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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-07-04 13:06:28 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-07-05 23:56:18 +0200 |
| commit | 190d6cd5cd3606dd13a3ca5bf0c23dc520659c15 (patch) | |
| tree | 7a70d5382d09114d95b1eaf085334d8015814162 /drivers/gpu/drm/i915/i915_drv.h | |
| parent | d94ab068277bda17bfeb0e976049035153299a1a (diff) | |
| download | lwn-190d6cd5cd3606dd13a3ca5bf0c23dc520659c15.tar.gz lwn-190d6cd5cd3606dd13a3ca5bf0c23dc520659c15.zip | |
drm/i915: less magic for stolen preallocated objects w/o gtt offset
A magic -1 is a obscure, especially since it's actually passed as an
unsigned, so depends upon the magic sign extension rules in C. This has
been added in
commit 3727d55e4d85836aa6cb759a965daaef88074150
Author: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Wed May 8 10:45:14 2013 -0700
drm/i915: allow stolen, pre-allocated objects to avoid GTT allocation v2
Use a proper #define instead. Spotted while reviewing Ben's
drm_mm_create_block changes.
v2: Cast the constant to u32 since otherwise we again have a type
mismatch. Suggested by Chris Wilson.
Cc: Ben Widawsky <ben@bwidawsk.net>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a7c2cfb3ee97..0a91554e0aa1 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1202,6 +1202,7 @@ enum hdmi_force_audio { }; #define I915_GTT_RESERVED ((struct drm_mm_node *)0x1) +#define I915_GTT_OFFSET_NONE ((u32)-1) struct drm_i915_gem_object_ops { /* Interface between the GEM object and its backing storage. |