[PATCH v2 6/7] drm/mediatek: plane: Use FB's format's cpp to compute x offset
From: Bibby Hsieh <hidden>
Date: 2016-08-04 03:07:49
Also in:
dri-devel, linux-mediatek, lkml
Subsystem:
drm drivers, drm drivers for mediatek, the rest · Maintainers:
David Airlie, Simona Vetter, Chun-Kuang Hu, Philipp Zabel, Linus Torvalds
From: Daniel Kurtz <redacted> Use the framebuffer's format to compute its cpp, and use it when calculating the address shift value. Signed-off-by: Bibby Hsieh <redacted> --- 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;
--
1.7.9.5