From 79f033f6f229e9e1975172f8e766d3549595e0bf Mon Sep 17 00:00:00 2001 From: Sara Sharon Date: Mon, 30 Jul 2018 11:59:16 +0300 Subject: [PATCH] iwlwifi: dbg: don't limit dump decisions to all or monitor Currently opmode is limited to asking transport to either dump all the dumps configured at startup, or monitor only. Instead, pass to transport a bitmask, to allow flexibility. Signed-off-by: Sara Sharon Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 7 +++-- .../net/wireless/intel/iwlwifi/iwl-trans.h | 7 ++--- drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 1 - .../net/wireless/intel/iwlwifi/pcie/trans.c | 31 +++++++++---------- 4 files changed, 22 insertions(+), 24 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index 58a980070445..67e6a35f14c4 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -908,6 +908,7 @@ void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt) struct iwl_fw_error_dump_file *dump_file; struct scatterlist *sg_dump_data; u32 file_len; + u32 dump_mask = fwrt->fw->dbg.dump_mask; IWL_DEBUG_INFO(fwrt, "WRT dump start\n"); @@ -927,8 +928,10 @@ void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt) goto out; } - fw_error_dump->trans_ptr = iwl_trans_dump_data(fwrt->trans, - fwrt->dump.monitor_only); + if (fwrt->dump.monitor_only) + dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR; + + fw_error_dump->trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask); file_len = le32_to_cpu(dump_file->file_len); fw_error_dump->fwrt_len = file_len; if (fw_error_dump->trans_ptr) { diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index f384a98a021c..b0300e824815 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -602,7 +602,7 @@ struct iwl_trans_ops { void (*resume)(struct iwl_trans *trans); struct iwl_trans_dump_data *(*dump_data)(struct iwl_trans *trans, - bool monitor_only); + u32 dump_mask); }; /** @@ -776,7 +776,6 @@ struct iwl_trans { const struct iwl_fw_dbg_dest_tlv_v1 *dbg_dest_tlv; const struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; struct iwl_fw_dbg_trigger_tlv * const *dbg_trigger_tlv; - u32 dbg_dump_mask; u8 dbg_n_dest_reg; int num_blocks; struct iwl_dram_data fw_mon[IWL_MAX_DEBUG_ALLOCATIONS]; @@ -896,11 +895,11 @@ static inline void iwl_trans_resume(struct iwl_trans *trans) } static inline struct iwl_trans_dump_data * -iwl_trans_dump_data(struct iwl_trans *trans, bool monitor_only) +iwl_trans_dump_data(struct iwl_trans *trans, u32 dump_mask) { if (!trans->ops->dump_data) return NULL; - return trans->ops->dump_data(trans, monitor_only); + return trans->ops->dump_data(trans, dump_mask); } static inline struct iwl_device_cmd * diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 2291661dd72d..0a5b35312b59 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -769,7 +769,6 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, memcpy(trans->dbg_conf_tlv, mvm->fw->dbg.conf_tlv, sizeof(trans->dbg_conf_tlv)); trans->dbg_trigger_tlv = mvm->fw->dbg.trigger_tlv; - trans->dbg_dump_mask = mvm->fw->dbg.dump_mask; trans->iml = mvm->fw->iml; trans->iml_len = mvm->fw->iml_len; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index 551ce439647b..16eed9b0f301 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -2990,7 +2990,7 @@ static int iwl_trans_get_fw_monitor_len(struct iwl_trans *trans, int *len) static struct iwl_trans_dump_data *iwl_trans_pcie_dump_data(struct iwl_trans *trans, - bool monitor_only) + u32 dump_mask) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_fw_error_dump_data *data; @@ -3002,7 +3002,10 @@ static struct iwl_trans_dump_data int i, ptr; bool dump_rbs = test_bit(STATUS_FW_ERROR, &trans->status) && !trans->cfg->mq_rx_supported && - trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_RB); + dump_mask & BIT(IWL_FW_ERROR_DUMP_RB); + + if (!dump_mask) + return NULL; /* transport dump header */ len = sizeof(*dump_data); @@ -3014,11 +3017,7 @@ static struct iwl_trans_dump_data /* FW monitor */ monitor_len = iwl_trans_get_fw_monitor_len(trans, &len); - if (monitor_only) { - if (!(trans->dbg_dump_mask & - BIT(IWL_FW_ERROR_DUMP_FW_MONITOR))) - return NULL; - + if (dump_mask == BIT(IWL_FW_ERROR_DUMP_FW_MONITOR)) { dump_data = vzalloc(len); if (!dump_data) return NULL; @@ -3031,11 +3030,11 @@ static struct iwl_trans_dump_data } /* CSR registers */ - if (trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_CSR)) + if (dump_mask & BIT(IWL_FW_ERROR_DUMP_CSR)) len += sizeof(*data) + IWL_CSR_TO_DUMP; /* FH registers */ - if (trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_FH_REGS)) { + if (dump_mask & BIT(IWL_FW_ERROR_DUMP_FH_REGS)) { if (trans->cfg->gen2) len += sizeof(*data) + (FH_MEM_UPPER_BOUND_GEN2 - @@ -3060,8 +3059,7 @@ static struct iwl_trans_dump_data } /* Paged memory for gen2 HW */ - if (trans->cfg->gen2 && - trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_PAGING)) + if (trans->cfg->gen2 && dump_mask & BIT(IWL_FW_ERROR_DUMP_PAGING)) for (i = 0; i < trans_pcie->init_dram.paging_cnt; i++) len += sizeof(*data) + sizeof(struct iwl_fw_error_dump_paging) + @@ -3074,7 +3072,7 @@ static struct iwl_trans_dump_data len = 0; data = (void *)dump_data->data; - if (trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_TXCMD)) { + if (dump_mask & BIT(IWL_FW_ERROR_DUMP_TXCMD)) { u16 tfd_size = trans_pcie->tfd_size; data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXCMD); @@ -3108,16 +3106,15 @@ static struct iwl_trans_dump_data data = iwl_fw_error_next_data(data); } - if (trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_CSR)) + if (dump_mask & BIT(IWL_FW_ERROR_DUMP_CSR)) len += iwl_trans_pcie_dump_csr(trans, &data); - if (trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_FH_REGS)) + if (dump_mask & BIT(IWL_FW_ERROR_DUMP_FH_REGS)) len += iwl_trans_pcie_fh_regs_dump(trans, &data); if (dump_rbs) len += iwl_trans_pcie_dump_rbs(trans, &data, num_rbs); /* Paged memory for gen2 HW */ - if (trans->cfg->gen2 && - trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_PAGING)) { + if (trans->cfg->gen2 && dump_mask & BIT(IWL_FW_ERROR_DUMP_PAGING)) { for (i = 0; i < trans_pcie->init_dram.paging_cnt; i++) { struct iwl_fw_error_dump_paging *paging; dma_addr_t addr = @@ -3137,7 +3134,7 @@ static struct iwl_trans_dump_data len += sizeof(*data) + sizeof(*paging) + page_len; } } - if (trans->dbg_dump_mask & BIT(IWL_FW_ERROR_DUMP_FW_MONITOR)) + if (dump_mask & BIT(IWL_FW_ERROR_DUMP_FW_MONITOR)) len += iwl_trans_pcie_dump_monitor(trans, &data, monitor_len); dump_data->len = len; -- 2.45.2