1/*
2 * Copyright 2005 Stephane Marchesin.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __NOUVEAU_DRV_H__
26#define __NOUVEAU_DRV_H__
27
28#define DRIVER_AUTHOR		"Stephane Marchesin"
29#define DRIVER_EMAIL		"nouveau@lists.freedesktop.org"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20120316"
34
35#define DRIVER_MAJOR		1
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	0
38
39#define NOUVEAU_FAMILY   0x0000FFFF
40#define NOUVEAU_FLAGS    0xFFFF0000
41
42#include "ttm/ttm_bo_api.h"
43#include "ttm/ttm_bo_driver.h"
44#include "ttm/ttm_placement.h"
45#include "ttm/ttm_memory.h"
46#include "ttm/ttm_module.h"
47
48struct nouveau_fpriv {
49	spinlock_t lock;
50	struct list_head channels;
51	struct nouveau_vm *vm;
52};
53
54static inline struct nouveau_fpriv *
55nouveau_fpriv(struct drm_file *file_priv)
56{
57	return file_priv ? file_priv->driver_priv : NULL;
58}
59
60#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
61
62#include "nouveau_drm.h"
63#include "nouveau_reg.h"
64#include "nouveau_bios.h"
65#include "nouveau_util.h"
66
67struct nouveau_grctx;
68struct nouveau_mem;
69#include "nouveau_vm.h"
70
71#define MAX_NUM_DCB_ENTRIES 16
72
73#define NOUVEAU_MAX_CHANNEL_NR 128
74#define NOUVEAU_MAX_TILE_NR 15
75
76struct nouveau_mem {
77	struct drm_device *dev;
78
79	struct nouveau_vma bar_vma;
80	struct nouveau_vma vma[2];
81	u8  page_shift;
82
83	struct drm_mm_node *tag;
84	struct list_head regions;
85	dma_addr_t *pages;
86	u32 memtype;
87	u64 offset;
88	u64 size;
89};
90
91struct nouveau_tile_reg {
92	bool used;
93	uint32_t addr;
94	uint32_t limit;
95	uint32_t pitch;
96	uint32_t zcomp;
97	struct drm_mm_node *tag_mem;
98	struct nouveau_fence *fence;
99};
100
101struct nouveau_bo {
102	struct ttm_buffer_object bo;
103	struct ttm_placement placement;
104	u32 valid_domains;
105	u32 placements[3];
106	u32 busy_placements[3];
107	struct ttm_bo_kmap_obj kmap;
108	struct list_head head;
109
110	/* protected by ttm_bo_reserve() */
111	struct drm_file *reserved_by;
112	struct list_head entry;
113	int pbbo_index;
114	bool validate_mapped;
115
116	struct list_head vma_list;
117	unsigned page_shift;
118
119	uint32_t tile_mode;
120	uint32_t tile_flags;
121	struct nouveau_tile_reg *tile;
122
123	struct drm_gem_object *gem;
124	int pin_refcnt;
125};
126
127#define nouveau_bo_tile_layout(nvbo)				\
128	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
129
130static inline struct nouveau_bo *
131nouveau_bo(struct ttm_buffer_object *bo)
132{
133	return container_of(bo, struct nouveau_bo, bo);
134}
135
136static inline struct nouveau_bo *
137nouveau_gem_object(struct drm_gem_object *gem)
138{
139	return gem ? gem->driver_private : NULL;
140}
141
142/* TODO: submit equivalent to TTM generic API upstream? */
143static inline void __iomem *
144nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
145{
146	bool is_iomem;
147	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
148						&nvbo->kmap, &is_iomem);
149	WARN_ON_ONCE(ioptr && !is_iomem);
150	return ioptr;
151}
152
153enum nouveau_flags {
154	NV_NFORCE   = 0x10000000,
155	NV_NFORCE2  = 0x20000000
156};
157
158#define NVOBJ_ENGINE_SW		0
159#define NVOBJ_ENGINE_GR		1
160#define NVOBJ_ENGINE_CRYPT	2
161#define NVOBJ_ENGINE_COPY0	3
162#define NVOBJ_ENGINE_COPY1	4
163#define NVOBJ_ENGINE_MPEG	5
164#define NVOBJ_ENGINE_PPP	NVOBJ_ENGINE_MPEG
165#define NVOBJ_ENGINE_BSP	6
166#define NVOBJ_ENGINE_VP		7
167#define NVOBJ_ENGINE_DISPLAY	15
168#define NVOBJ_ENGINE_NR		16
169
170#define NVOBJ_FLAG_DONT_MAP             (1 << 0)
171#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
172#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
173#define NVOBJ_FLAG_VM			(1 << 3)
174#define NVOBJ_FLAG_VM_USER		(1 << 4)
175
176#define NVOBJ_CINST_GLOBAL	0xdeadbeef
177
178struct nouveau_gpuobj {
179	struct drm_device *dev;
180	struct kref refcount;
181	struct list_head list;
182
183	void *node;
184	u32 *suspend;
185
186	uint32_t flags;
187
188	u32 size;
189	u32 pinst;	/* PRAMIN BAR offset */
190	u32 cinst;	/* Channel offset */
191	u64 vinst;	/* VRAM address */
192	u64 linst;	/* VM address */
193
194	uint32_t engine;
195	uint32_t class;
196
197	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
198	void *priv;
199};
200
201struct nouveau_page_flip_state {
202	struct list_head head;
203	struct drm_pending_vblank_event *event;
204	int crtc, bpp, pitch, x, y;
205	uint64_t offset;
206};
207
208enum nouveau_channel_mutex_class {
209	NOUVEAU_UCHANNEL_MUTEX,
210	NOUVEAU_KCHANNEL_MUTEX
211};
212
213struct nouveau_channel {
214	struct drm_device *dev;
215	struct list_head list;
216	int id;
217
218	/* references to the channel data structure */
219	struct kref ref;
220	/* users of the hardware channel resources, the hardware
221	 * context will be kicked off when it reaches zero. */
222	atomic_t users;
223	struct mutex mutex;
224
225	/* owner of this fifo */
226	struct drm_file *file_priv;
227	/* mapping of the fifo itself */
228	struct drm_local_map *map;
229
230	/* mapping of the regs controlling the fifo */
231	void __iomem *user;
232	uint32_t user_get;
233	uint32_t user_get_hi;
234	uint32_t user_put;
235
236	/* Fencing */
237	struct {
238		/* lock protects the pending list only */
239		spinlock_t lock;
240		struct list_head pending;
241		uint32_t sequence;
242		uint32_t sequence_ack;
243		atomic_t last_sequence_irq;
244		struct nouveau_vma vma;
245	} fence;
246
247	/* DMA push buffer */
248	struct nouveau_gpuobj *pushbuf;
249	struct nouveau_bo     *pushbuf_bo;
250	struct nouveau_vma     pushbuf_vma;
251	uint64_t               pushbuf_base;
252
253	/* Notifier memory */
254	struct nouveau_bo *notifier_bo;
255	struct nouveau_vma notifier_vma;
256	struct drm_mm notifier_heap;
257
258	/* PFIFO context */
259	struct nouveau_gpuobj *ramfc;
260	struct nouveau_gpuobj *cache;
261	void *fifo_priv;
262
263	/* Execution engine contexts */
264	void *engctx[NVOBJ_ENGINE_NR];
265
266	/* NV50 VM */
267	struct nouveau_vm     *vm;
268	struct nouveau_gpuobj *vm_pd;
269
270	/* Objects */
271	struct nouveau_gpuobj *ramin; /* Private instmem */
272	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
273	struct nouveau_ramht  *ramht; /* Hash table */
274
275	/* GPU object info for stuff used in-kernel (mm_enabled) */
276	uint32_t m2mf_ntfy;
277	uint32_t vram_handle;
278	uint32_t gart_handle;
279	bool accel_done;
280
281	/* Push buffer state (only for drm's channel on !mm_enabled) */
282	struct {
283		int max;
284		int free;
285		int cur;
286		int put;
287		/* access via pushbuf_bo */
288
289		int ib_base;
290		int ib_max;
291		int ib_free;
292		int ib_put;
293	} dma;
294
295	uint32_t sw_subchannel[8];
296
297	struct nouveau_vma dispc_vma[4];
298	struct {
299		struct nouveau_gpuobj *vblsem;
300		uint32_t vblsem_head;
301		uint32_t vblsem_offset;
302		uint32_t vblsem_rval;
303		struct list_head vbl_wait;
304		struct list_head flip;
305	} nvsw;
306
307	struct {
308		bool active;
309		char name[32];
310		struct drm_info_list info;
311	} debugfs;
312};
313
314struct nouveau_exec_engine {
315	void (*destroy)(struct drm_device *, int engine);
316	int  (*init)(struct drm_device *, int engine);
317	int  (*fini)(struct drm_device *, int engine, bool suspend);
318	int  (*context_new)(struct nouveau_channel *, int engine);
319	void (*context_del)(struct nouveau_channel *, int engine);
320	int  (*object_new)(struct nouveau_channel *, int engine,
321			   u32 handle, u16 class);
322	void (*set_tile_region)(struct drm_device *dev, int i);
323	void (*tlb_flush)(struct drm_device *, int engine);
324};
325
326struct nouveau_instmem_engine {
327	void	*priv;
