diff options
| author | Iliyan Malchev <ibm@android.com> | 2009-07-17 13:10:30 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-15 12:01:43 -0700 |
| commit | caff4caead44f6a1ed0bc8ca50d8607d01f69b78 (patch) | |
| tree | 2fd9b777e509af1da825753e44c416f369f20660 | |
| parent | 7bf06dace0ed0f3ced257c1906409890c32f9664 (diff) | |
Staging: HTC Dream: add qdsp support
QDSP code is neccessarry for communication with some hardware
components on HTC Dream, including camera hardware. It also drives DSP
coproccessor.
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Cc: Brian Swetland <swetland@google.com>
Cc: Iliyan Malchev <ibm@android.com>
Cc: San Mehat <san@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
28 files changed, 12172 insertions, 0 deletions
diff --git a/drivers/staging/dream/qdsp5/Makefile b/drivers/staging/dream/qdsp5/Makefile new file mode 100644 index 00000000000..991d4a7e157 --- /dev/null +++ b/drivers/staging/dream/qdsp5/Makefile @@ -0,0 +1,17 @@ +obj-y += adsp.o +ifeq ($(CONFIG_MSM_AMSS_VERSION_6350),y) +obj-y += adsp_info.o +obj-y += audio_evrc.o audio_qcelp.o audio_amrnb.o audio_aac.o +else +obj-y += adsp_6225.o +endif + +obj-y += adsp_driver.o +obj-y += adsp_video_verify_cmd.o +obj-y += adsp_videoenc_verify_cmd.o +obj-y += adsp_jpeg_verify_cmd.o adsp_jpeg_patch_event.o +obj-y += adsp_vfe_verify_cmd.o adsp_vfe_patch_event.o +obj-y += adsp_lpm_verify_cmd.o +obj-y += audio_out.o audio_in.o audio_mp3.o audmgr.o audpp.o +obj-y += snd.o + diff --git a/drivers/staging/dream/qdsp5/adsp.c b/drivers/staging/dream/qdsp5/adsp.c new file mode 100644 index 00000000000..d096456688d --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp.c @@ -0,0 +1,1163 @@ +/* arch/arm/mach-msm/qdsp5/adsp.c + * + * Register/Interrupt access for userspace aDSP library. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * Author: Iliyan Malchev <ibm@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +/* TODO: + * - move shareable rpc code outside of adsp.c + * - general solution for virt->phys patchup + * - queue IDs should be relative to modules + * - disallow access to non-associated queues + */ + +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/kthread.h> +#include <linux/module.h> +#include <linux/uaccess.h> +#include <linux/wait.h> +#include <linux/wakelock.h> + +static struct wake_lock adsp_wake_lock; +static inline void prevent_suspend(void) +{ + wake_lock(&adsp_wake_lock); +} +static inline void allow_suspend(void) +{ + wake_unlock(&adsp_wake_lock); +} + +#include <linux/io.h> +#include <mach/msm_iomap.h> +#include "adsp.h" + +#define INT_ADSP INT_ADSP_A9_A11 + +static struct adsp_info adsp_info; +static struct msm_rpc_endpoint *rpc_cb_server_client; +static struct msm_adsp_module *adsp_modules; +static int adsp_open_count; +static DEFINE_MUTEX(adsp_open_lock); + +/* protect interactions with the ADSP command/message queue */ +static spinlock_t adsp_cmd_lock; + +static uint32_t current_image = -1; + +void adsp_set_image(struct adsp_info *info, uint32_t image) +{ + current_image = image; +} + +/* + * Checks whether the module_id is available in the + * module_entries table.If module_id is available returns `0`. + * If module_id is not available returns `-ENXIO`. + */ +#if CONFIG_MSM_AMSS_VERSION >= 6350 +static int32_t adsp_validate_module(uint32_t module_id) +{ + uint32_t *ptr; + uint32_t module_index; + uint32_t num_mod_entries; + + ptr = adsp_info.init_info_ptr->module_entries; + num_mod_entries = adsp_info.init_info_ptr->module_table_size; + + for (module_index = 0; module_index < num_mod_entries; module_index++) + if (module_id == ptr[module_index]) + return 0; + + return -ENXIO; +} +#else +static inline int32_t adsp_validate_module(uint32_t module_id) { return 0; } +#endif + +uint32_t adsp_get_module(struct adsp_info *info, uint32_t task) +{ + BUG_ON(current_image == -1UL); + return info->task_to_module[current_image][task]; +} + +uint32_t adsp_get_queue_offset(struct adsp_info *info, uint32_t queue_id) +{ + BUG_ON(current_image == -1UL); + return info->queue_offset[current_image][queue_id]; +} + +static int rpc_adsp_rtos_app_to_modem(uint32_t cmd, uint32_t module, + struct msm_adsp_module *adsp_module) +{ + int rc; + struct rpc_adsp_rtos_app_to_modem_args_t rpc_req; + struct rpc_reply_hdr *rpc_rsp; + + msm_rpc_setup_req(&rpc_req.hdr, + RPC_ADSP_RTOS_ATOM_PROG, + msm_rpc_get_vers(adsp_module->rpc_client), + RPC_ADSP_RTOS_APP_TO_MODEM_PROC); + + rpc_req.gotit = cpu_to_be32(1); + rpc_req.cmd = cpu_to_be32(cmd); + rpc_req.proc_id = cpu_to_be32(RPC_ADSP_RTOS_PROC_APPS); + rpc_req.module = cpu_to_be32(module); + rc = msm_rpc_write(adsp_module->rpc_client, &rpc_req, sizeof(rpc_req)); + if (rc < 0) { + pr_err("adsp: could not send RPC request: %d\n", rc); + return rc; + } + + rc = msm_rpc_read(adsp_module->rpc_client, + (void **)&rpc_rsp, -1, (5*HZ)); + if (rc < 0) { + pr_err("adsp: error receiving RPC reply: %d (%d)\n", + rc, -ERESTARTSYS); + return rc; + } + + if (be32_to_cpu(rpc_rsp->reply_stat) != RPCMSG_REPLYSTAT_ACCEPTED) { + pr_err("adsp: RPC call was denied!\n"); + kfree(rpc_rsp); + return -EPERM; + } + + if (be32_to_cpu(rpc_rsp->data.acc_hdr.accept_stat) != + RPC_ACCEPTSTAT_SUCCESS) { + pr_err("adsp error: RPC call was not successful (%d)\n", + be32_to_cpu(rpc_rsp->data.acc_hdr.accept_stat)); + kfree(rpc_rsp); + return -EINVAL; + } + + kfree(rpc_rsp); + return 0; +} + +#if CONFIG_MSM_AMSS_VERSION >= 6350 +static int get_module_index(uint32_t id) +{ + int mod_idx; + for (mod_idx = 0; mod_idx < adsp_info.module_count; mod_idx++) + if (adsp_info.module[mod_idx].id == id) + return mod_idx; + + return -ENXIO; +} +#endif + +static struct msm_adsp_module *find_adsp_module_by_id( + struct adsp_info *info, uint32_t id) +{ + if (id > info->max_module_id) { + return NULL; + } else { +#if CONFIG_MSM_AMSS_VERSION >= 6350 + id = get_module_index(id); + if (id < 0) + return NULL; +#endif + return info->id_to_module[id]; + } +} + +static struct msm_adsp_module *find_adsp_module_by_name( + struct adsp_info *info, const char *name) +{ + unsigned n; + for (n = 0; n < info->module_count; n++) + if (!strcmp(name, adsp_modules[n].name)) + return adsp_modules + n; + return NULL; +} + +static int adsp_rpc_init(struct msm_adsp_module *adsp_module) +{ + /* remove the original connect once compatible support is complete */ + adsp_module->rpc_client = msm_rpc_connect( + RPC_ADSP_RTOS_ATOM_PROG, + RPC_ADSP_RTOS_ATOM_VERS, + MSM_RPC_UNINTERRUPTIBLE); + + if (IS_ERR(adsp_module->rpc_client)) { + int rc = PTR_ERR(adsp_module->rpc_client); + adsp_module->rpc_client = 0; + pr_err("adsp: could not open rpc client: %d\n", rc); + return rc; + } + + return 0; +} + +#if CONFIG_MSM_AMSS_VERSION >= 6350 +/* + * Send RPC_ADSP_RTOS_CMD_GET_INIT_INFO cmd to ARM9 and get + * queue offsets and module entries (init info) as part of the event. + */ +static void msm_get_init_info(void) +{ + int rc; + struct rpc_adsp_rtos_app_to_modem_args_t rpc_req; + + adsp_info.init_info_rpc_client = msm_rpc_connect( + RPC_ADSP_RTOS_ATOM_PROG, + RPC_ADSP_RTOS_ATOM_VERS, + MSM_RPC_UNINTERRUPTIBLE); + if (IS_ERR(adsp_info.init_info_rpc_client)) { + rc = PTR_ERR(adsp_info.init_info_rpc_client); + adsp_info.init_info_rpc_client = 0; + pr_err("adsp: could not open rpc client: %d\n", rc); + return; + } + + msm_rpc_setup_req(&rpc_req.hdr, + RPC_ADSP_RTOS_ATOM_PROG, + msm_rpc_get_vers(adsp_info.init_info_rpc_client), + RPC_ADSP_RTOS_APP_TO_MODEM_PROC); + + rpc_req.gotit = cpu_to_be32(1); + rpc_req.cmd = cpu_to_be32(RPC_ADSP_RTOS_CMD_GET_INIT_INFO); + rpc_req.proc_id = cpu_to_be32(RPC_ADSP_RTOS_PROC_APPS); + rpc_req.module = 0; + + rc = msm_rpc_write(adsp_info.init_info_rpc_client, + &rpc_req, sizeof(rpc_req)); + if (rc < 0) + pr_err("adsp: could not send RPC request: %d\n", rc); +} +#endif + +int msm_adsp_get(const char *name, struct msm_adsp_module **out, + struct msm_adsp_ops *ops, void *driver_data) +{ + struct msm_adsp_module *module; + int rc = 0; + +#if CONFIG_MSM_AMSS_VERSION >= 6350 + static uint32_t init_info_cmd_sent; + if (!init_info_cmd_sent) { + msm_get_init_info(); + init_waitqueue_head(&adsp_info.init_info_wait); + rc = wait_event_timeout(adsp_info.init_info_wait, + adsp_info.init_info_state == ADSP_STATE_INIT_INFO, + 5 * HZ); + if (!rc) { + pr_info("adsp: INIT_INFO failed\n"); + return -ETIMEDOUT; + } + init_info_cmd_sent++; + } +#endif + + module = find_adsp_module_by_name(&adsp_info, name); + if (!module) + return -ENODEV; + + mutex_lock(&module->lock); + pr_info("adsp: opening module %s\n", module->name); + if (module->open_count++ == 0 && module->clk) + clk_enable(module->clk); + + mutex_lock(&adsp_open_lock); + if (adsp_open_count++ == 0) { + enable_irq(INT_ADSP); + prevent_suspend(); + } + mutex_unlock(&adsp_open_lock); + + if (module->ops) { + rc = -EBUSY; + goto done; + } + + rc = adsp_rpc_init(module); + if (rc) + goto done; + + module->ops = ops; + module->driver_data = driver_data; + *out = module; + rc = rpc_adsp_rtos_app_to_modem(RPC_ADSP_RTOS_CMD_REGISTER_APP, + module->id, module); + if (rc) { + module->ops = NULL; + module->driver_data = NULL; + *out = NULL; + pr_err("adsp: REGISTER_APP failed\n"); + goto done; + } + + pr_info("adsp: module %s has been registered\n", module->name); + +done: + mutex_lock(&adsp_open_lock); + if (rc && --adsp_open_count == 0) { + disable_irq(INT_ADSP); + allow_suspend(); + } + if (rc && --module->open_count == 0 && module->clk) + clk_disable(module->clk); + mutex_unlock(&adsp_open_lock); + mutex_unlock(&module->lock); + return rc; +} +EXPORT_SYMBOL(msm_adsp_get); + +static int msm_adsp_disable_locked(struct msm_adsp_module *module); + +void msm_adsp_put(struct msm_adsp_module *module) +{ + unsigned long flags; + + mutex_lock(&module->lock); + if (--module->open_count == 0 && module->clk) + clk_disable(module->clk); + if (module->ops) { + pr_info("adsp: closing module %s\n", module->name); + + /* lock to ensure a dsp event cannot be delivered + * during or after removal of the ops and driver_data + */ + spin_lock_irqsave(&adsp_cmd_lock, flags); + module->ops = NULL; + module->driver_data = NULL; + spin_unlock_irqrestore(&adsp_cmd_lock, flags); + + if (module->state != ADSP_STATE_DISABLED) { + pr_info("adsp: disabling module %s\n", module->name); + msm_adsp_disable_locked(module); + } + + msm_rpc_close(module->rpc_client); + module->rpc_client = 0; + if (--adsp_open_count == 0) { + disable_irq(INT_ADSP); + allow_suspend(); + pr_info("adsp: disable interrupt\n"); + } + } else { + pr_info("adsp: module %s is already closed\n", module->name); + } + mutex_unlock(&module->lock); +} +EXPORT_SYMBOL(msm_adsp_put); + +/* this should be common code with rpc_servers.c */ +static int rpc_send_accepted_void_reply(struct msm_rpc_endpoint *client, + uint32_t xid, uint32_t accept_status) +{ + int rc = 0; + uint8_t reply_buf[sizeof(struct rpc_reply_hdr)]; + struct rpc_reply_hdr *reply = (struct rpc_reply_hdr *)reply_buf; + + reply->xid = cpu_to_be32(xid); + reply->type = cpu_to_be32(1); /* reply */ + reply->reply_stat = cpu_to_be32(RPCMSG_REPLYSTAT_ACCEPTED); + + reply->data.acc_hdr.accept_stat = cpu_to_be32(accept_status); + reply->data.acc_hdr.verf_flavor = 0; + reply->data.acc_hdr.verf_length = 0; + + rc = msm_rpc_write(rpc_cb_server_client, reply_buf, sizeof(reply_buf)); + if (rc < 0) + pr_err("adsp: could not write RPC response: %d\n", rc); + return rc; +} + +int __msm_adsp_write(struct msm_adsp_module *module, unsigned dsp_queue_addr, + void *cmd_buf, size_t cmd_size) +{ + uint32_t ctrl_word; + uint32_t dsp_q_addr; + uint32_t dsp_addr; + uint32_t cmd_id = 0; + int cnt = 0; + int ret_status = 0; + unsigned long flags; + struct adsp_info *info = module->info; + + spin_lock_irqsave(&adsp_cmd_lock, flags); + + if (module->state != ADSP_STATE_ENABLED) { + spin_unlock_irqrestore(&adsp_cmd_lock, flags); + pr_err("adsp: module %s not enabled before write\n", + module->name); + return -ENODEV; + } + if (adsp_validate_module(module->id)) { + spin_unlock_irqrestore(&adsp_cmd_lock, flags); + pr_info("adsp: module id validation failed %s %d\n", + module->name, module->id); + return -ENXIO; + } + dsp_q_addr = adsp_get_queue_offset(info, dsp_queue_addr); + dsp_q_addr &= ADSP_RTOS_WRITE_CTRL_WORD_DSP_ADDR_M; + + /* Poll until the ADSP is ready to accept a command. + * Wait for 100us, return error if it's not responding. + * If this returns an error, we need to disable ALL modules and + * then retry. + */ + while (((ctrl_word = readl(info->write_ctrl)) & + ADSP_RTOS_WRITE_CTRL_WORD_READY_M) != + ADSP_RTOS_WRITE_CTRL_WORD_READY_V) { + if (cnt > 100) { + pr_err("adsp: timeout waiting for DSP write ready\n"); + ret_status = -EIO; + goto fail; + } + pr_warning("adsp: waiting for DSP write ready\n"); + udelay(1); + cnt++; + } + + /* Set the mutex bits */ + ctrl_word &= ~(ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_M); + ctrl_word |= ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_NAVAIL_V; + + /* Clear the command bits */ + ctrl_word &= ~(ADSP_RTOS_WRITE_CTRL_WORD_CMD_M); + + /* Set the queue address bits */ + ctrl_word &= ~(ADSP_RTOS_WRITE_CTRL_WORD_DSP_ADDR_M); + ctrl_word |= dsp_q_addr; + + writel(ctrl_word, info->write_ctrl); + + /* Generate an interrupt to the DSP. This notifies the DSP that + * we are about to send a command on this particular queue. The + * DSP will in response change its state. + */ + writel(1, info->send_irq); + + /* Poll until the adsp responds to the interrupt; this does not + * generate an interrupt from the adsp. This should happen within + * 5ms. + */ + cnt = 0; + while ((readl(info->write_ctrl) & + ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_M) == + ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_NAVAIL_V) { + if (cnt > 5000) { + pr_err("adsp: timeout waiting for adsp ack\n"); + ret_status = -EIO; + goto fail; + } + udelay(1); + cnt++; + } + + /* Read the ctrl word */ + ctrl_word = readl(info->write_ctrl); + + if ((ctrl_word & ADSP_RTOS_WRITE_CTRL_WORD_STATUS_M) != + ADSP_RTOS_WRITE_CTRL_WORD_NO_ERR_V) { + ret_status = -EAGAIN; + goto fail; + } + + /* Ctrl word status bits were 00, no error in the ctrl word */ + + /* Get the DSP buffer address */ + dsp_addr = (ctrl_word & ADSP_RTOS_WRITE_CTRL_WORD_DSP_ADDR_M) + + (uint32_t)MSM_AD5_BASE; + + if (dsp_addr < (uint32_t)(MSM_AD5_BASE + QDSP_RAMC_OFFSET)) { + uint16_t *buf_ptr = (uint16_t *) cmd_buf; + uint16_t *dsp_addr16 = (uint16_t *)dsp_addr; + cmd_size /= sizeof(uint16_t); + + /* Save the command ID */ + cmd_id = (uint32_t) buf_ptr[0]; + + /* Copy the command to DSP memory */ + cmd_size++; + while (--cmd_size) + *dsp_addr16++ = *buf_ptr++; + } else { + uint32_t *buf_ptr = (uint32_t *) cmd_buf; + uint32_t *dsp_addr32 = (uint32_t *)dsp_addr; + cmd_size /= sizeof(uint32_t); + + /* Save the command ID */ + cmd_id = buf_ptr[0]; + + cmd_size++; + while (--cmd_size) + *dsp_addr32++ = *buf_ptr++; + } + + /* Set the mutex bits */ + ctrl_word &= ~(ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_M); + ctrl_word |= ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_NAVAIL_V; + + /* Set the command bits to write done */ + ctrl_word &= ~(ADSP_RTOS_WRITE_CTRL_WORD_CMD_M); + ctrl_word |= ADSP_RTOS_WRITE_CTRL_WORD_CMD_WRITE_DONE_V; + + /* Set the queue address bits */ + ctrl_word &= ~(ADSP_RTOS_WRITE_CTRL_WORD_DSP_ADDR_M); + ctrl_word |= dsp_q_addr; + + writel(ctrl_word, info->write_ctrl); + + /* Generate an interrupt to the DSP. It does not respond with + * an interrupt, and we do not need to wait for it to + * acknowledge, because it will hold the mutex lock until it's + * ready to receive more commands again. + */ + writel(1, info->send_irq); + + module->num_commands++; + +fail: + spin_unlock_irqrestore(&adsp_cmd_lock, flags); + return ret_status; +} +EXPORT_SYMBOL(msm_adsp_write); + +int msm_adsp_write(struct msm_adsp_module *module, unsigned dsp_queue_addr, + void *cmd_buf, size_t cmd_size) +{ + int rc, retries = 0; + do { + rc = __msm_adsp_write(module, dsp_queue_addr, cmd_buf, cmd_size); + if (rc == -EAGAIN) + udelay(10); + } while(rc == -EAGAIN && retries++ < 100); + if (retries > 50) + pr_warning("adsp: %s command took %d attempts: rc %d\n", + module->name, retries, rc); + return rc; +} + +#ifdef CONFIG_MSM_ADSP_REPORT_EVENTS +static void *modem_event_addr; +#if CONFIG_MSM_AMSS_VERSION >= 6350 +static void read_modem_event(void *buf, size_t len) +{ + uint32_t *dptr = buf; + struct rpc_adsp_rtos_modem_to_app_args_t *sptr; + struct adsp_rtos_mp_mtoa_type *pkt_ptr; + + sptr = modem_event_addr; + pkt_ptr = &sptr->mtoa_pkt.adsp_rtos_mp_mtoa_data.mp_mtoa_packet; + + dptr[0] = be32_to_cpu(sptr->mtoa_pkt.mp_mtoa_header.event); + dptr[1] = be32_to_cpu(pkt_ptr->module); + dptr[2] = be32_to_cpu(pkt_ptr->image); +} +#else +static void read_modem_event(void *buf, size_t len) +{ + uint32_t *dptr = buf; + struct rpc_adsp_rtos_modem_to_app_args_t *sptr = + modem_event_addr; + dptr[0] = be32_to_cpu(sptr->event); + dptr[1] = be32_to_cpu(sptr->module); + dptr[2] = be32_to_cpu(sptr->image); +} +#endif /* CONFIG_MSM_AMSS_VERSION >= 6350 */ +#endif /* CONFIG_MSM_ADSP_REPORT_EVENTS */ + +static void handle_adsp_rtos_mtoa_app(struct rpc_request_hdr *req) +{ + struct rpc_adsp_rtos_modem_to_app_args_t *args = + (struct rpc_adsp_rtos_modem_to_app_args_t *)req; + uint32_t event; + uint32_t proc_id; + uint32_t module_id; + uint32_t image; + struct msm_adsp_module *module; +#if CONFIG_MSM_AMSS_VERSION >= 6350 + struct adsp_rtos_mp_mtoa_type *pkt_ptr = + &args->mtoa_pkt.adsp_rtos_mp_mtoa_data.mp_mtoa_packet; + + event = be32_to_cpu(args->mtoa_pkt.mp_mtoa_header.event); + proc_id = be32_to_cpu(args->mtoa_pkt.mp_mtoa_header.proc_id); + module_id = be32_to_cpu(pkt_ptr->module); + image = be32_to_cpu(pkt_ptr->image); + + if (be32_to_cpu(args->mtoa_pkt.desc_field) == RPC_ADSP_RTOS_INIT_INFO) { + struct queue_to_offset_type *qptr; + struct queue_to_offset_type *qtbl; + uint32_t *mptr; + uint32_t *mtbl; + uint32_t q_idx; + uint32_t num_entries; + uint32_t entries_per_image; + struct adsp_rtos_mp_mtoa_init_info_type *iptr; + struct adsp_rtos_mp_mtoa_init_info_type *sptr; + int32_t i_no, e_idx; + + pr_info("adsp:INIT_INFO Event\n"); + sptr = &args->mtoa_pkt.adsp_rtos_mp_mtoa_data. + mp_mtoa_init_packet; + + iptr = adsp_info.init_info_ptr; + iptr->image_count = be32_to_cpu(sptr->image_count); + iptr->num_queue_offsets = be32_to_cpu(sptr->num_queue_offsets); + num_entries = iptr->num_queue_offsets; + qptr = &sptr->queue_offsets_tbl[0][0]; + for (i_no = 0; i_no < iptr->image_count; i_no++) { + qtbl = &iptr->queue_offsets_tbl[i_no][0]; + for (e_idx = 0; e_idx < num_entries; e_idx++) { + qtbl[e_idx].offset = be32_to_cpu(qptr->offset); + qtbl[e_idx].queue = be32_to_cpu(qptr->queue); + q_idx = be32_to_cpu(qptr->queue); + iptr->queue_offsets[i_no][q_idx] = + qtbl[e_idx].offset; + qptr++; + } + } + + num_entries = be32_to_cpu(sptr->num_task_module_entries); + iptr->num_task_module_entries = num_entries; + entries_per_image = num_entries / iptr->image_count; + mptr = &sptr->task_to_module_tbl[0][0]; + for (i_no = 0; i_no < iptr->image_count; i_no++) { + mtbl = &iptr->task_to_module_tbl[i_no][0]; + for (e_idx = 0; e_idx < entries_per_image; e_idx++) { + mtbl[e_idx] = be32_to_cpu(*mptr); + mptr++; + } + } + + iptr->module_table_size = be32_to_cpu(sptr->module_table_size); + mptr = &sptr->module_entries[0]; + for (i_no = 0; i_no < iptr->module_table_size; i_no++) + iptr->module_entries[i_no] = be32_to_cpu(mptr[i_no]); + adsp_info.init_info_state = ADSP_STATE_INIT_INFO; + rpc_send_accepted_void_reply(rpc_cb_server_client, req->xid, + RPC_ACCEPTSTAT_SUCCESS); + wake_up(&adsp_info.init_info_wait); + + return; + } +#else + event = be32_to_cpu(args->event); + proc_id = be32_to_cpu(args->proc_id); + module_id = be32_to_cpu(args->module); + image = be32_to_cpu(args->image); +#endif + + pr_info("adsp: rpc event=%d, proc_id=%d, module=%d, image=%d\n", + event, proc_id, module_id, image); + + module = find_adsp_module_by_id(&adsp_info, module_id); + if (!module) { + pr_err("adsp: module %d is not supported!\n", module_id); + rpc_send_accepted_void_reply(rpc_cb_server_client, req->xid, + RPC_ACCEPTSTAT_GARBAGE_ARGS); + return; + } + + mutex_lock(&module->lock); + switch (event) { + case RPC_ADSP_RTOS_MOD_READY: + pr_info("adsp: module %s: READY\n", module->name); + module->state = ADSP_STATE_ENABLED; + wake_up(&module->state_wait); + adsp_set_image(module->info, image); + break; + case RPC_ADSP_RTOS_MOD_DISABLE: + pr_info("adsp: module %s: DISABLED\n", module->name); + module->state = ADSP_STATE_DISABLED; + wake_up(&module->state_wait); + break; + case RPC_ADSP_RTOS_SERVICE_RESET: + pr_info("adsp: module %s: SERVICE_RESET\n", module->name); + module->state = ADSP_STATE_DISABLED; + wake_up(&module->state_wait); + break; + case RPC_ADSP_RTOS_CMD_SUCCESS: + pr_info("adsp: module %s: CMD_SUCCESS\n", module->name); + break; + case RPC_ADSP_RTOS_CMD_FAIL: + pr_info("adsp: module %s: CMD_FAIL\n", module->name); + break; +#if CONFIG_MSM_AMSS_VERSION >= 6350 + case RPC_ADSP_RTOS_DISABLE_FAIL: + pr_info("adsp: module %s: DISABLE_FAIL\n", module->name); + break; +#endif + default: + pr_info("adsp: unknown event %d\n", event); + rpc_send_accepted_void_reply(rpc_cb_server_client, req->xid, + RPC_ACCEPTSTAT_GARBAGE_ARGS); + mutex_unlock(&module->lock); + return; + } + rpc_send_accepted_void_reply(rpc_cb_server_client, req->xid, + RPC_ACCEPTSTAT_SUCCESS); + mutex_unlock(&module->lock); +#ifdef CONFIG_MSM_ADSP_REPORT_EVENTS + modem_event_addr = (uint32_t *)req; + module->ops->event(module->driver_data, EVENT_MSG_ID, + EVENT_LEN, read_modem_event); +#endif +} + +static int handle_adsp_rtos_mtoa(struct rpc_request_hdr *req) +{ + switch (req->procedure) { + case RPC_ADSP_RTOS_MTOA_NULL_PROC: + rpc_send_accepted_void_reply(rpc_cb_server_client, + req->xid, + RPC_ACCEPTSTAT_SUCCESS); + break; + case RPC_ADSP_RTOS_MODEM_TO_APP_PROC: + handle_adsp_rtos_mtoa_app(req); + break; + default: + pr_err("adsp: unknowned proc %d\n", req->procedure); + rpc_send_accepted_void_reply( + rpc_cb_server_client, req->xid, + RPC_ACCEPTSTAT_PROC_UNAVAIL); + break; + } + return 0; +} + +/* this should be common code with rpc_servers.c */ +static int adsp_rpc_thread(void *data) +{ + void *buffer; + struct rpc_request_hdr *req; + int rc; + + do { + rc = msm_rpc_read(rpc_cb_server_client, &buffer, -1, -1); + if (rc < 0) { + pr_err("adsp: could not read rpc: %d\n", rc); + break; + } + req = (struct rpc_request_hdr *)buffer; + + req->type = be32_to_cpu(req->type); + req->xid = be32_to_cpu(req->xid); + req->rpc_vers = be32_to_cpu(req->rpc_vers); + req->prog = be32_to_cpu(req->prog); + req->vers = be32_to_cpu(req->vers); + req->procedure = be32_to_cpu(req->procedure); + + if (req->type != 0) + goto bad_rpc; + if (req->rpc_vers != 2) + goto bad_rpc; + if (req->prog != RPC_ADSP_RTOS_MTOA_PROG) + goto bad_rpc; + if (req->vers != RPC_ADSP_RTOS_MTOA_VERS) + goto bad_rpc; + + handle_adsp_rtos_mtoa(req); + kfree(buffer); + continue; + +bad_rpc: + pr_err("adsp: bogus rpc from modem\n"); + kfree(buffer); + } while (1); + + do_exit(0); +} + +static size_t read_event_size; +static void *read_event_addr; + +static void read_event_16(void *buf, size_t len) +{ + uint16_t *dst = buf; + uint16_t *src = read_event_addr; + len /= 2; + if (len > read_event_size) + len = read_event_size; + while (len--) + *dst++ = *src++; +} + +static void read_event_32(void *buf, size_t len) +{ + uint32_t *dst = buf; + uint32_t *src = read_event_addr; + len /= 2; + if (len > read_event_size) + len = read_event_size; + while (len--) + *dst++ = *src++; +} + +static int adsp_rtos_read_ctrl_word_cmd_tast_to_h_v( + struct adsp_info *info, void *dsp_addr) +{ + struct msm_adsp_module *module; + unsigned rtos_task_id; + unsigned msg_id; + unsigned msg_length; + void (*func)(void *, size_t); + + if (dsp_addr >= (void *)(MSM_AD5_BASE + QDSP_RAMC_OFFSET)) { + uint32_t *dsp_addr32 = dsp_addr; + uint32_t tmp = *dsp_addr32++; + rtos_task_id = (tmp & ADSP_RTOS_READ_CTRL_WORD_TASK_ID_M) >> 8; + msg_id = (tmp & ADSP_RTOS_READ_CTRL_WORD_MSG_ID_M); + read_event_size = tmp >> 16; + read_event_addr = dsp_addr32; + msg_length = read_event_size * sizeof(uint32_t); + func = read_event_32; + } else { + uint16_t *dsp_addr16 = dsp_addr; + uint16_t tmp = *dsp_addr16++; + rtos_task_id = (tmp & ADSP_RTOS_READ_CTRL_WORD_TASK_ID_M) >> 8; + msg_id = tmp & ADSP_RTOS_READ_CTRL_WORD_MSG_ID_M; + read_event_size = *dsp_addr16++; + read_event_addr = dsp_addr16; + msg_length = read_event_size * sizeof(uint16_t); + func = read_event_16; + } + + if (rtos_task_id > info->max_task_id) { + pr_err("adsp: bogus task id %d\n", rtos_task_id); + return 0; + } + module = find_adsp_module_by_id(info, + adsp_get_module(info, rtos_task_id)); + + if (!module) { + pr_err("adsp: no module for task id %d\n", rtos_task_id); + return 0; + } + + module->num_events++; + + if (!module->ops) { + pr_err("adsp: module %s is not open\n", module->name); + return 0; + } + + module->ops->event(module->driver_data, msg_id, msg_length, func); + return 0; +} + +static int adsp_get_event(struct adsp_info *info) +{ + uint32_t ctrl_word; + uint32_t ready; + void *dsp_addr; + uint32_t cmd_type; + int cnt; + unsigned long flags; + int rc = 0; + + spin_lock_irqsave(&adsp_cmd_lock, flags); + + /* Whenever the DSP has a message, it updates this control word + * and generates an interrupt. When we receive the interrupt, we + * read this register to find out what ADSP task the command is + * comming from. + * + * The ADSP should *always* be ready on the first call, but the + * irq handler calls us in a loop (to handle back-to-back command + * processing), so we give the DSP some time to return to the + * ready state. The DSP will not issue another IRQ for events + * pending between the first IRQ and the event queue being drained, + * unfortunately. + */ + + for (cnt = 0; cnt < 10; cnt++) { + ctrl_word = readl(info->read_ctrl); + + if ((ctrl_word & ADSP_RTOS_READ_CTRL_WORD_FLAG_M) == + ADSP_RTOS_READ_CTRL_WORD_FLAG_UP_CONT_V) + goto ready; + + udelay(10); + } + pr_warning("adsp: not ready after 100uS\n"); + rc = -EBUSY; + goto done; + +ready: + /* Here we check to see if there are pending messages. If there are + * none, we siply return -EAGAIN to indicate that there are no more + * messages pending. + */ + ready = ctrl_word & ADSP_RTOS_READ_CTRL_WORD_READY_M; + if ((ready != ADSP_RTOS_READ_CTRL_WORD_READY_V) && + (ready != ADSP_RTOS_READ_CTRL_WORD_CONT_V)) { + rc = -EAGAIN; + goto done; + } + + /* DSP says that there are messages waiting for the host to read */ + + /* Get the Command Type */ + cmd_type = ctrl_word & ADSP_RTOS_READ_CTRL_WORD_CMD_TYPE_M; + + /* Get the DSP buffer address */ + dsp_addr = (void *)((ctrl_word & + ADSP_RTOS_READ_CTRL_WORD_DSP_ADDR_M) + + (uint32_t)MSM_AD5_BASE); + + /* We can only handle Task-to-Host messages */ + if (cmd_type != ADSP_RTOS_READ_CTRL_WORD_CMD_TASK_TO_H_V) { + pr_err("adsp: unknown dsp cmd_type %d\n", cmd_type); + rc = -EIO; + goto done; + } + + adsp_rtos_read_ctrl_word_cmd_tast_to_h_v(info, dsp_addr); + + ctrl_word = readl(info->read_ctrl); + ctrl_word &= ~ADSP_RTOS_READ_CTRL_WORD_READY_M; + + /* Write ctrl word to the DSP */ + writel(ctrl_word, info->read_ctrl); + + /* Generate an interrupt to the DSP */ + writel(1, info->send_irq); + +done: + spin_unlock_irqrestore(&adsp_cmd_lock, flags); + return rc; +} + +static irqreturn_t adsp_irq_handler(int irq, void *data) +{ + struct adsp_info *info = &adsp_info; + int cnt = 0; + for (cnt = 0; cnt < 10; cnt++) + if (adsp_get_event(info) < 0) + break; + if (cnt > info->event_backlog_max) + info->event_backlog_max = cnt; + info->events_received += cnt; + if (cnt == 10) + pr_err("adsp: too many (%d) events for single irq!\n", cnt); + return IRQ_HANDLED; +} + +int adsp_set_clkrate(struct msm_adsp_module *module, unsigned long clk_rate) +{ + if (module->clk && clk_rate) + return clk_set_rate(module->clk, clk_rate); + + return -EINVAL; +} + +int msm_adsp_enable(struct msm_adsp_module *module) +{ + int rc = 0; + + pr_info("msm_adsp_enable() '%s'state[%d] id[%d]\n", + module->name, module->state, module->id); + + mutex_lock(&module->lock); + switch (module->state) { + case ADSP_STATE_DISABLED: + rc = rpc_adsp_rtos_app_to_modem(RPC_ADSP_RTOS_CMD_ENABLE, + module->id, module); + if (rc) + break; + module->state = ADSP_STATE_ENABLING; + mutex_unlock(&module->lock); + rc = wait_event_timeout(module->state_wait, + module->state != ADSP_STATE_ENABLING, + 1 * HZ); + mutex_lock(&module->lock); + if (module->state == ADSP_STATE_ENABLED) { + rc = 0; + } else { + pr_err("adsp: module '%s' enable timed out\n", + module->name); + rc = -ETIMEDOUT; + } + break; + case ADSP_STATE_ENABLING: + pr_warning("adsp: module '%s' enable in progress\n", + module->name); + break; + case ADSP_STATE_ENABLED: + pr_warning("adsp: module '%s' already enabled\n", + module->name); + break; + case ADSP_STATE_DISABLING: + pr_err("adsp: module '%s' disable in progress\n", + module->name); + rc = -EBUSY; + break; + } + mutex_unlock(&module->lock); + return rc; +} +EXPORT_SYMBOL(msm_adsp_enable); + +static int msm_adsp_disable_locked(struct msm_adsp_module *module) +{ + int rc = 0; + + switch (module->state) { + case ADSP_STATE_DISABLED: + pr_warning("adsp: module '%s' already disabled\n", + module->name); + break; + case ADSP_STATE_ENABLING: + case ADSP_STATE_ENABLED: + rc = rpc_adsp_rtos_app_to_modem(RPC_ADSP_RTOS_CMD_DISABLE, + module->id, module); + module->state = ADSP_STATE_DISABLED; + } + return rc; +} + +int msm_adsp_disable(struct msm_adsp_module *module) +{ + int rc; + pr_info("msm_adsp_disable() '%s'\n", module->name); + mutex_lock(&module->lock); + rc = msm_adsp_disable_locked(module); + mutex_unlock(&module->lock); + return rc; +} +EXPORT_SYMBOL(msm_adsp_disable); + +static int msm_adsp_probe(struct platform_device *pdev) +{ + unsigned count; + int rc, i; + int max_module_id; + + pr_info("adsp: probe\n"); + + wake_lock_init(&adsp_wake_lock, WAKE_LOCK_SUSPEND, "adsp"); +#if CONFIG_MSM_AMSS_VERSION >= 6350 + adsp_info.init_info_ptr = kzalloc( + (sizeof(struct adsp_rtos_mp_mtoa_init_info_type)), GFP_KERNEL); + if (!adsp_info.init_info_ptr) + return -ENOMEM; +#endif + + rc = adsp_init_info(&adsp_info); + if (rc) + return rc; + adsp_info.send_irq += (uint32_t) MSM_AD5_BASE; + adsp_info.read_ctrl += (uint32_t) MSM_AD5_BASE; + adsp_info.write_ctrl += (uint32_t) MSM_AD5_BASE; + count = adsp_info.module_count; + +#if CONFIG_MSM_AMSS_VERSION >= 6350 + max_module_id = count; +#else + max_module_id = adsp_info.max_module_id + 1; +#endif + + adsp_modules = kzalloc( + sizeof(struct msm_adsp_module) * count + + sizeof(void *) * max_module_id, GFP_KERNEL); + if (!adsp_modules) + return -ENOMEM; + + adsp_info.id_to_module = (void *) (adsp_modules + count); + + spin_lock_init(&adsp_cmd_lock); + + rc = request_irq(INT_ADSP, adsp_irq_handler, IRQF_TRIGGER_RISING, + "adsp", 0); + if (rc < 0) + goto fail_request_irq; + disable_irq(INT_ADSP); + + rpc_cb_server_client = msm_rpc_open(); + if (IS_ERR(rpc_cb_server_client)) { + rpc_cb_server_client = NULL; + rc = PTR_ERR(rpc_cb_server_client); + pr_err("adsp: could not create rpc server (%d)\n", rc); + goto fail_rpc_open; + } + + rc = msm_rpc_register_server(rpc_cb_server_client, + RPC_ADSP_RTOS_MTOA_PROG, + RPC_ADSP_RTOS_MTOA_VERS); + if (rc) { + pr_err("adsp: could not register callback server (%d)\n", rc); + goto fail_rpc_register; + } + + /* start the kernel thread to process the callbacks */ + kthread_run(adsp_rpc_thread, NULL, "kadspd"); + + for (i = 0; i < count; i++) { + struct msm_adsp_module *mod = adsp_modules + i; + mutex_init(&mod->lock); + init_waitqueue_head(&mod->state_wait); + mod->info = &adsp_info; + mod->name = adsp_info.module[i].name; + mod->id = adsp_info.module[i].id; + if (adsp_info.module[i].clk_name) + mod->clk = clk_get(NULL, adsp_info.module[i].clk_name); + else + mod->clk = NULL; + if (mod->clk && adsp_info.module[i].clk_rate) + clk_set_rate(mod->clk, adsp_info.module[i].clk_rate); + mod->verify_cmd = adsp_info.module[i].verify_cmd; + mod->patch_event = adsp_info.module[i].patch_event; + INIT_HLIST_HEAD(&mod->pmem_regions); + mod->pdev.name = adsp_info.module[i].pdev_name; + mod->pdev.id = -1; +#if CONFIG_MSM_AMSS_VERSION >= 6350 + adsp_info.id_to_module[i] = mod; +#else + adsp_info.id_to_module[mod->id] = mod; +#endif + platform_device_register(&mod->pdev); + } + + msm_adsp_publish_cdevs(adsp_modules, count); + + return 0; + +fail_rpc_register: + msm_rpc_close(rpc_cb_server_client); + rpc_cb_server_client = NULL; +fail_rpc_open: + enable_irq(INT_ADSP); + free_irq(INT_ADSP, 0); +fail_request_irq: + kfree(adsp_modules); +#if CONFIG_MSM_AMSS_VERSION >= 6350 + kfree(adsp_info.init_info_ptr); +#endif + return rc; +} + +static struct platform_driver msm_adsp_driver = { + .probe = msm_adsp_probe, + .driver = { + .name = MSM_ADSP_DRIVER_NAME, + .owner = THIS_MODULE, + }, +}; + +static int __init adsp_init(void) +{ + return platform_driver_register(&msm_adsp_driver); +} + +device_initcall(adsp_init); diff --git a/drivers/staging/dream/qdsp5/adsp.h b/drivers/staging/dream/qdsp5/adsp.h new file mode 100644 index 00000000000..0e5c9abd3da --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp.h @@ -0,0 +1,369 @@ +/* arch/arm/mach-msm/qdsp5/adsp.h + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * Author: Iliyan Malchev <ibm@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _ARCH_ARM_MACH_MSM_ADSP_H +#define _ARCH_ARM_MACH_MSM_ADSP_H + +#include <linux/types.h> +#include <linux/msm_adsp.h> +#include <mach/msm_rpcrouter.h> +#include <mach/msm_adsp.h> + +int adsp_pmem_fixup(struct msm_adsp_module *module, void **addr, + unsigned long len); +int adsp_pmem_fixup_kvaddr(struct msm_adsp_module *module, void **addr, + unsigned long *kvaddr, unsigned long len); +int adsp_pmem_paddr_fixup(struct msm_adsp_module *module, void **addr); + +int adsp_vfe_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size); +int adsp_jpeg_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size); +int adsp_lpm_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size); +int adsp_video_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size); +int adsp_videoenc_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size); + + +struct adsp_event; + +int adsp_vfe_patch_event(struct msm_adsp_module *module, + struct adsp_event *event); + +int adsp_jpeg_patch_event(struct msm_adsp_module *module, + struct adsp_event *event); + + +struct adsp_module_info { + const char *name; + const char *pdev_name; + uint32_t id; + const char *clk_name; + unsigned long clk_rate; + int (*verify_cmd) (struct msm_adsp_module*, unsigned int, void *, + size_t); + int (*patch_event) (struct msm_adsp_module*, struct adsp_event *); +}; + +#define ADSP_EVENT_MAX_SIZE 496 +#define EVENT_LEN 12 +#define EVENT_MSG_ID ((uint16_t)~0) + +struct adsp_event { + struct list_head list; + uint32_t size; /* always in bytes */ + uint16_t msg_id; + uint16_t type; /* 0 for msgs (from aDSP), -1 for events (from ARM9) */ + int is16; /* always 0 (msg is 32-bit) when the event type is 1(ARM9) */ + union { + uint16_t msg16[ADSP_EVENT_MAX_SIZE / 2]; + uint32_t msg32[ADSP_EVENT_MAX_SIZE / 4]; + } data; +}; + +struct adsp_info { + uint32_t send_irq; + uint32_t read_ctrl; + uint32_t write_ctrl; + + uint32_t max_msg16_size; + uint32_t max_msg32_size; + + uint32_t max_task_id; + uint32_t max_module_id; + uint32_t max_queue_id; + uint32_t max_image_id; + + /* for each image id, a map of queue id to offset */ + uint32_t **queue_offset; + + /* for each image id, a map of task id to module id */ + uint32_t **task_to_module; + + /* for each module id, map of module id to module */ + struct msm_adsp_module **id_to_module; + + uint32_t module_count; + struct adsp_module_info *module; + + /* stats */ + uint32_t events_received; + uint32_t event_backlog_max; + +#if CONFIG_MSM_AMSS_VERSION >= 6350 + /* rpc_client for init_info */ + struct msm_rpc_endpoint *init_info_rpc_client; + struct adsp_rtos_mp_mtoa_init_info_type *init_info_ptr; + wait_queue_head_t init_info_wait; + unsigned init_info_state; +#endif +}; + +#define RPC_ADSP_RTOS_ATOM_PROG 0x3000000a +#define RPC_ADSP_RTOS_MTOA_PROG 0x3000000b +#define RPC_ADSP_RTOS_ATOM_NULL_PROC 0 +#define RPC_ADSP_RTOS_MTOA_NULL_PROC 0 +#define RPC_ADSP_RTOS_APP_TO_MODEM_PROC 2 +#define RPC_ADSP_RTOS_MODEM_TO_APP_PROC 2 + +#if CONFIG_MSM_AMSS_VERSION >= 6350 +#define RPC_ADSP_RTOS_ATOM_VERS MSM_RPC_VERS(1,0) +#define RPC_ADSP_RTOS_MTOA_VERS MSM_RPC_VERS(2,1) /* must be actual vers */ +#define MSM_ADSP_DRIVER_NAME "rs3000000a:00010000" +#elif (CONFIG_MSM_AMSS_VERSION == 6220) || (CONFIG_MSM_AMSS_VERSION == 6225) +#define RPC_ADSP_RTOS_ATOM_VERS MSM_RPC_VERS(0x71d1094b, 0) +#define RPC_ADSP_RTOS_MTOA_VERS MSM_RPC_VERS(0xee3a9966, 0) +#define MSM_ADSP_DRIVER_NAME "rs3000000a:71d1094b" +#elif CONFIG_MSM_AMSS_VERSION == 6210 +#define RPC_ADSP_RTOS_ATOM_VERS MSM_RPC_VERS(0x20f17fd3, 0) +#define RPC_ADSP_RTOS_MTOA_VERS MSM_RPC_VERS(0x75babbd6, 0) +#define MSM_ADSP_DRIVER_NAME "rs3000000a:20f17fd3" +#else +#error "Unknown AMSS version" +#endif + +enum rpc_adsp_rtos_proc_type { + RPC_ADSP_RTOS_PROC_NONE = 0, + RPC_ADSP_RTOS_PROC_MODEM = 1, + RPC_ADSP_RTOS_PROC_APPS = 2, +}; + +enum { + RPC_ADSP_RTOS_CMD_REGISTER_APP, + RPC_ADSP_RTOS_CMD_ENABLE, + RPC_ADSP_RTOS_CMD_DISABLE, + RPC_ADSP_RTOS_CMD_KERNEL_COMMAND, + RPC_ADSP_RTOS_CMD_16_COMMAND, + RPC_ADSP_RTOS_CMD_32_COMMAND, + RPC_ADSP_RTOS_CMD_DISABLE_EVENT_RSP, + RPC_ADSP_RTOS_CMD_REMOTE_EVENT, + RPC_ADSP_RTOS_CMD_SET_STATE, +#if CONFIG_MSM_AMSS_VERSION >= 6350 + RPC_ADSP_RTOS_CMD_REMOTE_INIT_INFO_EVENT, + RPC_ADSP_RTOS_CMD_GET_INIT_INFO, +#endif +}; + +enum rpc_adsp_rtos_mod_status_type { + RPC_ADSP_RTOS_MOD_READY, + RPC_ADSP_RTOS_MOD_DISABLE, + RPC_ADSP_RTOS_SERVICE_RESET, + RPC_ADSP_RTOS_CMD_FAIL, + RPC_ADSP_RTOS_CMD_SUCCESS, +#if CONFIG_MSM_AMSS_VERSION >= 6350 + RPC_ADSP_RTOS_INIT_INFO, + RPC_ADSP_RTOS_DISABLE_FAIL, +#endif +}; + +struct rpc_adsp_rtos_app_to_modem_args_t { + struct rpc_request_hdr hdr; + uint32_t gotit; /* if 1, the next elements are present */ + uint32_t cmd; /* e.g., RPC_ADSP_RTOS_CMD_REGISTER_APP */ + uint32_t proc_id; /* e.g., RPC_ADSP_RTOS_PROC_APPS */ + uint32_t module; /* e.g., QDSP_MODULE_AUDPPTASK */ +}; + +#if CONFIG_MSM_AMSS_VERSION >= 6350 +enum qdsp_image_type { + QDSP_IMAGE_COMBO, + QDSP_IMAGE_GAUDIO, + QDSP_IMAGE_QTV_LP, + QDSP_IMAGE_MAX, + /* DO NOT USE: Force this enum to be a 32bit type to improve speed */ + QDSP_IMAGE_32BIT_DUMMY = 0x10000 +}; + +struct adsp_rtos_mp_mtoa_header_type { + enum rpc_adsp_rtos_mod_status_type event; + enum rpc_adsp_rtos_proc_type proc_id; +}; + +/* ADSP RTOS MP Communications - Modem to APP's Event