#include <linux/version.h>
#include <linux/mm.h>
#include <linux/mutex.h>
+#include <linux/slab.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
return 0;
}
-void get_scale(struct cx231xx *dev,
- unsigned int width, unsigned int height,
- unsigned int *hscale, unsigned int *vscale)
+static void get_scale(struct cx231xx *dev,
+ unsigned int width, unsigned int height,
+ unsigned int *hscale, unsigned int *vscale)
{
unsigned int maxw = norm_maxw(dev);
unsigned int maxh = norm_maxh(dev);
*vscale = (((unsigned long)maxh) << 12) / height - 4096L;
if (*vscale >= 0x4000)
*vscale = 0x3fff;
-
- dev->hscale = *hscale;
- dev->vscale = *vscale;
-
}
/* ------------------------------------------------------------------
f->fmt.pix.width = dev->width;
f->fmt.pix.height = dev->height;
- f->fmt.pix.pixelformat = dev->format->fourcc;;
- f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3;;
+ f->fmt.pix.pixelformat = dev->format->fourcc;
+ f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3;
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
{
struct cx231xx_fh *fh = priv;
struct cx231xx *dev = fh->dev;
- int width = f->fmt.pix.width;
- int height = f->fmt.pix.height;
+ unsigned int width = f->fmt.pix.width;
+ unsigned int height = f->fmt.pix.height;
unsigned int maxw = norm_maxw(dev);
unsigned int maxh = norm_maxh(dev);
unsigned int hscale, vscale;
/* width must even because of the YUYV format
height must be even because of interlacing */
- height &= 0xfffe;
- width &= 0xfffe;
-
- if (unlikely(height < 32))
- height = 32;
- if (unlikely(height > maxh))
- height = maxh;
- if (unlikely(width < 48))
- width = 48;
- if (unlikely(width > maxw))
- width = maxw;
+ v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh, 1, 0);
get_scale(dev, width, height, &hscale, &vscale);
*/
static int cx231xx_v4l2_open(struct file *filp)
{
- int minor = video_devdata(filp)->minor;
int errCode = 0, radio = 0;
- struct cx231xx *dev = NULL;
+ struct video_device *vdev = video_devdata(filp);
+ struct cx231xx *dev = video_drvdata(filp);
struct cx231xx_fh *fh;
enum v4l2_buf_type fh_type = 0;
- dev = cx231xx_get_device(minor, &fh_type, &radio);
- if (NULL == dev)
- return -ENODEV;
+ switch (vdev->vfl_type) {
+ case VFL_TYPE_GRABBER:
+ fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ break;
+ case VFL_TYPE_VBI:
+ fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ break;
+ case VFL_TYPE_RADIO:
+ radio = 1;
+ break;
+ }
mutex_lock(&dev->lock);
- cx231xx_videodbg("open minor=%d type=%s users=%d\n",
- minor, v4l2_type_names[fh_type], dev->users);
+ cx231xx_videodbg("open dev=%s type=%s users=%d\n",
+ video_device_node_name(vdev), v4l2_type_names[fh_type],
+ dev->users);
#if 0
errCode = cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
/*FIXME: I2C IR should be disconnected */
if (dev->radio_dev) {
- if (-1 != dev->radio_dev->minor)
+ if (video_is_registered(dev->radio_dev))
video_unregister_device(dev->radio_dev);
else
video_device_release(dev->radio_dev);
dev->radio_dev = NULL;
}
if (dev->vbi_dev) {
- cx231xx_info("V4L2 device /dev/vbi%d deregistered\n",
- dev->vbi_dev->num);
- if (-1 != dev->vbi_dev->minor)
+ cx231xx_info("V4L2 device %s deregistered\n",
+ video_device_node_name(dev->vbi_dev));
+ if (video_is_registered(dev->vbi_dev))
video_unregister_device(dev->vbi_dev);
else
video_device_release(dev->vbi_dev);
dev->vbi_dev = NULL;
}
if (dev->vdev) {
- cx231xx_info("V4L2 device /dev/video%d deregistered\n",
- dev->vdev->num);
- if (-1 != dev->vdev->minor)
+ cx231xx_info("V4L2 device %s deregistered\n",
+ video_device_node_name(dev->vdev));
+ if (video_is_registered(dev->vdev))
video_unregister_device(dev->vdev);
else
video_device_release(dev->vdev);
}
/* Save some power by putting tuner to sleep */
- call_all(dev, tuner, s_standby);
+ call_all(dev, core, s_power, 0);
/* do this before setting alternate! */
cx231xx_uninit_isoc(dev);
.fops = &cx231xx_v4l_fops,
.release = video_device_release,
.ioctl_ops = &video_ioctl_ops,
- .minor = -1,
.tvnorms = V4L2_STD_ALL,
.current_norm = V4L2_STD_PAL,
};
.name = "cx231xx-radio",
.fops = &radio_fops,
.ioctl_ops = &radio_ioctl_ops,
- .minor = -1,
};
/******************************** usb interface ******************************/
return NULL;
*vfd = *template;
- vfd->minor = -1;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->release = video_device_release;
vfd->debug = video_debug;
snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name);
+ video_set_drvdata(vfd, dev);
return vfd;
}
return ret;
}
- cx231xx_info("%s/0: registered device video%d [v4l2]\n",
- dev->name, dev->vdev->num);
+ cx231xx_info("%s/0: registered device %s [v4l2]\n",
+ dev->name, video_device_node_name(dev->vdev));
/* Initialize VBI template */
memcpy(&cx231xx_vbi_template, &cx231xx_video_template,
return ret;
}
- cx231xx_info("%s/0: registered device vbi%d\n",
- dev->name, dev->vbi_dev->num);
+ cx231xx_info("%s/0: registered device %s\n",
+ dev->name, video_device_node_name(dev->vbi_dev));
if (cx231xx_boards[dev->model].radio.type == CX231XX_RADIO) {
dev->radio_dev = cx231xx_vdev_init(dev, &cx231xx_radio_template,
cx231xx_errdev("can't register radio device\n");
return ret;
}
- cx231xx_info("Registered radio device as /dev/radio%d\n",
- dev->radio_dev->num);
+ cx231xx_info("Registered radio device as %s\n",
+ video_device_node_name(dev->radio_dev));
}
- cx231xx_info("V4L2 device registered as /dev/video%d and /dev/vbi%d\n",
- dev->vdev->num, dev->vbi_dev->num);
+ cx231xx_info("V4L2 device registered as %s and %s\n",
+ video_device_node_name(dev->vdev),
+ video_device_node_name(dev->vbi_dev));
return 0;
}