diff options
| author | Helmut Schaa <helmut.schaa@googlemail.com> | 2010-07-11 14:23:09 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-07-13 00:05:32 +0400 |
| commit | 5e846004914d2295e020edd48a828b653323f93e (patch) | |
| tree | 2a5d150d952cb42c5d798d19e3caad9b50c55c2d /drivers/net/wireless/rt2x00/rt2800.h | |
| parent | 8b967e41e0f75328150b7cddf79de4ee57616f01 (diff) | |
| download | linux-5e846004914d2295e020edd48a828b653323f93e.tar.xz | |
rt2x00: Limit txpower by eeprom values
Limit the txpower per rate by the approriate values in the eeprom.
This avoids too high txpower values resulting in bad tx performance.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800.h')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2800.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 3ed87badc2d3..3cda22931876 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -803,6 +803,18 @@ #define EDCA_TID_AC_MAP 0x1310 /* + * TX_PWR_CFG: + */ +#define TX_PWR_CFG_RATE0 FIELD32(0x0000000f) +#define TX_PWR_CFG_RATE1 FIELD32(0x000000f0) +#define TX_PWR_CFG_RATE2 FIELD32(0x00000f00) +#define TX_PWR_CFG_RATE3 FIELD32(0x0000f000) +#define TX_PWR_CFG_RATE4 FIELD32(0x000f0000) +#define TX_PWR_CFG_RATE5 FIELD32(0x00f00000) +#define TX_PWR_CFG_RATE6 FIELD32(0x0f000000) +#define TX_PWR_CFG_RATE7 FIELD32(0xf0000000) + +/* * TX_PWR_CFG_0: */ #define TX_PWR_CFG_0 0x1314 @@ -1853,9 +1865,15 @@ struct mac_iveiv_entry { #define EEPROM_TXPOWER_A_2 FIELD16(0xff00) /* - * EEPROM TXpower byrate: 20MHZ power + * EEPROM TXPOWER by rate: tx power per tx rate for HT20 mode */ #define EEPROM_TXPOWER_BYRATE 0x006f +#define EEPROM_TXPOWER_BYRATE_SIZE 9 + +#define EEPROM_TXPOWER_BYRATE_RATE0 FIELD16(0x000f) +#define EEPROM_TXPOWER_BYRATE_RATE1 FIELD16(0x00f0) +#define EEPROM_TXPOWER_BYRATE_RATE2 FIELD16(0x0f00) +#define EEPROM_TXPOWER_BYRATE_RATE3 FIELD16(0xf000) /* * EEPROM BBP. |