328
329	int	(*init)(struct drm_device *dev);
330	void	(*takedown)(struct drm_device *dev);
331	int	(*suspend)(struct drm_device *dev);
332	void	(*resume)(struct drm_device *dev);
333
334	int	(*get)(struct nouveau_gpuobj *, struct nouveau_channel *,
335		       u32 size, u32 align);
336	void	(*put)(struct nouveau_gpuobj *);
337	int	(*map)(struct nouveau_gpuobj *);
338	void	(*unmap)(struct nouveau_gpuobj *);
339
340	void	(*flush)(struct drm_device *);
341};
342
343struct nouveau_mc_engine {
344	int  (*init)(struct drm_device *dev);
345	void (*takedown)(struct drm_device *dev);
346};
347
348struct nouveau_timer_engine {
349	int      (*init)(struct drm_device *dev);
350	void     (*takedown)(struct drm_device *dev);
351	uint64_t (*read)(struct drm_device *dev);
352};
353
354struct nouveau_fb_engine {
355	int num_tiles;
356	struct drm_mm tag_heap;
357	void *priv;
358
359	int  (*init)(struct drm_device *dev);
360	void (*takedown)(struct drm_device *dev);
361
362	void (*init_tile_region)(struct drm_device *dev, int i,
363				 uint32_t addr, uint32_t size,
364				 uint32_t pitch, uint32_t flags);
365	void (*set_tile_region)(struct drm_device *dev, int i);
366	void (*free_tile_region)(struct drm_device *dev, int i);
367};
368
369struct nouveau_fifo_engine {
370	void *priv;
371	int  channels;
372
373	struct nouveau_gpuobj *playlist[2];
374	int cur_playlist;
375
376	int  (*init)(struct drm_device *);
377	void (*takedown)(struct drm_device *);
378
379	void (*disable)(struct drm_device *);
380	void (*enable)(struct drm_device *);
381	bool (*reassign)(struct drm_device *, bool enable);
382	bool (*cache_pull)(struct drm_device *dev, bool enable);
383
384	int  (*channel_id)(struct drm_device *);
385
386	int  (*create_context)(struct nouveau_channel *);
387	void (*destroy_context)(struct nouveau_channel *);
388	int  (*load_context)(struct nouveau_channel *);
389	int  (*unload_context)(struct drm_device *);
390	void (*tlb_flush)(struct drm_device *dev);
391};
392
393struct nouveau_display_engine {
394	void *priv;
395	int (*early_init)(struct drm_device *);
396	void (*late_takedown)(struct drm_device *);
397	int (*create)(struct drm_device *);
398	void (*destroy)(struct drm_device *);
399	int (*init)(struct drm_device *);
400	void (*fini)(struct drm_device *);
401
402	struct drm_property *dithering_mode;
403	struct drm_property *dithering_depth;
404	struct drm_property *underscan_property;
405	struct drm_property *underscan_hborder_property;
406	struct drm_property *underscan_vborder_property;
407	/* not really hue and saturation: */
408	struct drm_property *vibrant_hue_property;
409	struct drm_property *color_vibrance_property;
410};
411
412struct nouveau_gpio_engine {
413	spinlock_t lock;
414	struct list_head isr;
415	int (*init)(struct drm_device *);
416	void (*fini)(struct drm_device *);
417	int (*drive)(struct drm_device *, int line, int dir, int out);
418	int (*sense)(struct drm_device *, int line);
419	void (*irq_enable)(struct drm_device *, int line, bool);
420};
421
422struct nouveau_pm_voltage_level {
423	u32 voltage; /* microvolts */
424	u8  vid;
425};
426
427struct nouveau_pm_voltage {
428	bool supported;
429	u8 version;
430	u8 vid_mask;
431
432	struct nouveau_pm_voltage_level *level;
433	int nr_level;
434};
435
436/* Exclusive upper limits */
437#define NV_MEM_CL_DDR2_MAX 8
438#define NV_MEM_WR_DDR2_MAX 9
439#define NV_MEM_CL_DDR3_MAX 17
440#define NV_MEM_WR_DDR3_MAX 17
441#define NV_MEM_CL_GDDR3_MAX 16
442#define NV_MEM_WR_GDDR3_MAX 18
443#define NV_MEM_CL_GDDR5_MAX 21
444#define NV_MEM_WR_GDDR5_MAX 20
445
446struct nouveau_pm_memtiming {
447	int id;
448
449	u32 reg[9];
450	u32 mr[4];
451
452	u8 tCWL;
453
454	u8 odt;
455	u8 drive_strength;
456};
457
458struct nouveau_pm_tbl_header {
459	u8 version;
460	u8 header_len;
461	u8 entry_cnt;
462	u8 entry_len;
463};
464
465struct nouveau_pm_tbl_entry {
466	u8 tWR;
467	u8 tWTR;
468	u8 tCL;
469	u8 tRC;
470	u8 empty_4;
471	u8 tRFC;	/* Byte 5 */
472	u8 empty_6;
473	u8 tRAS;	/* Byte 7 */
474	u8 empty_8;
475	u8 tRP;		/* Byte 9 */
476	u8 tRCDRD;
477	u8 tRCDWR;
478	u8 tRRD;
479	u8 tUNK_13;
480	u8 RAM_FT1;		/* 14, a bitmask of random RAM features */
481	u8 empty_15;
482	u8 tUNK_16;
483	u8 empty_17;
484	u8 tUNK_18;
485	u8 tCWL;
486	u8 tUNK_20, tUNK_21;
487};
488
489struct nouveau_pm_profile;
490struct nouveau_pm_profile_func {
491	void (*destroy)(struct nouveau_pm_profile *);
492	void (*init)(struct nouveau_pm_profile *);
493	void (*fini)(struct nouveau_pm_profile *);
494	struct nouveau_pm_level *(*select)(struct nouveau_pm_profile *);
495};
496
497struct nouveau_pm_profile {
498	const struct nouveau_pm_profile_func *func;
499	struct list_head head;
500	char name[8];
501};
502
503#define NOUVEAU_PM_MAX_LEVEL 8
504struct nouveau_pm_level {
505	struct nouveau_pm_profile profile;
506	struct device_attribute dev_attr;
507	char name[32];
508	int id;
509
510	struct nouveau_pm_memtiming timing;
511	u32 memory;
512	u16 memscript;
513
514	u32 core;
515	u32 shader;
516	u32 rop;
517	u32 copy;
518	u32 daemon;
519	u32 vdec;
520	u32 dom6;
521	u32 unka0;	/* nva3:nvc0 */
522	u32 hub01;	/* nvc0- */
523	u32 hub06;	/* nvc0- */
524	u32 hub07;	/* nvc0- */
525
526	u32 volt_min; /* microvolts */
527	u32 volt_max;
528	u8  fanspeed;
529};
530
531struct nouveau_pm_temp_sensor_constants {
532	u16 offset_constant;
533	s16 offset_mult;
534	s16 offset_div;
535	s16 slope_mult;
536	s16 slope_div;
537};
538
539struct nouveau_pm_threshold_temp {
540	s16 critical;
541	s16 down_clock;
542	s16 fan_boost;
543};
544
545struct nouveau_pm_fan {
546	u32 percent;
547	u32 min_duty;
548	u32 max_duty;
549	u32 pwm_freq;
550	u32 pwm_divisor;
551};
552
553struct nouveau_pm_engine {
554	struct nouveau_pm_voltage voltage;
555	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
556	int nr_perflvl;
557	struct nouveau_pm_temp_sensor_constants sensor_constants;
558	struct nouveau_pm_threshold_temp threshold_temp;
559	struct nouveau_pm_fan fan;
560
561	struct nouveau_pm_profile *profile_ac;
562	struct nouveau_pm_profile *profile_dc;
563	struct nouveau_pm_profile *profile;
564	struct list_head profiles;
565
566	struct nouveau_pm_level boot;
567	struct nouveau_pm_level *cur;
568
569	struct device *hwmon;
570	struct notifier_block acpi_nb;
571
572	int  (*clocks_get)(struct drm_device *, struct nouveau_pm_level *);
573	void *(*clocks_pre)(struct drm_device *, struct nouveau_pm_level *);
574	int (*clocks_set)(struct drm_device *, void *);
575
576	int (*voltage_get)(struct drm_device *);
577	int (*voltage_set)(struct drm_device *, int voltage);
578	int (*pwm_get)(struct drm_device *, int line, u32*, u32*);
579	int (*pwm_set)(struct drm_device *, int line, u32, u32);
580	int (*temp_get)(struct drm_device *);
581};
582
583struct nouveau_vram_engine {
584	struct nouveau_mm mm;
585
586	int  (*init)(struct drm_device *);
587	void (*takedown)(struct drm_device *dev);
588	int  (*get)(struct drm_device *, u64, u32 align, u32 size_nc,
589		    u32 type, struct nouveau_mem **);
590	void (*put)(struct drm_device *, struct nouveau_mem **);
591
592	bool (*flags_valid)(struct drm_device *, u32 tile_flags);
593};
594
595struct nouveau_engine {
596	struct nouveau_instmem_engine instmem;
597	struct nouveau_mc_engine      mc;
598	struct nouveau_timer_engine   timer;
599	struct nouveau_fb_engine      fb;
600	struct nouveau_fifo_engine    fifo;
601	struct nouveau_display_engine display;
602	struct nouveau_gpio_engine    gpio;
603	struct nouveau_pm_engine      pm;
604	struct nouveau_vram_engine    vram;
605};
606
607struct nouveau_pll_vals {
608	union {
609		struct {
610#ifdef __BIG_ENDIAN
611			uint8_t N1, M1, N2, M2;
