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| author |   David Weinehall <david.weinehall@linux.intel.com> | 2015-05-20 17:00:13 +0300 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-05-29 10:15:19 +0200 |
| commit | b1b38278e12b04cf9a227f6af2c24651cf6e8a85 (patch) | |
| tree | e433227e4e8f1fffc26c55c55ade6086b1ea0197 /include/uapi/drm/i915_drm.h | |
| parent | drm/i915: disable IPS while getting the sink CRCs (diff) | |
| download | linux-dev-b1b38278e12b04cf9a227f6af2c24651cf6e8a85.tar.xz linux-dev-b1b38278e12b04cf9a227f6af2c24651cf6e8a85.zip | |
drm/i915: add a context parameter to {en, dis}able zero address mapping
Export a new context parameter that can be set/queried through the
context_{get,set}param ioctls. This parameter is passed as a context
flag and decides whether or not a GPU address mapping is allowed to
be made at address zero. The default is to allow such mappings.
Signed-off-by: David Weinehall <david.weinehall@intel.com>
Acked-by: "Zou, Nanhai" <nanhai.zou@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/uapi/drm/i915_drm.h')
| -rw-r--r-- | include/uapi/drm/i915_drm.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index 6e1a2ed116cb..92d61a7c942a 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -1106,6 +1106,7 @@ struct drm_i915_gem_context_param { __u32 size; __u64 param; #define I915_CONTEXT_PARAM_BAN_PERIOD 0x1 +#define I915_CONTEXT_PARAM_NO_ZEROMAP 0x2 __u64 value; }; |