diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2025-06-25 11:22:30 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2025-06-25 11:22:48 +0200 |
| commit | c73ebc0dbb6ed968cb58d04d82ede3b5fb95e8bf (patch) | |
| tree | a92d885d2c3810aa5c556f1ac793fb864ce9e6f7 | |
| parent | 5582cbdf7bb5d048414967b902553d70d93694a0 (diff) | |
| parent | e3ad987e9dc7d1e12e3f2f1e623f0e174cd0ca78 (diff) | |
Merge tag 'iwlwifi-next-2025-06-25' of https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
Miri Korenblit says:
====================
iwlwifi-next - iwlwifi features
Mostly cleanups. A few fixes and small features.
====================
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
69 files changed, 782 insertions, 613 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index e54731af45d7c..a7bb993320299 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12521,7 +12521,7 @@ M: Miri Korenblit <miriam.rachel.korenblit@intel.com> L: linux-wireless@vger.kernel.org S: Supported W: https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi -T: git git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi.git +T: git https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next.git/ F: drivers/net/wireless/intel/iwlwifi/ INTEL WMI SLIM BOOTLOADER (SBL) FIRMWARE UPDATE DRIVER diff --git a/drivers/net/wireless/intel/iwlwifi/Kconfig b/drivers/net/wireless/intel/iwlwifi/Kconfig index 82f577da1a8b5..153a8368b4127 100644 --- a/drivers/net/wireless/intel/iwlwifi/Kconfig +++ b/drivers/net/wireless/intel/iwlwifi/Kconfig @@ -97,6 +97,7 @@ config IWLWIFI_OPMODE_MODULAR default y if IWLDVM=m default y if IWLMVM=m default y if IWLMLD=m + default y if IWLWIFI_KUNIT_TESTS=m comment "WARNING: iwlwifi is useless without IWLDVM or IWLMVM or IWLMLD" depends on IWLDVM=n && IWLMVM=n && IWLMLD=n diff --git a/drivers/net/wireless/intel/iwlwifi/Makefile b/drivers/net/wireless/intel/iwlwifi/Makefile index 3f476e3337269..b82392978b764 100644 --- a/drivers/net/wireless/intel/iwlwifi/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/Makefile @@ -7,9 +7,11 @@ iwlwifi-objs += iwl-debug.o iwlwifi-objs += iwl-nvm-utils.o iwlwifi-objs += iwl-utils.o iwlwifi-objs += iwl-phy-db.o iwl-nvm-parse.o -iwlwifi-objs += pcie/drv.o pcie/rx.o pcie/tx.o pcie/trans.o -iwlwifi-objs += pcie/ctxt-info.o pcie/ctxt-info-v2.o -iwlwifi-objs += pcie/trans-gen2.o pcie/tx-gen2.o + +# Bus +iwlwifi-objs += pcie/ctxt-info.o pcie/ctxt-info-v2.o pcie/drv.o pcie/utils.o +iwlwifi-objs += pcie/gen1_2/rx.o pcie/gen1_2/tx.o pcie/gen1_2/trans.o +iwlwifi-objs += pcie/gen1_2/trans-gen2.o pcie/gen1_2/tx-gen2.o CFLAGS_pcie/drv.o += -Wno-override-init diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/bz.c b/drivers/net/wireless/intel/iwlwifi/cfg/bz.c index 05e45fff8b362..b5ad6d635fcb2 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/bz.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/bz.c @@ -13,7 +13,7 @@ #define IWL_BZ_UCODE_API_MAX 99 /* Lowest firmware API version supported */ -#define IWL_BZ_UCODE_API_MIN 93 +#define IWL_BZ_UCODE_API_MIN 94 /* Memory offsets and lengths */ #define IWL_BZ_SMEM_OFFSET 0x400000 diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/dr.c b/drivers/net/wireless/intel/iwlwifi/cfg/dr.c index 45e55cef42ead..95aa27c35357e 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/dr.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/dr.c @@ -12,7 +12,7 @@ #define IWL_DR_UCODE_API_MAX 99 /* Lowest firmware API version supported */ -#define IWL_DR_UCODE_API_MIN 97 +#define IWL_DR_UCODE_API_MIN 98 /* Memory offsets and lengths */ #define IWL_DR_SMEM_OFFSET 0x400000 diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/sc.c b/drivers/net/wireless/intel/iwlwifi/cfg/sc.c index b2e4d40352963..12c2adb4b5c4e 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/sc.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/sc.c @@ -13,7 +13,7 @@ #define IWL_SC_UCODE_API_MAX 99 /* Lowest firmware API version supported */ -#define IWL_SC_UCODE_API_MIN 97 +#define IWL_SC_UCODE_API_MIN 98 /* NVM versions */ #define IWL_SC_NVM_VERSION 0x0a1d diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/agn.h b/drivers/net/wireless/intel/iwlwifi/dvm/agn.h index b39bf401567ff..f46c65d75962b 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/agn.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/agn.h @@ -397,6 +397,8 @@ static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state) * returns a (newly allocated) struct containing all the * relevant values for driver use. The struct must be freed * later with iwl_free_nvm_data(). + * + * Return: the parsed NVM data */ struct iwl_nvm_data * iwl_parse_eeprom_data(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/commands.h b/drivers/net/wireless/intel/iwlwifi/dvm/commands.h index 96ea6c8dfc890..138b11f51d009 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/commands.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/commands.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2023-2024 Intel Corporation + * Copyright (C) 2005-2014, 2023-2025 Intel Corporation */ /* * Please use this file (commands.h) only for uCode API definitions. @@ -614,7 +614,7 @@ struct iwl_rxon_time_cmd { * REPLY_CHANNEL_SWITCH = 0x72 (command, has simple generic response) */ /** - * struct iwl5000_channel_switch_cmd + * struct iwl5000_channel_switch_cmd - channel switch command (5000 series) * @band: 0- 5.2GHz, 1- 2.4GHz * @expect_beacon: 0- resume transmits after channel switch * 1- wait for beacon to resume transmits @@ -635,7 +635,7 @@ struct iwl5000_channel_switch_cmd { } __packed; /** - * struct iwl6000_channel_switch_cmd + * struct iwl6000_channel_switch_cmd - channel switch command (6000 series) * @band: 0- 5.2GHz, 1- 2.4GHz * @expect_beacon: 0- resume transmits after channel switch * 1- wait for beacon to resume transmits @@ -791,7 +791,7 @@ struct iwl_keyinfo { } __packed; /** - * struct sta_id_modify + * struct sta_id_modify - station modify command * @addr: station's MAC address * @reserved1: reserved for alignment * @sta_id: index of station in uCode's station table @@ -2026,7 +2026,7 @@ struct iwl_spectrum_notification { u8 channel; u8 type; /* see enum iwl_measurement_type */ u8 reserved1; - /* NOTE: cca_ofdm, cca_cck, basic_type, and histogram are only only + /* NOTE: cca_ofdm, cca_cck, basic_type, and histogram are only * valid if applicable for measurement type requested. */ __le32 cca_ofdm; /* cca fraction time in 40Mhz clock periods */ __le32 cca_cck; /* cca fraction time in 44Mhz clock periods */ @@ -2992,7 +2992,7 @@ struct iwl_missed_beacon_notif { #define SENSITIVITY_CMD_CONTROL_WORK_TABLE cpu_to_le16(1) /** - * struct iwl_sensitivity_cmd + * struct iwl_sensitivity_cmd - sensitivity configuration command * @control: (1) updates working table, (0) updates default table * @table: energy threshold values, use HD_* as index into table * @@ -3848,7 +3848,7 @@ struct iwlagn_wowlan_status { #define IWL_MIN_SLOT_TIME 20 /** - * struct iwl_wipan_slot + * struct iwl_wipan_slot - WiPAN slot configuration * @width: Time in TU * @type: * 0 - BSS @@ -3868,7 +3868,7 @@ struct iwl_wipan_slot { #define IWL_WIPAN_PARAMS_FLG_FULL_SLOTTED_MODE BIT(5) /** - * struct iwl_wipan_params_cmd + * struct iwl_wipan_params_cmd - WiPAN parameters * @flags: * bit0: reserved * bit1: CP leave channel with CTS diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/dev.h b/drivers/net/wireless/intel/iwlwifi/dvm/dev.h index 25b24820466d9..4d12bf9017036 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/dev.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/dev.h @@ -104,7 +104,7 @@ struct iwl_qos_info { }; /** - * enum iwl_agg_state + * enum iwl_agg_state - aggregation state * * The state machine of the BA agreement establishment / tear down. * These states relate to a specific RA / TID. @@ -519,7 +519,7 @@ enum iwl_scan_type { }; /** - * struct iwl_hw_params + * struct iwl_hw_params - HW parameters * * Holds the module parameters * diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/devices.c b/drivers/net/wireless/intel/iwlwifi/dvm/devices.c index 3447ae0b160a4..be7e61e2b2913 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/devices.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/devices.c @@ -55,6 +55,7 @@ static void iwl1000_nic_config(struct iwl_priv *priv) * iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time * @priv: pointer to iwl_priv data structure * @tsf_bits: number of bits need to shift for masking) + * Return: low 32 bits of beacon time mask */ static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv, u16 tsf_bits) @@ -66,6 +67,7 @@ static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv, * iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time * @priv: pointer to iwl_priv data structure * @tsf_bits: number of bits need to shift for masking) + * Return: high 32 bits of beacon time mask */ static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv, u16 tsf_bits) diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/main.c b/drivers/net/wireless/intel/iwlwifi/dvm/main.c index 66211426aa3a2..e015b83bb6e9b 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/main.c @@ -1049,9 +1049,11 @@ static void iwl_bg_restart(struct work_struct *data) * *****************************************************************************/ -static void iwl_setup_deferred_work(struct iwl_priv *priv) +static int iwl_setup_deferred_work(struct iwl_priv *priv) { priv->workqueue = alloc_ordered_workqueue(DRV_NAME, 0); + if (!priv->workqueue) + return -ENOMEM; INIT_WORK(&priv->restart, iwl_bg_restart); INIT_WORK(&priv->beacon_update, iwl_bg_beacon_update); @@ -1068,6 +1070,8 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv) timer_setup(&priv->statistics_periodic, iwl_bg_statistics_periodic, 0); timer_setup(&priv->ucode_trace, iwl_bg_ucode_trace, 0); + + return 0; } void iwl_cancel_deferred_work(struct iwl_priv *priv) @@ -1463,7 +1467,9 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, /******************** * 6. Setup services ********************/ - iwl_setup_deferred_work(priv); + if (iwl_setup_deferred_work(priv)) + goto out_uninit_drv; + iwl_setup_rx_handlers(priv); iwl_power_initialize(priv); @@ -1502,6 +1508,7 @@ out_destroy_workqueue: iwl_cancel_deferred_work(priv); destroy_workqueue(priv->workqueue); priv->workqueue = NULL; +out_uninit_drv: iwl_uninit_drv(priv); out_free_eeprom_blob: kfree(priv->eeprom_blob); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/power.h b/drivers/net/wireless/intel/iwlwifi/dvm/power.h index f38201ce1e991..1a688d942bcac 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/power.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/power.h @@ -23,6 +23,4 @@ int iwl_power_set_mode(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd, int iwl_power_update_mode(struct iwl_priv *priv, bool force); void iwl_power_initialize(struct iwl_priv *priv); -extern bool no_sleep_autoadjust; - #endif /* __iwl_power_setting_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c index 8879e668ef0da..ed964103281ed 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c @@ -2899,7 +2899,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv, /* Repeat initial/next rate. * For legacy IWL_NUMBER_TRY == 1, this loop will not execute. * For HT IWL_HT_NUMBER_TRY == 3, this executes twice. */ - while (repeat_rate > 0 && (index < LINK_QUAL_MAX_RETRY_NUM)) { + while (repeat_rate > 0 && index < (LINK_QUAL_MAX_RETRY_NUM - 1)) { if (is_legacy(tbl_type.lq_type)) { if (ant_toggle_cnt < NUM_TRY_BEFORE_ANT_TOGGLE) ant_toggle_cnt++; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rx.c b/drivers/net/wireless/intel/iwlwifi/dvm/rx.c index 5f8b608240438..b34ee68f3dce0 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rx.c @@ -429,7 +429,7 @@ static void iwlagn_rx_statistics(struct iwl_priv *priv, * thermal update even if the uCode doesn't give * us one */ mod_timer(&priv->statistics_periodic, jiffies + - msecs_to_jiffies(reg_recalib_period * 1000)); + secs_to_jiffies(reg_recalib_period)); if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) && (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) { diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/tx.c b/drivers/net/wireless/intel/iwlwifi/dvm/tx.c index 24fefa0e81488..a7806776a51eb 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/tx.c @@ -232,6 +232,8 @@ static void iwlagn_tx_cmd_build_hwcrypto(struct iwl_priv *priv, * that may be %NULL, for example during TX or key setup. In * that case, we need to use the broadcast station, so this * inline wraps that pattern. + * + * Return: station ID for mac80211 station (or broadcast if %NULL) */ static int iwl_sta_id_or_broadcast(struct