watchdog: hpwdt (6/12): Introduce SECS_TO_TICKS() macro (e802e32d) · Commits · 戴 / test

Define a macro to convert from seconds to timer ticks. Signed-off-by:

drivers/watchdog/hpwdt.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@
		#include <asm/cacheflush.h>

		#define HPWDT_VERSION "1.1.1"
		#define SECS_TO_TICKS(secs) ((secs) * 1000 / 128)
		#define DEFAULT_MARGIN 30

		static unsigned int soft_margin = DEFAULT_MARGIN; /* in seconds */
		@@ -410,7 +411,7 @@ static int __devinit detect_cru_service(void)
		*/
		static void hpwdt_start(void)
		{
		reload = (soft_margin * 1000) / 128;
		reload = SECS_TO_TICKS(soft_margin);
		iowrite16(reload, hpwdt_timer_reg);
		iowrite16(0x85, hpwdt_timer_con);
		}
		@@ -443,7 +444,7 @@ static int hpwdt_change_timer(int new_margin)
		printk(KERN_DEBUG
		"hpwdt: New timer passed in is %d seconds.\n",
		new_margin);
		reload = (soft_margin * 1000) / 128;
		reload = SECS_TO_TICKS(soft_margin);

		return 0;
		}