nouveau_drv.h revision de3a6c0a3b642c0c350414d63298a1b19a009290
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_ALLOW_NO_REFS	(1 << 0)
137#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
138#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
139#define NVOBJ_FLAG_FAKE			(1 << 3)
140struct nouveau_gpuobj {
141	struct drm_device *dev;
142	struct list_head list;
143
144	struct nouveau_channel *im_channel;
145	struct drm_mm_node *im_pramin;
146	struct nouveau_bo *im_backing;
147	uint32_t im_backing_start;
148	uint32_t *im_backing_suspend;
149	int im_bound;
150
151	uint32_t flags;
152	int refcount;
153
154	u32 pinst;
155	u32 cinst;
156	u64 vinst;
157
158	uint32_t engine;
159	uint32_t class;
160
161	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
162	void *priv;
163};
164
165struct nouveau_gpuobj_ref {
166	struct list_head list;
167
168	struct nouveau_gpuobj *gpuobj;
169	uint32_t instance;
170
171	struct nouveau_channel *channel;
172	int handle;
173};
174
175struct nouveau_channel {
176	struct drm_device *dev;
177	int id;
178
179	/* owner of this fifo */
180	struct drm_file *file_priv;
181	/* mapping of the fifo itself */
182	struct drm_local_map *map;
183
184	/* mapping of the regs controling the fifo */
185	void __iomem *user;
186	uint32_t user_get;
187	uint32_t user_put;
188
189	/* Fencing */
190	struct {
191		/* lock protects the pending list only */
192		spinlock_t lock;
193		struct list_head pending;
194		uint32_t sequence;
195		uint32_t sequence_ack;
196		atomic_t last_sequence_irq;
197	} fence;
198
199	/* DMA push buffer */
200	struct nouveau_gpuobj_ref *pushbuf;
201	struct nouveau_bo         *pushbuf_bo;
202	uint32_t                   pushbuf_base;
203
204	/* Notifier memory */
205	struct nouveau_bo *notifier_bo;
206	struct drm_mm notifier_heap;
207
208	/* PFIFO context */
209	struct nouveau_gpuobj_ref *ramfc;
210	struct nouveau_gpuobj_ref *cache;
211
212	/* PGRAPH context */
213	/* XXX may be merge 2 pointers as private data ??? */
214	struct nouveau_gpuobj_ref *ramin_grctx;
215	void *pgraph_ctx;
216
217	/* NV50 VM */
218	struct nouveau_gpuobj     *vm_pd;
219	struct nouveau_gpuobj_ref *vm_gart_pt;
220	struct nouveau_gpuobj_ref *vm_vram_pt[NV50_VM_VRAM_NR];
221
222	/* Objects */
223	struct nouveau_gpuobj_ref *ramin; /* Private instmem */
224	struct drm_mm              ramin_heap; /* Private PRAMIN heap */
225	struct nouveau_gpuobj_ref *ramht; /* Hash table */
226	struct list_head           ramht_refs; /* Objects referenced by RAMHT */
227
228	/* GPU object info for stuff used in-kernel (mm_enabled) */
229	uint32_t m2mf_ntfy;
230	uint32_t vram_handle;
231	uint32_t gart_handle;
232	bool accel_done;
233
234	/* Push buffer state (only for drm's channel on !mm_enabled) */
235	struct {
236		int max;
237		int free;
238		int cur;
239		int put;
240		/* access via pushbuf_bo */
241
242		int ib_base;
243		int ib_max;
244		int ib_free;
245		int ib_put;
246	} dma;
247
248	uint32_t sw_subchannel[8];
249
250	struct {
251		struct nouveau_gpuobj *vblsem;
252		uint32_t vblsem_offset;
253		uint32_t vblsem_rval;
254		struct list_head vbl_wait;
255	} nvsw;
256
257	struct {
258		bool active;
259		char name[32];
260		struct drm_info_list info;
261	} debugfs;
262};
263
264struct nouveau_instmem_engine {
265	void	*priv;
266
267	int	(*init)(struct drm_device *dev);
268	void	(*takedown)(struct drm_device *dev);
269	int	(*suspend)(struct drm_device *dev);
270	void	(*resume)(struct drm_device *dev);
271
272	int	(*populate)(struct drm_device *, struct nouveau_gpuobj *,
273			    uint32_t *size);
274	void	(*clear)(struct drm_device *, struct nouveau_gpuobj *);
275	int	(*bind)(struct drm_device *, struct nouveau_gpuobj *);
276	int	(*unbind)(struct drm_device *, struct nouveau_gpuobj *);
277	void	(*flush)(struct drm_device *);
278};
279
280struct nouveau_mc_engine {
281	int  (*init)(struct drm_device *dev);
282	void (*takedown)(struct drm_device *dev);
283};
284
285struct nouveau_timer_engine {
286	int      (*init)(struct drm_device *dev);
287	void     (*takedown)(struct drm_device *dev);
288	uint64_t (*read)(struct drm_device *dev);
289};
290
291struct nouveau_fb_engine {
292	int num_tiles;
293
294	int  (*init)(struct drm_device *dev);
295	void (*takedown)(struct drm_device *dev);
296
297	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
298				 uint32_t size, uint32_t pitch);
299};
300
301struct nouveau_fifo_engine {
302	int  channels;
303
304	struct nouveau_gpuobj_ref *playlist[2];
305	int cur_playlist;
306
307	int  (*init)(struct drm_device *);
308	void (*takedown)(struct drm_device *);
309
310	void (*disable)(struct drm_device *);
311	void (*enable)(struct drm_device *);
312	bool (*reassign)(struct drm_device *, bool enable);
313	bool (*cache_flush)(struct drm_device *dev);
314	bool (*cache_pull)(struct drm_device *dev, bool enable);
315
316	int  (*channel_id)(struct drm_device *);
317
318	int  (*create_context)(struct nouveau_channel *);
319	void (*destroy_context)(struct nouveau_channel *);
320	int  (*load_context)(struct nouveau_channel *);
321	int  (*unload_context)(struct drm_device *);
322};
323
324struct nouveau_pgraph_object_method {
325	int id;
326	int (*exec)(struct nouveau_channel *chan, int grclass, int mthd,
327		      uint32_t data);
328};
329
330struct nouveau_pgraph_object_class {
331	int id;
332	bool software;
333	struct nouveau_pgraph_object_method *methods;
334};
335
336struct nouveau_pgraph_engine {
337	struct nouveau_pgraph_object_class *grclass;
338	bool accel_blocked;
339	int grctx_size;
340
341	/* NV2x/NV3x context table (0x400780) */
342	struct nouveau_gpuobj_ref *ctx_table;
