diff options
| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 08:45:08 -0400 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 08:45:08 -0400 |
| commit | 59458f40e25915a355d8b1d701425fe9f4f9ea23 (patch) | |
| tree | f1c9a2934df686e36d75f759ab7313b6f0e0e5f9 /drivers/usb/core/usb.h | |
| parent | 825f9075d74028d11d7f5932f04e1b5db3022b51 (diff) | |
| parent | d834c16516d1ebec4766fc58c059bf01311e6045 (diff) | |
Merge branch 'master' into gfs2
Diffstat (limited to 'drivers/usb/core/usb.h')
| -rw-r--r-- | drivers/usb/core/usb.h | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h index 0c09ecced6e..f69df137ec0 100644 --- a/drivers/usb/core/usb.h +++ b/drivers/usb/core/usb.h @@ -36,6 +36,16 @@ extern int usb_resume_both(struct usb_device *udev); extern int usb_port_suspend(struct usb_device *dev); extern int usb_port_resume(struct usb_device *dev); +static inline void usb_pm_lock(struct usb_device *udev) +{ + mutex_lock_nested(&udev->pm_mutex, udev->level); +} + +static inline void usb_pm_unlock(struct usb_device *udev) +{ + mutex_unlock(&udev->pm_mutex); +} + #else #define usb_suspend_both(udev, msg) 0 @@ -45,6 +55,8 @@ static inline int usb_resume_both(struct usb_device *udev) } #define usb_port_suspend(dev) 0 #define usb_port_resume(dev) 0 +static inline void usb_pm_lock(struct usb_device *udev) {} +static inline void usb_pm_unlock(struct usb_device *udev) {} #endif @@ -58,10 +70,15 @@ extern int usb_autoresume_device(struct usb_device *udev, int inc_busy_cnt); #else #define usb_autosuspend_device(udev, dec_busy_cnt) do {} while (0) -#define usb_autoresume_device(udev, inc_busy_cnt) 0 +static inline int usb_autoresume_device(struct usb_device *udev, + int inc_busy_cnt) +{ + return 0; +} #endif +extern struct workqueue_struct *ksuspend_usb_wq; extern struct bus_type usb_bus_type; extern struct usb_device_driver usb_generic_driver; |