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From patchwork Fri Jun 3 05:46:57 2016
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Content-Type: text/plain; charset="utf-8"
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MIME-Version: 1.0
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Content-Transfer-Encoding: 7bit
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Subject: ath9k: fix GPIO mask for AR9462 and AR9565
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From: miaoqing pan <miaoqing@codeaurora.org>
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X-Patchwork-Id: 9151847
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Message-Id: <1464932817-30988-1-git-send-email-miaoqing@codeaurora.org>
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To: kvalo@qca.qualcomm.com
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Cc: linux-wireless@vger.kernel.org, ath9k-devel@qca.qualcomm.com,
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sudipm.mukherjee@gmail.com, Miaoqing Pan <miaoqing@codeaurora.org>
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Date: Fri, 3 Jun 2016 13:46:57 +0800
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From: Miaoqing Pan <miaoqing@codeaurora.org>
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The incorrect GPIO mask cause kernel warning, when AR9462 access GPIO11.
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Also fix the mask for AR9565.
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WARNING: CPU: 1 PID: 199 at ../drivers/net/wireless/ath/ath9k/hw.c:2778 ath9k_hw_gpio_get+0x1a9/0x1b0 [ath9k_hw]
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CPU: 1 PID: 199 Comm: kworker/u16:9 Not tainted 4.7.0-rc1-next-20160530+ #5
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Hardware name: Acer TravelMate P243/BA40_HC, BIOS V1.01 04/20/2012
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Workqueue: events_power_efficient rfkill_poll
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0000000000000000 ffff88002cf73d28 ffffffff813b8ddc 0000000000000000
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0000000000000000 ffff88002cf73d68 ffffffff8107a331 00000ada00000086
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ffff880148d9c018 000000000000000b ffff880147e68720 0000000000000200
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Call Trace:
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[<ffffffff813b8ddc>] dump_stack+0x63/0x87
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[<ffffffff8107a331>] __warn+0xd1/0xf0
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[<ffffffff8107a41d>] warn_slowpath_null+0x1d/0x20
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[<ffffffffc0775b19>] ath9k_hw_gpio_get+0x1a9/0x1b0 [ath9k_hw]
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[<ffffffffc047f3e4>] ath9k_rfkill_poll_state+0x34/0x60 [ath9k]
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[<ffffffffc06dbb53>] ieee80211_rfkill_poll+0x33/0x40 [mac80211]
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[<ffffffffc03ad65a>] cfg80211_rfkill_poll+0x2a/0xc0 [cfg80211]
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[<ffffffff817c5514>] rfkill_poll+0x24/0x50
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[<ffffffff81093183>] process_one_work+0x153/0x3f0
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[<ffffffff8109393b>] worker_thread+0x12b/0x4b0
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[<ffffffff81093810>] ? rescuer_thread+0x340/0x340
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[<ffffffff81099129>] kthread+0xc9/0xe0
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[<ffffffff817d8f1f>] ret_from_fork+0x1f/0x40
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[<ffffffff81099060>] ? kthread_park+0x60/0x60
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Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
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---
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drivers/net/wireless/ath/ath9k/reg.h | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
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index 9272ca9..80ff69f 100644
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--- a/drivers/net/wireless/ath/ath9k/reg.h
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+++ b/drivers/net/wireless/ath/ath9k/reg.h
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@@ -1122,12 +1122,12 @@ enum {
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#define AR9300_NUM_GPIO 16
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#define AR9330_NUM_GPIO 16
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#define AR9340_NUM_GPIO 23
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-#define AR9462_NUM_GPIO 10
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+#define AR9462_NUM_GPIO 14
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#define AR9485_NUM_GPIO 12
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#define AR9531_NUM_GPIO 18
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#define AR9550_NUM_GPIO 24
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#define AR9561_NUM_GPIO 23
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-#define AR9565_NUM_GPIO 12
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+#define AR9565_NUM_GPIO 14
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#define AR9580_NUM_GPIO 16
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#define AR7010_NUM_GPIO 16
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@@ -1139,12 +1139,12 @@ enum {
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#define AR9300_GPIO_MASK 0x0000F4FF
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#define AR9330_GPIO_MASK 0x0000F4FF
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#define AR9340_GPIO_MASK 0x0000000F
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-#define AR9462_GPIO_MASK 0x000003FF
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+#define AR9462_GPIO_MASK 0x00003FFF
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#define AR9485_GPIO_MASK 0x00000FFF
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#define AR9531_GPIO_MASK 0x0000000F
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#define AR9550_GPIO_MASK 0x0000000F
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#define AR9561_GPIO_MASK 0x0000000F
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-#define AR9565_GPIO_MASK 0x00000FFF
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+#define AR9565_GPIO_MASK 0x00003FFF
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#define AR9580_GPIO_MASK 0x0000F4FF
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#define AR7010_GPIO_MASK 0x0000FFFF
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