343
344	int  (*init)(struct drm_device *);
345	void (*takedown)(struct drm_device *);
346
347	void (*fifo_access)(struct drm_device *, bool);
348
349	struct nouveau_channel *(*channel)(struct drm_device *);
350	int  (*create_context)(struct nouveau_channel *);
351	void (*destroy_context)(struct nouveau_channel *);
352	int  (*load_context)(struct nouveau_channel *);
353	int  (*unload_context)(struct drm_device *);
354
355	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
356				  uint32_t size, uint32_t pitch);
357};
358
359struct nouveau_display_engine {
360	int (*early_init)(struct drm_device *);
361	void (*late_takedown)(struct drm_device *);
362	int (*create)(struct drm_device *);
363	int (*init)(struct drm_device *);
364	void (*destroy)(struct drm_device *);
365};
366
367struct nouveau_gpio_engine {
368	int  (*init)(struct drm_device *);
369	void (*takedown)(struct drm_device *);
370
371	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
372	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
373
374	void (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
375};
376
377struct nouveau_engine {
378	struct nouveau_instmem_engine instmem;
379	struct nouveau_mc_engine      mc;
380	struct nouveau_timer_engine   timer;
381	struct nouveau_fb_engine      fb;
382	struct nouveau_pgraph_engine  graph;
383	struct nouveau_fifo_engine    fifo;
384	struct nouveau_display_engine display;
385	struct nouveau_gpio_engine    gpio;
386};
387
388struct nouveau_pll_vals {
389	union {
390		struct {
391#ifdef __BIG_ENDIAN
392			uint8_t N1, M1, N2, M2;
393#else
394			uint8_t M1, N1, M2, N2;
395#endif
396		};
397		struct {
398			uint16_t NM1, NM2;
399		} __attribute__((packed));
400	};
401	int log2P;
402
403	int refclk;
404};
405
406enum nv04_fp_display_regs {
407	FP_DISPLAY_END,
408	FP_TOTAL,
409	FP_CRTC,
410	FP_SYNC_START,
411	FP_SYNC_END,
412	FP_VALID_START,
413	FP_VALID_END
414};
415
416struct nv04_crtc_reg {
417	unsigned char MiscOutReg;     /* */
418	uint8_t CRTC[0xa0];
419	uint8_t CR58[0x10];
420	uint8_t Sequencer[5];
421	uint8_t Graphics[9];
422	uint8_t Attribute[21];
423	unsigned char DAC[768];       /* Internal Colorlookuptable */
424
425	/* PCRTC regs */
426	uint32_t fb_start;
427	uint32_t crtc_cfg;
428	uint32_t cursor_cfg;
429	uint32_t gpio_ext;
430	uint32_t crtc_830;
431	uint32_t crtc_834;
432	uint32_t crtc_850;
433	uint32_t crtc_eng_ctrl;
434
435	/* PRAMDAC regs */
436	uint32_t nv10_cursync;
437	struct nouveau_pll_vals pllvals;
438	uint32_t ramdac_gen_ctrl;
439	uint32_t ramdac_630;
440	uint32_t ramdac_634;
441	uint32_t tv_setup;
442	uint32_t tv_vtotal;
443	uint32_t tv_vskew;
444	uint32_t tv_vsync_delay;
445	uint32_t tv_htotal;
446	uint32_t tv_hskew;
447	uint32_t tv_hsync_delay;
448	uint32_t tv_hsync_delay2;
449	uint32_t fp_horiz_regs[7];
450	uint32_t fp_vert_regs[7];
451	uint32_t dither;
452	uint32_t fp_control;
453	uint32_t dither_regs[6];
454	uint32_t fp_debug_0;
455	uint32_t fp_debug_1;
456	uint32_t fp_debug_2;
457	uint32_t fp_margin_color;
458	uint32_t ramdac_8c0;
459	uint32_t ramdac_a20;
460	uint32_t ramdac_a24;
461	uint32_t ramdac_a34;
462	uint32_t ctv_regs[38];
463};
464
465struct nv04_output_reg {
466	uint32_t output;
467	int head;
468};
469
470struct nv04_mode_state {
471	uint32_t bpp;
472	uint32_t width;
473	uint32_t height;
474	uint32_t interlace;
475	uint32_t repaint0;
476	uint32_t repaint1;
477	uint32_t screen;
478	uint32_t scale;
479	uint32_t dither;
480	uint32_t extra;
481	uint32_t fifo;
482	uint32_t pixel;
483	uint32_t horiz;
484	int arbitration0;
485	int arbitration1;
486	uint32_t pll;
487	uint32_t pllB;
488	uint32_t vpll;
489	uint32_t vpll2;
490	uint32_t vpllB;
491	uint32_t vpll2B;
492	uint32_t pllsel;
493	uint32_t sel_clk;
494	uint32_t general;
495	uint32_t crtcOwner;
496	uint32_t head;
497	uint32_t head2;
498	uint32_t cursorConfig;
499	uint32_t cursor0;
500	uint32_t cursor1;
501	uint32_t cursor2;
502	uint32_t timingH;
503	uint32_t timingV;
504	uint32_t displayV;
505	uint32_t crtcSync;
506
507	struct nv04_crtc_reg crtc_reg[2];
508};
509
510enum nouveau_card_type {
511	NV_04      = 0x00,
512	NV_10      = 0x10,
513	NV_20      = 0x20,
514	NV_30      = 0x30,
515	NV_40      = 0x40,
516	NV_50      = 0x50,
517	NV_C0      = 0xc0,
518};
519
520struct drm_nouveau_private {
521	struct drm_device *dev;
522
523	/* the card type, takes NV_* as values */
524	enum nouveau_card_type card_type;
525	/* exact chipset, derived from NV_PMC_BOOT_0 */
526	int chipset;
527	int flags;
528
529	void __iomem *mmio;
530	void __iomem *ramin;
531	uint32_t ramin_size;
532
533	struct nouveau_bo *vga_ram;
534
535	struct workqueue_struct *wq;
536	struct work_struct irq_work;
537	struct work_struct hpd_work;
538
539	struct list_head vbl_waiting;
540
541	struct {
542		struct drm_global_reference mem_global_ref;
543		struct ttm_bo_global_ref bo_global_ref;
544		struct ttm_bo_device bdev;
545		atomic_t validate_sequence;
546	} ttm;
547
548	int fifo_alloc_count;
549	struct nouveau_channel *fifos[NOUVEAU_MAX_CHANNEL_NR];
550
551	struct nouveau_engine engine;
552	struct nouveau_channel *channel;
553
554	/* For PFIFO and PGRAPH. */
555	spinlock_t context_switch_lock;
556
557	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
558	struct nouveau_gpuobj *ramht;
559	uint32_t ramin_rsvd_vram;
560	uint32_t ramht_offset;
561	uint32_t ramht_size;
562	uint32_t ramht_bits;
563	uint32_t ramfc_offset;
564	uint32_t ramfc_size;
565	uint32_t ramro_offset;
566	uint32_t ramro_size;
567
568	struct {
569		enum {
570			NOUVEAU_GART_NONE = 0,
571			NOUVEAU_GART_AGP,
572			NOUVEAU_GART_SGDMA
573		} type;
574		uint64_t aper_base;
575		uint64_t aper_size;
576		uint64_t aper_free;
577
578		struct nouveau_gpuobj *sg_ctxdma;
579		struct page *sg_dummy_page;
580		dma_addr_t sg_dummy_bus;
581	} gart_info;
582
583	/* nv10-nv40 tiling regions */
584	struct {
585		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
586		spinlock_t lock;
587	} tile;
588
589	/* VRAM/fb configuration */
590	uint64_t vram_size;
591	uint64_t vram_sys_base;
592
593	uint64_t fb_phys;
594	uint64_t fb_available_size;
595	uint64_t fb_mappable_pages;
596	uint64_t fb_aper_free;
597	int fb_mtrr;
598
599	/* G8x/G9x virtual address space */
600	uint64_t vm_gart_base;
601	uint64_t vm_gart_size;
602	uint64_t vm_vram_base;
603	uint64_t vm_vram_size;
604	uint64_t vm_end;
605	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
606	int vm_vram_pt_nr;
607
608	struct drm_mm ramin_heap;
609
610	struct list_head gpuobj_list;
611
612	struct nvbios vbios;
613
614	struct nv04_mode_state mode_reg;
615	struct nv04_mode_state saved_reg;
616	uint32_t saved_vga_font[4][16384];
617	uint32_t crtc_owner;
618	uint32_t dac_users[4];
619
620	struct nouveau_suspend_resume {
621		uint32_t *ramin_copy;
622	} susres;
623
624	struct backlight_device *backlight;
625
626	struct nouveau_channel *evo;
627	struct {
628		struct dcb_entry *dcb;
629		u16 script;
630		u32 pclk;
631	} evo_irq;
632
633	struct {
634		struct dentry *channel_root;
635	} debugfs;
636
637	struct nouveau_fbdev *nfbdev;
638	struct apertures_struct *apertures;
639};
640
641static inline struct drm_nouveau_private *
642nouveau_bdev(struct ttm_bo_device *bd)
643{
644	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
645}
646
647static inline int
648nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
649{
650	struct nouveau_bo *prev;
651
652	if (!pnvbo)
653		return -EINVAL;
654	prev = *pnvbo;
655
656	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
657	if (prev) {
658		struct ttm_buffer_object *bo = &prev->bo;
659
660		ttm_bo_unref(&bo);
661	}
662
663	return 0;
664}
665
666#define NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(id, cl, ch) do {    \
667	struct drm_nouveau_private *nv = dev->dev_private;       \
668	if (!nouveau_channel_owner(dev, (cl), (id))) {           \
669		NV_ERROR(dev, "pid %d doesn't own channel %d\n", \
670			 DRM_CURRENTPID, (id));                  \
671		return -EPERM;                                   \
672	}                                                        \
673	(ch) = nv->fifos[(id)];                                  \
674} while (0)
675
676/* nouveau_drv.c */
677extern int nouveau_noagp;
678extern int nouveau_duallink;
679extern int nouveau_uscript_lvds;
680extern int nouveau_uscript_tmds;
681extern int nouveau_vram_pushbuf;
682extern int nouveau_vram_notify;
683extern int nouveau_fbpercrtc;
684extern int nouveau_tv_disable;
685extern char *nouveau_tv_norm;
686extern int nouveau_reg_debug;
687extern char *nouveau_vbios;
688extern int nouveau_ignorelid;
689extern int nouveau_nofbaccel;
690extern int nouveau_noaccel;
691extern int nouveau_override_conntype;
692
693extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
694extern int nouveau_pci_resume(struct pci_dev *pdev);
695
696/* nouveau_state.c */
697extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
698extern int  nouveau_load(struct drm_device *, unsigned long flags);
699extern int  nouveau_firstopen(struct drm_device *);
700extern void nouveau_lastclose(struct drm_device *);
701extern int  nouveau_unload(struct drm_device *);
702extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
703				   struct drm_file *);
704extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
705				   struct drm_file *);
706extern bool nouveau_wait_until(struct drm_device *, uint64_t timeout,
707			       uint32_t reg, uint32_t mask, uint32_t val);
708extern bool nouveau_wait_for_idle(struct drm_device *);
709extern int  nouveau_card_init(struct drm_device *);
710
711/* nouveau_mem.c */
712extern int  nouveau_mem_detect(struct drm_device *dev);
713extern int  nouveau_mem_init(struct drm_device *);
714extern int  nouveau_mem_init_agp(struct drm_device *);
715extern int  nouveau_mem_reset_agp(struct drm_device *);
716extern void nouveau_mem_close(struct drm_device *);
717extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
718						    uint32_t addr,
719						    uint32_t size,
720						    uint32_t pitch);
721extern void nv10_mem_expire_tiling(struct drm_device *dev,
722				   struct nouveau_tile_reg *tile,
723				   struct nouveau_fence *fence);
724extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
725				    uint32_t size, uint32_t flags,
726				    uint64_t phys);
727extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
728			       uint32_t size);
729
730/* nouveau_notifier.c */
731extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
732extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
733extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
734				   int cout, uint32_t *offset);
735extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
736extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
737					 struct drm_file *);
738extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
739					struct drm_file *);
740
741/* nouveau_channel.c */
742extern struct drm_ioctl_desc nouveau_ioctls[];
743extern int nouveau_max_ioctl;
744extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
745extern int  nouveau_channel_owner(struct drm_device *, struct drm_file *,
746				  int channel);
747extern int  nouveau_channel_alloc(struct drm_device *dev,
748				  struct nouveau_channel **chan,