iwl_rxon_context *context, struct ieee80211_sta *sta) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h b/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h index 9c271ea67155c..9ce819503aed3 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2024 Intel Corporation + * Copyright (C) 2012-2014, 2018-2025 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH */ @@ -19,9 +19,11 @@ enum iwl_d0i3_flags { /** * enum iwl_d3_wakeup_flags - D3 manager wakeup flags * @IWL_WAKEUP_D3_CONFIG_FW_ERROR: wake up on firmware sysassert + * @IWL_WAKEUP_D3_HOST_TIMER: wake up on host timer expiry */ enum iwl_d3_wakeup_flags { - IWL_WAKEUP_D3_CONFIG_FW_ERROR = BIT(0), + IWL_WAKEUP_D3_CONFIG_FW_ERROR = BIT(0), + IWL_WAKEUP_D3_HOST_TIMER = BIT(1), }; /* D3_MANAGER_WAKEUP_CONFIG_API_E_VER_3 */ /** diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h b/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h index 557832563f89e..62bd35a8f6805 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/tx.h @@ -864,7 +864,7 @@ struct iwl_extended_beacon_notif { /** * enum iwl_dump_control - dump (flush) control flags - * @DUMP_TX_FIFO_FLUSH: Dump MSDUs until the the FIFO is empty + * @DUMP_TX_FIFO_FLUSH: Dump MSDUs until the FIFO is empty * and the TFD queues are empty. */ enum iwl_dump_control { diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index ea739ebe7cb0f..fd60a68161508 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -1106,6 +1106,7 @@ static int iwl_dump_ini_prph_phy_iter_common(struct iwl_fw_runtime *fwrt, u32 prph_val; u32 dphy_state; u32 dphy_addr; + u32 prph_stts; int i; range->internal_base_addr = cpu_to_le32(addr); @@ -1133,6 +1134,21 @@ static int iwl_dump_ini_prph_phy_iter_common(struct iwl_fw_runtime *fwrt, iwl_write_prph_no_grab(fwrt->trans, indirect_wr_addr, WMAL_INDRCT_CMD(addr + i)); + + if (fwrt->trans->info.hw_rf_id != IWL_CFG_RF_TYPE_JF1 && + fwrt->trans->info.hw_rf_id != IWL_CFG_RF_TYPE_JF2 && + fwrt->trans->info.hw_rf_id != IWL_CFG_RF_TYPE_HR1 && + fwrt->trans->info.hw_rf_id != IWL_CFG_RF_TYPE_HR2) { + udelay(2); + prph_stts = iwl_read_prph_no_grab(fwrt->trans, + WMAL_MRSPF_STTS); + + /* Abort dump if status is 0xA5A5A5A2 or FIFO1 empty */ + if (prph_stts == WMAL_TIMEOUT_VAL || + !WMAL_MRSPF_STTS_IS_FIFO1_NOT_EMPTY(prph_stts)) + break; + } + prph_val = iwl_read_prph_no_grab(fwrt->trans, indirect_rd_addr); *val++ = cpu_to_le32(prph_val); @@ -3008,6 +3024,7 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, struct iwl_fw_dump_desc *desc; unsigned int delay = 0; bool monitor_only = false; + int ret; if (trigger) { u16 occurrences = le16_to_cpu(trigger->occurrences) - 1; @@ -3038,7 +3055,11 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt, desc->trig_desc.type = cpu_to_le32(trig); memcpy(desc->trig_desc.data, str, len); - return iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); + ret = iwl_fw_dbg_collect_desc(fwrt, desc, monitor_only, delay); + if (ret) + kfree(desc); + + return ret; } IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect); @@ -3046,7 +3067,7 @@ int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, struct iwl_fw_dbg_trigger_tlv *trigger, const char *fmt, ...) { - int ret, len = 0; + int len = 0; char buf[64]; if (iwl_trans_dbg_ini_valid(fwrt->trans)) @@ -3068,13 +3089,8 @@ int iwl_fw_dbg_collect_trig(struct iwl_fw_runtime *fwrt, len = strlen(buf) + 1; } - ret = iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, - trigger); - - if (ret) - return ret; - - return 0; + return iwl_fw_dbg_collect(fwrt, le32_to_cpu(trigger->id), buf, len, + trigger); } IWL_EXPORT_SYMBOL(iwl_fw_dbg_collect_trig); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c index c70f2a20f7d55..803ba35e75018 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c @@ -198,7 +198,7 @@ void iwl_fw_trigger_timestamp(struct iwl_fw_runtime *fwrt, u32 delay) iwl_fw_cancel_timestamp(fwrt); - fwrt->timestamp.delay = msecs_to_jiffies(delay * 1000); + fwrt->timestamp.delay = secs_to_jiffies(delay); schedule_delayed_work(&fwrt->timestamp.wk, round_jiffies_relative(fwrt->timestamp.delay)); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/img.h b/drivers/net/wireless/intel/iwlwifi/fw/img.h index f9de139561a0b..e055f798a398c 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/img.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/img.h @@ -53,8 +53,8 @@ struct iwl_ucode_capabilities { u32 num_stations; u32 num_links; u32 num_beacons; - unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)]; - unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)]; + DECLARE_BITMAP(_api, NUM_IWL_UCODE_TLV_API); + DECLARE_BITMAP(_capa, NUM_IWL_UCODE_TLV_CAPA); const struct iwl_fw_cmd_version *cmd_versions; u32 n_cmd_versions; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c index 4f3c2f7f4f5b2..3bcd375995cc4 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c @@ -332,7 +332,7 @@ iwl_pnvm_load_pnvm_to_trans(struct iwl_trans *trans, ret = iwl_trans_load_pnvm(trans, pnvm_data, capa); if (ret) goto free; - IWL_INFO(trans, "loaded PNVM version %08x\n", pnvm_data->version); + IWL_DEBUG_INFO(trans, "loaded PNVM version %08x\n", pnvm_data->version); set: iwl_trans_set_pnvm(trans, capa); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h index 0fd452cb94ae5..f3fa37fee2e49 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h @@ -113,6 +113,7 @@ #define CSR_IPC_STATE_RESET_SW_READY 1 #define CSR_IPC_STATE_RESET_TOP_READY 2 #define CSR_IPC_STATE_RESET_TOP_FOLLOWER 3 +#define CSR_IPC_STATE_TOP_RESET_REQ BIT(6) #define CSR_IPC_SLEEP_CONTROL (CSR_BASE + 0x114) #define CSR_IPC_SLEEP_CONTROL_SUSPEND 0x3 diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 9504a0cb8b13d..6492bc7d16803 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1276,8 +1276,8 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, if (tlv_len != sizeof(*fseq_ver)) goto invalid_tlv_len; - IWL_INFO(drv, "TLV_FW_FSEQ_VERSION: %.32s\n", - fseq_ver->version); + IWL_DEBUG_INFO(drv, "TLV_FW_FSEQ_VERSION: %.32s\n", + fseq_ver->version); } break; case IWL_UCODE_TLV_FW_NUM_STATIONS: diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index 0592f0f59d1c9..1e4162f1bb44b 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -160,23 +160,26 @@ static struct ieee80211_rate iwl_cfg80211_rates[] = { * @NVM_CHANNEL_DC_HIGH: DC HIGH required/allowed (?) * @NVM_CHANNEL_VLP: client support connection to UHB VLP AP * @NVM_CHANNEL_AFC: client support connection to UHB AFC AP + * @NVM_CHANNEL_VLP_AP_NOT_ALLOWED: UHB VLP AP not allowed, + * Valid only when %NVM_CHANNEL_VLP is enabled. */ enum iwl_nvm_channel_flags { - NVM_CHANNEL_VALID = BIT(0), - NVM_CHANNEL_IBSS = BIT(1), - NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY = BIT(2), - NVM_CHANNEL_ACTIVE = BIT(3), - NVM_CHANNEL_RADAR = BIT(4), - NVM_CHANNEL_INDOOR_ONLY = BIT(5), - NVM_CHANNEL_GO_CONCURRENT = BIT(6), - NVM_CHANNEL_UNIFORM = BIT(7), - NVM_CHANNEL_20MHZ = BIT(8), - NVM_CHANNEL_40MHZ = BIT(9), - NVM_CHANNEL_80MHZ = BIT(10), - NVM_CHANNEL_160MHZ = BIT(11), - NVM_CHANNEL_DC_HIGH = BIT(12), - NVM_CHANNEL_VLP = BIT(13), - NVM_CHANNEL_AFC = BIT(14), + NVM_CHANNEL_VALID = BIT(0), + NVM_CHANNEL_IBSS = BIT(1), + NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY = BIT(2), + NVM_CHANNEL_ACTIVE = BIT(3), + NVM_CHANNEL_RADAR = BIT(4), + NVM_CHANNEL_INDOOR_ONLY = BIT(5), + NVM_CHANNEL_GO_CONCURRENT = BIT(6), + NVM_CHANNEL_UNIFORM = BIT(7), + NVM_CHANNEL_20MHZ = BIT(8), + NVM_CHANNEL_40MHZ = BIT(9), + NVM_CHANNEL_80MHZ = BIT(10), + NVM_CHANNEL_160MHZ = BIT(11), + NVM_CHANNEL_DC_HIGH = BIT(12), + NVM_CHANNEL_VLP = BIT(13), + NVM_CHANNEL_AFC = BIT(14), + NVM_CHANNEL_VLP_AP_NOT_ALLOWED = BIT(15), }; /** @@ -1044,6 +1047,7 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, case IWL_CFG_RF_TYPE_GF: case IWL_CFG_RF_TYPE_FM: case IWL_CFG_RF_TYPE_WH: + case IWL_CFG_RF_TYPE_PE: iftype_data->he_cap.he_cap_elem.phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU; if (!is_ap) @@ -1629,8 +1633,7 @@ IWL_EXPORT_SYMBOL(iwl_parse_nvm_data); static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, int ch_idx, u16 nvm_flags, - struct iwl_reg_capa reg_capa, - const struct iwl_rf_cfg *cfg) + struct iwl_reg_capa reg_capa) { u32 flags = NL80211_RRF_NO_HT40; @@ -1685,10 +1688,12 @@ static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, } /* Set the AP type for the UHB case. */ - if (nvm_flags & NVM_CHANNEL_VLP) - flags |= NL80211_RRF_ALLOW_6GHZ_VLP_AP; - else + if (nvm_flags & NVM_CHANNEL_VLP) { + if (!(nvm_flags & NVM_CHANNEL_VLP_AP_NOT_ALLOWED)) + flags |= NL80211_RRF_ALLOW_6GHZ_VLP_AP; + } else { flags |= NL80211_RRF_NO_6GHZ_VLP_CLIENT; + } if (!(nvm_flags & NVM_CHANNEL_AFC)) flags |= NL80211_RRF_NO_6GHZ_AFC_CLIENT; @@ -1815,8 +1820,8 @@ iwl_parse_nvm_mcc_info(struct iwl_trans *trans, } reg_rule_flags = iwl_nvm_get_regdom_bw_flags(nvm_chan, ch_idx, - ch_flags, reg_capa, - cfg); + ch_flags, + reg_capa); /* we can't continue the same rule */ if (ch_idx == 0 || prev_reg_rule_flags != reg_rule_flags || diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h index 5dc299296d6dd..a146d0e399f22 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-op-mode.h @@ -147,6 +147,8 @@ struct iwl_fw_error_dump_mode { * Op_mode needs to reset its internal state because the device did not * survive the system state transition. The firmware is no longer running, * etc... + * @dump: Op_mode needs to collect the firmware dump upon this handler + * being called. */ struct iwl_op_mode_ops { struct iwl_op_mode *(*start)(struct iwl_trans *trans, @@ -174,6 +176,7 @@ struct iwl_op_mode_ops { enum iwl_fw_ini_time_point tp_id, union iwl_dbg_tlv_tp_data *tp_data); void (*device_powered_off)(struct iwl_op_mode *op_mode); + void (*dump)(struct iwl_op_mode *op_mode); }; int iwl_opmode_register(const char *name, const struct iwl_op_mode_ops *ops); @@ -286,4 +289,11 @@ static inline void iwl_op_mode_device_powered_off(struct iwl_op_mode *op_mode) op_mode->ops->device_powered_off(op_mode); } +static inline void iwl_op_mode_dump(struct iwl_op_mode *op_mode) +{ + if (!op_mode || !op_mode->ops || !op_mode->ops->dump) + return; + op_mode->ops->dump(op_mode); +} + #endif /* __iwl_op_mode_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h index 23b2009fbb28b..a7214ddcfaf56 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2018-2024 Intel Corporation + * Copyright (C) 2005-2014, 2018-2025 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016 Intel Deutschland GmbH */ @@ -514,6 +514,14 @@ enum { #define WMAL_INDRCT_CMD(addr) \ ((WMAL_CMD_READ_BURST_ACCESS << WMAL_INDRCT_RD_CMD1_OPMOD_POS) | \ ((addr) & WMAL_INDRCT_RD_CMD1_BYTE_ADDRESS_MSK)) +#define WMAL_MRSPF_STTS 0xADFC24 +#define WMAL_MRSPF_STTS_FIFO1_NOT_EMPTY_POS 15 +#define WMAL_MRSPF_STTS_FIFO1_NOT_EMPTY_MSK 0x8000 +#define WMAL_TIMEOUT_VAL 0xA5A5A5A2 +#define WMAL_MRSPF_STTS_IS_FIFO1_NOT_EMPTY(val) \ + (((val) >> (WMAL_MRSPF_STTS_FIFO1_NOT_EMPTY_POS)) & \ + ((WMAL_MRSPF_STTS_FIFO1_NOT_EMPTY_MSK) >> \ + (WMAL_MRSPF_STTS_FIFO1_NOT_EMPTY_POS))) #define WFPM_LMAC1_PS_CTL_RW 0xA03380 #define WFPM_LMAC2_PS_CTL_RW 0xA033C0 diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.c b/drivers/net/wireless/intel/iwlwifi/iwl-trans.c index 8a40801cf0dde..78808c956444f 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.c @@ -14,8 +14,8 @@ #include "iwl-fh.h" #include <linux/dmapool.h> #include "fw/api/commands.h" -#include "pcie/internal.h" -#include "iwl-context-info-v2.h" +#include "pcie/gen1_2/internal.h" +#include "pcie/iwl-context-info-v2.h" struct iwl_trans_dev_restart_data { struct list_head list; @@ -497,7 +497,19 @@ IWL_EXPORT_SYMBOL(iwl_trans_read_mem); int iwl_trans_write_mem(struct iwl_trans *trans, u32 addr, const void *buf, int dwords) { - return iwl_trans_pcie_write_mem(trans, addr, buf, dwords); + int offs, ret = 0; + const u32 *vals = buf; + + if (iwl_trans_grab_nic_access(trans)) { + iwl_write32(trans, HBUS_TARG_MEM_WADDR, addr); + for (offs = 0; offs < dwords; offs++) + iwl_write32(trans, HBUS_TARG_MEM_WDAT, + vals ? vals[offs] : 0); + iwl_trans_release_nic_access(trans); + } else { + ret = -EBUSY; + } + return ret; } IWL_EXPORT_SYMBOL(iwl_trans_write_mem); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-utils.c b/drivers/net/wireless/intel/iwlwifi/iwl-utils.c index c5b49851e4b98..d503544fda40c 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-utils.