nouveau_drv.h revision fd2871af3d2dad4e07df84941128b0813b5dd34b
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	spinlock_t lock;
50	struct list_head channels;
51	struct nouveau_vm *vm;
52};
53
54static inline struct nouveau_fpriv *
55nouveau_fpriv(struct drm_file *file_priv)
56{
57	return file_priv ? file_priv->driver_priv : NULL;
58}
59
60#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
61
62#include "nouveau_drm.h"
63#include "nouveau_reg.h"
64#include "nouveau_bios.h"
65#include "nouveau_util.h"
66
67struct nouveau_grctx;
68struct nouveau_mem;
69#include "nouveau_vm.h"
70
71#define MAX_NUM_DCB_ENTRIES 16
72
73#define NOUVEAU_MAX_CHANNEL_NR 128
74#define NOUVEAU_MAX_TILE_NR 15
75
76struct nouveau_mem {
77	struct drm_device *dev;
78
79	struct nouveau_vma bar_vma;
80	struct nouveau_vma vma[2];
81	u8  page_shift;
82
83	struct drm_mm_node *tag;
84	struct list_head regions;
85	dma_addr_t *pages;
86	u32 memtype;
87	u64 offset;
88	u64 size;
89};
90
91struct nouveau_tile_reg {
92	bool used;
93	uint32_t addr;
94	uint32_t limit;
95	uint32_t pitch;
96	uint32_t zcomp;
97	struct drm_mm_node *tag_mem;
98	struct nouveau_fence *fence;
99};
100
101struct nouveau_bo {
102	struct ttm_buffer_object bo;
103	struct ttm_placement placement;
104	u32 valid_domains;
105	u32 placements[3];
106	u32 busy_placements[3];
107	struct ttm_bo_kmap_obj kmap;
108	struct list_head head;
109
110	/* protected by ttm_bo_reserve() */
111	struct drm_file *reserved_by;
112	struct list_head entry;
113	int pbbo_index;
114	bool validate_mapped;
115
116	struct nouveau_channel *channel;
117
118	struct nouveau_vma vma;
119	struct list_head vma_list;
120	unsigned page_shift;
121
122	uint32_t tile_mode;
123	uint32_t tile_flags;
124	struct nouveau_tile_reg *tile;
125
126	struct drm_gem_object *gem;
127	int pin_refcnt;
128};
129
130#define nouveau_bo_tile_layout(nvbo)				\
131	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
132
133static inline struct nouveau_bo *
134nouveau_bo(struct ttm_buffer_object *bo)
135{
136	return container_of(bo, struct nouveau_bo, bo);
137}
138
139static inline struct nouveau_bo *
140nouveau_gem_object(struct drm_gem_object *gem)
141{
142	return gem ? gem->driver_private : NULL;
143}
144
145/* TODO: submit equivalent to TTM generic API upstream? */
146static inline void __iomem *
147nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
148{
149	bool is_iomem;
150	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
151						&nvbo->kmap, &is_iomem);
152	WARN_ON_ONCE(ioptr && !is_iomem);
153	return ioptr;
154}
155
156enum nouveau_flags {
157	NV_NFORCE   = 0x10000000,
158	NV_NFORCE2  = 0x20000000
159};
160
161#define NVOBJ_ENGINE_SW		0
162#define NVOBJ_ENGINE_GR		1
163#define NVOBJ_ENGINE_CRYPT	2
164#define NVOBJ_ENGINE_COPY0	3
165#define NVOBJ_ENGINE_COPY1	4
166#define NVOBJ_ENGINE_MPEG	5
167#define NVOBJ_ENGINE_DISPLAY	15
168#define NVOBJ_ENGINE_NR		16
169
170#define NVOBJ_FLAG_DONT_MAP             (1 << 0)
171#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
172#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
173#define NVOBJ_FLAG_VM			(1 << 3)
174#define NVOBJ_FLAG_VM_USER		(1 << 4)
175
176#define NVOBJ_CINST_GLOBAL	0xdeadbeef
177
178struct nouveau_gpuobj {
179	struct drm_device *dev;
180	struct kref refcount;
181	struct list_head list;
182
183	void *node;
184	u32 *suspend;
185
186	uint32_t flags;
187
188	u32 size;
189	u32 pinst;	/* PRAMIN BAR offset */
190	u32 cinst;	/* Channel offset */
191	u64 vinst;	/* VRAM address */
192	u64 linst;	/* VM address */
193
194	uint32_t engine;
195	uint32_t class;
196
197	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
198	void *priv;
199};
200
201struct nouveau_page_flip_state {
202	struct list_head head;
203	struct drm_pending_vblank_event *event;
204	int crtc, bpp, pitch, x, y;
205	uint64_t offset;
206};
207
208enum nouveau_channel_mutex_class {
209	NOUVEAU_UCHANNEL_MUTEX,
210	NOUVEAU_KCHANNEL_MUTEX
211};
212
213struct nouveau_channel {
214	struct drm_device *dev;
215	struct list_head list;
216	int id;
217
218	/* references to the channel data structure */
219	struct kref ref;
220	/* users of the hardware channel resources, the hardware
221	 * context will be kicked off when it reaches zero. */
222	atomic_t users;
223	struct mutex mutex;
224
225	/* owner of this fifo */
226	struct drm_file *file_priv;
227	/* mapping of the fifo itself */
228	struct drm_local_map *map;
229
230	/* mapping of the regs controlling the fifo */
231	void __iomem *user;
232	uint32_t user_get;
233	uint32_t user_put;
234
235	/* Fencing */
236	struct {
237		/* lock protects the pending list only */
238		spinlock_t lock;
239		struct list_head pending;
240		uint32_t sequence;
241		uint32_t sequence_ack;
242		atomic_t last_sequence_irq;
243	} fence;
244
245	/* DMA push buffer */
246	struct nouveau_gpuobj *pushbuf;
247	struct nouveau_bo     *pushbuf_bo;
248	uint32_t               pushbuf_base;
249
250	/* Notifier memory */
251	struct nouveau_bo *notifier_bo;
252	struct drm_mm notifier_heap;
253
254	/* PFIFO context */
255	struct nouveau_gpuobj *ramfc;
256	struct nouveau_gpuobj *cache;
257	void *fifo_priv;
258
259	/* Execution engine contexts */
260	void *engctx[NVOBJ_ENGINE_NR];
261
262	/* NV50 VM */
263	struct nouveau_vm     *vm;
264	struct nouveau_gpuobj *vm_pd;
265
266	/* Objects */
267	struct nouveau_gpuobj *ramin; /* Private instmem */
268	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
269	struct nouveau_ramht  *ramht; /* Hash table */
270
271	/* GPU object info for stuff used in-kernel (mm_enabled) */
272	uint32_t m2mf_ntfy;
273	uint32_t vram_handle;
274	uint32_t gart_handle;
275	bool accel_done;
276
277	/* Push buffer state (only for drm's channel on !mm_enabled) */
278	struct {
279		int max;
280		int free;
281		int cur;
282		int put;
283		/* access via pushbuf_bo */
284
285		int ib_base;
286		int ib_max;
287		int ib_free;
288		int ib_put;
289	} dma;
290
291	uint32_t sw_subchannel[8];
292
293	struct {
294		struct nouveau_gpuobj *vblsem;
295		uint32_t vblsem_head;
296		uint32_t vblsem_offset;
297		uint32_t vblsem_rval;
298		struct list_head vbl_wait;
299		struct list_head flip;
300	} nvsw;
301
302	struct {
303		bool active;
304		char name[32];
305		struct drm_info_list info;
306	} debugfs;
307};
308
309struct nouveau_exec_engine {
310	void (*destroy)(struct drm_device *, int engine);
311	int  (*init)(struct drm_device *, int engine);
312	int  (*fini)(struct drm_device *, int engine);
