nouveau_drv.h revision feeb0aecfb73b5b7699c0a85ba1650e6f9c50be2
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	int pin_refcnt;
100};
101
102#define nouveau_bo_tile_layout(nvbo)				\
103	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
104
105static inline struct nouveau_bo *
106nouveau_bo(struct ttm_buffer_object *bo)
107{
108	return container_of(bo, struct nouveau_bo, bo);
109}
110
111static inline struct nouveau_bo *
112nouveau_gem_object(struct drm_gem_object *gem)
113{
114	return gem ? gem->driver_private : NULL;
115}
116
117/* TODO: submit equivalent to TTM generic API upstream? */
118static inline void __iomem *
119nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
120{
121	bool is_iomem;
122	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
123						&nvbo->kmap, &is_iomem);
124	WARN_ON_ONCE(ioptr && !is_iomem);
125	return ioptr;
126}
127
128enum nouveau_flags {
129	NV_NFORCE   = 0x10000000,
130	NV_NFORCE2  = 0x20000000
131};
132
133#define NVOBJ_ENGINE_SW		0
134#define NVOBJ_ENGINE_GR		1
135#define NVOBJ_ENGINE_DISPLAY	2
136#define NVOBJ_ENGINE_INT	0xdeadbeef
137
138#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
139#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
140struct nouveau_gpuobj {
141	struct drm_device *dev;
142	struct kref refcount;
143	struct list_head list;
144
145	struct drm_mm_node *im_pramin;
146	struct nouveau_bo *im_backing;
147	uint32_t *im_backing_suspend;
148	int im_bound;
149
150	uint32_t flags;
151
152	u32 size;
153	u32 pinst;
154	u32 cinst;
155	u64 vinst;
156
157	uint32_t engine;
158	uint32_t class;
159
160	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
161	void *priv;
162};
163
164struct nouveau_channel {
165	struct drm_device *dev;
166	int id;
167
168	atomic_t refcount;
169	struct mutex mutex;
170
171	/* owner of this fifo */
172	struct drm_file *file_priv;
173	/* mapping of the fifo itself */
174	struct drm_local_map *map;
175
176	/* mapping of the regs controling the fifo */
177	void __iomem *user;
178	uint32_t user_get;
179	uint32_t user_put;
180
181	/* Fencing */
182	struct {
183		/* lock protects the pending list only */
184		spinlock_t lock;
185		struct list_head pending;
186		uint32_t sequence;
187		uint32_t sequence_ack;
188		atomic_t last_sequence_irq;
189	} fence;
190
191	/* DMA push buffer */
192	struct nouveau_gpuobj *pushbuf;
193	struct nouveau_bo     *pushbuf_bo;
194	uint32_t               pushbuf_base;
195
196	/* Notifier memory */
197	struct nouveau_bo *notifier_bo;
198	struct drm_mm notifier_heap;
199
200	/* PFIFO context */
201	struct nouveau_gpuobj *ramfc;
202	struct nouveau_gpuobj *cache;
203
204	/* PGRAPH context */
205	/* XXX may be merge 2 pointers as private data ??? */
206	struct nouveau_gpuobj *ramin_grctx;
207	void *pgraph_ctx;
208
209	/* NV50 VM */
210	struct nouveau_gpuobj *vm_pd;
211	struct nouveau_gpuobj *vm_gart_pt;
212	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
213
214	/* Objects */
215	struct nouveau_gpuobj *ramin; /* Private instmem */
216	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
217	struct nouveau_ramht  *ramht; /* Hash table */
218
219	/* GPU object info for stuff used in-kernel (mm_enabled) */
220	uint32_t m2mf_ntfy;
221	uint32_t vram_handle;
222	uint32_t gart_handle;
223	bool accel_done;
224
225	/* Push buffer state (only for drm's channel on !mm_enabled) */
226	struct {
227		int max;
228		int free;
229		int cur;
230		int put;
231		/* access via pushbuf_bo */
232
233		int ib_base;
234		int ib_max;
235		int ib_free;
236		int ib_put;
237	} dma;
238
239	uint32_t sw_subchannel[8];
240
241	struct {
242		struct nouveau_gpuobj *vblsem;
243		uint32_t vblsem_offset;
244		uint32_t vblsem_rval;
245		struct list_head vbl_wait;
246	} nvsw;
247
248	struct {
249		bool active;
250		char name[32];
251		struct drm_info_list info;
252	} debugfs;
253};
254
255struct nouveau_instmem_engine {
256	void	*priv;
257
258	int	(*init)(struct drm_device *dev);
259	void	(*takedown)(struct drm_device *dev);
260	int	(*suspend)(struct drm_device *dev);
261	void	(*resume)(struct drm_device *dev);
262
263	int	(*populate)(struct drm_device *, struct nouveau_gpuobj *,
264			    uint32_t *size);
265	void	(*clear)(struct drm_device *, struct nouveau_gpuobj *);
266	int	(*bind)(struct drm_device *, struct nouveau_gpuobj *);
267	int	(*unbind)(struct drm_device *, struct nouveau_gpuobj *);
268	void	(*flush)(struct drm_device *);
269};
270
271struct nouveau_mc_engine {
272	int  (*init)(struct drm_device *dev);
273	void (*takedown)(struct drm_device *dev);
274};
275
276struct nouveau_timer_engine {
277	int      (*init)(struct drm_device *dev);
278	void     (*takedown)(struct drm_device *dev);
279	uint64_t (*read)(struct drm_device *dev);
280};
281
282struct nouveau_fb_engine {
283	int num_tiles;
284
285	int  (*init)(struct drm_device *dev);
286	void (*takedown)(struct drm_device *dev);
287
288	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
289				 uint32_t size, uint32_t pitch);
290};
291
292struct nouveau_fifo_engine {
293	int  channels;
294
295	struct nouveau_gpuobj *playlist[2];
296	int cur_playlist;
297
298	int  (*init)(struct drm_device *);
299	void (*takedown)(struct drm_device *);
300
301	void (*disable)(struct drm_device *);
302	void (*enable)(struct drm_device *);
303	bool (*reassign)(struct drm_device *, bool enable);
304	bool (*cache_pull)(struct drm_device *dev, bool enable);
305
306	int  (*channel_id)(struct drm_device *);
307
308	int  (*create_context)(struct nouveau_channel *);
309	void (*destroy_context)(struct nouveau_channel *);
310	int  (*load_context)(struct nouveau_channel *);
311	int  (*unload_context)(struct drm_device *);
312	void (*tlb_flush)(struct drm_device *dev);
313};
314
315struct nouveau_pgraph_object_method {
316	int id;
317	int (*exec)(struct nouveau_channel *chan, int grclass, int mthd,