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-utils.c @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2024 Intel Corporation + * Copyright (C) 2024-2025 Intel Corporation */ #include <net/gso.h> #include <linux/ieee80211.h> @@ -82,3 +82,114 @@ int iwl_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes, } IWL_EXPORT_SYMBOL(iwl_tx_tso_segment); #endif /* CONFIG_INET */ + +static u32 iwl_div_by_db(u32 value, u8 db) +{ + /* + * 2^32 * 10**(i / 10) for i = [1, 10], skipping 0 and simply stopping + * at 10 dB and looping instead of using a much larger table. + * + * Using 64 bit math is overkill, but means the helper does not require + * a limit on the input range. + */ + static const u32 db_to_val[] = { + 0xcb59185e, 0xa1866ba8, 0x804dce7a, 0x65ea59fe, 0x50f44d89, + 0x404de61f, 0x331426af, 0x2892c18b, 0x203a7e5b, 0x1999999a, + }; + + while (value && db > 0) { + u8 change = min_t(u8, db, ARRAY_SIZE(db_to_val)); + + value = (((u64)value) * db_to_val[change - 1]) >> 32; + + db -= change; + } + + return value; +} + +s8 iwl_average_neg_dbm(const u8 *neg_dbm_values, u8 len) +{ + int average_magnitude; + u32 average_factor; + int sum_magnitude = -128; + u32 sum_factor = 0; + int i, count = 0; + + /* + * To properly average the decibel values (signal values given in dBm) + * we need to do the math in linear space. Doing a linear average of + * dB (dBm) values is a bit annoying though due to the large range of + * at least -10 to -110 dBm that will not fit into a 32 bit integer. + * + * A 64 bit integer should be sufficient, but then we still have the + * problem that there are no directly usable utility functions + * available. + * + * So, lets not deal with that and instead do much of the calculation + * with a 16.16 fixed point integer along with a base in dBm. 16.16 bit + * gives us plenty of head-room for adding up a few values and even + * doing some math on it. And the tail should be accurate enough too + * (1/2^16 is somewhere around -48 dB, so effectively zero). + * + * i.e. the real value of sum is: + * sum = sum_factor / 2^16 * 10^(sum_magnitude / 10) mW + * + * However, that does mean we need to be able to bring two values to + * a common base, so we need a helper for that. + * + * Note that this function takes an input with unsigned negative dBm + * values but returns a signed dBm (i.e. a negative value). + */ + + for (i = 0; i < len; i++) { + int val_magnitude; + u32 val_factor; + + /* Assume invalid */ + if (neg_dbm_values[i] == 0xff) + continue; + + val_factor = 0x10000; + val_magnitude = -neg_dbm_values[i]; + + if (val_magnitude <= sum_magnitude) { + u8 div_db = sum_magnitude - val_magnitude; + + val_factor = iwl_div_by_db(val_factor, div_db); + val_magnitude = sum_magnitude; + } else { + u8 div_db = val_magnitude - sum_magnitude; + + sum_factor = iwl_div_by_db(sum_factor, div_db); + sum_magnitude = val_magnitude; + } + + sum_factor += val_factor; + count++; + } + + /* No valid noise measurement, return a very high noise level */ + if (count == 0) + return 0; + + average_magnitude = sum_magnitude; + average_factor = sum_factor / count; + + /* + * average_factor will be a number smaller than 1.0 (0x10000) at this + * point. What we need to do now is to adjust average_magnitude so that + * average_factor is between -0.5 dB and 0.5 dB. + * + * Just do -1 dB steps and find the point where + * -0.5 dB * -i dB = 0x10000 * 10^(-0.5/10) / i dB + * = div_by_db(0xe429, i) + * is smaller than average_factor. + */ + for (i = 0; average_factor < iwl_div_by_db(0xe429, i); i++) { + /* nothing */ + } + + return clamp(average_magnitude - i, -128, 0); +} +IWL_EXPORT_SYMBOL(iwl_average_neg_dbm); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-utils.h b/drivers/net/wireless/intel/iwlwifi/iwl-utils.h index 8f1f11d06fbe1..5172035e4d269 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-utils.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-utils.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2024 Intel Corporation + * Copyright (C) 2024-2025 Intel Corporation */ #ifndef __iwl_utils_h__ #define __iwl_utils_h__ @@ -53,4 +53,6 @@ u32 iwl_find_ie_offset(u8 *beacon, u8 eid, u32 frame_size) return ie - beacon; } +s8 iwl_average_neg_dbm(const u8 *neg_dbm_values, u8 len); + #endif /* __iwl_utils_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mei/sap.h b/drivers/net/wireless/intel/iwlwifi/mei/sap.h index 3b56637b96979..ba1f75f739c2a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/sap.h +++ b/drivers/net/wireless/intel/iwlwifi/mei/sap.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (C) 2021 - 2022 Intel Corporation + * Copyright (C) 2021 - 2022, 2025 Intel Corporation */ #ifndef __sap_h__ @@ -340,12 +340,12 @@ enum iwl_sap_wifi_auth_type { }; /** - * enum iwl_sap_wifi_cipher_alg - * @SAP_WIFI_CIPHER_ALG_NONE: TBD - * @SAP_WIFI_CIPHER_ALG_TKIP: TBD - * @SAP_WIFI_CIPHER_ALG_CCMP: TBD - * @SAP_WIFI_CIPHER_ALG_GCMP: TBD - * @SAP_WIFI_CIPHER_ALG_GCMP_256: TBD + * enum iwl_sap_wifi_cipher_alg - MEI WiFi cipher algorithm IDs + * @SAP_WIFI_CIPHER_ALG_NONE: No encryption + * @SAP_WIFI_CIPHER_ALG_TKIP: TKIPO + * @SAP_WIFI_CIPHER_ALG_CCMP: CCMP + * @SAP_WIFI_CIPHER_ALG_GCMP: GCMP-128 + * @SAP_WIFI_CIPHER_ALG_GCMP_256: GCMP-256 */ enum iwl_sap_wifi_cipher_alg { SAP_WIFI_CIPHER_ALG_NONE = IWL_MEI_CIPHER_NONE, @@ -601,7 +601,7 @@ enum iwl_sap_flex_filter_flags { }; /** - * struct iwl_sap_flex_filter - + * struct iwl_sap_flex_filter - filter configuration * @src_port: Source port in network format. * @dst_port: Destination port in network format. * @flags: Flags and protocol, see &enum iwl_sap_flex_filter_flags. @@ -633,7 +633,7 @@ enum iwl_sap_ipv4_filter_flags { }; /** - * struct iwl_sap_ipv4_filter- + * struct iwl_sap_ipv4_filter - IPv4 filter configuration * @ipv4_addr: The IP address to filer. * @flags: See &enum iwl_sap_ipv4_filter_flags. */ @@ -643,7 +643,7 @@ struct iwl_sap_ipv4_filter { } __packed; /** - * enum iwl_sap_ipv6_filter_flags - + * enum iwl_sap_ipv6_filter_flags - IPv6 filter flags * @SAP_IPV6_ADDR_FILTER_COPY: Pass packets to the host. * @SAP_IPV6_ADDR_FILTER_ENABLED: If false, the filter should be ignored. */ @@ -653,7 +653,7 @@ enum iwl_sap_ipv6_filter_flags { }; /** - * struct iwl_sap_ipv6_filter - + * struct iwl_sap_ipv6_filter - IPv6 filter configuration * @addr_lo24: Lowest 24 bits of the IPv6 address. * @flags: See &enum iwl_sap_ipv6_filter_flags. */ @@ -663,7 +663,7 @@ struct iwl_sap_ipv6_filter { } __packed; /** - * enum iwl_sap_icmpv6_filter_flags - + * enum iwl_sap_icmpv6_filter_flags - ICMPv6 filter flags * @SAP_ICMPV6_FILTER_ENABLED: If false, the filter should be ignored. * @SAP_ICMPV6_FILTER_COPY: Pass packets to the host. */ @@ -673,8 +673,8 @@ enum iwl_sap_icmpv6_filter_flags { }; /** - * enum iwl_sap_vlan_filter_flags - - * @SAP_VLAN_FILTER_VLAN_ID_MSK: TBD + * enum iwl_sap_vlan_filter_flags - VLAN filter flags + * @SAP_VLAN_FILTER_VLAN_ID_MSK: VLAN ID * @SAP_VLAN_FILTER_ENABLED: If false, the filter should be ignored. */ enum iwl_sap_vlan_filter_flags { @@ -751,7 +751,7 @@ struct iwl_sap_pldr_data { } __packed; /** - * enum iwl_sap_pldr_status - + * enum iwl_sap_pldr_status - product reset status * @SAP_PLDR_STATUS_SUCCESS: PLDR started/ended successfully * @SAP_PLDR_STATUS_FAILURE: PLDR failed to start/end */ diff --git a/drivers/net/wireless/intel/iwlwifi/mld/Makefile b/drivers/net/wireless/intel/iwlwifi/mld/Makefile index ece66e7a9be41..c966e573f4306 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/mld/Makefile @@ -9,8 +9,4 @@ iwlmld-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o iwlmld-$(CONFIG_IWLWIFI_LEDS) += led.o iwlmld-$(CONFIG_PM_SLEEP) += d3.o -# non-upstream things -iwlmld-$(CONFIG_IWL_VENDOR_CMDS) += vendor-cmd.o -iwlmld-$(CONFIG_IWLMVM_AX_SOFTAP_TESTMODE) += ax-softap-testmode.o - subdir-ccflags-y += -I$(src)/../ diff --git a/drivers/net/wireless/intel/iwlwifi/mld/d3.c b/drivers/net/wireless/intel/iwlwifi/mld/d3.c index c776543cbba5f..af12b3d818996 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/d3.c @@ -204,66 +204,6 @@ void iwl_mld_ipv6_addr_change(struct ieee80211_hw *hw, } #endif -enum rt_status { - FW_ALIVE, - FW_NEEDS_RESET, - FW_ERROR, -}; - -static enum rt_status iwl_mld_check_err_tables(struct iwl_mld *mld, - struct ieee80211_vif *vif) -{ - u32 err_id; - - /* check for lmac1 error */ - if (iwl_fwrt_read_err_table(mld->trans, - mld->trans->dbg.lmac_error_event_table[0], - &err_id)) { - if (err_id == RF_KILL_INDICATOR_FOR_WOWLAN && vif) { - struct cfg80211_wowlan_wakeup wakeup = { - .rfkill_release = true, - }; - ieee80211_report_wowlan_wakeup(vif, &wakeup, - GFP_KERNEL); - - return FW_NEEDS_RESET; - } - return FW_ERROR; - } - - /* check if we have lmac2 set and check for error */ - if (iwl_fwrt_read_err_table(mld->trans, - mld->trans->dbg.lmac_error_event_table[1], - NULL)) - return FW_ERROR; - - /* check for umac error */ - if (iwl_fwrt_read_err_table(mld->trans, - mld->trans->dbg.umac_error_event_table, - NULL)) - return FW_ERROR; - - return FW_ALIVE; -} - -static bool iwl_mld_fw_needs_restart(struct iwl_mld *mld, - struct ieee80211_vif *vif) -{ - enum rt_status rt_status = iwl_mld_check_err_tables(mld, vif); - - if (rt_status == FW_ALIVE) - return false; - - if (rt_status == FW_ERROR) { - IWL_ERR(mld, "FW Error occurred during suspend\n"); - iwl_fwrt_dump_error_logs(&mld->fwrt); - iwl_dbg_tlv_time_point(&mld->fwrt, - IWL_FW_INI_TIME_POINT_FW_ASSERT, NULL); - } - - return true; -} - static int iwl_mld_netdetect_config(struct iwl_mld *mld, struct ieee80211_vif *vif, @@ -928,7 +868,7 @@ iwl_mld_add_mcast_rekey(struct ieee80211_vif *vif, return true; } -static bool +static void iwl_mld_add_all_rekeys(struct ieee80211_vif *vif, struct iwl_mld_wowlan_status *wowlan_status, struct iwl_mld_resume_key_iter_data *key_iter_data, @@ -941,21 +881,19 @@ iwl_mld_add_all_rekeys(struct ieee80211_vif *vif, &wowlan_status->gtk[i], link_conf, key_iter_data->gtk_cipher)) - return false; + return; if (!iwl_mld_add_mcast_rekey(vif, key_iter_data->mld, &wowlan_status->igtk, link_conf, key_iter_data->igtk_cipher)) - return false; + return; for (i = 0; i < ARRAY_SIZE(wowlan_status->bigtk); i++) if (!iwl_mld_add_mcast_rekey(vif, key_iter_data->mld, &wowlan_status->bigtk[i], link_conf, key_iter_data->bigtk_cipher)) - return false; - - return true; + return; } static bool @@ -1317,6 +1255,13 @@ int iwl_mld_no_wowlan_suspend(struct iwl_mld *mld) struct iwl_d3_manager_config d3_cfg_cmd_data = {}; int ret; + if (mld->debug_max_sleep) { + d3_cfg_cmd_data.wakeup_host_timer = + cpu_to_le32(mld->debug_max_sleep); + d3_cfg_cmd_data.wakeup_flags = + cpu_to_le32(IWL_WAKEUP_D3_HOST_TIMER); + } + lockdep_assert_wiphy(mld->wiphy); IWL_DEBUG_WOWLAN(mld, "Starting the no wowlan suspend flow\n"); @@ -1376,10 +1321,7 @@ int iwl_mld_no_wowlan_resume(struct iwl_mld *mld) mld->fw_status.in_d3 = false; iwl_fw_dbg_read_d3_debug_data(&mld->fwrt); - if (iwl_mld_fw_needs_restart(mld, NULL)) - ret = -ENODEV; - else - ret = iwl_mld_wait_d3_notif(mld, &resume_data, false); + ret = iwl_mld_wait_d3_notif(mld, &resume_data, false); if (!ret && (resume_data.d3_end_flags & IWL_D0I3_RESET_REQUIRE)) return -ENODEV; @@ -1928,15 +1870,10 @@ int iwl_mld_wowlan_resume(struct iwl_mld *mld) iwl_fw_dbg_read_d3_debug_data(&mld->fwrt); - if (iwl_mld_fw_needs_restart(mld, bss_vif)) { - fw_err = true; - goto err; - } - resume_data.wowlan_status = kzalloc(sizeof(*resume_data.wowlan_status), GFP_KERNEL); if (!resume_data.wowlan_status) - return -1; + return -ENOMEM; if (mld->netdetect) resume_data.notifs_expected |= IWL_D3_ND_MATCH_INFO; diff --git a/drivers/net/wireless/intel/iwlwifi/mld/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mld/debugfs.c index 352da8aa78983..75cc1d8bb90c5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/debugfs.c @@ -546,6 +546,11 @@ iwl_mld_add_debugfs_files(struct iwl_mld *mld, struct dentry *debugfs_dir) #endif MLD_DEBUGFS_ADD_FILE(inject_packet, debugfs_dir, 0200); +#ifdef CONFIG_PM_SLEEP + debugfs_create_u32("max_sleep", 0600, debugfs_dir, + &mld->debug_max_sleep); +#endif + debugfs_create_bool("rx_ts_ptp", 0600, debugfs_dir, &mld->monitor.ptp_time); diff --git a/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c index f77ba21a174dd..3464b32687124 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/ftm-initiator.c @@ -94,7 +94,7 @@ iwl_mld_ftm_set_target_chandef(struct iwl_mld *mld, IWL_ERR(mld, "Unsupported BW in FTM request (%d)\n", peer->chandef.width); return -EINVAL; -} + } /* non EDCA based measurement must use HE preamble */ if (peer->ftm.trigger_based || peer->ftm.non_trigger_based) diff --git a/drivers/net/wireless/intel/iwlwifi/mld/iface.c b/drivers/net/wireless/intel/iwlwifi/mld/iface.c index 235b55e0fe594..38993d65c052a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/iface.