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authorDouglas Schilling Landgraf <dougsland@gmail.com>2007-12-27 22:20:58 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:04:20 -0200
commit402aa76aa5e57801b4db5ccf8c7beea9f580bb1b (patch)
treee6575fc05013a8ad0560911d07d678570b063137 /drivers/media/video/bt8xx/bttv-vbi.c
parent4041f1a58774249f5f26163e68b844521ece1fb4 (diff)
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V4L/DVB (6911): Converted bttv to use video_ioctl2
Signed-off-by: Douglas Schilling Landgraf <dougsland@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/bt8xx/bttv-vbi.c')
-rw-r--r--drivers/media/video/bt8xx/bttv-vbi.c52
1 files changed, 25 insertions, 27 deletions
diff --git a/drivers/media/video/bt8xx/bttv-vbi.c b/drivers/media/video/bt8xx/bttv-vbi.c
index b924f05e3b74..da2708176aad 100644
--- a/drivers/media/video/bt8xx/bttv-vbi.c
+++ b/drivers/media/video/bt8xx/bttv-vbi.c
@@ -236,10 +236,8 @@ struct videobuf_queue_ops bttv_vbi_qops = {
/* ----------------------------------------------------------------------- */
-static int
-try_fmt (struct v4l2_vbi_format * f,
- const struct bttv_tvnorm * tvnorm,
- __s32 crop_start)
+static int try_fmt(struct v4l2_vbi_format *f, const struct bttv_tvnorm *tvnorm,
+ __s32 crop_start)
{
__s32 min_start, max_start, max_end, f2_offset;
unsigned int i;
@@ -305,10 +303,9 @@ try_fmt (struct v4l2_vbi_format * f,
return 0;
}
-int
-bttv_vbi_try_fmt (struct bttv_fh * fh,
- struct v4l2_vbi_format * f)
+int vidioc_try_fmt_vbi(struct file *file, void *f, struct v4l2_format *frt)
{
+ struct bttv_fh *fh = f;
struct bttv *btv = fh->btv;
const struct bttv_tvnorm *tvnorm;
__s32 crop_start;
@@ -320,13 +317,13 @@ bttv_vbi_try_fmt (struct bttv_fh * fh,
mutex_unlock(&btv->lock);
- return try_fmt(f, tvnorm, crop_start);
+ return try_fmt(&frt->fmt.vbi, tvnorm, crop_start);
}
-int
-bttv_vbi_set_fmt (struct bttv_fh * fh,
- struct v4l2_vbi_format * f)
+
+int vidioc_s_fmt_vbi(struct file *file, void *f, struct v4l2_format *frt)
{
+ struct bttv_fh *fh = f;
struct bttv *btv = fh->btv;
const struct bttv_tvnorm *tvnorm;
__s32 start1, end;
@@ -340,11 +337,12 @@ bttv_vbi_set_fmt (struct bttv_fh * fh,
tvnorm = &bttv_tvnorms[btv->tvnorm];
- rc = try_fmt(f, tvnorm, btv->crop_start);
+ rc = try_fmt(&frt->fmt.vbi, tvnorm, btv->crop_start);
if (0 != rc)
goto fail;
- start1 = f->start[1] - tvnorm->vbistart[1] + tvnorm->vbistart[0];
+ start1 = frt->fmt.vbi.start[1] - tvnorm->vbistart[1] +
+ tvnorm->vbistart[0];
/* First possible line of video capturing. Should be
max(f->start[0] + f->count[0], start1 + f->count[1]) * 2
@@ -352,11 +350,11 @@ bttv_vbi_set_fmt (struct bttv_fh * fh,
pretend the VBI and video capture window may overlap,
so end = start + 1, the lowest possible value, times two
because vbi_fmt.end counts field lines times two. */
- end = max(f->start[0], start1) * 2 + 2;
+ end = max(frt->fmt.vbi.start[0], start1) * 2 + 2;
mutex_lock(&fh->vbi.lock);
- fh->vbi_fmt.fmt = *f;
+ fh->vbi_fmt.fmt = frt->fmt.vbi;
fh->vbi_fmt.tvnorm = tvnorm;
fh->vbi_fmt.end = end;
@@ -370,13 +368,13 @@ bttv_vbi_set_fmt (struct bttv_fh * fh,
return rc;
}
-void
-bttv_vbi_get_fmt (struct bttv_fh * fh,
- struct v4l2_vbi_format * f)
+
+int vidioc_g_fmt_vbi(struct file *file, void *f, struct v4l2_format *frt)
{
+ struct bttv_fh *fh = f;
const struct bttv_tvnorm *tvnorm;
- *f = fh->vbi_fmt.fmt;
+ frt->fmt.vbi = fh->vbi_fmt.fmt;
tvnorm = &bttv_tvnorms[fh->btv->tvnorm];
@@ -391,28 +389,28 @@ bttv_vbi_get_fmt (struct bttv_fh * fh,
max_end = (tvnorm->cropcap.bounds.top
+ tvnorm->cropcap.bounds.height) >> 1;
- f->sampling_rate = tvnorm->Fsc;
+ frt->fmt.vbi.sampling_rate = tvnorm->Fsc;
for (i = 0; i < 2; ++i) {
__s32 new_start;
- new_start = f->start[i]
+ new_start = frt->fmt.vbi.start[i]
+ tvnorm->vbistart[i]
- fh->vbi_fmt.tvnorm->vbistart[i];
- f->start[i] = min(new_start, max_end - 1);
- f->count[i] = min((__s32) f->count[i],
- max_end - f->start[i]);
+ frt->fmt.vbi.start[i] = min(new_start, max_end - 1);
+ frt->fmt.vbi.count[i] =
+ min((__s32) frt->fmt.vbi.count[i],
+ max_end - frt->fmt.vbi.start[i]);
max_end += tvnorm->vbistart[1]
- tvnorm->vbistart[0];
}
}
+ return 0;
}
-void
-bttv_vbi_fmt_reset (struct bttv_vbi_fmt * f,
- int norm)
+void bttv_vbi_fmt_reset(struct bttv_vbi_fmt *f, int norm)
{
const struct bttv_tvnorm *tvnorm;
unsigned int real_samples_per_line;