From 69a9005789ad18806490bd8dc70dd6458319cd28 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Thu, 31 Jan 2019 08:21:44 -0500 Subject: media: vicodec: support SOURCE_CHANGE event for decoders only The SOURCE_CHANGE event is decoder specific, so don't allow it for encoders. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/vicodec/vicodec-core.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/media/platform/vicodec/vicodec-core.c') diff --git a/drivers/media/platform/vicodec/vicodec-core.c b/drivers/media/platform/vicodec/vicodec-core.c index b5a9dee94c91..212da185e4f2 100644 --- a/drivers/media/platform/vicodec/vicodec-core.c +++ b/drivers/media/platform/vicodec/vicodec-core.c @@ -1118,9 +1118,14 @@ static int vicodec_enum_framesizes(struct file *file, void *fh, static int vicodec_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub) { + struct vicodec_ctx *ctx = container_of(fh, struct vicodec_ctx, fh); + switch (sub->type) { - case V4L2_EVENT_EOS: case V4L2_EVENT_SOURCE_CHANGE: + if (ctx->is_enc) + return -EINVAL; + /* fall through */ + case V4L2_EVENT_EOS: return v4l2_event_subscribe(fh, sub, 0, NULL); default: return v4l2_ctrl_subscribe_event(fh, sub); -- cgit