For vp8 not support 4K, need to disable it.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
---
 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
index bae43938ee37..ba188d16f0fb 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
@@ -532,7 +532,8 @@ static int vidioc_enum_framesizes(struct file *file, void *priv,
 		fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
 		fsize->stepwise = dec_pdata->vdec_framesizes[i].stepwise;
 		if (!(ctx->dev->dec_capability &
-				VCODEC_CAPABILITY_4K_DISABLED)) {
+				VCODEC_CAPABILITY_4K_DISABLED) &&
+				fsize->pixel_format != V4L2_PIX_FMT_VP8_FRAME) {
 			mtk_v4l2_debug(3, "4K is enabled");
 			fsize->stepwise.max_width =
 					VCODEC_DEC_4K_CODED_WIDTH;
-- 
2.25.1