[linux-2.6-block.git] / drivers / gpu / drm / ast / ast_drv.h

/*
 * Copyright 2012 Red Hat Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 *
 */
/*
 * Authors: Dave Airlie <airlied@redhat.com>
 */
#ifndef __AST_DRV_H__
#define __AST_DRV_H__

#include <drm/drm_fb_helper.h>

#include <drm/ttm/ttm_bo_api.h>
#include <drm/ttm/ttm_bo_driver.h>
#include <drm/ttm/ttm_placement.h>
#include <drm/ttm/ttm_memory.h>
#include <drm/ttm/ttm_module.h>

#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>

#define DRIVER_AUTHOR		"Dave Airlie"

#define DRIVER_NAME		"ast"
#define DRIVER_DESC		"AST"
#define DRIVER_DATE		"20120228"

#define DRIVER_MAJOR		0
#define DRIVER_MINOR		1
#define DRIVER_PATCHLEVEL	0

#define PCI_CHIP_AST2000 0x2000
#define PCI_CHIP_AST2100 0x2010
#define PCI_CHIP_AST1180 0x1180


enum ast_chip {
	AST2000,
	AST2100,
	AST1100,
	AST2200,
	AST2150,
	AST2300,
	AST1180,
};

#define AST_DRAM_512Mx16 0
#define AST_DRAM_1Gx16   1
#define AST_DRAM_512Mx32 2
#define AST_DRAM_1Gx32   3
#define AST_DRAM_2Gx16   6
#define AST_DRAM_4Gx16   7

struct ast_fbdev;

struct ast_private {
	struct drm_device *dev;

	void __iomem *regs;
	void __iomem *ioregs;

	enum ast_chip chip;
	bool vga2_clone;
	uint32_t dram_bus_width;
	uint32_t dram_type;
	uint32_t mclk;
	uint32_t vram_size;

	struct ast_fbdev *fbdev;

	int fb_mtrr;

	struct {
		struct drm_global_reference mem_global_ref;
		struct ttm_bo_global_ref bo_global_ref;
		struct ttm_bo_device bdev;
		atomic_t validate_sequence;
	} ttm;

	struct drm_gem_object *cursor_cache;
	uint64_t cursor_cache_gpu_addr;
	struct ttm_bo_kmap_obj cache_kmap;
	int next_cursor;
};

int ast_driver_load(struct drm_device *dev, unsigned long flags);
int ast_driver_unload(struct drm_device *dev);

struct ast_gem_object;

#define AST_IO_AR_PORT_WRITE		(0x40)
#define AST_IO_MISC_PORT_WRITE		(0x42)
#define AST_IO_SEQ_PORT			(0x44)
#define AST_DAC_INDEX_READ		(0x3c7)
#define AST_IO_DAC_INDEX_WRITE		(0x48)
#define AST_IO_DAC_DATA		        (0x49)
#define AST_IO_GR_PORT			(0x4E)
#define AST_IO_CRTC_PORT		(0x54)
#define AST_IO_INPUT_STATUS1_READ	(0x5A)
#define AST_IO_MISC_PORT_READ		(0x4C)

#define __ast_read(x) \
static inline u##x ast_read##x(struct ast_private *ast, u32 reg) { \
u##x val = 0;\
val = ioread##x(ast->regs + reg); \
return val;\
}

__ast_read(8);
__ast_read(16);
__ast_read(32)

#define __ast_io_read(x) \
static inline u##x ast_io_read##x(struct ast_private *ast, u32 reg) { \
u##x val = 0;\
val = ioread##x(ast->ioregs + reg); \
return val;\
}

__ast_io_read(8);
__ast_io_read(16);
__ast_io_read(32);

#define __ast_write(x) \
static inline void ast_write##x(struct ast_private *ast, u32 reg, u##x val) {\
	iowrite##x(val, ast->regs + reg);\
	}

__ast_write(8);
__ast_write(16);
__ast_write(32);

#define __ast_io_write(x) \
static inline void ast_io_write##x(struct ast_private *ast, u32 reg, u##x val) {\
	iowrite##x(val, ast->ioregs + reg);\
	}

