drm/amd/pm: enable the fine grain tuning function for vangogh

This patch is to enale the fine grain tuning function for vangogh.

Signed-off-by: Xiaojian Du <[e-mail]>
Reviewed-by: Evan Quan <[e-mail]>
Reviewed-by: Huang Rui <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

···
 		break;
 	case CHIP_VANGOGH:
 		vangogh_set_ppt_funcs(smu);
+		/* enable the OD by default to allow the fine grain tuning function */
+		smu->od_enabled = true;
 		break;
 	default:
 		return -EINVAL;
···
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	struct smu_context *smu = &adev->smu;
 	int ret = 0;
+
+	smu_set_fine_grain_gfx_freq_parameters(smu);
 
 	if (adev->asic_type == CHIP_VANGOGH)
 		return 0;