This dummy cache info will enable kfd base function support.
Signed-off-by: Prike Liang <[email protected]>
---
drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 55 +++++++++++++++++++++++++--
1 file changed, 52 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index cd5f8b219bf9..960046e43b7a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -795,6 +795,54 @@ static struct kfd_gpu_cache_info yellow_carp_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)
{
@@ -1514,8 +1562,6 @@ static int kfd_fill_gpu_cache_info(struct kfd_dev *kdev,
num_of_cache_types = ARRAY_SIZE(beige_goby_cache_info);
break;
case IP_VERSION(10, 3, 3):
- case IP_VERSION(10, 3, 6): /* TODO: Double check these on
production silicon */
- case IP_VERSION(10, 3, 7): /* TODO: Double check these on
production silicon */
pcache_info = yellow_carp_cache_info;
num_of_cache_types = ARRAY_SIZE(yellow_carp_cache_info);
break;
@@ -1528,7 +1574,10 @@ 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;
}
}
--
2.25.1
