nouveau_drv.h revision 25c53c1068a804c6b51f86e937cebab6274dc056
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		"dri-devel@lists.sourceforge.net"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20090420"
34
35#define DRIVER_MAJOR		0
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	16
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 nouveau_channel *channel;
117
118	struct list_head vma_list;
119	unsigned page_shift;
120
121	uint32_t tile_mode;
122	uint32_t tile_flags;
123	struct nouveau_tile_reg *tile;
124
125	struct drm_gem_object *gem;
126	int pin_refcnt;
127};
128
129#define nouveau_bo_tile_layout(nvbo)				\
130	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
131
132static inline struct nouveau_bo *
133nouveau_bo(struct ttm_buffer_object *bo)
134{
135	return container_of(bo, struct nouveau_bo, bo);
136}
137
138static inline struct nouveau_bo *
139nouveau_gem_object(struct drm_gem_object *gem)
140{
141	return gem ? gem->driver_private : NULL;
142}
143
144/* TODO: submit equivalent to TTM generic API upstream? */
145static inline void __iomem *
146nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
147{
148	bool is_iomem;
149	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
150						&nvbo->kmap, &is_iomem);
151	WARN_ON_ONCE(ioptr && !is_iomem);
152	return ioptr;
153}
154
155enum nouveau_flags {
156	NV_NFORCE   = 0x10000000,
157	NV_NFORCE2  = 0x20000000
158};
159
160#define NVOBJ_ENGINE_SW		0
161#define NVOBJ_ENGINE_GR		1
162#define NVOBJ_ENGINE_CRYPT	2
163#define NVOBJ_ENGINE_COPY0	3
164#define NVOBJ_ENGINE_COPY1	4
165#define NVOBJ_ENGINE_MPEG	5
166#define NVOBJ_ENGINE_PPP	NVOBJ_ENGINE_MPEG
167#define NVOBJ_ENGINE_BSP	6
168#define NVOBJ_ENGINE_VP		7
169#define NVOBJ_ENGINE_DISPLAY	15
170#define NVOBJ_ENGINE_NR		16
171
172#define NVOBJ_FLAG_DONT_MAP             (1 << 0)
173#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
174#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
175#define NVOBJ_FLAG_VM			(1 << 3)
176#define NVOBJ_FLAG_VM_USER		(1 << 4)
177
178#define NVOBJ_CINST_GLOBAL	0xdeadbeef
179
180struct nouveau_gpuobj {
181	struct drm_device *dev;
182	struct kref refcount;
183	struct list_head list;
184
185	void *node;
186	u32 *suspend;
187
188	uint32_t flags;
189
190	u32 size;
191	u32 pinst;	/* PRAMIN BAR offset */
192	u32 cinst;	/* Channel offset */
193	u64 vinst;	/* VRAM address */
194	u64 linst;	/* VM address */
195
196	uint32_t engine;
197	uint32_t class;
198
199	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
200	void *priv;
201};
202
203struct nouveau_page_flip_state {
204	struct list_head head;
205	struct drm_pending_vblank_event *event;
206	int crtc, bpp, pitch, x, y;
207	uint64_t offset;
208};
209
210enum nouveau_channel_mutex_class {
211	NOUVEAU_UCHANNEL_MUTEX,
212	NOUVEAU_KCHANNEL_MUTEX
213};
214
215struct nouveau_channel {
216	struct drm_device *dev;
217	struct list_head list;
218	int id;
219
220	/* references to the channel data structure */
221	struct kref ref;
222	/* users of the hardware channel resources, the hardware
223	 * context will be kicked off when it reaches zero. */
224	atomic_t users;
225	struct mutex mutex;
226
227	/* owner of this fifo */
228	struct drm_file *file_priv;
229	/* mapping of the fifo itself */
230	struct drm_local_map *map;
231
232	/* mapping of the regs controlling the fifo */
233	void __iomem *user;
234	uint32_t user_get;
235	uint32_t user_get_hi;
236	uint32_t user_put;
237
238	/* Fencing */
239	struct {
240		/* lock protects the pending list only */
241		spinlock_t lock;
242		struct list_head pending;
243		uint32_t sequence;
244		uint32_t sequence_ack;
245		atomic_t last_sequence_irq;
246		struct nouveau_vma vma;
247	} fence;
248
249	/* DMA push buffer */
250	struct nouveau_gpuobj *pushbuf;
251	struct nouveau_bo     *pushbuf_bo;
252	struct nouveau_vma     pushbuf_vma;
253	uint64_t               pushbuf_base;
254
255	/* Notifier memory */
256	struct nouveau_bo *notifier_bo;
257	struct nouveau_vma notifier_vma;
258	struct drm_mm notifier_heap;
259
260	/* PFIFO context */
261	struct nouveau_gpuobj *ramfc;
262	struct nouveau_gpuobj *cache;
263	void *fifo_priv;
264
265	/* Execution engine contexts */
266	void *engctx[NVOBJ_ENGINE_NR];
267
268	/* NV50 VM */
269	struct nouveau_vm     *vm;
270	struct nouveau_gpuobj *vm_pd;
271
272	/* Objects */
273	struct nouveau_gpuobj *ramin; /* Private instmem */
274	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
275	struct nouveau_ramht  *ramht; /* Hash table */
276
277	/* GPU object info for stuff used in-kernel (mm_enabled) */
278	uint32_t m2mf_ntfy;
279	uint32_t vram_handle;
280	uint32_t gart_handle;
281	bool accel_done;
282
283	/* Push buffer state (only for drm's channel on !mm_enabled) */
284	struct {
285		int max;
286		int free;
287		int cur;
288		int put;
289		/* access via pushbuf_bo */
290
291		int ib_base;
292		int ib_max;
293		int ib_free;
294		int ib_put;
295	} dma;
296
297	uint32_t sw_subchannel[8];
298
299	struct nouveau_vma dispc_vma[2];
300	struct {
301		struct nouveau_gpuobj *vblsem;
302		uint32_t vblsem_head;
303		uint32_t vblsem_offset;
304		uint32_t vblsem_rval;
305		struct list_head vbl_wait;
306		struct list_head flip;
307	} nvsw;
308
309	struct {
310		bool active;
311		char name[32];
312		struct drm_info_list info;
313	} debugfs;
314};
315
316struct nouveau_exec_engine {
317	void (*destroy)(struct drm_device *, int engine);
318	int  (*init)(struct drm_device *, int engine);
319	int  (*fini)(struct drm_device *, int engine, bool suspend);
320	int  (*context_new)(struct nouveau_channel *, int engine);
321	void (*context_del)(struct nouveau_channel *, int engine);
322	int  (*object_new)(struct nouveau_channel *, int engine,
323			   u32 handle, u16 class);
324	void (*set_tile_region)(struct drm_device *dev, int i);
325	void (*tlb_flush)(struct drm_device *, int engine);
326};
327
328struct nouveau_instmem_engine {
329	void	*priv;
330
331	int	(*init)(struct drm_device *dev);
332	void	(*takedown)(struct drm_device *dev);
333	int	(*suspend)(struct drm_device *dev);
334	void	(*resume)(struct drm_device *dev);
335
336	int	(*get)(struct nouveau_gpuobj *, struct nouveau_channel *,
337		       u32 size, u32 align);
338	void	(*put)(struct nouveau_gpuobj *);
339	int	(*map)(struct nouveau_gpuobj *);
340	void	(*unmap)(struct nouveau_gpuobj *);
341
342	void	(*flush)(struct drm_device *);
343};
344
345struct nouveau_mc_engine {
346	int  (*init)(struct drm_device *dev);
347	void (*takedown)(struct drm_device *dev);
348};
349
350struct nouveau_timer_engine {
351	int      (*init)(struct drm_device *dev);
352	void     (*takedown)(struct drm_device *dev);
353	uint64_t (*read)(struct drm_device *dev);
354};
355
356struct nouveau_fb_engine {
357	int num_tiles;
358	struct drm_mm tag_heap;
359	void *priv;
360
361	int  (*init)(struct drm_device *dev);
362	void (*takedown)(struct drm_device *dev);
363
364	void (*init_tile_region)(struct drm_device *dev, int i,
365				 uint32_t addr, uint32_t size,
366				 uint32_t pitch, uint32_t flags);
367	void (*set_tile_region)(struct drm_device *dev, int i);
368	void (*free_tile_region)(struct drm_device *dev, int i);
369};
370
371struct nouveau_fifo_engine {
372	void *priv;
373	int  channels;
374
375	struct nouveau_gpuobj *playlist[2];
