nouveau_drv.h revision 4976986bd4f51368890f57b964176ec532972543
1/*
2 * Copyright 2005 Stephane Marchesin.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __NOUVEAU_DRV_H__
26#define __NOUVEAU_DRV_H__
27
28#define DRIVER_AUTHOR		"Stephane Marchesin"
29#define DRIVER_EMAIL		"dri-devel@lists.sourceforge.net"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20090420"
34
35#define DRIVER_MAJOR		0
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	16
38
39#define NOUVEAU_FAMILY   0x0000FFFF
40#define NOUVEAU_FLAGS    0xFFFF0000
41
42#include "ttm/ttm_bo_api.h"
43#include "ttm/ttm_bo_driver.h"
44#include "ttm/ttm_placement.h"
45#include "ttm/ttm_memory.h"
46#include "ttm/ttm_module.h"
47
48struct nouveau_fpriv {
49	struct ttm_object_file *tfile;
50};
51
52#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
53
54#include "nouveau_drm.h"
55#include "nouveau_reg.h"
56#include "nouveau_bios.h"
57#include "nouveau_util.h"
58
59struct nouveau_grctx;
60struct nouveau_mem;
61#include "nouveau_vm.h"
62
63#define MAX_NUM_DCB_ENTRIES 16
64
65#define NOUVEAU_MAX_CHANNEL_NR 128
66#define NOUVEAU_MAX_TILE_NR 15
67
68struct nouveau_mem {
69	struct drm_device *dev;
70
71	struct nouveau_vma bar_vma;
72	struct nouveau_vma tmp_vma;
73	u8  page_shift;
74
75	struct drm_mm_node *tag;
76	struct list_head regions;
77	dma_addr_t *pages;
78	u32 memtype;
79	u64 offset;
80	u64 size;
81};
82
83struct nouveau_tile_reg {
84	bool used;
85	uint32_t addr;
86	uint32_t limit;
87	uint32_t pitch;
88	uint32_t zcomp;
89	struct drm_mm_node *tag_mem;
90	struct nouveau_fence *fence;
91};
92
93struct nouveau_bo {
94	struct ttm_buffer_object bo;
95	struct ttm_placement placement;
96	u32 valid_domains;
97	u32 placements[3];
98	u32 busy_placements[3];
99	struct ttm_bo_kmap_obj kmap;
100	struct list_head head;
101
102	/* protected by ttm_bo_reserve() */
103	struct drm_file *reserved_by;
104	struct list_head entry;
105	int pbbo_index;
106	bool validate_mapped;
107
108	struct nouveau_channel *channel;
109
110	struct nouveau_vma vma;
111
112	uint32_t tile_mode;
113	uint32_t tile_flags;
114	struct nouveau_tile_reg *tile;
115
116	struct drm_gem_object *gem;
117	int pin_refcnt;
118};
119
120#define nouveau_bo_tile_layout(nvbo)				\
121	((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)
122
123static inline struct nouveau_bo *
124nouveau_bo(struct ttm_buffer_object *bo)
125{
126	return container_of(bo, struct nouveau_bo, bo);
127}
128
129static inline struct nouveau_bo *
130nouveau_gem_object(struct drm_gem_object *gem)
131{
132	return gem ? gem->driver_private : NULL;
133}
134
135/* TODO: submit equivalent to TTM generic API upstream? */
136static inline void __iomem *
137nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
138{
139	bool is_iomem;
140	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
141						&nvbo->kmap, &is_iomem);
142	WARN_ON_ONCE(ioptr && !is_iomem);
143	return ioptr;
144}
145
146enum nouveau_flags {
147	NV_NFORCE   = 0x10000000,
148	NV_NFORCE2  = 0x20000000
149};
150
151#define NVOBJ_ENGINE_SW		0
152#define NVOBJ_ENGINE_GR		1
153#define NVOBJ_ENGINE_CRYPT	2
154#define NVOBJ_ENGINE_DISPLAY	15
155#define NVOBJ_ENGINE_NR		16
156
157#define NVOBJ_FLAG_DONT_MAP             (1 << 0)
158#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
159#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
160#define NVOBJ_FLAG_VM			(1 << 3)
161#define NVOBJ_FLAG_VM_USER		(1 << 4)
162
163#define NVOBJ_CINST_GLOBAL	0xdeadbeef
164
165struct nouveau_gpuobj {
166	struct drm_device *dev;
167	struct kref refcount;
168	struct list_head list;
169
170	void *node;
171	u32 *suspend;
172
173	uint32_t flags;
174
175	u32 size;
176	u32 pinst;
177	u32 cinst;
178	u64 vinst;
179
180	uint32_t engine;
181	uint32_t class;
182
183	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
184	void *priv;
185};
186
187struct nouveau_page_flip_state {
188	struct list_head head;
189	struct drm_pending_vblank_event *event;
190	int crtc, bpp, pitch, x, y;
191	uint64_t offset;
192};
193
194enum nouveau_channel_mutex_class {
195	NOUVEAU_UCHANNEL_MUTEX,
196	NOUVEAU_KCHANNEL_MUTEX
197};
198
199struct nouveau_channel {
200	struct drm_device *dev;
201	int id;
202
203	/* references to the channel data structure */
204	struct kref ref;
205	/* users of the hardware channel resources, the hardware
206	 * context will be kicked off when it reaches zero. */
207	atomic_t users;
208	struct mutex mutex;
209
210	/* owner of this fifo */
211	struct drm_file *file_priv;
212	/* mapping of the fifo itself */
213	struct drm_local_map *map;
214
215	/* mapping of the regs controlling the fifo */
216	void __iomem *user;
217	uint32_t user_get;
218	uint32_t user_put;
219
220	/* Fencing */
221	struct {
222		/* lock protects the pending list only */
223		spinlock_t lock;
224		struct list_head pending;
225		uint32_t sequence;
226		uint32_t sequence_ack;
227		atomic_t last_sequence_irq;
228	} fence;
229
230	/* DMA push buffer */
231	struct nouveau_gpuobj *pushbuf;
232	struct nouveau_bo     *pushbuf_bo;
233	uint32_t               pushbuf_base;
234
235	/* Notifier memory */
236	struct nouveau_bo *notifier_bo;
237	struct drm_mm notifier_heap;
238
239	/* PFIFO context */
240	struct nouveau_gpuobj *ramfc;
241	struct nouveau_gpuobj *cache;
242	void *fifo_priv;
243
244	/* PGRAPH context */
245	/* XXX may be merge 2 pointers as private data ??? */
246	struct nouveau_gpuobj *ramin_grctx;
247	void *pgraph_ctx;
248	void *engctx[NVOBJ_ENGINE_NR];
249
250	/* NV50 VM */
251	struct nouveau_vm     *vm;
252	struct nouveau_gpuobj *vm_pd;
253
254	/* Objects */
255	struct nouveau_gpuobj *ramin; /* Private instmem */
256	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
257	struct nouveau_ramht  *ramht; /* Hash table */
258
259	/* GPU object info for stuff used in-kernel (mm_enabled) */
260	uint32_t m2mf_ntfy;
261	uint32_t vram_handle;
262	uint32_t gart_handle;
263	bool accel_done;
264
265	/* Push buffer state (only for drm's channel on !mm_enabled) */
266	struct {
267		int max;
268		int free;
269		int cur;
270		int put;
271		/* access via pushbuf_bo */
272
273		int ib_base;
274		int ib_max;
275		int ib_free;
276		int ib_put;
277	} dma;
278
279	uint32_t sw_subchannel[8];
280
281	struct {
282		struct nouveau_gpuobj *vblsem;
283		uint32_t vblsem_head;
284		uint32_t vblsem_offset;
285		uint32_t vblsem_rval;
286		struct list_head vbl_wait;
287		struct list_head flip;
288	} nvsw;
289
290	struct {
291		bool active;
292		char name[32];
293		struct drm_info_list info;
294	} debugfs;
295};
296
297struct nouveau_exec_engine {
298	void (*destroy)(struct drm_device *, int engine);