749				  struct drm_file *file_priv,
750				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
751extern void nouveau_channel_free(struct nouveau_channel *);
752
753/* nouveau_object.c */
754extern int  nouveau_gpuobj_early_init(struct drm_device *);
755extern int  nouveau_gpuobj_init(struct drm_device *);
756extern void nouveau_gpuobj_takedown(struct drm_device *);
757extern void nouveau_gpuobj_late_takedown(struct drm_device *);
758extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
759extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
760extern void nouveau_gpuobj_resume(struct drm_device *dev);
761extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
762				       uint32_t vram_h, uint32_t tt_h);
763extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
764extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
765			      uint32_t size, int align, uint32_t flags,
766			      struct nouveau_gpuobj **);
767extern int nouveau_gpuobj_del(struct drm_device *, struct nouveau_gpuobj **);
768extern int nouveau_gpuobj_ref_add(struct drm_device *, struct nouveau_channel *,
769				  uint32_t handle, struct nouveau_gpuobj *,
770				  struct nouveau_gpuobj_ref **);
771extern int nouveau_gpuobj_ref_del(struct drm_device *,
772				  struct nouveau_gpuobj_ref **);
773extern int nouveau_gpuobj_ref_find(struct nouveau_channel *, uint32_t handle,
774				   struct nouveau_gpuobj_ref **ref_ret);
775extern int nouveau_gpuobj_new_ref(struct drm_device *,
776				  struct nouveau_channel *alloc_chan,
777				  struct nouveau_channel *ref_chan,
778				  uint32_t handle, uint32_t size, int align,
779				  uint32_t flags, struct nouveau_gpuobj_ref **);
780extern int nouveau_gpuobj_new_fake(struct drm_device *,
781				   uint32_t p_offset, uint32_t b_offset,
782				   uint32_t size, uint32_t flags,
783				   struct nouveau_gpuobj **,
784				   struct nouveau_gpuobj_ref**);
785extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
786				  uint64_t offset, uint64_t size, int access,
787				  int target, struct nouveau_gpuobj **);
788extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
789				       uint64_t offset, uint64_t size,
790				       int access, struct nouveau_gpuobj **,
791				       uint32_t *o_ret);
792extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
793				 struct nouveau_gpuobj **);
794extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
795				 struct nouveau_gpuobj **);
796extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
797				     struct drm_file *);
798extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
799				     struct drm_file *);
800
801/* nouveau_irq.c */
802extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
803extern void        nouveau_irq_preinstall(struct drm_device *);
804extern int         nouveau_irq_postinstall(struct drm_device *);
805extern void        nouveau_irq_uninstall(struct drm_device *);
806
807/* nouveau_sgdma.c */
808extern int nouveau_sgdma_init(struct drm_device *);
809extern void nouveau_sgdma_takedown(struct drm_device *);
810extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
811				  uint32_t *page);
812extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
813
814/* nouveau_debugfs.c */
815#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
816extern int  nouveau_debugfs_init(struct drm_minor *);
817extern void nouveau_debugfs_takedown(struct drm_minor *);
818extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
819extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
820#else
821static inline int
822nouveau_debugfs_init(struct drm_minor *minor)
823{
824	return 0;
825}
826
827static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
828{
829}
830
831static inline int
832nouveau_debugfs_channel_init(struct nouveau_channel *chan)
833{
834	return 0;
835}
836
837static inline void
838nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
839{
840}
841#endif
842
843/* nouveau_dma.c */
844extern void nouveau_dma_pre_init(struct nouveau_channel *);
845extern int  nouveau_dma_init(struct nouveau_channel *);
846extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
847
848/* nouveau_acpi.c */
849#define ROM_BIOS_PAGE 4096
850#if defined(CONFIG_ACPI)
851void nouveau_register_dsm_handler(void);
852void nouveau_unregister_dsm_handler(void);
853int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
854bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
855int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
856#else
857static inline void nouveau_register_dsm_handler(void) {}
858static inline void nouveau_unregister_dsm_handler(void) {}
859static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
860static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
861static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
862#endif
863
864/* nouveau_backlight.c */
865#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
866extern int nouveau_backlight_init(struct drm_device *);
867extern void nouveau_backlight_exit(struct drm_device *);
868#else
869static inline int nouveau_backlight_init(struct drm_device *dev)
870{
871	return 0;
872}
873
874static inline void nouveau_backlight_exit(struct drm_device *dev) { }
875#endif
876
877/* nouveau_bios.c */
878extern int nouveau_bios_init(struct drm_device *);
879extern void nouveau_bios_takedown(struct drm_device *dev);
880extern int nouveau_run_vbios_init(struct drm_device *);
881extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
882					struct dcb_entry *);
883extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
884						      enum dcb_gpio_tag);
