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USB: remove the auto_pm flag

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This patch (as1302) removes the auto_pm flag from struct usb_device.
The flag's only purpose was to distinguish between autosuspends and
external suspends, but that information is now available in the
pm_message_t argument passed to suspend methods.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Stern
2009-11-13 11:53:59 -05:00
committed by Greg Kroah-Hartman
parent 576a362ad2
commit fb34d53752
8 changed files with 14 additions and 22 deletions
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4
drivers/usb/core/driver.c
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@@ -1341,7 +1341,6 @@ static int usb_autopm_do_device(struct usb_device *udev, int inc_usage_cnt)
int status = 0;
usb_pm_lock(udev);
udev->auto_pm = 1;
udev->pm_usage_cnt += inc_usage_cnt;
WARN_ON(udev->pm_usage_cnt < 0);
if (inc_usage_cnt)
@@ -1473,7 +1472,6 @@ static int usb_autopm_do_interface(struct usb_interface *intf,
if (intf->condition == USB_INTERFACE_UNBOUND)
status = -ENODEV;
else {
udev->auto_pm = 1;
atomic_add(inc_usage_cnt, &intf->pm_usage_cnt);
udev->last_busy = jiffies;
if (inc_usage_cnt >= 0 &&
@@ -1707,7 +1705,6 @@ int usb_external_suspend_device(struct usb_device *udev, pm_message_t msg)
do_unbind_rebind(udev, DO_UNBIND);
usb_pm_lock(udev);
udev->auto_pm = 0;
status = usb_suspend_both(udev, msg);
usb_pm_unlock(udev);
return status;
@@ -1730,7 +1727,6 @@ int usb_external_resume_device(struct usb_device *udev, pm_message_t msg)
int status;
usb_pm_lock(udev);
udev->auto_pm = 0;
status = usb_resume_both(udev, msg);
udev->last_busy = jiffies;
usb_pm_unlock(udev);