diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_crat.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_crat.h | 36 |
1 files changed, 13 insertions, 23 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.h b/drivers/gpu/drm/amd/amdkfd/kfd_crat.h index 482ba84a728d..8d1e8ba58dee 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.h @@ -29,11 +29,10 @@ #pragma pack(1) /* - * 4CC signature values for the CRAT and CDIT ACPI tables + * 4CC signature value for the CRAT ACPI table */ #define CRAT_SIGNATURE "CRAT" -#define CDIT_SIGNATURE "CDIT" /* * Component Resource Association Table (CRAT) @@ -292,31 +291,22 @@ struct crat_subtype_generic { uint32_t flags; }; -/* - * Component Locality Distance Information Table (CDIT) - */ -#define CDIT_OEMID_LENGTH 6 -#define CDIT_OEMTABLEID_LENGTH 8 - -struct cdit_header { - uint32_t signature; - uint32_t length; - uint8_t revision; - uint8_t checksum; - uint8_t oem_id[CDIT_OEMID_LENGTH]; - uint8_t oem_table_id[CDIT_OEMTABLEID_LENGTH]; - uint32_t oem_revision; - uint32_t creator_id; - uint32_t creator_revision; - uint32_t total_entries; - uint16_t num_domains; - uint8_t entry[1]; -}; - #pragma pack() struct kfd_dev; +/* Static table to describe GPU Cache information */ +struct kfd_gpu_cache_info { + uint32_t cache_size; + uint32_t cache_level; + uint32_t flags; + /* Indicates how many Compute Units share this cache + * within a SA. Value = 1 indicates the cache is not shared + */ + uint32_t num_cu_shared; +}; +int kfd_get_gpu_cache_info(struct kfd_dev *kdev, struct kfd_gpu_cache_info **pcache_info); + int kfd_create_crat_image_acpi(void **crat_image, size_t *size); void kfd_destroy_crat_image(void *crat_image); int kfd_parse_crat_table(void *crat_image, struct list_head *device_list, |