nouveau_drv.h revision 4c74eb7ff276813ee73943a3756b295675fb2865
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/* nouveau_notifier.c */
846extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
847extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
848extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
849				   int cout, uint32_t *offset);
850extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
851extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
852					 struct drm_file *);
853extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
854					struct drm_file *);
855
856/* nouveau_channel.c */
857extern struct drm_ioctl_desc nouveau_ioctls[];
858extern int nouveau_max_ioctl;
859extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
860extern int  nouveau_channel_alloc(struct drm_device *dev,
861				  struct nouveau_channel **chan,
862				  struct drm_file *file_priv,
863				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
864extern struct nouveau_channel *
865nouveau_channel_get_unlocked(struct nouveau_channel *);
866extern struct nouveau_channel *
867nouveau_channel_get(struct drm_device *, struct drm_file *, int id);
868extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
869extern void nouveau_channel_put(struct nouveau_channel **);
870extern void nouveau_channel_ref(struct nouveau_channel *chan,
871				struct nouveau_channel **pchan);
872extern void nouveau_channel_idle(struct nouveau_channel *chan);
873
874/* nouveau_object.c */
875#define NVOBJ_CLASS(d,c,e) do {                                                \
876	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
877	if (ret)                                                               \
878		return ret;                                                    \
879} while(0)
880
881#define NVOBJ_MTHD(d,c,m,e) do {                                               \
882	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
883	if (ret)                                                               \
884		return ret;                                                    \
885} while(0)
886
887extern int  nouveau_gpuobj_early_init(struct drm_device *);
888extern int  nouveau_gpuobj_init(struct drm_device *);
889extern void nouveau_gpuobj_takedown(struct drm_device *);
890extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
891extern void nouveau_gpuobj_resume(struct drm_device *dev);
892extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
893extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
894				    int (*exec)(struct nouveau_channel *,
895					        u32 class, u32 mthd, u32 data));
896extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
897extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
898extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
899				       uint32_t vram_h, uint32_t tt_h);
900extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
901extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
902			      uint32_t size, int align, uint32_t flags,
903			      struct nouveau_gpuobj **);
904extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
905			       struct nouveau_gpuobj **);
906extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
907				   u32 size, u32 flags,
908				   struct nouveau_gpuobj **);
909extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
910				  uint64_t offset, uint64_t size, int access,
911				  int target, struct nouveau_gpuobj **);
912extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
913extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
914			       u64 size, int target, int access, u32 type,
915			       u32 comp, struct nouveau_gpuobj **pobj);
916extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
917				 int class, u64 base, u64 size, int target,
918				 int access, u32 type, u32 comp);
919extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
920				     struct drm_file *);
921extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
922				     struct drm_file *);
923
924/* nouveau_irq.c */
925extern int         nouveau_irq_init(struct drm_device *);
926extern void        nouveau_irq_fini(struct drm_device *);
927extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
928extern void        nouveau_irq_register(struct drm_device *, int status_bit,
929					void (*)(struct drm_device *));
930extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
931extern void        nouveau_irq_preinstall(struct drm_device *);
932extern int         nouveau_irq_postinstall(struct drm_device *);
933extern void        nouveau_irq_uninstall(struct drm_device *);
934
935/* nouveau_sgdma.c */