299	int  (*init)(struct drm_device *, int engine);
300	int  (*fini)(struct drm_device *, int engine);
301	int  (*context_new)(struct nouveau_channel *, int engine);
302	void (*context_del)(struct nouveau_channel *, int engine);
303	int  (*object_new)(struct nouveau_channel *, int engine,
304			   u32 handle, u16 class);
305	void (*tlb_flush)(struct drm_device *, int engine);
306};
307
308struct nouveau_instmem_engine {
309	void	*priv;
310
311	int	(*init)(struct drm_device *dev);
312	void	(*takedown)(struct drm_device *dev);
313	int	(*suspend)(struct drm_device *dev);
314	void	(*resume)(struct drm_device *dev);
315
316	int	(*get)(struct nouveau_gpuobj *, u32 size, u32 align);
317	void	(*put)(struct nouveau_gpuobj *);
318	int	(*map)(struct nouveau_gpuobj *);
319	void	(*unmap)(struct nouveau_gpuobj *);
320
321	void	(*flush)(struct drm_device *);
322};
323
324struct nouveau_mc_engine {
325	int  (*init)(struct drm_device *dev);
326	void (*takedown)(struct drm_device *dev);
327};
328
329struct nouveau_timer_engine {
330	int      (*init)(struct drm_device *dev);
331	void     (*takedown)(struct drm_device *dev);
332	uint64_t (*read)(struct drm_device *dev);
333};
334
335struct nouveau_fb_engine {
336	int num_tiles;
337	struct drm_mm tag_heap;
338	void *priv;
339
340	int  (*init)(struct drm_device *dev);
341	void (*takedown)(struct drm_device *dev);
342
343	void (*init_tile_region)(struct drm_device *dev, int i,
344				 uint32_t addr, uint32_t size,
345				 uint32_t pitch, uint32_t flags);
346	void (*set_tile_region)(struct drm_device *dev, int i);
347	void (*free_tile_region)(struct drm_device *dev, int i);
348};
349
350struct nouveau_fifo_engine {
351	void *priv;
352	int  channels;
353
354	struct nouveau_gpuobj *playlist[2];
355	int cur_playlist;
356
357	int  (*init)(struct drm_device *);
358	void (*takedown)(struct drm_device *);
359
360	void (*disable)(struct drm_device *);
361	void (*enable)(struct drm_device *);
362	bool (*reassign)(struct drm_device *, bool enable);
363	bool (*cache_pull)(struct drm_device *dev, bool enable);
364
365	int  (*channel_id)(struct drm_device *);
366
367	int  (*create_context)(struct nouveau_channel *);
368	void (*destroy_context)(struct nouveau_channel *);
369	int  (*load_context)(struct nouveau_channel *);
370	int  (*unload_context)(struct drm_device *);
371	void (*tlb_flush)(struct drm_device *dev);
372};
373
374struct nouveau_pgraph_engine {
375	bool accel_blocked;
376	bool registered;
377	int grctx_size;
378	void *priv;
379
380	/* NV2x/NV3x context table (0x400780) */
381	struct nouveau_gpuobj *ctx_table;
382
383	int  (*init)(struct drm_device *);
384	void (*takedown)(struct drm_device *);
385
386	void (*fifo_access)(struct drm_device *, bool);
387
388	struct nouveau_channel *(*channel)(struct drm_device *);
389	int  (*create_context)(struct nouveau_channel *);
390	void (*destroy_context)(struct nouveau_channel *);
391	int  (*load_context)(struct nouveau_channel *);
392	int  (*unload_context)(struct drm_device *);
393	int  (*object_new)(struct nouveau_channel *chan, u32 handle, u16 class);
394	void (*tlb_flush)(struct drm_device *dev);
395
396	void (*set_tile_region)(struct drm_device *dev, int i);
397};
398
399struct nouveau_display_engine {
400	void *priv;
401	int (*early_init)(struct drm_device *);
402	void (*late_takedown)(struct drm_device *);
403	int (*create)(struct drm_device *);
404	int (*init)(struct drm_device *);
405	void (*destroy)(struct drm_device *);
406};
407
408struct nouveau_gpio_engine {
409	void *priv;
410
411	int  (*init)(struct drm_device *);
412	void (*takedown)(struct drm_device *);
413
414	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
415	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
416
417	int  (*irq_register)(struct drm_device *, enum dcb_gpio_tag,
418			     void (*)(void *, int), void *);
419	void (*irq_unregister)(struct drm_device *, enum dcb_gpio_tag,
420			       void (*)(void *, int), void *);
421	bool (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
422};
423
424struct nouveau_pm_voltage_level {
425	u8 voltage;
426	u8 vid;
427};
428
429struct nouveau_pm_voltage {
430	bool supported;
431	u8 vid_mask;
432
433	struct nouveau_pm_voltage_level *level;
434	int nr_level;
435};
436
437#define NOUVEAU_PM_MAX_LEVEL 8
438struct nouveau_pm_level {
439	struct device_attribute dev_attr;
440	char name[32];
441	int id;
442
443	u32 core;
444	u32 memory;
445	u32 shader;
446	u32 unk05;
447
448	u8 voltage;
449	u8 fanspeed;
450
451	u16 memscript;
452};
453
454struct nouveau_pm_temp_sensor_constants {
455	u16 offset_constant;
456	s16 offset_mult;
457	u16 offset_div;
458	u16 slope_mult;
459	u16 slope_div;
460};
461
462struct nouveau_pm_threshold_temp {
463	s16 critical;
464	s16 down_clock;
465	s16 fan_boost;
466};
467
468struct nouveau_pm_memtiming {
469	u32 reg_100220;
470	u32 reg_100224;
471	u32 reg_100228;
472	u32 reg_10022c;
473	u32 reg_100230;
474	u32 reg_100234;
475	u32 reg_100238;
476	u32 reg_10023c;
477	u32 reg_100240;
478};
479
480struct nouveau_pm_memtimings {
481	bool supported;
482	struct nouveau_pm_memtiming *timing;
483	int nr_timing;
484};
485
486struct nouveau_pm_engine {
487	struct nouveau_pm_voltage voltage;
488	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
489	int nr_perflvl;
490	struct nouveau_pm_memtimings memtimings;
491	struct nouveau_pm_temp_sensor_constants sensor_constants;
492	struct nouveau_pm_threshold_temp threshold_temp;
493
494	struct nouveau_pm_level boot;
495	struct nouveau_pm_level *cur;
496
497	struct device *hwmon;
498	struct notifier_block acpi_nb;
499
500	int (*clock_get)(struct drm_device *, u32 id);
501	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
502			   u32 id, int khz);
503	void (*clock_set)(struct drm_device *, void *);
504	int (*voltage_get)(struct drm_device *);
505	int (*voltage_set)(struct drm_device *, int voltage);
506	int (*fanspeed_get)(struct drm_device *);
507	int (*fanspeed_set)(struct drm_device *, int fanspeed);
508	int (*temp_get)(struct drm_device *);
509};
510
511struct nouveau_vram_engine {
512	int  (*init)(struct drm_device *);
513	int  (*get)(struct drm_device *, u64, u32 align, u32 size_nc,
514		    u32 type, struct nouveau_mem **);
515	void (*put)(struct drm_device *, struct nouveau_mem **);
516
517	bool (*flags_valid)(struct drm_device *, u32 tile_flags);
518};
519
520struct nouveau_engine {
521	struct nouveau_instmem_engine instmem;
522	struct nouveau_mc_engine      mc;
523	struct nouveau_timer_engine   timer;
524	struct nouveau_fb_engine      fb;
525	struct nouveau_pgraph_engine  graph;
526	struct nouveau_fifo_engine    fifo;
527	struct nouveau_display_engine display;
528	struct nouveau_gpio_engine    gpio;
529	struct nouveau_pm_engine      pm;
530	struct nouveau_vram_engine    vram;
531};
532
533struct nouveau_pll_vals {
534	union {
535		struct {
536#ifdef __BIG_ENDIAN
537			uint8_t N1, M1, N2, M2;
538#else
539			uint8_t M1, N1, M2, N2;
540#endif
541		};
542		struct {
543			uint16_t NM1, NM2;
544		} __attribute__((packed));
545	};
546	int log2P;
547
548	int refclk;
549};
550
551enum nv04_fp_display_regs {
552	FP_DISPLAY_END,
553	FP_TOTAL,
554	FP_CRTC,
555	FP_SYNC_START,
556	FP_SYNC_END,
557	FP_VALID_START,
558	FP_VALID_END
559};
560
561struct nv04_crtc_reg {
562	unsigned char MiscOutReg;
563	uint8_t CRTC[0xa0];
564	uint8_t CR58[0x10];
565	uint8_t Sequencer[5];
566	uint8_t Graphics[9];
567	uint8_t Attribute[21];
568	unsigned char DAC[768];
569
570	/* PCRTC regs */
571	uint32_t fb_start;
572	uint32_t crtc_cfg;
573	uint32_t cursor_cfg;
574	uint32_t gpio_ext;
575	uint32_t crtc_830;
576	uint32_t crtc_834;
577	uint32_t crtc_850;
578	uint32_t crtc_eng_ctrl;
579
580	/* PRAMDAC regs */
581	uint32_t nv10_cursync;
582	struct nouveau_pll_vals pllvals;
583	uint32_t ramdac_gen_ctrl;
584	uint32_t ramdac_630;
585	uint32_t ramdac_634;
586	uint32_t tv_setup;
587	uint32_t tv_vtotal;
588	uint32_t tv_vskew;
589	uint32_t tv_vsync_delay;
590	uint32_t tv_htotal;
591	uint32_t tv_hskew;
592	uint32_t tv_hsync_delay;
593	uint32_t tv_hsync_delay2;
594	uint32_t fp_horiz_regs[7];
595	uint32_t fp_vert_regs[7];
596	uint32_t dither;
597	uint32_t fp_control;
598	uint32_t dither_regs[6];
599	uint32_t fp_debug_0;
600	uint32_t fp_debug_1;
601	uint32_t fp_debug_2;
602	uint32_t fp_margin_color;
603	uint32_t ramdac_8c0;
604	uint32_t ramdac_a20;
605	uint32_t ramdac_a24;
606	uint32_t ramdac_a34;
607	uint32_t ctv_regs[38];
608};
609
610struct nv04_output_reg {
611	uint32_t output;
612	int head;
613};
614
615struct nv04_mode_state {
616	struct nv04_crtc_reg crtc_reg[2];
617	uint32_t pllsel;
618	uint32_t sel_clk;
619};
620
621enum nouveau_card_type {
622	NV_04      = 0x00,
623	NV_10      = 0x10,
624	NV_20      = 0x20,
625	NV_30      = 0x30,
626	NV_40      = 0x40,
627	NV_50      = 0x50,
628	NV_C0      = 0xc0,
629};
630
631struct drm_nouveau_private {
632	struct drm_device *dev;
633
634	/* the card type, takes NV_* as values */
635	enum nouveau_card_type card_type;
636	/* exact chipset, derived from NV_PMC_BOOT_0 */
637	int chipset;
638	int stepping;
639	int flags;
640
641	void __iomem *mmio;
642
643	spinlock_t ramin_lock;
644	void __iomem *ramin;
645	u32 ramin_size;
646	u32 ramin_base;
647	bool ramin_available;
648	struct drm_mm ramin_heap;
649	struct nouveau_exec_engine *eng[NVOBJ_ENGINE_NR];
650	struct list_head gpuobj_list;
651	struct list_head classes;
652
653	struct nouveau_bo *vga_ram;
654
655	/* interrupt handling */
656	void (*irq_handler[32])(struct drm_device *);
657	bool msi_enabled;
658
659	struct list_head vbl_waiting;
660
661	struct {
662		struct drm_global_reference mem_global_ref;
663		struct ttm_bo_global_ref bo_global_ref;
664		struct ttm_bo_device bdev;
665		atomic_t validate_sequence;
666	} ttm;
667
668	struct {
669		spinlock_t lock;
670		struct drm_mm heap;
671		struct nouveau_bo *bo;
672	} fence;
673
674	struct {
675		spinlock_t lock;
676		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
677	} channels;
678
679	struct nouveau_engine engine;
680	struct nouveau_channel *channel;
681
682	/* For PFIFO and PGRAPH. */
683	spinlock_t context_switch_lock;
684
685	/* VM/PRAMIN flush, legacy PRAMIN aperture */
686	spinlock_t vm_lock;
687
688	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
689	struct nouveau_ramht  *ramht;
690	struct nouveau_gpuobj *ramfc;
691	struct nouveau_gpuobj *ramro;
692
693	uint32_t ramin_rsvd_vram;
694
695	struct {
696		enum {
697			NOUVEAU_GART_NONE = 0,
698			NOUVEAU_GART_AGP,	/* AGP */
699			NOUVEAU_GART_PDMA,	/* paged dma object */
700			NOUVEAU_GART_HW		/* on-chip gart/vm */
701		} type;
702		uint64_t aper_base;
703		uint64_t aper_size;
704		uint64_t aper_free;
705
706		struct ttm_backend_func *func;
707
708		struct {
709			struct page *page;
710			dma_addr_t   addr;
711		} dummy;
712
713		struct nouveau_gpuobj *sg_ctxdma;
714	} gart_info;
715
716	/* nv10-nv40 tiling regions */
717	struct {
718		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
719		spinlock_t lock;
720	} tile;
721
722	/* VRAM/fb configuration */
723	uint64_t vram_size;
724	uint64_t vram_sys_base;
725	u32 vram_rblock_size;
726
727	uint64_t fb_phys;
728	uint64_t fb_available_size;
729	uint64_t fb_mappable_pages;
730	uint64_t fb_aper_free;
731	int fb_mtrr;
732
733	/* BAR control (NV50-) */
734	struct nouveau_vm *bar1_vm;
735	struct nouveau_vm *bar3_vm;
736
737	/* G8x/G9x virtual address space */
738	struct nouveau_vm *chan_vm;
739
740	struct nvbios vbios;
741
742	struct nv04_mode_state mode_reg;
743	struct nv04_mode_state saved_reg;
744	uint32_t saved_vga_font[4][16384];
745	uint32_t crtc_owner;
746	uint32_t dac_users[4];
747
748	struct backlight_device *backlight;
749
750	struct {
751		struct dentry *channel_root;
752	} debugfs;
753
754	struct nouveau_fbdev *nfbdev;
755	struct apertures_struct *apertures;
756};
757
758static inline struct drm_nouveau_private *
759nouveau_private(struct drm_device *dev)
760{
761	return dev->dev_private;
762}
763
764static inline struct drm_nouveau_private *
765nouveau_bdev(struct ttm_bo_device *bd)
766{
767	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
768}
769
770static inline int
771nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
772{
773	struct nouveau_bo *prev;
774
775	if (!pnvbo)
776		return -EINVAL;
777	prev = *pnvbo;
778
779	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
780	if (prev) {
781		struct ttm_buffer_object *bo = &prev->bo;
782
783		ttm_bo_unref(&bo);
784	}
785
786	return 0;
787}
788
789/* nouveau_drv.c */
790extern int nouveau_agpmode;
791extern int nouveau_duallink;
792extern int nouveau_uscript_lvds;
793extern int nouveau_uscript_tmds;
794extern int nouveau_vram_pushbuf;
795extern int nouveau_vram_notify;
796extern int nouveau_fbpercrtc;
797extern int nouveau_tv_disable;
798extern char *nouveau_tv_norm;
799extern int nouveau_reg_debug;
800extern char *nouveau_vbios;
801extern int nouveau_ignorelid;
802extern int nouveau_nofbaccel;
803extern int nouveau_noaccel;
804extern int nouveau_force_post;
805extern int nouveau_override_conntype;
806extern char *nouveau_perflvl;
807extern int nouveau_perflvl_wr;
808extern int nouveau_msi;
809
810extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
811extern int nouveau_pci_resume(struct pci_dev *pdev);
812
813/* nouveau_state.c */
814extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
815extern int  nouveau_load(struct drm_device *, unsigned long flags);
816extern int  nouveau_firstopen(struct drm_device *);
817extern void nouveau_lastclose(struct drm_device *);
818extern int  nouveau_unload(struct drm_device *);
819extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
820				   struct drm_file *);
821extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
822				   struct drm_file *);
823extern bool nouveau_wait_eq(struct drm_device *, uint64_t timeout,
824			    uint32_t reg, uint32_t mask, uint32_t val);
825extern bool nouveau_wait_ne(struct drm_device *, uint64_t timeout,
826			    uint32_t reg, uint32_t mask, uint32_t val);
827extern bool nouveau_wait_for_idle(struct drm_device *);
828extern int  nouveau_card_init(struct drm_device *);
829
830/* nouveau_mem.c */
831extern int  nouveau_mem_vram_init(struct drm_device *);
832extern void nouveau_mem_vram_fini(struct drm_device *);
833extern int  nouveau_mem_gart_init(struct drm_device *);
834extern void nouveau_mem_gart_fini(struct drm_device *);
835extern int  nouveau_mem_init_agp(struct drm_device *);
836extern int  nouveau_mem_reset_agp(struct drm_device *);
837extern void nouveau_mem_close(struct drm_device *);
838extern int  nouveau_mem_detect(struct drm_device *);
839extern bool nouveau_mem_flags_valid(struct drm_device *, u32 tile_flags);
840extern struct nouveau_tile_reg *nv10_mem_set_tiling(
841	struct drm_device *dev, uint32_t addr, uint32_t size,
842	uint32_t pitch, uint32_t flags);
843extern void nv10_mem_put_tile_region(struct drm_device *dev,
844				     struct nouveau_tile_reg *tile,
845				     struct nouveau_fence *fence);
846extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
847extern const struct ttm_mem_type_manager_func nouveau_gart_manager;
848
849/* nouveau_notifier.c */
850extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
851extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
852extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
853				   int cout, uint32_t start, uint32_t end,
854				   uint32_t *offset);
855extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
856extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
857					 struct drm_file *);
858extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
859					struct drm_file *);
860
861/* nouveau_channel.c */
862extern struct drm_ioctl_desc nouveau_ioctls[];
863extern int nouveau_max_ioctl;
864extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
865extern int  nouveau_channel_alloc(struct drm_device *dev,
866				  struct nouveau_channel **chan,
867				  struct drm_file *file_priv,
868				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
869extern struct nouveau_channel *
870nouveau_channel_get_unlocked(struct nouveau_channel *);
871extern struct nouveau_channel *
872nouveau_channel_get(struct drm_device *, struct drm_file *, int id);
873extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
874extern void nouveau_channel_put(struct nouveau_channel **);
875extern void nouveau_channel_ref(struct nouveau_channel *chan,
876				struct nouveau_channel **pchan);
877extern void nouveau_channel_idle(struct nouveau_channel *chan);
878
879/* nouveau_object.c */
880#define NVOBJ_ENGINE_ADD(d, e, p) do {                                         \
881	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
882	dev_priv->eng[NVOBJ_ENGINE_##e] = (p);                                 \
883} while (0)
884
885#define NVOBJ_ENGINE_DEL(d, e) do {                                            \
886	struct drm_nouveau_private *dev_priv = (d)->dev_private;               \
887	dev_priv->eng[NVOBJ_ENGINE_##e] = NULL;                                \
888} while (0)
889
890#define NVOBJ_CLASS(d, c, e) do {                                              \
891	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
892	if (ret)                                                               \
893		return ret;                                                    \
894} while (0)
895
896#define NVOBJ_MTHD(d, c, m, e) do {                                            \
897	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
898	if (ret)                                                               \
899		return ret;                                                    \
900} while (0)
901
902extern int  nouveau_gpuobj_early_init(struct drm_device *);
903extern int  nouveau_gpuobj_init(struct drm_device *);
904extern void nouveau_gpuobj_takedown(struct drm_device *);
905extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
906extern void nouveau_gpuobj_resume(struct drm_device *dev);
907extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
908extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
909				    int (*exec)(struct nouveau_channel *,
910						u32 class, u32 mthd, u32 data));
911extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
912extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
913extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
914				       uint32_t vram_h, uint32_t tt_h);
915extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
916extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
917			      uint32_t size, int align, uint32_t flags,
918			      struct nouveau_gpuobj **);
919extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
920			       struct nouveau_gpuobj **);
921extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
922				   u32 size, u32 flags,
923				   struct nouveau_gpuobj **);
924extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
925				  uint64_t offset, uint64_t size, int access,
926				  int target, struct nouveau_gpuobj **);
927extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
928extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
929			       u64 size, int target, int access, u32 type,
930			       u32 comp, struct nouveau_gpuobj **pobj);
931extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
932				 int class, u64 base, u64 size, int target,
933				 int access, u32 type, u32 comp);
934extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
935				     struct drm_file *);
936extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
937				     struct drm_file *);
938
939/* nouveau_irq.c */
940extern int         nouveau_irq_init(struct drm_device *);
941extern void        nouveau_irq_fini(struct drm_device *);
942extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
943extern void        nouveau_irq_register(struct drm_device *, int status_bit,
