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[media] saa7146: move vbi fields from saa7146_fh to saa7146_vv 

This fields are global and don't belong in a fh 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 2012-05-01 11:28:20 -03:00 committed by Mauro Carvalho Chehab
parent fd74d6eb4c
commit fca3469aa8
4 changed files with 26 additions and 21 deletions
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15
drivers/media/common/saa7146_fops.c
View File

@ -437,6 +437,7 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
{
struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler;
struct v4l2_pix_format *fmt;
struct v4l2_vbi_format *vbi;
struct saa7146_vv *vv;
int err;
@ -514,6 +515,20 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
fmt->bytesperline = 3 * fmt->width;
fmt->sizeimage = fmt->bytesperline * fmt->height;
vbi = &vv->vbi_fmt;
vbi->sampling_rate = 27000000;
vbi->offset = 248; /* todo */
vbi->samples_per_line = 720 * 2;
vbi->sample_format = V4L2_PIX_FMT_GREY;
/* fixme: this only works for PAL */
vbi->start[0] = 5;
vbi->count[0] = 16;
vbi->start[1] = 312;
vbi->count[1] = 16;
init_timer(&vv->vbi_read_timeout);
vv->ov_fb.capability = V4L2_FBUF_CAP_LIST_CLIPPING;
vv->ov_fb.flags = V4L2_FBUF_FLAG_PRIMARY;
dev->vv_data = vv;

23
drivers/media/common/saa7146_vbi.c
View File

@ -344,7 +344,7 @@ static void vbi_stop(struct saa7146_fh *fh, struct file *file)
vv->vbi_streaming = NULL;
del_timer(&vv->vbi_q.timeout);
del_timer(&fh->vbi_read_timeout);
del_timer(&vv->vbi_read_timeout);
spin_unlock_irqrestore(&dev->slock, flags);
}
@ -377,6 +377,7 @@ static void vbi_init(struct saa7146_dev *dev, struct saa7146_vv *vv)
static int vbi_open(struct saa7146_dev *dev, struct file *file)
{
struct saa7146_fh *fh = file->private_data;
struct saa7146_vv *vv = fh->dev->vv_data;
u32 arbtr_ctrl = saa7146_read(dev, PCI_BT_V1);
int ret = 0;
@ -395,19 +396,6 @@ static int vbi_open(struct saa7146_dev *dev, struct file *file)
saa7146_write(dev, PCI_BT_V1, arbtr_ctrl);
saa7146_write(dev, MC2, (MASK_04|MASK_20));
memset(&fh->vbi_fmt,0,sizeof(fh->vbi_fmt));
fh->vbi_fmt.sampling_rate = 27000000;
fh->vbi_fmt.offset = 248; /* todo */
fh->vbi_fmt.samples_per_line = vbi_pixel_to_capture;
fh->vbi_fmt.sample_format = V4L2_PIX_FMT_GREY;
/* fixme: this only works for PAL */
fh->vbi_fmt.start[0] = 5;
fh->vbi_fmt.count[0] = 16;
fh->vbi_fmt.start[1] = 312;
fh->vbi_fmt.count[1] = 16;
videobuf_queue_sg_init(&fh->vbi_q, &vbi_qops,
&dev->pci->dev, &dev->slock,
V4L2_BUF_TYPE_VBI_CAPTURE,
@ -415,9 +403,8 @@ static int vbi_open(struct saa7146_dev *dev, struct file *file)
sizeof(struct saa7146_buf),
file, &dev->v4l2_lock);
init_timer(&fh->vbi_read_timeout);
fh->vbi_read_timeout.function = vbi_read_timeout;
fh->vbi_read_timeout.data = (unsigned long)file;
vv->vbi_read_timeout.function = vbi_read_timeout;
vv->vbi_read_timeout.data = (unsigned long)file;
/* initialize the brs */
if ( 0 != (SAA7146_USE_PORT_B_FOR_VBI & dev->ext_vv_data->flags)) {
@ -488,7 +475,7 @@ static ssize_t vbi_read(struct file *file, char __user *data, size_t count, loff
return -EBUSY;
}
mod_timer(&fh->vbi_read_timeout, jiffies+BUFFER_TIMEOUT);
mod_timer(&vv->vbi_read_timeout, jiffies+BUFFER_TIMEOUT);
ret = videobuf_read_stream(&fh->vbi_q, data, count, ppos, 1,
file->f_flags & O_NONBLOCK);
/*

5
drivers/media/common/saa7146_video.c
View File

@ -613,7 +613,10 @@ static int vidioc_g_fmt_vid_overlay(struct file *file, void *fh, struct v4l2_for
static int vidioc_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *f)
{
f->fmt.vbi = ((struct saa7146_fh *)fh)->vbi_fmt;
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
struct saa7146_vv *vv = dev->vv_data;
f->fmt.vbi = vv->vbi_fmt;
return 0;
}

4
include/media/saa7146_vv.h
View File

@ -93,8 +93,6 @@ struct saa7146_fh {
/* vbi capture */
struct videobuf_queue vbi_q;
struct v4l2_vbi_format vbi_fmt;
struct timer_list vbi_read_timeout;
unsigned int resources; /* resource management for device open */
};
@ -106,6 +104,8 @@ struct saa7146_vv
{
/* vbi capture */
struct saa7146_dmaqueue vbi_q;
struct v4l2_vbi_format vbi_fmt;
struct timer_list vbi_read_timeout;
/* vbi workaround interrupt queue */
wait_queue_head_t vbi_wq;
int vbi_fieldcount;