nouveau_drv.h revision 332b242f47786d1a43bd7a19a0513dd5d493db8e
1/*
2 * Copyright 2005 Stephane Marchesin.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __NOUVEAU_DRV_H__
26#define __NOUVEAU_DRV_H__
27
28#define DRIVER_AUTHOR		"Stephane Marchesin"
29#define DRIVER_EMAIL		"dri-devel@lists.sourceforge.net"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20090420"
34
35#define DRIVER_MAJOR		0
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	16
38
39#define NOUVEAU_FAMILY   0x0000FFFF
40#define NOUVEAU_FLAGS    0xFFFF0000
41
42#include "ttm/ttm_bo_api.h"
43#include "ttm/ttm_bo_driver.h"
44#include "ttm/ttm_placement.h"
45#include "ttm/ttm_memory.h"
46#include "ttm/ttm_module.h"
47
48struct nouveau_fpriv {
49	struct ttm_object_file *tfile;
50};
51
52#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
53
54#include "nouveau_drm.h"
55#include "nouveau_reg.h"
56#include "nouveau_bios.h"
57struct nouveau_grctx;
58
59#define MAX_NUM_DCB_ENTRIES 16
60
61#define NOUVEAU_MAX_CHANNEL_NR 128
62#define NOUVEAU_MAX_TILE_NR 15
63
64#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
65#define NV50_VM_BLOCK    (512*1024*1024ULL)
66#define NV50_VM_VRAM_NR  (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
67
68struct nouveau_tile_reg {
69	struct nouveau_fence *fence;
70	uint32_t addr;
71	uint32_t size;
72	bool used;
73};
74
75struct nouveau_bo {
76	struct ttm_buffer_object bo;
77	struct ttm_placement placement;
78	u32 placements[3];
79	u32 busy_placements[3];
80	struct ttm_bo_kmap_obj kmap;
81	struct list_head head;
82
83	/* protected by ttm_bo_reserve() */
84	struct drm_file *reserved_by;
85	struct list_head entry;
86	int pbbo_index;
87	bool validate_mapped;
88
89	struct nouveau_channel *channel;
90
91	bool mappable;
92	bool no_vm;
93
94	uint32_t tile_mode;
95	uint32_t tile_flags;
96	struct nouveau_tile_reg *tile;
97
98	struct drm_gem_object *gem;
99	int pin_refcnt;
100};
101
102#define nouveau_bo_tile_layout(nvbo)				\
103	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
104
105static inline struct nouveau_bo *
106nouveau_bo(struct ttm_buffer_object *bo)
107{
108	return container_of(bo, struct nouveau_bo, bo);
109}
110
111static inline struct nouveau_bo *
112nouveau_gem_object(struct drm_gem_object *gem)
113{
114	return gem ? gem->driver_private : NULL;
115}
116
117/* TODO: submit equivalent to TTM generic API upstream? */
118static inline void __iomem *
119nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
120{
121	bool is_iomem;
122	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
123						&nvbo->kmap, &is_iomem);
124	WARN_ON_ONCE(ioptr && !is_iomem);
125	return ioptr;
126}
127
128enum nouveau_flags {
129	NV_NFORCE   = 0x10000000,
130	NV_NFORCE2  = 0x20000000
131};
132
133#define NVOBJ_ENGINE_SW		0
134#define NVOBJ_ENGINE_GR		1
135#define NVOBJ_ENGINE_PPP	2
136#define NVOBJ_ENGINE_COPY	3
137#define NVOBJ_ENGINE_VP		4
138#define NVOBJ_ENGINE_CRYPT      5
139#define NVOBJ_ENGINE_BSP	6
140#define NVOBJ_ENGINE_DISPLAY	0xcafe0001
141#define NVOBJ_ENGINE_INT	0xdeadbeef
142
143#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
144#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
145struct nouveau_gpuobj {
146	struct drm_device *dev;
147	struct kref refcount;
148	struct list_head list;
149
150	struct drm_mm_node *im_pramin;
151	struct nouveau_bo *im_backing;
152	uint32_t *im_backing_suspend;
153	int im_bound;
154
155	uint32_t flags;
156
157	u32 size;
158	u32 pinst;
159	u32 cinst;
160	u64 vinst;
161
162	uint32_t engine;
163	uint32_t class;
164
165	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
166	void *priv;
167};
168
169struct nouveau_page_flip_state {
170	struct list_head head;
171	struct drm_pending_vblank_event *event;
172	int crtc, bpp, pitch, x, y;
173	uint64_t offset;
174};
175
176struct nouveau_channel {
177	struct drm_device *dev;
178	int id;
179
180	/* references to the channel data structure */
181	struct kref ref;
182	/* users of the hardware channel resources, the hardware
183	 * context will be kicked off when it reaches zero. */
184	atomic_t users;
185	struct mutex mutex;
186
187	/* owner of this fifo */
188	struct drm_file *file_priv;
189	/* mapping of the fifo itself */
190	struct drm_local_map *map;
191
192	/* mapping of the regs controling the fifo */
193	void __iomem *user;
194	uint32_t user_get;
195	uint32_t user_put;
196
197	/* Fencing */
198	struct {
199		/* lock protects the pending list only */
200		spinlock_t lock;
201		struct list_head pending;
202		uint32_t sequence;
203		uint32_t sequence_ack;
204		atomic_t last_sequence_irq;
205	} fence;
206
207	/* DMA push buffer */
208	struct nouveau_gpuobj *pushbuf;
209	struct nouveau_bo     *pushbuf_bo;
210	uint32_t               pushbuf_base;
211
212	/* Notifier memory */
213	struct nouveau_bo *notifier_bo;
214	struct drm_mm notifier_heap;
215
216	/* PFIFO context */
217	struct nouveau_gpuobj *ramfc;
218	struct nouveau_gpuobj *cache;
219
220	/* PGRAPH context */
221	/* XXX may be merge 2 pointers as private data ??? */
222	struct nouveau_gpuobj *ramin_grctx;
223	struct nouveau_gpuobj *crypt_ctx;
224	void *pgraph_ctx;
225
226	/* NV50 VM */
227	struct nouveau_gpuobj *vm_pd;
228	struct nouveau_gpuobj *vm_gart_pt;
229	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
230
231	/* Objects */
232	struct nouveau_gpuobj *ramin; /* Private instmem */
233	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
234	struct nouveau_ramht  *ramht; /* Hash table */
235
236	/* GPU object info for stuff used in-kernel (mm_enabled) */
237	uint32_t m2mf_ntfy;
238	uint32_t vram_handle;
239	uint32_t gart_handle;
240	bool accel_done;
241
242	/* Push buffer state (only for drm's channel on !mm_enabled) */
243	struct {
244		int max;
245		int free;
246		int cur;
247		int put;
248		/* access via pushbuf_bo */
249
250		int ib_base;
251		int ib_max;
252		int ib_free;
253		int ib_put;
254	} dma;
255
256	uint32_t sw_subchannel[8];
257
258	struct {
259		struct nouveau_gpuobj *vblsem;
260		uint32_t vblsem_offset;
261		uint32_t vblsem_rval;
262		struct list_head vbl_wait;
263		struct list_head flip;
264	} nvsw;
265
266	struct {
267		bool active;
268		char name[32];
269		struct drm_info_list info;
270	} debugfs;
271};
272
273struct nouveau_instmem_engine {
274	void	*priv;
275
276	int	(*init)(struct drm_device *dev);
277	void	(*takedown)(struct drm_device *dev);
278	int	(*suspend)(struct drm_device *dev);
279	void	(*resume)(struct drm_device *dev);
