On 2016?06?06? 15:58, Yakir Yang wrote:
> From: Mark Yao <mark.yao at rock-chips.com>
>
> When the input color format is YUV, we need to do some external scale
> for CBCR. Like,
> * In YUV420 data format:
> cbcr_xscale = dst_w / src_w * 2;
> cbcr_yscale = dst_h / src_h * 2;
> * In YUV422 data format:
> cbcr_xscale = dst_w / src_w * 2;
> cbcr_yscale = dst_h / src_h;
> * In YUV444 data format
> cbcr_xscale = dst_w / src_w;
> cbcr_yscale = dst_h / src_h;
>
> Signed-off-by: Yakir Yang <ykk at rock-chips.com>
> ---
> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index 1c4d5b5..b28cda7 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -324,9 +324,9 @@ static void scl_vop_cal_scl_fac(struct vop *vop, const struct vop_win_data *win,
> scl_cal_scale2(src_h, dst_h));
> if (is_yuv) {
> VOP_SCL_SET(vop, win, scale_cbcr_x,
> - scl_cal_scale2(src_w, dst_w));
> + scl_cal_scale2(cbcr_src_w, dst_w));
> VOP_SCL_SET(vop, win, scale_cbcr_y,
> - scl_cal_scale2(src_h, dst_h));
> + scl_cal_scale2(cbcr_src_h, dst_h));
> }
> return;
> }
Thanks for this fix, Applied to my drm-fixes.
--
?ark Yao