Info*/ +struct adsp_rtos_mp_mtoa_type { + uint32_t module; + uint32_t image; + uint32_t apps_okts; +}; + +/* ADSP RTOS MP Communications - Modem to APP's Init Info */ +#define IMG_MAX 8 +#define ENTRIES_MAX 64 + +struct queue_to_offset_type { + uint32_t queue; + uint32_t offset; +}; + +struct adsp_rtos_mp_mtoa_init_info_type { + uint32_t image_count; + uint32_t num_queue_offsets; + struct queue_to_offset_type queue_offsets_tbl[IMG_MAX][ENTRIES_MAX]; + uint32_t num_task_module_entries; + uint32_t task_to_module_tbl[IMG_MAX][ENTRIES_MAX]; + + uint32_t module_table_size; + uint32_t module_entries[ENTRIES_MAX]; + /* + * queue_offsets[] is to store only queue_offsets + */ + uint32_t queue_offsets[IMG_MAX][ENTRIES_MAX]; +}; + +struct adsp_rtos_mp_mtoa_s_type { + struct adsp_rtos_mp_mtoa_header_type mp_mtoa_header; + + uint32_t desc_field; + union { + struct adsp_rtos_mp_mtoa_init_info_type mp_mtoa_init_packet; + struct adsp_rtos_mp_mtoa_type mp_mtoa_packet; + } adsp_rtos_mp_mtoa_data; +}; + +struct rpc_adsp_rtos_modem_to_app_args_t { + struct rpc_request_hdr hdr; + uint32_t gotit; /* if 1, the next elements are present */ + struct adsp_rtos_mp_mtoa_s_type mtoa_pkt; +}; +#else +struct rpc_adsp_rtos_modem_to_app_args_t { + struct rpc_request_hdr hdr; + uint32_t gotit; /* if 1, the next elements are present */ + uint32_t event; /* e.g., RPC_ADSP_RTOS_CMD_REGISTER_APP */ + uint32_t proc_id; /* e.g., RPC_ADSP_RTOS_PROC_APPS */ + uint32_t module; /* e.g., QDSP_MODULE_AUDPPTASK */ + uint32_t image; /* RPC_QDSP_IMAGE_GAUDIO */ +}; +#endif /* CONFIG_MSM_AMSS_VERSION >= 6350 */ + +#define ADSP_STATE_DISABLED 0 +#define ADSP_STATE_ENABLING 1 +#define ADSP_STATE_ENABLED 2 +#define ADSP_STATE_DISABLING 3 +#if CONFIG_MSM_AMSS_VERSION >= 6350 +#define ADSP_STATE_INIT_INFO 4 +#endif + +struct msm_adsp_module { + struct mutex lock; + const char *name; + unsigned id; + struct adsp_info *info; + + struct msm_rpc_endpoint *rpc_client; + struct msm_adsp_ops *ops; + void *driver_data; + + /* statistics */ + unsigned num_commands; + unsigned num_events; + + wait_queue_head_t state_wait; + unsigned state; + + struct platform_device pdev; + struct clk *clk; + int open_count; + + struct mutex pmem_regions_lock; + struct hlist_head pmem_regions; + int (*verify_cmd) (struct msm_adsp_module*, unsigned int, void *, + size_t); + int (*patch_event) (struct msm_adsp_module*, struct adsp_event *); +}; + +extern void msm_adsp_publish_cdevs(struct msm_adsp_module *, unsigned); +extern int adsp_init_info(struct adsp_info *info); + +/* Value to indicate that a queue is not defined for a particular image */ +#if CONFIG_MSM_AMSS_VERSION >= 6350 +#define QDSP_RTOS_NO_QUEUE 0xfffffffe +#else +#define QDSP_RTOS_NO_QUEUE 0xffffffff +#endif + +/* + * Constants used to communicate with the ADSP RTOS + */ +#define ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_M 0x80000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_NAVAIL_V 0x80000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_MUTEX_AVAIL_V 0x00000000U + +#define ADSP_RTOS_WRITE_CTRL_WORD_CMD_M 0x70000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_CMD_WRITE_REQ_V 0x00000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_CMD_WRITE_DONE_V 0x10000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_CMD_NO_CMD_V 0x70000000U + +#define ADSP_RTOS_WRITE_CTRL_WORD_STATUS_M 0x0E000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_NO_ERR_V 0x00000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_NO_FREE_BUF_V 0x02000000U + +#define ADSP_RTOS_WRITE_CTRL_WORD_KERNEL_FLG_M 0x01000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_HTOD_MSG_WRITE_V 0x00000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_HTOD_CMD_V 0x01000000U + +#define ADSP_RTOS_WRITE_CTRL_WORD_DSP_ADDR_M 0x00FFFFFFU +#define ADSP_RTOS_WRITE_CTRL_WORD_HTOD_CMD_ID_M 0x00FFFFFFU + +/* Combination of MUTEX and CMD bits to check if the DSP is busy */ +#define ADSP_RTOS_WRITE_CTRL_WORD_READY_M 0xF0000000U +#define ADSP_RTOS_WRITE_CTRL_WORD_READY_V 0x70000000U + +/* RTOS to Host processor command mask values */ +#define ADSP_RTOS_READ_CTRL_WORD_FLAG_M 0x80000000U +#define ADSP_RTOS_READ_CTRL_WORD_FLAG_UP_WAIT_V 0x00000000U +#define ADSP_RTOS_READ_CTRL_WORD_FLAG_UP_CONT_V 0x80000000U + +#define ADSP_RTOS_READ_CTRL_WORD_CMD_M 0x60000000U +#define ADSP_RTOS_READ_CTRL_WORD_READ_DONE_V 0x00000000U +#define ADSP_RTOS_READ_CTRL_WORD_READ_REQ_V 0x20000000U +#define ADSP_RTOS_READ_CTRL_WORD_NO_CMD_V 0x60000000U + +/* Combination of FLAG and COMMAND bits to check if MSG ready */ +#define ADSP_RTOS_READ_CTRL_WORD_READY_M 0xE0000000U +#define ADSP_RTOS_READ_CTRL_WORD_READY_V 0xA0000000U +#define ADSP_RTOS_READ_CTRL_WORD_CONT_V 0xC0000000U +#define ADSP_RTOS_READ_CTRL_WORD_DONE_V 0xE0000000U + +#define ADSP_RTOS_READ_CTRL_WORD_STATUS_M 0x18000000U +#define ADSP_RTOS_READ_CTRL_WORD_NO_ERR_V 0x00000000U + +#define ADSP_RTOS_READ_CTRL_WORD_IN_PROG_M 0x04000000U +#define ADSP_RTOS_READ_CTRL_WORD_NO_READ_IN_PROG_V 0x00000000U +#define ADSP_RTOS_READ_CTRL_WORD_READ_IN_PROG_V 0x04000000U + +#define ADSP_RTOS_READ_CTRL_WORD_CMD_TYPE_M 0x03000000U +#define ADSP_RTOS_READ_CTRL_WORD_CMD_TASK_TO_H_V 0x00000000U +#define ADSP_RTOS_READ_CTRL_WORD_CMD_KRNL_TO_H_V 0x01000000U +#define ADSP_RTOS_READ_CTRL_WORD_CMD_H_TO_KRNL_CFM_V 0x02000000U + +#define ADSP_RTOS_READ_CTRL_WORD_DSP_ADDR_M 0x00FFFFFFU + +#define ADSP_RTOS_READ_CTRL_WORD_MSG_ID_M 0x000000FFU +#define ADSP_RTOS_READ_CTRL_WORD_TASK_ID_M 0x0000FF00U + +/* Base address of DSP and DSP hardware registers */ +#define QDSP_RAMC_OFFSET 0x400000 + +#endif /* _ARCH_ARM_MACH_MSM_ADSP_H */ diff --git a/drivers/staging/dream/qdsp5/adsp_6210.c b/drivers/staging/dream/qdsp5/adsp_6210.c new file mode 100644 index 00000000000..3cf4e99ed86 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_6210.c @@ -0,0 +1,283 @@ +/* arch/arm/mach-msm/qdsp5/adsp_6210.h + * + * Copyright (c) 2008 QUALCOMM Incorporated. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include "adsp.h" + +/* Firmware modules */ +typedef enum { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_VIDEO_AAC_VOC, + QDSP_MODULE_PCM_DEC, + QDSP_MODULE_AUDIO_DEC_MP3, + QDSP_MODULE_AUDIO_DEC_AAC, + QDSP_MODULE_AUDIO_DEC_WMA, + QDSP_MODULE_HOSTPCM, + QDSP_MODULE_DTMF, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_SBC_ENC, + QDSP_MODULE_VOC, + QDSP_MODULE_VOC_PCM, + QDSP_MODULE_VOCENCTASK, + QDSP_MODULE_VOCDECTASK, + QDSP_MODULE_VOICEPROCTASK, + QDSP_MODULE_VIDEOENCTASK, + QDSP_MODULE_VFETASK, + QDSP_MODULE_WAV_ENC, + QDSP_MODULE_AACLC_ENC, + QDSP_MODULE_VIDEO_AMR, + QDSP_MODULE_VOC_AMR, + QDSP_MODULE_VOC_EVRC, + QDSP_MODULE_VOC_13K, + QDSP_MODULE_VOC_FGV, + QDSP_MODULE_DIAGTASK, + QDSP_MODULE_JPEGTASK, + QDSP_MODULE_LPMTASK, + QDSP_MODULE_QCAMTASK, + QDSP_MODULE_MODMATHTASK, + QDSP_MODULE_AUDPLAY2TASK, + QDSP_MODULE_AUDPLAY3TASK, + QDSP_MODULE_AUDPLAY4TASK, + QDSP_MODULE_GRAPHICSTASK, + QDSP_MODULE_MIDI, + QDSP_MODULE_GAUDIO, + QDSP_MODULE_VDEC_LP_MODE, + QDSP_MODULE_MAX, +} qdsp_module_type; + +#define QDSP_RTOS_MAX_TASK_ID 19U + +/* Table of modules indexed by task ID for the GAUDIO image */ +static qdsp_module_type qdsp_gaudio_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_AUDPLAY2TASK, + QDSP_MODULE_AUDPLAY3TASK, + QDSP_MODULE_AUDPLAY4TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_GRAPHICSTASK, + QDSP_MODULE_MAX +}; + +/* Queue offset table indexed by queue ID for the GAUDIO image */ +static uint32_t qdsp_gaudio_queue_offset_table[] = { + QDSP_RTOS_NO_QUEUE, /* QDSP_lpmCommandQueue */ + 0x3be, /* QDSP_mpuAfeQueue */ + 0x3ee, /* QDSP_mpuGraphicsCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuModmathCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVEncCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_txMpuEncQueue */ + 0x3c2, /* QDSP_uPAudPPCmd1Queue */ + 0x3c6, /* QDSP_uPAudPPCmd2Queue */ + 0x3ca, /* QDSP_uPAudPPCmd3Queue */ + 0x3da, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + 0x3de, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + 0x3e2, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + 0x3e6, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + 0x3ea, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x3ce, /* QDSP_uPAudPreProcCmdQueue */ + 0x3d6, /* QDSP_uPAudRecBitStreamQueue */ + 0x3d2, /* QDSP_uPAudRecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegActionCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegCfgCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPVocProcQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandScaleQueue */ + QDSP_RTOS_NO_QUEUE /* QDSP_vfeCommandTableQueue */ +}; + +/* Table of modules indexed by task ID for the COMBO image */ +static qdsp_module_type qdsp_combo_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_VOCDECTASK, + QDSP_MODULE_VOCENCTASK, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_VIDEOENCTASK, + QDSP_MODULE_VOICEPROCTASK, + QDSP_MODULE_VFETASK, + QDSP_MODULE_JPEGTASK, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_LPMTASK, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MODMATHTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX +}; + +/* Queue offset table indexed by queue ID for the COMBO image */ +static uint32_t qdsp_combo_queue_offset_table[] = { + 0x585, /* QDSP_lpmCommandQueue */ + 0x52d, /* QDSP_mpuAfeQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuGraphicsCmdQueue */ + 0x541, /* QDSP_mpuModmathCmdQueue */ + 0x555, /* QDSP_mpuVDecCmdQueue */ + 0x559, /* QDSP_mpuVDecPktQueue */ + 0x551, /* QDSP_mpuVEncCmdQueue */ + 0x535, /* QDSP_rxMpuDecCmdQueue */ + 0x539, /* QDSP_rxMpuDecPktQueue */ + 0x53d, /* QDSP_txMpuEncQueue */ + 0x55d, /* QDSP_uPAudPPCmd1Queue */ + 0x561, /* QDSP_uPAudPPCmd2Queue */ + 0x565, /* QDSP_uPAudPPCmd3Queue */ + 0x575, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + 0x579, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x569, /* QDSP_uPAudPreProcCmdQueue */ + 0x571, /* QDSP_uPAudRecBitStreamQueue */ + 0x56d, /* QDSP_uPAudRecCmdQueue */ + 0x581, /* QDSP_uPJpegActionCmdQueue */ + 0x57d, /* QDSP_uPJpegCfgCmdQueue */ + 0x531, /* QDSP_uPVocProcQueue */ + 0x545, /* QDSP_vfeCommandQueue */ + 0x54d, /* QDSP_vfeCommandScaleQueue */ + 0x549 /* QDSP_vfeCommandTableQueue */ +}; + +/* Table of modules indexed by task ID for the QTV_LP image */ +static qdsp_module_type qdsp_qtv_lp_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX +}; + +/* Queue offset table indexed by queue ID for the QTV_LP image */ +static uint32_t qdsp_qtv_lp_queue_offset_table[] = { + QDSP_RTOS_NO_QUEUE, /* QDSP_lpmCommandQueue */ + 0x40c, /* QDSP_mpuAfeQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuGraphicsCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuModmathCmdQueue */ + 0x410, /* QDSP_mpuVDecCmdQueue */ + 0x414, /* QDSP_mpuVDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVEncCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_txMpuEncQueue */ + 0x41c, /* QDSP_uPAudPPCmd1Queue */ + 0x420, /* QDSP_uPAudPPCmd2Queue */ + 0x424, /* QDSP_uPAudPPCmd3Queue */ + 0x430, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x418, /* QDSP_uPAudPreProcCmdQueue */ + 0x42c, /* QDSP_uPAudRecBitStreamQueue */ + 0x428, /* QDSP_uPAudRecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegActionCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegCfgCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPVocProcQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandScaleQueue */ + QDSP_RTOS_NO_QUEUE /* QDSP_vfeCommandTableQueue */ +}; + +/* Tables to convert tasks to modules */ +static uint32_t *qdsp_task_to_module[] = { + qdsp_combo_task_to_module_table, + qdsp_gaudio_task_to_module_table, + qdsp_qtv_lp_task_to_module_table, +}; + +/* Tables to retrieve queue offsets */ +static uint32_t *qdsp_queue_offset_table[] = { + qdsp_combo_queue_offset_table, + qdsp_gaudio_queue_offset_table, + qdsp_qtv_lp_queue_offset_table, +}; + +#define QDSP_MODULE(n) \ + { .name = #n, .pdev_name = "adsp_" #n, .id = QDSP_MODULE_##n } + +static struct adsp_module_info module_info[] = { + QDSP_MODULE(AUDPPTASK), + QDSP_MODULE(AUDRECTASK), + QDSP_MODULE(AUDPREPROCTASK), + QDSP_MODULE(VFETASK), + QDSP_MODULE(QCAMTASK), + QDSP_MODULE(LPMTASK), + QDSP_MODULE(JPEGTASK), + QDSP_MODULE(VIDEOTASK), + QDSP_MODULE(VDEC_LP_MODE), +}; + +int adsp_init_info(struct adsp_info *info) +{ + info->send_irq = 0x00c00200; + info->read_ctrl = 0x00400038; + info->write_ctrl = 0x00400034; + + info->max_msg16_size = 193; + info->max_msg32_size = 8; + + info->max_task_id = 16; + info->max_module_id = QDSP_MODULE_MAX - 1; + info->max_queue_id = QDSP_QUEUE_MAX; + info->max_image_id = 2; + info->queue_offset = qdsp_queue_offset_table; + info->task_to_module = qdsp_task_to_module; + + info->module_count = ARRAY_SIZE(module_info); + info->module = module_info; + return 0; +} diff --git a/drivers/staging/dream/qdsp5/adsp_6220.c b/drivers/staging/dream/qdsp5/adsp_6220.c new file mode 100644 index 00000000000..02225cd7ec8 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_6220.c @@ -0,0 +1,284 @@ +/* arch/arm/mach-msm/qdsp5/adsp_6220.h + * + * Copyright (c) 2008 QUALCOMM Incorporated. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include "adsp.h" + +/* Firmware modules */ +typedef enum { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_VIDEO_AAC_VOC, + QDSP_MODULE_PCM_DEC, + QDSP_MODULE_AUDIO_DEC_MP3, + QDSP_MODULE_AUDIO_DEC_AAC, + QDSP_MODULE_AUDIO_DEC_WMA, + QDSP_MODULE_HOSTPCM, + QDSP_MODULE_DTMF, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_SBC_ENC, + QDSP_MODULE_VOC, + QDSP_MODULE_VOC_PCM, + QDSP_MODULE_VOCENCTASK, + QDSP_MODULE_VOCDECTASK, + QDSP_MODULE_VOICEPROCTASK, + QDSP_MODULE_VIDEOENCTASK, + QDSP_MODULE_VFETASK, + QDSP_MODULE_WAV_ENC, + QDSP_MODULE_AACLC_ENC, + QDSP_MODULE_VIDEO_AMR, + QDSP_MODULE_VOC_AMR, + QDSP_MODULE_VOC_EVRC, + QDSP_MODULE_VOC_13K, + QDSP_MODULE_VOC_FGV, + QDSP_MODULE_DIAGTASK, + QDSP_MODULE_JPEGTASK, + QDSP_MODULE_LPMTASK, + QDSP_MODULE_QCAMTASK, + QDSP_MODULE_MODMATHTASK, + QDSP_MODULE_AUDPLAY2TASK, + QDSP_MODULE_AUDPLAY3TASK, + QDSP_MODULE_AUDPLAY4TASK, + QDSP_MODULE_GRAPHICSTASK, + QDSP_MODULE_MIDI, + QDSP_MODULE_GAUDIO, + QDSP_MODULE_VDEC_LP_MODE, + QDSP_MODULE_MAX, +} qdsp_module_type; + +#define QDSP_RTOS_MAX_TASK_ID 19U + +/* Table of modules indexed by task ID for the GAUDIO image */ +static qdsp_module_type qdsp_gaudio_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_AUDPLAY2TASK, + QDSP_MODULE_AUDPLAY3TASK, + QDSP_MODULE_AUDPLAY4TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_GRAPHICSTASK, + QDSP_MODULE_MAX +}; + +/* Queue offset table indexed by queue ID for the GAUDIO image */ +static uint32_t qdsp_gaudio_queue_offset_table[] = { + QDSP_RTOS_NO_QUEUE, /* QDSP_lpmCommandQueue */ + 0x3f0, /* QDSP_mpuAfeQueue */ + 0x420, /* QDSP_mpuGraphicsCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuModmathCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVEncCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_txMpuEncQueue */ + 0x3f4, /* QDSP_uPAudPPCmd1Queue */ + 0x3f8, /* QDSP_uPAudPPCmd2Queue */ + 0x3fc, /* QDSP_uPAudPPCmd3Queue */ + 0x40c, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + 0x410, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + 0x414, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + 0x418, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + 0x41c, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x400, /* QDSP_uPAudPreProcCmdQueue */ + 0x408, /* QDSP_uPAudRecBitStreamQueue */ + 0x404, /* QDSP_uPAudRecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegActionCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegCfgCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPVocProcQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandScaleQueue */ + QDSP_RTOS_NO_QUEUE /* QDSP_vfeCommandTableQueue */ +}; + +/* Table of modules indexed by task ID for the COMBO image */ +static qdsp_module_type qdsp_combo_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_VOCDECTASK, + QDSP_MODULE_VOCENCTASK, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_VIDEOENCTASK, + QDSP_MODULE_VOICEPROCTASK, + QDSP_MODULE_VFETASK, + QDSP_MODULE_JPEGTASK, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_LPMTASK, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MODMATHTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX +}; + +/* Queue offset table indexed by queue ID for the COMBO image */ +static uint32_t qdsp_combo_queue_offset_table[] = { + 0x6f2, /* QDSP_lpmCommandQueue */ + 0x69e, /* QDSP_mpuAfeQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuGraphicsCmdQueue */ + 0x6b2, /* QDSP_mpuModmathCmdQueue */ + 0x6c6, /* QDSP_mpuVDecCmdQueue */ + 0x6ca, /* QDSP_mpuVDecPktQueue */ + 0x6c2, /* QDSP_mpuVEncCmdQueue */ + 0x6a6, /* QDSP_rxMpuDecCmdQueue */ + 0x6aa, /* QDSP_rxMpuDecPktQueue */ + 0x6ae, /* QDSP_txMpuEncQueue */ + 0x6ce, /* QDSP_uPAudPPCmd1Queue */ + 0x6d2, /* QDSP_uPAudPPCmd2Queue */ + 0x6d6, /* QDSP_uPAudPPCmd3Queue */ + 0x6e6, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x6da, /* QDSP_uPAudPreProcCmdQueue */ + 0x6e2, /* QDSP_uPAudRecBitStreamQueue */ + 0x6de, /* QDSP_uPAudRecCmdQueue */ + 0x6ee, /* QDSP_uPJpegActionCmdQueue */ + 0x6ea, /* QDSP_uPJpegCfgCmdQueue */ + 0x6a2, /* QDSP_uPVocProcQueue */ + 0x6b6, /* QDSP_vfeCommandQueue */ + 0x6be, /* QDSP_vfeCommandScaleQueue */ + 0x6ba /* QDSP_vfeCommandTableQueue */ +}; + +/* Table of modules indexed by task ID for the QTV_LP image */ +static qdsp_module_type qdsp_qtv_lp_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX +}; + +/* Queue offset table indexed by queue ID for the QTV_LP image */ +static uint32_t qdsp_qtv_lp_queue_offset_table[] = { + QDSP_RTOS_NO_QUEUE, /* QDSP_lpmCommandQueue */ + 0x430, /* QDSP_mpuAfeQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuGraphicsCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuModmathCmdQueue */ + 0x434, /* QDSP_mpuVDecCmdQueue */ + 0x438, /* QDSP_mpuVDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVEncCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_txMpuEncQueue */ + 0x440, /* QDSP_uPAudPPCmd1Queue */ + 0x444, /* QDSP_uPAudPPCmd2Queue */ + 0x448, /* QDSP_uPAudPPCmd3Queue */ + 0x454, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x43c, /* QDSP_uPAudPreProcCmdQueue */ + 0x450, /* QDSP_uPAudRecBitStreamQueue */ + 0x44c, /* QDSP_uPAudRecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegActionCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegCfgCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPVocProcQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandScaleQueue */ + QDSP_RTOS_NO_QUEUE /* QDSP_vfeCommandTableQueue */ +}; + +/* Tables to convert tasks to modules */ +static qdsp_module_type *qdsp_task_to_module[] = { + qdsp_combo_task_to_module_table, + qdsp_gaudio_task_to_module_table, + qdsp_qtv_lp_task_to_module_table, +}; + +/* Tables to retrieve queue offsets */ +static uint32_t *qdsp_queue_offset_table[] = { + qdsp_combo_queue_offset_table, + qdsp_gaudio_queue_offset_table, + qdsp_qtv_lp_queue_offset_table, +}; + +#define QDSP_MODULE(n) \ + { .name = #n, .pdev_name = "adsp_" #n, .id = QDSP_MODULE_##n } + +static struct adsp_module_info module_info[] = { + QDSP_MODULE(AUDPLAY0TASK), + QDSP_MODULE(AUDPPTASK), + QDSP_MODULE(AUDPREPROCTASK), + QDSP_MODULE(AUDRECTASK), + QDSP_MODULE(VFETASK), + QDSP_MODULE(QCAMTASK), + QDSP_MODULE(LPMTASK), + QDSP_MODULE(JPEGTASK), + QDSP_MODULE(VIDEOTASK), + QDSP_MODULE(VDEC_LP_MODE), +}; + +int adsp_init_info(struct adsp_info *info) +{ + info->send_irq = 0x00c00200; + info->read_ctrl = 0x00400038; + info->write_ctrl = 0x00400034; + + info->max_msg16_size = 193; + info->max_msg32_size = 8; + + info->max_task_id = 16; + info->max_module_id = QDSP_MODULE_MAX - 1; + info->max_queue_id = QDSP_QUEUE_MAX; + info->max_image_id = 2; + info->queue_offset = qdsp_queue_offset_table; + info->task_to_module = qdsp_task_to_module; + + info->module_count = ARRAY_SIZE(module_info); + info->module = module_info; + return 0; +} diff --git a/drivers/staging/dream/qdsp5/adsp_6225.c b/drivers/staging/dream/qdsp5/adsp_6225.c new file mode 100644 index 00000000000..5078afbb1a8 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_6225.c @@ -0,0 +1,328 @@ +/* arch/arm/mach-msm/qdsp5/adsp_6225.h + * + * Copyright (c) 2008 QUALCOMM Incorporated. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include "adsp.h" + +/* Firmware modules */ +typedef enum { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_VIDEO_AAC_VOC, + QDSP_MODULE_PCM_DEC, + QDSP_MODULE_AUDIO_DEC_MP3, + QDSP_MODULE_AUDIO_DEC_AAC, + QDSP_MODULE_AUDIO_DEC_WMA, + QDSP_MODULE_HOSTPCM, + QDSP_MODULE_DTMF, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_SBC_ENC, + QDSP_MODULE_VOC_UMTS, + QDSP_MODULE_VOC_CDMA, + QDSP_MODULE_VOC_PCM, + QDSP_MODULE_VOCENCTASK, + QDSP_MODULE_VOCDECTASK, + QDSP_MODULE_VOICEPROCTASK, + QDSP_MODULE_VIDEOENCTASK, + QDSP_MODULE_VFETASK, + QDSP_MODULE_WAV_ENC, + QDSP_MODULE_AACLC_ENC, + QDSP_MODULE_VIDEO_AMR, + QDSP_MODULE_VOC_AMR, + QDSP_MODULE_VOC_EVRC, + QDSP_MODULE_VOC_13K, + QDSP_MODULE_VOC_FGV, + QDSP_MODULE_DIAGTASK, + QDSP_MODULE_JPEGTASK, + QDSP_MODULE_LPMTASK, + QDSP_MODULE_QCAMTASK, + QDSP_MODULE_MODMATHTASK, + QDSP_MODULE_AUDPLAY2TASK, + QDSP_MODULE_AUDPLAY3TASK, + QDSP_MODULE_AUDPLAY4TASK, + QDSP_MODULE_GRAPHICSTASK, + QDSP_MODULE_MIDI, + QDSP_MODULE_GAUDIO, + QDSP_MODULE_VDEC_LP_MODE, + QDSP_MODULE_MAX, +} qdsp_module_type; + +#define QDSP_RTOS_MAX_TASK_ID 30U + +/* Table of modules indexed by task ID for the GAUDIO image */ +static qdsp_module_type qdsp_gaudio_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_AUDPLAY2TASK, + QDSP_MODULE_AUDPLAY3TASK, + QDSP_MODULE_AUDPLAY4TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_GRAPHICSTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, +}; + +/* Queue offset table indexed by queue ID for the GAUDIO image */ +static uint32_t qdsp_gaudio_queue_offset_table[] = { + QDSP_RTOS_NO_QUEUE, /* QDSP_lpmCommandQueue */ + 0x3f0, /* QDSP_mpuAfeQueue */ + 0x420, /* QDSP_mpuGraphicsCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuModmathCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVEncCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_txMpuEncQueue */ + 0x3f4, /* QDSP_uPAudPPCmd1Queue */ + 0x3f8, /* QDSP_uPAudPPCmd2Queue */ + 0x3fc, /* QDSP_uPAudPPCmd3Queue */ + 0x40c, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + 0x410, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + 0x414, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + 0x418, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + 0x41c, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x400, /* QDSP_uPAudPreProcCmdQueue */ + 0x408, /* QDSP_uPAudRecBitStreamQueue */ + 0x404, /* QDSP_uPAudRecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegActionCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegCfgCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPVocProcQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandScaleQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandTableQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPDiagQueue */ +}; + +/* Table of modules indexed by task ID for the COMBO image */ +static qdsp_module_type qdsp_combo_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_VOCDECTASK, + QDSP_MODULE_VOCENCTASK, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_VIDEOENCTASK, + QDSP_MODULE_VOICEPROCTASK, + QDSP_MODULE_VFETASK, + QDSP_MODULE_JPEGTASK, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_AUDPLAY1TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_LPMTASK, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MODMATHTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_DIAGTASK, + QDSP_MODULE_MAX, +}; + +/* Queue offset table indexed by queue ID for the COMBO image */ +static uint32_t qdsp_combo_queue_offset_table[] = { + 0x714, /* QDSP_lpmCommandQueue */ + 0x6bc, /* QDSP_mpuAfeQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuGraphicsCmdQueue */ + 0x6d0, /* QDSP_mpuModmathCmdQueue */ + 0x6e8, /* QDSP_mpuVDecCmdQueue */ + 0x6ec, /* QDSP_mpuVDecPktQueue */ + 0x6e4, /* QDSP_mpuVEncCmdQueue */ + 0x6c4, /* QDSP_rxMpuDecCmdQueue */ + 0x6c8, /* QDSP_rxMpuDecPktQueue */ + 0x6cc, /* QDSP_txMpuEncQueue */ + 0x6f0, /* QDSP_uPAudPPCmd1Queue */ + 0x6f4, /* QDSP_uPAudPPCmd2Queue */ + 0x6f8, /* QDSP_uPAudPPCmd3Queue */ + 0x708, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x6fc, /* QDSP_uPAudPreProcCmdQueue */ + 0x704, /* QDSP_uPAudRecBitStreamQueue */ + 0x700, /* QDSP_uPAudRecCmdQueue */ + 0x710, /* QDSP_uPJpegActionCmdQueue */ + 0x70c, /* QDSP_uPJpegCfgCmdQueue */ + 0x6c0, /* QDSP_uPVocProcQueue */ + 0x6d8, /* QDSP_vfeCommandQueue */ + 0x6e0, /* QDSP_vfeCommandScaleQueue */ + 0x6dc, /* QDSP_vfeCommandTableQueue */ + 0x6d4, /* QDSP_uPDiagQueue */ +}; + +/* Table of modules indexed by task ID for the QTV_LP image */ +static qdsp_module_type qdsp_qtv_lp_task_to_module_table[] = { + QDSP_MODULE_KERNEL, + QDSP_MODULE_AFETASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_VIDEOTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDPPTASK, + QDSP_MODULE_AUDPLAY0TASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_AUDRECTASK, + QDSP_MODULE_AUDPREPROCTASK, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, + QDSP_MODULE_MAX, +}; + +/* Queue offset table indexed by queue ID for the QTV_LP image */ +static uint32_t qdsp_qtv_lp_queue_offset_table[] = { + QDSP_RTOS_NO_QUEUE, /* QDSP_lpmCommandQueue */ + 0x3fe, /* QDSP_mpuAfeQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuGraphicsCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuModmathCmdQueue */ + 0x402, /* QDSP_mpuVDecCmdQueue */ + 0x406, /* QDSP_mpuVDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_mpuVEncCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_rxMpuDecPktQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_txMpuEncQueue */ + 0x40e, /* QDSP_uPAudPPCmd1Queue */ + 0x412, /* QDSP_uPAudPPCmd2Queue */ + 0x416, /* QDSP_uPAudPPCmd3Queue */ + 0x422, /* QDSP_uPAudPlay0BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay1BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay2BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay3BitStreamCtrlQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPAudPlay4BitStreamCtrlQueue */ + 0x40a, /* QDSP_uPAudPreProcCmdQueue */ + 0x41e, /* QDSP_uPAudRecBitStreamQueue */ + 0x41a, /* QDSP_uPAudRecCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegActionCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPJpegCfgCmdQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPVocProcQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandScaleQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_vfeCommandTableQueue */ + QDSP_RTOS_NO_QUEUE, /* QDSP_uPDiagQueue */ +}; + +/* Tables to convert tasks to modules */ +static qdsp_module_type *qdsp_task_to_module[] = { + qdsp_combo_task_to_module_table, + qdsp_gaudio_task_to_module_table, + qdsp_qtv_lp_task_to_module_table, +}; + +/* Tables to retrieve queue offsets */ +static uint32_t *qdsp_queue_offset_table[] = { + qdsp_combo_queue_offset_table, + qdsp_gaudio_queue_offset_table, + qdsp_qtv_lp_queue_offset_table, +}; + +#define QDSP_MODULE(n, clkname, clkrate, verify_cmd_func, patch_event_func) \ + { .name = #n, .pdev_name = "adsp_" #n, .id = QDSP_MODULE_##n, \ + .clk_name = clkname, .clk_rate = clkrate, \ + .verify_cmd = verify_cmd_func, .patch_event = patch_event_func } + +static struct adsp_module_info module_info[] = { + QDSP_MODULE(AUDPLAY0TASK, NULL, 0, NULL, NULL), + QDSP_MODULE(AUDPPTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(AUDRECTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(AUDPREPROCTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(VFETASK, "vfe_clk", 0, adsp_vfe_verify_cmd, + adsp_vfe_patch_event), + QDSP_MODULE(QCAMTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(LPMTASK, NULL, 0, adsp_lpm_verify_cmd, NULL), + QDSP_MODULE(JPEGTASK, "vdc_clk", 0, adsp_jpeg_verify_cmd, + adsp_jpeg_patch_event), + QDSP_MODULE(VIDEOTASK, "vdc_clk", 96000000, + adsp_video_verify_cmd, NULL), + QDSP_MODULE(VDEC_LP_MODE, NULL, 0, NULL, NULL), + QDSP_MODULE(VIDEOENCTASK, "vdc_clk", 96000000, + adsp_videoenc_verify_cmd, NULL), +}; + +int adsp_init_info(struct adsp_info *info) +{ + info->send_irq = 0x00c00200; + info->read_ctrl = 0x00400038; + info->write_ctrl = 0x00400034; + + info->max_msg16_size = 193; + info->max_msg32_size = 8; + + info->max_task_id = 16; + info->max_module_id = QDSP_MODULE_MAX - 1; + info->max_queue_id = QDSP_QUEUE_MAX; + info->max_image_id = 2; + info->queue_offset = qdsp_queue_offset_table; + info->task_to_module = qdsp_task_to_module; + + info->module_count = ARRAY_SIZE(module_info); + info->module = module_info; + return 0; +} diff --git a/drivers/staging/dream/qdsp5/adsp_driver.c b/drivers/staging/dream/qdsp5/adsp_driver.c new file mode 100644 index 00000000000..e55a0db53a9 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_driver.c @@ -0,0 +1,641 @@ +/* arch/arm/mach-msm/qdsp5/adsp_driver.c + * + * Copyright (C) 2008 Google, Inc. + * Author: Iliyan Malchev <ibm@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/cdev.h> +#include <linux/fs.h> +#include <linux/list.h> +#include <linux/platform_device.h> +#include <linux/sched.h> +#include <linux/uaccess.h> + +#include "adsp.h" + +#include <linux/msm_adsp.h> +#include <linux/android_pmem.h> + +struct adsp_pmem_region { + struct hlist_node list; + void *vaddr; + unsigned long paddr; + unsigned long kvaddr; + unsigned long len; + struct file *file; +}; + +struct adsp_device { + struct msm_adsp_module *module; + + spinlock_t event_queue_lock; + wait_queue_head_t event_wait; + struct list_head event_queue; + int abort; + + const char *name; + struct device *device; + struct cdev cdev; +}; + +static struct adsp_device *inode_to_device(struct inode *inode); + +#define __CONTAINS(r, v, l) ({ \ + typeof(r) __r = r; \ + typeof(v) __v = v; \ + typeof(v) __e = __v + l; \ + int res = __v >= __r->vaddr && \ + __e <= __r->vaddr + __r->len; \ + res; \ +}) + +#define CONTAINS(r1, r2) ({ \ + typeof(r2) __r2 = r2; \ + __CONTAINS(r1, __r2->vaddr, __r2->len); \ +}) + +#define IN_RANGE(r, v) ({ \ + typeof(r) __r = r; \ + typeof(v) __vv = v; \ + int res = ((__vv >= __r->vaddr) && \ + (__vv < (__r->vaddr + __r->len))); \ + res; \ +}) + +#define OVERLAPS(r1, r2) ({ \ + typeof(r1) __r1 = r1; \ + typeof(r2) __r2 = r2; \ + typeof(__r2->vaddr) __v = __r2->vaddr; \ + typeof(__v) __e = __v + __r2->len - 1; \ + int res = (IN_RANGE(__r1, __v) || IN_RANGE(__r1, __e)); \ + res; \ +}) + +static int adsp_pmem_check(struct msm_adsp_module *module, + void *vaddr, unsigned long len) +{ + struct adsp_pmem_region *region_elt; + struct hlist_node *node; + struct adsp_pmem_region t = { .vaddr = vaddr, .len = len }; + + hlist_for_each_entry(region_elt, node, &module->pmem_regions, list) { + if (CONTAINS(region_elt, &t) || CONTAINS(&t, region_elt) || + OVERLAPS(region_elt, &t)) { + printk(KERN_ERR "adsp: module %s:" + " region (vaddr %p len %ld)" + " clashes with registered region" + " (vaddr %p paddr %p len %ld)\n", + module->name, + vaddr, len, + region_elt->vaddr, + (void *)region_elt->paddr, + region_elt->len); + return -EINVAL; + } + } + + return 0; +} + +static int adsp_pmem_add(struct msm_adsp_module *module, + struct adsp_pmem_info *info) +{ + unsigned long paddr, kvaddr, len; + struct file *file; + struct adsp_pmem_region *region; + int rc = -EINVAL; + + mutex_lock(&module->pmem_regions_lock); + region = kmalloc(sizeof(*region), GFP_KERNEL); + if (!region) { + rc = -ENOMEM; + goto end; + } + INIT_HLIST_NODE(®ion->list); + if (get_pmem_file(info->fd, &paddr, &kvaddr, &len, &file)) { + kfree(region); + goto end; + } + + rc = adsp_pmem_check(module, info->vaddr, len); + if (rc < 0) { + put_pmem_file(file); + kfree(region); + goto end; + } + + region->vaddr = info->vaddr; + region->paddr = paddr; + region->kvaddr = kvaddr; + region->len = len; + region->file = file; + + hlist_add_head(®ion->list, &module->pmem_regions); +end: + mutex_unlock(&module->pmem_regions_lock); + return rc; +} + +static int adsp_pmem_lookup_vaddr(struct msm_adsp_module *module, void **addr, + unsigned long len, struct adsp_pmem_region **region) +{ + struct hlist_node *node; + void *vaddr = *addr; + struct adsp_pmem_region *region_elt; + + int match_count = 0; + + *region = NULL; + + /* returns physical address or zero */ + hlist_for_each_entry(region_elt, node, &module->pmem_regions, list) { + if (vaddr >= region_elt->vaddr && + vaddr < region_elt->vaddr + region_elt->len && + vaddr + len <= region_elt->vaddr + region_elt->len) { + /* offset since we could pass vaddr inside a registerd + * pmem buffer + */ + + match_count++; + if (!*region) + *region = region_elt; + } + } + + if (match_count > 1) { + printk(KERN_ERR "adsp: module %s: " + "multiple hits for vaddr %p, len %ld\n", + module->name, vaddr, len); + hlist_for_each_entry(region_elt, node, + &module->pmem_regions, list) { + if (vaddr >= region_elt->vaddr && + vaddr < region_elt->vaddr + region_elt->len && + vaddr + len <= region_elt->vaddr + region_elt->len) + printk(KERN_ERR "\t%p, %ld --> %p\n", + region_elt->vaddr, + region_elt->len, + (void *)region_elt->paddr); + } + } + + return *region ? 0 : -1; +} + +int adsp_pmem_fixup_kvaddr(struct msm_adsp_module *module, void **addr, + unsigned long *kvaddr, unsigned long len) +{ + struct adsp_pmem_region *region; + void *vaddr = *addr; + unsigned long *paddr = (unsigned long *)addr; + int ret; + + ret = adsp_pmem_lookup_vaddr(module, addr, len, ®ion); + if (ret) { + printk(KERN_ERR "adsp: not patching %s (paddr & kvaddr)," + " lookup (%p, %ld) failed\n", + module->name, vaddr, len); + return ret; + } + *paddr = region->paddr + (vaddr - region->vaddr); + *kvaddr = region->kvaddr + (vaddr - region->vaddr); + return 0; +} + +int adsp_pmem_fixup(struct msm_adsp_module *module, void **addr, + unsigned long len) +{ + struct adsp_pmem_region *region; + void *vaddr = *addr; + unsigned long *paddr = (unsigned long *)addr; + int ret; + + ret = adsp_pmem_lookup_vaddr(module, addr, len, ®ion); + if (ret) { + printk(KERN_ERR "adsp: not patching %s, lookup (%p, %ld) failed\n", + module->name, vaddr, len); + return ret; + } + + *paddr = region->paddr + (vaddr - region->vaddr); + return 0; +} + +static int adsp_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size) +{ + /* call the per module verifier */ + if (module->verify_cmd) + return module->verify_cmd(module, queue_id, cmd_data, + cmd_size); + else + printk(KERN_INFO "adsp: no packet verifying function " + "for task %s\n", module->name); + return 0; +} + +static long adsp_write_cmd(struct adsp_device *adev, void __user *arg) +{ + struct adsp_command_t cmd; + unsigned char buf[256]; + void *cmd_data; + long rc; + + if (copy_from_user(&cmd, (void __user *)arg, sizeof(cmd))) + return -EFAULT; + + if (cmd.len > 256) { + cmd_data = kmalloc(cmd.len, GFP_USER); + if (!cmd_data) + return -ENOMEM; + } else { + cmd_data = buf; + } + + if (copy_from_user(cmd_data, (void __user *)(cmd.data), cmd.len)) { + rc = -EFAULT; + goto end; + } + + mutex_lock(&adev->module->pmem_regions_lock); + if (adsp_verify_cmd(adev->module, cmd.queue, cmd_data, cmd.len)) { + printk(KERN_ERR "module %s: verify failed.\n", + adev->module->name); + rc = -EINVAL; + goto end; + } + rc = msm_adsp_write(adev->module, cmd.queue, cmd_data, cmd.len); +end: + mutex_unlock(&adev->module->pmem_regions_lock); + + if (cmd.len > 256) + kfree(cmd_data); + + return rc; +} + +static int adsp_events_pending(struct adsp_device *adev) +{ + unsigned long flags; + int yes; + spin_lock_irqsave(&adev->event_queue_lock, flags); + yes = !list_empty(&adev->event_queue); + spin_unlock_irqrestore(&adev->event_queue_lock, flags); + return yes || adev->abort; +} + +static int adsp_pmem_lookup_paddr(struct msm_adsp_module *module, void **addr, + struct adsp_pmem_region **region) +{ + struct hlist_node *node; + unsigned long paddr = (unsigned long)(*addr); + struct adsp_pmem_region *region_elt; + + hlist_for_each_entry(region_elt, node, &module->pmem_regions, list) { + if (paddr >= region_elt->paddr && + paddr < region_elt->paddr + region_elt->len) { + *region = region_elt; + return 0; + } + } + return -1; +} + +int adsp_pmem_paddr_fixup(struct msm_adsp_module *module, void **addr) +{ + struct adsp_pmem_region *region; + unsigned long paddr = (unsigned long)(*addr); + unsigned long *vaddr = (unsigned long *)addr; + int ret; + + ret = adsp_pmem_lookup_paddr(module, addr, ®ion); + if (ret) { + printk(KERN_ERR "adsp: not patching %s, paddr %p lookup failed\n", + module->name, vaddr); + return ret; + } + + *vaddr = (unsigned long)region->vaddr + (paddr - region->paddr); + return 0; +} + +static int adsp_patch_event(struct msm_adsp_module *module, + struct adsp_event *event) +{ + /* call the per-module msg verifier */ + if (module->patch_event) + return module->patch_event(module, event); + return 0; +} + +static long adsp_get_event(struct adsp_device *adev, void __user *arg) +{ + unsigned long flags; + struct adsp_event *data = NULL; + struct adsp_event_t evt; + int timeout; + long rc = 0; + + if (copy_from_user(&evt, arg, sizeof(struct adsp_event_t))) + return -EFAULT; + + timeout = (int)evt.timeout_ms; + + if (timeout > 0) { + rc = wait_event_interruptible_timeout( + adev->event_wait, adsp_events_pending(adev), + msecs_to_jiffies(timeout)); + if (rc == 0) + return -ETIMEDOUT; + } else { + rc = wait_event_interruptible( + adev->event_wait, adsp_events_pending(adev)); + } + if (rc < 0) + return rc; + + if (adev->abort) + return -ENODEV; + + spin_lock_irqsave(&adev->event_queue_lock, flags); + if (!list_empty(&adev->event_queue)) { + data = list_first_entry(&adev->event_queue, + struct adsp_event, list); + list_del(&data->list); + } + spin_unlock_irqrestore(&adev->event_queue_lock, flags); + + if (!data) + return -EAGAIN; + + /* DSP messages are type 0; they may contain physical addresses */ + if (data->type == 0) + adsp_patch_event(adev->module, data); + + /* map adsp_event --> adsp_event_t */ + if (evt.len < data->size) { + rc = -ETOOSMALL; + goto end; + } + if (data->msg_id != EVENT_MSG_ID) { + if (copy_to_user((void *)(evt.data), data->data.msg16, + data->size)) { + rc = -EFAULT; + goto end; + } + } else { + if (copy_to_user((void *)(evt.data), data->data.msg32, + data->size)) { + rc = -EFAULT; + goto end; + } + } + + evt.type = data->type; /* 0 --> from aDSP, 1 --> from ARM9 */ + evt.msg_id = data->msg_id; + evt.flags = data->is16; + evt.len = data->size; + if (copy_to_user(arg, &evt, sizeof(evt))) + rc = -EFAULT; +end: + kfree(data); + return rc; +} + +static long adsp_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + struct adsp_device *adev = filp->private_data; + + switch (cmd) { + case ADSP_IOCTL_ENABLE: + return msm_adsp_enable(adev->module); + + case ADSP_IOCTL_DISABLE: + return msm_adsp_disable(adev->module); + + case ADSP_IOCTL_DISABLE_EVENT_RSP: + return 0; + + case ADSP_IOCTL_DISABLE_ACK: + pr_err("adsp: ADSP_IOCTL_DISABLE_ACK is not implemented.