[PATCH v2 34/41] drm: renesas: shmobile: Shutdown the display on remove

From: Geert Uytterhoeven
Date: Tue Jul 18 2023 - 12:55:24 EST


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

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
v2:
- Add Reviewed-by.
---
drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c
index 78f9650e3a61365f..51a9a6955d1fb0fb 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_drv.c
@@ -16,6 +16,7 @@
#include <linux/pm_runtime.h>
#include <linux/slab.h>

+#include <drm/drm_crtc_helper.h>
#include <drm/drm_drv.h>
#include <drm/drm_fbdev_generic.h>
#include <drm/drm_gem_dma_helper.h>
@@ -172,6 +173,7 @@ static int shmob_drm_remove(struct platform_device *pdev)
struct drm_device *ddev = &sdev->ddev;

drm_dev_unregister(ddev);
+ drm_helper_force_disable_all(ddev);
drm_kms_helper_poll_fini(ddev);
return 0;
}
--
2.34.1