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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2010-12-07 23:02:48 -0800
committerJiri Kosina <jkosina@suse.cz>2010-12-08 14:35:14 +0100
commit5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf (patch)
tree511ae632c2d2c22d94956ed2d236bd8654d27ff0 /drivers/hid/hidraw.c
parent33d6eb570b1f3fe5ba93cef465c5be66535c2c9a (diff)
HID: add hid_hw_open/close/power() handlers
Instead of exposing the guts of hid->ll_driver relationship to HID sub-drivers provide these helpers to encapsulate the details. Signed-off-by: Dmitry Torokhov <dtor@mail.ru> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hidraw.c')
-rw-r--r--drivers/hid/hidraw.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 8a4b32dca9f7..5aefe73cf795 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -193,15 +193,13 @@ static int hidraw_open(struct inode *inode, struct file *file)
dev = hidraw_table[minor];
if (!dev->open++) {
- if (dev->hid->ll_driver->power) {
- err = dev->hid->ll_driver->power(dev->hid, PM_HINT_FULLON);
- if (err < 0)
- goto out_unlock;
- }
- err = dev->hid->ll_driver->open(dev->hid);
+ err = hid_hw_power(dev->hid, PM_HINT_FULLON);
+ if (err < 0)
+ goto out_unlock;
+
+ err = hid_hw_open(dev->hid);
if (err < 0) {
- if (dev->hid->ll_driver->power)
- dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL);
+ hid_hw_power(dev->hid, PM_HINT_NORMAL);
dev->open--;
}
}
@@ -230,9 +228,8 @@ static int hidraw_release(struct inode * inode, struct file * file)
dev = hidraw_table[minor];
if (!--dev->open) {
if (list->hidraw->exist) {
- if (dev->hid->ll_driver->power)
- dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL);
- dev->hid->ll_driver->close(dev->hid);
+ hid_hw_power(dev->hid, PM_HINT_NORMAL);
+ hid_hw_close(dev->hid);
} else {
kfree(list->hidraw);
}
@@ -434,7 +431,7 @@ void hidraw_disconnect(struct hid_device *hid)
device_destroy(hidraw_class, MKDEV(hidraw_major, hidraw->minor));
if (hidraw->open) {
- hid->ll_driver->close(hid);
+ hid_hw_close(hid);
wake_up_interruptible(&hidraw->wait);
} else {
kfree(hidraw);