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authorDavid Belanger <david.belanger@amd.com>2024-08-23 19:50:03 +0200
committerAlex Deucher <alexander.deucher@amd.com>2024-09-10 22:15:16 +0200
commit02c132166993c8f8ca1b319665181f72f22ebc6b (patch)
tree6305a8f0f749d4507e7a2574eff98eed81f0b0b8 /drivers/gpu
parentMerge tag 'amd-drm-fixes-6.11-2024-09-05' of https://gitlab.freedesktop.org/a... (diff)
downloadlinux-02c132166993c8f8ca1b319665181f72f22ebc6b.tar.xz
linux-02c132166993c8f8ca1b319665181f72f22ebc6b.zip
drm/amdkfd: Add cache line size info
Populate cache line size info in topology based on information from IP discovery table. Signed-off-by: David Belanger <david.belanger@amd.com> Reviewed-by: Sreekant Somasekharan <Sreekant.Somasekharan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 4e9fadacddca96a2e6fcee9cc9488b78eb7a6953)
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_crat.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index cd7b81b7b939..48caecf7e72e 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -1434,7 +1434,8 @@ static int kfd_fill_gpu_cache_info_from_gfx_config(struct kfd_dev *kdev,
pcache_info[i].flags = (CRAT_CACHE_FLAGS_ENABLED |
CRAT_CACHE_FLAGS_DATA_CACHE |
CRAT_CACHE_FLAGS_SIMD_CACHE);
- pcache_info[0].num_cu_shared = adev->gfx.config.gc_num_tcp_per_wpg / 2;
+ pcache_info[i].num_cu_shared = adev->gfx.config.gc_num_tcp_per_wpg / 2;
+ pcache_info[i].cache_line_size = adev->gfx.config.gc_tcp_cache_line_size;
i++;
}
/* Scalar L1 Instruction Cache per SQC */
@@ -1446,6 +1447,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config(struct kfd_dev *kdev,
CRAT_CACHE_FLAGS_INST_CACHE |
CRAT_CACHE_FLAGS_SIMD_CACHE);
pcache_info[i].num_cu_shared = adev->gfx.config.gc_num_sqc_per_wgp * 2;
+ pcache_info[i].cache_line_size = adev->gfx.config.gc_instruction_cache_line_size;
i++;
}
/* Scalar L1 Data Cache per SQC */
@@ -1456,6 +1458,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config(struct kfd_dev *kdev,
CRAT_CACHE_FLAGS_DATA_CACHE |
CRAT_CACHE_FLAGS_SIMD_CACHE);
pcache_info[i].num_cu_shared = adev->gfx.config.gc_num_sqc_per_wgp * 2;
+ pcache_info[i].cache_line_size = adev->gfx.config.gc_scalar_data_cache_line_size;
i++;
}
/* GL1 Data Cache per SA */
@@ -1468,6 +1471,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config(struct kfd_dev *kdev,
CRAT_CACHE_FLAGS_DATA_CACHE |
CRAT_CACHE_FLAGS_SIMD_CACHE);
pcache_info[i].num_cu_shared = adev->gfx.config.max_cu_per_sh;
+ pcache_info[i].cache_line_size = 0;
i++;
}
/* L2 Data Cache per GPU (Total Tex Cache) */
@@ -1478,6 +1482,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config(struct kfd_dev *kdev,
CRAT_CACHE_FLAGS_DATA_CACHE |
CRAT_CACHE_FLAGS_SIMD_CACHE);
pcache_info[i].num_cu_shared = adev->gfx.config.max_cu_per_sh;
+ pcache_info[i].cache_line_size = adev->gfx.config.gc_tcc_cache_line_size;
i++;
}
/* L3 Data Cache per GPU */
@@ -1488,6 +1493,7 @@ static int kfd_fill_gpu_cache_info_from_gfx_config(struct kfd_dev *kdev,
CRAT_CACHE_FLAGS_DATA_CACHE |
CRAT_CACHE_FLAGS_SIMD_CACHE);
pcache_info[i].num_cu_shared = adev->gfx.config.max_cu_per_sh;
+ pcache_info[i].cache_line_size = 0;
i++;
}
return i;