From 673424ce0e77450c24b300153387e271f470fc7c Mon Sep 17 00:00:00 2001 From: Wenli Looi Date: Sun, 20 Mar 2022 17:30:10 -0600 Subject: ath9k: add functions to get paprd rate mask MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This removes some code duplication with le32_to_cpu. This may also be required for QCN550x support, to provide an abstraction over the underlying EEPROM format. Signed-off-by: Wenli Looi Acked-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220320233010.123106-7-wlooi@ucalgary.ca --- drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 33 ++++++++++++++------------ drivers/net/wireless/ath/ath9k/ar9003_eeprom.h | 2 ++ drivers/net/wireless/ath/ath9k/ar9003_paprd.c | 10 ++++---- 3 files changed, 25 insertions(+), 20 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index a109a44a1999..abf12de0e381 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -5449,8 +5449,6 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, { 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]; u8 targetPowerValT2_tpc[ar9300RateSize]; @@ -5465,17 +5463,12 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, ar9003_hw_get_target_power_eeprom(ah, chan, targetPowerValT2); if (ar9003_is_paprd_enabled(ah)) { - if (IS_CHAN_2GHZ(chan)) - modal_hdr = &eep->modalHeader2G; - else - modal_hdr = &eep->modalHeader5G; - ah->paprd_ratemask = - le32_to_cpu(modal_hdr->papdRateMaskHt20) & + ar9003_get_paprd_rate_mask_ht20(ah, IS_CHAN_2GHZ(chan)) & AR9300_PAPRD_RATE_MASK; ah->paprd_ratemask_ht40 = - le32_to_cpu(modal_hdr->papdRateMaskHt40) & + ar9003_get_paprd_rate_mask_ht40(ah, IS_CHAN_2GHZ(chan)) & AR9300_PAPRD_RATE_MASK; paprd_scale_factor = ar9003_get_paprd_scale_factor(ah, chan); @@ -5592,23 +5585,33 @@ u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is2ghz) return ar9003_modal_header(ah, is2ghz)->spurChans; } +u32 ar9003_get_paprd_rate_mask_ht20(struct ath_hw *ah, bool is2ghz) +{ + return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->papdRateMaskHt20); +} + +u32 ar9003_get_paprd_rate_mask_ht40(struct ath_hw *ah, bool is2ghz) +{ + return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->papdRateMaskHt40); +} + unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah, struct ath9k_channel *chan) { - struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + bool is2ghz = IS_CHAN_2GHZ(chan); - if (IS_CHAN_2GHZ(chan)) - return MS(le32_to_cpu(eep->modalHeader2G.papdRateMaskHt20), + if (is2ghz) + return MS(ar9003_get_paprd_rate_mask_ht20(ah, is2ghz), AR9300_PAPRD_SCALE_1); else { if (chan->channel >= 5700) - return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20), + return MS(ar9003_get_paprd_rate_mask_ht20(ah, is2ghz), AR9300_PAPRD_SCALE_1); else if (chan->channel >= 5400) - return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40), + return MS(ar9003_get_paprd_rate_mask_ht40(ah, is2ghz), AR9300_PAPRD_SCALE_2); else - return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40), + return MS(ar9003_get_paprd_rate_mask_ht40(ah, is2ghz), AR9300_PAPRD_SCALE_1); } } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h index e8fda54acfe3..f8ae20318302 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h @@ -363,6 +363,8 @@ u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz); u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz); +u32 ar9003_get_paprd_rate_mask_ht20(struct ath_hw *ah, bool is2ghz); +u32 ar9003_get_paprd_rate_mask_ht40(struct ath_hw *ah, bool is2ghz); unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah, struct ath9k_channel *chan); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 34e100940284..b2d53b6c0ffd 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -21,7 +21,7 @@ void ar9003_paprd_enable(struct ath_hw *ah, bool val) { struct ath9k_channel *chan = ah->curchan; - struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + bool is2ghz = IS_CHAN_2GHZ(chan); /* * 3 bits for modalHeader5G.papdRateMaskHt20 @@ -36,17 +36,17 @@ void ar9003_paprd_enable(struct ath_hw *ah, bool val) * -- disable PAPRD for lower band 5GHz */ - if (IS_CHAN_5GHZ(chan)) { + if (!is2ghz) { if (chan->channel >= UPPER_5G_SUB_BAND_START) { - if (le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20) + if (ar9003_get_paprd_rate_mask_ht20(ah, is2ghz) & BIT(30)) val = false; } else if (chan->channel >= MID_5G_SUB_BAND_START) { - if (le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20) + if (ar9003_get_paprd_rate_mask_ht20(ah, is2ghz) & BIT(29)) val = false; } else { - if (le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20) + if (ar9003_get_paprd_rate_mask_ht20(ah, is2ghz) & BIT(28)) val = false; } -- cgit v1.2.3