313	int  (*context_new)(struct nouveau_channel *, int engine);
314	void (*context_del)(struct nouveau_channel *, int engine);
315	int  (*object_new)(struct nouveau_channel *, int engine,
316			   u32 handle, u16 class);
317	void (*set_tile_region)(struct drm_device *dev, int i);
318	void (*tlb_flush)(struct drm_device *, int engine);
319};
320
321struct nouveau_instmem_engine {
322	void	*priv;
323
324	int	(*init)(struct drm_device *dev);
325	void	(*takedown)(struct drm_device *dev);
326	int	(*suspend)(struct drm_device *dev);
327	void	(*resume)(struct drm_device *dev);
328
329	int	(*get)(struct nouveau_gpuobj *, struct nouveau_channel *,
330		       u32 size, u32 align);
331	void	(*put)(struct nouveau_gpuobj *);
332	int	(*map)(struct nouveau_gpuobj *);
333	void	(*unmap)(struct nouveau_gpuobj *);
334
335	void	(*flush)(struct drm_device *);
336};
337
338struct nouveau_mc_engine {
339	int  (*init)(struct drm_device *dev);
340	void (*takedown)(struct drm_device *dev);
341};
342
343struct nouveau_timer_engine {
344	int      (*init)(struct drm_device *dev);
345	void     (*takedown)(struct drm_device *dev);
346	uint64_t (*read)(struct drm_device *dev);
347};
348
349struct nouveau_fb_engine {
350	int num_tiles;
351	struct drm_mm tag_heap;
352	void *priv;
353
354	int  (*init)(struct drm_device *dev);
355	void (*takedown)(struct drm_device *dev);
356
357	void (*init_tile_region)(struct drm_device *dev, int i,
358				 uint32_t addr, uint32_t size,
359				 uint32_t pitch, uint32_t flags);
360	void (*set_tile_region)(struct drm_device *dev, int i);
361	void (*free_tile_region)(struct drm_device *dev, int i);
362};
363
364struct nouveau_fifo_engine {
365	void *priv;
366	int  channels;
367
368	struct nouveau_gpuobj *playlist[2];
369	int cur_playlist;
370
371	int  (*init)(struct drm_device *);
372	void (*takedown)(struct drm_device *);
373
374	void (*disable)(struct drm_device *);
375	void (*enable)(struct drm_device *);
376	bool (*reassign)(struct drm_device *, bool enable);
377	bool (*cache_pull)(struct drm_device *dev, bool enable);
378
379	int  (*channel_id)(struct drm_device *);
380
381	int  (*create_context)(struct nouveau_channel *);
382	void (*destroy_context)(struct nouveau_channel *);
383	int  (*load_context)(struct nouveau_channel *);
384	int  (*unload_context)(struct drm_device *);
385	void (*tlb_flush)(struct drm_device *dev);
386};
387
388struct nouveau_display_engine {
389	void *priv;
390	int (*early_init)(struct drm_device *);
391	void (*late_takedown)(struct drm_device *);
392	int (*create)(struct drm_device *);
393	int (*init)(struct drm_device *);
394	void (*destroy)(struct drm_device *);
395};
396
397struct nouveau_gpio_engine {
398	void *priv;
399
400	int  (*init)(struct drm_device *);
401	void (*takedown)(struct drm_device *);
402
403	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
404	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
405
406	int  (*irq_register)(struct drm_device *, enum dcb_gpio_tag,
407			     void (*)(void *, int), void *);
408	void (*irq_unregister)(struct drm_device *, enum dcb_gpio_tag,
409			       void (*)(void *, int), void *);
410	bool (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
411};
412
413struct nouveau_pm_voltage_level {
414	u8 voltage;
415	u8 vid;
416};
417
418struct nouveau_pm_voltage {
419	bool supported;
420	u8 vid_mask;
421
422	struct nouveau_pm_voltage_level *level;
423	int nr_level;
424};
425
426struct nouveau_pm_memtiming {
427	int id;
428	u32 reg_100220;
429	u32 reg_100224;
430	u32 reg_100228;
431	u32 reg_10022c;
432	u32 reg_100230;
433	u32 reg_100234;
434	u32 reg_100238;
435	u32 reg_10023c;
436	u32 reg_100240;
437};
438
439#define NOUVEAU_PM_MAX_LEVEL 8
440struct nouveau_pm_level {
441	struct device_attribute dev_attr;
442	char name[32];
443	int id;
444
445	u32 core;
446	u32 memory;
447	u32 shader;
448	u32 unk05;
449	u32 unk0a;
450
451	u8 voltage;
452	u8 fanspeed;
453
454	u16 memscript;
455	struct nouveau_pm_memtiming *timing;
456};
457
458struct nouveau_pm_temp_sensor_constants {
459	u16 offset_constant;
460	s16 offset_mult;
461	u16 offset_div;
462	u16 slope_mult;
463	u16 slope_div;
464};
465
466struct nouveau_pm_threshold_temp {
467	s16 critical;
468	s16 down_clock;
469	s16 fan_boost;
470};
471
472struct nouveau_pm_memtimings {
473	bool supported;
474	struct nouveau_pm_memtiming *timing;
475	int nr_timing;
476};
477
478struct nouveau_pm_engine {
479	struct nouveau_pm_voltage voltage;
480	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
481	int nr_perflvl;
482	struct nouveau_pm_memtimings memtimings;
483	struct nouveau_pm_temp_sensor_constants sensor_constants;
484	struct nouveau_pm_threshold_temp threshold_temp;
485
486	struct nouveau_pm_level boot;
487	struct nouveau_pm_level *cur;
488
489	struct device *hwmon;
490	struct notifier_block acpi_nb;
491
492	int (*clock_get)(struct drm_device *, u32 id);
493	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
494			   u32 id, int khz);
495	void (*clock_set)(struct drm_device *, void *);
496	int (*voltage_get)(struct drm_device *);
497	int (*voltage_set)(struct drm_device *, int voltage);
498	int (*fanspeed_get)(struct drm_device *);
499	int (*fanspeed_set)(struct drm_device *, int fanspeed);
500	int (*temp_get)(struct drm_device *);
501};
502
503struct nouveau_vram_engine {
504	int  (*init)(struct drm_device *);
505	int  (*get)(struct drm_device *, u64, u32 align, u32 size_nc,
506		    u32 type, struct nouveau_mem **);
507	void (*put)(struct drm_device *, struct nouveau_mem **);
508
509	bool (*flags_valid)(struct drm_device *, u32 tile_flags);
510};
511
512struct nouveau_engine {
513	struct nouveau_instmem_engine instmem;
514	struct nouveau_mc_engine      mc;
515	struct nouveau_timer_engine   timer;
516	struct nouveau_fb_engine      fb;
517	struct nouveau_fifo_engine    fifo;
518	struct nouveau_display_engine display;
519	struct nouveau_gpio_engine    gpio;
520	struct nouveau_pm_engine      pm;
521	struct nouveau_vram_engine    vram;
522};
523
524struct nouveau_pll_vals {
525	union {
526		struct {
527#ifdef __BIG_ENDIAN
528			uint8_t N1, M1, N2, M2;
529#else
530			uint8_t M1, N1, M2, N2;
531#endif
532		};
533		struct {
534			uint16_t NM1, NM2;
535		} __attribute__((packed));
536	};
537	int log2P;
538
539	int refclk;
540};
541
542enum nv04_fp_display_regs {
543	FP_DISPLAY_END,
544	FP_TOTAL,
545	FP_CRTC,
546	FP_SYNC_START,
547	FP_SYNC_END,
548	FP_VALID_START,
