drm/i915: add GEM GTT mapping support

[deliverable/linux.git] / include / drm / i915_drm.h

diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 152b34da927c1d8117c42d06d90a3adc0d214109..3f663ecc3dbb9a83b8645562c6ec9d4ea3c724ca 100644 (file)
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -160,6 +160,7 @@ 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)
@@ -187,6 +188,7 @@ 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)
@@ -382,6 +384,18 @@ struct drm_i915_gem_mmap {
        uint64_t addr_ptr;
 };
 
+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;