nouveau_drv.h revision f869ef882382a4b6cb42d259e399aeec3781d4bb
1/*
2 * Copyright 2005 Stephane Marchesin.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __NOUVEAU_DRV_H__
26#define __NOUVEAU_DRV_H__
27
28#define DRIVER_AUTHOR		"Stephane Marchesin"
29#define DRIVER_EMAIL		"dri-devel@lists.sourceforge.net"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20090420"
34
35#define DRIVER_MAJOR		0
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	16
38
39#define NOUVEAU_FAMILY   0x0000FFFF
40#define NOUVEAU_FLAGS    0xFFFF0000
41
42#include "ttm/ttm_bo_api.h"
43#include "ttm/ttm_bo_driver.h"
44#include "ttm/ttm_placement.h"
45#include "ttm/ttm_memory.h"
46#include "ttm/ttm_module.h"
47
48struct nouveau_fpriv {
49	struct ttm_object_file *tfile;
50};
51
52#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
53
54#include "nouveau_drm.h"
55#include "nouveau_reg.h"
56#include "nouveau_bios.h"
57#include "nouveau_util.h"
58
59struct nouveau_grctx;
60struct nouveau_vram;
61#include "nouveau_vm.h"
62
63#define MAX_NUM_DCB_ENTRIES 16
64
65#define NOUVEAU_MAX_CHANNEL_NR 128
66#define NOUVEAU_MAX_TILE_NR 15
67
68#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
69#define NV50_VM_BLOCK    (512*1024*1024ULL)
70#define NV50_VM_VRAM_NR  (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
71
72struct nouveau_vram {
73	struct drm_device *dev;
74
75	struct nouveau_vma bar_vma;
76
77	struct list_head regions;
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 placements[3];
97	u32 busy_placements[3];
98	struct ttm_bo_kmap_obj kmap;
99	struct list_head head;
100
101	/* protected by ttm_bo_reserve() */
102	struct drm_file *reserved_by;
103	struct list_head entry;
104	int pbbo_index;
105	bool validate_mapped;
106
107	struct nouveau_channel *channel;
108
109	bool mappable;
110	bool no_vm;
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_PPP	2
154#define NVOBJ_ENGINE_COPY	3
155#define NVOBJ_ENGINE_VP		4
156#define NVOBJ_ENGINE_CRYPT      5
157#define NVOBJ_ENGINE_BSP	6
158#define NVOBJ_ENGINE_DISPLAY	0xcafe0001
159#define NVOBJ_ENGINE_INT	0xdeadbeef
160
161#define NVOBJ_FLAG_DONT_MAP             (1 << 0)
162#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
163#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
164
165#define NVOBJ_CINST_GLOBAL	0xdeadbeef
166
167struct nouveau_gpuobj {
168	struct drm_device *dev;
169	struct kref refcount;
170	struct list_head list;
171
172	void *node;
173	u32 *suspend;
174
175	uint32_t flags;
176
177	u32 size;
178	u32 pinst;
179	u32 cinst;
180	u64 vinst;
181
182	uint32_t engine;
183	uint32_t class;
184
185	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
186	void *priv;
187};
188
189struct nouveau_page_flip_state {
190	struct list_head head;
191	struct drm_pending_vblank_event *event;
192	int crtc, bpp, pitch, x, y;
193	uint64_t offset;
194};
195
196enum nouveau_channel_mutex_class {
197	NOUVEAU_UCHANNEL_MUTEX,
198	NOUVEAU_KCHANNEL_MUTEX
199};
200
201struct nouveau_channel {
202	struct drm_device *dev;
203	int id;
204
205	/* references to the channel data structure */
206	struct kref ref;
207	/* users of the hardware channel resources, the hardware
208	 * context will be kicked off when it reaches zero. */
209	atomic_t users;
210	struct mutex mutex;
211
212	/* owner of this fifo */
213	struct drm_file *file_priv;
214	/* mapping of the fifo itself */
215	struct drm_local_map *map;
216
217	/* mapping of the regs controling the fifo */
218	void __iomem *user;
219	uint32_t user_get;
220	uint32_t user_put;
221
222	/* Fencing */
223	struct {
224		/* lock protects the pending list only */
225		spinlock_t lock;
226		struct list_head pending;
227		uint32_t sequence;
228		uint32_t sequence_ack;
229		atomic_t last_sequence_irq;
230	} fence;
231
232	/* DMA push buffer */
233	struct nouveau_gpuobj *pushbuf;
234	struct nouveau_bo     *pushbuf_bo;
235	uint32_t               pushbuf_base;
236
237	/* Notifier memory */
238	struct nouveau_bo *notifier_bo;
239	struct drm_mm notifier_heap;
240
241	/* PFIFO context */
242	struct nouveau_gpuobj *ramfc;
243	struct nouveau_gpuobj *cache;
244
245	/* PGRAPH context */
246	/* XXX may be merge 2 pointers as private data ??? */
247	struct nouveau_gpuobj *ramin_grctx;
248	struct nouveau_gpuobj *crypt_ctx;
249	void *pgraph_ctx;
250
251	/* NV50 VM */
252	struct nouveau_vm     *vm;
253	struct nouveau_gpuobj *vm_pd;
254	struct nouveau_gpuobj *vm_gart_pt;
255	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
256
257	/* Objects */
258	struct nouveau_gpuobj *ramin; /* Private instmem */
259	struct drm_mm          ramin_heap; /* Private PRAMIN heap */
260	struct nouveau_ramht  *ramht; /* Hash table */
261
262	/* GPU object info for stuff used in-kernel (mm_enabled) */
263	uint32_t m2mf_ntfy;
264	uint32_t vram_handle;
265	uint32_t gart_handle;
266	bool accel_done;
267
268	/* Push buffer state (only for drm's channel on !mm_enabled) */
269	struct {
270		int max;
271		int free;
272		int cur;
273		int put;
274		/* access via pushbuf_bo */
275
276		int ib_base;
277		int ib_max;
278		int ib_free;
279		int ib_put;
280	} dma;
281
282	uint32_t sw_subchannel[8];
283
284	struct {
285		struct nouveau_gpuobj *vblsem;
286		uint32_t vblsem_head;
287		uint32_t vblsem_offset;
288		uint32_t vblsem_rval;
289		struct list_head vbl_wait;
290		struct list_head flip;
291	} nvsw;
292
293	struct {
294		bool active;
295		char name[32];
296		struct drm_info_list info;
297	} debugfs;
298};
299
300struct nouveau_instmem_engine {
301	void	*priv;
302
303	int	(*init)(struct drm_device *dev);
304	void	(*takedown)(struct drm_device *dev);
305	int	(*suspend)(struct drm_device *dev);
306	void	(*resume)(struct drm_device *dev);
307
308	int	(*get)(struct nouveau_gpuobj *, u32 size, u32 align);
309	void	(*put)(struct nouveau_gpuobj *);
310	int	(*map)(struct nouveau_gpuobj *);
311	void	(*unmap)(struct nouveau_gpuobj *);
312
313	void	(*flush)(struct drm_device *);
314};
315
316struct nouveau_mc_engine {
317	int  (*init)(struct drm_device *dev);
318	void (*takedown)(struct drm_device *dev);
319};
320
321struct nouveau_timer_engine {
322	int      (*init)(struct drm_device *dev);
323	void     (*takedown)(struct drm_device *dev);
324	uint64_t (*read)(struct drm_device *dev);
325};
326
327struct nouveau_fb_engine {
328	int num_tiles;
329	struct drm_mm tag_heap;
330	void *priv;
331
332	int  (*init)(struct drm_device *dev);
333	void (*takedown)(struct drm_device *dev);
334
335	void (*init_tile_region)(struct drm_device *dev, int i,
336				 uint32_t addr, uint32_t size,
337				 uint32_t pitch, uint32_t flags);