549	FP_VALID_END
550};
551
552struct nv04_crtc_reg {
553	unsigned char MiscOutReg;
554	uint8_t CRTC[0xa0];
555	uint8_t CR58[0x10];
556	uint8_t Sequencer[5];
557	uint8_t Graphics[9];
558	uint8_t Attribute[21];
559	unsigned char DAC[768];
560
561	/* PCRTC regs */
562	uint32_t fb_start;
563	uint32_t crtc_cfg;
564	uint32_t cursor_cfg;
565	uint32_t gpio_ext;
566	uint32_t crtc_830;
567	uint32_t crtc_834;
568	uint32_t crtc_850;
569	uint32_t crtc_eng_ctrl;
570
571	/* PRAMDAC regs */
572	uint32_t nv10_cursync;
573	struct nouveau_pll_vals pllvals;
574	uint32_t ramdac_gen_ctrl;
575	uint32_t ramdac_630;
576	uint32_t ramdac_634;
577	uint32_t tv_setup;
578	uint32_t tv_vtotal;
579	uint32_t tv_vskew;
580	uint32_t tv_vsync_delay;
581	uint32_t tv_htotal;
582	uint32_t tv_hskew;
583	uint32_t tv_hsync_delay;
584	uint32_t tv_hsync_delay2;
585	uint32_t fp_horiz_regs[7];
586	uint32_t fp_vert_regs[7];
587	uint32_t dither;
588	uint32_t fp_control;
589	uint32_t dither_regs[6];
590	uint32_t fp_debug_0;
591	uint32_t fp_debug_1;
592	uint32_t fp_debug_2;
593	uint32_t fp_margin_color;
594	uint32_t ramdac_8c0;
595	uint32_t ramdac_a20;
596	uint32_t ramdac_a24;
597	uint32_t ramdac_a34;
598	uint32_t ctv_regs[38];
599};
600
601struct nv04_output_reg {
602	uint32_t output;
603	int head;
604};
605
606struct nv04_mode_state {
607	struct nv04_crtc_reg crtc_reg[2];
608	uint32_t pllsel;
609	uint32_t sel_clk;
610};
611
612enum nouveau_card_type {
613	NV_04      = 0x00,
614	NV_10      = 0x10,
615	NV_20      = 0x20,
616	NV_30      = 0x30,
617	NV_40      = 0x40,
618	NV_50      = 0x50,
619	NV_C0      = 0xc0,
620};
621
622struct drm_nouveau_private {
623	struct drm_device *dev;
624	bool noaccel;
625
626	/* the card type, takes NV_* as values */
627	enum nouveau_card_type card_type;
628	/* exact chipset, derived from NV_PMC_BOOT_0 */
629	int chipset;
630	int stepping;
631	int flags;
632
633	void __iomem *mmio;
634
635	spinlock_t ramin_lock;
636	void __iomem *ramin;
637	u32 ramin_size;
638	u32 ramin_base;
639	bool ramin_available;
640	struct drm_mm ramin_heap;
641	struct nouveau_exec_engine *eng[NVOBJ_ENGINE_NR];
642	struct list_head gpuobj_list;
643	struct list_head classes;
644
645	struct nouveau_bo *vga_ram;
646
647	/* interrupt handling */
648	void (*irq_handler[32])(struct drm_device *);
649	bool msi_enabled;
650
651	struct list_head vbl_waiting;
652
653	struct {
654		struct drm_global_reference mem_global_ref;
655		struct ttm_bo_global_ref bo_global_ref;
656		struct ttm_bo_device bdev;
657		atomic_t validate_sequence;
658	} ttm;
659
660	struct {
661		spinlock_t lock;
662		struct drm_mm heap;
663		struct nouveau_bo *bo;
664	} fence;
665
666	struct {
667		spinlock_t lock;
668		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
669	} channels;
670
671	struct nouveau_engine engine;
672	struct nouveau_channel *channel;
673
674	/* For PFIFO and PGRAPH. */
675	spinlock_t context_switch_lock;
676
677	/* VM/PRAMIN flush, legacy PRAMIN aperture */
678	spinlock_t vm_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,	/* AGP */
691			NOUVEAU_GART_PDMA,	/* paged dma object */
692			NOUVEAU_GART_HW		/* on-chip gart/vm */
693		} type;
694		uint64_t aper_base;
695		uint64_t aper_size;
696		uint64_t aper_free;
697
698		struct ttm_backend_func *func;
699
700		struct {
701			struct page *page;
702			dma_addr_t   addr;
703		} dummy;
704
705		struct nouveau_gpuobj *sg_ctxdma;
706	} gart_info;
707
708	/* nv10-nv40 tiling regions */
709	struct {
710		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
711		spinlock_t lock;
712	} tile;
713
714	/* VRAM/fb configuration */
715	uint64_t vram_size;
716	uint64_t vram_sys_base;
717	u32 vram_rblock_size;
718
719	uint64_t fb_phys;
720	uint64_t fb_available_size;
721	uint64_t fb_mappable_pages;
722	uint64_t fb_aper_free;
723	int fb_mtrr;
724
725	/* BAR control (NV50-) */
726	struct nouveau_vm *bar1_vm;
727	struct nouveau_vm *bar3_vm;
728
729	/* G8x/G9x virtual address space */
730	struct nouveau_vm *chan_vm;
731
732	struct nvbios vbios;
733
734	struct nv04_mode_state mode_reg;
735	struct nv04_mode_state saved_reg;
736	uint32_t saved_vga_font[4][16384];
737	uint32_t crtc_owner;
738	uint32_t dac_users[4];
739
740	struct backlight_device *backlight;
741
742	struct {
743		struct dentry *channel_root;
744	} debugfs;
745
746	struct nouveau_fbdev *nfbdev;
747	struct apertures_struct *apertures;
748};
749
750static inline struct drm_nouveau_private *
751nouveau_private(struct drm_device *dev)
752{
753	return dev->dev_private;
754}
755
756static inline struct drm_nouveau_private *
757nouveau_bdev(struct ttm_bo_device *bd)
758{
759	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
760}
761
762static inline int
763nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
764{
765	struct nouveau_bo *prev;
766
767	if (!pnvbo)
768		return -EINVAL;
769	prev = *pnvbo;
770
771	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
772	if (prev) {
773		struct ttm_buffer_object *bo = &prev->bo;
774
775		ttm_bo_unref(&bo);
776	}
777
778	return 0;
779}
780
781/* nouveau_drv.c */
782extern int nouveau_agpmode;
783extern int nouveau_duallink;
784extern int nouveau_uscript_lvds;
785extern int nouveau_uscript_tmds;
786extern int nouveau_vram_pushbuf;
787extern int nouveau_vram_notify;
788extern int nouveau_fbpercrtc;
789extern int nouveau_tv_disable;
790extern char *nouveau_tv_norm;
791extern int nouveau_reg_debug;
792extern char *nouveau_vbios;
793extern int nouveau_ignorelid;
794extern int nouveau_nofbaccel;
795extern int nouveau_noaccel;
796extern int nouveau_force_post;
797extern int nouveau_override_conntype;
798extern char *nouveau_perflvl;
799extern int nouveau_perflvl_wr;
800extern int nouveau_msi;
801extern int nouveau_ctxfw;
802
803extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
804extern int nouveau_pci_resume(struct pci_dev *pdev);
805
806/* nouveau_state.c */
807extern int  nouveau_open(struct drm_device *, struct drm_file *);
808extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
809extern void nouveau_postclose(struct drm_device *, struct drm_file *);
810extern int  nouveau_load(struct drm_device *, unsigned long flags);
811extern int  nouveau_firstopen(struct drm_device *);
812extern void nouveau_lastclose(struct drm_device *);
813extern int  nouveau_unload(struct drm_device *);
814extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
815				   struct drm_file *);
816extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
817				   struct drm_file *);
818extern bool nouveau_wait_eq(struct drm_device *, uint64_t timeout,
819			    uint32_t reg, uint32_t mask, uint32_t val);
820extern bool nouveau_wait_ne(struct drm_device *, uint64_t timeout,
821			    uint32_t reg, uint32_t mask, uint32_t val);
822extern bool nouveau_wait_for_idle(struct drm_device *);
823extern int  nouveau_card_init(struct drm_device *);
824
825/* nouveau_mem.c */
826extern int  nouveau_mem_vram_init(struct drm_device *);
827extern void nouveau_mem_vram_fini(struct drm_device *);
828extern int  nouveau_mem_gart_init(struct drm_device *);
829extern void nouveau_mem_gart_fini(struct drm_device *);
830extern int  nouveau_mem_init_agp(struct drm_device *);
831extern int  nouveau_mem_reset_agp(struct drm_device *);
832extern void nouveau_mem_close(struct drm_device *);
833extern int  nouveau_mem_detect(struct drm_device *);
834extern bool nouveau_mem_flags_valid(struct drm_device *, u32 tile_flags);
835extern struct nouveau_tile_reg *nv10_mem_set_tiling(
836	struct drm_device *dev, uint32_t addr, uint32_t size,
837	uint32_t pitch, uint32_t flags);
838extern void nv10_mem_put_tile_region(struct drm_device *dev,
839				     struct nouveau_tile_reg *tile,
840				     struct nouveau_fence *fence);
841extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
842extern const struct ttm_mem_type_manager_func nouveau_gart_manager;
843
844/* nouveau_notifier.c */
845extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
846extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
847extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
848				   int cout, uint32_t start, uint32_t end,
849				   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_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_ENGINE_ADD(d, e, p) do {                                         \
876	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
877	dev_priv->eng[NVOBJ_ENGINE_##e] = (p);                                 \
878} while (0)
879
880#define NVOBJ_ENGINE_DEL(d, e) do {                                            \
881	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
882	dev_priv->eng[NVOBJ_ENGINE_##e] = NULL;                                \
883} while (0)
884
885#define NVOBJ_CLASS(d, c, e) do {                                              \
886	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
887	if (ret)                                                               \
888		return ret;                                                    \
889} while (0)
890
891#define NVOBJ_MTHD(d, c, m, e) do {                                            \
892	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
893	if (ret)                                                               \
894		return ret;                                                    \
895} while (0)
896
897extern int  nouveau_gpuobj_early_init(struct drm_device *);
898extern int  nouveau_gpuobj_init(struct drm_device *);
899extern void nouveau_gpuobj_takedown(struct drm_device *);
900extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
901extern void nouveau_gpuobj_resume(struct drm_device *dev);
902extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
903extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
904				    int (*exec)(struct nouveau_channel *,
905						u32 class, u32 mthd, u32 data));
906extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
907extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
908extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
909				       uint32_t vram_h, uint32_t tt_h);
910extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
911extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
912			      uint32_t size, int align, uint32_t flags,
913			      struct nouveau_gpuobj **);
914extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
915			       struct nouveau_gpuobj **);
916extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
917				   u32 size, u32 flags,
918				   struct nouveau_gpuobj **);
919extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
920				  uint64_t offset, uint64_t size, int access,
921				  int target, struct nouveau_gpuobj **);
922extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
923extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
924			       u64 size, int target, int access, u32 type,
925			       u32 comp, struct nouveau_gpuobj **pobj);
926extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
927				 int class, u64 base, u64 size, int target,
928				 int access, u32 type, u32 comp);
929extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
930				     struct drm_file *);
931extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
932				     struct drm_file *);
933
934/* nouveau_irq.c */
935extern int         nouveau_irq_init(struct drm_device *);
936extern void        nouveau_irq_fini(struct drm_device *);
937extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
938extern void        nouveau_irq_register(struct drm_device *, int status_bit,
939					void (*)(struct drm_device *));
940extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
941extern void        nouveau_irq_preinstall(struct drm_device *);
942extern int         nouveau_irq_postinstall(struct drm_device *);
943extern void        nouveau_irq_uninstall(struct drm_device *);
944
945/* nouveau_sgdma.c */
946extern int nouveau_sgdma_init(struct drm_device *);
947extern void nouveau_sgdma_takedown(struct drm_device *);
948extern uint32_t nouveau_sgdma_get_physical(struct drm_device *,
949					   uint32_t offset);
950extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
951
952/* nouveau_debugfs.c */
953#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
954extern int  nouveau_debugfs_init(struct drm_minor *);
955extern void nouveau_debugfs_takedown(struct drm_minor *);
956extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
957extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
958#else
959static inline int
960nouveau_debugfs_init(struct drm_minor *minor)
961{
962	return 0;
963}
964
965static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
966{
967}
968
969static inline int
970nouveau_debugfs_channel_init(struct nouveau_channel *chan)
971{
972	return 0;
973}
974
975static inline void
976nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
977{
978}
979#endif
980
981/* nouveau_dma.c */
