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authorMukul Joshi <mukul.joshi@amd.com>2023-10-27 11:33:32 -0400
committerAlex Deucher <alexander.deucher@amd.com>2023-11-03 11:59:51 -0400
commitbe457b2252b6b49d74c4217224263c8d1e2a894d (patch)
tree774c7fea9afbd299111c804570f6eb5f5f7567aa /drivers/gpu/drm/amd/amdkfd
parent0ce8edae8be74eb883b8721ac6acd2f501b34a9f (diff)
drm/amdkfd: Update cache info for GFX 9.4.3
Update cache info reporting based on compute and memory partitioning modes. Signed-off-by: Mukul Joshi <mukul.joshi@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_topology.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 4e530791507e..dc7c8312e8c7 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1602,10 +1602,13 @@ static int fill_in_l2_l3_pcache(struct kfd_cache_properties **props_ext,
unsigned int cu_sibling_map_mask;
int first_active_cu;
int i, j, k, xcc, start, end;
+ int num_xcc = NUM_XCC(knode->xcc_mask);
struct kfd_cache_properties *pcache = NULL;
+ enum amdgpu_memory_partition mode;
+ struct amdgpu_device *adev = knode->adev;
start = ffs(knode->xcc_mask) - 1;
- end = start + NUM_XCC(knode->xcc_mask);
+ end = start + num_xcc;
cu_sibling_map_mask = cu_info->bitmap[start][0][0];
cu_sibling_map_mask &=
((1 << pcache_info[cache_type].num_cu_shared) - 1);
@@ -1624,7 +1627,18 @@ static int fill_in_l2_l3_pcache(struct kfd_cache_properties **props_ext,
pcache->processor_id_low = cu_processor_id
+ (first_active_cu - 1);
pcache->cache_level = pcache_info[cache_type].cache_level;
- pcache->cache_size = pcache_info[cache_type].cache_size;
+
+ if (KFD_GC_VERSION(knode) == IP_VERSION(9, 4, 3))
+ mode = adev->gmc.gmc_funcs->query_mem_partition_mode(adev);
+ else
+ mode = UNKNOWN_MEMORY_PARTITION_MODE;
+
+ if (pcache->cache_level == 2)
+ pcache->cache_size = pcache_info[cache_type].cache_size * num_xcc;
+ else if (mode)
+ pcache->cache_size = pcache_info[cache_type].cache_size / mode;
+ else
+ pcache->cache_size = pcache_info[cache_type].cache_size;
if (pcache_info[cache_type].flags & CRAT_CACHE_FLAGS_DATA_CACHE)
pcache->cache_type |= HSA_CACHE_TYPE_DATA;