338	void (*set_tile_region)(struct drm_device *dev, int i);
339	void (*free_tile_region)(struct drm_device *dev, int i);
340};
341
342struct nouveau_fifo_engine {
343	int  channels;
344
345	struct nouveau_gpuobj *playlist[2];
346	int cur_playlist;
347
348	int  (*init)(struct drm_device *);
349	void (*takedown)(struct drm_device *);
350
351	void (*disable)(struct drm_device *);
352	void (*enable)(struct drm_device *);
353	bool (*reassign)(struct drm_device *, bool enable);
354	bool (*cache_pull)(struct drm_device *dev, bool enable);
355
356	int  (*channel_id)(struct drm_device *);
357
358	int  (*create_context)(struct nouveau_channel *);
359	void (*destroy_context)(struct nouveau_channel *);
360	int  (*load_context)(struct nouveau_channel *);
361	int  (*unload_context)(struct drm_device *);
362	void (*tlb_flush)(struct drm_device *dev);
363};
364
365struct nouveau_pgraph_engine {
366	bool accel_blocked;
367	bool registered;
368	int grctx_size;
369
370	/* NV2x/NV3x context table (0x400780) */
371	struct nouveau_gpuobj *ctx_table;
372
373	int  (*init)(struct drm_device *);
374	void (*takedown)(struct drm_device *);
375
376	void (*fifo_access)(struct drm_device *, bool);
377
378	struct nouveau_channel *(*channel)(struct drm_device *);
379	int  (*create_context)(struct nouveau_channel *);
380	void (*destroy_context)(struct nouveau_channel *);
381	int  (*load_context)(struct nouveau_channel *);
382	int  (*unload_context)(struct drm_device *);
383	void (*tlb_flush)(struct drm_device *dev);
384
385	void (*set_tile_region)(struct drm_device *dev, int i);
386};
387
388struct nouveau_display_engine {
389	int (*early_init)(struct drm_device *);
390	void (*late_takedown)(struct drm_device *);
391	int (*create)(struct drm_device *);
392	int (*init)(struct drm_device *);
393	void (*destroy)(struct drm_device *);
394};
395
396struct nouveau_gpio_engine {
397	void *priv;
398
399	int  (*init)(struct drm_device *);
400	void (*takedown)(struct drm_device *);
401
402	int  (*get)(struct drm_device *, enum dcb_gpio_tag);
403	int  (*set)(struct drm_device *, enum dcb_gpio_tag, int state);
404
405	int  (*irq_register)(struct drm_device *, enum dcb_gpio_tag,
406			     void (*)(void *, int), void *);
407	void (*irq_unregister)(struct drm_device *, enum dcb_gpio_tag,
408			       void (*)(void *, int), void *);
409	bool (*irq_enable)(struct drm_device *, enum dcb_gpio_tag, bool on);
410};
411
412struct nouveau_pm_voltage_level {
413	u8 voltage;
414	u8 vid;
415};
416
417struct nouveau_pm_voltage {
418	bool supported;
419	u8 vid_mask;
420
421	struct nouveau_pm_voltage_level *level;
422	int nr_level;
423};
424
425#define NOUVEAU_PM_MAX_LEVEL 8
426struct nouveau_pm_level {
427	struct device_attribute dev_attr;
428	char name[32];
429	int id;
430
431	u32 core;
432	u32 memory;
433	u32 shader;
434	u32 unk05;
435
436	u8 voltage;
437	u8 fanspeed;
438
439	u16 memscript;
440};
441
442struct nouveau_pm_temp_sensor_constants {
443	u16 offset_constant;
444	s16 offset_mult;
445	u16 offset_div;
446	u16 slope_mult;
447	u16 slope_div;
448};
449
450struct nouveau_pm_threshold_temp {
451	s16 critical;
452	s16 down_clock;
453	s16 fan_boost;
454};
455
456struct nouveau_pm_memtiming {
457	u32 reg_100220;
458	u32 reg_100224;
459	u32 reg_100228;
460	u32 reg_10022c;
461	u32 reg_100230;
462	u32 reg_100234;
463	u32 reg_100238;
464	u32 reg_10023c;
465};
466
467struct nouveau_pm_memtimings {
468	bool supported;
469	struct nouveau_pm_memtiming *timing;
470	int nr_timing;
471};
472
473struct nouveau_pm_engine {
474	struct nouveau_pm_voltage voltage;
475	struct nouveau_pm_level perflvl[NOUVEAU_PM_MAX_LEVEL];
476	int nr_perflvl;
477	struct nouveau_pm_memtimings memtimings;
478	struct nouveau_pm_temp_sensor_constants sensor_constants;
479	struct nouveau_pm_threshold_temp threshold_temp;
480
481	struct nouveau_pm_level boot;
482	struct nouveau_pm_level *cur;
483
484	struct device *hwmon;
485	struct notifier_block acpi_nb;
486
487	int (*clock_get)(struct drm_device *, u32 id);
488	void *(*clock_pre)(struct drm_device *, struct nouveau_pm_level *,
489			   u32 id, int khz);
490	void (*clock_set)(struct drm_device *, void *);
491	int (*voltage_get)(struct drm_device *);
492	int (*voltage_set)(struct drm_device *, int voltage);
493	int (*fanspeed_get)(struct drm_device *);
494	int (*fanspeed_set)(struct drm_device *, int fanspeed);
495	int (*temp_get)(struct drm_device *);
496};
497
498struct nouveau_crypt_engine {
499	bool registered;
500
501	int  (*init)(struct drm_device *);
502	void (*takedown)(struct drm_device *);
503	int  (*create_context)(struct nouveau_channel *);
504	void (*destroy_context)(struct nouveau_channel *);
505	void (*tlb_flush)(struct drm_device *dev);
506};
507
508struct nouveau_engine {
509	struct nouveau_instmem_engine instmem;
510	struct nouveau_mc_engine      mc;
511	struct nouveau_timer_engine   timer;
512	struct nouveau_fb_engine      fb;
513	struct nouveau_pgraph_engine  graph;
514	struct nouveau_fifo_engine    fifo;
515	struct nouveau_display_engine display;
516	struct nouveau_gpio_engine    gpio;
517	struct nouveau_pm_engine      pm;
518	struct nouveau_crypt_engine   crypt;
519};
520
521struct nouveau_pll_vals {
522	union {
523		struct {
524#ifdef __BIG_ENDIAN
525			uint8_t N1, M1, N2, M2;
526#else
527			uint8_t M1, N1, M2, N2;
528#endif
529		};
530		struct {
531			uint16_t NM1, NM2;
532		} __attribute__((packed));
533	};
534	int log2P;
535
536	int refclk;
537};
538
539enum nv04_fp_display_regs {
540	FP_DISPLAY_END,
541	FP_TOTAL,
542	FP_CRTC,
543	FP_SYNC_START,
544	FP_SYNC_END,
545	FP_VALID_START,
546	FP_VALID_END
547};
548
549struct nv04_crtc_reg {
550	unsigned char MiscOutReg;
551	uint8_t CRTC[0xa0];
552	uint8_t CR58[0x10];
553	uint8_t Sequencer[5];
554	uint8_t Graphics[9];
555	uint8_t Attribute[21];
556	unsigned char DAC[768];
557
558	/* PCRTC regs */
559	uint32_t fb_start;
560	uint32_t crtc_cfg;
561	uint32_t cursor_cfg;
562	uint32_t gpio_ext;
563	uint32_t crtc_830;
564	uint32_t crtc_834;
565	uint32_t crtc_850;
566	uint32_t crtc_eng_ctrl;
567
568	/* PRAMDAC regs */
569	uint32_t nv10_cursync;
570	struct nouveau_pll_vals pllvals;
571	uint32_t ramdac_gen_ctrl;
572	uint32_t ramdac_630;
573	uint32_t ramdac_634;
574	uint32_t tv_setup;
575	uint32_t tv_vtotal;
576	uint32_t tv_vskew;
577	uint32_t tv_vsync_delay;
578	uint32_t tv_htotal;
579	uint32_t tv_hskew;
580	uint32_t tv_hsync_delay;
581	uint32_t tv_hsync_delay2;
582	uint32_t fp_horiz_regs[7];
583	uint32_t fp_vert_regs[7];
584	uint32_t dither;
585	uint32_t fp_control;
586	uint32_t dither_regs[6];