885extern struct dcb_connector_table_entry *
886nouveau_bios_connector_entry(struct drm_device *, int index);
887extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
888			  struct pll_lims *);
889extern int nouveau_bios_run_display_table(struct drm_device *,
890					  struct dcb_entry *,
891					  uint32_t script, int pxclk);
892extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
893				   int *length);
894extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
895extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
896extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
897					 bool *dl, bool *if_is_24bit);
898extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
899			  int head, int pxclk);
900extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
901			    enum LVDS_script, int pxclk);
902
903/* nouveau_ttm.c */
904int nouveau_ttm_global_init(struct drm_nouveau_private *);
905void nouveau_ttm_global_release(struct drm_nouveau_private *);
906int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
907
908/* nouveau_dp.c */
909int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
910		     uint8_t *data, int data_nr);
911bool nouveau_dp_detect(struct drm_encoder *);
912bool nouveau_dp_link_train(struct drm_encoder *);
913
914/* nv04_fb.c */
915extern int  nv04_fb_init(struct drm_device *);
916extern void nv04_fb_takedown(struct drm_device *);
917
918/* nv10_fb.c */
919extern int  nv10_fb_init(struct drm_device *);
920extern void nv10_fb_takedown(struct drm_device *);
921extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
922				      uint32_t, uint32_t);
923
924/* nv30_fb.c */
925extern int  nv30_fb_init(struct drm_device *);
926extern void nv30_fb_takedown(struct drm_device *);
927
928/* nv40_fb.c */
929extern int  nv40_fb_init(struct drm_device *);
930extern void nv40_fb_takedown(struct drm_device *);
931extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
932				      uint32_t, uint32_t);
933
934/* nv50_fb.c */
935extern int  nv50_fb_init(struct drm_device *);
936extern void nv50_fb_takedown(struct drm_device *);
937
938/* nvc0_fb.c */
939extern int  nvc0_fb_init(struct drm_device *);
940extern void nvc0_fb_takedown(struct drm_device *);
941
942/* nv04_fifo.c */
943extern int  nv04_fifo_init(struct drm_device *);
944extern void nv04_fifo_disable(struct drm_device *);
945extern void nv04_fifo_enable(struct drm_device *);
946extern bool nv04_fifo_reassign(struct drm_device *, bool);
947extern bool nv04_fifo_cache_flush(struct drm_device *);
948extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
949extern int  nv04_fifo_channel_id(struct drm_device *);
950extern int  nv04_fifo_create_context(struct nouveau_channel *);
951extern void nv04_fifo_destroy_context(struct nouveau_channel *);
952extern int  nv04_fifo_load_context(struct nouveau_channel *);
953extern int  nv04_fifo_unload_context(struct drm_device *);
954
955/* nv10_fifo.c */
956extern int  nv10_fifo_init(struct drm_device *);
957extern int  nv10_fifo_channel_id(struct drm_device *);
958extern int  nv10_fifo_create_context(struct nouveau_channel *);
959extern void nv10_fifo_destroy_context(struct nouveau_channel *);
960extern int  nv10_fifo_load_context(struct nouveau_channel *);
961extern int  nv10_fifo_unload_context(struct drm_device *);
962
963/* nv40_fifo.c */
964extern int  nv40_fifo_init(struct drm_device *);
965extern int  nv40_fifo_create_context(struct nouveau_channel *);
966extern void nv40_fifo_destroy_context(struct nouveau_channel *);
967extern int  nv40_fifo_load_context(struct nouveau_channel *);
968extern int  nv40_fifo_unload_context(struct drm_device *);
969
970/* nv50_fifo.c */
971extern int  nv50_fifo_init(struct drm_device *);
972extern void nv50_fifo_takedown(struct drm_device *);
973extern int  nv50_fifo_channel_id(struct drm_device *);
974extern int  nv50_fifo_create_context(struct nouveau_channel *);
975extern void nv50_fifo_destroy_context(struct nouveau_channel *);
976extern int  nv50_fifo_load_context(struct nouveau_channel *);
977extern int  nv50_fifo_unload_context(struct drm_device *);
978
979/* nvc0_fifo.c */
980extern int  nvc0_fifo_init(struct drm_device *);
981extern void nvc0_fifo_takedown(struct drm_device *);
982extern void nvc0_fifo_disable(struct drm_device *);
983extern void nvc0_fifo_enable(struct drm_device *);
984extern bool nvc0_fifo_reassign(struct drm_device *, bool);
985extern bool nvc0_fifo_cache_flush(struct drm_device *);
986extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
987extern int  nvc0_fifo_channel_id(struct drm_device *);
988extern int  nvc0_fifo_create_context(struct nouveau_channel *);
989extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
990extern int  nvc0_fifo_load_context(struct nouveau_channel *);
991extern int  nvc0_fifo_unload_context(struct drm_device *);
992
993/* nv04_graph.c */
994extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
995extern int  nv04_graph_init(struct drm_device *);
996extern void nv04_graph_takedown(struct drm_device *);
997extern void nv04_graph_fifo_access(struct drm_device *, bool);
998extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
999extern int  nv04_graph_create_context(struct nouveau_channel *);
1000extern void nv04_graph_destroy_context(struct nouveau_channel *);
1001extern int  nv04_graph_load_context(struct nouveau_channel *);
1002extern int  nv04_graph_unload_context(struct drm_device *);
1003extern void nv04_graph_context_switch(struct drm_device *);
1004
1005/* nv10_graph.c */
1006extern struct nouveau_pgraph_object_class nv10_graph_grclass[];
