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path: root/drivers/net/wireless/ath/ath9k/hw.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c59
1 files changed, 19 insertions, 40 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 5879c731e9e7..4acfab514916 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1274,7 +1274,6 @@ static int ath9k_hw_process_ini(struct ath_hw *ah,
int i, regWrites = 0;
struct ieee80211_channel *channel = chan->chan;
u32 modesIndex, freqIndex;
- int status;
switch (chan->chanmode) {
case CHANNEL_A:
@@ -1376,17 +1375,12 @@ static int ath9k_hw_process_ini(struct ath_hw *ah,
if (OLC_FOR_AR9280_20_LATER)
ath9k_olc_init(ah);
- status = ah->eep_ops->set_txpower(ah, chan,
- ath9k_regd_get_ctl(&ah->regulatory, chan),
- channel->max_antenna_gain * 2,
- channel->max_power * 2,
- min((u32) MAX_RATE_POWER,
- (u32) ah->regulatory.power_limit));
- if (status != 0) {
- DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
- "Error initializing transmit power\n");
- return -EIO;
- }
+ ah->eep_ops->set_txpower(ah, chan,
+ ath9k_regd_get_ctl(&ah->regulatory, chan),
+ channel->max_antenna_gain * 2,
+ channel->max_power * 2,
+ min((u32) MAX_RATE_POWER,
+ (u32) ah->regulatory.power_limit));
if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) {
DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
@@ -1617,11 +1611,9 @@ static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type)
switch (type) {
case ATH9K_RESET_POWER_ON:
return ath9k_hw_set_reset_power_on(ah);
- break;
case ATH9K_RESET_WARM:
case ATH9K_RESET_COLD:
return ath9k_hw_set_reset(ah, type);
- break;
default:
return false;
}
@@ -1703,11 +1695,7 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
ath9k_hw_set_regs(ah, chan, macmode);
if (AR_SREV_9280_10_OR_LATER(ah)) {
- if (!(ath9k_hw_ar9280_set_channel(ah, chan))) {
- DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
- "Failed to set channel\n");
- return false;
- }
+ ath9k_hw_ar9280_set_channel(ah, chan);
} else {
if (!(ath9k_hw_set_channel(ah, chan))) {
DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
@@ -1716,16 +1704,12 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
}
}
- if (ah->eep_ops->set_txpower(ah, chan,
+ ah->eep_ops->set_txpower(ah, chan,
ath9k_regd_get_ctl(&ah->regulatory, chan),
channel->max_antenna_gain * 2,
channel->max_power * 2,
min((u32) MAX_RATE_POWER,
- (u32) ah->regulatory.power_limit)) != 0) {
- DPRINTF(ah->ah_sc, ATH_DBG_EEPROM,
- "Error initializing transmit power\n");
- return false;
- }
+ (u32) ah->regulatory.power_limit));
synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
if (IS_CHAN_B(chan))
@@ -2313,13 +2297,11 @@ 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)) {
- if (!(ath9k_hw_ar9280_set_channel(ah, chan)))
- return -EIO;
- } else {
+ if (AR_SREV_9280_10_OR_LATER(ah))
+ ath9k_hw_ar9280_set_channel(ah, chan);
+ else
if (!(ath9k_hw_set_channel(ah, chan)))
return -EIO;
- }
for (i = 0; i < AR_NUM_DCU; i++)
REG_WRITE(ah, AR_DQCUMASK(i), 1 << i);
@@ -3750,22 +3732,19 @@ bool ath9k_hw_disable(struct ath_hw *ah)
return ath9k_hw_set_reset_reg(ah, ATH9K_RESET_COLD);
}
-bool ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit)
+void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit)
{
struct ath9k_channel *chan = ah->curchan;
struct ieee80211_channel *channel = chan->chan;
ah->regulatory.power_limit = min(limit, (u32) MAX_RATE_POWER);
- if (ah->eep_ops->set_txpower(ah, chan,
- ath9k_regd_get_ctl(&ah->regulatory, chan),
- channel->max_antenna_gain * 2,
- channel->max_power * 2,
- min((u32) MAX_RATE_POWER,
- (u32) ah->regulatory.power_limit)) != 0)
- return false;
-
- return true;
+ ah->eep_ops->set_txpower(ah, chan,
+ ath9k_regd_get_ctl(&ah->regulatory, chan),
+ channel->max_antenna_gain * 2,
+ channel->max_power * 2,
+ min((u32) MAX_RATE_POWER,
+ (u32) ah->regulatory.power_limit));
}
void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac)