• Miaoqing Pan's avatar
    ath9k: fix GPIO mask for AR9462 and AR9565 · e024111f
    Miaoqing Pan authored
    The incorrect GPIO mask cause kernel warning, when AR9462 access GPIO11.
    Also fix the mask for AR9565.
    
    WARNING: CPU: 1 PID: 199 at ../drivers/net/wireless/ath/ath9k/hw.c:2778 ath9k_hw_gpio_get+0x1a9/0x1b0 [ath9k_hw]
    CPU: 1 PID: 199 Comm: kworker/u16:9 Not tainted 4.7.0-rc1-next-20160530+ #5
    Hardware name: Acer TravelMate P243/BA40_HC, BIOS V1.01 04/20/2012
    Workqueue: events_power_efficient rfkill_poll
     0000000000000000 ffff88002cf73d28 ffffffff813b8ddc 0000000000000000
     0000000000000000 ffff88002cf73d68 ffffffff8107a331 00000ada00000086
     ffff880148d9c018 000000000000000b ffff880147e68720 0000000000000200
    Call Trace:
     [<ffffffff813b8ddc>] dump_stack+0x63/0x87
     [<ffffffff8107a331>] __warn+0xd1/0xf0
     [<ffffffff8107a41d>] warn_slowpath_null+0x1d/0x20
     [<ffffffffc0775b19>] ath9k_hw_gpio_get+0x1a9/0x1b0 [ath9k_hw]
     [<ffffffffc047f3e4>] ath9k_rfkill_poll_state+0x34/0x60 [ath9k]
     [<ffffffffc06dbb53>] ieee80211_rfkill_poll+0x33/0x40 [mac80211]
     [<ffffffffc03ad65a>] cfg80211_rfkill_poll+0x2a/0xc0 [cfg80211]
     [<ffffffff817c5514>] rfkill_poll+0x24/0x50
     [<ffffffff81093183>] process_one_work+0x153/0x3f0
     [<ffffffff8109393b>] worker_thread+0x12b/0x4b0
     [<ffffffff81093810>] ? rescuer_thread+0x340/0x340
     [<ffffffff81099129>] kthread+0xc9/0xe0
     [<ffffffff817d8f1f>] ret_from_fork+0x1f/0x40
     [<ffffffff81099060>] ? kthread_park+0x60/0x60
    
    Fixes: a01ab81b ("ath9k: define correct GPIO numbers and bits mask")
    Reported-by: default avatarSudip Mukherjee <sudip.mukherjee@codethink.co.uk>
    Tested-by: default avatarSudip Mukherjee <sudip.mukherjee@codethink.co.uk>
    Signed-off-by: default avatarMiaoqing Pan <miaoqing@codeaurora.org>
    Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
    e024111f
reg.h 78.4 KB