__ast_io_write(8);
__ast_io_write(16);
#undef __ast_io_write

static inline void ast_set_index_reg(struct ast_private *ast,
				     uint32_t base, uint8_t index,
				     uint8_t val)
{
	ast_io_write16(ast, base, ((u16)val << 8) | index);
}

void ast_set_index_reg_mask(struct ast_private *ast,
			    uint32_t base, uint8_t index,
			    uint8_t mask, uint8_t val);
uint8_t ast_get_index_reg(struct ast_private *ast,
			  uint32_t base, uint8_t index);
uint8_t ast_get_index_reg_mask(struct ast_private *ast,
			       uint32_t base, uint8_t index, uint8_t mask);

static inline void ast_open_key(struct ast_private *ast)
{
	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xA1, 0xFF, 0x04);
}

#define AST_VIDMEM_SIZE_8M    0x00800000
#define AST_VIDMEM_SIZE_16M   0x01000000
#define AST_VIDMEM_SIZE_32M   0x02000000
#define AST_VIDMEM_SIZE_64M   0x04000000
#define AST_VIDMEM_SIZE_128M  0x08000000

#define AST_VIDMEM_DEFAULT_SIZE AST_VIDMEM_SIZE_8M

#define AST_MAX_HWC_WIDTH 64
#define AST_MAX_HWC_HEIGHT 64

#define AST_HWC_SIZE                (AST_MAX_HWC_WIDTH*AST_MAX_HWC_HEIGHT*2)
#define AST_HWC_SIGNATURE_SIZE      32

#define AST_DEFAULT_HWC_NUM 2
/* define for signature structure */
#define AST_HWC_SIGNATURE_CHECKSUM  0x00
#define AST_HWC_SIGNATURE_SizeX     0x04
#define AST_HWC_SIGNATURE_SizeY     0x08
#define AST_HWC_SIGNATURE_X         0x0C
#define AST_HWC_SIGNATURE_Y         0x10
#define AST_HWC_SIGNATURE_HOTSPOTX  0x14
#define AST_HWC_SIGNATURE_HOTSPOTY  0x18


struct ast_i2c_chan {
	struct i2c_adapter adapter;
	struct drm_device *dev;
	struct i2c_algo_bit_data bit;
};

struct ast_connector {
	struct drm_connector base;
	struct ast_i2c_chan *i2c;
};

struct ast_crtc {
	struct drm_crtc base;
	u8 lut_r[256], lut_g[256], lut_b[256];
	struct drm_gem_object *cursor_bo;
	uint64_t cursor_addr;
	int cursor_width, cursor_height;
	u8 offset_x, offset_y;
};

struct ast_encoder {
	struct drm_encoder base;
};

struct ast_framebuffer {
	struct drm_framebuffer base;
	struct drm_gem_object *obj;
};

struct ast_fbdev {
	struct drm_fb_helper helper;
	struct ast_framebuffer afb;
	struct list_head fbdev_list;
	void *sysram;
	int size;
	struct ttm_bo_kmap_obj mapping;
};

#define to_ast_crtc(x) container_of(x, struct ast_crtc, base)
#define to_ast_connector(x) container_of(x, struct ast_connector, base)
#define to_ast_encoder(x) container_of(x, struct ast_encoder, base)
#define to_ast_framebuffer(x) container_of(x, struct ast_framebuffer, base)

struct ast_vbios_stdtable {
	u8 misc;
	u8 seq[4];
	u8 crtc[25];
	u8 ar[20];
	u8 gr[9];
};

struct ast_vbios_enhtable {
	u32 ht;
	u32 hde;
	u32 hfp;
	u32 hsync;
	u32 vt;
	u32 vde;
	u32 vfp;
	u32 vsync;
	u32 dclk_index;
	u32 flags;
	u32 refresh_rate;
	u32 refresh_rate_index;
	u32 mode_id;
};