612#else
613			uint8_t M1, N1, M2, N2;
614#endif
615		};
616		struct {
617			uint16_t NM1, NM2;
618		} __attribute__((packed));
619	};
620	int log2P;
621
622	int refclk;
623};
624
625enum nv04_fp_display_regs {
626	FP_DISPLAY_END,
627	FP_TOTAL,
628	FP_CRTC,
629	FP_SYNC_START,
630	FP_SYNC_END,
631	FP_VALID_START,
632	FP_VALID_END
633};
634
635struct nv04_crtc_reg {
636	unsigned char MiscOutReg;
637	uint8_t CRTC[0xa0];
638	uint8_t CR58[0x10];
639	uint8_t Sequencer[5];
640	uint8_t Graphics[9];
641	uint8_t Attribute[21];
642	unsigned char DAC[768];
643
644	/* PCRTC regs */
645	uint32_t fb_start;
646	uint32_t crtc_cfg;
647	uint32_t cursor_cfg;
648	uint32_t gpio_ext;
649	uint32_t crtc_830;
650	uint32_t crtc_834;
651	uint32_t crtc_850;
652	uint32_t crtc_eng_ctrl;
653
654	/* PRAMDAC regs */
655	uint32_t nv10_cursync;
656	struct nouveau_pll_vals pllvals;
657	uint32_t ramdac_gen_ctrl;
658	uint32_t ramdac_630;
659	uint32_t ramdac_634;
660	uint32_t tv_setup;
661	uint32_t tv_vtotal;
662	uint32_t tv_vskew;
663	uint32_t tv_vsync_delay;
664	uint32_t tv_htotal;
665	uint32_t tv_hskew;
666	uint32_t tv_hsync_delay;
667	uint32_t tv_hsync_delay2;
668	uint32_t fp_horiz_regs[7];
669	uint32_t fp_vert_regs[7];
670	uint32_t dither;
671	uint32_t fp_control;
672	uint32_t dither_regs[6];
673	uint32_t fp_debug_0;
674	uint32_t fp_debug_1;
675	uint32_t fp_debug_2;
676	uint32_t fp_margin_color;
677	uint32_t ramdac_8c0;
678	uint32_t ramdac_a20;
679	uint32_t ramdac_a24;
680	uint32_t ramdac_a34;
681	uint32_t ctv_regs[38];
682};
683
684struct nv04_output_reg {
685	uint32_t output;
686	int head;
687};
688
689struct nv04_mode_state {
690	struct nv04_crtc_reg crtc_reg[2];
691	uint32_t pllsel;
692	uint32_t sel_clk;
693};
694
695enum nouveau_card_type {
696	NV_04      = 0x04,
697	NV_10      = 0x10,
698	NV_20      = 0x20,
699	NV_30      = 0x30,
700	NV_40      = 0x40,
701	NV_50      = 0x50,
702	NV_C0      = 0xc0,
703	NV_D0      = 0xd0,
704	NV_E0      = 0xe0,
705};
706
707struct drm_nouveau_private {
708	struct drm_device *dev;
709	bool noaccel;
710
711	/* the card type, takes NV_* as values */
712	enum nouveau_card_type card_type;
713	/* exact chipset, derived from NV_PMC_BOOT_0 */
714	int chipset;
715	int flags;
716	u32 crystal;
717
718	void __iomem *mmio;
719
720	spinlock_t ramin_lock;
721	void __iomem *ramin;
722	u32 ramin_size;
723	u32 ramin_base;
724	bool ramin_available;
725	struct drm_mm ramin_heap;
726	struct nouveau_exec_engine *eng[NVOBJ_ENGINE_NR];
727	struct list_head gpuobj_list;
728	struct list_head classes;
729
730	struct nouveau_bo *vga_ram;
731
732	/* interrupt handling */
733	void (*irq_handler[32])(struct drm_device *);
734	bool msi_enabled;
735
736	struct list_head vbl_waiting;
737
738	struct {
739		struct drm_global_reference mem_global_ref;
740		struct ttm_bo_global_ref bo_global_ref;
741		struct ttm_bo_device bdev;
742		atomic_t validate_sequence;
743	} ttm;
744
745	struct {
746		spinlock_t lock;
747		struct drm_mm heap;
748		struct nouveau_bo *bo;
749	} fence;
750
751	struct {
752		spinlock_t lock;
753		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
754	} channels;
755
756	struct nouveau_engine engine;
757	struct nouveau_channel *channel;
758
759	/* For PFIFO and PGRAPH. */
760	spinlock_t context_switch_lock;
761
762	/* VM/PRAMIN flush, legacy PRAMIN aperture */
763	spinlock_t vm_lock;
764
765	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
766	struct nouveau_ramht  *ramht;
767	struct nouveau_gpuobj *ramfc;
768	struct nouveau_gpuobj *ramro;
769
770	uint32_t ramin_rsvd_vram;
771
772	struct {
773		enum {
774			NOUVEAU_GART_NONE = 0,
775			NOUVEAU_GART_AGP,	/* AGP */
776			NOUVEAU_GART_PDMA,	/* paged dma object */
777			NOUVEAU_GART_HW		/* on-chip gart/vm */
778		} type;
779		uint64_t aper_base;
780		uint64_t aper_size;
781		uint64_t aper_free;
782
783		struct ttm_backend_func *func;
784
785		struct {
786			struct page *page;
787			dma_addr_t   addr;
788		} dummy;
789
790		struct nouveau_gpuobj *sg_ctxdma;
791	} gart_info;
792
793	/* nv10-nv40 tiling regions */
794	struct {
795		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
796		spinlock_t lock;
797	} tile;
798
799	/* VRAM/fb configuration */
800	enum {
801		NV_MEM_TYPE_UNKNOWN = 0,
802		NV_MEM_TYPE_STOLEN,
803		NV_MEM_TYPE_SGRAM,
804		NV_MEM_TYPE_SDRAM,
805		NV_MEM_TYPE_DDR1,
806		NV_MEM_TYPE_DDR2,
807		NV_MEM_TYPE_DDR3,
808		NV_MEM_TYPE_GDDR2,
809		NV_MEM_TYPE_GDDR3,
810		NV_MEM_TYPE_GDDR4,
811		NV_MEM_TYPE_GDDR5
812	} vram_type;
813	uint64_t vram_size;
814	uint64_t vram_sys_base;
815	bool vram_rank_B;
816
817	uint64_t fb_available_size;
818	uint64_t fb_mappable_pages;
819	uint64_t fb_aper_free;
820	int fb_mtrr;
821
822	/* BAR control (NV50-) */
823	struct nouveau_vm *bar1_vm;
824	struct nouveau_vm *bar3_vm;
825
826	/* G8x/G9x virtual address space */
827	struct nouveau_vm *chan_vm;
828
829	struct nvbios vbios;
830	u8 *mxms;
831	struct list_head i2c_ports;
832
833	struct nv04_mode_state mode_reg;
834	struct nv04_mode_state saved_reg;
835	uint32_t saved_vga_font[4][16384];
836	uint32_t crtc_owner;
837	uint32_t dac_users[4];
838
839	struct backlight_device *backlight;
840
841	struct {
842		struct dentry *channel_root;
843	} debugfs;
844
845	struct nouveau_fbdev *nfbdev;
846	struct apertures_struct *apertures;
847};
848
849static inline struct drm_nouveau_private *
850nouveau_private(struct drm_device *dev)
851{
852	return dev->dev_private;
853}
854
855static inline struct drm_nouveau_private *
856nouveau_bdev(struct ttm_bo_device *bd)
857{
858	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
859}
860
861static inline int
862nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
863{
864	struct nouveau_bo *prev;
865
866	if (!pnvbo)
867		return -EINVAL;
868	prev = *pnvbo;
869
870	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
871	if (prev) {
872		struct ttm_buffer_object *bo = &prev->bo;
873
874		ttm_bo_unref(&bo);
875	}
876
877	return 0;
878}
879
880/* nouveau_drv.c */
881extern int nouveau_modeset;
882extern int nouveau_agpmode;
883extern int nouveau_duallink;
884extern int nouveau_uscript_lvds;
885extern int nouveau_uscript_tmds;
886extern int nouveau_vram_pushbuf;
887extern int nouveau_vram_notify;
888extern char *nouveau_vram_type;
889extern int nouveau_fbpercrtc;
890extern int nouveau_tv_disable;
891extern char *nouveau_tv_norm;
892extern int nouveau_reg_debug;
893extern char *nouveau_vbios;
894extern int nouveau_ignorelid;
895extern int nouveau_nofbaccel;
896extern int nouveau_noaccel;
897extern int nouveau_force_post;
898extern int nouveau_override_conntype;
899extern char *nouveau_perflvl;
900extern int nouveau_perflvl_wr;
901extern int nouveau_msi;
902extern int nouveau_ctxfw;
903extern int nouveau_mxmdcb;
904
905extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
906extern int nouveau_pci_resume(struct pci_dev *pdev);
907
908/* nouveau_state.c */
909extern int  nouveau_open(struct drm_device *, struct drm_file *);
910extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
911extern void nouveau_postclose(struct drm_device *, struct drm_file *);
912extern int  nouveau_load(struct drm_device *, unsigned long flags);
913extern int  nouveau_firstopen(struct drm_device *);
914extern void nouveau_lastclose(struct drm_device *);
915extern int  nouveau_unload(struct drm_device *);
916extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
917				   struct drm_file *);
918extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
919				   struct drm_file *);
920extern bool nouveau_wait_eq(struct drm_device *, uint64_t timeout,
921			    uint32_t reg, uint32_t mask, uint32_t val);
922extern bool nouveau_wait_ne(struct drm_device *, uint64_t timeout,
923			    uint32_t reg, uint32_t mask, uint32_t val);
924extern bool nouveau_wait_cb(struct drm_device *, u64 timeout,
925			    bool (*cond)(void *), void *);
926extern bool nouveau_wait_for_idle(struct drm_device *);
927extern int  nouveau_card_init(struct drm_device *);
928
929/* nouveau_mem.c */
930extern int  nouveau_mem_vram_init(struct drm_device *);
931extern void nouveau_mem_vram_fini(struct drm_device *);
932extern int  nouveau_mem_gart_init(struct drm_device *);
933extern void nouveau_mem_gart_fini(struct drm_device *);
934extern int  nouveau_mem_init_agp(struct drm_device *);
935extern int  nouveau_mem_reset_agp(struct drm_device *);
936extern void nouveau_mem_close(struct drm_device *);
937extern bool nouveau_mem_flags_valid(struct drm_device *, u32 tile_flags);
938extern int  nouveau_mem_timing_calc(struct drm_device *, u32 freq,
939				    struct nouveau_pm_memtiming *);
940extern void nouveau_mem_timing_read(struct drm_device *,
941				    struct nouveau_pm_memtiming *);
942extern int nouveau_mem_vbios_type(struct drm_device *);
943extern struct nouveau_tile_reg *nv10_mem_set_tiling(
944	struct drm_device *dev, uint32_t addr, uint32_t size,
945	uint32_t pitch, uint32_t flags);
946extern void nv10_mem_put_tile_region(struct drm_device *dev,
947				     struct nouveau_tile_reg *tile,
948				     struct nouveau_fence *fence);
949extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
950extern const struct ttm_mem_type_manager_func nouveau_gart_manager;
951
952/* nouveau_notifier.c */
953extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
954extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
955extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
956				   int cout, uint32_t start, uint32_t end,
957				   uint32_t *offset);
958extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
959extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
960					 struct drm_file *);
961extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
962					struct drm_file *);
963
964/* nouveau_channel.c */
965extern struct drm_ioctl_desc nouveau_ioctls[];
966extern int nouveau_max_ioctl;
967extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
968extern int  nouveau_channel_alloc(struct drm_device *dev,
969				  struct nouveau_channel **chan,
970				  struct drm_file *file_priv,
971				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
972extern struct nouveau_channel *
973nouveau_channel_get_unlocked(struct nouveau_channel *);
974extern struct nouveau_channel *
975nouveau_channel_get(struct drm_file *, int id);
976extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
977extern void nouveau_channel_put(struct nouveau_channel **);
978extern void nouveau_channel_ref(struct nouveau_channel *chan,
979				struct nouveau_channel **pchan);
980extern void nouveau_channel_idle(struct nouveau_channel *chan);
981
982/* nouveau_object.c */
983#define NVOBJ_ENGINE_ADD(d, e, p) do {                                         \
984	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
985	dev_priv->eng[NVOBJ_ENGINE_##e] = (p);                                 \
986} while (0)
987
988#define NVOBJ_ENGINE_DEL(d, e) do {                                            \
989	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
990	dev_priv->eng[NVOBJ_ENGINE_##e] = NULL;                                \
991} while (0)
992
993#define NVOBJ_CLASS(d, c, e) do {                                              \
994	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
995	if (ret)                                                               \
996		return ret;                                                    \
997} while (0)
998
999#define NVOBJ_MTHD(d, c, m, e) do {                                            \
1000	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
1001	if (ret)                                                               \
1002		return ret;                                                    \
1003} while (0)
1004
1005extern int  nouveau_gpuobj_early_init(struct drm_device *);
1006extern int  nouveau_gpuobj_init(struct drm_device *);
1007extern void nouveau_gpuobj_takedown(struct drm_device *);
1008extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
1009extern void nouveau_gpuobj_resume(struct drm_device *dev);
1010extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
1011extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
1012				    int (*exec)(struct nouveau_channel *,
1013						u32 class, u32 mthd, u32 data));
1014extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
1015extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
1016extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
1017				       uint32_t vram_h, uint32_t tt_h);
1018extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
1019extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
1020			      uint32_t size, int align, uint32_t flags,
1021			      struct nouveau_gpuobj **);
1022extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
1023			       struct nouveau_gpuobj **);
1024extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
1025				   u32 size, u32 flags,
1026				   struct nouveau_gpuobj **);
1027extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
1028				  uint64_t offset, uint64_t size, int access,
1029				  int target, struct nouveau_gpuobj **);
1030extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
1031extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
1032			       u64 size, int target, int access, u32 type,
1033			       u32 comp, struct nouveau_gpuobj **pobj);
1034extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
1035				 int class, u64 base, u64 size, int target,
1036				 int access, u32 type, u32 comp);
1037extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
1038				     struct drm_file *);
1039extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
1040				     struct drm_file *);
1041
1042/* nouveau_irq.c */
1043extern int         nouveau_irq_init(struct drm_device *);
1044extern void        nouveau_irq_fini(struct drm_device *);
1045extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
1046extern void        nouveau_irq_register(struct drm_device *, int status_bit,
1047					void (*)(struct drm_device *));
1048extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
1049extern void        nouveau_irq_preinstall(struct drm_device *);
1050extern int         nouveau_irq_postinstall(struct drm_device *);
1051extern void        nouveau_irq_uninstall(struct drm_device *);
1052
1053/* nouveau_sgdma.c */
1054extern int nouveau_sgdma_init(struct drm_device *);
1055extern void nouveau_sgdma_takedown(struct drm_device *);
1056extern uint32_t nouveau_sgdma_get_physical(struct drm_device *,
1057					   uint32_t offset);
1058extern struct ttm_tt *nouveau_sgdma_create_ttm(struct ttm_bo_device *bdev,
1059					       unsigned long size,
1060					       uint32_t page_flags,
1061					       struct page *dummy_read_page);
1062
1063/* nouveau_debugfs.c */
1064#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
1065extern int  nouveau_debugfs_init(struct drm_minor *);
1066extern void nouveau_debugfs_takedown(struct drm_minor *);
1067extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
1068extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
1069#else
1070static inline int
1071nouveau_debugfs_init(struct drm_minor *minor)
1072{
1073	return 0;
1074}
1075
1076static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
1077{
1078}
1079
1080static inline int
