From: Stanislaw Gruszka Date: Thu, 23 Dec 2010 14:12:30 +0000 (+0100) Subject: iwlagn: fix scan tx antenna setting on 5Ghz band X-Git-Tag: firefly_0821_release~7613^2~3122^2~14^2~3^2~40 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cd017f25e391dfabaca185bb4a5aefd02fd6c0ca;p=firefly-linux-kernel-4.4.55.git iwlagn: fix scan tx antenna setting on 5Ghz band Looks that we do not set correctly antennas when scanning on 5Ghz band and when bluetooth is enabled, because priv->cfg->scan_tx_antennas[band] is only defined for IEEE80211_BAND_2GHZ. To fix we check band before limiting antennas to first one. This allow to remove hard coded cfg->scan_tx_antennas[band]. Signed-off-by: Stanislaw Gruszka Acked-by: Wey-Yi Guy Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index f4bec3201ef9..af505bcd7ae0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -596,12 +596,7 @@ struct iwl_cfg iwl6005_2bg_cfg = { .need_dc_calib = true, \ .need_temp_offset_calib = true, \ .led_mode = IWL_LED_RF_STATE, \ - .adv_pm = true, \ - /* \ - *Due to bluetooth, we transmit 2.4 GHz probes \ - * only on antenna A \ - */ \ - .scan_tx_antennas[IEEE80211_BAND_2GHZ] = ANT_A + .adv_pm = true \ struct iwl_cfg iwl6030_2agn_cfg = { .name = "Intel(R) Centrino(R) Advanced-N 6230 AGN", diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c index 4bc82fcf1652..3dee87e8f55d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c @@ -1492,15 +1492,11 @@ int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif) if (priv->cfg->scan_rx_antennas[band]) rx_ant = priv->cfg->scan_rx_antennas[band]; - if (priv->cfg->scan_tx_antennas[band]) - scan_tx_antennas = priv->cfg->scan_tx_antennas[band]; - - if (priv->cfg->bt_params && - priv->cfg->bt_params->advanced_bt_coexist && - priv->bt_full_concurrent) { - /* operated as 1x1 in full concurrency mode */ - scan_tx_antennas = first_antenna( - priv->cfg->scan_tx_antennas[band]); + if (band == IEEE80211_BAND_2GHZ && + priv->cfg->bt_params && + priv->cfg->bt_params->advanced_bt_coexist) { + /* transmit 2.4 GHz probes only on first antenna */ + scan_tx_antennas = first_antenna(scan_tx_antennas); } priv->scan_tx_ant[band] = iwl_toggle_tx_ant(priv, priv->scan_tx_ant[band], diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index f80685ad2674..a3474376fdbc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -411,7 +411,6 @@ struct iwl_cfg { const bool need_dc_calib; /* if used set to true */ const bool need_temp_offset_calib; /* if used set to true */ u8 scan_rx_antennas[IEEE80211_NUM_BANDS]; - u8 scan_tx_antennas[IEEE80211_NUM_BANDS]; enum iwl_led_mode led_mode; const bool adv_pm; const bool rx_with_siso_diversity;