1007extern int  nv10_graph_init(struct drm_device *);
1008extern void nv10_graph_takedown(struct drm_device *);
1009extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1010extern int  nv10_graph_create_context(struct nouveau_channel *);
1011extern void nv10_graph_destroy_context(struct nouveau_channel *);
1012extern int  nv10_graph_load_context(struct nouveau_channel *);
1013extern int  nv10_graph_unload_context(struct drm_device *);
1014extern void nv10_graph_context_switch(struct drm_device *);
1015extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1016					 uint32_t, uint32_t);
1017
1018/* nv20_graph.c */
1019extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
1020extern struct nouveau_pgraph_object_class nv30_graph_grclass[];
1021extern int  nv20_graph_create_context(struct nouveau_channel *);
1022extern void nv20_graph_destroy_context(struct nouveau_channel *);
1023extern int  nv20_graph_load_context(struct nouveau_channel *);
1024extern int  nv20_graph_unload_context(struct drm_device *);
1025extern int  nv20_graph_init(struct drm_device *);
1026extern void nv20_graph_takedown(struct drm_device *);
1027extern int  nv30_graph_init(struct drm_device *);
1028extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1029					 uint32_t, uint32_t);
1030
1031/* nv40_graph.c */
1032extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
1033extern int  nv40_graph_init(struct drm_device *);
1034extern void nv40_graph_takedown(struct drm_device *);
1035extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1036extern int  nv40_graph_create_context(struct nouveau_channel *);
1037extern void nv40_graph_destroy_context(struct nouveau_channel *);
1038extern int  nv40_graph_load_context(struct nouveau_channel *);
1039extern int  nv40_graph_unload_context(struct drm_device *);
1040extern void nv40_grctx_init(struct nouveau_grctx *);
1041extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1042					 uint32_t, uint32_t);
1043
1044/* nv50_graph.c */
1045extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
1046extern int  nv50_graph_init(struct drm_device *);
1047extern void nv50_graph_takedown(struct drm_device *);
1048extern void nv50_graph_fifo_access(struct drm_device *, bool);
1049extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1050extern int  nv50_graph_create_context(struct nouveau_channel *);
1051extern void nv50_graph_destroy_context(struct nouveau_channel *);
1052extern int  nv50_graph_load_context(struct nouveau_channel *);
1053extern int  nv50_graph_unload_context(struct drm_device *);
1054extern void nv50_graph_context_switch(struct drm_device *);
1055extern int  nv50_grctx_init(struct nouveau_grctx *);
1056
1057/* nvc0_graph.c */
1058extern int  nvc0_graph_init(struct drm_device *);
1059extern void nvc0_graph_takedown(struct drm_device *);
1060extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1061extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1062extern int  nvc0_graph_create_context(struct nouveau_channel *);
1063extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1064extern int  nvc0_graph_load_context(struct nouveau_channel *);
1065extern int  nvc0_graph_unload_context(struct drm_device *);
1066
1067/* nv04_instmem.c */
1068extern int  nv04_instmem_init(struct drm_device *);
1069extern void nv04_instmem_takedown(struct drm_device *);
1070extern int  nv04_instmem_suspend(struct drm_device *);
1071extern void nv04_instmem_resume(struct drm_device *);
1072extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1073				  uint32_t *size);
1074extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1075extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1076extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1077extern void nv04_instmem_flush(struct drm_device *);
1078
1079/* nv50_instmem.c */
1080extern int  nv50_instmem_init(struct drm_device *);
1081extern void nv50_instmem_takedown(struct drm_device *);
1082extern int  nv50_instmem_suspend(struct drm_device *);
1083extern void nv50_instmem_resume(struct drm_device *);
1084extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1085				  uint32_t *size);
1086extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1087extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1088extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1089extern void nv50_instmem_flush(struct drm_device *);
1090extern void nv84_instmem_flush(struct drm_device *);
1091extern void nv50_vm_flush(struct drm_device *, int engine);
1092
1093/* nvc0_instmem.c */
1094extern int  nvc0_instmem_init(struct drm_device *);
1095extern void nvc0_instmem_takedown(struct drm_device *);
1096extern int  nvc0_instmem_suspend(struct drm_device *);
1097extern void nvc0_instmem_resume(struct drm_device *);
1098extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1099				  uint32_t *size);
1100extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1101extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1102extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1103extern void nvc0_instmem_flush(struct drm_device *);
1104
1105/* nv04_mc.c */
1106extern int  nv04_mc_init(struct drm_device *);
1107extern void nv04_mc_takedown(struct drm_device *);
1108
1109/* nv40_mc.c */
1110extern int  nv40_mc_init(struct drm_device *);
1111extern void nv40_mc_takedown(struct drm_device *);
1112
1113/* nv50_mc.c */
1114extern int  nv50_mc_init(struct drm_device *);
1115extern void nv50_mc_takedown(struct drm_device *);
1116
1117/* nv04_timer.c */
1118extern int  nv04_timer_init(struct drm_device *);
1119extern uint64_t nv04_timer_read(struct drm_device *);
