diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/utils.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 183 |
1 files changed, 86 insertions, 97 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 59453c176580..486c98541afc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -376,8 +376,8 @@ struct iwl_error_event_table_v1 { struct iwl_error_event_table { u32 valid; /* (nonzero) valid, (0) log is empty */ u32 error_id; /* type of error */ - u32 pc; /* program counter */ - u32 blink1; /* branch link */ + u32 trm_hw_status0; /* TRM HW status */ + u32 trm_hw_status1; /* TRM HW status */ u32 blink2; /* branch link */ u32 ilink1; /* interrupt link */ u32 ilink2; /* interrupt link */ @@ -389,7 +389,7 @@ struct iwl_error_event_table { u32 tsf_hi; /* network timestamp function timer */ u32 gp1; /* GP1 timer register */ u32 gp2; /* GP2 timer register */ - u32 gp3; /* GP3 timer register */ + u32 fw_rev_type; /* firmware revision type */ u32 major; /* uCode version major */ u32 minor; /* uCode version minor */ u32 hw_ver; /* HW Silicon version */ @@ -408,7 +408,7 @@ struct iwl_error_event_table { * time_flag */ u32 isr4; /* isr status register LMPM_NIC_ISR4: * wico interrupt */ - u32 isr_pref; /* isr status register LMPM_NIC_PREF_STAT */ + u32 last_cmd_id; /* last HCMD id handled by the firmware */ u32 wait_event; /* wait event() caller address */ u32 l2p_control; /* L2pControlField */ u32 l2p_duration; /* L2pDurationField */ @@ -419,7 +419,7 @@ struct iwl_error_event_table { u32 u_timestamp; /* indicate when the date and time of the * compilation */ u32 flow_handler; /* FH read/write pointers, RX credit */ -} __packed /* LOG_ERROR_TABLE_API_S_VER_2 */; +} __packed /* LOG_ERROR_TABLE_API_S_VER_3 */; /* * UMAC error struct - relevant starting from family 8000 chip. @@ -491,98 +491,12 @@ static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm) IWL_ERR(mvm, "0x%08X | isr status reg\n", table.nic_isr_pref); } -static void iwl_mvm_dump_nic_error_log_old(struct iwl_mvm *mvm) -{ - struct iwl_trans *trans = mvm->trans; - struct iwl_error_event_table_v1 table; - u32 base; - - base = mvm->error_event_table; - if (mvm->cur_ucode == IWL_UCODE_INIT) { - if (!base) - base = mvm->fw->init_errlog_ptr; - } else { - if (!base) - base = mvm->fw->inst_errlog_ptr; - } - - if (base < 0x800000) { - IWL_ERR(mvm, - "Not valid error log pointer 0x%08X for %s uCode\n", - base, - (mvm->cur_ucode == IWL_UCODE_INIT) - ? "Init" : "RT"); - return; - } - - iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); - - if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { - IWL_ERR(trans, "Start IWL Error Log Dump:\n"); - IWL_ERR(trans, "Status: 0x%08lX, count: %d\n", - mvm->status, table.valid); - } - - /* Do not change this output - scripts rely on it */ - - IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version); - - trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low, - table.data1, table.data2, table.data3, - table.blink1, table.blink2, table.ilink1, - table.ilink2, table.bcon_time, table.gp1, - table.gp2, table.gp3, table.ucode_ver, 0, - table.hw_ver, table.brd_ver); - IWL_ERR(mvm, "0x%08X | %-28s\n", table.error_id, - desc_lookup(table.error_id)); - IWL_ERR(mvm, "0x%08X | uPc\n", table.pc); - IWL_ERR(mvm, "0x%08X | branchlink1\n", table.blink1); - IWL_ERR(mvm, "0x%08X | branchlink2\n", table.blink2); - IWL_ERR(mvm, "0x%08X | interruptlink1\n", table.ilink1); - IWL_ERR(mvm, "0x%08X | interruptlink2\n", table.ilink2); - IWL_ERR(mvm, "0x%08X | data1\n", table.data1); - IWL_ERR(mvm, "0x%08X | data2\n", table.data2); - IWL_ERR(mvm, "0x%08X | data3\n", table.data3); - IWL_ERR(mvm, "0x%08X | beacon time\n", table.bcon_time); - IWL_ERR(mvm, "0x%08X | tsf low\n", table.tsf_low); - IWL_ERR(mvm, "0x%08X | tsf hi\n", table.tsf_hi); - IWL_ERR(mvm, "0x%08X | time gp1\n", table.gp1); - IWL_ERR(mvm, "0x%08X | time gp2\n", table.gp2); - IWL_ERR(mvm, "0x%08X | time gp3\n", table.gp3); - IWL_ERR(mvm, "0x%08X | uCode version\n", table.ucode_ver); - IWL_ERR(mvm, "0x%08X | hw version\n", table.hw_ver); - IWL_ERR(mvm, "0x%08X | board version\n", table.brd_ver); - IWL_ERR(mvm, "0x%08X | hcmd\n", table.hcmd); - IWL_ERR(mvm, "0x%08X | isr0\n", table.isr0); - IWL_ERR(mvm, "0x%08X | isr1\n", table.isr1); - IWL_ERR(mvm, "0x%08X | isr2\n", table.isr2); - IWL_ERR(mvm, "0x%08X | isr3\n", table.isr3); - IWL_ERR(mvm, "0x%08X | isr4\n", table.isr4); - IWL_ERR(mvm, "0x%08X | isr_pref\n", table.isr_pref); - IWL_ERR(mvm, "0x%08X | wait_event\n", table.wait_event); - IWL_ERR(mvm, "0x%08X | l2p_control\n", table.l2p_control); - IWL_ERR(mvm, "0x%08X | l2p_duration\n", table.l2p_duration); - IWL_ERR(mvm, "0x%08X | l2p_mhvalid\n", table.l2p_mhvalid); - IWL_ERR(mvm, "0x%08X | l2p_addr_match\n", table.l2p_addr_match); - IWL_ERR(mvm, "0x%08X | lmpm_pmg_sel\n", table.lmpm_pmg_sel); - IWL_ERR(mvm, "0x%08X | timestamp\n", table.u_timestamp); - IWL_ERR(mvm, "0x%08X | flow_handler\n", table.flow_handler); - - if (mvm->support_umac_log) - iwl_mvm_dump_umac_error_log(mvm); -} - void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) { struct iwl_trans *trans = mvm->trans; struct iwl_error_event_table table; u32 base; - if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_NEW_VERSION)) { - iwl_mvm_dump_nic_error_log_old(mvm); - return; - } - base = mvm->error_event_table; if (mvm->cur_ucode == IWL_UCODE_INIT) { if (!base) @@ -615,14 +529,14 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low, table.data1, table.data2, table.data3, - table.blink1, table.blink2, table.ilink1, + table.blink2, table.ilink1, table.ilink2, table.bcon_time, table.gp1, - table.gp2, table.gp3, table.major, + table.gp2, table.fw_rev_type, table.major, table.minor, table.hw_ver, table.brd_ver); IWL_ERR(mvm, "0x%08X | %-28s\n", table.error_id, desc_lookup(table.error_id)); - IWL_ERR(mvm, "0x%08X | uPc\n", table.pc); - IWL_ERR(mvm, "0x%08X | branchlink1\n", table.blink1); + IWL_ERR(mvm, "0x%08X | trm_hw_status0\n", table.trm_hw_status0); + IWL_ERR(mvm, "0x%08X | trm_hw_status1\n", table.trm_hw_status1); IWL_ERR(mvm, "0x%08X | branchlink2\n", table.blink2); IWL_ERR(mvm, "0x%08X | interruptlink1\n", table.ilink1); IWL_ERR(mvm, "0x%08X | interruptlink2\n", table.ilink2); @@ -634,7 +548,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) IWL_ERR(mvm, "0x%08X | tsf hi\n", table.tsf_hi); IWL_ERR(mvm, "0x%08X | time gp1\n", table.gp1); IWL_ERR(mvm, "0x%08X | time gp2\n", table.gp2); - IWL_ERR(mvm, "0x%08X | time gp3\n", table.gp3); + IWL_ERR(mvm, "0x%08X | uCode