nouveau_drv.h revision 6a6b73f254123851f7f73ab5e57344a569d6a0ab
1/*
2 * Copyright 2005 Stephane Marchesin.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __NOUVEAU_DRV_H__
26#define __NOUVEAU_DRV_H__
27
28#define DRIVER_AUTHOR		"Stephane Marchesin"
29#define DRIVER_EMAIL		"dri-devel@lists.sourceforge.net"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20090420"
34
35#define DRIVER_MAJOR		0
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	16
38
39#define NOUVEAU_FAMILY   0x0000FFFF
40#define NOUVEAU_FLAGS    0xFFFF0000
41
42#include "ttm/ttm_bo_api.h"
43#include "ttm/ttm_bo_driver.h"
44#include "ttm/ttm_placement.h"
45#include "ttm/ttm_memory.h"
46#include "ttm/ttm_module.h"
47
48struct nouveau_fpriv {
49	struct ttm_object_file *tfile;
50};
51
52#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
53
54#include "nouveau_drm.h"
55#include "nouveau_reg.h"
56#include "nouveau_bios.h"
57struct nouveau_grctx;
58
59#define MAX_NUM_DCB_ENTRIES 16
60
61#define NOUVEAU_MAX_CHANNEL_NR 128
62#define NOUVEAU_MAX_TILE_NR 15
63
64#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
65#define NV50_VM_BLOCK    (512*1024*1024ULL)
66#define NV50_VM_VRAM_NR  (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
67
68struct nouveau_tile_reg {
69	struct nouveau_fence *fence;
70	uint32_t addr;
71	uint32_t size;
72	bool used;
73};
74
75struct nouveau_bo {
76	struct ttm_buffer_object bo;
77	struct ttm_placement placement;
78	u32 placements[3];
79	u32 busy_placements[3];
80	struct ttm_bo_kmap_obj kmap;
81	struct list_head head;
82
83	/* protected by ttm_bo_reserve() */
84	struct drm_file *reserved_by;
85	struct list_head entry;
86	int pbbo_index;
87	bool validate_mapped;
88
89	struct nouveau_channel *channel;
90
91	bool mappable;
92	bool no_vm;
93
94	uint32_t tile_mode;
95	uint32_t tile_flags;
96	struct nouveau_tile_reg *tile;
97
98	struct drm_gem_object *gem;
99	struct drm_file *cpu_filp;
100	int pin_refcnt;
101};
102
103#define nouveau_bo_tile_layout(nvbo)				\
104	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
105
106static inline struct nouveau_bo *
107nouveau_bo(struct ttm_buffer_object *bo)
108{
109	return container_of(bo, struct nouveau_bo, bo);
110}
111
112static inline struct nouveau_bo *
113nouveau_gem_object(struct drm_gem_object *gem)
114{
115	return gem ? gem->driver_private : NULL;
116}
117
118/* TODO: submit equivalent to TTM generic API upstream? */
119static inline void __iomem *
120nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
121{
122	bool is_iomem;
123	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
124						&nvbo->kmap, &is_iomem);
125	WARN_ON_ONCE(ioptr && !is_iomem);
126	return ioptr;
127}
128
129enum nouveau_flags {
130	NV_NFORCE   = 0x10000000,
131	NV_NFORCE2  = 0x20000000
132};
133
134#define NVOBJ_ENGINE_SW		0
135#define NVOBJ_ENGINE_GR		1
136#define NVOBJ_ENGINE_DISPLAY	2
137#define NVOBJ_ENGINE_INT	0xdeadbeef
138
139#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
140#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
141struct nouveau_gpuobj {
142	struct drm_device *dev;
143	struct kref refcount;
144	struct list_head list;
145
146	struct drm_mm_node *im_pramin;
147	struct nouveau_bo *im_backing;
148	uint32_t *im_backing_suspend;
149	int im_bound;
150
151	uint32_t flags;
152
153	u32 size;
154	u32 pinst;
155	u32 cinst;
156	u64 vinst;
157
158	uint32_t engine;
159	uint32_t class;
160
161	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
162	void *priv;
163};
164
165struct nouveau_channel {
166	struct drm_device *dev;
167	int id;
168
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
443	int (*clock_get)(struct drm_device *, u32 id);
444	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
445			   u32 id, int khz);
446	void (*clock_set)(struct drm_device *, void *);
447	int (*voltage_get)(struct drm_device *);
448	int (*voltage_set)(struct drm_device *, int voltage);
449	int (*fanspeed_get)(struct drm_device *);
450	int (*fanspeed_set)(struct drm_device *, int fanspeed);
451	int (*temp_get)(struct drm_device *);
452};
453
454struct nouveau_engine {
455	struct nouveau_instmem_engine instmem;
456	struct nouveau_mc_engine      mc;
457	struct nouveau_timer_engine   timer;
458	struct nouveau_fb_engine      fb;
459	struct nouveau_pgraph_engine  graph;
460	struct nouveau_fifo_engine    fifo;
461	struct nouveau_display_engine display;
462	struct nouveau_gpio_engine    gpio;
463	struct nouveau_pm_engine      pm;
464};
465
466struct nouveau_pll_vals {
467	union {
468		struct {
469#ifdef __BIG_ENDIAN
470			uint8_t N1, M1, N2, M2;
471#else
472			uint8_t M1, N1, M2, N2;
473#endif
474		};
475		struct {
476			uint16_t NM1, NM2;
477		} __attribute__((packed));
478	};
479	int log2P;
480
481	int refclk;
482};
483
484enum nv04_fp_display_regs {
485	FP_DISPLAY_END,
486	FP_TOTAL,
487	FP_CRTC,
488	FP_SYNC_START,
489	FP_SYNC_END,
490	FP_VALID_START,
491	FP_VALID_END
492};
493
494struct nv04_crtc_reg {
495	unsigned char MiscOutReg;
496	uint8_t CRTC[0xa0];
497	uint8_t CR58[0x10];
498	uint8_t Sequencer[5];
499	uint8_t Graphics[9];
500	uint8_t Attribute[21];
501	unsigned char DAC[768];
502
503	/* PCRTC regs */
504	uint32_t fb_start;
505	uint32_t crtc_cfg;
506	uint32_t cursor_cfg;
507	uint32_t gpio_ext;
