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authorJonathan Doron <jonathanx.doron@intel.com>2014-11-27 16:55:25 +0200
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-03-12 09:57:31 +0200
commit47c8b154a7d080626dfd148397782a49d5212a88 (patch)
treeffb92d251900e07840b42658e9f788dbf092f472 /drivers/net/wireless/iwlwifi/mvm/d3.c
parent7f0344c218a6110cbdb7d0974984838e35a24b30 (diff)
downloadop-kernel-dev-47c8b154a7d080626dfd148397782a49d5212a88.zip
op-kernel-dev-47c8b154a7d080626dfd148397782a49d5212a88.tar.gz
iwlwifi: mvm: set LAR MCC on D3/D0 transitions
When moving to the D3 FW give it the valid MCC from the D0 FW. When returning from D3 to D0, query the D3 FW for the latest MCC, as it might have changed internally. This MCC will be replayed to the D0 FW when it boots. Signed-off-by: Jonathan Doron <jonathanx.doron@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/d3.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/d3.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c
index 9bdfa95..486fd4c 100644
--- a/drivers/net/wireless/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/iwlwifi/mvm/d3.c
@@ -694,6 +694,9 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (ret)
IWL_ERR(mvm, "Failed to send quota: %d\n", ret);
+ if (iwl_mvm_is_lar_supported(mvm) && iwl_mvm_init_fw_regd(mvm))
+ IWL_ERR(mvm, "Failed to initialize D3 LAR information\n");
+
return 0;
}
@@ -1874,6 +1877,12 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test)
/* query SRAM first in case we want event logging */
iwl_mvm_read_d3_sram(mvm);
+ /*
+ * Query the current location and source from the D3 firmware so we
+ * can play it back when we re-intiailize the D0 firmware
+ */
+ iwl_mvm_update_changed_regdom(mvm);
+
if (mvm->net_detect) {
iwl_mvm_query_netdetect_reasons(mvm, vif);
/* has unlocked the mutex, so skip that */
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