diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-12-13 10:35:30 +0300 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2016-01-07 20:01:24 +0300 |
| commit | 1e3c3c3529a7d0455b38f74d287d296cb9c786aa (patch) | |
| tree | 975deb2ec94fabc5ee3f2c208ac06815bf11cd15 /drivers/net/wireless | |
| parent | 006bda75d81fd27a583a3b310e9444fea2aa6ef2 (diff) | |
| download | linux-1e3c3c3529a7d0455b38f74d287d296cb9c786aa.tar.xz | |
iwlwifi: mvm: let the firmware choose the antenna for beacons
The firmware knows better what antenna to choose.
Old firmware still need the setting, so use a flag to know
if the driver should choose the antenna or if the firmware
can do it iself.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 9 |
2 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h index d2294ad67023..9f24f990b705 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h @@ -309,6 +309,8 @@ typedef unsigned int __bitwise__ iwl_ucode_tlv_capa_t; * @IWL_UCODE_TLV_CAPA_EXTENDED_DTS_MEASURE: extended DTS measurement * @IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS: supports short PM timeouts * @IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT: supports bt-coex Multi-priority LUT + * @IWL_UCODE_TLV_CAPA_BEACON_ANT_SELECTION: firmware will decide on what + * antenna the beacon should be transmitted * * @NUM_IWL_UCODE_TLV_CAPA: number of bits used */ @@ -336,6 +338,7 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_EXTENDED_DTS_MEASURE = (__force iwl_ucode_tlv_capa_t)64, IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS = (__force iwl_ucode_tlv_capa_t)65, IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT = (__force iwl_ucode_tlv_capa_t)67, + IWL_UCODE_TLV_CAPA_BEACON_ANT_SELECTION = (__force iwl_ucode_tlv_capa_t)71, NUM_IWL_UCODE_TLV_CAPA #ifdef __CHECKER__ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 5e3a7582885b..448b9c927b51 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -1012,9 +1012,12 @@ static int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm, TX_CMD_FLG_BT_PRIO_POS; beacon_cmd.tx.tx_flags = cpu_to_le32(tx_flags); - mvm->mgmt_last_antenna_idx = - iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), - mvm->mgmt_last_antenna_idx); + if (!fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_BEACON_ANT_SELECTION)) { + mvm->mgmt_last_antenna_idx = + iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), + mvm->mgmt_last_antenna_idx); + } beacon_cmd.tx.rate_n_flags = cpu_to_le32(BIT(mvm->mgmt_last_antenna_idx) << |