93 	struct drm_pagemap_zdd *zdd;  in drm_pagemap_zdd_alloc()  local
95 	zdd = kmalloc(sizeof(*zdd), GFP_KERNEL);  in drm_pagemap_zdd_alloc()
96 	if (!zdd)  in drm_pagemap_zdd_alloc()
99 	kref_init(&zdd->refcount);  in drm_pagemap_zdd_alloc()
100 	zdd->devmem_allocation = NULL;  in drm_pagemap_zdd_alloc()
101 	zdd->device_private_page_owner = device_private_page_owner;  in drm_pagemap_zdd_alloc()
103 	return zdd;  in drm_pagemap_zdd_alloc()
114 static struct drm_pagemap_zdd *drm_pagemap_zdd_get(struct drm_pagemap_zdd *zdd)  in drm_pagemap_zdd_get()  argument
116 	kref_get(&zdd->refcount);  in drm_pagemap_zdd_get()
117 	return zdd;  in drm_pagemap_zdd_get()
128 	struct drm_pagemap_zdd *zdd =  in drm_pagemap_zdd_destroy()  local
130 	struct drm_pagemap_devmem *devmem = zdd->devmem_allocation;  in drm_pagemap_zdd_destroy()
137 	kfree(zdd);  in drm_pagemap_zdd_destroy()
147 static void drm_pagemap_zdd_put(struct drm_pagemap_zdd *zdd)  in drm_pagemap_zdd_put()  argument
149 	kref_put(&zdd->refcount, drm_pagemap_zdd_destroy);  in drm_pagemap_zdd_put()
197 					struct drm_pagemap_zdd *zdd)  in drm_pagemap_get_devmem_page()  argument
199 	page->zone_device_data = drm_pagemap_zdd_get(zdd);  in drm_pagemap_get_devmem_page()
333 	struct drm_pagemap_zdd *zdd = NULL;  in drm_pagemap_migrate_to_devmem()  local
370 	zdd = drm_pagemap_zdd_alloc(pgmap_owner);  in drm_pagemap_migrate_to_devmem()
371 	if (!zdd) {  in drm_pagemap_migrate_to_devmem()
409 		drm_pagemap_get_devmem_page(page, zdd);  in drm_pagemap_migrate_to_devmem()
423 	zdd->devmem_allocation = devmem_allocation;	/* Owns ref */  in drm_pagemap_migrate_to_devmem()
433 	if (zdd)  in drm_pagemap_migrate_to_devmem()
434 		drm_pagemap_zdd_put(zdd);  in drm_pagemap_migrate_to_devmem()
659 	struct drm_pagemap_zdd *zdd;  in __drm_pagemap_migrate_to_ram()  local
670 		zdd = page->zone_device_data;  in __drm_pagemap_migrate_to_ram()
672 				  zdd->devmem_allocation->timeslice_expiration))  in __drm_pagemap_migrate_to_ram()
722 	zdd = page->zone_device_data;  in __drm_pagemap_migrate_to_ram()
723 	ops = zdd->devmem_allocation->ops;  in __drm_pagemap_migrate_to_ram()
724 	dev = zdd->devmem_allocation->dev;  in __drm_pagemap_migrate_to_ram()
784 	struct drm_pagemap_zdd *zdd = vmf->page->zone_device_data;  in drm_pagemap_migrate_to_ram()  local
788 					   zdd->device_private_page_owner,  in drm_pagemap_migrate_to_ram()
790 					   zdd->devmem_allocation->size);  in drm_pagemap_migrate_to_ram()
851 	struct drm_pagemap_zdd *zdd = page->zone_device_data;  in drm_pagemap_page_to_dpagemap()  local
853 	return zdd->devmem_allocation->dpagemap;  in drm_pagemap_page_to_dpagemap()