diff options
| author | Senthil Balasubramanian <senthilkumar@atheros.com> | 2009-09-18 15:08:20 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-10-07 16:39:40 -0400 |
| commit | e41f0bfcb130d9f17cf5ee8e46d739c1bebda963 (patch) | |
| tree | d8a81b3e0cb3bb0b48ce711ae7684312ae69991a /drivers/net/wireless/ath/ath9k/eeprom.h | |
| parent | ebb90cfc32f0d7ee55be7787ce7d88e521e9ed01 (diff) | |
ath9k: Fix bugs in handling TX power
* Get power table offset from the EEPROM instead of using
a hardcoded value of -5 if the EEPROM rev is >= 21.
* Add support in the 4k eeprom code for tx power offset
in case we have a 4k AR9280 implementation.
* Fix tx power accuracy at high powers.
Signed-off-by: Senthil Balasubramanian <senthilkumar@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/eeprom.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/eeprom.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.h b/drivers/net/wireless/ath/ath9k/eeprom.h index 33492741735..2f2993b50e2 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.h +++ b/drivers/net/wireless/ath/ath9k/eeprom.h @@ -134,6 +134,7 @@ #define AR5416_EEP_MINOR_VER_17 0x11 #define AR5416_EEP_MINOR_VER_19 0x13 #define AR5416_EEP_MINOR_VER_20 0x14 +#define AR5416_EEP_MINOR_VER_21 0x15 #define AR5416_EEP_MINOR_VER_22 0x16 #define AR5416_NUM_5G_CAL_PIERS 8 @@ -154,7 +155,7 @@ #define AR5416_BCHAN_UNUSED 0xFF #define AR5416_MAX_PWR_RANGE_IN_HALF_DB 64 #define AR5416_MAX_CHAINS 3 -#define AR5416_PWR_TABLE_OFFSET -5 +#define AR5416_PWR_TABLE_OFFSET_DB -5 /* Rx gain type values */ #define AR5416_EEP_RXGAIN_23DB_BACKOFF 0 @@ -302,7 +303,7 @@ struct base_eep_header { u8 txGainType; u8 rcChainMask; u8 desiredScaleCCK; - u8 power_table_offset; + u8 pwr_table_offset; u8 frac_n_5g; u8 futureBase_3[21]; } __packed; |