944					void (*)(struct drm_device *));
945extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
946extern void        nouveau_irq_preinstall(struct drm_device *);
947extern int         nouveau_irq_postinstall(struct drm_device *);
948extern void        nouveau_irq_uninstall(struct drm_device *);
949
950/* nouveau_sgdma.c */
951extern int nouveau_sgdma_init(struct drm_device *);
952extern void nouveau_sgdma_takedown(struct drm_device *);
953extern uint32_t nouveau_sgdma_get_physical(struct drm_device *,
954					   uint32_t offset);
955extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
956
957/* nouveau_debugfs.c */
958#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
959extern int  nouveau_debugfs_init(struct drm_minor *);
960extern void nouveau_debugfs_takedown(struct drm_minor *);
961extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
962extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
963#else
964static inline int
965nouveau_debugfs_init(struct drm_minor *minor)
966{
967	return 0;
968}
969
970static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
971{
972}
973
974static inline int
975nouveau_debugfs_channel_init(struct nouveau_channel *chan)
976{
977	return 0;
978}
979
980static inline void
981nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
982{
983}
984#endif
985
986/* nouveau_dma.c */
987extern void nouveau_dma_pre_init(struct nouveau_channel *);
988extern int  nouveau_dma_init(struct nouveau_channel *);
989extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
990
991/* nouveau_acpi.c */
992#define ROM_BIOS_PAGE 4096
993#if defined(CONFIG_ACPI)
994void nouveau_register_dsm_handler(void);
995void nouveau_unregister_dsm_handler(void);
996int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
997bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
998int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
999#else
1000static inline void nouveau_register_dsm_handler(void) {}
1001static inline void nouveau_unregister_dsm_handler(void) {}
1002static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
1003static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
1004static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
1005#endif
1006
1007/* nouveau_backlight.c */
1008#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
1009extern int nouveau_backlight_init(struct drm_connector *);
1010extern void nouveau_backlight_exit(struct drm_connector *);
1011#else
1012static inline int nouveau_backlight_init(struct drm_connector *dev)
1013{
1014	return 0;
1015}
1016
1017static inline void nouveau_backlight_exit(struct drm_connector *dev) { }
1018#endif
1019
1020/* nouveau_bios.c */
1021extern int nouveau_bios_init(struct drm_device *);
1022extern void nouveau_bios_takedown(struct drm_device *dev);
1023extern int nouveau_run_vbios_init(struct drm_device *);
1024extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1025					struct dcb_entry *);
1026extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
1027						      enum dcb_gpio_tag);
1028extern struct dcb_connector_table_entry *
1029nouveau_bios_connector_entry(struct drm_device *, int index);
1030extern u32 get_pll_register(struct drm_device *, enum pll_types);
1031extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1032			  struct pll_lims *);
1033extern int nouveau_bios_run_display_table(struct drm_device *,
1034					  struct dcb_entry *,
1035					  uint32_t script, int pxclk);
1036extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
1037				   int *length);
1038extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1039extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1040extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1041					 bool *dl, bool *if_is_24bit);
1042extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1043			  int head, int pxclk);
1044extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1045			    enum LVDS_script, int pxclk);
1046
1047/* nouveau_ttm.c */
1048int nouveau_ttm_global_init(struct drm_nouveau_private *);
1049void nouveau_ttm_global_release(struct drm_nouveau_private *);
1050int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1051
1052/* nouveau_dp.c */
1053int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
1054		     uint8_t *data, int data_nr);
1055bool nouveau_dp_detect(struct drm_encoder *);
1056bool nouveau_dp_link_train(struct drm_encoder *);
1057
1058/* nv04_fb.c */
1059extern int  nv04_fb_init(struct drm_device *);
1060extern void nv04_fb_takedown(struct drm_device *);
1061
1062/* nv10_fb.c */
1063extern int  nv10_fb_init(struct drm_device *);
1064extern void nv10_fb_takedown(struct drm_device *);
1065extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1066				     uint32_t addr, uint32_t size,
1067				     uint32_t pitch, uint32_t flags);
1068extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1069extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1070
1071/* nv30_fb.c */
1072extern int  nv30_fb_init(struct drm_device *);
1073extern void nv30_fb_takedown(struct drm_device *);
1074extern void nv30_fb_init_tile_region(struct drm_device *dev, int i,
1075				     uint32_t addr, uint32_t size,
1076				     uint32_t pitch, uint32_t flags);
1077extern void nv30_fb_free_tile_region(struct drm_device *dev, int i);
1078
1079/* nv40_fb.c */
1080extern int  nv40_fb_init(struct drm_device *);
1081extern void nv40_fb_takedown(struct drm_device *);
1082extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1083
1084/* nv50_fb.c */
1085extern int  nv50_fb_init(struct drm_device *);
1086extern void nv50_fb_takedown(struct drm_device *);
1087extern void nv50_fb_vm_trap(struct drm_device *, int display);
1088
1089/* nvc0_fb.c */
1090extern int  nvc0_fb_init(struct drm_device *);
1091extern void nvc0_fb_takedown(struct drm_device *);
1092
1093/* nv04_fifo.c */
1094extern int  nv04_fifo_init(struct drm_device *);
1095extern void nv04_fifo_fini(struct drm_device *);
1096extern void nv04_fifo_disable(struct drm_device *);
1097extern void nv04_fifo_enable(struct drm_device *);
1098extern bool nv04_fifo_reassign(struct drm_device *, bool);
1099extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1100extern int  nv04_fifo_channel_id(struct drm_device *);
1101extern int  nv04_fifo_create_context(struct nouveau_channel *);
1102extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1103extern int  nv04_fifo_load_context(struct nouveau_channel *);
1104extern int  nv04_fifo_unload_context(struct drm_device *);
1105extern void nv04_fifo_isr(struct drm_device *);
1106
1107/* nv10_fifo.c */