376	int cur_playlist;
377
378	int  (*init)(struct drm_device *);
379	void (*takedown)(struct drm_device *);
380
381	void (*disable)(struct drm_device *);
382	void (*enable)(struct drm_device *);
383	bool (*reassign)(struct drm_device *, bool enable);
384	bool (*cache_pull)(struct drm_device *dev, bool enable);
385
386	int  (*channel_id)(struct drm_device *);
387
388	int  (*create_context)(struct nouveau_channel *);
389	void (*destroy_context)(struct nouveau_channel *);
390	int  (*load_context)(struct nouveau_channel *);
391	int  (*unload_context)(struct drm_device *);
392	void (*tlb_flush)(struct drm_device *dev);
393};
394
395struct nouveau_display_engine {
396	void *priv;
397	int (*early_init)(struct drm_device *);
398	void (*late_takedown)(struct drm_device *);
399	int (*create)(struct drm_device *);
400	void (*destroy)(struct drm_device *);
401	int (*init)(struct drm_device *);
402	void (*fini)(struct drm_device *);
403
404	struct drm_property *dithering_mode;
405	struct drm_property *dithering_depth;
406	struct drm_property *underscan_property;
407	struct drm_property *underscan_hborder_property;
408	struct drm_property *underscan_vborder_property;
409};
410
411struct nouveau_gpio_engine {
412	spinlock_t lock;
413	struct list_head isr;
414	int (*init)(struct drm_device *);
415	void (*fini)(struct drm_device *);
416	int (*drive)(struct drm_device *, int line, int dir, int out);
417	int (*sense)(struct drm_device *, int line);
418	void (*irq_enable)(struct drm_device *, int line, bool);
419};
420
421struct nouveau_pm_voltage_level {
422	u32 voltage; /* microvolts */
423	u8  vid;
424};
425
426struct nouveau_pm_voltage {
427	bool supported;
428	u8 version;
429	u8 vid_mask;
430
431	struct nouveau_pm_voltage_level *level;
432	int nr_level;
433};
434
435/* Exclusive upper limits */
436#define NV_MEM_CL_DDR2_MAX 8
437#define NV_MEM_WR_DDR2_MAX 9
438#define NV_MEM_CL_DDR3_MAX 17
439#define NV_MEM_WR_DDR3_MAX 17
440#define NV_MEM_CL_GDDR3_MAX 16
441#define NV_MEM_WR_GDDR3_MAX 18
442#define NV_MEM_CL_GDDR5_MAX 21
443#define NV_MEM_WR_GDDR5_MAX 20
444
445struct nouveau_pm_memtiming {
446	int id;
447
448	u32 reg[9];
449	u32 mr[4];
450
451	u8 tCWL;
452
453	u8 odt;
454	u8 drive_strength;
455};
456
457struct nouveau_pm_tbl_header {
458	u8 version;
459	u8 header_len;
460	u8 entry_cnt;
461	u8 entry_len;
462};
463
464struct nouveau_pm_tbl_entry {
465	u8 tWR;
466	u8 tWTR;
467	u8 tCL;
468	u8 tRC;
469	u8 empty_4;
470	u8 tRFC;	/* Byte 5 */
471	u8 empty_6;
472	u8 tRAS;	/* Byte 7 */
473	u8 empty_8;
474	u8 tRP;		/* Byte 9 */
475	u8 tRCDRD;
476	u8 tRCDWR;
477	u8 tRRD;
478	u8 tUNK_13;
479	u8 RAM_FT1;		/* 14, a bitmask of random RAM features */
480	u8 empty_15;
481	u8 tUNK_16;
482	u8 empty_17;
483	u8 tUNK_18;
484	u8 tCWL;
485	u8 tUNK_20, tUNK_21;
486};
487
488struct nouveau_pm_profile;
489struct nouveau_pm_profile_func {
490	void (*destroy)(struct nouveau_pm_profile *);
491	void (*init)(struct nouveau_pm_profile *);
492	void (*fini)(struct nouveau_pm_profile *);
493	struct nouveau_pm_level *(*select)(struct nouveau_pm_profile *);
494};
495
496struct nouveau_pm_profile {
497	const struct nouveau_pm_profile_func *func;
498	struct list_head head;
499	char name[8];
500};
501
502#define NOUVEAU_PM_MAX_LEVEL 8
503struct nouveau_pm_level {
504	struct nouveau_pm_profile profile;
505	struct device_attribute dev_attr;
506	char name[32];
507	int id;
508
509	struct nouveau_pm_memtiming timing;
510	u32 memory;
511	u16 memscript;
512
513	u32 core;
514	u32 shader;
515	u32 rop;
516	u32 copy;
517	u32 daemon;
518	u32 vdec;
519	u32 dom6;
520	u32 unka0;	/* nva3:nvc0 */
521	u32 hub01;	/* nvc0- */
522	u32 hub06;	/* nvc0- */
523	u32 hub07;	/* nvc0- */
524
525	u32 volt_min; /* microvolts */
526	u32 volt_max;
527	u8  fanspeed;
528};
529
530struct nouveau_pm_temp_sensor_constants {
531	u16 offset_constant;
532	s16 offset_mult;
533	s16 offset_div;
534	s16 slope_mult;
535	s16 slope_div;
536};
537
538struct nouveau_pm_threshold_temp {
539	s16 critical;
540	s16 down_clock;
541	s16 fan_boost;
542};
543
544struct nouveau_pm_fan {
545	u32 percent;
546	u32 min_duty;
547	u32 max_duty;
548	u32 pwm_freq;
549	u32 pwm_divisor;
550};
551
552struct nouveau_pm_engine {
553	struct nouveau_pm_voltage voltage;
554	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
555	int nr_perflvl;
556	struct nouveau_pm_temp_sensor_constants sensor_constants;
557	struct nouveau_pm_threshold_temp threshold_temp;
558	struct nouveau_pm_fan fan;
559
560	struct nouveau_pm_profile *profile_ac;
561	struct nouveau_pm_profile *profile_dc;
562	struct nouveau_pm_profile *profile;
563	struct list_head profiles;
564
565	struct nouveau_pm_level boot;
566	struct nouveau_pm_level *cur;
567
568	struct device *hwmon;
569	struct notifier_block acpi_nb;
570
571	int  (*clocks_get)(struct drm_device *, struct nouveau_pm_level *);
572	void *(*clocks_pre)(struct drm_device *, struct nouveau_pm_level *);
573	int (*clocks_set)(struct drm_device *, void *);
574
575	int (*voltage_get)(struct drm_device *);
576	int (*voltage_set)(struct drm_device *, int voltage);
577	int (*pwm_get)(struct drm_device *, int line, u32*, u32*);
578	int (*pwm_set)(struct drm_device *, int line, u32, u32);
579	int (*temp_get)(struct drm_device *);
580};
581
582struct nouveau_vram_engine {
583	struct nouveau_mm mm;
584
585	int  (*init)(struct drm_device *);
586	void (*takedown)(struct drm_device *dev);
587	int  (*get)(struct drm_device *, u64, u32 align, u32 size_nc,
588		    u32 type, struct nouveau_mem **);
589	void (*put)(struct drm_device *, struct nouveau_mem **);
590
591	bool (*flags_valid)(struct drm_device *, u32 tile_flags);
592};
593
594struct nouveau_engine {
595	struct nouveau_instmem_engine instmem;
596	struct nouveau_mc_engine      mc;
597	struct nouveau_timer_engine   timer;
598	struct nouveau_fb_engine      fb;
599	struct nouveau_fifo_engine    fifo;
600	struct nouveau_display_engine display;
601	struct nouveau_gpio_engine    gpio;
602	struct nouveau_pm_engine      pm;
603	struct nouveau_vram_engine    vram;
604};
605
606struct nouveau_pll_vals {
607	union {
608		struct {
609#ifdef __BIG_ENDIAN
610			uint8_t N1, M1, N2, M2;
611#else
612			uint8_t M1, N1, M2, N2;
613#endif
614		};
615		struct {
616			uint16_t NM1, NM2;
617		} __attribute__((packed));
618	};
619	int log2P;
620
621	int refclk;
622};
623
624enum nv04_fp_display_regs {
625	FP_DISPLAY_END,
626	FP_TOTAL,
627	FP_CRTC,
628	FP_SYNC_START,
629	FP_SYNC_END,
630	FP_VALID_START,
631	FP_VALID_END
632};
633
634struct nv04_crtc_reg {
635	unsigned char MiscOutReg;
636	uint8_t CRTC[0xa0];
637	uint8_t CR58[0x10];
638	uint8_t Sequencer[5];
639	uint8_t Graphics[9];
640	uint8_t Attribute[21];
641	unsigned char DAC[768];
642
643	/* PCRTC regs */
644	uint32_t fb_start;
645	uint32_t crtc_cfg;
646	uint32_t cursor_cfg;
647	uint32_t gpio_ext;
648	uint32_t crtc_830;
649	uint32_t crtc_834;
650	uint32_t crtc_850;
651	uint32_t crtc_eng_ctrl;
652
653	/* PRAMDAC regs */
654	uint32_t nv10_cursync;
655	struct nouveau_pll_vals pllvals;
656	uint32_t ramdac_gen_ctrl;
657	uint32_t ramdac_630;
658	uint32_t ramdac_634;
659	uint32_t tv_setup;
660	uint32_t tv_vtotal;
661	uint32_t tv_vskew;
662	uint32_t tv_vsync_delay;
663	uint32_t tv_htotal;
664	uint32_t tv_hskew;