1081nouveau_debugfs_channel_init(struct nouveau_channel *chan)
1082{
1083	return 0;
1084}
1085
1086static inline void
1087nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
1088{
1089}
1090#endif
1091
1092/* nouveau_dma.c */
1093extern void nouveau_dma_init(struct nouveau_channel *);
1094extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
1095
1096/* nouveau_acpi.c */
1097#define ROM_BIOS_PAGE 4096
1098#if defined(CONFIG_ACPI)
1099void nouveau_register_dsm_handler(void);
1100void nouveau_unregister_dsm_handler(void);
1101void nouveau_switcheroo_optimus_dsm(void);
1102int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
1103bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
1104int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
1105#else
1106static inline void nouveau_register_dsm_handler(void) {}
1107static inline void nouveau_unregister_dsm_handler(void) {}
1108static inline void nouveau_switcheroo_optimus_dsm(void) {}
1109static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
1110static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
1111static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
1112#endif
1113
1114/* nouveau_backlight.c */
1115#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
1116extern int nouveau_backlight_init(struct drm_device *);
1117extern void nouveau_backlight_exit(struct drm_device *);
1118#else
1119static inline int nouveau_backlight_init(struct drm_device *dev)
1120{
1121	return 0;
1122}
1123
1124static inline void nouveau_backlight_exit(struct drm_device *dev) { }
1125#endif
1126
1127/* nouveau_bios.c */
1128extern int nouveau_bios_init(struct drm_device *);
1129extern void nouveau_bios_takedown(struct drm_device *dev);
1130extern int nouveau_run_vbios_init(struct drm_device *);
1131extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1132					struct dcb_entry *, int crtc);
1133extern void nouveau_bios_init_exec(struct drm_device *, uint16_t table);
1134extern struct dcb_connector_table_entry *
1135nouveau_bios_connector_entry(struct drm_device *, int index);
1136extern u32 get_pll_register(struct drm_device *, enum pll_types);
1137extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1138			  struct pll_lims *);
1139extern int nouveau_bios_run_display_table(struct drm_device *, u16 id, int clk,
1140					  struct dcb_entry *, int crtc);
1141extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1142extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1143extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1144					 bool *dl, bool *if_is_24bit);
1145extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1146			  int head, int pxclk);
1147extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1148			    enum LVDS_script, int pxclk);
1149bool bios_encoder_match(struct dcb_entry *, u32 hash);
1150
1151/* nouveau_mxm.c */
1152int  nouveau_mxm_init(struct drm_device *dev);
1153void nouveau_mxm_fini(struct drm_device *dev);
1154
1155/* nouveau_ttm.c */
1156int nouveau_ttm_global_init(struct drm_nouveau_private *);
1157void nouveau_ttm_global_release(struct drm_nouveau_private *);
1158int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1159
1160/* nouveau_hdmi.c */
1161void nouveau_hdmi_mode_set(struct drm_encoder *, struct drm_display_mode *);
1162
1163/* nv04_fb.c */
1164extern int  nv04_fb_vram_init(struct drm_device *);
1165extern int  nv04_fb_init(struct drm_device *);
1166extern void nv04_fb_takedown(struct drm_device *);
1167
1168/* nv10_fb.c */
1169extern int  nv10_fb_vram_init(struct drm_device *dev);
1170extern int  nv1a_fb_vram_init(struct drm_device *dev);
1171extern int  nv10_fb_init(struct drm_device *);
1172extern void nv10_fb_takedown(struct drm_device *);
1173extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1174				     uint32_t addr, uint32_t size,
1175				     uint32_t pitch, uint32_t flags);
1176extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1177extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1178
1179/* nv20_fb.c */
1180extern int  nv20_fb_vram_init(struct drm_device *dev);
1181extern int  nv20_fb_init(struct drm_device *);
1182extern void nv20_fb_takedown(struct drm_device *);
1183extern void nv20_fb_init_tile_region(struct drm_device *dev, int i,
1184				     uint32_t addr, uint32_t size,
1185				     uint32_t pitch, uint32_t flags);
1186extern void nv20_fb_set_tile_region(struct drm_device *dev, int i);
1187extern void nv20_fb_free_tile_region(struct drm_device *dev, int i);
1188
1189/* nv30_fb.c */
1190extern int  nv30_fb_init(struct drm_device *);
1191extern void nv30_fb_takedown(struct drm_device *);
1192extern void nv30_fb_init_tile_region(struct drm_device *dev, int i,
1193				     uint32_t addr, uint32_t size,
1194				     uint32_t pitch, uint32_t flags);
1195extern void nv30_fb_free_tile_region(struct drm_device *dev, int i);
1196
1197/* nv40_fb.c */
1198extern int  nv40_fb_vram_init(struct drm_device *dev);
1199extern int  nv40_fb_init(struct drm_device *);
1200extern void nv40_fb_takedown(struct drm_device *);
1201extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1202
1203/* nv50_fb.c */
1204extern int  nv50_fb_init(struct drm_device *);
1205extern void nv50_fb_takedown(struct drm_device *);
1206extern void nv50_fb_vm_trap(struct drm_device *, int display);
1207
1208/* nvc0_fb.c */
1209extern int  nvc0_fb_init(struct drm_device *);
1210extern void nvc0_fb_takedown(struct drm_device *);
1211
1212/* nv04_fifo.c */
1213extern int  nv04_fifo_init(struct drm_device *);
1214extern void nv04_fifo_fini(struct drm_device *);
1215extern void nv04_fifo_disable(struct drm_device *);
1216extern void nv04_fifo_enable(struct drm_device *);
1217extern bool nv04_fifo_reassign(struct drm_device *, bool);
1218extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1219extern int  nv04_fifo_channel_id(struct drm_device *);
1220extern int  nv04_fifo_create_context(struct nouveau_channel *);
1221extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1222extern int  nv04_fifo_load_context(struct nouveau_channel *);
1223extern int  nv04_fifo_unload_context(struct drm_device *);
1224extern void nv04_fifo_isr(struct drm_device *);
1225
1226/* nv10_fifo.c */
1227extern int  nv10_fifo_init(struct drm_device *);
1228extern int  nv10_fifo_channel_id(struct drm_device *);
1229extern int  nv10_fifo_create_context(struct nouveau_channel *);
1230extern int  nv10_fifo_load_context(struct nouveau_channel *);
1231extern int  nv10_fifo_unload_context(struct drm_device *);
1232
1233/* nv40_fifo.c */
1234extern int  nv40_fifo_init(struct drm_device *);
1235extern int  nv40_fifo_create_context(struct nouveau_channel *);
1236extern int  nv40_fifo_load_context(struct nouveau_channel *);
1237extern int  nv40_fifo_unload_context(struct drm_device *);
1238
1239/* nv50_fifo.c */
1240extern int  nv50_fifo_init(struct drm_device *);
1241extern void nv50_fifo_takedown(struct drm_device *);
1242extern int  nv50_fifo_channel_id(struct drm_device *);
1243extern int  nv50_fifo_create_context(struct nouveau_channel *);
1244extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1245extern int  nv50_fifo_load_context(struct nouveau_channel *);
1246extern int  nv50_fifo_unload_context(struct drm_device *);
1247extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1248
1249/* nvc0_fifo.c */
1250extern int  nvc0_fifo_init(struct drm_device *);
1251extern void nvc0_fifo_takedown(struct drm_device *);
1252extern void nvc0_fifo_disable(struct drm_device *);
1253extern void nvc0_fifo_enable(struct drm_device *);
