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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-12-07 23:02:48 -0800 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-12-08 14:35:14 +0100 |
commit | 5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf (patch) | |
tree | 511ae632c2d2c22d94956ed2d236bd8654d27ff0 /drivers/hid | |
parent | 33d6eb570b1f3fe5ba93cef465c5be66535c2c9a (diff) | |
download | linux-5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf.tar.gz linux-5bea7660bba973dc5e8e9d92b11fb1dd5b524ebf.tar.bz2 linux-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')
-rw-r--r-- | drivers/hid/hid-input.c | 4 | ||||
-rw-r--r-- | drivers/hid/hid-picolcd.c | 6 | ||||
-rw-r--r-- | drivers/hid/hid-roccat.c | 26 | ||||
-rw-r--r-- | drivers/hid/hidraw.c | 21 |
4 files changed, 24 insertions, 33 deletions
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 834ef47b76d6..b718f7144ce1 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -772,14 +772,14 @@ static int hidinput_open(struct input_dev *dev) { struct hid_device *hid = input_get_drvdata(dev); - return hid->ll_driver->open(hid); + return hid_hw_open(hid); } static void hidinput_close(struct input_dev *dev) { struct hid_device *hid = input_get_drvdata(dev); - hid->ll_driver->close(hid); + hid_hw_close(hid); } /* diff --git a/drivers/hid/hid-picolcd.c b/drivers/hid/hid-picolcd.c index bc2e07740628..38565fee7bf1 100644 --- a/drivers/hid/hid-picolcd.c +++ b/drivers/hid/hid-picolcd.c @@ -2635,7 +2635,7 @@ static int picolcd_probe(struct hid_device *hdev, goto err_cleanup_data; } - error = hdev->ll_driver->open(hdev); + error = hid_hw_open(hdev); if (error) { dev_err(&hdev->dev, "failed to open input interrupt pipe for key and IR events\n"); goto err_cleanup_hid_hw; @@ -2668,7 +2668,7 @@ err_cleanup_sysfs2: err_cleanup_sysfs1: device_remove_file(&hdev->dev, &dev_attr_operation_mode_delay); err_cleanup_hid_ll: - hdev->ll_driver->close(hdev); + hid_hw_close(hdev); err_cleanup_hid_hw: hid_hw_stop(hdev); err_cleanup_data: @@ -2699,7 +2699,7 @@ static void picolcd_remove(struct hid_device *hdev) picolcd_exit_devfs(data); device_remove_file(&hdev->dev, &dev_attr_operation_mode); device_remove_file(&hdev->dev, &dev_attr_operation_mode_delay); - hdev->ll_driver->close(hdev); + hid_hw_close(hdev); hid_hw_stop(hdev); hid_set_drvdata(hdev, NULL); 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); 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); |