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Commit 8147f5de authored by Sujith's avatar Sujith Committed by John W. Linville
Browse files

ath9k: Fix bug in EEPROM chainmask retrieval 



Using wrong chainmasks would have an adverse impact on performance.
This patch fixes chainmask retrieval for non-PCIE cards.

Signed-off-by: default avatarSujith <Sujith.Manoharan@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 9e712790

drivers/net/wireless/ath9k/hw.c

+5 −8
Original line number Diff line number Diff line
@@ -3220,14 +3220,11 @@ bool ath9k_hw_fill_cap_info(struct ath_hw *ah) 
	}



	pCap->tx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_TX_MASK);

	if ((ah->is_pciexpress)

	    || (eeval & AR5416_OPFLAGS_11A)) {

		pCap->rx_chainmask =

			ah->eep_ops->get_eeprom(ah, EEP_RX_MASK);

	} else {

		pCap->rx_chainmask =

			(ath9k_hw_gpio_get(ah, 0)) ? 0x5 : 0x7;

	}

	if ((ah->hw_version.devid == AR5416_DEVID_PCI) &&

	    !(eeval & AR5416_OPFLAGS_11A))

		pCap->rx_chainmask = ath9k_hw_gpio_get(ah, 0) ? 0x5 : 0x7;

	else

		pCap->rx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_RX_MASK);



	if (!(AR_SREV_9280(ah) && (ah->hw_version.macRev == 0)))

		ah->misc_mode |= AR_PCU_MIC_NEW_LOC_ENA;