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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * omap_gem.h -- OMAP DRM GEM Object Management
- *
- * Copyright (C) 2011 Texas Instruments
- * Author: Rob Clark <[email protected]>
- */
- #ifndef __OMAPDRM_GEM_H__
- #define __OMAPDRM_GEM_H__
- #include <linux/types.h>
- #include <linux/mm_types.h>
- enum dma_data_direction;
- struct dma_buf;
- struct drm_device;
- struct drm_file;
- struct drm_gem_object;
- struct drm_mode_create_dumb;
- struct file;
- struct list_head;
- struct page;
- struct seq_file;
- struct vm_area_struct;
- struct vm_fault;
- union omap_gem_size;
- /* Initialization and Cleanup */
- void omap_gem_init(struct drm_device *dev);
- void omap_gem_deinit(struct drm_device *dev);
- #ifdef CONFIG_PM
- int omap_gem_resume(struct drm_device *dev);
- #endif
- #ifdef CONFIG_DEBUG_FS
- void omap_gem_describe(struct drm_gem_object *obj, struct seq_file *m);
- void omap_gem_describe_objects(struct list_head *list, struct seq_file *m);
- #endif
- /* GEM Object Creation and Deletion */
- struct drm_gem_object *omap_gem_new(struct drm_device *dev,
- union omap_gem_size gsize, u32 flags);
- struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size,
- struct sg_table *sgt);
- int omap_gem_new_handle(struct drm_device *dev, struct drm_file *file,
- union omap_gem_size gsize, u32 flags, u32 *handle);
- void *omap_gem_vaddr(struct drm_gem_object *obj);
- /* Dumb Buffers Interface */
- int omap_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev,
- u32 handle, u64 *offset);
- int omap_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
- struct drm_mode_create_dumb *args);
- /* mmap() Interface */
- int omap_gem_mmap(struct file *filp, struct vm_area_struct *vma);
- int omap_gem_mmap_obj(struct drm_gem_object *obj,
- struct vm_area_struct *vma);
- u64 omap_gem_mmap_offset(struct drm_gem_object *obj);
- size_t omap_gem_mmap_size(struct drm_gem_object *obj);
- /* PRIME Interface */
- struct dma_buf *omap_gem_prime_export(struct drm_gem_object *obj, int flags);
- struct drm_gem_object *omap_gem_prime_import(struct drm_device *dev,
- struct dma_buf *buffer);
- int omap_gem_roll(struct drm_gem_object *obj, u32 roll);
- void omap_gem_cpu_sync_page(struct drm_gem_object *obj, int pgoff);
- void omap_gem_dma_sync_buffer(struct drm_gem_object *obj,
- enum dma_data_direction dir);
- int omap_gem_pin(struct drm_gem_object *obj, dma_addr_t *dma_addr);
- void omap_gem_unpin(struct drm_gem_object *obj);
- int omap_gem_get_pages(struct drm_gem_object *obj, struct page ***pages,
- bool remap);
- int omap_gem_put_pages(struct drm_gem_object *obj);
- u32 omap_gem_flags(struct drm_gem_object *obj);
- int omap_gem_rotated_dma_addr(struct drm_gem_object *obj, u32 orient,
- int x, int y, dma_addr_t *dma_addr);
- int omap_gem_tiled_stride(struct drm_gem_object *obj, u32 orient);
- struct sg_table *omap_gem_get_sg(struct drm_gem_object *obj,
- enum dma_data_direction dir);
- void omap_gem_put_sg(struct drm_gem_object *obj, struct sg_table *sgt);
- #endif /* __OMAPDRM_GEM_H__ */
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