diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
61 files changed, 1066 insertions, 779 deletions
diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig index 74b3b4de7bb7..7fd50428b934 100644 --- a/drivers/net/wireless/iwlwifi/Kconfig +++ b/drivers/net/wireless/iwlwifi/Kconfig @@ -2,10 +2,6 @@ config IWLWIFI tristate "Intel Wireless WiFi Next Gen AGN - Wireless-N/Advanced-N/Ultimate-N (iwlwifi) " depends on PCI && MAC80211 && HAS_IOMEM select FW_LOADER - select NEW_LEDS - select LEDS_CLASS - select LEDS_TRIGGERS - select MAC80211_LEDS ---help--- Select to build the driver supporting the: @@ -43,6 +39,14 @@ config IWLWIFI say M here and read <file:Documentation/kbuild/modules.txt>. The module will be called iwlwifi. +config IWLWIFI_LEDS + bool + depends on IWLWIFI + depends on LEDS_CLASS=y || LEDS_CLASS=IWLWIFI + select LEDS_TRIGGERS + select MAC80211_LEDS + default y + config IWLDVM tristate "Intel Wireless WiFi DVM Firmware support" depends on IWLWIFI @@ -124,7 +128,6 @@ config IWLWIFI_DEBUG_EXPERIMENTAL_UCODE Enable use of experimental ucode for testing and debugging. config IWLWIFI_DEVICE_TRACING - bool "iwlwifi device access tracing" depends on IWLWIFI depends on EVENT_TRACING diff --git a/drivers/net/wireless/iwlwifi/dvm/Makefile b/drivers/net/wireless/iwlwifi/dvm/Makefile index dce7ab2e0c4b..4d19685f31c3 100644 --- a/drivers/net/wireless/iwlwifi/dvm/Makefile +++ b/drivers/net/wireless/iwlwifi/dvm/Makefile @@ -4,9 +4,10 @@ iwldvm-objs += main.o rs.o mac80211.o ucode.o tx.o iwldvm-objs += lib.o calib.o tt.o sta.o rx.o iwldvm-objs += power.o -iwldvm-objs += scan.o led.o +iwldvm-objs += scan.o iwldvm-objs += rxon.o devices.o +iwldvm-$(CONFIG_IWLWIFI_LEDS) += led.o iwldvm-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o ccflags-y += -D__CHECK_ENDIAN__ -I$(src)/../ diff --git a/drivers/net/wireless/iwlwifi/dvm/calib.c b/drivers/net/wireless/iwlwifi/dvm/calib.c index be1086c87157..20e6aa910700 100644 --- a/drivers/net/wireless/iwlwifi/dvm/calib.c +++ b/drivers/net/wireless/iwlwifi/dvm/calib.c @@ -94,7 +94,6 @@ int iwl_send_calib_results(struct iwl_priv *priv) { struct iwl_host_cmd hcmd = { .id = REPLY_PHY_CALIBRATION_CMD, - .flags = CMD_SYNC, }; struct iwl_calib_result *res; diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c index d2fe2596d54e..0ffb6ff1a255 100644 --- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -1481,7 +1481,7 @@ static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file, /* make request to uCode to retrieve statistics information */ mutex_lock(&priv->mutex); - ret = iwl_send_statistics_request(priv, CMD_SYNC, false); + ret = iwl_send_statistics_request(priv, 0, false); mutex_unlock(&priv->mutex); if (ret) @@ -1868,7 +1868,7 @@ static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file, /* make request to uCode to retrieve statistics information */ mutex_lock(&priv->mutex); - iwl_send_statistics_request(priv, CMD_SYNC, true); + iwl_send_statistics_request(priv, 0, true); mutex_unlock(&priv->mutex); return count; @@ -2188,7 +2188,6 @@ static int iwl_cmd_echo_test(struct iwl_priv *priv) struct iwl_host_cmd cmd = { .id = REPLY_ECHO, .len = { 0 }, - .flags = CMD_SYNC, }; ret = iwl_dvm_send_cmd(priv, &cmd); @@ -2320,7 +2319,7 @@ static ssize_t iwl_dbgfs_fw_restart_write(struct file *file, mutex_lock(&priv->mutex); /* take the return value to make compiler happy - it will fail anyway */ - ret = iwl_dvm_send_cmd_pdu(priv, REPLY_ERROR, CMD_SYNC, 0, NULL); + ret = iwl_dvm_send_cmd_pdu(priv, REPLY_ERROR, 0, 0, NULL); mutex_unlock(&priv->mutex); diff --git a/drivers/net/wireless/iwlwifi/dvm/dev.h b/drivers/net/wireless/iwlwifi/dvm/dev.h index 3441f70d0ff9..a6f22c32a279 100644 --- a/drivers/net/wireless/iwlwifi/dvm/dev.h +++ b/drivers/net/wireless/iwlwifi/dvm/dev.h @@ -888,9 +888,11 @@ struct iwl_priv { struct iwl_event_log event_log; +#ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; unsigned long blink_on, blink_off; bool led_registered; +#endif /* WoWLAN GTK rekey data */ u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; diff --git a/drivers/net/wireless/iwlwifi/dvm/devices.c b/drivers/net/wireless/iwlwifi/dvm/devices.c index 758c54eeb206..34b41e5f7cfc 100644 --- a/drivers/net/wireless/iwlwifi/dvm/devices.c +++ b/drivers/net/wireless/iwlwifi/dvm/devices.c @@ -417,7 +417,6 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv, struct iwl_host_cmd hcmd = { .id = REPLY_CHANNEL_SWITCH, .len = { sizeof(cmd), }, - .flags = CMD_SYNC, .data = { &cmd, }, }; @@ -579,7 +578,6 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv, struct iwl_host_cmd hcmd = { .id = REPLY_CHANNEL_SWITCH, .len = { sizeof(*cmd), }, - .flags = CMD_SYNC, .dataflags[0] = IWL_HCMD_DFL_NOCOPY, }; int err; diff --git a/drivers/net/wireless/iwlwifi/dvm/led.h b/drivers/net/wireless/iwlwifi/dvm/led.h index 6a0817d9c4fa..1c6b2252d0f2 100644 --- a/drivers/net/wireless/iwlwifi/dvm/led.h +++ b/drivers/net/wireless/iwlwifi/dvm/led.h @@ -36,8 +36,20 @@ struct iwl_priv; #define IWL_LED_ACTIVITY (0<<1) #define IWL_LED_LINK (1<<1) +#ifdef CONFIG_IWLWIFI_LEDS void iwlagn_led_enable(struct iwl_priv *priv); void iwl_leds_init(struct iwl_priv *priv); void iwl_leds_exit(struct iwl_priv *priv); +#else +static inline void iwlagn_led_enable(struct iwl_priv *priv) +{ +} +static inline void iwl_leds_init(struct iwl_priv *priv) +{ +} +static inline void iwl_leds_exit(struct iwl_priv *priv) +{ +} +#endif #endif /* __iwl_leds_h__ */ diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c index d169228f59e7..2191621d69c1 100644 --- a/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -81,7 +81,7 @@ int iwlagn_send_tx_power(struct iwl_priv *priv) else tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD; - return iwl_dvm_send_cmd_pdu(priv, tx_ant_cfg_cmd, CMD_SYNC, + return iwl_dvm_send_cmd_pdu(priv, tx_ant_cfg_cmd, 0, sizeof(tx_power_cmd), &tx_power_cmd); } @@ -141,7 +141,6 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u32 scd_q_msk) struct iwl_host_cmd cmd = { .id = REPLY_TXFIFO_FLUSH, .len = { sizeof(struct iwl_txfifo_flush_cmd), }, - .flags = CMD_SYNC, .data = { &flush_cmd, }, }; @@ -333,12 +332,12 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv) memcpy(&bt_cmd_v2.basic, &basic, sizeof(basic)); ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG, - CMD_SYNC, sizeof(bt_cmd_v2), &bt_cmd_v2); + 0, sizeof(bt_cmd_v2), &bt_cmd_v2); } else { memcpy(&bt_cmd_v1.basic, &basic, sizeof(basic)); ret = iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG, - CMD_SYNC, sizeof(bt_cmd_v1), &bt_cmd_v1); + 0, sizeof(bt_cmd_v1), &bt_cmd_v1); } if (ret) IWL_ERR(priv, "failed to send BT Coex Config\n"); @@ -1044,7 +1043,6 @@ int iwlagn_send_patterns(struct iwl_priv *priv, struct iwl_host_cmd cmd = { .id = REPLY_WOWLAN_PATTERNS, .dataflags[0] = IWL_HCMD_DFL_NOCOPY, - .flags = CMD_SYNC, }; int i, err; @@ -1201,7 +1199,6 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan) if (key_data.use_rsc_tsc) { struct iwl_host_cmd rsc_tsc_cmd = { .id = REPLY_WOWLAN_TSC_RSC_PARAMS, - .flags = CMD_SYNC, .data[0] = key_data.rsc_tsc, .dataflags[0] = IWL_HCMD_DFL_NOCOPY, .len[0] = sizeof(*key_data.rsc_tsc), @@ -1215,7 +1212,7 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan) if (key_data.use_tkip) { ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WOWLAN_TKIP_PARAMS, - CMD_SYNC, sizeof(tkip_cmd), + 0, sizeof(tkip_cmd), &tkip_cmd); if (ret) goto out; @@ -1231,20 +1228,20 @@ int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan) ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WOWLAN_KEK_KCK_MATERIAL, - CMD_SYNC, sizeof(kek_kck_cmd), + 0, sizeof(kek_kck_cmd), &kek_kck_cmd); if (ret) goto out; } } - ret = iwl_dvm_send_cmd_pdu(priv, REPLY_D3_CONFIG, CMD_SYNC, + ret = iwl_dvm_send_cmd_pdu(priv, REPLY_D3_CONFIG, 0, sizeof(d3_cfg_cmd), &d3_cfg_cmd); if (ret) goto out; ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WOWLAN_WAKEUP_FILTER, - CMD_SYNC, sizeof(wakeup_filter_cmd), + 0, sizeof(wakeup_filter_cmd), &wakeup_filter_cmd); if (ret) goto out; diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index 6a00353768f3..0b7f46f0b079 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -128,7 +128,6 @@ int iwlagn_send_beacon_cmd(struct iwl_priv *priv) struct iwl_tx_beacon_cmd *tx_beacon_cmd; struct iwl_host_cmd cmd = { .id = REPLY_TX_BEACON, - .flags = CMD_SYNC, }; struct ieee80211_tx_info *info; u32 frame_size; @@ -311,8 +310,7 @@ int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags, bool clear) sizeof(struct iwl_statistics_cmd), &statistics_cmd); else - return iwl_dvm_send_cmd_pdu(priv, REPLY_STATISTICS_CMD, - CMD_SYNC, + return iwl_dvm_send_cmd_pdu(priv, REPLY_STATISTICS_CMD, 0, sizeof(struct iwl_statistics_cmd), &statistics_cmd); } @@ -622,7 +620,7 @@ static void iwl_rf_kill_ct_config(struct iwl_priv *priv) ret = iwl_dvm_send_cmd_pdu(priv, REPLY_CT_KILL_CONFIG_CMD, - CMD_SYNC, sizeof(adv_cmd), &adv_cmd); + 0, sizeof(adv_cmd), &adv_cmd); if (ret) IWL_ERR(priv, "REPLY_CT_KILL_CONFIG_CMD failed\n"); else @@ -637,7 +635,7 @@ static void iwl_rf_kill_ct_config(struct iwl_priv *priv) ret = iwl_dvm_send_cmd_pdu(priv, REPLY_CT_KILL_CONFIG_CMD, - CMD_SYNC, sizeof(cmd), &cmd); + 0, sizeof(cmd), &cmd); if (ret) IWL_ERR(priv, "REPLY_CT_KILL_CONFIG_CMD failed\n"); else @@ -673,9 +671,7 @@ static int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant) if (IWL_UCODE_API(priv->fw->ucode_ver) > 1) { IWL_DEBUG_HC(priv, "select valid tx ant: %u\n", valid_tx_ant); - return iwl_dvm_send_cmd_pdu(priv, - TX_ANT_CONFIGURATION_CMD, - CMD_SYNC, + return iwl_dvm_send_cmd_pdu(priv, TX_ANT_CONFIGURATION_CMD, 0, sizeof(struct iwl_tx_ant_config_cmd), &tx_ant_cmd); } else { @@ -703,7 +699,7 @@ static void iwl_send_bt_config(struct iwl_priv *priv) (bt_cmd.flags == BT_COEX_DISABLE) ? "disable" : "active"); if (iwl_dvm_send_cmd_pdu(priv, REPLY_BT_CONFIG, - CMD_SYNC, sizeof(struct iwl_bt_cmd), &bt_cmd)) + 0, sizeof(struct iwl_bt_cmd), &bt_cmd)) IWL_ERR(priv, "failed to send BT Coex Config\n"); } @@ -987,7 +983,7 @@ static void iwl_bg_restart(struct work_struct *data) ieee80211_restart_hw(priv->hw); else IWL_ERR(priv, - "Cannot request restart before registrating with mac80211"); + "Cannot request restart before registrating with mac80211\n"); } else { WARN_ON(1); } @@ -1127,7 +1123,6 @@ static void iwl_option_config(struct iwl_priv *priv) static int iwl_eeprom_init_hw_params(struct iwl_priv *priv) { struct iwl_nvm_data *data = priv->nvm_data; - char *debug_msg; if (data->sku_cap_11n_enable && !priv->cfg->ht_params) { @@ -1141,8 +1136,8 @@ static int iwl_eeprom_init_hw_params(struct iwl_priv *priv) return -EINVAL; } - debug_msg = "Device SKU: 24GHz %s %s, 52GHz %s %s, 11.n %s %s\n"; - IWL_DEBUG_INFO(priv, debug_msg, + IWL_DEBUG_INFO(priv, + "Device SKU: 24GHz %s %s, 52GHz %s %s, 11.n %s %s\n", data->sku_cap_band_24GHz_enable ? "" : "NOT", "enabled", data->sku_cap_band_52GHz_enable ? "" : "NOT", "enabled", data->sku_cap_11n_enable ? "" : "NOT", "enabled"); @@ -1350,7 +1345,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, iwl_set_hw_params(priv); if (!(priv->nvm_data->sku_cap_ipan_enable)) { - IWL_DEBUG_INFO(priv, "Your EEPROM disabled PAN"); + IWL_DEBUG_INFO(priv, "Your EEPROM disabled PAN\n"); ucode_flags &= ~IWL_UCODE_TLV_FLAGS_PAN; /* * if not PAN, then don't support P2P -- might be a uCode @@ -2019,10 +2014,10 @@ void iwlagn_lift_passive_no_rx(struct iwl_priv *priv) for (mq = 0; mq < IWLAGN_FIRST_AMPDU_QUEUE; mq++) { if (!test_bit(mq, &priv->transport_queue_stop)) { - IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d", mq); + IWL_DEBUG_TX_QUEUES(priv, "Wake queue %d\n", mq); ieee80211_wake_queue(priv->hw, mq); } else { - IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d", mq); + IWL_DEBUG_TX_QUEUES(priv, "Don't wake queue %d\n", mq); } } diff --git a/drivers/net/wireless/iwlwifi/dvm/power.c b/drivers/net/wireless/iwlwifi/dvm/power.c index b4e61417013a..f2c1439566b5 100644 --- a/drivers/net/wireless/iwlwifi/dvm/power.c +++ b/drivers/net/wireless/iwlwifi/dvm/power.c @@ -278,7 +278,7 @@ static int iwl_set_power(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd) le32_to_cpu(cmd->sleep_interval[3]), le32_to_cpu(cmd->sleep_interval[4])); - return iwl_dvm_send_cmd_pdu(priv, POWER_TABLE_CMD, CMD_SYNC, + return iwl_dvm_send_cmd_pdu(priv, POWER_TABLE_CMD, 0, sizeof(struct iwl_powertable_cmd), cmd); } @@ -361,7 +361,7 @@ int iwl_power_set_mode(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd, memcpy(&priv->power_data.sleep_cmd, cmd, sizeof(*cmd)); } else - IWL_ERR(priv, "set power fail, ret = %d", ret); + IWL_ERR(priv, "set power fail, ret = %d\n", ret); return ret; } diff --git a/drivers/net/wireless/iwlwifi/dvm/rs.c b/drivers/net/wireless/iwlwifi/dvm/rs.c index aa773a2da4ab..32b78a66536d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rs.c +++ b/drivers/net/wireless/iwlwifi/dvm/rs.c @@ -1453,7 +1453,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv, tbl->action = IWL_LEGACY_SWITCH_SISO; break; default: - IWL_ERR(priv, "Invalid BT load %d", priv->bt_traffic_load); + IWL_ERR(priv, "Invalid BT load %d\n", priv->bt_traffic_load); break; } @@ -1628,7 +1628,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, tbl->action = IWL_SISO_SWITCH_ANTENNA1; break; default: - IWL_ERR(priv, "Invalid BT load %d", priv->bt_traffic_load); + IWL_ERR(priv, "Invalid BT load %d\n", priv->bt_traffic_load); break; } @@ -1799,7 +1799,7 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, tbl->action = IWL_MIMO2_SWITCH_SISO_A; break; default: - IWL_ERR(priv, "Invalid BT load %d", priv->bt_traffic_load); + IWL_ERR(priv, "Invalid BT load %d\n", priv->bt_traffic_load); break; } @@ -1969,7 +1969,7 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv, tbl->action = IWL_MIMO3_SWITCH_SISO_A; break; default: - IWL_ERR(priv, "Invalid BT load %d", priv->bt_traffic_load); + IWL_ERR(priv, "Invalid BT load %d\n", priv->bt_traffic_load); break; } @@ -2709,7 +2709,7 @@ static void rs_initialize_lq(struct iwl_priv *priv, rs_set_expected_tpt_table(lq_sta, tbl); rs_fill_link_cmd(NULL, lq_sta, rate); priv->stations[lq_sta->lq.sta_id].lq = &lq_sta->lq; - iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, CMD_SYNC, true); + iwl_send_lq_cmd(priv, ctx, &lq_sta->lq, 0, true); } static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta, diff --git a/drivers/net/wireless/iwlwifi/dvm/rx.c b/drivers/net/wireless/iwlwifi/dvm/rx.c index cd8377346aff..debec963c610 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rx.c +++ b/drivers/net/wireless/iwlwifi/dvm/rx.c @@ -786,7 +786,7 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv, memcpy(IEEE80211_SKB_RXCB(skb), stats, sizeof(*stats)); - ieee80211_rx_ni(priv->hw, skb); + ieee80211_rx(priv->hw, skb); } static u32 iwlagn_translate_rx_status(struct iwl_priv *priv, u32 decrypt_in) diff --git a/drivers/net/wireless/iwlwifi/dvm/rxon.c b/drivers/net/wireless/iwlwifi/dvm/rxon.c index 503a81e58185..ed50de6362ed 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rxon.c +++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c @@ -104,7 +104,7 @@ static int iwlagn_disable_bss(struct iwl_priv *priv, send->filter_flags &= ~RXON_FILTER_ASSOC_MSK; ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, - CMD_SYNC, sizeof(*send), send); + 0, sizeof(*send), send); send->filter_flags = old_filter; @@ -134,7 +134,7 @@ static int iwlagn_disable_pan(struct iwl_priv *priv, send->filter_flags &= ~RXON_FILTER_ASSOC_MSK; send->dev_type = RXON_DEV_TYPE_P2P; ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, - CMD_SYNC, sizeof(*send), send); + 0, sizeof(*send), send); send->filter_flags = old_filter; send->dev_type = old_dev_type; @@ -160,7 +160,7 @@ static int iwlagn_disconn_pan(struct iwl_priv *priv, int ret; send->filter_flags &= ~RXON_FILTER_ASSOC_MSK; - ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, CMD_SYNC, + ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, 0, sizeof(*send), send); send->filter_flags = old_filter; @@ -189,7 +189,7 @@ static void iwlagn_update_qos(struct iwl_priv *priv, ctx->qos_data.qos_active, ctx->qos_data.def_qos_parm.qos_flags); - ret = iwl_dvm_send_cmd_pdu(priv, ctx->qos_cmd, CMD_SYNC, + ret = iwl_dvm_send_cmd_pdu(priv, ctx->qos_cmd, 0, sizeof(struct iwl_qosparam_cmd), &ctx->qos_data.def_qos_parm); if (ret) @@ -353,7 +353,7 @@ static int iwl_send_rxon_timing(struct iwl_priv *priv, le16_to_cpu(ctx->timing.atim_window)); return iwl_dvm_send_cmd_pdu(priv, ctx->rxon_timing_cmd, - CMD_SYNC, sizeof(ctx->timing), &ctx->timing); + 0, sizeof(ctx->timing), &ctx->timing); } static int iwlagn_rxon_disconn(struct iwl_priv *priv, @@ -495,7 +495,7 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv, * Associated RXON doesn't clear the station table in uCode, * so we don't need to restore stations etc. after this. */ - ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, CMD_SYNC, + ret = iwl_dvm_send_cmd_pdu(priv, ctx->rxon_cmd, 0, sizeof(struct iwl_rxon_cmd), &ctx->staging); if (ret) { IWL_ERR(priv, "Error setting new RXON (%d)\n", ret); @@ -610,7 +610,7 @@ int iwlagn_set_pan_params(struct iwl_priv *priv) cmd.slots[0].width = cpu_to_le16(slot0); cmd.slots[1].width = cpu_to_le16(slot1); - ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WIPAN_PARAMS, CMD_SYNC, + ret = iwl_dvm_send_cmd_pdu(priv, REPLY_WIPAN_PARAMS, 0, sizeof(cmd), &cmd); if (ret) IWL_ERR(priv, "Error setting PAN parameters (%d)\n", ret); @@ -823,7 +823,7 @@ static int iwl_check_rxon_cmd(struct iwl_priv *priv, if ((rxon->flags & (RXON_FLG_CCK_MSK | RXON_FLG_AUTO_DETECT_MSK)) == (RXON_FLG_CCK_MSK | RXON_FLG_AUTO_DETECT_MSK)) { - IWL_WARN(priv, "CCK and auto detect"); + IWL_WARN(priv, "CCK and auto detect\n"); errors |= BIT(8); } @@ -1395,7 +1395,7 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv) priv->phy_calib_chain_noise_reset_cmd); ret = iwl_dvm_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD, - CMD_SYNC, sizeof(cmd), &cmd); + 0, sizeof(cmd), &cmd); if (ret) IWL_ERR(priv, "Could not send REPLY_PHY_CALIBRATION_CMD\n"); diff --git a/drivers/net/wireless/iwlwifi/dvm/scan.c b/drivers/net/wireless/iwlwifi/dvm/scan.c index be98b913ed58..43bef901e8f9 100644 --- a/drivers/net/wireless/iwlwifi/dvm/scan.c +++ b/drivers/net/wireless/iwlwifi/dvm/scan.c @@ -59,7 +59,7 @@ static int iwl_send_scan_abort(struct iwl_priv *priv) int ret; struct iwl_host_cmd cmd = { .id = REPLY_SCAN_ABORT_CMD, - .flags = CMD_SYNC | CMD_WANT_SKB, + .flags = CMD_WANT_SKB, }; __le32 *status; @@ -639,7 +639,6 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) struct iwl_host_cmd cmd = { .id = REPLY_SCAN_CMD, .len = { sizeof(struct iwl_scan_cmd), }, - .flags = CMD_SYNC, }; struct iwl_scan_cmd *scan; struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c index 9cdd91cdf661..6ec86adbe4a1 100644 --- a/drivers/net/wireless/iwlwifi/dvm/sta.c +++ b/drivers/net/wireless/iwlwifi/dvm/sta.c @@ -39,7 +39,7 @@ static int iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id) lockdep_assert_held(&priv->sta_lock); if (sta_id >= IWLAGN_STATION_COUNT) { - IWL_ERR(priv, "invalid sta_id %u", sta_id); + IWL_ERR(priv, "invalid sta_id %u\n", sta_id); return -EINVAL; } if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) @@ -165,7 +165,7 @@ int iwl_send_add_sta(struct iwl_priv *priv, iwl_free_resp(&cmd); if (cmd.handler_status) - IWL_ERR(priv, "%s - error in the CMD response %d", __func__, + IWL_ERR(priv, "%s - error in the CMD response %d\n", __func__, cmd.handler_status); return cmd.handler_status; @@ -261,7 +261,7 @@ int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx, cmd.station_flags = flags; cmd.sta.sta_id = sta_id; - return iwl_send_add_sta(priv, &cmd, CMD_SYNC); + return iwl_send_add_sta(priv, &cmd, 0); } static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index, @@ -413,7 +413,7 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx, spin_unlock_bh(&priv->sta_lock); /* Add station to device's station table */ - ret = iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); + ret = iwl_send_add_sta(priv, &sta_cmd, 0); if (ret) { spin_lock_bh(&priv->sta_lock); IWL_ERR(priv, "Adding station %pM failed.