587	uint32_t fp_debug_0;
588	uint32_t fp_debug_1;
589	uint32_t fp_debug_2;
590	uint32_t fp_margin_color;
591	uint32_t ramdac_8c0;
592	uint32_t ramdac_a20;
593	uint32_t ramdac_a24;
594	uint32_t ramdac_a34;
595	uint32_t ctv_regs[38];
596};
597
598struct nv04_output_reg {
599	uint32_t output;
600	int head;
601};
602
603struct nv04_mode_state {
604	struct nv04_crtc_reg crtc_reg[2];
605	uint32_t pllsel;
606	uint32_t sel_clk;
607};
608
609enum nouveau_card_type {
610	NV_04      = 0x00,
611	NV_10      = 0x10,
612	NV_20      = 0x20,
613	NV_30      = 0x30,
614	NV_40      = 0x40,
615	NV_50      = 0x50,
616	NV_C0      = 0xc0,
617};
618
619struct drm_nouveau_private {
620	struct drm_device *dev;
621
622	/* the card type, takes NV_* as values */
623	enum nouveau_card_type card_type;
624	/* exact chipset, derived from NV_PMC_BOOT_0 */
625	int chipset;
626	int flags;
627
628	void __iomem *mmio;
629
630	spinlock_t ramin_lock;
631	void __iomem *ramin;
632	u32 ramin_size;
633	u32 ramin_base;
634	bool ramin_available;
635	struct drm_mm ramin_heap;
636	struct list_head gpuobj_list;
637	struct list_head classes;
638
639	struct nouveau_bo *vga_ram;
640
641	/* interrupt handling */
642	void (*irq_handler[32])(struct drm_device *);
643	bool msi_enabled;
644	struct workqueue_struct *wq;
645	struct work_struct irq_work;
646
647	struct list_head vbl_waiting;
648
649	struct {
650		struct drm_global_reference mem_global_ref;
651		struct ttm_bo_global_ref bo_global_ref;
652		struct ttm_bo_device bdev;
653		atomic_t validate_sequence;
654	} ttm;
655
656	struct {
657		spinlock_t lock;
658		struct drm_mm heap;
659		struct nouveau_bo *bo;
660	} fence;
661
662	struct {
663		spinlock_t lock;
664		struct nouveau_channel *ptr[NOUVEAU_MAX_CHANNEL_NR];
665	} channels;
666
667	struct nouveau_engine engine;
668	struct nouveau_channel *channel;
669
670	/* For PFIFO and PGRAPH. */
671	spinlock_t context_switch_lock;
672
673	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
674	struct nouveau_ramht  *ramht;
675	struct nouveau_gpuobj *ramfc;
676	struct nouveau_gpuobj *ramro;
677
678	uint32_t ramin_rsvd_vram;
679
680	struct {
681		enum {
682			NOUVEAU_GART_NONE = 0,
683			NOUVEAU_GART_AGP,
684			NOUVEAU_GART_SGDMA
685		} type;
686		uint64_t aper_base;
687		uint64_t aper_size;
688		uint64_t aper_free;
689
690		struct nouveau_gpuobj *sg_ctxdma;
691	} gart_info;
692
693	/* nv10-nv40 tiling regions */
694	struct {
695		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
696		spinlock_t lock;
697	} tile;
698
699	/* VRAM/fb configuration */
700	uint64_t vram_size;
701	uint64_t vram_sys_base;
702	u32 vram_rblock_size;
703
704	uint64_t fb_phys;
705	uint64_t fb_available_size;
706	uint64_t fb_mappable_pages;
707	uint64_t fb_aper_free;
708	int fb_mtrr;
709
710	/* BAR control (NV50-) */
711	struct nouveau_vm *bar1_vm;
712	struct nouveau_vm *bar3_vm;
713
714	/* G8x/G9x virtual address space */
715	uint64_t vm_gart_base;
716	uint64_t vm_gart_size;
717	uint64_t vm_vram_base;
718	uint64_t vm_vram_size;
719	uint64_t vm_end;
720	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
721	int vm_vram_pt_nr;
722
723	struct nvbios vbios;
724
725	struct nv04_mode_state mode_reg;
726	struct nv04_mode_state saved_reg;
727	uint32_t saved_vga_font[4][16384];
728	uint32_t crtc_owner;
729	uint32_t dac_users[4];
730
731	struct nouveau_suspend_resume {
732		uint32_t *ramin_copy;
733	} susres;
734
735	struct backlight_device *backlight;
736
737	struct nouveau_channel *evo;
738	u32 evo_alloc;
739	struct {
740		struct dcb_entry *dcb;
741		u16 script;
742		u32 pclk;
743	} evo_irq;
744
745	struct {
746		struct dentry *channel_root;
747	} debugfs;
748
749	struct nouveau_fbdev *nfbdev;
750	struct apertures_struct *apertures;
751};
752
753static inline struct drm_nouveau_private *
754nouveau_private(struct drm_device *dev)
755{
756	return dev->dev_private;
757}
758
759static inline struct drm_nouveau_private *
760nouveau_bdev(struct ttm_bo_device *bd)
761{
762	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
763}
764
765static inline int
766nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
767{
768	struct nouveau_bo *prev;
769
770	if (!pnvbo)
771		return -EINVAL;
772	prev = *pnvbo;
773
774	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
775	if (prev) {
776		struct ttm_buffer_object *bo = &prev->bo;
777
778		ttm_bo_unref(&bo);
779	}
780
781	return 0;
782}
783
784/* nouveau_drv.c */
785extern int nouveau_agpmode;
786extern int nouveau_duallink;
787extern int nouveau_uscript_lvds;
788extern int nouveau_uscript_tmds;
789extern int nouveau_vram_pushbuf;
790extern int nouveau_vram_notify;
791extern int nouveau_fbpercrtc;
792extern int nouveau_tv_disable;
793extern char *nouveau_tv_norm;
794extern int nouveau_reg_debug;
795extern char *nouveau_vbios;
796extern int nouveau_ignorelid;
797extern int nouveau_nofbaccel;
798extern int nouveau_noaccel;
799extern int nouveau_force_post;
800extern int nouveau_override_conntype;
801extern char *nouveau_perflvl;
802extern int nouveau_perflvl_wr;
803extern int nouveau_msi;
804
805extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
806extern int nouveau_pci_resume(struct pci_dev *pdev);
807
808/* nouveau_state.c */
809extern void nouveau_preclose(struct drm_device *dev, 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 struct nouveau_tile_reg *nv10_mem_set_tiling(
834	struct drm_device *dev, uint32_t addr, uint32_t size,
835	uint32_t pitch, uint32_t flags);
836extern void nv10_mem_put_tile_region(struct drm_device *dev,
837				     struct nouveau_tile_reg *tile,
838				     struct nouveau_fence *fence);
839extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
840				    uint32_t size, uint32_t flags,
841				    uint64_t phys);
842extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
843			       uint32_t size);
844extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
845
846/* nouveau_notifier.c */
847extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
848extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
849extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
850				   int cout, uint32_t *offset);
851extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
852extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
853					 struct drm_file *);
854extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
855					struct drm_file *);
856
857/* nouveau_channel.c */
858extern struct drm_ioctl_desc nouveau_ioctls[];
859extern int nouveau_max_ioctl;
860extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
