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/sysfs.c | |
| 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/sysfs.c')
| -rw-r--r-- | drivers/usb/core/sysfs.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c index d930bfda4010..15c19863f7b3 100644 --- a/drivers/usb/core/sysfs.c +++ b/drivers/usb/core/sysfs.c @@ -508,7 +508,10 @@ static ssize_t usb2_hardware_lpm_store(struct device *dev, if (!ret) { udev->usb2_hw_lpm_allowed = value; - ret = usb_set_usb2_hardware_lpm(udev, value); + if (value) + ret = usb_enable_usb2_hardware_lpm(udev); + else + ret = usb_disable_usb2_hardware_lpm(udev); } usb_unlock_device(udev); |