\n", @@ -456,7 +456,6 @@ static int iwl_send_remove_station(struct iwl_priv *priv, struct iwl_host_cmd cmd = { .id = REPLY_REMOVE_STA, .len = { sizeof(struct iwl_rem_sta_cmd), }, - .flags = CMD_SYNC, .data = { &rm_sta_cmd, }, }; @@ -740,7 +739,7 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx) send_lq = true; } spin_unlock_bh(&priv->sta_lock); - ret = iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); + ret = iwl_send_add_sta(priv, &sta_cmd, 0); if (ret) { spin_lock_bh(&priv->sta_lock); IWL_ERR(priv, "Adding station %pM failed.\n", @@ -756,8 +755,7 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx) * current LQ command */ if (send_lq) - iwl_send_lq_cmd(priv, ctx, &lq, - CMD_SYNC, true); + iwl_send_lq_cmd(priv, ctx, &lq, 0, true); spin_lock_bh(&priv->sta_lock); priv->stations[i].used &= ~IWL_STA_UCODE_INPROGRESS; } @@ -968,7 +966,7 @@ int iwlagn_add_bssid_station(struct iwl_priv *priv, return -ENOMEM; } - ret = iwl_send_lq_cmd(priv, ctx, link_cmd, CMD_SYNC, true); + ret = iwl_send_lq_cmd(priv, ctx, link_cmd, 0, true); if (ret) IWL_ERR(priv, "Link quality command failed (%d)\n", ret); @@ -999,7 +997,6 @@ static int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, struct iwl_host_cmd cmd = { .id = ctx->wep_key_cmd, .data = { wep_cmd, }, - .flags = CMD_SYNC, }; might_sleep(); @@ -1248,7 +1245,7 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv, sta_cmd.sta.modify_mask = STA_MODIFY_KEY_MASK; sta_cmd.mode = STA_CONTROL_MODIFY_MSK; - return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); + return iwl_send_add_sta(priv, &sta_cmd, 0); } int iwl_set_dynamic_key(struct iwl_priv *priv, @@ -1284,13 +1281,13 @@ int iwl_set_dynamic_key(struct iwl_priv *priv, ieee80211_get_key_rx_seq(keyconf, 0, &seq); ieee80211_get_tkip_rx_p1k(keyconf, addr, seq.tkip.iv32, p1k); ret = iwlagn_send_sta_key(priv, keyconf, sta_id, - seq.tkip.iv32, p1k, CMD_SYNC); + seq.tkip.iv32, p1k, 0); break; case WLAN_CIPHER_SUITE_CCMP: case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: ret = iwlagn_send_sta_key(priv, keyconf, sta_id, - 0, NULL, CMD_SYNC); + 0, NULL, 0); break; default: IWL_ERR(priv, "Unknown cipher %x\n", keyconf->cipher); @@ -1409,7 +1406,7 @@ int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid) memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_bh(&priv->sta_lock); - return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); + return iwl_send_add_sta(priv, &sta_cmd, 0); } int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, @@ -1433,7 +1430,7 @@ int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_bh(&priv->sta_lock); - return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); + return iwl_send_add_sta(priv, &sta_cmd, 0); } int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, @@ -1458,7 +1455,7 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_bh(&priv->sta_lock); - return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); + return iwl_send_add_sta(priv, &sta_cmd, 0); } diff --git a/drivers/net/wireless/iwlwifi/dvm/tt.c b/drivers/net/wireless/iwlwifi/dvm/tt.c index 058c5892c427..acb981a0a0aa 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tt.c +++ b/drivers/net/wireless/iwlwifi/dvm/tt.c @@ -236,7 +236,7 @@ static void iwl_prepare_ct_kill_task(struct iwl_priv *priv) { IWL_DEBUG_TEMP(priv, "Prepare to enter IWL_TI_CT_KILL\n"); /* make request to retrieve statistics information */ - iwl_send_statistics_request(priv, CMD_SYNC, false); + iwl_send_statistics_request(priv, 0, false); /* Reschedule the ct_kill wait timer */ mod_timer(&priv->thermal_throttle.ct_kill_waiting_tm, jiffies + msecs_to_jiffies(CT_KILL_WAITING_DURATION)); diff --git a/drivers/net/wireless/iwlwifi/dvm/tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c index 398dd096674c..3255a1723d17 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tx.c +++ b/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -402,10 +402,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, /* aggregation is on for this <sta,tid> */ if (info->flags & IEEE80211_TX_CTL_AMPDU && tid_data->agg.state != IWL_AGG_ON) { - IWL_ERR(priv, "TX_CTL_AMPDU while not in AGG:" - " Tx flags = 0x%08x, agg.state = %d", + IWL_ERR(priv, + "TX_CTL_AMPDU while not in AGG: Tx flags = 0x%08x, agg.state = %d\n", info->flags, tid_data->agg.state); - IWL_ERR(priv, "sta_id = %d, tid = %d seq_num = %d", + IWL_ERR(priv, "sta_id = %d, tid = %d seq_num = %d\n", sta_id, tid, IEEE80211_SEQ_TO_SN(tid_data->seq_number)); goto drop_unlock_sta; @@ -416,7 +416,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, */ if (WARN_ONCE(tid_data->agg.state != IWL_AGG_ON && tid_data->agg.state != IWL_AGG_OFF, - "Tx while agg.state = %d", tid_data->agg.state)) + "Tx while agg.state = %d\n", tid_data->agg.state)) goto drop_unlock_sta; seq_number = tid_data->seq_number; @@ -778,8 +778,8 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid) /* There are no packets for this RA / TID in the HW any more */ if (tid_data->agg.ssn == tid_data->next_reclaimed) { IWL_DEBUG_TX_QUEUES(priv, - "Can continue DELBA flow ssn = next_recl =" - " %d", tid_data->next_reclaimed); + "Can continue DELBA flow ssn = next_recl = %d\n", + tid_data->next_reclaimed); iwl_trans_txq_disable(priv->trans, tid_data->agg.txq_id); iwlagn_dealloc_agg_txq(priv, tid_data->agg.txq_id); @@ -791,8 +791,8 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid) /* There are no packets for this RA / TID in the HW any more */ if (tid_data->agg.ssn == tid_data->next_reclaimed) { IWL_DEBUG_TX_QUEUES(priv, - "Can continue ADDBA flow ssn = next_recl =" - " %d", tid_data->next_reclaimed); + "Can continue ADDBA flow ssn = next_recl = %d\n", + tid_data->next_reclaimed); tid_data->agg.state = IWL_AGG_STARTING; ieee80211_start_tx_ba_cb_irqsafe(vif, addr, tid); } @@ -1216,8 +1216,8 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, ctx->vif->type == NL80211_IFTYPE_STATION) { /* block and stop all queues */ priv->passive_no_rx = true; - IWL_DEBUG_TX_QUEUES(priv, "stop all queues: " - "passive channel"); + IWL_DEBUG_TX_QUEUES(priv, + "stop all queues: passive channel\n"); ieee80211_stop_queues(priv->hw); IWL_DEBUG_TX_REPLY(priv, @@ -1271,7 +1271,7 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, while (!skb_queue_empty(&skbs)) { skb = __skb_dequeue(&skbs); - ieee80211_tx_status_ni(priv->hw, skb); + ieee80211_tx_status(priv->hw, skb); } return 0; @@ -1411,7 +1411,7 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, while (!skb_queue_empty(&reclaimed_skbs)) { skb = __skb_dequeue(&reclaimed_skbs); - ieee80211_tx_status_ni(priv->hw, skb); + ieee80211_tx_status(priv->hw, skb); } return 0; diff --git a/drivers/net/wireless/iwlwifi/dvm/ucode.c b/drivers/net/wireless/iwlwifi/dvm/ucode.c index cf03ef5619d9..d5cee1530597 100644 --- a/drivers/net/wireless/iwlwifi/dvm/ucode.c +++ b/drivers/net/wireless/iwlwifi/dvm/ucode.c @@ -172,7 +172,7 @@ static int iwl_send_wimax_coex(struct iwl_priv *priv) memset(&coex_cmd, 0, sizeof(coex_cmd)); return iwl_dvm_send_cmd_pdu(priv, - COEX_PRIORITY_TABLE_CMD, CMD_SYNC, + COEX_PRIORITY_TABLE_CMD, 0, sizeof(coex_cmd), &coex_cmd); } @@ -205,7 +205,7 @@ void iwl_send_prio_tbl(struct iwl_priv *priv) memcpy(prio_tbl_cmd.prio_tbl, iwl_bt_prio_tbl, sizeof(iwl_bt_prio_tbl)); if (iwl_dvm_send_cmd_pdu(priv, - REPLY_BT_COEX_PRIO_TABLE, CMD_SYNC, + REPLY_BT_COEX_PRIO_TABLE, 0, sizeof(prio_tbl_cmd), &prio_tbl_cmd)) IWL_ERR(priv, "failed to send BT prio tbl command\n"); } @@ -218,7 +218,7 @@ int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type) env_cmd.action = action; env_cmd.type = type; ret = iwl_dvm_send_cmd_pdu(priv, - REPLY_BT_COEX_PROT_ENV, CMD_SYNC, + REPLY_BT_COEX_PROT_ENV, 0, sizeof(env_cmd), &env_cmd); if (ret) IWL_ERR(priv, "failed to send BT env command\n"); diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c index f73de239cdc1..48730064da73 100644 --- a/drivers/net/wireless/iwlwifi/iwl-7000.c +++ b/drivers/net/wireless/iwlwifi/iwl-7000.c @@ -98,7 +98,7 @@ #define NVM_HW_SECTION_NUM_FAMILY_7000 0 static const struct iwl_base_params iwl7000_base_params = { - .eeprom_size = OTP_LOW_IMAGE_SIZE, + .eeprom_size = OTP_LOW_IMAGE_SIZE_FAMILY_7000, .num_of_queues = IWLAGN_NUM_QUEUES, .pll_cfg_val = 0, .shadow_ram_support = true, diff --git a/drivers/net/wireless/iwlwifi/iwl-8000.c b/drivers/net/wireless/iwlwifi/iwl-8000.c index f5bd82b88592..51c41531d81d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-8000.c +++ b/drivers/net/wireless/iwlwifi/iwl-8000.c @@ -83,9 +83,10 @@ #define IWL8000_MODULE_FIRMWARE(api) IWL8000_FW_PRE __stringify(api) ".ucode" #define NVM_HW_SECTION_NUM_FAMILY_8000 10 +#define DEFAULT_NVM_FILE_FAMILY_8000 "iwl_nvm_8000.bin" static const struct iwl_base_params iwl8000_base_params = { - .eeprom_size = OTP_LOW_IMAGE_SIZE, + .eeprom_size = OTP_LOW_IMAGE_SIZE_FAMILY_8000, .num_of_queues = IWLAGN_NUM_QUEUES, .pll_cfg_val = 0, .shadow_ram_support = true, @@ -118,6 +119,7 @@ const struct iwl_cfg iwl8260_2ac_cfg = { .ht_params = &iwl8000_ht_params, .nvm_ver = IWL8000_NVM_VERSION, .nvm_calib_ver = IWL8000_TX_POWER_VERSION, + .default_nvm_file = DEFAULT_NVM_FILE_FAMILY_8000, }; const struct iwl_cfg iwl8260_n_cfg = { @@ -127,6 +129,7 @@ const struct iwl_cfg iwl8260_n_cfg = { .ht_params = &iwl8000_ht_params, .nvm_ver = IWL8000_NVM_VERSION, .nvm_calib_ver = IWL8000_TX_POWER_VERSION, + .default_nvm_file = DEFAULT_NVM_FILE_FAMILY_8000, }; MODULE_FIRMWARE(IWL8000_MODULE_FIRMWARE(IWL8000_UCODE_API_OK)); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h index 7f37fb86837b..04a483d38659 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h @@ -102,9 +102,7 @@ /* EEPROM */ #define IWLAGN_EEPROM_IMG_SIZE 2048 -/* OTP */ -/* lower blocks contain EEPROM image and calibration data */ -#define OTP_LOW_IMAGE_SIZE (2 * 512 * sizeof(u16)) /* 2 KB */ + /* high blocks contain PAPD data */ #define OTP_HIGH_IMAGE_SIZE_6x00 (6 * 512 * sizeof(u16)) /* 6 KB */ #define OTP_HIGH_IMAGE_SIZE_1000 (0x200 * sizeof(u16)) /* 1024 bytes */ diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index 7ce82d9c7222..b7047905f41a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -193,6 +193,11 @@ struct iwl_ht_params { #define EEPROM_6000_REG_BAND_24_HT40_CHANNELS 0x80 #define EEPROM_REGULATORY_BAND_NO_HT40 0 +/* lower blocks contain EEPROM image and calibration data */ +#define OTP_LOW_IMAGE_SIZE (2 * 512 * sizeof(u16)) /* 2 KB */ +#define OTP_LOW_IMAGE_SIZE_FAMILY_7000 (16 * 512 * sizeof(u16)) /* 16 KB */ +#define OTP_LOW_IMAGE_SIZE_FAMILY_8000 (32 * 512 * sizeof(u16)) /* 32 KB */ + struct iwl_eeprom_params { const u8 regulatory_bands[7]; bool enhanced_txpower; @@ -269,6 +274,8 @@ struct iwl_cfg { u8 nvm_hw_section_num; bool lp_xtal_workaround; const struct iwl_pwr_tx_backoff *pwr_tx_backoffs; + bool no_power_up_nic_in_init; + const char *default_nvm_file; }; /* diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.c b/drivers/net/wireless/iwlwifi/iwl-debug.c index 8a44f594528d..09feff4fa226 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debug.c +++ b/drivers/net/wireless/iwlwifi/iwl-debug.c @@ -61,8 +61,6 @@ * *****************************************************************************/ -#define DEBUG - #include <linux/device.h> #include <linux/interrupt.h> #include <linux/export.h> @@ -128,8 +126,8 @@ void __iwl_dbg(struct device *dev, #ifdef CONFIG_IWLWIFI_DEBUG if (iwl_have_debug_level(level) && (!limit || net_ratelimit())) - dev_dbg(dev, "%c %s %pV", in_interrupt() ? 'I' : 'U', - function, &vaf); + dev_printk(KERN_DEBUG, dev, "%c %s %pV", + in_interrupt() ? 'I' : 'U', function, &vaf); #endif trace_iwlwifi_dbg(level, in_interrupt(), function, &vaf); va_end(args); diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h index c8cbdbe15924..295083510e72 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debug.h +++ b/drivers/net/wireless/iwlwifi/iwl-debug.h @@ -47,12 +47,32 @@ void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3); void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3); void __iwl_crit(struct device *dev, const char *fmt, ...) __printf(2, 3); +/* not all compilers can evaluate strlen() at compile time, so use sizeof() */ +#define CHECK_FOR_NEWLINE(f) BUILD_BUG_ON(f[sizeof(f) - 2] != '\n') + /* No matter what is m (priv, bus, trans), this will work */ -#define IWL_ERR(m, f, a...) __iwl_err((m)->dev, false, false, f, ## a) -#define IWL_ERR_DEV(d, f, a...) __iwl_err((d), false, false, f, ## a) -#define IWL_WARN(m, f, a...) __iwl_warn((m)->dev, f, ## a) -#define IWL_INFO(m, f, a...) __iwl_info((m)->dev, f, ## a) -#define IWL_CRIT(m, f, a...) __iwl_crit((m)->dev, f, ## a) +#define IWL_ERR_DEV(d, f, a...) \ + do { \ + CHECK_FOR_NEWLINE(f); \ + __iwl_err((d), false, false, f, ## a); \ + } while (0) +#define IWL_ERR(m, f, a...) \ + IWL_ERR_DEV((m)->dev, f, ## a) +#define IWL_WARN(m, f, a...) \ + do { \ + CHECK_FOR_NEWLINE(f); \ + __iwl_warn((m)->dev, f, ## a); \ + } while (0) +#define IWL_INFO(m, f, a...) \ + do { \ + CHECK_FOR_NEWLINE(f); \ + __iwl_info((m)->dev, f, ## a); \ + } while (0) +#define IWL_CRIT(m, f, a...) \ + do { \ + CHECK_FOR_NEWLINE(f); \ + __iwl_crit((m)->dev, f, ## a); \ + } while (0) #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING) void __iwl_dbg(struct device *dev, @@ -72,12 +92,17 @@ do { \ DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ } while (0) +#define __IWL_DEBUG_DEV(dev, level, limit, fmt, args...) \ + do { \ + CHECK_FOR_NEWLINE(fmt); \ + __iwl_dbg(dev, level, limit, __func__, fmt, ##args); \ + } while (0) #define IWL_DEBUG(m, level, fmt, args...) \ - __iwl_dbg((m)->dev, level, false, __func__, fmt, ##args) + __IWL_DEBUG_DEV((m)->dev, level, false, fmt, ##args) #define IWL_DEBUG_DEV(dev, level, fmt, args...) \ - __iwl_dbg((dev), level, false, __func__, fmt, ##args) + __IWL_DEBUG_DEV(dev, level, false, fmt, ##args) #define IWL_DEBUG_LIMIT(m, level, fmt, args...) \ - __iwl_dbg((m)->dev, level, true, __func__, fmt, ##args) + __IWL_DEBUG_DEV((m)->dev, level, true, fmt, ##args) #ifdef CONFIG_IWLWIFI_DEBUG #define iwl_print_hex_dump(m, level, p, len) \ diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 0a3e841b44a9..f2a5c12269a3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -1243,6 +1243,7 @@ struct iwl_mod_params iwlwifi_mod_params = { .bt_coex_active = true, .power_level = IWL_POWER_INDEX_1, .wd_disable = true, + .uapsd_disable = false, /* the rest are 0 by default */ }; IWL_EXPORT_SYMBOL(iwlwifi_mod_params); @@ -1356,6 +1357,10 @@ MODULE_PARM_DESC(wd_disable, module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO); MODULE_PARM_DESC(nvm_file, "NVM file name"); +module_param_named(uapsd_disable, iwlwifi_mod_params.uapsd_disable, + bool, S_IRUGO); +MODULE_PARM_DESC(uapsd_disable, "disable U-APSD functionality (default: N)"); + /* * set bt_coex_active to true, uCode will do kill/defer * every time the priority line is asserted (BT is sending signals on the diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-error-dump.h b/drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h index f381908be7e5..2953ffceda38 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-error-dump.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h @@ -72,11 +72,14 @@ * @IWL_FW_ERROR_DUMP_SRAM: * @IWL_FW_ERROR_DUMP_REG: * @IWL_FW_ERROR_DUMP_RXF: + * @IWL_FW_ERROR_DUMP_TXCMD: last TX command data, structured as + * &struct iwl_fw_error_dump_txcmd packets */ enum iwl_fw_error_dump_type { IWL_FW_ERROR_DUMP_SRAM = 0, IWL_FW_ERROR_DUMP_REG = 1, IWL_FW_ERROR_DUMP_RXF = 2, + IWL_FW_ERROR_DUMP_TXCMD = 3, IWL_FW_ERROR_DUMP_MAX, }; @@ -105,4 +108,27 @@ struct iwl_fw_error_dump_file { u8 data[0]; } __packed; +/** + * struct iwl_fw_error_dump_txcmd - TX command data + * @cmdlen: original length of command + * @caplen: captured length of command (may be less) + * @data: captured command data, @caplen bytes + */ +struct iwl_fw_error_dump_txcmd { + __le32 cmdlen; + __le32 caplen; + u8 data[]; +} __packed; + +/** + * iwl_mvm_fw_error_next_data - advance fw error dump data pointer + * @data: previous data block + * Returns: next data block + */ +static inline struct iwl_fw_error_dump_data * +iwl_mvm_fw_error_next_data(struct iwl_fw_error_dump_data *data) +{ + return (void *)(data->data + le32_to_cpu(data->len)); +} + #endif /* __fw_error_dump_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index f5927d0cf9b6..0aa7c0085c9f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -74,7 +74,7 @@ * @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w). * @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P. * @IWL_UCODE_TLV_FLAGS_DW_BC_TABLE: The SCD byte count table is in DWORDS - * @IWL_UCODE_TLV_FLAGS_UAPSD: This uCode image supports uAPSD + * @IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT: This uCode image supports uAPSD * @IWL_UCODE_TLV_FLAGS_SHORT_BL: 16 entries of black list instead of 64 in scan * offload profile config command. * @IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS: D3 image supports up to six @@ -107,6 +107,7 @@ enum iwl_ucode_tlv_flag { IWL_UCODE_TLV_FLAGS_P2P_PM = BIT(21), IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM = BIT(22), IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_SCM = BIT(23), + IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT = BIT(24), IWL_UCODE_TLV_FLAGS_EBS_SUPPORT = BIT(25), IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD = BIT(26), IWL_UCODE_TLV_FLAGS_BCAST_FILTERING = BIT(29), @@ -116,9 +117,11 @@ enum iwl_ucode_tlv_flag { /** * enum iwl_ucode_tlv_api - ucode api * @IWL_UCODE_TLV_API_WOWLAN_CONFIG_TID: wowlan config includes tid field. + * @IWL_UCODE_TLV_API_CSA_FLOW: ucode can do unbind-bind flow for CSA. */ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_WOWLAN_CONFIG_TID = BIT(0), + IWL_UCODE_TLV_API_CSA_FLOW = BIT(4), }; /** @@ -194,6 +197,11 @@ struct fw_img { bool is_dual_cpus; }; +struct iwl_sf_region { + u32 addr; + u32 size; +}; + /* uCode version contains 4 values: Major/Minor/API/Serial */ #define IWL_UCODE_MAJOR(ver) (((ver) & 0xFF000000) >> 24) #define IWL_UCODE_MINOR(ver) (((ver) & 0x00FF0000) >> 16) diff --git a/drivers/net/wireless/iwlwifi/iwl-io.c b/drivers/net/wireless/iwlwifi/iwl-io.c index 44cc3cf45762..5eef4ae7333b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.c +++ b/drivers/net/wireless/iwlwifi/iwl-io.c @@ -33,6 +33,7 @@ #include "iwl-io.h" #include "iwl-csr.h" #include "iwl-debug.h" +#include "iwl-prph.h" #include "iwl-fh.h" #define IWL_POLL_INTERVAL 10 /* microseconds */ @@ -183,6 +184,23 @@ void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask) } IWL_EXPORT_SYMBOL(iwl_clear_bits_prph); +void iwl_force_nmi(struct iwl_trans *trans) +{ + /* + * In HW previous to the 8000 HW family, and in the 8000 HW family + * itself when the revision step==0, the DEVICE_SET_NMI_REG is used + * to force an NMI. Otherwise, a different register - + * DEVICE_SET_NMI_8000B_REG - is used. + */ + if ((trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) || + ((trans->hw_rev & 0xc) == 0x0)) + iwl_write_prph(trans, DEVICE_SET_NMI_REG, DEVICE_SET_NMI_VAL); + else + iwl_write_prph(trans, DEVICE_SET_NMI_8000B_REG, + DEVICE_SET_NMI_8000B_VAL); +} +IWL_EXPORT_SYMBOL(iwl_force_nmi); + static const char *get_fh_string(int cmd) { #define IWL_CMD(x) case x: return #x diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h index 665ddd9dbbc4..705d12c079e8 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.h +++ b/drivers/net/wireless/iwlwifi/iwl-io.h @@ -80,6 +80,7 @@ void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask); void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs, u32 bits, u32 mask); void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask); +void iwl_force_nmi(struct iwl_trans *trans); /* Error handling */ int iwl_dump_fh(struct iwl_trans *trans, char **buf); diff --git a/drivers/net/wireless/iwlwifi/iwl-modparams.h b/drivers/net/wireless/iwlwifi/iwl-modparams.h index d994317db85b..d051857729ab 100644 --- a/drivers/net/wireless/iwlwifi/iwl-modparams.h +++ b/drivers/net/wireless/iwlwifi/iwl-modparams.h @@ -119,6 +119,7 @@ struct iwl_mod_params { #endif int ant_coupling; char *nvm_file; + bool uapsd_disable; }; #endif /* #__iwl_modparams_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c index 4049c0d626ba..85eee79c495c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c @@ -62,6 +62,7 @@ #include <linux/types.h> #include <linux/slab.h> #include <linux/export.h> +#include <linux/etherdevice.h> #include "iwl-drv.h" #include "iwl-modparams.h" #include "iwl-nvm-parse.h" @@ -127,7 +128,7 @@ static const u8 iwl_nvm_channels[] = { static const u8 iwl_nvm_channels_family_8000[] = { /* 2.4 GHz */ - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, /* 5 GHz */ 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, @@ -137,7 +138,7 @@ static const u8 iwl_nvm_channels_family_8000[] = { #define IWL_NUM_CHANNELS ARRAY_SIZE(iwl_nvm_channels) #define IWL_NUM_CHANNELS_FAMILY_8000 ARRAY_SIZE(iwl_nvm_channels_family_8000) #define NUM_2GHZ_CHANNELS 14 -#define NUM_2GHZ_CHANNELS_FAMILY_8000 13 +#define NUM_2GHZ_CHANNELS_FAMILY_8000 14 #define FIRST_2GHZ_HT_MINUS 5 #define LAST_2GHZ_HT_PLUS 9 #define LAST_5GHZ_HT 161 @@ -450,13 +451,7 @@ static void iwl_set_hw_address(const struct iwl_cfg *cfg, struct iwl_nvm_data *data, const __le16 *nvm_sec) { - u8 hw_addr[ETH_ALEN]; - - if (cfg->device_family != IWL_DEVICE_FAMILY_8000) - memcpy(hw_addr, nvm_sec + HW_ADDR, ETH_ALEN); - else - memcpy(hw_addr, nvm_sec + MAC_ADDRESS_OVERRIDE_FAMILY_8000, - ETH_ALEN); + const u8 *hw_addr = (const u8 *)(nvm_sec + HW_ADDR); /* The byte order is little endian 16 bit, meaning 214365 */ data->hw_addr[0] = hw_addr[1]; @@ -467,6 +462,41 @@ static void iwl_set_hw_address(const struct iwl_cfg *cfg, data->hw_addr[5] = hw_addr[4]; } +static void iwl_set_hw_address_family_8000(const struct iwl_cfg *cfg, + struct iwl_nvm_data *data, + const __le16 *mac_override, + const __le16 *nvm_hw) +{ + const u8 *hw_addr; + + if (mac_override) { + hw_addr = (const u8 *)(mac_override + + MAC_ADDRESS_OVERRIDE_FAMILY_8000); + + /* The byte order is little endian 16 bit, meaning 214365 */ + data->hw_addr[0] = hw_addr[1]; + data->hw_addr[1] = hw_addr[0]; + data->hw_addr[2] = hw_addr[3]; + data->hw_addr[3] = hw_addr[2]; + data->hw_addr[4] = hw_addr[5]; + data->hw_addr[5] = hw_addr[4]; + + if (is_valid_ether_addr(hw_addr)) + return; + } + + /* take the MAC address from the OTP */ + hw_addr = (const u8 *)(nvm_hw + HW_ADDR0_FAMILY_8000); + data->hw_addr[0] = hw_addr[3]; + data->hw_addr[1] = hw_addr[2]; + data->hw_addr[2] = hw_addr[1]; + data->hw_addr[3] = hw_addr[0]; + + hw_addr = (const u8 *)(nvm_hw + HW_ADDR1_FAMILY_8000); + data->hw_addr[4] = hw_addr[1]; + data->hw_addr[5] = hw_addr[0]; +} + struct iwl_nvm_data * iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg, const __le16 *nvm_hw, const __le16 *nvm_sw, @@ -526,7 +556,7 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg, rx_chains); } else { /* MAC address in family 8000 */ - iwl_set_hw_address(cfg, data, mac_override); + iwl_set_hw_address_family_8000(cfg, data, mac_override, nvm_hw); iwl_init_sbands(dev, cfg, data, regulatory, sku & NVM_SKU_CAP_11AC_ENABLE, tx_chains, diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/drivers/net/wireless/iwlwifi/iwl-phy-db.c index b761ac4822a3..d4fb5cad07ea 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.c +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.c @@ -345,7 +345,6 @@ static int iwl_send_phy_db_cmd(struct iwl_phy_db *phy_db, u16 type, struct iwl_phy_db_cmd phy_db_cmd; struct iwl_host_cmd cmd = { .id = PHY_DB_CMD, - .flags = CMD_SYNC, }; IWL_DEBUG_INFO(phy_db->trans, @@ -393,13 +392,13 @@ static int iwl_phy_db_send_all_channel_groups( entry->data); if (err) { IWL_ERR(phy_db->trans, - "Can't SEND phy_db section %d (%d), err %d", + "Can't SEND phy_db section %d (%d), err %d\n", type, i, err); return err; } IWL_DEBUG_INFO(phy_db->trans, - "Sent PHY_DB HCMD, type = %d num = %d", + "Sent PHY_DB HCMD, type = %d num = %d\n", type, i); } @@ -451,7 +450,7 @@ int iwl_send_phy_db_data(struct iwl_phy_db *phy_db) IWL_NUM_PAPD_CH_GROUPS); if (err) { IWL_ERR(phy_db->trans, - "Cannot send channel specific PAPD groups"); + "Cannot send channel specific PAPD groups\n"); return err; } @@ -461,7 +460,7 @@ int iwl_send_phy_db_data(struct iwl_phy_db *phy_db) IWL_NUM_TXP_CH_GROUPS); if (err) { IWL_ERR(phy_db->trans, - "Cannot send channel specific TX power groups"); + "Cannot send channel specific TX power groups\n"); return err; } diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index 779311080a9e..4997e27672b3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -105,6 +105,9 @@ /* Device NMI register */ #define DEVICE_SET_NMI_REG 0x00a01c30 +#define DEVICE_SET_NMI_VAL 0x1 +#define DEVICE_SET_NMI_8000B_REG 0x00a01c24 +#define DEVICE_SET_NMI_8000B_VAL 0x1000000 /* Shared registers (0x0..0x3ff, via target indirect or periphery */ #define SHR_BASE 0x00a10000 diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 22fd94ec8048..34d49e171fb4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -189,10 +189,9 @@ static inline u32 iwl_rx_packet_payload_len(const struct iwl_rx_packet *pkt) /** * enum CMD_MODE - how to send the host commands ? * - * @CMD_SYNC: The caller will be stalled until the fw responds to the command * @CMD_ASYNC: Return right away and don't wait for the response - * @CMD_WANT_SKB: valid only with CMD_SYNC. The caller needs the buffer of the - * response. The caller needs to call iwl_free_resp when done. + * @CMD_WANT_SKB: Not valid with CMD_ASYNC. The caller needs the buffer of + * the response. The caller needs to call iwl_free_resp when done. * @CMD_HIGH_PRIO: The command is high priority - it goes to the front of the * command queue, but after other high priority commands. valid only * with CMD_ASYNC. @@ -202,7 +201,6 @@ static inline u32 iwl_rx_packet_payload_len(const struct iwl_rx_packet *pkt) * (i.e. mark it as non-idle). */ enum CMD_MODE { - CMD_SYNC = 0, CMD_ASYNC = BIT(0), CMD_WANT_SKB = BIT(1), CMD_SEND_IN_RFKILL = BIT(2), @@ -427,7 +425,7 @@ struct iwl_trans; * @send_cmd:send a host command. Must return -ERFKILL if RFkill is asserted. * If RFkill is asserted in the middle of a SYNC host command, it must * return -ERFKILL straight away. - * May sleep only if CMD_SYNC is set + * May sleep only if CMD_ASYNC is not set * @tx: send an skb * Must be atomic * @reclaim: free packet until ssn. Returns a list of freed packets. @@ -463,6 +461,11 @@ struct iwl_trans; * @unref: release a reference previously taken with @ref. Note that * initially the reference count is 1, making an initial @unref * necessary to allow low power states. + * @dump_data: fill a data dump with debug data, maybe containing last + * TX'ed commands and similar. When called with a NULL buffer and + * zero buffer length, provide only the (estimated) required buffer + * length. Return the used buffer length. + * Note that the transport must fill in the proper file headers. */ struct iwl_trans_ops { @@ -470,6 +473,8 @@ struct iwl_trans_ops { void (*op_mode_leave)(struct iwl_trans *iwl_trans); int (*start_fw)(struct iwl_trans *trans, const struct fw_img *fw, bool run_in_rfkill); + int (*update_sf)(struct iwl_trans *trans, + struct iwl_sf_region *st_fwrd_space); void (*fw_alive)(struct iwl_trans *trans, u32 scd_addr); void (*stop_device)(struct iwl_trans *trans); @@ -511,6 +516,10 @@ struct iwl_trans_ops { u32 value); void (*ref)(struct iwl_trans *trans); void (*unref)(struct iwl_trans *trans); + +#ifdef CONFIG_IWLWIFI_DEBUGFS + u32 (*dump_data)(struct iwl_trans *trans, void *buf, u32 buflen); +#endif }; /** @@ -629,6 +638,17 @@ static inline int iwl_trans_start_fw(struct iwl_trans *trans, return trans->ops->start_fw(trans, fw, run_in_rfkill); } +static inline int iwl_trans_update_sf(struct iwl_trans *trans, + struct iwl_sf_region *st_fwrd_space) +{ + might_sleep(); + + if (trans->ops->update_sf) + return trans->ops->update_sf(trans, st_fwrd_space); + + return 0; +} + static inline void iwl_trans_stop_device(struct iwl_trans *trans) { might_sleep(); @@ -664,6 +684,16 @@ static inline void iwl_trans_unref(struct iwl_trans *trans) trans->ops->unref(trans); } +#ifdef CONFIG_IWLWIFI_DEBUGFS +static inline u32 iwl_trans_dump_data(struct iwl_trans *trans, + void *buf, u32 buflen) +{ + if (!trans->ops->dump_data) + return 0; + return trans->ops->dump_data(trans, buf, buflen); +} +#endif + static inline int iwl_trans_send_cmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd) { @@ -677,7 +707,7 @@ static inline int iwl_trans_send_cmd(struct iwl_trans *trans, return -EIO; if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) { - IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); + IWL_ERR(trans, "%s bad state = %d\n", __func__, trans->state); return -EIO; } @@ -719,7 +749,7 @@ static inline int iwl_trans_tx(struct iwl_trans *trans, struct sk_buff *skb, return -EIO; if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) - IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); + IWL_ERR(trans, "%s bad state = %d\n", __func__, trans->state); return trans->ops->tx(trans, skb, dev_cmd, queue); } @@ -728,7 +758,7 @@ static inline void iwl_trans_reclaim(struct iwl_trans *trans, int queue, int ssn, struct sk_buff_head *skbs) { if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) - IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); + IWL_ERR(trans, "%s bad state = %d\n", __func__, trans->state); trans->ops->reclaim(trans, queue, ssn, skbs); } @@ -745,7 +775,7 @@ static inline void iwl_trans_txq_enable(struct iwl_trans *trans, int queue, might_sleep(); if (unlikely((trans->state != IWL_TRANS_FW_ALIVE))) - IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); + IWL_ERR(trans, "%s bad state = %d\n", __func__, trans->state); trans->ops->txq_enable(trans, queue, fifo, sta_id, tid, frame_limit, ssn); @@ -762,7 +792,7 @@ static inline int iwl_trans_wait_tx_queue_empty(struct iwl_trans *trans, u32 txq_bm) { if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) - IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); + IWL_ERR(trans, "%s bad state = %d\n", __func__, trans->state); return trans->ops->wait_tx_queue_empty(trans, txq_bm); } diff --git a/drivers/net/wireless/iwlwifi/mvm/Makefile b/drivers/net/wireless/iwlwifi/mvm/Makefile index ccdd3b7c4cce..c30d7f64ec1e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/Makefile +++ b/drivers/net/wireless/iwlwifi/mvm/Makefile @@ -3,8 +3,9 @@ iwlmvm-y += fw.o mac80211.o nvm.o ops.o phy-ctxt.o mac-ctxt.o iwlmvm-y += utils.o rx.o tx.o binding.o quota.o sta.o sf.o iwlmvm-y += scan.o time-event.o rs.o iwlmvm-y += power.o coex.o -iwlmvm-y += led.o tt.o offloading.o +iwlmvm-y += tt.o offloading.o iwlmvm-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o debugfs-vif.o +iwlmvm-$(CONFIG_IWLWIFI_LEDS) += led.o iwlmvm-$(CONFIG_PM_SLEEP) += d3.o ccflags-y += -D__CHECK_ENDIAN__ -I$(src)/../ diff --git a/drivers/net/wireless/iwlwifi/mvm/coex.c b/drivers/net/wireless/iwlwifi/mvm/coex.c index 4284672d0397..c8c3b38228f0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex.c @@ -106,7 +106,7 @@ static const u8 iwl_bt_prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX] = { static int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm) { - return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_PRIO_TABLE, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_PRIO_TABLE, 0, sizeof(struct iwl_bt_coex_prio_tbl_cmd), &iwl_bt_prio_tbl); } @@ -124,10 +124,10 @@ const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX] = { }; static const __le32 iwl_bt_prio_boost[BT_COEX_BOOST_SIZE] = { - cpu_to_le32(0xf0f0f0f0), - cpu_to_le32(0xc0c0c0c0), - cpu_to_le32(0xfcfcfcfc), - cpu_to_le32(0xff00ff00), + cpu_to_le32(0xf0f0f0f0), /* 50% */ + cpu_to_le32(0xc0c0c0c0), /* 25% */ + cpu_to_le32(0xfcfcfcfc), /* 75% */ + cpu_to_le32(0xfefefefe), /* 87.5% */ }; static const __le32 iwl_single_shared_ant[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = { @@ -300,8 +300,8 @@ static const __le64 iwl_ci_mask[][3] = { }; static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = { - cpu_to_le32(0x22002200), - cpu_to_le32(0x33113311), + cpu_to_le32(0x28412201), + cpu_to_le32(0x11118451), }; struct corunning_block_luts { @@ -565,7 +565,6 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) .id = BT_CONFIG, .len = { sizeof(*bt_cmd), }, .dataflags = { IWL_HCMD_DFL_NOCOPY, }, - .flags = CMD_SYNC, }; int ret; u32 flags; @@ -663,7 +662,6 @@ static int iwl_mvm_bt_udpate_ctrl_kill_msk(struct iwl_mvm *mvm, .data[0] = &bt_cmd, .len = { sizeof(*bt_cmd), }, .dataflags = { IWL_HCMD_DFL_NOCOPY, }, - .flags = CMD_SYNC, }; int ret = 0; @@ -717,7 +715,8 @@ static int iwl_mvm_bt_udpate_ctrl_kill_msk(struct iwl_mvm *mvm, return ret; } -int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable) +static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, + bool enable) { struct iwl_bt_coex_cmd *bt_cmd; /* Send ASYNC since this can be sent from an atomic context */ @@ -735,8 +734,7 @@ int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable) return 0; /* nothing to do */ - if (mvmsta->bt_reduced_txpower_dbg || - mvmsta->bt_reduced_txpower == enable) + if (mvmsta->bt_reduced_txpower == enable) return 0; bt_cmd = kzalloc(sizeof(*bt_cmd), GFP_ATOMIC); @@ -803,23 +801,10 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, switch (vif->type) { case NL80211_IFTYPE_STATION: + /* Count BSSes vifs */ + data->num_bss_ifaces++; /* default smps_mode for BSS / P2P client is AUTOMATIC */ smps_mode = IEEE80211_SMPS_AUTOMATIC; - data->num_bss_ifaces++; - - /* - * Count unassoc BSSes, relax SMSP constraints - * and disable reduced Tx Power - */ - if (!vif->bss_conf.assoc) { - iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX, - smps_mode); - if (iwl_mvm_bt_coex_reduced_txp(mvm, - mvmvif->ap_sta_id, - false)) - IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n"); - return; - } break; case NL80211_IFTYPE_AP: /* default smps_mode for AP / GO is OFF */ @@ -845,8 +830,12 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, /* ... relax constraints and disable rssi events */ iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX, smps_mode); - if (vif->type == NL80211_IFTYPE_STATION) + data->reduced_tx_power = false; + if (vif->type == NL80211_IFTYPE_STATION) { + iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, + false); iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0); + } return; } @@ -857,6 +846,11 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, smps_mode = vif->type == NL80211_IFTYPE_AP ? IEEE80211_SMPS_OFF : IEEE80211_SMPS_DYNAMIC; + + /* relax SMPS contraints for next association */ + if (!vif->bss_conf.assoc) + smps_mode = IEEE80211_SMPS_AUTOMATIC; + IWL_DEBUG_COEX(data->mvm, "mac %d: bt_status %d bt_activity_grading %d smps_req %d\n", mvmvif->id, data->notif->bt_status, bt_activity_grading, @@ -903,22 +897,18 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, /* if secondary is not NULL, it might be a GO */ data->secondary = chanctx_conf; - /* don't reduce the Tx power if in loose scheme */ + /* + * don't reduce the Tx power if one of these is true: + * we are in LOOSE + * single share antenna product + * BT is active + * we are associated + */ if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT || - mvm->cfg->bt_shared_single_ant) { - data->reduced_tx_power = false; - iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0); - return; - } - - /* reduced Txpower only if BT is on, so ...*/ - if (!data->notif->bt_status) { - /* ... cancel reduced Tx power ... */ - if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false)) - IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n"); + mvm->cfg->bt_shared_single_ant || !vif->bss_conf.assoc || + !data->notif->bt_status) { data->reduced_tx_power = false; - - /* ... and there is no need to get reports on RSSI any more. */ + iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false); iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0); return; } @@ -1022,9 +1012,9 @@ static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm) /* Don't spam the fw with the same command over and over */ if (memcmp(&cmd, &mvm->last_bt_ci_cmd, sizeof(cmd))) { - if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, CMD_SYNC, + if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, 0, sizeof(cmd), &cmd)) - IWL_ERR(mvm, "Failed to send BT_CI cmd"); + IWL_ERR(mvm, "Failed to send BT_CI cmd\n"); memcpy(&mvm->last_bt_ci_cmd, &cmd, sizeof(cmd)); } @@ -1039,7 +1029,6 @@ static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm) IWL_ERR(mvm, "Failed to update the ctrl_kill_msk\n"); } -/* upon association, the fw will send in BT Coex notification */ int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *dev_cmd) @@ -1278,7 +1267,6 @@ int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, .id = BT_CONFIG, .len = { sizeof(*bt_cmd), }, .dataflags = { IWL_HCMD_DFL_NOCOPY, }, - .flags = CMD_SYNC, }; if (!IWL_MVM_BT_COEX_CORUNNING) diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index 7694472a303e..645b3cfc29a5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -193,8 +193,7 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, wkc.wep_key.key_offset = data->wep_key_idx; } - ret = iwl_mvm_send_cmd_pdu(mvm, WEP_KEY, CMD_SYNC, - sizeof(wkc), &wkc); + ret = iwl_mvm_send_cmd_pdu(mvm, WEP_KEY, 0, sizeof(wkc), &wkc); data->error = ret != 0; mvm->ptk_ivlen = key->iv_len; @@ -341,7 +340,6 @@ static int iwl_mvm_send_patterns(struct iwl_mvm *mvm, struct iwl_host_cmd cmd = { .id = WOWLAN_PATTERNS, .dataflags[0] = IWL_HCMD_DFL_NOCOPY, - .flags = CMD_SYNC, }; int i, err; @@ -518,7 +516,6 @@ static int iwl_mvm_send_remote_wake_cfg(struct iwl_mvm *mvm, .id = REMOTE_WAKE_CONFIG_CMD, .len = { sizeof(*cfg), }, .dataflags = { IWL_HCMD_DFL_NOCOPY, }, - .flags = CMD_SYNC, }; int ret; @@ -666,10 +663,8 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (WARN_ON(!vif->bss_conf.assoc)) return -EINVAL; - /* hack */ - vif->bss_conf.assoc = false; + ret = iwl_mvm_mac_ctxt_add(mvm, vif); - vif->bss_conf.assoc = true; if (ret) return ret; @@ -705,7 +700,7 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, return ret; rcu_assign_pointer(mvm->fw_id_to_mac_id[mvmvif->ap_sta_id], ap_sta); - ret = iwl_mvm_mac_ctxt_changed(mvm, vif); + ret = iwl_mvm_mac_ctxt_changed(mvm, vif, false); if (ret) return ret; @@ -719,7 +714,7 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, for (i = 1; i < MAX_BINDINGS; i++) quota_cmd.quotas[i].id_and_color = cpu_to_le32(FW_CTXT_INVALID); - ret = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, 0, sizeof(quota_cmd), "a_cmd); if (ret) IWL_ERR(mvm, "Failed to send quota: %d\n", ret); @@ -739,7 +734,7 @@ static int iwl_mvm_get_last_nonqos_seq(struct iwl_mvm *mvm, }; struct iwl_host_cmd cmd = { .id = NON_QOS_TX_COUNTER_CMD, - .flags = CMD_SYNC | CMD_WANT_SKB, + .flags = CMD_WANT_SKB, }; int err; u32 size; @@ -781,7 +776,7 @@ void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) mvmvif->seqno_valid = false; - if (iwl_mvm_send_cmd_pdu(mvm, NON_QOS_TX_COUNTER_CMD, CMD_SYNC, + if (iwl_mvm_send_cmd_pdu(mvm, NON_QOS_TX_COUNTER_CMD, 0, sizeof(query_cmd), &query_cmd)) IWL_ERR(mvm, "failed to set non-QoS seqno\n"); } @@ -796,7 +791,7 @@ iwl_mvm_send_wowlan_config_cmd(struct iwl_mvm *mvm, if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_WOWLAN_CONFIG_TID) cmd_len = sizeof(*cmd); - return iwl_mvm_send_cmd_pdu(mvm, WOWLAN_CONFIGURATION, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, WOWLAN_CONFIGURATION, 0, cmd_len, cmd); } @@ -825,7 +820,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, }; struct iwl_host_cmd d3_cfg_cmd = { .id = D3_CONFIG_CMD, - .flags = CMD_SYNC | CMD_WANT_SKB, + .flags = CMD_WANT_SKB, .data[0] = &d3_cfg_cmd_data, .len[0] = sizeof(d3_cfg_cmd_data), }; @@ -975,7 +970,6 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, if (key_data.use_rsc_tsc) { struct iwl_host_cmd rsc_tsc_cmd = { .id = WOWLAN_TSC_RSC_PARAM, - .flags = CMD_SYNC, .data[0] = key_data.rsc_tsc, .dataflags[0] = IWL_HCMD_DFL_NOCOPY, .len[0] = sizeof(*key_data.rsc_tsc), @@ -989,7 +983,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, if (key_data.use_tkip) { ret = iwl_mvm_send_cmd_pdu(mvm, WOWLAN_TKIP_PARAM, - CMD_SYNC, sizeof(tkip_cmd), + 0, sizeof(tkip_cmd), &tkip_cmd); if (ret) goto out; @@ -1006,8 +1000,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, kek_kck_cmd.replay_ctr = mvmvif->rekey_data.replay_ctr; ret = iwl_mvm_send_cmd_pdu(mvm, - WOWLAN_KEK_KCK_MATERIAL, - CMD_SYNC, + WOWLAN_KEK_KCK_MATERIAL, 0, sizeof(kek_kck_cmd), &kek_kck_cmd); if (ret) @@ -1023,7 +1016,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, if (ret) goto out; - ret = iwl_mvm_send_proto_offload(mvm, vif, false, CMD_SYNC); + ret = iwl_mvm_send_proto_offload(mvm, vif, false, 0); if (ret) goto out; @@ -1035,7 +1028,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, if (ret) goto out; - ret = iwl_mvm_power_update_mac(mvm, vif); + ret = iwl_mvm_power_update_mac(mvm); if (ret) goto out; @@ -1466,7 +1459,7 @@ static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, } err_info; struct iwl_host_cmd cmd = { .id = WOWLAN_GET_STATUSES, - .flags = CMD_SYNC | CMD_WANT_SKB, + .flags = CMD_WANT_SKB, }; struct iwl_wowlan_status_data status; struct iwl_wowlan_status *fw_status; @@ -1492,7 +1485,7 @@ static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, } /* only for tracing for now */ - ret = iwl_mvm_send_cmd_pdu(mvm, OFFLOADS_QUERY_CMD, CMD_SYNC, 0, NULL); + ret = iwl_mvm_send_cmd_pdu(mvm, OFFLOADS_QUERY_CMD, 0, 0, NULL); if (ret) IWL_ERR(mvm, "failed to query offload statistics (%d)\n", ret); diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c index 6047cfdafb95..2e90ff795c13 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c @@ -175,7 +175,7 @@ static ssize_t iwl_dbgfs_pm_params_write(struct ieee80211_vif *vif, char *buf, mutex_lock(&mvm->mutex); iwl_dbgfs_update_pm(mvm, vif, param, val); - ret = iwl_mvm_power_update_mac(mvm, vif); + ret = iwl_mvm_power_update_mac(mvm); mutex_unlock(&mvm->mutex); return ret ?: count; @@ -262,10 +262,9 @@ static ssize_t iwl_dbgfs_mac_params_read(struct file *file, struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv; pos += scnprintf(buf+pos, bufsz-pos, - "ap_sta_id %d - reduced Tx power %d force %d\n", + "ap_sta_id %d - reduced Tx power %d\n", ap_sta_id, - mvm_sta->bt_reduced_txpower, - mvm_sta->bt_reduced_txpower_dbg); + mvm_sta->bt_reduced_txpower); } } @@ -283,41 +282,6 @@ static ssize_t iwl_dbgfs_mac_params_read(struct file *file, return simple_read_from_buffer(user_buf, count, ppos, buf, pos); } -static ssize_t iwl_dbgfs_reduced_txp_write(struct ieee80211_vif *vif, - char *buf, size_t count, - loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - struct iwl_mvm_sta *mvmsta; - bool reduced_tx_power; - int ret; - - if (mvmvif->ap_sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) - return -ENOTCONN; - - if (strtobool(buf, &reduced_tx_power) != 0) - return -EINVAL; - - mutex_lock(&mvm->mutex); - - mvmsta = iwl_mvm_sta_from_staid_protected(mvm, mvmvif->ap_sta_id); - if (IS_ERR_OR_NULL(mvmsta)) { - mutex_unlock(&mvm->mutex); - return -ENOTCONN; - } - - mvmsta->bt_reduced_txpower_dbg = false; - ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, - reduced_tx_power); - if (!ret) - mvmsta->bt_reduced_txpower_dbg = true; - - mutex_unlock(&mvm->mutex); - - return ret ? : count; -} - static void iwl_dbgfs_update_bf(struct ieee80211_vif *vif, enum iwl_dbgfs_bf_mask param, int value) { @@ -452,9 +416,9 @@ static ssize_t iwl_dbgfs_bf_params_write(struct ieee80211_vif *vif, char *buf, mutex_lock(&mvm->mutex); iwl_dbgfs_update_bf(vif, param, value); if (param == MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER && !value) - ret = iwl_mvm_disable_beacon_filter(mvm, vif, CMD_SYNC); + ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); else - ret = iwl_mvm_enable_beacon_filter(mvm, vif, CMD_SYNC); + ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0); mutex_unlock(&mvm->mutex); return ret ?: count; @@ -558,7 +522,6 @@ MVM_DEBUGFS_READ_FILE_OPS(mac_params); MVM_DEBUGFS_READ_WRITE_FILE_OPS(pm_params, 32); MVM_DEBUGFS_READ_WRITE_FILE_OPS(bf_params, 256); MVM_DEBUGFS_READ_WRITE_FILE_OPS(low_latency, 10); -MVM_DEBUGFS_WRITE_FILE_OPS(reduced_txp, 10); void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { @@ -590,7 +553,6 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) S_IRUSR); MVM_DEBUGFS_ADD_FILE_VIF(mac_params, mvmvif->dbgfs_dir, S_IRUSR); - MVM_DEBUGFS_ADD_FILE_VIF(reduced_txp, mvmvif->dbgfs_dir, S_IWUSR); MVM_DEBUGFS_ADD_FILE_VIF(low_latency, mvmvif->dbgfs_dir, S_IRUSR | S_IWUSR); diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index f462c9baa2b5..29ca72695eaa 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -65,9 +65,8 @@ #include "mvm.h" #include "sta.h" #include "iwl-io.h" -#include "iwl-prph.h" #include "debugfs.h" -#include "fw-error-dump.h" +#include "iwl-fw-error-dump.h" static ssize_t iwl_dbgfs_tx_flush_write(struct iwl_mvm *mvm, char *buf, size_t count, loff_t *ppos) @@ -681,7 +680,7 @@ static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf, mvm->restart_fw++; /* take the return value to make compiler happy - it will fail anyway */ - ret = iwl_mvm_send_cmd_pdu(mvm, REPLY_ERROR, CMD_SYNC, 0, NULL); + ret = iwl_mvm_send_cmd_pdu(mvm, REPLY_ERROR, 0, 0, NULL); mutex_unlock(&mvm->mutex); @@ -691,7 +690,7 @@ static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf, static ssize_t iwl_dbgfs_fw_nmi_write(struct iwl_mvm *mvm, char *buf, size_t count, loff_t *ppos) { - iwl_write_prph(mvm->trans, DEVICE_SET_NMI_REG, 1); + iwl_force_nmi(mvm->trans); return count; } @@ -838,7 +837,7 @@ static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf, /* send updated bcast filtering configuration */ if (mvm->dbgfs_bcast_filtering.override && iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, CMD_SYNC, + err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, sizeof(cmd), &cmd); mutex_unlock(&mvm->mutex); @@ -910,7 +909,7 @@ static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm, /* send updated bcast filtering configuration */ if (mvm->dbgfs_bcast_filtering.override && iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, CMD_SYNC, + err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, sizeof(cmd), &cmd); mutex_unlock(&mvm->mutex); diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index 3d99cf564ba6..883e702152d5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -99,7 +99,7 @@ static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) }; IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); - return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, sizeof(tx_ant_cmd), &tx_ant_cmd); } @@ -137,6 +137,8 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, alive_data->scd_base_addr = le32_to_cpu(palive2->scd_base_ptr); mvm->umac_error_event_table = le32_to_cpu(palive2->error_info_addr); + mvm->sf_space.addr = le32_to_cpu(palive2->st_fwrd_addr); + mvm->sf_space.size = le32_to_cpu(palive2->st_fwrd_size); alive_data->valid = le16_to_cpu(palive2->status) == IWL_ALIVE_STATUS_OK; @@ -180,6 +182,7 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, int ret, i; enum iwl_ucode_type old_type = mvm->cur_ucode; static const u8 alive_cmd[] = { MVM_ALIVE }; + struct iwl_sf_region st_fwrd_space; fw = iwl_get_ucode_image(mvm, ucode_type); if (WARN_ON(!fw)) @@ -215,6 +218,14 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, return -EIO; } + /* + * update the sdio allocation according to the pointer we get in the + * alive notification. + */ + st_fwrd_space.addr = mvm->sf_space.addr; + st_fwrd_space.size = mvm->sf_space.size; + ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space); + iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); /* @@ -256,7 +267,7 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", phy_cfg_cmd.phy_cfg); - return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, sizeof(phy_cfg_cmd), &phy_cfg_cmd); } @@ -295,7 +306,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) /* Read the NVM only at driver load time, no need to do this twice */ if (read_nvm) { /* Read nvm */ - ret = iwl_nvm_init(mvm); + ret = iwl_nvm_init(mvm, true); if (ret) { IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); goto error; @@ -303,7 +314,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) } /* In case we read the NVM from external file, load it to the NIC */ - if (iwlwifi_mod_params.nvm_file) + if (mvm->nvm_file_name) iwl_mvm_load_nvm_to_nic(mvm); ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans); diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index 7110ec2605d6..8b5302777632 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -685,7 +685,7 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm, static int iwl_mvm_mac_ctxt_send_cmd(struct iwl_mvm *mvm, struct iwl_mac_ctx_cmd *cmd) { - int ret = iwl_mvm_send_cmd_pdu(mvm, MAC_CONTEXT_CMD, CMD_SYNC, + int ret = iwl_mvm_send_cmd_pdu(mvm, MAC_CONTEXT_CMD, 0, sizeof(*cmd), cmd); if (ret) IWL_ERR(mvm, "Failed to send MAC context (action:%d): %d\n", @@ -693,19 +693,39 @@ static int iwl_mvm_mac_ctxt_send_cmd(struct iwl_mvm *mvm, return ret; } -/* - * Fill the specific data for mac context of type station or p2p client - */ -static void iwl_mvm_mac_ctxt_cmd_fill_sta(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - struct iwl_mac_data_sta *ctxt_sta, - bool force_assoc_off) +static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + u32 action, bool force_assoc_off) { + struct iwl_mac_ctx_cmd cmd = {}; + struct iwl_mac_data_sta *ctxt_sta; + + WARN_ON(vif->type != NL80211_IFTYPE_STATION); + + /* Fill the common data for all mac context types */ + iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action); + + if (vif->p2p) { + struct ieee80211_p2p_noa_attr *noa = + &vif->bss_conf.p2p_noa_attr; + + cmd.p2p_sta.ctwin = cpu_to_le32(noa->oppps_ctwindow & + IEEE80211_P2P_OPPPS_CTWINDOW_MASK); + ctxt_sta = &cmd.p2p_sta.sta; + } else { + ctxt_sta = &cmd.sta; + } + /* We need the dtim_period to set the MAC as associated */ if (vif->bss_conf.assoc && vif->bss_conf.dtim_period && !force_assoc_off) { u32 dtim_offs; + /* Allow beacons to pass through as long as we are not + * associated, or we do not have dtim period information. + */ + cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_BEACON); + /* * The DTIM count counts down, so when it is N that means N * more beacon intervals happen until the DTIM TBTT. Therefore @@ -752,51 +772,6 @@ static void iwl_mvm_mac_ctxt_cmd_fill_sta(struct iwl_mvm *mvm, ctxt_sta->listen_interval = cpu_to_le32(mvm->hw->conf.listen_interval); ctxt_sta->assoc_id = cpu_to_le32(vif->bss_conf.aid); -} - -static int iwl_mvm_mac_ctxt_cmd_station(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 action) -{ - struct iwl_mac_ctx_cmd cmd = {}; - - WARN_ON(vif->type != NL80211_IFTYPE_STATION || vif->p2p); - - /* Fill the common data for all mac context types */ - iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action); - - /* Allow beacons to pass through as long as we are not associated,or we - * do not have dtim period information */ - if (!vif->bss_conf.assoc || !vif->bss_conf.dtim_period) - cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_BEACON); - else - cmd.filter_flags &= ~cpu_to_le32(MAC_FILTER_IN_BEACON); - - /* Fill the data specific for station mode */ - iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.sta, - action == FW_CTXT_ACTION_ADD); - - return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd); -} - -static int iwl_mvm_mac_ctxt_cmd_p2p_client(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - u32 action) -{ - struct iwl_mac_ctx_cmd cmd = {}; - struct ieee80211_p2p_noa_attr *noa = &vif->bss_conf.p2p_noa_attr; - - WARN_ON(vif->type != NL80211_IFTYPE_STATION || !vif->p2p); - - /* Fill the common data for all mac context types */ - iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action); - - /* Fill the data specific for station mode */ - iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.p2p_sta.sta, - action == FW_CTXT_ACTION_ADD); - - cmd.p2p_sta.ctwin = cpu_to_le32(noa->oppps_ctwindow & - IEEE80211_P2P_OPPPS_CTWINDOW_MASK); return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd); } @@ -1134,16 +1109,12 @@ static int iwl_mvm_mac_ctxt_cmd_go(struct iwl_mvm *mvm, } static int iwl_mvm_mac_ctx_send(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - u32 action) + u32 action, bool force_assoc_off) { switch (vif->type) { case NL80211_IFTYPE_STATION: - if (!vif->p2p) - return iwl_mvm_mac_ctxt_cmd_station(mvm, vif, - action); - else - return iwl_mvm_mac_ctxt_cmd_p2p_client(mvm, vif, - action); + return iwl_mvm_mac_ctxt_cmd_sta(mvm, vif, action, + force_assoc_off); break; case NL80211_IFTYPE_AP: if (!vif->p2p) @@ -1173,7 +1144,8 @@ int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif) vif->addr, ieee80211_vif_type_p2p(vif))) return -EIO; - ret = iwl_mvm_mac_ctx_send(mvm, vif, FW_CTXT_ACTION_ADD); + ret = iwl_mvm_mac_ctx_send(mvm, vif, FW_CTXT_ACTION_ADD, + true); if (ret) return ret; @@ -1184,7 +1156,8 @@ int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif) return 0; } -int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif) +int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + bool force_assoc_off) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); @@ -1192,7 +1165,8 @@ int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif) vif->addr, ieee80211_vif_type_p2p(vif))) return -EIO; - return iwl_mvm_mac_ctx_send(mvm, vif, FW_CTXT_ACTION_MODIFY); + return iwl_mvm_mac_ctx_send(mvm, vif, FW_CTXT_ACTION_MODIFY, + force_assoc_off); } int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif) @@ -1211,7 +1185,7 @@ int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif) mvmvif->color)); cmd.action = cpu_to_le32(FW_CTXT_ACTION_REMOVE); - ret = iwl_mvm_send_cmd_pdu(mvm, MAC_CONTEXT_CMD, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, MAC_CONTEXT_CMD, 0, sizeof(cmd), &cmd); if (ret) { IWL_ERR(mvm, "Failed to remove MAC context: %d\n", ret); @@ -1237,11 +1211,23 @@ int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, u32 rate __maybe_unused = le32_to_cpu(beacon->beacon_notify_hdr.initial_rate); + lockdep_assert_held(&mvm->mutex); + IWL_DEBUG_RX(mvm, "beacon status %#x retries:%d tsf:0x%16llX rate:%d\n", status & TX_STATUS_MSK, beacon->beacon_notify_hdr.failure_frame, le64_to_cpu(beacon->tsf), rate); + + if (unlikely(mvm->csa_vif && mvm->csa_vif->csa_active)) { + if (!ieee80211_csa_is_complete(mvm->csa_vif)) { + iwl_mvm_mac_ctxt_beacon_changed(mvm, mvm->csa_vif); + } else { + ieee80211_csa_finish(mvm->csa_vif); + mvm->csa_vif = NULL; + } + } + return 0; } diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 32682edfe5a4..7215f5980186 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -276,7 +276,6 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IEEE80211_HW_AMPDU_AGGREGATION | IEEE80211_HW_TIMING_BEACON_ONLY | IEEE80211_HW_CONNECTION_MONITOR | - IEEE80211_HW_SUPPORTS_UAPSD | IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS | IEEE80211_HW_SUPPORTS_STATIC_SMPS; @@ -286,8 +285,6 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IEEE80211_RADIOTAP_MCS_HAVE_STBC; hw->radiotap_vht_details |= IEEE80211_RADIOTAP_VHT_KNOWN_STBC; hw->rate_control_algorithm = "iwl-mvm-rs"; - hw->uapsd_queues = IWL_UAPSD_AC_INFO; - hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP; /* * Enable 11w if advertised by firmware and software crypto @@ -298,9 +295,13 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) !iwlwifi_mod_params.sw_crypto) hw->flags |= IEEE80211_HW_MFP_CAPABLE; - /* Disable uAPSD due to firmware issues */ - if (true) - hw->flags &= ~IEEE80211_HW_SUPPORTS_UAPSD; + if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT && + IWL_UCODE_API(mvm->fw->ucode_ver) >= 9 && + !iwlwifi_mod_params.uapsd_disable) { + hw->flags |= IEEE80211_HW_SUPPORTS_UAPSD; + hw->uapsd_queues = IWL_UAPSD_AC_INFO; + hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP; + } hw->sta_data_size = sizeof(struct iwl_mvm_sta); hw->vif_data_size = sizeof(struct iwl_mvm_vif); @@ -320,6 +321,9 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_GO_UAPSD) hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; + if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_CSA_FLOW) + hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + hw->wiphy->iface_combinations = iwl_mvm_iface_combinations; hw->wiphy->n_iface_combinations = ARRAY_SIZE(iwl_mvm_iface_combinations); @@ -539,13 +543,22 @@ static int iwl_mvm_mac_ampdu_action(struct ieee80211_hw *hw, return -EACCES; /* return from D0i3 before starting a new Tx aggregation */ - if (action == IEEE80211_AMPDU_TX_START) { + switch (action) { + case IEEE80211_AMPDU_TX_START: + case IEEE80211_AMPDU_TX_STOP_CONT: + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + case IEEE80211_AMPDU_TX_OPERATIONAL: iwl_mvm_ref(mvm, IWL_MVM_REF_TX_AGG); tx_agg_ref = true; /* - * wait synchronously until D0i3 exit to get the correct - * sequence number for the tid + * for tx start, wait synchronously until D0i3 exit to + * get the correct sequence number for the tid. + * additionally, some other ampdu actions use direct + * target access, which is not handled automatically + * by the trans layer (unlike commands), so wait for + * d0i3 exit in these cases as well. */ if (!wait_event_timeout(mvm->d0i3_exit_waitq, !test_bit(IWL_MVM_STATUS_IN_D0I3, &mvm->status), HZ)) { @@ -553,6 +566,9 @@ static int iwl_mvm_mac_ampdu_action(struct ieee80211_hw *hw, iwl_mvm_unref(mvm, IWL_MVM_REF_TX_AGG); return -EIO; } + break; + default: + break; } mutex_lock(&mvm->mutex); @@ -757,7 +773,7 @@ static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, .pwr_restriction = cpu_to_le16(tx_power), }; - return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, sizeof(reduce_txpwr_cmd), &reduce_txpwr_cmd); } @@ -816,12 +832,12 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, if (ret) goto out_release; - ret = iwl_mvm_power_update_mac(mvm, vif); + ret = iwl_mvm_power_update_mac(mvm); if (ret) goto out_release; /* beacon filtering */ - ret = iwl_mvm_disable_beacon_filter(mvm, vif, CMD_SYNC); + ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); if (ret) goto out_remove_mac; @@ -967,7 +983,7 @@ static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, if (mvm->vif_count && vif->type != NL80211_IFTYPE_P2P_DEVICE) mvm->vif_count--; - iwl_mvm_power_update_mac(mvm, vif); + iwl_mvm_power_update_mac(mvm); iwl_mvm_mac_ctxt_remove(mvm, vif); out_release: @@ -1228,7 +1244,7 @@ static int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm, if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) return 0; - return iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, sizeof(cmd), &cmd); } #else @@ -1255,7 +1271,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, if (changes & BSS_CHANGED_ASSOC && bss_conf->assoc) iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif); - ret = iwl_mvm_mac_ctxt_changed(mvm, vif); + ret = iwl_mvm_mac_ctxt_changed(mvm, vif, false); if (ret) IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr); @@ -1335,10 +1351,10 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, iwl_mvm_remove_time_event(mvm, mvmvif, &mvmvif->time_event_data); iwl_mvm_sf_update(mvm, vif, false); - WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, CMD_SYNC)); + WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, 0)); } else if (changes & (BSS_CHANGED_PS | BSS_CHANGED_P2P_PS | BSS_CHANGED_QOS)) { - ret = iwl_mvm_power_update_mac(mvm, vif); + ret = iwl_mvm_power_update_mac(mvm); if (ret) IWL_ERR(mvm, "failed to update power mode\n"); } @@ -1349,16 +1365,19 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, } if (changes & BSS_CHANGED_CQM) { - IWL_DEBUG_MAC80211(mvm, "cqm info_changed"); + IWL_DEBUG_MAC80211(mvm, "cqm info_changed\n"); /* reset cqm events tracking */ mvmvif->bf_data.last_cqm_event = 0; - ret = iwl_mvm_update_beacon_filter(mvm, vif, false, CMD_SYNC); - if (ret) - IWL_ERR(mvm, "failed to update CQM thresholds\n"); + if (mvmvif->bf_data.bf_enabled) { + ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0); + if (ret) + IWL_ERR(mvm, + "failed to update CQM thresholds\n"); + } } if (changes & BSS_CHANGED_ARP_FILTER) { - IWL_DEBUG_MAC80211(mvm, "arp filter changed"); + IWL_DEBUG_MAC80211(mvm, "arp filter changed\n"); iwl_mvm_configure_bcast_filter(mvm, vif); } } @@ -1404,7 +1423,7 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, mvmvif->ap_ibss_active = true; /* power updated needs to be done before quotas */ - iwl_mvm_power_update_mac(mvm, vif); + iwl_mvm_power_update_mac(mvm); ret = iwl_mvm_update_quotas(mvm, vif); if (ret) @@ -1412,7 +1431,7 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, /* Need to update the P2P Device MAC (only GO, IBSS is single vif) */ if (vif->p2p && mvm->p2p_device_vif) - iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif); + iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif, false); iwl_mvm_ref(mvm, IWL_MVM_REF_AP_IBSS); @@ -1422,7 +1441,7 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, return 0; out_quota_failed: - iwl_mvm_power_update_mac(mvm, vif); + iwl_mvm_power_update_mac(mvm); mvmvif->ap_ibss_active = false; iwl_mvm_send_rm_bcast_sta(mvm, &mvmvif->bcast_sta); out_unbind: @@ -1452,13 +1471,13 @@ static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw, /* Need to update the P2P Device MAC (only GO, IBSS is single vif) */ if (vif->p2p && mvm->p2p_device_vif) - iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif); + iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif, false); iwl_mvm_update_quotas(mvm, NULL); iwl_mvm_send_rm_bcast_sta(mvm, &mvmvif->bcast_sta); iwl_mvm_binding_remove_vif(mvm, vif); - iwl_mvm_power_update_mac(mvm, vif); + iwl_mvm_power_update_mac(mvm); iwl_mvm_mac_ctxt_remove(mvm, vif); @@ -1479,7 +1498,7 @@ iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm, if (changes & (BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_HT | BSS_CHANGED_BANDWIDTH) && - iwl_mvm_mac_ctxt_changed(mvm, vif)) + iwl_mvm_mac_ctxt_changed(mvm, vif, false)) IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr); /* Need to send a new beacon template to the FW */ @@ -1497,6 +1516,9 @@ static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); + if (changes & BSS_CHANGED_IDLE && !bss_conf->idle) + iwl_mvm_sched_scan_stop(mvm, true); + switch (vif->type) { case NL80211_IFTYPE_STATION: iwl_mvm_bss_info_changed_station(mvm, vif, bss_conf, changes); @@ -1527,7 +1549,7 @@ static int iwl_mvm_mac_hw_scan(struct ieee80211_hw *hw, switch (mvm->scan_status) { case IWL_MVM_SCAN_SCHED: - ret = iwl_mvm_sched_scan_stop(mvm); + ret = iwl_mvm_sched_scan_stop(mvm, true); if (ret) { ret = -EBUSY; goto out; @@ -1715,14 +1737,12 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw, } else if (old_state == IEEE80211_STA_ASSOC && new_state == IEEE80211_STA_AUTHORIZED) { /* enable beacon filtering */ - if (vif->bss_conf.dtim_period) - WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, - CMD_SYNC)); + WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, 0)); ret = 0; } else if (old_state == IEEE80211_STA_AUTHORIZED && new_state == IEEE80211_STA_ASSOC) { /* disable beacon filtering */ - WARN_ON(iwl_mvm_disable_beacon_filter(mvm, vif, CMD_SYNC)); + WARN_ON(iwl_mvm_disable_beacon_filter(mvm, vif, 0)); ret = 0; } else if (old_state == IEEE80211_STA_ASSOC && new_state == IEEE80211_STA_AUTH) { @@ -1779,7 +1799,7 @@ static int iwl_mvm_mac_conf_tx(struct ieee80211_hw *hw, int ret; mutex_lock(&mvm->mutex); - ret = iwl_mvm_mac_ctxt_changed(mvm, vif); + ret = iwl_mvm_mac_ctxt_changed(mvm, vif, false); mutex_unlock(&mvm->mutex); return ret; } @@ -1872,7 +1892,7 @@ static int iwl_mvm_mac_sched_scan_stop(struct ieee80211_hw *hw, int ret; mutex_lock(&mvm->mutex); - ret = iwl_mvm_sched_scan_stop(mvm); + ret = iwl_mvm_sched_scan_stop(mvm, false); mutex_unlock(&mvm->mutex); iwl_mvm_wait_for_async_handlers(mvm); @@ -2168,10 +2188,10 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw, return; mutex_lock(&mvm->mutex); + iwl_mvm_bt_coex_vif_change(mvm); iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def, ctx->rx_chains_static, ctx->rx_chains_dynamic); - iwl_mvm_bt_coex_vif_change(mvm); mutex_unlock(&mvm->mutex); } @@ -2191,6 +2211,11 @@ static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw, switch (vif->type) { case NL80211_IFTYPE_AP: + /* Unless it's a CSA flow we have nothing to do here */ + if (vif->csa_active) { + mvmvif->ap_ibss_active = true; + break; + } case NL80211_IFTYPE_ADHOC: /* * The AP binding flow is handled as part of the start_ap flow @@ -2214,7 +2239,7 @@ static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw, * Power state must be updated before quotas, * otherwise fw will complain. */ - iwl_mvm_power_update_mac(mvm, vif); + iwl_mvm_power_update_mac(mvm); /* Setting the quota at this stage is only required for monitor * interfaces. For the other types, the bss_info changed flow @@ -2227,11 +2252,17 @@ static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw, goto out_remove_binding; } + /* Handle binding during CSA */ + if (vif->type == NL80211_IFTYPE_AP) { + iwl_mvm_update_quotas(mvm, vif); + iwl_mvm_mac_ctxt_changed(mvm, vif, false); + } + goto out_unlock; out_remove_binding: iwl_mvm_binding_remove_vif(mvm, vif); - iwl_mvm_power_update_mac(mvm, vif); + iwl_mvm_power_update_mac(mvm); out_unlock: mutex_unlock(&mvm->mutex); if (ret) @@ -2251,22 +2282,29 @@ static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw *hw, iwl_mvm_remove_time_event(mvm, mvmvif, &mvmvif->time_event_data); switch (vif->type) { - case NL80211_IFTYPE_AP: case NL80211_IFTYPE_ADHOC: goto out_unlock; case NL80211_IFTYPE_MONITOR: mvmvif->monitor_active = false; iwl_mvm_update_quotas(mvm, NULL); break; + case NL80211_IFTYPE_AP: + /* This part is triggered only during CSA */ + if (!vif->csa_active || !mvmvif->ap_ibss_active) + goto out_unlock; + + mvmvif->ap_ibss_active = false; + iwl_mvm_update_quotas(mvm, NULL); + /*TODO: bt_coex notification here? */ default: break; } iwl_mvm_binding_remove_vif(mvm, vif); - iwl_mvm_power_update_mac(mvm, vif); out_unlock: mvmvif->phy_ctxt = NULL; + iwl_mvm_power_update_mac(mvm); mutex_unlock(&mvm->mutex); } @@ -2330,9 +2368,8 @@ static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm, return -EINVAL; if (nla_get_u32(tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE])) - return iwl_mvm_enable_beacon_filter(mvm, vif, - CMD_SYNC); - return iwl_mvm_disable_beacon_filter(mvm, vif, CMD_SYNC); + return iwl_mvm_enable_beacon_filter(mvm, vif, 0); + return iwl_mvm_disable_beacon_filter(mvm, vif, 0); } return -EOPNOTSUPP; @@ -2353,6 +2390,53 @@ static int iwl_mvm_mac_testmode_cmd(struct ieee80211_hw *hw, } #endif +static void iwl_mvm_channel_switch_beacon(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_chan_def *chandef) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + + mutex_lock(&mvm->mutex); + if (WARN(mvm->csa_vif && mvm->csa_vif->csa_active, + "Another CSA is already in progress")) + goto out_unlock; + + IWL_DEBUG_MAC80211(mvm, "CSA started to freq %d\n", + chandef->center_freq1); + mvm->csa_vif = vif; + +out_unlock: + mutex_unlock(&mvm->mutex); +} + +static void iwl_mvm_mac_flush(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, u32 queues, bool drop) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct iwl_mvm_vif *mvmvif; + struct iwl_mvm_sta *mvmsta; + + if (!vif || vif->type != NL80211_IFTYPE_STATION) + return; + + mutex_lock(&mvm->mutex); + mvmvif = iwl_mvm_vif_from_mac80211(vif); + mvmsta = iwl_mvm_sta_from_staid_protected(mvm, mvmvif->ap_sta_id); + + if (WARN_ON_ONCE(!mvmsta)) + goto done; + + if (drop) { + if (iwl_mvm_flush_tx_path(mvm, mvmsta->tfd_queue_msk, true)) + IWL_ERR(mvm, "flush request fail\n"); + } else { + iwl_trans_wait_tx_queue_empty(mvm->trans, + mvmsta->tfd_queue_msk); + } +done: + mutex_unlock(&mvm->mutex); +} + const struct ieee80211_ops iwl_mvm_hw_ops = { .tx = iwl_mvm_mac_tx, .ampdu_action = iwl_mvm_mac_ampdu_action, @@ -2376,6 +2460,7 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { .sta_rc_update = iwl_mvm_sta_rc_update, .conf_tx = iwl_mvm_mac_conf_tx, .mgd_prepare_tx = iwl_mvm_mac_mgd_prepare_tx, + .flush = iwl_mvm_mac_flush, .sched_scan_start = iwl_mvm_mac_sched_scan_start, .sched_scan_stop = iwl_mvm_mac_sched_scan_stop, .set_key = iwl_mvm_mac_set_key, @@ -2395,6 +2480,8 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { .set_tim = iwl_mvm_set_tim, + .channel_switch_beacon = iwl_mvm_channel_switch_beacon, + CFG80211_TESTMODE_CMD(iwl_mvm_mac_testmode_cmd) #ifdef CONFIG_PM_SLEEP diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index 107d864b3c0e..fcc6c29482d0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -490,6 +490,7 @@ struct iwl_mvm { u32 log_event_table; u32 umac_error_event_table; bool support_umac_log; + struct iwl_sf_region sf_space; u32 ampdu_ref; @@ -501,6 +502,7 @@ struct iwl_mvm { u8 queue_to_mac80211[IWL_MAX_HW_QUEUES]; atomic_t queue_stop_count[IWL_MAX_HW_QUEUES]; + const char *nvm_file_name; struct iwl_nvm_data *nvm_data; /* NVM sections */ struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; @@ -589,7 +591,9 @@ struct iwl_mvm { u32 *fw_error_rxf; u32 fw_error_rxf_len; +#ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; +#endif struct ieee80211_vif *p2p_device_vif; @@ -642,6 +646,8 @@ struct iwl_mvm { /* Indicate if device power save is allowed */ bool ps_disabled; + + struct ieee80211_vif *csa_vif; }; /* Extract MVM priv from op_mode and _hw */ @@ -757,7 +763,7 @@ int iwl_mvm_rx_statistics(struct iwl_mvm *mvm, struct iwl_device_cmd *cmd); /* NVM */ -int iwl_nvm_init(struct iwl_mvm *mvm); +int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); int iwl_mvm_up(struct iwl_mvm *mvm); @@ -808,7 +814,8 @@ void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); -int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif); +int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + bool force_assoc_off); int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm, struct ieee80211_vif *vif); @@ -852,7 +859,7 @@ int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); -int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm); +int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm, bool notify); int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); @@ -887,7 +894,7 @@ int rs_pretty_print_rate(char *buf, const u32 rate); /* power management */ int iwl_mvm_power_update_device(struct iwl_mvm *mvm); -int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif); +int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, char *buf, int bufsz); @@ -896,8 +903,18 @@ int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); +#ifdef CONFIG_IWLWIFI_LEDS int iwl_mvm_leds_init(struct iwl_mvm *mvm); void iwl_mvm_leds_exit(struct iwl_mvm *mvm); +#else +static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) +{ + return 0; +} +static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) +{ +} +#endif /* D3 (WoWLAN, NetDetect) */ int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); @@ -950,7 +967,6 @@ bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, enum ieee80211_band band); u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); -int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable); enum iwl_bt_kill_msk { BT_KILL_MSK_DEFAULT, @@ -981,17 +997,11 @@ int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u32 flags); -int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, bool enable); -int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - bool force, - u32 flags); - /* SMPS */ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, enum iwl_mvm_smps_type_request req_type, enum ieee80211_smps_mode smps_request); +bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); /* Low latency */ int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, diff --git a/drivers/net/wireless/iwlwifi/mvm/nvm.c b/drivers/net/wireless/iwlwifi/mvm/nvm.c index cf2d09f53782..808f78f6fbf9 100644 --- a/drivers/net/wireless/iwlwifi/mvm/nvm.c +++ b/drivers/net/wireless/iwlwifi/mvm/nvm.c @@ -74,6 +74,12 @@ #define NVM_WRITE_OPCODE 1 #define NVM_READ_OPCODE 0 +/* load nvm chunk response */ +enum { + READ_NVM_CHUNK_SUCCEED = 0, + READ_NVM_CHUNK_NOT_VALID_ADDRESS = 1 +}; + /* * prepare the NVM host command w/ the pointers to the nvm buffer * and send it to fw @@ -90,7 +96,7 @@ static int iwl_nvm_write_chunk(struct iwl_mvm *mvm, u16 section, struct iwl_host_cmd cmd = { .id = NVM_ACCESS_CMD, .len = { sizeof(struct iwl_nvm_access_cmd), length }, - .flags = CMD_SYNC | CMD_SEND_IN_RFKILL, + .flags = CMD_SEND_IN_RFKILL, .data = { &nvm_access_cmd, data }, /* data may come from vmalloc, so use _DUP */ .dataflags = { 0, IWL_HCMD_DFL_DUP }, @@ -112,7 +118,7 @@ static int iwl_nvm_read_chunk(struct iwl_mvm *mvm, u16 section, struct iwl_rx_packet *pkt; struct iwl_host_cmd cmd = { .id = NVM_ACCESS_CMD, - .flags = CMD_SYNC | CMD_WANT_SKB | CMD_SEND_IN_RFKILL, + .flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL, .data = { &nvm_access_cmd, }, }; int ret, bytes_read, offset_read; @@ -139,10 +145,26 @@ static int iwl_nvm_read_chunk(struct iwl_mvm *mvm, u16 section, offset_read = le16_to_cpu(nvm_resp->offset); resp_data = nvm_resp->data; if (ret) { - IWL_ERR(mvm, - "NVM access command failed with status %d (device: %s)\n", - ret, mvm->cfg->name); - ret = -EINVAL; + if ((offset != 0) && + (ret == READ_NVM_CHUNK_NOT_VALID_ADDRESS)) { + /* + * meaning of NOT_VALID_ADDRESS: + * driver try to read chunk from address that is + * multiple of 2K and got an error since addr is empty. + * meaning of (offset != 0): driver already + * read valid data from another chunk so this case + * is not an error. + */ + IWL_DEBUG_EEPROM(mvm->trans->dev, + "NVM access command failed on offset 0x%x since that section size is multiple 2K\n", + offset); + ret = 0; + } else { + IWL_DEBUG_EEPROM(mvm->trans->dev, + "NVM access command failed with status %d (device: %s)\n", + ret, mvm->cfg->name); + ret = -EIO; + } goto exit; } @@ -211,9 +233,9 @@ static int iwl_nvm_read_section(struct iwl_mvm *mvm, u16 section, while (ret == length) { ret = iwl_nvm_read_chunk(mvm, section, offset, length, data); if (ret < 0) { - IWL_ERR(mvm, - "Cannot read NVM from section %d offset %d, length %d\n", - section, offset, length); + IWL_DEBUG_EEPROM(mvm->trans->dev, + "Cannot read NVM from section %d offset %d, length %d\n", + section, offset, length); return ret; } offset += ret; @@ -238,13 +260,20 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm) return NULL; } } else { + /* SW and REGULATORY sections are mandatory */ if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data || - !mvm->nvm_sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data || !mvm->nvm_sections[NVM_SECTION_TYPE_REGULATORY].data) { IWL_ERR(mvm, "Can't parse empty family 8000 NVM sections\n"); return NULL; } + /* MAC_OVERRIDE or at least HW section must exist */ + if (!mvm->nvm_sections[mvm->cfg->nvm_hw_section_num].data && + !mvm->nvm_sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data) { + IWL_ERR(mvm, + "Can't parse mac_address, empty sections\n"); + return NULL; + } } if (WARN_ON(!mvm->cfg)) @@ -311,16 +340,16 @@ static int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm) * get here after that we assume the NVM request can be satisfied * synchronously. */ - ret = request_firmware(&fw_entry, iwlwifi_mod_params.nvm_file, + ret = request_firmware(&fw_entry, mvm->nvm_file_name, mvm->trans->dev); if (ret) { IWL_ERR(mvm, "ERROR: %s isn't available %d\n", - iwlwifi_mod_params.nvm_file, ret); + mvm->nvm_file_name, ret); return ret; } IWL_INFO(mvm, "Loaded NVM file %s (%zu bytes)\n", - iwlwifi_mod_params.nvm_file, fw_entry->size); + mvm->nvm_file_name, fw_entry->size); if (fw_entry->size < sizeof(*file_sec)) { IWL_ERR(mvm, "NVM file too small\n"); @@ -427,53 +456,28 @@ int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm) return ret; } -int iwl_nvm_init(struct iwl_mvm *mvm) +int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic) { - int ret, i, section; + int ret, section; u8 *nvm_buffer, *temp; - int nvm_to_read[NVM_MAX_NUM_SECTIONS]; - int num_of_sections_to_read; if (WARN_ON_ONCE(mvm->cfg->nvm_hw_section_num >= NVM_MAX_NUM_SECTIONS)) return -EINVAL; - /* load external NVM if configured */ - if (iwlwifi_mod_params.nvm_file) { - /* move to External NVM flow */ - ret = iwl_mvm_read_external_nvm(mvm); - if (ret) - return ret; - } else { - /* list of NVM sections we are allowed/need to read */ - if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) { - nvm_to_read[0] = mvm->cfg->nvm_hw_section_num; - nvm_to_read[1] = NVM_SECTION_TYPE_SW; - nvm_to_read[2] = NVM_SECTION_TYPE_CALIBRATION; - nvm_to_read[3] = NVM_SECTION_TYPE_PRODUCTION; - num_of_sections_to_read = 4; - } else { - nvm_to_read[0] = NVM_SECTION_TYPE_SW; - nvm_to_read[1] = NVM_SECTION_TYPE_CALIBRATION; - nvm_to_read[2] = NVM_SECTION_TYPE_PRODUCTION; - nvm_to_read[3] = NVM_SECTION_TYPE_REGULATORY; - nvm_to_read[4] = NVM_SECTION_TYPE_MAC_OVERRIDE; - num_of_sections_to_read = 5; - } - + /* load NVM values from nic */ + if (read_nvm_from_nic) { /* Read From FW NVM */ IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from NVM\n"); - /* TODO: find correct NVM max size for a section */ nvm_buffer = kmalloc(mvm->cfg->base_params->eeprom_size, GFP_KERNEL); if (!nvm_buffer) return -ENOMEM; - for (i = 0; i < num_of_sections_to_read; i++) { - section = nvm_to_read[i]; + for (section = 0; section < NVM_MAX_NUM_SECTIONS; section++) { /* we override the constness for initial read */ ret = iwl_nvm_read_section(mvm, section, nvm_buffer); if (ret < 0) - break; + continue; temp = kmemdup(nvm_buffer, ret, GFP_KERNEL); if (!temp) { ret = -ENOMEM; @@ -502,15 +506,21 @@ int iwl_nvm_init(struct iwl_mvm *mvm) mvm->nvm_hw_blob.size = ret; break; } - WARN(1, "section: %d", section); } #endif } kfree(nvm_buffer); - if (ret < 0) + } + + /* load external NVM if configured */ + if (mvm->nvm_file_name) { + /* move to External NVM flow */ + ret = iwl_mvm_read_external_nvm(mvm); + if (ret) return ret; } + /* parse the relevant nvm sections */ mvm->nvm_data = iwl_parse_nvm_sections(mvm); if (!mvm->nvm_data) return -ENODATA; diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index 7a5a8bac5fd0..cc2f7de396de 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -79,8 +79,8 @@ #include "iwl-prph.h" #include "rs.h" #include "fw-api-scan.h" -#include "fw-error-dump.h" #include "time-event.h" +#include "iwl-fw-error-dump.h" /* * module name, copyright, version, etc. @@ -220,7 +220,7 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = { RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, false), RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_notif, true), - RX_HANDLER(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif, false), + RX_HANDLER(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif, true), RX_HANDLER(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics, true), RX_HANDLER(ANTENNA_COUPLING_NOTIFICATION, iwl_mvm_rx_ant_coupling_notif, true), @@ -466,13 +466,24 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, min_backoff = calc_min_backoff(trans, cfg); iwl_mvm_tt_initialize(mvm, min_backoff); + /* set the nvm_file_name according to priority */ + if (iwlwifi_mod_params.nvm_file) + mvm->nvm_file_name = iwlwifi_mod_params.nvm_file; + else + mvm->nvm_file_name = mvm->cfg->default_nvm_file; + + if (WARN(cfg->no_power_up_nic_in_init && !mvm->nvm_file_name, + "not allowing power-up and not having nvm_file\n")) + goto out_free; /* - * If the NVM exists in an external file, - * there is no need to unnecessarily power up the NIC at driver load + * Even if nvm exists in the nvm_file driver should read agin the nvm + * from the nic because there might be entries that exist in the OTP + * and not in the file. + * for nics with no_power_up_nic_in_init: rely completley on nvm_file */ - if (iwlwifi_mod_params.nvm_file) { - err = iwl_nvm_init(mvm); + if (cfg->no_power_up_nic_in_init && mvm->nvm_file_name) { + err = iwl_nvm_init(mvm, false); if (err) goto out_free; } else { @@ -519,7 +530,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, out_free: iwl_phy_db_free(mvm->phy_db); kfree(mvm->scan_cmd); - if (!iwlwifi_mod_params.nvm_file) + if (!cfg->no_power_up_nic_in_init || !mvm->nvm_file_name) iwl_trans_op_mode_leave(trans); ieee80211_free_hw(mvm->hw); return NULL; @@ -816,6 +827,7 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) struct iwl_fw_error_dump_file *dump_file; struct iwl_fw_error_dump_data *dump_data; u32 file_len; + u32 trans_len; lockdep_assert_held(&mvm->mutex); @@ -827,6 +839,10 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) sizeof(*dump_file) + sizeof(*dump_data) * 2; + trans_len = iwl_trans_dump_data(mvm->trans, NULL, 0); + if (trans_len) + file_len += trans_len; + dump_file = vmalloc(file_len); if (!dump_file) return; @@ -840,7 +856,7 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) dump_data->len = cpu_to_le32(mvm->fw_error_rxf_len); memcpy(dump_data->data, mvm->fw_error_rxf, mvm->fw_error_rxf_len); - dump_data = (void *)((u8 *)dump_data->data + mvm->fw_error_rxf_len); + dump_data = iwl_mvm_fw_error_next_data(dump_data); dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_SRAM); dump_data->len = cpu_to_le32(mvm->fw_error_sram_len); @@ -858,6 +874,15 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) kfree(mvm->fw_error_sram); mvm->fw_error_sram = NULL; mvm->fw_error_sram_len = 0; + + if (trans_len) { + void *buf = iwl_mvm_fw_error_next_data(dump_data); + u32 real_trans_len = iwl_trans_dump_data(mvm->trans, buf, + trans_len); + dump_data = (void *)((u8 *)buf + real_trans_len); + dump_file->file_len = + cpu_to_le32(file_len - trans_len + real_trans_len); + } } #endif @@ -1143,7 +1168,7 @@ static void iwl_mvm_d0i3_exit_work(struct work_struct *wk) struct iwl_mvm *mvm = container_of(wk, struct iwl_mvm, d0i3_exit_work); struct iwl_host_cmd get_status_cmd = { .id = WOWLAN_GET_STATUSES, - .flags = CMD_SYNC | CMD_HIGH_PRIO | CMD_WANT_SKB, + .flags = CMD_HIGH_PRIO | CMD_WANT_SKB, }; struct iwl_wowlan_status *status; int ret; diff --git a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c index 237efe0ac1c4..539f3a942d43 100644 --- a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c @@ -156,6 +156,18 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm, idle_cnt = chains_static; active_cnt = chains_dynamic; + /* In scenarios where we only ever use a single-stream rates, + * i.e. legacy 11b/g/a associations, single-stream APs or even + * static SMPS, enable both chains to get diversity, improving + * the case where we're far enough from the AP that attenuation + * between the two antennas is sufficiently different to impact + * performance. + */ + if (active_cnt == 1 && iwl_mvm_rx_diversity_allowed(mvm)) { + idle_cnt = 2; + active_cnt = 2; + } + cmd->rxchain_info = cpu_to_le32(mvm->fw->valid_rx_ant << PHY_RX_CHAIN_VALID_POS); cmd->rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS); @@ -187,7 +199,7 @@ static int iwl_mvm_phy_ctxt_apply(struct iwl_mvm *mvm, iwl_mvm_phy_ctxt_cmd_data(mvm, &cmd, chandef, chains_static, chains_dynamic); - ret = iwl_mvm_send_cmd_pdu(mvm, PHY_CONTEXT_CMD, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, PHY_CONTEXT_CMD, 0, sizeof(struct iwl_phy_context_cmd), &cmd); if (ret) @@ -202,18 +214,15 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, struct cfg80211_chan_def *chandef, u8 chains_static, u8 chains_dynamic) { - int ret; - WARN_ON(!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && ctxt->ref); lockdep_assert_held(&mvm->mutex); ctxt->channel = chandef->chan; - ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, - chains_static, chains_dynamic, - FW_CTXT_ACTION_ADD, 0); - return ret; + return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, + chains_static, chains_dynamic, + FW_CTXT_ACTION_ADD, 0); } /* diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c index 78309f7d0b7b..c182a8baf685 100644 --- a/drivers/net/wireless/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/iwlwifi/mvm/power.c @@ -123,28 +123,6 @@ void iwl_mvm_beacon_filter_set_cqm_params(struct iwl_mvm *mvm, cmd->ba_enable_beacon_abort = cpu_to_le32(mvmvif->bf_data.ba_enabled); } -int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, bool enable) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_beacon_filter_cmd cmd = { - IWL_BF_CMD_CONFIG_DEFAULTS, - .bf_enable_beacon_filter = cpu_to_le32(1), - .ba_enable_beacon_abort = cpu_to_le32(enable), - }; - - if (!mvmvif->bf_data.bf_enabled) - return 0; - - if (mvm->cur_ucode == IWL_UCODE_WOWLAN) - cmd.ba_escape_timer = cpu_to_le32(IWL_BA_ESCAPE_TIMER_D3); - - mvmvif->bf_data.ba_enabled = enable; - iwl_mvm_beacon_filter_set_cqm_params(mvm, vif, &cmd); - iwl_mvm_beacon_filter_debugfs_parameters(vif, &cmd); - return iwl_mvm_beacon_filter_send_cmd(mvm, &cmd, CMD_SYNC); -} - static void iwl_mvm_power_log(struct iwl_mvm *mvm, struct iwl_mac_power_cmd *cmd) { @@ -268,10 +246,30 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm, IWL_MVM_PS_HEAVY_RX_THLD_PERCENT; } +static void iwl_mvm_binding_iterator(void *_data, u8 *mac, + struct ieee80211_vif *vif) +{ + unsigned long *data = _data; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + + if (!mvmvif->phy_ctxt) + return; + + if (vif->type == NL80211_IFTYPE_STATION || + vif->type == NL80211_IFTYPE_AP) + __set_bit(mvmvif->phy_ctxt->id, data); +} + static bool iwl_mvm_power_allow_uapsd(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + unsigned long phy_ctxt_counter = 0; + + ieee80211_iterate_active_interfaces_atomic(mvm->hw, + IEEE80211_IFACE_ITER_NORMAL, + iwl_mvm_binding_iterator, + &phy_ctxt_counter); if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid, ETH_ALEN)) @@ -289,6 +287,13 @@ static bool iwl_mvm_power_allow_uapsd(struct iwl_mvm *mvm, IEEE80211_P2P_OPPPS_ENABLE_BIT)) return false; + /* + * Avoid using uAPSD if client is in DCM - + * low latency issue in Miracast + */ + if (hweight8(phy_ctxt_counter) >= 2) + return false; + return true; } @@ -429,7 +434,7 @@ static int iwl_mvm_power_send_cmd(struct iwl_mvm *mvm, memcpy(&iwl_mvm_vif_from_mac80211(vif)->mac_pwr_cmd, &cmd, sizeof(cmd)); #endif - return iwl_mvm_send_cmd_pdu(mvm, MAC_PM_POWER_TABLE, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, MAC_PM_POWER_TABLE, 0, sizeof(cmd), &cmd); } @@ -455,7 +460,7 @@ int iwl_mvm_power_update_device(struct iwl_mvm *mvm) "Sending device power command with flags = 0x%X\n", cmd.flags); - return iwl_mvm_send_cmd_pdu(mvm, POWER_TABLE_CMD, CMD_SYNC, sizeof(cmd), + return iwl_mvm_send_cmd_pdu(mvm, POWER_TABLE_CMD, 0, sizeof(cmd), &cmd); } @@ -613,11 +618,15 @@ iwl_mvm_power_set_pm(struct iwl_mvm *mvm, ap_same_channel = (bss_mvmvif->phy_ctxt->id == ap_mvmvif->phy_ctxt->id); - /* bss is not stand alone: enable PM if alone on its channel */ - if (vifs->bss_active && !(client_same_channel || ap_same_channel) && + /* clients are not stand alone: enable PM if DCM */ + if (!(client_same_channel || ap_same_channel) && (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) { + if (vifs->bss_active) bss_mvmvif->pm_enabled = true; - return; + if (vifs->p2p_active && + (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM)) + p2p_mvmvif->pm_enabled = true; + return; } /* @@ -633,55 +642,6 @@ iwl_mvm_power_set_pm(struct iwl_mvm *mvm, } } -int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif) -{ - struct iwl_mvm_vif *mvmvif; - struct iwl_power_vifs vifs = {}; - bool ba_enable; - int ret; - - lockdep_assert_held(&mvm->mutex); - - iwl_mvm_power_set_pm(mvm, &vifs); - - /* disable PS if CAM */ - if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) { - mvm->ps_disabled = true; - } else { - /* don't update device power state unless we add / remove monitor */ - if (vifs.monitor_vif) { - if (vifs.monitor_active) - mvm->ps_disabled = true; - ret = iwl_mvm_power_update_device(mvm); - if (ret) - return ret; - } - } - - if (vifs.bss_vif) { - ret = iwl_mvm_power_send_cmd(mvm, vifs.bss_vif); - if (ret) - return ret; - } - - if (vifs.p2p_vif) { - ret = iwl_mvm_power_send_cmd(mvm, vifs.p2p_vif); - if (ret) - return ret; - } - - if (!vifs.bf_vif) - return 0; - - vif = vifs.bf_vif; - mvmvif = iwl_mvm_vif_from_mac80211(vif); - - ba_enable = !(!mvmvif->pm_enabled || mvm->ps_disabled || - !vif->bss_conf.ps || iwl_mvm_vif_low_latency(mvmvif)); - - return iwl_mvm_update_beacon_abort(mvm, vifs.bf_vif, ba_enable); -} - #ifdef CONFIG_IWLWIFI_DEBUGFS int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, char *buf, @@ -801,7 +761,7 @@ static int _iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ret; - if (mvmvif != mvm->bf_allowed_vif || + if (mvmvif != mvm->bf_allowed_vif || !vif->bss_conf.dtim_period || vif->type != NL80211_IFTYPE_STATION || vif->p2p) return 0; @@ -829,6 +789,26 @@ int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd, flags, false); } +static int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + bool enable) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_beacon_filter_cmd cmd = { + IWL_BF_CMD_CONFIG_DEFAULTS, + .bf_enable_beacon_filter = cpu_to_le32(1), + }; + + if (!mvmvif->bf_data.bf_enabled) + return 0; + + if (mvm->cur_ucode == IWL_UCODE_WOWLAN) + cmd.ba_escape_timer = cpu_to_le32(IWL_BA_ESCAPE_TIMER_D3); + + mvmvif->bf_data.ba_enabled = enable; + return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd, 0, false); +} + int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u32 flags) @@ -848,6 +828,55 @@ int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, return ret; } +int iwl_mvm_power_update_mac(struct iwl_mvm *mvm) +{ + struct iwl_mvm_vif *mvmvif; + struct iwl_power_vifs vifs = {}; + bool ba_enable; + int ret; + + lockdep_assert_held(&mvm->mutex); + + iwl_mvm_power_set_pm(mvm, &vifs); + + /* disable PS if CAM */ + if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) { + mvm->ps_disabled = true; + } else { + /* don't update device power state unless we add / remove monitor */ + if (vifs.monitor_vif) { + if (vifs.monitor_active) + mvm->ps_disabled = true; + ret = iwl_mvm_power_update_device(mvm); + if (ret) + return ret; + } + } + + if (vifs.bss_vif) { + ret = iwl_mvm_power_send_cmd(mvm, vifs.bss_vif); + if (ret) + return ret; + } + + if (vifs.p2p_vif) { + ret = iwl_mvm_power_send_cmd(mvm, vifs.p2p_vif); + if (ret) + return ret; + } + + if (!vifs.bf_vif) + return 0; + + mvmvif = iwl_mvm_vif_from_mac80211(vifs.bf_vif); + + ba_enable = !(!mvmvif->pm_enabled || mvm->ps_disabled || + !vifs.bf_vif->bss_conf.ps || + iwl_mvm_vif_low_latency(mvmvif)); + + return iwl_mvm_update_beacon_abort(mvm, vifs.bf_vif, ba_enable); +} + int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool enable, u32 flags) @@ -871,9 +900,10 @@ int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, if (WARN_ON(!dtimper_msec)) return 0; - cmd.flags |= - cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK); cmd.skip_dtim_periods = 300 / dtimper_msec; + if (cmd.skip_dtim_periods) + cmd.flags |= + cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK); } iwl_mvm_power_log(mvm, &cmd); #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -904,23 +934,3 @@ int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, return ret; } - -int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - bool force, - u32 flags) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - - if (mvmvif != mvm->bf_allowed_vif) - return 0; - - if (!mvmvif->bf_data.bf_enabled) { - /* disable beacon filtering explicitly if force is true */ - if (force) - return iwl_mvm_disable_beacon_filter(mvm, vif, flags); - return 0; - } - - return iwl_mvm_enable_beacon_filter(mvm, vif, flags); -} diff --git a/drivers/net/wireless/iwlwifi/mvm/quota.c b/drivers/net/wireless/iwlwifi/mvm/quota.c index 35e86e06dffd..ba68d7b84505 100644 --- a/drivers/net/wireless/iwlwifi/mvm/quota.c +++ b/drivers/net/wireless/iwlwifi/mvm/quota.c @@ -285,7 +285,7 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif) iwl_mvm_adjust_quota_for_noa(mvm, &cmd); - ret = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, 0, sizeof(cmd), &cmd); if (ret) IWL_ERR(mvm, "Failed to send quota: %d\n", ret); diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index 857ddaf6f48c..306a6caa4868 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -211,7 +211,7 @@ static const struct rs_tx_column rs_tx_columns[] = { .next_columns = { RS_COLUMN_LEGACY_ANT_B, RS_COLUMN_SISO_ANT_A, - RS_COLUMN_SISO_ANT_B, + RS_COLUMN_MIMO2, RS_COLUMN_INVALID, RS_COLUMN_INVALID, RS_COLUMN_INVALID, @@ -223,8 +223,8 @@ static const struct rs_tx_column rs_tx_columns[] = { .ant = ANT_B, .next_columns = { RS_COLUMN_LEGACY_ANT_A, - RS_COLUMN_SISO_ANT_A, RS_COLUMN_SISO_ANT_B, + RS_COLUMN_MIMO2, RS_COLUMN_INVALID, RS_COLUMN_INVALID, RS_COLUMN_INVALID, @@ -238,10 +238,10 @@ static const struct rs_tx_column rs_tx_columns[] = { RS_COLUMN_SISO_ANT_B, RS_COLUMN_MIMO2, RS_COLUMN_SISO_ANT_A_SGI, - RS_COLUMN_SISO_ANT_B_SGI, RS_COLUMN_LEGACY_ANT_A, RS_COLUMN_LEGACY_ANT_B, RS_COLUMN_INVALID, + RS_COLUMN_INVALID, }, .checks = { rs_siso_allow, @@ -254,10 +254,10 @@ static const struct rs_tx_column rs_tx_columns[] = { RS_COLUMN_SISO_ANT_A, RS_COLUMN_MIMO2, RS_COLUMN_SISO_ANT_B_SGI, - RS_COLUMN_SISO_ANT_A_SGI, RS_COLUMN_LEGACY_ANT_A, RS_COLUMN_LEGACY_ANT_B, RS_COLUMN_INVALID, + RS_COLUMN_INVALID, }, .checks = { rs_siso_allow, @@ -271,10 +271,10 @@ static const struct rs_tx_column rs_tx_columns[] = { RS_COLUMN_SISO_ANT_B_SGI, RS_COLUMN_MIMO2_SGI, RS_COLUMN_SISO_ANT_A, - RS_COLUMN_SISO_ANT_B, - RS_COLUMN_MIMO2, RS_COLUMN_LEGACY_ANT_A, RS_COLUMN_LEGACY_ANT_B, + RS_COLUMN_INVALID, + RS_COLUMN_INVALID, }, .checks = { rs_siso_allow, @@ -289,10 +289,10 @@ static const struct rs_tx_column rs_tx_columns[] = { RS_COLUMN_SISO_ANT_A_SGI, RS_COLUMN_MIMO2_SGI, RS_COLUMN_SISO_ANT_B, - RS_COLUMN_SISO_ANT_A, - RS_COLUMN_MIMO2, RS_COLUMN_LEGACY_ANT_A, RS_COLUMN_LEGACY_ANT_B, + RS_COLUMN_INVALID, + RS_COLUMN_INVALID, }, .checks = { rs_siso_allow, @@ -304,12 +304,12 @@ static const struct rs_tx_column rs_tx_columns[] = { .ant = ANT_AB, .next_columns = { RS_COLUMN_SISO_ANT_A, - RS_COLUMN_SISO_ANT_B, - RS_COLUMN_SISO_ANT_A_SGI, - RS_COLUMN_SISO_ANT_B_SGI, RS_COLUMN_MIMO2_SGI, RS_COLUMN_LEGACY_ANT_A, RS_COLUMN_LEGACY_ANT_B, + RS_COLUMN_INVALID, + RS_COLUMN_INVALID, + RS_COLUMN_INVALID, }, .checks = { rs_mimo_allow, @@ -321,12 +321,12 @@ static const struct rs_tx_column rs_tx_columns[] = { .sgi = true, .next_columns = { RS_COLUMN_SISO_ANT_A_SGI, - RS_COLUMN_SISO_ANT_B_SGI, - RS_COLUMN_SISO_ANT_A, - RS_COLUMN_SISO_ANT_B, RS_COLUMN_MIMO2, RS_COLUMN_LEGACY_ANT_A, RS_COLUMN_LEGACY_ANT_B, + RS_COLUMN_INVALID, + RS_COLUMN_INVALID, + RS_COLUMN_INVALID, }, .checks = { rs_mimo_allow, @@ -1335,105 +1335,50 @@ static void rs_set_expected_tpt_table(struct iwl_lq_sta *lq_sta, tbl->expected_tpt = rs_get_expected_tpt_table(lq_sta, column, rate->bw); } -/* - * Find starting rate for new "search" high-throughput mode of modulation. - * Goal is to find lowest expected rate (under perfect conditions) that is - * above the current measured throughput of "active" mode, to give new mode - * a fair chance to prove itself without too many challenges. - * - * This gets called when transitioning to more aggressive modulation - * (i.e. legacy to SISO or MIMO, or SISO to MIMO), as well as less aggressive - * (i.e. MIMO to SISO). When moving to MIMO, bit rate will typically need - * to decrease to match "active" throughput. When moving from MIMO to SISO, - * bit rate will typically need to increase, but not if performance was bad. - */ static s32 rs_get_best_rate(struct iwl_mvm *mvm, struct iwl_lq_sta *lq_sta, struct iwl_scale_tbl_info *tbl, /* "search" */ - u16 rate_mask, s8 index) + unsigned long rate_mask, s8 index) { - /* "active" values */ struct iwl_scale_tbl_info *active_tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); - s32 active_sr = active_tbl->win[index].success_ratio; - s32 active_tpt = active_tbl->expected_tpt[index]; - /* expected "search" throughput */ + s32 success_ratio = active_tbl->win[index].success_ratio; + u16 expected_current_tpt = active_tbl->expected_tpt[index]; const u16 *tpt_tbl = tbl->expected_tpt; - - s32 new_rate, high, low, start_hi; u16 high_low; - s8 rate = index; - - new_rate = high = low = start_hi = IWL_RATE_INVALID; - - while (1) { - high_low = rs_get_adjacent_rate(mvm, rate, rate_mask, - tbl->rate.type); - - low = high_low & 0xff; - high = (high_low >> 8) & 0xff; + u32 target_tpt; + int rate_idx; - /* - * Lower the "search" bit rate, to give new "search" mode - * approximately the same throughput as "active" if: - * - * 1) "Active" mode has been working modestly well (but not - * great), and expected "search" throughput (under perfect - * conditions) at candidate rate is above the actual - * measured "active" throughput (but less than expected - * "active" throughput under perfect conditions). - * OR - * 2) "Active" mode has been working perfectly or very well - * and expected "search" throughput (under perfect - * conditions) at candidate rate is above expected - * "active" throughput (under perfect conditions). - */ - if ((((100 * tpt_tbl[rate]) > lq_sta->last_tpt) && - ((active_sr > RS_SR_FORCE_DECREASE) && - (active_sr <= IWL_RATE_HIGH_TH) && - (tpt_tbl[rate] <= active_tpt))) || - ((active_sr >= IWL_RATE_SCALE_SWITCH) && - (tpt_tbl[rate] > active_tpt))) { - /* (2nd or later pass) - * If we've already tried to raise the rate, and are - * now trying to lower it, use the higher rate. */ - if (start_hi != IWL_RATE_INVALID) { - new_rate = start_hi; - break; - } - - new_rate = rate; - - /* Loop again with lower rate */ - if (low != IWL_RATE_INVALID) - rate = low; + if (success_ratio > RS_SR_NO_DECREASE) { + target_tpt = 100 * expected_current_tpt; + IWL_DEBUG_RATE(mvm, + "SR %d high. Find rate exceeding EXPECTED_CURRENT %d\n", + success_ratio, target_tpt); + } else { + target_tpt = lq_sta->last_tpt; + IWL_DEBUG_RATE(mvm, + "SR %d not thag good. Find rate exceeding ACTUAL_TPT %d\n", + success_ratio, target_tpt); + } - /* Lower rate not available, use the original */ - else - break; + rate_idx = find_first_bit(&rate_mask, BITS_PER_LONG); - /* Else try to raise the "search" rate to match "active" */ - } else { - /* (2nd or later pass) - * If we've already tried to lower the rate, and are - * now trying to raise it, use the lower rate. */ - if (new_rate != IWL_RATE_INVALID) - break; + while (rate_idx != IWL_RATE_INVALID) { + if (target_tpt < (100 * tpt_tbl[rate_idx])) + break; - /* Loop again with higher rate */ - else if (high != IWL_RATE_INVALID) { - start_hi = high; - rate = high; + high_low = rs_get_adjacent_rate(mvm, rate_idx, rate_mask, + tbl->rate.type); - /* Higher rate not available, use the original */ - } else { - new_rate = rate; - break; - } - } + rate_idx = (high_low >> 8) & 0xff; } - return new_rate; + IWL_DEBUG_RATE(mvm, "Best rate found %d target_tp %d expected_new %d\n", + rate_idx, target_tpt, + rate_idx != IWL_RATE_INVALID ? + 100 * tpt_tbl[rate_idx] : IWL_INVALID_VALUE); + + return rate_idx; } static u32 rs_bw_from_sta_bw(struct ieee80211_sta *sta) @@ -1608,7 +1553,7 @@ static enum rs_column rs_get_next_column(struct iwl_mvm *mvm, tpt = lq_sta->last_tpt / 100; expected_tpt_tbl = rs_get_expected_tpt_table(lq_sta, next_col, - tbl->rate.bw); + rs_bw_from_sta_bw(sta)); if (WARN_ON_ONCE(!expected_tpt_tbl)) continue; @@ -1649,7 +1594,7 @@ static int rs_switch_to_column(struct iwl_mvm *mvm, const struct rs_tx_column *curr_column = &rs_tx_columns[tbl->column]; u32 sz = (sizeof(struct iwl_scale_tbl_info) - (sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT)); - u16 rate_mask = 0; + unsigned long rate_mask = 0; u32 rate_idx = 0; memcpy(search_tbl, tbl, sz); @@ -1691,7 +1636,7 @@ static int rs_switch_to_column(struct iwl_mvm *mvm, !(BIT(rate_idx) & rate_mask)) { IWL_DEBUG_RATE(mvm, "can not switch with index %d" - " rate mask %x\n", + " rate mask %lx\n", rate_idx, rate_mask); goto err; @@ -1805,16 +1750,21 @@ static void rs_get_adjacent_txp(struct iwl_mvm *mvm, int index, *stronger = TPC_INVALID; } -static bool rs_tpc_allowed(struct iwl_mvm *mvm, struct rs_rate *rate, - enum ieee80211_band band) +static bool rs_tpc_allowed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct rs_rate *rate, enum ieee80211_band band) { int index = rate->index; + bool cam = (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM); + bool sta_ps_disabled = (vif->type == NL80211_IFTYPE_STATION && + !vif->bss_conf.ps); + IWL_DEBUG_RATE(mvm, "cam: %d sta_ps_disabled %d\n", + cam, sta_ps_disabled); /* * allow tpc only if power management is enabled, or bt coex * activity grade allows it and we are on 2.4Ghz. */ - if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM && + if ((cam || sta_ps_disabled) && !iwl_mvm_bt_coex_is_tpc_allowed(mvm, band)) return false; @@ -1916,7 +1866,7 @@ static bool rs_tpc_perform(struct iwl_mvm *mvm, #ifdef CONFIG_MAC80211_DEBUGFS if (lq_sta->dbg_fixed_txp_reduction <= TPC_MAX_REDUCTION) { - IWL_DEBUG_RATE(mvm, "fixed tpc: %d", + IWL_DEBUG_RATE(mvm, "fixed tpc: %d\n", lq_sta->dbg_fixed_txp_reduction); lq_sta->lq.reduced_tpc = lq_sta->dbg_fixed_txp_reduction; return cur != lq_sta->dbg_fixed_txp_reduction; @@ -1931,9 +1881,9 @@ static bool rs_tpc_perform(struct iwl_mvm *mvm, band = chanctx_conf->def.chan->band; rcu_read_unlock(); - if (!rs_tpc_allowed(mvm, rate, band)) { + if (!rs_tpc_allowed(mvm, vif, rate, band)) { IWL_DEBUG_RATE(mvm, - "tpc is not allowed. remove txp restrictions"); + "tpc is not allowed. remove txp restrictions\n"); lq_sta->lq.reduced_tpc = TPC_NO_REDUCTION; return cur != TPC_NO_REDUCTION; } @@ -1959,12 +1909,12 @@ static bool rs_tpc_perform(struct iwl_mvm *mvm, /* override actions if we are on the edge */ if (weak == TPC_INVALID && action == TPC_ACTION_DECREASE) { - IWL_DEBUG_RATE(mvm, "already in lowest txp, stay"); + IWL_DEBUG_RATE(mvm, "already in lowest txp, stay\n"); action = TPC_ACTION_STAY; } else if (strong == TPC_INVALID && (action == TPC_ACTION_INCREASE || action == TPC_ACTION_NO_RESTIRCTION)) { - IWL_DEBUG_RATE(mvm, "already in highest txp, stay"); + IWL_DEBUG_RATE(mvm, "already in highest txp, stay\n"); action = TPC_ACTION_STAY; } @@ -2235,7 +2185,8 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm, break; case RS_ACTION_STAY: /* No change */ - update_lq = rs_tpc_perform(mvm, sta, lq_sta, tbl); + if (lq_sta->rs_state == RS_STATE_STAY_IN_COLUMN) + update_lq = rs_tpc_perform(mvm, sta, lq_sta, tbl); break; default: break; @@ -2489,10 +2440,6 @@ static void rs_vht_set_enabled_rates(struct ieee80211_sta *sta, if (i == IWL_RATE_9M_INDEX) continue; - /* Disable MCS9 as a workaround */ - if (i == IWL_RATE_MCS_9_INDEX) - continue; - /* VHT MCS9 isn't valid for 20Mhz for NSS=1,2 */ if (i == IWL_RATE_MCS_9_INDEX && sta->bandwidth == IEEE80211_STA_RX_BW_20) @@ -2511,10 +2458,6 @@ static void rs_vht_set_enabled_rates(struct ieee80211_sta *sta, if (i == IWL_RATE_9M_INDEX) continue; - /* Disable MCS9 as a workaround */ - if (i == IWL_RATE_MCS_9_INDEX) - continue; - /* VHT MCS9 isn't valid for 20Mhz for NSS=1,2 */ if (i == IWL_RATE_MCS_9_INDEX && sta->bandwidth == IEEE80211_STA_RX_BW_20) diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 36ae01a18dee..4b6c7d4bd199 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -306,7 +306,6 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm, .id = SCAN_REQUEST_CMD, .len = { 0, }, .data = { mvm->scan_cmd, }, - .flags = CMD_SYNC, .dataflags = { IWL_HCMD_DFL_NOCOPY, }, }; struct iwl_scan_cmd *cmd = mvm->scan_cmd; @@ -517,7 +516,7 @@ int iwl_mvm_cancel_scan(struct iwl_mvm *mvm) ARRAY_SIZE(scan_abort_notif), iwl_mvm_scan_abort_notif, NULL); - ret = iwl_mvm_send_cmd_pdu(mvm, SCAN_ABORT_CMD, CMD_SYNC, 0, NULL); + ret = iwl_mvm_send_cmd_pdu(mvm, SCAN_ABORT_CMD, 0, 0, NULL); if (ret) { IWL_ERR(mvm, "Couldn't send SCAN_ABORT_CMD: %d\n", ret); /* mac80211's state will be cleaned in the nic_restart flow */ @@ -749,7 +748,6 @@ int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm, struct iwl_scan_offload_cfg *scan_cfg; struct iwl_host_cmd cmd = { .id = SCAN_OFFLOAD_CONFIG_CMD, - .flags = CMD_SYNC, }; struct iwl_mvm_scan_params params = {}; @@ -807,7 +805,6 @@ int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, struct iwl_scan_offload_blacklist *blacklist; struct iwl_host_cmd cmd = { .id = SCAN_OFFLOAD_UPDATE_PROFILES_CMD, - .flags = CMD_SYNC, .len[1] = sizeof(*profile_cfg), .dataflags[0] = IWL_HCMD_DFL_NOCOPY, .dataflags[1] = IWL_HCMD_DFL_NOCOPY, @@ -898,7 +895,7 @@ int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, scan_req.flags |= cpu_to_le16(IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE); - return iwl_mvm_send_cmd_pdu(mvm, SCAN_OFFLOAD_REQUEST_CMD, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, SCAN_OFFLOAD_REQUEST_CMD, 0, sizeof(scan_req), &scan_req); } @@ -907,7 +904,6 @@ static int iwl_mvm_send_sched_scan_abort(struct iwl_mvm *mvm) int ret; struct iwl_host_cmd cmd = { .id = SCAN_OFFLOAD_ABORT_CMD, - .flags = CMD_SYNC, }; u32 status; @@ -936,7 +932,7 @@ static int iwl_mvm_send_sched_scan_abort(struct iwl_mvm *mvm) return ret; } -int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm) +int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm, bool notify) { int ret; struct iwl_notification_wait wait_scan_done; @@ -974,5 +970,8 @@ int iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm) */ mvm->scan_status = IWL_MVM_SCAN_NONE; + if (notify) + ieee80211_sched_scan_stopped(mvm->hw); + return 0; } diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index 3e11b9d802e7..1fb01ea2e704 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -327,7 +327,7 @@ static int iwl_mvm_rm_sta_common(struct iwl_mvm *mvm, u8 sta_id) return -EINVAL; } - ret = iwl_mvm_send_cmd_pdu(mvm, REMOVE_STA, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, REMOVE_STA, 0, sizeof(rm_sta_cmd), &rm_sta_cmd); if (ret) { IWL_ERR(mvm, "Failed to remove station. Id=%d\n", sta_id); @@ -1053,12 +1053,12 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm, cmd.sta_id = sta_id; status = ADD_STA_SUCCESS; - if (cmd_flags == CMD_SYNC) - ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA_KEY, sizeof(cmd), - &cmd, &status); - else + if (cmd_flags & CMD_ASYNC) ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA_KEY, CMD_ASYNC, sizeof(cmd), &cmd); + else + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA_KEY, sizeof(cmd), + &cmd, &status); switch (status) { case ADD_STA_SUCCESS: @@ -1111,7 +1111,7 @@ static int iwl_mvm_send_sta_igtk(struct iwl_mvm *mvm, remove_key ? "removing" : "installing", igtk_cmd.sta_id); - return iwl_mvm_send_cmd_pdu(mvm, MGMT_MCAST_KEY, CMD_SYNC, + return iwl_mvm_send_cmd_pdu(mvm, MGMT_MCAST_KEY, 0, sizeof(igtk_cmd), &igtk_cmd); } @@ -1198,15 +1198,15 @@ int iwl_mvm_set_sta_key(struct iwl_mvm *mvm, ieee80211_get_key_rx_seq(keyconf, 0, &seq); ieee80211_get_tkip_rx_p1k(keyconf, addr, seq.tkip.iv32, p1k); ret = iwl_mvm_send_sta_key(mvm, mvm_sta, keyconf, sta_id, - seq.tkip.iv32, p1k, CMD_SYNC); + seq.tkip.iv32, p1k, 0); break; case WLAN_CIPHER_SUITE_CCMP: ret = iwl_mvm_send_sta_key(mvm, mvm_sta, keyconf, sta_id, - 0, NULL, CMD_SYNC); + 0, NULL, 0); break; default: ret = iwl_mvm_send_sta_key(mvm, mvm_sta, keyconf, - sta_id, 0, NULL, CMD_SYNC); + sta_id, 0, NULL, 0); } if (ret) diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.h b/drivers/net/wireless/iwlwifi/mvm/sta.h index e5e3071ff252..d98e8a2142b8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/sta.h @@ -287,8 +287,6 @@ static inline u16 iwl_mvm_tid_queued(struct iwl_mvm_tid_data *tid_data) * @tid_disable_agg: bitmap: if bit(tid) is set, the fw won't send ampdus for * tid. * @max_agg_bufsize: the maximal size of the AGG buffer for this station - * @bt_reduced_txpower_dbg: debug mode in which %bt_reduced_txpower is forced - * by debugfs. * @bt_reduced_txpower: is reduced tx power enabled for this station * @next_status_eosp: the next reclaimed packet is a PS-Poll response and * we need to signal the EOSP @@ -309,7 +307,6 @@ struct iwl_mvm_sta { u32 mac_id_n_color; u16 tid_disable_agg; u8 max_agg_bufsize; - bool bt_reduced_txpower_dbg; bool bt_reduced_txpower; bool next_status_eosp; spinlock_t lock; diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index a9402937f767..80100f6cc12a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -312,7 +312,7 @@ static int iwl_mvm_time_event_send_add(struct iwl_mvm *mvm, ARRAY_SIZE(time_event_response), iwl_mvm_time_event_response, te_data); - ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, 0, sizeof(*te_cmd), te_cmd); if (ret) { IWL_ERR(mvm, "Couldn't send TIME_EVENT_CMD: %d\n", ret); @@ -434,7 +434,7 @@ void iwl_mvm_remove_time_event(struct iwl_mvm *mvm, cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, mvmvif->color)); IWL_DEBUG_TE(mvm, "Removing TE 0x%x\n", le32_to_cpu(time_cmd.id)); - ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, 0, sizeof(time_cmd), &time_cmd); if (WARN_ON(ret)) return; diff --git a/drivers/net/wireless/iwlwifi/mvm/tt.c b/drivers/net/wireless/iwlwifi/mvm/tt.c index 39a3e03a0acd..868561512783 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/iwlwifi/mvm/tt.c @@ -409,7 +409,6 @@ void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff) .id = REPLY_THERMAL_MNG_BACKOFF, .len = { sizeof(u32), }, .data = { &backoff, }, - .flags = CMD_SYNC, }; backoff = max(backoff, mvm->thermal_throttle.min_backoff); diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index ff1b630e130e..3846a6c41eb1 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -958,7 +958,7 @@ int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync) .flush_ctl = cpu_to_le16(DUMP_TX_FIFO_FLUSH), }; - u32 flags = sync ? CMD_SYNC : CMD_ASYNC; + u32 flags = sync ? 0 : CMD_ASYNC; ret = iwl_mvm_send_cmd_pdu(mvm, TXPATH_FLUSH, flags, sizeof(flush_cmd), &flush_cmd); diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c index eb2ca64820fc..aa9fc77e8413 100644 --- a/drivers/net/wireless/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/iwlwifi/mvm/utils.c @@ -144,7 +144,7 @@ int iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, struct iwl_host_cmd *cmd, "cmd flags %x", cmd->flags)) return -EINVAL; - cmd->flags |= CMD_SYNC | CMD_WANT_SKB; + cmd->flags |= CMD_WANT_SKB; ret = iwl_trans_send_cmd(mvm->trans, cmd); if (ret == -ERFKILL) { @@ -519,6 +519,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) iwl_mvm_dump_umac_error_log(mvm); } +#ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm) { const struct fw_img *img; @@ -581,6 +582,7 @@ void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm) } iwl_trans_release_nic_access(mvm->trans, &flags); } +#endif /** * iwl_mvm_send_lq_cmd() - Send link quality command @@ -597,7 +599,7 @@ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init) struct iwl_host_cmd cmd = { .id = LQ_CMD, .len = { sizeof(struct iwl_lq_cmd), }, - .flags = init ? CMD_SYNC : CMD_ASYNC, + .flags = init ? 0 : CMD_ASYNC, .data = { lq, }, }; @@ -648,6 +650,39 @@ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, ieee80211_request_smps(vif, smps_mode); } +static void iwl_mvm_diversity_iter(void *_data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + bool *result = _data; + int i; + + for (i = 0; i < NUM_IWL_MVM_SMPS_REQ; i++) { + if (mvmvif->smps_requests[i] == IEEE80211_SMPS_STATIC || + mvmvif->smps_requests[i] == IEEE80211_SMPS_DYNAMIC) + *result = false; + } +} + +bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm) +{ + bool result = true; + + lockdep_assert_held(&mvm->mutex); + + if (num_of_ant(mvm->fw->valid_rx_ant) == 1) + return false; + + if (!mvm->cfg->rx_with_siso_diversity) + return false; + + ieee80211_iterate_active_interfaces_atomic( + mvm->hw, IEEE80211_IFACE_ITER_NORMAL, + iwl_mvm_diversity_iter, &result); + + return result; +} + int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool value) { @@ -667,7 +702,7 @@ int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, iwl_mvm_bt_coex_vif_change(mvm); - return iwl_mvm_power_update_mac(mvm, vif); + return iwl_mvm_power_update_mac(mvm); } static void iwl_mvm_ll_iter(void *_data, u8 *mac, struct ieee80211_vif *vif) diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c index 3d1d57f9f5bc..7091a18d5a72 100644 --- a/drivers/net/wireless/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -417,7 +417,7 @@ static u64 splx_get_pwr_limit(struct iwl_trans *trans, union acpi_object *splx) splx->package.count != 2 || splx->package.elements[0].type != ACPI_TYPE_INTEGER || splx->package.elements[0].integer.value != 0) { - IWL_ERR(trans, "Unsupported splx structure"); + IWL_ERR(trans, "Unsupported splx structure\n"); return 0; } @@ -426,14 +426,14 @@ static u64 splx_get_pwr_limit(struct iwl_trans *trans, union acpi_object *splx) limits->package.count < 2 || limits->package.elements[0].type != ACPI_TYPE_INTEGER || limits->package.elements[1].type != ACPI_TYPE_INTEGER) { - IWL_ERR(trans, "Invalid limits element"); + IWL_ERR(trans, "Invalid limits element\n"); return 0; } domain_type = &limits->package.elements[0]; power_limit = &limits->package.elements[1]; if (!