v4l2-compliance complains about S_PARM being supported, but not
ENUM_FRAMEINTERVALS.
Report a continuous frame interval even though the hardware only
supports 16-bit numerator and denominator, with min/max values
that can be programmed into the mailbox registers.
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/media/platform/coda/coda-common.c | 34 +++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index 1ba3301b35de..32998da39cac 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -1044,6 +1044,38 @@ static int coda_decoder_cmd(struct file *file, void *fh,
return 0;
}
+static int coda_enum_frameintervals(struct file *file, void *fh,
+ struct v4l2_frmivalenum *f)
+{
+ struct coda_ctx *ctx = fh_to_ctx(fh);
+ int i;
+
+ if (f->index)
+ return -EINVAL;
+
+ /* Disallow YUYV if the vdoa is not available */
+ if (!ctx->vdoa && f->pixel_format == V4L2_PIX_FMT_YUYV)
+ return -EINVAL;
+
+ for (i = 0; i < CODA_MAX_FORMATS; i++) {
+ if (f->pixel_format == ctx->cvd->src_formats[i] ||
+ f->pixel_format == ctx->cvd->dst_formats[i])
+ break;
+ }
+ if (i == CODA_MAX_FORMATS)
+ return -EINVAL;
+
+ f->type = V4L2_FRMIVAL_TYPE_CONTINUOUS;
+ f->stepwise.min.numerator = 1;
+ f->stepwise.min.denominator = 65535;
+ f->stepwise.max.numerator = 65536;
+ f->stepwise.max.denominator = 1;
+ f->stepwise.step.numerator = 1;
+ f->stepwise.step.denominator = 1;
+
+ return 0;
+}
+
static int coda_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
{
struct coda_ctx *ctx = fh_to_ctx(fh);
@@ -1190,6 +1222,8 @@ static const struct v4l2_ioctl_ops coda_ioctl_ops = {
.vidioc_g_parm = coda_g_parm,
.vidioc_s_parm = coda_s_parm,
+ .vidioc_enum_frameintervals = coda_enum_frameintervals,
+
.vidioc_subscribe_event = coda_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
--
2.19.1