\n"); + break; + + case ADSP_IOCTL_WRITE_COMMAND: + return adsp_write_cmd(adev, (void __user *) arg); + + case ADSP_IOCTL_GET_EVENT: + return adsp_get_event(adev, (void __user *) arg); + + case ADSP_IOCTL_SET_CLKRATE: { +#if CONFIG_MSM_AMSS_VERSION==6350 + unsigned long clk_rate; + if (copy_from_user(&clk_rate, (void *) arg, sizeof(clk_rate))) + return -EFAULT; + return adsp_set_clkrate(adev->module, clk_rate); +#endif + } + + case ADSP_IOCTL_REGISTER_PMEM: { + struct adsp_pmem_info info; + if (copy_from_user(&info, (void *) arg, sizeof(info))) + return -EFAULT; + return adsp_pmem_add(adev->module, &info); + } + + case ADSP_IOCTL_ABORT_EVENT_READ: + adev->abort = 1; + wake_up(&adev->event_wait); + break; + + default: + break; + } + return -EINVAL; +} + +static int adsp_release(struct inode *inode, struct file *filp) +{ + struct adsp_device *adev = filp->private_data; + struct msm_adsp_module *module = adev->module; + struct hlist_node *node, *tmp; + struct adsp_pmem_region *region; + + pr_info("adsp_release() '%s'\n", adev->name); + + /* clear module before putting it to avoid race with open() */ + adev->module = NULL; + + mutex_lock(&module->pmem_regions_lock); + hlist_for_each_safe(node, tmp, &module->pmem_regions) { + region = hlist_entry(node, struct adsp_pmem_region, list); + hlist_del(node); + put_pmem_file(region->file); + kfree(region); + } + mutex_unlock(&module->pmem_regions_lock); + BUG_ON(!hlist_empty(&module->pmem_regions)); + + msm_adsp_put(module); + return 0; +} + +static void adsp_event(void *driver_data, unsigned id, size_t len, + void (*getevent)(void *ptr, size_t len)) +{ + struct adsp_device *adev = driver_data; + struct adsp_event *event; + unsigned long flags; + + if (len > ADSP_EVENT_MAX_SIZE) { + pr_err("adsp_event: event too large (%d bytes)\n", len); + return; + } + + event = kmalloc(sizeof(*event), GFP_ATOMIC); + if (!event) { + pr_err("adsp_event: cannot allocate buffer\n"); + return; + } + + if (id != EVENT_MSG_ID) { + event->type = 0; + event->is16 = 0; + event->msg_id = id; + event->size = len; + + getevent(event->data.msg16, len); + } else { + event->type = 1; + event->is16 = 1; + event->msg_id = id; + event->size = len; + getevent(event->data.msg32, len); + } + + spin_lock_irqsave(&adev->event_queue_lock, flags); + list_add_tail(&event->list, &adev->event_queue); + spin_unlock_irqrestore(&adev->event_queue_lock, flags); + wake_up(&adev->event_wait); +} + +static struct msm_adsp_ops adsp_ops = { + .event = adsp_event, +}; + +static int adsp_open(struct inode *inode, struct file *filp) +{ + struct adsp_device *adev; + int rc; + + rc = nonseekable_open(inode, filp); + if (rc < 0) + return rc; + + adev = inode_to_device(inode); + if (!adev) + return -ENODEV; + + pr_info("adsp_open() name = '%s'\n", adev->name); + + rc = msm_adsp_get(adev->name, &adev->module, &adsp_ops, adev); + if (rc) + return rc; + + pr_info("adsp_open() module '%s' adev %p\n", adev->name, adev); + filp->private_data = adev; + adev->abort = 0; + INIT_HLIST_HEAD(&adev->module->pmem_regions); + mutex_init(&adev->module->pmem_regions_lock); + + return 0; +} + +static unsigned adsp_device_count; +static struct adsp_device *adsp_devices; + +static struct adsp_device *inode_to_device(struct inode *inode) +{ + unsigned n = MINOR(inode->i_rdev); + if (n < adsp_device_count) { + if (adsp_devices[n].device) + return adsp_devices + n; + } + return NULL; +} + +static dev_t adsp_devno; +static struct class *adsp_class; + +static struct file_operations adsp_fops = { + .owner = THIS_MODULE, + .open = adsp_open, + .unlocked_ioctl = adsp_ioctl, + .release = adsp_release, +}; + +static void adsp_create(struct adsp_device *adev, const char *name, + struct device *parent, dev_t devt) +{ + struct device *dev; + int rc; + + dev = device_create(adsp_class, parent, devt, "%s", name); + if (IS_ERR(dev)) + return; + + init_waitqueue_head(&adev->event_wait); + INIT_LIST_HEAD(&adev->event_queue); + spin_lock_init(&adev->event_queue_lock); + + cdev_init(&adev->cdev, &adsp_fops); + adev->cdev.owner = THIS_MODULE; + + rc = cdev_add(&adev->cdev, devt, 1); + if (rc < 0) { + device_destroy(adsp_class, devt); + } else { + adev->device = dev; + adev->name = name; + } +} + +void msm_adsp_publish_cdevs(struct msm_adsp_module *modules, unsigned n) +{ + int rc; + + adsp_devices = kzalloc(sizeof(struct adsp_device) * n, GFP_KERNEL); + if (!adsp_devices) + return; + + adsp_class = class_create(THIS_MODULE, "adsp"); + if (IS_ERR(adsp_class)) + goto fail_create_class; + + rc = alloc_chrdev_region(&adsp_devno, 0, n, "adsp"); + if (rc < 0) + goto fail_alloc_region; + + adsp_device_count = n; + for (n = 0; n < adsp_device_count; n++) { + adsp_create(adsp_devices + n, + modules[n].name, &modules[n].pdev.dev, + MKDEV(MAJOR(adsp_devno), n)); + } + + return; + +fail_alloc_region: + class_unregister(adsp_class); +fail_create_class: + kfree(adsp_devices); +} diff --git a/drivers/staging/dream/qdsp5/adsp_info.c b/drivers/staging/dream/qdsp5/adsp_info.c new file mode 100644 index 00000000000..b9c77d20b5c --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_info.c @@ -0,0 +1,121 @@ +/* arch/arm/mach-msm/adsp_info.c + * + * Copyright (c) 2008 QUALCOMM Incorporated. + * Copyright (c) 2008 QUALCOMM USA, INC. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include "adsp.h" + +/* Firmware modules */ +#define QDSP_MODULE_KERNEL 0x0106dd4e +#define QDSP_MODULE_AFETASK 0x0106dd6f +#define QDSP_MODULE_AUDPLAY0TASK 0x0106dd70 +#define QDSP_MODULE_AUDPLAY1TASK 0x0106dd71 +#define QDSP_MODULE_AUDPPTASK 0x0106dd72 +#define QDSP_MODULE_VIDEOTASK 0x0106dd73 +#define QDSP_MODULE_VIDEO_AAC_VOC 0x0106dd74 +#define QDSP_MODULE_PCM_DEC 0x0106dd75 +#define QDSP_MODULE_AUDIO_DEC_MP3 0x0106dd76 +#define QDSP_MODULE_AUDIO_DEC_AAC 0x0106dd77 +#define QDSP_MODULE_AUDIO_DEC_WMA 0x0106dd78 +#define QDSP_MODULE_HOSTPCM 0x0106dd79 +#define QDSP_MODULE_DTMF 0x0106dd7a +#define QDSP_MODULE_AUDRECTASK 0x0106dd7b +#define QDSP_MODULE_AUDPREPROCTASK 0x0106dd7c +#define QDSP_MODULE_SBC_ENC 0x0106dd7d +#define QDSP_MODULE_VOC_UMTS 0x0106dd9a +#define QDSP_MODULE_VOC_CDMA 0x0106dd98 +#define QDSP_MODULE_VOC_PCM 0x0106dd7f +#define QDSP_MODULE_VOCENCTASK 0x0106dd80 +#define QDSP_MODULE_VOCDECTASK 0x0106dd81 +#define QDSP_MODULE_VOICEPROCTASK 0x0106dd82 +#define QDSP_MODULE_VIDEOENCTASK 0x0106dd83 +#define QDSP_MODULE_VFETASK 0x0106dd84 +#define QDSP_MODULE_WAV_ENC 0x0106dd85 +#define QDSP_MODULE_AACLC_ENC 0x0106dd86 +#define QDSP_MODULE_VIDEO_AMR 0x0106dd87 +#define QDSP_MODULE_VOC_AMR 0x0106dd88 +#define QDSP_MODULE_VOC_EVRC 0x0106dd89 +#define QDSP_MODULE_VOC_13K 0x0106dd8a +#define QDSP_MODULE_VOC_FGV 0x0106dd8b +#define QDSP_MODULE_DIAGTASK 0x0106dd8c +#define QDSP_MODULE_JPEGTASK 0x0106dd8d +#define QDSP_MODULE_LPMTASK 0x0106dd8e +#define QDSP_MODULE_QCAMTASK 0x0106dd8f +#define QDSP_MODULE_MODMATHTASK 0x0106dd90 +#define QDSP_MODULE_AUDPLAY2TASK 0x0106dd91 +#define QDSP_MODULE_AUDPLAY3TASK 0x0106dd92 +#define QDSP_MODULE_AUDPLAY4TASK 0x0106dd93 +#define QDSP_MODULE_GRAPHICSTASK 0x0106dd94 +#define QDSP_MODULE_MIDI 0x0106dd95 +#define QDSP_MODULE_GAUDIO 0x0106dd96 +#define QDSP_MODULE_VDEC_LP_MODE 0x0106dd97 +#define QDSP_MODULE_MAX 0x7fffffff + + /* DO NOT USE: Force this enum to be a 32bit type to improve speed */ +#define QDSP_MODULE_32BIT_DUMMY 0x10000 + +static uint32_t *qdsp_task_to_module[IMG_MAX]; +static uint32_t *qdsp_queue_offset_table[IMG_MAX]; + +#define QDSP_MODULE(n, clkname, clkrate, verify_cmd_func, patch_event_func) \ + { .name = #n, .pdev_name = "adsp_" #n, .id = QDSP_MODULE_##n, \ + .clk_name = clkname, .clk_rate = clkrate, \ + .verify_cmd = verify_cmd_func, .patch_event = patch_event_func } + +static struct adsp_module_info module_info[] = { + QDSP_MODULE(AUDPLAY0TASK, NULL, 0, NULL, NULL), + QDSP_MODULE(AUDPPTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(AUDRECTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(AUDPREPROCTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(VFETASK, "vfe_clk", 0, adsp_vfe_verify_cmd, + adsp_vfe_patch_event), + QDSP_MODULE(QCAMTASK, NULL, 0, NULL, NULL), + QDSP_MODULE(LPMTASK, NULL, 0, adsp_lpm_verify_cmd, NULL), + QDSP_MODULE(JPEGTASK, "vdc_clk", 96000000, adsp_jpeg_verify_cmd, + adsp_jpeg_patch_event), + QDSP_MODULE(VIDEOTASK, "vdc_clk", 96000000, + adsp_video_verify_cmd, NULL), + QDSP_MODULE(VDEC_LP_MODE, NULL, 0, NULL, NULL), + QDSP_MODULE(VIDEOENCTASK, "vdc_clk", 96000000, + adsp_videoenc_verify_cmd, NULL), +}; + +int adsp_init_info(struct adsp_info *info) +{ + uint32_t img_num; + + info->send_irq = 0x00c00200; + info->read_ctrl = 0x00400038; + info->write_ctrl = 0x00400034; + + info->max_msg16_size = 193; + info->max_msg32_size = 8; + for (img_num = 0; img_num < IMG_MAX; img_num++) + qdsp_queue_offset_table[img_num] = + &info->init_info_ptr->queue_offsets[img_num][0]; + + for (img_num = 0; img_num < IMG_MAX; img_num++) + qdsp_task_to_module[img_num] = + &info->init_info_ptr->task_to_module_tbl[img_num][0]; + info->max_task_id = 30; + info->max_module_id = QDSP_MODULE_MAX - 1; + info->max_queue_id = QDSP_MAX_NUM_QUEUES; + info->max_image_id = 2; + info->queue_offset = qdsp_queue_offset_table; + info->task_to_module = qdsp_task_to_module; + + info->module_count = ARRAY_SIZE(module_info); + info->module = module_info; + return 0; +} diff --git a/drivers/staging/dream/qdsp5/adsp_jpeg_patch_event.c b/drivers/staging/dream/qdsp5/adsp_jpeg_patch_event.c new file mode 100644 index 00000000000..4f493edb6c9 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_jpeg_patch_event.c @@ -0,0 +1,31 @@ +/* arch/arm/mach-msm/qdsp5/adsp_jpeg_patch_event.c + * + * Verification code for aDSP JPEG events. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <mach/qdsp5/qdsp5jpegmsg.h> +#include "adsp.h" + +int adsp_jpeg_patch_event(struct msm_adsp_module *module, + struct adsp_event *event) +{ + if (event->msg_id == JPEG_MSG_ENC_OP_PRODUCED) { + jpeg_msg_enc_op_produced *op = (jpeg_msg_enc_op_produced *)event->data.msg16; + return adsp_pmem_paddr_fixup(module, (void **)&op->op_buf_addr); + } + + return 0; +} diff --git a/drivers/staging/dream/qdsp5/adsp_jpeg_verify_cmd.c b/drivers/staging/dream/qdsp5/adsp_jpeg_verify_cmd.c new file mode 100644 index 00000000000..b33eba25569 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_jpeg_verify_cmd.c @@ -0,0 +1,182 @@ +/* arch/arm/mach-msm/qdsp5/adsp_jpeg_verify_cmd.c + * + * Verification code for aDSP JPEG packets from userspace. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <mach/qdsp5/qdsp5jpegcmdi.h> +#include "adsp.h" + +static uint32_t dec_fmt; + +static inline void get_sizes(jpeg_cmd_enc_cfg *cmd, uint32_t *luma_size, + uint32_t *chroma_size) +{ + uint32_t fmt, luma_width, luma_height; + + fmt = cmd->process_cfg & JPEG_CMD_ENC_PROCESS_CFG_IP_DATA_FORMAT_M; + luma_width = (cmd->ip_size_cfg & JPEG_CMD_IP_SIZE_CFG_LUMA_WIDTH_M) + >> 16; + luma_height = cmd->frag_cfg & JPEG_CMD_FRAG_SIZE_LUMA_HEIGHT_M; + *luma_size = luma_width * luma_height; + if (fmt == JPEG_CMD_ENC_PROCESS_CFG_IP_DATA_FORMAT_H2V2) + *chroma_size = *luma_size/2; + else + *chroma_size = *luma_size; +} + +static inline int verify_jpeg_cmd_enc_cfg(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + jpeg_cmd_enc_cfg *cmd = (jpeg_cmd_enc_cfg *)cmd_data; + uint32_t luma_size, chroma_size; + int i, num_frags; + + if (cmd_size != sizeof(jpeg_cmd_enc_cfg)) { + printk(KERN_ERR "adsp: module %s: JPEG ENC CFG invalid cmd_size %d\n", + module->name, cmd_size); + return -1; + } + + get_sizes(cmd, &luma_size, &chroma_size); + num_frags = (cmd->process_cfg >> 10) & 0xf; + num_frags = ((num_frags == 1) ? num_frags : num_frags * 2); + for (i = 0; i < num_frags; i += 2) { + if (adsp_pmem_fixup(module, (void **)(&cmd->frag_cfg_part[i]), luma_size) || + adsp_pmem_fixup(module, (void **)(&cmd->frag_cfg_part[i+1]), chroma_size)) + return -1; + } + + if (adsp_pmem_fixup(module, (void **)&cmd->op_buf_0_cfg_part1, + cmd->op_buf_0_cfg_part2) || + adsp_pmem_fixup(module, (void **)&cmd->op_buf_1_cfg_part1, + cmd->op_buf_1_cfg_part2)) + return -1; + return 0; +} + +static inline int verify_jpeg_cmd_dec_cfg(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + jpeg_cmd_dec_cfg *cmd = (jpeg_cmd_dec_cfg *)cmd_data; + uint32_t div; + + if (cmd_size != sizeof(jpeg_cmd_dec_cfg)) { + printk(KERN_ERR "adsp: module %s: JPEG DEC CFG invalid cmd_size %d\n", + module->name, cmd_size); + return -1; + } + + if (adsp_pmem_fixup(module, (void **)&cmd->ip_stream_buf_cfg_part1, + cmd->ip_stream_buf_cfg_part2) || + adsp_pmem_fixup(module, (void **)&cmd->op_stream_buf_0_cfg_part1, + cmd->op_stream_buf_0_cfg_part2) || + adsp_pmem_fixup(module, (void **)&cmd->op_stream_buf_1_cfg_part1, + cmd->op_stream_buf_1_cfg_part2)) + return -1; + dec_fmt = cmd->op_data_format & + JPEG_CMD_DEC_OP_DATA_FORMAT_M; + div = (dec_fmt == JPEG_CMD_DEC_OP_DATA_FORMAT_H2V2) ? 2 : 1; + if (adsp_pmem_fixup(module, (void **)&cmd->op_stream_buf_0_cfg_part3, + cmd->op_stream_buf_0_cfg_part2 / div) || + adsp_pmem_fixup(module, (void **)&cmd->op_stream_buf_1_cfg_part3, + cmd->op_stream_buf_1_cfg_part2 / div)) + return -1; + return 0; +} + +static int verify_jpeg_cfg_cmd(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + uint32_t cmd_id = ((uint32_t *)cmd_data)[0]; + switch(cmd_id) { + case JPEG_CMD_ENC_CFG: + return verify_jpeg_cmd_enc_cfg(module, cmd_data, cmd_size); + case JPEG_CMD_DEC_CFG: + return verify_jpeg_cmd_dec_cfg(module, cmd_data, cmd_size); + default: + if (cmd_id > 1) { + printk(KERN_ERR "adsp: module %s: invalid JPEG CFG cmd_id %d\n", module->name, cmd_id); + return -1; + } + } + return 0; +} + +static int verify_jpeg_action_cmd(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + uint32_t cmd_id = ((uint32_t *)cmd_data)[0]; + switch (cmd_id) { + case JPEG_CMD_ENC_OP_CONSUMED: + { + jpeg_cmd_enc_op_consumed *cmd = + (jpeg_cmd_enc_op_consumed *)cmd_data; + + if (cmd_size != sizeof(jpeg_cmd_enc_op_consumed)) { + printk(KERN_ERR "adsp: module %s: JPEG_CMD_ENC_OP_CONSUMED invalid size %d\n", + module->name, cmd_size); + return -1; + } + + if (adsp_pmem_fixup(module, (void **)&cmd->op_buf_addr, + cmd->op_buf_size)) + return -1; + } + break; + case JPEG_CMD_DEC_OP_CONSUMED: + { + uint32_t div; + jpeg_cmd_dec_op_consumed *cmd = + (jpeg_cmd_dec_op_consumed *)cmd_data; + + if (cmd_size != sizeof(jpeg_cmd_enc_op_consumed)) { + printk(KERN_ERR "adsp: module %s: JPEG_CMD_DEC_OP_CONSUMED invalid size %d\n", + module->name, cmd_size); + return -1; + } + + div = (dec_fmt == JPEG_CMD_DEC_OP_DATA_FORMAT_H2V2) ? 2 : 1; + if (adsp_pmem_fixup(module, (void **)&cmd->luma_op_buf_addr, + cmd->luma_op_buf_size) || + adsp_pmem_fixup(module, (void **)&cmd->chroma_op_buf_addr, + cmd->luma_op_buf_size / div)) + return -1; + } + break; + default: + if (cmd_id > 7) { + printk(KERN_ERR "adsp: module %s: invalid cmd_id %d\n", + module->name, cmd_id); + return -1; + } + } + return 0; +} + +int adsp_jpeg_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size) +{ + switch(queue_id) { + case QDSP_uPJpegCfgCmdQueue: + return verify_jpeg_cfg_cmd(module, cmd_data, cmd_size); + case QDSP_uPJpegActionCmdQueue: + return verify_jpeg_action_cmd(module, cmd_data, cmd_size); + default: + return -1; + } +} + diff --git a/drivers/staging/dream/qdsp5/adsp_lpm_verify_cmd.c b/drivers/staging/dream/qdsp5/adsp_lpm_verify_cmd.c new file mode 100644 index 00000000000..1e23ef39270 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_lpm_verify_cmd.c @@ -0,0 +1,65 @@ +/* arch/arm/mach-msm/qdsp5/adsp_lpm_verify_cmd.c + * + * Verificion code for aDSP LPM packets from userspace. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <mach/qdsp5/qdsp5lpmcmdi.h> +#include "adsp.h" + +int adsp_lpm_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size) +{ + uint32_t cmd_id, col_height, input_row_incr, output_row_incr, + input_size, output_size; + uint32_t size_mask = 0x0fff; + lpm_cmd_start *cmd; + + if (queue_id != QDSP_lpmCommandQueue) { + printk(KERN_ERR "adsp: module %s: wrong queue id %d\n", + module->name, queue_id); + return -1; + } + + cmd = (lpm_cmd_start *)cmd_data; + cmd_id = cmd->cmd_id; + + if (cmd_id == LPM_CMD_START) { + if (cmd_size != sizeof(lpm_cmd_start)) { + printk(KERN_ERR "adsp: module %s: wrong size %d, expect %d\n", + module->name, cmd_size, sizeof(lpm_cmd_start)); + return -1; + } + col_height = cmd->ip_data_cfg_part1 & size_mask; + input_row_incr = cmd->ip_data_cfg_part2 & size_mask; + output_row_incr = cmd->op_data_cfg_part1 & size_mask; + input_size = col_height * input_row_incr; + output_size = col_height * output_row_incr; + if ((cmd->ip_data_cfg_part4 && adsp_pmem_fixup(module, + (void **)(&cmd->ip_data_cfg_part4), + input_size)) || + (cmd->op_data_cfg_part3 && adsp_pmem_fixup(module, + (void **)(&cmd->op_data_cfg_part3), + output_size))) + return -1; + } else if (cmd_id > 1) { + printk(KERN_ERR "adsp: module %s: invalid cmd_id %d\n", + module->name, cmd_id); + return -1; + } + return 0; +} + diff --git a/drivers/staging/dream/qdsp5/adsp_vfe_patch_event.c b/drivers/staging/dream/qdsp5/adsp_vfe_patch_event.c new file mode 100644 index 00000000000..a56392b3521 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_vfe_patch_event.c @@ -0,0 +1,54 @@ +/* arch/arm/mach-msm/qdsp5/adsp_vfe_patch_event.c + * + * Verification code for aDSP VFE packets from userspace. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <mach/qdsp5/qdsp5vfemsg.h> +#include "adsp.h" + +static int patch_op_event(struct msm_adsp_module *module, + struct adsp_event *event) +{ + vfe_msg_op1 *op = (vfe_msg_op1 *)event->data.msg16; + if (adsp_pmem_paddr_fixup(module, (void **)&op->op1_buf_y_addr) || + adsp_pmem_paddr_fixup(module, (void **)&op->op1_buf_cbcr_addr)) + return -1; + return 0; +} + +static int patch_af_wb_event(struct msm_adsp_module *module, + struct adsp_event *event) +{ + vfe_msg_stats_wb_exp *af = (vfe_msg_stats_wb_exp *)event->data.msg16; + return adsp_pmem_paddr_fixup(module, (void **)&af->wb_exp_stats_op_buf); +} + +int adsp_vfe_patch_event(struct msm_adsp_module *module, + struct adsp_event *event) +{ + switch(event->msg_id) { + case VFE_MSG_OP1: + case VFE_MSG_OP2: + return patch_op_event(module, event); + case VFE_MSG_STATS_AF: + case VFE_MSG_STATS_WB_EXP: + return patch_af_wb_event(module, event); + default: + break; + } + + return 0; +} diff --git a/drivers/staging/dream/qdsp5/adsp_vfe_verify_cmd.c b/drivers/staging/dream/qdsp5/adsp_vfe_verify_cmd.c new file mode 100644 index 00000000000..927d50a730f --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_vfe_verify_cmd.c @@ -0,0 +1,239 @@ +/* arch/arm/mach-msm/qdsp5/adsp_vfe_verify_cmd.c + * + * Verification code for aDSP VFE packets from userspace. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <mach/qdsp5/qdsp5vfecmdi.h> +#include "adsp.h" + +static uint32_t size1_y, size2_y, size1_cbcr, size2_cbcr; +static uint32_t af_size = 4228; +static uint32_t awb_size = 8196; + +static inline int verify_cmd_op_ack(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + vfe_cmd_op1_ack *cmd = (vfe_cmd_op1_ack *)cmd_data; + void **addr_y = (void **)&cmd->op1_buf_y_addr; + void **addr_cbcr = (void **)(&cmd->op1_buf_cbcr_addr); + + if (cmd_size != sizeof(vfe_cmd_op1_ack)) + return -1; + if ((*addr_y && adsp_pmem_fixup(module, addr_y, size1_y)) || + (*addr_cbcr && adsp_pmem_fixup(module, addr_cbcr, size1_cbcr))) + return -1; + return 0; +} + +static inline int verify_cmd_stats_autofocus_cfg(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + int i; + vfe_cmd_stats_autofocus_cfg *cmd = + (vfe_cmd_stats_autofocus_cfg *)cmd_data; + + if (cmd_size != sizeof(vfe_cmd_stats_autofocus_cfg)) + return -1; + + for (i = 0; i < 3; i++) { + void **addr = (void **)(&cmd->af_stats_op_buf[i]); + if (*addr && adsp_pmem_fixup(module, addr, af_size)) + return -1; + } + return 0; +} + +static inline int verify_cmd_stats_wb_exp_cfg(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + vfe_cmd_stats_wb_exp_cfg *cmd = + (vfe_cmd_stats_wb_exp_cfg *)cmd_data; + int i; + + if (cmd_size != sizeof(vfe_cmd_stats_wb_exp_cfg)) + return -1; + + for (i = 0; i < 3; i++) { + void **addr = (void **)(&cmd->wb_exp_stats_op_buf[i]); + if (*addr && adsp_pmem_fixup(module, addr, awb_size)) + return -1; + } + return 0; +} + +static inline int verify_cmd_stats_af_ack(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + vfe_cmd_stats_af_ack *cmd = (vfe_cmd_stats_af_ack *)cmd_data; + void **addr = (void **)&cmd->af_stats_op_buf; + + if (cmd_size != sizeof(vfe_cmd_stats_af_ack)) + return -1; + + if (*addr && adsp_pmem_fixup(module, addr, af_size)) + return -1; + return 0; +} + +static inline int verify_cmd_stats_wb_exp_ack(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + vfe_cmd_stats_wb_exp_ack *cmd = + (vfe_cmd_stats_wb_exp_ack *)cmd_data; + void **addr = (void **)&cmd->wb_exp_stats_op_buf; + + if (cmd_size != sizeof(vfe_cmd_stats_wb_exp_ack)) + return -1; + + if (*addr && adsp_pmem_fixup(module, addr, awb_size)) + return -1; + return 0; +} + +static int verify_vfe_command(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + uint32_t cmd_id = ((uint32_t *)cmd_data)[0]; + switch (cmd_id) { + case VFE_CMD_OP1_ACK: + return verify_cmd_op_ack(module, cmd_data, cmd_size); + case VFE_CMD_OP2_ACK: + return verify_cmd_op_ack(module, cmd_data, cmd_size); + case VFE_CMD_STATS_AUTOFOCUS_CFG: + return verify_cmd_stats_autofocus_cfg(module, cmd_data, + cmd_size); + case VFE_CMD_STATS_WB_EXP_CFG: + return verify_cmd_stats_wb_exp_cfg(module, cmd_data, cmd_size); + case VFE_CMD_STATS_AF_ACK: + return verify_cmd_stats_af_ack(module, cmd_data, cmd_size); + case VFE_CMD_STATS_WB_EXP_ACK: + return verify_cmd_stats_wb_exp_ack(module, cmd_data, cmd_size); + default: + if (cmd_id > 29) { + printk(KERN_ERR "adsp: module %s: invalid VFE command id %d\n", module->name, cmd_id); + return -1; + } + } + return 0; +} + +static int verify_vfe_command_scale(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + uint32_t cmd_id = ((uint32_t *)cmd_data)[0]; + // FIXME: check the size + if (cmd_id > 1) { + printk(KERN_ERR "adsp: module %s: invalid VFE SCALE command id %d\n", module->name, cmd_id); + return -1; + } + return 0; +} + + +static uint32_t get_size(uint32_t hw) +{ + uint32_t height, width; + uint32_t height_mask = 0x3ffc; + uint32_t width_mask = 0x3ffc000; + + height = (hw & height_mask) >> 2; + width = (hw & width_mask) >> 14 ; + return height * width; +} + +static int verify_vfe_command_table(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + uint32_t cmd_id = ((uint32_t *)cmd_data)[0]; + int i; + + switch (cmd_id) { + case VFE_CMD_AXI_IP_CFG: + { + vfe_cmd_axi_ip_cfg *cmd = (vfe_cmd_axi_ip_cfg *)cmd_data; + uint32_t size; + if (cmd_size != sizeof(vfe_cmd_axi_ip_cfg)) { + printk(KERN_ERR "adsp: module %s: invalid VFE TABLE (VFE_CMD_AXI_IP_CFG) command size %d\n", + module->name, cmd_size); + return -1; + } + size = get_size(cmd->ip_cfg_part2); + + for (i = 0; i < 8; i++) { + void **addr = (void **) + &cmd->ip_buf_addr[i]; + if (*addr && adsp_pmem_fixup(module, addr, size)) + return -1; + } + } + case VFE_CMD_AXI_OP_CFG: + { + vfe_cmd_axi_op_cfg *cmd = (vfe_cmd_axi_op_cfg *)cmd_data; + void **addr1_y, **addr2_y, **addr1_cbcr, **addr2_cbcr; + + if (cmd_size != sizeof(vfe_cmd_axi_op_cfg)) { + printk(KERN_ERR "adsp: module %s: invalid VFE TABLE (VFE_CMD_AXI_OP_CFG) command size %d\n", + module->name, cmd_size); + return -1; + } + size1_y = get_size(cmd->op1_y_cfg_part2); + size1_cbcr = get_size(cmd->op1_cbcr_cfg_part2); + size2_y = get_size(cmd->op2_y_cfg_part2); + size2_cbcr = get_size(cmd->op2_cbcr_cfg_part2); + for (i = 0; i < 8; i++) { + addr1_y = (void **)(&cmd->op1_buf1_addr[2*i]); + addr1_cbcr = (void **)(&cmd->op1_buf1_addr[2*i+1]); + addr2_y = (void **)(&cmd->op2_buf1_addr[2*i]); + addr2_cbcr = (void **)(&cmd->op2_buf1_addr[2*i+1]); +/* + printk("module %s: [%d] %p %p %p %p\n", + module->name, i, + *addr1_y, *addr1_cbcr, *addr2_y, *addr2_cbcr); +*/ + if ((*addr1_y && adsp_pmem_fixup(module, addr1_y, size1_y)) || + (*addr1_cbcr && adsp_pmem_fixup(module, addr1_cbcr, size1_cbcr)) || + (*addr2_y && adsp_pmem_fixup(module, addr2_y, size2_y)) || + (*addr2_cbcr && adsp_pmem_fixup(module, addr2_cbcr, size2_cbcr))) + return -1; + } + } + default: + if (cmd_id > 4) { + printk(KERN_ERR "adsp: module %s: invalid VFE TABLE command id %d\n", + module->name, cmd_id); + return -1; + } + } + return 0; +} + +int adsp_vfe_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size) +{ + switch (queue_id) { + case QDSP_vfeCommandQueue: + return verify_vfe_command(module, cmd_data, cmd_size); + case QDSP_vfeCommandScaleQueue: + return verify_vfe_command_scale(module, cmd_data, cmd_size); + case QDSP_vfeCommandTableQueue: + return verify_vfe_command_table(module, cmd_data, cmd_size); + default: + printk(KERN_ERR "adsp: module %s: unknown queue id %d\n", + module->name, queue_id); + return -1; + } +} diff --git a/drivers/staging/dream/qdsp5/adsp_video_verify_cmd.c b/drivers/staging/dream/qdsp5/adsp_video_verify_cmd.c new file mode 100644 index 00000000000..53aff77cfd9 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_video_verify_cmd.c @@ -0,0 +1,163 @@ +/* arch/arm/mach-msm/qdsp5/adsp_video_verify_cmd.c + * + * Verificion code for aDSP VDEC packets from userspace. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ +#include <linux/io.h> + +#define ADSP_DEBUG_MSGS 0 +#if ADSP_DEBUG_MSGS +#define DLOG(fmt,args...) \ + do { printk(KERN_INFO "[%s:%s:%d] "fmt, __FILE__, __func__, __LINE__, \ + ##args); } \ + while (0) +#else +#define DLOG(x...) do {} while (0) +#endif + + +#include <mach/qdsp5/qdsp5vdeccmdi.h> +#include "adsp.h" + +static inline void *high_low_short_to_ptr(unsigned short high, + unsigned short low) +{ + return (void *)((((unsigned long)high) << 16) | ((unsigned long)low)); +} + +static inline void ptr_to_high_low_short(void *ptr, unsigned short *high, + unsigned short *low) +{ + *high = (unsigned short)((((unsigned long)ptr) >> 16) & 0xffff); + *low = (unsigned short)((unsigned long)ptr & 0xffff); +} + +static int pmem_fixup_high_low(unsigned short *high, + unsigned short *low, + unsigned short size_high, + unsigned short size_low, + struct msm_adsp_module *module, + unsigned long *addr, unsigned long *size) +{ + void *phys_addr; + unsigned long phys_size; + unsigned long kvaddr; + + phys_addr = high_low_short_to_ptr(*high, *low); + phys_size = (unsigned long)high_low_short_to_ptr(size_high, size_low); + DLOG("virt %x %x\n", phys_addr, phys_size); + if (adsp_pmem_fixup_kvaddr(module, &phys_addr, &kvaddr, phys_size)) { + DLOG("ah%x al%x sh%x sl%x addr %x size %x\n", + *high, *low, size_high, size_low, phys_addr, phys_size); + return -1; + } + ptr_to_high_low_short(phys_addr, high, low); + DLOG("phys %x %x\n", phys_addr, phys_size); + if (addr) + *addr = kvaddr; + if (size) + *size = phys_size; + return 0; +} + +static int verify_vdec_pkt_cmd(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + unsigned short cmd_id = ((unsigned short *)cmd_data)[0]; + viddec_cmd_subframe_pkt *pkt; + unsigned long subframe_pkt_addr; + unsigned long subframe_pkt_size; + viddec_cmd_frame_header_packet *frame_header_pkt; + int i, num_addr, skip; + unsigned short *frame_buffer_high, *frame_buffer_low; + unsigned long frame_buffer_size; + unsigned short frame_buffer_size_high, frame_buffer_size_low; + + DLOG("cmd_size %d cmd_id %d cmd_data %x\n", cmd_size, cmd_id, cmd_data); + if (cmd_id != VIDDEC_CMD_SUBFRAME_PKT) { + printk(KERN_INFO "adsp_video: unknown video packet %u\n", + cmd_id); + return 0; + } + if (cmd_size < sizeof(viddec_cmd_subframe_pkt)) + return -1; + + pkt = (viddec_cmd_subframe_pkt *)cmd_data; + + if (pmem_fixup_high_low(&(pkt->subframe_packet_high), + &(pkt->subframe_packet_low), + pkt->subframe_packet_size_high, + pkt->subframe_packet_size_low, + module, + &subframe_pkt_addr, + &subframe_pkt_size)) + return -1; + + /* deref those ptrs and check if they are a frame header packet */ + frame_header_pkt = (viddec_cmd_frame_header_packet *)subframe_pkt_addr; + + switch (frame_header_pkt->packet_id) { + case 0xB201: /* h.264 */ + num_addr = skip = 8; + break; + case 0x4D01: /* mpeg-4 and h.263 */ + num_addr = 3; + skip = 0; + break; + default: + return 0; + } + + frame_buffer_high = &frame_header_pkt->frame_buffer_0_high; + frame_buffer_low = &frame_header_pkt->frame_buffer_0_low; + frame_buffer_size = (frame_header_pkt->x_dimension * + frame_header_pkt->y_dimension * 3) / 2; + ptr_to_high_low_short((void *)frame_buffer_size, + &frame_buffer_size_high, + &frame_buffer_size_low); + for (i = 0; i < num_addr; i++) { + if (pmem_fixup_high_low(frame_buffer_high, frame_buffer_low, + frame_buffer_size_high, + frame_buffer_size_low, + module, + NULL, NULL)) + return -1; + frame_buffer_high += 2; + frame_buffer_low += 2; + } + /* Patch the output buffer. */ + frame_buffer_high += 2*skip; + frame_buffer_low += 2*skip; + if (pmem_fixup_high_low(frame_buffer_high, frame_buffer_low, + frame_buffer_size_high, + frame_buffer_size_low, module, NULL, NULL)) + return -1; + return 0; +} + +int adsp_video_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size) +{ + switch (queue_id) { + case QDSP_mpuVDecPktQueue: + DLOG("\n"); + return verify_vdec_pkt_cmd(module, cmd_data, cmd_size); + default: + printk(KERN_INFO "unknown video queue %u\n", queue_id); + return 0; + } +} + diff --git a/drivers/staging/dream/qdsp5/adsp_videoenc_verify_cmd.c b/drivers/staging/dream/qdsp5/adsp_videoenc_verify_cmd.c new file mode 100644 index 00000000000..ee374495052 --- /dev/null +++ b/drivers/staging/dream/qdsp5/adsp_videoenc_verify_cmd.c @@ -0,0 +1,235 @@ +/* arch/arm/mach-msm/qdsp5/adsp_video_verify_cmd.c + * + * Verificion code for aDSP VENC packets from userspace. + * + * Copyright (c) 2008 QUALCOMM Incorporated + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ +#include <linux/io.h> + +#define ADSP_DEBUG_MSGS 0 +#if ADSP_DEBUG_MSGS +#define DLOG(fmt,args...) \ + do { printk(KERN_INFO "[%s:%s:%d] "fmt, __FILE__, __func__, __LINE__, \ + ##args); } \ + while (0) +#else +#define DLOG(x...) do {} while (0) +#endif + +#include <mach/qdsp5/qdsp5venccmdi.h> +#include "adsp.h" + + +static unsigned short x_dimension, y_dimension; + +static inline void *high_low_short_to_ptr(unsigned short high, + unsigned short low) +{ + return (void *)((((unsigned long)high) << 16) | ((unsigned long)low)); +} + +static inline void ptr_to_high_low_short(void *ptr, unsigned short *high, + unsigned short *low) +{ + *high = (unsigned short)((((unsigned long)ptr) >> 16) & 0xffff); + *low = (unsigned short)((unsigned long)ptr & 0xffff); +} + +static int pmem_fixup_high_low(unsigned short *high, + unsigned short *low, + unsigned short size_high, + unsigned short size_low, + struct msm_adsp_module *module, + unsigned long *addr, unsigned long *size) +{ + void *phys_addr; + unsigned long phys_size; + unsigned long kvaddr; + + phys_addr = high_low_short_to_ptr(*high, *low); + phys_size = (unsigned long)high_low_short_to_ptr(size_high, size_low); + DLOG("virt %x %x\n", phys_addr, phys_size); + if (adsp_pmem_fixup_kvaddr(module, &phys_addr, &kvaddr, phys_size)) { + DLOG("ah%x al%x sh%x sl%x addr %x size %x\n", + *high, *low, size_high, size_low, phys_addr, phys_size); + return -1; + } + ptr_to_high_low_short(phys_addr, high, low); + DLOG("phys %x %x\n", phys_addr, phys_size); + if (addr) + *addr = kvaddr; + if (size) + *size = phys_size; + return 0; +} + +static int verify_venc_cmd(struct msm_adsp_module *module, + void *cmd_data, size_t cmd_size) +{ + unsigned short cmd_id = ((unsigned short *)cmd_data)[0]; + unsigned long frame_buf_size, luma_buf_size, chroma_buf_size; + unsigned short frame_buf_size_high, frame_buf_size_low; + unsigned short luma_buf_size_high, luma_buf_size_low; + unsigned short chroma_buf_size_high, chroma_buf_size_low; + videnc_cmd_cfg *config_cmd; + videnc_cmd_frame_start *frame_cmd; + videnc_cmd_dis *dis_cmd; + + DLOG("cmd_size %d cmd_id %d cmd_data %x\n", cmd_size, cmd_id, cmd_data); + switch (cmd_id) { + case VIDENC_CMD_ACTIVE: + if (cmd_size < sizeof(videnc_cmd_active)) + return -1; + break; + case VIDENC_CMD_IDLE: + if (cmd_size < sizeof(videnc_cmd_idle)) + return -1; + x_dimension = y_dimension = 0; + break; + case VIDENC_CMD_STATUS_QUERY: + if (cmd_size < sizeof(videnc_cmd_status_query)) + return -1; + break; + case VIDENC_CMD_RC_CFG: + if (cmd_size < sizeof(videnc_cmd_rc_cfg)) + return -1; + break; + case VIDENC_CMD_INTRA_REFRESH: + if (cmd_size < sizeof(videnc_cmd_intra_refresh)) + return -1; + break; + case VIDENC_CMD_DIGITAL_ZOOM: + if (cmd_size < sizeof(videnc_cmd_digital_zoom)) + return -1; + break; + case VIDENC_CMD_DIS_CFG: + if (cmd_size < sizeof(videnc_cmd_dis_cfg)) + return -1; + break; + case VIDENC_CMD_CFG: + if (cmd_size < sizeof(videnc_cmd_cfg)) + return -1; + config_cmd = (videnc_cmd_cfg *)cmd_data; + x_dimension = ((config_cmd->venc_frame_dim) & 0xFF00)>>8; + x_dimension = x_dimension*16; + y_dimension = (config_cmd->venc_frame_dim) & 0xFF; + y_dimension = y_dimension * 16; + break; + case VIDENC_CMD_FRAME_START: + if (cmd_size < sizeof(videnc_cmd_frame_start)) + return -1; + frame_cmd = (videnc_cmd_frame_start *)cmd_data; + luma_buf_size = x_dimension * y_dimension; + chroma_buf_size = luma_buf_size>>1; + frame_buf_size = luma_buf_size + chroma_buf_size; + ptr_to_high_low_short((void *)luma_buf_size, + &luma_buf_size_high, + &luma_buf_size_low); + ptr_to_high_low_short((void *)chroma_buf_size, + &chroma_buf_size_high, + &chroma_buf_size_low); + ptr_to_high_low_short((void *)frame_buf_size, + &frame_buf_size_high, + &frame_buf_size_low); + /* Address of raw Y data. */ + if (pmem_fixup_high_low(&frame_cmd->input_luma_addr_high, + &frame_cmd->input_luma_addr_low, + luma_buf_size_high, + luma_buf_size_low, + module, + NULL, NULL)) + return -1; + /* Address of raw CbCr data */ + if (pmem_fixup_high_low(&frame_cmd->input_chroma_addr_high, + &frame_cmd->input_chroma_addr_low, + chroma_buf_size_high, + chroma_buf_size_low, + module, + NULL, NULL)) + return -1; + /* Reference VOP */ + if (pmem_fixup_high_low(&frame_cmd->ref_vop_buf_ptr_high, + &frame_cmd->ref_vop_buf_ptr_low, + frame_buf_size_high, + frame_buf_size_low, + module, + NULL, NULL)) + return -1; + /* Encoded Packet Address */ + if (pmem_fixup_high_low(&frame_cmd->enc_pkt_buf_ptr_high, + &frame_cmd->enc_pkt_buf_ptr_low, + frame_cmd->enc_pkt_buf_size_high, + frame_cmd->enc_pkt_buf_size_low, + module, + NULL, NULL)) + return -1; + /* Unfiltered VOP Buffer Address */ + if (pmem_fixup_high_low( + &frame_cmd->unfilt_recon_vop_buf_ptr_high, + &frame_cmd->unfilt_recon_vop_buf_ptr_low, + frame_buf_size_high, + frame_buf_size_low, + module, + NULL, NULL)) + return -1; + /* Filtered VOP Buffer Address */ + if (pmem_fixup_high_low(&frame_cmd->filt_recon_vop_buf_ptr_high, + &frame_cmd->filt_recon_vop_buf_ptr_low, + frame_buf_size_high, + frame_buf_size_low, + module, + NULL, NULL)) + return -1; + break; + case VIDENC_CMD_DIS: + if (cmd_size < sizeof(videnc_cmd_dis)) + return -1; + dis_cmd = (videnc_cmd_dis *)cmd_data; + luma_buf_size = x_dimension * y_dimension; + ptr_to_high_low_short((void *)luma_buf_size, + &luma_buf_size_high, + &luma_buf_size_low); + /* Prev VFE Luma Output Address */ + if (pmem_fixup_high_low(&dis_cmd->vfe_out_prev_luma_addr_high, + &dis_cmd->vfe_out_prev_luma_addr_low, + luma_buf_size_high, + luma_buf_size_low, + module, + NULL, NULL)) + return -1; + break; + default: + printk(KERN_INFO "adsp_video:unknown encoder video command %u\n", + cmd_id); + return 0; + } + + return 0; +} + + +int adsp_videoenc_verify_cmd(struct msm_adsp_module *module, + unsigned int queue_id, void *cmd_data, + size_t cmd_size) +{ + switch (queue_id) { + case QDSP_mpuVEncCmdQueue: + DLOG("\n"); + return verify_venc_cmd(module, cmd_data, cmd_size); + default: + printk(KERN_INFO "unknown video queue %u\n", queue_id); + return 0; + } +} + diff --git a/drivers/staging/dream/qdsp5/audio_aac.c b/drivers/staging/dream/qdsp5/audio_aac.c new file mode 100644 index 00000000000..1c20f28e7bf --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_aac.c @@ -0,0 +1,1052 @@ +/* arch/arm/mach-msm/qdsp5/audio_aac.c + * + * aac audio decoder device + * + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * Copyright (c) 2008-2009 QUALCOMM USA, INC. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> + +#include <linux/delay.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include "audmgr.h" + +#include <mach/msm_adsp.h> +#include <mach/msm_audio_aac.h> +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> +#include <mach/qdsp5/qdsp5audplaycmdi.h> +#include <mach/qdsp5/qdsp5audplaymsg.h> + +/* for queue ids - should be relative to module number*/ +#include "adsp.h" + +#ifdef DEBUG +#define dprintk(format, arg...) \ +printk(KERN_DEBUG format, ## arg) +#else +#define dprintk(format, arg...) do {} while (0) +#endif + +#define BUFSZ 32768 +#define DMASZ (BUFSZ * 2) + +#define AUDPLAY_INVALID_READ_PTR_OFFSET 0xFFFF +#define AUDDEC_DEC_AAC 5 + +#define PCM_BUFSZ_MIN 9600 /* Hold one stereo AAC frame */ +#define PCM_BUF_MAX_COUNT 5 /* DSP only accepts 5 buffers at most + but support 2 buffers currently */ +#define ROUTING_MODE_FTRT 1 +#define ROUTING_MODE_RT 2 +/* Decoder status received from AUDPPTASK */ +#define AUDPP_DEC_STATUS_SLEEP 0 +#define AUDPP_DEC_STATUS_INIT 1 +#define AUDPP_DEC_STATUS_CFG 2 +#define AUDPP_DEC_STATUS_PLAY 3 + +struct buffer { + void *data; + unsigned size; + unsigned used; /* Input usage actual DSP produced PCM size */ + unsigned addr; +}; + +struct audio { + struct buffer out[2]; + + spinlock_t dsp_lock; + + uint8_t out_head; + uint8_t out_tail; + uint8_t out_needed; /* number of buffers the dsp is waiting for */ + + atomic_t out_bytes; + + struct mutex lock; + struct mutex write_lock; + wait_queue_head_t write_wait; + + /* Host PCM section */ + struct buffer in[PCM_BUF_MAX_COUNT]; + struct mutex read_lock; + wait_queue_head_t read_wait; /* Wait queue for read */ + char *read_data; /* pointer to reader buffer */ + dma_addr_t read_phys; /* physical address of reader buffer */ + uint8_t read_next; /* index to input buffers to be read next */ + uint8_t fill_next; /* index to buffer that DSP should be filling */ + uint8_t pcm_buf_count; /* number of pcm buffer allocated */ + /* ---- End of Host PCM section */ + + struct msm_adsp_module *audplay; + + /* configuration to use on next enable */ + uint32_t out_sample_rate; + uint32_t out_channel_mode; + struct msm_audio_aac_config aac_config; + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + int rflush; /* Read flush */ + int wflush; /* Write flush */ + int opened; + int enabled; + int running; + int stopped; /* set when stopped, cleared on flush */ + int pcm_feedback; + int buf_refresh; + + int reserved; /* A byte is being reserved */ + char rsv_byte; /* Handle odd length user data */ + + unsigned volume; + + uint16_t dec_id; + uint32_t read_ptr_offset; +}; + +static int auddec_dsp_config(struct audio *audio, int enable); +static void audpp_cmd_cfg_adec_params(struct audio *audio); +static void audpp_cmd_cfg_routing_mode(struct audio *audio); +static void audplay_send_data(struct audio *audio, unsigned needed); +static void audplay_config_hostpcm(struct audio *audio); +static void audplay_buffer_refresh(struct audio *audio); +static void audio_dsp_event(void *private, unsigned id, uint16_t *msg); + +/* must be called with audio->lock held */ +static int audio_enable(struct audio *audio) +{ + struct audmgr_config cfg; + int rc; + + dprintk("audio_enable()\n"); + + if (audio->enabled) + return 0; + + audio->out_tail = 0; + audio->out_needed = 0; + + cfg.tx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_48000; + cfg.def_method = RPC_AUD_DEF_METHOD_PLAYBACK; + cfg.codec = RPC_AUD_DEF_CODEC_AAC; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) + return rc; + + if (msm_adsp_enable(audio->audplay)) { + pr_err("audio: msm_adsp_enable(audplay) failed\n"); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + + if (audpp_enable(audio->dec_id, audio_dsp_event, audio)) { + pr_err("audio: audpp_enable() failed\n"); + msm_adsp_disable(audio->audplay); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + audio->enabled = 1; + return 0; +} + +/* must be called with audio->lock held */ +static int audio_disable(struct audio *audio) +{ + dprintk("audio_disable()\n"); + if (audio->enabled) { + audio->enabled = 0; + auddec_dsp_config(audio, 0); + wake_up(&audio->write_wait); + wake_up(&audio->read_wait); + msm_adsp_disable(audio->audplay); + audpp_disable(audio->dec_id, audio); + audmgr_disable(&audio->audmgr); + audio->out_needed = 0; + } + return 0; +} + +/* ------------------- dsp --------------------- */ +static void audio_update_pcm_buf_entry(struct audio *audio, uint32_t *payload) +{ + uint8_t index; + unsigned long flags; + + if (audio->rflush) + return; + + spin_lock_irqsave(&audio->dsp_lock, flags); + for (index = 0; index < payload[1]; index++) { + if (audio->in[audio->fill_next].addr == + payload[2 + index * 2]) { + dprintk("audio_update_pcm_buf_entry: in[%d] ready\n", + audio->fill_next); + audio->in[audio->fill_next].used = + payload[3 + index * 2]; + if ((++audio->fill_next) == audio->pcm_buf_count) + audio->fill_next = 0; + + } else { + pr_err + ("audio_update_pcm_buf_entry: expected=%x ret=%x\n" + , audio->in[audio->fill_next].addr, + payload[1 + index * 2]); + break; + } + } + if (audio->in[audio->fill_next].used == 0) { + audplay_buffer_refresh(audio); + } else { + dprintk("audio_update_pcm_buf_entry: read cannot keep up\n"); + audio->buf_refresh = 1; + } + wake_up(&audio->read_wait); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + +} + +static void audplay_dsp_event(void *data, unsigned id, size_t len, + void (*getevent) (void *ptr, size_t len)) +{ + struct audio *audio = data; + uint32_t msg[28]; + getevent(msg, sizeof(msg)); + + dprintk("audplay_dsp_event: msg_id=%x\n", id); + + switch (id) { + case AUDPLAY_MSG_DEC_NEEDS_DATA: + audplay_send_data(audio, 1); + break; + + case AUDPLAY_MSG_BUFFER_UPDATE: + audio_update_pcm_buf_entry(audio, msg); + break; + + default: + pr_err("unexpected message from decoder \n"); + } +} + +static void audio_dsp_event(void *private, unsigned id, uint16_t *msg) +{ + struct audio *audio = private; + + switch (id) { + case AUDPP_MSG_STATUS_MSG:{ + unsigned status = msg[1]; + + switch (status) { + case AUDPP_DEC_STATUS_SLEEP: + dprintk("decoder status: sleep \n"); + break; + + case AUDPP_DEC_STATUS_INIT: + dprintk("decoder status: init \n"); + audpp_cmd_cfg_routing_mode(audio); + break; + + case AUDPP_DEC_STATUS_CFG: + dprintk("decoder status: cfg \n"); + break; + case AUDPP_DEC_STATUS_PLAY: + dprintk("decoder status: play \n"); + if (audio->pcm_feedback) { + audplay_config_hostpcm(audio); + audplay_buffer_refresh(audio); + } + break; + default: + pr_err("unknown decoder status \n"); + } + break; + } + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + dprintk("audio_dsp_event: CFG_MSG ENABLE\n"); + auddec_dsp_config(audio, 1); + audio->out_needed = 0; + audio->running = 1; + audpp_set_volume_and_pan(audio->dec_id, audio->volume, + 0); + audpp_avsync(audio->dec_id, 22050); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + dprintk("audio_dsp_event: CFG_MSG DISABLE\n"); + audpp_avsync(audio->dec_id, 0); + audio->running = 0; + } else { + pr_err("audio_dsp_event: CFG_MSG %d?\n", msg[0]); + } + break; + case AUDPP_MSG_ROUTING_ACK: + dprintk("audio_dsp_event: ROUTING_ACK mode=%d\n", msg[1]); + audpp_cmd_cfg_adec_params(audio); + break; + + case AUDPP_MSG_FLUSH_ACK: + dprintk("%s: FLUSH_ACK\n", __func__); + audio->wflush = 0; + audio->rflush = 0; + if (audio->pcm_feedback) + audplay_buffer_refresh(audio); + break; + + default: + pr_err("audio_dsp_event: UNKNOWN (%d)\n", id); + } + +} + +struct msm_adsp_ops audplay_adsp_ops_aac = { + .event = audplay_dsp_event, +}; + +#define audplay_send_queue0(audio, cmd, len) \ + msm_adsp_write(audio->audplay, QDSP_uPAudPlay0BitStreamCtrlQueue, \ + cmd, len) + +static int auddec_dsp_config(struct audio *audio, int enable) +{ + audpp_cmd_cfg_dec_type cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_CFG_DEC_TYPE; + if (enable) + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | + AUDPP_CMD_ENA_DEC_V | AUDDEC_DEC_AAC; + else + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | AUDPP_CMD_DIS_DEC_V; + + return audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_adec_params(struct audio *audio) +{ + audpp_cmd_cfg_adec_params_aac cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.cmd_id = AUDPP_CMD_CFG_ADEC_PARAMS; + cmd.common.length = AUDPP_CMD_CFG_ADEC_PARAMS_AAC_LEN; + cmd.common.dec_id = audio->dec_id; + cmd.common.input_sampling_frequency = audio->out_sample_rate; + cmd.format = audio->aac_config.format; + cmd.audio_object = audio->aac_config.audio_object; + cmd.ep_config = audio->aac_config.ep_config; + cmd.aac_section_data_resilience_flag = + audio->aac_config.aac_section_data_resilience_flag; + cmd.aac_scalefactor_data_resilience_flag = + audio->aac_config.aac_scalefactor_data_resilience_flag; + cmd.aac_spectral_data_resilience_flag = + audio->aac_config.aac_spectral_data_resilience_flag; + cmd.sbr_on_flag = audio->aac_config.sbr_on_flag; + cmd.sbr_ps_on_flag = audio->aac_config.sbr_ps_on_flag; + cmd.channel_configuration = audio->aac_config.channel_configuration; + + audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_routing_mode(struct audio *audio) +{ + struct audpp_cmd_routing_mode cmd; + dprintk("audpp_cmd_cfg_routing_mode()\n"); + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_ROUTING_MODE; + cmd.object_number = audio->dec_id; + if (audio->pcm_feedback) + cmd.routing_mode = ROUTING_MODE_FTRT; + else + cmd.routing_mode = ROUTING_MODE_RT; + + audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static int audplay_dsp_send_data_avail(struct audio *audio, + unsigned idx, unsigned len) +{ + audplay_cmd_bitstream_data_avail cmd; + + cmd.cmd_id = AUDPLAY_CMD_BITSTREAM_DATA_AVAIL; + cmd.decoder_id = audio->dec_id; + cmd.buf_ptr = audio->out[idx].addr; + cmd.buf_size = len / 2; + cmd.partition_number = 0; + return audplay_send_queue0(audio, &cmd, sizeof(cmd)); +} + +static void audplay_buffer_refresh(struct audio *audio) +{ + struct audplay_cmd_buffer_refresh refresh_cmd; + + refresh_cmd.cmd_id = AUDPLAY_CMD_BUFFER_REFRESH; + refresh_cmd.num_buffers = 1; + refresh_cmd.buf0_address = audio->in[audio->fill_next].addr; + refresh_cmd.buf0_length = audio->in[audio->fill_next].size - + (audio->in[audio->fill_next].size % 1024); /* AAC frame size */ + refresh_cmd.buf_read_count = 0; + dprintk("audplay_buffer_fresh: buf0_addr=%x buf0_len=%d\n", + refresh_cmd.buf0_address, refresh_cmd.buf0_length); + (void)audplay_send_queue0(audio, &refresh_cmd, sizeof(refresh_cmd)); +} + +static void audplay_config_hostpcm(struct audio *audio) +{ + struct audplay_cmd_hpcm_buf_cfg cfg_cmd; + + dprintk("audplay_config_hostpcm()\n"); + cfg_cmd.cmd_id = AUDPLAY_CMD_HPCM_BUF_CFG; + cfg_cmd.max_buffers = audio->pcm_buf_count; + cfg_cmd.byte_swap = 0; + cfg_cmd.hostpcm_config = (0x8000) | (0x4000); + cfg_cmd.feedback_frequency = 1; + cfg_cmd.partition_number = 0; + (void)audplay_send_queue0(audio, &cfg_cmd, sizeof(cfg_cmd)); + +} + +static void audplay_send_data(struct audio *audio, unsigned needed) +{ + struct buffer *frame; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + if (!audio->running) + goto done; + + if (needed && !audio->wflush) { + /* We were called from the callback because the DSP + * requested more data. Note that the DSP does want + * more data, and if a buffer was in-flight, mark it + * as available (since the DSP must now be done with + * it). + */ + audio->out_needed = 1; + frame = audio->out + audio->out_tail; + if (frame->used == 0xffffffff) { + dprintk("frame %d free\n", audio->out_tail); + frame->used = 0; + audio->out_tail ^= 1; + wake_up(&audio->write_wait); + } + } + + if (audio->out_needed) { + /* If the DSP currently wants data and we have a + * buffer available, we will send it and reset + * the needed flag. We'll mark the buffer as in-flight + * so that it won't be recycled until the next buffer + * is requested + */ + + frame = audio->out + audio->out_tail; + if (frame->used) { + BUG_ON(frame->used == 0xffffffff); +/* printk("frame %d busy\n", audio->out_tail); */ + audplay_dsp_send_data_avail(audio, audio->out_tail, + frame->used); + frame->used = 0xffffffff; + audio->out_needed = 0; + } + } + done: + spin_unlock_irqrestore(&audio->dsp_lock, flags); +} + +/* ------------------- device --------------------- */ + +static void audio_flush(struct audio *audio) +{ + audio->out[0].used = 0; + audio->out[1].used = 0; + audio->out_head = 0; + audio->out_tail = 0; + audio->reserved = 0; + audio->out_needed = 0; + atomic_set(&audio->out_bytes, 0); +} + +static void audio_flush_pcm_buf(struct audio *audio) +{ + uint8_t index; + + for (index = 0; index < PCM_BUF_MAX_COUNT; index++) + audio->in[index].used = 0; + audio->buf_refresh = 0; + audio->read_next = 0; + audio->fill_next = 0; +} + +static int audaac_validate_usr_config(struct msm_audio_aac_config *config) +{ + int ret_val = -1; + + if (config->format != AUDIO_AAC_FORMAT_ADTS && + config->format != AUDIO_AAC_FORMAT_RAW && + config->format != AUDIO_AAC_FORMAT_PSUEDO_RAW && + config->format != AUDIO_AAC_FORMAT_LOAS) + goto done; + + if (config->audio_object != AUDIO_AAC_OBJECT_LC && + config->audio_object != AUDIO_AAC_OBJECT_LTP && + config->audio_object != AUDIO_AAC_OBJECT_ERLC) + goto done; + + if (config->audio_object == AUDIO_AAC_OBJECT_ERLC) { + if (config->ep_config > 3) + goto done; + if (config->aac_scalefactor_data_resilience_flag != + AUDIO_AAC_SCA_DATA_RES_OFF && + config->aac_scalefactor_data_resilience_flag != + AUDIO_AAC_SCA_DATA_RES_ON) + goto done; + if (config->aac_section_data_resilience_flag != + AUDIO_AAC_SEC_DATA_RES_OFF && + config->aac_section_data_resilience_flag != + AUDIO_AAC_SEC_DATA_RES_ON) + goto done; + if (config->aac_spectral_data_resilience_flag != + AUDIO_AAC_SPEC_DATA_RES_OFF && + config->aac_spectral_data_resilience_flag != + AUDIO_AAC_SPEC_DATA_RES_ON) + goto done; + } else { + config->aac_section_data_resilience_flag = + AUDIO_AAC_SEC_DATA_RES_OFF; + config->aac_scalefactor_data_resilience_flag = + AUDIO_AAC_SCA_DATA_RES_OFF; + config->aac_spectral_data_resilience_flag = + AUDIO_AAC_SPEC_DATA_RES_OFF; + } + + if (config->sbr_on_flag != AUDIO_AAC_SBR_ON_FLAG_OFF && + config->sbr_on_flag != AUDIO_AAC_SBR_ON_FLAG_ON) + goto done; + + if (config->sbr_ps_on_flag != AUDIO_AAC_SBR_PS_ON_FLAG_OFF && + config->sbr_ps_on_flag != AUDIO_AAC_SBR_PS_ON_FLAG_ON) + goto done; + + if (config->dual_mono_mode > AUDIO_AAC_DUAL_MONO_PL_SR) + goto done; + + if (config->channel_configuration > 2) + goto done; + + ret_val = 0; + done: + return ret_val; +} + +static void audio_ioport_reset(struct audio *audio) +{ + /* Make sure read/write thread are free from + * sleep and knowing that system is not able + * to process io request at the moment + */ + wake_up(&audio->write_wait); + mutex_lock(&audio->write_lock); + audio_flush(audio); + mutex_unlock(&audio->write_lock); + wake_up(&audio->read_wait); + mutex_lock(&audio->read_lock); + audio_flush_pcm_buf(audio); + mutex_unlock(&audio->read_lock); +} + +static long audio_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc = 0; + + dprintk("audio_ioctl() cmd = %d\n", cmd); + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = audpp_avsync_byte_count(audio->dec_id); + stats.sample_count = audpp_avsync_sample_count(audio->dec_id); + if (copy_to_user((void *)arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + if (cmd == AUDIO_SET_VOLUME) { + unsigned long flags; + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->volume = arg; + if (audio->running) + audpp_set_volume_and_pan(audio->dec_id, arg, 0); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + return 0; + } + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audio_enable(audio); + break; + case AUDIO_STOP: + rc = audio_disable(audio); + audio->stopped = 1; + audio_ioport_reset(audio); + audio->stopped = 0; + break; + case AUDIO_FLUSH: + dprintk("%s: AUDIO_FLUSH\n", __func__); + audio->rflush = 1; + audio->wflush = 1; + audio_ioport_reset(audio); + if (audio->running) + audpp_flush(audio->dec_id); + else { + audio->rflush = 0; + audio->wflush = 0; + } + break; + + case AUDIO_SET_CONFIG:{ + struct msm_audio_config config; + + if (copy_from_user + (&config, (void *)arg, sizeof(config))) { + rc = -EFAULT; + break; + } + + if (config.channel_count == 1) { + config.channel_count = + AUDPP_CMD_PCM_INTF_MONO_V; + } else if (config.channel_count == 2) { + config.channel_count = + AUDPP_CMD_PCM_INTF_STEREO_V; + } else { + rc = -EINVAL; + break; + } + + audio->out_sample_rate = config.sample_rate; + audio->out_channel_mode = config.channel_count; + rc = 0; + break; + } + case AUDIO_GET_CONFIG:{ + struct msm_audio_config config; + config.buffer_size = BUFSZ; + config.buffer_count = 2; + config.sample_rate = audio->out_sample_rate; + if (audio->out_channel_mode == + AUDPP_CMD_PCM_INTF_MONO_V) { + config.channel_count = 1; + } else { + config.channel_count = 2; + } + config.unused[0] = 0; + config.unused[1] = 0; + config.unused[2] = 0; + config.unused[3] = 0; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + + break; + } + case AUDIO_GET_AAC_CONFIG:{ + if (copy_to_user((void *)arg, &audio->aac_config, + sizeof(audio->aac_config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_SET_AAC_CONFIG:{ + struct msm_audio_aac_config usr_config; + + if (copy_from_user + (&usr_config, (void *)arg, + sizeof(usr_config))) { + rc = -EFAULT; + break; + } + + if (audaac_validate_usr_config(&usr_config) == 0) { + audio->aac_config = usr_config; + rc = 0; + } else + rc = -EINVAL; + + break; + } + case AUDIO_GET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + config.pcm_feedback = 0; + config.buffer_count = PCM_BUF_MAX_COUNT; + config.buffer_size = PCM_BUFSZ_MIN; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_SET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + if (copy_from_user + (&config, (void *)arg, sizeof(config))) { + rc = -EFAULT; + break; + } + if ((config.buffer_count > PCM_BUF_MAX_COUNT) || + (config.buffer_count == 1)) + config.buffer_count = PCM_BUF_MAX_COUNT; + + if (config.buffer_size < PCM_BUFSZ_MIN) + config.buffer_size = PCM_BUFSZ_MIN; + + /* Check if pcm feedback is required */ + if ((config.pcm_feedback) && (!audio->read_data)) { + dprintk("ioctl: allocate PCM buffer %d\n", + config.buffer_count * + config.buffer_size); + audio->read_data = + dma_alloc_coherent(NULL, + config.buffer_size * + config.buffer_count, + &audio->read_phys, + GFP_KERNEL); + if (!audio->read_data) { + pr_err("audio_aac: buf alloc fail\n"); + rc = -1; + } else { + uint8_t index; + uint32_t offset = 0; + audio->pcm_feedback = 1; + audio->buf_refresh = 0; + audio->pcm_buf_count = + config.buffer_count; + audio->read_next = 0; + audio->fill_next = 0; + + for (index = 0; + index < config.buffer_count; + index++) { + audio->in[index].data = + audio->read_data + offset; + audio->in[index].addr = + audio->read_phys + offset; + audio->in[index].size = + config.buffer_size; + audio->in[index].used = 0; + offset += config.buffer_size; + } + rc = 0; + } + } else { + rc = 0; + } + break; + } + case AUDIO_PAUSE: + dprintk("%s: AUDIO_PAUSE %ld\n", __func__, arg); + rc = audpp_pause(audio->dec_id, (int) arg); + break; + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audio_read(struct file *file, char __user *buf, size_t count, + loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + int rc = 0; + + if (!audio->pcm_feedback) + return 0; /* PCM feedback is not enabled. Nothing to read */ + + mutex_lock(&audio->read_lock); + dprintk("audio_read() %d \n", count); + while (count > 0) { + rc = wait_event_interruptible(audio->read_wait, + (audio->in[audio->read_next]. + used > 0) || (audio->stopped) + || (audio->rflush)); + + if (rc < 0) + break; + + if (audio->stopped || audio->rflush) { + rc = -EBUSY; + break; + } + + if (count < audio->in[audio->read_next].used) { + /* Read must happen in frame boundary. Since driver + does not know frame size, read count must be greater + or equal to size of PCM samples */ + dprintk("audio_read: no partial frame done reading\n"); + break; + } else { + dprintk("audio_read: read from in[%d]\n", + audio->read_next); + if (copy_to_user + (buf, audio->in[audio->read_next].data, + audio->in[audio->read_next].used)) { + pr_err("audio_read: invalid addr %x \n", + (unsigned int)buf); + rc = -EFAULT; + break; + } + count -= audio->in[audio->read_next].used; + buf += audio->in[audio->read_next].used; + audio->in[audio->read_next].used = 0; + if ((++audio->read_next) == audio->pcm_buf_count) + audio->read_next = 0; + if (audio->in[audio->read_next].used == 0) + break; /* No data ready at this moment + * Exit while loop to prevent + * output thread sleep too long + */ + } + } + + /* don't feed output buffer to HW decoder during flushing + * buffer refresh command will be sent once flush completes + * send buf refresh command here can confuse HW decoder + */ + if (audio->buf_refresh && !audio->rflush) { + audio->buf_refresh = 0; + dprintk("audio_read: kick start pcm feedback again\n"); + audplay_buffer_refresh(audio); + } + + mutex_unlock(&audio->read_lock); + + if (buf > start) + rc = buf - start; + + dprintk("audio_read: read %d bytes\n", rc); + return rc; +} + +static ssize_t audio_write(struct file *file, const char __user *buf, + size_t count, loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + struct buffer *frame; + size_t xfer; + char *cpy_ptr; + int rc = 0; + unsigned dsize; + + mutex_lock(&audio->write_lock); + while (count > 0) { + frame = audio->out + audio->out_head; + cpy_ptr = frame->data; + dsize = 0; + rc = wait_event_interruptible(audio->write_wait, + (frame->used == 0) + || (audio->stopped) + || (audio->wflush)); + if (rc < 0) + break; + if (audio->stopped || audio->wflush) { + rc = -EBUSY; + break; + } + + if (audio->reserved) { + dprintk("%s: append reserved byte %x\n", + __func__, audio->rsv_byte); + *cpy_ptr = audio->rsv_byte; + xfer = (count > (frame->size - 1)) ? + frame->size - 1 : count; + cpy_ptr++; + dsize = 1; + audio->reserved = 0; + } else + xfer = (count > frame->size) ? frame->size : count; + + if (copy_from_user(cpy_ptr, buf, xfer)) { + rc = -EFAULT; + break; + } + + dsize += xfer; + if (dsize & 1) { + audio->rsv_byte = ((char *) frame->data)[dsize - 1]; + dprintk("%s: odd length buf reserve last byte %x\n", + __func__, audio->rsv_byte); + audio->reserved = 1; + dsize--; + } + count -= xfer; + buf += xfer; + + if (dsize > 0) { + audio->out_head ^= 1; + frame->used = dsize; + audplay_send_data(audio, 0); + } + } + mutex_unlock(&audio->write_lock); + if (buf > start) + return buf - start; + return rc; +} + +static int audio_release(struct inode *inode, struct file *file) +{ + struct audio *audio = file->private_data; + + dprintk("audio_release()\n"); + + mutex_lock(&audio->lock); + audio_disable(audio); + audio_flush(audio); + audio_flush_pcm_buf(audio); + msm_adsp_put(audio->audplay); + audio->audplay = NULL; + audio->opened = 0; + audio->reserved = 0; + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); + audio->data = NULL; + if (audio->read_data != NULL) { + dma_free_coherent(NULL, + audio->in[0].size * audio->pcm_buf_count, + audio->read_data, audio->read_phys); + audio->read_data = NULL; + } + audio->pcm_feedback = 0; + mutex_unlock(&audio->lock); + return 0; +} + +struct audio the_aac_audio; + +static int audio_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_aac_audio; + int rc; + + mutex_lock(&audio->lock); + + if (audio->opened) { + pr_err("audio: busy\n"); + rc = -EBUSY; + goto done; + } + + if (!audio->data) { + audio->data = dma_alloc_coherent(NULL, DMASZ, + &audio->phys, GFP_KERNEL); + if (!audio->data) { + pr_err("audio: could not allocate DMA buffers\n"); + rc = -ENOMEM; + goto done; + } + } + + rc = audmgr_open(&audio->audmgr); + if (rc) + goto done; + + rc = msm_adsp_get("AUDPLAY0TASK", &audio->audplay, + &audplay_adsp_ops_aac, audio); + if (rc) { + pr_err("audio: failed to get audplay0 dsp module\n"); + goto done; + } + audio->out_sample_rate = 44100; + audio->out_channel_mode = AUDPP_CMD_PCM_INTF_STEREO_V; + audio->aac_config.format = AUDIO_AAC_FORMAT_ADTS; + audio->aac_config.audio_object = AUDIO_AAC_OBJECT_LC; + audio->aac_config.ep_config = 0; + audio->aac_config.aac_section_data_resilience_flag = + AUDIO_AAC_SEC_DATA_RES_OFF; + audio->aac_config.aac_scalefactor_data_resilience_flag = + AUDIO_AAC_SCA_DATA_RES_OFF; + audio->aac_config.aac_spectral_data_resilience_flag = + AUDIO_AAC_SPEC_DATA_RES_OFF; + audio->aac_config.sbr_on_flag = AUDIO_AAC_SBR_ON_FLAG_ON; + audio->aac_config.sbr_ps_on_flag = AUDIO_AAC_SBR_PS_ON_FLAG_ON; + audio->aac_config.dual_mono_mode = AUDIO_AAC_DUAL_MONO_PL_SR; + audio->aac_config.channel_configuration = 2; + audio->dec_id = 0; + + audio->out[0].data = audio->data + 0; + audio->out[0].addr = audio->phys + 0; + audio->out[0].size = BUFSZ; + + audio->out[1].data = audio->data + BUFSZ; + audio->out[1].addr = audio->phys + BUFSZ; + audio->out[1].size = BUFSZ; + + audio->volume = 0x2000; /* Q13 1.0 */ + + audio_flush(audio); + + file->private_data = audio; + audio->opened = 1; + rc = 0; +done: + mutex_unlock(&audio->lock); + return rc; +} + +static struct file_operations audio_aac_fops = { + .owner = THIS_MODULE, + .open = audio_open, + .release = audio_release, + .read = audio_read, + .write = audio_write, + .unlocked_ioctl = audio_ioctl, +}; + +struct miscdevice audio_aac_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_aac", + .fops = &audio_aac_fops, +}; + +static int __init audio_init(void) +{ + mutex_init(&the_aac_audio.lock); + mutex_init(&the_aac_audio.write_lock); + mutex_init(&the_aac_audio.read_lock); + spin_lock_init(&the_aac_audio.dsp_lock); + init_waitqueue_head(&the_aac_audio.write_wait); + init_waitqueue_head(&the_aac_audio.read_wait); + the_aac_audio.read_data = NULL; + return misc_register(&audio_aac_misc); +} + +device_initcall(audio_init); diff --git a/drivers/staging/dream/qdsp5/audio_amrnb.c b/drivers/staging/dream/qdsp5/audio_amrnb.c new file mode 100644 index 00000000000..cd818a526f8 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_amrnb.c @@ -0,0 +1,873 @@ +/* linux/arch/arm/mach-msm/qdsp5/audio_amrnb.c + * + * amrnb audio decoder device + * + * Copyright (c) 2008 QUALCOMM USA, INC. + * + * Based on the mp3 native driver in arch/arm/mach-msm/qdsp5/audio_mp3.c + * + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * + * All source code in this file is licensed under the following license except + * where indicated. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * See the GNU General Public License for more details. + * You should have received a copy of the GNU General Public License + * along with this program; if not, you can find it at http://www.fsf.org + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> + +#include <linux/delay.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> +#include <linux/msm_audio.h> +#include "audmgr.h" + +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> +#include <mach/qdsp5/qdsp5audplaycmdi.h> +#include <mach/qdsp5/qdsp5audplaymsg.h> + +/* for queue ids - should be relative to module number*/ +#include "adsp.h" + +#define DEBUG +#ifdef DEBUG +#define dprintk(format, arg...) \ +printk(KERN_DEBUG format, ## arg) +#else +#define dprintk(format, arg...) do {} while (0) +#endif + +#define BUFSZ 1024 /* Hold minimum 700ms voice data */ +#define DMASZ (BUFSZ * 2) + +#define AUDPLAY_INVALID_READ_PTR_OFFSET 0xFFFF +#define AUDDEC_DEC_AMRNB 10 + +#define PCM_BUFSZ_MIN 1600 /* 100ms worth of data */ +#define AMRNB_DECODED_FRSZ 320 /* AMR-NB 20ms 8KHz mono PCM size */ +#define PCM_BUF_MAX_COUNT 5 /* DSP only accepts 5 buffers at most + but support 2 buffers currently */ +#define ROUTING_MODE_FTRT 1 +#define ROUTING_MODE_RT 2 +/* Decoder status received from AUDPPTASK */ +#define AUDPP_DEC_STATUS_SLEEP 0 +#define AUDPP_DEC_STATUS_INIT 1 +#define AUDPP_DEC_STATUS_CFG 2 +#define AUDPP_DEC_STATUS_PLAY 3 + +struct buffer { + void *data; + unsigned size; + unsigned used; /* Input usage actual DSP produced PCM size */ + unsigned addr; +}; + +struct audio { + struct buffer out[2]; + + spinlock_t dsp_lock; + + uint8_t out_head; + uint8_t out_tail; + uint8_t out_needed; /* number of buffers the dsp is waiting for */ + + atomic_t out_bytes; + + struct mutex lock; + struct mutex write_lock; + wait_queue_head_t write_wait; + + /* Host PCM section */ + struct buffer in[PCM_BUF_MAX_COUNT]; + struct mutex read_lock; + wait_queue_head_t read_wait; /* Wait queue for read */ + char *read_data; /* pointer to reader buffer */ + dma_addr_t read_phys; /* physical address of reader buffer */ + uint8_t read_next; /* index to input buffers to be read next */ + uint8_t fill_next; /* index to buffer that DSP should be filling */ + uint8_t pcm_buf_count; /* number of pcm buffer allocated */ + /* ---- End of Host PCM section */ + + struct msm_adsp_module *audplay; + + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + uint8_t opened:1; + uint8_t enabled:1; + uint8_t running:1; + uint8_t stopped:1; /* set when stopped, cleared on flush */ + uint8_t pcm_feedback:1; + uint8_t buf_refresh:1; + + unsigned volume; + + uint16_t dec_id; + uint32_t read_ptr_offset; +}; + +struct audpp_cmd_cfg_adec_params_amrnb { + audpp_cmd_cfg_adec_params_common common; + unsigned short stereo_cfg; +} __attribute__((packed)) ; + +static int auddec_dsp_config(struct audio *audio, int enable); +static void audpp_cmd_cfg_adec_params(struct audio *audio); +static void audpp_cmd_cfg_routing_mode(struct audio *audio); +static void audamrnb_send_data(struct audio *audio, unsigned needed); +static void audamrnb_config_hostpcm(struct audio *audio); +static void audamrnb_buffer_refresh(struct audio *audio); +static void audamrnb_dsp_event(void *private, unsigned id, uint16_t *msg); + +/* must be called with audio->lock held */ +static int audamrnb_enable(struct audio *audio) +{ + struct audmgr_config cfg; + int rc; + + dprintk("audamrnb_enable()\n"); + + if (audio->enabled) + return 0; + + audio->out_tail = 0; + audio->out_needed = 0; + + cfg.tx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_48000; + cfg.def_method = RPC_AUD_DEF_METHOD_PLAYBACK; + cfg.codec = RPC_AUD_DEF_CODEC_AMR_NB; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) + return rc; + + if (msm_adsp_enable(audio->audplay)) { + pr_err("audio: msm_adsp_enable(audplay) failed\n"); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + + if (audpp_enable(audio->dec_id, audamrnb_dsp_event, audio)) { + pr_err("audio: audpp_enable() failed\n"); + msm_adsp_disable(audio->audplay); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + audio->enabled = 1; + return 0; +} + +/* must be called with audio->lock held */ +static int audamrnb_disable(struct audio *audio) +{ + dprintk("audamrnb_disable()\n"); + if (audio->enabled) { + audio->enabled = 0; + auddec_dsp_config(audio, 0); + wake_up(&audio->write_wait); + wake_up(&audio->read_wait); + msm_adsp_disable(audio->audplay); + audpp_disable(audio->dec_id, audio); + audmgr_disable(&audio->audmgr); + audio->out_needed = 0; + } + return 0; +} + +/* ------------------- dsp --------------------- */ +static void audamrnb_update_pcm_buf_entry(struct audio *audio, + uint32_t *payload) +{ + uint8_t index; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + for (index = 0; index < payload[1]; index++) { + if (audio->in[audio->fill_next].addr == + payload[2 + index * 2]) { + dprintk("audamrnb_update_pcm_buf_entry: in[%d] ready\n", + audio->fill_next); + audio->in[audio->fill_next].used = + payload[3 + index * 2]; + if ((++audio->fill_next) == audio->pcm_buf_count) + audio->fill_next = 0; + + } else { + pr_err + ("audamrnb_update_pcm_buf_entry: expected=%x ret=%x\n" + , audio->in[audio->fill_next].addr, + payload[1 + index * 2]); + break; + } + } + if (audio->in[audio->fill_next].used == 0) { + audamrnb_buffer_refresh(audio); + } else { + dprintk("audamrnb_update_pcm_buf_entry: read cannot keep up\n"); + audio->buf_refresh = 1; + } + + spin_unlock_irqrestore(&audio->dsp_lock, flags); + wake_up(&audio->read_wait); +} + +static void audplay_dsp_event(void *data, unsigned id, size_t len, + void (*getevent) (void *ptr, size_t len)) +{ + struct audio *audio = data; + uint32_t msg[28]; + getevent(msg, sizeof(msg)); + + dprintk("audplay_dsp_event: msg_id=%x\n", id); + + switch (id) { + case AUDPLAY_MSG_DEC_NEEDS_DATA: + audamrnb_send_data(audio, 1); + break; + + case AUDPLAY_MSG_BUFFER_UPDATE: + audamrnb_update_pcm_buf_entry(audio, msg); + break; + + default: + pr_err("unexpected message from decoder \n"); + } +} + +static void audamrnb_dsp_event(void *private, unsigned id, uint16_t *msg) +{ + struct audio *audio = private; + + switch (id) { + case AUDPP_MSG_STATUS_MSG:{ + unsigned status = msg[1]; + + switch (status) { + case AUDPP_DEC_STATUS_SLEEP: + dprintk("decoder status: sleep \n"); + break; + + case AUDPP_DEC_STATUS_INIT: + dprintk("decoder status: init \n"); + audpp_cmd_cfg_routing_mode(audio); + break; + + case AUDPP_DEC_STATUS_CFG: + dprintk("decoder status: cfg \n"); + break; + case AUDPP_DEC_STATUS_PLAY: + dprintk("decoder status: play \n"); + if (audio->pcm_feedback) { + audamrnb_config_hostpcm(audio); + audamrnb_buffer_refresh(audio); + } + break; + default: + pr_err("unknown decoder status \n"); + break; + } + break; + } + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + dprintk("audamrnb_dsp_event: CFG_MSG ENABLE\n"); + auddec_dsp_config(audio, 1); + audio->out_needed = 0; + audio->running = 1; + audpp_set_volume_and_pan(audio->dec_id, audio->volume, + 0); + audpp_avsync(audio->dec_id, 22050); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + dprintk("audamrnb_dsp_event: CFG_MSG DISABLE\n"); + audpp_avsync(audio->dec_id, 0); + audio->running = 0; + } else { + pr_err("audamrnb_dsp_event: CFG_MSG %d?\n", msg[0]); + } + break; + case AUDPP_MSG_ROUTING_ACK: + dprintk("audamrnb_dsp_event: ROUTING_ACK mode=%d\n", msg[1]); + audpp_cmd_cfg_adec_params(audio); + break; + + default: + pr_err("audamrnb_dsp_event: UNKNOWN (%d)\n", id); + } + +} + +struct msm_adsp_ops audplay_adsp_ops_amrnb = { + .event = audplay_dsp_event, +}; + +#define audplay_send_queue0(audio, cmd, len) \ + msm_adsp_write(audio->audplay, QDSP_uPAudPlay0BitStreamCtrlQueue, \ + cmd, len) + +static int auddec_dsp_config(struct audio *audio, int enable) +{ + audpp_cmd_cfg_dec_type cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_CFG_DEC_TYPE; + if (enable) + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | + AUDPP_CMD_ENA_DEC_V | AUDDEC_DEC_AMRNB; + else + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | AUDPP_CMD_DIS_DEC_V; + + return audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_adec_params(struct audio *audio) +{ + struct audpp_cmd_cfg_adec_params_amrnb cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.cmd_id = AUDPP_CMD_CFG_ADEC_PARAMS; + cmd.common.length = AUDPP_CMD_CFG_ADEC_PARAMS_V13K_LEN; + cmd.common.dec_id = audio->dec_id; + cmd.common.input_sampling_frequency = 8000; + cmd.stereo_cfg = AUDPP_CMD_PCM_INTF_MONO_V; + + audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_routing_mode(struct audio *audio) +{ + struct audpp_cmd_routing_mode cmd; + dprintk("audpp_cmd_cfg_routing_mode()\n"); + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_ROUTING_MODE; + cmd.object_number = audio->dec_id; + if (audio->pcm_feedback) + cmd.routing_mode = ROUTING_MODE_FTRT; + else + cmd.routing_mode = ROUTING_MODE_RT; + + audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static int audplay_dsp_send_data_avail(struct audio *audio, + unsigned idx, unsigned len) +{ + audplay_cmd_bitstream_data_avail cmd; + + cmd.cmd_id = AUDPLAY_CMD_BITSTREAM_DATA_AVAIL; + cmd.decoder_id = audio->dec_id; + cmd.buf_ptr = audio->out[idx].addr; + cmd.buf_size = len / 2; + cmd.partition_number = 0; + return audplay_send_queue0(audio, &cmd, sizeof(cmd)); +} + +static void audamrnb_buffer_refresh(struct audio *audio) +{ + struct audplay_cmd_buffer_refresh refresh_cmd; + + refresh_cmd.cmd_id = AUDPLAY_CMD_BUFFER_REFRESH; + refresh_cmd.num_buffers = 1; + refresh_cmd.buf0_address = audio->in[audio->fill_next].addr; + refresh_cmd.buf0_length = audio->in[audio->fill_next].size - + (audio->in[audio->fill_next].size % AMRNB_DECODED_FRSZ); + refresh_cmd.buf_read_count = 0; + dprintk("audplay_buffer_fresh: buf0_addr=%x buf0_len=%d\n", + refresh_cmd.buf0_address, refresh_cmd.buf0_length); + (void)audplay_send_queue0(audio, &refresh_cmd, sizeof(refresh_cmd)); +} + +static void audamrnb_config_hostpcm(struct audio *audio) +{ + struct audplay_cmd_hpcm_buf_cfg cfg_cmd; + + dprintk("audamrnb_config_hostpcm()\n"); + cfg_cmd.cmd_id = AUDPLAY_CMD_HPCM_BUF_CFG; + cfg_cmd.max_buffers = audio->pcm_buf_count; + cfg_cmd.byte_swap = 0; + cfg_cmd.hostpcm_config = (0x8000) | (0x4000); + cfg_cmd.feedback_frequency = 1; + cfg_cmd.partition_number = 0; + (void)audplay_send_queue0(audio, &cfg_cmd, sizeof(cfg_cmd)); + +} + +static void audamrnb_send_data(struct audio *audio, unsigned needed) +{ + struct buffer *frame; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + if (!audio->running) + goto done; + + if (needed) { + /* We were called from the callback because the DSP + * requested more data. Note that the DSP does want + * more data, and if a buffer was in-flight, mark it + * as available (since the DSP must now be done with + * it). + */ + audio->out_needed = 1; + frame = audio->out + audio->out_tail; + if (frame->used == 0xffffffff) { + frame->used = 0; + audio->out_tail ^= 1; + wake_up(&audio->write_wait); + } + } + + if (audio->out_needed) { + /* If the DSP currently wants data and we have a + * buffer available, we will send it and reset + * the needed flag. We'll mark the buffer as in-flight + * so that it won't be recycled until the next buffer + * is requested + */ + + frame = audio->out + audio->out_tail; + if (frame->used) { + BUG_ON(frame->used == 0xffffffff); +/* printk("frame %d busy\n", audio->out_tail); */ + audplay_dsp_send_data_avail(audio, audio->out_tail, + frame->used); + frame->used = 0xffffffff; + audio->out_needed = 0; + } + } + done: + spin_unlock_irqrestore(&audio->dsp_lock, flags); +} + +/* ------------------- device --------------------- */ + +static void audamrnb_flush(struct audio *audio) +{ + audio->out[0].used = 0; + audio->out[1].used = 0; + audio->out_head = 0; + audio->out_tail = 0; + audio->stopped = 0; + atomic_set(&audio->out_bytes, 0); +} + +static void audamrnb_flush_pcm_buf(struct audio *audio) +{ + uint8_t index; + + for (index = 0; index < PCM_BUF_MAX_COUNT; index++) + audio->in[index].used = 0; + + audio->read_next = 0; + audio->fill_next = 0; +} + +static long audamrnb_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc = 0; + + dprintk("audamrnb_ioctl() cmd = %d\n", cmd); + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = audpp_avsync_byte_count(audio->dec_id); + stats.sample_count = audpp_avsync_sample_count(audio->dec_id); + if (copy_to_user((void *)arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + if (cmd == AUDIO_SET_VOLUME) { + unsigned long flags; + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->volume = arg; + if (audio->running) + audpp_set_volume_and_pan(audio->dec_id, arg, 0); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + return 0; + } + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audamrnb_enable(audio); + break; + case AUDIO_STOP: + rc = audamrnb_disable(audio); + audio->stopped = 1; + break; + case AUDIO_FLUSH: + if (audio->stopped) { + /* Make sure we're stopped and we wake any threads + * that might be blocked holding the write_lock. + * While audio->stopped write threads will always + * exit immediately. + */ + wake_up(&audio->write_wait); + mutex_lock(&audio->write_lock); + audamrnb_flush(audio); + mutex_unlock(&audio->write_lock); + wake_up(&audio->read_wait); + mutex_lock(&audio->read_lock); + audamrnb_flush_pcm_buf(audio); + mutex_unlock(&audio->read_lock); + break; + } + + case AUDIO_SET_CONFIG:{ + dprintk("AUDIO_SET_CONFIG not applicable \n"); + break; + } + case AUDIO_GET_CONFIG:{ + struct msm_audio_config config; + config.buffer_size = BUFSZ; + config.buffer_count = 2; + config.sample_rate = 8000; + config.channel_count = 1; + config.unused[0] = 0; + config.unused[1] = 0; + config.unused[2] = 0; + config.unused[3] = 0; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + + break; + } + case AUDIO_GET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + config.pcm_feedback = 0; + config.buffer_count = PCM_BUF_MAX_COUNT; + config.buffer_size = PCM_BUFSZ_MIN; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_SET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + if (copy_from_user + (&config, (void *)arg, sizeof(config))) { + rc = -EFAULT; + break; + } + if ((config.buffer_count > PCM_BUF_MAX_COUNT) || + (config.buffer_count == 1)) + config.buffer_count = PCM_BUF_MAX_COUNT; + + if (config.buffer_size < PCM_BUFSZ_MIN) + config.buffer_size = PCM_BUFSZ_MIN; + + /* Check if pcm feedback is required */ + if ((config.pcm_feedback) && (!audio->read_data)) { + dprintk("audamrnb_ioctl: allocate PCM buf %d\n", + config.buffer_count * + config.buffer_size); + audio->read_data = + dma_alloc_coherent(NULL, + config.buffer_size * + config.buffer_count, + &audio->read_phys, + GFP_KERNEL); + if (!audio->read_data) { + pr_err("audamrnb_ioctl: no mem for pcm buf\n"); + rc = -1; + } else { + uint8_t index; + uint32_t offset = 0; + audio->pcm_feedback = 1; + audio->buf_refresh = 0; + audio->pcm_buf_count = + config.buffer_count; + audio->read_next = 0; + audio->fill_next = 0; + + for (index = 0; + index < config.buffer_count; index++) { + audio->in[index].data = + audio->read_data + offset; + audio->in[index].addr = + audio->read_phys + offset; + audio->in[index].size = + config.buffer_size; + audio->in[index].used = 0; + offset += config.buffer_size; + } + rc = 0; + } + } else { + rc = 0; + } + break; + } + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audamrnb_read(struct file *file, char __user *buf, size_t count, + loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + int rc = 0; + + if (!audio->pcm_feedback) + return 0; /* PCM feedback is not enabled. Nothing to read */ + + mutex_lock(&audio->read_lock); + dprintk("audamrnb_read() %d \n", count); + while (count > 0) { + rc = wait_event_interruptible(audio->read_wait, + (audio->in[audio->read_next]. + used > 0) || (audio->stopped)); + + if (rc < 0) + break; + + if (audio->stopped) { + rc = -EBUSY; + break; + } + + if (count < audio->in[audio->read_next].used) { + /* Read must happen in frame boundary. Since driver does + * not know frame size, read count must be greater or + * equal to size of PCM samples + */ + dprintk("audamrnb_read:read stop - partial frame\n"); + break; + } else { + dprintk("audamrnb_read: read from in[%d]\n", + audio->read_next); + if (copy_to_user + (buf, audio->in[audio->read_next].data, + audio->in[audio->read_next].used)) { + pr_err("audamrnb_read: invalid addr %x \n", + (unsigned int)buf); + rc = -EFAULT; + break; + } + count -= audio->in[audio->read_next].used; + buf += audio->in[audio->read_next].used; + audio->in[audio->read_next].used = 0; + if ((++audio->read_next) == audio->pcm_buf_count) + audio->read_next = 0; + } + } + + if (audio->buf_refresh) { + audio->buf_refresh = 0; + dprintk("audamrnb_read: kick start pcm feedback again\n"); + audamrnb_buffer_refresh(audio); + } + + mutex_unlock(&audio->read_lock); + + if (buf > start) + rc = buf - start; + + dprintk("audamrnb_read: read %d bytes\n", rc); + return rc; +} + +static ssize_t audamrnb_write(struct file *file, const char __user *buf, + size_t count, loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + struct buffer *frame; + size_t xfer; + int rc = 0; + + if (count & 1) + return -EINVAL; + dprintk("audamrnb_write() \n"); + mutex_lock(&audio->write_lock); + while (count > 0) { + frame = audio->out + audio->out_head; + rc = wait_event_interruptible(audio->write_wait, + (frame->used == 0) + || (audio->stopped)); + dprintk("audamrnb_write() buffer available\n"); + if (rc < 0) + break; + if (audio->stopped) { + rc = -EBUSY; + break; + } + xfer = (count > frame->size) ? frame->size : count; + if (copy_from_user(frame->data, buf, xfer)) { + rc = -EFAULT; + break; + } + + frame->used = xfer; + audio->out_head ^= 1; + count -= xfer; + buf += xfer; + + audamrnb_send_data(audio, 0); + + } + mutex_unlock(&audio->write_lock); + if (buf > start) + return buf - start; + return rc; +} + +static int audamrnb_release(struct inode *inode, struct file *file) +{ + struct audio *audio = file->private_data; + + dprintk("audamrnb_release()\n"); + + mutex_lock(&audio->lock); + audamrnb_disable(audio); + audamrnb_flush(audio); + audamrnb_flush_pcm_buf(audio); + msm_adsp_put(audio->audplay); + audio->audplay = NULL; + audio->opened = 0; + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); + audio->data = NULL; + if (audio->read_data != NULL) { + dma_free_coherent(NULL, + audio->in[0].size * audio->pcm_buf_count, + audio->read_data, audio->read_phys); + audio->read_data = NULL; + } + audio->pcm_feedback = 0; + mutex_unlock(&audio->lock); + return 0; +} + +static struct audio the_amrnb_audio; + +static int audamrnb_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_amrnb_audio; + int rc; + + mutex_lock(&audio->lock); + + if (audio->opened) { + pr_err("audio: busy\n"); + rc = -EBUSY; + goto done; + } + + if (!audio->data) { + audio->data = dma_alloc_coherent(NULL, DMASZ, + &audio->phys, GFP_KERNEL); + if (!audio->data) { + pr_err("audio: could not allocate DMA buffers\n"); + rc = -ENOMEM; + goto done; + } + } + + rc = audmgr_open(&audio->audmgr); + if (rc) + goto done; + + rc = msm_adsp_get("AUDPLAY0TASK", &audio->audplay, + &audplay_adsp_ops_amrnb, audio); + if (rc) { + pr_err("audio: failed to get audplay0 dsp module\n"); + audmgr_disable(&audio->audmgr); + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); + audio->data = NULL; + goto done; + } + + audio->dec_id = 0; + + audio->out[0].data = audio->data + 0; + audio->out[0].addr = audio->phys + 0; + audio->out[0].size = BUFSZ; + + audio->out[1].data = audio->data + BUFSZ; + audio->out[1].addr = audio->phys + BUFSZ; + audio->out[1].size = BUFSZ; + + audio->volume = 0x2000; /* Q13 1.0 */ + + audamrnb_flush(audio); + + file->private_data = audio; + audio->opened = 1; + rc = 0; +done: + mutex_unlock(&audio->lock); + return rc; +} + +static struct file_operations audio_amrnb_fops = { + .owner = THIS_MODULE, + .open = audamrnb_open, + .release = audamrnb_release, + .read = audamrnb_read, + .write = audamrnb_write, + .unlocked_ioctl = audamrnb_ioctl, +}; + +struct miscdevice audio_amrnb_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_amrnb", + .fops = &audio_amrnb_fops, +}; + +static int __init audamrnb_init(void) +{ + mutex_init(&the_amrnb_audio.lock); + mutex_init(&the_amrnb_audio.write_lock); + mutex_init(&the_amrnb_audio.read_lock); + spin_lock_init(&the_amrnb_audio.dsp_lock); + init_waitqueue_head(&the_amrnb_audio.write_wait); + init_waitqueue_head(&the_amrnb_audio.read_wait); + the_amrnb_audio.read_data = NULL; + return misc_register(&audio_amrnb_misc); +} + +static void __exit audamrnb_exit(void) +{ + misc_deregister(&audio_amrnb_misc); +} + +module_init(audamrnb_init); +module_exit(audamrnb_exit); + +MODULE_DESCRIPTION("MSM AMR-NB driver"); +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("QUALCOMM Inc"); diff --git a/drivers/staging/dream/qdsp5/audio_evrc.c b/drivers/staging/dream/qdsp5/audio_evrc.c new file mode 100644 index 00000000000..4b43e183f9e --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_evrc.c @@ -0,0 +1,845 @@ +/* arch/arm/mach-msm/audio_evrc.c + * + * Copyright (c) 2008 QUALCOMM USA, INC. + * + * This code also borrows from audio_aac.c, which is + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * See the GNU General Public License for more details. + * You should have received a copy of the GNU General Public License + * along with this program; if not, you can find it at http://www.fsf.org. + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> +#include <linux/delay.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> +#include <linux/msm_audio.h> +#include "audmgr.h" + +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> +#include <mach/qdsp5/qdsp5audplaycmdi.h> +#include <mach/qdsp5/qdsp5audplaymsg.h> + +#include "adsp.h" + +#ifdef DEBUG +#define dprintk(format, arg...) \ + printk(KERN_DEBUG format, ## arg) +#else +#define dprintk(format, arg...) do {} while (0) +#endif + +/* Hold 30 packets of 24 bytes each*/ +#define BUFSZ 720 +#define DMASZ (BUFSZ * 2) + +#define AUDDEC_DEC_EVRC 12 + +#define PCM_BUFSZ_MIN 1600 /* 100ms worth of data */ +#define PCM_BUF_MAX_COUNT 5 +/* DSP only accepts 5 buffers at most + * but support 2 buffers currently + */ +#define EVRC_DECODED_FRSZ 320 /* EVRC 20ms 8KHz mono PCM size */ + +#define ROUTING_MODE_FTRT 1 +#define ROUTING_MODE_RT 2 +/* Decoder status received from AUDPPTASK */ +#define AUDPP_DEC_STATUS_SLEEP 0 +#define AUDPP_DEC_STATUS_INIT 1 +#define AUDPP_DEC_STATUS_CFG 2 +#define AUDPP_DEC_STATUS_PLAY 3 + +struct buffer { + void *data; + unsigned size; + unsigned used; /* Input usage actual DSP produced PCM size */ + unsigned addr; +}; + +struct audio { + struct buffer out[2]; + + spinlock_t dsp_lock; + + uint8_t out_head; + uint8_t out_tail; + uint8_t out_needed; /* number of buffers the dsp is waiting for */ + + atomic_t out_bytes; + + struct mutex lock; + struct mutex write_lock; + wait_queue_head_t write_wait; + + /* Host PCM section */ + struct buffer in[PCM_BUF_MAX_COUNT]; + struct mutex read_lock; + wait_queue_head_t read_wait; /* Wait queue for read */ + char *read_data; /* pointer to reader buffer */ + dma_addr_t read_phys; /* physical address of reader buffer */ + uint8_t read_next; /* index to input buffers to be read next */ + uint8_t fill_next; /* index to buffer that DSP should be filling */ + uint8_t pcm_buf_count; /* number of pcm buffer allocated */ + /* ---- End of Host PCM section */ + + struct msm_adsp_module *audplay; + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + uint8_t opened:1; + uint8_t enabled:1; + uint8_t running:1; + uint8_t stopped:1; /* set when stopped, cleared on flush */ + uint8_t pcm_feedback:1; + uint8_t buf_refresh:1; + + unsigned volume; + uint16_t dec_id; + uint32_t read_ptr_offset; +}; +static struct audio the_evrc_audio; + +static int auddec_dsp_config(struct audio *audio, int enable); +static void audpp_cmd_cfg_adec_params(struct audio *audio); +static void audpp_cmd_cfg_routing_mode(struct audio *audio); +static void audevrc_send_data(struct audio *audio, unsigned needed); +static void audevrc_dsp_event(void *private, unsigned id, uint16_t *msg); +static void audevrc_config_hostpcm(struct audio *audio); +static void audevrc_buffer_refresh(struct audio *audio); + +/* must be called with audio->lock held */ +static int audevrc_enable(struct audio *audio) +{ + struct audmgr_config cfg; + int rc; + + if (audio->enabled) + return 0; + + audio->out_tail = 0; + audio->out_needed = 0; + + cfg.tx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_48000; + cfg.def_method = RPC_AUD_DEF_METHOD_PLAYBACK; + cfg.codec = RPC_AUD_DEF_CODEC_EVRC; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) + return rc; + + if (msm_adsp_enable(audio->audplay)) { + pr_err("audio: msm_adsp_enable(audplay) failed\n"); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + + if (audpp_enable(audio->dec_id, audevrc_dsp_event, audio)) { + pr_err("audio: audpp_enable() failed\n"); + msm_adsp_disable(audio->audplay); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + audio->enabled = 1; + return 0; +} + +/* must be called with audio->lock held */ +static int audevrc_disable(struct audio *audio) +{ + if (audio->enabled) { + audio->enabled = 0; + auddec_dsp_config(audio, 0); + wake_up(&audio->write_wait); + wake_up(&audio->read_wait); + msm_adsp_disable(audio->audplay); + audpp_disable(audio->dec_id, audio); + audmgr_disable(&audio->audmgr); + audio->out_needed = 0; + } + return 0; +} + +/* ------------------- dsp --------------------- */ + +static void audevrc_update_pcm_buf_entry(struct audio *audio, + uint32_t *payload) +{ + uint8_t index; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + for (index = 0; index < payload[1]; index++) { + if (audio->in[audio->fill_next].addr + == payload[2 + index * 2]) { + dprintk("audevrc_update_pcm_buf_entry: in[%d] ready\n", + audio->fill_next); + audio->in[audio->fill_next].used = + payload[3 + index * 2]; + if ((++audio->fill_next) == audio->pcm_buf_count) + audio->fill_next = 0; + + } else { + pr_err + ("audevrc_update_pcm_buf_entry: expected=%x ret=%x\n", + audio->in[audio->fill_next].addr, + payload[1 + index * 2]); + break; + } + } + if (audio->in[audio->fill_next].used == 0) { + audevrc_buffer_refresh(audio); + } else { + dprintk("audevrc_update_pcm_buf_entry: read cannot keep up\n"); + audio->buf_refresh = 1; + } + + spin_unlock_irqrestore(&audio->dsp_lock, flags); + wake_up(&audio->read_wait); +} + +static void audplay_dsp_event(void *data, unsigned id, size_t len, + void (*getevent) (void *ptr, size_t len)) +{ + struct audio *audio = data; + uint32_t msg[28]; + getevent(msg, sizeof(msg)); + + dprintk("audplay_dsp_event: msg_id=%x\n", id); + switch (id) { + case AUDPLAY_MSG_DEC_NEEDS_DATA: + audevrc_send_data(audio, 1); + break; + case AUDPLAY_MSG_BUFFER_UPDATE: + dprintk("audevrc_update_pcm_buf_entry:======> \n"); + audevrc_update_pcm_buf_entry(audio, msg); + break; + default: + pr_err("unexpected message from decoder \n"); + } +} + +static void audevrc_dsp_event(void *private, unsigned id, uint16_t *msg) +{ + struct audio *audio = private; + + switch (id) { + case AUDPP_MSG_STATUS_MSG:{ + unsigned status = msg[1]; + + switch (status) { + case AUDPP_DEC_STATUS_SLEEP: + dprintk("decoder status: sleep \n"); + break; + + case AUDPP_DEC_STATUS_INIT: + dprintk("decoder status: init \n"); + audpp_cmd_cfg_routing_mode(audio); + break; + + case AUDPP_DEC_STATUS_CFG: + dprintk("decoder status: cfg \n"); + break; + case AUDPP_DEC_STATUS_PLAY: + dprintk("decoder status: play \n"); + if (audio->pcm_feedback) { + audevrc_config_hostpcm(audio); + audevrc_buffer_refresh(audio); + } + break; + default: + pr_err("unknown decoder status \n"); + } + break; + } + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + dprintk("audevrc_dsp_event: CFG_MSG ENABLE\n"); + auddec_dsp_config(audio, 1); + audio->out_needed = 0; + audio->running = 1; + audpp_set_volume_and_pan(audio->dec_id, audio->volume, + 0); + audpp_avsync(audio->dec_id, 22050); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + dprintk("audevrc_dsp_event: CFG_MSG DISABLE\n"); + audpp_avsync(audio->dec_id, 0); + audio->running = 0; + } else { + pr_err("audevrc_dsp_event: CFG_MSG %d?\n", msg[0]); + } + break; + case AUDPP_MSG_ROUTING_ACK: + dprintk("audevrc_dsp_event: ROUTING_ACK\n"); + audpp_cmd_cfg_adec_params(audio); + break; + + default: + pr_err("audevrc_dsp_event: UNKNOWN (%d)\n", id); + } + +} + +struct msm_adsp_ops audplay_adsp_ops_evrc = { + .event = audplay_dsp_event, +}; + +#define audplay_send_queue0(audio, cmd, len) \ + msm_adsp_write(audio->audplay, QDSP_uPAudPlay0BitStreamCtrlQueue, \ + cmd, len) + +static int auddec_dsp_config(struct audio *audio, int enable) +{ + audpp_cmd_cfg_dec_type cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_CFG_DEC_TYPE; + if (enable) + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | + AUDPP_CMD_ENA_DEC_V | AUDDEC_DEC_EVRC; + else + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | AUDPP_CMD_DIS_DEC_V; + + return audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_adec_params(struct audio *audio) +{ + struct audpp_cmd_cfg_adec_params_evrc cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.cmd_id = AUDPP_CMD_CFG_ADEC_PARAMS; + cmd.common.length = sizeof(cmd); + cmd.common.dec_id = audio->dec_id; + cmd.common.input_sampling_frequency = 8000; + cmd.stereo_cfg = AUDPP_CMD_PCM_INTF_MONO_V; + + audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_routing_mode(struct audio *audio) +{ + struct audpp_cmd_routing_mode cmd; + dprintk("audpp_cmd_cfg_routing_mode()\n"); + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_ROUTING_MODE; + cmd.object_number = audio->dec_id; + if (audio->pcm_feedback) + cmd.routing_mode = ROUTING_MODE_FTRT; + else + cmd.routing_mode = ROUTING_MODE_RT; + + audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static int audplay_dsp_send_data_avail(struct audio *audio, + unsigned idx, unsigned len) +{ + audplay_cmd_bitstream_data_avail cmd; + + cmd.cmd_id = AUDPLAY_CMD_BITSTREAM_DATA_AVAIL; + cmd.decoder_id = audio->dec_id; + cmd.buf_ptr = audio->out[idx].addr; + cmd.buf_size = len / 2; + cmd.partition_number = 0; + return audplay_send_queue0(audio, &cmd, sizeof(cmd)); +} + +static void audevrc_buffer_refresh(struct audio *audio) +{ + struct audplay_cmd_buffer_refresh refresh_cmd; + + refresh_cmd.cmd_id = AUDPLAY_CMD_BUFFER_REFRESH; + refresh_cmd.num_buffers = 1; + refresh_cmd.buf0_address = audio->in[audio->fill_next].addr; + refresh_cmd.buf0_length = audio->in[audio->fill_next].size; + + refresh_cmd.buf_read_count = 0; + dprintk("audplay_buffer_fresh: buf0_addr=%x buf0_len=%d\n", + refresh_cmd.buf0_address, refresh_cmd.buf0_length); + audplay_send_queue0(audio, &refresh_cmd, sizeof(refresh_cmd)); +} + +static void audevrc_config_hostpcm(struct audio *audio) +{ + struct audplay_cmd_hpcm_buf_cfg cfg_cmd; + + dprintk("audevrc_config_hostpcm()\n"); + cfg_cmd.cmd_id = AUDPLAY_CMD_HPCM_BUF_CFG; + cfg_cmd.max_buffers = 1; + cfg_cmd.byte_swap = 0; + cfg_cmd.hostpcm_config = (0x8000) | (0x4000); + cfg_cmd.feedback_frequency = 1; + cfg_cmd.partition_number = 0; + audplay_send_queue0(audio, &cfg_cmd, sizeof(cfg_cmd)); + +} + +static void audevrc_send_data(struct audio *audio, unsigned needed) +{ + struct buffer *frame; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + if (!audio->running) + goto done; + + if (needed) { + /* We were called from the callback because the DSP + * requested more data. Note that the DSP does want + * more data, and if a buffer was in-flight, mark it + * as available (since the DSP must now be done with + * it). + */ + audio->out_needed = 1; + frame = audio->out + audio->out_tail; + if (frame->used == 0xffffffff) { + dprintk("frame %d free\n", audio->out_tail); + frame->used = 0; + audio->out_tail ^= 1; + wake_up(&audio->write_wait); + } + } + + if (audio->out_needed) { + /* If the DSP currently wants data and we have a + * buffer available, we will send it and reset + * the needed flag. We'll mark the buffer as in-flight + * so that it won't be recycled until the next buffer + * is requested + */ + + frame = audio->out + audio->out_tail; + if (frame->used) { + BUG_ON(frame->used == 0xffffffff); + dprintk("frame %d busy\n", audio->out_tail); + audplay_dsp_send_data_avail(audio, audio->out_tail, + frame->used); + frame->used = 0xffffffff; + audio->out_needed = 0; + } + } +done: + spin_unlock_irqrestore(&audio->dsp_lock, flags); +} + +/* ------------------- device --------------------- */ + +static void audevrc_flush(struct audio *audio) +{ + audio->out[0].used = 0; + audio->out[1].used = 0; + audio->out_head = 0; + audio->out_tail = 0; + audio->stopped = 0; + atomic_set(&audio->out_bytes, 0); +} + +static void audevrc_flush_pcm_buf(struct audio *audio) +{ + uint8_t index; + + for (index = 0; index < PCM_BUF_MAX_COUNT; index++) + audio->in[index].used = 0; + + audio->read_next = 0; + audio->fill_next = 0; +} + +static long audevrc_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc = 0; + + dprintk("audevrc_ioctl() cmd = %d\n", cmd); + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = audpp_avsync_byte_count(audio->dec_id); + stats.sample_count = audpp_avsync_sample_count(audio->dec_id); + if (copy_to_user((void *)arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + if (cmd == AUDIO_SET_VOLUME) { + unsigned long flags; + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->volume = arg; + if (audio->running) + audpp_set_volume_and_pan(audio->dec_id, arg, 0); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + return 0; + } + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audevrc_enable(audio); + break; + case AUDIO_STOP: + rc = audevrc_disable(audio); + audio->stopped = 1; + break; + case AUDIO_SET_CONFIG:{ + dprintk("AUDIO_SET_CONFIG not applicable \n"); + break; + } + case AUDIO_GET_CONFIG:{ + struct msm_audio_config config; + config.buffer_size = BUFSZ; + config.buffer_count = 2; + config.sample_rate = 8000; + config.channel_count = 1; + config.unused[0] = 0; + config.unused[1] = 0; + config.unused[2] = 0; + config.unused[3] = 0; + if (copy_to_user((void *)arg, &config, sizeof(config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_GET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + config.pcm_feedback = 0; + config.buffer_count = PCM_BUF_MAX_COUNT; + config.buffer_size = PCM_BUFSZ_MIN; + if (copy_to_user((void *)arg, &config, sizeof(config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_SET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + if (copy_from_user + (&config, (void *)arg, sizeof(config))) { + rc = -EFAULT; + break; + } + if ((config.buffer_count > PCM_BUF_MAX_COUNT) || + (config.buffer_count == 1)) + config.buffer_count = PCM_BUF_MAX_COUNT; + + if (config.buffer_size < PCM_BUFSZ_MIN) + config.buffer_size = PCM_BUFSZ_MIN; + + /* Check if pcm feedback is required */ + if ((config.pcm_feedback) && (!audio->read_data)) { + dprintk("audevrc_ioctl: allocate PCM buf %d\n", + config.buffer_count * + config.buffer_size); + audio->read_data = + dma_alloc_coherent(NULL, + config.buffer_size * + config.buffer_count, + &audio->read_phys, + GFP_KERNEL); + if (!audio->read_data) { + pr_err + ("audevrc_ioctl: no mem for pcm buf\n"); + rc = -1; + } else { + uint8_t index; + uint32_t offset = 0; + audio->pcm_feedback = 1; + audio->buf_refresh = 0; + audio->pcm_buf_count = + config.buffer_count; + audio->read_next = 0; + audio->fill_next = 0; + + for (index = 0; + index < config.buffer_count; + index++) { + audio->in[index].data = + audio->read_data + offset; + audio->in[index].addr = + audio->read_phys + offset; + audio->in[index].size = + config.buffer_size; + audio->in[index].used = 0; + offset += config.buffer_size; + } + rc = 0; + } + } else { + rc = 0; + } + break; + } + case AUDIO_PAUSE: + dprintk("%s: AUDIO_PAUSE %ld\n", __func__, arg); + rc = audpp_pause(audio->dec_id, (int) arg); + break; + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audevrc_read(struct file *file, char __user *buf, size_t count, + loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + int rc = 0; + if (!audio->pcm_feedback) { + return 0; + /* PCM feedback is not enabled. Nothing to read */ + } + mutex_lock(&audio->read_lock); + dprintk("audevrc_read() \n"); + while (count > 0) { + rc = wait_event_interruptible(audio->read_wait, + (audio->in[audio->read_next]. + used > 0) || (audio->stopped)); + dprintk("audevrc_read() wait terminated \n"); + if (rc < 0) + break; + if (audio->stopped) { + rc = -EBUSY; + break; + } + if (count < audio->in[audio->read_next].used) { + /* Read must happen in frame boundary. Since driver does + * not know frame size, read count must be greater or + * equal to size of PCM samples + */ + dprintk("audevrc_read:read stop - partial frame\n"); + break; + } else { + dprintk("audevrc_read: read from in[%d]\n", + audio->read_next); + if (copy_to_user + (buf, audio->in[audio->read_next].data, + audio->in[audio->read_next].used)) { + pr_err("audevrc_read: invalid addr %x \n", + (unsigned int)buf); + rc = -EFAULT; + break; + } + count -= audio->in[audio->read_next].used; + buf += audio->in[audio->read_next].used; + audio->in[audio->read_next].used = 0; + if ((++audio->read_next) == audio->pcm_buf_count) + audio->read_next = 0; + if (audio->in[audio->read_next].used == 0) + break; /* No data ready at this moment + * Exit while loop to prevent + * output thread sleep too long + */ + + } + } + if (audio->buf_refresh) { + audio->buf_refresh = 0; + dprintk("audevrc_read: kick start pcm feedback again\n"); + audevrc_buffer_refresh(audio); + } + mutex_unlock(&audio->read_lock); + if (buf > start) + rc = buf - start; + dprintk("audevrc_read: read %d bytes\n", rc); + return rc; +} + +static ssize_t audevrc_write(struct file *file, const char __user *buf, + size_t count, loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + struct buffer *frame; + size_t xfer; + int rc = 0; + + if (count & 1) + return -EINVAL; + mutex_lock(&audio->write_lock); + dprintk("audevrc_write() \n"); + while (count > 0) { + frame = audio->out + audio->out_head; + rc = wait_event_interruptible(audio->write_wait, + (frame->used == 0) + || (audio->stopped)); + if (rc < 0) + break; + if (audio->stopped) { + rc = -EBUSY; + break; + } + xfer = (count > frame->size) ? frame->size : count; + if (copy_from_user(frame->data, buf, xfer)) { + rc = -EFAULT; + break; + } + + frame->used = xfer; + audio->out_head ^= 1; + count -= xfer; + buf += xfer; + + audevrc_send_data(audio, 0); + + } + mutex_unlock(&audio->write_lock); + if (buf > start) + return buf - start; + return rc; +} + +static int audevrc_release(struct inode *inode, struct file *file) +{ + struct audio *audio = file->private_data; + + dprintk("audevrc_release()\n"); + + mutex_lock(&audio->lock); + audevrc_disable(audio); + audevrc_flush(audio); + audevrc_flush_pcm_buf(audio); + msm_adsp_put(audio->audplay); + audio->audplay = NULL; + audio->opened = 0; + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); + audio->data = NULL; + if (audio->read_data != NULL) { + dma_free_coherent(NULL, + audio->in[0].size * audio->pcm_buf_count, + audio->read_data, audio->read_phys); + audio->read_data = NULL; + } + audio->pcm_feedback = 0; + mutex_unlock(&audio->lock); + return 0; +} + +static struct audio the_evrc_audio; + +static int audevrc_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_evrc_audio; + int rc; + + if (audio->opened) { + pr_err("audio: busy\n"); + return -EBUSY; + } + + /* Acquire Lock */ + mutex_lock(&audio->lock); + + if (!audio->data) { + audio->data = dma_alloc_coherent(NULL, DMASZ, + &audio->phys, GFP_KERNEL); + if (!audio->data) { + pr_err("audio: could not allocate DMA buffers\n"); + rc = -ENOMEM; + goto dma_fail; + } + } + + rc = audmgr_open(&audio->audmgr); + if (rc) + goto audmgr_fail; + + rc = msm_adsp_get("AUDPLAY0TASK", &audio->audplay, + &audplay_adsp_ops_evrc, audio); + if (rc) { + pr_err("audio: failed to get audplay0 dsp module\n"); + goto adsp_fail; + } + + audio->dec_id = 0; + + audio->out[0].data = audio->data + 0; + audio->out[0].addr = audio->phys + 0; + audio->out[0].size = BUFSZ; + + audio->out[1].data = audio->data + BUFSZ; + audio->out[1].addr = audio->phys + BUFSZ; + audio->out[1].size = BUFSZ; + + audio->volume = 0x3FFF; + + audevrc_flush(audio); + + audio->opened = 1; + file->private_data = audio; + + mutex_unlock(&audio->lock); + return rc; + +adsp_fail: + audmgr_close(&audio->audmgr); +audmgr_fail: + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); +dma_fail: + mutex_unlock(&audio->lock); + return rc; +} + +static struct file_operations audio_evrc_fops = { + .owner = THIS_MODULE, + .open = audevrc_open, + .release = audevrc_release, + .read = audevrc_read, + .write = audevrc_write, + .unlocked_ioctl = audevrc_ioctl, +}; + +struct miscdevice audio_evrc_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_evrc", + .fops = &audio_evrc_fops, +}; + +static int __init audevrc_init(void) +{ + mutex_init(&the_evrc_audio.lock); + mutex_init(&the_evrc_audio.write_lock); + mutex_init(&the_evrc_audio.read_lock); + spin_lock_init(&the_evrc_audio.dsp_lock); + init_waitqueue_head(&the_evrc_audio.write_wait); + init_waitqueue_head(&the_evrc_audio.read_wait); + the_evrc_audio.read_data = NULL; + return misc_register(&audio_evrc_misc); +} + +static void __exit audevrc_exit(void) +{ + misc_deregister(&audio_evrc_misc); +} + +module_init(audevrc_init); +module_exit(audevrc_exit); + +MODULE_DESCRIPTION("MSM EVRC driver"); +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("QUALCOMM Inc"); diff --git a/drivers/staging/dream/qdsp5/audio_in.c b/drivers/staging/dream/qdsp5/audio_in.c new file mode 100644 index 00000000000..6df70d812f0 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_in.c @@ -0,0 +1,967 @@ +/* arch/arm/mach-msm/qdsp5/audio_in.c + * + * pcm audio input device + * + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> + +#include <linux/delay.h> + +#include <linux/msm_audio.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> +#include <mach/msm_rpcrouter.h> + +#include "audmgr.h" + +#include <mach/qdsp5/qdsp5audpreproccmdi.h> +#include <mach/qdsp5/qdsp5audpreprocmsg.h> +#include <mach/qdsp5/qdsp5audreccmdi.h> +#include <mach/qdsp5/qdsp5audrecmsg.h> + +/* for queue ids - should be relative to module number*/ +#include "adsp.h" + +/* FRAME_NUM must be a power of two */ +#define FRAME_NUM (8) +#define FRAME_SIZE (2052 * 2) +#define MONO_DATA_SIZE (2048) +#define STEREO_DATA_SIZE (MONO_DATA_SIZE * 2) +#define DMASZ (FRAME_SIZE * FRAME_NUM) + +#define AGC_PARAM_SIZE (20) +#define NS_PARAM_SIZE (6) +#define IIR_PARAM_SIZE (48) +#define DEBUG (0) + +#define AGC_ENABLE 0x0001 +#define NS_ENABLE 0x0002 +#define IIR_ENABLE 0x0004 + +struct tx_agc_config { + uint16_t agc_params[AGC_PARAM_SIZE]; +}; + +struct ns_config { + uint16_t ns_params[NS_PARAM_SIZE]; +}; + +struct tx_iir_filter { + uint16_t num_bands; + uint16_t iir_params[IIR_PARAM_SIZE]; +}; + +struct audpre_cmd_iir_config_type { + uint16_t cmd_id; + uint16_t active_flag; + uint16_t num_bands; + uint16_t iir_params[IIR_PARAM_SIZE]; +}; + +struct buffer { + void *data; + uint32_t size; + uint32_t read; + uint32_t addr; +}; + +struct audio_in { + struct buffer in[FRAME_NUM]; + + spinlock_t dsp_lock; + + atomic_t in_bytes; + + struct mutex lock; + struct mutex read_lock; + wait_queue_head_t wait; + + struct msm_adsp_module *audpre; + struct msm_adsp_module *audrec; + + /* configuration to use on next enable */ + uint32_t samp_rate; + uint32_t channel_mode; + uint32_t buffer_size; /* 2048 for mono, 4096 for stereo */ + uint32_t type; /* 0 for PCM ,1 for AAC */ + uint32_t dsp_cnt; + uint32_t in_head; /* next buffer dsp will write */ + uint32_t in_tail; /* next buffer read() will read */ + uint32_t in_count; /* number of buffers available to read() */ + + unsigned short samp_rate_index; + + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + int opened; + int enabled; + int running; + int stopped; /* set when stopped, cleared on flush */ + + /* audpre settings */ + int agc_enable; + struct tx_agc_config agc; + + int ns_enable; + struct ns_config ns; + + int iir_enable; + struct tx_iir_filter iir; +}; + +static int audio_in_dsp_enable(struct audio_in *audio, int enable); +static int audio_in_encoder_config(struct audio_in *audio); +static int audio_dsp_read_buffer(struct audio_in *audio, uint32_t read_cnt); +static void audio_flush(struct audio_in *audio); +static int audio_dsp_set_agc(struct audio_in *audio); +static int audio_dsp_set_ns(struct audio_in *audio); +static int audio_dsp_set_tx_iir(struct audio_in *audio); + +static unsigned convert_dsp_samp_index(unsigned index) +{ + switch (index) { + case 48000: return AUDREC_CMD_SAMP_RATE_INDX_48000; + case 44100: return AUDREC_CMD_SAMP_RATE_INDX_44100; + case 32000: return AUDREC_CMD_SAMP_RATE_INDX_32000; + case 24000: return AUDREC_CMD_SAMP_RATE_INDX_24000; + case 22050: return AUDREC_CMD_SAMP_RATE_INDX_22050; + case 16000: return AUDREC_CMD_SAMP_RATE_INDX_16000; + case 12000: return AUDREC_CMD_SAMP_RATE_INDX_12000; + case 11025: return AUDREC_CMD_SAMP_RATE_INDX_11025; + case 8000: return AUDREC_CMD_SAMP_RATE_INDX_8000; + default: return AUDREC_CMD_SAMP_RATE_INDX_11025; + } +} + +static unsigned convert_samp_rate(unsigned hz) +{ + switch (hz) { + case 48000: return RPC_AUD_DEF_SAMPLE_RATE_48000; + case 44100: return RPC_AUD_DEF_SAMPLE_RATE_44100; + case 32000: return RPC_AUD_DEF_SAMPLE_RATE_32000; + case 24000: return RPC_AUD_DEF_SAMPLE_RATE_24000; + case 22050: return RPC_AUD_DEF_SAMPLE_RATE_22050; + case 16000: return RPC_AUD_DEF_SAMPLE_RATE_16000; + case 12000: return RPC_AUD_DEF_SAMPLE_RATE_12000; + case 11025: return RPC_AUD_DEF_SAMPLE_RATE_11025; + case 8000: return RPC_AUD_DEF_SAMPLE_RATE_8000; + default: return RPC_AUD_DEF_SAMPLE_RATE_11025; + } +} + +static unsigned convert_samp_index(unsigned index) +{ + switch (index) { + case RPC_AUD_DEF_SAMPLE_RATE_48000: return 48000; + case RPC_AUD_DEF_SAMPLE_RATE_44100: return 44100; + case RPC_AUD_DEF_SAMPLE_RATE_32000: return 32000; + case RPC_AUD_DEF_SAMPLE_RATE_24000: return 24000; + case RPC_AUD_DEF_SAMPLE_RATE_22050: return 22050; + case RPC_AUD_DEF_SAMPLE_RATE_16000: return 16000; + case RPC_AUD_DEF_SAMPLE_RATE_12000: return 12000; + case RPC_AUD_DEF_SAMPLE_RATE_11025: return 11025; + case RPC_AUD_DEF_SAMPLE_RATE_8000: return 8000; + default: return 11025; + } +} + +/* must be called with audio->lock held */ +static int audio_in_enable(struct audio_in *audio) +{ + struct audmgr_config cfg; + int rc; + + if (audio->enabled) + return 0; + + cfg.tx_rate = audio->samp_rate; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.def_method = RPC_AUD_DEF_METHOD_RECORD; + if (audio->type == AUDREC_CMD_TYPE_0_INDEX_WAV) + cfg.codec = RPC_AUD_DEF_CODEC_PCM; + else + cfg.codec = RPC_AUD_DEF_CODEC_AAC; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) + return rc; + + if (msm_adsp_enable(audio->audpre)) { + pr_err("audrec: msm_adsp_enable(audpre) failed\n"); + return -ENODEV; + } + if (msm_adsp_enable(audio->audrec)) { + pr_err("audrec: msm_adsp_enable(audrec) failed\n"); + return -ENODEV; + } + + audio->enabled = 1; + audio_in_dsp_enable(audio, 1); + + return 0; +} + +/* must be called with audio->lock held */ +static int audio_in_disable(struct audio_in *audio) +{ + if (audio->enabled) { + audio->enabled = 0; + + audio_in_dsp_enable(audio, 0); + + wake_up(&audio->wait); + + msm_adsp_disable(audio->audrec); + msm_adsp_disable(audio->audpre); + audmgr_disable(&audio->audmgr); + } + return 0; +} + +/* ------------------- dsp --------------------- */ +static void audpre_dsp_event(void *data, unsigned id, size_t len, + void (*getevent)(void *ptr, size_t len)) +{ + uint16_t msg[2]; + getevent(msg, sizeof(msg)); + + switch (id) { + case AUDPREPROC_MSG_CMD_CFG_DONE_MSG: + pr_info("audpre: type %d, status_flag %d\n", msg[0], msg[1]); + break; + case AUDPREPROC_MSG_ERROR_MSG_ID: + pr_info("audpre: err_index %d\n", msg[0]); + break; + default: + pr_err("audpre: unknown event %d\n", id); + } +} + +struct audio_frame { + uint16_t count_low; + uint16_t count_high; + uint16_t bytes; + uint16_t unknown; + unsigned char samples[]; +} __attribute__((packed)); + +static void audio_in_get_dsp_frames(struct audio_in *audio) +{ + struct audio_frame *frame; + uint32_t index; + unsigned long flags; + + index = audio->in_head; + + /* XXX check for bogus frame size? */ + + frame = (void *) (((char *)audio->in[index].data) - sizeof(*frame)); + + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->in[index].size = frame->bytes; + + audio->in_head = (audio->in_head + 1) & (FRAME_NUM - 1); + + /* If overflow, move the tail index foward. */ + if (audio->in_head == audio->in_tail) + audio->in_tail = (audio->in_tail + 1) & (FRAME_NUM - 1); + else + audio->in_count++; + + audio_dsp_read_buffer(audio, audio->dsp_cnt++); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + + wake_up(&audio->wait); +} + +static void audrec_dsp_event(void *data, unsigned id, size_t len, + void (*getevent)(void *ptr, size_t len)) +{ + struct audio_in *audio = data; + uint16_t msg[3]; + getevent(msg, sizeof(msg)); + + switch (id) { + case AUDREC_MSG_CMD_CFG_DONE_MSG: + if (msg[0] & AUDREC_MSG_CFG_DONE_TYPE_0_UPDATE) { + if (msg[0] & AUDREC_MSG_CFG_DONE_TYPE_0_ENA) { + pr_info("audpre: CFG ENABLED\n"); + audio_dsp_set_agc(audio); + audio_dsp_set_ns(audio); + audio_dsp_set_tx_iir(audio); + audio_in_encoder_config(audio); + } else { + pr_info("audrec: CFG SLEEP\n"); + audio->running = 0; + } + } else { + pr_info("audrec: CMD_CFG_DONE %x\n", msg[0]); + } + break; + case AUDREC_MSG_CMD_AREC_PARAM_CFG_DONE_MSG: { + pr_info("audrec: PARAM CFG DONE\n"); + audio->running = 1; + break; + } + case AUDREC_MSG_FATAL_ERR_MSG: + pr_err("audrec: ERROR %x\n", msg[0]); + break; + case AUDREC_MSG_PACKET_READY_MSG: +/* REC_DBG("type %x, count %d", msg[0], (msg[1] | (msg[2] << 16))); */ + audio_in_get_dsp_frames(audio); + break; + default: + pr_err("audrec: unknown event %d\n", id); + } +} + +struct msm_adsp_ops audpre_adsp_ops = { + .event = audpre_dsp_event, +}; + +struct msm_adsp_ops audrec_adsp_ops = { + .event = audrec_dsp_event, +}; + + +#define audio_send_queue_pre(audio, cmd, len) \ + msm_adsp_write(audio->audpre, QDSP_uPAudPreProcCmdQueue, cmd, len) +#define audio_send_queue_recbs(audio, cmd, len) \ + msm_adsp_write(audio->audrec, QDSP_uPAudRecBitStreamQueue, cmd, len) +#define audio_send_queue_rec(audio, cmd, len) \ + msm_adsp_write(audio->audrec, \ + QDSP_uPAudRecCmdQueue, cmd, len) + +static int audio_dsp_set_agc(struct audio_in *audio) +{ + audpreproc_cmd_cfg_agc_params cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPREPROC_CMD_CFG_AGC_PARAMS; + + if (audio->agc_enable) { + /* cmd.tx_agc_param_mask = 0xFE00 from sample code */ + cmd.tx_agc_param_mask = + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_COMP_SLOPE) | + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_COMP_TH) | + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_EXP_SLOPE) | + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_EXP_TH) | + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_COMP_AIG_FLAG) | + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_COMP_STATIC_GAIN) | + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_TX_AGC_ENA_FLAG); + cmd.tx_agc_enable_flag = + AUDPREPROC_CMD_TX_AGC_ENA_FLAG_ENA; + memcpy(&cmd.static_gain, &audio->agc.agc_params[0], + sizeof(uint16_t) * 6); + /* cmd.param_mask = 0xFFF0 from sample code */ + cmd.param_mask = + (1 << AUDPREPROC_CMD_PARAM_MASK_RMS_TAY) | + (1 << AUDPREPROC_CMD_PARAM_MASK_RELEASEK) | + (1 << AUDPREPROC_CMD_PARAM_MASK_DELAY) | + (1 << AUDPREPROC_CMD_PARAM_MASK_ATTACKK) | + (1 << AUDPREPROC_CMD_PARAM_MASK_LEAKRATE_SLOW) | + (1 << AUDPREPROC_CMD_PARAM_MASK_LEAKRATE_FAST) | + (1 << AUDPREPROC_CMD_PARAM_MASK_AIG_RELEASEK) | + (1 << AUDPREPROC_CMD_PARAM_MASK_AIG_MIN) | + (1 << AUDPREPROC_CMD_PARAM_MASK_AIG_MAX) | + (1 << AUDPREPROC_CMD_PARAM_MASK_LEAK_UP) | + (1 << AUDPREPROC_CMD_PARAM_MASK_LEAK_DOWN) | + (1 << AUDPREPROC_CMD_PARAM_MASK_AIG_ATTACKK); + memcpy(&cmd.aig_attackk, &audio->agc.agc_params[6], + sizeof(uint16_t) * 14); + + } else { + cmd.tx_agc_param_mask = + (1 << AUDPREPROC_CMD_TX_AGC_PARAM_MASK_TX_AGC_ENA_FLAG); + cmd.tx_agc_enable_flag = + AUDPREPROC_CMD_TX_AGC_ENA_FLAG_DIS; + } +#if DEBUG + pr_info("cmd_id = 0x%04x\n", cmd.cmd_id); + pr_info("tx_agc_param_mask = 0x%04x\n", cmd.tx_agc_param_mask); + pr_info("tx_agc_enable_flag = 0x%04x\n", cmd.tx_agc_enable_flag); + pr_info("static_gain = 0x%04x\n", cmd.static_gain); + pr_info("adaptive_gain_flag = 0x%04x\n", cmd.adaptive_gain_flag); + pr_info("expander_th = 0x%04x\n", cmd.expander_th); + pr_info("expander_slope = 0x%04x\n", cmd.expander_slope); + pr_info("compressor_th = 0x%04x\n", cmd.compressor_th); + pr_info("compressor_slope = 0x%04x\n", cmd.compressor_slope); + pr_info("param_mask = 0x%04x\n", cmd.param_mask); + pr_info("aig_attackk = 0x%04x\n", cmd.aig_attackk); + pr_info("aig_leak_down = 0x%04x\n", cmd.aig_leak_down); + pr_info("aig_leak_up = 0x%04x\n", cmd.aig_leak_up); + pr_info("aig_max = 0x%04x\n", cmd.aig_max); + pr_info("aig_min = 0x%04x\n", cmd.aig_min); + pr_info("aig_releasek = 0x%04x\n", cmd.aig_releasek); + pr_info("aig_leakrate_fast = 0x%04x\n", cmd.aig_leakrate_fast); + pr_info("aig_leakrate_slow = 0x%04x\n", cmd.aig_leakrate_slow); + pr_info("attackk_msw = 0x%04x\n", cmd.attackk_msw); + pr_info("attackk_lsw = 0x%04x\n", cmd.attackk_lsw); + pr_info("delay = 0x%04x\n", cmd.delay); + pr_info("releasek_msw = 0x%04x\n", cmd.releasek_msw); + pr_info("releasek_lsw = 0x%04x\n", cmd.releasek_lsw); + pr_info("rms_tav = 0x%04x\n", cmd.rms_tav); +#endif + return audio_send_queue_pre(audio, &cmd, sizeof(cmd)); +} + +static int audio_dsp_set_ns(struct audio_in *audio) +{ + audpreproc_cmd_cfg_ns_params cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPREPROC_CMD_CFG_NS_PARAMS; + + if (audio->ns_enable) { + /* cmd.ec_mode_new is fixed as 0x0064 when enable from sample code */ + cmd.ec_mode_new = + AUDPREPROC_CMD_EC_MODE_NEW_NS_ENA | + AUDPREPROC_CMD_EC_MODE_NEW_HB_ENA | + AUDPREPROC_CMD_EC_MODE_NEW_VA_ENA; + memcpy(&cmd.dens_gamma_n, &audio->ns.ns_params, + sizeof(audio->ns.ns_params)); + } else { + cmd.ec_mode_new = + AUDPREPROC_CMD_EC_MODE_NEW_NLMS_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_DES_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_NS_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_CNI_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_NLES_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_HB_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_VA_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_PCD_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_FEHI_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_NEHI_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_NLPP_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_FNE_DIS | + AUDPREPROC_CMD_EC_MODE_NEW_PRENLMS_DIS; + } +#if DEBUG + pr_info("cmd_id = 0x%04x\n", cmd.cmd_id); + pr_info("ec_mode_new = 0x%04x\n", cmd.ec_mode_new); + pr_info("dens_gamma_n = 0x%04x\n", cmd.dens_gamma_n); + pr_info("dens_nfe_block_size = 0x%04x\n", cmd.dens_nfe_block_size); + pr_info("dens_limit_ns = 0x%04x\n", cmd.dens_limit_ns); + pr_info("dens_limit_ns_d = 0x%04x\n", cmd.dens_limit_ns_d); + pr_info("wb_gamma_e = 0x%04x\n", cmd.wb_gamma_e); + pr_info("wb_gamma_n = 0x%04x\n", cmd.wb_gamma_n); +#endif + return audio_send_queue_pre(audio, &cmd, sizeof(cmd)); +} + +static int audio_dsp_set_tx_iir(struct audio_in *audio) +{ + struct audpre_cmd_iir_config_type cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPREPROC_CMD_CFG_IIR_TUNING_FILTER_PARAMS; + + if (audio->iir_enable) { + cmd.active_flag = AUDPREPROC_CMD_IIR_ACTIVE_FLAG_ENA; + cmd.num_bands = audio->iir.num_bands; + memcpy(&cmd.iir_params, &audio->iir.iir_params, + sizeof(audio->iir.iir_params)); + } else { + cmd.active_flag = AUDPREPROC_CMD_IIR_ACTIVE_FLAG_DIS; + } +#if DEBUG + pr_info("cmd_id = 0x%04x\n", cmd.cmd_id); + pr_info("active_flag = 0x%04x\n", cmd.active_flag); +#endif + return audio_send_queue_pre(audio, &cmd, sizeof(cmd)); +} + +static int audio_in_dsp_enable(struct audio_in *audio, int enable) +{ + audrec_cmd_cfg cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDREC_CMD_CFG; + cmd.type_0 = enable ? AUDREC_CMD_TYPE_0_ENA : AUDREC_CMD_TYPE_0_DIS; + cmd.type_0 |= (AUDREC_CMD_TYPE_0_UPDATE | audio->type); + cmd.type_1 = 0; + + return audio_send_queue_rec(audio, &cmd, sizeof(cmd)); +} + +static int audio_in_encoder_config(struct audio_in *audio) +{ + audrec_cmd_arec0param_cfg cmd; + uint16_t *data = (void *) audio->data; + unsigned n; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDREC_CMD_AREC0PARAM_CFG; + cmd.ptr_to_extpkt_buffer_msw = audio->phys >> 16; + cmd.ptr_to_extpkt_buffer_lsw = audio->phys; + cmd.buf_len = FRAME_NUM; /* Both WAV and AAC use 8 frames */ + cmd.samp_rate_index = audio->samp_rate_index; + cmd.stereo_mode = audio->channel_mode; /* 0 for mono, 1 for stereo */ + + /* FIXME have no idea why cmd.rec_quality is fixed + * as 0x1C00 from sample code + */ + cmd.rec_quality = 0x1C00; + + /* prepare buffer pointers: + * Mono: 1024 samples + 4 halfword header + * Stereo: 2048 samples + 4 halfword header + * AAC + * Mono/Stere: 768 + 4 halfword header + */ + for (n = 0; n < FRAME_NUM; n++) { + audio->in[n].data = data + 4; + if (audio->type == AUDREC_CMD_TYPE_0_INDEX_WAV) + data += (4 + (audio->channel_mode ? 