1/* SPDX-License-Identifier: GPL-2.0-only */
 2/**************************************************************************
 3 * Copyright (c) 2007-2008, Intel Corporation.
 4 * All Rights Reserved.
 5 *
 6 **************************************************************************/
 7
 8#ifndef _PSB_GTT_H_
 9#define _PSB_GTT_H_
10
11#include <drm/drm_gem.h>
12
13struct drm_psb_private;
14
15/* This wants cleaning up with respect to the psb_dev and un-needed stuff */
16struct psb_gtt {
17	uint32_t gatt_start;
18	uint32_t mmu_gatt_start;
19	uint32_t gtt_start;
20	uint32_t gtt_phys_start;
21	unsigned gtt_pages;
22	unsigned gatt_pages;
23	unsigned long stolen_size;
24	unsigned long vram_stolen_size;
25};
26
27/* Exported functions */
28int psb_gtt_init(struct drm_device *dev);
29void psb_gtt_fini(struct drm_device *dev);
30int psb_gtt_resume(struct drm_device *dev);
31
32int psb_gtt_allocate_resource(struct drm_psb_private *pdev, struct resource *res,
33			      const char *name, resource_size_t size, resource_size_t align,
34			      bool stolen, u32 *offset);
35
36uint32_t psb_gtt_mask_pte(uint32_t pfn, int type);
37void psb_gtt_insert_pages(struct drm_psb_private *pdev, const struct resource *res,
38			  struct page **pages);
39void psb_gtt_remove_pages(struct drm_psb_private *pdev, const struct resource *res);
40
41#endif

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/**************************************************************************
 3 * Copyright (c) 2007-2008, Intel Corporation.
 4 * All Rights Reserved.
 5 *
 6 **************************************************************************/
 7
 8#ifndef _PSB_GTT_H_
 9#define _PSB_GTT_H_
10
11#include <drm/drm_gem.h>
12
13struct drm_psb_private;
14
15/* This wants cleaning up with respect to the psb_dev and un-needed stuff */
16struct psb_gtt {
17	uint32_t gatt_start;
18	uint32_t mmu_gatt_start;
19	uint32_t gtt_start;
20	uint32_t gtt_phys_start;
21	unsigned gtt_pages;
22	unsigned gatt_pages;
23	unsigned long stolen_size;
24	unsigned long vram_stolen_size;
25};
26
27/* Exported functions */
28int psb_gtt_init(struct drm_device *dev);
29void psb_gtt_fini(struct drm_device *dev);
30int psb_gtt_resume(struct drm_device *dev);
31
32int psb_gtt_allocate_resource(struct drm_psb_private *pdev, struct resource *res,
33			      const char *name, resource_size_t size, resource_size_t align,
34			      bool stolen, u32 *offset);
35
36uint32_t psb_gtt_mask_pte(uint32_t pfn, int type);
37void psb_gtt_insert_pages(struct drm_psb_private *pdev, const struct resource *res,
38			  struct page **pages);
39void psb_gtt_remove_pages(struct drm_psb_private *pdev, const struct resource *res);
40
41#endif