936extern int nouveau_sgdma_init(struct drm_device *);
937extern void nouveau_sgdma_takedown(struct drm_device *);
938extern uint32_t nouveau_sgdma_get_physical(struct drm_device *,
939					   uint32_t offset);
940extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
941
942/* nouveau_debugfs.c */
943#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
944extern int  nouveau_debugfs_init(struct drm_minor *);
945extern void nouveau_debugfs_takedown(struct drm_minor *);
946extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
947extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
948#else
949static inline int
950nouveau_debugfs_init(struct drm_minor *minor)
951{
952	return 0;
953}
954
955static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
956{
957}
958
959static inline int
960nouveau_debugfs_channel_init(struct nouveau_channel *chan)
961{
962	return 0;
963}
964
965static inline void
966nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
967{
968}
969#endif
970
971/* nouveau_dma.c */
972extern void nouveau_dma_pre_init(struct nouveau_channel *);
973extern int  nouveau_dma_init(struct nouveau_channel *);
974extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
975
976/* nouveau_acpi.c */
977#define ROM_BIOS_PAGE 4096
978#if defined(CONFIG_ACPI)
979void nouveau_register_dsm_handler(void);
980void nouveau_unregister_dsm_handler(void);
981int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
982bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
983int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
984#else
985static inline void nouveau_register_dsm_handler(void) {}
986static inline void nouveau_unregister_dsm_handler(void) {}
987static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
988static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
989static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
990#endif
991
992/* nouveau_backlight.c */
993#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
994extern int nouveau_backlight_init(struct drm_device *);
995extern void nouveau_backlight_exit(struct drm_device *);
996#else
997static inline int nouveau_backlight_init(struct drm_device *dev)
998{
999	return 0;
1000}
1001
1002static inline void nouveau_backlight_exit(struct drm_device *dev) { }
1003#endif
1004
1005/* nouveau_bios.c */
1006extern int nouveau_bios_init(struct drm_device *);
1007extern void nouveau_bios_takedown(struct drm_device *dev);
1008extern int nouveau_run_vbios_init(struct drm_device *);
1009extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1010					struct dcb_entry *);
1011extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
1012						      enum dcb_gpio_tag);
1013extern struct dcb_connector_table_entry *
1014nouveau_bios_connector_entry(struct drm_device *, int index);
1015extern u32 get_pll_register(struct drm_device *, enum pll_types);
1016extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1017			  struct pll_lims *);
1018extern int nouveau_bios_run_display_table(struct drm_device *,
1019					  struct dcb_entry *,
1020					  uint32_t script, int pxclk);
1021extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
1022				   int *length);
1023extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1024extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1025extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1026					 bool *dl, bool *if_is_24bit);
1027extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1028			  int head, int pxclk);
1029extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1030			    enum LVDS_script, int pxclk);
1031
1032/* nouveau_ttm.c */
1033int nouveau_ttm_global_init(struct drm_nouveau_private *);
1034void nouveau_ttm_global_release(struct drm_nouveau_private *);
1035int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1036
1037/* nouveau_dp.c */
1038int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
1039		     uint8_t *data, int data_nr);
1040bool nouveau_dp_detect(struct drm_encoder *);
1041bool nouveau_dp_link_train(struct drm_encoder *);
1042
1043/* nv04_fb.c */
1044extern int  nv04_fb_init(struct drm_device *);
1045extern void nv04_fb_takedown(struct drm_device *);
1046
1047/* nv10_fb.c */
1048extern int  nv10_fb_init(struct drm_device *);
1049extern void nv10_fb_takedown(struct drm_device *);
1050extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1051				     uint32_t addr, uint32_t size,
1052				     uint32_t pitch, uint32_t flags);
1053extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1054extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1055
1056/* nv30_fb.c */
1057extern int  nv30_fb_init(struct drm_device *);
1058extern void nv30_fb_takedown(struct drm_device *);