2048 : 1024)); + else if (audio->type == AUDREC_CMD_TYPE_0_INDEX_AAC) + data += (4 + 768); + } + + return audio_send_queue_rec(audio, &cmd, sizeof(cmd)); +} + +static int audio_dsp_read_buffer(struct audio_in *audio, uint32_t read_cnt) +{ + audrec_cmd_packet_ext_ptr cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDREC_CMD_PACKET_EXT_PTR; + /* Both WAV and AAC use AUDREC_CMD_TYPE_0 */ + cmd.type = AUDREC_CMD_TYPE_0; + cmd.curr_rec_count_msw = read_cnt >> 16; + cmd.curr_rec_count_lsw = read_cnt; + + return audio_send_queue_recbs(audio, &cmd, sizeof(cmd)); +} + +/* ------------------- device --------------------- */ + +static void audio_enable_agc(struct audio_in *audio, int enable) +{ + if (audio->agc_enable != enable) { + audio->agc_enable = enable; + if (audio->running) + audio_dsp_set_agc(audio); + } +} + +static void audio_enable_ns(struct audio_in *audio, int enable) +{ + if (audio->ns_enable != enable) { + audio->ns_enable = enable; + if (audio->running) + audio_dsp_set_ns(audio); + } +} + +static void audio_enable_tx_iir(struct audio_in *audio, int enable) +{ + if (audio->iir_enable != enable) { + audio->iir_enable = enable; + if (audio->running) + audio_dsp_set_tx_iir(audio); + } +} + +static void audio_flush(struct audio_in *audio) +{ + int i; + + audio->dsp_cnt = 0; + audio->in_head = 0; + audio->in_tail = 0; + audio->in_count = 0; + for (i = 0; i < FRAME_NUM; i++) { + audio->in[i].size = 0; + audio->in[i].read = 0; + } +} + +static long audio_in_ioctl(struct file *file, + unsigned int cmd, unsigned long arg) +{ + struct audio_in *audio = file->private_data; + int rc; + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = atomic_read(&audio->in_bytes); + if (copy_to_user((void *) arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audio_in_enable(audio); + break; + case AUDIO_STOP: + rc = audio_in_disable(audio); + audio->stopped = 1; + break; + case AUDIO_FLUSH: + if (audio->stopped) { + /* Make sure we're stopped and we wake any threads + * that might be blocked holding the read_lock. + * While audio->stopped read threads will always + * exit immediately. + */ + wake_up(&audio->wait); + mutex_lock(&audio->read_lock); + audio_flush(audio); + mutex_unlock(&audio->read_lock); + } + case AUDIO_SET_CONFIG: { + struct msm_audio_config cfg; + if (copy_from_user(&cfg, (void *) arg, sizeof(cfg))) { + rc = -EFAULT; + break; + } + if (cfg.channel_count == 1) { + cfg.channel_count = AUDREC_CMD_STEREO_MODE_MONO; + } else if (cfg.channel_count == 2) { + cfg.channel_count = AUDREC_CMD_STEREO_MODE_STEREO; + } else { + rc = -EINVAL; + break; + } + + if (cfg.type == 0) { + cfg.type = AUDREC_CMD_TYPE_0_INDEX_WAV; + } else if (cfg.type == 1) { + cfg.type = AUDREC_CMD_TYPE_0_INDEX_AAC; + } else { + rc = -EINVAL; + break; + } + audio->samp_rate = convert_samp_rate(cfg.sample_rate); + audio->samp_rate_index = + convert_dsp_samp_index(cfg.sample_rate); + audio->channel_mode = cfg.channel_count; + audio->buffer_size = + audio->channel_mode ? STEREO_DATA_SIZE + : MONO_DATA_SIZE; + audio->type = cfg.type; + rc = 0; + break; + } + case AUDIO_GET_CONFIG: { + struct msm_audio_config cfg; + cfg.buffer_size = audio->buffer_size; + cfg.buffer_count = FRAME_NUM; + cfg.sample_rate = convert_samp_index(audio->samp_rate); + if (audio->channel_mode == AUDREC_CMD_STEREO_MODE_MONO) + cfg.channel_count = 1; + else + cfg.channel_count = 2; + if (audio->type == AUDREC_CMD_TYPE_0_INDEX_WAV) + cfg.type = 0; + else + cfg.type = 1; + cfg.unused[0] = 0; + cfg.unused[1] = 0; + cfg.unused[2] = 0; + if (copy_to_user((void *) arg, &cfg, sizeof(cfg))) + rc = -EFAULT; + else + rc = 0; + break; + } + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audio_in_read(struct file *file, + char __user *buf, + size_t count, loff_t *pos) +{ + struct audio_in *audio = file->private_data; + unsigned long flags; + const char __user *start = buf; + void *data; + uint32_t index; + uint32_t size; + int rc = 0; + + mutex_lock(&audio->read_lock); + while (count > 0) { + rc = wait_event_interruptible( + audio->wait, (audio->in_count > 0) || audio->stopped); + if (rc < 0) + break; + + if (audio->stopped) { + rc = -EBUSY; + break; + } + + index = audio->in_tail; + data = (uint8_t *) audio->in[index].data; + size = audio->in[index].size; + if (count >= size) { + if (copy_to_user(buf, data, size)) { + rc = -EFAULT; + break; + } + spin_lock_irqsave(&audio->dsp_lock, flags); + if (index != audio->in_tail) { + /* overrun -- data is invalid and we need to retry */ + spin_unlock_irqrestore(&audio->dsp_lock, flags); + continue; + } + audio->in[index].size = 0; + audio->in_tail = (audio->in_tail + 1) & (FRAME_NUM - 1); + audio->in_count--; + spin_unlock_irqrestore(&audio->dsp_lock, flags); + count -= size; + buf += size; + if (audio->type == AUDREC_CMD_TYPE_0_INDEX_AAC) + break; + } else { + pr_err("audio_in: short read\n"); + break; + } + if (audio->type == AUDREC_CMD_TYPE_0_INDEX_AAC) + break; /* AAC only read one frame */ + } + mutex_unlock(&audio->read_lock); + + if (buf > start) + return buf - start; + + return rc; +} + +static ssize_t audio_in_write(struct file *file, + const char __user *buf, + size_t count, loff_t *pos) +{ + return -EINVAL; +} + +static int audio_in_release(struct inode *inode, struct file *file) +{ + struct audio_in *audio = file->private_data; + + mutex_lock(&audio->lock); + audio_in_disable(audio); + audio_flush(audio); + msm_adsp_put(audio->audrec); + msm_adsp_put(audio->audpre); + audio->audrec = NULL; + audio->audpre = NULL; + audio->opened = 0; + mutex_unlock(&audio->lock); + return 0; +} + +struct audio_in the_audio_in; + +static int audio_in_open(struct inode *inode, struct file *file) +{ + struct audio_in *audio = &the_audio_in; + int rc; + + mutex_lock(&audio->lock); + if (audio->opened) { + rc = -EBUSY; + goto done; + } + + /* Settings will be re-config at AUDIO_SET_CONFIG, + * but at least we need to have initial config + */ + audio->samp_rate = RPC_AUD_DEF_SAMPLE_RATE_11025; + audio->samp_rate_index = AUDREC_CMD_SAMP_RATE_INDX_11025; + audio->channel_mode = AUDREC_CMD_STEREO_MODE_MONO; + audio->buffer_size = MONO_DATA_SIZE; + audio->type = AUDREC_CMD_TYPE_0_INDEX_WAV; + + rc = audmgr_open(&audio->audmgr); + if (rc) + goto done; + rc = msm_adsp_get("AUDPREPROCTASK", &audio->audpre, + &audpre_adsp_ops, audio); + if (rc) + goto done; + rc = msm_adsp_get("AUDRECTASK", &audio->audrec, + &audrec_adsp_ops, audio); + if (rc) + goto done; + + audio->dsp_cnt = 0; + audio->stopped = 0; + + audio_flush(audio); + + file->private_data = audio; + audio->opened = 1; + rc = 0; +done: + mutex_unlock(&audio->lock); + return rc; +} + +static long audpre_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct audio_in *audio = file->private_data; + int rc = 0, enable; + uint16_t enable_mask; +#if DEBUG + int i; +#endif + + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_ENABLE_AUDPRE: { + if (copy_from_user(&enable_mask, (void *) arg, + sizeof(enable_mask))) + goto out_fault; + + enable = (enable_mask & AGC_ENABLE) ? 1 : 0; + audio_enable_agc(audio, enable); + enable = (enable_mask & NS_ENABLE) ? 1 : 0; + audio_enable_ns(audio, enable); + enable = (enable_mask & IIR_ENABLE) ? 1 : 0; + audio_enable_tx_iir(audio, enable); + break; + } + case AUDIO_SET_AGC: { + if (copy_from_user(&audio->agc, (void *) arg, + sizeof(audio->agc))) + goto out_fault; +#if DEBUG + pr_info("set agc\n"); + for (i = 0; i < AGC_PARAM_SIZE; i++) \ + pr_info("agc_params[%d] = 0x%04x\n", i, + audio->agc.agc_params[i]); +#endif + break; + } + case AUDIO_SET_NS: { + if (copy_from_user(&audio->ns, (void *) arg, + sizeof(audio->ns))) + goto out_fault; +#if DEBUG + pr_info("set ns\n"); + for (i = 0; i < NS_PARAM_SIZE; i++) \ + pr_info("ns_params[%d] = 0x%04x\n", + i, audio->ns.ns_params[i]); +#endif + break; + } + case AUDIO_SET_TX_IIR: { + if (copy_from_user(&audio->iir, (void *) arg, + sizeof(audio->iir))) + goto out_fault; +#if DEBUG + pr_info("set iir\n"); + pr_info("iir.num_bands = 0x%04x\n", audio->iir.num_bands); + for (i = 0; i < IIR_PARAM_SIZE; i++) \ + pr_info("iir_params[%d] = 0x%04x\n", + i, audio->iir.iir_params[i]); +#endif + break; + } + default: + rc = -EINVAL; + } + + goto out; + +out_fault: + rc = -EFAULT; +out: + mutex_unlock(&audio->lock); + return rc; +} + +static int audpre_open(struct inode *inode, struct file *file) +{ + struct audio_in *audio = &the_audio_in; + file->private_data = audio; + return 0; +} + +static struct file_operations audio_fops = { + .owner = THIS_MODULE, + .open = audio_in_open, + .release = audio_in_release, + .read = audio_in_read, + .write = audio_in_write, + .unlocked_ioctl = audio_in_ioctl, +}; + +static struct file_operations audpre_fops = { + .owner = THIS_MODULE, + .open = audpre_open, + .unlocked_ioctl = audpre_ioctl, +}; + +struct miscdevice audio_in_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_pcm_in", + .fops = &audio_fops, +}; + +struct miscdevice audpre_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_audpre", + .fops = &audpre_fops, +}; + +static int __init audio_in_init(void) +{ + int rc; + the_audio_in.data = dma_alloc_coherent(NULL, DMASZ, + &the_audio_in.phys, GFP_KERNEL); + if (!the_audio_in.data) { + printk(KERN_ERR "%s: Unable to allocate DMA buffer\n", + __func__); + return -ENOMEM; + } + + mutex_init(&the_audio_in.lock); + mutex_init(&the_audio_in.read_lock); + spin_lock_init(&the_audio_in.dsp_lock); + init_waitqueue_head(&the_audio_in.wait); + rc = misc_register(&audio_in_misc); + if (!rc) { + rc = misc_register(&audpre_misc); + if (rc < 0) + misc_deregister(&audio_in_misc); + } + return rc; +} + +device_initcall(audio_in_init); diff --git a/drivers/staging/dream/qdsp5/audio_mp3.c b/drivers/staging/dream/qdsp5/audio_mp3.c new file mode 100644 index 00000000000..72b8d70d716 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_mp3.c @@ -0,0 +1,971 @@ +/* arch/arm/mach-msm/qdsp5/audio_mp3.c + * + * mp3 audio output device + * + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> + +#include <linux/delay.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> + +#include <linux/msm_audio.h> + +#include "audmgr.h" + +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> +#include <mach/qdsp5/qdsp5audplaycmdi.h> +#include <mach/qdsp5/qdsp5audplaymsg.h> + +/* for queue ids - should be relative to module number*/ +#include "adsp.h" + +#ifdef DEBUG +#define dprintk(format, arg...) \ +printk(KERN_DEBUG format, ## arg) +#else +#define dprintk(format, arg...) do {} while (0) +#endif + +/* Size must be power of 2 */ +#define BUFSZ_MAX 32768 +#define BUFSZ_MIN 4096 +#define DMASZ_MAX (BUFSZ_MAX * 2) +#define DMASZ_MIN (BUFSZ_MIN * 2) + +#define AUDPLAY_INVALID_READ_PTR_OFFSET 0xFFFF +#define AUDDEC_DEC_MP3 2 + +#define PCM_BUFSZ_MIN 4800 /* Hold one stereo MP3 frame */ +#define PCM_BUF_MAX_COUNT 5 /* DSP only accepts 5 buffers at most + but support 2 buffers currently */ +#define ROUTING_MODE_FTRT 1 +#define ROUTING_MODE_RT 2 +/* Decoder status received from AUDPPTASK */ +#define AUDPP_DEC_STATUS_SLEEP 0 +#define AUDPP_DEC_STATUS_INIT 1 +#define AUDPP_DEC_STATUS_CFG 2 +#define AUDPP_DEC_STATUS_PLAY 3 + +struct buffer { + void *data; + unsigned size; + unsigned used; /* Input usage actual DSP produced PCM size */ + unsigned addr; +}; + +struct audio { + struct buffer out[2]; + + spinlock_t dsp_lock; + + uint8_t out_head; + uint8_t out_tail; + uint8_t out_needed; /* number of buffers the dsp is waiting for */ + unsigned out_dma_sz; + + atomic_t out_bytes; + + struct mutex lock; + struct mutex write_lock; + wait_queue_head_t write_wait; + + /* Host PCM section */ + struct buffer in[PCM_BUF_MAX_COUNT]; + struct mutex read_lock; + wait_queue_head_t read_wait; /* Wait queue for read */ + char *read_data; /* pointer to reader buffer */ + dma_addr_t read_phys; /* physical address of reader buffer */ + uint8_t read_next; /* index to input buffers to be read next */ + uint8_t fill_next; /* index to buffer that DSP should be filling */ + uint8_t pcm_buf_count; /* number of pcm buffer allocated */ + /* ---- End of Host PCM section */ + + struct msm_adsp_module *audplay; + + /* configuration to use on next enable */ + uint32_t out_sample_rate; + uint32_t out_channel_mode; + + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + int rflush; /* Read flush */ + int wflush; /* Write flush */ + int opened; + int enabled; + int running; + int stopped; /* set when stopped, cleared on flush */ + int pcm_feedback; + int buf_refresh; + + int reserved; /* A byte is being reserved */ + char rsv_byte; /* Handle odd length user data */ + + unsigned volume; + + uint16_t dec_id; + uint32_t read_ptr_offset; +}; + +static int auddec_dsp_config(struct audio *audio, int enable); +static void audpp_cmd_cfg_adec_params(struct audio *audio); +static void audpp_cmd_cfg_routing_mode(struct audio *audio); +static void audplay_send_data(struct audio *audio, unsigned needed); +static void audplay_config_hostpcm(struct audio *audio); +static void audplay_buffer_refresh(struct audio *audio); +static void audio_dsp_event(void *private, unsigned id, uint16_t *msg); + +/* must be called with audio->lock held */ +static int audio_enable(struct audio *audio) +{ + struct audmgr_config cfg; + int rc; + + pr_info("audio_enable()\n"); + + if (audio->enabled) + return 0; + + audio->out_tail = 0; + audio->out_needed = 0; + + cfg.tx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_48000; + cfg.def_method = RPC_AUD_DEF_METHOD_PLAYBACK; + cfg.codec = RPC_AUD_DEF_CODEC_MP3; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) + return rc; + + if (msm_adsp_enable(audio->audplay)) { + pr_err("audio: msm_adsp_enable(audplay) failed\n"); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + + if (audpp_enable(audio->dec_id, audio_dsp_event, audio)) { + pr_err("audio: audpp_enable() failed\n"); + msm_adsp_disable(audio->audplay); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + + audio->enabled = 1; + return 0; +} + +/* must be called with audio->lock held */ +static int audio_disable(struct audio *audio) +{ + pr_info("audio_disable()\n"); + if (audio->enabled) { + audio->enabled = 0; + auddec_dsp_config(audio, 0); + wake_up(&audio->write_wait); + wake_up(&audio->read_wait); + msm_adsp_disable(audio->audplay); + audpp_disable(audio->dec_id, audio); + audmgr_disable(&audio->audmgr); + audio->out_needed = 0; + } + return 0; +} + +/* ------------------- dsp --------------------- */ +static void audio_update_pcm_buf_entry(struct audio *audio, uint32_t *payload) +{ + uint8_t index; + unsigned long flags; + + if (audio->rflush) { + audio->buf_refresh = 1; + return; + } + spin_lock_irqsave(&audio->dsp_lock, flags); + for (index = 0; index < payload[1]; index++) { + if (audio->in[audio->fill_next].addr == + payload[2 + index * 2]) { + pr_info("audio_update_pcm_buf_entry: in[%d] ready\n", + audio->fill_next); + audio->in[audio->fill_next].used = + payload[3 + index * 2]; + if ((++audio->fill_next) == audio->pcm_buf_count) + audio->fill_next = 0; + + } else { + pr_err + ("audio_update_pcm_buf_entry: expected=%x ret=%x\n" + , audio->in[audio->fill_next].addr, + payload[1 + index * 2]); + break; + } + } + if (audio->in[audio->fill_next].used == 0) { + audplay_buffer_refresh(audio); + } else { + pr_info("audio_update_pcm_buf_entry: read cannot keep up\n"); + audio->buf_refresh = 1; + } + wake_up(&audio->read_wait); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + +} + +static void audplay_dsp_event(void *data, unsigned id, size_t len, + void (*getevent) (void *ptr, size_t len)) +{ + struct audio *audio = data; + uint32_t msg[28]; + getevent(msg, sizeof(msg)); + + dprintk("audplay_dsp_event: msg_id=%x\n", id); + + switch (id) { + case AUDPLAY_MSG_DEC_NEEDS_DATA: + audplay_send_data(audio, 1); + break; + + case AUDPLAY_MSG_BUFFER_UPDATE: + audio_update_pcm_buf_entry(audio, msg); + break; + + default: + pr_err("unexpected message from decoder \n"); + break; + } +} + +static void audio_dsp_event(void *private, unsigned id, uint16_t *msg) +{ + struct audio *audio = private; + + switch (id) { + case AUDPP_MSG_STATUS_MSG:{ + unsigned status = msg[1]; + + switch (status) { + case AUDPP_DEC_STATUS_SLEEP: + pr_info("decoder status: sleep \n"); + break; + + case AUDPP_DEC_STATUS_INIT: + pr_info("decoder status: init \n"); + audpp_cmd_cfg_routing_mode(audio); + break; + + case AUDPP_DEC_STATUS_CFG: + pr_info("decoder status: cfg \n"); + break; + case AUDPP_DEC_STATUS_PLAY: + pr_info("decoder status: play \n"); + if (audio->pcm_feedback) { + audplay_config_hostpcm(audio); + audplay_buffer_refresh(audio); + } + break; + default: + pr_err("unknown decoder status \n"); + break; + } + break; + } + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + pr_info("audio_dsp_event: CFG_MSG ENABLE\n"); + auddec_dsp_config(audio, 1); + audio->out_needed = 0; + audio->running = 1; + audpp_set_volume_and_pan(audio->dec_id, audio->volume, + 0); + audpp_avsync(audio->dec_id, 22050); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + pr_info("audio_dsp_event: CFG_MSG DISABLE\n"); + audpp_avsync(audio->dec_id, 0); + audio->running = 0; + } else { + pr_err("audio_dsp_event: CFG_MSG %d?\n", msg[0]); + } + break; + case AUDPP_MSG_ROUTING_ACK: + pr_info("audio_dsp_event: ROUTING_ACK mode=%d\n", msg[1]); + audpp_cmd_cfg_adec_params(audio); + break; + + case AUDPP_MSG_FLUSH_ACK: + dprintk("%s: FLUSH_ACK\n", __func__); + audio->wflush = 0; + audio->rflush = 0; + if (audio->pcm_feedback) + audplay_buffer_refresh(audio); + break; + + default: + pr_err("audio_dsp_event: UNKNOWN (%d)\n", id); + } + +} + + +struct msm_adsp_ops audplay_adsp_ops = { + .event = audplay_dsp_event, +}; + + +#define audplay_send_queue0(audio, cmd, len) \ + msm_adsp_write(audio->audplay, QDSP_uPAudPlay0BitStreamCtrlQueue, \ + cmd, len) + +static int auddec_dsp_config(struct audio *audio, int enable) +{ + audpp_cmd_cfg_dec_type cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_CFG_DEC_TYPE; + if (enable) + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | + AUDPP_CMD_ENA_DEC_V | + AUDDEC_DEC_MP3; + else + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | + AUDPP_CMD_DIS_DEC_V; + + return audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_adec_params(struct audio *audio) +{ + audpp_cmd_cfg_adec_params_mp3 cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.cmd_id = AUDPP_CMD_CFG_ADEC_PARAMS; + cmd.common.length = AUDPP_CMD_CFG_ADEC_PARAMS_MP3_LEN; + cmd.common.dec_id = audio->dec_id; + cmd.common.input_sampling_frequency = audio->out_sample_rate; + + audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_routing_mode(struct audio *audio) +{ + struct audpp_cmd_routing_mode cmd; + pr_info("audpp_cmd_cfg_routing_mode()\n"); + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_ROUTING_MODE; + cmd.object_number = audio->dec_id; + if (audio->pcm_feedback) + cmd.routing_mode = ROUTING_MODE_FTRT; + else + cmd.routing_mode = ROUTING_MODE_RT; + + audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static int audplay_dsp_send_data_avail(struct audio *audio, + unsigned idx, unsigned len) +{ + audplay_cmd_bitstream_data_avail cmd; + + cmd.cmd_id = AUDPLAY_CMD_BITSTREAM_DATA_AVAIL; + cmd.decoder_id = audio->dec_id; + cmd.buf_ptr = audio->out[idx].addr; + cmd.buf_size = len/2; + cmd.partition_number = 0; + return audplay_send_queue0(audio, &cmd, sizeof(cmd)); +} + +static void audplay_buffer_refresh(struct audio *audio) +{ + struct audplay_cmd_buffer_refresh refresh_cmd; + + refresh_cmd.cmd_id = AUDPLAY_CMD_BUFFER_REFRESH; + refresh_cmd.num_buffers = 1; + refresh_cmd.buf0_address = audio->in[audio->fill_next].addr; + refresh_cmd.buf0_length = audio->in[audio->fill_next].size - + (audio->in[audio->fill_next].size % 576); /* Mp3 frame size */ + refresh_cmd.buf_read_count = 0; + pr_info("audplay_buffer_fresh: buf0_addr=%x buf0_len=%d\n", + refresh_cmd.buf0_address, refresh_cmd.buf0_length); + (void)audplay_send_queue0(audio, &refresh_cmd, sizeof(refresh_cmd)); +} + +static void audplay_config_hostpcm(struct audio *audio) +{ + struct audplay_cmd_hpcm_buf_cfg cfg_cmd; + + pr_info("audplay_config_hostpcm()\n"); + cfg_cmd.cmd_id = AUDPLAY_CMD_HPCM_BUF_CFG; + cfg_cmd.max_buffers = 1; + cfg_cmd.byte_swap = 0; + cfg_cmd.hostpcm_config = (0x8000) | (0x4000); + cfg_cmd.feedback_frequency = 1; + cfg_cmd.partition_number = 0; + (void)audplay_send_queue0(audio, &cfg_cmd, sizeof(cfg_cmd)); + +} + +static void audplay_send_data(struct audio *audio, unsigned needed) +{ + struct buffer *frame; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + if (!audio->running) + goto done; + + if (audio->wflush) { + audio->out_needed = 1; + goto done; + } + + if (needed && !audio->wflush) { + /* We were called from the callback because the DSP + * requested more data. Note that the DSP does want + * more data, and if a buffer was in-flight, mark it + * as available (since the DSP must now be done with + * it). + */ + audio->out_needed = 1; + frame = audio->out + audio->out_tail; + if (frame->used == 0xffffffff) { + dprintk("frame %d free\n", audio->out_tail); + frame->used = 0; + audio->out_tail ^= 1; + wake_up(&audio->write_wait); + } + } + + if (audio->out_needed) { + /* If the DSP currently wants data and we have a + * buffer available, we will send it and reset + * the needed flag. We'll mark the buffer as in-flight + * so that it won't be recycled until the next buffer + * is requested + */ + + frame = audio->out + audio->out_tail; + if (frame->used) { + BUG_ON(frame->used == 0xffffffff); + dprintk("frame %d busy\n", audio->out_tail); + audplay_dsp_send_data_avail(audio, audio->out_tail, + frame->used); + frame->used = 0xffffffff; + audio->out_needed = 0; + } + } +done: + spin_unlock_irqrestore(&audio->dsp_lock, flags); +} + +/* ------------------- device --------------------- */ + +static void audio_flush(struct audio *audio) +{ + audio->out[0].used = 0; + audio->out[1].used = 0; + audio->out_head = 0; + audio->out_tail = 0; + audio->reserved = 0; + atomic_set(&audio->out_bytes, 0); +} + +static void audio_flush_pcm_buf(struct audio *audio) +{ + uint8_t index; + + for (index = 0; index < PCM_BUF_MAX_COUNT; index++) + audio->in[index].used = 0; + + audio->read_next = 0; + audio->fill_next = 0; +} + +static void audio_ioport_reset(struct audio *audio) +{ + /* Make sure read/write thread are free from + * sleep and knowing that system is not able + * to process io request at the moment + */ + wake_up(&audio->write_wait); + mutex_lock(&audio->write_lock); + audio_flush(audio); + mutex_unlock(&audio->write_lock); + wake_up(&audio->read_wait); + mutex_lock(&audio->read_lock); + audio_flush_pcm_buf(audio); + mutex_unlock(&audio->read_lock); +} + +static long audio_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc = 0; + + pr_info("audio_ioctl() cmd = %d\n", cmd); + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = audpp_avsync_byte_count(audio->dec_id); + stats.sample_count = audpp_avsync_sample_count(audio->dec_id); + if (copy_to_user((void *) arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + if (cmd == AUDIO_SET_VOLUME) { + unsigned long flags; + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->volume = arg; + if (audio->running) + audpp_set_volume_and_pan(audio->dec_id, arg, 0); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + return 0; + } + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audio_enable(audio); + break; + case AUDIO_STOP: + rc = audio_disable(audio); + audio->stopped = 1; + audio_ioport_reset(audio); + audio->stopped = 0; + break; + case AUDIO_FLUSH: + dprintk("%s: AUDIO_FLUSH\n", __func__); + audio->rflush = 1; + audio->wflush = 1; + audio_ioport_reset(audio); + audio->rflush = 0; + audio->wflush = 0; + + if (audio->buf_refresh) { + audio->buf_refresh = 0; + audplay_buffer_refresh(audio); + } + break; + + case AUDIO_SET_CONFIG: { + struct msm_audio_config config; + if (copy_from_user(&config, (void *) arg, sizeof(config))) { + rc = -EFAULT; + break; + } + if (config.channel_count == 1) { + config.channel_count = AUDPP_CMD_PCM_INTF_MONO_V; + } else if (config.channel_count == 2) { + config.channel_count = AUDPP_CMD_PCM_INTF_STEREO_V; + } else { + rc = -EINVAL; + break; + } + audio->out_sample_rate = config.sample_rate; + audio->out_channel_mode = config.channel_count; + rc = 0; + break; + } + case AUDIO_GET_CONFIG: { + struct msm_audio_config config; + config.buffer_size = (audio->out_dma_sz >> 1); + config.buffer_count = 2; + config.sample_rate = audio->out_sample_rate; + if (audio->out_channel_mode == AUDPP_CMD_PCM_INTF_MONO_V) { + config.channel_count = 1; + } else { + config.channel_count = 2; + } + config.unused[0] = 0; + config.unused[1] = 0; + config.unused[2] = 0; + config.unused[3] = 0; + if (copy_to_user((void *) arg, &config, sizeof(config))) { + rc = -EFAULT; + } else { + rc = 0; + } + break; + } + case AUDIO_GET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + config.pcm_feedback = 0; + config.buffer_count = PCM_BUF_MAX_COUNT; + config.buffer_size = PCM_BUFSZ_MIN; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_SET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + if (copy_from_user + (&config, (void *)arg, sizeof(config))) { + rc = -EFAULT; + break; + } + if ((config.buffer_count > PCM_BUF_MAX_COUNT) || + (config.buffer_count == 1)) + config.buffer_count = PCM_BUF_MAX_COUNT; + + if (config.buffer_size < PCM_BUFSZ_MIN) + config.buffer_size = PCM_BUFSZ_MIN; + + /* Check if pcm feedback is required */ + if ((config.pcm_feedback) && (!audio->read_data)) { + pr_info("ioctl: allocate PCM buffer %d\n", + config.buffer_count * + config.buffer_size); + audio->read_data = + dma_alloc_coherent(NULL, + config.buffer_size * + config.buffer_count, + &audio->read_phys, + GFP_KERNEL); + if (!audio->read_data) { + pr_err("audio_mp3: malloc pcm \ + buf failed\n"); + rc = -1; + } else { + uint8_t index; + uint32_t offset = 0; + audio->pcm_feedback = 1; + audio->buf_refresh = 0; + audio->pcm_buf_count = + config.buffer_count; + audio->read_next = 0; + audio->fill_next = 0; + + for (index = 0; + index < config.buffer_count; + index++) { + audio->in[index].data = + audio->read_data + offset; + audio->in[index].addr = + audio->read_phys + offset; + audio->in[index].size = + config.buffer_size; + audio->in[index].used = 0; + offset += config.buffer_size; + } + rc = 0; + } + } else { + rc = 0; + } + break; + } + case AUDIO_PAUSE: + dprintk("%s: AUDIO_PAUSE %ld\n", __func__, arg); + rc = audpp_pause(audio->dec_id, (int) arg); + break; + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audio_read(struct file *file, char __user *buf, size_t count, + loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + int rc = 0; + + if (!audio->pcm_feedback) + return 0; /* PCM feedback disabled. Nothing to read */ + + mutex_lock(&audio->read_lock); + pr_info("audio_read() %d \n", count); + while (count > 0) { + rc = wait_event_interruptible(audio->read_wait, + (audio->in[audio->read_next]. + used > 0) || (audio->stopped) + || (audio->rflush)); + + if (rc < 0) + break; + + if (audio->stopped || audio->rflush) { + rc = -EBUSY; + break; + } + + if (count < audio->in[audio->read_next].used) { + /* Read must happen in frame boundary. Since + * driver does not know frame size, read count + * must be greater or equal + * to size of PCM samples + */ + pr_info("audio_read: no partial frame done reading\n"); + break; + } else { + pr_info("audio_read: read from in[%d]\n", + audio->read_next); + if (copy_to_user + (buf, audio->in[audio->read_next].data, + audio->in[audio->read_next].used)) { + pr_err("audio_read: invalid addr %x \n", + (unsigned int)buf); + rc = -EFAULT; + break; + } + count -= audio->in[audio->read_next].used; + buf += audio->in[audio->read_next].used; + audio->in[audio->read_next].used = 0; + if ((++audio->read_next) == audio->pcm_buf_count) + audio->read_next = 0; + if (audio->in[audio->read_next].used == 0) + break; /* No data ready at this moment + * Exit while loop to prevent + * output thread sleep too long + */ + } + } + + /* don't feed output buffer to HW decoder during flushing + * buffer refresh command will be sent once flush completes + * send buf refresh command here can confuse HW decoder + */ + if (audio->buf_refresh && !audio->rflush) { + audio->buf_refresh = 0; + pr_info("audio_read: kick start pcm feedback again\n"); + audplay_buffer_refresh(audio); + } + + mutex_unlock(&audio->read_lock); + + if (buf > start) + rc = buf - start; + + pr_info("audio_read: read %d bytes\n", rc); + return rc; +} + +static ssize_t audio_write(struct file *file, const char __user *buf, + size_t count, loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + struct buffer *frame; + size_t xfer; + char *cpy_ptr; + int rc = 0; + unsigned dsize; + + mutex_lock(&audio->write_lock); + while (count > 0) { + frame = audio->out + audio->out_head; + cpy_ptr = frame->data; + dsize = 0; + rc = wait_event_interruptible(audio->write_wait, + (frame->used == 0) + || (audio->stopped) + || (audio->wflush)); + if (rc < 0) + break; + if (audio->stopped || audio->wflush) { + rc = -EBUSY; + break; + } + + if (audio->reserved) { + dprintk("%s: append reserved byte %x\n", + __func__, audio->rsv_byte); + *cpy_ptr = audio->rsv_byte; + xfer = (count > (frame->size - 1)) ? + frame->size - 1 : count; + cpy_ptr++; + dsize = 1; + audio->reserved = 0; + } else + xfer = (count > frame->size) ? frame->size : count; + + if (copy_from_user(cpy_ptr, buf, xfer)) { + rc = -EFAULT; + break; + } + + dsize += xfer; + if (dsize & 1) { + audio->rsv_byte = ((char *) frame->data)[dsize - 1]; + dprintk("%s: odd length buf reserve last byte %x\n", + __func__, audio->rsv_byte); + audio->reserved = 1; + dsize--; + } + count -= xfer; + buf += xfer; + + if (dsize > 0) { + audio->out_head ^= 1; + frame->used = dsize; + audplay_send_data(audio, 0); + } + } + mutex_unlock(&audio->write_lock); + if (buf > start) + return buf - start; + return rc; +} + +static int audio_release(struct inode *inode, struct file *file) +{ + struct audio *audio = file->private_data; + + dprintk("audio_release()\n"); + + mutex_lock(&audio->lock); + audio_disable(audio); + audio_flush(audio); + audio_flush_pcm_buf(audio); + msm_adsp_put(audio->audplay); + audio->audplay = NULL; + audio->opened = 0; + audio->reserved = 0; + dma_free_coherent(NULL, audio->out_dma_sz, audio->data, audio->phys); + audio->data = NULL; + if (audio->read_data != NULL) { + dma_free_coherent(NULL, + audio->in[0].size * audio->pcm_buf_count, + audio->read_data, audio->read_phys); + audio->read_data = NULL; + } + audio->pcm_feedback = 0; + mutex_unlock(&audio->lock); + return 0; +} + +struct audio the_mp3_audio; + +static int audio_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_mp3_audio; + int rc; + unsigned pmem_sz; + + mutex_lock(&audio->lock); + + if (audio->opened) { + pr_err("audio: busy\n"); + rc = -EBUSY; + goto done; + } + + pmem_sz = DMASZ_MAX; + + while (pmem_sz >= DMASZ_MIN) { + audio->data = dma_alloc_coherent(NULL, pmem_sz, + &audio->phys, GFP_KERNEL); + if (audio->data) + break; + else if (pmem_sz == DMASZ_MIN) { + pr_err("audio: could not allocate DMA buffers\n"); + rc = -ENOMEM; + goto done; + } else + pmem_sz >>= 1; + } + + dprintk("%s: allocated %d bytes DMA buffer\n", __func__, pmem_sz); + + rc = audmgr_open(&audio->audmgr); + if (rc) { + dma_free_coherent(NULL, pmem_sz, + audio->data, audio->phys); + goto done; + } + + rc = msm_adsp_get("AUDPLAY0TASK", &audio->audplay, &audplay_adsp_ops, + audio); + if (rc) { + pr_err("audio: failed to get audplay0 dsp module\n"); + dma_free_coherent(NULL, pmem_sz, + audio->data, audio->phys); + audmgr_close(&audio->audmgr); + goto done; + } + + audio->out_dma_sz = pmem_sz; + pmem_sz >>= 1; /* Shift by 1 to get size of ping pong buffer */ + + audio->out_sample_rate = 44100; + audio->out_channel_mode = AUDPP_CMD_PCM_INTF_STEREO_V; + audio->dec_id = 0; + + audio->out[0].data = audio->data + 0; + audio->out[0].addr = audio->phys + 0; + audio->out[0].size = pmem_sz; + + audio->out[1].data = audio->data + pmem_sz; + audio->out[1].addr = audio->phys + pmem_sz; + audio->out[1].size = pmem_sz; + + audio->volume = 0x2000; /* equal to Q13 number 1.0 Unit Gain */ + + audio_flush(audio); + + file->private_data = audio; + audio->opened = 1; + rc = 0; +done: + mutex_unlock(&audio->lock); + return rc; +} + +static struct file_operations audio_mp3_fops = { + .owner = THIS_MODULE, + .open = audio_open, + .release = audio_release, + .read = audio_read, + .write = audio_write, + .unlocked_ioctl = audio_ioctl, +}; + +struct miscdevice audio_mp3_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_mp3", + .fops = &audio_mp3_fops, +}; + +static int __init audio_init(void) +{ + mutex_init(&the_mp3_audio.lock); + mutex_init(&the_mp3_audio.write_lock); + mutex_init(&the_mp3_audio.read_lock); + spin_lock_init(&the_mp3_audio.dsp_lock); + init_waitqueue_head(&the_mp3_audio.write_wait); + init_waitqueue_head(&the_mp3_audio.read_wait); + the_mp3_audio.read_data = NULL; + return misc_register(&audio_mp3_misc); +} + +device_initcall(audio_init); diff --git a/drivers/staging/dream/qdsp5/audio_out.c b/drivers/staging/dream/qdsp5/audio_out.c new file mode 100644 index 00000000000..5a76ecca2fa --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_out.c @@ -0,0 +1,851 @@ +/* arch/arm/mach-msm/qdsp5/audio_out.c + * + * pcm audio output device + * + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> +#include <linux/debugfs.h> +#include <linux/delay.h> +#include <linux/wakelock.h> + +#include <linux/msm_audio.