struct ast_vbios_dclk_info {
	u8 param1;
	u8 param2;
	u8 param3;
};

struct ast_vbios_mode_info {
	struct ast_vbios_stdtable *std_table;
	struct ast_vbios_enhtable *enh_table;
};

extern int ast_mode_init(struct drm_device *dev);
extern void ast_mode_fini(struct drm_device *dev);

int ast_framebuffer_init(struct drm_device *dev,
			 struct ast_framebuffer *ast_fb,
			 struct drm_mode_fb_cmd2 *mode_cmd,
			 struct drm_gem_object *obj);

int ast_fbdev_init(struct drm_device *dev);
void ast_fbdev_fini(struct drm_device *dev);
void ast_fbdev_set_suspend(struct drm_device *dev, int state);

struct ast_bo {
	struct ttm_buffer_object bo;
	struct ttm_placement placement;
	struct ttm_bo_kmap_obj kmap;
	struct drm_gem_object gem;
	u32 placements[3];
	int pin_count;
};
#define gem_to_ast_bo(gobj) container_of((gobj), struct ast_bo, gem)

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


#define to_ast_obj(x) container_of(x, struct ast_gem_object, base)

#define AST_MM_ALIGN_SHIFT 4
#define AST_MM_ALIGN_MASK ((1 << AST_MM_ALIGN_SHIFT) - 1)

extern int ast_dumb_create(struct drm_file *file,
			   struct drm_device *dev,
			   struct drm_mode_create_dumb *args);
extern int ast_dumb_destroy(struct drm_file *file,
			    struct drm_device *dev,
			    uint32_t handle);

extern int ast_gem_init_object(struct drm_gem_object *obj);
extern void ast_gem_free_object(struct drm_gem_object *obj);
extern int ast_dumb_mmap_offset(struct drm_file *file,
				struct drm_device *dev,
				uint32_t handle,
				uint64_t *offset);

#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)

int ast_mm_init(struct ast_private *ast);
void ast_mm_fini(struct ast_private *ast);

int ast_bo_create(struct drm_device *dev, int size, int align,
		  uint32_t flags, struct ast_bo **pastbo);

int ast_gem_create(struct drm_device *dev,
		   u32 size, bool iskernel,
		   struct drm_gem_object **obj);

int ast_bo_pin(struct ast_bo *bo, u32 pl_flag, u64 *gpu_addr);
int ast_bo_unpin(struct ast_bo *bo);

int ast_bo_reserve(struct ast_bo *bo, bool no_wait);
void ast_bo_unreserve(struct ast_bo *bo);
void ast_ttm_placement(struct ast_bo *bo, int domain);
int ast_bo_push_sysram(struct ast_bo *bo);
int ast_mmap(struct file *filp, struct vm_area_struct *vma);

