diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 117 |
1 files changed, 98 insertions, 19 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 4d36203ffb11..e3ed08dca7b7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -50,15 +50,21 @@ int amdgpu_amdkfd_init(void) kgd2kfd = NULL; } + #elif defined(CONFIG_HSA_AMD) + ret = kgd2kfd_init(KFD_INTERFACE_VERSION, &kgd2kfd); if (ret) kgd2kfd = NULL; #else + kgd2kfd = NULL; ret = -ENOENT; #endif + +#if defined(CONFIG_HSA_AMD_MODULE) || defined(CONFIG_HSA_AMD) amdgpu_amdkfd_gpuvm_init_mem_limits(); +#endif return ret; } @@ -92,8 +98,12 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev) case CHIP_POLARIS11: kfd2kgd = amdgpu_amdkfd_gfx_8_0_get_functions(); break; + case CHIP_VEGA10: + case CHIP_RAVEN: + kfd2kgd = amdgpu_amdkfd_gfx_9_0_get_functions(); + break; default: - dev_dbg(adev->dev, "kfd not supported on this ASIC\n"); + dev_info(adev->dev, "kfd not supported on this ASIC\n"); return; } @@ -175,6 +185,28 @@ void amdgpu_amdkfd_device_init(struct amdgpu_device *adev) &gpu_resources.doorbell_physical_address, &gpu_resources.doorbell_aperture_size, &gpu_resources.doorbell_start_offset); + if (adev->asic_type >= CHIP_VEGA10) { + /* On SOC15 the BIF is involved in routing + * doorbells using the low 12 bits of the + * address. Communicate the assignments to + * KFD. KFD uses two doorbell pages per + * process in case of 64-bit doorbells so we + * can use each doorbell assignment twice. + */ + gpu_resources.sdma_doorbell[0][0] = + AMDGPU_DOORBELL64_sDMA_ENGINE0; + gpu_resources.sdma_doorbell[0][1] = + AMDGPU_DOORBELL64_sDMA_ENGINE0 + 0x200; + gpu_resources.sdma_doorbell[1][0] = + AMDGPU_DOORBELL64_sDMA_ENGINE1; + gpu_resources.sdma_doorbell[1][1] = + AMDGPU_DOORBELL64_sDMA_ENGINE1 + 0x200; + /* Doorbells 0x0f0-0ff and 0x2f0-2ff are reserved for + * SDMA, IH and VCN. So don't use them for the CP. + */ + gpu_resources.reserved_doorbell_mask = 0x1f0; + gpu_resources.reserved_doorbell_val = 0x0f0; + } kgd2kfd->device_init(adev->kfd, &gpu_resources); } @@ -217,13 +249,18 @@ int alloc_gtt_mem(struct kgd_dev *kgd, size_t size, { struct amdgpu_device *adev = (struct amdgpu_device *)kgd; struct amdgpu_bo *bo = NULL; + struct amdgpu_bo_param bp; int r; - uint64_t gpu_addr_tmp = 0; void *cpu_ptr_tmp = NULL; - r = amdgpu_bo_create(adev, size, PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT, - AMDGPU_GEM_CREATE_CPU_GTT_USWC, ttm_bo_type_kernel, - NULL, &bo); + memset(&bp, 0, sizeof(bp)); + bp.size = size; + bp.byte_align = PAGE_SIZE; + bp.domain = AMDGPU_GEM_DOMAIN_GTT; + bp.flags = AMDGPU_GEM_CREATE_CPU_GTT_USWC; + bp.type = ttm_bo_type_kernel; + bp.resv = NULL; + r = amdgpu_bo_create(adev, &bp, &bo); if (r) { dev_err(adev->dev, "failed to allocate BO for amdkfd (%d)\n", r); @@ -237,13 +274,18 @@ int alloc_gtt_mem(struct kgd_dev *kgd, size_t size, goto allocate_mem_reserve_bo_failed; } - r = amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_GTT, - &gpu_addr_tmp); + r = amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_GTT); if (r) { dev_err(adev->dev, "(%d) failed to pin bo for amdkfd\n", r); goto allocate_mem_pin_bo_failed; } + r = amdgpu_ttm_alloc_gart(&bo->tbo); + if (r) { + dev_err(adev->dev, "%p bind failed\n", bo); + goto allocate_mem_kmap_bo_failed; + } + r = amdgpu_bo_kmap(bo, &cpu_ptr_tmp); if (r) { dev_err(adev->dev, @@ -252,7 +294,7 @@ int alloc_gtt_mem(struct kgd_dev *kgd, size_t size, } *mem_obj = bo; - *gpu_addr = gpu_addr_tmp; + *gpu_addr = amdgpu_bo_gpu_offset(bo); *cpu_ptr = cpu_ptr_tmp; amdgpu_bo_unreserve(bo); @@ -304,15 +346,12 @@ void get_local_mem_info(struct kgd_dev *kgd, mem_info->local_mem_size_public, mem_info->local_mem_size_private); - if (amdgpu_emu_mode == 1) { - mem_info->mem_clk_max = 100; - return; - } - if (amdgpu_sriov_vf(adev)) mem_info->mem_clk_max = adev->clock.default_mclk / 100; - else + else if (adev->powerplay.pp_funcs) mem_info->mem_clk_max = amdgpu_dpm_get_mclk(adev, false) / 100; + else + mem_info->mem_clk_max = 100; } uint64_t get_gpu_clock_counter(struct kgd_dev *kgd) @@ -329,13 +368,12 @@ uint32_t get_max_engine_clock_in_mhz(struct kgd_dev *kgd) struct amdgpu_device *adev = (struct amdgpu_device *)kgd; /* the sclk is in quantas of 10kHz */ - if (amdgpu_emu_mode == 1) - return 100; - if (amdgpu_sriov_vf(adev)) return adev->clock.default_sclk / 100; - - return amdgpu_dpm_get_sclk(adev, false) / 100; + else if (adev->powerplay.pp_funcs) + return amdgpu_dpm_get_sclk(adev, false) / 100; + else + return 100; } void get_cu_info(struct kgd_dev *kgd, struct kfd_cu_info *cu_info) @@ -432,3 +470,44 @@ bool amdgpu_amdkfd_is_kfd_vmid(struct amdgpu_device *adev, u32 vmid) return false; } + +#if !defined(CONFIG_HSA_AMD_MODULE) && !defined(CONFIG_HSA_AMD) +bool amdkfd_fence_check_mm(struct dma_fence *f, struct mm_struct *mm) +{ + return false; +} + +void amdgpu_amdkfd_unreserve_system_memory_limit(struct amdgpu_bo *bo) +{ +} + +void amdgpu_amdkfd_gpuvm_destroy_cb(struct amdgpu_device *adev, + struct amdgpu_vm *vm) +{ +} + +struct amdgpu_amdkfd_fence *to_amdgpu_amdkfd_fence(struct dma_fence *f) +{ + return NULL; +} + +int amdgpu_amdkfd_evict_userptr(struct kgd_mem *mem, struct mm_struct *mm) +{ + return 0; +} + +struct kfd2kgd_calls *amdgpu_amdkfd_gfx_7_get_functions(void) +{ + return NULL; +} + +struct kfd2kgd_calls *amdgpu_amdkfd_gfx_8_0_get_functions(void) +{ + return NULL; +} + +struct kfd2kgd_calls *amdgpu_amdkfd_gfx_9_0_get_functions(void) +{ + return NULL; +} +#endif |