1254extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1255extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1256extern int  nvc0_fifo_channel_id(struct drm_device *);
1257extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1258extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1259extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1260extern int  nvc0_fifo_unload_context(struct drm_device *);
1261
1262/* nv04_graph.c */
1263extern int  nv04_graph_create(struct drm_device *);
1264extern int  nv04_graph_object_new(struct nouveau_channel *, int, u32, u16);
1265extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1266				      u32 class, u32 mthd, u32 data);
1267extern struct nouveau_bitfield nv04_graph_nsource[];
1268
1269/* nv10_graph.c */
1270extern int  nv10_graph_create(struct drm_device *);
1271extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1272extern struct nouveau_bitfield nv10_graph_intr[];
1273extern struct nouveau_bitfield nv10_graph_nstatus[];
1274
1275/* nv20_graph.c */
1276extern int  nv20_graph_create(struct drm_device *);
1277
1278/* nv40_graph.c */
1279extern int  nv40_graph_create(struct drm_device *);
1280extern void nv40_grctx_init(struct nouveau_grctx *);
1281
1282/* nv50_graph.c */
1283extern int  nv50_graph_create(struct drm_device *);
1284extern int  nv50_grctx_init(struct nouveau_grctx *);
1285extern struct nouveau_enum nv50_data_error_names[];
1286extern int  nv50_graph_isr_chid(struct drm_device *dev, u64 inst);
1287
1288/* nvc0_graph.c */
1289extern int  nvc0_graph_create(struct drm_device *);
1290extern int  nvc0_graph_isr_chid(struct drm_device *dev, u64 inst);
1291
1292/* nv84_crypt.c */
1293extern int  nv84_crypt_create(struct drm_device *);
1294
1295/* nv98_crypt.c */
1296extern int  nv98_crypt_create(struct drm_device *dev);
1297
1298/* nva3_copy.c */
1299extern int  nva3_copy_create(struct drm_device *dev);
1300
1301/* nvc0_copy.c */
1302extern int  nvc0_copy_create(struct drm_device *dev, int engine);
1303
1304/* nv31_mpeg.c */
1305extern int  nv31_mpeg_create(struct drm_device *dev);
1306
1307/* nv50_mpeg.c */
1308extern int  nv50_mpeg_create(struct drm_device *dev);
1309
1310/* nv84_bsp.c */
1311/* nv98_bsp.c */
1312extern int  nv84_bsp_create(struct drm_device *dev);
1313
1314/* nv84_vp.c */
1315/* nv98_vp.c */
1316extern int  nv84_vp_create(struct drm_device *dev);
1317
1318/* nv98_ppp.c */
1319extern int  nv98_ppp_create(struct drm_device *dev);
1320
1321/* nv04_instmem.c */
1322extern int  nv04_instmem_init(struct drm_device *);
1323extern void nv04_instmem_takedown(struct drm_device *);
1324extern int  nv04_instmem_suspend(struct drm_device *);
1325extern void nv04_instmem_resume(struct drm_device *);
1326extern int  nv04_instmem_get(struct nouveau_gpuobj *, struct nouveau_channel *,
1327			     u32 size, u32 align);
1328extern void nv04_instmem_put(struct nouveau_gpuobj *);
1329extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1330extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1331extern void nv04_instmem_flush(struct drm_device *);
1332
1333/* nv50_instmem.c */
1334extern int  nv50_instmem_init(struct drm_device *);
1335extern void nv50_instmem_takedown(struct drm_device *);
1336extern int  nv50_instmem_suspend(struct drm_device *);
1337extern void nv50_instmem_resume(struct drm_device *);
1338extern int  nv50_instmem_get(struct nouveau_gpuobj *, struct nouveau_channel *,
1339			     u32 size, u32 align);
1340extern void nv50_instmem_put(struct nouveau_gpuobj *);
1341extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1342extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1343extern void nv50_instmem_flush(struct drm_device *);
1344extern void nv84_instmem_flush(struct drm_device *);
1345
1346/* nvc0_instmem.c */
1347extern int  nvc0_instmem_init(struct drm_device *);
1348extern void nvc0_instmem_takedown(struct drm_device *);
1349extern int  nvc0_instmem_suspend(struct drm_device *);
1350extern void nvc0_instmem_resume(struct drm_device *);
1351
1352/* nv04_mc.c */
1353extern int  nv04_mc_init(struct drm_device *);
1354extern void nv04_mc_takedown(struct drm_device *);
1355
1356/* nv40_mc.c */
1357extern int  nv40_mc_init(struct drm_device *);
1358extern void nv40_mc_takedown(struct drm_device *);
1359
1360/* nv50_mc.c */
1361extern int  nv50_mc_init(struct drm_device *);
1362extern void nv50_mc_takedown(struct drm_device *);
1363
1364/* nv04_timer.c */
1365extern int  nv04_timer_init(struct drm_device *);
1366extern uint64_t nv04_timer_read(struct drm_device *);
1367extern void nv04_timer_takedown(struct drm_device *);
1368
1369extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1370				 unsigned long arg);
1371
1372/* nv04_dac.c */
1373extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1374extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1375extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1376extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1377extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1378
1379/* nv04_dfp.c */
1380extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1381extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1382extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1383			       int head, bool dl);
1384extern void nv04_dfp_disable(struct drm_device *dev, int head);
1385extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1386
1387/* nv04_tv.c */
1388extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1389extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1390
1391/* nv17_tv.c */
1392extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1393
1394/* nv04_display.c */
1395extern int nv04_display_early_init(struct drm_device *);
1396extern void nv04_display_late_takedown(struct drm_device *);
1397extern int nv04_display_create(struct drm_device *);
1398extern void nv04_display_destroy(struct drm_device *);
1399extern int nv04_display_init(struct drm_device *);
1400extern void nv04_display_fini(struct drm_device *);
1401
1402/* nvd0_display.c */
1403extern int nvd0_display_create(struct drm_device *);
1404extern void nvd0_display_destroy(struct drm_device *);
1405extern int nvd0_display_init(struct drm_device *);
1406extern void nvd0_display_fini(struct drm_device *);
1407struct nouveau_bo *nvd0_display_crtc_sema(struct drm_device *, int crtc);
1408void nvd0_display_flip_stop(struct drm_crtc *);
1409int nvd0_display_flip_next(struct drm_crtc *, struct drm_framebuffer *,
1410			   struct nouveau_channel *, u32 swap_interval);
1411
1412/* nv04_crtc.c */
1413extern int nv04_crtc_create(struct drm_device *, int index);
1414
1415/* nouveau_bo.c */
1416extern struct ttm_bo_driver nouveau_bo_driver;
1417extern int nouveau_bo_new(struct drm_device *, int size, int align,
1418			  uint32_t flags, uint32_t tile_mode,
1419			  uint32_t tile_flags, struct nouveau_bo **);
1420extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1421extern int nouveau_bo_unpin(struct nouveau_bo *);
1422extern int nouveau_bo_map(struct nouveau_bo *);
1423extern void nouveau_bo_unmap(struct nouveau_bo *);
1424extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1425				     uint32_t busy);
1426extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1427extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1428extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1429extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1430extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1431extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1432			       bool no_wait_reserve, bool no_wait_gpu);
1433
1434extern struct nouveau_vma *
