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authorChris Wilson <chris@chris-wilson.co.uk>2016-08-25 19:05:19 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2016-08-26 08:42:26 +0100
commit4cc6907501ed2393a70ad92a30e00dc54c536e50 (patch)
tree54f08ed0316186d79f26de860bc101902fc65106 /include/uapi
parent27082493e9c6371b05370a619ab9d2877c5f4726 (diff)
drm/i915: Add I915_PARAM_MMAP_GTT_VERSION to advertise unlimited mmaps
Now that we have working partial VMA and faulting support for all objects, including fence support, advertise to userspace that it can take advantage of unlimited GGTT mmaps. v2: Make room in the kerneldoc for a more detailed explanation of the limitations of the GTT mmap interface. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20160825180519.11341-1-chris@chris-wilson.co.uk
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/drm/i915_drm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 5501fe83ed92..03725fe89859 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -387,6 +387,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_HAS_EXEC_SOFTPIN 37
#define I915_PARAM_HAS_POOLED_EU 38
#define I915_PARAM_MIN_EU_IN_POOL 39
+#define I915_PARAM_MMAP_GTT_VERSION 40
typedef struct drm_i915_getparam {
__s32 param;