vir_stride need number words of the virtual width, and fb->pitches
save bytes_per_pixel, so just div 4 switch to stride.
Signed-off-by: Mark Yao <mark.yao at rock-chips.com>
---
Changes in v4: None
Changes in v3:
Adviced by Tomasz Figa
- use more suitable tile for this patch.
Changes in v2: None
drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 34b78e7..6b44731 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -667,7 +667,7 @@ static int vop_update_plane_event(struct drm_plane *plane,
offset += (src.y1 >> 16) * fb->pitches[0];
yrgb_mst = rk_obj->dma_addr + offset;
- y_vir_stride = fb->pitches[0] / (fb->bits_per_pixel >> 3);
+ y_vir_stride = fb->pitches[0] >> 2;
/*
* If this plane update changes the plane's framebuffer, (or more
--
1.7.9.5
