diff options
Diffstat (limited to 'linux/drivers/media/video/cafe_ccic.c')
| -rw-r--r-- | linux/drivers/media/video/cafe_ccic.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/linux/drivers/media/video/cafe_ccic.c b/linux/drivers/media/video/cafe_ccic.c index 075d57031..26c08f00b 100644 --- a/linux/drivers/media/video/cafe_ccic.c +++ b/linux/drivers/media/video/cafe_ccic.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/fs.h> +#include <linux/mm.h> #include <linux/pci.h> #include <linux/i2c.h> #include <linux/interrupt.h> @@ -1482,9 +1483,12 @@ static int cafe_v4l_open(struct inode *inode, struct file *filp) { struct cafe_camera *cam; + lock_kernel(); cam = cafe_find_dev(iminor(inode)); - if (cam == NULL) + if (cam == NULL) { + unlock_kernel(); return -ENODEV; + } filp->private_data = cam; mutex_lock(&cam->s_mutex); @@ -1496,6 +1500,7 @@ static int cafe_v4l_open(struct inode *inode, struct file *filp) } (cam->users)++; mutex_unlock(&cam->s_mutex); + unlock_kernel(); return 0; } @@ -1776,17 +1781,7 @@ static const struct file_operations cafe_v4l_fops = { .llseek = no_llseek, }; -static struct video_device cafe_v4l_template = { - .name = "cafe", - .type = VFL_TYPE_GRABBER, - .type2 = VID_TYPE_CAPTURE, - .minor = -1, /* Get one dynamically */ - .tvnorms = V4L2_STD_NTSC_M, - .current_norm = V4L2_STD_NTSC_M, /* make mplayer happy */ - - .fops = &cafe_v4l_fops, - .release = cafe_v4l_dev_release, - +static const struct v4l2_ioctl_ops cafe_v4l_ioctl_ops = { .vidioc_querycap = cafe_vidioc_querycap, .vidioc_enum_fmt_vid_cap = cafe_vidioc_enum_fmt_vid_cap, .vidioc_try_fmt_vid_cap = cafe_vidioc_try_fmt_vid_cap, @@ -1809,6 +1804,17 @@ static struct video_device cafe_v4l_template = { .vidioc_s_parm = cafe_vidioc_s_parm, }; +static struct video_device cafe_v4l_template = { + .name = "cafe", + .minor = -1, /* Get one dynamically */ + .tvnorms = V4L2_STD_NTSC_M, + .current_norm = V4L2_STD_NTSC_M, /* make mplayer happy */ + + .fops = &cafe_v4l_fops, + .ioctl_ops = &cafe_v4l_ioctl_ops, + .release = cafe_v4l_dev_release, +}; + |