From 7e6af7e42bcae6bf311310729ca53dec17b24220 Mon Sep 17 00:00:00 2001
From: Marek Vasut <marex@denx.de>
Date: Fri, 31 Dec 2021 17:00:56 +0100
Subject: drm: mxsfb: Shutdown the display on remove
Git-commit: 72f6c03336b8ee8f02086311444f94de99822b42
Patch-mainline: v5.18-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

When the device is unbound from the driver, the display may be active.
Make sure it gets shut down.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Stefan Agner <stefan@agner.ch>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20211231160056.302276-1-marex@denx.de
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/mxsfb/mxsfb_drv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index 86d78634a979..6d7a3aeff50b 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -374,6 +374,7 @@ static int mxsfb_remove(struct platform_device *pdev)
 	struct drm_device *drm = platform_get_drvdata(pdev);
 
 	drm_dev_unregister(drm);
+	drm_atomic_helper_shutdown(drm);
 	mxsfb_unload(drm);
 	drm_dev_put(drm);
 
-- 
2.38.1