1c575b7eeSOleksandr Andrushchenko /* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2c575b7eeSOleksandr Andrushchenko 3c575b7eeSOleksandr Andrushchenko /* 4c575b7eeSOleksandr Andrushchenko * Xen para-virtual DRM device 5c575b7eeSOleksandr Andrushchenko * 6c575b7eeSOleksandr Andrushchenko * Copyright (C) 2016-2018 EPAM Systems Inc. 7c575b7eeSOleksandr Andrushchenko * 8c575b7eeSOleksandr Andrushchenko * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> 9c575b7eeSOleksandr Andrushchenko */ 10c575b7eeSOleksandr Andrushchenko 11c575b7eeSOleksandr Andrushchenko #ifndef __XEN_DRM_FRONT_GEM_H 12c575b7eeSOleksandr Andrushchenko #define __XEN_DRM_FRONT_GEM_H 13c575b7eeSOleksandr Andrushchenko 142ea2269eSSam Ravnborg struct dma_buf_attachment; 152ea2269eSSam Ravnborg struct drm_device; 162ea2269eSSam Ravnborg struct drm_gem_object; 172ea2269eSSam Ravnborg struct file; 182ea2269eSSam Ravnborg struct sg_table; 192ea2269eSSam Ravnborg struct vm_area_struct; 20c575b7eeSOleksandr Andrushchenko 21c575b7eeSOleksandr Andrushchenko struct drm_gem_object *xen_drm_front_gem_create(struct drm_device *dev, 22c575b7eeSOleksandr Andrushchenko size_t size); 23c575b7eeSOleksandr Andrushchenko 24c575b7eeSOleksandr Andrushchenko struct drm_gem_object * 25c575b7eeSOleksandr Andrushchenko xen_drm_front_gem_import_sg_table(struct drm_device *dev, 26c575b7eeSOleksandr Andrushchenko struct dma_buf_attachment *attach, 27c575b7eeSOleksandr Andrushchenko struct sg_table *sgt); 28c575b7eeSOleksandr Andrushchenko 29c575b7eeSOleksandr Andrushchenko struct sg_table *xen_drm_front_gem_get_sg_table(struct drm_gem_object *gem_obj); 30c575b7eeSOleksandr Andrushchenko 31c575b7eeSOleksandr Andrushchenko struct page **xen_drm_front_gem_get_pages(struct drm_gem_object *obj); 32c575b7eeSOleksandr Andrushchenko 33c575b7eeSOleksandr Andrushchenko void xen_drm_front_gem_free_object_unlocked(struct drm_gem_object *gem_obj); 34c575b7eeSOleksandr Andrushchenko 35c575b7eeSOleksandr Andrushchenko int xen_drm_front_gem_mmap(struct file *filp, struct vm_area_struct *vma); 36c575b7eeSOleksandr Andrushchenko 37c575b7eeSOleksandr Andrushchenko void *xen_drm_front_gem_prime_vmap(struct drm_gem_object *gem_obj); 38c575b7eeSOleksandr Andrushchenko 39c575b7eeSOleksandr Andrushchenko void xen_drm_front_gem_prime_vunmap(struct drm_gem_object *gem_obj, 40c575b7eeSOleksandr Andrushchenko void *vaddr); 41c575b7eeSOleksandr Andrushchenko 42c575b7eeSOleksandr Andrushchenko int xen_drm_front_gem_prime_mmap(struct drm_gem_object *gem_obj, 43c575b7eeSOleksandr Andrushchenko struct vm_area_struct *vma); 44c575b7eeSOleksandr Andrushchenko 45c575b7eeSOleksandr Andrushchenko #endif /* __XEN_DRM_FRONT_GEM_H */ 46