revision type\n", table.fw_rev_type); IWL_ERR(mvm, "0x%08X | uCode version major\n", table.major); IWL_ERR(mvm, "0x%08X | uCode version minor\n", table.minor); IWL_ERR(mvm, "0x%08X | hw version\n", table.hw_ver); @@ -645,7 +559,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) IWL_ERR(mvm, "0x%08X | isr2\n", table.isr2); IWL_ERR(mvm, "0x%08X | isr3\n", table.isr3); IWL_ERR(mvm, "0x%08X | isr4\n", table.isr4); - IWL_ERR(mvm, "0x%08X | isr_pref\n", table.isr_pref); + IWL_ERR(mvm, "0x%08X | last cmd Id\n", table.last_cmd_id); IWL_ERR(mvm, "0x%08X | wait_event\n", table.wait_event); IWL_ERR(mvm, "0x%08X | l2p_control\n", table.l2p_control); IWL_ERR(mvm, "0x%08X | l2p_duration\n", table.l2p_duration); @@ -694,6 +608,8 @@ void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, mvm->queue_info[queue].hw_queue_refcount++; if (mvm->queue_info[queue].hw_queue_refcount > 1) enable_queue = false; + else + mvm->queue_info[queue].ra_sta_id = cfg->sta_id; mvm->queue_info[queue].tid_bitmap |= BIT(cfg->tid); IWL_DEBUG_TX_QUEUES(mvm, @@ -779,6 +695,8 @@ void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, return; } + cmd.sta_id = mvm->queue_info[queue].ra_sta_id; + /* Make sure queue info is correct even though we overwrite it */ WARN(mvm->queue_info[queue].hw_queue_refcount || mvm->queue_info[queue].tid_bitmap || @@ -1079,3 +997,74 @@ void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, out: ieee80211_connection_loss(vif); } + +int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif, + enum iwl_lqm_cmd_operatrions operation, + u32 duration, u32 timeout) +{ + struct iwl_mvm_vif *mvm_vif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_link_qual_msrmnt_cmd cmd = { + .cmd_operation = cpu_to_le32(operation), + .mac_id = cpu_to_le32(mvm_vif->id), + .measurement_time = cpu_to_le32(duration), + .timeout = cpu_to_le32(timeout), + }; + u32 cmdid = + iwl_cmd_id(LINK_QUALITY_MEASUREMENT_CMD, MAC_CONF_GROUP, 0); + int ret; + + if (!fw_has_capa(&mvm_vif->mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_LQM_SUPPORT)) + return -EOPNOTSUPP; + + if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) + return -EINVAL; + + switch (operation) { + case LQM_CMD_OPERATION_START_MEASUREMENT: + if (iwl_mvm_lqm_active(mvm_vif->mvm)) + return -EBUSY; + if (!vif->bss_conf.assoc) + return -EINVAL; + mvm_vif->lqm_active = true; + break; + case LQM_CMD_OPERATION_STOP_MEASUREMENT: + if (!iwl_mvm_lqm_active(mvm_vif->mvm)) + return -EINVAL; + break; + default: + return -EINVAL; + } + + ret = iwl_mvm_send_cmd_pdu(mvm_vif->mvm, cmdid, 0, sizeof(cmd), + &cmd); + + /* command failed - roll back lqm_active state */ + if (ret) { + mvm_vif->lqm_active = + operation == LQM_CMD_OPERATION_STOP_MEASUREMENT; + } + + return ret; +} + +static void iwl_mvm_lqm_active_iterator(void *_data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct iwl_mvm_vif *mvm_vif = iwl_mvm_vif_from_mac80211(vif); + bool *lqm_active = _data; + + *lqm_active = *lqm_active || mvm_vif->lqm_active; +} + +bool iwl_mvm_lqm_active(struct iwl_mvm *mvm) +{ + bool ret = false; + + lockdep_assert_held(&mvm->mutex); + ieee80211_iterate_active_interfaces_atomic( + mvm->hw, IEEE80211_IFACE_ITER_NORMAL, + iwl_mvm_lqm_active_iterator, &ret); + + return ret; +} |