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iwlwifi: mvm: add iccm data to 8000 b-step data dump

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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>
This commit is contained in:
Liad Kaufman 2015-03-02 11:46:46 +02:00 committed by Emmanuel Grumbach
parent fe92e32ace
commit e539761d98
1 changed files with 24 additions and 0 deletions
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24
drivers/net/wireless/iwlwifi/mvm/mac80211.c
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@ -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)