nouveau_drv.h revision 6032649df9f456f379be8d51f64488cacbfa8317
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(struct drm_device *, struct drm_file *, int id);
807extern void nouveau_channel_put(struct nouveau_channel **);
808
809/* nouveau_object.c */
810extern int  nouveau_gpuobj_early_init(struct drm_device *);
811extern int  nouveau_gpuobj_init(struct drm_device *);
812extern void nouveau_gpuobj_takedown(struct drm_device *);
813extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
814extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
815extern void nouveau_gpuobj_resume(struct drm_device *dev);
816extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
817				       uint32_t vram_h, uint32_t tt_h);
818extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
819extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
820			      uint32_t size, int align, uint32_t flags,
821			      struct nouveau_gpuobj **);
822extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
823			       struct nouveau_gpuobj **);
824extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
825				   u32 size, u32 flags,
826				   struct nouveau_gpuobj **);
827extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
828				  uint64_t offset, uint64_t size, int access,
829				  int target, struct nouveau_gpuobj **);
830extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
831				       uint64_t offset, uint64_t size,
832				       int access, struct nouveau_gpuobj **,
833				       uint32_t *o_ret);
834extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
835				 struct nouveau_gpuobj **);
836extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
837				 struct nouveau_gpuobj **);
838extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
839				     struct drm_file *);
840extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
841				     struct drm_file *);
842
843/* nouveau_irq.c */
844extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
845extern void        nouveau_irq_preinstall(struct drm_device *);
846extern int         nouveau_irq_postinstall(struct drm_device *);
847extern void        nouveau_irq_uninstall(struct drm_device *);
848
849/* nouveau_sgdma.c */
850extern int nouveau_sgdma_init(struct drm_device *);
851extern void nouveau_sgdma_takedown(struct drm_device *);
852extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
853				  uint32_t *page);
854extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
855
856/* nouveau_debugfs.c */
857#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
858extern int  nouveau_debugfs_init(struct drm_minor *);
859extern void nouveau_debugfs_takedown(struct drm_minor *);
860extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
861extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
862#else
863static inline int
864nouveau_debugfs_init(struct drm_minor *minor)
865{
866	return 0;
867}
868
869static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
870{
871}
872
873static inline int
874nouveau_debugfs_channel_init(struct nouveau_channel *chan)
875{
876	return 0;
877}
878
879static inline void
880nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
881{
882}
883#endif
884
885/* nouveau_dma.c */
886extern void nouveau_dma_pre_init(struct nouveau_channel *);
887extern int  nouveau_dma_init(struct nouveau_channel *);
888extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
889
890/* nouveau_acpi.c */
891#define ROM_BIOS_PAGE 4096
892#if defined(CONFIG_ACPI)
893void nouveau_register_dsm_handler(void);
894void nouveau_unregister_dsm_handler(void);
895int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
896bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
897int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
898#else
899static inline void nouveau_register_dsm_handler(void) {}
900static inline void nouveau_unregister_dsm_handler(void) {}
901static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
902static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
903static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
904#endif
905
906/* nouveau_backlight.c */
907#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
908extern int nouveau_backlight_init(struct drm_device *);
909extern void nouveau_backlight_exit(struct drm_device *);
910#else
911static inline int nouveau_backlight_init(struct drm_device *dev)
912{
913	return 0;
914}
915
916static inline void nouveau_backlight_exit(struct drm_device *dev) { }
917#endif
918
919/* nouveau_bios.c */
920extern int nouveau_bios_init(struct drm_device *);
921extern void nouveau_bios_takedown(struct drm_device *dev);
922extern int nouveau_run_vbios_init(struct drm_device *);
923extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
924					struct dcb_entry *);
925extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
926						      enum dcb_gpio_tag);
927extern struct dcb_connector_table_entry *
928nouveau_bios_connector_entry(struct drm_device *, int index);
929extern u32 get_pll_register(struct drm_device *, enum pll_types);
930extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
931			  struct pll_lims *);
932extern int nouveau_bios_run_display_table(struct drm_device *,
933					  struct dcb_entry *,
934					  uint32_t script, int pxclk);
935extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
936				   int *length);
937extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
938extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
939extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
940					 bool *dl, bool *if_is_24bit);
941extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
942			  int head, int pxclk);
943extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
944			    enum LVDS_script, int pxclk);
945
946/* nouveau_ttm.c */
947int nouveau_ttm_global_init(struct drm_nouveau_private *);
948void nouveau_ttm_global_release(struct drm_nouveau_private *);
949int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
950
951/* nouveau_dp.c */
952int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
953		     uint8_t *data, int data_nr);
954bool nouveau_dp_detect(struct drm_encoder *);
955bool nouveau_dp_link_train(struct drm_encoder *);
956
957/* nv04_fb.c */
958extern int  nv04_fb_init(struct drm_device *);
959extern void nv04_fb_takedown(struct drm_device *);
960
961/* nv10_fb.c */
962extern int  nv10_fb_init(struct drm_device *);
963extern void nv10_fb_takedown(struct drm_device *);
964extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
965				      uint32_t, uint32_t);
966
967/* nv30_fb.c */
968extern int  nv30_fb_init(struct drm_device *);
969extern void nv30_fb_takedown(struct drm_device *);
970
971/* nv40_fb.c */
972extern int  nv40_fb_init(struct drm_device *);
973extern void nv40_fb_takedown(struct drm_device *);
974extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
975				      uint32_t, uint32_t);
976/* nv50_fb.c */
977extern int  nv50_fb_init(struct drm_device *);
978extern void nv50_fb_takedown(struct drm_device *);
979extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
980
981/* nvc0_fb.c */
982extern int  nvc0_fb_init(struct drm_device *);
983extern void nvc0_fb_takedown(struct drm_device *);
984
985/* nv04_fifo.c */
986extern int  nv04_fifo_init(struct drm_device *);
987extern void nv04_fifo_disable(struct drm_device *);
988extern void nv04_fifo_enable(struct drm_device *);
989extern bool nv04_fifo_reassign(struct drm_device *, bool);
990extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
991extern int  nv04_fifo_channel_id(struct drm_device *);
992extern int  nv04_fifo_create_context(struct nouveau_channel *);
993extern void nv04_fifo_destroy_context(struct nouveau_channel *);
994extern int  nv04_fifo_load_context(struct nouveau_channel *);
995extern int  nv04_fifo_unload_context(struct drm_device *);
996
997/* nv10_fifo.c */
998extern int  nv10_fifo_init(struct drm_device *);
999extern int  nv10_fifo_channel_id(struct drm_device *);
1000extern int  nv10_fifo_create_context(struct nouveau_channel *);
1001extern void nv10_fifo_destroy_context(struct nouveau_channel *);
1002extern int  nv10_fifo_load_context(struct nouveau_channel *);
1003extern int  nv10_fifo_unload_context(struct drm_device *);
1004
1005/* nv40_fifo.c */
1006extern int  nv40_fifo_init(struct drm_device *);
1007extern int  nv40_fifo_create_context(struct nouveau_channel *);
1008extern void nv40_fifo_destroy_context(struct nouveau_channel *);
1009extern int  nv40_fifo_load_context(struct nouveau_channel *);
1010extern int  nv40_fifo_unload_context(struct drm_device *);
1011
1012/* nv50_fifo.c */
1013extern int  nv50_fifo_init(struct drm_device *);
1014extern void nv50_fifo_takedown(struct drm_device *);
1015extern int  nv50_fifo_channel_id(struct drm_device *);
1016extern int  nv50_fifo_create_context(struct nouveau_channel *);
1017extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1018extern int  nv50_fifo_load_context(struct nouveau_channel *);
1019extern int  nv50_fifo_unload_context(struct drm_device *);
1020extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1021
1022/* nvc0_fifo.c */
1023extern int  nvc0_fifo_init(struct drm_device *);
1024extern void nvc0_fifo_takedown(struct drm_device *);
1025extern void nvc0_fifo_disable(struct drm_device *);
1026extern void nvc0_fifo_enable(struct drm_device *);
1027extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1028extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1029extern int  nvc0_fifo_channel_id(struct drm_device *);
1030extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1031extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1032extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1033extern int  nvc0_fifo_unload_context(struct drm_device *);
1034
1035/* nv04_graph.c */
1036extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
1037extern int  nv04_graph_init(struct drm_device *);
1038extern void nv04_graph_takedown(struct drm_device *);
1039extern void nv04_graph_fifo_access(struct drm_device *, bool);
1040extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1041extern int  nv04_graph_create_context(struct nouveau_channel *);
1042extern void nv04_graph_destroy_context(struct nouveau_channel *);
1043extern int  nv04_graph_load_context(struct nouveau_channel *);
1044extern int  nv04_graph_unload_context(struct drm_device *);
1045extern void nv04_graph_context_switch(struct drm_device *);
1046
1047/* nv10_graph.c */
1048extern struct nouveau_pgraph_object_class nv10_graph_grclass[];
1049extern int  nv10_graph_init(struct drm_device *);
1050extern void nv10_graph_takedown(struct drm_device *);
1051extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1052extern int  nv10_graph_create_context(struct nouveau_channel *);
1053extern void nv10_graph_destroy_context(struct nouveau_channel *);
1054extern int  nv10_graph_load_context(struct nouveau_channel *);
1055extern int  nv10_graph_unload_context(struct drm_device *);
1056extern void nv10_graph_context_switch(struct drm_device *);
1057extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1058					 uint32_t, uint32_t);
1059
1060/* nv20_graph.c */
