diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/mac80211.c | 15 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/mvm.h | 7 |
2 files changed, 17 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 9baa3d53ffe..c0043fca836 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -502,11 +502,15 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, /* * TODO: remove this temporary code. * Currently MVM FW supports power management only on single MAC. - * Iterate and disable PM on all active interfaces. + * If new interface added, disable PM on existing interface. + * P2P device is a special case, since it is handled by FW similary to + * scan. If P2P deviced is added, PM remains enabled on existing + * interface. * Note: the method below does not count the new interface being added * at this moment. */ - mvm->vif_count++; + if (vif->type != NL80211_IFTYPE_P2P_DEVICE) + mvm->vif_count++; if (mvm->vif_count > 1) { IWL_DEBUG_MAC80211(mvm, "Disable power on existing interfaces\n"); @@ -576,10 +580,11 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, /* * TODO: remove this temporary code. * Currently MVM FW supports power management only on single MAC. - * Check if only one additional interface remains after rereasing + * Check if only one additional interface remains after releasing * current one. Update power mode on the remaining interface. */ - mvm->vif_count--; + if (vif->type != NL80211_IFTYPE_P2P_DEVICE) + mvm->vif_count--; IWL_DEBUG_MAC80211(mvm, "Currently %d interfaces active\n", mvm->vif_count); if (mvm->vif_count == 1) { @@ -666,7 +671,7 @@ static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, * Check if only one additional interface remains after removing * current one. Update power mode on the remaining interface. */ - if (mvm->vif_count) + if (mvm->vif_count && vif->type != NL80211_IFTYPE_P2P_DEVICE) mvm->vif_count--; IWL_DEBUG_MAC80211(mvm, "Currently %d interfaces active\n", mvm->vif_count); diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index e4bf0b59ceb..9b5318e8cac 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -322,6 +322,13 @@ struct iwl_mvm { * can hold 16 keys at most. Reflect this fact. */ unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; + + /* + * This counter of created interfaces is referenced only in conjunction + * with FW limitation related to power management. Currently PM is + * supported only on a single interface. + * IMPORTANT: this variable counts all interfaces except P2P device. + */ u8 vif_count; struct led_classdev led; |