From a06875a7f8fae2d5b4891abb28c2c4a44ee1ffe8 Mon Sep 17 00:00:00 2001 From: Shahar S Matityahu Date: Tue, 28 Aug 2018 16:15:55 +0300 Subject: [PATCH] iwlwifi: wrt: add rt status and num of rx/tx fifos to dump Add the rt status of the last assert or 0 if the dump collection was not initiated by an assert. Add the number of rx and tx fifos in use. These fields are added to dump info lst file. Signed-off-by: Shahar S Matityahu Signed-off-by: Luca Coelho Signed-off-by: Kalle Valo --- drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 1 + drivers/net/wireless/intel/iwlwifi/fw/dbg.h | 1 + drivers/net/wireless/intel/iwlwifi/fw/error-dump.h | 3 +++ drivers/net/wireless/intel/iwlwifi/fw/runtime.h | 1 + drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 3 +++ 5 files changed, 9 insertions(+) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index b17298ba7dc0..d1e6196a52a2 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -828,6 +828,7 @@ _iwl_fw_error_dump(struct iwl_fw_runtime *fwrt, sizeof(dump_info->dev_human_readable) - 1); strncpy(dump_info->bus_human_readable, fwrt->dev->bus->name, sizeof(dump_info->bus_human_readable) - 1); + dump_info->rt_status = cpu_to_le32(fwrt->dump.rt_status); dump_data = iwl_fw_error_next_data(dump_data); } diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h index c14e4614a2ea..6aabbdd72326 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h @@ -102,6 +102,7 @@ static inline void iwl_fw_free_dump_desc(struct iwl_fw_runtime *fwrt) if (fwrt->dump.desc != &iwl_dump_desc_assert) kfree(fwrt->dump.desc); fwrt->dump.desc = NULL; + fwrt->dump.rt_status = 0; } void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h index cefafc9a082f..65faecf552cd 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h @@ -187,6 +187,8 @@ enum iwl_fw_error_dump_family { * @fw_human_readable: human readable FW version * @dev_human_readable: name of the device * @bus_human_readable: name of the bus used + * @rt_status: the error_id/rt_status that that triggered the latest dump + * if the dump collection was not initiated by an assert, the value is 0 */ struct iwl_fw_error_dump_info { __le32 device_family; @@ -194,6 +196,7 @@ struct iwl_fw_error_dump_info { u8 fw_human_readable[FW_VER_HUMAN_READABLE_SZ]; u8 dev_human_readable[64]; u8 bus_human_readable[8]; + __le32 rt_status; } __packed; /** diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h index 77845de30c5c..4f7090f88cb0 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h @@ -142,6 +142,7 @@ struct iwl_fw_runtime { u32 *d3_debug_data; struct iwl_fw_ini_active_regs active_regs[IWL_FW_INI_MAX_REGION_ID]; struct iwl_fw_ini_active_triggers active_trigs[IWL_FW_TRIGGER_ID_NUM]; + u32 rt_status; } dump; #ifdef CONFIG_IWLWIFI_DEBUGFS struct { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 5ad352ef8e9b..d116c6ae18ff 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -540,6 +540,9 @@ static void iwl_mvm_dump_lmac_error_log(struct iwl_mvm *mvm, u32 base) iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); + if (table.valid) + mvm->fwrt.dump.rt_status = table.error_id; + 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", -- 2.45.2