(domain_type->integer.value & SPL_DOMAINTYPE_WIFI)) { - IWL_DEBUG_INFO(trans, "WiFi power is not limited"); + IWL_DEBUG_INFO(trans, "WiFi power is not limited\n"); return 0; } @@ -450,26 +450,26 @@ static void set_dflt_pwr_limit(struct iwl_trans *trans, struct pci_dev *pdev) pxsx_handle = ACPI_HANDLE(&pdev->dev); if (!pxsx_handle) { IWL_DEBUG_INFO(trans, - "Could not retrieve root port ACPI handle"); + "Could not retrieve root port ACPI handle\n"); return; } /* Get the method's handle */ status = acpi_get_handle(pxsx_handle, (acpi_string)SPL_METHOD, &handle); if (ACPI_FAILURE(status)) { - IWL_DEBUG_INFO(trans, "SPL method not found"); + IWL_DEBUG_INFO(trans, "SPL method not found\n"); return; } /* Call SPLC with no arguments */ status = acpi_evaluate_object(handle, NULL, NULL, &splx); if (ACPI_FAILURE(status)) { - IWL_ERR(trans, "SPLC invocation failed (0x%x)", status); + IWL_ERR(trans, "SPLC invocation failed (0x%x)\n", status); return; } trans->dflt_pwr_limit = splx_get_pwr_limit(trans, splx.pointer); - IWL_DEBUG_INFO(trans, "Default power limit set to %lld", + IWL_DEBUG_INFO(trans, "Default power limit set to %lld\n", trans->dflt_pwr_limit); kfree(splx.pointer); } diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index 1b95d856dfd5..6c22b23a2845 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -117,21 +117,19 @@ struct iwl_dma_ptr { /** * iwl_queue_inc_wrap - increment queue index, wrap back to beginning * @index -- current index - * @n_bd -- total number of entries in queue (must be power of 2) */ -static inline int iwl_queue_inc_wrap(int index, int n_bd) +static inline int iwl_queue_inc_wrap(int index) { - return ++index & (n_bd - 1); + return ++index & (TFD_QUEUE_SIZE_MAX - 1); } /** * iwl_queue_dec_wrap - decrement queue index, wrap back to end * @index -- current index - * @n_bd -- total number of entries in queue (must be power of 2) */ -static inline int iwl_queue_dec_wrap(int index, int n_bd) +static inline int iwl_queue_dec_wrap(int index) { - return --index & (n_bd - 1); + return --index & (TFD_QUEUE_SIZE_MAX - 1); } struct iwl_cmd_meta { @@ -145,13 +143,13 @@ struct iwl_cmd_meta { * * Contains common data for Rx and Tx queues. * - * Note the difference between n_bd and n_window: the hardware - * always assumes 256 descriptors, so n_bd is always 256 (unless + * Note the difference between TFD_QUEUE_SIZE_MAX and n_window: the hardware + * always assumes 256 descriptors, so TFD_QUEUE_SIZE_MAX is always 256 (unless * there might be HW changes in the future). For the normal TX * queues, n_window, which is the size of the software queue data * is also 256; however, for the command queue, n_window is only * 32 since we don't need so many commands pending. Since the HW - * still uses 256 BDs for DMA though, n_bd stays 256. As a result, + * still uses 256 BDs for DMA though, TFD_QUEUE_SIZE_MAX stays 256. As a result, * the software buffers (in the variables @meta, @txb in struct * iwl_txq) only have 32 entries, while the HW buffers (@tfds in * the same struct) have 256. @@ -162,7 +160,6 @@ struct iwl_cmd_meta { * data is a window overlayed over the HW queue. */ struct iwl_queue { - int n_bd; /* number of BDs in this queue */ int write_ptr; /* 1-st empty entry (index) host_w*/ int read_ptr; /* last used entry (index) host_r*/ /* use for monitoring and recovering the stuck queue */ @@ -373,6 +370,13 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, struct sk_buff_head *skbs); void iwl_trans_pcie_tx_reset(struct iwl_trans *trans); +static inline u16 iwl_pcie_tfd_tb_get_len(struct iwl_tfd *tfd, u8 idx) +{ + struct iwl_tfd_tb *tb = &tfd->tbs[idx]; + + return le16_to_cpu(tb->hi_n_len) >> 4; +} + /***************************************************** * Error handling ******************************************************/ diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 4a26a082a1ba..a2698e5e062c 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -850,7 +850,7 @@ static u32 iwl_pcie_int_cause_ict(struct iwl_trans *trans) trans_pcie->ict_index, read); trans_pcie->ict_tbl[trans_pcie->ict_index] = 0; trans_pcie->ict_index = - iwl_queue_inc_wrap(trans_pcie->ict_index, ICT_COUNT); + ((trans_pcie->ict_index + 1) & (ICT_COUNT - 1)); read = le32_to_cpu(trans_pcie->ict_tbl[trans_pcie->ict_index]); trace_iwlwifi_dev_ict_read(trans->dev, trans_pcie->ict_index, diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index c76b148e1aba..788085bc65d7 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -73,6 +73,7 @@ #include "iwl-csr.h" #include "iwl-prph.h" #include "iwl-agn-hw.h" +#include "iwl-fw-error-dump.h" #include "internal.h" static u32 iwl_trans_pcie_read_shr(struct iwl_trans *trans, u32 reg) @@ -453,6 +454,7 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) { int ret; int t = 0; + int iter; IWL_DEBUG_INFO(trans, "iwl_trans_prepare_card_hw enter\n"); @@ -461,18 +463,23 @@ static int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) if (ret >= 0) return 0; - /* If HW is not ready, prepare the conditions to check again */ - iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG, - CSR_HW_IF_CONFIG_REG_PREPARE); + for (iter = 0; iter < 10; iter++) { + /* If HW is not ready, prepare the conditions to check again */ + iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_PREPARE); + + do { + ret = iwl_pcie_set_hw_ready(trans); + if (ret >= 0) + return 0; - do { - ret = iwl_pcie_set_hw_ready(trans); - if (ret >= 0) - return 0; + usleep_range(200, 1000); + t += 200; + } while (t < 150000); + msleep(25); + } - usleep_range(200, 1000); - t += 200; - } while (t < 150000); + IWL_DEBUG_INFO(trans, "got NIC after %d iterations\n", iter); return ret; } @@ -1337,8 +1344,8 @@ static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans, u32 txq_bm) IWL_ERR(trans, "Q %d is %sactive and mapped to fifo %d ra_tid 0x%04x [%d,%d]\n", cnt, active ? "" : "in", fifo, tbl_dw, - iwl_read_prph(trans, - SCD_QUEUE_RDPTR(cnt)) & (txq->q.n_bd - 1), + iwl_read_prph(trans, SCD_QUEUE_RDPTR(cnt)) & + (TFD_QUEUE_SIZE_MAX - 1), iwl_read_prph(trans, SCD_QUEUE_WRPTR(cnt))); } @@ -1669,6 +1676,61 @@ err: IWL_ERR(trans, "failed to create the trans debugfs entry\n"); return -ENOMEM; } + +static u32 iwl_trans_pcie_get_cmdlen(struct iwl_tfd *tfd) +{ + u32 cmdlen = 0; + int i; + + for (i = 0; i < IWL_NUM_OF_TBS; i++) + cmdlen += iwl_pcie_tfd_tb_get_len(tfd, i); + + return cmdlen; +} + +static u32 iwl_trans_pcie_dump_data(struct iwl_trans *trans, + void *buf, u32 buflen) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + struct iwl_fw_error_dump_data *data; + struct iwl_txq *cmdq = &trans_pcie->txq[trans_pcie->cmd_queue]; + struct iwl_fw_error_dump_txcmd *txcmd; + u32 len; + int i, ptr; + + if (!buf) + return sizeof(*data) + + cmdq->q.n_window * (sizeof(*txcmd) + + TFD_MAX_PAYLOAD_SIZE); + + len = 0; + data = buf; + data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXCMD); + txcmd = (void *)data->data; + spin_lock_bh(&cmdq->lock); + ptr = cmdq->q.write_ptr; + for (i = 0; i < cmdq->q.n_window; i++) { + u8 idx = get_cmd_index(&cmdq->q, ptr); + u32 caplen, cmdlen; + + cmdlen = iwl_trans_pcie_get_cmdlen(&cmdq->tfds[ptr]); + caplen = min_t(u32, TFD_MAX_PAYLOAD_SIZE, cmdlen); + + if (cmdlen) { + len += sizeof(*txcmd) + caplen; + txcmd->cmdlen = cpu_to_le32(cmdlen); + txcmd->caplen = cpu_to_le32(caplen); + memcpy(txcmd->data, cmdq->entries[idx].cmd, caplen); + txcmd = (void *)((u8 *)txcmd->data + caplen); + } + + ptr = iwl_queue_dec_wrap(ptr); + } + spin_unlock_bh(&cmdq->lock); + + data->len = cpu_to_le32(len); + return sizeof(*data) + len; +} #else static int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans, struct dentry *dir) @@ -1711,6 +1773,10 @@ static const struct iwl_trans_ops trans_ops_pcie = { .grab_nic_access = iwl_trans_pcie_grab_nic_access, .release_nic_access = iwl_trans_pcie_release_nic_access, .set_bits_mask = iwl_trans_pcie_set_bits_mask, + +#ifdef CONFIG_IWLWIFI_DEBUGFS + .dump_data = iwl_trans_pcie_dump_data, +#endif }; struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index dde6031f4257..038940afbdc5 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -70,20 +70,20 @@ static int iwl_queue_space(const struct iwl_queue *q) /* * To avoid ambiguity between empty and completely full queues, there - * should always be less than q->n_bd elements in the queue. - * If q->n_window is smaller than q->n_bd, there is no need to reserve - * any queue entries for this purpose. + * should always be less than TFD_QUEUE_SIZE_MAX elements in the queue. + * If q->n_window is smaller than TFD_QUEUE_SIZE_MAX, there is no need + * to reserve any queue entries for this purpose. */ - if (q->n_window < q->n_bd) + if (q->n_window < TFD_QUEUE_SIZE_MAX) max = q->n_window; else - max = q->n_bd - 1; + max = TFD_QUEUE_SIZE_MAX - 1; /* - * q->n_bd is a power of 2, so the following is equivalent to modulo by - * q->n_bd and is well defined for negative dividends. + * TFD_QUEUE_SIZE_MAX is a power of 2, so the following is equivalent to + * modulo by TFD_QUEUE_SIZE_MAX and is well defined. */ - used = (q->write_ptr - q->read_ptr) & (q->n_bd - 1); + used = (q->write_ptr - q->read_ptr) & (TFD_QUEUE_SIZE_MAX - 1); if (WARN_ON(used > max)) return 0; @@ -94,17 +94,11 @@ static int iwl_queue_space(const struct iwl_queue *q) /* * iwl_queue_init - Initialize queue's high/low-water and read/write indexes */ -static int iwl_queue_init(struct iwl_queue *q, int count, int slots_num, u32 id) +static int iwl_queue_init(struct iwl_queue *q, int slots_num, u32 id) { - q->n_bd = count; q->n_window = slots_num; q->id = id; - /* count must be power-of-two size, otherwise iwl_queue_inc_wrap - * and iwl_queue_dec_wrap are broken. */ - if (WARN_ON(!is_power_of_2(count))) - return -EINVAL; - /* slots_num must be power-of-two size, otherwise * get_cmd_index is broken. */ if (WARN_ON(!is_power_of_2(slots_num))) @@ -197,17 +191,17 @@ static void iwl_pcie_txq_stuck_timer(unsigned long data) IWL_ERR(trans, "Q %d is %sactive and mapped to fifo %d ra_tid 0x%04x [%d,%d]\n", i, active ? "" : "in", fifo, tbl_dw, - iwl_read_prph(trans, - SCD_QUEUE_RDPTR(i)) & (txq->q.n_bd - 1), + iwl_read_prph(trans, SCD_QUEUE_RDPTR(i)) & + (TFD_QUEUE_SIZE_MAX - 1), iwl_read_prph(trans, SCD_QUEUE_WRPTR(i))); } for (i = q->read_ptr; i != q->write_ptr; - i = iwl_queue_inc_wrap(i, q->n_bd)) + i = iwl_queue_inc_wrap(i)) IWL_ERR(trans, "scratch %d = 0x%08x\n", i, le32_to_cpu(txq->scratchbufs[i].scratch)); - iwl_write_prph(trans, DEVICE_SET_NMI_REG, 1); + iwl_force_nmi(trans); } /* @@ -338,12 +332,12 @@ void iwl_pcie_txq_check_wrptrs(struct iwl_trans *trans) for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) { struct iwl_txq *txq = &trans_pcie->txq[i]; - spin_lock(&txq->lock); + spin_lock_bh(&txq->lock); if (trans_pcie->txq[i].need_update) { iwl_pcie_txq_inc_wr_ptr(trans, txq); trans_pcie->txq[i].need_update = false; } - spin_unlock(&txq->lock); + spin_unlock_bh(&txq->lock); } } @@ -359,13 +353,6 @@ static inline dma_addr_t iwl_pcie_tfd_tb_get_addr(struct iwl_tfd *tfd, u8 idx) return addr; } -static inline u16 iwl_pcie_tfd_tb_get_len(struct iwl_tfd *tfd, u8 idx) -{ - struct iwl_tfd_tb *tb = &tfd->tbs[idx]; - - return le16_to_cpu(tb->hi_n_len) >> 4; -} - static inline void iwl_pcie_tfd_set_tb(struct iwl_tfd *tfd, u8 idx, dma_addr_t addr, u16 len) { @@ -425,13 +412,17 @@ static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq) { struct iwl_tfd *tfd_tmp = txq->tfds; - /* rd_ptr is bounded by n_bd and idx is bounded by n_window */ + /* rd_ptr is bounded by TFD_QUEUE_SIZE_MAX and + * idx is bounded by n_window + */ int rd_ptr = txq->q.read_ptr; int idx = get_cmd_index(&txq->q, rd_ptr); lockdep_assert_held(&txq->lock); - /* We have only q->n_window txq->entries, but we use q->n_bd tfds */ + /* We have only q->n_window txq->entries, but we use + * TFD_QUEUE_SIZE_MAX tfds + */ iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr]); /* free SKB */ @@ -452,7 +443,7 @@ static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq) } static int iwl_pcie_txq_build_tfd(struct iwl_trans *trans, struct iwl_txq *txq, - dma_addr_t addr, u16 len, u8 reset) + dma_addr_t addr, u16 len, bool reset) { struct iwl_queue *q; struct iwl_tfd *tfd, *tfd_tmp; @@ -565,8 +556,7 @@ static int iwl_pcie_txq_init(struct iwl_trans *trans, struct iwl_txq *txq, BUILD_BUG_ON(TFD_QUEUE_SIZE_MAX & (TFD_QUEUE_SIZE_MAX - 1)); /* Initialize queue's high/low-water marks, and head/tail indexes */ - ret = iwl_queue_init(&txq->q, TFD_QUEUE_SIZE_MAX, slots_num, - txq_id); + ret = iwl_queue_init(&txq->q, slots_num, txq_id); if (ret) return ret; @@ -591,15 +581,12 @@ static void iwl_pcie_txq_unmap(struct iwl_trans *trans, int txq_id) struct iwl_txq *txq = &trans_pcie->txq[txq_id]; struct iwl_queue *q = &txq->q; - if (!q->n_bd) - return; - spin_lock_bh(&txq->lock); while (q->write_ptr != q->read_ptr) { IWL_DEBUG_TX_REPLY(trans, "Q %d Free %d\n", txq_id, q->read_ptr); iwl_pcie_txq_free_tfd(trans, txq); - q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd); + q->read_ptr = iwl_queue_inc_wrap(q->read_ptr); } txq->active = false; spin_unlock_bh(&txq->lock); @@ -636,10 +623,12 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) } /* De-alloc circular buffer of TFDs */ - if (txq->q.n_bd) { - dma_free_coherent(dev, sizeof(struct iwl_tfd) * - txq->q.n_bd, txq->tfds, txq->q.dma_addr); + if (txq->tfds) { + dma_free_coherent(dev, + sizeof(struct iwl_tfd) * TFD_QUEUE_SIZE_MAX, + txq->tfds, txq->q.dma_addr); txq->q.dma_addr = 0; + txq->tfds = NULL; dma_free_coherent(dev, sizeof(*txq->scratchbufs) * txq->q.n_window, @@ -948,8 +937,7 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq = &trans_pcie->txq[txq_id]; - /* n_bd is usually 256 => n_bd - 1 = 0xff */ - int tfd_num = ssn & (txq->q.n_bd - 1); + int tfd_num = ssn & (TFD_QUEUE_SIZE_MAX - 1); struct iwl_queue *q = &txq->q; int last_to_free; @@ -973,12 +961,12 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, /*Since we free until index _not_ inclusive, the one before index is * the last we will free. This one must be used */ - last_to_free = iwl_queue_dec_wrap(tfd_num, q->n_bd); + last_to_free = iwl_queue_dec_wrap(tfd_num); if (!iwl_queue_used(q, last_to_free)) { IWL_ERR(trans, "%s: Read index for DMA queue txq id (%d), last_to_free %d is out of range [0-%d] %d %d.\n", - __func__, txq_id, last_to_free, q->n_bd, + __func__, txq_id, last_to_free, TFD_QUEUE_SIZE_MAX, q->write_ptr, q->read_ptr); goto out; } @@ -988,7 +976,7 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, for (; q->read_ptr != tfd_num; - q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) { + q->read_ptr = iwl_queue_inc_wrap(q->read_ptr)) { if (WARN_ON_ONCE(txq->entries[txq->q.read_ptr].skb == NULL)) continue; @@ -1027,21 +1015,21 @@ static void iwl_pcie_cmdq_reclaim(struct iwl_trans *trans, int txq_id, int idx) lockdep_assert_held(&txq->lock); - if ((idx >= q->n_bd) || (!iwl_queue_used(q, idx))) { + if ((idx >= TFD_QUEUE_SIZE_MAX) || (!iwl_queue_used(q, idx))) { IWL_ERR(trans, "%s: Read index for DMA queue txq id (%d), index %d is out of range [0-%d] %d %d.\n", - __func__, txq_id, idx, q->n_bd, + __func__, txq_id, idx, TFD_QUEUE_SIZE_MAX, q->write_ptr, q->read_ptr); return; } - for (idx = iwl_queue_inc_wrap(idx, q->n_bd); q->read_ptr != idx; - q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) { + for (idx = iwl_queue_inc_wrap(idx); q->read_ptr != idx; + q->read_ptr = iwl_queue_inc_wrap(q->read_ptr)) { if (nfreed++ > 0) { IWL_ERR(trans, "HCMD skipped: index (%d) %d %d\n", idx, q->write_ptr, q->read_ptr); - iwl_write_prph(trans, DEVICE_SET_NMI_REG, 1); + iwl_force_nmi(trans); } } @@ -1327,28 +1315,39 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, cmd_pos = offsetof(struct iwl_device_cmd, payload); copy_size = sizeof(out_cmd->hdr); for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { - int copy = 0; + int copy; if (!cmd->len[i]) continue; - /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ - if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { - copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; - - if (copy > cmd->len[i]) - copy = cmd->len[i]; - } - /* copy everything if not nocopy/dup */ if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | - IWL_HCMD_DFL_DUP))) + IWL_HCMD_DFL_DUP))) { copy = cmd->len[i]; - if (copy) { memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], copy); cmd_pos += copy; copy_size += copy; + continue; + } + + /* + * Otherwise we need at least IWL_HCMD_SCRATCHBUF_SIZE copied + * in total (for the scratchbuf handling), but copy up to what + * we can fit into the payload for debug dump purposes. + */ + copy = min_t(int, TFD_MAX_PAYLOAD_SIZE - cmd_pos, cmd->len[i]); + + memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], copy); + cmd_pos += copy; + + /* However, treat copy_size the proper way, we need it below */ + if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { + copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; + + if (copy > cmd->len[i]) + copy = cmd->len[i]; + copy_size += copy; } } @@ -1363,7 +1362,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, memcpy(&txq->scratchbufs[q->write_ptr], &out_cmd->hdr, scratch_size); iwl_pcie_txq_build_tfd(trans, txq, iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr), - scratch_size, 1); + scratch_size, true); /* map first command fragment, if any remains */ if (copy_size > scratch_size) { @@ -1379,7 +1378,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, } iwl_pcie_txq_build_tfd(trans, txq, phys_addr, - copy_size - scratch_size, 0); + copy_size - scratch_size, false); } /* map the remaining (adjusted) nocopy/dup fragments */ @@ -1402,7 +1401,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, goto out; } - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, cmdlen[i], 0); + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, cmdlen[i], false); } out_meta->flags = cmd->flags; @@ -1445,7 +1444,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, } /* Increment and update queue's write index */ - q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd); + q->write_ptr = iwl_queue_inc_wrap(q->write_ptr); iwl_pcie_txq_inc_wr_ptr(trans, txq); spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); @@ -1601,7 +1600,7 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans, get_cmd_string(trans_pcie, cmd->id)); ret = -ETIMEDOUT; - iwl_write_prph(trans, DEVICE_SET_NMI_REG, 1); + iwl_force_nmi(trans); iwl_trans_fw_error(trans); goto cancel; @@ -1740,7 +1739,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, memcpy(&txq->scratchbufs[q->write_ptr], &dev_cmd->hdr, IWL_HCMD_SCRATCHBUF_SIZE); iwl_pcie_txq_build_tfd(trans, txq, tb0_phys, - IWL_HCMD_SCRATCHBUF_SIZE, 1); + IWL_HCMD_SCRATCHBUF_SIZE, true); /* there must be data left over for TB1 or this code must be changed */ BUILD_BUG_ON(sizeof(struct iwl_tx_cmd) < IWL_HCMD_SCRATCHBUF_SIZE); @@ -1750,7 +1749,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, tb1_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, DMA_TO_DEVICE); if (unlikely(dma_mapping_error(trans->dev, tb1_phys))) goto out_err; - iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, 0); + iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, false); /* * Set up TFD's third entry to point directly to remainder @@ -1766,7 +1765,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, &txq->tfds[q->write_ptr]); goto out_err; } - iwl_pcie_txq_build_tfd(trans, txq, tb2_phys, tb2_len, 0); + iwl_pcie_txq_build_tfd(trans, txq, tb2_phys, tb2_len, false); } /* Set up entry for this TFD in Tx byte-count array */ @@ -1788,7 +1787,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, mod_timer(&txq->stuck_timer, jiffies + trans_pcie->wd_timeout); /* Tell device the write index *just past* this latest filled TFD */ - q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd); + q->write_ptr = iwl_queue_inc_wrap(q->write_ptr); if (!wait_write_ptr) iwl_pcie_txq_inc_wr_ptr(trans, txq); |