318		      uint32_t data);
319};
320
321struct nouveau_pgraph_object_class {
322	int id;
323	bool software;
324	struct nouveau_pgraph_object_method *methods;
325};
326
327struct nouveau_pgraph_engine {
328	struct nouveau_pgraph_object_class *grclass;
329	bool accel_blocked;
330	int grctx_size;
331
332	/* NV2x/NV3x context table (0x400780) */
333	struct nouveau_gpuobj *ctx_table;
334
335	int  (*init)(struct drm_device *);
336	void (*takedown)(struct drm_device *);
337
338	void (*fifo_access)(struct drm_device *, bool);
339
340	struct nouveau_channel *(*channel)(struct drm_device *);
341	int  (*create_context)(struct nouveau_channel *);
342	void (*destroy_context)(struct nouveau_channel *);
343	int  (*load_context)(struct nouveau_channel *);
344	int  (*unload_context)(struct drm_device *);
345	void (*tlb_flush)(struct drm_device *dev);
346
347	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
348				  uint32_t size, uint32_t pitch);
349};
350
351struct nouveau_display_engine {
352	int (*early_init)(struct drm_device *);
353	void (*late_takedown)(struct drm_device *);
354	int (*create)(struct drm_device *);
355	int (*init)(struct drm_device *);
356	void (*destroy)(struct drm_device *);
357};
358
359struct nouveau_gpio_engine {
360	int  (*init)(struct drm_device *);
361	void (*takedown)(struct drm_device *);
362
363	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
364	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
365
366	void (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
367};
368
369struct nouveau_pm_voltage_level {
370	u8 voltage;
371	u8 vid;
372};
373
374struct nouveau_pm_voltage {
375	bool supported;
376	u8 vid_mask;
377
378	struct nouveau_pm_voltage_level *level;
379	int nr_level;
380};
381
382#define NOUVEAU_PM_MAX_LEVEL 8
383struct nouveau_pm_level {
384	struct device_attribute dev_attr;
385	char name[32];
386	int id;
387
388	u32 core;
389	u32 memory;
390	u32 shader;
391	u32 unk05;
392
393	u8 voltage;
394	u8 fanspeed;
395
396	u16 memscript;
397};
398
399struct nouveau_pm_temp_sensor_constants {
400	u16 offset_constant;
401	s16 offset_mult;
402	u16 offset_div;
403	u16 slope_mult;
404	u16 slope_div;
405};
406
407struct nouveau_pm_threshold_temp {
408	s16 critical;
409	s16 down_clock;
410	s16 fan_boost;
411};
412
413struct nouveau_pm_memtiming {
414	u32 reg_100220;
415	u32 reg_100224;
416	u32 reg_100228;
417	u32 reg_10022c;
418	u32 reg_100230;
419	u32 reg_100234;
420	u32 reg_100238;
421	u32 reg_10023c;
422};
423
424struct nouveau_pm_memtimings {
425	bool supported;
426	struct nouveau_pm_memtiming *timing;
427	int nr_timing;
428};
429
430struct nouveau_pm_engine {
431	struct nouveau_pm_voltage voltage;
432	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
433	int nr_perflvl;
434	struct nouveau_pm_memtimings memtimings;
435	struct nouveau_pm_temp_sensor_constants sensor_constants;
436	struct nouveau_pm_threshold_temp threshold_temp;
437
438	struct nouveau_pm_level boot;
439	struct nouveau_pm_level *cur;
440
441	struct device *hwmon;
442	struct notifier_block acpi_nb;
443
444	int (*clock_get)(struct drm_device *, u32 id);
445	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
446			   u32 id, int khz);
447	void (*clock_set)(struct drm_device *, void *);
448	int (*voltage_get)(struct drm_device *);
449	int (*voltage_set)(struct drm_device *, int voltage);
450	int (*fanspeed_get)(struct drm_device *);
451	int (*fanspeed_set)(struct drm_device *, int fanspeed);
452	int (*temp_get)(struct drm_device *);
453};
454
455struct nouveau_engine {
456	struct nouveau_instmem_engine instmem;
457	struct nouveau_mc_engine      mc;
458	struct nouveau_timer_engine   timer;
459	struct nouveau_fb_engine      fb;
460	struct nouveau_pgraph_engine  graph;
461	struct nouveau_fifo_engine    fifo;
462	struct nouveau_display_engine display;
463	struct nouveau_gpio_engine    gpio;
464	struct nouveau_pm_engine      pm;
465};
466
467struct nouveau_pll_vals {
468	union {
469		struct {
470#ifdef __BIG_ENDIAN
471			uint8_t N1, M1, N2, M2;
472#else
473			uint8_t M1, N1, M2, N2;
474#endif
475		};
476		struct {
477			uint16_t NM1, NM2;
478		} __attribute__((packed));
479	};
480	int log2P;
481
482	int refclk;
483};
484
485enum nv04_fp_display_regs {
486	FP_DISPLAY_END,
487	FP_TOTAL,
488	FP_CRTC,
489	FP_SYNC_START,
490	FP_SYNC_END,
491	FP_VALID_START,
492	FP_VALID_END
493};
494
495struct nv04_crtc_reg {
496	unsigned char MiscOutReg;
497	uint8_t CRTC[0xa0];
498	uint8_t CR58[0x10];
499	uint8_t Sequencer[5];
500	uint8_t Graphics[9];
501	uint8_t Attribute[21];
502	unsigned char DAC[768];
503
504	/* PCRTC regs */
505	uint32_t fb_start;
506	uint32_t crtc_cfg;
507	uint32_t cursor_cfg;
508	uint32_t gpio_ext;
509	uint32_t crtc_830;
510	uint32_t crtc_834;
511	uint32_t crtc_850;
512	uint32_t crtc_eng_ctrl;
513
514	/* PRAMDAC regs */
515	uint32_t nv10_cursync;
516	struct nouveau_pll_vals pllvals;
517	uint32_t ramdac_gen_ctrl;
518	uint32_t ramdac_630;
519	uint32_t ramdac_634;
520	uint32_t tv_setup;
521	uint32_t tv_vtotal;
522	uint32_t tv_vskew;
523	uint32_t tv_vsync_delay;
524	uint32_t tv_htotal;
525	uint32_t tv_hskew;
526	uint32_t tv_hsync_delay;
527	uint32_t tv_hsync_delay2;
528	uint32_t fp_horiz_regs[7];
529	uint32_t fp_vert_regs[7];
530	uint32_t dither;
531	uint32_t fp_control;
532	uint32_t dither_regs[6];
533	uint32_t fp_debug_0;
534	uint32_t fp_debug_1;
535	uint32_t fp_debug_2;
536	uint32_t fp_margin_color;
537	uint32_t ramdac_8c0;
538	uint32_t ramdac_a20;
539	uint32_t ramdac_a24;
540	uint32_t ramdac_a34;
541	uint32_t ctv_regs[38];
542};
543
544struct nv04_output_reg {
545	uint32_t output;
546	int head;
547};
548
549struct nv04_mode_state {
550	struct nv04_crtc_reg crtc_reg[2];
551	uint32_t pllsel;
552	uint32_t sel_clk;
553};
554
555enum nouveau_card_type {
556	NV_04      = 0x00,
557	NV_10      = 0x10,
558	NV_20      = 0x20,
559	NV_30      = 0x30,
560	NV_40      = 0x40,
561	NV_50      = 0x50,
562	NV_C0      = 0xc0,
563};
564
565struct drm_nouveau_private {
566	struct drm_device *dev;
567
568	/* the card type, takes NV_* as values */
569	enum nouveau_card_type card_type;
570	/* exact chipset, derived from NV_PMC_BOOT_0 */
571	int chipset;
572	int flags;
573
574	void __iomem *mmio;
575
576	spinlock_t ramin_lock;
577	void __iomem *ramin;
578	u32 ramin_size;
579	u32 ramin_base;
580	bool ramin_available;
581	struct drm_mm ramin_heap;
582	struct list_head gpuobj_list;
583
584	struct nouveau_bo *vga_ram;
585
586	struct workqueue_struct *wq;
587	struct work_struct irq_work;
588	struct work_struct hpd_work;
589
590	struct {
591		spinlock_t lock;
592		uint32_t hpd0_bits;
593		uint32_t hpd1_bits;
594	} hpd_state;
595
596	struct list_head vbl_waiting;
597
598	struct {
599		struct drm_global_reference mem_global_ref;
600		struct ttm_bo_global_ref bo_global_ref;
601		struct ttm_bo_device bdev;
602		atomic_t validate_sequence;
603	} ttm;
604
605	struct {
606		spinlock_t lock;
607		struct drm_mm heap;
608		struct nouveau_bo *bo;
609	} fence;
610
611	struct {
612		spinlock_t lock;
613		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
614	} channels;
615
616	struct nouveau_engine engine;
617	struct nouveau_channel *channel;
618
619	/* For PFIFO and PGRAPH. */
620	spinlock_t context_switch_lock;
621
622	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
623	struct nouveau_ramht  *ramht;
624	struct nouveau_gpuobj *ramfc;
625	struct nouveau_gpuobj *ramro;
626
627	uint32_t ramin_rsvd_vram;
628
629	struct {
630		enum {
631			NOUVEAU_GART_NONE = 0,
632			NOUVEAU_GART_AGP,
633			NOUVEAU_GART_SGDMA
634		} type;
635		uint64_t aper_base;
636		uint64_t aper_size;
637		uint64_t aper_free;
638
639		struct nouveau_gpuobj *sg_ctxdma;
640		struct page *sg_dummy_page;
641		dma_addr_t sg_dummy_bus;
642	} gart_info;
643
644	/* nv10-nv40 tiling regions */
645	struct nouveau_tile_reg tile[NOUVEAU_MAX_TILE_NR];
646
647	/* VRAM/fb configuration */
648	uint64_t vram_size;
649	uint64_t vram_sys_base;
650	u32 vram_rblock_size;
651
652	uint64_t fb_phys;
653	uint64_t fb_available_size;
654	uint64_t fb_mappable_pages;
655	uint64_t fb_aper_free;
656	int fb_mtrr;
657
658	/* G8x/G9x virtual address space */
659	uint64_t vm_gart_base;
660	uint64_t vm_gart_size;
661	uint64_t vm_vram_base;
662	uint64_t vm_vram_size;
663	uint64_t vm_end;
664	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
665	int vm_vram_pt_nr;
666
667	struct nvbios vbios;
668
669	struct nv04_mode_state mode_reg;
670	struct nv04_mode_state saved_reg;
671	uint32_t saved_vga_font[4][16384];
672	uint32_t crtc_owner;
673	uint32_t dac_users[4];
674
675	struct nouveau_suspend_resume {
676		uint32_t *ramin_copy;
677	} susres;
678
679	struct backlight_device *backlight;
680
681	struct nouveau_channel *evo;
682	struct {
683		struct dcb_entry *dcb;
684		u16 script;
685		u32 pclk;
686	} evo_irq;
687
688	struct {
689		struct dentry *channel_root;
690	} debugfs;
691
692	struct nouveau_fbdev *nfbdev;
693	struct apertures_struct *apertures;
694};
695
696static inline struct drm_nouveau_private *
697nouveau_private(struct drm_device *dev)
698{
699	return dev->dev_private;
700}
701
702static inline struct drm_nouveau_private *
703nouveau_bdev(struct ttm_bo_device *bd)
704{
705	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
706}
707
708static inline int
709nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
710{
711	struct nouveau_bo *prev;
712
713	if (!pnvbo)
714		return -EINVAL;
715	prev = *pnvbo;
716
717	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
718	if (prev) {
719		struct ttm_buffer_object *bo = &prev->bo;
720
721		ttm_bo_unref(&bo);
722	}
723
724	return 0;
725}
726
727/* nouveau_drv.c */
728extern int nouveau_agpmode;
729extern int nouveau_duallink;
730extern int nouveau_uscript_lvds;
731extern int nouveau_uscript_tmds;
732extern int nouveau_vram_pushbuf;
733extern int nouveau_vram_notify;
734extern int nouveau_fbpercrtc;
735extern int nouveau_tv_disable;
736extern char *nouveau_tv_norm;
737extern int nouveau_reg_debug;
738extern char *nouveau_vbios;
739extern int nouveau_ignorelid;
740extern int nouveau_nofbaccel;
741extern int nouveau_noaccel;
742extern int nouveau_force_post;
743extern int nouveau_override_conntype;
744extern char *nouveau_perflvl;
745extern int nouveau_perflvl_wr;
746
747extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
748extern int nouveau_pci_resume(struct pci_dev *pdev);
749
750/* nouveau_state.c */
751extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
752extern int  nouveau_load(struct drm_device *, unsigned long flags);
753extern int  nouveau_firstopen(struct drm_device *);
754extern void nouveau_lastclose(struct drm_device *);
755extern int  nouveau_unload(struct drm_device *);
756extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
757				   struct drm_file *);
758extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
759				   struct drm_file *);
760extern bool nouveau_wait_until(struct drm_device *, uint64_t timeout,
761			       uint32_t reg, uint32_t mask, uint32_t val);
762extern bool nouveau_wait_for_idle(struct drm_device *);
763extern int  nouveau_card_init(struct drm_device *);
764
765/* nouveau_mem.c */
766extern int  nouveau_mem_vram_init(struct drm_device *);
767extern void nouveau_mem_vram_fini(struct drm_device *);
768extern int  nouveau_mem_gart_init(struct drm_device *);
769extern void nouveau_mem_gart_fini(struct drm_device *);
770extern int  nouveau_mem_init_agp(struct drm_device *);
771extern int  nouveau_mem_reset_agp(struct drm_device *);
772extern void nouveau_mem_close(struct drm_device *);
773extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
774						    uint32_t addr,
775						    uint32_t size,
776						    uint32_t pitch);