861extern int  nouveau_channel_alloc(struct drm_device *dev,
862				  struct nouveau_channel **chan,
863				  struct drm_file *file_priv,
864				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
865extern struct nouveau_channel *
866nouveau_channel_get_unlocked(struct nouveau_channel *);
867extern struct nouveau_channel *
868nouveau_channel_get(struct drm_device *, struct drm_file *, int id);
869extern void nouveau_channel_put_unlocked(struct nouveau_channel **);
870extern void nouveau_channel_put(struct nouveau_channel **);
871extern void nouveau_channel_ref(struct nouveau_channel *chan,
872				struct nouveau_channel **pchan);
873extern void nouveau_channel_idle(struct nouveau_channel *chan);
874
875/* nouveau_object.c */
876#define NVOBJ_CLASS(d,c,e) do {                                                \
877	int ret = nouveau_gpuobj_class_new((d), (c), NVOBJ_ENGINE_##e);        \
878	if (ret)                                                               \
879		return ret;                                                    \
880} while(0)
881
882#define NVOBJ_MTHD(d,c,m,e) do {                                               \
883	int ret = nouveau_gpuobj_mthd_new((d), (c), (m), (e));                 \
884	if (ret)                                                               \
885		return ret;                                                    \
886} while(0)
887
888extern int  nouveau_gpuobj_early_init(struct drm_device *);
889extern int  nouveau_gpuobj_init(struct drm_device *);
890extern void nouveau_gpuobj_takedown(struct drm_device *);
891extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
892extern void nouveau_gpuobj_resume(struct drm_device *dev);
893extern int  nouveau_gpuobj_class_new(struct drm_device *, u32 class, u32 eng);
894extern int  nouveau_gpuobj_mthd_new(struct drm_device *, u32 class, u32 mthd,
895				    int (*exec)(struct nouveau_channel *,
896					        u32 class, u32 mthd, u32 data));
897extern int  nouveau_gpuobj_mthd_call(struct nouveau_channel *, u32, u32, u32);
898extern int  nouveau_gpuobj_mthd_call2(struct drm_device *, int, u32, u32, u32);
899extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
900				       uint32_t vram_h, uint32_t tt_h);
901extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
902extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
903			      uint32_t size, int align, uint32_t flags,
904			      struct nouveau_gpuobj **);
905extern void nouveau_gpuobj_ref(struct nouveau_gpuobj *,
906			       struct nouveau_gpuobj **);
907extern int nouveau_gpuobj_new_fake(struct drm_device *, u32 pinst, u64 vinst,
908				   u32 size, u32 flags,
909				   struct nouveau_gpuobj **);
910extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
911				  uint64_t offset, uint64_t size, int access,
912				  int target, struct nouveau_gpuobj **);
913extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, u32 handle, int class);
914extern int nv50_gpuobj_dma_new(struct nouveau_channel *, int class, u64 base,
915			       u64 size, int target, int access, u32 type,
916			       u32 comp, struct nouveau_gpuobj **pobj);
917extern void nv50_gpuobj_dma_init(struct nouveau_gpuobj *, u32 offset,
918				 int class, u64 base, u64 size, int target,
919				 int access, u32 type, u32 comp);
920extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
921				     struct drm_file *);
922extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
923				     struct drm_file *);
924
925/* nouveau_irq.c */
926extern int         nouveau_irq_init(struct drm_device *);
927extern void        nouveau_irq_fini(struct drm_device *);
928extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
929extern void        nouveau_irq_register(struct drm_device *, int status_bit,
930					void (*)(struct drm_device *));
931extern void        nouveau_irq_unregister(struct drm_device *, int status_bit);
932extern void        nouveau_irq_preinstall(struct drm_device *);
933extern int         nouveau_irq_postinstall(struct drm_device *);
934extern void        nouveau_irq_uninstall(struct drm_device *);
935
936/* nouveau_sgdma.c */
937extern int nouveau_sgdma_init(struct drm_device *);
938extern void nouveau_sgdma_takedown(struct drm_device *);
939extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
940				  uint32_t *page);
941extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
942
943/* nouveau_debugfs.c */
944#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
945extern int  nouveau_debugfs_init(struct drm_minor *);
946extern void nouveau_debugfs_takedown(struct drm_minor *);
947extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
948extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
949#else
950static inline int
951nouveau_debugfs_init(struct drm_minor *minor)
952{
953	return 0;
954}
955
956static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
957{
958}
959
960static inline int
961nouveau_debugfs_channel_init(struct nouveau_channel *chan)
962{
963	return 0;
964}
965
966static inline void
967nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
968{
969}
970#endif
971
972/* nouveau_dma.c */
973extern void nouveau_dma_pre_init(struct nouveau_channel *);
974extern int  nouveau_dma_init(struct nouveau_channel *);
975extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
976
977/* nouveau_acpi.c */
978#define ROM_BIOS_PAGE 4096
979#if defined(CONFIG_ACPI)
980void nouveau_register_dsm_handler(void);
981void nouveau_unregister_dsm_handler(void);
982int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
983bool nouveau_acpi_rom_supported(struct pci_dev *pdev);
984int nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
985#else
986static inline void nouveau_register_dsm_handler(void) {}
987static inline void nouveau_unregister_dsm_handler(void) {}
988static inline bool nouveau_acpi_rom_supported(struct pci_dev *pdev) { return false; }
989static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
990static inline int nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return -EINVAL; }
991#endif
992
993/* nouveau_backlight.c */
994#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
995extern int nouveau_backlight_init(struct drm_device *);
996extern void nouveau_backlight_exit(struct drm_device *);
997#else
998static inline int nouveau_backlight_init(struct drm_device *dev)
999{
1000	return 0;
1001}
1002
1003static inline void nouveau_backlight_exit(struct drm_device *dev) { }
1004#endif
1005
1006/* nouveau_bios.c */
1007extern int nouveau_bios_init(struct drm_device *);
