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USB: Make usb-autosuspend timer 1 sec jiffy aligned

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Make usb autosuspend timers 1sec jiffy aligned.

This helps to reduce the frequency at which the CPU must be taken out of a
lower-power state.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Venki Pallipadi 2007-07-09 12:03:06 -07:00 committed by Greg Kroah-Hartman
parent 8e80e753ea
commit 8d6d5fd050
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/core/driver.c
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@ -1010,7 +1010,7 @@ static int autosuspend_check(struct usb_device *udev)
* or for the past.
*/
queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
suspend_time - jiffies);
round_jiffies_relative(suspend_time - jiffies));
}
return -EAGAIN;
}