nouveau_drv.h revision 8984e046153eb1d6b0b24626169f9c6e58232e1b
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"
57#include "nouveau_util.h"
58
59struct nouveau_grctx;
60struct nouveau_vram;
61#include "nouveau_vm.h"
62
63#define MAX_NUM_DCB_ENTRIES 16
64
65#define NOUVEAU_MAX_CHANNEL_NR 128
66#define NOUVEAU_MAX_TILE_NR 15
67
68struct nouveau_vram {
69	struct drm_device *dev;
70
71	struct nouveau_vma bar_vma;
72	u8  page_shift;
73
74	struct list_head regions;
75	u32 memtype;
76	u64 offset;
77	u64 size;
78};
79
80struct nouveau_tile_reg {
81	bool used;
82	uint32_t addr;
83	uint32_t limit;
84	uint32_t pitch;
85	uint32_t zcomp;
86	struct drm_mm_node *tag_mem;
87	struct nouveau_fence *fence;
88};
89
90struct nouveau_bo {
91	struct ttm_buffer_object bo;
92	struct ttm_placement placement;
93	u32 placements[3];
94	u32 busy_placements[3];
95	struct ttm_bo_kmap_obj kmap;
96	struct list_head head;
97
98	/* protected by ttm_bo_reserve() */
99	struct drm_file *reserved_by;
100	struct list_head entry;
101	int pbbo_index;
102	bool validate_mapped;
103
104	struct nouveau_channel *channel;
105
106	struct nouveau_vma vma;
107	bool mappable;
108	bool no_vm;
109
110	uint32_t tile_mode;
111	uint32_t tile_flags;
112	struct nouveau_tile_reg *tile;
113
114	struct drm_gem_object *gem;
115	int pin_refcnt;
116};
117
118#define nouveau_bo_tile_layout(nvbo)				\
119	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
120
121static inline struct nouveau_bo *
122nouveau_bo(struct ttm_buffer_object *bo)
123{
124	return container_of(bo, struct nouveau_bo, bo);
125}
126
127static inline struct nouveau_bo *
128nouveau_gem_object(struct drm_gem_object *gem)
129{
130	return gem ? gem->driver_private : NULL;
131}
132
133/* TODO: submit equivalent to TTM generic API upstream? */
134static inline void __iomem *
135nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
136{
137	bool is_iomem;
138	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
139						&nvbo->kmap, &is_iomem);
140	WARN_ON_ONCE(ioptr && !is_iomem);
141	return ioptr;
142}
143
144enum nouveau_flags {
145	NV_NFORCE   = 0x10000000,
146	NV_NFORCE2  = 0x20000000
147};
148
149#define NVOBJ_ENGINE_SW		0
150#define NVOBJ_ENGINE_GR		1
151#define NVOBJ_ENGINE_PPP	2
152#define NVOBJ_ENGINE_COPY	3
153#define NVOBJ_ENGINE_VP		4
154#define NVOBJ_ENGINE_CRYPT      5
155#define NVOBJ_ENGINE_BSP	6
156#define NVOBJ_ENGINE_DISPLAY	0xcafe0001
157#define NVOBJ_ENGINE_INT	0xdeadbeef
158
159#define NVOBJ_FLAG_DONT_MAP             (1 << 0)
160#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
161#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
162#define NVOBJ_FLAG_VM			(1 << 3)
163
164#define NVOBJ_CINST_GLOBAL	0xdeadbeef
165
166struct nouveau_gpuobj {
167	struct drm_device *dev;
168	struct kref refcount;
169	struct list_head list;
170
171	void *node;
172	u32 *suspend;
173
174	uint32_t flags;
175
176	u32 size;
177	u32 pinst;
178	u32 cinst;
179	u64 vinst;
180
181	uint32_t engine;
182	uint32_t class;
183
184	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
185	void *priv;
186};
187
188struct nouveau_page_flip_state {
189	struct list_head head;
190	struct drm_pending_vblank_event *event;
191	int crtc, bpp, pitch, x, y;
192	uint64_t offset;
193};
194
195enum nouveau_channel_mutex_class {
196	NOUVEAU_UCHANNEL_MUTEX,
197	NOUVEAU_KCHANNEL_MUTEX
198};
199
200struct nouveau_channel {
201	struct drm_device *dev;
202	int id;
203
204	/* references to the channel data structure */
205	struct kref ref;
206	/* users of the hardware channel resources, the hardware
207	 * context will be kicked off when it reaches zero. */
208	atomic_t users;
209	struct mutex mutex;
210
211	/* owner of this fifo */
212	struct drm_file *file_priv;
213	/* mapping of the fifo itself */
214	struct drm_local_map *map;
215
216	/* mapping of the regs controling the fifo */
217	void __iomem *user;
218	uint32_t user_get;
219	uint32_t user_put;
220
221	/* Fencing */
222	struct {
223		/* lock protects the pending list only */
224		spinlock_t lock;
225		struct list_head pending;
226		uint32_t sequence;
227		uint32_t sequence_ack;
228		atomic_t last_sequence_irq;
229	} fence;
230
231	/* DMA push buffer */
232	struct nouveau_gpuobj *pushbuf;
233	struct nouveau_bo     *pushbuf_bo;
234	uint32_t               pushbuf_base;
235
236	/* Notifier memory */
237	struct nouveau_bo *notifier_bo;
238	struct drm_mm notifier_heap;
239
240	/* PFIFO context */
241	struct nouveau_gpuobj *ramfc;
242	struct nouveau_gpuobj *cache;
243
244	/* PGRAPH context */
245	/* XXX may be merge 2 pointers as private data ??? */
246	struct nouveau_gpuobj *ramin_grctx;
247	struct nouveau_gpuobj *crypt_ctx;
248	void *pgraph_ctx;
249
250	/* NV50 VM */
251	struct nouveau_vm     *vm;
252	struct nouveau_gpuobj *vm_pd;
253
254	/* Objects */
255	struct nouveau_gpuobj *ramin; /* Private instmem */
256	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
257	struct nouveau_ramht  *ramht; /* Hash table */
258
259	/* GPU object info for stuff used in-kernel (mm_enabled) */
260	uint32_t m2mf_ntfy;
261	uint32_t vram_handle;
262	uint32_t gart_handle;
263	bool accel_done;
264
265	/* Push buffer state (only for drm's channel on !mm_enabled) */
266	struct {
267		int max;
268		int free;
269		int cur;
270		int put;
271		/* access via pushbuf_bo */
272
273		int ib_base;
274		int ib_max;
275		int ib_free;
276		int ib_put;
277	} dma;
278
279	uint32_t sw_subchannel[8];
280
281	struct {
282		struct nouveau_gpuobj *vblsem;
283		uint32_t vblsem_head;
284		uint32_t vblsem_offset;
285		uint32_t vblsem_rval;
286		struct list_head vbl_wait;
287		struct list_head flip;
288	} nvsw;
289
290	struct {
291		bool active;
292		char name[32];
293		struct drm_info_list info;
294	} debugfs;
295};
296
297struct nouveau_instmem_engine {
298	void	*priv;
299
300	int	(*init)(struct drm_device *dev);
301	void	(*takedown)(struct drm_device *dev);
302	int	(*suspend)(struct drm_device *dev);
303	void	(*resume)(struct drm_device *dev);
304
305	int	(*get)(struct nouveau_gpuobj *, u32 size, u32 align);
306	void	(*put)(struct nouveau_gpuobj *);
307	int	(*map)(struct nouveau_gpuobj *);
308	void	(*unmap)(struct nouveau_gpuobj *);
309
310	void	(*flush)(struct drm_device *);
311};
312
313struct nouveau_mc_engine {
314	int  (*init)(struct drm_device *dev);
315	void (*takedown)(struct drm_device *dev);
316};
317
318struct nouveau_timer_engine {
319	int      (*init)(struct drm_device *dev);
320	void     (*takedown)(struct drm_device *dev);
321	uint64_t (*read)(struct drm_device *dev);
322};
323
324struct nouveau_fb_engine {
325	int num_tiles;
326	struct drm_mm tag_heap;
327	void *priv;
328
329	int  (*init)(struct drm_device *dev);