280
281	int	(*populate)(struct drm_device *, struct nouveau_gpuobj *,
282			    u32 *size, u32 align);
283	void	(*clear)(struct drm_device *, struct nouveau_gpuobj *);
284	int	(*bind)(struct drm_device *, struct nouveau_gpuobj *);
285	int	(*unbind)(struct drm_device *, struct nouveau_gpuobj *);
286	void	(*flush)(struct drm_device *);
287};
288
289struct nouveau_mc_engine {
290	int  (*init)(struct drm_device *dev);
291	void (*takedown)(struct drm_device *dev);
292};
293
294struct nouveau_timer_engine {
295	int      (*init)(struct drm_device *dev);
296	void     (*takedown)(struct drm_device *dev);
297	uint64_t (*read)(struct drm_device *dev);
298};
299
300struct nouveau_fb_engine {
301	int num_tiles;
302
303	int  (*init)(struct drm_device *dev);
304	void (*takedown)(struct drm_device *dev);
305
306	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
307				 uint32_t size, uint32_t pitch);
308};
309
310struct nouveau_fifo_engine {
311	int  channels;
312
313	struct nouveau_gpuobj *playlist[2];
314	int cur_playlist;
315
316	int  (*init)(struct drm_device *);
317	void (*takedown)(struct drm_device *);
318
319	void (*disable)(struct drm_device *);
320	void (*enable)(struct drm_device *);
321	bool (*reassign)(struct drm_device *, bool enable);
322	bool (*cache_pull)(struct drm_device *dev, bool enable);
323
324	int  (*channel_id)(struct drm_device *);
325
326	int  (*create_context)(struct nouveau_channel *);
327	void (*destroy_context)(struct nouveau_channel *);
328	int  (*load_context)(struct nouveau_channel *);
329	int  (*unload_context)(struct drm_device *);
330	void (*tlb_flush)(struct drm_device *dev);
331};
332
333struct nouveau_pgraph_engine {
334	bool accel_blocked;
335	bool registered;
336	int grctx_size;
337
338	/* NV2x/NV3x context table (0x400780) */
339	struct nouveau_gpuobj *ctx_table;
340
341	int  (*init)(struct drm_device *);
342	void (*takedown)(struct drm_device *);
343
344	void (*fifo_access)(struct drm_device *, bool);
345
346	struct nouveau_channel *(*channel)(struct drm_device *);
347	int  (*create_context)(struct nouveau_channel *);
348	void (*destroy_context)(struct nouveau_channel *);
349	int  (*load_context)(struct nouveau_channel *);
350	int  (*unload_context)(struct drm_device *);
351	void (*tlb_flush)(struct drm_device *dev);
352
353	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
354				  uint32_t size, uint32_t pitch);
355};
356
357struct nouveau_display_engine {
358	int (*early_init)(struct drm_device *);
359	void (*late_takedown)(struct drm_device *);
360	int (*create)(struct drm_device *);
361	int (*init)(struct drm_device *);
362	void (*destroy)(struct drm_device *);
363};
364
365struct nouveau_gpio_engine {
366	int  (*init)(struct drm_device *);
367	void (*takedown)(struct drm_device *);
368
369	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
370	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
371
372	void (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
373};
374
375struct nouveau_pm_voltage_level {
376	u8 voltage;
377	u8 vid;
378};
379
380struct nouveau_pm_voltage {
381	bool supported;
382	u8 vid_mask;
383
384	struct nouveau_pm_voltage_level *level;
385	int nr_level;
386};
387
388#define NOUVEAU_PM_MAX_LEVEL 8
389struct nouveau_pm_level {
390	struct device_attribute dev_attr;
391	char name[32];
392	int id;
393
394	u32 core;
395	u32 memory;
396	u32 shader;
397	u32 unk05;
398
399	u8 voltage;
400	u8 fanspeed;
401
402	u16 memscript;
403};
404
405struct nouveau_pm_temp_sensor_constants {
406	u16 offset_constant;
407	s16 offset_mult;
408	u16 offset_div;
409	u16 slope_mult;
410	u16 slope_div;
411};
412
413struct nouveau_pm_threshold_temp {
414	s16 critical;
415	s16 down_clock;
416	s16 fan_boost;
417};
418
419struct nouveau_pm_memtiming {
420	u32 reg_100220;
421	u32 reg_100224;
422	u32 reg_100228;
423	u32 reg_10022c;
424	u32 reg_100230;
425	u32 reg_100234;
426	u32 reg_100238;
427	u32 reg_10023c;
428};
429
430struct nouveau_pm_memtimings {
431	bool supported;
432	struct nouveau_pm_memtiming *timing;
433	int nr_timing;
434};
435
436struct nouveau_pm_engine {
437	struct nouveau_pm_voltage voltage;
438	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
439	int nr_perflvl;
440	struct nouveau_pm_memtimings memtimings;
441	struct nouveau_pm_temp_sensor_constants sensor_constants;
442	struct nouveau_pm_threshold_temp threshold_temp;
443
444	struct nouveau_pm_level boot;
445	struct nouveau_pm_level *cur;
446
447	struct device *hwmon;
448	struct notifier_block acpi_nb;
449
450	int (*clock_get)(struct drm_device *, u32 id);
451	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
452			   u32 id, int khz);
453	void (*clock_set)(struct drm_device *, void *);
454	int (*voltage_get)(struct drm_device *);
455	int (*voltage_set)(struct drm_device *, int voltage);
456	int (*fanspeed_get)(struct drm_device *);
457	int (*fanspeed_set)(struct drm_device *, int fanspeed);
458	int (*temp_get)(struct drm_device *);
459};
460
461struct nouveau_crypt_engine {
462	bool registered;
463
464	int  (*init)(struct drm_device *);
465	void (*takedown)(struct drm_device *);
466	int  (*create_context)(struct nouveau_channel *);
467	void (*destroy_context)(struct nouveau_channel *);
468	void (*tlb_flush)(struct drm_device *dev);
469};
470
471struct nouveau_engine {
472	struct nouveau_instmem_engine instmem;
473	struct nouveau_mc_engine      mc;
474	struct nouveau_timer_engine   timer;
475	struct nouveau_fb_engine      fb;
476	struct nouveau_pgraph_engine  graph;
477	struct nouveau_fifo_engine    fifo;
478	struct nouveau_display_engine display;
479	struct nouveau_gpio_engine    gpio;
480	struct nouveau_pm_engine      pm;
481	struct nouveau_crypt_engine   crypt;
482};
483
484struct nouveau_pll_vals {
485	union {
486		struct {
487#ifdef __BIG_ENDIAN
488			uint8_t N1, M1, N2, M2;
489#else
490			uint8_t M1, N1, M2, N2;
491#endif
492		};
493		struct {
494			uint16_t NM1, NM2;
495		} __attribute__((packed));
496	};
497	int log2P;
498
499	int refclk;
500};
501
502enum nv04_fp_display_regs {
503	FP_DISPLAY_END,
504	FP_TOTAL,
505	FP_CRTC,
506	FP_SYNC_START,
507	FP_SYNC_END,
508	FP_VALID_START,
509	FP_VALID_END
510};
511
512struct nv04_crtc_reg {
513	unsigned char MiscOutReg;
514	uint8_t CRTC[0xa0];
515	uint8_t CR58[0x10];
516	uint8_t Sequencer[5];
517	uint8_t Graphics[9];
518	uint8_t Attribute[21];
519	unsigned char DAC[768];
520
521	/* PCRTC regs */
522	uint32_t fb_start;
523	uint32_t crtc_cfg;
