From: Thomas Daniel Date: Wed, 18 Feb 2015 11:48:21 +0000 (+0000) Subject: drm/i915: Shift driver's HWSP usage out of reserved range X-Git-Tag: omap-for-v4.1/fixes-rc1~82^2~33^2~40 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b07da53c79ba6480759c1ad352a96b96c7b97c7a;p=pandora-kernel.git drm/i915: Shift driver's HWSP usage out of reserved range As of Gen6, the general purpose area of the hardware status page has shrunk and now begins at dword 0x30. i915 driver uses dword 0x20 to store the seqno which is now reserved. So shift our HWSP dwords up into the general purpose range before this bites us. Note that all available documentation just says this is reserved without going into details about what it's used for. Signed-off-by: Thomas Daniel Reviewed-by: Dave Gordon [danvet: Add clarification from Thomas that unfortunately Bspec is silent on what "reserverd" precisely means.] Signed-off-by: Daniel Vetter --- Reading git-diff-tree failed