drm/amdgpu: don't enable baco on boco platforms in runpm

commit 202ead5 upstream.

If the platform uses BOCO, don't use BACO in runtime suspend.
We could end up executing the BACO path if the platform supports
both.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1669
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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

@@ -1344,6 +1344,8 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev)
 			pci_set_power_state(pdev, PCI_D3cold);
 		}
 		drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
+	} else if (amdgpu_device_supports_boco(drm_dev)) {
+		/* nothing to do */
 	} else if (amdgpu_device_supports_baco(drm_dev)) {
 		amdgpu_device_baco_enter(drm_dev);
 	}