777extern void nv10_mem_expire_tiling(struct drm_device *dev,
778				   struct nouveau_tile_reg *tile,
779				   struct nouveau_fence *fence);
780extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
781				    uint32_t size, uint32_t flags,
782				    uint64_t phys);
783extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
784			       uint32_t size);
785
786/* nouveau_notifier.c */
787extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
788extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
789extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
790				   int cout, uint32_t *offset);
791extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
792extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
793					 struct drm_file *);
794extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
795					struct drm_file *);
796
797/* nouveau_channel.c */
798extern struct drm_ioctl_desc nouveau_ioctls[];
799extern int nouveau_max_ioctl;
800extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
801extern int  nouveau_channel_alloc(struct drm_device *dev,
802				  struct nouveau_channel **chan,
803				  struct drm_file *file_priv,
804				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
805extern struct nouveau_channel *
806nouveau_channel_get_unlocked(struct nouveau_channel *);
807extern struct nouveau_channel *
808nouveau_channel_get(struct drm_device *, struct drm_file *, int id);
809extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
810extern void nouveau_channel_put(struct nouveau_channel **);
811
812/* nouveau_object.c */
813extern int  nouveau_gpuobj_early_init(struct drm_device *);
814extern int  nouveau_gpuobj_init(struct drm_device *);
815extern void nouveau_gpuobj_takedown(struct drm_device *);
816extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
817extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
818extern void nouveau_gpuobj_resume(struct drm_device *dev);
819extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
820				       uint32_t vram_h, uint32_t tt_h);
821extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
822extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
823			      uint32_t size, int align, uint32_t flags,
824			      struct nouveau_gpuobj **);
825extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
826			       struct nouveau_gpuobj **);
827extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
828				   u32 size, u32 flags,
829				   struct nouveau_gpuobj **);
830extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
831				  uint64_t offset, uint64_t size, int access,
832				  int target, struct nouveau_gpuobj **);
833extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
834				       uint64_t offset, uint64_t size,
835				       int access, struct nouveau_gpuobj **,
836				       uint32_t *o_ret);
837extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
838				 struct nouveau_gpuobj **);
839extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
840				 struct nouveau_gpuobj **);
841extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
842				     struct drm_file *);
843extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
844				     struct drm_file *);
845
846/* nouveau_irq.c */
847extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
848extern void        nouveau_irq_preinstall(struct drm_device *);
849extern int         nouveau_irq_postinstall(struct drm_device *);
850extern void        nouveau_irq_uninstall(struct drm_device *);
851
852/* nouveau_sgdma.c */
853extern int nouveau_sgdma_init(struct drm_device *);
854extern void nouveau_sgdma_takedown(struct drm_device *);
855extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
856				  uint32_t *page);
857extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
858
859/* nouveau_debugfs.c */
860#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
861extern int  nouveau_debugfs_init(struct drm_minor *);
862extern void nouveau_debugfs_takedown(struct drm_minor *);
863extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
864extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
865#else
866static inline int
867nouveau_debugfs_init(struct drm_minor *minor)
868{
869	return 0;
870}
871
872static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
873{
874}
875
876static inline int
877nouveau_debugfs_channel_init(struct nouveau_channel *chan)
878{
879	return 0;
880}
881
882static inline void
883nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
884{
885}
886#endif
887
888/* nouveau_dma.c */
889extern void nouveau_dma_pre_init(struct nouveau_channel *);
890extern int  nouveau_dma_init(struct nouveau_channel *);
891extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
892
893/* nouveau_acpi.c */
894#define ROM_BIOS_PAGE 4096
895#if defined(CONFIG_ACPI)
896void nouveau_register_dsm_handler(void);
897void nouveau_unregister_dsm_handler(void);
898int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
899bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
900int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
901#else
902static inline void nouveau_register_dsm_handler(void) {}
903static inline void nouveau_unregister_dsm_handler(void) {}
904static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
905static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
906static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
907#endif
908
909/* nouveau_backlight.c */
910#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
911extern int nouveau_backlight_init(struct drm_device *);
912extern void nouveau_backlight_exit(struct drm_device *);
913#else
914static inline int nouveau_backlight_init(struct drm_device *dev)
915{
916	return 0;
917}
918
919static inline void nouveau_backlight_exit(struct drm_device *dev) { }
920#endif
921
922/* nouveau_bios.c */
