Add the missing kernel-doc.
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| @@ -2141,14 +2141,52 @@ struct drm_i915_reset_stats { · 2140 unmodified lines | |||
| 2141 | __u32 pad; | 2141 | __u32 pad; |
| 2142 | }; | 2142 | }; |
| 2143 | 2143 | ||
| 2144 | /** | ||
| 2145 | * struct drm_i915_gem_userptr - Create GEM object from user allocated memory. | ||
| 2146 | * | ||
| 2147 | * Userptr objects have several restrictions on what ioctls can be used with the | ||
| 2148 | * object handle. | ||
| 2149 | */ | ||
| 2144 | struct drm_i915_gem_userptr { | 2150 | struct drm_i915_gem_userptr { |
| 2151 | /** | ||
| 2152 | * @user_ptr: The pointer to the allocated memory. | ||
| 2153 | * | ||
| 2154 | * Needs to be aligned to PAGE_SIZE. | ||
| 2155 | */ | ||
| 2145 | __u64 user_ptr; | 2156 | __u64 user_ptr; |
| 2157 | |||
| 2158 | /** | ||
| 2159 | * @user_size: | ||
| 2160 | * | ||
| 2161 | * The size in bytes for the allocated memory. This will also become the | ||
| 2162 | * object size. | ||
| 2163 | * | ||
| 2164 | * Needs to be aligned to PAGE_SIZE, and should be at least PAGE_SIZE, | ||
| 2165 | * or larger. | ||
| 2166 | */ | ||
| 2146 | __u64 user_size; | 2167 | __u64 user_size; |
| 2168 | |||
| 2169 | /** | ||
| 2170 | * @flags: | ||
| 2171 | * | ||
| 2172 | * Supported flags: | ||
| 2173 | * | ||
| 2174 | * I915_USERPTR_READ_ONLY: | ||
| 2175 | * | ||
| 2176 | * Mark the object as readonly, this also means GPU access can only be | ||
| 2177 | * readonly. This is only supported on HW which supports readonly access | ||
| 2178 | * through the GTT. If the HW can't support readonly access, an error is | ||
| 2179 | * returned. | ||
| 2180 | * | ||
| 2181 | * I915_USERPTR_UNSYNCHRONIZED: | ||
| 2182 | * | ||
| 2183 | * NOT USED. Setting this flag will result in an error. | ||
| 2184 | */ | ||
| 2147 | __u32 flags; | 2185 | __u32 flags; |
| 2148 | #define I915_USERPTR_READ_ONLY 0x1 | 2186 | #define I915_USERPTR_READ_ONLY 0x1 |
| 2149 | #define I915_USERPTR_UNSYNCHRONIZED 0x80000000 | 2187 | #define I915_USERPTR_UNSYNCHRONIZED 0x80000000 |
| 2150 | /** | 2188 | /** |
| 2151 | * Returned handle for the object. | 2189 | * @handle: Returned handle for the object. |
| 2152 | * | 2190 | * |
| 2153 | * Object handles are nonzero. | 2191 | * Object handles are nonzero. |
| 2154 | */ | 2192 | */ |