drm/amdgpu: cache psp runtime boot_cfg_bitmask in sw_int

PSP runtime boot_cfg_bitmask carries various psp bl
feature bit mask that can be used by driver. Cache
it in sw_init for further usage.
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>

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

@@ -244,6 +244,7 @@ static int psp_sw_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	struct psp_context *psp = &adev->psp;
 	int ret;
+	struct psp_runtime_boot_cfg_entry boot_cfg_entry;
 
 	if (!amdgpu_sriov_vf(adev)) {
 		ret = psp_init_microcode(psp);
@@ -259,6 +260,12 @@ static int psp_sw_init(void *handle)
 		}
 	}
 
+	memset(&boot_cfg_entry, 0, sizeof(boot_cfg_entry));
+	if (psp_get_runtime_db_entry(adev,
+				PSP_RUNTIME_ENTRY_TYPE_BOOT_CONFIG,
+				&boot_cfg_entry))
+		psp->boot_cfg_bitmask = boot_cfg_entry.boot_cfg_bitmask;
+
 	ret = psp_memory_training_init(psp);
 	if (ret) {
 		DRM_ERROR("Failed to initialize memory training!\n");

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h

@@ -379,6 +379,8 @@ struct psp_context
 	struct psp_securedisplay_context	securedisplay_context;
 	struct mutex			mutex;
 	struct psp_memory_training_context mem_train_ctx;
+
+	uint32_t			boot_cfg_bitmask;
 };
 
 struct amdgpu_psp_funcs {