508	uint32_t crtc_830;
509	uint32_t crtc_834;
510	uint32_t crtc_850;
511	uint32_t crtc_eng_ctrl;
512
513	/* PRAMDAC regs */
514	uint32_t nv10_cursync;
515	struct nouveau_pll_vals pllvals;
516	uint32_t ramdac_gen_ctrl;
517	uint32_t ramdac_630;
518	uint32_t ramdac_634;
519	uint32_t tv_setup;
520	uint32_t tv_vtotal;
521	uint32_t tv_vskew;
522	uint32_t tv_vsync_delay;
523	uint32_t tv_htotal;
524	uint32_t tv_hskew;
525	uint32_t tv_hsync_delay;
526	uint32_t tv_hsync_delay2;
527	uint32_t fp_horiz_regs[7];
528	uint32_t fp_vert_regs[7];
529	uint32_t dither;
530	uint32_t fp_control;
531	uint32_t dither_regs[6];
532	uint32_t fp_debug_0;
533	uint32_t fp_debug_1;
534	uint32_t fp_debug_2;
535	uint32_t fp_margin_color;
536	uint32_t ramdac_8c0;
537	uint32_t ramdac_a20;
538	uint32_t ramdac_a24;
539	uint32_t ramdac_a34;
540	uint32_t ctv_regs[38];
541};
542
543struct nv04_output_reg {
544	uint32_t output;
545	int head;
546};
547
548struct nv04_mode_state {
549	struct nv04_crtc_reg crtc_reg[2];
550	uint32_t pllsel;
551	uint32_t sel_clk;
552};
553
554enum nouveau_card_type {
555	NV_04      = 0x00,
556	NV_10      = 0x10,
557	NV_20      = 0x20,
558	NV_30      = 0x30,
559	NV_40      = 0x40,
560	NV_50      = 0x50,
561	NV_C0      = 0xc0,
562};
563
564struct drm_nouveau_private {
565	struct drm_device *dev;
566
567	/* the card type, takes NV_* as values */
568	enum nouveau_card_type card_type;
569	/* exact chipset, derived from NV_PMC_BOOT_0 */
570	int chipset;
571	int flags;
572
573	void __iomem *mmio;
574
575	spinlock_t ramin_lock;
576	void __iomem *ramin;
577	u32 ramin_size;
578	u32 ramin_base;
579	bool ramin_available;
580	struct drm_mm ramin_heap;
581	struct list_head gpuobj_list;
582
583	struct nouveau_bo *vga_ram;
584
585	struct workqueue_struct *wq;
586	struct work_struct irq_work;
587	struct work_struct hpd_work;
588
589	struct {
590		spinlock_t lock;
591		uint32_t hpd0_bits;
592		uint32_t hpd1_bits;
593	} hpd_state;
594
595	struct list_head vbl_waiting;
596
597	struct {
598		struct drm_global_reference mem_global_ref;
599		struct ttm_bo_global_ref bo_global_ref;
600		struct ttm_bo_device bdev;
601		atomic_t validate_sequence;
602	} ttm;
603
604	struct {
605		spinlock_t lock;
606		struct drm_mm heap;
607		struct nouveau_bo *bo;
608	} fence;
609
610	int fifo_alloc_count;
611	struct nouveau_channel *fifos[NOUVEAU_MAX_CHANNEL_NR];
612
613	struct nouveau_engine engine;
614	struct nouveau_channel *channel;
615
616	/* For PFIFO and PGRAPH. */
617	spinlock_t context_switch_lock;
618
619	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
620	struct nouveau_ramht  *ramht;
621	struct nouveau_gpuobj *ramfc;
622	struct nouveau_gpuobj *ramro;
623
624	uint32_t ramin_rsvd_vram;
625
626	struct {
627		enum {
628			NOUVEAU_GART_NONE = 0,
629			NOUVEAU_GART_AGP,
630			NOUVEAU_GART_SGDMA
631		} type;
632		uint64_t aper_base;
633		uint64_t aper_size;
634		uint64_t aper_free;
635
636		struct nouveau_gpuobj *sg_ctxdma;
637		struct page *sg_dummy_page;
638		dma_addr_t sg_dummy_bus;
639	} gart_info;
640
641	/* nv10-nv40 tiling regions */
642	struct nouveau_tile_reg tile[NOUVEAU_MAX_TILE_NR];
643
644	/* VRAM/fb configuration */
645	uint64_t vram_size;
646	uint64_t vram_sys_base;
647	u32 vram_rblock_size;
648
649	uint64_t fb_phys;
650	uint64_t fb_available_size;
651	uint64_t fb_mappable_pages;
652	uint64_t fb_aper_free;
653	int fb_mtrr;
654
655	/* G8x/G9x virtual address space */
656	uint64_t vm_gart_base;
657	uint64_t vm_gart_size;
658	uint64_t vm_vram_base;
659	uint64_t vm_vram_size;
660	uint64_t vm_end;
661	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
662	int vm_vram_pt_nr;
663
664	struct nvbios vbios;
665
666	struct nv04_mode_state mode_reg;
667	struct nv04_mode_state saved_reg;
668	uint32_t saved_vga_font[4][16384];
669	uint32_t crtc_owner;
670	uint32_t dac_users[4];
671
672	struct nouveau_suspend_resume {
673		uint32_t *ramin_copy;
674	} susres;
675
676	struct backlight_device *backlight;
677
678	struct nouveau_channel *evo;
679	struct {
680		struct dcb_entry *dcb;
681		u16 script;
682		u32 pclk;
683	} evo_irq;
684
685	struct {
686		struct dentry *channel_root;
687	} debugfs;
688
689	struct nouveau_fbdev *nfbdev;
690	struct apertures_struct *apertures;
691};
692
693static inline struct drm_nouveau_private *
694nouveau_private(struct drm_device *dev)
695{
696	return dev->dev_private;
697}
698
699static inline struct drm_nouveau_private *
700nouveau_bdev(struct ttm_bo_device *bd)
701{
702	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
703}
704
705static inline int
706nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
707{
708	struct nouveau_bo *prev;
709
710	if (!pnvbo)
711		return -EINVAL;
712	prev = *pnvbo;
713
714	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
715	if (prev) {
716		struct ttm_buffer_object *bo = &prev->bo;
717
718		ttm_bo_unref(&bo);
719	}
720
721	return 0;
722}
723
724#define NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(id, cl, ch) do {    \
725	struct drm_nouveau_private *nv = dev->dev_private;       \
726	if (!nouveau_channel_owner(dev, (cl), (id))) {           \
727		NV_ERROR(dev, "pid %d doesn't own channel %d\n", \
728			 DRM_CURRENTPID, (id));                  \
729		return -EPERM;                                   \