982extern void nouveau_dma_pre_init(struct nouveau_channel *);
983extern int  nouveau_dma_init(struct nouveau_channel *);
984extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
985
986/* nouveau_acpi.c */
987#define ROM_BIOS_PAGE 4096
988#if defined(CONFIG_ACPI)
989void nouveau_register_dsm_handler(void);
990void nouveau_unregister_dsm_handler(void);
991int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
992bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
993int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
994#else
995static inline void nouveau_register_dsm_handler(void) {}
996static inline void nouveau_unregister_dsm_handler(void) {}
997static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
998static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
999static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
1000#endif
1001
1002/* nouveau_backlight.c */
1003#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
1004extern int nouveau_backlight_init(struct drm_connector *);
1005extern void nouveau_backlight_exit(struct drm_connector *);
1006#else
1007static inline int nouveau_backlight_init(struct drm_connector *dev)
1008{
1009	return 0;
1010}
1011
1012static inline void nouveau_backlight_exit(struct drm_connector *dev) { }
1013#endif
1014
1015/* nouveau_bios.c */
1016extern int nouveau_bios_init(struct drm_device *);
1017extern void nouveau_bios_takedown(struct drm_device *dev);
1018extern int nouveau_run_vbios_init(struct drm_device *);
1019extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1020					struct dcb_entry *);
1021extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
1022						      enum dcb_gpio_tag);
1023extern struct dcb_connector_table_entry *
1024nouveau_bios_connector_entry(struct drm_device *, int index);
1025extern u32 get_pll_register(struct drm_device *, enum pll_types);
1026extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1027			  struct pll_lims *);
1028extern int nouveau_bios_run_display_table(struct drm_device *,
1029					  struct dcb_entry *,
1030					  uint32_t script, int pxclk);
1031extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
1032				   int *length);
1033extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1034extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1035extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1036					 bool *dl, bool *if_is_24bit);
1037extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1038			  int head, int pxclk);
1039extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1040			    enum LVDS_script, int pxclk);
1041
1042/* nouveau_ttm.c */
1043int nouveau_ttm_global_init(struct drm_nouveau_private *);
1044void nouveau_ttm_global_release(struct drm_nouveau_private *);
1045int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1046
1047/* nouveau_dp.c */
1048int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
1049		     uint8_t *data, int data_nr);
1050bool nouveau_dp_detect(struct drm_encoder *);
1051bool nouveau_dp_link_train(struct drm_encoder *);
1052
1053/* nv04_fb.c */
1054extern int  nv04_fb_init(struct drm_device *);
1055extern void nv04_fb_takedown(struct drm_device *);
1056
1057/* nv10_fb.c */
1058extern int  nv10_fb_init(struct drm_device *);
1059extern void nv10_fb_takedown(struct drm_device *);
1060extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1061				     uint32_t addr, uint32_t size,
1062				     uint32_t pitch, uint32_t flags);
1063extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1064extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1065
1066/* nv30_fb.c */
1067extern int  nv30_fb_init(struct drm_device *);
1068extern void nv30_fb_takedown(struct drm_device *);
1069extern void nv30_fb_init_tile_region(struct drm_device *dev, int i,
1070				     uint32_t addr, uint32_t size,
1071				     uint32_t pitch, uint32_t flags);
1072extern void nv30_fb_free_tile_region(struct drm_device *dev, int i);
1073
1074/* nv40_fb.c */
1075extern int  nv40_fb_init(struct drm_device *);
1076extern void nv40_fb_takedown(struct drm_device *);
1077extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1078
1079/* nv50_fb.c */
1080extern int  nv50_fb_init(struct drm_device *);
1081extern void nv50_fb_takedown(struct drm_device *);
1082extern void nv50_fb_vm_trap(struct drm_device *, int display);
1083
1084/* nvc0_fb.c */
1085extern int  nvc0_fb_init(struct drm_device *);
1086extern void nvc0_fb_takedown(struct drm_device *);
1087
1088/* nv04_fifo.c */
1089extern int  nv04_fifo_init(struct drm_device *);
1090extern void nv04_fifo_fini(struct drm_device *);
1091extern void nv04_fifo_disable(struct drm_device *);
1092extern void nv04_fifo_enable(struct drm_device *);
1093extern bool nv04_fifo_reassign(struct drm_device *, bool);
1094extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1095extern int  nv04_fifo_channel_id(struct drm_device *);
1096extern int  nv04_fifo_create_context(struct nouveau_channel *);
1097extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1098extern int  nv04_fifo_load_context(struct nouveau_channel *);
1099extern int  nv04_fifo_unload_context(struct drm_device *);
1100extern void nv04_fifo_isr(struct drm_device *);
1101
1102/* nv10_fifo.c */
1103extern int  nv10_fifo_init(struct drm_device *);
1104extern int  nv10_fifo_channel_id(struct drm_device *);
1105extern int  nv10_fifo_create_context(struct nouveau_channel *);
1106extern int  nv10_fifo_load_context(struct nouveau_channel *);
1107extern int  nv10_fifo_unload_context(struct drm_device *);
1108
1109/* nv40_fifo.c */
1110extern int  nv40_fifo_init(struct drm_device *);
1111extern int  nv40_fifo_create_context(struct nouveau_channel *);
1112extern int  nv40_fifo_load_context(struct nouveau_channel *);
1113extern int  nv40_fifo_unload_context(struct drm_device *);
1114
1115/* nv50_fifo.c */
1116extern int  nv50_fifo_init(struct drm_device *);
1117extern void nv50_fifo_takedown(struct drm_device *);
1118extern int  nv50_fifo_channel_id(struct drm_device *);
1119extern int  nv50_fifo_create_context(struct nouveau_channel *);
1120extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1121extern int  nv50_fifo_load_context(struct nouveau_channel *);
1122extern int  nv50_fifo_unload_context(struct drm_device *);
1123extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1124
1125/* nvc0_fifo.c */
1126extern int  nvc0_fifo_init(struct drm_device *);
1127extern void nvc0_fifo_takedown(struct drm_device *);