1120extern void nv04_timer_takedown(struct drm_device *);
1121
1122extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1123				 unsigned long arg);
1124
1125/* nv04_dac.c */
1126extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1127extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1128extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1129extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1130extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1131
1132/* nv04_dfp.c */
1133extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1134extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1135extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1136			       int head, bool dl);
1137extern void nv04_dfp_disable(struct drm_device *dev, int head);
1138extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1139
1140/* nv04_tv.c */
1141extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1142extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1143
1144/* nv17_tv.c */
1145extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1146
1147/* nv04_display.c */
1148extern int nv04_display_early_init(struct drm_device *);
1149extern void nv04_display_late_takedown(struct drm_device *);
1150extern int nv04_display_create(struct drm_device *);
1151extern int nv04_display_init(struct drm_device *);
1152extern void nv04_display_destroy(struct drm_device *);
1153
1154/* nv04_crtc.c */
1155extern int nv04_crtc_create(struct drm_device *, int index);
1156
1157/* nouveau_bo.c */
1158extern struct ttm_bo_driver nouveau_bo_driver;
1159extern int nouveau_bo_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_bo_pin(struct nouveau_bo *, uint32_t flags);
1164extern int nouveau_bo_unpin(struct nouveau_bo *);
1165extern int nouveau_bo_map(struct nouveau_bo *);
1166extern void nouveau_bo_unmap(struct nouveau_bo *);
1167extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1168				     uint32_t busy);
1169extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1170extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1171extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1172extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1173extern int nouveau_bo_sync_gpu(struct nouveau_bo *, struct nouveau_channel *);
1174
1175/* nouveau_fence.c */
1176struct nouveau_fence;
1177extern int nouveau_fence_init(struct nouveau_channel *);
1178extern void nouveau_fence_fini(struct nouveau_channel *);
1179extern void nouveau_fence_update(struct nouveau_channel *);
1180extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1181			     bool emit);
1182extern int nouveau_fence_emit(struct nouveau_fence *);
1183struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1184extern bool nouveau_fence_signalled(void *obj, void *arg);
1185extern int nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1186extern int nouveau_fence_flush(void *obj, void *arg);
1187extern void nouveau_fence_unref(void **obj);
1188extern void *nouveau_fence_ref(void *obj);
1189
1190/* nouveau_gem.c */
1191extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1192			   int size, int align, uint32_t flags,
1193			   uint32_t tile_mode, uint32_t tile_flags,
1194			   bool no_vm, bool mappable, struct nouveau_bo **);
1195extern int nouveau_gem_object_new(struct drm_gem_object *);
1196extern void nouveau_gem_object_del(struct drm_gem_object *);
1197extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1198				 struct drm_file *);
1199extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1200				     struct drm_file *);
1201extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1202				      struct drm_file *);
1203extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1204				      struct drm_file *);
1205extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1206				  struct drm_file *);
1207
1208/* nv10_gpio.c */
1209int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1210int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1211
1212/* nv50_gpio.c */
1213int nv50_gpio_init(struct drm_device *dev);
1214int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1215int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1216void nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1217
1218/* nv50_calc. */
1219int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1220		  int *N1, int *M1, int *N2, int *M2, int *P);
1221int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1222		   int clk, int *N, int *fN, int *M, int *P);
1223
1224#ifndef ioread32_native
1225#ifdef __BIG_ENDIAN
1226#define ioread16_native ioread16be
1227#define iowrite16_native iowrite16be
1228#define ioread32_native  ioread32be
1229#define iowrite32_native iowrite32be
1230#else /* def __BIG_ENDIAN */
1231#define ioread16_native ioread16
1232#define iowrite16_native iowrite16
1233#define ioread32_native  ioread32
1234#define iowrite32_native iowrite32
1235#endif /* def __BIG_ENDIAN else */
1236#endif /* !ioread32_native */
1237
1238/* channel control reg access */
1239static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1240{
1241	return ioread32_native(chan->user + reg);
1242}
1243
1244static inline void nvchan_wr32(struct nouveau_channel *chan,
1245							unsigned reg, u32 val)
1246{
1247	iowrite32_native(val, chan->user + reg);
1248}
1249
1250/* register access */
1251static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1252{
1253	struct drm_nouveau_private *dev_priv = dev->dev_private;
1254	return ioread32_native(dev_priv->mmio + reg);
1255}
1256
1257static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1258{