730	}                                                        \
731	(ch) = nv->fifos[(id)];                                  \
732} while (0)
733
734/* nouveau_drv.c */
735extern int nouveau_agpmode;
736extern int nouveau_duallink;
737extern int nouveau_uscript_lvds;
738extern int nouveau_uscript_tmds;
739extern int nouveau_vram_pushbuf;
740extern int nouveau_vram_notify;
741extern int nouveau_fbpercrtc;
742extern int nouveau_tv_disable;
743extern char *nouveau_tv_norm;
744extern int nouveau_reg_debug;
745extern char *nouveau_vbios;
746extern int nouveau_ignorelid;
747extern int nouveau_nofbaccel;
748extern int nouveau_noaccel;
749extern int nouveau_force_post;
750extern int nouveau_override_conntype;
751extern char *nouveau_perflvl;
752extern int nouveau_perflvl_wr;
753
754extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
755extern int nouveau_pci_resume(struct pci_dev *pdev);
756
757/* nouveau_state.c */
758extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
759extern int  nouveau_load(struct drm_device *, unsigned long flags);
760extern int  nouveau_firstopen(struct drm_device *);
761extern void nouveau_lastclose(struct drm_device *);
762extern int  nouveau_unload(struct drm_device *);
763extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
764				   struct drm_file *);
765extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
766				   struct drm_file *);
767extern bool nouveau_wait_until(struct drm_device *, uint64_t timeout,
768			       uint32_t reg, uint32_t mask, uint32_t val);
769extern bool nouveau_wait_for_idle(struct drm_device *);
770extern int  nouveau_card_init(struct drm_device *);
771
772/* nouveau_mem.c */
773extern int  nouveau_mem_vram_init(struct drm_device *);
774extern void nouveau_mem_vram_fini(struct drm_device *);
775extern int  nouveau_mem_gart_init(struct drm_device *);
776extern void nouveau_mem_gart_fini(struct drm_device *);
777extern int  nouveau_mem_init_agp(struct drm_device *);
778extern int  nouveau_mem_reset_agp(struct drm_device *);
779extern void nouveau_mem_close(struct drm_device *);
780extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
781						    uint32_t addr,
782						    uint32_t size,
783						    uint32_t pitch);
784extern void nv10_mem_expire_tiling(struct drm_device *dev,
785				   struct nouveau_tile_reg *tile,
786				   struct nouveau_fence *fence);
787extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
788				    uint32_t size, uint32_t flags,
789				    uint64_t phys);
790extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
791			       uint32_t size);
792
793/* nouveau_notifier.c */
794extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
795extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
796extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
797				   int cout, uint32_t *offset);
798extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
799extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
800					 struct drm_file *);
801extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
802					struct drm_file *);
803
804/* nouveau_channel.c */
805extern struct drm_ioctl_desc nouveau_ioctls[];
806extern int nouveau_max_ioctl;
807extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
808extern int  nouveau_channel_owner(struct drm_device *, struct drm_file *,
809				  int channel);
810extern int  nouveau_channel_alloc(struct drm_device *dev,
811				  struct nouveau_channel **chan,
812				  struct drm_file *file_priv,
813				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
814extern void nouveau_channel_free(struct nouveau_channel *);
815
816/* nouveau_object.c */
817extern int  nouveau_gpuobj_early_init(struct drm_device *);
818extern int  nouveau_gpuobj_init(struct drm_device *);
819extern void nouveau_gpuobj_takedown(struct drm_device *);
820extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
821extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
822extern void nouveau_gpuobj_resume(struct drm_device *dev);
823extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
824				       uint32_t vram_h, uint32_t tt_h);
825extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
826extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
827			      uint32_t size, int align, uint32_t flags,
828			      struct nouveau_gpuobj **);
829extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
830			       struct nouveau_gpuobj **);
831extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
832				   u32 size, u32 flags,
833				   struct nouveau_gpuobj **);
834extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
835				  uint64_t offset, uint64_t size, int access,
836				  int target, struct nouveau_gpuobj **);
837extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
838				       uint64_t offset, uint64_t size,
839				       int access, struct nouveau_gpuobj **,
840				       uint32_t *o_ret);
841extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
842				 struct nouveau_gpuobj **);
843extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
844				 struct nouveau_gpuobj **);
845extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
846				     struct drm_file *);
847extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
848				     struct drm_file *);
849
850/* nouveau_irq.c */
851extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
852extern void        nouveau_irq_preinstall(struct drm_device *);
853extern int         nouveau_irq_postinstall(struct drm_device *);
854extern void        nouveau_irq_uninstall(struct drm_device *);
855
856/* nouveau_sgdma.c */
857extern int nouveau_sgdma_init(struct drm_device *);
858extern void nouveau_sgdma_takedown(struct drm_device *);
859extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
860				  uint32_t *page);
861extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
862
863/* nouveau_debugfs.c */
864#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
865extern int  nouveau_debugfs_init(struct drm_minor *);
866extern void nouveau_debugfs_takedown(struct drm_minor *);
867extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
868extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
869#else
870static inline int
871nouveau_debugfs_init(struct drm_minor *minor)
872{
873	return 0;
874}
875
876static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
877{
878}
879
880static inline int
881nouveau_debugfs_channel_init(struct nouveau_channel *chan)
882{
883	return 0;
884}
885
886static inline void
887nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
888{
889}
890#endif
891
892/* nouveau_dma.c */
893extern void nouveau_dma_pre_init(struct nouveau_channel *);
894extern int  nouveau_dma_init(struct nouveau_channel *);
895extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
896
897/* nouveau_acpi.c */
898#define ROM_BIOS_PAGE 4096
899#if defined(CONFIG_ACPI)
900void nouveau_register_dsm_handler(void);
901void nouveau_unregister_dsm_handler(void);
902int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
903bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
904int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
905#else
906static inline void nouveau_register_dsm_handler(void) {}
907static inline void nouveau_unregister_dsm_handler(void) {}
908static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
909static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
910static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
911#endif
912
913/* nouveau_backlight.c */
914#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
915extern int nouveau_backlight_init(struct drm_device *);
916extern void nouveau_backlight_exit(struct drm_device *);
917#else
918static inline int nouveau_backlight_init(struct drm_device *dev)
919{
920	return 0;
921}
922
923static inline void nouveau_backlight_exit(struct drm_device *dev) { }
924#endif
925
926/* nouveau_bios.c */
927extern int nouveau_bios_init(struct drm_device *);
928extern void nouveau_bios_takedown(struct drm_device *dev);
929extern int nouveau_run_vbios_init(struct drm_device *);
930extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
931					struct dcb_entry *);
932extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
933						      enum dcb_gpio_tag);
934extern struct dcb_connector_table_entry *
935nouveau_bios_connector_entry(struct drm_device *, int index);
936extern u32 get_pll_register(struct drm_device *, enum pll_types);
937extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
938			  struct pll_lims *);
939extern int nouveau_bios_run_display_table(struct drm_device *,
940					  struct dcb_entry *,
941					  uint32_t script, int pxclk);
942extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
943				   int *length);
944extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
945extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
946extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
947					 bool *dl, bool *if_is_24bit);
948extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
949			  int head, int pxclk);
950extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
951			    enum LVDS_script, int pxclk);
952
953/* nouveau_ttm.c */
954int nouveau_ttm_global_init(struct drm_nouveau_private *);
955void nouveau_ttm_global_release(struct drm_nouveau_private *);
956int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
957
958/* nouveau_dp.c */
959int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
960		     uint8_t *data, int data_nr);
961bool nouveau_dp_detect(struct drm_encoder *);
962bool nouveau_dp_link_train(struct drm_encoder *);
963
964/* nv04_fb.c */
965extern int  nv04_fb_init(struct drm_device *);
966extern void nv04_fb_takedown(struct drm_device *);
967
968/* nv10_fb.c */
969extern int  nv10_fb_init(struct drm_device *);
970extern void nv10_fb_takedown(struct drm_device *);
971extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
972				      uint32_t, uint32_t);
973
974/* nv30_fb.c */
975extern int  nv30_fb_init(struct drm_device *);
976extern void nv30_fb_takedown(struct drm_device *);
977
978/* nv40_fb.c */
979extern int  nv40_fb_init(struct drm_device *);
980extern void nv40_fb_takedown(struct drm_device *);
981extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
982				      uint32_t, uint32_t);
983/* nv50_fb.c */
984extern int  nv50_fb_init(struct drm_device *);
985extern void nv50_fb_takedown(struct drm_device *);
986extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
987
988/* nvc0_fb.c */
989extern int  nvc0_fb_init(struct drm_device *);
990extern void nvc0_fb_takedown(struct drm_device *);
991
992/* nv04_fifo.c */
993extern int  nv04_fifo_init(struct drm_device *);
994extern void nv04_fifo_disable(struct drm_device *);
995extern void nv04_fifo_enable(struct drm_device *);
996extern bool nv04_fifo_reassign(struct drm_device *, bool);
997extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
998extern int  nv04_fifo_channel_id(struct drm_device *);
999extern int  nv04_fifo_create_context(struct nouveau_channel *);
1000extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1001extern int  nv04_fifo_load_context(struct nouveau_channel *);
1002extern int  nv04_fifo_unload_context(struct drm_device *);
1003
1004/* nv10_fifo.c */
1005extern int  nv10_fifo_init(struct drm_device *);
1006extern int  nv10_fifo_channel_id(struct drm_device *);
1007extern int  nv10_fifo_create_context(struct nouveau_channel *);
1008extern void nv10_fifo_destroy_context(struct nouveau_channel *);
1009extern int  nv10_fifo_load_context(struct nouveau_channel *);
1010extern int  nv10_fifo_unload_context(struct drm_device *);
1011
1012/* nv40_fifo.c */
1013extern int  nv40_fifo_init(struct drm_device *);
1014extern int  nv40_fifo_create_context(struct nouveau_channel *);
1015extern void nv40_fifo_destroy_context(struct nouveau_channel *);
1016extern int  nv40_fifo_load_context(struct nouveau_channel *);
1017extern int  nv40_fifo_unload_context(struct drm_device *);
1018
1019/* nv50_fifo.c */
1020extern int  nv50_fifo_init(struct drm_device *);
1021extern void nv50_fifo_takedown(struct drm_device *);
1022extern int  nv50_fifo_channel_id(struct drm_device *);
1023extern int  nv50_fifo_create_context(struct nouveau_channel *);
1024extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1025extern int  nv50_fifo_load_context(struct nouveau_channel *);
1026extern int  nv50_fifo_unload_context(struct drm_device *);
1027extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1028
1029/* nvc0_fifo.c */
1030extern int  nvc0_fifo_init(struct drm_device *);
1031extern void nvc0_fifo_takedown(struct drm_device *);
1032extern void nvc0_fifo_disable(struct drm_device *);
1033extern void nvc0_fifo_enable(struct drm_device *);
1034extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1035extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1036extern int  nvc0_fifo_channel_id(struct drm_device *);
1037extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1038extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1039extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1040extern int  nvc0_fifo_unload_context(struct drm_device *);
1041
1042/* nv04_graph.c */
1043extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
1044extern int  nv04_graph_init(struct drm_device *);
1045extern void nv04_graph_takedown(struct drm_device *);
1046extern void nv04_graph_fifo_access(struct drm_device *, bool);
1047extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1048extern int  nv04_graph_create_context(struct nouveau_channel *);
1049extern void nv04_graph_destroy_context(struct nouveau_channel *);
1050extern int  nv04_graph_load_context(struct nouveau_channel *);
1051extern int  nv04_graph_unload_context(struct drm_device *);
1052extern void nv04_graph_context_switch(struct drm_device *);
1053
1054/* nv10_graph.c */
1055extern struct nouveau_pgraph_object_class nv10_graph_grclass[];
1056extern int  nv10_graph_init(struct drm_device *);
1057extern void nv10_graph_takedown(struct drm_device *);
1058extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1059extern int  nv10_graph_create_context(struct nouveau_channel *);
1060extern void nv10_graph_destroy_context(struct nouveau_channel *);
1061extern int  nv10_graph_load_context(struct nouveau_channel *);
1062extern int  nv10_graph_unload_context(struct drm_device *);
1063extern void nv10_graph_context_switch(struct drm_device *);
1064extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1065					 uint32_t, uint32_t);
1066
1067/* nv20_graph.c */
1068extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
1069extern struct nouveau_pgraph_object_class nv30_graph_grclass[];
1070extern int  nv20_graph_create_context(struct nouveau_channel *);
1071extern void nv20_graph_destroy_context(struct nouveau_channel *);
1072extern int  nv20_graph_load_context(struct nouveau_channel *);
1073extern int  nv20_graph_unload_context(struct drm_device *);
1074extern int  nv20_graph_init(struct drm_device *);
1075extern void nv20_graph_takedown(struct drm_device *);
1076extern int  nv30_graph_init(struct drm_device *);
1077extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1078					 uint32_t, uint32_t);
1079
1080/* nv40_graph.c */
1081extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
1082extern int  nv40_graph_init(struct drm_device *);
1083extern void nv40_graph_takedown(struct drm_device *);
1084extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1085extern int  nv40_graph_create_context(struct nouveau_channel *);
1086extern void nv40_graph_destroy_context(struct nouveau_channel *);
1087extern int  nv40_graph_load_context(struct nouveau_channel *);