923extern int nouveau_bios_init(struct drm_device *);
924extern void nouveau_bios_takedown(struct drm_device *dev);
925extern int nouveau_run_vbios_init(struct drm_device *);
926extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
927					struct dcb_entry *);
928extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
929						      enum dcb_gpio_tag);
930extern struct dcb_connector_table_entry *
931nouveau_bios_connector_entry(struct drm_device *, int index);
932extern u32 get_pll_register(struct drm_device *, enum pll_types);
933extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
934			  struct pll_lims *);
935extern int nouveau_bios_run_display_table(struct drm_device *,
936					  struct dcb_entry *,
937					  uint32_t script, int pxclk);
938extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
939				   int *length);
940extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
941extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
942extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
943					 bool *dl, bool *if_is_24bit);
944extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
945			  int head, int pxclk);
946extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
947			    enum LVDS_script, int pxclk);
948
949/* nouveau_ttm.c */
950int nouveau_ttm_global_init(struct drm_nouveau_private *);
951void nouveau_ttm_global_release(struct drm_nouveau_private *);
952int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
953
954/* nouveau_dp.c */
955int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
956		     uint8_t *data, int data_nr);
957bool nouveau_dp_detect(struct drm_encoder *);
958bool nouveau_dp_link_train(struct drm_encoder *);
959
960/* nv04_fb.c */
961extern int  nv04_fb_init(struct drm_device *);
962extern void nv04_fb_takedown(struct drm_device *);
963
964/* nv10_fb.c */
965extern int  nv10_fb_init(struct drm_device *);
966extern void nv10_fb_takedown(struct drm_device *);
967extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
968				      uint32_t, uint32_t);
969
970/* nv30_fb.c */
971extern int  nv30_fb_init(struct drm_device *);
972extern void nv30_fb_takedown(struct drm_device *);
973
974/* nv40_fb.c */
975extern int  nv40_fb_init(struct drm_device *);
976extern void nv40_fb_takedown(struct drm_device *);
977extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
978				      uint32_t, uint32_t);
979/* nv50_fb.c */
980extern int  nv50_fb_init(struct drm_device *);
981extern void nv50_fb_takedown(struct drm_device *);
982extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
983
984/* nvc0_fb.c */
985extern int  nvc0_fb_init(struct drm_device *);
986extern void nvc0_fb_takedown(struct drm_device *);
987
988/* nv04_fifo.c */
989extern int  nv04_fifo_init(struct drm_device *);
990extern void nv04_fifo_disable(struct drm_device *);
991extern void nv04_fifo_enable(struct drm_device *);
992extern bool nv04_fifo_reassign(struct drm_device *, bool);
993extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
994extern int  nv04_fifo_channel_id(struct drm_device *);
995extern int  nv04_fifo_create_context(struct nouveau_channel *);
996extern void nv04_fifo_destroy_context(struct nouveau_channel *);
997extern int  nv04_fifo_load_context(struct nouveau_channel *);
998extern int  nv04_fifo_unload_context(struct drm_device *);
999
1000/* nv10_fifo.c */
1001extern int  nv10_fifo_init(struct drm_device *);
1002extern int  nv10_fifo_channel_id(struct drm_device *);
1003extern int  nv10_fifo_create_context(struct nouveau_channel *);
1004extern int  nv10_fifo_load_context(struct nouveau_channel *);
1005extern int  nv10_fifo_unload_context(struct drm_device *);
1006
1007/* nv40_fifo.c */
1008extern int  nv40_fifo_init(struct drm_device *);
1009extern int  nv40_fifo_create_context(struct nouveau_channel *);
1010extern int  nv40_fifo_load_context(struct nouveau_channel *);
1011extern int  nv40_fifo_unload_context(struct drm_device *);
1012
1013/* nv50_fifo.c */
1014extern int  nv50_fifo_init(struct drm_device *);
1015extern void nv50_fifo_takedown(struct drm_device *);
1016extern int  nv50_fifo_channel_id(struct drm_device *);
1017extern int  nv50_fifo_create_context(struct nouveau_channel *);
1018extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1019extern int  nv50_fifo_load_context(struct nouveau_channel *);
1020extern int  nv50_fifo_unload_context(struct drm_device *);
1021extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1022
1023/* nvc0_fifo.c */
1024extern int  nvc0_fifo_init(struct drm_device *);
1025extern void nvc0_fifo_takedown(struct drm_device *);
1026extern void nvc0_fifo_disable(struct drm_device *);
1027extern void nvc0_fifo_enable(struct drm_device *);
1028extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1029extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1030extern int  nvc0_fifo_channel_id(struct drm_device *);
1031extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1032extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1033extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1034extern int  nvc0_fifo_unload_context(struct drm_device *);
1035
1036/* nv04_graph.c */
1037extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
1038extern int  nv04_graph_init(struct drm_device *);
1039extern void nv04_graph_takedown(struct drm_device *);
1040extern void nv04_graph_fifo_access(struct drm_device *, bool);
1041extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1042extern int  nv04_graph_create_context(struct nouveau_channel *);
1043extern void nv04_graph_destroy_context(struct nouveau_channel *);
1044extern int  nv04_graph_load_context(struct nouveau_channel *);
1045extern int  nv04_graph_unload_context(struct drm_device *);
1046extern void nv04_graph_context_switch(struct drm_device *);
1047
1048/* nv10_graph.c */
