diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-nvm-parse.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-nvm-parse.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c index 3b8e85e..d829849 100644 --- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c @@ -580,13 +580,15 @@ static void iwl_set_hw_address_family_8000(struct device *dev, IWL_ERR_DEV(dev, "mac address is not found\n"); } +#define IWL_4165_DEVICE_ID 0x5501 + struct iwl_nvm_data * iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg, const __le16 *nvm_hw, const __le16 *nvm_sw, const __le16 *nvm_calib, const __le16 *regulatory, const __le16 *mac_override, const __le16 *phy_sku, u8 tx_chains, u8 rx_chains, bool lar_fw_supported, - u32 mac_addr0, u32 mac_addr1) + u32 mac_addr0, u32 mac_addr1, u32 hw_id) { struct iwl_nvm_data *data; u32 sku; @@ -625,6 +627,17 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg, (sku & NVM_SKU_CAP_11AC_ENABLE); data->sku_cap_mimo_disabled = sku & NVM_SKU_CAP_MIMO_DISABLE; + /* + * OTP 0x52 bug work around + * define antenna 1x1 according to MIMO disabled + */ + if (hw_id == IWL_4165_DEVICE_ID && data->sku_cap_mimo_disabled) { + data->valid_tx_ant = ANT_B; + data->valid_rx_ant = ANT_B; + tx_chains = ANT_B; + rx_chains = ANT_B; + } + data->n_hw_addrs = iwl_get_n_hw_addrs(cfg, nvm_sw); if (cfg->device_family != IWL_DEVICE_FAMILY_8000) { |