1088extern int  nv40_graph_unload_context(struct drm_device *);
1089extern void nv40_grctx_init(struct nouveau_grctx *);
1090extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1091					 uint32_t, uint32_t);
1092
1093/* nv50_graph.c */
1094extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
1095extern int  nv50_graph_init(struct drm_device *);
1096extern void nv50_graph_takedown(struct drm_device *);
1097extern void nv50_graph_fifo_access(struct drm_device *, bool);
1098extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1099extern int  nv50_graph_create_context(struct nouveau_channel *);
1100extern void nv50_graph_destroy_context(struct nouveau_channel *);
1101extern int  nv50_graph_load_context(struct nouveau_channel *);
1102extern int  nv50_graph_unload_context(struct drm_device *);
1103extern void nv50_graph_context_switch(struct drm_device *);
1104extern int  nv50_grctx_init(struct nouveau_grctx *);
1105extern void nv50_graph_tlb_flush(struct drm_device *dev);
1106extern void nv86_graph_tlb_flush(struct drm_device *dev);
1107
1108/* nvc0_graph.c */
1109extern int  nvc0_graph_init(struct drm_device *);
1110extern void nvc0_graph_takedown(struct drm_device *);
1111extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1112extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1113extern int  nvc0_graph_create_context(struct nouveau_channel *);
1114extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1115extern int  nvc0_graph_load_context(struct nouveau_channel *);
1116extern int  nvc0_graph_unload_context(struct drm_device *);
1117
1118/* nv04_instmem.c */
1119extern int  nv04_instmem_init(struct drm_device *);
1120extern void nv04_instmem_takedown(struct drm_device *);
1121extern int  nv04_instmem_suspend(struct drm_device *);
1122extern void nv04_instmem_resume(struct drm_device *);
1123extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1124				  uint32_t *size);
1125extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1126extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1127extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1128extern void nv04_instmem_flush(struct drm_device *);
1129
1130/* nv50_instmem.c */
1131extern int  nv50_instmem_init(struct drm_device *);
1132extern void nv50_instmem_takedown(struct drm_device *);
1133extern int  nv50_instmem_suspend(struct drm_device *);
1134extern void nv50_instmem_resume(struct drm_device *);
1135extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1136				  uint32_t *size);
1137extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1138extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1139extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1140extern void nv50_instmem_flush(struct drm_device *);
1141extern void nv84_instmem_flush(struct drm_device *);
1142extern void nv50_vm_flush(struct drm_device *, int engine);
1143
1144/* nvc0_instmem.c */
1145extern int  nvc0_instmem_init(struct drm_device *);
1146extern void nvc0_instmem_takedown(struct drm_device *);
1147extern int  nvc0_instmem_suspend(struct drm_device *);
1148extern void nvc0_instmem_resume(struct drm_device *);
1149extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1150				  uint32_t *size);
1151extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1152extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1153extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1154extern void nvc0_instmem_flush(struct drm_device *);
1155
1156/* nv04_mc.c */
1157extern int  nv04_mc_init(struct drm_device *);
1158extern void nv04_mc_takedown(struct drm_device *);
1159
1160/* nv40_mc.c */
1161extern int  nv40_mc_init(struct drm_device *);
1162extern void nv40_mc_takedown(struct drm_device *);
1163
1164/* nv50_mc.c */
1165extern int  nv50_mc_init(struct drm_device *);
1166extern void nv50_mc_takedown(struct drm_device *);
1167
1168/* nv04_timer.c */
1169extern int  nv04_timer_init(struct drm_device *);
1170extern uint64_t nv04_timer_read(struct drm_device *);
1171extern void nv04_timer_takedown(struct drm_device *);
1172
1173extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1174				 unsigned long arg);
1175
1176/* nv04_dac.c */
1177extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1178extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1179extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1180extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1181extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1182
1183/* nv04_dfp.c */
1184extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1185extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1186extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1187			       int head, bool dl);
1188extern void nv04_dfp_disable(struct drm_device *dev, int head);
1189extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1190
1191/* nv04_tv.c */
1192extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1193extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1194
1195/* nv17_tv.c */
1196extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1197
1198/* nv04_display.c */
1199extern int nv04_display_early_init(struct drm_device *);
1200extern void nv04_display_late_takedown(struct drm_device *);