665	uint32_t tv_hsync_delay;
666	uint32_t tv_hsync_delay2;
667	uint32_t fp_horiz_regs[7];
668	uint32_t fp_vert_regs[7];
669	uint32_t dither;
670	uint32_t fp_control;
671	uint32_t dither_regs[6];
672	uint32_t fp_debug_0;
673	uint32_t fp_debug_1;
674	uint32_t fp_debug_2;
675	uint32_t fp_margin_color;
676	uint32_t ramdac_8c0;
677	uint32_t ramdac_a20;
678	uint32_t ramdac_a24;
679	uint32_t ramdac_a34;
680	uint32_t ctv_regs[38];
681};
682
683struct nv04_output_reg {
684	uint32_t output;
685	int head;
686};
687
688struct nv04_mode_state {
689	struct nv04_crtc_reg crtc_reg[2];
690	uint32_t pllsel;
691	uint32_t sel_clk;
692};
693
694enum nouveau_card_type {
695	NV_04      = 0x00,
696	NV_10      = 0x10,
697	NV_20      = 0x20,
698	NV_30      = 0x30,
699	NV_40      = 0x40,
700	NV_50      = 0x50,
701	NV_C0      = 0xc0,
702	NV_D0      = 0xd0
703};
704
705struct drm_nouveau_private {
706	struct drm_device *dev;
707	bool noaccel;
708
709	/* the card type, takes NV_* as values */
710	enum nouveau_card_type card_type;
711	/* exact chipset, derived from NV_PMC_BOOT_0 */
712	int chipset;
713	int flags;
714	u32 crystal;
715
716	void __iomem *mmio;
717
718	spinlock_t ramin_lock;
719	void __iomem *ramin;
720	u32 ramin_size;
721	u32 ramin_base;
722	bool ramin_available;
723	struct drm_mm ramin_heap;
724	struct nouveau_exec_engine *eng[NVOBJ_ENGINE_NR];
725	struct list_head gpuobj_list;
726	struct list_head classes;
727
728	struct nouveau_bo *vga_ram;
729
730	/* interrupt handling */
731	void (*irq_handler[32])(struct drm_device *);
732	bool msi_enabled;
733
734	struct list_head vbl_waiting;
735
736	struct {
737		struct drm_global_reference mem_global_ref;
738		struct ttm_bo_global_ref bo_global_ref;
739		struct ttm_bo_device bdev;
740		atomic_t validate_sequence;
741	} ttm;
742
743	struct {
744		spinlock_t lock;
745		struct drm_mm heap;
746		struct nouveau_bo *bo;
747	} fence;
748
749	struct {
750		spinlock_t lock;
751		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
752	} channels;
753
754	struct nouveau_engine engine;
755	struct nouveau_channel *channel;
756
757	/* For PFIFO and PGRAPH. */
758	spinlock_t context_switch_lock;
759
760	/* VM/PRAMIN flush, legacy PRAMIN aperture */
761	spinlock_t vm_lock;
762
763	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
764	struct nouveau_ramht  *ramht;
765	struct nouveau_gpuobj *ramfc;
766	struct nouveau_gpuobj *ramro;
767
768	uint32_t ramin_rsvd_vram;
769
770	struct {
771		enum {
772			NOUVEAU_GART_NONE = 0,
773			NOUVEAU_GART_AGP,	/* AGP */
774			NOUVEAU_GART_PDMA,	/* paged dma object */
775			NOUVEAU_GART_HW		/* on-chip gart/vm */
776		} type;
777		uint64_t aper_base;
778		uint64_t aper_size;
779		uint64_t aper_free;
780
781		struct ttm_backend_func *func;
782
783		struct {
784			struct page *page;
785			dma_addr_t   addr;
786		} dummy;
787
788		struct nouveau_gpuobj *sg_ctxdma;
789	} gart_info;
790
791	/* nv10-nv40 tiling regions */
792	struct {
793		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
794		spinlock_t lock;
795	} tile;
796
797	/* VRAM/fb configuration */
798	enum {
799		NV_MEM_TYPE_UNKNOWN = 0,
800		NV_MEM_TYPE_STOLEN,
801		NV_MEM_TYPE_SGRAM,
802		NV_MEM_TYPE_SDRAM,
803		NV_MEM_TYPE_DDR1,
804		NV_MEM_TYPE_DDR2,
805		NV_MEM_TYPE_DDR3,
806		NV_MEM_TYPE_GDDR2,
807		NV_MEM_TYPE_GDDR3,
808		NV_MEM_TYPE_GDDR4,
809		NV_MEM_TYPE_GDDR5
810	} vram_type;
811	uint64_t vram_size;
812	uint64_t vram_sys_base;
813	bool vram_rank_B;
814
815	uint64_t fb_available_size;
816	uint64_t fb_mappable_pages;
817	uint64_t fb_aper_free;
818	int fb_mtrr;
819
820	/* BAR control (NV50-) */
821	struct nouveau_vm *bar1_vm;
822	struct nouveau_vm *bar3_vm;
823
824	/* G8x/G9x virtual address space */
825	struct nouveau_vm *chan_vm;
826
827	struct nvbios vbios;
828	u8 *mxms;
829	struct list_head i2c_ports;
830
831	struct nv04_mode_state mode_reg;
832	struct nv04_mode_state saved_reg;
833	uint32_t saved_vga_font[4][16384];
834	uint32_t crtc_owner;
835	uint32_t dac_users[4];
836
837	struct backlight_device *backlight;
838
839	struct {
840		struct dentry *channel_root;
841	} debugfs;
842
843	struct nouveau_fbdev *nfbdev;
844	struct apertures_struct *apertures;
845};
846
847static inline struct drm_nouveau_private *
848nouveau_private(struct drm_device *dev)
849{
850	return dev->dev_private;
851}
852
853static inline struct drm_nouveau_private *
854nouveau_bdev(struct ttm_bo_device *bd)
855{
856	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
857}
858
859static inline int
860nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
861{
862	struct nouveau_bo *prev;
863
864	if (!pnvbo)
865		return -EINVAL;
866	prev = *pnvbo;
867
868	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
869	if (prev) {
870		struct ttm_buffer_object *bo = &prev->bo;
871
872		ttm_bo_unref(&bo);
873	}
874
875	return 0;
876}
877
878/* nouveau_drv.c */
879extern int nouveau_modeset;
880extern int nouveau_agpmode;
881extern int nouveau_duallink;
882extern int nouveau_uscript_lvds;
883extern int nouveau_uscript_tmds;
884extern int nouveau_vram_pushbuf;
885extern int nouveau_vram_notify;
886extern char *nouveau_vram_type;
887extern int nouveau_fbpercrtc;
888extern int nouveau_tv_disable;
889extern char *nouveau_tv_norm;
890extern int nouveau_reg_debug;
891extern char *nouveau_vbios;
892extern int nouveau_ignorelid;
893extern int nouveau_nofbaccel;
894extern int nouveau_noaccel;
895extern int nouveau_force_post;
896extern int nouveau_override_conntype;
897extern char *nouveau_perflvl;
898extern int nouveau_perflvl_wr;
899extern int nouveau_msi;
900extern int nouveau_ctxfw;
901extern int nouveau_mxmdcb;
902
903extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
904extern int nouveau_pci_resume(struct pci_dev *pdev);
905
906/* nouveau_state.c */
907extern int  nouveau_open(struct drm_device *, struct drm_file *);
908extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
909extern void nouveau_postclose(struct drm_device *, struct drm_file *);
910extern int  nouveau_load(struct drm_device *, unsigned long flags);
911extern int  nouveau_firstopen(struct drm_device *);
912extern void nouveau_lastclose(struct drm_device *);
913extern int  nouveau_unload(struct drm_device *);
914extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
915				   struct drm_file *);
916extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
917				   struct drm_file *);
918extern bool nouveau_wait_eq(struct drm_device *, uint64_t timeout,
919			    uint32_t reg, uint32_t mask, uint32_t val);
920extern bool nouveau_wait_ne(struct drm_device *, uint64_t timeout,
921			    uint32_t reg, uint32_t mask, uint32_t val);
922extern bool nouveau_wait_cb(struct drm_device *, u64 timeout,
923			    bool (*cond)(void *), void *);
924extern bool nouveau_wait_for_idle(struct drm_device *);
925extern int  nouveau_card_init(struct drm_device *);
926
927/* nouveau_mem.c */
928extern int  nouveau_mem_vram_init(struct drm_device *);
929extern void nouveau_mem_vram_fini(struct drm_device *);
930extern int  nouveau_mem_gart_init(struct drm_device *);
931extern void nouveau_mem_gart_fini(struct drm_device *);
932extern int  nouveau_mem_init_agp(struct drm_device *);
933extern int  nouveau_mem_reset_agp(struct drm_device *);
934extern void nouveau_mem_close(struct drm_device *);
935extern bool nouveau_mem_flags_valid(struct drm_device *, u32 tile_flags);
936extern int  nouveau_mem_timing_calc(struct drm_device *, u32 freq,
937				    struct nouveau_pm_memtiming *);
938extern void nouveau_mem_timing_read(struct drm_device *,
939				    struct nouveau_pm_memtiming *);
940extern int nouveau_mem_vbios_type(struct drm_device *);
941extern struct nouveau_tile_reg *nv10_mem_set_tiling(
942	struct drm_device *dev, uint32_t addr, uint32_t size,
943	uint32_t pitch, uint32_t flags);
944extern void nv10_mem_put_tile_region(struct drm_device *dev,
945				     struct nouveau_tile_reg *tile,
946				     struct nouveau_fence *fence);
947extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
948extern const struct ttm_mem_type_manager_func nouveau_gart_manager;
949
950/* nouveau_notifier.c */
951extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
952extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
953extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
954				   int cout, uint32_t start, uint32_t end,
955				   uint32_t *offset);
956extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
957extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
958					 struct drm_file *);
959extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
960					struct drm_file *);
961
962/* nouveau_channel.c */
963extern struct drm_ioctl_desc nouveau_ioctls[];
964extern int nouveau_max_ioctl;
965extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
966extern int  nouveau_channel_alloc(struct drm_device *dev,
967				  struct nouveau_channel **chan,
968				  struct drm_file *file_priv,
969				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
970extern struct nouveau_channel *
971nouveau_channel_get_unlocked(struct nouveau_channel *);
972extern struct nouveau_channel *
973nouveau_channel_get(struct drm_file *, int id);
974extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
975extern void nouveau_channel_put(struct nouveau_channel **);
976extern void nouveau_channel_ref(struct nouveau_channel *chan,
977				struct nouveau_channel **pchan);
978extern void nouveau_channel_idle(struct nouveau_channel *chan);
979
980/* nouveau_object.c */
981#define NVOBJ_ENGINE_ADD(d, e, p) do {                                         \
982	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
983	dev_priv->eng[NVOBJ_ENGINE_##e] = (p);                                 \
984} while (0)
985
986#define NVOBJ_ENGINE_DEL(d, e) do {                                            \
987	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
988	dev_priv->eng[NVOBJ_ENGINE_##e] = NULL;                                \
989} while (0)
990
991#define NVOBJ_CLASS(d, c, e) do {                                              \
992	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
993	if (ret)                                                               \
994		return ret;                                                    \
995} while (0)
996
997#define NVOBJ_MTHD(d, c, m, e) do {                                            \
998	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
999	if (ret)                                                               \
1000		return ret;                                                    \
1001} while (0)
1002
1003extern int  nouveau_gpuobj_early_init(struct drm_device *);
1004extern int  nouveau_gpuobj_init(struct drm_device *);
1005extern void nouveau_gpuobj_takedown(struct drm_device *);
1006extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
1007extern void nouveau_gpuobj_resume(struct drm_device *dev);
1008extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
1009extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
1010				    int (*exec)(struct nouveau_channel *,
1011						u32 class, u32 mthd, u32 data));
1012extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
1013extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
1014extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
1015				       uint32_t vram_h, uint32_t tt_h);
1016extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
1017extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
1018			      uint32_t size, int align, uint32_t flags,
1019			      struct nouveau_gpuobj **);
1020extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
1021			       struct nouveau_gpuobj **);
1022extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
1023				   u32 size, u32 flags,
1024				   struct nouveau_gpuobj **);
1025extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
1026				  uint64_t offset, uint64_t size, int access,
1027				  int target, struct nouveau_gpuobj **);
1028extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
1029extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
1030			       u64 size, int target, int access, u32 type,
1031			       u32 comp, struct nouveau_gpuobj **pobj);
1032extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
1033				 int class, u64 base, u64 size, int target,
1034				 int access, u32 type, u32 comp);
1035extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
1036				     struct drm_file *);
1037extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
1038				     struct drm_file *);
1039
1040/* nouveau_irq.c */
1041extern int         nouveau_irq_init(struct drm_device *);
1042extern void        nouveau_irq_fini(struct drm_device *);
1043extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
1044extern void        nouveau_irq_register(struct drm_device *, int status_bit,
1045					void (*)(struct drm_device *));
1046extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
1047extern void        nouveau_irq_preinstall(struct drm_device *);
1048extern int         nouveau_irq_postinstall(struct drm_device *);
1049extern void        nouveau_irq_uninstall(struct drm_device *);
1050
1051/* nouveau_sgdma.c */
1052extern int nouveau_sgdma_init(struct drm_device *);
1053extern void nouveau_sgdma_takedown(struct drm_device *);
1054extern uint32_t nouveau_sgdma_get_physical(struct drm_device *,
1055					   uint32_t offset);
1056extern struct ttm_tt *nouveau_sgdma_create_ttm(struct ttm_bo_device *bdev,
1057					       unsigned long size,
1058					       uint32_t page_flags,
1059					       struct page *dummy_read_page);
1060
1061/* nouveau_debugfs.c */
1062#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
1063extern int  nouveau_debugfs_init(struct drm_minor *);
1064extern void nouveau_debugfs_takedown(struct drm_minor *);
1065extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
1066extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
1067#else
1068static inline int
1069nouveau_debugfs_init(struct drm_minor *minor)
1070{
1071	return 0;
1072}
1073
1074static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
1075{
1076}
1077
1078static inline int
1079nouveau_debugfs_channel_init(struct nouveau_channel *chan)
1080{
1081	return 0;
1082}
1083
1084static inline void
1085nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
1086{
1087}
1088#endif
1089
1090/* nouveau_dma.c */
1091extern void nouveau_dma_pre_init(struct nouveau_channel *);
1092extern int  nouveau_dma_init(struct nouveau_channel *);
1093extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
1094
1095/* nouveau_acpi.c */
1096#define ROM_BIOS_PAGE 4096
1097#if defined(CONFIG_ACPI)
1098void nouveau_register_dsm_handler(void);
1099void nouveau_unregister_dsm_handler(void);
1100void nouveau_switcheroo_optimus_dsm(void);
1101int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
1102bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
1103int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
1104#else
1105static inline void nouveau_register_dsm_handler(void) {}
1106static inline void nouveau_unregister_dsm_handler(void) {}
1107static inline void nouveau_switcheroo_optimus_dsm(void) {}
1108static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
1109static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
1110static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
1111#endif
1112
1113/* nouveau_backlight.c */
1114#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
1115extern int nouveau_backlight_init(struct drm_device *);
1116extern void nouveau_backlight_exit(struct drm_device *);
1117#else
1118static inline int nouveau_backlight_init(struct drm_device *dev)
1119{
1120	return 0;
1121}
1122
1123static inline void nouveau_backlight_exit(struct drm_device *dev) { }
1124#endif
1125
1126/* nouveau_bios.c */
1127extern int nouveau_bios_init(struct drm_device *);
1128extern void nouveau_bios_takedown(struct drm_device *dev);
1129extern int nouveau_run_vbios_init(struct drm_device *);
1130extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1131					struct dcb_entry *, int crtc);
1132extern void nouveau_bios_init_exec(struct drm_device *, uint16_t table);
1133extern struct dcb_connector_table_entry *
1134nouveau_bios_connector_entry(struct drm_device *, int index);
1135extern u32 get_pll_register(struct drm_device *, enum pll_types);
1136extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1137			  struct pll_lims *);
1138extern int nouveau_bios_run_display_table(struct drm_device *, u16 id, int clk,
1139					  struct dcb_entry *, int crtc);
1140extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1141extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1142extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1143					 bool *dl, bool *if_is_24bit);
1144extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1145			  int head, int pxclk);
1146extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1147			    enum LVDS_script, int pxclk);
1148bool bios_encoder_match(struct dcb_entry *, u32 hash);
1149
1150/* nouveau_mxm.c */
1151int  nouveau_mxm_init(struct drm_device *dev);
1152void nouveau_mxm_fini(struct drm_device *dev);
1153
1154/* nouveau_ttm.c */
1155int nouveau_ttm_global_init(struct drm_nouveau_private *);
1156void nouveau_ttm_global_release(struct drm_nouveau_private *);
1157int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1158
1159/* nouveau_hdmi.c */
1160void nouveau_hdmi_mode_set(struct drm_encoder *, struct drm_display_mode *);
1161
1162/* nouveau_dp.c */
1163int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
1164		     uint8_t *data, int data_nr);
1165bool nouveau_dp_detect(struct drm_encoder *);
1166bool nouveau_dp_link_train(struct drm_encoder *, u32 datarate);
1167void nouveau_dp_tu_update(struct drm_device *, int, int, u32, u32);
1168u8 *nouveau_dp_bios_data(struct drm_device *, struct dcb_entry *, u8 **);
1169
1170/* nv04_fb.c */
1171extern int  nv04_fb_vram_init(struct drm_device *);
1172extern int  nv04_fb_init(struct drm_device *);
1173extern void nv04_fb_takedown(struct drm_device *);
1174
1175/* nv10_fb.c */
1176extern int  nv10_fb_vram_init(struct drm_device *dev);
1177extern int  nv1a_fb_vram_init(struct drm_device *dev);
1178extern int  nv10_fb_init(struct drm_device *);
1179extern void nv10_fb_takedown(struct drm_device *);
1180extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1181				     uint32_t addr, uint32_t size,
1182				     uint32_t pitch, uint32_t flags);
1183extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1184extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1185
1186/* nv20_fb.c */
1187extern int  nv20_fb_vram_init(struct drm_device *dev);
1188extern int  nv20_fb_init(struct drm_device *);
1189extern void nv20_fb_takedown(struct drm_device *);
1190extern void nv20_fb_init_tile_region(struct drm_device *dev, int i,
1191				     uint32_t addr, uint32_t size,
1192				     uint32_t pitch, uint32_t flags);
1193extern void nv20_fb_set_tile_region(struct drm_device *dev, int i);
1194extern void nv20_fb_free_tile_region(struct drm_device *dev, int i);
1195
1196/* nv30_fb.c */
1197extern int  nv30_fb_init(struct drm_device *);
1198extern void nv30_fb_takedown(struct drm_device *);
1199extern void nv30_fb_init_tile_region(struct drm_device *dev, int i,
1200				     uint32_t addr, uint32_t size,
1201				     uint32_t pitch, uint32_t flags);
1202extern void nv30_fb_free_tile_region(struct drm_device *dev, int i);
1203
1204/* nv40_fb.c */
1205extern int  nv40_fb_vram_init(struct drm_device *dev);
1206extern int  nv40_fb_init(struct drm_device *);
1207extern void nv40_fb_takedown(struct drm_device *);
1208extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1209
1210/* nv50_fb.c */
1211extern int  nv50_fb_init(struct drm_device *);
1212extern void nv50_fb_takedown(struct drm_device *);
1213extern void nv50_fb_vm_trap(struct drm_device *, int display);
1214
1215/* nvc0_fb.c */
1216extern int  nvc0_fb_init(struct drm_device *);
1217extern void nvc0_fb_takedown(struct drm_device *);
1218
1219/* nv04_fifo.c */
1220extern int  nv04_fifo_init(struct drm_device *);
1221extern void nv04_fifo_fini(struct drm_device *);
1222extern void nv04_fifo_disable(struct drm_device *);
1223extern void nv04_fifo_enable(struct drm_device *);
1224extern bool nv04_fifo_reassign(struct drm_device *, bool);
1225extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1226extern int  nv04_fifo_channel_id(struct drm_device *);
1227extern int  nv04_fifo_create_context(struct nouveau_channel *);
1228extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1229extern int  nv04_fifo_load_context(struct nouveau_channel *);
1230extern int  nv04_fifo_unload_context(struct drm_device *);
1231extern void nv04_fifo_isr(struct drm_device *);
1232
1233/* nv10_fifo.c */
1234extern int  nv10_fifo_init(struct drm_device *);
1235extern int  nv10_fifo_channel_id(struct drm_device *);
1236extern int  nv10_fifo_create_context(struct nouveau_channel *);
1237extern int  nv10_fifo_load_context(struct nouveau_channel *);
1238extern int  nv10_fifo_unload_context(struct drm_device *);
1239
1240/* nv40_fifo.c */
1241extern int  nv40_fifo_init(struct drm_device *);
1242extern int  nv40_fifo_create_context(struct nouveau_channel *);
1243extern int  nv40_fifo_load_context(struct nouveau_channel *);
1244extern int  nv40_fifo_unload_context(struct drm_device *);
1245
1246/* nv50_fifo.c */
1247extern int  nv50_fifo_init(struct drm_device *);
1248extern void nv50_fifo_takedown(struct drm_device *);
1249extern int  nv50_fifo_channel_id(struct drm_device *);
1250extern int  nv50_fifo_create_context(struct nouveau_channel *);
1251extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1252extern int  nv50_fifo_load_context(struct nouveau_channel *);
