drm/i915: Check overlay stride errata for i830 and i845
commit0f6b65e300c5237fa981e2d2265d87505ca34bc8
authorChris Wilson <chris@chris-wilson.co.uk>
Mon, 12 Jul 2010 18:35:38 +0000 (12 19:35 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 10 Aug 2010 17:54:15 +0000 (10 10:54 -0700)
tree36080a8e04ef76e1934176e629ed9cb3219477e7
parent14ccd3c0e994d6648b0ad5b9ba7256afb7c1d96c
drm/i915: Check overlay stride errata for i830 and i845

commit a1efd14a99483a4fb9308902397ed86b69454c99 upstream.

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>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/gpu/drm/i915/intel_overlay.c