Re: ds1620: replace schedule_timeout() with msleep()
From: Russell King (rmk+lkml_at_arm.linux.org.uk)
Date: 11/29/04
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Date: Mon, 29 Nov 2004 22:42:40 +0000 To: Jesper Juhl <juhl-lkml@dif.dk>
On Mon, Nov 29, 2004 at 11:37:48PM +0100, Jesper Juhl wrote:
> On Mon, 29 Nov 2004, Domen Puncer wrote:
> > It's right:
> > schedule_timeout(2*HZ) sleeps for 2 seconds;
> > msleep(2000) sleeps for 2000 miliseconds, and does not depend on what
> > HZ is.
>
> It seems I didn't understand schedule_timeout() properly, thank you for
> the clarification.
As part-author of this driver, and actually of this particular bit
of code, a 2 second delay is intented here. The fan needs to be run
at full power in order to start running, so the idea here is to give
it full power for 2 seconds and then to restore the temperature trip
points to the configured values.
-- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/ 2.6 Serial core - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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