1059extern void nv30_fb_init_tile_region(struct drm_device *dev, int i,
1060				     uint32_t addr, uint32_t size,
1061				     uint32_t pitch, uint32_t flags);
1062extern void nv30_fb_free_tile_region(struct drm_device *dev, int i);
1063
1064/* nv40_fb.c */
1065extern int  nv40_fb_init(struct drm_device *);
1066extern void nv40_fb_takedown(struct drm_device *);
1067extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1068
1069/* nv50_fb.c */
1070extern int  nv50_fb_init(struct drm_device *);
1071extern void nv50_fb_takedown(struct drm_device *);
1072extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
1073
1074/* nvc0_fb.c */
1075extern int  nvc0_fb_init(struct drm_device *);
1076extern void nvc0_fb_takedown(struct drm_device *);
1077
1078/* nv04_fifo.c */
1079extern int  nv04_fifo_init(struct drm_device *);
1080extern void nv04_fifo_fini(struct drm_device *);
1081extern void nv04_fifo_disable(struct drm_device *);
1082extern void nv04_fifo_enable(struct drm_device *);
1083extern bool nv04_fifo_reassign(struct drm_device *, bool);
1084extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1085extern int  nv04_fifo_channel_id(struct drm_device *);
1086extern int  nv04_fifo_create_context(struct nouveau_channel *);
1087extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1088extern int  nv04_fifo_load_context(struct nouveau_channel *);
1089extern int  nv04_fifo_unload_context(struct drm_device *);
1090extern void nv04_fifo_isr(struct drm_device *);
1091
1092/* nv10_fifo.c */
1093extern int  nv10_fifo_init(struct drm_device *);
1094extern int  nv10_fifo_channel_id(struct drm_device *);
1095extern int  nv10_fifo_create_context(struct nouveau_channel *);
1096extern int  nv10_fifo_load_context(struct nouveau_channel *);
1097extern int  nv10_fifo_unload_context(struct drm_device *);
1098
1099/* nv40_fifo.c */
1100extern int  nv40_fifo_init(struct drm_device *);
1101extern int  nv40_fifo_create_context(struct nouveau_channel *);
1102extern int  nv40_fifo_load_context(struct nouveau_channel *);
1103extern int  nv40_fifo_unload_context(struct drm_device *);
1104
1105/* nv50_fifo.c */
1106extern int  nv50_fifo_init(struct drm_device *);
1107extern void nv50_fifo_takedown(struct drm_device *);
1108extern int  nv50_fifo_channel_id(struct drm_device *);
1109extern int  nv50_fifo_create_context(struct nouveau_channel *);
1110extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1111extern int  nv50_fifo_load_context(struct nouveau_channel *);
1112extern int  nv50_fifo_unload_context(struct drm_device *);
1113extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1114
1115/* nvc0_fifo.c */
1116extern int  nvc0_fifo_init(struct drm_device *);
1117extern void nvc0_fifo_takedown(struct drm_device *);
1118extern void nvc0_fifo_disable(struct drm_device *);
1119extern void nvc0_fifo_enable(struct drm_device *);
1120extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1121extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1122extern int  nvc0_fifo_channel_id(struct drm_device *);
1123extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1124extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1125extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1126extern int  nvc0_fifo_unload_context(struct drm_device *);
1127
1128/* nv04_graph.c */
1129extern int  nv04_graph_init(struct drm_device *);
1130extern void nv04_graph_takedown(struct drm_device *);
1131extern void nv04_graph_fifo_access(struct drm_device *, bool);
1132extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1133extern int  nv04_graph_create_context(struct nouveau_channel *);
1134extern void nv04_graph_destroy_context(struct nouveau_channel *);
1135extern int  nv04_graph_load_context(struct nouveau_channel *);
1136extern int  nv04_graph_unload_context(struct drm_device *);
1137extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1138				      u32 class, u32 mthd, u32 data);
1139extern struct nouveau_bitfield nv04_graph_nsource[];
1140
1141/* nv10_graph.c */
1142extern int  nv10_graph_init(struct drm_device *);
1143extern void nv10_graph_takedown(struct drm_device *);
1144extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1145extern int  nv10_graph_create_context(struct nouveau_channel *);
1146extern void nv10_graph_destroy_context(struct nouveau_channel *);
1147extern int  nv10_graph_load_context(struct nouveau_channel *);
1148extern int  nv10_graph_unload_context(struct drm_device *);
1149extern void nv10_graph_set_tile_region(struct drm_device *dev, int i);
1150extern struct nouveau_bitfield nv10_graph_intr[];
1151extern struct nouveau_bitfield nv10_graph_nstatus[];
1152
