media: mediatek: vcodec: disable vp8 4K capability

For vp8 not support 4K, need to disable it.
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec.c

@@ -435,7 +435,8 @@ static int vidioc_vdec_s_fmt(struct file *file, void *priv,
 	if (fmt == NULL)
 		return -EINVAL;
 
-	if (!(ctx->dev->dec_capability & VCODEC_CAPABILITY_4K_DISABLED)) {
+	if (!(ctx->dev->dec_capability & VCODEC_CAPABILITY_4K_DISABLED) &&
+	    fmt->fourcc != V4L2_PIX_FMT_VP8_FRAME) {
 		mtk_v4l2_debug(3, "4K is enabled");
 		ctx->max_width = VCODEC_DEC_4K_CODED_WIDTH;
 		ctx->max_height = VCODEC_DEC_4K_CODED_HEIGHT;