diff options
| author | Liad Kaufman <liad.kaufman@intel.com> | 2015-03-02 11:46:46 +0200 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-03-18 08:41:59 +0200 |
| commit | e539761d98dbd80204867194a9f110f8392c2637 (patch) | |
| tree | 6ddd149695a6be2ac3e4ec997af14630287339bb /drivers/net | |
| parent | fe92e32ace11b21311fbeb8dbf14ac45b87e700d (diff) | |
| download | linux-next-e539761d98dbd80204867194a9f110f8392c2637.tar.gz | |
iwlwifi: mvm: add iccm data to 8000 b-step data dump
In 8000 HW family B-step only, the ICCM is separate
from the SRAM. This adds the ICCM to the dump data
collected for FW debug.
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/mac80211.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index babe8922faeb..a3a84d1523bc 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -1007,6 +1007,9 @@ void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm) mvm->fw_dump_desc = NULL; } +#define IWL8260_ICCM_OFFSET 0x44000 /* Only for B-step */ +#define IWL8260_ICCM_LEN 0xC000 /* Only for B-step */ + void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) { struct iwl_fw_error_dump_file *dump_file; @@ -1083,6 +1086,14 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) fifo_data_len + sizeof(*dump_info); + /* + * In 8000 HW family B-step include the ICCM (which resides separately) + */ + if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000 && + CSR_HW_REV_STEP(mvm->trans->hw_rev) == SILICON_B_STEP) + file_len += sizeof(*dump_data) + sizeof(*dump_mem) + + IWL8260_ICCM_LEN; + if (mvm->fw_dump_desc) file_len += sizeof(*dump_data) + sizeof(*dump_trig) + mvm->fw_dump_desc->len; @@ -1170,6 +1181,19 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) dump_mem->data, sram2_len); } + if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000 && + CSR_HW_REV_STEP(mvm->trans->hw_rev) == SILICON_B_STEP) { + dump_data = iwl_fw_error_next_data(dump_data); + dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM); + dump_data->len = cpu_to_le32(IWL8260_ICCM_LEN + + sizeof(*dump_mem)); + dump_mem = (void *)dump_data->data; + dump_mem->type = cpu_to_le32(IWL_FW_ERROR_DUMP_MEM_SRAM); + dump_mem->offset = cpu_to_le32(IWL8260_ICCM_OFFSET); + iwl_trans_read_mem_bytes(mvm->trans, IWL8260_ICCM_OFFSET, + dump_mem->data, IWL8260_ICCM_LEN); + } + fw_error_dump->trans_ptr = iwl_trans_dump_data(mvm->trans); fw_error_dump->op_mode_len = file_len; if (fw_error_dump->trans_ptr) |