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openwrt-xburst/package/mac80211/patches/520-ath9k_paprd_ht40_fix.patch
nbd d250cd4ca7 mac80211: sync latest version from trunk - improves stability and performance
git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@24678 3c298f89-4303-0410-b956-a3cf2f4a3e73
2010-12-18 18:37:58 +00:00

58 lines
2.3 KiB
Diff

--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -4762,6 +4762,7 @@ static void ath9k_hw_ar9300_set_txpower(
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
struct ath_common *common = ath9k_hw_common(ah);
struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;
+ struct ar9300_modal_eep_header *modal_hdr;
u8 targetPowerValT2[ar9300RateSize];
u8 target_power_val_t2_eep[ar9300RateSize];
unsigned int i = 0, paprd_scale_factor = 0;
@@ -4771,15 +4772,17 @@ static void ath9k_hw_ar9300_set_txpower(
if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) {
if (IS_CHAN_2GHZ(chan))
- ah->paprd_ratemask = (IS_CHAN_HT40(chan) ?
- le32_to_cpu(eep->modalHeader2G.papdRateMaskHt40) :
- le32_to_cpu(eep->modalHeader2G.papdRateMaskHt20))
- & AR9300_PAPRD_RATE_MASK;
+ modal_hdr = &eep->modalHeader2G;
else
- ah->paprd_ratemask = (IS_CHAN_HT40(chan) ?
- le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40) :
- le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20))
- & AR9300_PAPRD_RATE_MASK;
+ modal_hdr = &eep->modalHeader5G;
+
+ ah->paprd_ratemask =
+ le32_to_cpu(modal_hdr->papdRateMaskHt20) &
+ AR9300_PAPRD_RATE_MASK;
+
+ ah->paprd_ratemask_ht40 =
+ le32_to_cpu(modal_hdr->papdRateMaskHt40) &
+ AR9300_PAPRD_RATE_MASK;
paprd_scale_factor = ar9003_get_paprd_scale_factor(ah, chan);
min_pwridx = IS_CHAN_HT40(chan) ? ALL_TARGET_HT40_0_8_16 :
--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
@@ -134,7 +134,7 @@ static int ar9003_paprd_setup_single_tab
REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK,
ah->paprd_ratemask);
REG_RMW_FIELD(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK,
- AR_PHY_PAPRD_HT40_MASK);
+ ah->paprd_ratemask_ht40);
for (i = 0; i < ah->caps.max_txchains; i++) {
REG_RMW_FIELD(ah, ctrl0[i],
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -837,6 +837,7 @@ struct ath_hw {
unsigned int paprd_target_power;
unsigned int paprd_training_power;
unsigned int paprd_ratemask;
+ unsigned int paprd_ratemask_ht40;
bool paprd_table_write_done;
u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES];
u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES];