nouveau_drv.h revision 855a95e4fc2ac6b758145ca7d6a0c95b66a57ef8
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	struct ttm_object_file *tfile;
50};
51
52#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
53
54#include "nouveau_drm.h"
55#include "nouveau_reg.h"
56#include "nouveau_bios.h"
57struct nouveau_grctx;
58
59#define MAX_NUM_DCB_ENTRIES 16
60
61#define NOUVEAU_MAX_CHANNEL_NR 128
62#define NOUVEAU_MAX_TILE_NR 15
63
64#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
65#define NV50_VM_BLOCK    (512*1024*1024ULL)
66#define NV50_VM_VRAM_NR  (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
67
68struct nouveau_tile_reg {
69	struct nouveau_fence *fence;
70	uint32_t addr;
71	uint32_t size;
72	bool used;
73};
74
75struct nouveau_bo {
76	struct ttm_buffer_object bo;
77	struct ttm_placement placement;
78	u32 placements[3];
79	u32 busy_placements[3];
80	struct ttm_bo_kmap_obj kmap;
81	struct list_head head;
82
83	/* protected by ttm_bo_reserve() */
84	struct drm_file *reserved_by;
85	struct list_head entry;
86	int pbbo_index;
87	bool validate_mapped;
88
89	struct nouveau_channel *channel;
90
91	bool mappable;
92	bool no_vm;
93
94	uint32_t tile_mode;
95	uint32_t tile_flags;
96	struct nouveau_tile_reg *tile;
97
98	struct drm_gem_object *gem;
99	struct drm_file *cpu_filp;
100	int pin_refcnt;
101};
102
103static inline struct nouveau_bo *
104nouveau_bo(struct ttm_buffer_object *bo)
105{
106	return container_of(bo, struct nouveau_bo, bo);
107}
108
109static inline struct nouveau_bo *
110nouveau_gem_object(struct drm_gem_object *gem)
111{
112	return gem ? gem->driver_private : NULL;
113}
114
115/* TODO: submit equivalent to TTM generic API upstream? */
116static inline void __iomem *
117nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
118{
119	bool is_iomem;
120	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
121						&nvbo->kmap, &is_iomem);
122	WARN_ON_ONCE(ioptr && !is_iomem);
123	return ioptr;
124}
125
126enum nouveau_flags {
127	NV_NFORCE   = 0x10000000,
128	NV_NFORCE2  = 0x20000000
129};
130
131#define NVOBJ_ENGINE_SW		0
132#define NVOBJ_ENGINE_GR		1
133#define NVOBJ_ENGINE_DISPLAY	2
134#define NVOBJ_ENGINE_INT	0xdeadbeef
135
136#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
137#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
138struct nouveau_gpuobj {
139	struct drm_device *dev;
140	struct kref refcount;
141	struct list_head list;
142
143	struct drm_mm_node *im_pramin;
144	struct nouveau_bo *im_backing;
145	uint32_t *im_backing_suspend;
146	int im_bound;
147
148	uint32_t flags;
149
150	u32 size;
151	u32 pinst;
152	u32 cinst;
153	u64 vinst;
154
155	uint32_t engine;
156	uint32_t class;
157
158	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
159	void *priv;
160};
161
162struct nouveau_channel {
163	struct drm_device *dev;
164	int id;
165
166	/* owner of this fifo */
167	struct drm_file *file_priv;
168	/* mapping of the fifo itself */
169	struct drm_local_map *map;
170
171	/* mapping of the regs controling the fifo */
172	void __iomem *user;
173	uint32_t user_get;
174	uint32_t user_put;
175
176	/* Fencing */
177	struct {
178		/* lock protects the pending list only */
179		spinlock_t lock;
180		struct list_head pending;
181		uint32_t sequence;
182		uint32_t sequence_ack;
183		atomic_t last_sequence_irq;
184	} fence;
185
186	/* DMA push buffer */
187	struct nouveau_gpuobj *pushbuf;
188	struct nouveau_bo     *pushbuf_bo;
189	uint32_t               pushbuf_base;
190
191	/* Notifier memory */
192	struct nouveau_bo *notifier_bo;
193	struct drm_mm notifier_heap;
194
195	/* PFIFO context */
196	struct nouveau_gpuobj *ramfc;
197	struct nouveau_gpuobj *cache;
198
199	/* PGRAPH context */
200	/* XXX may be merge 2 pointers as private data ??? */
201	struct nouveau_gpuobj *ramin_grctx;
202	void *pgraph_ctx;
203
204	/* NV50 VM */
205	struct nouveau_gpuobj *vm_pd;
206	struct nouveau_gpuobj *vm_gart_pt;
207	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
208
209	/* Objects */
210	struct nouveau_gpuobj *ramin; /* Private instmem */
211	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
212	struct nouveau_ramht  *ramht; /* Hash table */
213
214	/* GPU object info for stuff used in-kernel (mm_enabled) */
215	uint32_t m2mf_ntfy;
216	uint32_t vram_handle;
217	uint32_t gart_handle;
218	bool accel_done;
219
220	/* Push buffer state (only for drm's channel on !mm_enabled) */
221	struct {
222		int max;
223		int free;
224		int cur;
225		int put;
226		/* access via pushbuf_bo */
227
228		int ib_base;
229		int ib_max;
230		int ib_free;
231		int ib_put;
232	} dma;
233
234	uint32_t sw_subchannel[8];
235
236	struct {
237		struct nouveau_gpuobj *vblsem;
238		uint32_t vblsem_offset;
239		uint32_t vblsem_rval;
240		struct list_head vbl_wait;
241	} nvsw;
242
243	struct {
244		bool active;
245		char name[32];
246		struct drm_info_list info;
247	} debugfs;
248};
249
250struct nouveau_instmem_engine {
251	void	*priv;
252
253	int	(*init)(struct drm_device *dev);
254	void	(*takedown)(struct drm_device *dev);
255	int	(*suspend)(struct drm_device *dev);
256	void	(*resume)(struct drm_device *dev);
257
258	int	(*populate)(struct drm_device *, struct nouveau_gpuobj *,
259			    uint32_t *size);
260	void	(*clear)(struct drm_device *, struct nouveau_gpuobj *);
261	int	(*bind)(struct drm_device *, struct nouveau_gpuobj *);
262	int	(*unbind)(struct drm_device *, struct nouveau_gpuobj *);
263	void	(*flush)(struct drm_device *);
264};
265
266struct nouveau_mc_engine {
267	int  (*init)(struct drm_device *dev);
268	void (*takedown)(struct drm_device *dev);
269};
270
271struct nouveau_timer_engine {
272	int      (*init)(struct drm_device *dev);
273	void     (*takedown)(struct drm_device *dev);
274	uint64_t (*read)(struct drm_device *dev);
275};
276
277struct nouveau_fb_engine {
278	int num_tiles;
279
280	int  (*init)(struct drm_device *dev);
281	void (*takedown)(struct drm_device *dev);
282
283	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
284				 uint32_t size, uint32_t pitch);
285};
286
287struct nouveau_fifo_engine {
288	int  channels;
289
290	struct nouveau_gpuobj *playlist[2];
291	int cur_playlist;
292
293	int  (*init)(struct drm_device *);
294	void (*takedown)(struct drm_device *);
295
296	void (*disable)(struct drm_device *);
297	void (*enable)(struct drm_device *);
298	bool (*reassign)(struct drm_device *, bool enable);
299	bool (*cache_pull)(struct drm_device *dev, bool enable);
300
301	int  (*channel_id)(struct drm_device *);
302
303	int  (*create_context)(struct nouveau_channel *);
304	void (*destroy_context)(struct nouveau_channel *);
305	int  (*load_context)(struct nouveau_channel *);
306	int  (*unload_context)(struct drm_device *);
307};
308
309struct nouveau_pgraph_object_method {
310	int id;
311	int (*exec)(struct nouveau_channel *chan, int grclass, int mthd,
312		      uint32_t data);
313};
314
315struct nouveau_pgraph_object_class {
316	int id;
317	bool software;
318	struct nouveau_pgraph_object_method *methods;
319};
320
321struct nouveau_pgraph_engine {
322	struct nouveau_pgraph_object_class *grclass;
323	bool accel_blocked;
324	int grctx_size;
325
326	/* NV2x/NV3x context table (0x400780) */
327	struct nouveau_gpuobj *ctx_table;
328
329	int  (*init)(struct drm_device *);
330	void (*takedown)(struct drm_device *);
331
332	void (*fifo_access)(struct drm_device *, bool);
333
334	struct nouveau_channel *(*channel)(struct drm_device *);
335	int  (*create_context)(struct nouveau_channel *);
336	void (*destroy_context)(struct nouveau_channel *);
337	int  (*load_context)(struct nouveau_channel *);
338	int  (*unload_context)(struct drm_device *);
339
340	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
341				  uint32_t size, uint32_t pitch);
342};
343
344struct nouveau_display_engine {
345	int (*early_init)(struct drm_device *);
346	void (*late_takedown)(struct drm_device *);
347	int (*create)(struct drm_device *);
348	int (*init)(struct drm_device *);
349	void (*destroy)(struct drm_device *);
350};
351
352struct nouveau_gpio_engine {
353	int  (*init)(struct drm_device *);
354	void (*takedown)(struct drm_device *);
355
356	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
357	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
358
359	void (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
360};
361
362struct nouveau_engine {
363	struct nouveau_instmem_engine instmem;
364	struct nouveau_mc_engine      mc;
365	struct nouveau_timer_engine   timer;
366	struct nouveau_fb_engine      fb;
367	struct nouveau_pgraph_engine  graph;
368	struct nouveau_fifo_engine    fifo;
369	struct nouveau_display_engine display;
370	struct nouveau_gpio_engine    gpio;
371};
372
373struct nouveau_pll_vals {
374	union {
375		struct {
376#ifdef __BIG_ENDIAN
377			uint8_t N1, M1, N2, M2;
378#else
379			uint8_t M1, N1, M2, N2;
380#endif
381		};
382		struct {
383			uint16_t NM1, NM2;
384		} __attribute__((packed));
385	};
386	int log2P;
387
388	int refclk;
389};
390
391enum nv04_fp_display_regs {
392	FP_DISPLAY_END,
393	FP_TOTAL,
394	FP_CRTC,
395	FP_SYNC_START,
396	FP_SYNC_END,
397	FP_VALID_START,
398	FP_VALID_END
399};
400
401struct nv04_crtc_reg {
402	unsigned char MiscOutReg;     /* */
403	uint8_t CRTC[0xa0];
404	uint8_t CR58[0x10];
405	uint8_t Sequencer[5];
406	uint8_t Graphics[9];
407	uint8_t Attribute[21];
408	unsigned char DAC[768];       /* Internal Colorlookuptable */
409
410	/* PCRTC regs */
411	uint32_t fb_start;
412	uint32_t crtc_cfg;
413	uint32_t cursor_cfg;
414	uint32_t gpio_ext;
415	uint32_t crtc_830;
416	uint32_t crtc_834;
417	uint32_t crtc_850;
418	uint32_t crtc_eng_ctrl;
419
420	/* PRAMDAC regs */
421	uint32_t nv10_cursync;
422	struct nouveau_pll_vals pllvals;
423	uint32_t ramdac_gen_ctrl;
424	uint32_t ramdac_630;
425	uint32_t ramdac_634;
426	uint32_t tv_setup;
427	uint32_t tv_vtotal;
428	uint32_t tv_vskew;
429	uint32_t tv_vsync_delay;
430	uint32_t tv_htotal;
431	uint32_t tv_hskew;
432	uint32_t tv_hsync_delay;
433	uint32_t tv_hsync_delay2;
434	uint32_t fp_horiz_regs[7];
435	uint32_t fp_vert_regs[7];
436	uint32_t dither;
437	uint32_t fp_control;
438	uint32_t dither_regs[6];
439	uint32_t fp_debug_0;
440	uint32_t fp_debug_1;
441	uint32_t fp_debug_2;
442	uint32_t fp_margin_color;
443	uint32_t ramdac_8c0;
444	uint32_t ramdac_a20;
445	uint32_t ramdac_a24;
446	uint32_t ramdac_a34;
447	uint32_t ctv_regs[38];
448};
449
450struct nv04_output_reg {
451	uint32_t output;
452	int head;
453};
454
455struct nv04_mode_state {
456	uint32_t bpp;
457	uint32_t width;
458	uint32_t height;
459	uint32_t interlace;
460	uint32_t repaint0;
461	uint32_t repaint1;
462	uint32_t screen;
463	uint32_t scale;
464	uint32_t dither;
465	uint32_t extra;
466	uint32_t fifo;
467	uint32_t pixel;
468	uint32_t horiz;
469	int arbitration0;
470	int arbitration1;
471	uint32_t pll;
472	uint32_t pllB;
473	uint32_t vpll;
474	uint32_t vpll2;
475	uint32_t vpllB;
476	uint32_t vpll2B;
477	uint32_t pllsel;
478	uint32_t sel_clk;
479	uint32_t general;
480	uint32_t crtcOwner;
481	uint32_t head;
482	uint32_t head2;
483	uint32_t cursorConfig;
484	uint32_t cursor0;
485	uint32_t cursor1;
486	uint32_t cursor2;
487	uint32_t timingH;
488	uint32_t timingV;
489	uint32_t displayV;
490	uint32_t crtcSync;
491
492	struct nv04_crtc_reg crtc_reg[2];
493};
494
495enum nouveau_card_type {
496	NV_04      = 0x00,
497	NV_10      = 0x10,
498	NV_20      = 0x20,
499	NV_30      = 0x30,
500	NV_40      = 0x40,
501	NV_50      = 0x50,
502	NV_C0      = 0xc0,
503};
504
505struct drm_nouveau_private {
506	struct drm_device *dev;
507
508	/* the card type, takes NV_* as values */
509	enum nouveau_card_type card_type;
510	/* exact chipset, derived from NV_PMC_BOOT_0 */
511	int chipset;
512	int flags;
513
514	void __iomem *mmio;
515
516	spinlock_t ramin_lock;
517	void __iomem *ramin;
518	u32 ramin_size;
519	u32 ramin_base;
520	bool ramin_available;
521	struct drm_mm ramin_heap;
522	struct list_head gpuobj_list;
523
524	struct nouveau_bo *vga_ram;
525
526	struct workqueue_struct *wq;
527	struct work_struct irq_work;
528	struct work_struct hpd_work;
529
530	struct list_head vbl_waiting;
531
532	struct {
533		struct drm_global_reference mem_global_ref;
534		struct ttm_bo_global_ref bo_global_ref;
535		struct ttm_bo_device bdev;
536		atomic_t validate_sequence;
537	} ttm;
538
539	int fifo_alloc_count;
540	struct nouveau_channel *fifos[NOUVEAU_MAX_CHANNEL_NR];
541
542	struct nouveau_engine engine;
543	struct nouveau_channel *channel;
544
545	/* For PFIFO and PGRAPH. */
546	spinlock_t context_switch_lock;
547
548	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
549	struct nouveau_ramht  *ramht;
550	struct nouveau_gpuobj *ramfc;
551	struct nouveau_gpuobj *ramro;
552
553	uint32_t ramin_rsvd_vram;
554
555	struct {
556		enum {
557			NOUVEAU_GART_NONE = 0,
558			NOUVEAU_GART_AGP,
559			NOUVEAU_GART_SGDMA
560		} type;
561		uint64_t aper_base;
562		uint64_t aper_size;
563		uint64_t aper_free;
564
565		struct nouveau_gpuobj *sg_ctxdma;
566		struct page *sg_dummy_page;
567		dma_addr_t sg_dummy_bus;
568	} gart_info;
569
570	/* nv10-nv40 tiling regions */
571	struct nouveau_tile_reg tile[NOUVEAU_MAX_TILE_NR];
572
573	/* VRAM/fb configuration */
574	uint64_t vram_size;
575	uint64_t vram_sys_base;
576	u32 vram_rblock_size;
577
578	uint64_t fb_phys;
579	uint64_t fb_available_size;
580	uint64_t fb_mappable_pages;
581	uint64_t fb_aper_free;
582	int fb_mtrr;
583
584	/* G8x/G9x virtual address space */
585	uint64_t vm_gart_base;
586	uint64_t vm_gart_size;
587	uint64_t vm_vram_base;
588	uint64_t vm_vram_size;
589	uint64_t vm_end;
590	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
591	int vm_vram_pt_nr;
592
593	struct nvbios vbios;
594
595	struct nv04_mode_state mode_reg;
596	struct nv04_mode_state saved_reg;
597	uint32_t saved_vga_font[4][16384];
598	uint32_t crtc_owner;
599	uint32_t dac_users[4];
600
601	struct nouveau_suspend_resume {
602		uint32_t *ramin_copy;
603	} susres;
604
605	struct backlight_device *backlight;
606
607	struct nouveau_channel *evo;
608	struct {
609		struct dcb_entry *dcb;
610		u16 script;
611		u32 pclk;
612	} evo_irq;
613
614	struct {
615		struct dentry *channel_root;
616	} debugfs;
617
618	struct nouveau_fbdev *nfbdev;
619	struct apertures_struct *apertures;
620};
621
622static inline struct drm_nouveau_private *
623nouveau_bdev(struct ttm_bo_device *bd)
624{
625	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
626}
627
628static inline int
629nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
630{
631	struct nouveau_bo *prev;
632
633	if (!pnvbo)
634		return -EINVAL;
635	prev = *pnvbo;
636
637	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
638	if (prev) {
639		struct ttm_buffer_object *bo = &prev->bo;
640
641		ttm_bo_unref(&bo);
642	}
643
644	return 0;
645}
646
647#define NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(id, cl, ch) do {    \
648	struct drm_nouveau_private *nv = dev->dev_private;       \
649	if (!nouveau_channel_owner(dev, (cl), (id))) {           \
650		NV_ERROR(dev, "pid %d doesn't own channel %d\n", \
651			 DRM_CURRENTPID, (id));                  \
652		return -EPERM;                                   \
653	}                                                        \
654	(ch) = nv->fifos[(id)];                                  \
655} while (0)
656
657/* nouveau_drv.c */
658extern int nouveau_agpmode;
659extern int nouveau_duallink;
660extern int nouveau_uscript_lvds;
661extern int nouveau_uscript_tmds;
662extern int nouveau_vram_pushbuf;
663extern int nouveau_vram_notify;
664extern int nouveau_fbpercrtc;
665extern int nouveau_tv_disable;
666extern char *nouveau_tv_norm;
667extern int nouveau_reg_debug;
668extern char *nouveau_vbios;
669extern int nouveau_ignorelid;
670extern int nouveau_nofbaccel;
671extern int nouveau_noaccel;
672extern int nouveau_override_conntype;
673
674extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
675extern int nouveau_pci_resume(struct pci_dev *pdev);
676
677/* nouveau_state.c */
678extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
679extern int  nouveau_load(struct drm_device *, unsigned long flags);
680extern int  nouveau_firstopen(struct drm_device *);
681extern void nouveau_lastclose(struct drm_device *);
682extern int  nouveau_unload(struct drm_device *);
683extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
684				   struct drm_file *);
685extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
686				   struct drm_file *);
687extern bool nouveau_wait_until(struct drm_device *, uint64_t timeout,
688			       uint32_t reg, uint32_t mask, uint32_t val);
689extern bool nouveau_wait_for_idle(struct drm_device *);
690extern int  nouveau_card_init(struct drm_device *);
691
692/* nouveau_mem.c */
693extern int  nouveau_mem_vram_init(struct drm_device *);
694extern void nouveau_mem_vram_fini(struct drm_device *);
695extern int  nouveau_mem_gart_init(struct drm_device *);
696extern void nouveau_mem_gart_fini(struct drm_device *);
697extern int  nouveau_mem_init_agp(struct drm_device *);
698extern int  nouveau_mem_reset_agp(struct drm_device *);
699extern void nouveau_mem_close(struct drm_device *);
700extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
701						    uint32_t addr,
702						    uint32_t size,
703						    uint32_t pitch);
704extern void nv10_mem_expire_tiling(struct drm_device *dev,
705				   struct nouveau_tile_reg *tile,
706				   struct nouveau_fence *fence);
707extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
708				    uint32_t size, uint32_t flags,
709				    uint64_t phys);
710extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
711			       uint32_t size);
712
713/* nouveau_notifier.c */
714extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
715extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
716extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
717				   int cout, uint32_t *offset);
718extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
719extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
720					 struct drm_file *);
721extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
722					struct drm_file *);
723
724/* nouveau_channel.c */
725extern struct drm_ioctl_desc nouveau_ioctls[];
726extern int nouveau_max_ioctl;
727extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
728extern int  nouveau_channel_owner(struct drm_device *, struct drm_file *,
729				  int channel);
730extern int  nouveau_channel_alloc(struct drm_device *dev,
731				  struct nouveau_channel **chan,
732				  struct drm_file *file_priv,
733				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
734extern void nouveau_channel_free(struct nouveau_channel *);
735
736/* nouveau_object.c */
737extern int  nouveau_gpuobj_early_init(struct drm_device *);
738extern int  nouveau_gpuobj_init(struct drm_device *);
739extern void nouveau_gpuobj_takedown(struct drm_device *);
740extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
741extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
742extern void nouveau_gpuobj_resume(struct drm_device *dev);
743extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
744				       uint32_t vram_h, uint32_t tt_h);
745extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
746extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
747			      uint32_t size, int align, uint32_t flags,
748			      struct nouveau_gpuobj **);
749extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
750			       struct nouveau_gpuobj **);
751extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
752				   u32 size, u32 flags,
753				   struct nouveau_gpuobj **);
754extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
755				  uint64_t offset, uint64_t size, int access,
756				  int target, struct nouveau_gpuobj **);
757extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
758				       uint64_t offset, uint64_t size,
759				       int access, struct nouveau_gpuobj **,
760				       uint32_t *o_ret);
761extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
762				 struct nouveau_gpuobj **);
763extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
764				 struct nouveau_gpuobj **);
765extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
766				     struct drm_file *);
767extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
768				     struct drm_file *);
769
770/* nouveau_irq.c */
771extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
772extern void        nouveau_irq_preinstall(struct drm_device *);
773extern int         nouveau_irq_postinstall(struct drm_device *);
774extern void        nouveau_irq_uninstall(struct drm_device *);
775
776/* nouveau_sgdma.c */
777extern int nouveau_sgdma_init(struct drm_device *);
778extern void nouveau_sgdma_takedown(struct drm_device *);
779extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
780				  uint32_t *page);
781extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
782
783/* nouveau_debugfs.c */
784#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
785extern int  nouveau_debugfs_init(struct drm_minor *);
786extern void nouveau_debugfs_takedown(struct drm_minor *);
787extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
788extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
789#else
790static inline int
791nouveau_debugfs_init(struct drm_minor *minor)
792{
793	return 0;
794}
795
796static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
797{
798}
799
800static inline int
801nouveau_debugfs_channel_init(struct nouveau_channel *chan)
802{
803	return 0;
804}
805
806static inline void
807nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
808{
809}
810#endif
811
812/* nouveau_dma.c */
813extern void nouveau_dma_pre_init(struct nouveau_channel *);
814extern int  nouveau_dma_init(struct nouveau_channel *);
815extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
816
817/* nouveau_acpi.c */
818#define ROM_BIOS_PAGE 4096
819#if defined(CONFIG_ACPI)
820void nouveau_register_dsm_handler(void);
821void nouveau_unregister_dsm_handler(void);
822int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
823bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
824int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
825#else
826static inline void nouveau_register_dsm_handler(void) {}
827static inline void nouveau_unregister_dsm_handler(void) {}
828static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
829static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
830static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
831#endif
832
833/* nouveau_backlight.c */
834#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
835extern int nouveau_backlight_init(struct drm_device *);
836extern void nouveau_backlight_exit(struct drm_device *);
837#else
838static inline int nouveau_backlight_init(struct drm_device *dev)
839{
840	return 0;
841}
842
843static inline void nouveau_backlight_exit(struct drm_device *dev) { }
844#endif
845
846/* nouveau_bios.c */
847extern int nouveau_bios_init(struct drm_device *);
848extern void nouveau_bios_takedown(struct drm_device *dev);
849extern int nouveau_run_vbios_init(struct drm_device *);
850extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
851					struct dcb_entry *);
852extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
853						      enum dcb_gpio_tag);
854extern struct dcb_connector_table_entry *
855nouveau_bios_connector_entry(struct drm_device *, int index);
856extern u32 get_pll_register(struct drm_device *, enum pll_types);
857extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
858			  struct pll_lims *);
859extern int nouveau_bios_run_display_table(struct drm_device *,
860					  struct dcb_entry *,
861					  uint32_t script, int pxclk);
862extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
863				   int *length);
864extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
865extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
866extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
867					 bool *dl, bool *if_is_24bit);
868extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
869			  int head, int pxclk);
870extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
871			    enum LVDS_script, int pxclk);
872
873/* nouveau_ttm.c */
874int nouveau_ttm_global_init(struct drm_nouveau_private *);
875void nouveau_ttm_global_release(struct drm_nouveau_private *);
876int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
877
878/* nouveau_dp.c */
879int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
880		     uint8_t *data, int data_nr);
881bool nouveau_dp_detect(struct drm_encoder *);
882bool nouveau_dp_link_train(struct drm_encoder *);
883
884/* nv04_fb.c */
885extern int  nv04_fb_init(struct drm_device *);
886extern void nv04_fb_takedown(struct drm_device *);
887
888/* nv10_fb.c */
889extern int  nv10_fb_init(struct drm_device *);
890extern void nv10_fb_takedown(struct drm_device *);
891extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
892				      uint32_t, uint32_t);
893
894/* nv30_fb.c */
895extern int  nv30_fb_init(struct drm_device *);
896extern void nv30_fb_takedown(struct drm_device *);
897
898/* nv40_fb.c */
899extern int  nv40_fb_init(struct drm_device *);
900extern void nv40_fb_takedown(struct drm_device *);
901extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
902				      uint32_t, uint32_t);
903/* nv50_fb.c */
904extern int  nv50_fb_init(struct drm_device *);
905extern void nv50_fb_takedown(struct drm_device *);
906extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
907
908/* nvc0_fb.c */
909extern int  nvc0_fb_init(struct drm_device *);
910extern void nvc0_fb_takedown(struct drm_device *);
911
912/* nv04_fifo.c */
913extern int  nv04_fifo_init(struct drm_device *);
914extern void nv04_fifo_disable(struct drm_device *);
915extern void nv04_fifo_enable(struct drm_device *);
916extern bool nv04_fifo_reassign(struct drm_device *, bool);
917extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
918extern int  nv04_fifo_channel_id(struct drm_device *);
919extern int  nv04_fifo_create_context(struct nouveau_channel *);
920extern void nv04_fifo_destroy_context(struct nouveau_channel *);
921extern int  nv04_fifo_load_context(struct nouveau_channel *);
922extern int  nv04_fifo_unload_context(struct drm_device *);
923
924/* nv10_fifo.c */
925extern int  nv10_fifo_init(struct drm_device *);
926extern int  nv10_fifo_channel_id(struct drm_device *);
927extern int  nv10_fifo_create_context(struct nouveau_channel *);
928extern void nv10_fifo_destroy_context(struct nouveau_channel *);
929extern int  nv10_fifo_load_context(struct nouveau_channel *);
930extern int  nv10_fifo_unload_context(struct drm_device *);
931
932/* nv40_fifo.c */
933extern int  nv40_fifo_init(struct drm_device *);
934extern int  nv40_fifo_create_context(struct nouveau_channel *);
935extern void nv40_fifo_destroy_context(struct nouveau_channel *);
936extern int  nv40_fifo_load_context(struct nouveau_channel *);
937extern int  nv40_fifo_unload_context(struct drm_device *);
938
939/* nv50_fifo.c */
940extern int  nv50_fifo_init(struct drm_device *);
941extern void nv50_fifo_takedown(struct drm_device *);
942extern int  nv50_fifo_channel_id(struct drm_device *);
943extern int  nv50_fifo_create_context(struct nouveau_channel *);
944extern void nv50_fifo_destroy_context(struct nouveau_channel *);
945extern int  nv50_fifo_load_context(struct nouveau_channel *);
946extern int  nv50_fifo_unload_context(struct drm_device *);
947
948/* nvc0_fifo.c */
949extern int  nvc0_fifo_init(struct drm_device *);
950extern void nvc0_fifo_takedown(struct drm_device *);
951extern void nvc0_fifo_disable(struct drm_device *);
952extern void nvc0_fifo_enable(struct drm_device *);
953extern bool nvc0_fifo_reassign(struct drm_device *, bool);
954extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
955extern int  nvc0_fifo_channel_id(struct drm_device *);
956extern int  nvc0_fifo_create_context(struct nouveau_channel *);
957extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
958extern int  nvc0_fifo_load_context(struct nouveau_channel *);
959extern int  nvc0_fifo_unload_context(struct drm_device *);
960
961/* nv04_graph.c */
962extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
963extern int  nv04_graph_init(struct drm_device *);
964extern void nv04_graph_takedown(struct drm_device *);
965extern void nv04_graph_fifo_access(struct drm_device *, bool);
966extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
967extern int  nv04_graph_create_context(struct nouveau_channel *);
968extern void nv04_graph_destroy_context(struct nouveau_channel *);
969extern int  nv04_graph_load_context(struct nouveau_channel *);
