iwlwifi: remove iq_invert config param

This is used only by 2000 class devices, but
they all use it so remove the configuration
parameter and hard-code the programming.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-2000.c

@@ -86,7 +86,6 @@ static void iwl2000_nic_config(struct iwl_priv *priv)
 {
 	iwl_rf_config(priv);
 
-	if (cfg(priv)->iq_invert)
 	iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
 		    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
 }
@@ -234,8 +233,7 @@ static const struct iwl_bt_params iwl2030_bt_params = {
 	.base_params = &iwl2000_base_params,			\
 	.need_temp_offset_calib = true,				\
 	.temp_offset_v2 = true,					\
-	.led_mode = IWL_LED_RF_STATE,				\
-	.iq_invert = true					\
+	.led_mode = IWL_LED_RF_STATE
 
 const struct iwl_cfg iwl2000_2bgn_cfg = {
 	.name = "Intel(R) Centrino(R) Wireless-N 2200 BGN",
@@ -264,8 +262,7 @@ const struct iwl_cfg iwl2000_2bgn_d_cfg = {
 	.need_temp_offset_calib = true,				\
 	.temp_offset_v2 = true,					\
 	.led_mode = IWL_LED_RF_STATE,				\
-	.adv_pm = true,						\
-	.iq_invert = true					\
+	.adv_pm = true
 
 const struct iwl_cfg iwl2030_2bgn_cfg = {
 	.name = "Intel(R) Centrino(R) Wireless-N 2230 BGN",
@@ -288,8 +285,7 @@ const struct iwl_cfg iwl2030_2bgn_cfg = {
 	.temp_offset_v2 = true,					\
 	.led_mode = IWL_LED_RF_STATE,				\
 	.adv_pm = true,						\
-	.rx_with_siso_diversity = true,				\
-	.iq_invert = true					\
+	.rx_with_siso_diversity = true
 
 const struct iwl_cfg iwl105_bgn_cfg = {
 	.name = "Intel(R) Centrino(R) Wireless-N 105 BGN",
@@ -319,8 +315,7 @@ const struct iwl_cfg iwl105_bgn_d_cfg = {
 	.temp_offset_v2 = true,					\
 	.led_mode = IWL_LED_RF_STATE,				\
 	.adv_pm = true,						\
-	.rx_with_siso_diversity = true,				\
-	.iq_invert = true					\
+	.rx_with_siso_diversity = true
 
 const struct iwl_cfg iwl135_bgn_cfg = {
 	.name = "Intel(R) Centrino(R) Wireless-N 135 BGN",

drivers/net/wireless/iwlwifi/iwl-shared.h

@@ -302,7 +302,6 @@ struct iwl_ht_params {
  * @adv_pm: advance power management
  * @rx_with_siso_diversity: 1x1 device with rx antenna diversity
  * @internal_wimax_coex: internal wifi/wimax combo device
- * @iq_invert: I/Q inversion
  * @temp_offset_v2: support v2 of temperature offset calibration
  *
  * We enable the driver to be backward compatible wrt. hardware features.
@@ -336,7 +335,6 @@ struct iwl_cfg {
 	const bool adv_pm;
 	const bool rx_with_siso_diversity;
 	const bool internal_wimax_coex;
-	const bool iq_invert;
 	const bool temp_offset_v2;
 };