drm/amd/amdgpu: add RLC firmware to support raven1 refresh

Use SMU firmware version to indentify the raven1 refresh device and
then load homologous RLC FW.

Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Suggested-by: Huang Rui<Ray.Huang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index a73e1903d29b..21b5be1ac8ef 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -2698,6 +2698,21 @@ void amdgpu_pm_print_power_states(struct amdgpu_device *adev)
 
 }
 
+int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
+{
+        int r = -EINVAL;
+
+        if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->load_firmware) {
+                r = adev->powerplay.pp_funcs->load_firmware(adev->powerplay.pp_handle);
+                if (r) {
+                        pr_err("smu firmware loading failed\n");
+                        return r;
+                }
+                *smu_version = adev->pm.fw_version;
+        }
+        return r;
+}
+
 int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
 {
         struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;