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authorHans Verkuil2009-01-18 19:59:11 -0300
committerMauro Carvalho Chehab2009-03-30 12:42:24 -0300
commitb960074fec573fb1b226d9e2686ce51be807cdf1 (patch)
treeda58b7afa37b0ccd1c06948ad6497cb801553335 /drivers/media/common/saa7146_fops.c
parentc9b8b04b267f9a7e472daa06cdf6d4963d503d1f (diff)
V4L/DVB (10271): saa7146: convert to video_ioctl2.
The conversion to video_ioctl2 is the first phase to converting this driver to the latest v4l2 framework. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/common/saa7146_fops.c')
-rw-r--r--drivers/media/common/saa7146_fops.c36
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c
index cf06f4d10ad4..4a27d4eda628 100644
--- a/drivers/media/common/saa7146_fops.c
+++ b/drivers/media/common/saa7146_fops.c
@@ -308,14 +308,6 @@ static int fops_release(struct file *file)
return 0;
}
-static long fops_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
-{
-/*
- DEB_EE(("file:%p, cmd:%d, arg:%li\n", file, cmd, arg));
-*/
- return video_usercopy(file, cmd, arg, saa7146_video_do_ioctl);
-}
-
static int fops_mmap(struct file *file, struct vm_area_struct * vma)
{
struct saa7146_fh *fh = file->private_data;
@@ -425,7 +417,7 @@ static const struct v4l2_file_operations video_fops =
.write = fops_write,
.poll = fops_poll,
.mmap = fops_mmap,
- .ioctl = fops_ioctl,
+ .ioctl = video_ioctl2,
};
static void vv_callback(struct saa7146_dev *dev, unsigned long status)
@@ -452,19 +444,16 @@ static void vv_callback(struct saa7146_dev *dev, unsigned long status)
}
}
-static struct video_device device_template =
-{
- .fops = &video_fops,
- .minor = -1,
-};
-
int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
{
- struct saa7146_vv *vv = kzalloc (sizeof(struct saa7146_vv),GFP_KERNEL);
- if( NULL == vv ) {
+ struct saa7146_vv *vv = kzalloc(sizeof(struct saa7146_vv), GFP_KERNEL);
+
+ if (vv == NULL) {
ERR(("out of memory. aborting.\n"));
return -1;
}
+ ext_vv->ops = saa7146_video_ioctl_ops;
+ ext_vv->core_ops = &saa7146_video_ioctl_ops;
DEB_EE(("dev:%p\n",dev));
@@ -521,6 +510,7 @@ int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
{
struct saa7146_vv *vv = dev->vv_data;
struct video_device *vfd;
+ int err;
DEB_EE(("dev:%p, name:'%s', type:%d\n",dev,name,type));
@@ -529,16 +519,18 @@ int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
if (vfd == NULL)
return -ENOMEM;
- memcpy(vfd, &device_template, sizeof(struct video_device));
- strlcpy(vfd->name, name, sizeof(vfd->name));
+ vfd->fops = &video_fops;
+ vfd->ioctl_ops = dev->ext_vv_data ? &dev->ext_vv_data->ops :
+ &saa7146_video_ioctl_ops;
vfd->release = video_device_release;
+ strlcpy(vfd->name, name, sizeof(vfd->name));
video_set_drvdata(vfd, dev);
- // fixme: -1 should be an insmod parameter *for the extension* (like "video_nr");
- if (video_register_device(vfd, type, -1) < 0) {
+ err = video_register_device(vfd, type, -1);
+ if (err < 0) {
ERR(("cannot register v4l2 device. skipping.\n"));
video_device_release(vfd);
- return -1;
+ return err;
}
if( VFL_TYPE_GRABBER == type ) {