970extern int  nv04_graph_unload_context(struct drm_device *);
971extern void nv04_graph_context_switch(struct drm_device *);
972
973/* nv10_graph.c */
974extern struct nouveau_pgraph_object_class nv10_graph_grclass[];
975extern int  nv10_graph_init(struct drm_device *);
976extern void nv10_graph_takedown(struct drm_device *);
977extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
978extern int  nv10_graph_create_context(struct nouveau_channel *);
979extern void nv10_graph_destroy_context(struct nouveau_channel *);
980extern int  nv10_graph_load_context(struct nouveau_channel *);
981extern int  nv10_graph_unload_context(struct drm_device *);
982extern void nv10_graph_context_switch(struct drm_device *);
983extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
984					 uint32_t, uint32_t);
985
986/* nv20_graph.c */
987extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
988extern struct nouveau_pgraph_object_class nv30_graph_grclass[];
989extern int  nv20_graph_create_context(struct nouveau_channel *);
990extern void nv20_graph_destroy_context(struct nouveau_channel *);
991extern int  nv20_graph_load_context(struct nouveau_channel *);
992extern int  nv20_graph_unload_context(struct drm_device *);
993extern int  nv20_graph_init(struct drm_device *);
994extern void nv20_graph_takedown(struct drm_device *);
995extern int  nv30_graph_init(struct drm_device *);
996extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
997					 uint32_t, uint32_t);
998
999/* nv40_graph.c */
1000extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
1001extern int  nv40_graph_init(struct drm_device *);
1002extern void nv40_graph_takedown(struct drm_device *);
1003extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1004extern int  nv40_graph_create_context(struct nouveau_channel *);
1005extern void nv40_graph_destroy_context(struct nouveau_channel *);
1006extern int  nv40_graph_load_context(struct nouveau_channel *);
1007extern int  nv40_graph_unload_context(struct drm_device *);
1008extern void nv40_grctx_init(struct nouveau_grctx *);
1009extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1010					 uint32_t, uint32_t);
1011
1012/* nv50_graph.c */
1013extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
1014extern int  nv50_graph_init(struct drm_device *);
1015extern void nv50_graph_takedown(struct drm_device *);
1016extern void nv50_graph_fifo_access(struct drm_device *, bool);
1017extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1018extern int  nv50_graph_create_context(struct nouveau_channel *);
1019extern void nv50_graph_destroy_context(struct nouveau_channel *);
1020extern int  nv50_graph_load_context(struct nouveau_channel *);
1021extern int  nv50_graph_unload_context(struct drm_device *);
1022extern void nv50_graph_context_switch(struct drm_device *);
1023extern int  nv50_grctx_init(struct nouveau_grctx *);
1024
1025/* nvc0_graph.c */
1026extern int  nvc0_graph_init(struct drm_device *);
1027extern void nvc0_graph_takedown(struct drm_device *);
1028extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1029extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1030extern int  nvc0_graph_create_context(struct nouveau_channel *);
1031extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1032extern int  nvc0_graph_load_context(struct nouveau_channel *);
1033extern int  nvc0_graph_unload_context(struct drm_device *);
1034
1035/* nv04_instmem.c */
1036extern int  nv04_instmem_init(struct drm_device *);
1037extern void nv04_instmem_takedown(struct drm_device *);
1038extern int  nv04_instmem_suspend(struct drm_device *);
1039extern void nv04_instmem_resume(struct drm_device *);
1040extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1041				  uint32_t *size);
1042extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1043extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1044extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1045extern void nv04_instmem_flush(struct drm_device *);
1046
1047/* nv50_instmem.c */
1048extern int  nv50_instmem_init(struct drm_device *);
1049extern void nv50_instmem_takedown(struct drm_device *);
1050extern int  nv50_instmem_suspend(struct drm_device *);
1051extern void nv50_instmem_resume(struct drm_device *);
1052extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1053				  uint32_t *size);
1054extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1055extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1056extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1057extern void nv50_instmem_flush(struct drm_device *);
1058extern void nv84_instmem_flush(struct drm_device *);
1059extern void nv50_vm_flush(struct drm_device *, int engine);
1060
1061/* nvc0_instmem.c */
1062extern int  nvc0_instmem_init(struct drm_device *);
1063extern void nvc0_instmem_takedown(struct drm_device *);
1064extern int  nvc0_instmem_suspend(struct drm_device *);
1065extern void nvc0_instmem_resume(struct drm_device *);
1066extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1067				  uint32_t *size);
1068extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1069extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1070extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1071extern void nvc0_instmem_flush(struct drm_device *);
1072
1073/* nv04_mc.c */
1074extern int  nv04_mc_init(struct drm_device *);
1075extern void nv04_mc_takedown(struct drm_device *);
1076
1077/* nv40_mc.c */
1078extern int  nv40_mc_init(struct drm_device *);
1079extern void nv40_mc_takedown(struct drm_device *);
1080
1081/* nv50_mc.c */
1082extern int  nv50_mc_init(struct drm_device *);
1083extern void nv50_mc_takedown(struct drm_device *);
1084
1085/* nv04_timer.c */
