summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwmc3200wifi
diff options
context:
space:
mode:
authorSamuel Ortiz <sameo@linux.intel.com>2009-11-24 11:33:29 +0800
committerJohn W. Linville <linville@tuxdriver.com>2009-11-28 15:04:42 -0500
commit0bed08de91c41b21447d704995a438d4536586ba (patch)
tree501f281d2023011835d4b74b90b07f371dc66f63 /drivers/net/wireless/iwmc3200wifi
parentfe19176ea46db572f0dc2df8bfe1dc5d8751ab9e (diff)
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>
Diffstat (limited to 'drivers/net/wireless/iwmc3200wifi')
-rw-r--r--drivers/net/wireless/iwmc3200wifi/eeprom.c20
-rw-r--r--drivers/net/wireless/iwmc3200wifi/eeprom.h1
-rw-r--r--drivers/net/wireless/iwmc3200wifi/main.c19
3 files changed, 39 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/eeprom.c b/drivers/net/wireless/iwmc3200wifi/eeprom.c
index c574f58dfb2..8091421ee5e 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;
diff --git a/drivers/net/wireless/iwmc3200wifi/eeprom.h b/drivers/net/wireless/iwmc3200wifi/eeprom.h
index 0f7f226916c..4e3a3fdab0d 100644
--- a/drivers/net/wireless/iwmc3200wifi/eeprom.h
+++ b/drivers/net/wireless/iwmc3200wifi/eeprom.h
@@ -122,5 +122,6 @@ int iwm_eeprom_init(struct iwm_priv *iwm);
void iwm_eeprom_exit(struct iwm_priv *iwm);
u8 *iwm_eeprom_access(struct iwm_priv *iwm, u8 eeprom_id);
int iwm_eeprom_fat_channels(struct iwm_priv *iwm);
+u32 iwm_eeprom_wireless_mode(struct iwm_priv *iwm);
#endif
diff --git a/drivers/net/wireless/iwmc3200wifi/main.c b/drivers/net/wireless/iwmc3200wifi/main.c
index 365f3fc37d2..e61265af92c 100644
--- a/drivers/net/wireless/iwmc3200wifi/main.c
+++ b/drivers/net/wireless/iwmc3200wifi/main.c
@@ -80,7 +80,8 @@ static struct iwm_conf def_iwm_conf = {
.assoc_timeout = 2,
.roam_timeout = 10,
- .wireless_mode = WIRELESS_MODE_11A | WIRELESS_MODE_11G,
+ .wireless_mode = WIRELESS_MODE_11A | WIRELESS_MODE_11G |
+ WIRELESS_MODE_11N,
.coexist_mode = COEX_MODE_CM,
/* IBSS */
@@ -630,6 +631,7 @@ static int __iwm_up(struct iwm_priv *iwm)
int ret;
struct iwm_notif *notif_reboot, *notif_ack = NULL;
struct wiphy *wiphy = iwm_to_wiphy(iwm);
+ u32 wireless_mode;
ret = iwm_bus_enable(iwm);
if (ret) {
@@ -697,6 +699,21 @@ static int __iwm_up(struct iwm_priv *iwm)
goto err_fw;
}
+ /*
+ * Read our SKU capabilities.
+ * If it's valid, we overwrite the wireless mode conf entry and the
+ * current profile one.
+ */
+ wireless_mode = iwm_eeprom_wireless_mode(iwm);
+ if (wireless_mode) {
+ iwm->conf.wireless_mode = wireless_mode;
+ if (iwm->umac_profile)
+ iwm->umac_profile->wireless_mode =
+ iwm->conf.wireless_mode;
+ } else
+ IWM_ERR(iwm, "Wrong SKU capabilities: 0x%x\n",
+ *((u16 *)iwm_eeprom_access(iwm, IWM_EEPROM_SKU_CAP)));
+
snprintf(wiphy->fw_version, sizeof(wiphy->fw_version), "L%s_U%s",
iwm->lmac_version, iwm->umac_version);