- return drmCommandWriteRead(fd, DRM_AMDGPU_GEM_METADATA, &args, sizeof(args));
-}
-
-static int amdgpu_read_mm_regs(int fd, unsigned dword_offset, unsigned count, uint32_t instance,
- uint32_t flags, uint32_t *values)
-{
- struct drm_amdgpu_info request;
-
- memset(&request, 0, sizeof(request));
- request.return_pointer = (uintptr_t)values;
- request.return_size = count * sizeof(uint32_t);
- request.query = AMDGPU_INFO_READ_MMR_REG;
- request.read_mmr_reg.dword_offset = dword_offset;
- request.read_mmr_reg.count = count;
- request.read_mmr_reg.instance = instance;
- request.read_mmr_reg.flags = flags;
-
- return drmCommandWrite(fd, DRM_AMDGPU_INFO, &request, sizeof(struct drm_amdgpu_info));
-}
-
-static int amdgpu_query_gpu(int fd, struct amdgpu_gpu_info *gpu_info)
-{
- int ret;
- uint32_t instance;
-
- if (!gpu_info)
- return -EINVAL;
-
- instance = AMDGPU_INFO_MMR_SH_INDEX_MASK << AMDGPU_INFO_MMR_SH_INDEX_SHIFT;
-
- ret = amdgpu_read_mm_regs(fd, mmCC_RB_BACKEND_DISABLE, 1, instance, 0,
- &gpu_info->backend_disable[0]);
- if (ret)
- return ret;
- /* extract bitfield CC_RB_BACKEND_DISABLE.BACKEND_DISABLE */
- gpu_info->backend_disable[0] = (gpu_info->backend_disable[0] >> 16) & 0xff;
-
- ret = amdgpu_read_mm_regs(fd, mmGB_TILE_MODE0, 32, 0xffffffff, 0, gpu_info->gb_tile_mode);
- if (ret)
- return ret;
-
- ret = amdgpu_read_mm_regs(fd, mmGB_MACROTILE_MODE0, 16, 0xffffffff, 0,
- gpu_info->gb_macro_tile_mode);
- if (ret)
- return ret;
-
- ret = amdgpu_read_mm_regs(fd, mmGB_ADDR_CONFIG, 1, 0xffffffff, 0, &gpu_info->gb_addr_cfg);
- if (ret)
- return ret;
-
- ret = amdgpu_read_mm_regs(fd, mmMC_ARB_RAMCFG, 1, 0xffffffff, 0, &gpu_info->mc_arb_ramcfg);
- if (ret)
- return ret;
-
- return 0;
-}
-
-static void *ADDR_API alloc_sys_mem(const ADDR_ALLOCSYSMEM_INPUT *in)
-{
- return malloc(in->sizeInBytes);
-}
-
-static ADDR_E_RETURNCODE ADDR_API free_sys_mem(const ADDR_FREESYSMEM_INPUT *in)
-{
- free(in->pVirtAddr);
- return ADDR_OK;
-}
-
-static int amdgpu_addrlib_compute(void *addrlib, uint32_t width, uint32_t height, uint32_t format,
- uint64_t use_flags, uint32_t *tiling_flags,
- ADDR_COMPUTE_SURFACE_INFO_OUTPUT *addr_out)
-{
- ADDR_COMPUTE_SURFACE_INFO_INPUT addr_surf_info_in = { 0 };
- ADDR_TILEINFO addr_tile_info = { 0 };
- ADDR_TILEINFO addr_tile_info_out = { 0 };
- uint32_t bits_per_pixel;
-
- addr_surf_info_in.size = sizeof(ADDR_COMPUTE_SURFACE_INFO_INPUT);
-
- /* Set the requested tiling mode. */
- addr_surf_info_in.tileMode = ADDR_TM_2D_TILED_THIN1;
- if (use_flags &
- (BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN))
- addr_surf_info_in.tileMode = ADDR_TM_LINEAR_ALIGNED;
- else if (width <= 16 || height <= 16)
- addr_surf_info_in.tileMode = ADDR_TM_1D_TILED_THIN1;
-
- bits_per_pixel = drv_stride_from_format(format, 1, 0) * 8;
- /* Bits per pixel should be calculated from format*/
- addr_surf_info_in.bpp = bits_per_pixel;
- addr_surf_info_in.numSamples = 1;
- addr_surf_info_in.width = width;
- addr_surf_info_in.height = height;
- addr_surf_info_in.numSlices = 1;
- addr_surf_info_in.pTileInfo = &addr_tile_info;
- addr_surf_info_in.tileIndex = -1;
-
- /* This disables incorrect calculations (hacks) in addrlib. */
- addr_surf_info_in.flags.noStencil = 1;
-
- /* Set the micro tile type. */
- if (use_flags & BO_USE_SCANOUT)
- addr_surf_info_in.tileType = ADDR_DISPLAYABLE;
- else
- addr_surf_info_in.tileType = ADDR_NON_DISPLAYABLE;
-
- addr_out->size = sizeof(ADDR_COMPUTE_SURFACE_INFO_OUTPUT);
- addr_out->pTileInfo = &addr_tile_info_out;
-
- if (AddrComputeSurfaceInfo(addrlib, &addr_surf_info_in, addr_out) != ADDR_OK)
- return -EINVAL;
-
- ADDR_CONVERT_TILEINFOTOHW_INPUT s_in = { 0 };
- ADDR_CONVERT_TILEINFOTOHW_OUTPUT s_out = { 0 };
- ADDR_TILEINFO s_tile_hw_info_out = { 0 };
-
- s_in.size = sizeof(ADDR_CONVERT_TILEINFOTOHW_INPUT);
- /* Convert from real value to HW value */
- s_in.reverse = 0;
- s_in.pTileInfo = &addr_tile_info_out;
- s_in.tileIndex = -1;
-
- s_out.size = sizeof(ADDR_CONVERT_TILEINFOTOHW_OUTPUT);
- s_out.pTileInfo = &s_tile_hw_info_out;
-
- if (AddrConvertTileInfoToHW(addrlib, &s_in, &s_out) != ADDR_OK)
- return -EINVAL;