From bb84977941ad85a5c0b9ff4fd5331913e31107c4 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Thu, 3 May 2012 15:05:53 +0100 Subject: [PATCH] gma500: wide framebuffer memory If we set a small text framebuffer and have a bigger scanout then we want to send black not random bits for the overscan. Signed-off-by: Alan Cox Signed-off-by: Dave Airlie --- drivers/gpu/drm/gma500/framebuffer.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index c9fe4bd..4fc0d08 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -408,6 +408,8 @@ static int psbfb_create(struct psb_fbdev *fbdev, return -ENOMEM; } + memset(dev_priv->vram_addr + backing->offset, 0, size); + mutex_lock(&dev->struct_mutex); info = framebuffer_alloc(0, device); -- 2.7.4