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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2008-11-13 13:52:04 -0800 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2008-11-13 13:52:04 -0800 |
| commit | 276c07d8855f748c043dfe3ab8c4da954ba0fe1e (patch) | |
| tree | a76198a778eaa7eb1dabc7c24fdeefce44d57d16 /shared-core/i915_drm.h | |
| parent | 930c0e7cf4f4776f7a69e7acc6fedeed7addb235 (diff) | |
libdrm: add support for i915 GTT mapping ioctl
Add a drm_intel_gem_bo_map_gtt() function for mapping a buffer object
through the aperture rather than directly to its CPU cacheable memory.
Diffstat (limited to 'shared-core/i915_drm.h')
| -rw-r--r-- | shared-core/i915_drm.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/shared-core/i915_drm.h b/shared-core/i915_drm.h index 9211b390..976ff187 100644 --- a/shared-core/i915_drm.h +++ b/shared-core/i915_drm.h @@ -193,6 +193,7 @@ typedef struct drm_i915_sarea { #define DRM_I915_GEM_SET_TILING 0x21 #define DRM_I915_GEM_GET_TILING 0x22 #define DRM_I915_GEM_GET_APERTURE 0x23 +#define DRM_I915_GEM_MMAP_GTT 0x24 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) @@ -224,6 +225,7 @@ typedef struct drm_i915_sarea { #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) +#define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) @@ -499,6 +501,18 @@ struct drm_i915_gem_mmap { uint64_t addr_ptr; /* void *, but pointers are not 32/64 compatible */ }; +struct drm_i915_gem_mmap_gtt { + /** Handle for the object being mapped. */ + uint32_t handle; + uint32_t pad; + /** + * Fake offset to use for subsequent mmap call + * + * This is a fixed-size type for 32/64 compatibility. + */ + uint64_t offset; +}; + struct drm_i915_gem_set_domain { /** Handle for the object */ uint32_t handle; |