diff options
| author | Sara Sharon <sara.sharon@intel.com> | 2018-11-25 14:42:29 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2019-03-22 13:59:39 +0300 |
| commit | 792211266379ea6885d97c55b8d73e1bfecb7d54 (patch) | |
| tree | 6509e0a8d4f1996349c24fc95aa3ccc25b6a81b9 /drivers/net | |
| parent | 9cfcf71ce6ec80e1f233757e24a7b3a9181453a6 (diff) | |
| download | linux-792211266379ea6885d97c55b8d73e1bfecb7d54.tar.xz | |
iwlwifi: mvm: implement CSA abort
In case we receive abort operation for CSA, clean up
our state.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 1bdc27d07d74..b5a9e83cc034 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -4631,6 +4631,29 @@ out_unlock: return ret; } +static void iwl_mvm_abort_channel_switch(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_chan_switch_te_cmd cmd = { + .mac_id = cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, + mvmvif->color)), + .action = cpu_to_le32(FW_CTXT_ACTION_REMOVE), + }; + + IWL_DEBUG_MAC80211(mvm, "Abort CSA on mac %d\n", mvmvif->id); + + mutex_lock(&mvm->mutex); + WARN_ON(iwl_mvm_send_cmd_pdu(mvm, + WIDE_ID(MAC_CONF_GROUP, + CHANNEL_SWITCH_TIME_EVENT_CMD), + 0, sizeof(cmd), &cmd)); + mutex_unlock(&mvm->mutex); + + WARN_ON(iwl_mvm_post_channel_switch(hw, vif)); +} + static void iwl_mvm_flush_no_vif(struct iwl_mvm *mvm, u32 queues, bool drop) { int i; @@ -5087,6 +5110,7 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { .channel_switch = iwl_mvm_channel_switch, .pre_channel_switch = iwl_mvm_pre_channel_switch, .post_channel_switch = iwl_mvm_post_channel_switch, + .abort_channel_switch = iwl_mvm_abort_channel_switch, .tdls_channel_switch = iwl_mvm_tdls_channel_switch, .tdls_cancel_channel_switch = iwl_mvm_tdls_cancel_channel_switch, |