History

drm/amdkfd: Implement image tiling mode support v2

v2: Removed hole in ioctl number space

Yong Zhao committed 9 years ago

Commit 5d71dbc1 parent fb31a0c2 files · +70 −1Browse files

Showing the changes to include/uapi/linux (1 of 2 files). Show all

Unified · Split

include/uapi/linux/kfd_ioctl.h+27−1
@@ -238,6 +238,29 @@ struct kfd_ioctl_set_scratch_backing_va_args { · 237 unmodified lines
238 uint32_t pad;238 uint32_t pad;
239};239};
240 240
241struct kfd_ioctl_get_tile_config_args {
242 /* to KFD: pointer to tile array */
243 uint64_t tile_config_ptr;
244 /* to KFD: pointer to macro tile array */
245 uint64_t macro_tile_config_ptr;
246 /* to KFD: array size allocated by user mode
247 * from KFD: array size filled by kernel
248 */
249 uint32_t num_tile_configs;
250 /* to KFD: array size allocated by user mode
251 * from KFD: array size filled by kernel
252 */
253 uint32_t num_macro_tile_configs;
254
255 uint32_t gpu_id; /* to KFD */
256 uint32_t gb_addr_config; /* from KFD */
257 uint32_t num_banks; /* from KFD */
258 uint32_t num_ranks; /* from KFD */
259 /* struct size can be extended later if needed
260 * without breaking ABI compatibility
261 */
262};
263
241#define AMDKFD_IOCTL_BASE 'K'264#define AMDKFD_IOCTL_BASE 'K'
242#define AMDKFD_IO(nr) _IO(AMDKFD_IOCTL_BASE, nr)265#define AMDKFD_IO(nr) _IO(AMDKFD_IOCTL_BASE, nr)
243#define AMDKFD_IOR(nr, type) _IOR(AMDKFD_IOCTL_BASE, nr, type)266#define AMDKFD_IOR(nr, type) _IOR(AMDKFD_IOCTL_BASE, nr, type)
@@ -295,7 +318,10 @@ struct kfd_ioctl_set_scratch_backing_va_args { · 51 unmodified lines
295#define AMDKFD_IOC_SET_SCRATCH_BACKING_VA \318#define AMDKFD_IOC_SET_SCRATCH_BACKING_VA \
296 AMDKFD_IOWR(0x11, struct kfd_ioctl_set_scratch_backing_va_args)319 AMDKFD_IOWR(0x11, struct kfd_ioctl_set_scratch_backing_va_args)
297 320
321#define AMDKFD_IOC_GET_TILE_CONFIG \
322 AMDKFD_IOWR(0x12, struct kfd_ioctl_get_tile_config_args)
323
298#define AMDKFD_COMMAND_START 0x01324#define AMDKFD_COMMAND_START 0x01
299#define AMDKFD_COMMAND_END 0x12325#define AMDKFD_COMMAND_END 0x13
300 326
301#endif327#endif