1128extern void nvc0_fifo_disable(struct drm_device *);
1129extern void nvc0_fifo_enable(struct drm_device *);
1130extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1131extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1132extern int  nvc0_fifo_channel_id(struct drm_device *);
1133extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1134extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1135extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1136extern int  nvc0_fifo_unload_context(struct drm_device *);
1137
1138/* nv04_graph.c */
1139extern int  nv04_graph_create(struct drm_device *);
1140extern void nv04_graph_fifo_access(struct drm_device *, bool);
1141extern int  nv04_graph_object_new(struct nouveau_channel *, int, u32, u16);
1142extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1143				      u32 class, u32 mthd, u32 data);
1144extern struct nouveau_bitfield nv04_graph_nsource[];
1145
1146/* nv10_graph.c */
1147extern int  nv10_graph_create(struct drm_device *);
1148extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1149extern struct nouveau_bitfield nv10_graph_intr[];
1150extern struct nouveau_bitfield nv10_graph_nstatus[];
1151
1152/* nv20_graph.c */
1153extern int  nv20_graph_create(struct drm_device *);
1154
1155/* nv40_graph.c */
1156extern int  nv40_graph_create(struct drm_device *);
1157extern void nv40_grctx_init(struct nouveau_grctx *);
1158
1159/* nv50_graph.c */
1160extern int  nv50_graph_create(struct drm_device *);
1161extern int  nv50_grctx_init(struct nouveau_grctx *);
1162extern struct nouveau_enum nv50_data_error_names[];
1163extern int  nv50_graph_isr_chid(struct drm_device *dev, u64 inst);
1164
1165/* nvc0_graph.c */
1166extern int  nvc0_graph_create(struct drm_device *);
1167extern int  nvc0_graph_isr_chid(struct drm_device *dev, u64 inst);
1168
1169/* nv84_crypt.c */
1170extern int  nv84_crypt_create(struct drm_device *);
1171
1172/* nva3_copy.c */
1173extern int  nva3_copy_create(struct drm_device *dev);
1174
1175/* nvc0_copy.c */
1176extern int  nvc0_copy_create(struct drm_device *dev, int engine);
1177
1178/* nv40_mpeg.c */
1179extern int  nv40_mpeg_create(struct drm_device *dev);
1180
1181/* nv50_mpeg.c */
1182extern int  nv50_mpeg_create(struct drm_device *dev);
1183
1184/* nv04_instmem.c */
1185extern int  nv04_instmem_init(struct drm_device *);
1186extern void nv04_instmem_takedown(struct drm_device *);
1187extern int  nv04_instmem_suspend(struct drm_device *);
1188extern void nv04_instmem_resume(struct drm_device *);
1189extern int  nv04_instmem_get(struct nouveau_gpuobj *, struct nouveau_channel *,
1190			     u32 size, u32 align);
1191extern void nv04_instmem_put(struct nouveau_gpuobj *);
1192extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1193extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1194extern void nv04_instmem_flush(struct drm_device *);
1195
1196/* nv50_instmem.c */
1197extern int  nv50_instmem_init(struct drm_device *);
1198extern void nv50_instmem_takedown(struct drm_device *);
1199extern int  nv50_instmem_suspend(struct drm_device *);
1200extern void nv50_instmem_resume(struct drm_device *);
1201extern int  nv50_instmem_get(struct nouveau_gpuobj *, struct nouveau_channel *,
1202			     u32 size, u32 align);
1203extern void nv50_instmem_put(struct nouveau_gpuobj *);
1204extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1205extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1206extern void nv50_instmem_flush(struct drm_device *);
1207extern void nv84_instmem_flush(struct drm_device *);
1208
1209/* nvc0_instmem.c */
1210extern int  nvc0_instmem_init(struct drm_device *);
1211extern void nvc0_instmem_takedown(struct drm_device *);
1212extern int  nvc0_instmem_suspend(struct drm_device *);
1213extern void nvc0_instmem_resume(struct drm_device *);
1214
1215/* nv04_mc.c */
1216extern int  nv04_mc_init(struct drm_device *);
1217extern void nv04_mc_takedown(struct drm_device *);
1218
1219/* nv40_mc.c */
1220extern int  nv40_mc_init(struct drm_device *);
1221extern void nv40_mc_takedown(struct drm_device *);
1222
1223/* nv50_mc.c */
1224extern int  nv50_mc_init(struct drm_device *);
1225extern void nv50_mc_takedown(struct drm_device *);
1226
1227/* nv04_timer.c */
1228extern int  nv04_timer_init(struct drm_device *);
1229extern uint64_t nv04_timer_read(struct drm_device *);
1230extern void nv04_timer_takedown(struct drm_device *);
1231
1232extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1233				 unsigned long arg);
1234
1235/* nv04_dac.c */
1236extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1237extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1238extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1239extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1240extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1241
1242/* nv04_dfp.c */
1243extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1244extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1245extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1246			       int head, bool dl);
1247extern void nv04_dfp_disable(struct drm_device *dev, int head);
1248extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1249
1250/* nv04_tv.c */
1251extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1252extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1253
1254/* nv17_tv.c */
1255extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1256
1257/* nv04_display.c */
1258extern int nv04_display_early_init(struct drm_device *);
1259extern void nv04_display_late_takedown(struct drm_device *);
1260extern int nv04_display_create(struct drm_device *);
1261extern int nv04_display_init(struct drm_device *);
1262extern void nv04_display_destroy(struct drm_device *);
1263
1264/* nv04_crtc.c */
1265extern int nv04_crtc_create(struct drm_device *, int index);
1266
1267/* nouveau_bo.c */
1268extern struct ttm_bo_driver nouveau_bo_driver;
1269extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1270			  int size, int align, uint32_t flags,
1271			  uint32_t tile_mode, uint32_t tile_flags,
1272			  struct nouveau_bo **);
1273extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1274extern int nouveau_bo_unpin(struct nouveau_bo *);
1275extern int nouveau_bo_map(struct nouveau_bo *);
1276extern void nouveau_bo_unmap(struct nouveau_bo *);
1277extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1278				     uint32_t busy);
