[PATCH v4 5/7] watchdog: moxart: Register restart handler with restart notifier
From: catalin.marinas@arm.com (Catalin Marinas)
Date: 2014-07-14 14:19:40
Also in:
linux-watchdog, lkml
On Sun, Jul 13, 2014 at 04:30:29PM +0100, Guenter Roeck wrote:
quoted hunk ↗ jump to hunk
diff --git a/drivers/watchdog/moxart_wdt.c b/drivers/watchdog/moxart_wdt.c index 4aa3a8a..5080b50 100644 --- a/drivers/watchdog/moxart_wdt.c +++ b/drivers/watchdog/moxart_wdt.c
[...]
-static void moxart_wdt_restart(enum reboot_mode reboot_mode, const char *cmd)
+static int moxart_restart_notify(struct notifier_block *this,
+ unsigned long mode, void *cmd)
{
- writel(1, moxart_restart_ctx->base + REG_COUNT);
- writel(0x5ab9, moxart_restart_ctx->base + REG_MODE);
- writel(0x03, moxart_restart_ctx->base + REG_ENABLE);
+ struct moxart_wdt_dev *moxart_wdt = container_of(this,
+ struct moxart_wdt_dev,
+ restart_notifier);
+ writel(1, moxart_wdt->base + REG_COUNT);
+ writel(0x5ab9, moxart_wdt->base + REG_MODE);
+ writel(0x03, moxart_wdt->base + REG_ENABLE);
+
+ return NOTIFY_DONE;
}Wondering whether NOTIFY_OK or even NOTIFY_STOP_MASK is better here. -- Catalin