330	void (*takedown)(struct drm_device *dev);
331
332	void (*init_tile_region)(struct drm_device *dev, int i,
333				 uint32_t addr, uint32_t size,
334				 uint32_t pitch, uint32_t flags);
335	void (*set_tile_region)(struct drm_device *dev, int i);
336	void (*free_tile_region)(struct drm_device *dev, int i);
337};
338
339struct nouveau_fifo_engine {
340	int  channels;
341
342	struct nouveau_gpuobj *playlist[2];
343	int cur_playlist;
344
345	int  (*init)(struct drm_device *);
346	void (*takedown)(struct drm_device *);
347
348	void (*disable)(struct drm_device *);
349	void (*enable)(struct drm_device *);
350	bool (*reassign)(struct drm_device *, bool enable);
351	bool (*cache_pull)(struct drm_device *dev, bool enable);
352
353	int  (*channel_id)(struct drm_device *);
354
355	int  (*create_context)(struct nouveau_channel *);
356	void (*destroy_context)(struct nouveau_channel *);
357	int  (*load_context)(struct nouveau_channel *);
358	int  (*unload_context)(struct drm_device *);
359	void (*tlb_flush)(struct drm_device *dev);
360};
361
362struct nouveau_pgraph_engine {
363	bool accel_blocked;
364	bool registered;
365	int grctx_size;
366
367	/* NV2x/NV3x context table (0x400780) */
368	struct nouveau_gpuobj *ctx_table;
369
370	int  (*init)(struct drm_device *);
371	void (*takedown)(struct drm_device *);
372
373	void (*fifo_access)(struct drm_device *, bool);
374
375	struct nouveau_channel *(*channel)(struct drm_device *);
376	int  (*create_context)(struct nouveau_channel *);
377	void (*destroy_context)(struct nouveau_channel *);
378	int  (*load_context)(struct nouveau_channel *);
379	int  (*unload_context)(struct drm_device *);
380	void (*tlb_flush)(struct drm_device *dev);
381
382	void (*set_tile_region)(struct drm_device *dev, int i);
383};
384
385struct nouveau_display_engine {
386	int (*early_init)(struct drm_device *);
387	void (*late_takedown)(struct drm_device *);
388	int (*create)(struct drm_device *);
389	int (*init)(struct drm_device *);
390	void (*destroy)(struct drm_device *);
391};
392
393struct nouveau_gpio_engine {
394	void *priv;
395
396	int  (*init)(struct drm_device *);
397	void (*takedown)(struct drm_device *);
398
399	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
400	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
401
402	int  (*irq_register)(struct drm_device *, enum dcb_gpio_tag,
403			     void (*)(void *, int), void *);
404	void (*irq_unregister)(struct drm_device *, enum dcb_gpio_tag,
405			       void (*)(void *, int), void *);
406	bool (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
407};
408
409struct nouveau_pm_voltage_level {
410	u8 voltage;
411	u8 vid;
412};
413
414struct nouveau_pm_voltage {
415	bool supported;
416	u8 vid_mask;
417
418	struct nouveau_pm_voltage_level *level;
419	int nr_level;
420};
421
422#define NOUVEAU_PM_MAX_LEVEL 8
423struct nouveau_pm_level {
424	struct device_attribute dev_attr;
425	char name[32];
426	int id;
427
428	u32 core;
429	u32 memory;
430	u32 shader;
431	u32 unk05;
432
433	u8 voltage;
434	u8 fanspeed;
435
436	u16 memscript;
437};
438
439struct nouveau_pm_temp_sensor_constants {
440	u16 offset_constant;
441	s16 offset_mult;
442	u16 offset_div;
443	u16 slope_mult;
444	u16 slope_div;
445};
446
447struct nouveau_pm_threshold_temp {
448	s16 critical;
449	s16 down_clock;
450	s16 fan_boost;
451};
452
453struct nouveau_pm_memtiming {
454	u32 reg_100220;
455	u32 reg_100224;
456	u32 reg_100228;
457	u32 reg_10022c;
458	u32 reg_100230;
459	u32 reg_100234;
460	u32 reg_100238;
461	u32 reg_10023c;
462};
463
464struct nouveau_pm_memtimings {
465	bool supported;
466	struct nouveau_pm_memtiming *timing;
467	int nr_timing;
468};
469
470struct nouveau_pm_engine {
471	struct nouveau_pm_voltage voltage;
472	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
473	int nr_perflvl;
474	struct nouveau_pm_memtimings memtimings;
475	struct nouveau_pm_temp_sensor_constants sensor_constants;
476	struct nouveau_pm_threshold_temp threshold_temp;
477
478	struct nouveau_pm_level boot;
479	struct nouveau_pm_level *cur;
480
481	struct device *hwmon;
482	struct notifier_block acpi_nb;
483
484	int (*clock_get)(struct drm_device *, u32 id);
485	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
486			   u32 id, int khz);
487	void (*clock_set)(struct drm_device *, void *);
488	int (*voltage_get)(struct drm_device *);
489	int (*voltage_set)(struct drm_device *, int voltage);
490	int (*fanspeed_get)(struct drm_device *);
491	int (*fanspeed_set)(struct drm_device *, int fanspeed);
492	int (*temp_get)(struct drm_device *);
493};
494
495struct nouveau_crypt_engine {
496	bool registered;
497
498	int  (*init)(struct drm_device *);
499	void (*takedown)(struct drm_device *);
500	int  (*create_context)(struct nouveau_channel *);
501	void (*destroy_context)(struct nouveau_channel *);
502	void (*tlb_flush)(struct drm_device *dev);
503};
504
505struct nouveau_vram_engine {
506	int  (*init)(struct drm_device *);
507	int  (*get)(struct drm_device *, u64, u32 align, u32 size_nc,
508		    u32 type, struct nouveau_vram **);
509	void (*put)(struct drm_device *, struct nouveau_vram **);
510
511	bool (*flags_valid)(struct drm_device *, u32 tile_flags);
512};
513
514struct nouveau_engine {
515	struct nouveau_instmem_engine instmem;
516	struct nouveau_mc_engine      mc;
517	struct nouveau_timer_engine   timer;
518	struct nouveau_fb_engine      fb;
519	struct nouveau_pgraph_engine  graph;
520	struct nouveau_fifo_engine    fifo;
521	struct nouveau_display_engine display;
522	struct nouveau_gpio_engine    gpio;
523	struct nouveau_pm_engine      pm;
524	struct nouveau_crypt_engine   crypt;
525	struct nouveau_vram_engine    vram;
526};
527
528struct nouveau_pll_vals {
529	union {
530		struct {
531#ifdef __BIG_ENDIAN
532			uint8_t N1, M1, N2, M2;
533#else
534			uint8_t M1, N1, M2, N2;
535#endif
536		};
537		struct {
538			uint16_t NM1, NM2;
539		} __attribute__((packed));
540	};
541	int log2P;
542
543	int refclk;
544};
545
546enum nv04_fp_display_regs {
547	FP_DISPLAY_END,
548	FP_TOTAL,
549	FP_CRTC,
550	FP_SYNC_START,
551	FP_SYNC_END,
552	FP_VALID_START,
553	FP_VALID_END
554};
555
556struct nv04_crtc_reg {
557	unsigned char MiscOutReg;
558	uint8_t CRTC[0xa0];
559	uint8_t CR58[0x10];
560	uint8_t Sequencer[5];
561	uint8_t Graphics[9];
562	uint8_t Attribute[21];
563	unsigned char DAC[768];
564
565	/* PCRTC regs */
566	uint32_t fb_start;
567	uint32_t crtc_cfg;
568	uint32_t cursor_cfg;
569	uint32_t gpio_ext;
570	uint32_t crtc_830;
571	uint32_t crtc_834;
572	uint32_t crtc_850;
573	uint32_t crtc_eng_ctrl;
574
575	/* PRAMDAC regs */
576	uint32_t nv10_cursync;
577	struct nouveau_pll_vals pllvals;
