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Commit 9a15da17 authored by Stefan Agner's avatar Stefan Agner
Browse files

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: default avatarStefan Agner <stefan@agner.ch>
parent 7d17a626

drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c

+8 −0
Original line number Diff line number Diff line
@@ -168,6 +168,13 @@ 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,
@@ -185,6 +192,7 @@ 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,

	.irq_handler		= fsl_dcu_drm_irq,