1049extern struct nouveau_pgraph_object_class nv10_graph_grclass[];
1050extern int  nv10_graph_init(struct drm_device *);
1051extern void nv10_graph_takedown(struct drm_device *);
1052extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1053extern int  nv10_graph_create_context(struct nouveau_channel *);
1054extern void nv10_graph_destroy_context(struct nouveau_channel *);
1055extern int  nv10_graph_load_context(struct nouveau_channel *);
1056extern int  nv10_graph_unload_context(struct drm_device *);
1057extern void nv10_graph_context_switch(struct drm_device *);
1058extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1059					 uint32_t, uint32_t);
1060
1061/* nv20_graph.c */
1062extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
1063extern struct nouveau_pgraph_object_class nv30_graph_grclass[];
1064extern int  nv20_graph_create_context(struct nouveau_channel *);
1065extern void nv20_graph_destroy_context(struct nouveau_channel *);
1066extern int  nv20_graph_load_context(struct nouveau_channel *);
1067extern int  nv20_graph_unload_context(struct drm_device *);
1068extern int  nv20_graph_init(struct drm_device *);
1069extern void nv20_graph_takedown(struct drm_device *);
1070extern int  nv30_graph_init(struct drm_device *);
1071extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1072					 uint32_t, uint32_t);
1073
1074/* nv40_graph.c */
1075extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
1076extern int  nv40_graph_init(struct drm_device *);
1077extern void nv40_graph_takedown(struct drm_device *);
1078extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1079extern int  nv40_graph_create_context(struct nouveau_channel *);
1080extern void nv40_graph_destroy_context(struct nouveau_channel *);
1081extern int  nv40_graph_load_context(struct nouveau_channel *);
1082extern int  nv40_graph_unload_context(struct drm_device *);
1083extern void nv40_grctx_init(struct nouveau_grctx *);
1084extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1085					 uint32_t, uint32_t);
1086
1087/* nv50_graph.c */
1088extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
1089extern int  nv50_graph_init(struct drm_device *);
1090extern void nv50_graph_takedown(struct drm_device *);
1091extern void nv50_graph_fifo_access(struct drm_device *, bool);
1092extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1093extern int  nv50_graph_create_context(struct nouveau_channel *);
1094extern void nv50_graph_destroy_context(struct nouveau_channel *);
1095extern int  nv50_graph_load_context(struct nouveau_channel *);
1096extern int  nv50_graph_unload_context(struct drm_device *);
1097extern void nv50_graph_context_switch(struct drm_device *);
1098extern int  nv50_grctx_init(struct nouveau_grctx *);
1099extern void nv50_graph_tlb_flush(struct drm_device *dev);
1100extern void nv86_graph_tlb_flush(struct drm_device *dev);
1101
1102/* nvc0_graph.c */
1103extern int  nvc0_graph_init(struct drm_device *);
1104extern void nvc0_graph_takedown(struct drm_device *);
1105extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1106extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1107extern int  nvc0_graph_create_context(struct nouveau_channel *);
1108extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1109extern int  nvc0_graph_load_context(struct nouveau_channel *);
1110extern int  nvc0_graph_unload_context(struct drm_device *);
1111
1112/* nv04_instmem.c */
1113extern int  nv04_instmem_init(struct drm_device *);
1114extern void nv04_instmem_takedown(struct drm_device *);
1115extern int  nv04_instmem_suspend(struct drm_device *);
1116extern void nv04_instmem_resume(struct drm_device *);
1117extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1118				  uint32_t *size);
1119extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1120extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1121extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1122extern void nv04_instmem_flush(struct drm_device *);
1123
1124/* nv50_instmem.c */
1125extern int  nv50_instmem_init(struct drm_device *);
1126extern void nv50_instmem_takedown(struct drm_device *);
1127extern int  nv50_instmem_suspend(struct drm_device *);
1128extern void nv50_instmem_resume(struct drm_device *);
1129extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1130				  uint32_t *size);
1131extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1132extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1133extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1134extern void nv50_instmem_flush(struct drm_device *);
1135extern void nv84_instmem_flush(struct drm_device *);
1136extern void nv50_vm_flush(struct drm_device *, int engine);
1137
1138/* nvc0_instmem.c */
1139extern int  nvc0_instmem_init(struct drm_device *);
1140extern void nvc0_instmem_takedown(struct drm_device *);
1141extern int  nvc0_instmem_suspend(struct drm_device *);
1142extern void nvc0_instmem_resume(struct drm_device *);
1143extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1144				  uint32_t *size);
1145extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1146extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1147extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1148extern void nvc0_instmem_flush(struct drm_device *);
1149
1150/* nv04_mc.c */
1151extern int  nv04_mc_init(struct drm_device *);
1152extern void nv04_mc_takedown(struct drm_device *);
1153
1154/* nv40_mc.c */
1155extern int  nv40_mc_init(struct drm_device *);
1156extern void nv40_mc_takedown(struct drm_device *);
1157
1158/* nv50_mc.c */
1159extern int  nv50_mc_init(struct drm_device *);
1160extern void nv50_mc_takedown(struct drm_device *);
1161
1162/* nv04_timer.c */
1163extern int  nv04_timer_init(struct drm_device *);
1164extern uint64_t nv04_timer_read(struct drm_device *);
