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authorHans Verkuil <hverkuil@xs4all.nl>2006-06-18 21:40:10 +0200
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-06-25 07:05:23 +0200
commit86b79d662453b0f0107d03cc939dd737d6076436 (patch)
treef61a827c0d10a93a93a948ab66ee602777fc8eb2 /drivers/media/video/saa7134/saa7134-empress.c
parentV4L/DVB (4196): Port cx88-blackbird to the new MPEG API. (diff)
downloadlinux-86b79d662453b0f0107d03cc939dd737d6076436.tar.xz
linux-86b79d662453b0f0107d03cc939dd737d6076436.zip
V4L/DVB (4197): Port new MPEG API to saa7134-empress with saa6752hs
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-empress.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-empress.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index 1d972edb3be6..bc743b9253fd 100644
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/drivers/media/video/saa7134/saa7134-empress.c
@@ -64,8 +64,10 @@ static void ts_reset_encoder(struct saa7134_dev* dev)
static int ts_init_encoder(struct saa7134_dev* dev)
{
+ struct v4l2_ext_controls ctrls = { V4L2_CTRL_CLASS_MPEG, 0 };
+
ts_reset_encoder(dev);
- saa7134_i2c_call_clients(dev, VIDIOC_S_MPEGCOMP, NULL);
+ saa7134_i2c_call_clients(dev, VIDIOC_S_EXT_CTRLS, &ctrls);
dev->empress_started = 1;
return 0;
}
@@ -162,6 +164,7 @@ static int ts_do_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, void *arg)
{
struct saa7134_dev *dev = file->private_data;
+ struct v4l2_ext_controls *ctrls = arg;
if (debug > 1)
v4l_print_ioctl(dev->name,cmd);
@@ -284,6 +287,21 @@ static int ts_do_ioctl(struct inode *inode, struct file *file,
case VIDIOC_G_MPEGCOMP:
saa7134_i2c_call_clients(dev, VIDIOC_G_MPEGCOMP, arg);
return 0;
+ case VIDIOC_S_EXT_CTRLS:
+ /* count == 0 is abused in saa6752hs.c, so that special
+ case is handled here explicitly. */
+ if (ctrls->count == 0)
+ return 0;
+ if (ctrls->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+ saa7134_i2c_call_clients(dev, VIDIOC_S_EXT_CTRLS, arg);
+ ts_init_encoder(dev);
+ return 0;
+ case VIDIOC_G_EXT_CTRLS:
+ if (ctrls->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+ saa7134_i2c_call_clients(dev, VIDIOC_G_EXT_CTRLS, arg);
+ return 0;
default:
return -ENOIOCTLCMD;