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> + +#include "audmgr.h" + +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> + +#include <mach/htc_pwrsink.h> + +#include "evlog.h" + +#define LOG_AUDIO_EVENTS 1 +#define LOG_AUDIO_FAULTS 0 + +enum { + EV_NULL, + EV_OPEN, + EV_WRITE, + EV_RETURN, + EV_IOCTL, + EV_WRITE_WAIT, + EV_WAIT_EVENT, + EV_FILL_BUFFER, + EV_SEND_BUFFER, + EV_DSP_EVENT, + EV_ENABLE, +}; + +#if (LOG_AUDIO_EVENTS != 1) +static inline void LOG(unsigned id, unsigned arg) {} +#else +static const char *pcm_log_strings[] = { + "NULL", + "OPEN", + "WRITE", + "RETURN", + "IOCTL", + "WRITE_WAIT", + "WAIT_EVENT", + "FILL_BUFFER", + "SEND_BUFFER", + "DSP_EVENT", + "ENABLE", +}; + +DECLARE_LOG(pcm_log, 64, pcm_log_strings); + +static int __init _pcm_log_init(void) +{ + return ev_log_init(&pcm_log); +} +module_init(_pcm_log_init); + +#define LOG(id,arg) ev_log_write(&pcm_log, id, arg) +#endif + + + + + +#define BUFSZ (960 * 5) +#define DMASZ (BUFSZ * 2) + +#define AUDPP_CMD_CFG_OBJ_UPDATE 0x8000 +#define AUDPP_CMD_EQ_FLAG_DIS 0x0000 +#define AUDPP_CMD_EQ_FLAG_ENA -1 +#define AUDPP_CMD_IIR_FLAG_DIS 0x0000 +#define AUDPP_CMD_IIR_FLAG_ENA -1 + +#define AUDPP_CMD_IIR_TUNING_FILTER 1 +#define AUDPP_CMD_EQUALIZER 2 +#define AUDPP_CMD_ADRC 3 + +#define ADRC_ENABLE 0x0001 +#define EQ_ENABLE 0x0002 +#define IIR_ENABLE 0x0004 + +struct adrc_filter { + uint16_t compression_th; + uint16_t compression_slope; + uint16_t rms_time; + uint16_t attack_const_lsw; + uint16_t attack_const_msw; + uint16_t release_const_lsw; + uint16_t release_const_msw; + uint16_t adrc_system_delay; +}; + +struct eqalizer { + uint16_t num_bands; + uint16_t eq_params[132]; +}; + +struct rx_iir_filter { + uint16_t num_bands; + uint16_t iir_params[48]; +}; + +typedef struct { + audpp_cmd_cfg_object_params_common common; + uint16_t eq_flag; + uint16_t num_bands; + uint16_t eq_params[132]; +} audpp_cmd_cfg_object_params_eq; + +typedef struct { + audpp_cmd_cfg_object_params_common common; + uint16_t active_flag; + uint16_t num_bands; + uint16_t iir_params[48]; +} audpp_cmd_cfg_object_params_rx_iir; + +struct buffer { + void *data; + unsigned size; + unsigned used; + unsigned addr; +}; + +struct audio { + struct buffer out[2]; + + spinlock_t dsp_lock; + + uint8_t out_head; + uint8_t out_tail; + uint8_t out_needed; /* number of buffers the dsp is waiting for */ + + atomic_t out_bytes; + + struct mutex lock; + struct mutex write_lock; + wait_queue_head_t wait; + + /* configuration to use on next enable */ + uint32_t out_sample_rate; + uint32_t out_channel_mode; + uint32_t out_weight; + uint32_t out_buffer_size; + + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + int opened; + int enabled; + int running; + int stopped; /* set when stopped, cleared on flush */ + unsigned volume; + + struct wake_lock wakelock; + struct wake_lock idlelock; + + int adrc_enable; + struct adrc_filter adrc; + + int eq_enable; + struct eqalizer eq; + + int rx_iir_enable; + struct rx_iir_filter iir; +}; + +static void audio_prevent_sleep(struct audio *audio) +{ + printk(KERN_INFO "++++++++++++++++++++++++++++++\n"); + wake_lock(&audio->wakelock); + wake_lock(&audio->idlelock); +} + +static void audio_allow_sleep(struct audio *audio) +{ + wake_unlock(&audio->wakelock); + wake_unlock(&audio->idlelock); + printk(KERN_INFO "------------------------------\n"); +} + +static int audio_dsp_out_enable(struct audio *audio, int yes); +static int audio_dsp_send_buffer(struct audio *audio, unsigned id, unsigned len); +static int audio_dsp_set_adrc(struct audio *audio); +static int audio_dsp_set_eq(struct audio *audio); +static int audio_dsp_set_rx_iir(struct audio *audio); + +static void audio_dsp_event(void *private, unsigned id, uint16_t *msg); + +/* must be called with audio->lock held */ +static int audio_enable(struct audio *audio) +{ + struct audmgr_config cfg; + int rc; + + pr_info("audio_enable()\n"); + + if (audio->enabled) + return 0; + + /* refuse to start if we're not ready */ + if (!audio->out[0].used || !audio->out[1].used) + return -EIO; + + /* we start buffers 0 and 1, so buffer 0 will be the + * next one the dsp will want + */ + audio->out_tail = 0; + audio->out_needed = 0; + + cfg.tx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_48000; + cfg.def_method = RPC_AUD_DEF_METHOD_HOST_PCM; + cfg.codec = RPC_AUD_DEF_CODEC_PCM; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + audio_prevent_sleep(audio); + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) { + audio_allow_sleep(audio); + return rc; + } + + if (audpp_enable(-1, audio_dsp_event, audio)) { + pr_err("audio: audpp_enable() failed\n"); + audmgr_disable(&audio->audmgr); + audio_allow_sleep(audio); + return -ENODEV; + } + + audio->enabled = 1; + htc_pwrsink_set(PWRSINK_AUDIO, 100); + return 0; +} + +/* must be called with audio->lock held */ +static int audio_disable(struct audio *audio) +{ + pr_info("audio_disable()\n"); + if (audio->enabled) { + audio->enabled = 0; + audio_dsp_out_enable(audio, 0); + + audpp_disable(-1, audio); + + wake_up(&audio->wait); + audmgr_disable(&audio->audmgr); + audio->out_needed = 0; + audio_allow_sleep(audio); + } + return 0; +} + +/* ------------------- dsp --------------------- */ +static void audio_dsp_event(void *private, unsigned id, uint16_t *msg) +{ + struct audio *audio = private; + struct buffer *frame; + unsigned long flags; + + LOG(EV_DSP_EVENT, id); + switch (id) { + case AUDPP_MSG_HOST_PCM_INTF_MSG: { + unsigned id = msg[2]; + unsigned idx = msg[3] - 1; + + /* pr_info("audio_dsp_event: HOST_PCM id %d idx %d\n", id, idx); */ + if (id != AUDPP_MSG_HOSTPCM_ID_ARM_RX) { + pr_err("bogus id\n"); + break; + } + if (idx > 1) { + pr_err("bogus buffer idx\n"); + break; + } + + spin_lock_irqsave(&audio->dsp_lock, flags); + if (audio->running) { + atomic_add(audio->out[idx].used, &audio->out_bytes); + audio->out[idx].used = 0; + + frame = audio->out + audio->out_tail; + if (frame->used) { + audio_dsp_send_buffer( + audio, audio->out_tail, frame->used); + audio->out_tail ^= 1; + } else { + audio->out_needed++; + } + wake_up(&audio->wait); + } + spin_unlock_irqrestore(&audio->dsp_lock, flags); + break; + } + case AUDPP_MSG_PCMDMAMISSED: + pr_info("audio_dsp_event: PCMDMAMISSED %d\n", msg[0]); + break; + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + LOG(EV_ENABLE, 1); + pr_info("audio_dsp_event: CFG_MSG ENABLE\n"); + audio->out_needed = 0; + audio->running = 1; + audpp_set_volume_and_pan(5, audio->volume, 0); + audio_dsp_set_adrc(audio); + audio_dsp_set_eq(audio); + audio_dsp_set_rx_iir(audio); + audio_dsp_out_enable(audio, 1); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + LOG(EV_ENABLE, 0); + pr_info("audio_dsp_event: CFG_MSG DISABLE\n"); + audio->running = 0; + } else { + pr_err("audio_dsp_event: CFG_MSG %d?\n", msg[0]); + } + break; + default: + pr_err("audio_dsp_event: UNKNOWN (%d)\n", id); + } +} + +static int audio_dsp_out_enable(struct audio *audio, int yes) +{ + audpp_cmd_pcm_intf cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_PCM_INTF_2; + cmd.object_num = AUDPP_CMD_PCM_INTF_OBJECT_NUM; + cmd.config = AUDPP_CMD_PCM_INTF_CONFIG_CMD_V; + cmd.intf_type = AUDPP_CMD_PCM_INTF_RX_ENA_ARMTODSP_V; + + if (yes) { + cmd.write_buf1LSW = audio->out[0].addr; + cmd.write_buf1MSW = audio->out[0].addr >> 16; + cmd.write_buf1_len = audio->out[0].size; + cmd.write_buf2LSW = audio->out[1].addr; + cmd.write_buf2MSW = audio->out[1].addr >> 16; + cmd.write_buf2_len = audio->out[1].size; + cmd.arm_to_rx_flag = AUDPP_CMD_PCM_INTF_ENA_V; + cmd.weight_decoder_to_rx = audio->out_weight; + cmd.weight_arm_to_rx = 1; + cmd.partition_number_arm_to_dsp = 0; + cmd.sample_rate = audio->out_sample_rate; + cmd.channel_mode = audio->out_channel_mode; + } + + return audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static int audio_dsp_send_buffer(struct audio *audio, unsigned idx, unsigned len) +{ + audpp_cmd_pcm_intf_send_buffer cmd; + + cmd.cmd_id = AUDPP_CMD_PCM_INTF_2; + cmd.host_pcm_object = AUDPP_CMD_PCM_INTF_OBJECT_NUM; + cmd.config = AUDPP_CMD_PCM_INTF_BUFFER_CMD_V; + cmd.intf_type = AUDPP_CMD_PCM_INTF_RX_ENA_ARMTODSP_V; + cmd.dsp_to_arm_buf_id = 0; + cmd.arm_to_dsp_buf_id = idx + 1; + cmd.arm_to_dsp_buf_len = len; + + LOG(EV_SEND_BUFFER, idx); + return audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static int audio_dsp_set_adrc(struct audio *audio) +{ + audpp_cmd_cfg_object_params_adrc cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.comman_cfg = AUDPP_CMD_CFG_OBJ_UPDATE; + cmd.common.command_type = AUDPP_CMD_ADRC; + + if (audio->adrc_enable) { + cmd.adrc_flag = AUDPP_CMD_ADRC_FLAG_ENA; + cmd.compression_th = audio->adrc.compression_th; + cmd.compression_slope = audio->adrc.compression_slope; + cmd.rms_time = audio->adrc.rms_time; + cmd.attack_const_lsw = audio->adrc.attack_const_lsw; + cmd.attack_const_msw = audio->adrc.attack_const_msw; + cmd.release_const_lsw = audio->adrc.release_const_lsw; + cmd.release_const_msw = audio->adrc.release_const_msw; + cmd.adrc_system_delay = audio->adrc.adrc_system_delay; + } else { + cmd.adrc_flag = AUDPP_CMD_ADRC_FLAG_DIS; + } + return audpp_send_queue3(&cmd, sizeof(cmd)); +} + +static int audio_dsp_set_eq(struct audio *audio) +{ + audpp_cmd_cfg_object_params_eq cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.comman_cfg = AUDPP_CMD_CFG_OBJ_UPDATE; + cmd.common.command_type = AUDPP_CMD_EQUALIZER; + + if (audio->eq_enable) { + cmd.eq_flag = AUDPP_CMD_EQ_FLAG_ENA; + cmd.num_bands = audio->eq.num_bands; + memcpy(&cmd.eq_params, audio->eq.eq_params, + sizeof(audio->eq.eq_params)); + } else { + cmd.eq_flag = AUDPP_CMD_EQ_FLAG_DIS; + } + return audpp_send_queue3(&cmd, sizeof(cmd)); +} + +static int audio_dsp_set_rx_iir(struct audio *audio) +{ + audpp_cmd_cfg_object_params_rx_iir cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.comman_cfg = AUDPP_CMD_CFG_OBJ_UPDATE; + cmd.common.command_type = AUDPP_CMD_IIR_TUNING_FILTER; + + if (audio->rx_iir_enable) { + cmd.active_flag = AUDPP_CMD_IIR_FLAG_ENA; + cmd.num_bands = audio->iir.num_bands; + memcpy(&cmd.iir_params, audio->iir.iir_params, + sizeof(audio->iir.iir_params)); + } else { + cmd.active_flag = AUDPP_CMD_IIR_FLAG_DIS; + } + + return audpp_send_queue3(&cmd, sizeof(cmd)); +} + +/* ------------------- device --------------------- */ + +static int audio_enable_adrc(struct audio *audio, int enable) +{ + if (audio->adrc_enable != enable) { + audio->adrc_enable = enable; + if (audio->running) + audio_dsp_set_adrc(audio); + } + return 0; +} + +static int audio_enable_eq(struct audio *audio, int enable) +{ + if (audio->eq_enable != enable) { + audio->eq_enable = enable; + if (audio->running) + audio_dsp_set_eq(audio); + } + return 0; +} + +static int audio_enable_rx_iir(struct audio *audio, int enable) +{ + if (audio->rx_iir_enable != enable) { + audio->rx_iir_enable = enable; + if (audio->running) + audio_dsp_set_rx_iir(audio); + } + return 0; +} + +static void audio_flush(struct audio *audio) +{ + audio->out[0].used = 0; + audio->out[1].used = 0; + audio->out_head = 0; + audio->out_tail = 0; + audio->stopped = 0; +} + +static long audio_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc; + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = atomic_read(&audio->out_bytes); + if (copy_to_user((void*) arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + if (cmd == AUDIO_SET_VOLUME) { + unsigned long flags; + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->volume = arg; + if (audio->running) + audpp_set_volume_and_pan(6, arg, 0); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + } + + LOG(EV_IOCTL, cmd); + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audio_enable(audio); + break; + case AUDIO_STOP: + rc = audio_disable(audio); + audio->stopped = 1; + break; + case AUDIO_FLUSH: + if (audio->stopped) { + /* Make sure we're stopped and we wake any threads + * that might be blocked holding the write_lock. + * While audio->stopped write threads will always + * exit immediately. + */ + wake_up(&audio->wait); + mutex_lock(&audio->write_lock); + audio_flush(audio); + mutex_unlock(&audio->write_lock); + } + case AUDIO_SET_CONFIG: { + struct msm_audio_config config; + if (copy_from_user(&config, (void*) arg, sizeof(config))) { + rc = -EFAULT; + break; + } + if (config.channel_count == 1) { + config.channel_count = AUDPP_CMD_PCM_INTF_MONO_V; + } else if (config.channel_count == 2) { + config.channel_count= AUDPP_CMD_PCM_INTF_STEREO_V; + } else { + rc = -EINVAL; + break; + } + audio->out_sample_rate = config.sample_rate; + audio->out_channel_mode = config.channel_count; + rc = 0; + break; + } + case AUDIO_GET_CONFIG: { + struct msm_audio_config config; + config.buffer_size = BUFSZ; + config.buffer_count = 2; + config.sample_rate = audio->out_sample_rate; + if (audio->out_channel_mode == AUDPP_CMD_PCM_INTF_MONO_V) { + config.channel_count = 1; + } else { + config.channel_count = 2; + } + config.unused[0] = 0; + config.unused[1] = 0; + config.unused[2] = 0; + config.unused[3] = 0; + if (copy_to_user((void*) arg, &config, sizeof(config))) { + rc = -EFAULT; + } else { + rc = 0; + } + break; + } + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audio_read(struct file *file, char __user *buf, size_t count, loff_t *pos) +{ + return -EINVAL; +} + +static inline int rt_policy(int policy) +{ + if (unlikely(policy == SCHED_FIFO) || unlikely(policy == SCHED_RR)) + return 1; + return 0; +} + +static inline int task_has_rt_policy(struct task_struct *p) +{ + return rt_policy(p->policy); +} + +static ssize_t audio_write(struct file *file, const char __user *buf, + size_t count, loff_t *pos) +{ + struct sched_param s = { .sched_priority = 1 }; + struct audio *audio = file->private_data; + unsigned long flags; + const char __user *start = buf; + struct buffer *frame; + size_t xfer; + int old_prio = current->rt_priority; + int old_policy = current->policy; + int cap_nice = cap_raised(current_cap(), CAP_SYS_NICE); + int rc = 0; + + LOG(EV_WRITE, count | (audio->running << 28) | (audio->stopped << 24)); + + /* just for this write, set us real-time */ + if (!task_has_rt_policy(current)) { + struct cred *new = prepare_creds(); + cap_raise(new->cap_effective, CAP_SYS_NICE); + commit_creds(new); + sched_setscheduler(current, SCHED_RR, &s); + } + + mutex_lock(&audio->write_lock); + while (count > 0) { + frame = audio->out + audio->out_head; + + LOG(EV_WAIT_EVENT, 0); + rc = wait_event_interruptible(audio->wait, + (frame->used == 0) || (audio->stopped)); + LOG(EV_WAIT_EVENT, 1); + + if (rc < 0) + break; + if (audio->stopped) { + rc = -EBUSY; + break; + } + xfer = count > frame->size ? frame->size : count; + if (copy_from_user(frame->data, buf, xfer)) { + rc = -EFAULT; + break; + } + frame->used = xfer; + audio->out_head ^= 1; + count -= xfer; + buf += xfer; + + spin_lock_irqsave(&audio->dsp_lock, flags); + LOG(EV_FILL_BUFFER, audio->out_head ^ 1); + frame = audio->out + audio->out_tail; + if (frame->used && audio->out_needed) { + audio_dsp_send_buffer(audio, audio->out_tail, frame->used); + audio->out_tail ^= 1; + audio->out_needed--; + } + spin_unlock_irqrestore(&audio->dsp_lock, flags); + } + + mutex_unlock(&audio->write_lock); + + /* restore scheduling policy and priority */ + if (!rt_policy(old_policy)) { + struct sched_param v = { .sched_priority = old_prio }; + sched_setscheduler(current, old_policy, &v); + if (likely(!cap_nice)) { + struct cred *new = prepare_creds(); + cap_lower(new->cap_effective, CAP_SYS_NICE); + commit_creds(new); + sched_setscheduler(current, SCHED_RR, &s); + } + } + + LOG(EV_RETURN,(buf > start) ? (buf - start) : rc); + if (buf > start) + return buf - start; + return rc; +} + +static int audio_release(struct inode *inode, struct file *file) +{ + struct audio *audio = file->private_data; + + LOG(EV_OPEN, 0); + mutex_lock(&audio->lock); + audio_disable(audio); + audio_flush(audio); + audio->opened = 0; + mutex_unlock(&audio->lock); + htc_pwrsink_set(PWRSINK_AUDIO, 0); + return 0; +} + +struct audio the_audio; + +static int audio_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_audio; + int rc; + + mutex_lock(&audio->lock); + + if (audio->opened) { + pr_err("audio: busy\n"); + rc = -EBUSY; + goto done; + } + + if (!audio->data) { + audio->data = dma_alloc_coherent(NULL, DMASZ, + &audio->phys, GFP_KERNEL); + if (!audio->data) { + pr_err("audio: could not allocate DMA buffers\n"); + rc = -ENOMEM; + goto done; + } + } + + rc = audmgr_open(&audio->audmgr); + if (rc) + goto done; + + audio->out_buffer_size = BUFSZ; + audio->out_sample_rate = 44100; + audio->out_channel_mode = AUDPP_CMD_PCM_INTF_STEREO_V; + audio->out_weight = 100; + + audio->out[0].data = audio->data + 0; + audio->out[0].addr = audio->phys + 0; + audio->out[0].size = BUFSZ; + + audio->out[1].data = audio->data + BUFSZ; + audio->out[1].addr = audio->phys + BUFSZ; + audio->out[1].size = BUFSZ; + + audio->volume = 0x2000; + + audio_flush(audio); + + file->private_data = audio; + audio->opened = 1; + rc = 0; + LOG(EV_OPEN, 1); +done: + mutex_unlock(&audio->lock); + return rc; +} + +static long audpp_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc = 0, enable; + uint16_t enable_mask; + + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_ENABLE_AUDPP: + if (copy_from_user(&enable_mask, (void *) arg, sizeof(enable_mask))) + goto out_fault; + + enable = (enable_mask & ADRC_ENABLE)? 1 : 0; + audio_enable_adrc(audio, enable); + enable = (enable_mask & EQ_ENABLE)? 1 : 0; + audio_enable_eq(audio, enable); + enable = (enable_mask & IIR_ENABLE)? 1 : 0; + audio_enable_rx_iir(audio, enable); + break; + + case AUDIO_SET_ADRC: + if (copy_from_user(&audio->adrc, (void*) arg, sizeof(audio->adrc))) + goto out_fault; + break; + + case AUDIO_SET_EQ: + if (copy_from_user(&audio->eq, (void*) arg, sizeof(audio->eq))) + goto out_fault; + break; + + case AUDIO_SET_RX_IIR: + if (copy_from_user(&audio->iir, (void*) arg, sizeof(audio->iir))) + goto out_fault; + break; + + default: + rc = -EINVAL; + } + + goto out; + + out_fault: + rc = -EFAULT; + out: + mutex_unlock(&audio->lock); + return rc; +} + +static int audpp_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_audio; + + file->private_data = audio; + return 0; +} + +static struct file_operations audio_fops = { + .owner = THIS_MODULE, + .open = audio_open, + .release = audio_release, + .read = audio_read, + .write = audio_write, + .unlocked_ioctl = audio_ioctl, +}; + +static struct file_operations audpp_fops = { + .owner = THIS_MODULE, + .open = audpp_open, + .unlocked_ioctl = audpp_ioctl, +}; + +struct miscdevice audio_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_pcm_out", + .fops = &audio_fops, +}; + +struct miscdevice audpp_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_pcm_ctl", + .fops = &audpp_fops, +}; + +static int __init audio_init(void) +{ + mutex_init(&the_audio.lock); + mutex_init(&the_audio.write_lock); + spin_lock_init(&the_audio.dsp_lock); + init_waitqueue_head(&the_audio.wait); + wake_lock_init(&the_audio.wakelock, WAKE_LOCK_SUSPEND, "audio_pcm"); + wake_lock_init(&the_audio.idlelock, WAKE_LOCK_IDLE, "audio_pcm_idle"); + return (misc_register(&audio_misc) || misc_register(&audpp_misc)); +} + +device_initcall(audio_init); diff --git a/drivers/staging/dream/qdsp5/audio_qcelp.c b/drivers/staging/dream/qdsp5/audio_qcelp.c new file mode 100644 index 00000000000..f0f50e36805 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audio_qcelp.c @@ -0,0 +1,856 @@ +/* arch/arm/mach-msm/qdsp5/audio_qcelp.c + * + * qcelp 13k audio decoder device + * + * Copyright (c) 2008 QUALCOMM USA, INC. + * + * This code is based in part on audio_mp3.c, which is + * Copyright (C) 2008 Google, Inc. + * Copyright (C) 2008 HTC Corporation + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * See the GNU General Public License for more details. + * You should have received a copy of the GNU General Public License + * along with this program; if not, you can find it at http://www.fsf.org. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/sched.h> +#include <linux/wait.h> +#include <linux/dma-mapping.h> + +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> +#include <linux/msm_audio.h> +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> +#include <mach/qdsp5/qdsp5audplaycmdi.h> +#include <mach/qdsp5/qdsp5audplaymsg.h> + +#include "audmgr.h" +/* for queue ids - should be relative to module number*/ +#include "adsp.h" + +#ifdef DEBUG +#define dprintk(format, arg...) \ +printk(KERN_DEBUG format, ## arg) +#else +#define dprintk(format, arg...) do {} while (0) +#endif + +#define BUFSZ 1080 /* QCELP 13K Hold 600ms packet data = 36 * 30 */ +#define BUF_COUNT 2 +#define DMASZ (BUFSZ * BUF_COUNT) + +#define PCM_BUFSZ_MIN 1600 /* 100ms worth of data */ +#define PCM_BUF_MAX_COUNT 5 + +#define AUDDEC_DEC_QCELP 9 + +#define ROUTING_MODE_FTRT 1 +#define ROUTING_MODE_RT 2 +/* Decoder status received from AUDPPTASK */ +#define AUDPP_DEC_STATUS_SLEEP 0 +#define AUDPP_DEC_STATUS_INIT 1 +#define AUDPP_DEC_STATUS_CFG 2 +#define AUDPP_DEC_STATUS_PLAY 3 + +struct buffer { + void *data; + unsigned size; + unsigned used; /* Input usage actual DSP produced PCM size */ + unsigned addr; +}; + +struct audio { + struct buffer out[BUF_COUNT]; + + spinlock_t dsp_lock; + + uint8_t out_head; + uint8_t out_tail; + uint8_t out_needed; /* number of buffers the dsp is waiting for */ + + struct mutex lock; + struct mutex write_lock; + wait_queue_head_t write_wait; + + /* Host PCM section - START */ + struct buffer in[PCM_BUF_MAX_COUNT]; + struct mutex read_lock; + wait_queue_head_t read_wait; /* Wait queue for read */ + char *read_data; /* pointer to reader buffer */ + dma_addr_t read_phys; /* physical address of reader buffer */ + uint8_t read_next; /* index to input buffers to be read next */ + uint8_t fill_next; /* index to buffer that DSP should be filling */ + uint8_t pcm_buf_count; /* number of pcm buffer allocated */ + /* Host PCM section - END */ + + struct msm_adsp_module *audplay; + + struct audmgr audmgr; + + /* data allocated for various buffers */ + char *data; + dma_addr_t phys; + + uint8_t opened:1; + uint8_t enabled:1; + uint8_t running:1; + uint8_t stopped:1; /* set when stopped, cleared on flush */ + uint8_t pcm_feedback:1; /* set when non-tunnel mode */ + uint8_t buf_refresh:1; + + unsigned volume; + + uint16_t dec_id; +}; + +static struct audio the_qcelp_audio; + +static int auddec_dsp_config(struct audio *audio, int enable); +static void audpp_cmd_cfg_adec_params(struct audio *audio); +static void audpp_cmd_cfg_routing_mode(struct audio *audio); +static void audqcelp_send_data(struct audio *audio, unsigned needed); +static void audqcelp_config_hostpcm(struct audio *audio); +static void audqcelp_buffer_refresh(struct audio *audio); +static void audqcelp_dsp_event(void *private, unsigned id, uint16_t *msg); + +/* must be called with audio->lock held */ +static int audqcelp_enable(struct audio *audio) +{ + struct audmgr_config cfg; + int rc; + + dprintk("audqcelp_enable()\n"); + + if (audio->enabled) + return 0; + + audio->out_tail = 0; + audio->out_needed = 0; + + cfg.tx_rate = RPC_AUD_DEF_SAMPLE_RATE_NONE; + cfg.rx_rate = RPC_AUD_DEF_SAMPLE_RATE_48000; + cfg.def_method = RPC_AUD_DEF_METHOD_PLAYBACK; + cfg.codec = RPC_AUD_DEF_CODEC_13K; + cfg.snd_method = RPC_SND_METHOD_MIDI; + + rc = audmgr_enable(&audio->audmgr, &cfg); + if (rc < 0) + return rc; + + if (msm_adsp_enable(audio->audplay)) { + pr_err("audio: msm_adsp_enable(audplay) failed\n"); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + + if (audpp_enable(audio->dec_id, audqcelp_dsp_event, audio)) { + pr_err("audio: audpp_enable() failed\n"); + msm_adsp_disable(audio->audplay); + audmgr_disable(&audio->audmgr); + return -ENODEV; + } + audio->enabled = 1; + return 0; +} + +/* must be called with audio->lock held */ +static int audqcelp_disable(struct audio *audio) +{ + dprintk("audqcelp_disable()\n"); + if (audio->enabled) { + audio->enabled = 0; + auddec_dsp_config(audio, 0); + wake_up(&audio->write_wait); + wake_up(&audio->read_wait); + msm_adsp_disable(audio->audplay); + audpp_disable(audio->dec_id, audio); + audmgr_disable(&audio->audmgr); + audio->out_needed = 0; + } + return 0; +} + +/* ------------------- dsp --------------------- */ +static void audqcelp_update_pcm_buf_entry(struct audio *audio, + uint32_t *payload) +{ + uint8_t index; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + for (index = 0; index < payload[1]; index++) { + if (audio->in[audio->fill_next].addr == + payload[2 + index * 2]) { + dprintk("audqcelp_update_pcm_buf_entry: in[%d] ready\n", + audio->fill_next); + audio->in[audio->fill_next].used = + payload[3 + index * 2]; + if ((++audio->fill_next) == audio->pcm_buf_count) + audio->fill_next = 0; + } else { + pr_err( + "audqcelp_update_pcm_buf_entry: expected=%x ret=%x\n", + audio->in[audio->fill_next].addr, + payload[1 + index * 2]); + break; + } + } + if (audio->in[audio->fill_next].used == 0) { + audqcelp_buffer_refresh(audio); + } else { + dprintk("audqcelp_update_pcm_buf_entry: read cannot keep up\n"); + audio->buf_refresh = 1; + } + + spin_unlock_irqrestore(&audio->dsp_lock, flags); + wake_up(&audio->read_wait); +} + +static void audplay_dsp_event(void *data, unsigned id, size_t len, + void (*getevent) (void *ptr, size_t len)) +{ + struct audio *audio = data; + uint32_t msg[28]; + getevent(msg, sizeof(msg)); + + dprintk("audplay_dsp_event: msg_id=%x\n", id); + + switch (id) { + case AUDPLAY_MSG_DEC_NEEDS_DATA: + audqcelp_send_data(audio, 1); + break; + + case AUDPLAY_MSG_BUFFER_UPDATE: + audqcelp_update_pcm_buf_entry(audio, msg); + break; + + default: + pr_err("unexpected message from decoder \n"); + } +} + +static void audqcelp_dsp_event(void *private, unsigned id, uint16_t *msg) +{ + struct audio *audio = private; + + switch (id) { + case AUDPP_MSG_STATUS_MSG:{ + unsigned status = msg[1]; + + switch (status) { + case AUDPP_DEC_STATUS_SLEEP: + dprintk("decoder status: sleep \n"); + break; + + case AUDPP_DEC_STATUS_INIT: + dprintk("decoder status: init \n"); + audpp_cmd_cfg_routing_mode(audio); + break; + + case AUDPP_DEC_STATUS_CFG: + dprintk("decoder status: cfg \n"); + break; + case AUDPP_DEC_STATUS_PLAY: + dprintk("decoder status: play \n"); + if (audio->pcm_feedback) { + audqcelp_config_hostpcm(audio); + audqcelp_buffer_refresh(audio); + } + break; + default: + pr_err("unknown decoder status \n"); + } + break; + } + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + dprintk("audqcelp_dsp_event: CFG_MSG ENABLE\n"); + auddec_dsp_config(audio, 1); + audio->out_needed = 0; + audio->running = 1; + audpp_set_volume_and_pan(audio->dec_id, audio->volume, + 0); + audpp_avsync(audio->dec_id, 22050); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + dprintk("audqcelp_dsp_event: CFG_MSG DISABLE\n"); + audpp_avsync(audio->dec_id, 0); + audio->running = 0; + } else { + pr_err("audqcelp_dsp_event: CFG_MSG %d?\n", msg[0]); + } + break; + case AUDPP_MSG_ROUTING_ACK: + dprintk("audqcelp_dsp_event: ROUTING_ACK mode=%d\n", msg[1]); + audpp_cmd_cfg_adec_params(audio); + break; + default: + pr_err("audqcelp_dsp_event: UNKNOWN (%d)\n", id); + } + +} + +struct msm_adsp_ops audplay_adsp_ops_qcelp = { + .event = audplay_dsp_event, +}; + +#define audplay_send_queue0(audio, cmd, len) \ + msm_adsp_write(audio->audplay, QDSP_uPAudPlay0BitStreamCtrlQueue, \ + cmd, len) + +static int auddec_dsp_config(struct audio *audio, int enable) +{ + audpp_cmd_cfg_dec_type cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_CFG_DEC_TYPE; + if (enable) + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | + AUDPP_CMD_ENA_DEC_V | AUDDEC_DEC_QCELP; + else + cmd.dec0_cfg = AUDPP_CMD_UPDATDE_CFG_DEC | AUDPP_CMD_DIS_DEC_V; + + return audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_adec_params(struct audio *audio) +{ + struct audpp_cmd_cfg_adec_params_v13k cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.common.cmd_id = AUDPP_CMD_CFG_ADEC_PARAMS; + cmd.common.length = AUDPP_CMD_CFG_ADEC_PARAMS_V13K_LEN; + cmd.common.dec_id = audio->dec_id; + cmd.common.input_sampling_frequency = 8000; + cmd.stereo_cfg = AUDPP_CMD_PCM_INTF_MONO_V; + + audpp_send_queue2(&cmd, sizeof(cmd)); +} + +static void audpp_cmd_cfg_routing_mode(struct audio *audio) +{ + struct audpp_cmd_routing_mode cmd; + dprintk("audpp_cmd_cfg_routing_mode()\n"); + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd_id = AUDPP_CMD_ROUTING_MODE; + cmd.object_number = audio->dec_id; + if (audio->pcm_feedback) + cmd.routing_mode = ROUTING_MODE_FTRT; + else + cmd.routing_mode = ROUTING_MODE_RT; + audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static int audplay_dsp_send_data_avail(struct audio *audio, + unsigned idx, unsigned len) +{ + audplay_cmd_bitstream_data_avail cmd; + + cmd.cmd_id = AUDPLAY_CMD_BITSTREAM_DATA_AVAIL; + cmd.decoder_id = audio->dec_id; + cmd.buf_ptr = audio->out[idx].addr; + cmd.buf_size = len / 2; + cmd.partition_number = 0; + return audplay_send_queue0(audio, &cmd, sizeof(cmd)); +} + +static void audqcelp_buffer_refresh(struct audio *audio) +{ + struct audplay_cmd_buffer_refresh refresh_cmd; + + refresh_cmd.cmd_id = AUDPLAY_CMD_BUFFER_REFRESH; + refresh_cmd.num_buffers = 1; + refresh_cmd.buf0_address = audio->in[audio->fill_next].addr; + refresh_cmd.buf0_length = audio->in[audio->fill_next].size; + refresh_cmd.buf_read_count = 0; + dprintk("audplay_buffer_fresh: buf0_addr=%x buf0_len=%d\n", + refresh_cmd.buf0_address, refresh_cmd.buf0_length); + + (void)audplay_send_queue0(audio, &refresh_cmd, sizeof(refresh_cmd)); +} + +static void audqcelp_config_hostpcm(struct audio *audio) +{ + struct audplay_cmd_hpcm_buf_cfg cfg_cmd; + + dprintk("audqcelp_config_hostpcm()\n"); + cfg_cmd.cmd_id = AUDPLAY_CMD_HPCM_BUF_CFG; + cfg_cmd.max_buffers = audio->pcm_buf_count; + cfg_cmd.byte_swap = 0; + cfg_cmd.hostpcm_config = (0x8000) | (0x4000); + cfg_cmd.feedback_frequency = 1; + cfg_cmd.partition_number = 0; + + (void)audplay_send_queue0(audio, &cfg_cmd, sizeof(cfg_cmd)); +} + +static void audqcelp_send_data(struct audio *audio, unsigned needed) +{ + struct buffer *frame; + unsigned long flags; + + spin_lock_irqsave(&audio->dsp_lock, flags); + if (!audio->running) + goto done; + + if (needed) { + /* We were called from the callback because the DSP + * requested more data. Note that the DSP does want + * more data, and if a buffer was in-flight, mark it + * as available (since the DSP must now be done with + * it). + */ + audio->out_needed = 1; + frame = audio->out + audio->out_tail; + if (frame->used == 0xffffffff) { + dprintk("frame %d free\n", audio->out_tail); + frame->used = 0; + audio->out_tail ^= 1; + wake_up(&audio->write_wait); + } + } + + if (audio->out_needed) { + /* If the DSP currently wants data and we have a + * buffer available, we will send it and reset + * the needed flag. We'll mark the buffer as in-flight + * so that it won't be recycled until the next buffer + * is requested + */ + + frame = audio->out + audio->out_tail; + if (frame->used) { + BUG_ON(frame->used == 0xffffffff); + dprintk("frame %d busy\n", audio->out_tail); + audplay_dsp_send_data_avail(audio, audio->out_tail, + frame->used); + frame->used = 0xffffffff; + audio->out_needed = 0; + } + } + done: + spin_unlock_irqrestore(&audio->dsp_lock, flags); +} + +/* ------------------- device --------------------- */ + +static void audqcelp_flush(struct audio *audio) +{ + audio->out[0].used = 0; + audio->out[1].used = 0; + audio->out_head = 0; + audio->out_tail = 0; + audio->stopped = 0; +} + +static void audqcelp_flush_pcm_buf(struct audio *audio) +{ + uint8_t index; + + for (index = 0; index < PCM_BUF_MAX_COUNT; index++) + audio->in[index].used = 0; + + audio->read_next = 0; + audio->fill_next = 0; +} + +static long audqcelp_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct audio *audio = file->private_data; + int rc = 0; + + dprintk("audqcelp_ioctl() cmd = %d\n", cmd); + + if (cmd == AUDIO_GET_STATS) { + struct msm_audio_stats stats; + stats.byte_count = audpp_avsync_byte_count(audio->dec_id); + stats.sample_count = audpp_avsync_sample_count(audio->dec_id); + if (copy_to_user((void *)arg, &stats, sizeof(stats))) + return -EFAULT; + return 0; + } + if (cmd == AUDIO_SET_VOLUME) { + unsigned long flags; + spin_lock_irqsave(&audio->dsp_lock, flags); + audio->volume = arg; + if (audio->running) + audpp_set_volume_and_pan(audio->dec_id, arg, 0); + spin_unlock_irqrestore(&audio->dsp_lock, flags); + return 0; + } + mutex_lock(&audio->lock); + switch (cmd) { + case AUDIO_START: + rc = audqcelp_enable(audio); + break; + case AUDIO_STOP: + rc = audqcelp_disable(audio); + audio->stopped = 1; + break; + case AUDIO_FLUSH: + if (audio->stopped) { + /* Make sure we're stopped and we wake any threads + * that might be blocked holding the write_lock. + * While audio->stopped write threads will always + * exit immediately. + */ + wake_up(&audio->write_wait); + mutex_lock(&audio->write_lock); + audqcelp_flush(audio); + mutex_unlock(&audio->write_lock); + wake_up(&audio->read_wait); + mutex_lock(&audio->read_lock); + audqcelp_flush_pcm_buf(audio); + mutex_unlock(&audio->read_lock); + break; + } + break; + case AUDIO_SET_CONFIG: + dprintk("AUDIO_SET_CONFIG not applicable \n"); + break; + case AUDIO_GET_CONFIG:{ + struct msm_audio_config config; + config.buffer_size = BUFSZ; + config.buffer_count = BUF_COUNT; + config.sample_rate = 8000; + config.channel_count = 1; + config.unused[0] = 0; + config.unused[1] = 0; + config.unused[2] = 0; + config.unused[3] = 0; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + + break; + } + case AUDIO_GET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + + config.pcm_feedback = 0; + config.buffer_count = PCM_BUF_MAX_COUNT; + config.buffer_size = PCM_BUFSZ_MIN; + if (copy_to_user((void *)arg, &config, + sizeof(config))) + rc = -EFAULT; + else + rc = 0; + break; + } + case AUDIO_SET_PCM_CONFIG:{ + struct msm_audio_pcm_config config; + + if (copy_from_user(&config, (void *)arg, + sizeof(config))) { + rc = -EFAULT; + break; + } + if ((config.buffer_count > PCM_BUF_MAX_COUNT) || + (config.buffer_count == 1)) + config.buffer_count = PCM_BUF_MAX_COUNT; + + if (config.buffer_size < PCM_BUFSZ_MIN) + config.buffer_size = PCM_BUFSZ_MIN; + + /* Check if pcm feedback is required */ + if ((config.pcm_feedback) && (!audio->read_data)) { + dprintk( + "audqcelp_ioctl: allocate PCM buf %d\n", + config.buffer_count * config.buffer_size); + audio->read_data = dma_alloc_coherent(NULL, + config.buffer_size * config.buffer_count, + &audio->read_phys, GFP_KERNEL); + if (!audio->read_data) { + pr_err( + "audqcelp_ioctl: no mem for pcm buf\n" + ); + rc = -ENOMEM; + } else { + uint8_t index; + uint32_t offset = 0; + + audio->pcm_feedback = 1; + audio->buf_refresh = 0; + audio->pcm_buf_count = + config.buffer_count; + audio->read_next = 0; + audio->fill_next = 0; + + for (index = 0; + index < config.buffer_count; index++) { + audio->in[index].data = + audio->read_data + offset; + audio->in[index].addr = + audio->read_phys + offset; + audio->in[index].size = + config.buffer_size; + audio->in[index].used = 0; + offset += config.buffer_size; + } + rc = 0; + } + } else { + rc = 0; + } + break; + } + case AUDIO_PAUSE: + dprintk("%s: AUDIO_PAUSE %ld\n", __func__, arg); + rc = audpp_pause(audio->dec_id, (int) arg); + break; + default: + rc = -EINVAL; + } + mutex_unlock(&audio->lock); + return rc; +} + +static ssize_t audqcelp_read(struct file *file, char __user *buf, size_t count, + loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + int rc = 0; + + if (!audio->pcm_feedback) + return 0; /* PCM feedback is not enabled. Nothing to read */ + + mutex_lock(&audio->read_lock); + dprintk("audqcelp_read() %d \n", count); + while (count > 0) { + rc = wait_event_interruptible(audio->read_wait, + (audio->in[audio->read_next].used > 0) || + (audio->stopped)); + if (rc < 0) + break; + + if (audio->stopped) { + rc = -EBUSY; + break; + } + + if (count < audio->in[audio->read_next].used) { + /* Read must happen in frame boundary. Since driver does + not know frame size, read count must be greater or equal + to size of PCM samples */ + dprintk("audqcelp_read:read stop - partial frame\n"); + break; + } else { + dprintk("audqcelp_read: read from in[%d]\n", + audio->read_next); + if (copy_to_user(buf, + audio->in[audio->read_next].data, + audio->in[audio->read_next].used)) { + pr_err("audqcelp_read: invalid addr %x \n", + (unsigned int)buf); + rc = -EFAULT; + break; + } + count -= audio->in[audio->read_next].used; + buf += audio->in[audio->read_next].used; + audio->in[audio->read_next].used = 0; + if ((++audio->read_next) == audio->pcm_buf_count) + audio->read_next = 0; + } + } + + if (audio->buf_refresh) { + audio->buf_refresh = 0; + dprintk("audqcelp_read: kick start pcm feedback again\n"); + audqcelp_buffer_refresh(audio); + } + + mutex_unlock(&audio->read_lock); + + if (buf > start) + rc = buf - start; + + dprintk("audqcelp_read: read %d bytes\n", rc); + return rc; +} + +static ssize_t audqcelp_write(struct file *file, const char __user *buf, + size_t count, loff_t *pos) +{ + struct audio *audio = file->private_data; + const char __user *start = buf; + struct buffer *frame; + size_t xfer; + int rc = 0; + + if (count & 1) + return -EINVAL; + dprintk("audqcelp_write() \n"); + mutex_lock(&audio->write_lock); + while (count > 0) { + frame = audio->out + audio->out_head; + rc = wait_event_interruptible(audio->write_wait, + (frame->used == 0) + || (audio->stopped)); + dprintk("audqcelp_write() buffer available\n"); + if (rc < 0) + break; + if (audio->stopped) { + rc = -EBUSY; + break; + } + xfer = (count > frame->size) ? frame->size : count; + if (copy_from_user(frame->data, buf, xfer)) { + rc = -EFAULT; + break; + } + + frame->used = xfer; + audio->out_head ^= 1; + count -= xfer; + buf += xfer; + + audqcelp_send_data(audio, 0); + + } + mutex_unlock(&audio->write_lock); + if (buf > start) + return buf - start; + return rc; +} + +static int audqcelp_release(struct inode *inode, struct file *file) +{ + struct audio *audio = file->private_data; + + dprintk("audqcelp_release()\n"); + + mutex_lock(&audio->lock); + audqcelp_disable(audio); + audqcelp_flush(audio); + audqcelp_flush_pcm_buf(audio); + msm_adsp_put(audio->audplay); + audio->audplay = NULL; + audio->opened = 0; + if (audio->data) + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); + audio->data = NULL; + if (audio->read_data) { + dma_free_coherent(NULL, + audio->in[0].size * audio->pcm_buf_count, + audio->read_data, audio->read_phys); + audio->read_data = NULL; + } + audio->pcm_feedback = 0; + mutex_unlock(&audio->lock); + return 0; +} + +static int audqcelp_open(struct inode *inode, struct file *file) +{ + struct audio *audio = &the_qcelp_audio; + int rc; + + mutex_lock(&audio->lock); + + if (audio->opened) { + pr_err("audio: busy\n"); + rc = -EBUSY; + goto done; + } + + audio->data = dma_alloc_coherent(NULL, DMASZ, + &audio->phys, GFP_KERNEL); + if (!audio->data) { + pr_err("audio: could not allocate DMA buffers\n"); + rc = -ENOMEM; + goto done; + } + + rc = audmgr_open(&audio->audmgr); + if (rc) + goto err; + + rc = msm_adsp_get("AUDPLAY0TASK", &audio->audplay, + &audplay_adsp_ops_qcelp, audio); + if (rc) { + pr_err("audio: failed to get audplay0 dsp module\n"); + audmgr_close(&audio->audmgr); + goto err; + } + + audio->dec_id = 0; + + audio->out[0].data = audio->data + 0; + audio->out[0].addr = audio->phys + 0; + audio->out[0].size = BUFSZ; + + audio->out[1].data = audio->data + BUFSZ; + audio->out[1].addr = audio->phys + BUFSZ; + audio->out[1].size = BUFSZ; + + audio->volume = 0x2000; /* Q13 1.0 */ + + audqcelp_flush(audio); + + file->private_data = audio; + audio->opened = 1; + rc = 0; +done: + mutex_unlock(&audio->lock); + return rc; +err: + dma_free_coherent(NULL, DMASZ, audio->data, audio->phys); + mutex_unlock(&audio->lock); + return rc; +} + +static struct file_operations audio_qcelp_fops = { + .owner = THIS_MODULE, + .open = audqcelp_open, + .release = audqcelp_release, + .read = audqcelp_read, + .write = audqcelp_write, + .unlocked_ioctl = audqcelp_ioctl, +}; + +struct miscdevice audio_qcelp_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_qcelp", + .fops = &audio_qcelp_fops, +}; + +static int __init audqcelp_init(void) +{ + mutex_init(&the_qcelp_audio.lock); + mutex_init(&the_qcelp_audio.write_lock); + mutex_init(&the_qcelp_audio.read_lock); + spin_lock_init(&the_qcelp_audio.dsp_lock); + init_waitqueue_head(&the_qcelp_audio.write_wait); + init_waitqueue_head(&the_qcelp_audio.read_wait); + the_qcelp_audio.read_data = NULL; + return misc_register(&audio_qcelp_misc); +} + +static void __exit audqcelp_exit(void) +{ + misc_deregister(&audio_qcelp_misc); +} + +module_init(audqcelp_init); +module_exit(audqcelp_exit); + +MODULE_DESCRIPTION("MSM QCELP 13K driver"); +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("QUALCOMM"); diff --git a/drivers/staging/dream/qdsp5/audmgr.c b/drivers/staging/dream/qdsp5/audmgr.c new file mode 100644 index 00000000000..1ad8b82c257 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audmgr.c @@ -0,0 +1,313 @@ +/* arch/arm/mach-msm/qdsp5/audmgr.c + * + * interface to "audmgr" service on the baseband cpu + * + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/wait.h> + +#include <asm/atomic.h> +#include <mach/msm_rpcrouter.h> + +#include "audmgr.h" + +#define STATE_CLOSED 0 +#define STATE_DISABLED 1 +#define STATE_ENABLING 2 +#define STATE_ENABLED 3 +#define STATE_DISABLING 4 +#define STATE_ERROR 5 + +static void rpc_ack(struct msm_rpc_endpoint *ept, uint32_t xid) +{ + uint32_t rep[6]; + + rep[0] = cpu_to_be32(xid); + rep[1] = cpu_to_be32(1); + rep[2] = cpu_to_be32(RPCMSG_REPLYSTAT_ACCEPTED); + rep[3] = cpu_to_be32(RPC_ACCEPTSTAT_SUCCESS); + rep[4] = 0; + rep[5] = 0; + + msm_rpc_write(ept, rep, sizeof(rep)); +} + +static void process_audmgr_callback(struct audmgr *am, + struct rpc_audmgr_cb_func_ptr *args, + int len) +{ + if (len < (sizeof(uint32_t) * 3)) + return; + if (be32_to_cpu(args->set_to_one) != 1) + return; + + switch (be32_to_cpu(args->status)) { + case RPC_AUDMGR_STATUS_READY: + if (len < sizeof(uint32_t) * 4) + break; + am->handle = be32_to_cpu(args->u.handle); + pr_info("audmgr: rpc READY handle=0x%08x\n", am->handle); + break; + case RPC_AUDMGR_STATUS_CODEC_CONFIG: { + uint32_t volume; + if (len < sizeof(uint32_t) * 4) + break; + volume = be32_to_cpu(args->u.volume); + pr_info("audmgr: rpc CODEC_CONFIG volume=0x%08x\n", volume); + am->state = STATE_ENABLED; + wake_up(&am->wait); + break; + } + case RPC_AUDMGR_STATUS_PENDING: + pr_err("audmgr: PENDING?