bochs: use drm_fb_helper_set_suspend_unlocked in suspend/resume

The "initialized" member is going away. suspend/resume still works (even
if bochsfb_create is forced to fail).

Signed-off-by: Peter Wu <peter@lekensteyn.nl>
Link: http://patchwork.freedesktop.org/patch/msgid/20180906221810.20170-2-peter@lekensteyn.nl
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

drivers/gpu/drm/bochs/bochs_drv.c

@@ -107,11 +107,7 @@ static int bochs_pm_suspend(struct device *dev)
 
 	drm_kms_helper_poll_disable(drm_dev);
 
-	if (bochs->fb.initialized) {
-		console_lock();
-		drm_fb_helper_set_suspend(&bochs->fb.helper, 1);
-		console_unlock();
-	}
+	drm_fb_helper_set_suspend_unlocked(&bochs->fb.helper, 1);
 
 	return 0;
 }
@@ -124,11 +120,7 @@ static int bochs_pm_resume(struct device *dev)
 
 	drm_helper_resume_force_mode(drm_dev);
 
-	if (bochs->fb.initialized) {
-		console_lock();
-		drm_fb_helper_set_suspend(&bochs->fb.helper, 0);
-		console_unlock();
-	}
+	drm_fb_helper_set_suspend_unlocked(&bochs->fb.helper, 0);
 
 	drm_kms_helper_poll_enable(drm_dev);
 	return 0;