ath9k_hw: clean up hardware revision checks

- AR_SREV_5416_20_OR_LATER is always true, remove it
- AR_SREV_9280_20_OR_LATER is always true within eeprom_4k.c and eeprom_9287.c
- (AR_SREV_9271 || AR_SREV_9285) is always true in eeprom_4k.c

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 6 deletions

diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c
index e61404dda8c..e46f751ab50 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom.c
@@ -456,12 +456,7 @@ void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah,
                 pPdGainBoundaries[i] =
                         min((u16)MAX_RATE_POWER, pPdGainBoundaries[i]);
 
-                if ((i == 0) && !AR_SREV_5416_20_OR_LATER(ah)) {
-                        minDelta = pPdGainBoundaries[0] - 23;
-                        pPdGainBoundaries[0] = 23;
-                } else {
-                        minDelta = 0;
-                }
+                minDelta = 0;
 
                 if (i == 0) {
                         if (AR_SREV_9280_20_OR_LATER(ah))