524	uint32_t cursor_cfg;
525	uint32_t gpio_ext;
526	uint32_t crtc_830;
527	uint32_t crtc_834;
528	uint32_t crtc_850;
529	uint32_t crtc_eng_ctrl;
530
531	/* PRAMDAC regs */
532	uint32_t nv10_cursync;
533	struct nouveau_pll_vals pllvals;
534	uint32_t ramdac_gen_ctrl;
535	uint32_t ramdac_630;
536	uint32_t ramdac_634;
537	uint32_t tv_setup;
538	uint32_t tv_vtotal;
539	uint32_t tv_vskew;
540	uint32_t tv_vsync_delay;
541	uint32_t tv_htotal;
542	uint32_t tv_hskew;
543	uint32_t tv_hsync_delay;
544	uint32_t tv_hsync_delay2;
545	uint32_t fp_horiz_regs[7];
546	uint32_t fp_vert_regs[7];
547	uint32_t dither;
548	uint32_t fp_control;
549	uint32_t dither_regs[6];
550	uint32_t fp_debug_0;
551	uint32_t fp_debug_1;
552	uint32_t fp_debug_2;
553	uint32_t fp_margin_color;
554	uint32_t ramdac_8c0;
555	uint32_t ramdac_a20;
556	uint32_t ramdac_a24;
557	uint32_t ramdac_a34;
558	uint32_t ctv_regs[38];
559};
560
561struct nv04_output_reg {
562	uint32_t output;
563	int head;
564};
565
566struct nv04_mode_state {
567	struct nv04_crtc_reg crtc_reg[2];
568	uint32_t pllsel;
569	uint32_t sel_clk;
570};
571
572enum nouveau_card_type {
573	NV_04      = 0x00,
574	NV_10      = 0x10,
575	NV_20      = 0x20,
576	NV_30      = 0x30,
577	NV_40      = 0x40,
578	NV_50      = 0x50,
579	NV_C0      = 0xc0,
580};
581
582struct drm_nouveau_private {
583	struct drm_device *dev;
584
585	/* the card type, takes NV_* as values */
586	enum nouveau_card_type card_type;
587	/* exact chipset, derived from NV_PMC_BOOT_0 */
588	int chipset;
589	int flags;
590
591	void __iomem *mmio;
592
593	spinlock_t ramin_lock;
594	void __iomem *ramin;
595	u32 ramin_size;
596	u32 ramin_base;
597	bool ramin_available;
598	struct drm_mm ramin_heap;
599	struct list_head gpuobj_list;
600	struct list_head classes;
601
602	struct nouveau_bo *vga_ram;
603
604	/* interrupt handling */
605	bool msi_enabled;
606	struct workqueue_struct *wq;
607	struct work_struct irq_work;
608	struct work_struct hpd_work;
609
610	struct {
611		spinlock_t lock;
612		uint32_t hpd0_bits;
613		uint32_t hpd1_bits;
614	} hpd_state;
615
616	struct list_head vbl_waiting;
617
618	struct {
619		struct drm_global_reference mem_global_ref;
620		struct ttm_bo_global_ref bo_global_ref;
621		struct ttm_bo_device bdev;
622		atomic_t validate_sequence;
623	} ttm;
624
625	struct {
626		spinlock_t lock;
627		struct drm_mm heap;
628		struct nouveau_bo *bo;
629	} fence;
630
631	struct {
632		spinlock_t lock;
633		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
634	} channels;
635
636	struct nouveau_engine engine;
637	struct nouveau_channel *channel;
638
639	/* For PFIFO and PGRAPH. */
640	spinlock_t context_switch_lock;
641
642	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
643	struct nouveau_ramht  *ramht;
644	struct nouveau_gpuobj *ramfc;
645	struct nouveau_gpuobj *ramro;
646
647	uint32_t ramin_rsvd_vram;
648
649	struct {
650		enum {
651			NOUVEAU_GART_NONE = 0,
652			NOUVEAU_GART_AGP,
653			NOUVEAU_GART_SGDMA
654		} type;
655		uint64_t aper_base;
656		uint64_t aper_size;
657		uint64_t aper_free;
658
659		struct nouveau_gpuobj *sg_ctxdma;
660		struct page *sg_dummy_page;
661		dma_addr_t sg_dummy_bus;
662	} gart_info;
663
664	/* nv10-nv40 tiling regions */
665	struct nouveau_tile_reg tile[NOUVEAU_MAX_TILE_NR];
666
667	/* VRAM/fb configuration */
668	uint64_t vram_size;
669	uint64_t vram_sys_base;
670	u32 vram_rblock_size;
671
672	uint64_t fb_phys;
673	uint64_t fb_available_size;
674	uint64_t fb_mappable_pages;
675	uint64_t fb_aper_free;
676	int fb_mtrr;
677
678	/* G8x/G9x virtual address space */
679	uint64_t vm_gart_base;
680	uint64_t vm_gart_size;
681	uint64_t vm_vram_base;
682	uint64_t vm_vram_size;
683	uint64_t vm_end;
684	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
685	int vm_vram_pt_nr;
686
687	struct nvbios vbios;
688
689	struct nv04_mode_state mode_reg;
690	struct nv04_mode_state saved_reg;
691	uint32_t saved_vga_font[4][16384];
692	uint32_t crtc_owner;
693	uint32_t dac_users[4];
694
695	struct nouveau_suspend_resume {
696		uint32_t *ramin_copy;
697	} susres;
698
699	struct backlight_device *backlight;
700
701	struct nouveau_channel *evo;
702	u32 evo_alloc;
703	struct {
704		struct dcb_entry *dcb;
705		u16 script;
706		u32 pclk;
707	} evo_irq;
708
709	struct {
710		struct dentry *channel_root;
711	} debugfs;
712
713	struct nouveau_fbdev *nfbdev;
714	struct apertures_struct *apertures;
715};
716
717static inline struct drm_nouveau_private *
718nouveau_private(struct drm_device *dev)
719{
720	return dev->dev_private;
721}
722
723static inline struct drm_nouveau_private *
724nouveau_bdev(struct ttm_bo_device *bd)
725{
726	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
727}
728
729static inline int
730nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
731{
732	struct nouveau_bo *prev;
733
734	if (!pnvbo)
735		return -EINVAL;
736	prev = *pnvbo;
737
738	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
739	if (prev) {
740		struct ttm_buffer_object *bo = &prev->bo;
741
742		ttm_bo_unref(&bo);
743	}
744
745	return 0;
746}
747
748/* nouveau_drv.c */
749extern int nouveau_agpmode;
750extern int nouveau_duallink;
751extern int nouveau_uscript_lvds;
752extern int nouveau_uscript_tmds;
753extern int nouveau_vram_pushbuf;
754extern int nouveau_vram_notify;
755extern int nouveau_fbpercrtc;
756extern int nouveau_tv_disable;
757extern char *nouveau_tv_norm;
758extern int nouveau_reg_debug;
759extern char *nouveau_vbios;
760extern int nouveau_ignorelid;
761extern int nouveau_nofbaccel;
762extern int nouveau_noaccel;
763extern int nouveau_force_post;
764extern int nouveau_override_conntype;
765extern char *nouveau_perflvl;
766extern int nouveau_perflvl_wr;
767extern int nouveau_msi;
768
769extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
770extern int nouveau_pci_resume(struct pci_dev *pdev);
771
772/* nouveau_state.c */
773extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
774extern int  nouveau_load(struct drm_device *, unsigned long flags);
775extern int  nouveau_firstopen(struct drm_device *);
776extern void nouveau_lastclose(struct drm_device *);
777extern int  nouveau_unload(struct drm_device *);
778extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
779				   struct drm_file *);
780extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
781				   struct drm_file *);
782extern bool nouveau_wait_until(struct drm_device *, uint64_t timeout,
783			       uint32_t reg, uint32_t mask, uint32_t val);
