iwlagn: rx antenna diversity
For the new 1x1 devices, hw and uCode will support rx
antenna diversity, but we need to indicate 1x1 device to
AccessPoint to make sure it won't use MIMO.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index 3c983e4..94521d4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -147,7 +147,11 @@
priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
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);
+ if (priv->cfg->rx_with_siso_diversity)
+ priv->hw_params.rx_chains_num = 1;
+ else
+ 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;
@@ -311,6 +315,7 @@
.base_params = &iwl1000_base_params,
.ht_params = &iwl1000_ht_params,
.led_mode = IWL_LED_RF_STATE,
+ .rx_with_siso_diversity = true,
};
struct iwl_cfg iwl100_bg_cfg = {
@@ -324,6 +329,7 @@
.mod_params = &iwlagn_mod_params,
.base_params = &iwl1000_base_params,
.led_mode = IWL_LED_RF_STATE,
+ .rx_with_siso_diversity = true,
};
MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_MAX));