1165extern void nv04_timer_takedown(struct drm_device *);
1166
1167extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1168				 unsigned long arg);
1169
1170/* nv04_dac.c */
1171extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1172extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1173extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1174extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1175extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1176
1177/* nv04_dfp.c */
1178extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1179extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1180extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1181			       int head, bool dl);
1182extern void nv04_dfp_disable(struct drm_device *dev, int head);
1183extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1184
1185/* nv04_tv.c */
1186extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1187extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1188
1189/* nv17_tv.c */
1190extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1191
1192/* nv04_display.c */
1193extern int nv04_display_early_init(struct drm_device *);
1194extern void nv04_display_late_takedown(struct drm_device *);
1195extern int nv04_display_create(struct drm_device *);
1196extern int nv04_display_init(struct drm_device *);
1197extern void nv04_display_destroy(struct drm_device *);
1198
1199/* nv04_crtc.c */
1200extern int nv04_crtc_create(struct drm_device *, int index);
1201
1202/* nouveau_bo.c */
1203extern struct ttm_bo_driver nouveau_bo_driver;
1204extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1205			  int size, int align, uint32_t flags,
1206			  uint32_t tile_mode, uint32_t tile_flags,
1207			  bool no_vm, bool mappable, struct nouveau_bo **);
1208extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1209extern int nouveau_bo_unpin(struct nouveau_bo *);
1210extern int nouveau_bo_map(struct nouveau_bo *);
1211extern void nouveau_bo_unmap(struct nouveau_bo *);
1212extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1213				     uint32_t busy);
1214extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1215extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1216extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1217extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1218
1219/* nouveau_fence.c */
1220struct nouveau_fence;
1221extern int nouveau_fence_init(struct drm_device *);
1222extern void nouveau_fence_fini(struct drm_device *);
1223extern int nouveau_fence_channel_init(struct nouveau_channel *);
1224extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1225extern void nouveau_fence_update(struct nouveau_channel *);
1226extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1227			     bool emit);
1228extern int nouveau_fence_emit(struct nouveau_fence *);
1229extern void nouveau_fence_work(struct nouveau_fence *fence,
1230			       void (*work)(void *priv, bool signalled),
1231			       void *priv);
1232struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1233extern bool nouveau_fence_signalled(void *obj, void *arg);
1234extern int nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1235extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1236extern int nouveau_fence_flush(void *obj, void *arg);
1237extern void nouveau_fence_unref(void **obj);
1238extern void *nouveau_fence_ref(void *obj);
1239
1240/* nouveau_gem.c */
1241extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1242			   int size, int align, uint32_t flags,
1243			   uint32_t tile_mode, uint32_t tile_flags,
1244			   bool no_vm, bool mappable, struct nouveau_bo **);
1245extern int nouveau_gem_object_new(struct drm_gem_object *);
1246extern void nouveau_gem_object_del(struct drm_gem_object *);
1247extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1248				 struct drm_file *);
1249extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1250				     struct drm_file *);
1251extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1252				      struct drm_file *);
1253extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1254				      struct drm_file *);
1255extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1256				  struct drm_file *);
1257
1258/* nv10_gpio.c */
1259int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1260int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1261
1262/* nv50_gpio.c */
1263int nv50_gpio_init(struct drm_device *dev);
1264int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1265int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1266void nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1267
1268/* nv50_calc. */
1269int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1270		  int *N1, int *M1, int *N2, int *M2, int *P);
1271int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1272		   int clk, int *N, int *fN, int *M, int *P);
1273
1274#ifndef ioread32_native
1275#ifdef __BIG_ENDIAN
1276#define ioread16_native ioread16be
1277#define iowrite16_native iowrite16be
1278#define ioread32_native  ioread32be
1279#define iowrite32_native iowrite32be
1280#else /* def __BIG_ENDIAN */
1281#define ioread16_native ioread16
1282#define iowrite16_native iowrite16
1283#define ioread32_native  ioread32
1284#define iowrite32_native iowrite32
1285#endif /* def __BIG_ENDIAN else */
1286#endif /* !ioread32_native */
1287
1288/* channel control reg access */
1289static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1290{
1291	return ioread32_native(chan->user + reg);
1292}
1293
1294static inline void nvchan_wr32(struct nouveau_channel *chan,
1295							unsigned reg, u32 val)
1296{
1297	iowrite32_native(val, chan->user + reg);
1298}
1299
1300/* register access */
1301static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1302{
1303	struct drm_nouveau_private *dev_priv = dev->dev_private;