1086extern int  nv04_timer_init(struct drm_device *);
1087extern uint64_t nv04_timer_read(struct drm_device *);
1088extern void nv04_timer_takedown(struct drm_device *);
1089
1090extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1091				 unsigned long arg);
1092
1093/* nv04_dac.c */
1094extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1095extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1096extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1097extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1098extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1099
1100/* nv04_dfp.c */
1101extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1102extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1103extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1104			       int head, bool dl);
1105extern void nv04_dfp_disable(struct drm_device *dev, int head);
1106extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1107
1108/* nv04_tv.c */
1109extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1110extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1111
1112/* nv17_tv.c */
1113extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1114
1115/* nv04_display.c */
1116extern int nv04_display_early_init(struct drm_device *);
1117extern void nv04_display_late_takedown(struct drm_device *);
1118extern int nv04_display_create(struct drm_device *);
1119extern int nv04_display_init(struct drm_device *);
1120extern void nv04_display_destroy(struct drm_device *);
1121
1122/* nv04_crtc.c */
1123extern int nv04_crtc_create(struct drm_device *, int index);
1124
1125/* nouveau_bo.c */
1126extern struct ttm_bo_driver nouveau_bo_driver;
1127extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1128			  int size, int align, uint32_t flags,
1129			  uint32_t tile_mode, uint32_t tile_flags,
1130			  bool no_vm, bool mappable, struct nouveau_bo **);
1131extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1132extern int nouveau_bo_unpin(struct nouveau_bo *);
1133extern int nouveau_bo_map(struct nouveau_bo *);
1134extern void nouveau_bo_unmap(struct nouveau_bo *);
1135extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1136				     uint32_t busy);
1137extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1138extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1139extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1140extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1141extern int nouveau_bo_sync_gpu(struct nouveau_bo *, struct nouveau_channel *);
1142
1143/* nouveau_fence.c */
1144struct nouveau_fence;
1145extern int nouveau_fence_init(struct nouveau_channel *);
1146extern void nouveau_fence_fini(struct nouveau_channel *);
1147extern void nouveau_fence_update(struct nouveau_channel *);
1148extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1149			     bool emit);
1150extern int nouveau_fence_emit(struct nouveau_fence *);
1151struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1152extern bool nouveau_fence_signalled(void *obj, void *arg);
1153extern int nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1154extern int nouveau_fence_flush(void *obj, void *arg);
1155extern void nouveau_fence_unref(void **obj);
1156extern void *nouveau_fence_ref(void *obj);
1157
1158/* nouveau_gem.c */
1159extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1160			   int size, int align, uint32_t flags,
1161			   uint32_t tile_mode, uint32_t tile_flags,
1162			   bool no_vm, bool mappable, struct nouveau_bo **);
1163extern int nouveau_gem_object_new(struct drm_gem_object *);
1164extern void nouveau_gem_object_del(struct drm_gem_object *);
1165extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1166				 struct drm_file *);
1167extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1168				     struct drm_file *);
1169extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1170				      struct drm_file *);
1171extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1172				      struct drm_file *);
1173extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1174				  struct drm_file *);
1175
1176/* nv10_gpio.c */
1177int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1178int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1179
1180/* nv50_gpio.c */
1181int nv50_gpio_init(struct drm_device *dev);
1182int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1183int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1184void nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1185
1186/* nv50_calc. */
1187int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1188		  int *N1, int *M1, int *N2, int *M2, int *P);
1189int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1190		   int clk, int *N, int *fN, int *M, int *P);
1191
1192#ifndef ioread32_native
1193#ifdef __BIG_ENDIAN
1194#define ioread16_native ioread16be
1195#define iowrite16_native iowrite16be
1196#define ioread32_native  ioread32be
1197#define iowrite32_native iowrite32be
1198#else /* def __BIG_ENDIAN */
1199#define ioread16_native ioread16
1200#define iowrite16_native iowrite16
1201#define ioread32_native  ioread32
1202#define iowrite32_native iowrite32
1203#endif /* def __BIG_ENDIAN else */
1204#endif /* !ioread32_native */
1205
1206/* channel control reg access */
1207static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1208{
1209	return ioread32_native(chan->user + reg);
1210}
1211
1212static inline void nvchan_wr32(struct nouveau_channel *chan,
1213							unsigned reg, u32 val)
1214{
1215	iowrite32_native(val, chan->user + reg);
1216}
1217
1218/* register access */
1219static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1220{
1221	struct drm_nouveau_private *dev_priv = dev->dev_private;
