iwmc3200wifi: Update wireless_mode with eeprom values

The iwmc3200wifi eeprom contains information about the available PHYs on
the chip. We should update our wireless_mode setting and profile according
to it.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwmc3200wifi/eeprom.c b/drivers/net/wireless/iwmc3200wifi/eeprom.c
index c574f58dfb20..8091421ee5e5 100644
--- a/drivers/net/wireless/iwmc3200wifi/eeprom.c
+++ b/drivers/net/wireless/iwmc3200wifi/eeprom.c
@@ -176,6 +176,26 @@ int iwm_eeprom_fat_channels(struct iwm_priv *iwm)
         return 0;
 }
 
+u32 iwm_eeprom_wireless_mode(struct iwm_priv *iwm)
+{
+        u16 sku_cap;
+        u32 wireless_mode = 0;
+
+        sku_cap = *((u16 *)iwm_eeprom_access(iwm, IWM_EEPROM_SKU_CAP));
+
+        if (sku_cap & IWM_EEPROM_SKU_CAP_BAND_24GHZ)
+                wireless_mode |= WIRELESS_MODE_11G;
+
+        if (sku_cap & IWM_EEPROM_SKU_CAP_BAND_52GHZ)
+                wireless_mode |= WIRELESS_MODE_11A;
+
+        if (sku_cap & IWM_EEPROM_SKU_CAP_11N_ENABLE)
+                wireless_mode |= WIRELESS_MODE_11N;
+
+        return wireless_mode;
+}
+
+
 int iwm_eeprom_init(struct iwm_priv *iwm)
 {
         int i, ret = 0;