/* ast post */
void ast_post_gpu(struct drm_device *dev);
#endif
Commit	Line	Data
312fec14 DA	1	/*
	2	* Copyright 2012 Red Hat Inc.
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a
	5	* copy of this software and associated documentation files (the
	6	* "Software"), to deal in the Software without restriction, including
	7	* without limitation the rights to use, copy, modify, merge, publish,
	8	* distribute, sub license, and/or sell copies of the Software, and to
	9	* permit persons to whom the Software is furnished to do so, subject to
	10	* the following conditions:
	11	*
	12	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	13	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	14	* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
	15	* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
	16	* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
	17	* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
	18	* USE OR OTHER DEALINGS IN THE SOFTWARE.
	19	*
	20	* The above copyright notice and this permission notice (including the
	21	* next paragraph) shall be included in all copies or substantial portions
	22	* of the Software.
	23	*
	24	*/
	25	/*
	26	* Authors: Dave Airlie <airlied@redhat.com>
	27	*/
	28	#ifndef __AST_DRV_H__
	29	#define __AST_DRV_H__
	30
760285e7	31	#include <drm/drm_fb_helper.h>
312fec14	32
760285e7 DH	33	#include <drm/ttm/ttm_bo_api.h>
	34	#include <drm/ttm/ttm_bo_driver.h>
	35	#include <drm/ttm/ttm_placement.h>
	36	#include <drm/ttm/ttm_memory.h>
	37	#include <drm/ttm/ttm_module.h>
312fec14 DA	38
	39	#include <linux/i2c.h>
	40	#include <linux/i2c-algo-bit.h>
	41
	42	#define DRIVER_AUTHOR "Dave Airlie"
	43
	44	#define DRIVER_NAME "ast"
	45	#define DRIVER_DESC "AST"
	46	#define DRIVER_DATE "20120228"
	47
	48	#define DRIVER_MAJOR 0
	49	#define DRIVER_MINOR 1
	50	#define DRIVER_PATCHLEVEL 0
	51
	52	#define PCI_CHIP_AST2000 0x2000
	53	#define PCI_CHIP_AST2100 0x2010
	54	#define PCI_CHIP_AST1180 0x1180
	55
	56
	57	enum ast_chip {
	58	AST2000,
	59	AST2100,
	60	AST1100,
	61	AST2200,
	62	AST2150,
	63	AST2300,
	64	AST1180,
	65	};
	66
	67	#define AST_DRAM_512Mx16 0
	68	#define AST_DRAM_1Gx16 1
	69	#define AST_DRAM_512Mx32 2
	70	#define AST_DRAM_1Gx32 3
	71	#define AST_DRAM_2Gx16 6
	72	#define AST_DRAM_4Gx16 7
	73
	74	struct ast_fbdev;
	75
	76	struct ast_private {
	77	struct drm_device *dev;
	78
	79	void __iomem *regs;
	80	void __iomem *ioregs;
	81
	82	enum ast_chip chip;
	83	bool vga2_clone;
	84	uint32_t dram_bus_width;
	85	uint32_t dram_type;
	86	uint32_t mclk;
	87	uint32_t vram_size;
	88
	89	struct ast_fbdev *fbdev;
	90
	91	int fb_mtrr;
	92
	93	struct {
	94	struct drm_global_reference mem_global_ref;
	95	struct ttm_bo_global_ref bo_global_ref;
	96	struct ttm_bo_device bdev;
	97	atomic_t validate_sequence;
	98	} ttm;
	99
	100	struct drm_gem_object *cursor_cache;
	101	uint64_t cursor_cache_gpu_addr;
102	struct ttm_bo_kmap_obj cache_kmap;
103	int next_cursor;
104	};
105
106	int ast_driver_load(struct drm_device *dev, unsigned long flags);
107	int ast_driver_unload(struct drm_device *dev);
108
109	struct ast_gem_object;
110
111	#define AST_IO_AR_PORT_WRITE (0x40)
112	#define AST_IO_MISC_PORT_WRITE (0x42)
113	#define AST_IO_SEQ_PORT (0x44)
114	#define AST_DAC_INDEX_READ (0x3c7)
115	#define AST_IO_DAC_INDEX_WRITE (0x48)
116	#define AST_IO_DAC_DATA (0x49)
117	#define AST_IO_GR_PORT (0x4E)