784extern bool nouveau_wait_for_idle(struct drm_device *);
785extern int  nouveau_card_init(struct drm_device *);
786
787/* nouveau_mem.c */
788extern int  nouveau_mem_vram_init(struct drm_device *);
789extern void nouveau_mem_vram_fini(struct drm_device *);
790extern int  nouveau_mem_gart_init(struct drm_device *);
791extern void nouveau_mem_gart_fini(struct drm_device *);
792extern int  nouveau_mem_init_agp(struct drm_device *);
793extern int  nouveau_mem_reset_agp(struct drm_device *);
794extern void nouveau_mem_close(struct drm_device *);
795extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
796						    uint32_t addr,
797						    uint32_t size,
798						    uint32_t pitch);
799extern void nv10_mem_expire_tiling(struct drm_device *dev,
800				   struct nouveau_tile_reg *tile,
801				   struct nouveau_fence *fence);
802extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
803				    uint32_t size, uint32_t flags,
804				    uint64_t phys);
805extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
806			       uint32_t size);
807
808/* nouveau_notifier.c */
809extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
810extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
811extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
812				   int cout, uint32_t *offset);
813extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
814extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
815					 struct drm_file *);
816extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
817					struct drm_file *);
818
819/* nouveau_channel.c */
820extern struct drm_ioctl_desc nouveau_ioctls[];
821extern int nouveau_max_ioctl;
822extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
823extern int  nouveau_channel_alloc(struct drm_device *dev,
824				  struct nouveau_channel **chan,
825				  struct drm_file *file_priv,
826				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
827extern struct nouveau_channel *
828nouveau_channel_get_unlocked(struct nouveau_channel *);
829extern struct nouveau_channel *
830nouveau_channel_get(struct drm_device *, struct drm_file *, int id);
831extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
832extern void nouveau_channel_put(struct nouveau_channel **);
833extern void nouveau_channel_ref(struct nouveau_channel *chan,
834				struct nouveau_channel **pchan);
835
836/* nouveau_object.c */
837#define NVOBJ_CLASS(d,c,e) do {                                                \
838	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
839	if (ret)                                                               \
840		return ret;                                                    \
841} while(0)
842
843#define NVOBJ_MTHD(d,c,m,e) do {                                               \
844	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
845	if (ret)                                                               \
846		return ret;                                                    \
847} while(0)
848
849extern int  nouveau_gpuobj_early_init(struct drm_device *);
850extern int  nouveau_gpuobj_init(struct drm_device *);
851extern void nouveau_gpuobj_takedown(struct drm_device *);
852extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
853extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
854extern void nouveau_gpuobj_resume(struct drm_device *dev);
855extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
856extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
857				    int (*exec)(struct nouveau_channel *,
858					        u32 class, u32 mthd, u32 data));
859extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
860extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
861				       uint32_t vram_h, uint32_t tt_h);
862extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
863extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
864			      uint32_t size, int align, uint32_t flags,
865			      struct nouveau_gpuobj **);
866extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
867			       struct nouveau_gpuobj **);
868extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
869				   u32 size, u32 flags,
870				   struct nouveau_gpuobj **);
871extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
872				  uint64_t offset, uint64_t size, int access,
873				  int target, struct nouveau_gpuobj **);
874extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
875				       uint64_t offset, uint64_t size,
876				       int access, struct nouveau_gpuobj **,
877				       uint32_t *o_ret);
878extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
879				 struct nouveau_gpuobj **);
880extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
881				     struct drm_file *);
882extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
883				     struct drm_file *);
884
885/* nouveau_irq.c */
886extern int         nouveau_irq_init(struct drm_device *);
887extern void        nouveau_irq_fini(struct drm_device *);
888extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
889extern void        nouveau_irq_preinstall(struct drm_device *);
890extern int         nouveau_irq_postinstall(struct drm_device *);
891extern void        nouveau_irq_uninstall(struct drm_device *);
892
893/* nouveau_sgdma.c */
894extern int nouveau_sgdma_init(struct drm_device *);
895extern void nouveau_sgdma_takedown(struct drm_device *);
896extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
897				  uint32_t *page);
898extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
899
900/* nouveau_debugfs.c */
901#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
902extern int  nouveau_debugfs_init(struct drm_minor *);
903extern void nouveau_debugfs_takedown(struct drm_minor *);
904extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
905extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
906#else
907static inline int
908nouveau_debugfs_init(struct drm_minor *minor)
909{
910	return 0;
911}
912
913static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
914{
915}
916
917static inline int
918nouveau_debugfs_channel_init(struct nouveau_channel *chan)
919{
920	return 0;
921}
922
923static inline void
924nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
925{
926}
927#endif
928
929/* nouveau_dma.c */
930extern void nouveau_dma_pre_init(struct nouveau_channel *);
931extern int  nouveau_dma_init(struct nouveau_channel *);
932extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
933
934/* nouveau_acpi.c */
935#define ROM_BIOS_PAGE 4096
936#if defined(CONFIG_ACPI)
937void nouveau_register_dsm_handler(void);
938void nouveau_unregister_dsm_handler(void);
939int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
940bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
941int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
942#else
943static inline void nouveau_register_dsm_handler(void) {}
944static inline void nouveau_unregister_dsm_handler(void) {}
945static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
946static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
947static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
948#endif
949
950/* nouveau_backlight.c */
951#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
952extern int nouveau_backlight_init(struct drm_device *);
953extern void nouveau_backlight_exit(struct drm_device *);
954#else
955static inline int nouveau_backlight_init(struct drm_device *dev)
956{
957	return 0;
958}
959
960static inline void nouveau_backlight_exit(struct drm_device *dev) { }
961#endif
962
963/* nouveau_bios.c */
964extern int nouveau_bios_init(struct drm_device *);
965extern void nouveau_bios_takedown(struct drm_device *dev);
966extern int nouveau_run_vbios_init(struct drm_device *);
967extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
968					struct dcb_entry *);
969extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
970						      enum dcb_gpio_tag);
971extern struct dcb_connector_table_entry *
972nouveau_bios_connector_entry(struct drm_device *, int index);
973extern u32 get_pll_register(struct drm_device *, enum pll_types);
974extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
975			  struct pll_lims *);
976extern int nouveau_bios_run_display_table(struct drm_device *,
977					  struct dcb_entry *,
978					  uint32_t script, int pxclk);
979extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
980				   int *length);
981extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
982extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
983extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
984					 bool *dl, bool *if_is_24bit);
985extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
986			  int head, int pxclk);
987extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
988			    enum LVDS_script, int pxclk);
989
990/* nouveau_ttm.c */
991int nouveau_ttm_global_init(struct drm_nouveau_private *);
992void nouveau_ttm_global_release(struct drm_nouveau_private *);
993int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
994
995/* nouveau_dp.c */
996int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
997		     uint8_t *data, int data_nr);
998bool nouveau_dp_detect(struct drm_encoder *);
999bool nouveau_dp_link_train(struct drm_encoder *);
1000
1001/* nv04_fb.c */
1002extern int  nv04_fb_init(struct drm_device *);
1003extern void nv04_fb_takedown(struct drm_device *);
1004
1005/* nv10_fb.c */
1006extern int  nv10_fb_init(struct drm_device *);
1007extern void nv10_fb_takedown(struct drm_device *);
1008extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
1009				      uint32_t, uint32_t);
1010
1011/* nv30_fb.c */
1012extern int  nv30_fb_init(struct drm_device *);
1013extern void nv30_fb_takedown(struct drm_device *);
1014
1015/* nv40_fb.c */
1016extern int  nv40_fb_init(struct drm_device *);
1017extern void nv40_fb_takedown(struct drm_device *);
1018extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
1019				      uint32_t, uint32_t);
1020/* nv50_fb.c */
1021extern int  nv50_fb_init(struct drm_device *);
1022extern void nv50_fb_takedown(struct drm_device *);
1023extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
1024
1025/* nvc0_fb.c */
1026extern int  nvc0_fb_init(struct drm_device *);
1027extern void nvc0_fb_takedown(struct drm_device *);
1028
1029/* nv04_fifo.c */
1030extern int  nv04_fifo_init(struct drm_device *);
1031extern void nv04_fifo_disable(struct drm_device *);
1032extern void nv04_fifo_enable(struct drm_device *);
1033extern bool nv04_fifo_reassign(struct drm_device *, bool);
1034extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1035extern int  nv04_fifo_channel_id(struct drm_device *);
1036extern int  nv04_fifo_create_context(struct nouveau_channel *);
1037extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1038extern int  nv04_fifo_load_context(struct nouveau_channel *);
1039extern int  nv04_fifo_unload_context(struct drm_device *);
1040
1041/* nv10_fifo.c */
1042extern int  nv10_fifo_init(struct drm_device *);
1043extern int  nv10_fifo_channel_id(struct drm_device *);
1044extern int  nv10_fifo_create_context(struct nouveau_channel *);
1045extern int  nv10_fifo_load_context(struct nouveau_channel *);
1046extern int  nv10_fifo_unload_context(struct drm_device *);
1047
1048/* nv40_fifo.c */
1049extern int  nv40_fifo_init(struct drm_device *);
1050extern int  nv40_fifo_create_context(struct nouveau_channel *);
1051extern int  nv40_fifo_load_context(struct nouveau_channel *);
1052extern int  nv40_fifo_unload_context(struct drm_device *);
1053
1054/* nv50_fifo.c */
1055extern int  nv50_fifo_init(struct drm_device *);
1056extern void nv50_fifo_takedown(struct drm_device *);
1057extern int  nv50_fifo_channel_id(struct drm_device *);
1058extern int  nv50_fifo_create_context(struct nouveau_channel *);
1059extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1060extern int  nv50_fifo_load_context(struct nouveau_channel *);
1061extern int  nv50_fifo_unload_context(struct drm_device *);
1062extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1063
1064/* nvc0_fifo.c */
1065extern int  nvc0_fifo_init(struct drm_device *);
1066extern void nvc0_fifo_takedown(struct drm_device *);
1067extern void nvc0_fifo_disable(struct drm_device *);
1068extern void nvc0_fifo_enable(struct drm_device *);
1069extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1070extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1071extern int  nvc0_fifo_channel_id(struct drm_device *);
1072extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1073extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1074extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1075extern int  nvc0_fifo_unload_context(struct drm_device *);
1076
1077/* nv04_graph.c */
1078extern int  nv04_graph_init(struct drm_device *);
1079extern void nv04_graph_takedown(struct drm_device *);