1201extern int nv04_display_create(struct drm_device *);
1202extern int nv04_display_init(struct drm_device *);
1203extern void nv04_display_destroy(struct drm_device *);
1204
1205/* nv04_crtc.c */
1206extern int nv04_crtc_create(struct drm_device *, int index);
1207
1208/* nouveau_bo.c */
1209extern struct ttm_bo_driver nouveau_bo_driver;
1210extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1211			  int size, int align, uint32_t flags,
1212			  uint32_t tile_mode, uint32_t tile_flags,
1213			  bool no_vm, bool mappable, struct nouveau_bo **);
1214extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1215extern int nouveau_bo_unpin(struct nouveau_bo *);
1216extern int nouveau_bo_map(struct nouveau_bo *);
1217extern void nouveau_bo_unmap(struct nouveau_bo *);
1218extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1219				     uint32_t busy);
1220extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1221extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1222extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1223extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1224
1225/* nouveau_fence.c */
1226struct nouveau_fence;
1227extern int nouveau_fence_init(struct drm_device *);
1228extern void nouveau_fence_fini(struct drm_device *);
1229extern int nouveau_fence_channel_init(struct nouveau_channel *);
1230extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1231extern void nouveau_fence_update(struct nouveau_channel *);
1232extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1233			     bool emit);
1234extern int nouveau_fence_emit(struct nouveau_fence *);
1235extern void nouveau_fence_work(struct nouveau_fence *fence,
1236			       void (*work)(void *priv, bool signalled),
1237			       void *priv);
1238struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1239extern bool nouveau_fence_signalled(void *obj, void *arg);
1240extern int nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1241extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1242extern int nouveau_fence_flush(void *obj, void *arg);
1243extern void nouveau_fence_unref(void **obj);
1244extern void *nouveau_fence_ref(void *obj);
1245
1246/* nouveau_gem.c */
1247extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1248			   int size, int align, uint32_t flags,
1249			   uint32_t tile_mode, uint32_t tile_flags,
1250			   bool no_vm, bool mappable, struct nouveau_bo **);
1251extern int nouveau_gem_object_new(struct drm_gem_object *);
1252extern void nouveau_gem_object_del(struct drm_gem_object *);
1253extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1254				 struct drm_file *);
1255extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1256				     struct drm_file *);
1257extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1258				      struct drm_file *);
1259extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1260				      struct drm_file *);
1261extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1262				  struct drm_file *);
1263
1264/* nv10_gpio.c */
1265int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1266int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1267
1268/* nv50_gpio.c */
1269int nv50_gpio_init(struct drm_device *dev);
1270int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1271int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1272void nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1273
1274/* nv50_calc. */
1275int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1276		  int *N1, int *M1, int *N2, int *M2, int *P);
1277int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1278		   int clk, int *N, int *fN, int *M, int *P);
1279
1280#ifndef ioread32_native
1281#ifdef __BIG_ENDIAN
1282#define ioread16_native ioread16be
1283#define iowrite16_native iowrite16be
1284#define ioread32_native  ioread32be
1285#define iowrite32_native iowrite32be
1286#else /* def __BIG_ENDIAN */
1287#define ioread16_native ioread16
1288#define iowrite16_native iowrite16
1289#define ioread32_native  ioread32
1290#define iowrite32_native iowrite32
1291#endif /* def __BIG_ENDIAN else */
1292#endif /* !ioread32_native */
1293
1294/* channel control reg access */
1295static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1296{
1297	return ioread32_native(chan->user + reg);
1298}
1299
1300static inline void nvchan_wr32(struct nouveau_channel *chan,
1301							unsigned reg, u32 val)
1302{
1303	iowrite32_native(val, chan->user + reg);
1304}
1305
1306/* register access */
1307static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1308{
1309	struct drm_nouveau_private *dev_priv = dev->dev_private;
1310	return ioread32_native(dev_priv->mmio + reg);
1311}
1312
1313static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1314{
1315	struct drm_nouveau_private *dev_priv = dev->dev_private;
1316	iowrite32_native(val, dev_priv->mmio + reg);
1317}
1318
1319static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1320{
1321	u32 tmp = nv_rd32(dev, reg);
1322	nv_wr32(dev, reg, (tmp & ~mask) | val);
1323	return tmp;
1324}
1325
1326static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1327{
1328	struct drm_nouveau_private *dev_priv = dev->dev_private;
1329	return ioread8(dev_priv->mmio + reg);