1153/* nv20_graph.c */
1154extern int  nv20_graph_create_context(struct nouveau_channel *);
1155extern void nv20_graph_destroy_context(struct nouveau_channel *);
1156extern int  nv20_graph_load_context(struct nouveau_channel *);
1157extern int  nv20_graph_unload_context(struct drm_device *);
1158extern int  nv20_graph_init(struct drm_device *);
1159extern void nv20_graph_takedown(struct drm_device *);
1160extern int  nv30_graph_init(struct drm_device *);
1161extern void nv20_graph_set_tile_region(struct drm_device *dev, int i);
1162
1163/* nv40_graph.c */
1164extern int  nv40_graph_init(struct drm_device *);
1165extern void nv40_graph_takedown(struct drm_device *);
1166extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1167extern int  nv40_graph_create_context(struct nouveau_channel *);
1168extern void nv40_graph_destroy_context(struct nouveau_channel *);
1169extern int  nv40_graph_load_context(struct nouveau_channel *);
1170extern int  nv40_graph_unload_context(struct drm_device *);
1171extern void nv40_grctx_init(struct nouveau_grctx *);
1172extern void nv40_graph_set_tile_region(struct drm_device *dev, int i);
1173
1174/* nv50_graph.c */
1175extern int  nv50_graph_init(struct drm_device *);
1176extern void nv50_graph_takedown(struct drm_device *);
1177extern void nv50_graph_fifo_access(struct drm_device *, bool);
1178extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1179extern int  nv50_graph_create_context(struct nouveau_channel *);
1180extern void nv50_graph_destroy_context(struct nouveau_channel *);
1181extern int  nv50_graph_load_context(struct nouveau_channel *);
1182extern int  nv50_graph_unload_context(struct drm_device *);
1183extern int  nv50_grctx_init(struct nouveau_grctx *);
1184extern void nv50_graph_tlb_flush(struct drm_device *dev);
1185extern void nv86_graph_tlb_flush(struct drm_device *dev);
1186
1187/* nvc0_graph.c */
1188extern int  nvc0_graph_init(struct drm_device *);
1189extern void nvc0_graph_takedown(struct drm_device *);
1190extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1191extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1192extern int  nvc0_graph_create_context(struct nouveau_channel *);
1193extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1194extern int  nvc0_graph_load_context(struct nouveau_channel *);
1195extern int  nvc0_graph_unload_context(struct drm_device *);
1196
1197/* nv84_crypt.c */
1198extern int  nv84_crypt_init(struct drm_device *dev);
1199extern void nv84_crypt_fini(struct drm_device *dev);
1200extern int  nv84_crypt_create_context(struct nouveau_channel *);
1201extern void nv84_crypt_destroy_context(struct nouveau_channel *);
1202extern void nv84_crypt_tlb_flush(struct drm_device *dev);
1203
1204/* nv04_instmem.c */
1205extern int  nv04_instmem_init(struct drm_device *);
1206extern void nv04_instmem_takedown(struct drm_device *);
1207extern int  nv04_instmem_suspend(struct drm_device *);
1208extern void nv04_instmem_resume(struct drm_device *);
1209extern int  nv04_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1210extern void nv04_instmem_put(struct nouveau_gpuobj *);
1211extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1212extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1213extern void nv04_instmem_flush(struct drm_device *);
1214
1215/* nv50_instmem.c */
1216extern int  nv50_instmem_init(struct drm_device *);
1217extern void nv50_instmem_takedown(struct drm_device *);
1218extern int  nv50_instmem_suspend(struct drm_device *);
1219extern void nv50_instmem_resume(struct drm_device *);
1220extern int  nv50_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1221extern void nv50_instmem_put(struct nouveau_gpuobj *);
1222extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1223extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1224extern void nv50_instmem_flush(struct drm_device *);
1225extern void nv84_instmem_flush(struct drm_device *);
1226
1227/* nvc0_instmem.c */
1228extern int  nvc0_instmem_init(struct drm_device *);
1229extern void nvc0_instmem_takedown(struct drm_device *);
1230extern int  nvc0_instmem_suspend(struct drm_device *);
1231extern void nvc0_instmem_resume(struct drm_device *);
1232extern int  nvc0_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1233extern void nvc0_instmem_put(struct nouveau_gpuobj *);
1234extern int  nvc0_instmem_map(struct nouveau_gpuobj *);
1235extern void nvc0_instmem_unmap(struct nouveau_gpuobj *);
1236extern void nvc0_instmem_flush(struct drm_device *);
1237
1238/* nv04_mc.c */
1239extern int  nv04_mc_init(struct drm_device *);
1240extern void nv04_mc_takedown(struct drm_device *);
1241
1242/* nv40_mc.c */
