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: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index 6f2e92e..2acbb84 100644 (file)
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -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;