1279extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1280extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1281extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1282extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1283extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1284extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1285			       bool no_wait_reserve, bool no_wait_gpu);
1286
1287extern struct nouveau_vma *
1288nouveau_bo_vma_find(struct nouveau_bo *, struct nouveau_vm *);
1289extern int  nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *,
1290			       struct nouveau_vma *);
1291extern void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *);
1292
1293/* nouveau_fence.c */
1294struct nouveau_fence;
1295extern int nouveau_fence_init(struct drm_device *);
1296extern void nouveau_fence_fini(struct drm_device *);
1297extern int nouveau_fence_channel_init(struct nouveau_channel *);
1298extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1299extern void nouveau_fence_update(struct nouveau_channel *);
1300extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1301			     bool emit);
1302extern int nouveau_fence_emit(struct nouveau_fence *);
1303extern void nouveau_fence_work(struct nouveau_fence *fence,
1304			       void (*work)(void *priv, bool signalled),
1305			       void *priv);
1306struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1307
1308extern bool __nouveau_fence_signalled(void *obj, void *arg);
1309extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1310extern int __nouveau_fence_flush(void *obj, void *arg);
1311extern void __nouveau_fence_unref(void **obj);
1312extern void *__nouveau_fence_ref(void *obj);
1313
1314static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1315{
1316	return __nouveau_fence_signalled(obj, NULL);
1317}
1318static inline int
1319nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1320{
1321	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1322}
1323extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1324static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1325{
1326	return __nouveau_fence_flush(obj, NULL);
1327}
1328static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1329{
1330	__nouveau_fence_unref((void **)obj);
1331}
1332static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1333{
1334	return __nouveau_fence_ref(obj);
1335}
1336
1337/* nouveau_gem.c */
1338extern int nouveau_gem_new(struct drm_device *, int size, int align,
1339			   uint32_t domain, uint32_t tile_mode,
1340			   uint32_t tile_flags, struct nouveau_bo **);
1341extern int nouveau_gem_object_new(struct drm_gem_object *);
1342extern void nouveau_gem_object_del(struct drm_gem_object *);
1343extern int nouveau_gem_object_open(struct drm_gem_object *, struct drm_file *);
1344extern void nouveau_gem_object_close(struct drm_gem_object *,
1345				     struct drm_file *);
1346extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1347				 struct drm_file *);
1348extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1349				     struct drm_file *);
1350extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1351				      struct drm_file *);
1352extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1353				      struct drm_file *);
1354extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1355				  struct drm_file *);
1356
1357/* nouveau_display.c */
1358int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1359void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1360int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1361			   struct drm_pending_vblank_event *event);
1362int nouveau_finish_page_flip(struct nouveau_channel *,
1363			     struct nouveau_page_flip_state *);
1364
1365/* nv10_gpio.c */
1366int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1367int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1368
1369/* nv50_gpio.c */
1370int nv50_gpio_init(struct drm_device *dev);
1371void nv50_gpio_fini(struct drm_device *dev);
1372int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1373int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1374int  nv50_gpio_irq_register(struct drm_device *, enum dcb_gpio_tag,
1375			    void (*)(void *, int), void *);
1376void nv50_gpio_irq_unregister(struct drm_device *, enum dcb_gpio_tag,
1377			      void (*)(void *, int), void *);
1378bool nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1379
1380/* nv50_calc. */
1381int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1382		  int *N1, int *M1, int *N2, int *M2, int *P);
1383int nva3_calc_pll(struct drm_device *, struct pll_lims *,
1384		  int clk, int *N, int *fN, int *M, int *P);
1385
1386#ifndef ioread32_native
1387#ifdef __BIG_ENDIAN
1388#define ioread16_native ioread16be
1389#define iowrite16_native iowrite16be
1390#define ioread32_native  ioread32be
1391#define iowrite32_native iowrite32be
1392#else /* def __BIG_ENDIAN */
1393#define ioread16_native ioread16
1394#define iowrite16_native iowrite16
1395#define ioread32_native  ioread32
1396#define iowrite32_native iowrite32
1397#endif /* def __BIG_ENDIAN else */
1398#endif /* !ioread32_native */
1399
1400/* channel control reg access */
1401static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1402{
1403	return ioread32_native(chan->user + reg);
1404}
1405
1406static inline void nvchan_wr32(struct nouveau_channel *chan,
1407							unsigned reg, u32 val)
1408{
1409	iowrite32_native(val, chan->user + reg);
1410}
1411
1412/* register access */
1413static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1414{
1415	struct drm_nouveau_private *dev_priv = dev->dev_private;
1416	return ioread32_native(dev_priv->mmio + reg);
1417}
1418
1419static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1420{
1421	struct drm_nouveau_private *dev_priv = dev->dev_private;
1422	iowrite32_native(val, dev_priv->mmio + reg);
1423}
1424
1425static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1426{
1427	u32 tmp = nv_rd32(dev, reg);
1428	nv_wr32(dev, reg, (tmp & ~mask) | val);
1429	return tmp;
1430}
1431
1432static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1433{
1434	struct drm_nouveau_private *dev_priv = dev->dev_private;
1435	return ioread8(dev_priv->mmio + reg);
1436}
1437
1438static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1439{
1440	struct drm_nouveau_private *dev_priv = dev->dev_private;
