Commit fd72e2cb authored by Prike Liang's avatar Prike Liang Committed by Alex Deucher
Browse files

drm/amdkfd: introduce dummy cache info for property asic 



This dummy cache info will enable kfd base function support.

Signed-off-by: default avatarPrike Liang <Prike.Liang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d62eaddb

drivers/gpu/drm/amd/amdkfd/kfd_crat.c

+52 −1
Original line number Diff line number Diff line
@@ -891,6 +891,54 @@ static struct kfd_gpu_cache_info gc_10_3_6_cache_info[] = { 
	},

};



static struct kfd_gpu_cache_info dummy_cache_info[] = {

	{

		/* TCP L1 Cache per CU */

		.cache_size = 16,

		.cache_level = 1,

		.flags = (CRAT_CACHE_FLAGS_ENABLED |

				CRAT_CACHE_FLAGS_DATA_CACHE |

				CRAT_CACHE_FLAGS_SIMD_CACHE),

		.num_cu_shared = 1,

	},

	{

		/* Scalar L1 Instruction Cache per SQC */

		.cache_size = 32,

		.cache_level = 1,

		.flags = (CRAT_CACHE_FLAGS_ENABLED |

				CRAT_CACHE_FLAGS_INST_CACHE |

				CRAT_CACHE_FLAGS_SIMD_CACHE),

		.num_cu_shared = 2,

	},

	{

		/* Scalar L1 Data Cache per SQC */

		.cache_size = 16,

		.cache_level = 1,

		.flags = (CRAT_CACHE_FLAGS_ENABLED |

				CRAT_CACHE_FLAGS_DATA_CACHE |

				CRAT_CACHE_FLAGS_SIMD_CACHE),

		.num_cu_shared = 2,

	},

	{

		/* GL1 Data Cache per SA */

		.cache_size = 128,

		.cache_level = 1,

		.flags = (CRAT_CACHE_FLAGS_ENABLED |

				CRAT_CACHE_FLAGS_DATA_CACHE |

				CRAT_CACHE_FLAGS_SIMD_CACHE),

		.num_cu_shared = 6,

	},

	{

		/* L2 Data Cache per GPU (Total Tex Cache) */

		.cache_size = 2048,

		.cache_level = 2,

		.flags = (CRAT_CACHE_FLAGS_ENABLED |

				CRAT_CACHE_FLAGS_DATA_CACHE |

				CRAT_CACHE_FLAGS_SIMD_CACHE),

		.num_cu_shared = 6,

	},

};



static void kfd_populated_cu_info_cpu(struct kfd_topology_device *dev,

		struct crat_subtype_computeunit *cu)

{
@@ -1630,7 +1678,10 @@ static int kfd_fill_gpu_cache_info(struct kfd_dev *kdev, 
				kfd_fill_gpu_cache_info_from_gfx_config(kdev, pcache_info);

			break;

		default:

			return -EINVAL;

			pcache_info = dummy_cache_info;

			num_of_cache_types = ARRAY_SIZE(dummy_cache_info);

			pr_warn("dummy cache info is used temporarily and real cache info need update later.\n");

			break;

		}

	}