diff options
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/mac80211.c | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index bb51b6f..6f76525 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -409,6 +409,7 @@ enum iwl_d3_status { * @STATUS_TRANS_GOING_IDLE: shutting down the trans, only special commands * are sent * @STATUS_TRANS_IDLE: the trans is idle - general commands are not to be sent + * @STATUS_TRANS_DEAD: trans is dead - avoid any read/write operation */ enum iwl_trans_status { STATUS_SYNC_HCMD_ACTIVE, @@ -419,6 +420,7 @@ enum iwl_trans_status { STATUS_FW_ERROR, STATUS_TRANS_GOING_IDLE, STATUS_TRANS_IDLE, + STATUS_TRANS_DEAD, }; /** diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 5ce29ff..8e69ab2 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -1137,6 +1137,12 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) lockdep_assert_held(&mvm->mutex); + /* there's no point in fw dump if the bus is dead */ + if (test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) { + IWL_ERR(mvm, "Skip fw error dump since bus is dead\n"); + return; + } + if (mvm->fw_dump_trig && mvm->fw_dump_trig->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY) monitor_dump_only = true; |