1080extern void nv04_graph_fifo_access(struct drm_device *, bool);
1081extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1082extern int  nv04_graph_create_context(struct nouveau_channel *);
1083extern void nv04_graph_destroy_context(struct nouveau_channel *);
1084extern int  nv04_graph_load_context(struct nouveau_channel *);
1085extern int  nv04_graph_unload_context(struct drm_device *);
1086extern void nv04_graph_context_switch(struct drm_device *);
1087extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1088				      u32 class, u32 mthd, u32 data);
1089
1090/* nv10_graph.c */
1091extern int  nv10_graph_init(struct drm_device *);
1092extern void nv10_graph_takedown(struct drm_device *);
1093extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1094extern int  nv10_graph_create_context(struct nouveau_channel *);
1095extern void nv10_graph_destroy_context(struct nouveau_channel *);
1096extern int  nv10_graph_load_context(struct nouveau_channel *);
1097extern int  nv10_graph_unload_context(struct drm_device *);
1098extern void nv10_graph_context_switch(struct drm_device *);
1099extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1100					 uint32_t, uint32_t);
1101
1102/* nv20_graph.c */
1103extern int  nv20_graph_create_context(struct nouveau_channel *);
1104extern void nv20_graph_destroy_context(struct nouveau_channel *);
1105extern int  nv20_graph_load_context(struct nouveau_channel *);
1106extern int  nv20_graph_unload_context(struct drm_device *);
1107extern int  nv20_graph_init(struct drm_device *);
1108extern void nv20_graph_takedown(struct drm_device *);
1109extern int  nv30_graph_init(struct drm_device *);
1110extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1111					 uint32_t, uint32_t);
1112
1113/* nv40_graph.c */
1114extern int  nv40_graph_init(struct drm_device *);
1115extern void nv40_graph_takedown(struct drm_device *);
1116extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1117extern int  nv40_graph_create_context(struct nouveau_channel *);
1118extern void nv40_graph_destroy_context(struct nouveau_channel *);
1119extern int  nv40_graph_load_context(struct nouveau_channel *);
1120extern int  nv40_graph_unload_context(struct drm_device *);
1121extern void nv40_grctx_init(struct nouveau_grctx *);
1122extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1123					 uint32_t, uint32_t);
1124
1125/* nv50_graph.c */
1126extern int  nv50_graph_init(struct drm_device *);
1127extern void nv50_graph_takedown(struct drm_device *);
1128extern void nv50_graph_fifo_access(struct drm_device *, bool);
1129extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1130extern int  nv50_graph_create_context(struct nouveau_channel *);
1131extern void nv50_graph_destroy_context(struct nouveau_channel *);
1132extern int  nv50_graph_load_context(struct nouveau_channel *);
1133extern int  nv50_graph_unload_context(struct drm_device *);
1134extern void nv50_graph_context_switch(struct drm_device *);
1135extern int  nv50_grctx_init(struct nouveau_grctx *);
1136extern void nv50_graph_tlb_flush(struct drm_device *dev);
1137extern void nv86_graph_tlb_flush(struct drm_device *dev);
1138
1139/* nvc0_graph.c */
1140extern int  nvc0_graph_init(struct drm_device *);
1141extern void nvc0_graph_takedown(struct drm_device *);
1142extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1143extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1144extern int  nvc0_graph_create_context(struct nouveau_channel *);
1145extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1146extern int  nvc0_graph_load_context(struct nouveau_channel *);
1147extern int  nvc0_graph_unload_context(struct drm_device *);
1148
1149/* nv84_crypt.c */
1150extern int  nv84_crypt_init(struct drm_device *dev);
1151extern void nv84_crypt_fini(struct drm_device *dev);
1152extern int  nv84_crypt_create_context(struct nouveau_channel *);
1153extern void nv84_crypt_destroy_context(struct nouveau_channel *);
1154extern void nv84_crypt_tlb_flush(struct drm_device *dev);
1155
1156/* nv04_instmem.c */
1157extern int  nv04_instmem_init(struct drm_device *);
1158extern void nv04_instmem_takedown(struct drm_device *);
1159extern int  nv04_instmem_suspend(struct drm_device *);
1160extern void nv04_instmem_resume(struct drm_device *);
1161extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1162				  u32 *size, u32 align);
1163extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1164extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1165extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1166extern void nv04_instmem_flush(struct drm_device *);
1167
1168/* nv50_instmem.c */
1169extern int  nv50_instmem_init(struct drm_device *);
1170extern void nv50_instmem_takedown(struct drm_device *);
1171extern int  nv50_instmem_suspend(struct drm_device *);
1172extern void nv50_instmem_resume(struct drm_device *);
1173extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1174				  u32 *size, u32 align);
1175extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1176extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1177extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1178extern void nv50_instmem_flush(struct drm_device *);
1179extern void nv84_instmem_flush(struct drm_device *);
1180extern void nv50_vm_flush(struct drm_device *, int engine);
1181
1182/* nvc0_instmem.c */
1183extern int  nvc0_instmem_init(struct drm_device *);
1184extern void nvc0_instmem_takedown(struct drm_device *);
1185extern int  nvc0_instmem_suspend(struct drm_device *);
1186extern void nvc0_instmem_resume(struct drm_device *);
1187extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1188				  u32 *size, u32 align);
1189extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1190extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1191extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1192extern void nvc0_instmem_flush(struct drm_device *);
1193
1194/* nv04_mc.c */
1195extern int  nv04_mc_init(struct drm_device *);
1196extern void nv04_mc_takedown(struct drm_device *);
1197
1198/* nv40_mc.c */
1199extern int  nv40_mc_init(struct drm_device *);
1200extern void nv40_mc_takedown(struct drm_device *);
1201
1202/* nv50_mc.c */
1203extern int  nv50_mc_init(struct drm_device *);
1204extern void nv50_mc_takedown(struct drm_device *);
1205
1206/* nv04_timer.c */
1207extern int  nv04_timer_init(struct drm_device *);