578	uint32_t ramdac_gen_ctrl;
579	uint32_t ramdac_630;
580	uint32_t ramdac_634;
581	uint32_t tv_setup;
582	uint32_t tv_vtotal;
583	uint32_t tv_vskew;
584	uint32_t tv_vsync_delay;
585	uint32_t tv_htotal;
586	uint32_t tv_hskew;
587	uint32_t tv_hsync_delay;
588	uint32_t tv_hsync_delay2;
589	uint32_t fp_horiz_regs[7];
590	uint32_t fp_vert_regs[7];
591	uint32_t dither;
592	uint32_t fp_control;
593	uint32_t dither_regs[6];
594	uint32_t fp_debug_0;
595	uint32_t fp_debug_1;
596	uint32_t fp_debug_2;
597	uint32_t fp_margin_color;
598	uint32_t ramdac_8c0;
599	uint32_t ramdac_a20;
600	uint32_t ramdac_a24;
601	uint32_t ramdac_a34;
602	uint32_t ctv_regs[38];
603};
604
605struct nv04_output_reg {
606	uint32_t output;
607	int head;
608};
609
610struct nv04_mode_state {
611	struct nv04_crtc_reg crtc_reg[2];
612	uint32_t pllsel;
613	uint32_t sel_clk;
614};
615
616enum nouveau_card_type {
617	NV_04      = 0x00,
618	NV_10      = 0x10,
619	NV_20      = 0x20,
620	NV_30      = 0x30,
621	NV_40      = 0x40,
622	NV_50      = 0x50,
623	NV_C0      = 0xc0,
624};
625
626struct drm_nouveau_private {
627	struct drm_device *dev;
628
629	/* the card type, takes NV_* as values */
630	enum nouveau_card_type card_type;
631	/* exact chipset, derived from NV_PMC_BOOT_0 */
632	int chipset;
633	int flags;
634
635	void __iomem *mmio;
636
637	spinlock_t ramin_lock;
638	void __iomem *ramin;
639	u32 ramin_size;
640	u32 ramin_base;
641	bool ramin_available;
642	struct drm_mm ramin_heap;
643	struct list_head gpuobj_list;
644	struct list_head classes;
645
646	struct nouveau_bo *vga_ram;
647
648	/* interrupt handling */
649	void (*irq_handler[32])(struct drm_device *);
650	bool msi_enabled;
651	struct workqueue_struct *wq;
652	struct work_struct irq_work;
653
654	struct list_head vbl_waiting;
655
656	struct {
657		struct drm_global_reference mem_global_ref;
658		struct ttm_bo_global_ref bo_global_ref;
659		struct ttm_bo_device bdev;
660		atomic_t validate_sequence;
661	} ttm;
662
663	struct {
664		spinlock_t lock;
665		struct drm_mm heap;
666		struct nouveau_bo *bo;
667	} fence;
668
669	struct {
670		spinlock_t lock;
671		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
672	} channels;
673
674	struct nouveau_engine engine;
675	struct nouveau_channel *channel;
676
677	/* For PFIFO and PGRAPH. */
678	spinlock_t context_switch_lock;
679
680	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
681	struct nouveau_ramht  *ramht;
682	struct nouveau_gpuobj *ramfc;
683	struct nouveau_gpuobj *ramro;
684
685	uint32_t ramin_rsvd_vram;
686
687	struct {
688		enum {
689			NOUVEAU_GART_NONE = 0,
690			NOUVEAU_GART_AGP,
691			NOUVEAU_GART_SGDMA
692		} type;
693		uint64_t aper_base;
694		uint64_t aper_size;
695		uint64_t aper_free;
696
697		struct nouveau_gpuobj *sg_ctxdma;
698		struct nouveau_vma vma;
699	} gart_info;
700
701	/* nv10-nv40 tiling regions */
702	struct {
703		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
704		spinlock_t lock;
705	} tile;
706
707	/* VRAM/fb configuration */
708	uint64_t vram_size;
709	uint64_t vram_sys_base;
710	u32 vram_rblock_size;
711
712	uint64_t fb_phys;
713	uint64_t fb_available_size;
714	uint64_t fb_mappable_pages;
715	uint64_t fb_aper_free;
716	int fb_mtrr;
717
718	/* BAR control (NV50-) */
719	struct nouveau_vm *bar1_vm;
720	struct nouveau_vm *bar3_vm;
721
722	/* G8x/G9x virtual address space */
723	struct nouveau_vm *chan_vm;
724
725	struct nvbios vbios;
726
727	struct nv04_mode_state mode_reg;
728	struct nv04_mode_state saved_reg;
729	uint32_t saved_vga_font[4][16384];
730	uint32_t crtc_owner;
731	uint32_t dac_users[4];
732
733	struct nouveau_suspend_resume {
734		uint32_t *ramin_copy;
735	} susres;
736
737	struct backlight_device *backlight;
738
739	struct nouveau_channel *evo;
740	u32 evo_alloc;
741	struct {
742		struct dcb_entry *dcb;
743		u16 script;
744		u32 pclk;
745	} evo_irq;
746
747	struct {
748		struct dentry *channel_root;
749	} debugfs;
750
751	struct nouveau_fbdev *nfbdev;
752	struct apertures_struct *apertures;
753};
754
755static inline struct drm_nouveau_private *
756nouveau_private(struct drm_device *dev)
757{
758	return dev->dev_private;
759}
760
761static inline struct drm_nouveau_private *
762nouveau_bdev(struct ttm_bo_device *bd)
763{
764	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
765}
766
767static inline int
768nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
769{
770	struct nouveau_bo *prev;
771
772	if (!pnvbo)
773		return -EINVAL;
774	prev = *pnvbo;
775
776	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
777	if (prev) {
778		struct ttm_buffer_object *bo = &prev->bo;
779
780		ttm_bo_unref(&bo);
781	}
782
783	return 0;
784}
785
786/* nouveau_drv.c */
787extern int nouveau_agpmode;
788extern int nouveau_duallink;
789extern int nouveau_uscript_lvds;
790extern int nouveau_uscript_tmds;
791extern int nouveau_vram_pushbuf;
792extern int nouveau_vram_notify;
793extern int nouveau_fbpercrtc;
794extern int nouveau_tv_disable;
795extern char *nouveau_tv_norm;
796extern int nouveau_reg_debug;
797extern char *nouveau_vbios;
798extern int nouveau_ignorelid;
799extern int nouveau_nofbaccel;
800extern int nouveau_noaccel;
801extern int nouveau_force_post;
802extern int nouveau_override_conntype;
803extern char *nouveau_perflvl;
804extern int nouveau_perflvl_wr;
805extern int nouveau_msi;
806
807extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
808extern int nouveau_pci_resume(struct pci_dev *pdev);
809
810/* nouveau_state.c */
811extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
812extern int  nouveau_load(struct drm_device *, unsigned long flags);
813extern int  nouveau_firstopen(struct drm_device *);
814extern void nouveau_lastclose(struct drm_device *);
815extern int  nouveau_unload(struct drm_device *);
816extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
817				   struct drm_file *);
818extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
819				   struct drm_file *);
820extern bool nouveau_wait_eq(struct drm_device *, uint64_t timeout,
821			    uint32_t reg, uint32_t mask, uint32_t val);
822extern bool nouveau_wait_ne(struct drm_device *, uint64_t timeout,
823			    uint32_t reg, uint32_t mask, uint32_t val);
824extern bool nouveau_wait_for_idle(struct drm_device *);
825extern int  nouveau_card_init(struct drm_device *);
826
827/* nouveau_mem.c */
828extern int  nouveau_mem_vram_init(struct drm_device *);
829extern void nouveau_mem_vram_fini(struct drm_device *);
830extern int  nouveau_mem_gart_init(struct drm_device *);
831extern void nouveau_mem_gart_fini(struct drm_device *);
832extern int  nouveau_mem_init_agp(struct drm_device *);