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/iface.c @@ -55,6 +55,8 @@ void iwl_mld_cleanup_vif(void *data, u8 *mac, struct ieee80211_vif *vif) ieee80211_iter_keys(mld->hw, vif, iwl_mld_cleanup_keys_iter, NULL); + wiphy_delayed_work_cancel(mld->wiphy, &mld_vif->mlo_scan_start_wk); + CLEANUP_STRUCT(mld_vif); } @@ -385,6 +387,17 @@ int iwl_mld_mac_fw_action(struct iwl_mld *mld, struct ieee80211_vif *vif, return iwl_mld_send_mac_cmd(mld, &cmd); } +static void iwl_mld_mlo_scan_start_wk(struct wiphy *wiphy, + struct wiphy_work *wk) +{ + struct iwl_mld_vif *mld_vif = container_of(wk, struct iwl_mld_vif, + mlo_scan_start_wk.work); + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct iwl_mld *mld = IWL_MAC80211_GET_MLD(hw); + + iwl_mld_int_mlo_scan(mld, iwl_mld_vif_to_mac80211(mld_vif)); +} + IWL_MLD_ALLOC_FN(vif, vif) /* Constructor function for struct iwl_mld_vif */ @@ -412,6 +425,8 @@ iwl_mld_init_vif(struct iwl_mld *mld, struct ieee80211_vif *vif) iwl_mld_emlsr_prevent_done_wk); wiphy_delayed_work_init(&mld_vif->emlsr.tmp_non_bss_done_wk, iwl_mld_emlsr_tmp_non_bss_done_wk); + wiphy_delayed_work_init(&mld_vif->mlo_scan_start_wk, + iwl_mld_mlo_scan_start_wk); } iwl_mld_init_internal_sta(&mld_vif->aux_sta); diff --git a/drivers/net/wireless/intel/iwlwifi/mld/iface.h b/drivers/net/wireless/intel/iwlwifi/mld/iface.h index 49e2ce65557d6..05dcb63701b13 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/iface.h +++ b/drivers/net/wireless/intel/iwlwifi/mld/iface.h @@ -87,6 +87,8 @@ enum iwl_mld_emlsr_exit { * @last_exit_reason: Reason for the last EMLSR exit * @last_exit_ts: Time of the last EMLSR exit (if @last_exit_reason is non-zero) * @exit_repeat_count: Number of times EMLSR was exited for the same reason + * @last_entry_ts: the time of the last EMLSR entry (if iwl_mld_emlsr_active() + * is true) * @unblock_tpt_wk: Unblock EMLSR because the throughput limit was reached * @check_tpt_wk: a worker to check if IWL_MLD_EMLSR_BLOCKED_TPT should be * added, for example if there is no longer enough traffic. @@ -105,6 +107,7 @@ struct iwl_mld_emlsr { enum iwl_mld_emlsr_exit last_exit_reason; unsigned long last_exit_ts; u8 exit_repeat_count; + unsigned long last_entry_ts; ); struct wiphy_work unblock_tpt_wk; @@ -133,6 +136,8 @@ struct iwl_mld_emlsr { * @low_latency_causes: bit flags, indicating the causes for low-latency, * see @iwl_mld_low_latency_cause. * @ps_disabled: indicates that PS is disabled for this interface + * @last_link_activation_time: last time a link was activated, for + * deferring MLO scans (to make them more reliable) * @mld: pointer to the mld structure. * @deflink: default link data, for use in non-MLO, * @link: reference to link data for each valid link, for use in MLO. @@ -144,6 +149,7 @@ struct iwl_mld_emlsr { * @roc_activity: the id of the roc_activity running. Relevant for STA and * p2p device only. Set to %ROC_NUM_ACTIVITIES when not in use. * @aux_sta: station used for remain on channel. Used in P2P device. + * @mlo_scan_start_wk: worker to start a deferred MLO scan */ struct iwl_mld_vif { /* Add here fields that need clean up on restart */ @@ -161,6 +167,7 @@ struct iwl_mld_vif { #endif u8 low_latency_causes; bool ps_disabled; + time64_t last_link_activation_time; ); /* And here fields that survive a fw restart */ struct iwl_mld *mld; @@ -179,6 +186,8 @@ struct iwl_mld_vif { #endif enum iwl_roc_activity roc_activity; struct iwl_mld_int_sta aux_sta; + + struct wiphy_delayed_work mlo_scan_start_wk; }; static inline struct iwl_mld_vif * @@ -187,6 +196,12 @@ iwl_mld_vif_from_mac80211(struct ieee80211_vif *vif) return (void *)vif->drv_priv; } +static inline struct ieee80211_vif * +iwl_mld_vif_to_mac80211(struct iwl_mld_vif *mld_vif) +{ + return container_of((void *)mld_vif, struct ieee80211_vif, drv_priv); +} + #define iwl_mld_link_dereference_check(mld_vif, link_id) \ rcu_dereference_check((mld_vif)->link[link_id], \ lockdep_is_held(&mld_vif->mld->wiphy->mtx)) diff --git a/drivers/net/wireless/intel/iwlwifi/mld/link.c b/drivers/net/wireless/intel/iwlwifi/mld/link.c index d0f56189ad3fd..c65ac6ecbd1d1 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/link.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/link.c @@ -404,6 +404,7 @@ int iwl_mld_activate_link(struct iwl_mld *mld, struct ieee80211_bss_conf *link) { struct iwl_mld_link *mld_link = iwl_mld_link_from_mac80211(link); + struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(mld_link->vif); int ret; lockdep_assert_wiphy(mld->wiphy); @@ -418,6 +419,9 @@ int iwl_mld_activate_link(struct iwl_mld *mld, LINK_CONTEXT_MODIFY_ACTIVE); if (ret) mld_link->active = false; + else + mld_vif->last_link_activation_time = + ktime_get_boottime_seconds(); return ret; } diff --git a/drivers/net/wireless/intel/iwlwifi/mld/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mld/mac80211.c index 76e7e3fa2d13b..59be9923c3b27 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/mac80211.c @@ -508,8 +508,15 @@ int iwl_mld_mac80211_start(struct ieee80211_hw *hw) if (in_d3) { /* mac80211 already cleaned up the state, no need for cleanup */ ret = iwl_mld_no_wowlan_resume(mld); - if (ret) + if (ret) { iwl_mld_stop_fw(mld); + /* We're not really restarting in the sense of + * in_hw_restart even if we got an error during + * this. We'll just start again below and have + * nothing to recover, mac80211 will do anyway. + */ + mld->fw_status.in_hw_restart = false; + } } #endif /* CONFIG_PM_SLEEP */ @@ -1003,6 +1010,7 @@ int iwl_mld_assign_vif_chanctx(struct ieee80211_hw *hw, /* Indicate to mac80211 that EML is enabled */ vif->driver_flags |= IEEE80211_VIF_EML_ACTIVE; + mld_vif->emlsr.last_entry_ts = jiffies; if (vif->active_links & BIT(mld_vif->emlsr.selected_links)) mld_vif->emlsr.primary = mld_vif->emlsr.selected_primary; @@ -1470,7 +1478,7 @@ void iwl_mld_mac80211_mgd_prepare_tx(struct ieee80211_hw *hw, struct iwl_mld *mld = IWL_MAC80211_GET_MLD(hw); u32 duration = IWL_MLD_SESSION_PROTECTION_ASSOC_TIME_MS; - /* After a successful association the connection is etalibeshed + /* After a successful association the connection is established * and we can rely on the quota to send the disassociation frame. */ if (info->was_assoc) @@ -2575,28 +2583,6 @@ static int iwl_mld_mac80211_tx_last_beacon(struct ieee80211_hw *hw) return mld->ibss_manager; } -#define IWL_MLD_EMLSR_BLOCKED_TMP_NON_BSS_TIMEOUT (5 * HZ) - -static void iwl_mld_vif_iter_emlsr_block_tmp_non_bss(void *_data, u8 *mac, - struct ieee80211_vif *vif) -{ - struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(vif); - int ret; - - if (!iwl_mld_vif_has_emlsr_cap(vif)) - return; - - ret = iwl_mld_block_emlsr_sync(mld_vif->mld, vif, - IWL_MLD_EMLSR_BLOCKED_TMP_NON_BSS, - iwl_mld_get_primary_link(vif)); - if (ret) - return; - - wiphy_delayed_work_queue(mld_vif->mld->wiphy, - &mld_vif->emlsr.tmp_non_bss_done_wk, - IWL_MLD_EMLSR_BLOCKED_TMP_NON_BSS_TIMEOUT); -} - static void iwl_mld_prep_add_interface(struct ieee80211_hw *hw, enum nl80211_iftype type) { @@ -2609,10 +2595,7 @@ static void iwl_mld_prep_add_interface(struct ieee80211_hw *hw, type == NL80211_IFTYPE_P2P_CLIENT)) return; - ieee80211_iterate_active_interfaces_mtx(mld->hw, - IEEE80211_IFACE_ITER_NORMAL, - iwl_mld_vif_iter_emlsr_block_tmp_non_bss, - NULL); + iwl_mld_emlsr_block_tmp_non_bss(mld); } static int iwl_mld_set_hw_timestamp(struct ieee80211_hw *hw, @@ -2642,6 +2625,23 @@ static int iwl_mld_start_pmsr(struct ieee80211_hw *hw, return iwl_mld_ftm_start(mld, vif, request); } +static enum ieee80211_neg_ttlm_res +iwl_mld_can_neg_ttlm(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_neg_ttlm *neg_ttlm) +{ + u16 map; + + /* Verify all TIDs are mapped to the same links set */ + map = neg_ttlm->downlink[0]; + for (int i = 0; i < IEEE80211_TTLM_NUM_TIDS; i++) { + if (neg_ttlm->downlink[i] != neg_ttlm->uplink[i] || + neg_ttlm->uplink[i] != map) + return NEG_TTLM_RES_REJECT; + } + + return NEG_TTLM_RES_ACCEPT; +} + const struct ieee80211_ops iwl_mld_hw_ops = { .tx = iwl_mld_mac80211_tx, .start = iwl_mld_mac80211_start, @@ -2711,4 +2711,5 @@ const struct ieee80211_ops iwl_mld_hw_ops = { .prep_add_interface = iwl_mld_prep_add_interface, .set_hw_timestamp = iwl_mld_set_hw_timestamp, .start_pmsr = iwl_mld_start_pmsr, + .can_neg_ttlm = iwl_mld_can_neg_ttlm, }; diff --git a/drivers/net/wireless/intel/iwlwifi/mld/mld.c b/drivers/net/wireless/intel/iwlwifi/mld/mld.c index 1774bb84dd3fa..7ade5b7144577 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/mld.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/mld.c @@ -357,7 +357,7 @@ iwl_mld_configure_trans(struct iwl_op_mode *op_mode) trans->conf.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); trans->conf.rx_mpdu_cmd = REPLY_RX_MPDU_CMD; - trans->conf.rx_mpdu_cmd_hdr_size = sizeof(struct iwl_rx_mpdu_res_start); + trans->conf.rx_mpdu_cmd_hdr_size = sizeof(struct iwl_rx_mpdu_desc); trans->conf.wide_cmd_header = true; iwl_trans_op_mode_enter(trans, op_mode); @@ -725,6 +725,17 @@ static void iwl_mld_device_powered_off(struct iwl_op_mode *op_mode) {} #endif +static void iwl_mld_dump(struct iwl_op_mode *op_mode) +{ + struct iwl_mld *mld = IWL_OP_MODE_GET_MLD(op_mode); + struct iwl_fw_runtime *fwrt = &mld->fwrt; + + if (!iwl_trans_fw_running(fwrt->trans)) + return; + + iwl_dbg_tlv_time_point(fwrt, IWL_FW_INI_TIME_POINT_USER_TRIGGER, NULL); +} + static const struct iwl_op_mode_ops iwl_mld_ops = { .start = iwl_op_mode_mld_start, .stop = iwl_op_mode_mld_stop, @@ -739,6 +750,7 @@ static const struct iwl_op_mode_ops iwl_mld_ops = { .sw_reset = iwl_mld_sw_reset, .time_point = iwl_mld_time_point, .device_powered_off = pm_sleep_ptr(iwl_mld_device_powered_off), + .dump = iwl_mld_dump, }; struct iwl_mld_mod_params iwlmld_mod_params = { diff --git a/drivers/net/wireless/intel/iwlwifi/mld/mld.h b/drivers/net/wireless/intel/iwlwifi/mld/mld.h index 1a2c44f44eff3..241ab3a00e563 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/mld.h +++ b/drivers/net/wireless/intel/iwlwifi/mld/mld.h @@ -159,6 +159,7 @@ * @addresses: device MAC addresses. * @scan: instance of the scan object * @wowlan: WoWLAN support data. + * @debug_max_sleep: maximum sleep time in D3 (for debug purposes) * @led: the led device * @mcc_src: the source id of the MCC, comes from the firmware * @bios_enable_puncturing: is puncturing enabled by bios @@ -252,6 +253,7 @@ struct iwl_mld { struct iwl_mld_scan scan; #ifdef CONFIG_PM_SLEEP struct wiphy_wowlan_support wowlan; + u32 debug_max_sleep; #endif /* CONFIG_PM_SLEEP */ #ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; diff --git a/drivers/net/wireless/intel/iwlwifi/mld/mlo.c b/drivers/net/wireless/intel/iwlwifi/mld/mlo.c index dba5379ed0090..be66a71a0fd78 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/mlo.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/mlo.c @@ -287,6 +287,36 @@ int iwl_mld_block_emlsr_sync(struct iwl_mld *mld, struct ieee80211_vif *vif, return _iwl_mld_emlsr_block(mld, vif, reason, link_to_keep, true); } +#define IWL_MLD_EMLSR_BLOCKED_TMP_NON_BSS_TIMEOUT (10 * HZ) + +static void iwl_mld_vif_iter_emlsr_block_tmp_non_bss(void *_data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(vif); + int ret; + + if (!iwl_mld_vif_has_emlsr_cap(vif)) + return; + + ret = iwl_mld_block_emlsr_sync(mld_vif->mld, vif, + IWL_MLD_EMLSR_BLOCKED_TMP_NON_BSS, + iwl_mld_get_primary_link(vif)); + if (ret) + return; + + wiphy_delayed_work_queue(mld_vif->mld->wiphy, + &mld_vif->emlsr.tmp_non_bss_done_wk, + IWL_MLD_EMLSR_BLOCKED_TMP_NON_BSS_TIMEOUT); +} + +void iwl_mld_emlsr_block_tmp_non_bss(struct iwl_mld *mld) +{ + ieee80211_iterate_active_interfaces_mtx(mld->hw, + IEEE80211_IFACE_ITER_NORMAL, + iwl_mld_vif_iter_emlsr_block_tmp_non_bss, + NULL); +} + static void _iwl_mld_select_links(struct iwl_mld *mld, struct ieee80211_vif *vif); @@ -530,10 +560,12 @@ void iwl_mld_emlsr_check_tpt(struct wiphy *wiphy, struct wiphy_work *wk) /* * TPT is unblocked, need to check if the TPT criteria is still met. * - * If EMLSR is active, then we also need to check the secondar link - * requirements. + * If EMLSR is active for at least 5 seconds, then we also + * need to check the secondary link requirements. */ - if (iwl_mld_emlsr_active(vif)) { + if (iwl_mld_emlsr_active(vif) && + time_is_before_jiffies(mld_vif->emlsr.last_entry_ts + + IWL_MLD_TPT_COUNT_WINDOW)) { sec_link_id = iwl_mld_get_other_link(vif, iwl_mld_get_primary_link(vif)); sec_link = iwl_mld_link_dereference_check(mld_vif, sec_link_id); if (WARN_ON_ONCE(!sec_link)) @@ -1167,8 +1199,8 @@ void iwl_mld_retry_emlsr(struct iwl_mld *mld, struct ieee80211_vif *vif) { struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(vif); - if (!iwl_mld_vif_has_emlsr_cap(vif) || iwl_mld_emlsr_active(vif) || - mld_vif->emlsr.blocked_reasons) + if (!IWL_MLD_AUTO_EML_ENABLE || !iwl_mld_vif_has_emlsr_cap(vif) || + iwl_mld_emlsr_active(vif) || mld_vif->emlsr.blocked_reasons) return; iwl_mld_int_mlo_scan(mld, vif); diff --git a/drivers/net/wireless/intel/iwlwifi/mld/mlo.h b/drivers/net/wireless/intel/iwlwifi/mld/mlo.h index 9afa3d6ea6499..704f64134798f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/mlo.h +++ b/drivers/net/wireless/intel/iwlwifi/mld/mlo.h @@ -157,6 +157,8 @@ struct iwl_mld_link_sel_data { u16 grade; }; +void iwl_mld_emlsr_block_tmp_non_bss(struct iwl_mld *mld); + #if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) u32 iwl_mld_emlsr_pair_state(struct ieee80211_vif *vif, struct iwl_mld_link_sel_data *a, diff --git a/drivers/net/wireless/intel/iwlwifi/mld/phy.c b/drivers/net/wireless/intel/iwlwifi/mld/phy.c index d5a32ee56b92f..1d93fb9e4dbf3 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/phy.