1253extern int  nv50_fifo_unload_context(struct drm_device *);
1254extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1255
1256/* nvc0_fifo.c */
1257extern int  nvc0_fifo_init(struct drm_device *);
1258extern void nvc0_fifo_takedown(struct drm_device *);
1259extern void nvc0_fifo_disable(struct drm_device *);
1260extern void nvc0_fifo_enable(struct drm_device *);
1261extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1262extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1263extern int  nvc0_fifo_channel_id(struct drm_device *);
1264extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1265extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1266extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1267extern int  nvc0_fifo_unload_context(struct drm_device *);
1268
1269/* nv04_graph.c */
1270extern int  nv04_graph_create(struct drm_device *);
1271extern int  nv04_graph_object_new(struct nouveau_channel *, int, u32, u16);
1272extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1273				      u32 class, u32 mthd, u32 data);
1274extern struct nouveau_bitfield nv04_graph_nsource[];
1275
1276/* nv10_graph.c */
1277extern int  nv10_graph_create(struct drm_device *);
1278extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1279extern struct nouveau_bitfield nv10_graph_intr[];
1280extern struct nouveau_bitfield nv10_graph_nstatus[];
1281
1282/* nv20_graph.c */
1283extern int  nv20_graph_create(struct drm_device *);
1284
1285/* nv40_graph.c */
1286extern int  nv40_graph_create(struct drm_device *);
1287extern void nv40_grctx_init(struct nouveau_grctx *);
1288
1289/* nv50_graph.c */
1290extern int  nv50_graph_create(struct drm_device *);
1291extern int  nv50_grctx_init(struct nouveau_grctx *);
1292extern struct nouveau_enum nv50_data_error_names[];
1293extern int  nv50_graph_isr_chid(struct drm_device *dev, u64 inst);
1294
1295/* nvc0_graph.c */
1296extern int  nvc0_graph_create(struct drm_device *);
1297extern int  nvc0_graph_isr_chid(struct drm_device *dev, u64 inst);
1298
1299/* nv84_crypt.c */
1300extern int  nv84_crypt_create(struct drm_device *);
1301
1302/* nv98_crypt.c */
1303extern int  nv98_crypt_create(struct drm_device *dev);
1304
1305/* nva3_copy.c */
1306extern int  nva3_copy_create(struct drm_device *dev);
1307
1308/* nvc0_copy.c */
1309extern int  nvc0_copy_create(struct drm_device *dev, int engine);
1310
1311/* nv31_mpeg.c */
1312extern int  nv31_mpeg_create(struct drm_device *dev);
1313
1314/* nv50_mpeg.c */
1315extern int  nv50_mpeg_create(struct drm_device *dev);
1316
1317/* nv84_bsp.c */
1318/* nv98_bsp.c */
1319extern int  nv84_bsp_create(struct drm_device *dev);
1320
1321/* nv84_vp.c */
1322/* nv98_vp.c */
1323extern int  nv84_vp_create(struct drm_device *dev);
1324
1325/* nv98_ppp.c */
1326extern int  nv98_ppp_create(struct drm_device *dev);
1327
1328/* nv04_instmem.c */
1329extern int  nv04_instmem_init(struct drm_device *);
1330extern void nv04_instmem_takedown(struct drm_device *);
1331extern int  nv04_instmem_suspend(struct drm_device *);
1332extern void nv04_instmem_resume(struct drm_device *);
1333extern int  nv04_instmem_get(struct nouveau_gpuobj *, struct nouveau_channel *,
1334			     u32 size, u32 align);
1335extern void nv04_instmem_put(struct nouveau_gpuobj *);
1336extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1337extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1338extern void nv04_instmem_flush(struct drm_device *);
1339
1340/* nv50_instmem.c */
1341extern int  nv50_instmem_init(struct drm_device *);
1342extern void nv50_instmem_takedown(struct drm_device *);
1343extern int  nv50_instmem_suspend(struct drm_device *);
1344extern void nv50_instmem_resume(struct drm_device *);
1345extern int  nv50_instmem_get(struct nouveau_gpuobj *, struct nouveau_channel *,
1346			     u32 size, u32 align);
1347extern void nv50_instmem_put(struct nouveau_gpuobj *);
1348extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1349extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1350extern void nv50_instmem_flush(struct drm_device *);
1351extern void nv84_instmem_flush(struct drm_device *);
1352
1353/* nvc0_instmem.c */
1354extern int  nvc0_instmem_init(struct drm_device *);
1355extern void nvc0_instmem_takedown(struct drm_device *);
1356extern int  nvc0_instmem_suspend(struct drm_device *);
1357extern void nvc0_instmem_resume(struct drm_device *);
1358
1359/* nv04_mc.c */
1360extern int  nv04_mc_init(struct drm_device *);
1361extern void nv04_mc_takedown(struct drm_device *);
1362
1363/* nv40_mc.c */
1364extern int  nv40_mc_init(struct drm_device *);
1365extern void nv40_mc_takedown(struct drm_device *);
1366
1367/* nv50_mc.c */
1368extern int  nv50_mc_init(struct drm_device *);
1369extern void nv50_mc_takedown(struct drm_device *);
1370
1371/* nv04_timer.c */
1372extern int  nv04_timer_init(struct drm_device *);
1373extern uint64_t nv04_timer_read(struct drm_device *);
1374extern void nv04_timer_takedown(struct drm_device *);
1375
1376extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1377				 unsigned long arg);
1378
1379/* nv04_dac.c */
1380extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1381extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1382extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1383extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1384extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1385
1386/* nv04_dfp.c */
1387extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1388extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1389extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1390			       int head, bool dl);
1391extern void nv04_dfp_disable(struct drm_device *dev, int head);
1392extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1393
1394/* nv04_tv.c */
1395extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1396extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1397
1398/* nv17_tv.c */
1399extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1400
1401/* nv04_display.c */
1402extern int nv04_display_early_init(struct drm_device *);
1403extern void nv04_display_late_takedown(struct drm_device *);
1404extern int nv04_display_create(struct drm_device *);
1405extern void nv04_display_destroy(struct drm_device *);
1406extern int nv04_display_init(struct drm_device *);
1407extern void nv04_display_fini(struct drm_device *);
1408
1409/* nvd0_display.c */
1410extern int nvd0_display_create(struct drm_device *);
1411extern void nvd0_display_destroy(struct drm_device *);
1412extern int nvd0_display_init(struct drm_device *);
1413extern void nvd0_display_fini(struct drm_device *);
1414struct nouveau_bo *nvd0_display_crtc_sema(struct drm_device *, int crtc);
1415void nvd0_display_flip_stop(struct drm_crtc *);
1416int nvd0_display_flip_next(struct drm_crtc *, struct drm_framebuffer *,
1417			   struct nouveau_channel *, u32 swap_interval);
1418
1419/* nv04_crtc.c */
1420extern int nv04_crtc_create(struct drm_device *, int index);
1421
1422/* nouveau_bo.c */
1423extern struct ttm_bo_driver nouveau_bo_driver;
1424extern int nouveau_bo_new(struct drm_device *, int size, int align,
1425			  uint32_t flags, uint32_t tile_mode,
1426			  uint32_t tile_flags, struct nouveau_bo **);
