diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/dump.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/dump.c | 69 |
1 files changed, 67 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dump.c b/drivers/net/wireless/intel/iwlwifi/fw/dump.c index 792f7fee1840..f86f7b4baa18 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dump.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dump.c @@ -14,6 +14,13 @@ #include "iwl-csr.h" #include "pnvm.h" +#define FW_ASSERT_LMAC_FATAL 0x70 +#define FW_ASSERT_LMAC2_FATAL 0x72 +#define FW_ASSERT_UMAC_FATAL 0x71 +#define UMAC_RT_NMI_LMAC2_FATAL 0x72 +#define RT_NMI_INTERRUPT_OTHER_LMAC_FATAL 0x73 +#define FW_ASSERT_NMI_UNKNOWN 0x84 + /* * Note: This structure is read from the device with IO accesses, * and the reading already does the endian conversion. As it is @@ -96,6 +103,17 @@ struct iwl_umac_error_event_table { #define ERROR_START_OFFSET (1 * sizeof(u32)) #define ERROR_ELEM_SIZE (7 * sizeof(u32)) +static bool iwl_fwrt_if_errorid_other_cpu(u32 err_id) +{ + err_id &= 0xFF; + + if ((err_id >= FW_ASSERT_LMAC_FATAL && + err_id <= RT_NMI_INTERRUPT_OTHER_LMAC_FATAL) || + err_id == FW_ASSERT_NMI_UNKNOWN) + return true; + return false; +} + static void iwl_fwrt_dump_umac_error_log(struct iwl_fw_runtime *fwrt) { struct iwl_trans *trans = fwrt->trans; @@ -113,6 +131,13 @@ static void iwl_fwrt_dump_umac_error_log(struct iwl_fw_runtime *fwrt) if (table.valid) fwrt->dump.umac_err_id = table.error_id; + if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.umac_err_id) && + !fwrt->trans->dbg.dump_file_name_ext_valid) { + fwrt->trans->dbg.dump_file_name_ext_valid = true; + snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, + "0x%x", fwrt->dump.umac_err_id); + } + if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { IWL_ERR(trans, "Start IWL Error Log Dump:\n"); IWL_ERR(trans, "Transport status: 0x%08lX, valid: %d\n", @@ -189,6 +214,13 @@ static void iwl_fwrt_dump_lmac_error_log(struct iwl_fw_runtime *fwrt, u8 lmac_nu if (table.valid) fwrt->dump.lmac_err_id[lmac_num] = table.error_id; + if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.lmac_err_id[lmac_num]) && + !fwrt->trans->dbg.dump_file_name_ext_valid) { + fwrt->trans->dbg.dump_file_name_ext_valid = true; + snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, + "0x%x", fwrt->dump.lmac_err_id[lmac_num]); + } + if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { IWL_ERR(trans, "Start IWL Error Log Dump:\n"); IWL_ERR(trans, "Transport status: 0x%08lX, valid: %d\n", @@ -274,6 +306,16 @@ static void iwl_fwrt_dump_tcm_error_log(struct iwl_fw_runtime *fwrt, int idx) iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); + if (table.valid) + fwrt->dump.tcm_err_id[idx] = table.error_id; + + if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.tcm_err_id[idx]) && + !fwrt->trans->dbg.dump_file_name_ext_valid) { + fwrt->trans->dbg.dump_file_name_ext_valid = true; + snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, + "0x%x", fwrt->dump.tcm_err_id[idx]); + } + IWL_ERR(fwrt, "TCM%d status:\n", idx + 1); IWL_ERR(fwrt, "0x%08X | error ID\n", table.error_id); IWL_ERR(fwrt, "0x%08X | tcm branchlink2\n", table.blink2); @@ -337,6 +379,16 @@ static void iwl_fwrt_dump_rcm_error_log(struct iwl_fw_runtime *fwrt, int idx) iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); + if (table.valid) + fwrt->dump.rcm_err_id[idx] = table.error_id; + + if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.rcm_err_id[idx]) && + !fwrt->trans->dbg.dump_file_name_ext_valid) { + fwrt->trans->dbg.dump_file_name_ext_valid = true; + snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, + "0x%x", fwrt->dump.rcm_err_id[idx]); + } + IWL_ERR(fwrt, "RCM%d status:\n", idx + 1); IWL_ERR(fwrt, "0x%08X | error ID\n", table.error_id); IWL_ERR(fwrt, "0x%08X | rcm branchlink2\n", table.blink2); @@ -432,6 +484,9 @@ static void iwl_fwrt_dump_fseq_regs(struct iwl_fw_runtime *fwrt) void iwl_fwrt_dump_error_logs(struct iwl_fw_runtime *fwrt) { + struct iwl_pc_data *pc_data; + u8 count; + if (!test_bit(STATUS_DEVICE_ENABLED, &fwrt->trans->status)) { IWL_ERR(fwrt, "DEVICE_ENABLED bit is not set. Aborting dump.\n"); @@ -444,10 +499,20 @@ void iwl_fwrt_dump_error_logs(struct iwl_fw_runtime *fwrt) iwl_fwrt_dump_umac_error_log(fwrt); iwl_fwrt_dump_tcm_error_log(fwrt, 0); iwl_fwrt_dump_rcm_error_log(fwrt, 0); - iwl_fwrt_dump_tcm_error_log(fwrt, 1); - iwl_fwrt_dump_rcm_error_log(fwrt, 1); + if (fwrt->trans->dbg.tcm_error_event_table[1]) + iwl_fwrt_dump_tcm_error_log(fwrt, 1); + if (fwrt->trans->dbg.rcm_error_event_table[1]) + iwl_fwrt_dump_rcm_error_log(fwrt, 1); iwl_fwrt_dump_iml_error_log(fwrt); iwl_fwrt_dump_fseq_regs(fwrt); + if (fwrt->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) { + pc_data = fwrt->trans->dbg.pc_data; + for (count = 0; count < fwrt->trans->dbg.num_pc; + count++, pc_data++) + IWL_ERR(fwrt, "%s: 0x%x\n", + pc_data->pc_name, + pc_data->pc_address); + } if (fwrt->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ) { u32 scratch = iwl_read32(fwrt->trans, CSR_FUNC_SCRATCH); |