err = -EBUSY;
if (!mutex_trylock(&dev->empress_tsq.vb_lock))
goto done;
- if (dev->empress_users)
+ if (atomic_read(&dev->empress_users))
goto done_up;
/* Unmute audio */
saa_writeb(SAA7134_AUDIO_MUTE_CTRL,
saa_readb(SAA7134_AUDIO_MUTE_CTRL) & ~(1 << 6));
- dev->empress_users++;
+ atomic_inc(&dev->empress_users);
file->private_data = dev;
err = 0;
{
struct saa7134_dev *dev = file->private_data;
- mutex_lock(&dev->empress_tsq.vb_lock);
-
videobuf_stop(&dev->empress_tsq);
videobuf_mmap_free(&dev->empress_tsq);
saa_writeb(SAA7134_AUDIO_MUTE_CTRL,
saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6));
- dev->empress_users--;
-
- mutex_unlock(&dev->empress_tsq.vb_lock);
+ atomic_dec(&dev->empress_users);
return 0;
}
return saa7134_i2c_call_saa6752(dev, VIDIOC_G_EXT_CTRLS, ctrls);
}
+static int empress_g_ctrl(struct file *file, void *priv,
+ struct v4l2_control *c)
+{
+ struct saa7134_dev *dev = file->private_data;
+
+ return saa7134_g_ctrl_internal(dev, NULL, c);
+}
+
+static int empress_s_ctrl(struct file *file, void *priv,
+ struct v4l2_control *c)
+{
+ struct saa7134_dev *dev = file->private_data;
+
+ return saa7134_s_ctrl_internal(dev, NULL, c);
+}
+
static int empress_queryctrl(struct file *file, void *priv,
struct v4l2_queryctrl *c)
{
.llseek = no_llseek,
};
-/* ----------------------------------------------------------- */
-
-static struct video_device saa7134_empress_template =
-{
- .name = "saa7134-empress",
- .type = 0 /* FIXME */,
- .type2 = 0 /* FIXME */,
- .fops = &ts_fops,
- .minor = -1,
-
+static const struct v4l2_ioctl_ops ts_ioctl_ops = {
.vidioc_querycap = empress_querycap,
.vidioc_enum_fmt_vid_cap = empress_enum_fmt_vid_cap,
.vidioc_s_fmt_vid_cap = empress_s_fmt_vid_cap,
.vidioc_queryctrl = empress_queryctrl,
.vidioc_querymenu = empress_querymenu,
- .vidioc_g_ctrl = saa7134_g_ctrl,
- .vidioc_s_ctrl = saa7134_s_ctrl,
+ .vidioc_g_ctrl = empress_g_ctrl,
+ .vidioc_s_ctrl = empress_s_ctrl,
+};
+
+/* ----------------------------------------------------------- */
+
+static struct video_device saa7134_empress_template = {
+ .name = "saa7134-empress",
+ .fops = &ts_fops,
+ .minor = -1,
+ .ioctl_ops = &ts_ioctl_ops,
.tvnorms = SAA7134_NORMS,
.current_norm = V4L2_STD_PAL,
ts_reset_encoder(dev);
} else {
dprintk("video signal acquired\n");
- if (dev->empress_users)
+ if (atomic_read(&dev->empress_users))
ts_init_encoder(dev);
}
}
if (NULL == dev->empress_dev)
return -ENOMEM;
*(dev->empress_dev) = saa7134_empress_template;
- dev->empress_dev->dev = &dev->pci->dev;
+ dev->empress_dev->parent = &dev->pci->dev;
dev->empress_dev->release = video_device_release;
snprintf(dev->empress_dev->name, sizeof(dev->empress_dev->name),
"%s empress (%s)", dev->name,