[media] saa7146: embed video_device
Embed the video_device struct to simplify the error handling and in
order to (eventually) get rid of video_device_alloc/release.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/common/saa7146/saa7146_fops.c b/drivers/media/common/saa7146/saa7146_fops.c
index b7d6393..df1e8c9 100644
--- a/drivers/media/common/saa7146/saa7146_fops.c
+++ b/drivers/media/common/saa7146/saa7146_fops.c
@@ -587,26 +587,20 @@
}
EXPORT_SYMBOL_GPL(saa7146_vv_release);
-int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
+int saa7146_register_device(struct video_device *vfd, struct saa7146_dev *dev,
char *name, int type)
{
- struct video_device *vfd;
int err;
int i;
DEB_EE("dev:%p, name:'%s', type:%d\n", dev, name, type);
- // released by vfd->release
- vfd = video_device_alloc();
- if (vfd == NULL)
- return -ENOMEM;
-
vfd->fops = &video_fops;
if (type == VFL_TYPE_GRABBER)
vfd->ioctl_ops = &dev->ext_vv_data->vid_ops;
else
vfd->ioctl_ops = &dev->ext_vv_data->vbi_ops;
- vfd->release = video_device_release;
+ vfd->release = video_device_release_empty;
vfd->lock = &dev->v4l2_lock;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->tvnorms = 0;
@@ -618,25 +612,20 @@
err = video_register_device(vfd, type, -1);
if (err < 0) {
ERR("cannot register v4l2 device. skipping.\n");
- video_device_release(vfd);
return err;
}
pr_info("%s: registered device %s [v4l2]\n",
dev->name, video_device_node_name(vfd));
-
- *vid = vfd;
return 0;
}
EXPORT_SYMBOL_GPL(saa7146_register_device);
-int saa7146_unregister_device(struct video_device **vid, struct saa7146_dev* dev)
+int saa7146_unregister_device(struct video_device *vfd, struct saa7146_dev *dev)
{
DEB_EE("dev:%p\n", dev);
- video_unregister_device(*vid);
- *vid = NULL;
-
+ video_unregister_device(vfd);
return 0;
}
EXPORT_SYMBOL_GPL(saa7146_unregister_device);
diff --git a/drivers/media/pci/saa7146/hexium_gemini.c b/drivers/media/pci/saa7146/hexium_gemini.c
index 366434f..03cbcd2 100644
--- a/drivers/media/pci/saa7146/hexium_gemini.c
+++ b/drivers/media/pci/saa7146/hexium_gemini.c
@@ -66,7 +66,7 @@
{
int type;
- struct video_device *video_dev;
+ struct video_device video_dev;
struct i2c_adapter i2c_adapter;
int cur_input; /* current input */
diff --git a/drivers/media/pci/saa7146/hexium_orion.c b/drivers/media/pci/saa7146/hexium_orion.c
index a1eb26d..15f0d66 100644
--- a/drivers/media/pci/saa7146/hexium_orion.c
+++ b/drivers/media/pci/saa7146/hexium_orion.c
@@ -63,7 +63,7 @@
struct hexium
{
int type;
- struct video_device *video_dev;
+ struct video_device video_dev;
struct i2c_adapter i2c_adapter;
int cur_input; /* current input */
diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c
index c4c8fce..0ca1e07 100644
--- a/drivers/media/pci/saa7146/mxb.c
+++ b/drivers/media/pci/saa7146/mxb.c
@@ -151,8 +151,8 @@
struct mxb
{
- struct video_device *video_dev;
- struct video_device *vbi_dev;
+ struct video_device video_dev;
+ struct video_device vbi_dev;
struct i2c_adapter i2c_adapter;
diff --git a/drivers/media/pci/ttpci/av7110.h b/drivers/media/pci/ttpci/av7110.h
index ef3d960..835635b 100644
--- a/drivers/media/pci/ttpci/av7110.h
+++ b/drivers/media/pci/ttpci/av7110.h
@@ -102,8 +102,8 @@
struct dvb_device dvb_dev;
struct dvb_net dvb_net;
- struct video_device *v4l_dev;
- struct video_device *vbi_dev;
+ struct video_device v4l_dev;
+ struct video_device vbi_dev;
struct saa7146_dev *dev;
diff --git a/drivers/media/pci/ttpci/budget-av.c b/drivers/media/pci/ttpci/budget-av.c
index 0ba3875..54c9910 100644
--- a/drivers/media/pci/ttpci/budget-av.c
+++ b/drivers/media/pci/ttpci/budget-av.c
@@ -68,7 +68,7 @@
struct budget_av {
struct budget budget;
- struct video_device *vd;
+ struct video_device vd;
int cur_input;
int has_saa7113;
struct tasklet_struct ciintf_irq_tasklet;
diff --git a/include/media/saa7146_vv.h b/include/media/saa7146_vv.h
index 944ecdf..92766f7 100644
--- a/include/media/saa7146_vv.h
+++ b/include/media/saa7146_vv.h
@@ -178,8 +178,8 @@
};
/* from saa7146_fops.c */
-int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev, char *name, int type);
-int saa7146_unregister_device(struct video_device **vid, struct saa7146_dev* dev);
+int saa7146_register_device(struct video_device *vid, struct saa7146_dev *dev, char *name, int type);
+int saa7146_unregister_device(struct video_device *vid, struct saa7146_dev *dev);
void saa7146_buffer_finish(struct saa7146_dev *dev, struct saa7146_dmaqueue *q, int state);
void saa7146_buffer_next(struct saa7146_dev *dev, struct saa7146_dmaqueue *q,int vbi);
int saa7146_buffer_queue(struct saa7146_dev *dev, struct saa7146_dmaqueue *q, struct saa7146_buf *buf);