1108extern int  nv10_fifo_init(struct drm_device *);
1109extern int  nv10_fifo_channel_id(struct drm_device *);
1110extern int  nv10_fifo_create_context(struct nouveau_channel *);
1111extern int  nv10_fifo_load_context(struct nouveau_channel *);
1112extern int  nv10_fifo_unload_context(struct drm_device *);
1113
1114/* nv40_fifo.c */
1115extern int  nv40_fifo_init(struct drm_device *);
1116extern int  nv40_fifo_create_context(struct nouveau_channel *);
1117extern int  nv40_fifo_load_context(struct nouveau_channel *);
1118extern int  nv40_fifo_unload_context(struct drm_device *);
1119
1120/* nv50_fifo.c */
1121extern int  nv50_fifo_init(struct drm_device *);
1122extern void nv50_fifo_takedown(struct drm_device *);
1123extern int  nv50_fifo_channel_id(struct drm_device *);
1124extern int  nv50_fifo_create_context(struct nouveau_channel *);
1125extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1126extern int  nv50_fifo_load_context(struct nouveau_channel *);
1127extern int  nv50_fifo_unload_context(struct drm_device *);
1128extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1129
1130/* nvc0_fifo.c */
1131extern int  nvc0_fifo_init(struct drm_device *);
1132extern void nvc0_fifo_takedown(struct drm_device *);
1133extern void nvc0_fifo_disable(struct drm_device *);
1134extern void nvc0_fifo_enable(struct drm_device *);
1135extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1136extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1137extern int  nvc0_fifo_channel_id(struct drm_device *);
1138extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1139extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1140extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1141extern int  nvc0_fifo_unload_context(struct drm_device *);
1142
1143/* nv04_graph.c */
1144extern int  nv04_graph_create(struct drm_device *);
1145extern void nv04_graph_fifo_access(struct drm_device *, bool);
1146extern int  nv04_graph_object_new(struct nouveau_channel *, int, u32, u16);
1147extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1148				      u32 class, u32 mthd, u32 data);
1149extern struct nouveau_bitfield nv04_graph_nsource[];
1150
1151/* nv10_graph.c */
1152extern int  nv10_graph_create(struct drm_device *);
1153extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1154extern void nv10_graph_set_tile_region(struct drm_device *dev, int i);
1155extern struct nouveau_bitfield nv10_graph_intr[];
1156extern struct nouveau_bitfield nv10_graph_nstatus[];
1157
1158/* nv20_graph.c */
1159extern int  nv20_graph_create(struct drm_device *);
1160extern void nv20_graph_set_tile_region(struct drm_device *dev, int i);
1161
1162/* nv40_graph.c */
1163extern int  nv40_graph_create(struct drm_device *);
1164extern void nv40_grctx_init(struct nouveau_grctx *);
1165extern void nv40_graph_set_tile_region(struct drm_device *dev, int i);
1166
1167/* nv50_graph.c */
1168extern int  nv50_graph_create(struct drm_device *);
1169extern int  nv50_grctx_init(struct nouveau_grctx *);
1170extern struct nouveau_enum nv50_data_error_names[];
1171
1172/* nvc0_graph.c */
1173extern int  nvc0_graph_create(struct drm_device *);
1174extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1175extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1176
1177/* nv84_crypt.c */
1178extern int  nv84_crypt_create(struct drm_device *);
1179
1180/* nv04_instmem.c */
1181extern int  nv04_instmem_init(struct drm_device *);
1182extern void nv04_instmem_takedown(struct drm_device *);
1183extern int  nv04_instmem_suspend(struct drm_device *);
1184extern void nv04_instmem_resume(struct drm_device *);
1185extern int  nv04_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1186extern void nv04_instmem_put(struct nouveau_gpuobj *);
1187extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1188extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1189extern void nv04_instmem_flush(struct drm_device *);
1190
1191/* nv50_instmem.c */
1192extern int  nv50_instmem_init(struct drm_device *);
1193extern void nv50_instmem_takedown(struct drm_device *);
1194extern int  nv50_instmem_suspend(struct drm_device *);
1195extern void nv50_instmem_resume(struct drm_device *);
1196extern int  nv50_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1197extern void nv50_instmem_put(struct nouveau_gpuobj *);
1198extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1199extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1200extern void nv50_instmem_flush(struct drm_device *);
1201extern void nv84_instmem_flush(struct drm_device *);
1202
1203/* nvc0_instmem.c */
1204extern int  nvc0_instmem_init(struct drm_device *);
1205extern void nvc0_instmem_takedown(struct drm_device *);
1206extern int  nvc0_instmem_suspend(struct drm_device *);
1207extern void nvc0_instmem_resume(struct drm_device *);
1208
1209/* nv04_mc.c */
1210extern int  nv04_mc_init(struct drm_device *);
1211extern void nv04_mc_takedown(struct drm_device *);
1212
1213/* nv40_mc.c */
1214extern int  nv40_mc_init(struct drm_device *);
1215extern void nv40_mc_takedown(struct drm_device *);
1216
1217/* nv50_mc.c */
1218extern int  nv50_mc_init(struct drm_device *);
1219extern void nv50_mc_takedown(struct drm_device *);
1220
1221/* nv04_timer.c */
1222extern int  nv04_timer_init(struct drm_device *);
1223extern uint64_t nv04_timer_read(struct drm_device *);
1224extern void nv04_timer_takedown(struct drm_device *);
1225
1226extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1227				 unsigned long arg);
1228
1229/* nv04_dac.c */
1230extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1231extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1232extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1233extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1234extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1235
1236/* nv04_dfp.c */
1237extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1238extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1239extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1240			       int head, bool dl);
1241extern void nv04_dfp_disable(struct drm_device *dev, int head);
1242extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1243
1244/* nv04_tv.c */
1245extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1246extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1247
1248/* nv17_tv.c */
1249extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1250
1251/* nv04_display.c */
1252extern int nv04_display_early_init(struct drm_device *);
1253extern void nv04_display_late_takedown(struct drm_device *);
