1caab277bSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2b5561412SLaurent Pinchart /* 3b5561412SLaurent Pinchart * omap_gem.h -- OMAP DRM GEM Object Management 4b5561412SLaurent Pinchart * 5b5561412SLaurent Pinchart * Copyright (C) 2011 Texas Instruments 6b5561412SLaurent Pinchart * Author: Rob Clark <rob@ti.com> 7b5561412SLaurent Pinchart */ 8b5561412SLaurent Pinchart 9b5561412SLaurent Pinchart #ifndef __OMAPDRM_GEM_H__ 10b5561412SLaurent Pinchart #define __OMAPDRM_GEM_H__ 11b5561412SLaurent Pinchart 12b5561412SLaurent Pinchart #include <linux/types.h> 136ada1328SSouptick Joarder #include <linux/mm_types.h> 14b5561412SLaurent Pinchart 15b5561412SLaurent Pinchart enum dma_data_direction; 16b5561412SLaurent Pinchart 17b5561412SLaurent Pinchart struct dma_buf; 18b5561412SLaurent Pinchart struct drm_device; 19b5561412SLaurent Pinchart struct drm_file; 20b5561412SLaurent Pinchart struct drm_gem_object; 21b5561412SLaurent Pinchart struct drm_mode_create_dumb; 22b5561412SLaurent Pinchart struct file; 23b5561412SLaurent Pinchart struct list_head; 24b5561412SLaurent Pinchart struct page; 25b5561412SLaurent Pinchart struct seq_file; 26b5561412SLaurent Pinchart struct vm_area_struct; 27b5561412SLaurent Pinchart struct vm_fault; 28b5561412SLaurent Pinchart 29b5561412SLaurent Pinchart union omap_gem_size; 30b5561412SLaurent Pinchart 31b5561412SLaurent Pinchart /* Initialization and Cleanup */ 32b5561412SLaurent Pinchart void omap_gem_init(struct drm_device *dev); 33b5561412SLaurent Pinchart void omap_gem_deinit(struct drm_device *dev); 34b5561412SLaurent Pinchart 35b5561412SLaurent Pinchart #ifdef CONFIG_PM 36b5561412SLaurent Pinchart int omap_gem_resume(struct drm_device *dev); 37b5561412SLaurent Pinchart #endif 38b5561412SLaurent Pinchart 39b5561412SLaurent Pinchart #ifdef CONFIG_DEBUG_FS 40b5561412SLaurent Pinchart void omap_gem_describe(struct drm_gem_object *obj, struct seq_file *m); 41b5561412SLaurent Pinchart void omap_gem_describe_objects(struct list_head *list, struct seq_file *m); 42b5561412SLaurent Pinchart #endif 43b5561412SLaurent Pinchart 44b5561412SLaurent Pinchart /* GEM Object Creation and Deletion */ 45b5561412SLaurent Pinchart struct drm_gem_object *omap_gem_new(struct drm_device *dev, 46dfe9cfccSLaurent Pinchart union omap_gem_size gsize, u32 flags); 47b5561412SLaurent Pinchart struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size, 48b5561412SLaurent Pinchart struct sg_table *sgt); 49b5561412SLaurent Pinchart int omap_gem_new_handle(struct drm_device *dev, struct drm_file *file, 50dfe9cfccSLaurent Pinchart union omap_gem_size gsize, u32 flags, u32 *handle); 51b5561412SLaurent Pinchart void *omap_gem_vaddr(struct drm_gem_object *obj); 52b5561412SLaurent Pinchart 53b5561412SLaurent Pinchart /* Dumb Buffers Interface */ 54b5561412SLaurent Pinchart int omap_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, 55dfe9cfccSLaurent Pinchart u32 handle, u64 *offset); 56b5561412SLaurent Pinchart int omap_gem_dumb_create(struct drm_file *file, struct drm_device *dev, 57b5561412SLaurent Pinchart struct drm_mode_create_dumb *args); 58b5561412SLaurent Pinchart 59b5561412SLaurent Pinchart /* mmap() Interface */ 60dfe9cfccSLaurent Pinchart u64 omap_gem_mmap_offset(struct drm_gem_object *obj); 61b5561412SLaurent Pinchart size_t omap_gem_mmap_size(struct drm_gem_object *obj); 62b5561412SLaurent Pinchart 63b5561412SLaurent Pinchart /* PRIME Interface */ 64e4fa8457SDaniel Vetter struct dma_buf *omap_gem_prime_export(struct drm_gem_object *obj, int flags); 65b5561412SLaurent Pinchart struct drm_gem_object *omap_gem_prime_import(struct drm_device *dev, 66b5561412SLaurent Pinchart struct dma_buf *buffer); 67b5561412SLaurent Pinchart 68dfe9cfccSLaurent Pinchart int omap_gem_roll(struct drm_gem_object *obj, u32 roll); 69b5561412SLaurent Pinchart void omap_gem_cpu_sync_page(struct drm_gem_object *obj, int pgoff); 70b5561412SLaurent Pinchart void omap_gem_dma_sync_buffer(struct drm_gem_object *obj, 71b5561412SLaurent Pinchart enum dma_data_direction dir); 72b5561412SLaurent Pinchart int omap_gem_pin(struct drm_gem_object *obj, dma_addr_t *dma_addr); 73b5561412SLaurent Pinchart void omap_gem_unpin(struct drm_gem_object *obj); 74b5561412SLaurent Pinchart int omap_gem_get_pages(struct drm_gem_object *obj, struct page ***pages, 75b5561412SLaurent Pinchart bool remap); 76b5561412SLaurent Pinchart int omap_gem_put_pages(struct drm_gem_object *obj); 77b5561412SLaurent Pinchart 78dfe9cfccSLaurent Pinchart u32 omap_gem_flags(struct drm_gem_object *obj); 79dfe9cfccSLaurent Pinchart int omap_gem_rotated_dma_addr(struct drm_gem_object *obj, u32 orient, 80b5561412SLaurent Pinchart int x, int y, dma_addr_t *dma_addr); 81dfe9cfccSLaurent Pinchart int omap_gem_tiled_stride(struct drm_gem_object *obj, u32 orient); 82*1948d28dSIvaylo Dimitrov struct sg_table *omap_gem_get_sg(struct drm_gem_object *obj, 83*1948d28dSIvaylo Dimitrov enum dma_data_direction dir); 84fe4d0b63SIvaylo Dimitrov void omap_gem_put_sg(struct drm_gem_object *obj, struct sg_table *sgt); 85b5561412SLaurent Pinchart 86b5561412SLaurent Pinchart #endif /* __OMAPDRM_GEM_H__ */ 87