833extern int  nouveau_mem_reset_agp(struct drm_device *);
834extern void nouveau_mem_close(struct drm_device *);
835extern int  nouveau_mem_detect(struct drm_device *);
836extern bool nouveau_mem_flags_valid(struct drm_device *, u32 tile_flags);
837extern struct nouveau_tile_reg *nv10_mem_set_tiling(
838	struct drm_device *dev, uint32_t addr, uint32_t size,
839	uint32_t pitch, uint32_t flags);
840extern void nv10_mem_put_tile_region(struct drm_device *dev,
841				     struct nouveau_tile_reg *tile,
842				     struct nouveau_fence *fence);
843extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
844
845/* nvc0_vram.c */
846extern const struct ttm_mem_type_manager_func nvc0_vram_manager;
847
848/* nouveau_notifier.c */
849extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
850extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
851extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
852				   int cout, uint32_t *offset);
853extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
854extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
855					 struct drm_file *);
856extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
857					struct drm_file *);
858
859/* nouveau_channel.c */
860extern struct drm_ioctl_desc nouveau_ioctls[];
861extern int nouveau_max_ioctl;
862extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
863extern int  nouveau_channel_alloc(struct drm_device *dev,
864				  struct nouveau_channel **chan,
865				  struct drm_file *file_priv,
866				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
867extern struct nouveau_channel *
868nouveau_channel_get_unlocked(struct nouveau_channel *);
869extern struct nouveau_channel *
870nouveau_channel_get(struct drm_device *, struct drm_file *, int id);
871extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
872extern void nouveau_channel_put(struct nouveau_channel **);
873extern void nouveau_channel_ref(struct nouveau_channel *chan,
874				struct nouveau_channel **pchan);
875extern void nouveau_channel_idle(struct nouveau_channel *chan);
876
877/* nouveau_object.c */
878#define NVOBJ_CLASS(d,c,e) do {                                                \
879	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
880	if (ret)                                                               \
881		return ret;                                                    \
882} while(0)
883
884#define NVOBJ_MTHD(d,c,m,e) do {                                               \
885	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
886	if (ret)                                                               \
887		return ret;                                                    \
888} while(0)
889
890extern int  nouveau_gpuobj_early_init(struct drm_device *);
891extern int  nouveau_gpuobj_init(struct drm_device *);
892extern void nouveau_gpuobj_takedown(struct drm_device *);
893extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
894extern void nouveau_gpuobj_resume(struct drm_device *dev);
895extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
896extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
897				    int (*exec)(struct nouveau_channel *,
898					        u32 class, u32 mthd, u32 data));
899extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
900extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
901extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
902				       uint32_t vram_h, uint32_t tt_h);
903extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
904extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
905			      uint32_t size, int align, uint32_t flags,
906			      struct nouveau_gpuobj **);
907extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
908			       struct nouveau_gpuobj **);
909extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
910				   u32 size, u32 flags,
911				   struct nouveau_gpuobj **);
912extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
913				  uint64_t offset, uint64_t size, int access,
914				  int target, struct nouveau_gpuobj **);
915extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
916extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
917			       u64 size, int target, int access, u32 type,
918			       u32 comp, struct nouveau_gpuobj **pobj);
919extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
920				 int class, u64 base, u64 size, int target,
921				 int access, u32 type, u32 comp);
922extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
923				     struct drm_file *);
924extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
925				     struct drm_file *);
926
927/* nouveau_irq.c */
928extern int         nouveau_irq_init(struct drm_device *);
929extern void        nouveau_irq_fini(struct drm_device *);
930extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
931extern void        nouveau_irq_register(struct drm_device *, int status_bit,
932					void (*)(struct drm_device *));
933extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
934extern void        nouveau_irq_preinstall(struct drm_device *);
935extern int         nouveau_irq_postinstall(struct drm_device *);
936extern void        nouveau_irq_uninstall(struct drm_device *);
937
938/* nouveau_sgdma.c */
939extern int nouveau_sgdma_init(struct drm_device *);
940extern void nouveau_sgdma_takedown(struct drm_device *);
941extern uint32_t nouveau_sgdma_get_physical(struct drm_device *,
942					   uint32_t offset);
943extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
944
945/* nouveau_debugfs.c */
946#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
947extern int  nouveau_debugfs_init(struct drm_minor *);
948extern void nouveau_debugfs_takedown(struct drm_minor *);
949extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
950extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
951#else
952static inline int
953nouveau_debugfs_init(struct drm_minor *minor)
954{
955	return 0;
956}
957
958static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
959{
960}
961
962static inline int
963nouveau_debugfs_channel_init(struct nouveau_channel *chan)
964{
965	return 0;
966}
967
968static inline void
969nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
970{
971}
972#endif
973
974/* nouveau_dma.c */
975extern void nouveau_dma_pre_init(struct nouveau_channel *);
976extern int  nouveau_dma_init(struct nouveau_channel *);
977extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
978
979/* nouveau_acpi.c */
980#define ROM_BIOS_PAGE 4096
981#if defined(CONFIG_ACPI)
982void nouveau_register_dsm_handler(void);
983void nouveau_unregister_dsm_handler(void);
