media: cedrus: h264: Fix check for presence of scaling matrix

If scaling matrix control is present, VPU should not use default matrix.
Fix that.

Fixes: b3a23db0e2 ("media: cedrus: Use H264_SCALING_MATRIX only when required")
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Acked-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/sunxi/cedrus/cedrus_h264.c

@@ -446,7 +446,7 @@ static void cedrus_set_params(struct cedrus_ctx *ctx,
 	reg |= (pps->second_chroma_qp_index_offset & 0x3f) << 16;
 	reg |= (pps->chroma_qp_index_offset & 0x3f) << 8;
 	reg |= (pps->pic_init_qp_minus26 + 26 + slice->slice_qp_delta) & 0x3f;
-	if (pps->flags & V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT)
+	if (!(pps->flags & V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT))
 		reg |= VE_H264_SHS_QP_SCALING_MATRIX_DEFAULT;
 	cedrus_write(dev, VE_H264_SHS_QP, reg);