media: vicodec: support SOURCE_CHANGE event for decoders only (69a90057) · Commits · 戴 / test

The SOURCE_CHANGE event is decoder specific, so don't allow it for encoders. Signed-off-by:

drivers/media/platform/vicodec/vicodec-core.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -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);