iwlwifi: add set_rxon_chain op

add set_rxon_chain op to iwlwifi cfg ops in preparation of
future 3945 porting work.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

5 files changed, 28 insertions, 9 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index e98849edafd5..ab25e6ab59d5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -2278,6 +2278,7 @@ static struct iwl_station_mgmt_ops iwl4965_station_mgmt = {
 static struct iwl_hcmd_ops iwl4965_hcmd = {
         .rxon_assoc = iwl4965_send_rxon_assoc,
         .commit_rxon = iwl_commit_rxon,
+        .set_rxon_chain = iwl_set_rxon_chain,
 };
 
 static struct iwl_hcmd_utils_ops iwl4965_hcmd_utils = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 52ee77347328..cf622a14bfe2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -1482,6 +1482,7 @@ struct iwl_station_mgmt_ops iwl5000_station_mgmt = {
 struct iwl_hcmd_ops iwl5000_hcmd = {
         .rxon_assoc = iwl5000_send_rxon_assoc,
         .commit_rxon = iwl_commit_rxon,
+        .set_rxon_chain = iwl_set_rxon_chain,
 };
 
 struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 565a441052eb..11e17923ad01 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -246,7 +246,8 @@ int iwl_commit_rxon(struct iwl_priv *priv)
 void iwl_update_chain_flags(struct iwl_priv *priv)
 {
 
-        iwl_set_rxon_chain(priv);
+        if (priv->cfg->ops->hcmd->set_rxon_chain)
+                priv->cfg->ops->hcmd->set_rxon_chain(priv);
         iwlcore_commit_rxon(priv);
 }
 
@@ -590,7 +591,10 @@ static void iwl_setup_rxon_timing(struct iwl_priv *priv)
 static int iwl_set_mode(struct iwl_priv *priv, int mode)
 {
         iwl_connection_init_rx_config(priv, mode);
-        iwl_set_rxon_chain(priv);
+
+        if (priv->cfg->ops->hcmd->set_rxon_chain)
+                priv->cfg->ops->hcmd->set_rxon_chain(priv);
+
         memcpy(priv->staging_rxon.node_addr, priv->mac_addr, ETH_ALEN);
 
         priv->cfg->ops->smgmt->clear_station_table(priv);
@@ -1499,7 +1503,10 @@ static void iwl_alive_start(struct iwl_priv *priv)
         } else {
                 /* Initialize our rx_config data */
                 iwl_connection_init_rx_config(priv, priv->iw_mode);
-                iwl_set_rxon_chain(priv);
+
+                if (priv->cfg->ops->hcmd->set_rxon_chain)
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv);
+
                 memcpy(priv->staging_rxon.node_addr, priv->mac_addr, ETH_ALEN);
         }
 
@@ -1878,7 +1885,9 @@ void iwl_post_associate(struct iwl_priv *priv)
 
         iwl_set_rxon_ht(priv, &priv->current_ht_config);
 
-        iwl_set_rxon_chain(priv);
+        if (priv->cfg->ops->hcmd->set_rxon_chain)
+                priv->cfg->ops->hcmd->set_rxon_chain(priv);
+
         priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id);
 
         IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n",
@@ -2182,7 +2191,8 @@ static int iwl_mac_config(struct ieee80211_hw *hw, u32 changed)
         }
 
         /* call to ensure that 4965 rx_chain is set properly in monitor mode */
-        iwl_set_rxon_chain(priv);
+        if (priv->cfg->ops->hcmd->set_rxon_chain)
+                priv->cfg->ops->hcmd->set_rxon_chain(priv);
 
         if (changed & IEEE80211_CONF_CHANGE_RADIO_ENABLED) {
                 if (conf->radio_enabled &&
@@ -2245,7 +2255,8 @@ static void iwl_config_ap(struct iwl_priv *priv)
                         IWL_WARN(priv, "REPLY_RXON_TIMING failed - "
                                         "Attempting to continue.\n");
 
-                iwl_set_rxon_chain(priv);
+                if (priv->cfg->ops->hcmd->set_rxon_chain)
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv);
 
                 /* FIXME: what should be the assoc_id for AP? */
                 priv->staging_rxon.assoc_id = cpu_to_le16(priv->assoc_id);
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 0532d99b9085..cca37af3243f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -821,7 +821,8 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_info *ht_info)
 
         rxon->flags |= cpu_to_le32(val << RXON_FLG_HT_OPERATING_MODE_POS);
 
-        iwl_set_rxon_chain(priv);
+        if (priv->cfg->ops->hcmd->set_rxon_chain)
+                priv->cfg->ops->hcmd->set_rxon_chain(priv);
 
         IWL_DEBUG_ASSOC(priv, "supported HT rate 0x%X 0x%X 0x%X "
                         "rxon flags 0x%X operation mode :0x%X "
@@ -1380,7 +1381,9 @@ int iwl_init_drv(struct iwl_priv *priv)
         priv->current_ht_config.sm_ps = WLAN_HT_CAP_SM_PS_DISABLED;
 
         /* Choose which receivers/antennas to use */
-        iwl_set_rxon_chain(priv);
+        if (priv->cfg->ops->hcmd->set_rxon_chain)
+                priv->cfg->ops->hcmd->set_rxon_chain(priv);
+
         iwl_init_scan_params(priv);
 
         iwl_reset_qos(priv);
@@ -2257,7 +2260,9 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
 
         if (changes & BSS_CHANGED_HT) {
                 iwl_ht_conf(priv, bss_conf);
-                iwl_set_rxon_chain(priv);
+
+                if (priv->cfg->ops->hcmd->set_rxon_chain)
+                        priv->cfg->ops->hcmd->set_rxon_chain(priv);
         }
 
         if (changes & BSS_CHANGED_ASSOC) {
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 383590cd8b02..f5eff747e964 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -95,6 +95,7 @@ struct iwl_station_mgmt_ops {
 struct iwl_hcmd_ops {
         int (*rxon_assoc)(struct iwl_priv *priv);
         int (*commit_rxon)(struct iwl_priv *priv);
+        void (*set_rxon_chain)(struct iwl_priv *priv);
 };
 
 struct iwl_hcmd_utils_ops {