1259	struct drm_nouveau_private *dev_priv = dev->dev_private;
1260	iowrite32_native(val, dev_priv->mmio + reg);
1261}
1262
1263static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1264{
1265	u32 tmp = nv_rd32(dev, reg);
1266	nv_wr32(dev, reg, (tmp & ~mask) | val);
1267	return tmp;
1268}
1269
1270static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1271{
1272	struct drm_nouveau_private *dev_priv = dev->dev_private;
1273	return ioread8(dev_priv->mmio + reg);
1274}
1275
1276static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1277{
1278	struct drm_nouveau_private *dev_priv = dev->dev_private;
1279	iowrite8(val, dev_priv->mmio + reg);
1280}
1281
1282#define nv_wait(reg, mask, val) \
1283	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1284
1285/* PRAMIN access */
1286static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1287{
1288	struct drm_nouveau_private *dev_priv = dev->dev_private;
1289	return ioread32_native(dev_priv->ramin + offset);
1290}
1291
1292static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1293{
1294	struct drm_nouveau_private *dev_priv = dev->dev_private;
1295	iowrite32_native(val, dev_priv->ramin + offset);
1296}
1297
1298/* object access */
1299extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1300extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1301
1302/*
1303 * Logging
1304 * Argument d is (struct drm_device *).
1305 */
1306#define NV_PRINTK(level, d, fmt, arg...) \
1307	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1308					pci_name(d->pdev), ##arg)
1309#ifndef NV_DEBUG_NOTRACE
1310#define NV_DEBUG(d, fmt, arg...) do {                                          \
1311	if (drm_debug & DRM_UT_DRIVER) {                                       \
1312		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1313			  __LINE__, ##arg);                                    \
1314	}                                                                      \
1315} while (0)
1316#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1317	if (drm_debug & DRM_UT_KMS) {                                          \
1318		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1319			  __LINE__, ##arg);                                    \
1320	}                                                                      \
1321} while (0)
1322#else
1323#define NV_DEBUG(d, fmt, arg...) do {                                          \
1324	if (drm_debug & DRM_UT_DRIVER)                                         \
1325		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1326} while (0)
1327#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1328	if (drm_debug & DRM_UT_KMS)                                            \
1329		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1330} while (0)
1331#endif
1332#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1333#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1334#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1335#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1336#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1337
1338/* nouveau_reg_debug bitmask */
1339enum {
1340	NOUVEAU_REG_DEBUG_MC             = 0x1,
1341	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1342	NOUVEAU_REG_DEBUG_FB             = 0x4,
1343	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1344	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1345	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1346	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1347	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1348	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1349	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1350};
1351
1352#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1353	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1354		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1355} while (0)
1356
1357static inline bool
1358nv_two_heads(struct drm_device *dev)
1359{
1360	struct drm_nouveau_private *dev_priv = dev->dev_private;
1361	const int impl = dev->pci_device & 0x0ff0;
1362
1363	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1364	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1365		return true;
1366
1367	return false;
1368}
1369
1370static inline bool
1371nv_gf4_disp_arch(struct drm_device *dev)
1372{
1373	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1374}
1375
1376static inline bool
1377nv_two_reg_pll(struct drm_device *dev)
1378{
1379	struct drm_nouveau_private *dev_priv = dev->dev_private;
1380	const int impl = dev->pci_device & 0x0ff0;
1381
1382	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1383		return true;
1384	return false;
1385}
1386
1387static inline bool
1388nv_match_device(struct drm_device *dev, unsigned device,
1389		unsigned sub_vendor, unsigned sub_device)
1390{
1391	return dev->pdev->device == device &&
1392		dev->pdev->subsystem_vendor == sub_vendor &&
1393		dev->pdev->subsystem_device == sub_device;
1394}
1395
1396#define NV_SW                                                        0x0000506e
1397#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1398#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1399#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1400#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1401#define NV_SW_DMA_VBLSEM                                             0x0000018c
1402#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1403#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1404#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1405
1406#endif /* __NOUVEAU_DRV_H__ */
1407