984int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
985bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
986int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
987#else
988static inline void nouveau_register_dsm_handler(void) {}
989static inline void nouveau_unregister_dsm_handler(void) {}
990static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
991static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
992static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
993#endif
994
995/* nouveau_backlight.c */
996#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
997extern int nouveau_backlight_init(struct drm_device *);
998extern void nouveau_backlight_exit(struct drm_device *);
999#else
1000static inline int nouveau_backlight_init(struct drm_device *dev)
1001{
1002	return 0;
1003}
1004
1005static inline void nouveau_backlight_exit(struct drm_device *dev) { }
1006#endif
1007
1008/* nouveau_bios.c */
1009extern int nouveau_bios_init(struct drm_device *);
1010extern void nouveau_bios_takedown(struct drm_device *dev);
1011extern int nouveau_run_vbios_init(struct drm_device *);
1012extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1013					struct dcb_entry *);
1014extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
1015						      enum dcb_gpio_tag);
1016extern struct dcb_connector_table_entry *
1017nouveau_bios_connector_entry(struct drm_device *, int index);
1018extern u32 get_pll_register(struct drm_device *, enum pll_types);
1019extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1020			  struct pll_lims *);
1021extern int nouveau_bios_run_display_table(struct drm_device *,
1022					  struct dcb_entry *,
1023					  uint32_t script, int pxclk);
1024extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
1025				   int *length);
1026extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1027extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1028extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1029					 bool *dl, bool *if_is_24bit);
1030extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1031			  int head, int pxclk);
1032extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1033			    enum LVDS_script, int pxclk);
1034
1035/* nouveau_ttm.c */
1036int nouveau_ttm_global_init(struct drm_nouveau_private *);
1037void nouveau_ttm_global_release(struct drm_nouveau_private *);
1038int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1039
1040/* nouveau_dp.c */
1041int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
1042		     uint8_t *data, int data_nr);
1043bool nouveau_dp_detect(struct drm_encoder *);
1044bool nouveau_dp_link_train(struct drm_encoder *);
1045
1046/* nv04_fb.c */
1047extern int  nv04_fb_init(struct drm_device *);
1048extern void nv04_fb_takedown(struct drm_device *);
1049
1050/* nv10_fb.c */
1051extern int  nv10_fb_init(struct drm_device *);
1052extern void nv10_fb_takedown(struct drm_device *);
1053extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1054				     uint32_t addr, uint32_t size,
1055				     uint32_t pitch, uint32_t flags);
1056extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1057extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1058
1059/* nv30_fb.c */
1060extern int  nv30_fb_init(struct drm_device *);
1061extern void nv30_fb_takedown(struct drm_device *);
1062extern void nv30_fb_init_tile_region(struct drm_device *dev, int i,
1063				     uint32_t addr, uint32_t size,
1064				     uint32_t pitch, uint32_t flags);
1065extern void nv30_fb_free_tile_region(struct drm_device *dev, int i);
1066
1067/* nv40_fb.c */
1068extern int  nv40_fb_init(struct drm_device *);
1069extern void nv40_fb_takedown(struct drm_device *);
1070extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1071
1072/* nv50_fb.c */
1073extern int  nv50_fb_init(struct drm_device *);
1074extern void nv50_fb_takedown(struct drm_device *);
1075extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
1076
1077/* nvc0_fb.c */
1078extern int  nvc0_fb_init(struct drm_device *);
1079extern void nvc0_fb_takedown(struct drm_device *);
1080
1081/* nv04_fifo.c */
1082extern int  nv04_fifo_init(struct drm_device *);
1083extern void nv04_fifo_fini(struct drm_device *);
1084extern void nv04_fifo_disable(struct drm_device *);
1085extern void nv04_fifo_enable(struct drm_device *);
1086extern bool nv04_fifo_reassign(struct drm_device *, bool);
1087extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1088extern int  nv04_fifo_channel_id(struct drm_device *);
1089extern int  nv04_fifo_create_context(struct nouveau_channel *);
1090extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1091extern int  nv04_fifo_load_context(struct nouveau_channel *);
1092extern int  nv04_fifo_unload_context(struct drm_device *);
1093extern void nv04_fifo_isr(struct drm_device *);
1094
1095/* nv10_fifo.c */
1096extern int  nv10_fifo_init(struct drm_device *);
1097extern int  nv10_fifo_channel_id(struct drm_device *);
1098extern int  nv10_fifo_create_context(struct nouveau_channel *);
1099extern int  nv10_fifo_load_context(struct nouveau_channel *);
1100extern int  nv10_fifo_unload_context(struct drm_device *);
1101
1102/* nv40_fifo.c */
1103extern int  nv40_fifo_init(struct drm_device *);
1104extern int  nv40_fifo_create_context(struct nouveau_channel *);
1105extern int  nv40_fifo_load_context(struct nouveau_channel *);
1106extern int  nv40_fifo_unload_context(struct drm_device *);
1107
1108/* nv50_fifo.c */
1109extern int  nv50_fifo_init(struct drm_device *);
1110extern void nv50_fifo_takedown(struct drm_device *);
1111extern int  nv50_fifo_channel_id(struct drm_device *);
1112extern int  nv50_fifo_create_context(struct nouveau_channel *);
1113extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1114extern int  nv50_fifo_load_context(struct nouveau_channel *);
1115extern int  nv50_fifo_unload_context(struct drm_device *);
1116extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1117
1118/* nvc0_fifo.c */
1119extern int  nvc0_fifo_init(struct drm_device *);
1120extern void nvc0_fifo_takedown(struct drm_device *);
1121extern void nvc0_fifo_disable(struct drm_device *);
1122extern void nvc0_fifo_enable(struct drm_device *);
1123extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1124extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1125extern int  nvc0_fifo_channel_id(struct drm_device *);
1126extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1127extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1128extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1129extern int  nvc0_fifo_unload_context(struct drm_device *);
1130
1131/* nv04_graph.c */