118	#define AST_IO_CRTC_PORT (0x54)
119	#define AST_IO_INPUT_STATUS1_READ (0x5A)
120	#define AST_IO_MISC_PORT_READ (0x4C)
121
122	#define __ast_read(x) \
123	static inline u##x ast_read##x(struct ast_private *ast, u32 reg) { \
124	u##x val = 0;\
125	val = ioread##x(ast->regs + reg); \
126	return val;\
127	}
128
129	__ast_read(8);
130	__ast_read(16);
131	__ast_read(32)
132
133	#define __ast_io_read(x) \
134	static inline u##x ast_io_read##x(struct ast_private *ast, u32 reg) { \
135	u##x val = 0;\
136	val = ioread##x(ast->ioregs + reg); \
137	return val;\
138	}
139
140	__ast_io_read(8);
141	__ast_io_read(16);
142	__ast_io_read(32);
143
144	#define __ast_write(x) \
145	static inline void ast_write##x(struct ast_private *ast, u32 reg, u##x val) {\
146	iowrite##x(val, ast->regs + reg);\
147	}
148
149	__ast_write(8);
150	__ast_write(16);
151	__ast_write(32);
152
153	#define __ast_io_write(x) \
154	static inline void ast_io_write##x(struct ast_private *ast, u32 reg, u##x val) {\
155	iowrite##x(val, ast->ioregs + reg);\
156	}
157
158	__ast_io_write(8);
159	__ast_io_write(16);
160	#undef __ast_io_write
161
162	static inline void ast_set_index_reg(struct ast_private *ast,
163	uint32_t base, uint8_t index,
164	uint8_t val)
165	{
166	ast_io_write16(ast, base, ((u16)val << 8) \| index);
167	}
168
169	void ast_set_index_reg_mask(struct ast_private *ast,
170	uint32_t base, uint8_t index,
171	uint8_t mask, uint8_t val);
172	uint8_t ast_get_index_reg(struct ast_private *ast,
173	uint32_t base, uint8_t index);
174	uint8_t ast_get_index_reg_mask(struct ast_private *ast,
175	uint32_t base, uint8_t index, uint8_t mask);
176
177	static inline void ast_open_key(struct ast_private *ast)
178	{
179	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xA1, 0xFF, 0x04);
180	}
181
182	#define AST_VIDMEM_SIZE_8M 0x00800000
183	#define AST_VIDMEM_SIZE_16M 0x01000000
184	#define AST_VIDMEM_SIZE_32M 0x02000000
185	#define AST_VIDMEM_SIZE_64M 0x04000000
186	#define AST_VIDMEM_SIZE_128M 0x08000000
187
188	#define AST_VIDMEM_DEFAULT_SIZE AST_VIDMEM_SIZE_8M
189
190	#define AST_MAX_HWC_WIDTH 64
191	#define AST_MAX_HWC_HEIGHT 64
192
193	#define AST_HWC_SIZE (AST_MAX_HWC_WIDTHAST_MAX_HWC_HEIGHT2)
194	#define AST_HWC_SIGNATURE_SIZE 32
195
196	#define AST_DEFAULT_HWC_NUM 2
197	/* define for signature structure */
198	#define AST_HWC_SIGNATURE_CHECKSUM 0x00
199	#define AST_HWC_SIGNATURE_SizeX 0x04
200	#define AST_HWC_SIGNATURE_SizeY 0x08
201	#define AST_HWC_SIGNATURE_X 0x0C
202	#define AST_HWC_SIGNATURE_Y 0x10
203	#define AST_HWC_SIGNATURE_HOTSPOTX 0x14
204	#define AST_HWC_SIGNATURE_HOTSPOTY 0x18
205
206
207	struct ast_i2c_chan {
208	struct i2c_adapter adapter;
209	struct drm_device *dev;
210	struct i2c_algo_bit_data bit;
211	};
212
213	struct ast_connector {
214	struct drm_connector base;
215	struct ast_i2c_chan *i2c;
216	};
217
218	struct ast_crtc {
219	struct drm_crtc base;
220	u8 lut_r[256], lut_g[256], lut_b[256];
221	struct drm_gem_object *cursor_bo;
222	uint64_t cursor_addr;
223	int cursor_width, cursor_height;
224	u8 offset_x, offset_y;
225	};
226
227	struct ast_encoder {
228	struct drm_encoder base;
229	};
230
231	struct ast_framebuffer {
232	struct drm_framebuffer base;
233	struct drm_gem_object *obj;
234	};
235
236	struct ast_fbdev {
237	struct drm_fb_helper helper;
238	struct ast_framebuffer afb;
239	struct list_head fbdev_list;
