Hi
On 2023/6/22 17:21, Geert Uytterhoeven wrote:
When the device is unbound from the driver, the display may be active.
Make sure it gets shut down.
would you mind to give a short description why this is necessary.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
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 a29c0c1093725b6e..636f1888b815579b 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>
@@ -145,6 +146,7 @@ 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);
Is it that the DRM core recommend us to use
drm_atomic_helper_disable_all() ?
drm_kms_helper_poll_fini(ddev);
return 0;
}
--
Jingfeng
