diff options
Diffstat (limited to 'drivers/media/video/uvc/uvc_v4l2.c')
| -rw-r--r-- | drivers/media/video/uvc/uvc_v4l2.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c index afcc6934559e..d681519d0c8a 100644 --- a/drivers/media/video/uvc/uvc_v4l2.c +++ b/drivers/media/video/uvc/uvc_v4l2.c @@ -1,7 +1,7 @@ /* * uvc_v4l2.c -- USB Video Class driver - V4L2 API * - * Copyright (C) 2005-2008 + * Copyright (C) 2005-2009 * Laurent Pinchart (laurent.pinchart@skynet.be) * * This program is free software; you can redistribute it and/or modify @@ -37,7 +37,7 @@ * must be grouped (for instance the Red Balance, Blue Balance and Do White * Balance V4L2 controls use the White Balance Component UVC control) or * otherwise translated. The approach we take here is to use a translation - * table for the controls which can be mapped directly, and handle the others + * table for the controls that can be mapped directly, and handle the others * manually. */ static int uvc_v4l2_query_menu(struct uvc_video_device *video, @@ -189,7 +189,7 @@ static int uvc_v4l2_try_format(struct uvc_video_device *video, probe->dwMaxVideoFrameSize = video->streaming->ctrl.dwMaxVideoFrameSize; - /* Probe the device */ + /* Probe the device. */ if ((ret = uvc_probe_video(video, probe)) < 0) goto done; @@ -354,11 +354,11 @@ static int uvc_v4l2_set_streamparm(struct uvc_video_device *video, * * Each open instance of a UVC device can either be in a privileged or * unprivileged state. Only a single instance can be in a privileged state at - * a given time. Trying to perform an operation which requires privileges will + * a given time. Trying to perform an operation that requires privileges will * automatically acquire the required privileges if possible, or return -EBUSY * otherwise. Privileges are dismissed when closing the instance. * - * Operations which require privileges are: + * Operations that require privileges are: * * - VIDIOC_S_INPUT * - VIDIOC_S_PARM @@ -406,7 +406,7 @@ static int uvc_has_privileges(struct uvc_fh *handle) * V4L2 file operations */ -static int uvc_v4l2_open(struct inode *inode, struct file *file) +static int uvc_v4l2_open(struct file *file) { struct uvc_video_device *video; struct uvc_fh *handle; @@ -444,7 +444,7 @@ done: return ret; } -static int uvc_v4l2_release(struct inode *inode, struct file *file) +static int uvc_v4l2_release(struct file *file) { struct uvc_video_device *video = video_drvdata(file); struct uvc_fh *handle = (struct uvc_fh *)file->private_data; @@ -472,12 +472,12 @@ static int uvc_v4l2_release(struct inode *inode, struct file *file) return 0; } -static int uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg) +static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg) { struct video_device *vdev = video_devdata(file); struct uvc_video_device *video = video_get_drvdata(vdev); struct uvc_fh *handle = (struct uvc_fh *)file->private_data; - int ret = 0; + long ret = 0; switch (cmd) { /* Query capabilities */ @@ -996,7 +996,7 @@ static int uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg) return ret; } -static int uvc_v4l2_ioctl(struct inode *inode, struct file *file, +static long uvc_v4l2_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { if (uvc_trace_param & UVC_TRACE_IOCTL) { @@ -1097,13 +1097,11 @@ static unsigned int uvc_v4l2_poll(struct file *file, poll_table *wait) return uvc_queue_poll(&video->queue, file, wait); } -struct file_operations uvc_fops = { +const struct v4l2_file_operations uvc_fops = { .owner = THIS_MODULE, .open = uvc_v4l2_open, .release = uvc_v4l2_release, .ioctl = uvc_v4l2_ioctl, - .compat_ioctl = v4l_compat_ioctl32, - .llseek = no_llseek, .read = uvc_v4l2_read, .mmap = uvc_v4l2_mmap, .poll = uvc_v4l2_poll, |