ath9k_hw: Add a helper to get paprd scale factor (8698bca6) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/net/wireless/ath/ath9k/ar9003_eeprom.c

+21 −0

Original line number	Original line	Diff line number	Diff line
	@@ -4843,6 +4843,27 @@ u8 ar9003_get_spur_chan_ptr(struct ath_hw ah, bool is_2ghz)
	return eep->modalHeader5G.spurChans;		return eep->modalHeader5G.spurChans;
	}		}

			unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah,
			struct ath9k_channel *chan)
			{
			struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep;

			if (IS_CHAN_2GHZ(chan))
			return MS(le32_to_cpu(eep->modalHeader2G.papdRateMaskHt20),
			AR9300_PAPRD_SCALE_1);
			else {
			if (chan->channel >= 5700)
			return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt20),
			AR9300_PAPRD_SCALE_1);
			else if (chan->channel >= 5400)
			return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40),
			AR9300_PAPRD_SCALE_2);
			else
			return MS(le32_to_cpu(eep->modalHeader5G.papdRateMaskHt40),
			AR9300_PAPRD_SCALE_1);
			}
			}

	const struct eeprom_ops eep_ar9300_ops = {		const struct eeprom_ops eep_ar9300_ops = {
	.check_eeprom = ath9k_hw_ar9300_check_eeprom,		.check_eeprom = ath9k_hw_ar9300_check_eeprom,
	.get_eeprom = ath9k_hw_ar9300_get_eeprom,		.get_eeprom = ath9k_hw_ar9300_get_eeprom,

+3 −0

Original line number	Original line	Diff line number	Diff line
	@@ -315,4 +315,7 @@ s32 ar9003_hw_get_tx_gain_idx(struct ath_hw *ah);
	s32 ar9003_hw_get_rx_gain_idx(struct ath_hw *ah);		s32 ar9003_hw_get_rx_gain_idx(struct ath_hw *ah);

	u8 ar9003_get_spur_chan_ptr(struct ath_hw ah, bool is_2ghz);		u8 ar9003_get_spur_chan_ptr(struct ath_hw ah, bool is_2ghz);

			unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah,
			struct ath9k_channel *chan);
	#endif		#endif