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/phy.c @@ -181,7 +181,7 @@ int iwl_mld_send_phy_cfg_cmd(struct iwl_mld *mld) .phy_specific_cfg = mld->fwrt.phy_filters, }; - IWL_INFO(mld, "Sending Phy CFG command: 0x%x\n", cmd.phy_cfg); + IWL_DEBUG_INFO(mld, "Sending Phy CFG command: 0x%x\n", cmd.phy_cfg); return iwl_mld_send_cmd_pdu(mld, PHY_CONFIGURATION_CMD, &cmd); } diff --git a/drivers/net/wireless/intel/iwlwifi/mld/scan.c b/drivers/net/wireless/intel/iwlwifi/mld/scan.c index 3fce7cd2d512e..63d5d39bb0837 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/scan.c @@ -1752,6 +1752,10 @@ int iwl_mld_regular_scan_start(struct iwl_mld *mld, struct ieee80211_vif *vif, struct cfg80211_scan_request *req, struct ieee80211_scan_ies *ies) { + + if (vif->type == NL80211_IFTYPE_P2P_DEVICE) + iwl_mld_emlsr_block_tmp_non_bss(mld); + return _iwl_mld_single_scan_start(mld, vif, req, ies, IWL_MLD_SCAN_REGULAR); } @@ -1800,17 +1804,20 @@ static void iwl_mld_int_mlo_scan_start(struct iwl_mld *mld, IWL_DEBUG_SCAN(mld, "Internal MLO scan: ret=%d\n", ret); } +#define IWL_MLD_MLO_SCAN_BLOCKOUT_TIME 5 /* seconds */ + void iwl_mld_int_mlo_scan(struct iwl_mld *mld, struct ieee80211_vif *vif) { struct ieee80211_channel *channels[IEEE80211_MLD_MAX_NUM_LINKS]; + struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(vif); unsigned long usable_links = ieee80211_vif_usable_links(vif); size_t n_channels = 0; u8 link_id; lockdep_assert_wiphy(mld->wiphy); - if (!vif->cfg.assoc || !ieee80211_vif_is_mld(vif) || - hweight16(vif->valid_links) == 1) + if (!IWL_MLD_AUTO_EML_ENABLE || !vif->cfg.assoc || + !ieee80211_vif_is_mld(vif) || hweight16(vif->valid_links) == 1) return; if (mld->scan.status & IWL_MLD_SCAN_INT_MLO) { @@ -1818,6 +1825,15 @@ void iwl_mld_int_mlo_scan(struct iwl_mld *mld, struct ieee80211_vif *vif) return; } + if (mld_vif->last_link_activation_time > ktime_get_boottime_seconds() - + IWL_MLD_MLO_SCAN_BLOCKOUT_TIME) { + /* timing doesn't matter much, so use the blockout time */ + wiphy_delayed_work_queue(mld->wiphy, + &mld_vif->mlo_scan_start_wk, + IWL_MLD_MLO_SCAN_BLOCKOUT_TIME); + return; + } + for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { struct ieee80211_bss_conf *link_conf = link_conf_dereference_check(vif, link_id); diff --git a/drivers/net/wireless/intel/iwlwifi/mld/scan.h b/drivers/net/wireless/intel/iwlwifi/mld/scan.h index 3ae940d55065c..4044cac3f086b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/scan.h +++ b/drivers/net/wireless/intel/iwlwifi/mld/scan.h @@ -130,7 +130,7 @@ struct iwl_mld_scan { void *cmd; unsigned long last_6ghz_passive_jiffies; unsigned long last_start_time_jiffies; - unsigned long last_mlo_scan_time; + u64 last_mlo_scan_time; }; #endif /* __iwl_mld_scan_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 507c03198c929..e1070b8913007 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -120,19 +120,17 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, switch (key->cipher) { case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: { /* hack it for now */ - struct { - struct iwl_mvm_wep_key_cmd wep_key_cmd; - struct iwl_mvm_wep_key wep_key; - } __packed wkc = { - .wep_key_cmd.mac_id_n_color = - cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, - mvmvif->color)), - .wep_key_cmd.num_keys = 1, - /* firmware sets STA_KEY_FLG_WEP_13BYTES */ - .wep_key_cmd.decryption_type = STA_KEY_FLG_WEP, - .wep_key.key_index = key->keyidx, - .wep_key.key_size = key->keylen, - }; + DEFINE_RAW_FLEX(struct iwl_mvm_wep_key_cmd, wkc, wep_key, 1); + struct iwl_mvm_wep_key *wep_key = wkc->wep_key; + + wkc->mac_id_n_color = + cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, + mvmvif->color)); + wkc->num_keys = 1; + /* firmware sets STA_KEY_FLG_WEP_13BYTES */ + wkc->decryption_type = STA_KEY_FLG_WEP; + wep_key->key_index = key->keyidx; + wep_key->key_size = key->keylen; /* * This will fail -- the key functions don't set support @@ -142,18 +140,19 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) break; - memcpy(&wkc.wep_key.key[3], key->key, key->keylen); + memcpy(&wep_key->key[3], key->key, key->keylen); if (key->keyidx == mvmvif->tx_key_idx) { /* TX key must be at offset 0 */ - wkc.wep_key.key_offset = 0; + wep_key->key_offset = 0; } else { /* others start at 1 */ data->wep_key_idx++; - wkc.wep_key.key_offset = data->wep_key_idx; + wep_key->key_offset = data->wep_key_idx; } mutex_lock(&mvm->mutex); - ret = iwl_mvm_send_cmd_pdu(mvm, WEP_KEY, 0, sizeof(wkc), &wkc); + ret = iwl_mvm_send_cmd_pdu(mvm, WEP_KEY, 0, + __struct_size(wkc), wkc); data->error = ret != 0; mvm->ptk_ivlen = key->iv_len; @@ -2061,10 +2060,8 @@ static bool iwl_mvm_mlo_gtk_rekey(struct iwl_wowlan_status_data *status, struct iwl_wowlan_mlo_gtk *mlo_key = &status->mlo_keys[i]; struct ieee80211_key_conf *key, *old_key; struct ieee80211_key_seq seq; - struct { - struct ieee80211_key_conf conf; - u8 key[32]; - } conf = {}; + DEFINE_RAW_FLEX(struct ieee80211_key_conf, conf, key, + WOWLAN_KEY_MAX_SIZE); u16 flags = le16_to_cpu(mlo_key->flags); int j, link_id, key_id, key_type; @@ -2081,40 +2078,40 @@ static bool iwl_mvm_mlo_gtk_rekey(struct iwl_wowlan_status_data *status, key_type >= WOWLAN_MLO_GTK_KEY_NUM_TYPES)) continue; - conf.conf.cipher = old_keys->cipher[link_id][key_type]; + conf->cipher = old_keys->cipher[link_id][key_type]; /* WARN_ON? */ - if (!conf.conf.cipher) + if (!conf->cipher) continue; - conf.conf.keylen = 0; - switch (conf.conf.cipher) { + conf->keylen = 0; + switch (conf->cipher) { case WLAN_CIPHER_SUITE_CCMP: case WLAN_CIPHER_SUITE_GCMP: - conf.conf.keylen = WLAN_KEY_LEN_CCMP; + conf->keylen = WLAN_KEY_LEN_CCMP; break; case WLAN_CIPHER_SUITE_GCMP_256: - conf.conf.keylen = WLAN_KEY_LEN_GCMP_256; + conf->keylen = WLAN_KEY_LEN_GCMP_256; break; case WLAN_CIPHER_SUITE_BIP_GMAC_128: - conf.conf.keylen = WLAN_KEY_LEN_BIP_GMAC_128; + conf->keylen = WLAN_KEY_LEN_BIP_GMAC_128; break; case WLAN_CIPHER_SUITE_BIP_GMAC_256: - conf.conf.keylen = WLAN_KEY_LEN_BIP_GMAC_256; + conf->keylen = WLAN_KEY_LEN_BIP_GMAC_256; break; case WLAN_CIPHER_SUITE_AES_CMAC: - conf.conf.keylen = WLAN_KEY_LEN_AES_CMAC; + conf->keylen = WLAN_KEY_LEN_AES_CMAC; break; case WLAN_CIPHER_SUITE_BIP_CMAC_256: - conf.conf.keylen = WLAN_KEY_LEN_BIP_CMAC_256; + conf->keylen = WLAN_KEY_LEN_BIP_CMAC_256; break; } - if (WARN_ON(!conf.conf.keylen || - conf.conf.keylen > sizeof(conf.key))) + if (WARN_ON(!conf->keylen || + conf->keylen > WOWLAN_KEY_MAX_SIZE)) continue; - memcpy(conf.conf.key, mlo_key->key, conf.conf.keylen); - conf.conf.keyidx = key_id; + memcpy(conf->key, mlo_key->key, conf->keylen); + conf->keyidx = key_id; old_key = old_keys->key[link_id][key_id]; if (old_key) { @@ -2126,7 +2123,7 @@ static bool iwl_mvm_mlo_gtk_rekey(struct iwl_wowlan_status_data *status, IWL_DEBUG_WOWLAN(mvm, "Add MLO key id %d, link id %d\n", key_id, link_id); - key = ieee80211_gtk_rekey_add(vif, &conf.conf, link_id); + key = ieee80211_gtk_rekey_add(vif, conf, link_id); if (WARN_ON(IS_ERR(key))) { ret = false; goto out; @@ -2156,30 +2153,28 @@ static bool iwl_mvm_gtk_rekey(struct iwl_wowlan_status_data *status, { int i, j; struct ieee80211_key_conf *key; - struct { - struct ieee80211_key_conf conf; - u8 key[32]; - } conf = { - .conf.cipher = gtk_cipher, - }; + DEFINE_RAW_FLEX(struct ieee80211_key_conf, conf, key, + WOWLAN_KEY_MAX_SIZE); int link_id = vif->active_links ? __ffs(vif->active_links) : -1; + conf->cipher = gtk_cipher; + BUILD_BUG_ON(WLAN_KEY_LEN_CCMP != WLAN_KEY_LEN_GCMP); - BUILD_BUG_ON(sizeof(conf.key) < WLAN_KEY_LEN_CCMP); - BUILD_BUG_ON(sizeof(conf.key) < WLAN_KEY_LEN_GCMP_256); - BUILD_BUG_ON(sizeof(conf.key) < WLAN_KEY_LEN_TKIP); - BUILD_BUG_ON(sizeof(conf.key) < sizeof(status->gtk[0].key)); + BUILD_BUG_ON(WOWLAN_KEY_MAX_SIZE < WLAN_KEY_LEN_CCMP); + BUILD_BUG_ON(WOWLAN_KEY_MAX_SIZE < WLAN_KEY_LEN_GCMP_256); + BUILD_BUG_ON(WOWLAN_KEY_MAX_SIZE < WLAN_KEY_LEN_TKIP); + BUILD_BUG_ON(WOWLAN_KEY_MAX_SIZE < sizeof(status->gtk[0].key)); switch (gtk_cipher) { case WLAN_CIPHER_SUITE_CCMP: case WLAN_CIPHER_SUITE_GCMP: - conf.conf.keylen = WLAN_KEY_LEN_CCMP; + conf->keylen = WLAN_KEY_LEN_CCMP; break; case WLAN_CIPHER_SUITE_GCMP_256: - conf.conf.keylen = WLAN_KEY_LEN_GCMP_256; + conf->keylen = WLAN_KEY_LEN_GCMP_256; break; case WLAN_CIPHER_SUITE_TKIP: - conf.conf.keylen = WLAN_KEY_LEN_TKIP; + conf->keylen = WLAN_KEY_LEN_TKIP; break; default: WARN_ON(1); @@ -2189,14 +2184,14 @@ static bool iwl_mvm_gtk_rekey(struct iwl_wowlan_status_data *status, if (!status->gtk[i].len) continue; - conf.conf.keyidx = status->gtk[i].id; + conf->keyidx = status->gtk[i].id; IWL_DEBUG_WOWLAN(mvm, "Received from FW GTK cipher %d, key index %d\n", - conf.conf.cipher, conf.conf.keyidx); - memcpy(conf.conf.key, status->gtk[i].key, + conf->cipher, conf->keyidx); + memcpy(conf->key, status->gtk[i].key, sizeof(status->gtk[i].key)); - key = ieee80211_gtk_rekey_add(vif, &conf.conf, link_id); + key = ieee80211_gtk_rekey_add(vif, conf, link_id); if (IS_ERR(key)) return false; @@ -2218,42 +2213,40 @@ iwl_mvm_d3_igtk_bigtk_rekey_add(struct iwl_wowlan_status_data *status, struct ieee80211_vif *vif, u32 cipher, struct iwl_multicast_key_data *key_data) { + DEFINE_RAW_FLEX(struct ieee80211_key_conf, conf, key, + WOWLAN_KEY_MAX_SIZE); struct ieee80211_key_conf *key_config; - struct { - struct ieee80211_key_conf conf; - u8 key[WOWLAN_KEY_MAX_SIZE]; - } conf = { - .conf.cipher = cipher, - .conf.keyidx = key_data->id, - }; struct ieee80211_key_seq seq; int link_id = vif->active_links ? __ffs(vif->active_links) : -1; + conf->cipher = cipher; + conf->keyidx = key_data->id; + if (!key_data->len) return true; - iwl_mvm_d3_set_igtk_bigtk_ipn(key_data, &seq, conf.conf.cipher); + iwl_mvm_d3_set_igtk_bigtk_ipn(key_data, &seq, conf->cipher); switch (cipher) { case WLAN_CIPHER_SUITE_BIP_GMAC_128: - conf.conf.keylen = WLAN_KEY_LEN_BIP_GMAC_128; + conf->keylen = WLAN_KEY_LEN_BIP_GMAC_128; break; case WLAN_CIPHER_SUITE_BIP_GMAC_256: - conf.conf.keylen = WLAN_KEY_LEN_BIP_GMAC_256; + conf->keylen = WLAN_KEY_LEN_BIP_GMAC_256; break; case WLAN_CIPHER_SUITE_AES_CMAC: - conf.conf.keylen = WLAN_KEY_LEN_AES_CMAC; + conf->keylen = WLAN_KEY_LEN_AES_CMAC; break; case WLAN_CIPHER_SUITE_BIP_CMAC_256: - conf.conf.keylen = WLAN_KEY_LEN_BIP_CMAC_256; + conf->keylen = WLAN_KEY_LEN_BIP_CMAC_256; break; default: WARN_ON(1); } - BUILD_BUG_ON(sizeof(conf.key) < sizeof(key_data->key)); - memcpy(conf.conf.key, key_data->key, conf.conf.keylen); + BUILD_BUG_ON(WOWLAN_KEY_MAX_SIZE < sizeof(key_data->key)); + memcpy(conf->key, key_data->key, conf->keylen); - key_config = ieee80211_gtk_rekey_add(vif, &conf.conf, link_id); + key_config = ieee80211_gtk_rekey_add(vif, conf, link_id); if (IS_ERR(key_config)) return false; ieee80211_set_key_rx_seq(key_config, 0, &seq); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 619d822efa5b7..b28c21c20371a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -314,7 +314,8 @@ int iwl_mvm_op_set_antenna(struct ieee80211_hw *hw, int radio_idx, u32 tx_ant, /* This has been tested on those devices only */ if (mvm->trans->mac_cfg->device_family != IWL_DEVICE_FAMILY_9000 && - mvm->trans->mac_cfg->device_family != IWL_DEVICE_FAMILY_22000) + mvm->trans->mac_cfg->device_family != IWL_DEVICE_FAMILY_22000 && + mvm->trans->mac_cfg->device_family != IWL_DEVICE_FAMILY_AX210) return -EOPNOTSUPP; if (!mvm->nvm_data) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 5c8eaf1eacffe..f0d459766365e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -2133,7 +2133,6 @@ bool iwl_mvm_mld_valid_link_pair(struct ieee80211_vif *vif, s8 iwl_mvm_average_dbm_values(const struct iwl_umac_scan_channel_survey_notif *notif); - extern const struct iwl_hcmd_arr iwl_mvm_groups[]; extern const unsigned int iwl_mvm_groups_size; #endif diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index a2dc5c3b0596d..1c05a3d8e4245 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -61,8 +61,10 @@ static int __init iwl_mvm_init(void) } ret = iwl_opmode_register("iwlmvm", &iwl_mvm_ops); - if (ret) + if (ret) { pr_err("Unable to register MVM op_mode: %d\n", ret); + iwl_mvm_rate_control_unregister(); + } return ret; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h index 69259ebb966b8..dfb062b7c5c21 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h @@ -411,6 +411,7 @@ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, * with the mac80211 subsystem. This should be performed prior to calling * ieee80211_register_hw * + * Return: negative error code, or 0 on success */ int iwl_mvm_rate_control_register(void); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 60bd9c7e5f03d..5f30109ca18fa 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2024 Intel Corporation + * Copyright (C) 2012-2014, 2018-2025 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -11,6 +11,7 @@ #include "mvm.h" #include "fw/api/scan.h" #include "iwl-io.h" +#include "iwl-utils.h" #define IWL_DENSE_EBS_SCAN_RATIO 5 #define IWL_SPARSE_EBS_SCAN_RATIO 1 @@ -3685,117 +3686,6 @@ static int iwl_mvm_chanidx_from_phy(struct iwl_mvm *mvm, return -EINVAL; } -static u32 iwl_mvm_div_by_db(u32 value, u8 db) -{ - /* - * 2^32 * 10**(i / 10) for i = [1, 10], skipping 0 and simply stopping - * at 10 dB and looping instead of using a much larger table. - * - * Using 64 bit math is overkill, but means the helper does not require - * a limit on the input range. - */ - static const u32 db_to_val[] = { - 0xcb59185e, 0xa1866ba8, 0x804dce7a, 0x65ea59fe, 0x50f44d89, - 0x404de61f, 0x331426af, 0x2892c18b, 0x203a7e5b, 0x1999999a, - }; - - while (value && db > 0) { - u8 change = min_t(u8, db, ARRAY_SIZE(db_to_val)); - - value = (((u64)value) * db_to_val[change - 1]) >> 32; - - db -= change; - } - - return value; -} - -VISIBLE_IF_IWLWIFI_KUNIT s8 -iwl_mvm_average_dbm_values(const struct iwl_umac_scan_channel_survey_notif *notif) -{ - s8 average_magnitude; - u32 average_factor; - s8 sum_magnitude = -128; - u32 sum_factor = 0; - int i, count = 0; - - /* - * To properly average the decibel values (signal values given in dBm) - * we need to do the math in linear space. Doing a linear average of - * dB (dBm) values is a bit annoying though due to the large range of - * at least -10 to -110 dBm that will not fit into a 32 bit integer. - * - * A 64 bit integer should be sufficient, but then we still have the - * problem that there are no directly usable utility functions - * available. - * - * So, lets not deal with that and instead do much of the calculation - * with a 16.16 fixed point integer along with a base in dBm. 16.16 bit - * gives us plenty of head-room for adding up a few values and even - * doing some math on it. And the tail should be accurate enough too - * (1/2^16 is somewhere around -48 dB, so effectively zero). - * - * i.e. the real value of sum is: - * sum = sum_factor / 2^16 * 10^(sum_magnitude / 10) mW - * - * However, that does mean we need to be able to bring two values to - * a common base, so we need a helper for that. - * - * Note that this function takes an input with unsigned negative dBm - * values but returns a signed dBm (i.e. a negative value). - */ - - for (i = 0; i < ARRAY_SIZE(notif->noise); i++) { - s8 val_magnitude; - u32 val_factor; - - if (notif->noise[i] == 0xff) - continue; - - val_factor = 0x10000; - val_magnitude = -notif->noise[i]; - - if (val_magnitude <= sum_magnitude) { - u8 div_db = sum_magnitude - val_magnitude; - - val_factor = iwl_mvm_div_by_db(val_factor, div_db); - val_magnitude = sum_magnitude; - } else { - u8 div_db = val_magnitude - sum_magnitude; - - sum_factor = iwl_mvm_div_by_db(sum_factor, div_db); - sum_magnitude = val_magnitude; - } - - sum_factor += val_factor; - count++; - } - - /* No valid noise measurement, return a very high noise level */ - if (count == 0) - return 0; - - average_magnitude = sum_magnitude; - average_factor = sum_factor / count; - - /* - * average_factor will be a number smaller than 1.0 (0x10000) at this - * point. What we need to do now is to adjust average_magnitude so that - * average_factor is between -0.5 dB and 0.5 dB. - * - * Just do -1 dB steps and find the point where - * -0.5 dB * -i dB = 0x10000 * 10^(-0.5/10) / i dB - * = div_by_db(0xe429, i) - * is smaller than average_factor. - */ - for (i = 0; average_factor < iwl_mvm_div_by_db(0xe429, i); i++) { - /* nothing */ - } - - return average_magnitude - i; -} -EXPORT_SYMBOL_IF_IWLWIFI_KUNIT(iwl_mvm_average_dbm_values); - void iwl_mvm_rx_channel_survey_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) { @@ -3853,5 +3743,6 @@ void iwl_mvm_rx_channel_survey_notif(struct iwl_mvm *mvm, info->time_busy = le32_to_cpu(notif->busy_time); info->time_rx = le32_to_cpu(notif->rx_time); info->time_tx = le32_to_cpu(notif->tx_time); - info->noise = iwl_mvm_average_dbm_values(notif); + info->noise = + iwl_average_neg_dbm(notif->noise, ARRAY_SIZE(notif->noise)); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index 6b183f5e9bbc3..f6906061510ba 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -214,7 +214,7 @@ struct iwl_mvm_vif; */ /** - * enum iwl_mvm_agg_state + * enum iwl_mvm_agg_state - aggregation session state * * The state machine of the BA agreement establishment / tear down. * These states relate to a specific RA / TID. @@ -483,6 +483,7 @@ struct iwl_mvm_int_sta { * about. Otherwise (if this is a new STA), this should be false. * @flags: if update==true, this marks what is being changed via ORs of values * from enum iwl_sta_modify_flag. Otherwise, this is ignored. + * Return: negative error code or 0 on success */ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool update, unsigned int flags); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tests/Makefile b/drivers/net/wireless/intel/iwlwifi/mvm/tests/Makefile index 895d53f223e91..bb33f4a06f1c4 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tests/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tests/Makefile @@ -1,3 +1,3 @@ -iwlmvm-tests-y += module.o links.o scan.o hcmd.o +iwlmvm-tests-y += module.o links.o hcmd.o obj-$(CONFIG_IWLWIFI_KUNIT_TESTS) += iwlmvm-tests.o diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h index 49256ba4cf582..1ef8768756db4 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2019-2020, 2023 Intel Corporation + * Copyright (C) 2012-2014, 2019-2020, 2023, 2025 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH */ #ifndef __time_event_h__ @@ -124,6 +124,8 @@ void iwl_mvm_rx_roc_notif(struct iwl_mvm *mvm, * ROC request, it will issue a notification to the driver that it is on the * requested channel. Once the FW completes the ROC request it will issue * another notification to the driver. + * + * Return: negative error code or 0 on success */ int iwl_mvm_start_p2p_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif, int duration, enum ieee80211_roc_type type); @@ -179,6 +181,8 @@ void iwl_mvm_remove_csa_period(struct iwl_mvm *mvm, * * This function is used to schedule NoA time event and is used to perform * the channel switch flow. + * + * Return: negative error code or 0 on success */ int iwl_mvm_schedule_csa_period(struct iwl_mvm *mvm, struct ieee80211_vif *vif, @@ -188,7 +192,7 @@ int iwl_mvm_schedule_csa_period(struct iwl_mvm *mvm, * iwl_mvm_te_scheduled - check if the fw received the TE cmd * @te_data: the time event data that corresponds to that time event * - * This function returns true iff this TE is added to the fw. + * Return: %true if this TE is added to the fw, %false otherwise */ static inline bool iwl_mvm_te_scheduled(struct iwl_mvm_time_event_data *te_data) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-v2.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-v2.c index 976fd1f58da47..06be929a3ca5a 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-v2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-v2.c @@ -6,7 +6,7 @@ #include "iwl-trans.h" #include "iwl-fh.h" #include "iwl-context-info-v2.h" -#include "internal.h" +#include "gen1_2/internal.h" #include "iwl-prph.h" static const struct dmi_system_id dmi_force_scu_active_approved_list[] = { @@ -391,13 +391,13 @@ static int iwl_pcie_load_payloads_segments { struct iwl_dram_data *cur_payload_dram = &dram_regions->drams[0]; struct iwl_dram_data *desc_dram = &dram_regions->prph_scratch_mem_desc; - struct iwl_prph_scrath_mem_desc_addr_array *addresses; + struct iwl_prph_scratch_mem_desc_addr_array *addresses; const void *data; u32 len; int i; /* allocate and init DRAM descriptors array */ - len = sizeof(struct iwl_prph_scrath_mem_desc_addr_array); + len = sizeof(struct iwl_prph_scratch_mem_desc_addr_array); desc_dram->block = iwl_pcie_ctxt_info_dma_alloc_coherent (trans, len, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c index 4f2be0c1bd97e..0957223c776d8 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c @@ -6,7 +6,7 @@ #include "iwl-trans.h" #include "iwl-fh.h" #include "iwl-context-info.h" -#include "internal.h" +#include "gen1_2/internal.h" #include "iwl-prph.h" static void *_iwl_pcie_ctxt_info_dma_alloc_coherent(struct iwl_trans *trans, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 0a9e0dbb58fbf..52a48e82f3bf2 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -15,7 +15,7 @@ #include "iwl-trans.h" #include "iwl-drv.h" #include "iwl-prph.h" -#include "internal.h" +#include "gen1_2/internal.h" #define _IS_A(cfg, _struct) __builtin_types_compatible_p(typeof(cfg), \ struct _struct) @@ -545,6 +545,7 @@ VISIBLE_IF_IWLWIFI_KUNIT const struct pci_device_id iwl_hw_card_ids[] = { {IWL_PCI_DEVICE(0xE340, PCI_ANY_ID, iwl_sc_mac_cfg)}, {IWL_PCI_DEVICE(0xD340, PCI_ANY_ID, iwl_sc_mac_cfg)}, {IWL_PCI_DEVICE(0x6E70, PCI_ANY_ID, iwl_sc_mac_cfg)}, + {IWL_PCI_DEVICE(0xD240, PCI_ANY_ID, iwl_sc_mac_cfg)}, #endif /* CONFIG_IWLMLD */ {0} @@ -1580,12 +1581,21 @@ static const struct dev_pm_ops iwl_dev_pm_ops = { #endif /* CONFIG_PM_SLEEP */ +static void iwl_pci_dump(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct iwl_trans *trans = pci_get_drvdata(pdev); + + iwl_op_mode_dump(trans->op_mode); +} + static struct pci_driver iwl_pci_driver = { .name = DRV_NAME, .id_table = iwl_hw_card_ids, .probe = iwl_pci_probe, .remove = iwl_pci_remove, .driver.pm = IWL_PM_OPS, + .driver.coredump = iwl_pci_dump, }; int __must_check iwl_pci_register_driver(void) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/internal.h index 3b7c12fc4f9e4..23c0771a4231a 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/internal.h @@ -22,7 +22,7 @@ #include "iwl-io.h" #include "iwl-op-mode.h" #include "iwl-drv.h" -#include "iwl-context-info.h" +#include "pcie/iwl-context-info.h" /* * RX related structures and functions @@ -39,7 +39,7 @@ struct iwl_host_cmd; * trans_pcie layer */ /** - * struct iwl_rx_mem_buffer + * struct iwl_rx_mem_buffer - driver-side RX buffer descriptor * @page_dma: bus address of rxb page * @page: driver's pointer to the rxb page * @list: list entry for the membuffer @@ -190,6 +190,7 @@ struct iwl_rb_allocator { * iwl_get_closed_rb_stts - get closed rb stts from different structs * @trans: transport pointer (for configuration) * @rxq: the rxq to get the rb stts from + * Return: last closed RB index */ static inline u16 iwl_get_closed_rb_stts(struct iwl_trans *trans, struct iwl_rxq *rxq) @@ -382,8 +383,7 @@ struct iwl_pcie_txqs { * @irq_lock: lock to synchronize IRQ handling * @txq_memory: TXQ allocation array * @sx_waitq: waitqueue for Sx transitions - * @sx_complete: completion for Sx transitions - * @pcie_dbg_dumped_once: indicates PCIe regs were dumped already + * @sx_state: state tracking Sx transitions * @opmode_down: indicates opmode went away * @num_rx_bufs: number of RX buffers to allocate/use * @affinity_mask: IRQ affinity mask for each RX queue @@ -448,13 +448,17 @@ struct iwl_trans_pcie { u8 __iomem *hw_base; bool ucode_write_complete; - bool sx_complete; + enum { + IWL_SX_INVALID = 0, + IWL_SX_WAITING, + IWL_SX_ERROR, + IWL_SX_COMPLETE, + } sx_state; wait_queue_head_t ucode_write_waitq; wait_queue_head_t sx_waitq; u16 num_rx_bufs; - bool pcie_dbg_dumped_once; u32 rx_page_order; u32 rx_buf_bytes; u32 supported_dma_mask; @@ -698,6 +702,7 @@ static inline void iwl_txq_stop(struct iwl_trans *trans, struct iwl_txq *txq) * iwl_txq_inc_wrap - increment queue index, wrap back to beginning * @trans: the transport (for configuration data) * @index: current index + * Return: the queue index incremented, subject to wrapping */ static inline int iwl_txq_inc_wrap(struct iwl_trans *trans, int index) { @@ -709,6 +714,7 @@ static inline int iwl_txq_inc_wrap(struct iwl_trans *trans, int index) * iwl_txq_dec_wrap - decrement queue index, wrap back to end * @trans: the transport (for configuration data) * @index: current index + * Return: the queue index decremented, subject to wrapping */ static inline int iwl_txq_dec_wrap(struct iwl_trans *trans, int index) { @@ -1028,40 +1034,12 @@ static inline bool iwl_is_rfkill_set(struct