1008extern void nouveau_bios_takedown(struct drm_device *dev);
1009extern int nouveau_run_vbios_init(struct drm_device *);
1010extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
1011					struct dcb_entry *);
1012extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
1013						      enum dcb_gpio_tag);
1014extern struct dcb_connector_table_entry *
1015nouveau_bios_connector_entry(struct drm_device *, int index);
1016extern u32 get_pll_register(struct drm_device *, enum pll_types);
1017extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
1018			  struct pll_lims *);
1019extern int nouveau_bios_run_display_table(struct drm_device *,
1020					  struct dcb_entry *,
1021					  uint32_t script, int pxclk);
1022extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
1023				   int *length);
1024extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
1025extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
1026extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
1027					 bool *dl, bool *if_is_24bit);
1028extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
1029			  int head, int pxclk);
1030extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
1031			    enum LVDS_script, int pxclk);
1032
1033/* nouveau_ttm.c */
1034int nouveau_ttm_global_init(struct drm_nouveau_private *);
1035void nouveau_ttm_global_release(struct drm_nouveau_private *);
1036int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
1037
1038/* nouveau_dp.c */
1039int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
1040		     uint8_t *data, int data_nr);
1041bool nouveau_dp_detect(struct drm_encoder *);
1042bool nouveau_dp_link_train(struct drm_encoder *);
1043
1044/* nv04_fb.c */
1045extern int  nv04_fb_init(struct drm_device *);
1046extern void nv04_fb_takedown(struct drm_device *);
1047
1048/* nv10_fb.c */
1049extern int  nv10_fb_init(struct drm_device *);
1050extern void nv10_fb_takedown(struct drm_device *);
1051extern void nv10_fb_init_tile_region(struct drm_device *dev, int i,
1052				     uint32_t addr, uint32_t size,
1053				     uint32_t pitch, uint32_t flags);
1054extern void nv10_fb_set_tile_region(struct drm_device *dev, int i);
1055extern void nv10_fb_free_tile_region(struct drm_device *dev, int i);
1056
1057/* nv30_fb.c */
1058extern int  nv30_fb_init(struct drm_device *);
1059extern void nv30_fb_takedown(struct drm_device *);
1060extern void nv30_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 nv30_fb_free_tile_region(struct drm_device *dev, int i);
1064
1065/* nv40_fb.c */
1066extern int  nv40_fb_init(struct drm_device *);
1067extern void nv40_fb_takedown(struct drm_device *);
1068extern void nv40_fb_set_tile_region(struct drm_device *dev, int i);
1069
1070/* nv50_fb.c */
1071extern int  nv50_fb_init(struct drm_device *);
1072extern void nv50_fb_takedown(struct drm_device *);
1073extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
1074
1075/* nvc0_fb.c */
1076extern int  nvc0_fb_init(struct drm_device *);
1077extern void nvc0_fb_takedown(struct drm_device *);
1078
1079/* nv04_fifo.c */
1080extern int  nv04_fifo_init(struct drm_device *);
1081extern void nv04_fifo_fini(struct drm_device *);
1082extern void nv04_fifo_disable(struct drm_device *);
1083extern void nv04_fifo_enable(struct drm_device *);
1084extern bool nv04_fifo_reassign(struct drm_device *, bool);
1085extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
1086extern int  nv04_fifo_channel_id(struct drm_device *);
1087extern int  nv04_fifo_create_context(struct nouveau_channel *);
1088extern void nv04_fifo_destroy_context(struct nouveau_channel *);
1089extern int  nv04_fifo_load_context(struct nouveau_channel *);
1090extern int  nv04_fifo_unload_context(struct drm_device *);
1091extern void nv04_fifo_isr(struct drm_device *);
1092
1093/* nv10_fifo.c */
1094extern int  nv10_fifo_init(struct drm_device *);
1095extern int  nv10_fifo_channel_id(struct drm_device *);
1096extern int  nv10_fifo_create_context(struct nouveau_channel *);
1097extern int  nv10_fifo_load_context(struct nouveau_channel *);
1098extern int  nv10_fifo_unload_context(struct drm_device *);
1099
1100/* nv40_fifo.c */
1101extern int  nv40_fifo_init(struct drm_device *);
1102extern int  nv40_fifo_create_context(struct nouveau_channel *);
1103extern int  nv40_fifo_load_context(struct nouveau_channel *);
1104extern int  nv40_fifo_unload_context(struct drm_device *);
1105
1106/* nv50_fifo.c */
1107extern int  nv50_fifo_init(struct drm_device *);
1108extern void nv50_fifo_takedown(struct drm_device *);
1109extern int  nv50_fifo_channel_id(struct drm_device *);
1110extern int  nv50_fifo_create_context(struct nouveau_channel *);
1111extern void nv50_fifo_destroy_context(struct nouveau_channel *);
1112extern int  nv50_fifo_load_context(struct nouveau_channel *);
1113extern int  nv50_fifo_unload_context(struct drm_device *);
1114extern void nv50_fifo_tlb_flush(struct drm_device *dev);
1115
1116/* nvc0_fifo.c */
1117extern int  nvc0_fifo_init(struct drm_device *);
1118extern void nvc0_fifo_takedown(struct drm_device *);
1119extern void nvc0_fifo_disable(struct drm_device *);
1120extern void nvc0_fifo_enable(struct drm_device *);
1121extern bool nvc0_fifo_reassign(struct drm_device *, bool);
1122extern bool nvc0_fifo_cache_pull(struct drm_device *, bool);
1123extern int  nvc0_fifo_channel_id(struct drm_device *);
1124extern int  nvc0_fifo_create_context(struct nouveau_channel *);
1125extern void nvc0_fifo_destroy_context(struct nouveau_channel *);
1126extern int  nvc0_fifo_load_context(struct nouveau_channel *);
1127extern int  nvc0_fifo_unload_context(struct drm_device *);
1128
1129/* nv04_graph.c */
1130extern int  nv04_graph_init(struct drm_device *);
1131extern void nv04_graph_takedown(struct drm_device *);
1132extern void nv04_graph_fifo_access(struct drm_device *, bool);
1133extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
1134extern int  nv04_graph_create_context(struct nouveau_channel *);
1135extern void nv04_graph_destroy_context(struct nouveau_channel *);
1136extern int  nv04_graph_load_context(struct nouveau_channel *);
1137extern int  nv04_graph_unload_context(struct drm_device *);
1138extern int  nv04_graph_mthd_page_flip(struct nouveau_channel *chan,
1139				      u32 class, u32 mthd, u32 data);
1140extern struct nouveau_bitfield nv04_graph_nsource[];
1141
1142/* nv10_graph.c */
1143extern int  nv10_graph_init(struct drm_device *);
1144extern void nv10_graph_takedown(struct drm_device *);
1145extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
