Dest start point use crtc_x/y is wrong, crtc_x/y is not equal to dest.x1/y1 at plane scale.
Signed-off-by: Mark Yao <mark.yao at rock-chips.com> --- drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 3558acb..c7e0283 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -634,11 +634,9 @@ static int vop_update_plane_event(struct drm_plane *plane, actual_w = (src.x2 - src.x1) >> 16; actual_h = (src.y2 - src.y1) >> 16; - crtc_x = max(0, crtc_x); - crtc_y = max(0, crtc_y); - dsp_stx = crtc_x + crtc->mode.htotal - crtc->mode.hsync_start; - dsp_sty = crtc_y + crtc->mode.vtotal - crtc->mode.vsync_start; + dsp_stx = dest.x1 + crtc->mode.htotal - crtc->mode.hsync_start; + dsp_sty = dest.y1 + crtc->mode.vtotal - crtc->mode.vsync_start; offset = (src.x1 >> 16) * (fb->bits_per_pixel >> 3); offset += (src.y1 >> 16) * fb->pitches[0]; -- 1.7.9.5