linux-kernel - [PATCH V2 1/5] watchdog: of_xilinx

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Date:   Mon, 29 Mar 2021 21:49:35 +0530
From:   Srinivas Neeli <srinivas.neeli@...inx.com>
To:     <linux@...ck-us.net>, <shubhraj@...inx.com>, <sgoud@...inx.com>,
        <michal.simek@...inx.com>
CC:     <wim@...ux-watchdog.org>, <linux-watchdog@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <git@...inx.com>,
        Srinivas Goud <srinivas.goud@...inx.com>,
        Srinivas Neeli <srinivas.neeli@...inx.com>
Subject: [PATCH V2 1/5] watchdog: of_xilinx_wdt: Add comment to spinlock

From: Srinivas Goud <srinivas.goud@...inx.com>

Based on checkpatch every spinlock should be documented.
The patch is fixing this issue:
./scripts/checkpatch.pl --strict -f drivers/watchdog/of_xilinx_wdt.c
CHECK: spinlock_t definition without comment
+	spinlock_t spinlock;

Signed-off-by: Srinivas Goud <srinivas.goud@...inx.com>
Signed-off-by: Michal Simek <michal.simek@...inx.com>
Signed-off-by: Srinivas Neeli <srinivas.neeli@...inx.com>
Reviewed-by: Guenter Roeck <linux@...ck-us.net>
---
 drivers/watchdog/of_xilinx_wdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/of_xilinx_wdt.c b/drivers/watchdog/of_xilinx_wdt.c
index 7fe4f7c3f7ce..00549164b3d7 100644
--- a/drivers/watchdog/of_xilinx_wdt.c
+++ b/drivers/watchdog/of_xilinx_wdt.c
@@ -40,7 +40,7 @@
 struct xwdt_device {
 	void __iomem *base;
 	u32 wdt_interval;
-	spinlock_t spinlock;
+	spinlock_t spinlock; /* spinlock for register handling */
 	struct watchdog_device xilinx_wdt_wdd;
 	struct clk		*clk;
 };
-- 
2.9.1