1146extern int  nv10_graph_create_context(struct nouveau_channel *);
1147extern void nv10_graph_destroy_context(struct nouveau_channel *);
1148extern int  nv10_graph_load_context(struct nouveau_channel *);
1149extern int  nv10_graph_unload_context(struct drm_device *);
1150extern void nv10_graph_set_tile_region(struct drm_device *dev, int i);
1151extern struct nouveau_bitfield nv10_graph_intr[];
1152extern struct nouveau_bitfield nv10_graph_nstatus[];
1153
1154/* nv20_graph.c */
1155extern int  nv20_graph_create_context(struct nouveau_channel *);
1156extern void nv20_graph_destroy_context(struct nouveau_channel *);
1157extern int  nv20_graph_load_context(struct nouveau_channel *);
1158extern int  nv20_graph_unload_context(struct drm_device *);
1159extern int  nv20_graph_init(struct drm_device *);
1160extern void nv20_graph_takedown(struct drm_device *);
1161extern int  nv30_graph_init(struct drm_device *);
1162extern void nv20_graph_set_tile_region(struct drm_device *dev, int i);
1163
1164/* nv40_graph.c */
1165extern int  nv40_graph_init(struct drm_device *);
1166extern void nv40_graph_takedown(struct drm_device *);
1167extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1168extern int  nv40_graph_create_context(struct nouveau_channel *);
1169extern void nv40_graph_destroy_context(struct nouveau_channel *);
1170extern int  nv40_graph_load_context(struct nouveau_channel *);
1171extern int  nv40_graph_unload_context(struct drm_device *);
1172extern void nv40_grctx_init(struct nouveau_grctx *);
1173extern void nv40_graph_set_tile_region(struct drm_device *dev, int i);
1174
1175/* nv50_graph.c */
1176extern int  nv50_graph_init(struct drm_device *);
1177extern void nv50_graph_takedown(struct drm_device *);
1178extern void nv50_graph_fifo_access(struct drm_device *, bool);
1179extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1180extern int  nv50_graph_create_context(struct nouveau_channel *);
1181extern void nv50_graph_destroy_context(struct nouveau_channel *);
1182extern int  nv50_graph_load_context(struct nouveau_channel *);
1183extern int  nv50_graph_unload_context(struct drm_device *);
1184extern int  nv50_grctx_init(struct nouveau_grctx *);
1185extern void nv50_graph_tlb_flush(struct drm_device *dev);
1186extern void nv86_graph_tlb_flush(struct drm_device *dev);
1187
1188/* nvc0_graph.c */
1189extern int  nvc0_graph_init(struct drm_device *);
1190extern void nvc0_graph_takedown(struct drm_device *);
1191extern void nvc0_graph_fifo_access(struct drm_device *, bool);
1192extern struct nouveau_channel *nvc0_graph_channel(struct drm_device *);
1193extern int  nvc0_graph_create_context(struct nouveau_channel *);
1194extern void nvc0_graph_destroy_context(struct nouveau_channel *);
1195extern int  nvc0_graph_load_context(struct nouveau_channel *);
1196extern int  nvc0_graph_unload_context(struct drm_device *);
1197
1198/* nv84_crypt.c */
1199extern int  nv84_crypt_init(struct drm_device *dev);
1200extern void nv84_crypt_fini(struct drm_device *dev);
1201extern int  nv84_crypt_create_context(struct nouveau_channel *);
1202extern void nv84_crypt_destroy_context(struct nouveau_channel *);
1203extern void nv84_crypt_tlb_flush(struct drm_device *dev);
1204
1205/* nv04_instmem.c */
1206extern int  nv04_instmem_init(struct drm_device *);
1207extern void nv04_instmem_takedown(struct drm_device *);
1208extern int  nv04_instmem_suspend(struct drm_device *);
1209extern void nv04_instmem_resume(struct drm_device *);
1210extern int  nv04_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1211extern void nv04_instmem_put(struct nouveau_gpuobj *);
1212extern int  nv04_instmem_map(struct nouveau_gpuobj *);
1213extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
1214extern void nv04_instmem_flush(struct drm_device *);
1215
1216/* nv50_instmem.c */
1217extern int  nv50_instmem_init(struct drm_device *);
1218extern void nv50_instmem_takedown(struct drm_device *);
1219extern int  nv50_instmem_suspend(struct drm_device *);
1220extern void nv50_instmem_resume(struct drm_device *);
1221extern int  nv50_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1222extern void nv50_instmem_put(struct nouveau_gpuobj *);
1223extern int  nv50_instmem_map(struct nouveau_gpuobj *);
1224extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
1225extern void nv50_instmem_flush(struct drm_device *);
1226extern void nv84_instmem_flush(struct drm_device *);
1227
1228/* nvc0_instmem.c */
1229extern int  nvc0_instmem_init(struct drm_device *);
1230extern void nvc0_instmem_takedown(struct drm_device *);
1231extern int  nvc0_instmem_suspend(struct drm_device *);
1232extern void nvc0_instmem_resume(struct drm_device *);
1233extern int  nvc0_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
1234extern void nvc0_instmem_put(struct nouveau_gpuobj *);
1235extern int  nvc0_instmem_map(struct nouveau_gpuobj *);
1236extern void nvc0_instmem_unmap(struct nouveau_gpuobj *);
1237extern void nvc0_instmem_flush(struct drm_device *);
1238
1239/* nv04_mc.c */
1240extern int  nv04_mc_init(struct drm_device *);
1241extern void nv04_mc_takedown(struct drm_device *);
1242
1243/* nv40_mc.c */
1244extern int  nv40_mc_init(struct drm_device *);
1245extern void nv40_mc_takedown(struct drm_device *);
1246
1247/* nv50_mc.c */
1248extern int  nv50_mc_init(struct drm_device *);
1249extern void nv50_mc_takedown(struct drm_device *);
1250
1251/* nv04_timer.c */
1252extern int  nv04_timer_init(struct drm_device *);
1253extern uint64_t nv04_timer_read(struct drm_device *);
1254extern void nv04_timer_takedown(struct drm_device *);
1255
1256extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1257				 unsigned long arg);
1258
1259/* nv04_dac.c */
1260extern int nv04_dac_create(struct drm_connector *, struct dcb_entry *);
1261extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1262extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1263extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1264extern bool nv04_dac_in_use(struct drm_encoder *encoder);
1265
1266/* nv04_dfp.c */
1267extern int nv04_dfp_create(struct drm_connector *, struct dcb_entry *);
1268extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1269extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1270			       int head, bool dl);
1271extern void nv04_dfp_disable(struct drm_device *dev, int head);
1272extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1273
1274/* nv04_tv.c */
1275extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1276extern int nv04_tv_create(struct drm_connector *, struct dcb_entry *);
1277