1435nouveau_bo_vma_find(struct nouveau_bo *, struct nouveau_vm *);
1436extern int  nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *,
1437			       struct nouveau_vma *);
1438extern void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *);
1439
1440/* nouveau_fence.c */
1441struct nouveau_fence;
1442extern int nouveau_fence_init(struct drm_device *);
1443extern void nouveau_fence_fini(struct drm_device *);
1444extern int nouveau_fence_channel_init(struct nouveau_channel *);
1445extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1446extern void nouveau_fence_update(struct nouveau_channel *);
1447extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1448			     bool emit);
1449extern int nouveau_fence_emit(struct nouveau_fence *);
1450extern void nouveau_fence_work(struct nouveau_fence *fence,
1451			       void (*work)(void *priv, bool signalled),
1452			       void *priv);
1453struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1454
1455extern bool __nouveau_fence_signalled(void *obj, void *arg);
1456extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1457extern int __nouveau_fence_flush(void *obj, void *arg);
1458extern void __nouveau_fence_unref(void **obj);
1459extern void *__nouveau_fence_ref(void *obj);
1460
1461static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1462{
1463	return __nouveau_fence_signalled(obj, NULL);
1464}
1465static inline int
1466nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1467{
1468	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1469}
1470extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1471static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1472{
1473	return __nouveau_fence_flush(obj, NULL);
1474}
1475static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1476{
1477	__nouveau_fence_unref((void **)obj);
1478}
1479static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1480{
1481	return __nouveau_fence_ref(obj);
1482}
1483
1484/* nouveau_gem.c */
1485extern int nouveau_gem_new(struct drm_device *, int size, int align,
1486			   uint32_t domain, uint32_t tile_mode,
1487			   uint32_t tile_flags, struct nouveau_bo **);
1488extern int nouveau_gem_object_new(struct drm_gem_object *);
1489extern void nouveau_gem_object_del(struct drm_gem_object *);
1490extern int nouveau_gem_object_open(struct drm_gem_object *, struct drm_file *);
1491extern void nouveau_gem_object_close(struct drm_gem_object *,
1492				     struct drm_file *);
1493extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1494				 struct drm_file *);
1495extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1496				     struct drm_file *);
1497extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1498				      struct drm_file *);
1499extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1500				      struct drm_file *);
1501extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1502				  struct drm_file *);
1503
1504/* nouveau_display.c */
1505int nouveau_display_create(struct drm_device *dev);
1506void nouveau_display_destroy(struct drm_device *dev);
1507int nouveau_display_init(struct drm_device *dev);
1508void nouveau_display_fini(struct drm_device *dev);
1509int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1510void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1511int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1512			   struct drm_pending_vblank_event *event);
1513int nouveau_finish_page_flip(struct nouveau_channel *,
1514			     struct nouveau_page_flip_state *);
1515int nouveau_display_dumb_create(struct drm_file *, struct drm_device *,
1516				struct drm_mode_create_dumb *args);
1517int nouveau_display_dumb_map_offset(struct drm_file *, struct drm_device *,
1518				    uint32_t handle, uint64_t *offset);
1519int nouveau_display_dumb_destroy(struct drm_file *, struct drm_device *,
1520				 uint32_t handle);
1521
1522/* nv10_gpio.c */
1523int nv10_gpio_init(struct drm_device *dev);
1524void nv10_gpio_fini(struct drm_device *dev);
1525int nv10_gpio_drive(struct drm_device *dev, int line, int dir, int out);
1526int nv10_gpio_sense(struct drm_device *dev, int line);
1527void nv10_gpio_irq_enable(struct drm_device *, int line, bool on);
1528
1529/* nv50_gpio.c */
1530int nv50_gpio_init(struct drm_device *dev);
1531void nv50_gpio_fini(struct drm_device *dev);
1532int nv50_gpio_drive(struct drm_device *dev, int line, int dir, int out);
1533int nv50_gpio_sense(struct drm_device *dev, int line);
1534void nv50_gpio_irq_enable(struct drm_device *, int line, bool on);
1535int nvd0_gpio_drive(struct drm_device *dev, int line, int dir, int out);
1536int nvd0_gpio_sense(struct drm_device *dev, int line);
1537
1538/* nv50_calc.c */
1539int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1540		  int *N1, int *M1, int *N2, int *M2, int *P);
1541int nva3_calc_pll(struct drm_device *, struct pll_lims *,
1542		  int clk, int *N, int *fN, int *M, int *P);
1543
1544#ifndef ioread32_native
1545#ifdef __BIG_ENDIAN
1546#define ioread16_native ioread16be
1547#define iowrite16_native iowrite16be
1548#define ioread32_native  ioread32be
1549#define iowrite32_native iowrite32be
1550#else /* def __BIG_ENDIAN */
1551#define ioread16_native ioread16
1552#define iowrite16_native iowrite16
1553#define ioread32_native  ioread32
1554#define iowrite32_native iowrite32
1555#endif /* def __BIG_ENDIAN else */
1556#endif /* !ioread32_native */
1557
1558/* channel control reg access */
1559static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1560{
1561	return ioread32_native(chan->user + reg);
1562}
1563
1564static inline void nvchan_wr32(struct nouveau_channel *chan,
1565							unsigned reg, u32 val)
1566{
1567	iowrite32_native(val, chan->user + reg);
1568}
1569
1570/* register access */
1571static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1572{
1573	struct drm_nouveau_private *dev_priv = dev->dev_private;
1574	return ioread32_native(dev_priv->mmio + reg);
1575}
1576
1577static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1578{
1579	struct drm_nouveau_private *dev_priv = dev->dev_private;
1580	iowrite32_native(val, dev_priv->mmio + reg);
1581}
1582
1583static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1584{
1585	u32 tmp = nv_rd32(dev, reg);
1586	nv_wr32(dev, reg, (tmp & ~mask) | val);
1587	return tmp;
1588}
1589
1590static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1591{
1592	struct drm_nouveau_private *dev_priv = dev->dev_private;
1593	return ioread8(dev_priv->mmio + reg);
1594}
1595
1596static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1597{
1598	struct drm_nouveau_private *dev_priv = dev->dev_private;
1599	iowrite8(val, dev_priv->mmio + reg);
1600}
1601
1602#define nv_wait(dev, reg, mask, val) \
1603	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1604#define nv_wait_ne(dev, reg, mask, val) \
1605	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1606#define nv_wait_cb(dev, func, data) \
1607	nouveau_wait_cb(dev, 2000000000ULL, (func), (data))
1608
1609/* PRAMIN access */
1610static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1611{
1612	struct drm_nouveau_private *dev_priv = dev->dev_private;
1613	return ioread32_native(dev_priv->ramin + offset);
1614}
1615
1616static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1617{
1618	struct drm_nouveau_private *dev_priv = dev->dev_private;
1619	iowrite32_native(val, dev_priv->ramin + offset);
1620}
1621
1622/* object access */
1623extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1624extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1625
1626/*
1627 * Logging
1628 * Argument d is (struct drm_device *).