240	void *sysram;
241	int size;
242	struct ttm_bo_kmap_obj mapping;
243	};
244
245	#define to_ast_crtc(x) container_of(x, struct ast_crtc, base)
246	#define to_ast_connector(x) container_of(x, struct ast_connector, base)
247	#define to_ast_encoder(x) container_of(x, struct ast_encoder, base)
248	#define to_ast_framebuffer(x) container_of(x, struct ast_framebuffer, base)
249
250	struct ast_vbios_stdtable {
251	u8 misc;
252	u8 seq[4];
253	u8 crtc[25];
254	u8 ar[20];
255	u8 gr[9];
256	};
257
258	struct ast_vbios_enhtable {
259	u32 ht;
260	u32 hde;
261	u32 hfp;
262	u32 hsync;
263	u32 vt;
264	u32 vde;
265	u32 vfp;
266	u32 vsync;
267	u32 dclk_index;
268	u32 flags;
269	u32 refresh_rate;
270	u32 refresh_rate_index;
271	u32 mode_id;
272	};
273
274	struct ast_vbios_dclk_info {
275	u8 param1;
276	u8 param2;
277	u8 param3;
278	};
279
280	struct ast_vbios_mode_info {
281	struct ast_vbios_stdtable *std_table;
282	struct ast_vbios_enhtable *enh_table;
283	};
284
285	extern int ast_mode_init(struct drm_device *dev);
286	extern void ast_mode_fini(struct drm_device *dev);
287
288	int ast_framebuffer_init(struct drm_device *dev,
289	struct ast_framebuffer *ast_fb,
290	struct drm_mode_fb_cmd2 *mode_cmd,
291	struct drm_gem_object *obj);
292
293	int ast_fbdev_init(struct drm_device *dev);
294	void ast_fbdev_fini(struct drm_device *dev);
295	void ast_fbdev_set_suspend(struct drm_device *dev, int state);
296
297	struct ast_bo {
298	struct ttm_buffer_object bo;
299	struct ttm_placement placement;
300	struct ttm_bo_kmap_obj kmap;
301	struct drm_gem_object gem;
302	u32 placements[3];
303	int pin_count;
304	};
305	#define gem_to_ast_bo(gobj) container_of((gobj), struct ast_bo, gem)
306
307	static inline struct ast_bo *
308	ast_bo(struct ttm_buffer_object *bo)
309	{
310	return container_of(bo, struct ast_bo, bo);
311	}
312
313
314	#define to_ast_obj(x) container_of(x, struct ast_gem_object, base)
315
316	#define AST_MM_ALIGN_SHIFT 4
317	#define AST_MM_ALIGN_MASK ((1 << AST_MM_ALIGN_SHIFT) - 1)
318
319	extern int ast_dumb_create(struct drm_file *file,
320	struct drm_device *dev,
321	struct drm_mode_create_dumb *args);
322	extern int ast_dumb_destroy(struct drm_file *file,
323	struct drm_device *dev,
324	uint32_t handle);
325
326	extern int ast_gem_init_object(struct drm_gem_object *obj);
327	extern void ast_gem_free_object(struct drm_gem_object *obj);
328	extern int ast_dumb_mmap_offset(struct drm_file *file,
329	struct drm_device *dev,
330	uint32_t handle,
331	uint64_t *offset);
332
333	#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
334
335	int ast_mm_init(struct ast_private *ast);
336	void ast_mm_fini(struct ast_private *ast);
337
338	int ast_bo_create(struct drm_device *dev, int size, int align,
339	uint32_t flags, struct ast_bo **pastbo);
340
341	int ast_gem_create(struct drm_device *dev,
342	u32 size, bool iskernel,
343	struct drm_gem_object **obj);
344
345	int ast_bo_pin(struct ast_bo bo, u32 pl_flag, u64 gpu_addr);
346	int ast_bo_unpin(struct ast_bo *bo);
347
348	int ast_bo_reserve(struct ast_bo *bo, bool no_wait);
349	void ast_bo_unreserve(struct ast_bo *bo);
350	void ast_ttm_placement(struct ast_bo *bo, int domain);
351	int ast_bo_push_sysram(struct ast_bo *bo);
352	int ast_mmap(struct file filp, struct vm_area_struct vma);
353
354	/* ast post */
355	void ast_post_gpu(struct drm_device *dev);
356	#endif