1254extern int nv04_display_create(struct drm_device *);
1255extern int nv04_display_init(struct drm_device *);
1256extern void nv04_display_destroy(struct drm_device *);
1257
1258/* nv04_crtc.c */
1259extern int nv04_crtc_create(struct drm_device *, int index);
1260
1261/* nouveau_bo.c */
1262extern struct ttm_bo_driver nouveau_bo_driver;
1263extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1264			  int size, int align, uint32_t flags,
1265			  uint32_t tile_mode, uint32_t tile_flags,
1266			  struct nouveau_bo **);
1267extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1268extern int nouveau_bo_unpin(struct nouveau_bo *);
1269extern int nouveau_bo_map(struct nouveau_bo *);
1270extern void nouveau_bo_unmap(struct nouveau_bo *);
1271extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1272				     uint32_t busy);
1273extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1274extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1275extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1276extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1277extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1278extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1279			       bool no_wait_reserve, bool no_wait_gpu);
1280
1281/* nouveau_fence.c */
1282struct nouveau_fence;
1283extern int nouveau_fence_init(struct drm_device *);
1284extern void nouveau_fence_fini(struct drm_device *);
1285extern int nouveau_fence_channel_init(struct nouveau_channel *);
1286extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1287extern void nouveau_fence_update(struct nouveau_channel *);
1288extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1289			     bool emit);
1290extern int nouveau_fence_emit(struct nouveau_fence *);
1291extern void nouveau_fence_work(struct nouveau_fence *fence,
1292			       void (*work)(void *priv, bool signalled),
1293			       void *priv);
1294struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1295
1296extern bool __nouveau_fence_signalled(void *obj, void *arg);
1297extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1298extern int __nouveau_fence_flush(void *obj, void *arg);
1299extern void __nouveau_fence_unref(void **obj);
1300extern void *__nouveau_fence_ref(void *obj);
1301
1302static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1303{
1304	return __nouveau_fence_signalled(obj, NULL);
1305}
1306static inline int
1307nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1308{
1309	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1310}
1311extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1312static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1313{
1314	return __nouveau_fence_flush(obj, NULL);
1315}
1316static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1317{
1318	__nouveau_fence_unref((void **)obj);
1319}
1320static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1321{
1322	return __nouveau_fence_ref(obj);
1323}
1324
1325/* nouveau_gem.c */
1326extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1327			   int size, int align, uint32_t domain,
1328			   uint32_t tile_mode, uint32_t tile_flags,
1329			   struct nouveau_bo **);
1330extern int nouveau_gem_object_new(struct drm_gem_object *);
1331extern void nouveau_gem_object_del(struct drm_gem_object *);
1332extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1333				 struct drm_file *);
1334extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1335				     struct drm_file *);
1336extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1337				      struct drm_file *);
1338extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1339				      struct drm_file *);
1340extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1341				  struct drm_file *);
1342
1343/* nouveau_display.c */
1344int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1345void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1346int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1347			   struct drm_pending_vblank_event *event);
1348int nouveau_finish_page_flip(struct nouveau_channel *,
1349			     struct nouveau_page_flip_state *);
1350
1351/* nv10_gpio.c */
1352int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1353int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1354
1355/* nv50_gpio.c */
1356int nv50_gpio_init(struct drm_device *dev);
1357void nv50_gpio_fini(struct drm_device *dev);
1358int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1359int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1360int  nv50_gpio_irq_register(struct drm_device *, enum dcb_gpio_tag,
1361			    void (*)(void *, int), void *);
1362void nv50_gpio_irq_unregister(struct drm_device *, enum dcb_gpio_tag,
1363			      void (*)(void *, int), void *);
1364bool nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1365
1366/* nv50_calc. */
1367int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1368		  int *N1, int *M1, int *N2, int *M2, int *P);
1369int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1370		   int clk, int *N, int *fN, int *M, int *P);
1371
1372#ifndef ioread32_native
1373#ifdef __BIG_ENDIAN
1374#define ioread16_native ioread16be
1375#define iowrite16_native iowrite16be
1376#define ioread32_native  ioread32be
1377#define iowrite32_native iowrite32be
1378#else /* def __BIG_ENDIAN */
1379#define ioread16_native ioread16
1380#define iowrite16_native iowrite16
1381#define ioread32_native  ioread32
1382#define iowrite32_native iowrite32
1383#endif /* def __BIG_ENDIAN else */
1384#endif /* !ioread32_native */
1385
1386/* channel control reg access */
1387static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1388{
1389	return ioread32_native(chan->user + reg);
1390}
1391
1392static inline void nvchan_wr32(struct nouveau_channel *chan,
1393							unsigned reg, u32 val)
1394{
1395	iowrite32_native(val, chan->user + reg);
1396}
1397
1398/* register access */
1399static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1400{
1401	struct drm_nouveau_private *dev_priv = dev->dev_private;
1402	return ioread32_native(dev_priv->mmio + reg);
1403}
1404
1405static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1406{
1407	struct drm_nouveau_private *dev_priv = dev->dev_private;
1408	iowrite32_native(val, dev_priv->mmio + reg);
1409}
1410
1411static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1412{
1413	u32 tmp = nv_rd32(dev, reg);
1414	nv_wr32(dev, reg, (tmp & ~mask) | val);
1415	return tmp;
1416}
1417
1418static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1419{
1420	struct drm_nouveau_private *dev_priv = dev->dev_private;
