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path: root/drivers/input/touchscreen/sur40.c
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Diffstat (limited to 'drivers/input/touchscreen/sur40.c')
-rw-r--r--drivers/input/touchscreen/sur40.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index 3967d8c651cc..aefb6e11f88a 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -839,6 +839,19 @@ static int sur40_vidioc_g_fmt(struct file *file, void *priv,
return 0;
}
+static int sur40_ioctl_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *p)
+{
+ if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ p->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
+ p->parm.capture.timeperframe.numerator = 1;
+ p->parm.capture.timeperframe.denominator = 60;
+ p->parm.capture.readbuffers = 3;
+ return 0;
+}
+
static int sur40_vidioc_enum_fmt(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
@@ -870,14 +883,14 @@ static int sur40_vidioc_enum_frameintervals(struct file *file, void *priv,
{
struct sur40_state *sur40 = video_drvdata(file);
- if ((f->index > 1) || ((f->pixel_format != V4L2_TCH_FMT_TU08)
+ if ((f->index > 0) || ((f->pixel_format != V4L2_TCH_FMT_TU08)
&& (f->pixel_format != V4L2_PIX_FMT_GREY))
|| (f->width != sur40->pix_fmt.width)
|| (f->height != sur40->pix_fmt.height))
return -EINVAL;
f->type = V4L2_FRMIVAL_TYPE_DISCRETE;
- f->discrete.denominator = 60/(f->index+1);
+ f->discrete.denominator = 60;
f->discrete.numerator = 1;
return 0;
}
@@ -937,6 +950,9 @@ static const struct v4l2_ioctl_ops sur40_video_ioctl_ops = {
.vidioc_enum_framesizes = sur40_vidioc_enum_framesizes,
.vidioc_enum_frameintervals = sur40_vidioc_enum_frameintervals,
+ .vidioc_g_parm = sur40_ioctl_parm,
+ .vidioc_s_parm = sur40_ioctl_parm,
+
.vidioc_enum_input = sur40_vidioc_enum_input,
.vidioc_g_input = sur40_vidioc_g_input,
.vidioc_s_input = sur40_vidioc_s_input,