1222	return ioread32_native(dev_priv->mmio + reg);
1223}
1224
1225static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1226{
1227	struct drm_nouveau_private *dev_priv = dev->dev_private;
1228	iowrite32_native(val, dev_priv->mmio + reg);
1229}
1230
1231static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1232{
1233	u32 tmp = nv_rd32(dev, reg);
1234	nv_wr32(dev, reg, (tmp & ~mask) | val);
1235	return tmp;
1236}
1237
1238static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1239{
1240	struct drm_nouveau_private *dev_priv = dev->dev_private;
1241	return ioread8(dev_priv->mmio + reg);
1242}
1243
1244static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1245{
1246	struct drm_nouveau_private *dev_priv = dev->dev_private;
1247	iowrite8(val, dev_priv->mmio + reg);
1248}
1249
1250#define nv_wait(dev, reg, mask, val) \
1251	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1252
1253/* PRAMIN access */
1254static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1255{
1256	struct drm_nouveau_private *dev_priv = dev->dev_private;
1257	return ioread32_native(dev_priv->ramin + offset);
1258}
1259
1260static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1261{
1262	struct drm_nouveau_private *dev_priv = dev->dev_private;
1263	iowrite32_native(val, dev_priv->ramin + offset);
1264}
1265
1266/* object access */
1267extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1268extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1269
1270/*
1271 * Logging
1272 * Argument d is (struct drm_device *).
1273 */
1274#define NV_PRINTK(level, d, fmt, arg...) \
1275	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1276					pci_name(d->pdev), ##arg)
1277#ifndef NV_DEBUG_NOTRACE
1278#define NV_DEBUG(d, fmt, arg...) do {                                          \
1279	if (drm_debug & DRM_UT_DRIVER) {                                       \
1280		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1281			  __LINE__, ##arg);                                    \
1282	}                                                                      \
1283} while (0)
1284#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1285	if (drm_debug & DRM_UT_KMS) {                                          \
1286		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1287			  __LINE__, ##arg);                                    \
1288	}                                                                      \
1289} while (0)
1290#else
1291#define NV_DEBUG(d, fmt, arg...) do {                                          \
1292	if (drm_debug & DRM_UT_DRIVER)                                         \
1293		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1294} while (0)
1295#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1296	if (drm_debug & DRM_UT_KMS)                                            \
1297		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1298} while (0)
1299#endif
1300#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1301#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1302#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1303#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1304#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1305
1306/* nouveau_reg_debug bitmask */
1307enum {
1308	NOUVEAU_REG_DEBUG_MC             = 0x1,
1309	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1310	NOUVEAU_REG_DEBUG_FB             = 0x4,
1311	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1312	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1313	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1314	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1315	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1316	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1317	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1318};
1319
1320#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1321	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1322		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1323} while (0)
1324
1325static inline bool
1326nv_two_heads(struct drm_device *dev)
1327{
1328	struct drm_nouveau_private *dev_priv = dev->dev_private;
1329	const int impl = dev->pci_device & 0x0ff0;
1330
1331	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1332	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1333		return true;
1334
1335	return false;
1336}
1337
1338static inline bool
1339nv_gf4_disp_arch(struct drm_device *dev)
1340{
1341	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1342}
1343
1344static inline bool
1345nv_two_reg_pll(struct drm_device *dev)
1346{
1347	struct drm_nouveau_private *dev_priv = dev->dev_private;
1348	const int impl = dev->pci_device & 0x0ff0;
1349
1350	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1351		return true;
1352	return false;
1353}
1354
1355static inline bool
1356nv_match_device(struct drm_device *dev, unsigned device,
1357		unsigned sub_vendor, unsigned sub_device)
1358{
1359	return dev->pdev->device == device &&
1360		dev->pdev->subsystem_vendor == sub_vendor &&
1361		dev->pdev->subsystem_device == sub_device;
1362}
1363
1364#define NV_SW                                                        0x0000506e
1365#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1366#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1367#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1368#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1369#define NV_SW_DMA_VBLSEM                                             0x0000018c
1370#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1371#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1372#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1373
1374#endif /* __NOUVEAU_DRV_H__ */
1375