1278/* nv17_tv.c */
1279extern int nv17_tv_create(struct drm_connector *, struct dcb_entry *);
1280
1281/* nv04_display.c */
1282extern int nv04_display_early_init(struct drm_device *);
1283extern void nv04_display_late_takedown(struct drm_device *);
1284extern int nv04_display_create(struct drm_device *);
1285extern int nv04_display_init(struct drm_device *);
1286extern void nv04_display_destroy(struct drm_device *);
1287
1288/* nv04_crtc.c */
1289extern int nv04_crtc_create(struct drm_device *, int index);
1290
1291/* nouveau_bo.c */
1292extern struct ttm_bo_driver nouveau_bo_driver;
1293extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1294			  int size, int align, uint32_t flags,
1295			  uint32_t tile_mode, uint32_t tile_flags,
1296			  bool no_vm, bool mappable, struct nouveau_bo **);
1297extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1298extern int nouveau_bo_unpin(struct nouveau_bo *);
1299extern int nouveau_bo_map(struct nouveau_bo *);
1300extern void nouveau_bo_unmap(struct nouveau_bo *);
1301extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1302				     uint32_t busy);
1303extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1304extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1305extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1306extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1307extern void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
1308extern int nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
1309			       bool no_wait_reserve, bool no_wait_gpu);
1310
1311/* nouveau_fence.c */
1312struct nouveau_fence;
1313extern int nouveau_fence_init(struct drm_device *);
1314extern void nouveau_fence_fini(struct drm_device *);
1315extern int nouveau_fence_channel_init(struct nouveau_channel *);
1316extern void nouveau_fence_channel_fini(struct nouveau_channel *);
1317extern void nouveau_fence_update(struct nouveau_channel *);
1318extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1319			     bool emit);
1320extern int nouveau_fence_emit(struct nouveau_fence *);
1321extern void nouveau_fence_work(struct nouveau_fence *fence,
1322			       void (*work)(void *priv, bool signalled),
1323			       void *priv);
1324struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1325
1326extern bool __nouveau_fence_signalled(void *obj, void *arg);
1327extern int __nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1328extern int __nouveau_fence_flush(void *obj, void *arg);
1329extern void __nouveau_fence_unref(void **obj);
1330extern void *__nouveau_fence_ref(void *obj);
1331
1332static inline bool nouveau_fence_signalled(struct nouveau_fence *obj)
1333{
1334	return __nouveau_fence_signalled(obj, NULL);
1335}
1336static inline int
1337nouveau_fence_wait(struct nouveau_fence *obj, bool lazy, bool intr)
1338{
1339	return __nouveau_fence_wait(obj, NULL, lazy, intr);
1340}
1341extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
1342static inline int nouveau_fence_flush(struct nouveau_fence *obj)
1343{
1344	return __nouveau_fence_flush(obj, NULL);
1345}
1346static inline void nouveau_fence_unref(struct nouveau_fence **obj)
1347{
1348	__nouveau_fence_unref((void **)obj);
1349}
1350static inline struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *obj)
1351{
1352	return __nouveau_fence_ref(obj);
1353}
1354
1355/* nouveau_gem.c */
1356extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1357			   int size, int align, uint32_t flags,
1358			   uint32_t tile_mode, uint32_t tile_flags,
1359			   bool no_vm, bool mappable, struct nouveau_bo **);
1360extern int nouveau_gem_object_new(struct drm_gem_object *);
1361extern void nouveau_gem_object_del(struct drm_gem_object *);
1362extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1363				 struct drm_file *);
1364extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1365				     struct drm_file *);
1366extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1367				      struct drm_file *);
1368extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1369				      struct drm_file *);
1370extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1371				  struct drm_file *);
1372
1373/* nouveau_display.c */
1374int nouveau_vblank_enable(struct drm_device *dev, int crtc);
1375void nouveau_vblank_disable(struct drm_device *dev, int crtc);
1376int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
1377			   struct drm_pending_vblank_event *event);
1378int nouveau_finish_page_flip(struct nouveau_channel *,
1379			     struct nouveau_page_flip_state *);
1380
1381/* nv10_gpio.c */
1382int nv10_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1383int nv10_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1384
1385/* nv50_gpio.c */
1386int nv50_gpio_init(struct drm_device *dev);
1387void nv50_gpio_fini(struct drm_device *dev);
1388int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1389int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1390int  nv50_gpio_irq_register(struct drm_device *, enum dcb_gpio_tag,
1391			    void (*)(void *, int), void *);
1392void nv50_gpio_irq_unregister(struct drm_device *, enum dcb_gpio_tag,
1393			      void (*)(void *, int), void *);
1394bool nv50_gpio_irq_enable(struct drm_device *, enum dcb_gpio_tag, bool on);
1395
1396/* nv50_calc. */
1397int nv50_calc_pll(struct drm_device *, struct pll_lims *, int clk,
1398		  int *N1, int *M1, int *N2, int *M2, int *P);
1399int nv50_calc_pll2(struct drm_device *, struct pll_lims *,
1400		   int clk, int *N, int *fN, int *M, int *P);
1401
1402#ifndef ioread32_native
1403#ifdef __BIG_ENDIAN
1404#define ioread16_native ioread16be
1405#define iowrite16_native iowrite16be
1406#define ioread32_native  ioread32be
1407#define iowrite32_native iowrite32be
1408#else /* def __BIG_ENDIAN */
1409#define ioread16_native ioread16
1410#define iowrite16_native iowrite16
1411#define ioread32_native  ioread32
1412#define iowrite32_native iowrite32
1413#endif /* def __BIG_ENDIAN else */
1414#endif /* !ioread32_native */
1415
1416/* channel control reg access */
1417static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1418{
1419	return ioread32_native(chan->user + reg);
1420}
1421
1422static inline void nvchan_wr32(struct nouveau_channel *chan,
1423							unsigned reg, u32 val)
1424{
1425	iowrite32_native(val, chan->user + reg);
1426}
1427
1428/* register access */
1429static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1430{
1431	struct drm_nouveau_private *dev_priv = dev->dev_private;
1432	return ioread32_native(dev_priv->mmio + reg);
1433}
