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Release 4.11 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h

/* Hisilicon Hibmc SoC drm driver
 *
 * Based on the bochs drm driver.
 *
 * Copyright (c) 2016 Huawei Limited.
 *
 * Author:
 *      Rongrong Zou <zourongrong@huawei.com>
 *      Rongrong Zou <zourongrong@gmail.com>
 *      Jianhua Li <lijianhua@huawei.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 */

#ifndef HIBMC_DRM_DRV_H

#define HIBMC_DRM_DRV_H

#include <drm/drmP.h>
#include <drm/drm_atomic.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_gem.h>
#include <drm/ttm/ttm_bo_driver.h>


struct hibmc_framebuffer {
	
struct drm_framebuffer fb;
	
struct drm_gem_object *obj;
};


struct hibmc_fbdev {
	
struct drm_fb_helper helper;
	
struct hibmc_framebuffer *fb;
	
int size;
};


struct hibmc_drm_private {
	/* hw */
	
void __iomem   *mmio;
	
void __iomem   *fb_map;
	
unsigned long  fb_base;
	
unsigned long  fb_size;
	
bool msi_enabled;

	/* drm */
	
struct drm_device  *dev;
	
bool mode_config_initialized;
	
struct drm_atomic_state *suspend_state;

	/* ttm */
	
struct drm_global_reference mem_global_ref;
	
struct ttm_bo_global_ref bo_global_ref;
	
struct ttm_bo_device bdev;
	
bool initialized;

	/* fbdev */
	
struct hibmc_fbdev *fbdev;
	
bool mm_inited;
};


#define to_hibmc_framebuffer(x) container_of(x, struct hibmc_framebuffer, fb)


struct hibmc_bo {
	
struct ttm_buffer_object bo;
	
struct ttm_placement placement;
	
struct ttm_bo_kmap_obj kmap;
	
struct drm_gem_object gem;
	
struct ttm_place placements[3];
	
int pin_count;
};


static inline struct hibmc_bo *hibmc_bo(struct ttm_buffer_object *bo) { return container_of(bo, struct hibmc_bo, bo); }

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Rongrong Zou25100.00%1100.00%
Total25100.00%1100.00%


static inline struct hibmc_bo *gem_to_hibmc_bo(struct drm_gem_object *gem) { return container_of(gem, struct hibmc_bo, gem); }

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Rongrong Zou25100.00%1100.00%
Total25100.00%1100.00%

void hibmc_set_power_mode(struct hibmc_drm_private *priv, unsigned int power_mode); void hibmc_set_current_gate(struct hibmc_drm_private *priv, unsigned int gate); int hibmc_de_init(struct hibmc_drm_private *priv); int hibmc_vdac_init(struct hibmc_drm_private *priv); int hibmc_fbdev_init(struct hibmc_drm_private *priv); void hibmc_fbdev_fini(struct hibmc_drm_private *priv); int hibmc_gem_create(struct drm_device *dev, u32 size, bool iskernel, struct drm_gem_object **obj); struct hibmc_framebuffer * hibmc_framebuffer_init(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object *obj); int hibmc_mm_init(struct hibmc_drm_private *hibmc); void hibmc_mm_fini(struct hibmc_drm_private *hibmc); int hibmc_bo_pin(struct hibmc_bo *bo, u32 pl_flag, u64 *gpu_addr); int hibmc_bo_unpin(struct hibmc_bo *bo); void hibmc_gem_free_object(struct drm_gem_object *obj); int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); int hibmc_dumb_mmap_offset(struct drm_file *file, struct drm_device *dev, u32 handle, u64 *offset); int hibmc_mmap(struct file *filp, struct vm_area_struct *vma); extern const struct drm_mode_config_funcs hibmc_mode_funcs; #endif

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Rongrong Zou426100.00%6100.00%
Total426100.00%6100.00%
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