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authorMiaoqing Pan <miaoqing@codeaurora.org>2016-08-04 15:48:34 +0800
committerKalle Valo <kvalo@qca.qualcomm.com>2016-09-02 19:32:04 +0300
commitdb7b542e4a789156a4fb61278f2074795fe2eb9c (patch)
tree31c1e81eff8cd418aa03727bd91f3c253199a792 /drivers/net
parent4e80ffab0e722911842b59299dbf8033709673e5 (diff)
downloadlinux-db7b542e4a789156a4fb61278f2074795fe2eb9c.tar.bz2
ath9k: fix AR5416 access GPIO warning
The warning was seen on AR5416 chip, which invoke ath9k_hw_gio_get() before the GPIO initialized correctly. WARNING: CPU: 1 PID: 1159 at ~/drivers/net/wireless/ath/ath9k/hw.c:2776 ath9k_hw_gpio_get+0x148/0x1a0 [ath9k_hw] ... CPU: 1 PID: 1159 Comm: systemd-udevd Not tainted 4.7.0-rc7-aptosid-amd64 #1 aptosid 4.7~rc7-1~git92.slh.3 Hardware name: /DH67CL, BIOS BLH6710H.86A.0160.2012.1204.1156 12/04/2012 0000000000000286 00000000f912d633 ffffffff81290fd3 0000000000000000 0000000000000000 ffffffff81063fd4 ffff88040c6dc018 0000000000000000 0000000000000002 0000000000000000 0000000000000100 ffff88040c6dc018 Call Trace: [<ffffffff81290fd3>] ? dump_stack+0x5c/0x79 [<ffffffff81063fd4>] ? __warn+0xb4/0xd0 [<ffffffffa0668fb8>] ? ath9k_hw_gpio_get+0x148/0x1a0 [ath9k_hw] Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org> Reported-by: Stefan Lippers-Hollmann <s.l-h@gmx.de> Tested-by: Stefan Lippers-Hollmann <s.l-h@gmx.de> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index d1d0c06d627c..14b13f07cd1f 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2482,6 +2482,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
return -EINVAL;
}
+ ath9k_gpio_cap_init(ah);
+
if (AR_SREV_9485(ah) ||
AR_SREV_9285(ah) ||
AR_SREV_9330(ah) ||
@@ -2531,8 +2533,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
else
pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
- ath9k_gpio_cap_init(ah);
-
if (AR_SREV_9160_10_OR_LATER(ah) || AR_SREV_9100(ah))
pCap->rts_aggr_limit = ATH_AMPDU_LIMIT_MAX;
else