1243extern int  nv40_mc_init(struct drm_device *);
1244extern void nv40_mc_takedown(struct drm_device *);
1245
1246/* nv50_mc.c */
1247extern int  nv50_mc_init(struct drm_device *);
1248extern void nv50_mc_takedown(struct drm_device *);
1249
1250/* nv04_timer.c */
1251extern int  nv04_timer_init(struct drm_device *);
1252extern uint64_t nv04_timer_read(struct drm_device *);
1253extern void nv04_timer_takedown(struct drm_device *);
1254
1255extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1256				 unsigned long arg);
1257
1258/* nv04_dac.c */
1259extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1260extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1261extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1262extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1263extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1264
1265/* nv04_dfp.c */
1266extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1267extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1268extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1269			       int head, bool dl);
1270extern void nv04_dfp_disable(struct drm_device *dev, int head);
1271extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1272
1273/* nv04_tv.c */
1274extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1275extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1276
1277/* nv17_tv.c */
1278extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1279
1280/* nv04_display.c */
1281extern int nv04_display_early_init(struct drm_device *);
1282extern void nv04_display_late_takedown(struct drm_device *);
1283extern int nv04_display_create(struct drm_device *);
1284extern int nv04_display_init(struct drm_device *);
1285extern void nv04_display_destroy(struct drm_device *);
1286
1287/* nv04_crtc.c */
1288extern int nv04_crtc_create(struct drm_device *, int index);
1289
1290/* nouveau_bo.c */
1291extern struct ttm_bo_driver nouveau_bo_driver;
1292extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1293			  int size, int align, uint32_t flags,
1294			  uint32_t tile_mode, uint32_t tile_flags,
1295			  bool no_vm, bool mappable, struct nouveau_bo **);
1296extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1297extern int nouveau_bo_unpin(struct nouveau_bo *);
1298extern int nouveau_bo_map(struct nouveau_bo *);
1299extern void nouveau_bo_unmap(struct nouveau_bo *);
1300extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1301				     uint32_t busy);
1302extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1303extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1304extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1305extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1306extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1307extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1308			       bool no_wait_reserve, bool no_wait_gpu);
1309
1310/* nouveau_fence.c */
1311struct nouveau_fence;
1312extern int nouveau_fence_init(struct drm_device *);
1313extern void nouveau_fence_fini(struct drm_device *);
1314extern int nouveau_fence_channel_init(struct nouveau_channel *);
1315extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1316extern void nouveau_fence_update(struct nouveau_channel *);
1317extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1318			     bool emit);
1319extern int nouveau_fence_emit(struct nouveau_fence *);
1320extern void nouveau_fence_work(struct nouveau_fence *fence,
1321			       void (*work)(void *priv, bool signalled),
1322			       void *priv);
1323struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1324
1325extern bool __nouveau_fence_signalled(void *obj, void *arg);
1326extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1327extern int __nouveau_fence_flush(void *obj, void *arg);
1328extern void __nouveau_fence_unref(void **obj);
1329extern void *__nouveau_fence_ref(void *obj);
1330
1331static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1332{
1333	return __nouveau_fence_signalled(obj, NULL);
1334}
1335static inline int
1336nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1337{
1338	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1339}
1340extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1341static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1342{
1343	return __nouveau_fence_flush(obj, NULL);
1344}
1345static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1346{
1347	__nouveau_fence_unref((void **)obj);
1348}
1349static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1350{
1351	return __nouveau_fence_ref(obj);
1352}
1353
1354/* nouveau_gem.c */
1355extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1356			   int size, int align, uint32_t flags,
