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authorMark Yao <mark.yao@rock-chips.com>2015-06-26 13:07:25 +0300
committerMark Yao <mark.yao@rock-chips.com>2015-08-26 09:16:25 +0300
commitf1c79abef5bae62aefcadf16917905cb7f98dc19 (patch)
tree11e194b8c338a01525c7d926e6ee0400b1dca255 /drivers/gpu/drm/rockchip
parentdb56176025cee5e242dfeed5f4e304d095d29fa3 (diff)
downloadlinux-f1c79abef5bae62aefcadf16917905cb7f98dc19.tar.xz
drm/rockchip: vop: Fix virtual stride calculation
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@rock-chips.com>
Diffstat (limited to 'drivers/gpu/drm/rockchip')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_vop.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 34b78e736532..6b447318ef51 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