1427extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1428extern int nouveau_bo_unpin(struct nouveau_bo *);
1429extern int nouveau_bo_map(struct nouveau_bo *);
1430extern void nouveau_bo_unmap(struct nouveau_bo *);
1431extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1432				     uint32_t busy);
1433extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1434extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1435extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1436extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1437extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1438extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1439			       bool no_wait_reserve, bool no_wait_gpu);
1440
1441extern struct nouveau_vma *
1442nouveau_bo_vma_find(struct nouveau_bo *, struct nouveau_vm *);
1443extern int  nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *,
1444			       struct nouveau_vma *);
1445extern void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *);
1446
1447/* nouveau_fence.c */
1448struct nouveau_fence;
1449extern int nouveau_fence_init(struct drm_device *);
1450extern void nouveau_fence_fini(struct drm_device *);
1451extern int nouveau_fence_channel_init(struct nouveau_channel *);
1452extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1453extern void nouveau_fence_update(struct nouveau_channel *);
1454extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1455			     bool emit);
1456extern int nouveau_fence_emit(struct nouveau_fence *);
1457extern void nouveau_fence_work(struct nouveau_fence *fence,
1458			       void (*work)(void *priv, bool signalled),
1459			       void *priv);
1460struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1461
1462extern bool __nouveau_fence_signalled(void *obj, void *arg);
1463extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1464extern int __nouveau_fence_flush(void *obj, void *arg);
1465extern void __nouveau_fence_unref(void **obj);
1466extern void *__nouveau_fence_ref(void *obj);
1467
1468static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1469{
1470	return __nouveau_fence_signalled(obj, NULL);
1471}
1472static inline int
1473nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1474{
1475	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1476}
1477extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1478static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1479{
1480	return __nouveau_fence_flush(obj, NULL);
1481}
1482static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1483{
1484	__nouveau_fence_unref((void **)obj);
1485}
1486static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1487{
1488	return __nouveau_fence_ref(obj);
1489}
1490
1491/* nouveau_gem.c */
1492extern int nouveau_gem_new(struct drm_device *, int size, int align,
1493			   uint32_t domain, uint32_t tile_mode,
1494			   uint32_t tile_flags, struct nouveau_bo **);
1495extern int nouveau_gem_object_new(struct drm_gem_object *);
1496extern void nouveau_gem_object_del(struct drm_gem_object *);
1497extern int nouveau_gem_object_open(struct drm_gem_object *, struct drm_file *);
1498extern void nouveau_gem_object_close(struct drm_gem_object *,
1499				     struct drm_file *);
1500extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1501				 struct drm_file *);
1502extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1503				     struct drm_file *);
1504extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1505				      struct drm_file *);
1506extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1507				      struct drm_file *);
1508extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1509				  struct drm_file *);
1510
1511/* nouveau_display.c */
1512int nouveau_display_create(struct drm_device *dev);
1513void nouveau_display_destroy(struct drm_device *dev);
1514int nouveau_display_init(struct drm_device *dev);
1515void nouveau_display_fini(struct drm_device *dev);
1516int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1517void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1518int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1519			   struct drm_pending_vblank_event *event);
1520int nouveau_finish_page_flip(struct nouveau_channel *,
1521			     struct nouveau_page_flip_state *);
1522int nouveau_display_dumb_create(struct drm_file *, struct drm_device *,
1523				struct drm_mode_create_dumb *args);
1524int nouveau_display_dumb_map_offset(struct drm_file *, struct drm_device *,
1525				    uint32_t handle, uint64_t *offset);
1526int nouveau_display_dumb_destroy(struct drm_file *, struct drm_device *,
1527				 uint32_t handle);
1528
1529/* nv10_gpio.c */
1530int nv10_gpio_init(struct drm_device *dev);
1531void nv10_gpio_fini(struct drm_device *dev);
1532int nv10_gpio_drive(struct drm_device *dev, int line, int dir, int out);
1533int nv10_gpio_sense(struct drm_device *dev, int line);
1534void nv10_gpio_irq_enable(struct drm_device *, int line, bool on);
1535
1536/* nv50_gpio.c */
1537int nv50_gpio_init(struct drm_device *dev);
1538void nv50_gpio_fini(struct drm_device *dev);
1539int nv50_gpio_drive(struct drm_device *dev, int line, int dir, int out);
1540int nv50_gpio_sense(struct drm_device *dev, int line);
1541void nv50_gpio_irq_enable(struct drm_device *, int line, bool on);
1542int nvd0_gpio_drive(struct drm_device *dev, int line, int dir, int out);
1543int nvd0_gpio_sense(struct drm_device *dev, int line);
1544
1545/* nv50_calc.c */
1546int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1547		  int *N1, int *M1, int *N2, int *M2, int *P);
1548int nva3_calc_pll(struct drm_device *, struct pll_lims *,
1549		  int clk, int *N, int *fN, int *M, int *P);
1550
1551#ifndef ioread32_native
1552#ifdef __BIG_ENDIAN
1553#define ioread16_native ioread16be
1554#define iowrite16_native iowrite16be
1555#define ioread32_native  ioread32be
1556#define iowrite32_native iowrite32be
1557#else /* def __BIG_ENDIAN */
1558#define ioread16_native ioread16
1559#define iowrite16_native iowrite16
1560#define ioread32_native  ioread32
1561#define iowrite32_native iowrite32
1562#endif /* def __BIG_ENDIAN else */
1563#endif /* !ioread32_native */
1564
1565/* channel control reg access */
1566static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1567{
1568	return ioread32_native(chan->user + reg);
1569}
1570
1571static inline void nvchan_wr32(struct nouveau_channel *chan,
1572							unsigned reg, u32 val)
1573{
1574	iowrite32_native(val, chan->user + reg);
1575}
1576
1577/* register access */
1578static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1579{
1580	struct drm_nouveau_private *dev_priv = dev->dev_private;
1581	return ioread32_native(dev_priv->mmio + reg);
1582}
1583
1584static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1585{
1586	struct drm_nouveau_private *dev_priv = dev->dev_private;
1587	iowrite32_native(val, dev_priv->mmio + reg);
1588}
1589
1590static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1591{
1592	u32 tmp = nv_rd32(dev, reg);
1593	nv_wr32(dev, reg, (tmp & ~mask) | val);
1594	return tmp;
1595}
1596
1597static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1598{
1599	struct drm_nouveau_private *dev_priv = dev->dev_private;
