diff options
| author | Ming Lei <tom.leiming@gmail.com> | 2010-11-15 15:57:30 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-11-16 14:02:54 -0800 |
| commit | 6ddf27cdbc218a412d7e993fdc08e30eec2042ce (patch) | |
| tree | 393232ac1a8123961b62cb72cfc4b0bc617b333c /include/linux/usb.h | |
| parent | 045cac6b3b067a9286dabfb789f67ae4f433f88b (diff) | |
| download | lwn-6ddf27cdbc218a412d7e993fdc08e30eec2042ce.tar.gz lwn-6ddf27cdbc218a412d7e993fdc08e30eec2042ce.zip | |
USB: make usb_mark_last_busy use pm_runtime_mark_last_busy
Since the runtime-PM core already defines a .last_busy field in
device.power, this patch uses it to replace the .last_busy field
defined in usb_device and uses pm_runtime_mark_last_busy to implement
usb_mark_last_busy.
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Reviewed-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 35fe6ab222bb..7d22b3340a7f 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -20,6 +20,7 @@ #include <linux/completion.h> /* for struct completion */ #include <linux/sched.h> /* for current && schedule_timeout */ #include <linux/mutex.h> /* for struct mutex */ +#include <linux/pm_runtime.h> /* for runtime PM */ struct usb_device; struct usb_driver; @@ -407,7 +408,6 @@ struct usb_tt; * @quirks: quirks of the whole device * @urbnum: number of URBs submitted for the whole device * @active_duration: total time device is not suspended - * @last_busy: time of last use * @autosuspend_delay: in jiffies * @connect_time: time device was first connected * @do_remote_wakeup: remote wakeup should be enabled @@ -481,7 +481,6 @@ struct usb_device { unsigned long active_duration; #ifdef CONFIG_PM - unsigned long last_busy; int autosuspend_delay; unsigned long connect_time; @@ -527,7 +526,7 @@ extern void usb_autopm_put_interface_no_suspend(struct usb_interface *intf); static inline void usb_mark_last_busy(struct usb_device *udev) { - udev->last_busy = jiffies; + pm_runtime_mark_last_busy(&udev->dev); } #else |