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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>
This commit is contained in:
Prike Liang 2022-10-21 16:38:48 -04:00 committed by Alex Deucher
parent d62eaddbc9
commit fd72e2cb2f
1 changed files with 52 additions and 1 deletions
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53
drivers/gpu/drm/amd/amdkfd/kfd_crat.c
View File

@ -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;
}
}