1061extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
1062extern struct nouveau_pgraph_object_class nv30_graph_grclass[];
1063extern int  nv20_graph_create_context(struct nouveau_channel *);
1064extern void nv20_graph_destroy_context(struct nouveau_channel *);
1065extern int  nv20_graph_load_context(struct nouveau_channel *);
1066extern int  nv20_graph_unload_context(struct drm_device *);
1067extern int  nv20_graph_init(struct drm_device *);
1068extern void nv20_graph_takedown(struct drm_device *);
1069extern int  nv30_graph_init(struct drm_device *);
1070extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1071					 uint32_t, uint32_t);
1072
1073/* nv40_graph.c */
1074extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
1075extern int  nv40_graph_init(struct drm_device *);
1076extern void nv40_graph_takedown(struct drm_device *);
1077extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1078extern int  nv40_graph_create_context(struct nouveau_channel *);
1079extern void nv40_graph_destroy_context(struct nouveau_channel *);
1080extern int  nv40_graph_load_context(struct nouveau_channel *);
1081extern int  nv40_graph_unload_context(struct drm_device *);
1082extern void nv40_grctx_init(struct nouveau_grctx *);
1083extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1084					 uint32_t, uint32_t);
1085
1086/* nv50_graph.c */
1087extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
1088extern int  nv50_graph_init(struct drm_device *);
1089extern void nv50_graph_takedown(struct drm_device *);
1090extern void nv50_graph_fifo_access(struct drm_device *, bool);
1091extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1092extern int  nv50_graph_create_context(struct nouveau_channel *);
1093extern void nv50_graph_destroy_context(struct nouveau_channel *);
1094extern int  nv50_graph_load_context(struct nouveau_channel *);
1095extern int  nv50_graph_unload_context(struct drm_device *);
1096extern void nv50_graph_context_switch(struct drm_device *);
1097extern int  nv50_grctx_init(struct nouveau_grctx *);
1098extern void nv50_graph_tlb_flush(struct drm_device *dev);
1099extern void nv86_graph_tlb_flush(struct drm_device *dev);
1100
1101/* nvc0_graph.c */
1102extern int  nvc0_graph_init(struct drm_device *);
1103extern void nvc0_graph_takedown(struct drm_device *);
1104extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1105extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1106extern int  nvc0_graph_create_context(struct nouveau_channel *);
1107extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1108extern int  nvc0_graph_load_context(struct nouveau_channel *);
1109extern int  nvc0_graph_unload_context(struct drm_device *);
1110
1111/* nv04_instmem.c */
1112extern int  nv04_instmem_init(struct drm_device *);
1113extern void nv04_instmem_takedown(struct drm_device *);
1114extern int  nv04_instmem_suspend(struct drm_device *);
1115extern void nv04_instmem_resume(struct drm_device *);
1116extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1117				  uint32_t *size);
1118extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1119extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1120extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1121extern void nv04_instmem_flush(struct drm_device *);
1122
1123/* nv50_instmem.c */
1124extern int  nv50_instmem_init(struct drm_device *);
1125extern void nv50_instmem_takedown(struct drm_device *);
1126extern int  nv50_instmem_suspend(struct drm_device *);
1127extern void nv50_instmem_resume(struct drm_device *);
1128extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1129				  uint32_t *size);
1130extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1131extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1132extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1133extern void nv50_instmem_flush(struct drm_device *);
1134extern void nv84_instmem_flush(struct drm_device *);
1135extern void nv50_vm_flush(struct drm_device *, int engine);
1136
1137/* nvc0_instmem.c */
1138extern int  nvc0_instmem_init(struct drm_device *);
1139extern void nvc0_instmem_takedown(struct drm_device *);
1140extern int  nvc0_instmem_suspend(struct drm_device *);
1141extern void nvc0_instmem_resume(struct drm_device *);
1142extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1143				  uint32_t *size);
1144extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1145extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1146extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1147extern void nvc0_instmem_flush(struct drm_device *);
1148
1149/* nv04_mc.c */
1150extern int  nv04_mc_init(struct drm_device *);
1151extern void nv04_mc_takedown(struct drm_device *);
1152
1153/* nv40_mc.c */
1154extern int  nv40_mc_init(struct drm_device *);
1155extern void nv40_mc_takedown(struct drm_device *);
1156
1157/* nv50_mc.c */
1158extern int  nv50_mc_init(struct drm_device *);
1159extern void nv50_mc_takedown(struct drm_device *);
1160
1161/* nv04_timer.c */
1162extern int  nv04_timer_init(struct drm_device *);
1163extern uint64_t nv04_timer_read(struct drm_device *);
1164extern void nv04_timer_takedown(struct drm_device *);
1165
1166extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1167				 unsigned long arg);
1168
1169/* nv04_dac.c */
1170extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1171extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1172extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1173extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1174extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1175