1304	return ioread32_native(dev_priv->mmio + reg);
1305}
1306
1307static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1308{
1309	struct drm_nouveau_private *dev_priv = dev->dev_private;
1310	iowrite32_native(val, dev_priv->mmio + reg);
1311}
1312
1313static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1314{
1315	u32 tmp = nv_rd32(dev, reg);
1316	nv_wr32(dev, reg, (tmp & ~mask) | val);
1317	return tmp;
1318}
1319
1320static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1321{
1322	struct drm_nouveau_private *dev_priv = dev->dev_private;
1323	return ioread8(dev_priv->mmio + reg);
1324}
1325
1326static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1327{
1328	struct drm_nouveau_private *dev_priv = dev->dev_private;
1329	iowrite8(val, dev_priv->mmio + reg);
1330}
1331
1332#define nv_wait(dev, reg, mask, val) \
1333	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1334
1335/* PRAMIN access */
1336static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1337{
1338	struct drm_nouveau_private *dev_priv = dev->dev_private;
1339	return ioread32_native(dev_priv->ramin + offset);
1340}
1341
1342static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1343{
1344	struct drm_nouveau_private *dev_priv = dev->dev_private;
1345	iowrite32_native(val, dev_priv->ramin + offset);
1346}
1347
1348/* object access */
1349extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1350extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1351
1352/*
1353 * Logging
1354 * Argument d is (struct drm_device *).
1355 */
1356#define NV_PRINTK(level, d, fmt, arg...) \
1357	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1358					pci_name(d->pdev), ##arg)
1359#ifndef NV_DEBUG_NOTRACE
1360#define NV_DEBUG(d, fmt, arg...) do {                                          \
1361	if (drm_debug & DRM_UT_DRIVER) {                                       \
1362		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1363			  __LINE__, ##arg);                                    \
1364	}                                                                      \
1365} while (0)
1366#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1367	if (drm_debug & DRM_UT_KMS) {                                          \
1368		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1369			  __LINE__, ##arg);                                    \
1370	}                                                                      \
1371} while (0)
1372#else
1373#define NV_DEBUG(d, fmt, arg...) do {                                          \
1374	if (drm_debug & DRM_UT_DRIVER)                                         \
1375		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1376} while (0)
1377#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1378	if (drm_debug & DRM_UT_KMS)                                            \
1379		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1380} while (0)
1381#endif
1382#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1383#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1384#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1385#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1386#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1387
1388/* nouveau_reg_debug bitmask */
1389enum {
1390	NOUVEAU_REG_DEBUG_MC             = 0x1,
1391	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1392	NOUVEAU_REG_DEBUG_FB             = 0x4,
1393	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1394	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1395	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1396	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1397	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1398	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1399	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1400};
1401
1402#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1403	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1404		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1405} while (0)
1406
1407static inline bool
1408nv_two_heads(struct drm_device *dev)
1409{
1410	struct drm_nouveau_private *dev_priv = dev->dev_private;
1411	const int impl = dev->pci_device & 0x0ff0;
1412
1413	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1414	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1415		return true;
1416
1417	return false;
1418}
1419
1420static inline bool
1421nv_gf4_disp_arch(struct drm_device *dev)
1422{
1423	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1424}
1425
1426static inline bool
1427nv_two_reg_pll(struct drm_device *dev)
1428{
1429	struct drm_nouveau_private *dev_priv = dev->dev_private;
1430	const int impl = dev->pci_device & 0x0ff0;
1431
1432	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1433		return true;
1434	return false;
1435}
1436
1437static inline bool
1438nv_match_device(struct drm_device *dev, unsigned device,
1439		unsigned sub_vendor, unsigned sub_device)
1440{
1441	return dev->pdev->device == device &&
1442		dev->pdev->subsystem_vendor == sub_vendor &&
1443		dev->pdev->subsystem_device == sub_device;
1444}
1445
1446#define NV_SW                                                        0x0000506e
1447#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1448#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1449#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1450#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1451#define NV_SW_YIELD                                                  0x00000080
1452#define NV_SW_DMA_VBLSEM                                             0x0000018c
1453#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1454#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1455#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1456
1457#endif /* __NOUVEAU_DRV_H__ */
1458