Re: Question: 20 microseconds delay

[Hans-Jürgen Koch]

Am Samstag 03 März 2007 15:20 schrieb Mockern:
> Hi,
>
> I have a question.
>
> I need to use 20 microsecond delay in my driver.
> What exact jiffies value I should define to get 20 microseconds?

You can't do it with jiffies as they have 1 millisecond resolution at best. 
You'd use something like usleep(20) instead.

Hans

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/