1176/* nv04_dfp.c */
1177extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1178extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1179extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1180			       int head, bool dl);
1181extern void nv04_dfp_disable(struct drm_device *dev, int head);
1182extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1183
1184/* nv04_tv.c */
1185extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1186extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1187
1188/* nv17_tv.c */
1189extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1190
1191/* nv04_display.c */
1192extern int nv04_display_early_init(struct drm_device *);
1193extern void nv04_display_late_takedown(struct drm_device *);
1194extern int nv04_display_create(struct drm_device *);
1195extern int nv04_display_init(struct drm_device *);
1196extern void nv04_display_destroy(struct drm_device *);
1197
1198/* nv04_crtc.c */
1199extern int nv04_crtc_create(struct drm_device *, int index);
1200
1201/* nouveau_bo.c */
1202extern struct ttm_bo_driver nouveau_bo_driver;
1203extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1204			  int size, int align, uint32_t flags,
1205			  uint32_t tile_mode, uint32_t tile_flags,
1206			  bool no_vm, bool mappable, struct nouveau_bo **);
1207extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1208extern int nouveau_bo_unpin(struct nouveau_bo *);
1209extern int nouveau_bo_map(struct nouveau_bo *);
1210extern void nouveau_bo_unmap(struct nouveau_bo *);
1211extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1212				     uint32_t busy);
1213extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1214extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1215extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1216extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1217
1218/* nouveau_fence.c */
1219struct nouveau_fence;
1220extern int nouveau_fence_init(struct drm_device *);
1221extern void nouveau_fence_fini(struct drm_device *);
1222extern int nouveau_fence_channel_init(struct nouveau_channel *);
1223extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1224extern void nouveau_fence_update(struct nouveau_channel *);
1225extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1226			     bool emit);
1227extern int nouveau_fence_emit(struct nouveau_fence *);
1228extern void nouveau_fence_work(struct nouveau_fence *fence,
1229			       void (*work)(void *priv, bool signalled),
1230			       void *priv);
1231struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1232extern bool nouveau_fence_signalled(void *obj, void *arg);
1233extern int nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1234extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1235extern int nouveau_fence_flush(void *obj, void *arg);
1236extern void nouveau_fence_unref(void **obj);
1237extern void *nouveau_fence_ref(void *obj);
1238
1239/* nouveau_gem.c */
1240extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1241			   int size, int align, uint32_t flags,
1242			   uint32_t tile_mode, uint32_t tile_flags,
1243			   bool no_vm, bool mappable, struct nouveau_bo **);
1244extern int nouveau_gem_object_new(struct drm_gem_object *);
1245extern void nouveau_gem_object_del(struct drm_gem_object *);
1246extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1247				 struct drm_file *);
1248extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1249				     struct drm_file *);
1250extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1251				      struct drm_file *);
1252extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1253				      struct drm_file *);
1254extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1255				  struct drm_file *);
1256
1257/* nv10_gpio.c */
1258int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1259int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1260
1261/* nv50_gpio.c */
1262int nv50_gpio_init(struct drm_device *dev);
1263int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1264int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1265void nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1266
1267/* nv50_calc. */
1268int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1269		  int *N1, int *M1, int *N2, int *M2, int *P);
1270int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1271		   int clk, int *N, int *fN, int *M, int *P);
1272
1273#ifndef ioread32_native
1274#ifdef __BIG_ENDIAN
1275#define ioread16_native ioread16be
1276#define iowrite16_native iowrite16be
1277#define ioread32_native  ioread32be
1278#define iowrite32_native iowrite32be
1279#else /* def __BIG_ENDIAN */
1280#define ioread16_native ioread16
1281#define iowrite16_native iowrite16
1282#define ioread32_native  ioread32
1283#define iowrite32_native iowrite32
1284#endif /* def __BIG_ENDIAN else */
1285#endif /* !ioread32_native */
1286
1287/* channel control reg access */
1288static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1289{
1290	return ioread32_native(chan->user + reg);
1291}
1292
1293static inline void nvchan_wr32(struct nouveau_channel *chan,
1294							unsigned reg, u32 val)
1295{
1296	iowrite32_native(val, chan->user + reg);
1297}
1298
1299/* register access */
1300static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1301{
1302	struct drm_nouveau_private *dev_priv = dev->dev_private;
1303	return ioread32_native(dev_priv->mmio + reg);
1304}
1305
1306static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1307{
1308	struct drm_nouveau_private *dev_priv = dev->dev_private;
1309	iowrite32_native(val, dev_priv->mmio + reg);
