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[media] go7007: embed struct video_device

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Do not allocate it, but just embed in the go7007 struct.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2013-03-11 06:34:22 -03:00 committed by Mauro Carvalho Chehab
parent ffcc1c082f
commit 6bb0e65d67
5 changed files with 26 additions and 37 deletions
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1
drivers/staging/media/go7007/go7007-driver.c
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@ -639,7 +639,6 @@ struct go7007 *go7007_alloc(struct go7007_board_info *board, struct device *dev)
mutex_init(&go->hw_lock);
init_waitqueue_head(&go->frame_waitq);
spin_lock_init(&go->spinlock);
go->video_dev = NULL;
go->status = STATUS_INIT;
memset(&go->i2c_adapter, 0, sizeof(go->i2c_adapter));
go->i2c_adapter_online = 0;

2
drivers/staging/media/go7007/go7007-priv.h
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@ -156,7 +156,7 @@ struct go7007 {
int tuner_type;
int channel_number; /* for multi-channel boards like Adlink PCI-MPG24 */
char name[64];
struct video_device *video_dev;
struct video_device vdev;
void *boot_fw;
unsigned boot_fw_len;
struct v4l2_device v4l2_dev;

2
drivers/staging/media/go7007/go7007-usb.c
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@ -1324,7 +1324,7 @@ static void go7007_usb_disconnect(struct usb_interface *intf)
go->status = STATUS_SHUTDOWN;
v4l2_device_disconnect(&go->v4l2_dev);
video_unregister_device(go->video_dev);
video_unregister_device(&go->vdev);
mutex_unlock(&go->serialize_lock);
mutex_unlock(&go->queue_lock);

56
drivers/staging/media/go7007/go7007-v4l2.c
View File

@ -967,11 +967,6 @@ static int vidioc_s_crop(struct file *file, void *priv, const struct v4l2_crop *
}
#endif
static void go7007_vfl_release(struct video_device *vfd)
{
video_device_release(vfd);
}
static struct v4l2_file_operations go7007_fops = {
.owner = THIS_MODULE,
.open = v4l2_fh_open,
@ -1022,7 +1017,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
static struct video_device go7007_template = {
.name = "go7007",
.fops = &go7007_fops,
.release = go7007_vfl_release,
.release = video_device_release_empty,
.ioctl_ops = &video_ioctl_ops,
.tvnorms = V4L2_STD_ALL,
};
@ -1062,6 +1057,7 @@ int go7007_v4l2_ctrl_init(struct go7007 *go)
int go7007_v4l2_init(struct go7007 *go)
{
struct video_device *vdev = &go->vdev;
int rv;
mutex_init(&go->serialize_lock);
@ -1079,22 +1075,19 @@ int go7007_v4l2_init(struct go7007 *go)
rv = vb2_queue_init(&go->vidq);
if (rv)
return rv;
go->video_dev = video_device_alloc();
if (go->video_dev == NULL)
return -ENOMEM;
*go->video_dev = go7007_template;
go->video_dev->lock = &go->serialize_lock;
go->video_dev->queue = &go->vidq;
set_bit(V4L2_FL_USE_FH_PRIO, &go->video_dev->flags);
video_set_drvdata(go->video_dev, go);
go->video_dev->v4l2_dev = &go->v4l2_dev;
*vdev = go7007_template;
vdev->lock = &go->serialize_lock;
vdev->queue = &go->vidq;
set_bit(V4L2_FL_USE_FH_PRIO, &vdev->flags);
video_set_drvdata(vdev, go);
vdev->v4l2_dev = &go->v4l2_dev;
if (!v4l2_device_has_op(&go->v4l2_dev, video, querystd))
v4l2_disable_ioctl(go->video_dev, VIDIOC_QUERYSTD);
v4l2_disable_ioctl(vdev, VIDIOC_QUERYSTD);
if (!(go->board_info->flags & GO7007_BOARD_HAS_TUNER)) {
v4l2_disable_ioctl(go->video_dev, VIDIOC_S_FREQUENCY);
v4l2_disable_ioctl(go->video_dev, VIDIOC_G_FREQUENCY);
v4l2_disable_ioctl(go->video_dev, VIDIOC_S_TUNER);
v4l2_disable_ioctl(go->video_dev, VIDIOC_G_TUNER);
v4l2_disable_ioctl(vdev, VIDIOC_S_FREQUENCY);
v4l2_disable_ioctl(vdev, VIDIOC_G_FREQUENCY);
v4l2_disable_ioctl(vdev, VIDIOC_S_TUNER);
v4l2_disable_ioctl(vdev, VIDIOC_G_TUNER);
} else {
struct v4l2_frequency f = {
.type = V4L2_TUNER_ANALOG_TV,
@ -1104,16 +1097,16 @@ int go7007_v4l2_init(struct go7007 *go)
call_all(&go->v4l2_dev, tuner, s_frequency, &f);
}
if (!(go->board_info->sensor_flags & GO7007_SENSOR_TV)) {
v4l2_disable_ioctl(go->video_dev, VIDIOC_G_STD);
v4l2_disable_ioctl(go->video_dev, VIDIOC_S_STD);
go->video_dev->tvnorms = 0;
v4l2_disable_ioctl(vdev, VIDIOC_G_STD);
v4l2_disable_ioctl(vdev, VIDIOC_S_STD);
vdev->tvnorms = 0;
}
if (go->board_info->sensor_flags & GO7007_SENSOR_SCALING)
v4l2_disable_ioctl(go->video_dev, VIDIOC_ENUM_FRAMESIZES);
v4l2_disable_ioctl(vdev, VIDIOC_ENUM_FRAMESIZES);
if (go->board_info->num_aud_inputs == 0) {
v4l2_disable_ioctl(go->video_dev, VIDIOC_G_AUDIO);
v4l2_disable_ioctl(go->video_dev, VIDIOC_S_AUDIO);
v4l2_disable_ioctl(go->video_dev, VIDIOC_ENUMAUDIO);
v4l2_disable_ioctl(vdev, VIDIOC_G_AUDIO);
v4l2_disable_ioctl(vdev, VIDIOC_S_AUDIO);
v4l2_disable_ioctl(vdev, VIDIOC_ENUMAUDIO);
}
/* Setup correct crystal frequency on this board */
if (go->board_info->sensor_flags & GO7007_SENSOR_SAA7115)
@ -1124,14 +1117,11 @@ int go7007_v4l2_init(struct go7007 *go)
go7007_s_input(go);
if (go->board_info->sensor_flags & GO7007_SENSOR_TV)
go7007_s_std(go);
rv = video_register_device(go->video_dev, VFL_TYPE_GRABBER, -1);
if (rv < 0) {
video_device_release(go->video_dev);
go->video_dev = NULL;
rv = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
if (rv < 0)
return rv;
}
dev_info(go->dev, "registered device %s [v4l2]\n",
video_device_node_name(go->video_dev));
video_device_node_name(vdev));
return 0;
}

2
drivers/staging/media/go7007/saa7134-go7007.c
View File

@ -471,7 +471,7 @@ static int saa7134_go7007_init(struct saa7134_dev *dev)
* V4L2 and ALSA interfaces */
if (go7007_register_encoder(go, go->board_info->num_i2c_devs) < 0)
goto initfail;
dev->empress_dev = go->video_dev;
dev->empress_dev = &go->vdev;
video_set_drvdata(dev->empress_dev, go);
go->status = STATUS_ONLINE;