From: Daniel Kurtz djkurtz@chromium.org
Use the framebuffer's format to compute its cpp, and use it when calculating the address shift value.
Signed-off-by: Bibby Hsieh bibby.hsieh@mediatek.com --- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c index b3ddb20..c461a23 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -135,7 +135,7 @@ static void mtk_plane_atomic_update(struct drm_plane *plane, pitch = fb->pitches[0]; format = fb->pixel_format;
- addr += (plane->state->src.x1 >> 16) * 4; + addr += (plane->state->src.x1 >> 16) * drm_format_plane_cpp(format, 0); addr += (plane->state->src.y1 >> 16) * pitch;
state->pending.enable = true;