1357			   uint32_t tile_mode, uint32_t tile_flags,
1358			   bool no_vm, bool mappable, struct nouveau_bo **);
1359extern int nouveau_gem_object_new(struct drm_gem_object *);
1360extern void nouveau_gem_object_del(struct drm_gem_object *);
1361extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1362				 struct drm_file *);
1363extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1364				     struct drm_file *);
1365extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1366				      struct drm_file *);
1367extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1368				      struct drm_file *);
1369extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1370				  struct drm_file *);
1371
1372/* nouveau_display.c */
1373int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1374void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1375int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1376			   struct drm_pending_vblank_event *event);
1377int nouveau_finish_page_flip(struct nouveau_channel *,
1378			     struct nouveau_page_flip_state *);
1379
1380/* nv10_gpio.c */
1381int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1382int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1383
1384/* nv50_gpio.c */
1385int nv50_gpio_init(struct drm_device *dev);
1386void nv50_gpio_fini(struct drm_device *dev);
1387int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1388int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1389int  nv50_gpio_irq_register(struct drm_device *, enum dcb_gpio_tag,
1390			    void (*)(void *, int), void *);
1391void nv50_gpio_irq_unregister(struct drm_device *, enum dcb_gpio_tag,
1392			      void (*)(void *, int), void *);
1393bool nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1394
1395/* nv50_calc. */
1396int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1397		  int *N1, int *M1, int *N2, int *M2, int *P);
1398int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1399		   int clk, int *N, int *fN, int *M, int *P);
1400
1401#ifndef ioread32_native
1402#ifdef __BIG_ENDIAN
1403#define ioread16_native ioread16be
1404#define iowrite16_native iowrite16be
1405#define ioread32_native  ioread32be
1406#define iowrite32_native iowrite32be
1407#else /* def __BIG_ENDIAN */
1408#define ioread16_native ioread16
1409#define iowrite16_native iowrite16
1410#define ioread32_native  ioread32
1411#define iowrite32_native iowrite32
1412#endif /* def __BIG_ENDIAN else */
1413#endif /* !ioread32_native */
1414
1415/* channel control reg access */
1416static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1417{
1418	return ioread32_native(chan->user + reg);
1419}
1420
1421static inline void nvchan_wr32(struct nouveau_channel *chan,
1422							unsigned reg, u32 val)
1423{
1424	iowrite32_native(val, chan->user + reg);
1425}
1426
1427/* register access */
1428static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1429{
1430	struct drm_nouveau_private *dev_priv = dev->dev_private;
1431	return ioread32_native(dev_priv->mmio + reg);
1432}
1433
1434static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1435{
1436	struct drm_nouveau_private *dev_priv = dev->dev_private;
1437	iowrite32_native(val, dev_priv->mmio + reg);
1438}
1439
1440static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1441{
1442	u32 tmp = nv_rd32(dev, reg);
1443	nv_wr32(dev, reg, (tmp & ~mask) | val);
1444	return tmp;
1445}
1446
1447static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1448{
1449	struct drm_nouveau_private *dev_priv = dev->dev_private;
1450	return ioread8(dev_priv->mmio + reg);
1451}
1452
1453static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1454{
1455	struct drm_nouveau_private *dev_priv = dev->dev_private;
1456	iowrite8(val, dev_priv->mmio + reg);
1457}
1458
1459#define nv_wait(dev, reg, mask, val) \
1460	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1461#define nv_wait_ne(dev, reg, mask, val) \
1462	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1463
1464/* PRAMIN access */
1465static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1466{
1467	struct drm_nouveau_private *dev_priv = dev->dev_private;
1468	return ioread32_native(dev_priv->ramin + offset);
1469}
1470
1471static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1472{
1473	struct drm_nouveau_private *dev_priv = dev->dev_private;
1474	iowrite32_native(val, dev_priv->ramin + offset);
1475}
1476
1477/* object access */
1478extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1479extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1480
1481/*
1482 * Logging
1483 * Argument d is (struct drm_device *).
