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drm/amdkfd: introduce dummy cache info for property asic
This dummy cache info will enable kfd base function support. Signed-off-by: Prike Liang <Prike.Liang@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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d62eaddbc9
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1 changed files with 52 additions and 1 deletions
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@ -891,6 +891,54 @@ static struct kfd_gpu_cache_info gc_10_3_6_cache_info[] = {
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},
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};
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static struct kfd_gpu_cache_info dummy_cache_info[] = {
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{
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/* TCP L1 Cache per CU */
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.cache_size = 16,
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.cache_level = 1,
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.flags = (CRAT_CACHE_FLAGS_ENABLED |
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CRAT_CACHE_FLAGS_DATA_CACHE |
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CRAT_CACHE_FLAGS_SIMD_CACHE),
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.num_cu_shared = 1,
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},
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{
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/* Scalar L1 Instruction Cache per SQC */
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.cache_size = 32,
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.cache_level = 1,
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.flags = (CRAT_CACHE_FLAGS_ENABLED |
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CRAT_CACHE_FLAGS_INST_CACHE |
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CRAT_CACHE_FLAGS_SIMD_CACHE),
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.num_cu_shared = 2,
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},
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{
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/* Scalar L1 Data Cache per SQC */
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.cache_size = 16,
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.cache_level = 1,
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.flags = (CRAT_CACHE_FLAGS_ENABLED |
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CRAT_CACHE_FLAGS_DATA_CACHE |
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CRAT_CACHE_FLAGS_SIMD_CACHE),
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.num_cu_shared = 2,
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},
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{
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/* GL1 Data Cache per SA */
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.cache_size = 128,
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.cache_level = 1,
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.flags = (CRAT_CACHE_FLAGS_ENABLED |
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CRAT_CACHE_FLAGS_DATA_CACHE |
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CRAT_CACHE_FLAGS_SIMD_CACHE),
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.num_cu_shared = 6,
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},
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{
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/* L2 Data Cache per GPU (Total Tex Cache) */
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.cache_size = 2048,
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.cache_level = 2,
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.flags = (CRAT_CACHE_FLAGS_ENABLED |
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CRAT_CACHE_FLAGS_DATA_CACHE |
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CRAT_CACHE_FLAGS_SIMD_CACHE),
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.num_cu_shared = 6,
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},
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};
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static void kfd_populated_cu_info_cpu(struct kfd_topology_device *dev,
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struct crat_subtype_computeunit *cu)
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{
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@ -1630,7 +1678,10 @@ static int kfd_fill_gpu_cache_info(struct kfd_dev *kdev,
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kfd_fill_gpu_cache_info_from_gfx_config(kdev, pcache_info);
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break;
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default:
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return -EINVAL;
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pcache_info = dummy_cache_info;
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num_of_cache_types = ARRAY_SIZE(dummy_cache_info);
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pr_warn("dummy cache info is used temporarily and real cache info need update later.\n");
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break;
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}
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}
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