From 95bb750b48063167fb4bf3dfb672671d45235be8 Mon Sep 17 00:00:00 2001 From: Stefan Agner Date: Sat, 16 Apr 2016 21:18:54 -0700 Subject: drm/fsl-dcu: implement lastclose callback Use CMA helper drm_fbdev_cma_restore_mode to restore fbdev mode in process which uses drm/kms dies. Signed-off-by: Stefan Agner (cherry picked from commit 9a15da173554f7951812d44179e924b07c4a0f92) [add include] Signed-off-by: Stefan Agner Acked-by: Marcel Ziswiler --- drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c index 84b8d7265087..44c6a0680827 100644 --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include "fsl_dcu_drm_crtc.h" @@ -186,6 +187,13 @@ static void fsl_dcu_drm_disable_vblank(struct drm_device *dev, regmap_write(fsl_dev->regmap, DCU_INT_MASK, value); } +static void fsl_dcu_drm_lastclose(struct drm_device *dev) +{ + struct fsl_dcu_drm_device *fsl_dev = dev->dev_private; + + drm_fbdev_cma_restore_mode(fsl_dev->fbdev); +} + static const struct file_operations fsl_dcu_drm_fops = { .owner = THIS_MODULE, .open = drm_open, @@ -203,6 +211,7 @@ static const struct file_operations fsl_dcu_drm_fops = { static struct drm_driver fsl_dcu_drm_driver = { .driver_features = DRIVER_HAVE_IRQ | DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_ATOMIC, + .lastclose = fsl_dcu_drm_lastclose, .load = fsl_dcu_load, .unload = fsl_dcu_unload, .preclose = fsl_dcu_drm_preclose, -- cgit v1.2.3