iwl_trans *trans) CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); } -static inline void __iwl_trans_pcie_set_bits_mask(struct iwl_trans *trans, - u32 reg, u32 mask, u32 value) -{ - u32 v; - -#ifdef CONFIG_IWLWIFI_DEBUG - WARN_ON_ONCE(value & ~mask); -#endif - - v = iwl_read32(trans, reg); - v &= ~mask; - v |= value; - iwl_write32(trans, reg, v); -} - -static inline void __iwl_trans_pcie_clear_bit(struct iwl_trans *trans, - u32 reg, u32 mask) -{ - __iwl_trans_pcie_set_bits_mask(trans, reg, mask, 0); -} - -static inline void __iwl_trans_pcie_set_bit(struct iwl_trans *trans, - u32 reg, u32 mask) -{ - __iwl_trans_pcie_set_bits_mask(trans, reg, mask, mask); -} - static inline bool iwl_pcie_dbg_on(struct iwl_trans *trans) { return (trans->dbg.dest_tlv || iwl_trans_dbg_ini_valid(trans)); } void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state, bool from_irq); -void iwl_trans_pcie_dump_regs(struct iwl_trans *trans); #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans); @@ -1074,6 +1052,7 @@ void iwl_pcie_rx_allocator_work(struct work_struct *data); /* common trans ops for all generations transports */ void iwl_trans_pcie_op_mode_enter(struct iwl_trans *trans); +int _iwl_trans_pcie_start_hw(struct iwl_trans *trans); int iwl_trans_pcie_start_hw(struct iwl_trans *trans); void iwl_trans_pcie_op_mode_leave(struct iwl_trans *trans); void iwl_trans_pcie_write8(struct iwl_trans *trans, u32 ofs, u8 val); @@ -1083,8 +1062,6 @@ u32 iwl_trans_pcie_read_prph(struct iwl_trans *trans, u32 reg); void iwl_trans_pcie_write_prph(struct iwl_trans *trans, u32 addr, u32 val); int iwl_trans_pcie_read_mem(struct iwl_trans *trans, u32 addr, void *buf, int dwords); -int iwl_trans_pcie_write_mem(struct iwl_trans *trans, u32 addr, - const void *buf, int dwords); int iwl_trans_pcie_sw_reset(struct iwl_trans *trans, bool retake_ownership); struct iwl_trans_dump_data * iwl_trans_pcie_dump_data(struct iwl_trans *trans, u32 dump_mask, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/rx.c index f0405eddc3679..619a9505e6d9d 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/rx.c @@ -12,7 +12,7 @@ #include "iwl-io.h" #include "internal.h" #include "iwl-op-mode.h" -#include "iwl-context-info-v2.h" +#include "pcie/iwl-context-info-v2.h" #include "fw/dbg.h" /****************************************************************************** @@ -1700,6 +1700,15 @@ static void iwl_pcie_irq_handle_error(struct iwl_trans *trans) timer_delete(&trans_pcie->txqs.txq[i]->stuck_timer); } + if (trans->mac_cfg->device_family >= IWL_DEVICE_FAMILY_SC) { + u32 val = iwl_read32(trans, CSR_IPC_STATE); + + if (val & CSR_IPC_STATE_TOP_RESET_REQ) { + IWL_ERR(trans, "FW requested TOP reset for FSEQ\n"); + trans->do_top_reset = 1; + } + } + /* The STATUS_FW_ERROR bit is set in this function. This must happen * before we wake up the command caller, to ensure a proper cleanup. */ iwl_trans_fw_error(trans, IWL_ERR_TYPE_IRQ); @@ -1852,7 +1861,12 @@ static void iwl_trans_pcie_handle_reset_interrupt(struct iwl_trans *trans) } fallthrough; case CSR_IPC_STATE_RESET_TOP_READY: - /* FIXME: handle this case when requesting TOP reset */ + if (trans_pcie->fw_reset_state == FW_RESET_TOP_REQUESTED) { + IWL_DEBUG_ISR(trans, "TOP Reset continues\n"); + trans_pcie->fw_reset_state = FW_RESET_OK; + wake_up(&trans_pcie->fw_reset_waitq); + break; + } fallthrough; case CSR_IPC_STATE_RESET_NONE: IWL_FW_CHECK_FAILED(trans, @@ -2380,6 +2394,11 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id) } else { iwl_pcie_irq_handle_error(trans); } + + if (trans_pcie->sx_state == IWL_SX_WAITING) { + trans_pcie->sx_state = IWL_SX_ERROR; + wake_up(&trans_pcie->sx_waitq); + } } /* After checking FH register check HW register */ @@ -2414,13 +2433,20 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id) if (inta_hw & MSIX_HW_INT_CAUSES_REG_WAKEUP && trans_pcie->prph_info) { u32 sleep_notif = le32_to_cpu(trans_pcie->prph_info->sleep_notif); + if (sleep_notif == IWL_D3_SLEEP_STATUS_SUSPEND || sleep_notif == IWL_D3_SLEEP_STATUS_RESUME) { IWL_DEBUG_ISR(trans, "Sx interrupt: sleep notification = 0x%x\n", sleep_notif); - trans_pcie->sx_complete = true; - wake_up(&trans_pcie->sx_waitq); + if (trans_pcie->sx_state == IWL_SX_WAITING) { + trans_pcie->sx_state = IWL_SX_COMPLETE; + wake_up(&trans_pcie->sx_waitq); + } else { + IWL_ERR(trans, + "unexpected Sx interrupt (0x%x)\n", + sleep_notif); + } } else { /* uCode wakes up after power-down sleep */ IWL_DEBUG_ISR(trans, "Wakeup interrupt\n"); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/trans-gen2.c index c8f4f3a1d2eb5..0df8522ca4109 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/trans-gen2.c @@ -5,8 +5,8 @@ */ #include "iwl-trans.h" #include "iwl-prph.h" -#include "iwl-context-info.h" -#include "iwl-context-info-v2.h" +#include "pcie/iwl-context-info.h" +#include "pcie/iwl-context-info-v2.h" #include "internal.h" #include "fw/dbg.h" @@ -610,6 +610,11 @@ again: msleep(10); IWL_INFO(trans, "TOP reset successful, reinit now\n"); /* now load the firmware again properly */ + ret = _iwl_trans_pcie_start_hw(trans); + if (ret) { + IWL_ERR(trans, "failed to start HW after TOP reset\n"); + goto out; + } trans_pcie->prph_scratch->ctrl_cfg.control.control_flags &= ~cpu_to_le32(IWL_PRPH_SCRATCH_TOP_RESET); top_reset_done = true; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/trans.c index cc4d289b110dc..97e90cbeb6cd6 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/trans.c @@ -28,106 +28,13 @@ #include "mei/iwl-mei.h" #include "internal.h" #include "iwl-fh.h" -#include "iwl-context-info-v2.h" +#include "pcie/iwl-context-info-v2.h" +#include "pcie/utils.h" /* extended range in FW SRAM */ #define IWL_FW_MEM_EXTENDED_START 0x40000 #define IWL_FW_MEM_EXTENDED_END 0x57FFF -void iwl_trans_pcie_dump_regs(struct iwl_trans *trans) -{ -#define PCI_DUMP_SIZE 352 -#define PCI_MEM_DUMP_SIZE 64 -#define PCI_PARENT_DUMP_SIZE 524 -#define PREFIX_LEN 32 - struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - struct pci_dev *pdev = trans_pcie->pci_dev; - u32 i, pos, alloc_size, *ptr, *buf; - char *prefix; - - if (trans_pcie->pcie_dbg_dumped_once) - return; - - /* Should be a multiple of 4 */ - BUILD_BUG_ON(PCI_DUMP_SIZE > 4096 || PCI_DUMP_SIZE & 0x3); - BUILD_BUG_ON(PCI_MEM_DUMP_SIZE > 4096 || PCI_MEM_DUMP_SIZE & 0x3); - BUILD_BUG_ON(PCI_PARENT_DUMP_SIZE > 4096 || PCI_PARENT_DUMP_SIZE & 0x3); - - /* Alloc a max size buffer */ - alloc_size = PCI_ERR_ROOT_ERR_SRC + 4 + PREFIX_LEN; - alloc_size = max_t(u32, alloc_size, PCI_DUMP_SIZE + PREFIX_LEN); - alloc_size = max_t(u32, alloc_size, PCI_MEM_DUMP_SIZE + PREFIX_LEN); - alloc_size = max_t(u32, alloc_size, PCI_PARENT_DUMP_SIZE + PREFIX_LEN); - - buf = kmalloc(alloc_size, GFP_ATOMIC); - if (!buf) - return; - prefix = (char *)buf + alloc_size - PREFIX_LEN; - - IWL_ERR(trans, "iwlwifi transaction failed, dumping registers\n"); - - /* Print wifi device registers */ - sprintf(prefix, "iwlwifi %s: ", pci_name(pdev)); - IWL_ERR(trans, "iwlwifi device config registers:\n"); - for (i = 0, ptr = buf; i < PCI_DUMP_SIZE; i += 4, ptr++) - if (pci_read_config_dword(pdev, i, ptr)) - goto err_read; - print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); - - IWL_ERR(trans, "iwlwifi device memory mapped registers:\n"); - for (i = 0, ptr = buf; i < PCI_MEM_DUMP_SIZE; i += 4, ptr++) - *ptr = iwl_read32(trans, i); - print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); - - pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR); - if (pos) { - IWL_ERR(trans, "iwlwifi device AER capability structure:\n"); - for (i = 0, ptr = buf; i < PCI_ERR_ROOT_COMMAND; i += 4, ptr++) - if (pci_read_config_dword(pdev, pos + i, ptr)) - goto err_read; - print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, - 32, 4, buf, i, 0); - } - - /* Print parent device registers next */ - if (!pdev->bus->self) - goto out; - - pdev = pdev->bus->self; - sprintf(prefix, "iwlwifi %s: ", pci_name(pdev)); - - IWL_ERR(trans, "iwlwifi parent port (%s) config registers:\n", - pci_name(pdev)); - for (i = 0, ptr = buf; i < PCI_PARENT_DUMP_SIZE; i += 4, ptr++) - if (pci_read_config_dword(pdev, i, ptr)) - goto err_read; - print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); - - /* Print root port AER registers */ - pos = 0; - pdev = pcie_find_root_port(pdev); - if (pdev) - pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR); - if (pos) { - IWL_ERR(trans, "iwlwifi root port (%s) AER cap structure:\n", - pci_name(pdev)); - sprintf(prefix, "iwlwifi %s: ", pci_name(pdev)); - for (i = 0, ptr = buf; i <= PCI_ERR_ROOT_ERR_SRC; i += 4, ptr++) - if (pci_read_config_dword(pdev, pos + i, ptr)) - goto err_read; - print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, - 4, buf, i, 0); - } - goto out; - -err_read: - print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); - IWL_ERR(trans, "Read failed at 0x%X\n", i); -out: - trans_pcie->pcie_dbg_dumped_once = 1; - kfree(buf); -} - int iwl_trans_pcie_sw_reset(struct iwl_trans *trans, bool retake_ownership) { /* Reset entire device - do controller reset (results in SHRD_HW_RST) */ @@ -387,8 +294,8 @@ static void iwl_pcie_apm_lp_xtal_enable(struct iwl_trans *trans) u32 dl_cfg_reg; /* Force XTAL ON */ - __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_XTAL_ON); + iwl_trans_set_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_XTAL_ON); ret = iwl_trans_pcie_sw_reset(trans, true); @@ -397,8 +304,8 @@ static void iwl_pcie_apm_lp_xtal_enable(struct iwl_trans *trans) if (WARN_ON(ret)) { /* Release XTAL ON request */ - __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_XTAL_ON); + iwl_trans_clear_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_XTAL_ON); return; } @@ -449,12 +356,12 @@ static void iwl_pcie_apm_lp_xtal_enable(struct iwl_trans *trans) iwl_clear_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); /* Activates XTAL resources monitor */ - __iwl_trans_pcie_set_bit(trans, CSR_MONITOR_CFG_REG, - CSR_MONITOR_XTAL_RESOURCES); + iwl_trans_set_bit(trans, CSR_MONITOR_CFG_REG, + CSR_MONITOR_XTAL_RESOURCES); /* Release XTAL ON request */ - __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_XTAL_ON); + iwl_trans_clear_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_XTAL_ON); udelay(10); /* Release APMG XTAL */ @@ -704,7 +611,7 @@ static int iwl_pcie_load_firmware_chunk(struct iwl_trans *trans, trans_pcie->ucode_write_complete, 5 * HZ); if (!ret) { IWL_ERR(trans, "Failed to load firmware chunk!\n"); - iwl_trans_pcie_dump_regs(trans); + iwl_trans_pcie_dump_regs(trans, trans_pcie->pci_dev); return -ETIMEDOUT; } @@ -1536,30 +1443,41 @@ static int iwl_pcie_d3_handshake(struct iwl_trans *trans, bool suspend) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); int ret; + if (trans->mac_cfg->device_family < IWL_DEVICE_FAMILY_AX210) + return 0; + + trans_pcie->sx_state = IWL_SX_WAITING; + if (trans->mac_cfg->device_family == IWL_DEVICE_FAMILY_AX210) iwl_write_umac_prph(trans, UREG_DOORBELL_TO_ISR6, suspend ? UREG_DOORBELL_TO_ISR6_SUSPEND : UREG_DOORBELL_TO_ISR6_RESUME); - else if (trans->mac_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) + else iwl_write32(trans, CSR_IPC_SLEEP_CONTROL, suspend ? CSR_IPC_SLEEP_CONTROL_SUSPEND : CSR_IPC_SLEEP_CONTROL_RESUME); - else - return 0; ret = wait_event_timeout(trans_pcie->sx_waitq, - trans_pcie->sx_complete, 2 * HZ); - - /* Invalidate it toward next suspend or resume */ - trans_pcie->sx_complete = false; - + trans_pcie->sx_state != IWL_SX_WAITING, + 2 * HZ); if (!ret) { IWL_ERR(trans, "Timeout %s D3\n", suspend ? "entering" : "exiting"); - return -ETIMEDOUT; + ret = -ETIMEDOUT; + } else { + ret = 0; } - return 0; + if (trans_pcie->sx_state == IWL_SX_ERROR) { + IWL_ERR(trans, "FW error while %s D3\n", + suspend ? "entering" : "exiting"); + ret = -EIO; + } + + /* Invalidate it toward next suspend or resume */ + trans_pcie->sx_state = IWL_SX_INVALID; + + return ret; } int iwl_trans_pcie_d3_suspend(struct iwl_trans *trans, bool test, bool reset) @@ -1845,7 +1763,7 @@ static int iwl_pcie_gen2_force_power_gating(struct iwl_trans *trans) return iwl_trans_pcie_sw_reset(trans, true); } -static int _iwl_trans_pcie_start_hw(struct iwl_trans *trans) +int _iwl_trans_pcie_start_hw(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); int err; @@ -2412,7 +2330,7 @@ bool __iwl_trans_pcie_grab_nic_access(struct iwl_trans *trans, bool silent) } /* this bit wakes up the NIC */ - __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, write); + iwl_trans_set_bit(trans, CSR_GP_CNTRL, write); if (trans->mac_cfg->device_family >= IWL_DEVICE_FAMILY_8000) udelay(2); @@ -2449,7 +2367,7 @@ bool __iwl_trans_pcie_grab_nic_access(struct iwl_trans *trans, bool silent) "Timeout waiting for hardware