1484 */
1485#define NV_PRINTK(level, d, fmt, arg...) \
1486	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1487					pci_name(d->pdev), ##arg)
1488#ifndef NV_DEBUG_NOTRACE
1489#define NV_DEBUG(d, fmt, arg...) do {                                          \
1490	if (drm_debug & DRM_UT_DRIVER) {                                       \
1491		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1492			  __LINE__, ##arg);                                    \
1493	}                                                                      \
1494} while (0)
1495#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1496	if (drm_debug & DRM_UT_KMS) {                                          \
1497		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1498			  __LINE__, ##arg);                                    \
1499	}                                                                      \
1500} while (0)
1501#else
1502#define NV_DEBUG(d, fmt, arg...) do {                                          \
1503	if (drm_debug & DRM_UT_DRIVER)                                         \
1504		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1505} while (0)
1506#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1507	if (drm_debug & DRM_UT_KMS)                                            \
1508		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1509} while (0)
1510#endif
1511#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1512#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1513#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1514#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1515#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1516
1517/* nouveau_reg_debug bitmask */
1518enum {
1519	NOUVEAU_REG_DEBUG_MC             = 0x1,
1520	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1521	NOUVEAU_REG_DEBUG_FB             = 0x4,
1522	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1523	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1524	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1525	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1526	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1527	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1528	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1529};
1530
1531#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1532	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1533		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1534} while (0)
1535
1536static inline bool
1537nv_two_heads(struct drm_device *dev)
1538{
1539	struct drm_nouveau_private *dev_priv = dev->dev_private;
1540	const int impl = dev->pci_device & 0x0ff0;
1541
1542	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1543	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1544		return true;
1545
1546	return false;
1547}
1548
1549static inline bool
1550nv_gf4_disp_arch(struct drm_device *dev)
1551{
1552	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1553}
1554
1555static inline bool
1556nv_two_reg_pll(struct drm_device *dev)
1557{
1558	struct drm_nouveau_private *dev_priv = dev->dev_private;
1559	const int impl = dev->pci_device & 0x0ff0;
1560
1561	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1562		return true;
1563	return false;
1564}
1565
1566static inline bool
1567nv_match_device(struct drm_device *dev, unsigned device,
1568		unsigned sub_vendor, unsigned sub_device)
1569{
1570	return dev->pdev->device == device &&
1571		dev->pdev->subsystem_vendor == sub_vendor &&
1572		dev->pdev->subsystem_device == sub_device;
1573}
1574
1575/* memory type/access flags, do not match hardware values */
1576#define NV_MEM_ACCESS_RO  1
1577#define NV_MEM_ACCESS_WO  2
1578#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1579#define NV_MEM_ACCESS_SYS 4
1580#define NV_MEM_ACCESS_VM  8
1581
1582#define NV_MEM_TARGET_VRAM        0
1583#define NV_MEM_TARGET_PCI         1
1584#define NV_MEM_TARGET_PCI_NOSNOOP 2
1585#define NV_MEM_TARGET_VM          3
1586#define NV_MEM_TARGET_GART        4
1587
1588#define NV_MEM_TYPE_VM 0x7f
1589#define NV_MEM_COMP_VM 0x03
1590
1591/* NV_SW object class */
1592#define NV_SW                                                        0x0000506e
1593#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1594#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1595#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1596#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1597#define NV_SW_YIELD                                                  0x00000080
1598#define NV_SW_DMA_VBLSEM                                             0x0000018c
1599#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1600#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1601#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1602#define NV_SW_PAGE_FLIP                                              0x00000500
1603
1604#endif /* __NOUVEAU_DRV_H__ */
1605