This avoids a branch on every channel change.
Signed-off-by: Luis R. Rodriguez <lrodrig...@atheros.com>
---
drivers/net/wireless/ath/ath9k/hw.c | 15 ++++++---------
drivers/net/wireless/ath/ath9k/hw.h | 4 +++-
2 files changed, 9 insertions(+), 10 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c
b/drivers/net/wireless/ath/ath9k/hw.c
index e27be74..e0d696d 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -951,8 +951,11 @@ int ath9k_hw_init(struct ath_hw *ah)
ath9k_hw_init_cal_settings(ah);
ah->ani_function = ATH9K_ANI_ALL;
- if (AR_SREV_9280_10_OR_LATER(ah))
+ if (AR_SREV_9280_10_OR_LATER(ah)) {
ah->ani_function &= ~ATH9K_ANI_NOISE_IMMUNITY_LEVEL;
+ ah->ath9k_hw_rf_set_freq = &ath9k_hw_ar9280_set_channel;
+ } else
+ ah->ath9k_hw_rf_set_freq = &ath9k_hw_set_channel;
ath9k_hw_init_mode_regs(ah);
@@ -1888,10 +1891,7 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
ath9k_hw_set_regs(ah, chan);
- if (AR_SREV_9280_10_OR_LATER(ah))
- r = ath9k_hw_ar9280_set_channel(ah, chan);
- else
- r = ath9k_hw_set_channel(ah, chan);
+ r = ah->ath9k_hw_rf_set_freq(ah, chan);
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Failed to set channel\n");
@@ -2533,10 +2533,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct
ath9k_channel *chan,
REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR);
- if (AR_SREV_9280_10_OR_LATER(ah))
- r = ath9k_hw_ar9280_set_channel(ah, chan);
- else
- r = ath9k_hw_set_channel(ah, chan);
+ r = ah->ath9k_hw_rf_set_freq(ah, chan);
if (r)
return r;
diff --git a/drivers/net/wireless/ath/ath9k/hw.h
b/drivers/net/wireless/ath/ath9k/hw.h
index f9eb57b..7c97e5f 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -548,7 +548,9 @@ struct ath_hw {
DONT_USE_32KHZ,
} enable_32kHz_clock;
- /* RF */
+ /* Callback for radio frequency change */
+ int (*ath9k_hw_rf_set_freq)(struct ath_hw *ah, struct ath9k_channel
*chan);
+ /* Used to program the radio on non single-chip devices */
u32 *analogBank0Data;
u32 *analogBank1Data;
u32 *analogBank2Data;
--
1.6.0.4
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