1310}
1311
1312static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1313{
1314	u32 tmp = nv_rd32(dev, reg);
1315	nv_wr32(dev, reg, (tmp & ~mask) | val);
1316	return tmp;
1317}
1318
1319static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1320{
1321	struct drm_nouveau_private *dev_priv = dev->dev_private;
1322	return ioread8(dev_priv->mmio + reg);
1323}
1324
1325static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1326{
1327	struct drm_nouveau_private *dev_priv = dev->dev_private;
1328	iowrite8(val, dev_priv->mmio + reg);
1329}
1330
1331#define nv_wait(dev, reg, mask, val) \
1332	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1333
1334/* PRAMIN access */
1335static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1336{
1337	struct drm_nouveau_private *dev_priv = dev->dev_private;
1338	return ioread32_native(dev_priv->ramin + offset);
1339}
1340
1341static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1342{
1343	struct drm_nouveau_private *dev_priv = dev->dev_private;
1344	iowrite32_native(val, dev_priv->ramin + offset);
1345}
1346
1347/* object access */
1348extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1349extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1350
1351/*
1352 * Logging
1353 * Argument d is (struct drm_device *).
1354 */
1355#define NV_PRINTK(level, d, fmt, arg...) \
1356	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1357					pci_name(d->pdev), ##arg)
1358#ifndef NV_DEBUG_NOTRACE
1359#define NV_DEBUG(d, fmt, arg...) do {                                          \
1360	if (drm_debug & DRM_UT_DRIVER) {                                       \
1361		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1362			  __LINE__, ##arg);                                    \
1363	}                                                                      \
1364} while (0)
1365#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1366	if (drm_debug & DRM_UT_KMS) {                                          \
1367		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1368			  __LINE__, ##arg);                                    \
1369	}                                                                      \
1370} while (0)
1371#else
1372#define NV_DEBUG(d, fmt, arg...) do {                                          \
1373	if (drm_debug & DRM_UT_DRIVER)                                         \
1374		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1375} while (0)
1376#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1377	if (drm_debug & DRM_UT_KMS)                                            \
1378		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1379} while (0)
1380#endif
1381#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1382#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1383#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1384#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1385#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1386
1387/* nouveau_reg_debug bitmask */
1388enum {
1389	NOUVEAU_REG_DEBUG_MC             = 0x1,
1390	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1391	NOUVEAU_REG_DEBUG_FB             = 0x4,
1392	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1393	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1394	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1395	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1396	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1397	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1398	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1399};
1400
1401#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1402	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1403		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1404} while (0)
1405
1406static inline bool
1407nv_two_heads(struct drm_device *dev)
1408{
1409	struct drm_nouveau_private *dev_priv = dev->dev_private;
1410	const int impl = dev->pci_device & 0x0ff0;
1411
1412	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1413	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1414		return true;
1415
1416	return false;
1417}
1418
1419static inline bool
1420nv_gf4_disp_arch(struct drm_device *dev)
1421{
1422	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1423}
1424
1425static inline bool
1426nv_two_reg_pll(struct drm_device *dev)
1427{
1428	struct drm_nouveau_private *dev_priv = dev->dev_private;
1429	const int impl = dev->pci_device & 0x0ff0;
1430
1431	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1432		return true;
1433	return false;
1434}
1435
1436static inline bool
1437nv_match_device(struct drm_device *dev, unsigned device,
1438		unsigned sub_vendor, unsigned sub_device)
1439{
1440	return dev->pdev->device == device &&
1441		dev->pdev->subsystem_vendor == sub_vendor &&
1442		dev->pdev->subsystem_device == sub_device;
1443}
1444
1445#define NV_SW                                                        0x0000506e
1446#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1447#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1448#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1449#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1450#define NV_SW_YIELD                                                  0x00000080
1451#define NV_SW_DMA_VBLSEM                                             0x0000018c
1452#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1453#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1454#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1455
1456#endif /* __NOUVEAU_DRV_H__ */
1457