diff options
Diffstat (limited to 'amdgpu/amdgpu.h')
| -rw-r--r-- | amdgpu/amdgpu.h | 54 |
1 files changed, 26 insertions, 28 deletions
diff --git a/amdgpu/amdgpu.h b/amdgpu/amdgpu.h index bc6751ae..f14b7f45 100644 --- a/amdgpu/amdgpu.h +++ b/amdgpu/amdgpu.h @@ -156,19 +156,6 @@ struct amdgpu_bo_alloc_request { }; /** - * Structure describing memory allocation request - * - * \sa amdgpu_bo_alloc() -*/ -struct amdgpu_bo_alloc_result { - /** Assigned virtual MC Base Address */ - uint64_t virtual_mc_base_address; - - /** Handle of allocated memory to be used by the given process only. */ - amdgpu_bo_handle buf_handle; -}; - -/** * Special UMD specific information associated with buffer. * * It may be need to pass some buffer charactersitic as part @@ -213,13 +200,6 @@ struct amdgpu_bo_info { */ uint64_t phys_alignment; - /** - * Assigned virtual MC Base Address. - * \note This information will be returned only if this buffer was - * allocated in the same process otherwise 0 will be returned. - */ - uint64_t virtual_mc_base_address; - /** Heap where to allocate memory. */ uint32_t preferred_heap; @@ -242,9 +222,6 @@ struct amdgpu_bo_import_result { /** Buffer size */ uint64_t alloc_size; - - /** Assigned virtual MC Base Address */ - uint64_t virtual_mc_base_address; }; /** @@ -558,8 +535,7 @@ int amdgpu_device_deinitialize(amdgpu_device_handle device_handle); * See #amdgpu_device_initialize() * \param alloc_buffer - \c [in] Pointer to the structure describing an * allocation request - * \param info - \c [out] Pointer to structure which return - * information about allocated memory + * \param buf_handle - \c [out] Allocated buffer handle * * \return 0 on success\n * <0 - Negative POSIX Error code @@ -568,7 +544,7 @@ int amdgpu_device_deinitialize(amdgpu_device_handle device_handle); */ int amdgpu_bo_alloc(amdgpu_device_handle dev, struct amdgpu_bo_alloc_request *alloc_buffer, - struct amdgpu_bo_alloc_result *info); + amdgpu_bo_handle *buf_handle); /** * Associate opaque data with buffer to be queried by another UMD @@ -652,7 +628,7 @@ int amdgpu_bo_import(amdgpu_device_handle dev, * want to map to GPU address space (make GPU accessible) * (This address must be correctly aligned). * \param size - [in] Size of allocation (must be correctly aligned) - * \param amdgpu_bo_alloc_result - [out] Handle of allocation to be passed as + * \param buf_handle - [out] Buffer handle for the userptr memory * resource on submission and be used in other operations. * * @@ -677,7 +653,7 @@ int amdgpu_bo_import(amdgpu_device_handle dev, */ int amdgpu_create_bo_from_user_mem(amdgpu_device_handle dev, void *cpu, uint64_t size, - struct amdgpu_bo_alloc_result *info); + amdgpu_bo_handle *buf_handle); /** * Free previosuly allocated memory @@ -1173,4 +1149,26 @@ int amdgpu_va_range_query(amdgpu_device_handle dev, uint64_t *start, uint64_t *end); +/** + * VA mapping/unmapping for the buffer object + * + * \param bo - \c [in] BO handle + * \param offset - \c [in] Start offset to map + * \param size - \c [in] Size to map + * \param addr - \c [in] Start virtual address. + * \param flags - \c [in] Supported flags for mapping/unmapping + * \param ops - \c [in] AMDGPU_VA_OP_MAP or AMDGPU_VA_OP_UNMAP + * + * \return 0 on success\n + * <0 - Negative POSIX Error code + * +*/ + +int amdgpu_bo_va_op(amdgpu_bo_handle bo, + uint64_t offset, + uint64_t size, + uint64_t addr, + uint64_t flags, + uint32_t ops); + #endif /* #ifdef _AMDGPU_H_ */ |