diff options
| author | Kai-Heng Feng <kai.heng.feng@canonical.com> | 2019-01-12 03:54:24 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-02 09:40:30 +0200 |
| commit | 277519b646caa25d1afa986bc62091576ceaecdf (patch) | |
| tree | b26e139966fd0afee92b90acc7cc6b5243b485c1 /drivers/usb/core/usb.h | |
| parent | c13229b3003e142971a0551fbac74fd6b1c62951 (diff) | |
USB: Add new USB LPM helpers
commit 7529b2574a7aaf902f1f8159fbc2a7caa74be559 upstream.
Use new helpers to make LPM enabling/disabling more clear.
This is a preparation to subsequent patch.
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: stable <stable@vger.kernel.org> # after much soaking
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/core/usb.h')
| -rw-r--r-- | drivers/usb/core/usb.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h index dc6949248823..1b5f346d93eb 100644 --- a/drivers/usb/core/usb.h +++ b/drivers/usb/core/usb.h @@ -89,7 +89,8 @@ extern int usb_remote_wakeup(struct usb_device *dev); extern int usb_runtime_suspend(struct device *dev); extern int usb_runtime_resume(struct device *dev); extern int usb_runtime_idle(struct device *dev); -extern int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable); +extern int usb_enable_usb2_hardware_lpm(struct usb_device *udev); +extern int usb_disable_usb2_hardware_lpm(struct usb_device *udev); #else @@ -109,7 +110,12 @@ static inline int usb_autoresume_device(struct usb_device *udev) return 0; } -static inline int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable) +static inline int usb_enable_usb2_hardware_lpm(struct usb_device *udev) +{ + return 0; +} + +static inline int usb_disable_usb2_hardware_lpm(struct usb_device *udev) { return 0; } |