1600	return ioread8(dev_priv->mmio + reg);
1601}
1602
1603static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1604{
1605	struct drm_nouveau_private *dev_priv = dev->dev_private;
1606	iowrite8(val, dev_priv->mmio + reg);
1607}
1608
1609#define nv_wait(dev, reg, mask, val) \
1610	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1611#define nv_wait_ne(dev, reg, mask, val) \
1612	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1613#define nv_wait_cb(dev, func, data) \
1614	nouveau_wait_cb(dev, 2000000000ULL, (func), (data))
1615
1616/* PRAMIN access */
1617static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1618{
1619	struct drm_nouveau_private *dev_priv = dev->dev_private;
1620	return ioread32_native(dev_priv->ramin + offset);
1621}
1622
1623static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1624{
1625	struct drm_nouveau_private *dev_priv = dev->dev_private;
1626	iowrite32_native(val, dev_priv->ramin + offset);
1627}
1628
1629/* object access */
1630extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1631extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1632
1633/*
1634 * Logging
1635 * Argument d is (struct drm_device *).
1636 */
1637#define NV_PRINTK(level, d, fmt, arg...) \
1638	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1639					pci_name(d->pdev), ##arg)
1640#ifndef NV_DEBUG_NOTRACE
1641#define NV_DEBUG(d, fmt, arg...) do {                                          \
1642	if (drm_debug & DRM_UT_DRIVER) {                                       \
1643		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1644			  __LINE__, ##arg);                                    \
1645	}                                                                      \
1646} while (0)
1647#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1648	if (drm_debug & DRM_UT_KMS) {                                          \
1649		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1650			  __LINE__, ##arg);                                    \
1651	}                                                                      \
1652} while (0)
1653#else
1654#define NV_DEBUG(d, fmt, arg...) do {                                          \
1655	if (drm_debug & DRM_UT_DRIVER)                                         \
1656		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1657} while (0)
1658#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1659	if (drm_debug & DRM_UT_KMS)                                            \
1660		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1661} while (0)
1662#endif
1663#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1664#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1665#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1666#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1667#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1668#define NV_WARNONCE(d, fmt, arg...) do {                                       \
1669	static int _warned = 0;                                                \
1670	if (!_warned) {                                                        \
1671		NV_WARN(d, fmt, ##arg);                                        \
1672		_warned = 1;                                                   \
1673	}                                                                      \
1674} while(0)
1675
1676/* nouveau_reg_debug bitmask */
1677enum {
1678	NOUVEAU_REG_DEBUG_MC             = 0x1,
1679	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1680	NOUVEAU_REG_DEBUG_FB             = 0x4,
1681	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1682	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1683	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1684	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1685	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1686	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1687	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1688	NOUVEAU_REG_DEBUG_AUXCH          = 0x400
1689};
1690
1691#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1692	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1693		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1694} while (0)
1695
1696static inline bool
1697nv_two_heads(struct drm_device *dev)
1698{
1699	struct drm_nouveau_private *dev_priv = dev->dev_private;
1700	const int impl = dev->pci_device & 0x0ff0;
1701
1702	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1703	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1704		return true;
1705
1706	return false;
1707}
1708
1709static inline bool
1710nv_gf4_disp_arch(struct drm_device *dev)
1711{
1712	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1713}
1714
1715static inline bool
1716nv_two_reg_pll(struct drm_device *dev)
1717{
1718	struct drm_nouveau_private *dev_priv = dev->dev_private;
1719	const int impl = dev->pci_device & 0x0ff0;
1720
1721	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1722		return true;
1723	return false;
1724}
1725
1726static inline bool
1727nv_match_device(struct drm_device *dev, unsigned device,
1728		unsigned sub_vendor, unsigned sub_device)
1729{
1730	return dev->pdev->device == device &&
1731		dev->pdev->subsystem_vendor == sub_vendor &&
1732		dev->pdev->subsystem_device == sub_device;
1733}
1734
1735static inline void *
1736nv_engine(struct drm_device *dev, int engine)
1737{
1738	struct drm_nouveau_private *dev_priv = dev->dev_private;
1739	return (void *)dev_priv->eng[engine];
1740}
1741
1742/* returns 1 if device is one of the nv4x using the 0x4497 object class,
1743 * helpful to determine a number of other hardware features
1744 */
1745static inline int
1746nv44_graph_class(struct drm_device *dev)
1747{
1748	struct drm_nouveau_private *dev_priv = dev->dev_private;
1749
1750	if ((dev_priv->chipset & 0xf0) == 0x60)
1751		return 1;
1752
1753	return !(0x0baf & (1 << (dev_priv->chipset & 0x0f)));
1754}
1755
1756/* memory type/access flags, do not match hardware values */
1757#define NV_MEM_ACCESS_RO  1
1758#define NV_MEM_ACCESS_WO  2
1759#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1760#define NV_MEM_ACCESS_SYS 4
1761#define NV_MEM_ACCESS_VM  8
1762
1763#define NV_MEM_TARGET_VRAM        0
1764#define NV_MEM_TARGET_PCI         1
1765#define NV_MEM_TARGET_PCI_NOSNOOP 2
1766#define NV_MEM_TARGET_VM          3
1767#define NV_MEM_TARGET_GART        4
1768
1769#define NV_MEM_TYPE_VM 0x7f
1770#define NV_MEM_COMP_VM 0x03
1771
1772/* NV_SW object class */
1773#define NV_SW                                                        0x0000506e
1774#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1775#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1776#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1777#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1778#define NV_SW_YIELD                                                  0x00000080
1779#define NV_SW_DMA_VBLSEM                                             0x0000018c
1780#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1781#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1782#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1783#define NV_SW_PAGE_FLIP                                              0x00000500
1784
1785#endif /* __NOUVEAU_DRV_H__ */
1786