1441	iowrite8(val, dev_priv->mmio + reg);
1442}
1443
1444#define nv_wait(dev, reg, mask, val) \
1445	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1446#define nv_wait_ne(dev, reg, mask, val) \
1447	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1448
1449/* PRAMIN access */
1450static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1451{
1452	struct drm_nouveau_private *dev_priv = dev->dev_private;
1453	return ioread32_native(dev_priv->ramin + offset);
1454}
1455
1456static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1457{
1458	struct drm_nouveau_private *dev_priv = dev->dev_private;
1459	iowrite32_native(val, dev_priv->ramin + offset);
1460}
1461
1462/* object access */
1463extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1464extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1465
1466/*
1467 * Logging
1468 * Argument d is (struct drm_device *).
1469 */
1470#define NV_PRINTK(level, d, fmt, arg...) \
1471	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1472					pci_name(d->pdev), ##arg)
1473#ifndef NV_DEBUG_NOTRACE
1474#define NV_DEBUG(d, fmt, arg...) do {                                          \
1475	if (drm_debug & DRM_UT_DRIVER) {                                       \
1476		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1477			  __LINE__, ##arg);                                    \
1478	}                                                                      \
1479} while (0)
1480#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1481	if (drm_debug & DRM_UT_KMS) {                                          \
1482		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1483			  __LINE__, ##arg);                                    \
1484	}                                                                      \
1485} while (0)
1486#else
1487#define NV_DEBUG(d, fmt, arg...) do {                                          \
1488	if (drm_debug & DRM_UT_DRIVER)                                         \
1489		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1490} while (0)
1491#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1492	if (drm_debug & DRM_UT_KMS)                                            \
1493		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1494} while (0)
1495#endif
1496#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1497#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1498#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1499#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1500#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1501
1502/* nouveau_reg_debug bitmask */
1503enum {
1504	NOUVEAU_REG_DEBUG_MC             = 0x1,
1505	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1506	NOUVEAU_REG_DEBUG_FB             = 0x4,
1507	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1508	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1509	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1510	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1511	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1512	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1513	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1514};
1515
1516#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1517	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1518		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1519} while (0)
1520
1521static inline bool
1522nv_two_heads(struct drm_device *dev)
1523{
1524	struct drm_nouveau_private *dev_priv = dev->dev_private;
1525	const int impl = dev->pci_device & 0x0ff0;
1526
1527	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1528	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1529		return true;
1530
1531	return false;
1532}
1533
1534static inline bool
1535nv_gf4_disp_arch(struct drm_device *dev)
1536{
1537	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1538}
1539
1540static inline bool
1541nv_two_reg_pll(struct drm_device *dev)
1542{
1543	struct drm_nouveau_private *dev_priv = dev->dev_private;
1544	const int impl = dev->pci_device & 0x0ff0;
1545
1546	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1547		return true;
1548	return false;
1549}
1550
1551static inline bool
1552nv_match_device(struct drm_device *dev, unsigned device,
1553		unsigned sub_vendor, unsigned sub_device)
1554{
1555	return dev->pdev->device == device &&
1556		dev->pdev->subsystem_vendor == sub_vendor &&
1557		dev->pdev->subsystem_device == sub_device;
1558}
1559
1560static inline void *
1561nv_engine(struct drm_device *dev, int engine)
1562{
1563	struct drm_nouveau_private *dev_priv = dev->dev_private;
1564	return (void *)dev_priv->eng[engine];
1565}
1566
1567/* returns 1 if device is one of the nv4x using the 0x4497 object class,
1568 * helpful to determine a number of other hardware features
1569 */
1570static inline int
1571nv44_graph_class(struct drm_device *dev)
1572{
1573	struct drm_nouveau_private *dev_priv = dev->dev_private;
1574
1575	if ((dev_priv->chipset & 0xf0) == 0x60)
1576		return 1;
1577
1578	return !(0x0baf & (1 << (dev_priv->chipset & 0x0f)));
1579}
1580
1581/* memory type/access flags, do not match hardware values */
1582#define NV_MEM_ACCESS_RO  1
1583#define NV_MEM_ACCESS_WO  2
1584#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1585#define NV_MEM_ACCESS_SYS 4
1586#define NV_MEM_ACCESS_VM  8
1587
1588#define NV_MEM_TARGET_VRAM        0
1589#define NV_MEM_TARGET_PCI         1
1590#define NV_MEM_TARGET_PCI_NOSNOOP 2
1591#define NV_MEM_TARGET_VM          3
1592#define NV_MEM_TARGET_GART        4
1593
1594#define NV_MEM_TYPE_VM 0x7f
1595#define NV_MEM_COMP_VM 0x03
1596
1597/* NV_SW object class */
1598#define NV_SW                                                        0x0000506e
1599#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1600#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1601#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1602#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1603#define NV_SW_YIELD                                                  0x00000080
1604#define NV_SW_DMA_VBLSEM                                             0x0000018c
1605#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1606#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1607#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1608#define NV_SW_PAGE_FLIP                                              0x00000500
1609
1610#endif /* __NOUVEAU_DRV_H__ */
1611