1629 */
1630#define NV_PRINTK(level, d, fmt, arg...) \
1631	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1632					pci_name(d->pdev), ##arg)
1633#ifndef NV_DEBUG_NOTRACE
1634#define NV_DEBUG(d, fmt, arg...) do {                                          \
1635	if (drm_debug & DRM_UT_DRIVER) {                                       \
1636		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1637			  __LINE__, ##arg);                                    \
1638	}                                                                      \
1639} while (0)
1640#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1641	if (drm_debug & DRM_UT_KMS) {                                          \
1642		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1643			  __LINE__, ##arg);                                    \
1644	}                                                                      \
1645} while (0)
1646#else
1647#define NV_DEBUG(d, fmt, arg...) do {                                          \
1648	if (drm_debug & DRM_UT_DRIVER)                                         \
1649		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1650} while (0)
1651#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1652	if (drm_debug & DRM_UT_KMS)                                            \
1653		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1654} while (0)
1655#endif
1656#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1657#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1658#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1659#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1660#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1661#define NV_WARNONCE(d, fmt, arg...) do {                                       \
1662	static int _warned = 0;                                                \
1663	if (!_warned) {                                                        \
1664		NV_WARN(d, fmt, ##arg);                                        \
1665		_warned = 1;                                                   \
1666	}                                                                      \
1667} while(0)
1668
1669/* nouveau_reg_debug bitmask */
1670enum {
1671	NOUVEAU_REG_DEBUG_MC             = 0x1,
1672	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1673	NOUVEAU_REG_DEBUG_FB             = 0x4,
1674	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1675	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1676	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1677	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1678	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1679	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1680	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1681	NOUVEAU_REG_DEBUG_AUXCH          = 0x400
1682};
1683
1684#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1685	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1686		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1687} while (0)
1688
1689static inline bool
1690nv_two_heads(struct drm_device *dev)
1691{
1692	struct drm_nouveau_private *dev_priv = dev->dev_private;
1693	const int impl = dev->pci_device & 0x0ff0;
1694
1695	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1696	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1697		return true;
1698
1699	return false;
1700}
1701
1702static inline bool
1703nv_gf4_disp_arch(struct drm_device *dev)
1704{
1705	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1706}
1707
1708static inline bool
1709nv_two_reg_pll(struct drm_device *dev)
1710{
1711	struct drm_nouveau_private *dev_priv = dev->dev_private;
1712	const int impl = dev->pci_device & 0x0ff0;
1713
1714	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1715		return true;
1716	return false;
1717}
1718
1719static inline bool
1720nv_match_device(struct drm_device *dev, unsigned device,
1721		unsigned sub_vendor, unsigned sub_device)
1722{
1723	return dev->pdev->device == device &&
1724		dev->pdev->subsystem_vendor == sub_vendor &&
1725		dev->pdev->subsystem_device == sub_device;
1726}
1727
1728static inline void *
1729nv_engine(struct drm_device *dev, int engine)
1730{
1731	struct drm_nouveau_private *dev_priv = dev->dev_private;
1732	return (void *)dev_priv->eng[engine];
1733}
1734
1735/* returns 1 if device is one of the nv4x using the 0x4497 object class,
1736 * helpful to determine a number of other hardware features
1737 */
1738static inline int
1739nv44_graph_class(struct drm_device *dev)
1740{
1741	struct drm_nouveau_private *dev_priv = dev->dev_private;
1742
1743	if ((dev_priv->chipset & 0xf0) == 0x60)
1744		return 1;
1745
1746	return !(0x0baf & (1 << (dev_priv->chipset & 0x0f)));
1747}
1748
1749/* memory type/access flags, do not match hardware values */
1750#define NV_MEM_ACCESS_RO  1
1751#define NV_MEM_ACCESS_WO  2
1752#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1753#define NV_MEM_ACCESS_SYS 4
1754#define NV_MEM_ACCESS_VM  8
1755#define NV_MEM_ACCESS_NOSNOOP 16
1756
1757#define NV_MEM_TARGET_VRAM        0
1758#define NV_MEM_TARGET_PCI         1
1759#define NV_MEM_TARGET_PCI_NOSNOOP 2
1760#define NV_MEM_TARGET_VM          3
1761#define NV_MEM_TARGET_GART        4
1762
1763#define NV_MEM_TYPE_VM 0x7f
1764#define NV_MEM_COMP_VM 0x03
1765
1766/* FIFO methods */
1767#define NV01_SUBCHAN_OBJECT                                          0x00000000
1768#define NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH                          0x00000010
1769#define NV84_SUBCHAN_SEMAPHORE_ADDRESS_LOW                           0x00000014
1770#define NV84_SUBCHAN_SEMAPHORE_SEQUENCE                              0x00000018
1771#define NV84_SUBCHAN_SEMAPHORE_TRIGGER                               0x0000001c
1772#define NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL                 0x00000001
1773#define NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG                    0x00000002
1774#define NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_GEQUAL                0x00000004
1775#define NV84_SUBCHAN_NOTIFY_INTR                                     0x00000020
1776#define NV84_SUBCHAN_WRCACHE_FLUSH                                   0x00000024
1777#define NV10_SUBCHAN_REF_CNT                                         0x00000050
1778#define NVSW_SUBCHAN_PAGE_FLIP                                       0x00000054
1779#define NV11_SUBCHAN_DMA_SEMAPHORE                                   0x00000060
1780#define NV11_SUBCHAN_SEMAPHORE_OFFSET                                0x00000064
1781#define NV11_SUBCHAN_SEMAPHORE_ACQUIRE                               0x00000068
1782#define NV11_SUBCHAN_SEMAPHORE_RELEASE                               0x0000006c
1783#define NV40_SUBCHAN_YIELD                                           0x00000080
1784
1785/* NV_SW object class */
1786#define NV_SW                                                        0x0000506e
1787#define NV_SW_DMA_VBLSEM                                             0x0000018c
1788#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1789#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1790#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1791#define NV_SW_PAGE_FLIP                                              0x00000500
1792
1793#endif /* __NOUVEAU_DRV_H__ */
1794