1208extern uint64_t nv04_timer_read(struct drm_device *);
1209extern void nv04_timer_takedown(struct drm_device *);
1210
1211extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1212				 unsigned long arg);
1213
1214/* nv04_dac.c */
1215extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1216extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1217extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1218extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1219extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1220
1221/* nv04_dfp.c */
1222extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1223extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1224extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1225			       int head, bool dl);
1226extern void nv04_dfp_disable(struct drm_device *dev, int head);
1227extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1228
1229/* nv04_tv.c */
1230extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1231extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1232
1233/* nv17_tv.c */
1234extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1235
1236/* nv04_display.c */
1237extern int nv04_display_early_init(struct drm_device *);
1238extern void nv04_display_late_takedown(struct drm_device *);
1239extern int nv04_display_create(struct drm_device *);
1240extern int nv04_display_init(struct drm_device *);
1241extern void nv04_display_destroy(struct drm_device *);
1242
1243/* nv04_crtc.c */
1244extern int nv04_crtc_create(struct drm_device *, int index);
1245
1246/* nouveau_bo.c */
1247extern struct ttm_bo_driver nouveau_bo_driver;
1248extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1249			  int size, int align, uint32_t flags,
1250			  uint32_t tile_mode, uint32_t tile_flags,
1251			  bool no_vm, bool mappable, struct nouveau_bo **);
1252extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1253extern int nouveau_bo_unpin(struct nouveau_bo *);
1254extern int nouveau_bo_map(struct nouveau_bo *);
1255extern void nouveau_bo_unmap(struct nouveau_bo *);
1256extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1257				     uint32_t busy);
1258extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1259extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1260extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1261extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1262extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1263
1264/* nouveau_fence.c */
1265struct nouveau_fence;
1266extern int nouveau_fence_init(struct drm_device *);
1267extern void nouveau_fence_fini(struct drm_device *);
1268extern int nouveau_fence_channel_init(struct nouveau_channel *);
1269extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1270extern void nouveau_fence_update(struct nouveau_channel *);
1271extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1272			     bool emit);
1273extern int nouveau_fence_emit(struct nouveau_fence *);
1274extern void nouveau_fence_work(struct nouveau_fence *fence,
1275			       void (*work)(void *priv, bool signalled),
1276			       void *priv);
1277struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1278
1279extern bool __nouveau_fence_signalled(void *obj, void *arg);
1280extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1281extern int __nouveau_fence_flush(void *obj, void *arg);
1282extern void __nouveau_fence_unref(void **obj);
1283extern void *__nouveau_fence_ref(void *obj);
1284
1285static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1286{
1287	return __nouveau_fence_signalled(obj, NULL);
1288}
1289static inline int
1290nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1291{
1292	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1293}
1294extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1295static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1296{
1297	return __nouveau_fence_flush(obj, NULL);
1298}
1299static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1300{
1301	__nouveau_fence_unref((void **)obj);
1302}
1303static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1304{
1305	return __nouveau_fence_ref(obj);
1306}
1307
1308/* nouveau_gem.c */
1309extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1310			   int size, int align, uint32_t flags,
1311			   uint32_t tile_mode, uint32_t tile_flags,
1312			   bool no_vm, bool mappable, struct nouveau_bo **);
1313extern int nouveau_gem_object_new(struct drm_gem_object *);
1314extern void nouveau_gem_object_del(struct drm_gem_object *);
1315extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1316				 struct drm_file *);
1317extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1318				     struct drm_file *);
1319extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1320				      struct drm_file *);
1321extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1322				      struct drm_file *);
1323extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1324				  struct drm_file *);
1325
1326/* nouveau_display.c */
1327int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1328void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1329int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1330			   struct drm_pending_vblank_event *event);
1331int nouveau_finish_page_flip(struct nouveau_channel *,
1332			     struct nouveau_page_flip_state *);
1333
1334/* nv10_gpio.c */
1335int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1336int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1337
1338/* nv50_gpio.c */
1339int nv50_gpio_init(struct drm_device *dev);
1340int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1341int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1342void nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1343
1344/* nv50_calc. */
1345int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1346		  int *N1, int *M1, int *N2, int *M2, int *P);
1347int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1348		   int clk, int *N, int *fN, int *M, int *P);
1349
1350#ifndef ioread32_native
1351#ifdef __BIG_ENDIAN
1352#define ioread16_native ioread16be
1353#define iowrite16_native iowrite16be
1354#define ioread32_native  ioread32be
1355#define iowrite32_native iowrite32be
1356#else /* def __BIG_ENDIAN */
1357#define ioread16_native ioread16
1358#define iowrite16_native iowrite16
1359#define ioread32_native  ioread32
1360#define iowrite32_native iowrite32
1361#endif /* def __BIG_ENDIAN else */
