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authorPhilipp Zabel <p.zabel@pengutronix.de>2022-04-26 12:15:55 +0300
committerMauro Carvalho Chehab <mchehab@kernel.org>2022-05-13 12:02:20 +0300
commit67e33dd957880879e785cfea83a3aa24bd5c5577 (patch)
treecc8aa020e4032ea73a8afdfc986a1c8b14368245 /drivers/media
parente223d45b53433def67a250f7bbfd958043c70bf6 (diff)
downloadlinux-67e33dd957880879e785cfea83a3aa24bd5c5577.tar.xz
media: coda: limit frame interval enumeration to supported encoder frame sizes
Let VIDIOC_ENUM_FRAMEINTERVALS return -EINVAL if userspace queries frame intervals for frame sizes unsupported by the encoder. Fixes the following v4l2-compliance failure: fail: v4l2-test-formats.cpp(123): found frame intervals for invalid size 47x16 fail: v4l2-test-formats.cpp(282): node->codec_mask & STATEFUL_ENCODER test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: FAIL [hverkuil: drop incorrect 'For decoder devices, return -ENOTTY.' in the commit log] Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/platform/chips-media/coda-common.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/media/platform/chips-media/coda-common.c b/drivers/media/platform/chips-media/coda-common.c
index 7528f2718c4d..af71eea04dbd 100644
--- a/drivers/media/platform/chips-media/coda-common.c
+++ b/drivers/media/platform/chips-media/coda-common.c
@@ -1315,7 +1315,8 @@ static int coda_enum_frameintervals(struct file *file, void *fh,
struct v4l2_frmivalenum *f)
{
struct coda_ctx *ctx = fh_to_ctx(fh);
- int i;
+ struct coda_q_data *q_data;
+ const struct coda_codec *codec;
if (f->index)
return -EINVAL;
@@ -1324,12 +1325,19 @@ static int coda_enum_frameintervals(struct file *file, void *fh,
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 (coda_format_normalize_yuv(f->pixel_format) == V4L2_PIX_FMT_YUV420) {
+ q_data = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE);
+ codec = coda_find_codec(ctx->dev, f->pixel_format,
+ q_data->fourcc);
+ } else {
+ codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_YUV420,
+ f->pixel_format);
}
- if (i == CODA_MAX_FORMATS)
+ if (!codec)
+ return -EINVAL;
+
+ if (f->width < MIN_W || f->width > codec->max_w ||
+ f->height < MIN_H || f->height > codec->max_h)
return -EINVAL;
f->type = V4L2_FRMIVAL_TYPE_CONTINUOUS;