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-rw-r--r--drivers/gpu/drm/tilcdc/tilcdc_crtc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
index 25d6b220ee8a..89d69169dada 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
@@ -80,7 +80,7 @@ static void set_scanout(struct drm_crtc *crtc, struct drm_framebuffer *fb)
end = start + (crtc->mode.vdisplay * fb->pitches[0]);
tilcdc_write(dev, LCDC_DMA_FB_BASE_ADDR_0_REG, start);
- tilcdc_write(dev, LCDC_DMA_FB_CEILING_ADDR_0_REG, end);
+ tilcdc_write(dev, LCDC_DMA_FB_CEILING_ADDR_0_REG, end - 1);
if (tilcdc_crtc->curr_fb)
drm_flip_work_queue(&tilcdc_crtc->unref_work,