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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-12-07 23:02:48 -0800 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-12-08 14:35:14 +0100 |
| commit | 5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf (patch) | |
| tree | 511ae632c2d2c22d94956ed2d236bd8654d27ff0 /drivers/hid/hid-roccat.c | |
| parent | 33d6eb570b1f3fe5ba93cef465c5be66535c2c9a (diff) | |
| download | lwn-5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf.tar.gz lwn-5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf.zip | |
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/hid-roccat.c')
| -rw-r--r-- | drivers/hid/hid-roccat.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/drivers/hid/hid-roccat.c b/drivers/hid/hid-roccat.c index 5a6879e235ac..a9d9b29ff47f 100644 --- a/drivers/hid/hid-roccat.c +++ b/drivers/hid/hid-roccat.c @@ -173,19 +173,15 @@ static int roccat_open(struct inode *inode, struct file *file) if (!device->open++) { /* power on device on adding first reader */ - if (device->hid->ll_driver->power) { - error = device->hid->ll_driver->power(device->hid, - PM_HINT_FULLON); - if (error < 0) { - --device->open; - goto exit_err; - } + error = hid_hw_power(device->hid, PM_HINT_FULLON); + if (error < 0) { + --device->open; + goto exit_err; } - error = device->hid->ll_driver->open(device->hid); + + error = hid_hw_open(device->hid); if (error < 0) { - if (device->hid->ll_driver->power) - device->hid->ll_driver->power(device->hid, - PM_HINT_NORMAL); + hid_hw_power(device->hid, PM_HINT_NORMAL); --device->open; goto exit_err; } @@ -231,10 +227,8 @@ static int roccat_release(struct inode *inode, struct file *file) if (!--device->open) { /* removing last reader */ if (device->exist) { - if (device->hid->ll_driver->power) - device->hid->ll_driver->power(device->hid, - PM_HINT_NORMAL); - device->hid->ll_driver->close(device->hid); + hid_hw_power(device->hid, PM_HINT_NORMAL); + hid_hw_close(device->hid); } else { kfree(device); } @@ -370,7 +364,7 @@ void roccat_disconnect(int minor) device_destroy(roccat_class, MKDEV(roccat_major, minor)); if (device->open) { - device->hid->ll_driver->close(device->hid); + hid_hw_close(device->hid); wake_up_interruptible(&device->wait); } else { kfree(device); |