1132extern int  nv04_graph_init(struct drm_device *);
1133extern void nv04_graph_takedown(struct drm_device *);
1134extern void nv04_graph_fifo_access(struct drm_device *, bool);
1135extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1136extern int  nv04_graph_create_context(struct nouveau_channel *);
1137extern void nv04_graph_destroy_context(struct nouveau_channel *);
1138extern int  nv04_graph_load_context(struct nouveau_channel *);
1139extern int  nv04_graph_unload_context(struct drm_device *);
1140extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1141				      u32 class, u32 mthd, u32 data);
1142extern struct nouveau_bitfield nv04_graph_nsource[];
1143
1144/* nv10_graph.c */
1145extern int  nv10_graph_init(struct drm_device *);
1146extern void nv10_graph_takedown(struct drm_device *);
1147extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1148extern int  nv10_graph_create_context(struct nouveau_channel *);
1149extern void nv10_graph_destroy_context(struct nouveau_channel *);
1150extern int  nv10_graph_load_context(struct nouveau_channel *);
1151extern int  nv10_graph_unload_context(struct drm_device *);
1152extern void nv10_graph_set_tile_region(struct drm_device *dev, int i);
1153extern struct nouveau_bitfield nv10_graph_intr[];
1154extern struct nouveau_bitfield nv10_graph_nstatus[];
1155
1156/* nv20_graph.c */
1157extern int  nv20_graph_create_context(struct nouveau_channel *);
1158extern void nv20_graph_destroy_context(struct nouveau_channel *);
1159extern int  nv20_graph_load_context(struct nouveau_channel *);
1160extern int  nv20_graph_unload_context(struct drm_device *);
1161extern int  nv20_graph_init(struct drm_device *);
1162extern void nv20_graph_takedown(struct drm_device *);
1163extern int  nv30_graph_init(struct drm_device *);
1164extern void nv20_graph_set_tile_region(struct drm_device *dev, int i);
1165
1166/* nv40_graph.c */
1167extern int  nv40_graph_init(struct drm_device *);
1168extern void nv40_graph_takedown(struct drm_device *);
1169extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1170extern int  nv40_graph_create_context(struct nouveau_channel *);
1171extern void nv40_graph_destroy_context(struct nouveau_channel *);
1172extern int  nv40_graph_load_context(struct nouveau_channel *);
1173extern int  nv40_graph_unload_context(struct drm_device *);
1174extern void nv40_grctx_init(struct nouveau_grctx *);
1175extern void nv40_graph_set_tile_region(struct drm_device *dev, int i);
1176
1177/* nv50_graph.c */
1178extern int  nv50_graph_init(struct drm_device *);
1179extern void nv50_graph_takedown(struct drm_device *);
1180extern void nv50_graph_fifo_access(struct drm_device *, bool);
1181extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1182extern int  nv50_graph_create_context(struct nouveau_channel *);
1183extern void nv50_graph_destroy_context(struct nouveau_channel *);
1184extern int  nv50_graph_load_context(struct nouveau_channel *);
1185extern int  nv50_graph_unload_context(struct drm_device *);
1186extern int  nv50_grctx_init(struct nouveau_grctx *);
1187extern void nv50_graph_tlb_flush(struct drm_device *dev);
1188extern void nv86_graph_tlb_flush(struct drm_device *dev);
1189
1190/* nvc0_graph.c */
1191extern int  nvc0_graph_init(struct drm_device *);
1192extern void nvc0_graph_takedown(struct drm_device *);
1193extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1194extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1195extern int  nvc0_graph_create_context(struct nouveau_channel *);
1196extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1197extern int  nvc0_graph_load_context(struct nouveau_channel *);
1198extern int  nvc0_graph_unload_context(struct drm_device *);
1199
1200/* nv84_crypt.c */
1201extern int  nv84_crypt_init(struct drm_device *dev);
1202extern void nv84_crypt_fini(struct drm_device *dev);
1203extern int  nv84_crypt_create_context(struct nouveau_channel *);
1204extern void nv84_crypt_destroy_context(struct nouveau_channel *);
1205extern void nv84_crypt_tlb_flush(struct drm_device *dev);
1206
1207/* nv04_instmem.c */
1208extern int  nv04_instmem_init(struct drm_device *);
1209extern void nv04_instmem_takedown(struct drm_device *);
1210extern int  nv04_instmem_suspend(struct drm_device *);
1211extern void nv04_instmem_resume(struct drm_device *);
1212extern int  nv04_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1213extern void nv04_instmem_put(struct nouveau_gpuobj *);
1214extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1215extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1216extern void nv04_instmem_flush(struct drm_device *);
1217
1218/* nv50_instmem.c */
1219extern int  nv50_instmem_init(struct drm_device *);
1220extern void nv50_instmem_takedown(struct drm_device *);
1221extern int  nv50_instmem_suspend(struct drm_device *);
1222extern void nv50_instmem_resume(struct drm_device *);
1223extern int  nv50_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1224extern void nv50_instmem_put(struct nouveau_gpuobj *);
1225extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1226extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1227extern void nv50_instmem_flush(struct drm_device *);
1228extern void nv84_instmem_flush(struct drm_device *);
1229
1230/* nvc0_instmem.c */
1231extern int  nvc0_instmem_init(struct drm_device *);
1232extern void nvc0_instmem_takedown(struct drm_device *);
1233extern int  nvc0_instmem_suspend(struct drm_device *);
1234extern void nvc0_instmem_resume(struct drm_device *);
1235
1236/* nv04_mc.c */
1237extern int  nv04_mc_init(struct drm_device *);
1238extern void nv04_mc_takedown(struct drm_device *);
1239
1240/* nv40_mc.c */
1241extern int  nv40_mc_init(struct drm_device *);
1242extern void nv40_mc_takedown(struct drm_device *);
1243
1244/* nv50_mc.c */
1245extern int  nv50_mc_init(struct drm_device *);
1246extern void nv50_mc_takedown(struct drm_device *);
1247
1248/* nv04_timer.c */
1249extern int  nv04_timer_init(struct drm_device *);
1250extern uint64_t nv04_timer_read(struct drm_device *);
1251extern void nv04_timer_takedown(struct drm_device *);
1252
1253extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1254				 unsigned long arg);
1255
1256/* nv04_dac.c */
1257extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1258extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1259extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1260extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1261extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1262
1263/* nv04_dfp.c */