access (CSR_GP_CNTRL 0x%08x)\n", cntrl); - iwl_trans_pcie_dump_regs(trans); + iwl_trans_pcie_dump_regs(trans, trans_pcie->pci_dev); if (iwlwifi_mod_params.remove_when_gone && cntrl == ~0U) iwl_trans_pcie_reset(trans, @@ -2501,11 +2419,11 @@ iwl_trans_pcie_release_nic_access(struct iwl_trans *trans) if (trans_pcie->cmd_hold_nic_awake) goto out; if (trans->mac_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) - __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_BZ_MAC_ACCESS_REQ); + iwl_trans_clear_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_BZ_MAC_ACCESS_REQ); else - __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); + iwl_trans_clear_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); /* * Above we read the CSR_GP_CNTRL register, which will flush * any previous writes, but we need the write that clears the @@ -2567,24 +2485,6 @@ int iwl_trans_pcie_read_mem(struct iwl_trans *trans, u32 addr, return 0; } -int iwl_trans_pcie_write_mem(struct iwl_trans *trans, u32 addr, - const void *buf, int dwords) -{ - int offs, ret = 0; - const u32 *vals = buf; - - if (iwl_trans_grab_nic_access(trans)) { - iwl_write32(trans, HBUS_TARG_MEM_WADDR, addr); - for (offs = 0; offs < dwords; offs++) - iwl_write32(trans, HBUS_TARG_MEM_WDAT, - vals ? vals[offs] : 0); - iwl_trans_release_nic_access(trans); - } else { - ret = -EBUSY; - } - return ret; -} - int iwl_trans_pcie_read_config32(struct iwl_trans *trans, u32 ofs, u32 *val) { @@ -2704,7 +2604,7 @@ void iwl_trans_pcie_set_bits_mask(struct iwl_trans *trans, u32 reg, struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); spin_lock_bh(&trans_pcie->reg_lock); - __iwl_trans_pcie_set_bits_mask(trans, reg, mask, value); + _iwl_trans_set_bits_mask(trans, reg, mask, value); spin_unlock_bh(&trans_pcie->reg_lock); } @@ -4046,7 +3946,7 @@ int iwl_trans_pcie_copy_imr(struct iwl_trans *trans, IMR_D2S_REQUESTED, 5 * HZ); if (!ret || trans_pcie->imr_status == IMR_D2S_ERROR) { IWL_ERR(trans, "Failed to copy IMR Memory chunk!\n"); - iwl_trans_pcie_dump_regs(trans); + iwl_trans_pcie_dump_regs(trans, trans_pcie->pci_dev); return -ETIMEDOUT; } trans_pcie->imr_status = IMR_D2S_IDLE; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/tx-gen2.c index df0545f09da95..df0545f09da95 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/tx-gen2.c diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/tx.c index bb467e2b1779b..8676726d789b3 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/gen1_2/tx.c @@ -25,6 +25,7 @@ #include "iwl-op-mode.h" #include "internal.h" #include "fw/api/tx.h" +#include "pcie/utils.h" /*************** DMA-QUEUE-GENERAL-FUNCTIONS ***** * DMA services @@ -203,8 +204,8 @@ static void iwl_pcie_clear_cmd_in_flight(struct iwl_trans *trans) } trans_pcie->cmd_hold_nic_awake = false; - __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, - CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); + iwl_trans_clear_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); spin_unlock(&trans_pcie->reg_lock); } @@ -494,9 +495,9 @@ void iwl_pcie_tx_start(struct iwl_trans *trans) iwl_read_prph(trans, SCD_SRAM_BASE_ADDR); /* reset context data, TX status and translation data */ - iwl_trans_pcie_write_mem(trans, trans_pcie->scd_base_addr + - SCD_CONTEXT_MEM_LOWER_BOUND, - NULL, clear_dwords); + iwl_trans_write_mem(trans, trans_pcie->scd_base_addr + + SCD_CONTEXT_MEM_LOWER_BOUND, + NULL, clear_dwords); iwl_write_prph(trans, SCD_DRAM_BASE_ADDR, trans_pcie->txqs.scd_bc_tbls.dma >> 10); @@ -1292,9 +1293,8 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id, if (configure_scd) { iwl_scd_txq_set_inactive(trans, txq_id); - iwl_trans_pcie_write_mem(trans, stts_addr, - (const void *)zero_val, - ARRAY_SIZE(zero_val)); + iwl_trans_write_mem(trans, stts_addr, (const void *)zero_val, + ARRAY_SIZE(zero_val)); } iwl_pcie_txq_unmap(trans, txq_id); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-context-info-v2.h b/drivers/net/wireless/intel/iwlwifi/pcie/iwl-context-info-v2.h index 8c5c0ea46181b..416baadc50176 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-context-info-v2.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/iwl-context-info-v2.h @@ -130,11 +130,11 @@ struct iwl_prph_scratch_pnvm_cfg { } __packed; /* PERIPH_SCRATCH_PNVM_CFG_S */ /** - * struct iwl_prph_scrath_mem_desc_addr_array + * struct iwl_prph_scratch_mem_desc_addr_array - DRAM * @mem_descs: array of dram addresses. - * Each address is the beggining of a pnvm payload. + * Each address is the beginning of a PNVM payload. */ -struct iwl_prph_scrath_mem_desc_addr_array { +struct iwl_prph_scratch_mem_desc_addr_array { __le64 mem_descs[IPC_DRAM_MAP_ENTRY_NUM_MAX]; } __packed; /* PERIPH_SCRATCH_MEM_DESC_ADDR_ARRAY_S_VER_1 */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-context-info.h b/drivers/net/wireless/intel/iwlwifi/pcie/iwl-context-info.h index 7ae0fbdef208b..7ae0fbdef208b 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-context-info.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/iwl-context-info.h diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/utils.c b/drivers/net/wireless/intel/iwlwifi/pcie/utils.c new file mode 100644 index 0000000000000..1bb274d8390c3 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/pcie/utils.c @@ -0,0 +1,104 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2025 Intel Corporation + */ + +#include <linux/pci.h> +#include <linux/gfp.h> + +#include "iwl-io.h" +#include "pcie/utils.h" + +void iwl_trans_pcie_dump_regs(struct iwl_trans *trans, struct pci_dev *pdev) +{ +#define PCI_DUMP_SIZE 352 +#define PCI_MEM_DUMP_SIZE 64 +#define PCI_PARENT_DUMP_SIZE 524 +#define PREFIX_LEN 32 + + static bool pcie_dbg_dumped_once = 0; + u32 i, pos, alloc_size, *ptr, *buf; + char *prefix; + + if (pcie_dbg_dumped_once) + return; + + /* Should be a multiple of 4 */ + BUILD_BUG_ON(PCI_DUMP_SIZE > 4096 || PCI_DUMP_SIZE & 0x3); + BUILD_BUG_ON(PCI_MEM_DUMP_SIZE > 4096 || PCI_MEM_DUMP_SIZE & 0x3); + BUILD_BUG_ON(PCI_PARENT_DUMP_SIZE > 4096 || PCI_PARENT_DUMP_SIZE & 0x3); + + /* Alloc a max size buffer */ + alloc_size = PCI_ERR_ROOT_ERR_SRC + 4 + PREFIX_LEN; + alloc_size = max_t(u32, alloc_size, PCI_DUMP_SIZE + PREFIX_LEN); + alloc_size = max_t(u32, alloc_size, PCI_MEM_DUMP_SIZE + PREFIX_LEN); + alloc_size = max_t(u32, alloc_size, PCI_PARENT_DUMP_SIZE + PREFIX_LEN); + + buf = kmalloc(alloc_size, GFP_ATOMIC); + if (!buf) + return; + prefix = (char *)buf + alloc_size - PREFIX_LEN; + + IWL_ERR(trans, "iwlwifi transaction failed, dumping registers\n"); + + /* Print wifi device registers */ + sprintf(prefix, "iwlwifi %s: ", pci_name(pdev)); + IWL_ERR(trans, "iwlwifi device config registers:\n"); + for (i = 0, ptr = buf; i < PCI_DUMP_SIZE; i += 4, ptr++) + if (pci_read_config_dword(pdev, i, ptr)) + goto err_read; + print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); + + IWL_ERR(trans, "iwlwifi device memory mapped registers:\n"); + for (i = 0, ptr = buf; i < PCI_MEM_DUMP_SIZE; i += 4, ptr++) + *ptr = iwl_read32(trans, i); + print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); + + pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR); + if (pos) { + IWL_ERR(trans, "iwlwifi device AER capability structure:\n"); + for (i = 0, ptr = buf; i < PCI_ERR_ROOT_COMMAND; i += 4, ptr++) + if (pci_read_config_dword(pdev, pos + i, ptr)) + goto err_read; + print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, + 32, 4, buf, i, 0); + } + + /* Print parent device registers next */ + if (!pdev->bus->self) + goto out; + + pdev = pdev->bus->self; + sprintf(prefix, "iwlwifi %s: ", pci_name(pdev)); + + IWL_ERR(trans, "iwlwifi parent port (%s) config registers:\n", + pci_name(pdev)); + for (i = 0, ptr = buf; i < PCI_PARENT_DUMP_SIZE; i += 4, ptr++) + if (pci_read_config_dword(pdev, i, ptr)) + goto err_read; + print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); + + /* Print root port AER registers */ + pos = 0; + pdev = pcie_find_root_port(pdev); + if (pdev) + pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ERR); + if (pos) { + IWL_ERR(trans, "iwlwifi root port (%s) AER cap structure:\n", + pci_name(pdev)); + sprintf(prefix, "iwlwifi %s: ", pci_name(pdev)); + for (i = 0, ptr = buf; i <= PCI_ERR_ROOT_ERR_SRC; i += 4, ptr++) + if (pci_read_config_dword(pdev, pos + i, ptr)) + goto err_read; + print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, + 4, buf, i, 0); + } + goto out; + +err_read: + print_hex_dump(KERN_ERR, prefix, DUMP_PREFIX_OFFSET, 32, 4, buf, i, 0); + IWL_ERR(trans, "Read failed at 0x%X\n", i); +out: + pcie_dbg_dumped_once = 1; + kfree(buf); +} diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/utils.h b/drivers/net/wireless/intel/iwlwifi/pcie/utils.h new file mode 100644 index 0000000000000..031dfdf4bba46 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/pcie/utils.h @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2025 Intel Corporation + */ + +#ifndef __iwl_pcie_utils_h__ +#define __iwl_pcie_utils_h__ + +void iwl_trans_pcie_dump_regs(struct iwl_trans *trans, struct pci_dev *pdev); + +static inline void _iwl_trans_set_bits_mask(struct iwl_trans *trans, + u32 reg, u32 mask, u32 value) +{ + u32 v; + +#ifdef CONFIG_IWLWIFI_DEBUG + WARN_ON_ONCE(value & ~mask); +#endif + + v = iwl_read32(trans, reg); + v &= ~mask; + v |= value; + iwl_write32(trans, reg, v); +} + +static inline void iwl_trans_clear_bit(struct iwl_trans *trans, + u32 reg, u32 mask) +{ + _iwl_trans_set_bits_mask(trans, reg, mask, 0); +} + +static inline void iwl_trans_set_bit(struct iwl_trans *trans, + u32 reg, u32 mask) +{ + _iwl_trans_set_bits_mask(trans, reg, mask, mask); +} + +#endif /* __iwl_pcie_utils_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/tests/Makefile b/drivers/net/wireless/intel/iwlwifi/tests/Makefile index 84491488f5892..1b49241c578f4 100644 --- a/drivers/net/wireless/intel/iwlwifi/tests/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/tests/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause -iwlwifi-tests-y += module.o devinfo.o +iwlwifi-tests-y += module.o devinfo.o utils.o ccflags-y += -I$(src)/../ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tests/scan.c b/drivers/net/wireless/intel/iwlwifi/tests/utils.c index 7a3275199ace2..df2c3a891e7e8 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tests/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/tests/utils.c @@ -1,20 +1,19 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * KUnit tests for channel helper functions + * KUnit tests for utilities * - * Copyright (C) 2024 Intel Corporation + * Copyright (C) 2024-2025 Intel Corporation */ -#include <net/mac80211.h> -#include "../mvm.h" +#include "../iwl-utils.h" #include <kunit/test.h> -MODULE_IMPORT_NS("EXPORTED_FOR_KUNIT_TESTING"); +MODULE_IMPORT_NS("IWLWIFI"); -static const struct acs_average_db_case { +static const struct average_neg_db_case { const char *desc; u8 neg_dbm[22]; s8 result; -} acs_average_db_cases[] = { +} average_neg_db_cases[] = { { .desc = "Smallest possible value, all filled", .neg_dbm = { @@ -73,38 +72,38 @@ static const struct acs_average_db_case { }, }; -KUNIT_ARRAY_PARAM_DESC(acs_average_db, acs_average_db_cases, desc) +KUNIT_ARRAY_PARAM_DESC(average_neg_db, average_neg_db_cases, desc) -static void test_acs_average_db(struct kunit *test) +static void test_average_neg_db(struct kunit *test) { - const struct acs_average_db_case *params = test->param_value; - struct iwl_umac_scan_channel_survey_notif notif; + const struct average_neg_db_case *params = test->param_value; + u8 reversed[ARRAY_SIZE(params->neg_dbm)]; int i; /* Test the values in the given order */ - for (i = 0; i < ARRAY_SIZE(params->neg_dbm); i++) - notif.noise[i] = params->neg_dbm[i]; KUNIT_ASSERT_EQ(test, - iwl_mvm_average_dbm_values(¬if), + iwl_average_neg_dbm(params->neg_dbm, + ARRAY_SIZE(params->neg_dbm)), params->result); /* Test in reverse order */ for (i = 0; i < ARRAY_SIZE(params->neg_dbm); i++) - notif.noise[ARRAY_SIZE(params->neg_dbm) - i - 1] = + reversed[ARRAY_SIZE(params->neg_dbm) - i - 1] = params->neg_dbm[i]; KUNIT_ASSERT_EQ(test, - iwl_mvm_average_dbm_values(¬if), + iwl_average_neg_dbm(reversed, + ARRAY_SIZE(params->neg_dbm)), params->result); } -static struct kunit_case acs_average_db_case[] = { - KUNIT_CASE_PARAM(test_acs_average_db, acs_average_db_gen_params), +static struct kunit_case average_db_case[] = { + KUNIT_CASE_PARAM(test_average_neg_db, average_neg_db_gen_params), {} }; -static struct kunit_suite acs_average_db = { - .name = "iwlmvm-acs-average-db", - .test_cases = acs_average_db_case, +static struct kunit_suite average_db = { + .name = "iwl-average-db", + .test_cases = average_db_case, }; -kunit_test_suite(acs_average_db); +kunit_test_suite(average_db); |