1434
1435static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1436{
1437	struct drm_nouveau_private *dev_priv = dev->dev_private;
1438	iowrite32_native(val, dev_priv->mmio + reg);
1439}
1440
1441static inline u32 nv_mask(struct drm_device *dev, u32 reg, u32 mask, u32 val)
1442{
1443	u32 tmp = nv_rd32(dev, reg);
1444	nv_wr32(dev, reg, (tmp & ~mask) | val);
1445	return tmp;
1446}
1447
1448static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1449{
1450	struct drm_nouveau_private *dev_priv = dev->dev_private;
1451	return ioread8(dev_priv->mmio + reg);
1452}
1453
1454static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1455{
1456	struct drm_nouveau_private *dev_priv = dev->dev_private;
1457	iowrite8(val, dev_priv->mmio + reg);
1458}
1459
1460#define nv_wait(dev, reg, mask, val) \
1461	nouveau_wait_eq(dev, 2000000000ULL, (reg), (mask), (val))
1462#define nv_wait_ne(dev, reg, mask, val) \
1463	nouveau_wait_ne(dev, 2000000000ULL, (reg), (mask), (val))
1464
1465/* PRAMIN access */
1466static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1467{
1468	struct drm_nouveau_private *dev_priv = dev->dev_private;
1469	return ioread32_native(dev_priv->ramin + offset);
1470}
1471
1472static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1473{
1474	struct drm_nouveau_private *dev_priv = dev->dev_private;
1475	iowrite32_native(val, dev_priv->ramin + offset);
1476}
1477
1478/* object access */
1479extern u32 nv_ro32(struct nouveau_gpuobj *, u32 offset);
1480extern void nv_wo32(struct nouveau_gpuobj *, u32 offset, u32 val);
1481
1482/*
1483 * Logging
1484 * Argument d is (struct drm_device *).
1485 */
1486#define NV_PRINTK(level, d, fmt, arg...) \
1487	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1488					pci_name(d->pdev), ##arg)
1489#ifndef NV_DEBUG_NOTRACE
1490#define NV_DEBUG(d, fmt, arg...) do {                                          \
1491	if (drm_debug & DRM_UT_DRIVER) {                                       \
1492		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1493			  __LINE__, ##arg);                                    \
1494	}                                                                      \
1495} while (0)
1496#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1497	if (drm_debug & DRM_UT_KMS) {                                          \
1498		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1499			  __LINE__, ##arg);                                    \
1500	}                                                                      \
1501} while (0)
1502#else
1503#define NV_DEBUG(d, fmt, arg...) do {                                          \
1504	if (drm_debug & DRM_UT_DRIVER)                                         \
1505		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1506} while (0)
1507#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1508	if (drm_debug & DRM_UT_KMS)                                            \
1509		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1510} while (0)
1511#endif
1512#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1513#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1514#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1515#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1516#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1517
1518/* nouveau_reg_debug bitmask */
1519enum {
1520	NOUVEAU_REG_DEBUG_MC             = 0x1,
1521	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1522	NOUVEAU_REG_DEBUG_FB             = 0x4,
1523	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1524	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1525	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1526	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1527	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1528	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1529	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1530};
1531
1532#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1533	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1534		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1535} while (0)
1536
1537static inline bool
1538nv_two_heads(struct drm_device *dev)
1539{
1540	struct drm_nouveau_private *dev_priv = dev->dev_private;
1541	const int impl = dev->pci_device & 0x0ff0;
1542
1543	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1544	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1545		return true;
1546
1547	return false;
1548}
1549
1550static inline bool
1551nv_gf4_disp_arch(struct drm_device *dev)
1552{
1553	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1554}
1555
1556static inline bool
1557nv_two_reg_pll(struct drm_device *dev)
1558{
1559	struct drm_nouveau_private *dev_priv = dev->dev_private;
1560	const int impl = dev->pci_device & 0x0ff0;
1561
1562	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1563		return true;
1564	return false;
1565}
1566
1567static inline bool
1568nv_match_device(struct drm_device *dev, unsigned device,
1569		unsigned sub_vendor, unsigned sub_device)
1570{
1571	return dev->pdev->device == device &&
1572		dev->pdev->subsystem_vendor == sub_vendor &&
1573		dev->pdev->subsystem_device == sub_device;
1574}
1575
1576/* memory type/access flags, do not match hardware values */
1577#define NV_MEM_ACCESS_RO  1
1578#define NV_MEM_ACCESS_WO  2
1579#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
1580#define NV_MEM_ACCESS_SYS 4
1581#define NV_MEM_ACCESS_VM  8
1582
1583#define NV_MEM_TARGET_VRAM        0
1584#define NV_MEM_TARGET_PCI         1
1585#define NV_MEM_TARGET_PCI_NOSNOOP 2
1586#define NV_MEM_TARGET_VM          3
1587#define NV_MEM_TARGET_GART        4
1588
1589#define NV_MEM_TYPE_VM 0x7f
1590#define NV_MEM_COMP_VM 0x03
1591
1592/* NV_SW object class */
1593#define NV_SW                                                        0x0000506e
1594#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1595#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1596#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1597#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1598#define NV_SW_YIELD                                                  0x00000080
1599#define NV_SW_DMA_VBLSEM                                             0x0000018c
1600#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1601#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1602#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1603#define NV_SW_PAGE_FLIP                                              0x00000500
1604
1605#endif /* __NOUVEAU_DRV_H__ */
1606