gma500: introduce the framebuffer support code

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We support 2D acceleration on some devices but we try and do tricks with
the GTT as a starting point as this is far faster. The GTT logic could be
improved further but for most display sizes it already makes a pretty good
decision.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

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Alan Cox 2011-11-03 18:21:20 +00:00 • committed by Dave Airlie

parent 8c8f1c958a

commit 4d8d096e9a

3 changed files with 1194 additions and 0 deletions

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362

drivers/gpu/drm/gma500/accel_2d.c

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784

drivers/gpu/drm/gma500/framebuffer.c

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48

drivers/gpu/drm/gma500/framebuffer.h

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