diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-06-06 23:59:31 -0700 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2017-06-08 13:56:08 +0200 |
| commit | d36b7d4c271b2f93127e7e7cc007b5768a296594 (patch) | |
| tree | 5be5c815fbe2b9418e863bf8389b025761fb046a /drivers/hid | |
| parent | 6df62e7916befd2c04ac63180b4ddeae2f7639f2 (diff) | |
| download | linux-d36b7d4c271b2f93127e7e7cc007b5768a296594.tar.bz2 | |
HID: hiddev: use hid_hw_open/close instead of usbhid_open/close
Instead of calling into usbhid code directly, let's use the standard
accessors for the transport HID drivers, and stop clobbering their errors
with -EIO.
This also allows us make usbhid_open and close static.
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')
| -rw-r--r-- | drivers/hid/usbhid/hid-core.c | 4 | ||||
| -rw-r--r-- | drivers/hid/usbhid/hiddev.c | 16 | ||||
| -rw-r--r-- | drivers/hid/usbhid/usbhid.h | 2 |
3 files changed, 11 insertions, 11 deletions
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index 83772fa7d92a..fb0cf5d70504 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -677,7 +677,7 @@ static int hid_get_class_descriptor(struct usb_device *dev, int ifnum, return result; } -int usbhid_open(struct hid_device *hid) +static int usbhid_open(struct hid_device *hid) { struct usbhid_device *usbhid = hid->driver_data; int res = 0; @@ -722,7 +722,7 @@ done: return res; } -void usbhid_close(struct hid_device *hid) +static void usbhid_close(struct hid_device *hid) { struct usbhid_device *usbhid = hid->driver_data; diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index 0e06368d1fbb..b4f714752245 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -237,7 +237,7 @@ static int hiddev_release(struct inode * inode, struct file * file) mutex_lock(&list->hiddev->existancelock); if (!--list->hiddev->open) { if (list->hiddev->exist) { - usbhid_close(list->hiddev->hid); + hid_hw_close(list->hiddev->hid); usbhid_put_power(list->hiddev->hid); } else { mutex_unlock(&list->hiddev->existancelock); @@ -282,11 +282,9 @@ static int hiddev_open(struct inode *inode, struct file *file) */ if (list->hiddev->exist) { if (!list->hiddev->open++) { - res = usbhid_open(hiddev->hid); - if (res < 0) { - res = -EIO; + res = hid_hw_open(hiddev->hid); + if (res < 0) goto bail; - } } } else { res = -ENODEV; @@ -306,10 +304,14 @@ static int hiddev_open(struct inode *inode, struct file *file) res = -EIO; goto bail_unlock; } - usbhid_open(hid); + res = hid_hw_open(hid); + if (res < 0) + goto bail_put_power; } mutex_unlock(&hiddev->existancelock); return 0; +bail_put_power: + usbhid_put_power(hid); bail_unlock: mutex_unlock(&hiddev->existancelock); bail: @@ -935,7 +937,7 @@ void hiddev_disconnect(struct hid_device *hid) if (hiddev->open) { mutex_unlock(&hiddev->existancelock); - usbhid_close(hiddev->hid); + hid_hw_close(hiddev->hid); wake_up_interruptible(&hiddev->wait); } else { mutex_unlock(&hiddev->existancelock); diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h index fa47d666cfcf..83ef5c14aa92 100644 --- a/drivers/hid/usbhid/usbhid.h +++ b/drivers/hid/usbhid/usbhid.h @@ -34,8 +34,6 @@ #include <linux/input.h> /* API provided by hid-core.c for USB HID drivers */ -void usbhid_close(struct hid_device *hid); -int usbhid_open(struct hid_device *hid); void usbhid_init_reports(struct hid_device *hid); int usbhid_get_power(struct hid_device *hid); void usbhid_put_power(struct hid_device *hid); |