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authorFelix Fietkau <nbd@openwrt.org>2011-04-13 21:56:42 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-04-14 15:35:08 -0400
commit7f94f05b24b47f6b70f2322b26876d0636329dfe (patch)
tree6506ec03e588dfd9d0e8fb16db25d1d4154e7283 /drivers/net/wireless/ath/ath5k/caps.c
parent10add41f2b7a7bc1a74ba7bb535a6745cac318a2 (diff)
ath5k: disable 5 GHz support if a 2.4 GHz radio is detected
On a dual-radio dual-band AR5312 device, the calibration data is shared between the 5 GHz and the 2.4 GHz radio/MAC. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Tested-by: Sedat Dilek <sedat.dilek@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath5k/caps.c')
-rw-r--r--drivers/net/wireless/ath/ath5k/caps.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/caps.c b/drivers/net/wireless/ath/ath5k/caps.c
index f77e8a703c5..7dd88e1c3ff 100644
--- a/drivers/net/wireless/ath/ath5k/caps.c
+++ b/drivers/net/wireless/ath/ath5k/caps.c
@@ -94,6 +94,9 @@ int ath5k_hw_set_capabilities(struct ath5k_hw *ah)
}
}
+ if ((ah->ah_radio_5ghz_revision & 0xf0) == AR5K_SREV_RAD_2112)
+ __clear_bit(AR5K_MODE_11A, caps->cap_mode);
+
/* Set number of supported TX queues */
if (ah->ah_version == AR5K_AR5210)
caps->cap_queues.q_tx_num = AR5K_NUM_TX_QUEUES_NOQCU;