\n"); + break; + case RPC_AUDMGR_STATUS_SUSPEND: + pr_err("audmgr: SUSPEND?\n"); + break; + case RPC_AUDMGR_STATUS_FAILURE: + pr_err("audmgr: FAILURE\n"); + break; + case RPC_AUDMGR_STATUS_VOLUME_CHANGE: + pr_err("audmgr: VOLUME_CHANGE?\n"); + break; + case RPC_AUDMGR_STATUS_DISABLED: + pr_err("audmgr: DISABLED\n"); + am->state = STATE_DISABLED; + wake_up(&am->wait); + break; + case RPC_AUDMGR_STATUS_ERROR: + pr_err("audmgr: ERROR?\n"); + am->state = STATE_ERROR; + wake_up(&am->wait); + break; + default: + break; + } +} + +static void process_rpc_request(uint32_t proc, uint32_t xid, + void *data, int len, void *private) +{ + struct audmgr *am = private; + uint32_t *x = data; + + if (0) { + int n = len / 4; + pr_info("rpc_call proc %d:", proc); + while (n--) + printk(" %08x", be32_to_cpu(*x++)); + printk("\n"); + } + + if (proc == AUDMGR_CB_FUNC_PTR) + process_audmgr_callback(am, data, len); + else + pr_err("audmgr: unknown rpc proc %d\n", proc); + rpc_ack(am->ept, xid); +} + +#define RPC_TYPE_REQUEST 0 +#define RPC_TYPE_REPLY 1 + +#define RPC_VERSION 2 + +#define RPC_COMMON_HDR_SZ (sizeof(uint32_t) * 2) +#define RPC_REQUEST_HDR_SZ (sizeof(struct rpc_request_hdr)) +#define RPC_REPLY_HDR_SZ (sizeof(uint32_t) * 3) +#define RPC_REPLY_SZ (sizeof(uint32_t) * 6) + +static int audmgr_rpc_thread(void *data) +{ + struct audmgr *am = data; + struct rpc_request_hdr *hdr = NULL; + uint32_t type; + int len; + + pr_info("audmgr_rpc_thread() start\n"); + + while (!kthread_should_stop()) { + if (hdr) { + kfree(hdr); + hdr = NULL; + } + len = msm_rpc_read(am->ept, (void **) &hdr, -1, -1); + if (len < 0) { + pr_err("audmgr: rpc read failed (%d)\n", len); + break; + } + if (len < RPC_COMMON_HDR_SZ) + continue; + + type = be32_to_cpu(hdr->type); + if (type == RPC_TYPE_REPLY) { + struct rpc_reply_hdr *rep = (void *) hdr; + uint32_t status; + if (len < RPC_REPLY_HDR_SZ) + continue; + status = be32_to_cpu(rep->reply_stat); + if (status == RPCMSG_REPLYSTAT_ACCEPTED) { + status = be32_to_cpu(rep->data.acc_hdr.accept_stat); + pr_info("audmgr: rpc_reply status %d\n", status); + } else { + pr_info("audmgr: rpc_reply denied!\n"); + } + /* process reply */ + continue; + } + + if (len < RPC_REQUEST_HDR_SZ) + continue; + + process_rpc_request(be32_to_cpu(hdr->procedure), + be32_to_cpu(hdr->xid), + (void *) (hdr + 1), + len - sizeof(*hdr), + data); + } + pr_info("audmgr_rpc_thread() exit\n"); + if (hdr) { + kfree(hdr); + hdr = NULL; + } + am->task = NULL; + wake_up(&am->wait); + return 0; +} + +struct audmgr_enable_msg { + struct rpc_request_hdr hdr; + struct rpc_audmgr_enable_client_args args; +}; + +struct audmgr_disable_msg { + struct rpc_request_hdr hdr; + uint32_t handle; +}; + +int audmgr_open(struct audmgr *am) +{ + int rc; + + if (am->state != STATE_CLOSED) + return 0; + + am->ept = msm_rpc_connect(AUDMGR_PROG, + AUDMGR_VERS, + MSM_RPC_UNINTERRUPTIBLE); + + init_waitqueue_head(&am->wait); + + if (IS_ERR(am->ept)) { + rc = PTR_ERR(am->ept); + am->ept = NULL; + pr_err("audmgr: failed to connect to audmgr svc\n"); + return rc; + } + + am->task = kthread_run(audmgr_rpc_thread, am, "audmgr_rpc"); + if (IS_ERR(am->task)) { + rc = PTR_ERR(am->task); + am->task = NULL; + msm_rpc_close(am->ept); + am->ept = NULL; + return rc; + } + + am->state = STATE_DISABLED; + return 0; +} +EXPORT_SYMBOL(audmgr_open); + +int audmgr_close(struct audmgr *am) +{ + return -EBUSY; +} +EXPORT_SYMBOL(audmgr_close); + +int audmgr_enable(struct audmgr *am, struct audmgr_config *cfg) +{ + struct audmgr_enable_msg msg; + int rc; + + if (am->state == STATE_ENABLED) + return 0; + + if (am->state == STATE_DISABLING) + pr_err("audmgr: state is DISABLING in enable?\n"); + am->state = STATE_ENABLING; + + msg.args.set_to_one = cpu_to_be32(1); + msg.args.tx_sample_rate = cpu_to_be32(cfg->tx_rate); + msg.args.rx_sample_rate = cpu_to_be32(cfg->rx_rate); + msg.args.def_method = cpu_to_be32(cfg->def_method); + msg.args.codec_type = cpu_to_be32(cfg->codec); + msg.args.snd_method = cpu_to_be32(cfg->snd_method); + msg.args.cb_func = cpu_to_be32(0x11111111); + msg.args.client_data = cpu_to_be32(0x11223344); + + msm_rpc_setup_req(&msg.hdr, AUDMGR_PROG, msm_rpc_get_vers(am->ept), + AUDMGR_ENABLE_CLIENT); + + rc = msm_rpc_write(am->ept, &msg, sizeof(msg)); + if (rc < 0) + return rc; + + rc = wait_event_timeout(am->wait, am->state != STATE_ENABLING, 15 * HZ); + if (rc == 0) { + pr_err("audmgr_enable: ARM9 did not reply to RPC am->state = %d\n", am->state); + BUG(); + } + if (am->state == STATE_ENABLED) + return 0; + + pr_err("audmgr: unexpected state %d while enabling?!\n", am->state); + return -ENODEV; +} +EXPORT_SYMBOL(audmgr_enable); + +int audmgr_disable(struct audmgr *am) +{ + struct audmgr_disable_msg msg; + int rc; + + if (am->state == STATE_DISABLED) + return 0; + + msm_rpc_setup_req(&msg.hdr, AUDMGR_PROG, msm_rpc_get_vers(am->ept), + AUDMGR_DISABLE_CLIENT); + msg.handle = cpu_to_be32(am->handle); + + am->state = STATE_DISABLING; + + rc = msm_rpc_write(am->ept, &msg, sizeof(msg)); + if (rc < 0) + return rc; + + rc = wait_event_timeout(am->wait, am->state != STATE_DISABLING, 15 * HZ); + if (rc == 0) { + pr_err("audmgr_disable: ARM9 did not reply to RPC am->state = %d\n", am->state); + BUG(); + } + + if (am->state == STATE_DISABLED) + return 0; + + pr_err("audmgr: unexpected state %d while disabling?!\n", am->state); + return -ENODEV; +} +EXPORT_SYMBOL(audmgr_disable); diff --git a/drivers/staging/dream/qdsp5/audmgr.h b/drivers/staging/dream/qdsp5/audmgr.h new file mode 100644 index 00000000000..c07c36b3a0a --- /dev/null +++ b/drivers/staging/dream/qdsp5/audmgr.h @@ -0,0 +1,215 @@ +/* arch/arm/mach-msm/qdsp5/audmgr.h + * + * Copyright 2008 (c) QUALCOMM Incorporated. + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _ARCH_ARM_MACH_MSM_AUDMGR_H +#define _ARCH_ARM_MACH_MSM_AUDMGR_H + +#if CONFIG_MSM_AMSS_VERSION==6350 +#include "audmgr_new.h" +#else + +enum rpc_aud_def_sample_rate_type { + RPC_AUD_DEF_SAMPLE_RATE_NONE, + RPC_AUD_DEF_SAMPLE_RATE_8000, + RPC_AUD_DEF_SAMPLE_RATE_11025, + RPC_AUD_DEF_SAMPLE_RATE_12000, + RPC_AUD_DEF_SAMPLE_RATE_16000, + RPC_AUD_DEF_SAMPLE_RATE_22050, + RPC_AUD_DEF_SAMPLE_RATE_24000, + RPC_AUD_DEF_SAMPLE_RATE_32000, + RPC_AUD_DEF_SAMPLE_RATE_44100, + RPC_AUD_DEF_SAMPLE_RATE_48000, + RPC_AUD_DEF_SAMPLE_RATE_MAX, +}; + +enum rpc_aud_def_method_type { + RPC_AUD_DEF_METHOD_NONE, + RPC_AUD_DEF_METHOD_KEY_BEEP, + RPC_AUD_DEF_METHOD_PLAYBACK, + RPC_AUD_DEF_METHOD_VOICE, + RPC_AUD_DEF_METHOD_RECORD, + RPC_AUD_DEF_METHOD_HOST_PCM, + RPC_AUD_DEF_METHOD_MIDI_OUT, + RPC_AUD_DEF_METHOD_RECORD_SBC, + RPC_AUD_DEF_METHOD_DTMF_RINGER, + RPC_AUD_DEF_METHOD_MAX, +}; + +enum rpc_aud_def_codec_type { + RPC_AUD_DEF_CODEC_NONE, + RPC_AUD_DEF_CODEC_DTMF, + RPC_AUD_DEF_CODEC_MIDI, + RPC_AUD_DEF_CODEC_MP3, + RPC_AUD_DEF_CODEC_PCM, + RPC_AUD_DEF_CODEC_AAC, + RPC_AUD_DEF_CODEC_WMA, + RPC_AUD_DEF_CODEC_RA, + RPC_AUD_DEF_CODEC_ADPCM, + RPC_AUD_DEF_CODEC_GAUDIO, + RPC_AUD_DEF_CODEC_VOC_EVRC, + RPC_AUD_DEF_CODEC_VOC_13K, + RPC_AUD_DEF_CODEC_VOC_4GV_NB, + RPC_AUD_DEF_CODEC_VOC_AMR, + RPC_AUD_DEF_CODEC_VOC_EFR, + RPC_AUD_DEF_CODEC_VOC_FR, + RPC_AUD_DEF_CODEC_VOC_HR, + RPC_AUD_DEF_CODEC_VOC, + RPC_AUD_DEF_CODEC_SBC, + RPC_AUD_DEF_CODEC_VOC_PCM, + RPC_AUD_DEF_CODEC_AMR_WB, + RPC_AUD_DEF_CODEC_AMR_WB_PLUS, + RPC_AUD_DEF_CODEC_MAX, +}; + +enum rpc_snd_method_type { + RPC_SND_METHOD_VOICE = 0, + RPC_SND_METHOD_KEY_BEEP, + RPC_SND_METHOD_MESSAGE, + RPC_SND_METHOD_RING, + RPC_SND_METHOD_MIDI, + RPC_SND_METHOD_AUX, + RPC_SND_METHOD_MAX, +}; + +enum rpc_voc_codec_type { + RPC_VOC_CODEC_DEFAULT, + RPC_VOC_CODEC_ON_CHIP_0 = RPC_VOC_CODEC_DEFAULT, + RPC_VOC_CODEC_ON_CHIP_1, + RPC_VOC_CODEC_STEREO_HEADSET, + RPC_VOC_CODEC_ON_CHIP_AUX, + RPC_VOC_CODEC_BT_OFF_BOARD, + RPC_VOC_CODEC_BT_A2DP, + RPC_VOC_CODEC_OFF_BOARD, + RPC_VOC_CODEC_SDAC, + RPC_VOC_CODEC_RX_EXT_SDAC_TX_INTERNAL, + RPC_VOC_CODEC_IN_STEREO_SADC_OUT_MONO_HANDSET, + RPC_VOC_CODEC_IN_STEREO_SADC_OUT_STEREO_HEADSET, + RPC_VOC_CODEC_TX_INT_SADC_RX_EXT_AUXPCM, + RPC_VOC_CODEC_EXT_STEREO_SADC_OUT_MONO_HANDSET, + RPC_VOC_CODEC_EXT_STEREO_SADC_OUT_STEREO_HEADSET, + RPC_VOC_CODEC_TTY_ON_CHIP_1, + RPC_VOC_CODEC_TTY_OFF_BOARD, + RPC_VOC_CODEC_TTY_VCO, + RPC_VOC_CODEC_TTY_HCO, + RPC_VOC_CODEC_ON_CHIP_0_DUAL_MIC, + RPC_VOC_CODEC_MAX, + RPC_VOC_CODEC_NONE, +}; + +enum rpc_audmgr_status_type { + RPC_AUDMGR_STATUS_READY, + RPC_AUDMGR_STATUS_CODEC_CONFIG, + RPC_AUDMGR_STATUS_PENDING, + RPC_AUDMGR_STATUS_SUSPEND, + RPC_AUDMGR_STATUS_FAILURE, + RPC_AUDMGR_STATUS_VOLUME_CHANGE, + RPC_AUDMGR_STATUS_DISABLED, + RPC_AUDMGR_STATUS_ERROR, +}; + +struct rpc_audmgr_enable_client_args { + uint32_t set_to_one; + uint32_t tx_sample_rate; + uint32_t rx_sample_rate; + uint32_t def_method; + uint32_t codec_type; + uint32_t snd_method; + + uint32_t cb_func; + uint32_t client_data; +}; + +#define AUDMGR_ENABLE_CLIENT 2 +#define AUDMGR_DISABLE_CLIENT 3 +#define AUDMGR_SUSPEND_EVENT_RSP 4 +#define AUDMGR_REGISTER_OPERATION_LISTENER 5 +#define AUDMGR_UNREGISTER_OPERATION_LISTENER 6 +#define AUDMGR_REGISTER_CODEC_LISTENER 7 +#define AUDMGR_GET_RX_SAMPLE_RATE 8 +#define AUDMGR_GET_TX_SAMPLE_RATE 9 +#define AUDMGR_SET_DEVICE_MODE 10 + +#if CONFIG_MSM_AMSS_VERSION < 6220 +#define AUDMGR_PROG_VERS "rs30000013:46255756" +#define AUDMGR_PROG 0x30000013 +#define AUDMGR_VERS 0x46255756 +#else +#define AUDMGR_PROG_VERS "rs30000013:e94e8f0c" +#define AUDMGR_PROG 0x30000013 +#define AUDMGR_VERS 0xe94e8f0c +#endif + +struct rpc_audmgr_cb_func_ptr { + uint32_t cb_id; + uint32_t set_to_one; + uint32_t status; + union { + uint32_t handle; + uint32_t volume; + + } u; +}; + +#define AUDMGR_CB_FUNC_PTR 1 +#define AUDMGR_OPR_LSTNR_CB_FUNC_PTR 2 +#define AUDMGR_CODEC_LSTR_FUNC_PTR 3 + +#if CONFIG_MSM_AMSS_VERSION < 6220 +#define AUDMGR_CB_PROG 0x31000013 +#define AUDMGR_CB_VERS 0x5fa922a9 +#else +#define AUDMGR_CB_PROG 0x31000013 +#define AUDMGR_CB_VERS 0x21570ba7 +#endif + +struct audmgr { + wait_queue_head_t wait; + uint32_t handle; + struct msm_rpc_endpoint *ept; + struct task_struct *task; + int state; +}; + +struct audmgr_config { + uint32_t tx_rate; + uint32_t rx_rate; + uint32_t def_method; + uint32_t codec; + uint32_t snd_method; +}; + +int audmgr_open(struct audmgr *am); +int audmgr_close(struct audmgr *am); +int audmgr_enable(struct audmgr *am, struct audmgr_config *cfg); +int audmgr_disable(struct audmgr *am); + +typedef void (*audpp_event_func)(void *private, unsigned id, uint16_t *msg); + +int audpp_enable(int id, audpp_event_func func, void *private); +void audpp_disable(int id, void *private); + +int audpp_send_queue1(void *cmd, unsigned len); +int audpp_send_queue2(void *cmd, unsigned len); +int audpp_send_queue3(void *cmd, unsigned len); + +int audpp_pause(unsigned id, int pause); +int audpp_set_volume_and_pan(unsigned id, unsigned volume, int pan); +void audpp_avsync(int id, unsigned rate); +unsigned audpp_avsync_sample_count(int id); +unsigned audpp_avsync_byte_count(int id); + +#endif +#endif diff --git a/drivers/staging/dream/qdsp5/audmgr_new.h b/drivers/staging/dream/qdsp5/audmgr_new.h new file mode 100644 index 00000000000..49670fe48b9 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audmgr_new.h @@ -0,0 +1,213 @@ +/* arch/arm/mach-msm/qdsp5/audmgr.h + * + * Copyright 2008 (c) QUALCOMM Incorporated. + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _ARCH_ARM_MACH_MSM_AUDMGR_NEW_H +#define _ARCH_ARM_MACH_MSM_AUDMGR_NEW_H + +enum rpc_aud_def_sample_rate_type { + RPC_AUD_DEF_SAMPLE_RATE_NONE, + RPC_AUD_DEF_SAMPLE_RATE_8000, + RPC_AUD_DEF_SAMPLE_RATE_11025, + RPC_AUD_DEF_SAMPLE_RATE_12000, + RPC_AUD_DEF_SAMPLE_RATE_16000, + RPC_AUD_DEF_SAMPLE_RATE_22050, + RPC_AUD_DEF_SAMPLE_RATE_24000, + RPC_AUD_DEF_SAMPLE_RATE_32000, + RPC_AUD_DEF_SAMPLE_RATE_44100, + RPC_AUD_DEF_SAMPLE_RATE_48000, + RPC_AUD_DEF_SAMPLE_RATE_MAX, +}; + +enum rpc_aud_def_method_type { + RPC_AUD_DEF_METHOD_NONE, + RPC_AUD_DEF_METHOD_KEY_BEEP, + RPC_AUD_DEF_METHOD_PLAYBACK, + RPC_AUD_DEF_METHOD_VOICE, + RPC_AUD_DEF_METHOD_RECORD, + RPC_AUD_DEF_METHOD_HOST_PCM, + RPC_AUD_DEF_METHOD_MIDI_OUT, + RPC_AUD_DEF_METHOD_RECORD_SBC, + RPC_AUD_DEF_METHOD_DTMF_RINGER, + RPC_AUD_DEF_METHOD_MAX, +}; + +enum rpc_aud_def_codec_type { + RPC_AUD_DEF_CODEC_NONE, + RPC_AUD_DEF_CODEC_DTMF, + RPC_AUD_DEF_CODEC_MIDI, + RPC_AUD_DEF_CODEC_MP3, + RPC_AUD_DEF_CODEC_PCM, + RPC_AUD_DEF_CODEC_AAC, + RPC_AUD_DEF_CODEC_WMA, + RPC_AUD_DEF_CODEC_RA, + RPC_AUD_DEF_CODEC_ADPCM, + RPC_AUD_DEF_CODEC_GAUDIO, + RPC_AUD_DEF_CODEC_VOC_EVRC, + RPC_AUD_DEF_CODEC_VOC_13K, + RPC_AUD_DEF_CODEC_VOC_4GV_NB, + RPC_AUD_DEF_CODEC_VOC_AMR, + RPC_AUD_DEF_CODEC_VOC_EFR, + RPC_AUD_DEF_CODEC_VOC_FR, + RPC_AUD_DEF_CODEC_VOC_HR, + RPC_AUD_DEF_CODEC_VOC_CDMA, + RPC_AUD_DEF_CODEC_VOC_CDMA_WB, + RPC_AUD_DEF_CODEC_VOC_UMTS, + RPC_AUD_DEF_CODEC_VOC_UMTS_WB, + RPC_AUD_DEF_CODEC_SBC, + RPC_AUD_DEF_CODEC_VOC_PCM, + RPC_AUD_DEF_CODEC_AMR_WB, + RPC_AUD_DEF_CODEC_AMR_WB_PLUS, + RPC_AUD_DEF_CODEC_AAC_BSAC, + RPC_AUD_DEF_CODEC_MAX, + RPC_AUD_DEF_CODEC_AMR_NB, + RPC_AUD_DEF_CODEC_13K, + RPC_AUD_DEF_CODEC_EVRC, + RPC_AUD_DEF_CODEC_MAX_002, +}; + +enum rpc_snd_method_type { + RPC_SND_METHOD_VOICE = 0, + RPC_SND_METHOD_KEY_BEEP, + RPC_SND_METHOD_MESSAGE, + RPC_SND_METHOD_RING, + RPC_SND_METHOD_MIDI, + RPC_SND_METHOD_AUX, + RPC_SND_METHOD_MAX, +}; + +enum rpc_voc_codec_type { + RPC_VOC_CODEC_DEFAULT, + RPC_VOC_CODEC_ON_CHIP_0 = RPC_VOC_CODEC_DEFAULT, + RPC_VOC_CODEC_ON_CHIP_1, + RPC_VOC_CODEC_STEREO_HEADSET, + RPC_VOC_CODEC_ON_CHIP_AUX, + RPC_VOC_CODEC_BT_OFF_BOARD, + RPC_VOC_CODEC_BT_A2DP, + RPC_VOC_CODEC_OFF_BOARD, + RPC_VOC_CODEC_SDAC, + RPC_VOC_CODEC_RX_EXT_SDAC_TX_INTERNAL, + RPC_VOC_CODEC_IN_STEREO_SADC_OUT_MONO_HANDSET, + RPC_VOC_CODEC_IN_STEREO_SADC_OUT_STEREO_HEADSET, + RPC_VOC_CODEC_TX_INT_SADC_RX_EXT_AUXPCM, + RPC_VOC_CODEC_EXT_STEREO_SADC_OUT_MONO_HANDSET, + RPC_VOC_CODEC_EXT_STEREO_SADC_OUT_STEREO_HEADSET, + RPC_VOC_CODEC_TTY_ON_CHIP_1, + RPC_VOC_CODEC_TTY_OFF_BOARD, + RPC_VOC_CODEC_TTY_VCO, + RPC_VOC_CODEC_TTY_HCO, + RPC_VOC_CODEC_ON_CHIP_0_DUAL_MIC, + RPC_VOC_CODEC_MAX, + RPC_VOC_CODEC_NONE, +}; + +enum rpc_audmgr_status_type { + RPC_AUDMGR_STATUS_READY, + RPC_AUDMGR_STATUS_CODEC_CONFIG, + RPC_AUDMGR_STATUS_PENDING, + RPC_AUDMGR_STATUS_SUSPEND, + RPC_AUDMGR_STATUS_FAILURE, + RPC_AUDMGR_STATUS_VOLUME_CHANGE, + RPC_AUDMGR_STATUS_DISABLED, + RPC_AUDMGR_STATUS_ERROR, +}; + +struct rpc_audmgr_enable_client_args { + uint32_t set_to_one; + uint32_t tx_sample_rate; + uint32_t rx_sample_rate; + uint32_t def_method; + uint32_t codec_type; + uint32_t snd_method; + + uint32_t cb_func; + uint32_t client_data; +}; + +#define AUDMGR_ENABLE_CLIENT 2 +#define AUDMGR_DISABLE_CLIENT 3 +#define AUDMGR_SUSPEND_EVENT_RSP 4 +#define AUDMGR_REGISTER_OPERATION_LISTENER 5 +#define AUDMGR_UNREGISTER_OPERATION_LISTENER 6 +#define AUDMGR_REGISTER_CODEC_LISTENER 7 +#define AUDMGR_GET_RX_SAMPLE_RATE 8 +#define AUDMGR_GET_TX_SAMPLE_RATE 9 +#define AUDMGR_SET_DEVICE_MODE 10 + +#define AUDMGR_PROG 0x30000013 +#define AUDMGR_VERS MSM_RPC_VERS(1,0) + +struct rpc_audmgr_cb_func_ptr { + uint32_t cb_id; + uint32_t status; /* Audmgr status */ + uint32_t set_to_one; /* Pointer status (1 = valid, 0 = invalid) */ + uint32_t disc; + /* disc = AUDMGR_STATUS_READY => data=handle + disc = AUDMGR_STATUS_CODEC_CONFIG => data = handle + disc = AUDMGR_STATUS_DISABLED => data =status_disabled + disc = AUDMGR_STATUS_VOLUME_CHANGE => data = volume-change */ + union { + uint32_t handle; + uint32_t volume; + uint32_t status_disabled; + uint32_t volume_change; + } u; +}; + +#define AUDMGR_CB_FUNC_PTR 1 +#define AUDMGR_OPR_LSTNR_CB_FUNC_PTR 2 +#define AUDMGR_CODEC_LSTR_FUNC_PTR 3 + +#define AUDMGR_CB_PROG 0x31000013 +#define AUDMGR_CB_VERS 0xf8e3e2d9 + +struct audmgr { + wait_queue_head_t wait; + uint32_t handle; + struct msm_rpc_endpoint *ept; + struct task_struct *task; + int state; +}; + +struct audmgr_config { + uint32_t tx_rate; + uint32_t rx_rate; + uint32_t def_method; + uint32_t codec; + uint32_t snd_method; +}; + +int audmgr_open(struct audmgr *am); +int audmgr_close(struct audmgr *am); +int audmgr_enable(struct audmgr *am, struct audmgr_config *cfg); +int audmgr_disable(struct audmgr *am); + +typedef void (*audpp_event_func)(void *private, unsigned id, uint16_t *msg); + +int audpp_enable(int id, audpp_event_func func, void *private); +void audpp_disable(int id, void *private); + +int audpp_send_queue1(void *cmd, unsigned len); +int audpp_send_queue2(void *cmd, unsigned len); +int audpp_send_queue3(void *cmd, unsigned len); + +int audpp_set_volume_and_pan(unsigned id, unsigned volume, int pan); +int audpp_pause(unsigned id, int pause); +int audpp_flush(unsigned id); +void audpp_avsync(int id, unsigned rate); +unsigned audpp_avsync_sample_count(int id); +unsigned audpp_avsync_byte_count(int id); + +#endif diff --git a/drivers/staging/dream/qdsp5/audpp.c b/drivers/staging/dream/qdsp5/audpp.c new file mode 100644 index 00000000000..d06556eda31 --- /dev/null +++ b/drivers/staging/dream/qdsp5/audpp.c @@ -0,0 +1,429 @@ + +/* arch/arm/mach-msm/qdsp5/audpp.c + * + * common code to deal with the AUDPP dsp task (audio postproc) + * + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/wait.h> +#include <linux/delay.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/msm_adsp.h> + +#include "audmgr.h" + +#include <mach/qdsp5/qdsp5audppcmdi.h> +#include <mach/qdsp5/qdsp5audppmsg.h> + +/* for queue ids - should be relative to module number*/ +#include "adsp.h" + +#include "evlog.h" + + +enum { + EV_NULL, + EV_ENABLE, + EV_DISABLE, + EV_EVENT, + EV_DATA, +}; + +static const char *dsp_log_strings[] = { + "NULL", + "ENABLE", + "DISABLE", + "EVENT", + "DATA", +}; + +DECLARE_LOG(dsp_log, 64, dsp_log_strings); + +static int __init _dsp_log_init(void) +{ + return ev_log_init(&dsp_log); +} +module_init(_dsp_log_init); +#define LOG(id,arg) ev_log_write(&dsp_log, id, arg) + +static DEFINE_MUTEX(audpp_lock); + +#define CH_COUNT 5 +#define AUDPP_CLNT_MAX_COUNT 6 +#define AUDPP_AVSYNC_INFO_SIZE 7 + +struct audpp_state { + struct msm_adsp_module *mod; + audpp_event_func func[AUDPP_CLNT_MAX_COUNT]; + void *private[AUDPP_CLNT_MAX_COUNT]; + struct mutex *lock; + unsigned open_count; + unsigned enabled; + + /* which channels are actually enabled */ + unsigned avsync_mask; + + /* flags, 48 bits sample/bytes counter per channel */ + uint16_t avsync[CH_COUNT * AUDPP_CLNT_MAX_COUNT + 1]; +}; + +struct audpp_state the_audpp_state = { + .lock = &audpp_lock, +}; + +int audpp_send_queue1(void *cmd, unsigned len) +{ + return msm_adsp_write(the_audpp_state.mod, + QDSP_uPAudPPCmd1Queue, cmd, len); +} +EXPORT_SYMBOL(audpp_send_queue1); + +int audpp_send_queue2(void *cmd, unsigned len) +{ + return msm_adsp_write(the_audpp_state.mod, + QDSP_uPAudPPCmd2Queue, cmd, len); +} +EXPORT_SYMBOL(audpp_send_queue2); + +int audpp_send_queue3(void *cmd, unsigned len) +{ + return msm_adsp_write(the_audpp_state.mod, + QDSP_uPAudPPCmd3Queue, cmd, len); +} +EXPORT_SYMBOL(audpp_send_queue3); + +static int audpp_dsp_config(int enable) +{ + audpp_cmd_cfg cmd; + + cmd.cmd_id = AUDPP_CMD_CFG; + cmd.cfg = enable ? AUDPP_CMD_CFG_ENABLE : AUDPP_CMD_CFG_SLEEP; + + return audpp_send_queue1(&cmd, sizeof(cmd)); +} + +static void audpp_broadcast(struct audpp_state *audpp, unsigned id, + uint16_t *msg) +{ + unsigned n; + for (n = 0; n < AUDPP_CLNT_MAX_COUNT; n++) { + if (audpp->func[n]) + audpp->func[n] (audpp->private[n], id, msg); + } +} + +static void audpp_notify_clnt(struct audpp_state *audpp, unsigned clnt_id, + unsigned id, uint16_t *msg) +{ + if (clnt_id < AUDPP_CLNT_MAX_COUNT && audpp->func[clnt_id]) + audpp->func[clnt_id] (audpp->private[clnt_id], id, msg); +} + +static void audpp_dsp_event(void *data, unsigned id, size_t len, + void (*getevent)(void *ptr, size_t len)) +{ + struct audpp_state *audpp = data; + uint16_t msg[8]; + + if (id == AUDPP_MSG_AVSYNC_MSG) { + getevent(audpp->avsync, sizeof(audpp->avsync)); + + /* mask off any channels we're not watching to avoid + * cases where we might get one last update after + * disabling avsync and end up in an odd state when + * we next read... + */ + audpp->avsync[0] &= audpp->avsync_mask; + return; + } + + getevent(msg, sizeof(msg)); + + LOG(EV_EVENT, (id << 16) | msg[0]); + LOG(EV_DATA, (msg[1] << 16) | msg[2]); + + switch (id) { + case AUDPP_MSG_STATUS_MSG:{ + unsigned cid = msg[0]; + pr_info("audpp: status %d %d %d\n", cid, msg[1], + msg[2]); + if ((cid < 5) && audpp->func[cid]) + audpp->func[cid] (audpp->private[cid], id, msg); + break; + } + case AUDPP_MSG_HOST_PCM_INTF_MSG: + if (audpp->func[5]) + audpp->func[5] (audpp->private[5], id, msg); + break; + case AUDPP_MSG_PCMDMAMISSED: + pr_err("audpp: DMA missed obj=%x\n", msg[0]); + break; + case AUDPP_MSG_CFG_MSG: + if (msg[0] == AUDPP_MSG_ENA_ENA) { + pr_info("audpp: ENABLE\n"); + audpp->enabled = 1; + audpp_broadcast(audpp, id, msg); + } else if (msg[0] == AUDPP_MSG_ENA_DIS) { + pr_info("audpp: DISABLE\n"); + audpp->enabled = 0; + audpp_broadcast(audpp, id, msg); + } else { + pr_err("audpp: invalid config msg %d\n", msg[0]); + } + break; + case AUDPP_MSG_ROUTING_ACK: + audpp_broadcast(audpp, id, msg); + break; + case AUDPP_MSG_FLUSH_ACK: + audpp_notify_clnt(audpp, msg[0], id, msg); + break; + default: + pr_info("audpp: unhandled msg id %x\n", id); + } +} + +static struct msm_adsp_ops adsp_ops = { + .event = audpp_dsp_event, +}; + +static void audpp_fake_event(struct audpp_state *audpp, int id, + unsigned event, unsigned arg) +{ + uint16_t msg[1]; + msg[0] = arg; + audpp->func[id] (audpp->private[id], event, msg); +} + +int audpp_enable(int id, audpp_event_func func, void *private) +{ + struct audpp_state *audpp = &the_audpp_state; + int res = 0; + + if (id < -1 || id > 4) + return -EINVAL; + + if (id == -1) + id = 5; + + mutex_lock(audpp->lock); + if (audpp->func[id]) { + res = -EBUSY; + goto out; + } + + audpp->func[id] = func; + audpp->private[id] = private; + + LOG(EV_ENABLE, 1); + if (audpp->open_count++ == 0) { + pr_info("audpp: enable\n"); + res = msm_adsp_get("AUDPPTASK", &audpp->mod, &adsp_ops, audpp); + if (res < 0) { + pr_err("audpp: cannot open AUDPPTASK\n"); + audpp->open_count = 0; + audpp->func[id] = NULL; + audpp->private[id] = NULL; + goto out; + } + LOG(EV_ENABLE, 2); + msm_adsp_enable(audpp->mod); + audpp_dsp_config(1); + } else { + unsigned long flags; + local_irq_save(flags); + if (audpp->enabled) + audpp_fake_event(audpp, id, + AUDPP_MSG_CFG_MSG, AUDPP_MSG_ENA_ENA); + local_irq_restore(flags); + } + + res = 0; +out: + mutex_unlock(audpp->lock); + return res; +} +EXPORT_SYMBOL(audpp_enable); + +void audpp_disable(int id, void *private) +{ + struct audpp_state *audpp = &the_audpp_state; + unsigned long flags; + + if (id < -1 || id > 4) + return; + + if (id == -1) + id = 5; + + mutex_lock(audpp->lock); + LOG(EV_DISABLE, 1); + if (!audpp->func[id]) + goto out; + if (audpp->private[id] != private) + goto out; + + local_irq_save(flags); + audpp_fake_event(audpp, id, AUDPP_MSG_CFG_MSG, AUDPP_MSG_ENA_DIS); + audpp->func[id] = NULL; + audpp->private[id] = NULL; + local_irq_restore(flags); + + if (--audpp->open_count == 0) { + pr_info("audpp: disable\n"); + LOG(EV_DISABLE, 2); + audpp_dsp_config(0); + msm_adsp_disable(audpp->mod); + msm_adsp_put(audpp->mod); + audpp->mod = NULL; + } +out: + mutex_unlock(audpp->lock); +} +EXPORT_SYMBOL(audpp_disable); + +#define BAD_ID(id) ((id < 0) || (id >= CH_COUNT)) + +void audpp_avsync(int id, unsigned rate) +{ + unsigned long flags; + audpp_cmd_avsync cmd; + + if (BAD_ID(id)) + return; + + local_irq_save(flags); + if (rate) + the_audpp_state.avsync_mask |= (1 << id); + else + the_audpp_state.avsync_mask &= (~(1 << id)); + the_audpp_state.avsync[0] &= the_audpp_state.avsync_mask; + local_irq_restore(flags); + + cmd.cmd_id = AUDPP_CMD_AVSYNC; + cmd.object_number = id; + cmd.interrupt_interval_lsw = rate; + cmd.interrupt_interval_msw = rate >> 16; + audpp_send_queue1(&cmd, sizeof(cmd)); +} +EXPORT_SYMBOL(audpp_avsync); + +unsigned audpp_avsync_sample_count(int id) +{ + uint16_t *avsync = the_audpp_state.avsync; + unsigned val; + unsigned long flags; + unsigned mask; + + if (BAD_ID(id)) + return 0; + + mask = 1 << id; + id = id * AUDPP_AVSYNC_INFO_SIZE + 2; + local_irq_save(flags); + if (avsync[0] & mask) + val = (avsync[id] << 16) | avsync[id + 1]; + else + val = 0; + local_irq_restore(flags); + + return val; +} +EXPORT_SYMBOL(audpp_avsync_sample_count); + +unsigned audpp_avsync_byte_count(int id) +{ + uint16_t *avsync = the_audpp_state.avsync; + unsigned val; + unsigned long flags; + unsigned mask; + + if (BAD_ID(id)) + return 0; + + mask = 1 << id; + id = id * AUDPP_AVSYNC_INFO_SIZE + 5; + local_irq_save(flags); + if (avsync[0] & mask) + val = (avsync[id] << 16) | avsync[id + 1]; + else + val = 0; + local_irq_restore(flags); + + return val; +} +EXPORT_SYMBOL(audpp_avsync_byte_count); + +#define AUDPP_CMD_CFG_OBJ_UPDATE 0x8000 +#define AUDPP_CMD_VOLUME_PAN 0 + +int audpp_set_volume_and_pan(unsigned id, unsigned volume, int pan) +{ + /* cmd, obj_cfg[7], cmd_type, volume, pan */ + uint16_t cmd[11]; + + if (id > 6) + return -EINVAL; + + memset(cmd, 0, sizeof(cmd)); + cmd[0] = AUDPP_CMD_CFG_OBJECT_PARAMS; + cmd[1 + id] = AUDPP_CMD_CFG_OBJ_UPDATE; + cmd[8] = AUDPP_CMD_VOLUME_PAN; + cmd[9] = volume; + cmd[10] = pan; + + return audpp_send_queue3(cmd, sizeof(cmd)); +} +EXPORT_SYMBOL(audpp_set_volume_and_pan); + +int audpp_pause(unsigned id, int pause) +{ + /* pause 1 = pause 0 = resume */ + u16 pause_cmd[AUDPP_CMD_DEC_CTRL_LEN / sizeof(unsigned short)]; + + if (id >= CH_COUNT) + return -EINVAL; + + memset(pause_cmd, 0, sizeof(pause_cmd)); + + pause_cmd[0] = AUDPP_CMD_DEC_CTRL; + if (pause == 1) + pause_cmd[1 + id] = AUDPP_CMD_UPDATE_V | AUDPP_CMD_PAUSE_V; + else if (pause == 0) + pause_cmd[1 + id] = AUDPP_CMD_UPDATE_V | AUDPP_CMD_RESUME_V; + else + return -EINVAL; + + return audpp_send_queue1(pause_cmd, sizeof(pause_cmd)); +} +EXPORT_SYMBOL(audpp_pause); + +int audpp_flush(unsigned id) +{ + u16 flush_cmd[AUDPP_CMD_DEC_CTRL_LEN / sizeof(unsigned short)]; + + if (id >= CH_COUNT) + return -EINVAL; + + memset(flush_cmd, 0, sizeof(flush_cmd)); + + flush_cmd[0] = AUDPP_CMD_DEC_CTRL; + flush_cmd[1 + id] = AUDPP_CMD_UPDATE_V | AUDPP_CMD_FLUSH_V; + + return audpp_send_queue1(flush_cmd, sizeof(flush_cmd)); +} +EXPORT_SYMBOL(audpp_flush); diff --git a/drivers/staging/dream/qdsp5/evlog.h b/drivers/staging/dream/qdsp5/evlog.h new file mode 100644 index 00000000000..922ce670a32 --- /dev/null +++ b/drivers/staging/dream/qdsp5/evlog.h @@ -0,0 +1,133 @@ +/* arch/arm/mach-msm/qdsp5/evlog.h + * + * simple event log debugging facility + * + * Copyright (C) 2008 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/fs.h> +#include <linux/hrtimer.h> +#include <linux/debugfs.h> + +#define EV_LOG_ENTRY_NAME(n) n##_entry + +#define DECLARE_LOG(_name, _size, _str) \ +static struct ev_entry EV_LOG_ENTRY_NAME(_name)[_size]; \ +static struct ev_log _name = { \ + .name = #_name, \ + .strings = _str, \ + .num_strings = ARRAY_SIZE(_str), \ + .entry = EV_LOG_ENTRY_NAME(_name), \ + .max = ARRAY_SIZE(EV_LOG_ENTRY_NAME(_name)), \ +} + +struct ev_entry { + ktime_t when; + uint32_t id; + uint32_t arg; +}; + +struct ev_log { + struct ev_entry *entry; + unsigned max; + unsigned next; + unsigned fault; + const char **strings; + unsigned num_strings; + const char *name; +}; + +static char ev_buf[4096]; + +static ssize_t ev_log_read(struct file *file, char __user *buf, + size_t count, loff_t *ppos) +{ + struct ev_log *log = file->private_data; + struct ev_entry *entry; + unsigned long flags; + int size = 0; + unsigned n, id, max; + ktime_t now, t; + + max = log->max; + now = ktime_get(); + local_irq_save(flags); + n = (log->next - 1) & (max - 1); + entry = log->entry; + while (n != log->next) { + t = ktime_sub(now, entry[n].when); + id = entry[n].id; + if (id) { + const char *str; + if (id < log->num_strings) + str = log->strings[id]; + else + str = "UNKNOWN"; + size += scnprintf(ev_buf + size, 4096 - size, + "%8d.%03d %08x %s\n", + t.tv.sec, t.tv.nsec / 1000000, + entry[n].arg, str); + } + n = (n - 1) & (max - 1); + } + log->fault = 0; + local_irq_restore(flags); + return simple_read_from_buffer(buf, count, ppos, ev_buf, size); +} + +static void ev_log_write(struct ev_log *log, unsigned id, unsigned arg) +{ + struct ev_entry *entry; + unsigned long flags; + local_irq_save(flags); + + if (log->fault) { + if (log->fault == 1) + goto done; + log->fault--; + } + + entry = log->entry + log->next; + entry->when = ktime_get(); + entry->id = id; + entry->arg = arg; + log->next = (log->next + 1) & (log->max - 1); +done: + local_irq_restore(flags); +} + +static void ev_log_freeze(struct ev_log *log, unsigned count) +{ + unsigned long flags; + local_irq_save(flags); + log->fault = count; + local_irq_restore(flags); +} + +static int ev_log_open(struct inode *inode, struct file *file) +{ + file->private_data = inode->i_private; + return 0; +} + +static const struct file_operations ev_log_ops = { + .read = ev_log_read, + .open = ev_log_open, +}; + +static int ev_log_init(struct ev_log *log) +{ + debugfs_create_file(log->name, 0444, 0, log, &ev_log_ops); + return 0; +} + diff --git a/drivers/staging/dream/qdsp5/snd.c b/drivers/staging/dream/qdsp5/snd.c new file mode 100644 index 00000000000..037d7ffb7e6 --- /dev/null +++ b/drivers/staging/dream/qdsp5/snd.c @@ -0,0 +1,279 @@ +/* arch/arm/mach-msm/qdsp5/snd.c + * + * interface to "snd" service on the baseband cpu + * + * Copyright (C) 2008 HTC Corporation + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/uaccess.h> +#include <linux/kthread.h> +#include <linux/delay.h> +#include <linux/msm_audio.h> + +#include <asm/atomic.h> +#include <asm/ioctls.h> +#include <mach/board.h> +#include <mach/msm_rpcrouter.h> + +struct snd_ctxt { + struct mutex lock; + int opened; + struct msm_rpc_endpoint *ept; + struct msm_snd_endpoints *snd_epts; +}; + +static struct snd_ctxt the_snd; + +#define RPC_SND_PROG 0x30000002 +#define RPC_SND_CB_PROG 0x31000002 +#if CONFIG_MSM_AMSS_VERSION == 6210 +#define RPC_SND_VERS 0x94756085 /* 2490720389 */ +#elif (CONFIG_MSM_AMSS_VERSION == 6220) || \ + (CONFIG_MSM_AMSS_VERSION == 6225) +#define RPC_SND_VERS 0xaa2b1a44 /* 2854951492 */ +#elif CONFIG_MSM_AMSS_VERSION == 6350 +#define RPC_SND_VERS MSM_RPC_VERS(1,0) +#endif + +#define SND_SET_DEVICE_PROC 2 +#define SND_SET_VOLUME_PROC 3 + +struct rpc_snd_set_device_args { + uint32_t device; + uint32_t ear_mute; + uint32_t mic_mute; + + uint32_t cb_func; + uint32_t client_data; +}; + +struct rpc_snd_set_volume_args { + uint32_t device; + uint32_t method; + uint32_t volume; + + uint32_t cb_func; + uint32_t client_data; +}; + +struct snd_set_device_msg { + struct rpc_request_hdr hdr; + struct rpc_snd_set_device_args args; +}; + +struct snd_set_volume_msg { + struct rpc_request_hdr hdr; + struct rpc_snd_set_volume_args args; +}; + +struct snd_endpoint *get_snd_endpoints(int *size); + +static inline int check_mute(int mute) +{ + return (mute == SND_MUTE_MUTED || + mute == SND_MUTE_UNMUTED) ? 0 : -EINVAL; +} + +static int get_endpoint(struct snd_ctxt *snd, unsigned long arg) +{ + int rc = 0, index; + struct msm_snd_endpoint ept; + + if (copy_from_user(&ept, (void __user *)arg, sizeof(ept))) { + pr_err("snd_ioctl get endpoint: invalid read pointer.\n"); + return -EFAULT; + } + + index = ept.id; + if (index < 0 || index >= snd->snd_epts->num) { + pr_err("snd_ioctl get endpoint: invalid index!\n"); + return -EINVAL; + } + + ept.id = snd->snd_epts->endpoints[index].id; + strncpy(ept.name, + snd->snd_epts->endpoints[index].name, + sizeof(ept.name)); + + if (copy_to_user((void __user *)arg, &ept, sizeof(ept))) { + pr_err("snd_ioctl get endpoint: invalid write pointer.\n"); + rc = -EFAULT; + } + + return rc; +} + +static long snd_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct snd_set_device_msg dmsg; + struct snd_set_volume_msg vmsg; + struct msm_snd_device_config dev; + struct msm_snd_volume_config vol; + struct snd_ctxt *snd = file->private_data; + int rc = 0; + + mutex_lock(&snd->lock); + switch (cmd) { + case SND_SET_DEVICE: + if (copy_from_user(&dev, (void __user *) arg, sizeof(dev))) { + pr_err("snd_ioctl set device: invalid pointer.\n"); + rc = -EFAULT; + break; + } + + dmsg.args.device = cpu_to_be32(dev.device); + dmsg.args.ear_mute = cpu_to_be32(dev.ear_mute); + dmsg.args.mic_mute = cpu_to_be32(dev.mic_mute); + if (check_mute(dev.ear_mute) < 0 || + check_mute(dev.mic_mute) < 0) { + pr_err("snd_ioctl set device: invalid mute status.\n"); + rc = -EINVAL; + break; + } + dmsg.args.cb_func = -1; + dmsg.args.client_data = 0; + + pr_info("snd_set_device %d %d %d\n", dev.device, + dev.ear_mute, dev.mic_mute); + + rc = msm_rpc_call(snd->ept, + SND_SET_DEVICE_PROC, + &dmsg, sizeof(dmsg), 5 * HZ); + break; + + case SND_SET_VOLUME: + if (copy_from_user(&vol, (void __user *) arg, sizeof(vol))) { + pr_err("snd_ioctl set volume: invalid pointer.\n"); + rc = -EFAULT; + break; + } + + vmsg.args.device = cpu_to_be32(vol.device); + vmsg.args.method = cpu_to_be32(vol.method); + if (vol.method != SND_METHOD_VOICE) { + pr_err("snd_ioctl set volume: invalid method.\n"); + rc = -EINVAL; + break; + } + + vmsg.args.volume = cpu_to_be32(vol.volume); + vmsg.args.cb_func = -1; + vmsg.args.client_data = 0; + + pr_info("snd_set_volume %d %d %d\n", vol.device, + vol.method, vol.volume); + + rc = msm_rpc_call(snd->ept, + SND_SET_VOLUME_PROC, + &vmsg, sizeof(vmsg), 5 * HZ); + break; + + case SND_GET_NUM_ENDPOINTS: + if (copy_to_user((void __user *)arg, + &snd->snd_epts->num, sizeof(unsigned))) { + pr_err("snd_ioctl get endpoint: invalid pointer.\n"); + rc = -EFAULT; + } + break; + + case SND_GET_ENDPOINT: + rc = get_endpoint(snd, arg); + break; + + default: + pr_err("snd_ioctl unknown command.\n"); + rc = -EINVAL; + break; + } + mutex_unlock(&snd->lock); + + return rc; +} + +static int snd_release(struct inode *inode, struct file *file) +{ + struct snd_ctxt *snd = file->private_data; + + mutex_lock(&snd->lock); + snd->opened = 0; + mutex_unlock(&snd->lock); + return 0; +} + +static int snd_open(struct inode *inode, struct file *file) +{ + struct snd_ctxt *snd = &the_snd; + int rc = 0; + + mutex_lock(&snd->lock); + if (snd->opened == 0) { + if (snd->ept == NULL) { + snd->ept = msm_rpc_connect(RPC_SND_PROG, RPC_SND_VERS, + MSM_RPC_UNINTERRUPTIBLE); + if (IS_ERR(snd->ept)) { + rc = PTR_ERR(snd->ept); + snd->ept = NULL; + pr_err("snd: failed to connect snd svc\n"); + goto err; + } + } + file->private_data = snd; + snd->opened = 1; + } else { + pr_err("snd already opened.\n"); + rc = -EBUSY; + } + +err: + mutex_unlock(&snd->lock); + return rc; +} + +static struct file_operations snd_fops = { + .owner = THIS_MODULE, + .open = snd_open, + .release = snd_release, + .unlocked_ioctl = snd_ioctl, +}; + +struct miscdevice snd_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "msm_snd", + .fops = &snd_fops, +}; + +static int snd_probe(struct platform_device *pdev) +{ + struct snd_ctxt *snd = &the_snd; + mutex_init(&snd->lock); + snd->snd_epts = (struct msm_snd_endpoints *)pdev->dev.platform_data; + return misc_register(&snd_misc); +} + +static struct platform_driver snd_plat_driver = { + .probe = snd_probe, + .driver = { + .name = "msm_snd", + .owner = THIS_MODULE, + }, +}; + +static int __init snd_init(void) +{ + return platform_driver_register(&snd_plat_driver); +} + +module_init(snd_init); |