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path: root/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/d3.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/d3.c52
1 files changed, 40 insertions, 12 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index 8878409d2f07..22a32eb10f01 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -1897,27 +1897,55 @@ static void iwl_mvm_d3_disconnect_iter(void *data, u8 *mac,
ieee80211_resume_disconnect(vif);
}
-static int iwl_mvm_check_rt_status(struct iwl_mvm *mvm,
- struct ieee80211_vif *vif)
+static bool iwl_mvm_rt_status(struct iwl_trans *trans, u32 base, u32 *err_id)
{
- u32 base = mvm->trans->dbg.lmac_error_event_table[0];
struct error_table_start {
/* cf. struct iwl_error_event_table */
u32 valid;
- u32 error_id;
+ __le32 err_id;
} err_info;
- iwl_trans_read_mem_bytes(mvm->trans, base,
+ if (!base)
+ return false;
+
+ iwl_trans_read_mem_bytes(trans, base,
&err_info, sizeof(err_info));
+ if (err_info.valid && err_id)
+ *err_id = le32_to_cpu(err_info.err_id);
- if (err_info.valid &&
- err_info.error_id == RF_KILL_INDICATOR_FOR_WOWLAN) {
- struct cfg80211_wowlan_wakeup wakeup = {
- .rfkill_release = true,
- };
- ieee80211_report_wowlan_wakeup(vif, &wakeup, GFP_KERNEL);
+ return !!err_info.valid;
+}
+
+static bool iwl_mvm_check_rt_status(struct iwl_mvm *mvm,
+ struct ieee80211_vif *vif)
+{
+ u32 err_id;
+
+ /* check for lmac1 error */
+ if (iwl_mvm_rt_status(mvm->trans,
+ mvm->trans->dbg.lmac_error_event_table[0],
+ &err_id)) {
+ if (err_id == RF_KILL_INDICATOR_FOR_WOWLAN) {
+ struct cfg80211_wowlan_wakeup wakeup = {
+ .rfkill_release = true,
+ };
+ ieee80211_report_wowlan_wakeup(vif, &wakeup,
+ GFP_KERNEL);
+ }
+ return true;
}
- return err_info.valid;
+
+ /* check if we have lmac2 set and check for error */
+ if (iwl_mvm_rt_status(mvm->trans,
+ mvm->trans->dbg.lmac_error_event_table[1], NULL))
+ return true;
+
+ /* check for umac error */
+ if (iwl_mvm_rt_status(mvm->trans,
+ mvm->trans->dbg.umac_error_event_table, NULL))
+ return true;
+
+ return false;
}
static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test)