diff options
Diffstat (limited to 'drivers/staging/msm/tvenc.c')
-rw-r--r-- | drivers/staging/msm/tvenc.c | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/drivers/staging/msm/tvenc.c b/drivers/staging/msm/tvenc.c deleted file mode 100644 index 4fbb77b253d..00000000000 --- a/drivers/staging/msm/tvenc.c +++ /dev/null @@ -1,296 +0,0 @@ -/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only 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, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/time.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/spinlock.h> -#include <linux/delay.h> -#include <mach/hardware.h> -#include <linux/io.h> - -#include <asm/system.h> -#include <asm/mach-types.h> -#include <linux/semaphore.h> -#include <linux/uaccess.h> -#include <linux/clk.h> -#include <linux/platform_device.h> -#include <linux/pm_qos_params.h> - -#define TVENC_C -#include "tvenc.h" -#include "msm_fb.h" - -static int tvenc_probe(struct platform_device *pdev); -static int tvenc_remove(struct platform_device *pdev); - -static int tvenc_off(struct platform_device *pdev); -static int tvenc_on(struct platform_device *pdev); - -static struct platform_device *pdev_list[MSM_FB_MAX_DEV_LIST]; -static int pdev_list_cnt; - -static struct clk *tvenc_clk; -static struct clk *tvdac_clk; - -static struct platform_driver tvenc_driver = { - .probe = tvenc_probe, - .remove = tvenc_remove, - .suspend = NULL, -// .suspend_late = NULL, -// .resume_early = NULL, - .resume = NULL, - .shutdown = NULL, - .driver = { - .name = "tvenc", - }, -}; - -static struct tvenc_platform_data *tvenc_pdata; - -static int tvenc_off(struct platform_device *pdev) -{ - int ret = 0; - - ret = panel_next_off(pdev); - - clk_disable(tvenc_clk); - clk_disable(tvdac_clk); - - if (tvenc_pdata && tvenc_pdata->pm_vid_en) - ret = tvenc_pdata->pm_vid_en(0); - - //pm_qos_update_requirement(PM_QOS_SYSTEM_BUS_FREQ , "tvenc", - // PM_QOS_DEFAULT_VALUE); - - if (ret) - printk(KERN_ERR "%s: pm_vid_en(off) failed! %d\n", - __func__, ret); - - return ret; -} - -static int tvenc_on(struct platform_device *pdev) -{ - int ret = 0; - -// pm_qos_update_requirement(PM_QOS_SYSTEM_BUS_FREQ , "tvenc", -// 128000); - if (tvenc_pdata && tvenc_pdata->pm_vid_en) - ret = tvenc_pdata->pm_vid_en(1); - - if (ret) { - printk(KERN_ERR "%s: pm_vid_en(on) failed! %d\n", - __func__, ret); - return ret; - } - - clk_enable(tvenc_clk); - clk_enable(tvdac_clk); - - ret = panel_next_on(pdev); - - return ret; -} - -void tvenc_gen_test_pattern(struct msm_fb_data_type *mfd) -{ - uint32 reg = 0, i; - - reg = readl(MSM_TV_ENC_CTL); - reg |= TVENC_CTL_TEST_PATT_EN; - - for (i = 0; i < 3; i++) { - TV_OUT(TV_ENC_CTL, 0); /* disable TV encoder */ - - switch (i) { - /* - * TV Encoder - Color Bar Test Pattern - */ - case 0: - reg |= TVENC_CTL_TPG_CLRBAR; - break; - /* - * TV Encoder - Red Frame Test Pattern - */ - case 1: - reg |= TVENC_CTL_TPG_REDCLR; - break; - /* - * TV Encoder - Modulated Ramp Test Pattern - */ - default: - reg |= TVENC_CTL_TPG_MODRAMP; - break; - } - - TV_OUT(TV_ENC_CTL, reg); - mdelay(5000); - - switch (i) { - /* - * TV Encoder - Color Bar Test Pattern - */ - case 0: - reg &= ~TVENC_CTL_TPG_CLRBAR; - break; - /* - * TV Encoder - Red Frame Test Pattern - */ - case 1: - reg &= ~TVENC_CTL_TPG_REDCLR; - break; - /* - * TV Encoder - Modulated Ramp Test Pattern - */ - default: - reg &= ~TVENC_CTL_TPG_MODRAMP; - break; - } - } -} - -static int tvenc_resource_initialized; - -static int tvenc_probe(struct platform_device *pdev) -{ - struct msm_fb_data_type *mfd; - struct platform_device *mdp_dev = NULL; - struct msm_fb_panel_data *pdata = NULL; - int rc; - - if (pdev->id == 0) { - tvenc_base = ioremap(pdev->resource[0].start, - pdev->resource[0].end - - pdev->resource[0].start + 1); - if (!tvenc_base) { - printk(KERN_ERR - "tvenc_base ioremap failed!\n"); - return -ENOMEM; - } - tvenc_pdata = pdev->dev.platform_data; - tvenc_resource_initialized = 1; - return 0; - } - - if (!tvenc_resource_initialized) - return -EPERM; - - mfd = platform_get_drvdata(pdev); - - if (!mfd) - return -ENODEV; - - if (mfd->key != MFD_KEY) - return -EINVAL; - - if (pdev_list_cnt >= MSM_FB_MAX_DEV_LIST) - return -ENOMEM; - - if (tvenc_base == NULL) - return -ENOMEM; - - mdp_dev = platform_device_alloc("mdp", pdev->id); - if (!mdp_dev) - return -ENOMEM; - - /* - * link to the latest pdev - */ - mfd->pdev = mdp_dev; - mfd->dest = DISPLAY_TV; - - /* - * alloc panel device data - */ - if (platform_device_add_data - (mdp_dev, pdev->dev.platform_data, - sizeof(struct msm_fb_panel_data))) { - printk(KERN_ERR "tvenc_probe: platform_device_add_data failed!\n"); - platform_device_put(mdp_dev); - return -ENOMEM; - } - /* - * data chain - */ - pdata = mdp_dev->dev.platform_data; - pdata->on = tvenc_on; - pdata->off = tvenc_off; - pdata->next = pdev; - - /* - * get/set panel specific fb info - */ - mfd->panel_info = pdata->panel_info; - mfd->fb_imgType = MDP_YCRYCB_H2V1; - - /* - * set driver data - */ - platform_set_drvdata(mdp_dev, mfd); - - /* - * register in mdp driver - */ - rc = platform_device_add(mdp_dev); - if (rc) - goto tvenc_probe_err; - - pdev_list[pdev_list_cnt++] = pdev; - return 0; - -tvenc_probe_err: - platform_device_put(mdp_dev); - return rc; -} - -static int tvenc_remove(struct platform_device *pdev) -{ -// pm_qos_remove_requirement(PM_QOS_SYSTEM_BUS_FREQ , "tvenc"); - return 0; -} - -static int tvenc_register_driver(void) -{ - return platform_driver_register(&tvenc_driver); -} - -static int __init tvenc_driver_init(void) -{ - tvenc_clk = clk_get(NULL, "tv_enc_clk"); - tvdac_clk = clk_get(NULL, "tv_dac_clk"); - - if (IS_ERR(tvenc_clk)) { - printk(KERN_ERR "error: can't get tvenc_clk!\n"); - return PTR_ERR(tvenc_clk); - } - - if (IS_ERR(tvdac_clk)) { - printk(KERN_ERR "error: can't get tvdac_clk!\n"); - clk_put(tvenc_clk); - return PTR_ERR(tvdac_clk); - } - -// pm_qos_add_requirement(PM_QOS_SYSTEM_BUS_FREQ , "tvenc", -// PM_QOS_DEFAULT_VALUE); - return tvenc_register_driver(); -} - -module_init(tvenc_driver_init); |