1264extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1265extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1266extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1267			       int head, bool dl);
1268extern void nv04_dfp_disable(struct drm_device *dev, int head);
1269extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1270
1271/* nv04_tv.c */
1272extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1273extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1274
1275/* nv17_tv.c */
1276extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1277
1278/* nv04_display.c */
1279extern int nv04_display_early_init(struct drm_device *);
1280extern void nv04_display_late_takedown(struct drm_device *);
1281extern int nv04_display_create(struct drm_device *);
1282extern int nv04_display_init(struct drm_device *);
1283extern void nv04_display_destroy(struct drm_device *);
1284
1285/* nv04_crtc.c */
1286extern int nv04_crtc_create(struct drm_device *, int index);
1287
1288/* nouveau_bo.c */
1289extern struct ttm_bo_driver nouveau_bo_driver;
1290extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1291			  int size, int align, uint32_t flags,
1292			  uint32_t tile_mode, uint32_t tile_flags,
1293			  bool no_vm, bool mappable, struct nouveau_bo **);
1294extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1295extern int nouveau_bo_unpin(struct nouveau_bo *);
1296extern int nouveau_bo_map(struct nouveau_bo *);
1297extern void nouveau_bo_unmap(struct nouveau_bo *);
1298extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1299				     uint32_t busy);
1300extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1301extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1302extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1303extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1304extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1305extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1306			       bool no_wait_reserve, bool no_wait_gpu);
1307
1308/* nouveau_fence.c */
1309struct nouveau_fence;
1310extern int nouveau_fence_init(struct drm_device *);
1311extern void nouveau_fence_fini(struct drm_device *);
1312extern int nouveau_fence_channel_init(struct nouveau_channel *);
1313extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1314extern void nouveau_fence_update(struct nouveau_channel *);
1315extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1316			     bool emit);
1317extern int nouveau_fence_emit(struct nouveau_fence *);
1318extern void nouveau_fence_work(struct nouveau_fence *fence,
1319			       void (*work)(void *priv, bool signalled),
1320			       void *priv);
1321struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1322
1323extern bool __nouveau_fence_signalled(void *obj, void *arg);
1324extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1325extern int __nouveau_fence_flush(void *obj, void *arg);
1326extern void __nouveau_fence_unref(void **obj);
1327extern void *__nouveau_fence_ref(void *obj);
1328
1329static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1330{
1331	return __nouveau_fence_signalled(obj, NULL);
1332}
1333static inline int
1334nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1335{
1336	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1337}
1338extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1339static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1340{
1341	return __nouveau_fence_flush(obj, NULL);
1342}
1343static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1344{
1345	__nouveau_fence_unref((void **)obj);
1346}
1347static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1348{
1349	return __nouveau_fence_ref(obj);
1350}
1351
1352/* nouveau_gem.c */
1353extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1354			   int size, int align, uint32_t flags,
1355			   uint32_t tile_mode, uint32_t tile_flags,
1356			   bool no_vm, bool mappable, struct nouveau_bo **);
1357extern int nouveau_gem_object_new(struct drm_gem_object *);
1358extern void nouveau_gem_object_del(struct drm_gem_object *);
1359extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1360				 struct drm_file *);
1361extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1362				     struct drm_file *);
1363extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1364				      struct drm_file *);
1365extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1366				      struct drm_file *);
1367extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1368				  struct drm_file *);
1369
1370/* nouveau_display.c */
1371int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1372void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1373int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1374			   struct drm_pending_vblank_event *event);
1375int nouveau_finish_page_flip(struct nouveau_channel *,
1376			     struct nouveau_page_flip_state *);
1377
1378/* nv10_gpio.c */
1379int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1380int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1381
1382/* nv50_gpio.c */
1383int nv50_gpio_init(struct drm_device *dev);
1384void nv50_gpio_fini(struct drm_device *dev);
1385int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1386int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1387int  nv50_gpio_irq_register(struct drm_device *, enum dcb_gpio_tag,
1388			    void (*)(void *, int), void *);
1389void nv50_gpio_irq_unregister(struct drm_device *, enum dcb_gpio_tag,
1390			      void (*)(void *, int), void *);
1391bool nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1392
1393/* nv50_calc. */
1394int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1395		  int *N1, int *M1, int *N2, int *M2, int *P);
1396int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1397		   int clk, int *N, int *fN, int *M, int *P);
1398
1399#ifndef ioread32_native
1400#ifdef __BIG_ENDIAN
1401#define ioread16_native ioread16be
1402#define iowrite16_native iowrite16be
1403#define ioread32_native  ioread32be
1404#define iowrite32_native iowrite32be
1405#else /* def __BIG_ENDIAN */
1406#define ioread16_native ioread16
1407#define iowrite16_native iowrite16
1408#define ioread32_native  ioread32
1409#define iowrite32_native iowrite32
1410#endif /* def __BIG_ENDIAN else */
1411#endif /* !ioread32_native */
1412
1413/* channel control reg access */
1414static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1415{
1416	return ioread32_native(chan->user + reg);
1417}
1418
1419static inline void nvchan_wr32(struct nouveau_channel *chan,
1420							unsigned reg, u32 val)
1421{
1422	iowrite32_native(val, chan->user + reg);
1423}
1424
1425/* register access */
1426static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1427{