1421	return ioread8(dev_priv->mmio + reg);
1422}
1423
1424static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1425{
1426	struct drm_nouveau_private *dev_priv = dev->dev_private;
1427	iowrite8(val, dev_priv->mmio + reg);
1428}
1429
1430#define nv_wait(dev, reg, mask, val) \
1431	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1432#define nv_wait_ne(dev, reg, mask, val) \
1433	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1434
1435/* PRAMIN access */
1436static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1437{
1438	struct drm_nouveau_private *dev_priv = dev->dev_private;
1439	return ioread32_native(dev_priv->ramin + offset);
1440}
1441
1442static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1443{
1444	struct drm_nouveau_private *dev_priv = dev->dev_private;
1445	iowrite32_native(val, dev_priv->ramin + offset);
1446}
1447
1448/* object access */
1449extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1450extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1451
1452/*
1453 * Logging
1454 * Argument d is (struct drm_device *).
1455 */
1456#define NV_PRINTK(level, d, fmt, arg...) \
1457	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1458					pci_name(d->pdev), ##arg)
1459#ifndef NV_DEBUG_NOTRACE
1460#define NV_DEBUG(d, fmt, arg...) do {                                          \
1461	if (drm_debug & DRM_UT_DRIVER) {                                       \
1462		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1463			  __LINE__, ##arg);                                    \
1464	}                                                                      \
1465} while (0)
1466#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1467	if (drm_debug & DRM_UT_KMS) {                                          \
1468		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1469			  __LINE__, ##arg);                                    \
1470	}                                                                      \
1471} while (0)
1472#else
1473#define NV_DEBUG(d, fmt, arg...) do {                                          \
1474	if (drm_debug & DRM_UT_DRIVER)                                         \
1475		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1476} while (0)
1477#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1478	if (drm_debug & DRM_UT_KMS)                                            \
1479		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1480} while (0)
1481#endif
1482#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1483#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1484#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1485#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1486#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1487
1488/* nouveau_reg_debug bitmask */
1489enum {
1490	NOUVEAU_REG_DEBUG_MC             = 0x1,
1491	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1492	NOUVEAU_REG_DEBUG_FB             = 0x4,
1493	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1494	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1495	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1496	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1497	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1498	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1499	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1500};
1501
1502#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1503	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1504		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1505} while (0)
1506
1507static inline bool
1508nv_two_heads(struct drm_device *dev)
1509{
1510	struct drm_nouveau_private *dev_priv = dev->dev_private;
1511	const int impl = dev->pci_device & 0x0ff0;
1512
1513	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1514	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1515		return true;
1516
1517	return false;
1518}
1519
1520static inline bool
1521nv_gf4_disp_arch(struct drm_device *dev)
1522{
1523	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1524}
1525
1526static inline bool
1527nv_two_reg_pll(struct drm_device *dev)
1528{
1529	struct drm_nouveau_private *dev_priv = dev->dev_private;
1530	const int impl = dev->pci_device & 0x0ff0;
1531
1532	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1533		return true;
1534	return false;
1535}
1536
1537static inline bool
1538nv_match_device(struct drm_device *dev, unsigned device,
1539		unsigned sub_vendor, unsigned sub_device)
1540{
1541	return dev->pdev->device == device &&
1542		dev->pdev->subsystem_vendor == sub_vendor &&
1543		dev->pdev->subsystem_device == sub_device;
1544}
1545
1546static inline void *
1547nv_engine(struct drm_device *dev, int engine)
1548{
1549	struct drm_nouveau_private *dev_priv = dev->dev_private;
1550	return (void *)dev_priv->eng[engine];
1551}
1552
1553/* returns 1 if device is one of the nv4x using the 0x4497 object class,
1554 * helpful to determine a number of other hardware features
1555 */
1556static inline int
1557nv44_graph_class(struct drm_device *dev)
1558{
1559	struct drm_nouveau_private *dev_priv = dev->dev_private;
1560
1561	if ((dev_priv->chipset & 0xf0) == 0x60)
1562		return 1;
1563
1564	return !(0x0baf & (1 << (dev_priv->chipset & 0x0f)));
1565}
1566
1567/* memory type/access flags, do not match hardware values */
1568#define NV_MEM_ACCESS_RO  1
1569#define NV_MEM_ACCESS_WO  2
1570#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1571#define NV_MEM_ACCESS_SYS 4
1572#define NV_MEM_ACCESS_VM  8
1573
1574#define NV_MEM_TARGET_VRAM        0
1575#define NV_MEM_TARGET_PCI         1
1576#define NV_MEM_TARGET_PCI_NOSNOOP 2
1577#define NV_MEM_TARGET_VM          3
1578#define NV_MEM_TARGET_GART        4
1579
1580#define NV_MEM_TYPE_VM 0x7f
1581#define NV_MEM_COMP_VM 0x03
1582
1583/* NV_SW object class */
1584#define NV_SW                                                        0x0000506e
1585#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1586#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1587#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1588#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1589#define NV_SW_YIELD                                                  0x00000080
1590#define NV_SW_DMA_VBLSEM                                             0x0000018c
1591#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1592#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1593#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1594#define NV_SW_PAGE_FLIP                                              0x00000500
1595
1596#endif /* __NOUVEAU_DRV_H__ */
1597