iwlwifi: specify the valid tx/rx chain in device config structure

Specify both Tx and Rx chain in device configuration structure instead
of hard code in set_hw_params() for 4965

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 32d5f3de429f..bd856df5b04d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -653,10 +653,10 @@ static int iwl4965_hw_set_hw_params(struct iwl_priv *priv)
 
         priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
 
-        priv->hw_params.tx_chains_num = 2;
-        priv->hw_params.rx_chains_num = 2;
-        priv->hw_params.valid_tx_ant = ANT_A | ANT_B;
-        priv->hw_params.valid_rx_ant = ANT_A | ANT_B;
+        priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
+        priv->hw_params.rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
+        priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
+        priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
         if (priv->cfg->ops->lib->temp_ops.set_ct_kill)
                 priv->cfg->ops->lib->temp_ops.set_ct_kill(priv);
 
@@ -2225,6 +2225,8 @@ struct iwl_cfg iwl4965_agn_cfg = {
         .num_of_queues = IWL49_NUM_QUEUES,
         .num_of_ampdu_queues = IWL49_NUM_AMPDU_QUEUES,
         .mod_params = &iwl4965_mod_params,
+        .valid_tx_ant = ANT_AB,
+        .valid_rx_ant = ANT_AB,
         .pll_cfg_val = 0,
         .set_l0s = true,
         .use_bsm = true,