amdgpu/powerplay:  Add Stoney to list of early init cases

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
index 6b46fbf..4f6740c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
@@ -81,6 +81,7 @@
 			amd_pp->ip_funcs = &fiji_dpm_ip_funcs;
 			break;
 		case CHIP_CARRIZO:
+		case CHIP_STONEY:
 			amd_pp->ip_funcs = &cz_dpm_ip_funcs;
 			break;
 		default: