drm/amdgpu: add psp runtime db structures

PSP runtime database is used to share various
boot up information with driver.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index e5023f1de7fd1a59dafb92131d038dbd3e245212..1d9fa4f4bc2989af7efdf3e81f3885e11b60d68b 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -227,6 +227,60 @@ struct psp_memory_training_context {
        u32 training_cnt;
 };
 
+/** PSP runtime DB **/
+#define PSP_RUNTIME_DB_SIZE_IN_BYTES           0x10000
+#define PSP_RUNTIME_DB_OFFSET                  0x100000
+#define PSP_RUNTIME_DB_COOKIE_ID               0x0ed5
+#define PSP_RUNTIME_DB_VER_1                   0x0100
+#define PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT    0x40
+
+enum psp_runtime_entry_type {
+       PSP_RUNTIME_ENTRY_TYPE_INVALID          = 0x0,
+       PSP_RUNTIME_ENTRY_TYPE_TEST             = 0x1,
+       PSP_RUNTIME_ENTRY_TYPE_MGPU_COMMON      = 0x2,  /* Common mGPU runtime data */
+       PSP_RUNTIME_ENTRY_TYPE_MGPU_WAFL        = 0x3,  /* WAFL runtime data */
+       PSP_RUNTIME_ENTRY_TYPE_MGPU_XGMI        = 0x4,  /* XGMI runtime data */
+       PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG      = 0x5,  /* Boot Config runtime data */
+};
+
+/* PSP runtime DB header */
+struct psp_runtime_data_header {
+       /* determine the existence of runtime db */
+       uint16_t cookie;
+       /* version of runtime db */
+       uint16_t version;
+};
+
+/* PSP runtime DB entry */
+struct psp_runtime_entry {
+       /* type of runtime db entry */
+       uint32_t entry_type;
+       /* offset of entry in bytes */
+       uint16_t offset;
+       /* size of entry in bytes */
+       uint16_t size;
+};
+
+/* PSP runtime DB directory */
+struct psp_runtime_data_directory {
+       /* number of valid entries */
+       uint16_t                        entry_count;
+       /* db entries*/
+       struct psp_runtime_entry        entry_list[PSP_RUNTIME_DB_DIAG_ENTRY_MAX_COUNT];
+};
+
+/* PSP runtime DB boot config feature bitmask */
+enum psp_runtime_boot_cfg_feature {
+       BOOT_CFG_FEATURE_GECC                       = 0x1,
+       BOOT_CFG_FEATURE_TWO_STAGE_DRAM_TRAINING    = 0x2,
+};
+
+/* PSP runtime DB boot config entry */
+struct psp_runtime_boot_cfg_entry {
+       uint32_t boot_cfg_bitmask;
+       uint32_t reserved;
+};
+
 struct psp_context
 {
        struct amdgpu_device            *adev;