[PATCH] watchdog: aspeed: replace mdelay with msleep
Guenter Roeck
linux at roeck-us.net
Thu Dec 12 05:56:14 PST 2024
On 12/12/24 03:30, Phil Eichinger wrote:
> Since it is not called in an atomic context the mdelay function
> can be replaced with msleep to avoid busy wait.
>
> Signed-off-by: Phil Eichinger <phil at zankapfel.net>
> ---
> drivers/watchdog/aspeed_wdt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/watchdog/aspeed_wdt.c b/drivers/watchdog/aspeed_wdt.c
> index b4773a6aaf8c..98ef341408f7 100644
> --- a/drivers/watchdog/aspeed_wdt.c
> +++ b/drivers/watchdog/aspeed_wdt.c
> @@ -208,7 +208,7 @@ static int aspeed_wdt_restart(struct watchdog_device *wdd,
> wdt->ctrl &= ~WDT_CTRL_BOOT_SECONDARY;
> aspeed_wdt_enable(wdt, 128 * WDT_RATE_1MHZ / 1000);
>
> - mdelay(1000);
> + msleep(1000);
>
> return 0;
> }
This is a _restart_ handler. The only purpose of the delay is to wait
for the reset to trigger. It is not supposed to sleep.
NACK.
Guenter
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