From: Alan Cox <a...@linux.intel.com>
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 <a...@linux.intel.com>
---
drivers/gpu/drm/gma500/framebuffer.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
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);
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