1330}
1331
1332static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1333{
1334	struct drm_nouveau_private *dev_priv = dev->dev_private;
1335	iowrite8(val, dev_priv->mmio + reg);
1336}
1337
1338#define nv_wait(dev, reg, mask, val) \
1339	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1340
1341/* PRAMIN access */
1342static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1343{
1344	struct drm_nouveau_private *dev_priv = dev->dev_private;
1345	return ioread32_native(dev_priv->ramin + offset);
1346}
1347
1348static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1349{
1350	struct drm_nouveau_private *dev_priv = dev->dev_private;
1351	iowrite32_native(val, dev_priv->ramin + offset);
1352}
1353
1354/* object access */
1355extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1356extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1357
1358/*
1359 * Logging
1360 * Argument d is (struct drm_device *).
1361 */
1362#define NV_PRINTK(level, d, fmt, arg...) \
1363	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1364					pci_name(d->pdev), ##arg)
1365#ifndef NV_DEBUG_NOTRACE
1366#define NV_DEBUG(d, fmt, arg...) do {                                          \
1367	if (drm_debug & DRM_UT_DRIVER) {                                       \
1368		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1369			  __LINE__, ##arg);                                    \
1370	}                                                                      \
1371} while (0)
1372#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1373	if (drm_debug & DRM_UT_KMS) {                                          \
1374		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1375			  __LINE__, ##arg);                                    \
1376	}                                                                      \
1377} while (0)
1378#else
1379#define NV_DEBUG(d, fmt, arg...) do {                                          \
1380	if (drm_debug & DRM_UT_DRIVER)                                         \
1381		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1382} while (0)
1383#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1384	if (drm_debug & DRM_UT_KMS)                                            \
1385		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1386} while (0)
1387#endif
1388#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1389#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1390#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1391#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1392#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1393
1394/* nouveau_reg_debug bitmask */
1395enum {
1396	NOUVEAU_REG_DEBUG_MC             = 0x1,
1397	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1398	NOUVEAU_REG_DEBUG_FB             = 0x4,
1399	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1400	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1401	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1402	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1403	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1404	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1405	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1406};
1407
1408#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1409	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1410		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1411} while (0)
1412
1413static inline bool
1414nv_two_heads(struct drm_device *dev)
1415{
1416	struct drm_nouveau_private *dev_priv = dev->dev_private;
1417	const int impl = dev->pci_device & 0x0ff0;
1418
1419	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1420	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1421		return true;
1422
1423	return false;
1424}
1425
1426static inline bool
1427nv_gf4_disp_arch(struct drm_device *dev)
1428{
1429	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1430}
1431
1432static inline bool
1433nv_two_reg_pll(struct drm_device *dev)
1434{
1435	struct drm_nouveau_private *dev_priv = dev->dev_private;
1436	const int impl = dev->pci_device & 0x0ff0;
1437
1438	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1439		return true;
1440	return false;
1441}
1442
1443static inline bool
1444nv_match_device(struct drm_device *dev, unsigned device,
1445		unsigned sub_vendor, unsigned sub_device)
1446{
1447	return dev->pdev->device == device &&
1448		dev->pdev->subsystem_vendor == sub_vendor &&
1449		dev->pdev->subsystem_device == sub_device;
1450}
1451
1452#define NV_SW                                                        0x0000506e
1453#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1454#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1455#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1456#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1457#define NV_SW_YIELD                                                  0x00000080
1458#define NV_SW_DMA_VBLSEM                                             0x0000018c
1459#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1460#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1461#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1462
1463#endif /* __NOUVEAU_DRV_H__ */
1464