1428	struct drm_nouveau_private *dev_priv = dev->dev_private;
1429	return ioread32_native(dev_priv->mmio + reg);
1430}
1431
1432static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1433{
1434	struct drm_nouveau_private *dev_priv = dev->dev_private;
1435	iowrite32_native(val, dev_priv->mmio + reg);
1436}
1437
1438static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1439{
1440	u32 tmp = nv_rd32(dev, reg);
1441	nv_wr32(dev, reg, (tmp & ~mask) | val);
1442	return tmp;
1443}
1444
1445static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1446{
1447	struct drm_nouveau_private *dev_priv = dev->dev_private;
1448	return ioread8(dev_priv->mmio + reg);
1449}
1450
1451static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1452{
1453	struct drm_nouveau_private *dev_priv = dev->dev_private;
1454	iowrite8(val, dev_priv->mmio + reg);
1455}
1456
1457#define nv_wait(dev, reg, mask, val) \
1458	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1459#define nv_wait_ne(dev, reg, mask, val) \
1460	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1461
1462/* PRAMIN access */
1463static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1464{
1465	struct drm_nouveau_private *dev_priv = dev->dev_private;
1466	return ioread32_native(dev_priv->ramin + offset);
1467}
1468
1469static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1470{
1471	struct drm_nouveau_private *dev_priv = dev->dev_private;
1472	iowrite32_native(val, dev_priv->ramin + offset);
1473}
1474
1475/* object access */
1476extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1477extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1478
1479/*
1480 * Logging
1481 * Argument d is (struct drm_device *).
1482 */
1483#define NV_PRINTK(level, d, fmt, arg...) \
1484	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1485					pci_name(d->pdev), ##arg)
1486#ifndef NV_DEBUG_NOTRACE
1487#define NV_DEBUG(d, fmt, arg...) do {                                          \
1488	if (drm_debug & DRM_UT_DRIVER) {                                       \
1489		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1490			  __LINE__, ##arg);                                    \
1491	}                                                                      \
1492} while (0)
1493#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1494	if (drm_debug & DRM_UT_KMS) {                                          \
1495		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1496			  __LINE__, ##arg);                                    \
1497	}                                                                      \
1498} while (0)
1499#else
1500#define NV_DEBUG(d, fmt, arg...) do {                                          \
1501	if (drm_debug & DRM_UT_DRIVER)                                         \
1502		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1503} while (0)
1504#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1505	if (drm_debug & DRM_UT_KMS)                                            \
1506		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1507} while (0)
1508#endif
1509#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1510#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1511#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1512#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1513#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1514
1515/* nouveau_reg_debug bitmask */
1516enum {
1517	NOUVEAU_REG_DEBUG_MC             = 0x1,
1518	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1519	NOUVEAU_REG_DEBUG_FB             = 0x4,
1520	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1521	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1522	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1523	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1524	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1525	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1526	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1527};
1528
1529#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1530	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1531		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1532} while (0)
1533
1534static inline bool
1535nv_two_heads(struct drm_device *dev)
1536{
1537	struct drm_nouveau_private *dev_priv = dev->dev_private;
1538	const int impl = dev->pci_device & 0x0ff0;
1539
1540	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1541	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1542		return true;
1543
1544	return false;
1545}
1546
1547static inline bool
1548nv_gf4_disp_arch(struct drm_device *dev)
1549{
1550	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1551}
1552
1553static inline bool
1554nv_two_reg_pll(struct drm_device *dev)
1555{
1556	struct drm_nouveau_private *dev_priv = dev->dev_private;
1557	const int impl = dev->pci_device & 0x0ff0;
1558
1559	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1560		return true;
1561	return false;
1562}
1563
1564static inline bool
1565nv_match_device(struct drm_device *dev, unsigned device,
1566		unsigned sub_vendor, unsigned sub_device)
1567{
1568	return dev->pdev->device == device &&
1569		dev->pdev->subsystem_vendor == sub_vendor &&
1570		dev->pdev->subsystem_device == sub_device;
1571}
1572
1573/* memory type/access flags, do not match hardware values */
1574#define NV_MEM_ACCESS_RO  1
1575#define NV_MEM_ACCESS_WO  2
1576#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1577#define NV_MEM_ACCESS_SYS 4
1578#define NV_MEM_ACCESS_VM  8
1579
1580#define NV_MEM_TARGET_VRAM        0
1581#define NV_MEM_TARGET_PCI         1
1582#define NV_MEM_TARGET_PCI_NOSNOOP 2
1583#define NV_MEM_TARGET_VM          3
1584#define NV_MEM_TARGET_GART        4
1585
1586#define NV_MEM_TYPE_VM 0x7f
1587#define NV_MEM_COMP_VM 0x03
1588
1589/* NV_SW object class */
1590#define NV_SW                                                        0x0000506e
1591#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1592#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1593#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1594#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1595#define NV_SW_YIELD                                                  0x00000080
1596#define NV_SW_DMA_VBLSEM                                             0x0000018c
1597#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1598#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1599#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1600#define NV_SW_PAGE_FLIP                                              0x00000500
1601
1602#endif /* __NOUVEAU_DRV_H__ */
1603