Re: [PATCH] staging: rts5208: Replace instances of udelay by usleep_range

[Joe Perches <joe@xxxxxxxxxxx>]

On Tue, 2022-10-18 at 14:04 +0000, Tanjuate Brunostar wrote:
> Replace the use of udelay by usleep_range as suggested by checkpatch:
> 
> CHECK: usleep_range is preferred over udelay; see Documentation/timers/timers-howto.rst
> +               udelay(30);
[]
> diff --git a/drivers/staging/rts5208/ms.c b/drivers/staging/rts5208/ms.c
[]
> @@ -3235,7 +3235,7 @@ static int ms_write_multiple_pages(struct rtsx_chip *chip, u16 old_blk,
>  			return STATUS_FAIL;
>  		}
>  
> -		udelay(30);
> +		usleep_range(30, 30);

This isn't useful.  Please read the Documentation/timers.