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| author | Gabor Juhos <juhosg@openwrt.org> | 2012-04-14 22:01:58 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-04-16 14:38:53 -0400 |
| commit | ea6f792b2b893249e0eeffdb3fe0ea191eaf80d7 (patch) | |
| tree | 1e306360812654cd4988b09ea01ab8eb53c8cf37 /drivers/net/wireless/ath/ath9k/eeprom.h | |
| parent | 21bd6ea3116998e429dad796bce785e18df39daa (diff) | |
| download | op-kernel-dev-ea6f792b2b893249e0eeffdb3fe0ea191eaf80d7.zip op-kernel-dev-ea6f792b2b893249e0eeffdb3fe0ea191eaf80d7.tar.gz | |
ath9k: introduce ath9k_hw_get_scaled_power helper
The computation of the scaled power value in
various eeprom files uses identical code. Move
that code into a helper function and use that
instead of code duplication.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.h b/drivers/net/wireless/ath/ath9k/eeprom.h index 5ff7ab9..8d779b4 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.h +++ b/drivers/net/wireless/ath/ath9k/eeprom.h @@ -82,6 +82,9 @@ #define INCREASE_MAXPOW_BY_TWO_CHAIN 6 /* 10*log10(2)*2 */ #define INCREASE_MAXPOW_BY_THREE_CHAIN 10 /* 10*log10(3)*2 */ +#define REDUCE_SCALED_POWER_BY_TWO_CHAIN 6 /* 10*log10(2)*2 */ +#define REDUCE_SCALED_POWER_BY_THREE_CHAIN 10 /* 10*log10(3)*2 */ + /* * For AR9285 and later chipsets, the following bits are not being programmed * in EEPROM and so need to be enabled always. @@ -686,6 +689,8 @@ void ath9k_hw_get_target_powers(struct ath_hw *ah, u16 numRates, bool isHt40Target); u16 ath9k_hw_get_max_edge_power(u16 freq, struct cal_ctl_edges *pRdEdgesPower, bool is2GHz, int num_band_edges); +u16 ath9k_hw_get_scaled_power(struct ath_hw *ah, u16 power_limit, + u8 antenna_reduction); void ath9k_hw_update_regulatory_maxpower(struct ath_hw *ah); int ath9k_hw_eeprom_init(struct ath_hw *ah); |
