diff options
| author | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2010-11-10 13:32:59 -0800 |
|---|---|---|
| committer | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2010-11-16 07:47:10 -0800 |
| commit | 21a5b3c6b19a8b8972ccdd55389be28a8b7c9180 (patch) | |
| tree | 4c96bbe4405cab9ac87cc9afd5d782705039f270 /drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c | |
| parent | f4115d46599464a49a3055d33d499d97ac81fccb (diff) | |
iwlagn: use SKU information in the EEPROM
EEPROM contain the SKU information for the device, use it.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c index a650baba0809..8a4d3acb9b79 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c @@ -248,6 +248,27 @@ err: } +int iwl_eeprom_check_sku(struct iwl_priv *priv) +{ + u16 eeprom_sku; + + eeprom_sku = iwl_eeprom_query16(priv, EEPROM_SKU_CAP); + + priv->cfg->sku = ((eeprom_sku & EEPROM_SKU_CAP_BAND_SELECTION) >> + EEPROM_SKU_CAP_BAND_POS); + if (eeprom_sku & EEPROM_SKU_CAP_11N_ENABLE) + priv->cfg->sku |= IWL_SKU_N; + + if (!priv->cfg->sku) { + IWL_ERR(priv, "Invalid device sku\n"); + return -EINVAL; + } + + IWL_INFO(priv, "Device SKU: 0X%x\n", priv->cfg->sku); + + return 0; +} + void iwl_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac) { const u8 *addr = priv->cfg->ops->lib->eeprom_ops.query_addr(priv, |