From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Thu, 12 May 2011 21:17:20 +0000 (+0100)
Subject: drm/915: fix relaxed tiling on gen2: tile height
X-Git-Tag: v3.0-rc3~41^2~1^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c8ebc2b076ad9e1833cb4f7f1a6f30b4786a2a09;p=pandora-kernel.git

drm/915: fix relaxed tiling on gen2: tile height

A tile on gen2 has a size of 2kb, stride of 128 bytes and 16 rows.

Userspace was broken and assumed 8 rows. Chris Wilson noted that the
kernel unfortunately can't reliable check that because libdrm rounds
up the size to the next bucket.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Keith Packard <keithp@keithp.com>
---

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