drm/i915: Check overlay stride errata for i830 and i845
commita1efd14a99483a4fb9308902397ed86b69454c99
authorChris Wilson <chris@chris-wilson.co.uk>
Mon, 12 Jul 2010 18:35:38 +0000 (12 19:35 +0100)
committerEric Anholt <eric@anholt.net>
Mon, 2 Aug 2010 02:46:16 +0000 (1 19:46 -0700)
treee0e64ed6a78a41fdc9dada859a552a94afdc2800
parent7de56f43e06ec6e17f548dfb359d395adbfbb87d
drm/i915: Check overlay stride errata for i830 and i845

Apparently i830 and i845 cannot handle any stride that is not a multiple
of 256, unlike their brethren which do support 64 byte aligned strides.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@kernel.org
Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/i915/intel_overlay.c