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Commit 5cf4e69d authored by Michal Simek's avatar Michal Simek Committed by Wim Van Sebroeck
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watchdog: xilinx: Move control_status_reg to functions 



control_status_reg is temp variables and should be
used locally by specific function.

Signed-off-by: default avatarMichal Simek <michal.simek@xilinx.com>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@iguana.be>
parent d14fd964

drivers/watchdog/of_xilinx_wdt.c

+6 −1
Original line number Diff line number Diff line
@@ -51,13 +51,14 @@ struct xwdt_device { 
static struct xwdt_device xdev;



static  u32 timeout;

static  u32 control_status_reg;

static  u8  no_timeout;



static  DEFINE_SPINLOCK(spinlock);



static int xilinx_wdt_start(struct watchdog_device *wdd)

{

	u32 control_status_reg;



	spin_lock(&spinlock);



	/* Clean previous status and enable the watchdog timer */
@@ -76,6 +77,8 @@ static int xilinx_wdt_start(struct watchdog_device *wdd) 


static int xilinx_wdt_stop(struct watchdog_device *wdd)

{

	u32 control_status_reg;



	spin_lock(&spinlock);



	control_status_reg = ioread32(xdev.base + XWT_TWCSR0_OFFSET);
@@ -93,6 +96,8 @@ static int xilinx_wdt_stop(struct watchdog_device *wdd) 


static int xilinx_wdt_keepalive(struct watchdog_device *wdd)

{

	u32 control_status_reg;



	spin_lock(&spinlock);



	control_status_reg = ioread32(xdev.base + XWT_TWCSR0_OFFSET);