diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-06-06 23:59:32 -0700 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2017-06-08 13:56:09 +0200 |
| commit | 9a83563fb3f926cbf0d5992d5c70d760c445ba09 (patch) | |
| tree | 1e30ec96a2628fee9a1ada2641f7c68103372982 /drivers/hid/usbhid/hiddev.c | |
| parent | d36b7d4c271b2f93127e7e7cc007b5768a296594 (diff) | |
| download | linux-9a83563fb3f926cbf0d5992d5c70d760c445ba09.tar.bz2 | |
HID: hiddev: use hid_hw_power instead of usbhid_get/put_power
Instead of calling into usbhid code directly, let's use the standard
accessors for the transport HID drivers, and stop clobbering their error
codes with -EIO.
This also allows us to remove usbhid_get/put_power(), leaving only
usbhid_power().
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/usbhid/hiddev.c')
| -rw-r--r-- | drivers/hid/usbhid/hiddev.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index b4f714752245..7d749b19c27c 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -238,7 +238,7 @@ static int hiddev_release(struct inode * inode, struct file * file) if (!--list->hiddev->open) { if (list->hiddev->exist) { hid_hw_close(list->hiddev->hid); - usbhid_put_power(list->hiddev->hid); + hid_hw_power(list->hiddev->hid, PM_HINT_NORMAL); } else { mutex_unlock(&list->hiddev->existancelock); kfree(list->hiddev); @@ -299,19 +299,17 @@ static int hiddev_open(struct inode *inode, struct file *file) if (!list->hiddev->open++) if (list->hiddev->exist) { struct hid_device *hid = hiddev->hid; - res = usbhid_get_power(hid); - if (res < 0) { - res = -EIO; + res = hid_hw_power(hid, PM_HINT_FULLON); + if (res < 0) goto bail_unlock; - } res = hid_hw_open(hid); if (res < 0) - goto bail_put_power; + goto bail_normal_power; } mutex_unlock(&hiddev->existancelock); return 0; -bail_put_power: - usbhid_put_power(hid); +bail_normal_power: + hid_hw_power(hid, PM_HINT_NORMAL); bail_unlock: mutex_unlock(&hiddev->existancelock); bail: |