iwlwifi: mvm: add fw runtime stack to dump data

[cascardo/linux.git] / drivers / net / wireless / iwlwifi / mvm / mac80211.c

diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index 31a5b3f..2d62b56 100644 (file)
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -767,7 +767,6 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
        struct iwl_fw_error_dump_data *dump_data;
        struct iwl_fw_error_dump_info *dump_info;
        struct iwl_mvm_dump_ptrs *fw_error_dump;
-       const struct fw_img *img;
        u32 sram_len, sram_ofs;
        u32 file_len, rxf_len;
        unsigned long flags;
@@ -779,9 +778,17 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
        if (!fw_error_dump)
                return;
 
-       img = &mvm->fw->img[mvm->cur_ucode];
-       sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset;
-       sram_len = img->sec[IWL_UCODE_SECTION_DATA].len;
+       /* SRAM - include stack CCM if driver knows the values for it */
+       if (!mvm->cfg->dccm_offset || !mvm->cfg->dccm_len) {
+               const struct fw_img *img;
+
+               img = &mvm->fw->img[mvm->cur_ucode];
+               sram_ofs = img->sec[IWL_UCODE_SECTION_DATA].offset;
+               sram_len = img->sec[IWL_UCODE_SECTION_DATA].len;
+       } else {
+               sram_ofs = mvm->cfg->dccm_offset;
+               sram_len = mvm->cfg->dccm_len;
+       }
 
        /* reading buffer size */
        reg_val = iwl_trans_read_prph(mvm->trans, RXF_SIZE_ADDR);