diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-ucode.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-ucode.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c index 3a9537953875..703621107dac 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c @@ -215,6 +215,25 @@ static int iwlagn_set_Xtal_calib(struct iwl_priv *priv) (u8 *)&cmd, sizeof(cmd)); } +static int iwlagn_set_temperature_offset_calib(struct iwl_priv *priv) +{ + struct iwl_calib_temperature_offset_cmd cmd; + __le16 *offset_calib = + (__le16 *)iwl_eeprom_query_addr(priv, EEPROM_5000_TEMPERATURE); + cmd.hdr.op_code = IWL_PHY_CALIBRATE_TEMP_OFFSET_CMD; + cmd.hdr.first_group = 0; + cmd.hdr.groups_num = 1; + cmd.hdr.data_valid = 1; + cmd.radio_sensor_offset = le16_to_cpu(offset_calib[1]); + if (!(cmd.radio_sensor_offset)) + cmd.radio_sensor_offset = DEFAULT_RADIO_SENSOR_OFFSET; + cmd.reserved = 0; + IWL_DEBUG_CALIB(priv, "Radio sensor offset: %d\n", + cmd.radio_sensor_offset); + return iwl_calib_set(&priv->calib_results[IWL_CALIB_TEMP_OFFSET], + (u8 *)&cmd, sizeof(cmd)); +} + static int iwlagn_send_calib_cfg(struct iwl_priv *priv) { struct iwl_calib_cfg_cmd calib_cfg_cmd; @@ -321,6 +340,14 @@ void iwlagn_init_alive_start(struct iwl_priv *priv) } iwlagn_send_calib_cfg(priv); + + /** + * temperature offset calibration is only needed for runtime ucode, + * so prepare the value now. + */ + if (priv->cfg->need_temp_offset_calib) + iwlagn_set_temperature_offset_calib(priv); + return; restart: |