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| author | Alan Stern <stern@rowland.harvard.edu> | 2007-03-13 16:39:15 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-04-27 13:28:35 -0700 |
| commit | eaafbc3a8adab16babe2c20e54ad3ba40d1fbbc9 (patch) | |
| tree | fea84341faf742efe8beeaff03ec94b687b7b26f /drivers/usb/core/driver.c | |
| parent | 6b157c9bf3bace6eeb4a973da63923ef24995cce (diff) | |
| download | linux-eaafbc3a8adab16babe2c20e54ad3ba40d1fbbc9.tar.gz linux-eaafbc3a8adab16babe2c20e54ad3ba40d1fbbc9.tar.bz2 linux-eaafbc3a8adab16babe2c20e54ad3ba40d1fbbc9.zip | |
USB: Allow autosuspend delay to equal 0
This patch (as867) adds an entry for the new power/autosuspend
attribute in Documentation/ABI/testing, and it changes the behavior of
the delay value. Now a delay of 0 means to autosuspend as soon as
possible, and negative values will prevent autosuspend.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/core/driver.c')
| -rw-r--r-- | drivers/usb/core/driver.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index abea48de8766..884179f1e163 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -970,7 +970,7 @@ static int autosuspend_check(struct usb_device *udev) udev->do_remote_wakeup = device_may_wakeup(&udev->dev); if (udev->pm_usage_cnt > 0) return -EBUSY; - if (!udev->autosuspend_delay) + if (udev->autosuspend_delay < 0) return -EPERM; if (udev->actconfig) { |