1362#endif /* !ioread32_native */
1363
1364/* channel control reg access */
1365static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1366{
1367	return ioread32_native(chan->user + reg);
1368}
1369
1370static inline void nvchan_wr32(struct nouveau_channel *chan,
1371							unsigned reg, u32 val)
1372{
1373	iowrite32_native(val, chan->user + reg);
1374}
1375
1376/* register access */
1377static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1378{
1379	struct drm_nouveau_private *dev_priv = dev->dev_private;
1380	return ioread32_native(dev_priv->mmio + reg);
1381}
1382
1383static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1384{
1385	struct drm_nouveau_private *dev_priv = dev->dev_private;
1386	iowrite32_native(val, dev_priv->mmio + reg);
1387}
1388
1389static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1390{
1391	u32 tmp = nv_rd32(dev, reg);
1392	nv_wr32(dev, reg, (tmp & ~mask) | val);
1393	return tmp;
1394}
1395
1396static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1397{
1398	struct drm_nouveau_private *dev_priv = dev->dev_private;
1399	return ioread8(dev_priv->mmio + reg);
1400}
1401
1402static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1403{
1404	struct drm_nouveau_private *dev_priv = dev->dev_private;
1405	iowrite8(val, dev_priv->mmio + reg);
1406}
1407
1408#define nv_wait(dev, reg, mask, val) \
1409	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1410
1411/* PRAMIN access */
1412static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1413{
1414	struct drm_nouveau_private *dev_priv = dev->dev_private;
1415	return ioread32_native(dev_priv->ramin + offset);
1416}
1417
1418static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1419{
1420	struct drm_nouveau_private *dev_priv = dev->dev_private;
1421	iowrite32_native(val, dev_priv->ramin + offset);
1422}
1423
1424/* object access */
1425extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1426extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1427
1428/*
1429 * Logging
1430 * Argument d is (struct drm_device *).
1431 */
1432#define NV_PRINTK(level, d, fmt, arg...) \
1433	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1434					pci_name(d->pdev), ##arg)
1435#ifndef NV_DEBUG_NOTRACE
1436#define NV_DEBUG(d, fmt, arg...) do {                                          \
1437	if (drm_debug & DRM_UT_DRIVER) {                                       \
1438		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1439			  __LINE__, ##arg);                                    \
1440	}                                                                      \
1441} while (0)
1442#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1443	if (drm_debug & DRM_UT_KMS) {                                          \
1444		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1445			  __LINE__, ##arg);                                    \
1446	}                                                                      \
1447} while (0)
1448#else
1449#define NV_DEBUG(d, fmt, arg...) do {                                          \
1450	if (drm_debug & DRM_UT_DRIVER)                                         \
1451		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1452} while (0)
1453#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1454	if (drm_debug & DRM_UT_KMS)                                            \
1455		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1456} while (0)
1457#endif
1458#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1459#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1460#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1461#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1462#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1463
1464/* nouveau_reg_debug bitmask */
1465enum {
1466	NOUVEAU_REG_DEBUG_MC             = 0x1,
1467	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1468	NOUVEAU_REG_DEBUG_FB             = 0x4,
1469	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1470	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1471	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1472	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1473	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1474	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1475	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1476};
1477
1478#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1479	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1480		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1481} while (0)
1482
1483static inline bool
1484nv_two_heads(struct drm_device *dev)
1485{
1486	struct drm_nouveau_private *dev_priv = dev->dev_private;
1487	const int impl = dev->pci_device & 0x0ff0;
1488
1489	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1490	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1491		return true;
1492
1493	return false;
1494}
1495
1496static inline bool
1497nv_gf4_disp_arch(struct drm_device *dev)
1498{
1499	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1500}
1501
1502static inline bool
1503nv_two_reg_pll(struct drm_device *dev)
1504{
1505	struct drm_nouveau_private *dev_priv = dev->dev_private;
1506	const int impl = dev->pci_device & 0x0ff0;
1507
1508	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1509		return true;
1510	return false;
1511}
1512
1513static inline bool
1514nv_match_device(struct drm_device *dev, unsigned device,
1515		unsigned sub_vendor, unsigned sub_device)
1516{
1517	return dev->pdev->device == device &&
1518		dev->pdev->subsystem_vendor == sub_vendor &&
1519		dev->pdev->subsystem_device == sub_device;
1520}
1521
1522#define NV_SW                                                        0x0000506e
1523#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1524#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1525#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1526#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1527#define NV_SW_YIELD                                                  0x00000080
1528#define NV_SW_DMA_VBLSEM                                             0x0000018c
1529#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1530#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1531#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1532#define NV_SW_PAGE_FLIP                                              0x00000500
1533
1534#endif /* __NOUVEAU_DRV_H__ */
1535