diff options
| author |   Andrei Otcheretianski <andrei.otcheretianski@intel.com> | 2014-05-25 17:07:38 +0300 |
|---|---|---|
| committer |   Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2014-06-24 21:55:39 +0300 |
| commit | 09b0ce1a874a644fb5799ebf5e54563632714115 (patch) | |
| tree | 3eeca0c9bb9f8dd4a625dc3fe3da1eaff5d3cc32 /drivers/net/wireless/iwlwifi/mvm | |
| parent | iwlwifi: mvm: disable beacon filtering escape timer in d0i3 (diff) | |
| download | linux-dev-09b0ce1a874a644fb5799ebf5e54563632714115.tar.xz linux-dev-09b0ce1a874a644fb5799ebf5e54563632714115.zip | |
iwlwifi: mvm: Introduce an API to set STA_FLG_DISABLE_TX flag
Introduce new station flag STA_FLG_DISABLE_TX, which is modified with ADD_STA
command. This flag, when set, disables tx to the STA.
Provide an API (iwl_mvm_sta_modify_disable_tx) to modify this flag, which
should be used in channel switch and immediate quiet flows.
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@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')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/sta.c | 20 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/sta.h | 2 |
3 files changed, 24 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h index 39cebee8016f..47bd0406355d 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h @@ -67,7 +67,7 @@ * enum iwl_sta_flags - flags for the ADD_STA host command * @STA_FLG_REDUCED_TX_PWR_CTRL: * @STA_FLG_REDUCED_TX_PWR_DATA: - * @STA_FLG_FLG_ANT_MSK: Antenna selection + * @STA_FLG_DISABLE_TX: set if TX should be disabled * @STA_FLG_PS: set if STA is in Power Save * @STA_FLG_INVALID: set if STA is invalid * @STA_FLG_DLP_EN: Direct Link Protocol is enabled @@ -91,10 +91,7 @@ enum iwl_sta_flags { STA_FLG_REDUCED_TX_PWR_CTRL = BIT(3), STA_FLG_REDUCED_TX_PWR_DATA = BIT(6), - STA_FLG_FLG_ANT_A = (1 << 4), - STA_FLG_FLG_ANT_B = (2 << 4), - STA_FLG_FLG_ANT_MSK = (STA_FLG_FLG_ANT_A | - STA_FLG_FLG_ANT_B), + STA_FLG_DISABLE_TX = BIT(4), STA_FLG_PS = BIT(8), STA_FLG_DRAIN_FLOW = BIT(12), diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index 1fb01ea2e704..d3a6cf7558eb 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -1448,3 +1448,23 @@ int iwl_mvm_rx_eosp_notif(struct iwl_mvm *mvm, return 0; } + +void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm, + struct iwl_mvm_sta *mvmsta, bool disable) +{ + struct iwl_mvm_add_sta_cmd cmd = { + .add_modify = STA_MODE_MODIFY, + .sta_id = mvmsta->sta_id, + .station_flags = disable ? cpu_to_le32(STA_FLG_DISABLE_TX) : 0, + .station_flags_msk = cpu_to_le32(STA_FLG_DISABLE_TX), + .mac_id_n_color = cpu_to_le32(mvmsta->mac_id_n_color), + }; + int ret; + + if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_DISABLE_STA_TX)) + return; + + ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC, sizeof(cmd), &cmd); + if (ret) + IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret); +} diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.h b/drivers/net/wireless/iwlwifi/mvm/sta.h index d98e8a2142b8..10c1a5352651 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/sta.h @@ -404,5 +404,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, bool agg); int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool drain); +void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm, + struct iwl_mvm_sta *mvmsta, bool disable); #endif /* __sta_h__ */ |