nouveau_drv.h revision 78ad0f7bf2bb667729581f099781fc0b7ae58fcc
1/*
2 * Copyright 2005 Stephane Marchesin.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __NOUVEAU_DRV_H__
26#define __NOUVEAU_DRV_H__
27
28#define DRIVER_AUTHOR		"Stephane Marchesin"
29#define DRIVER_EMAIL		"dri-devel@lists.sourceforge.net"
30
31#define DRIVER_NAME		"nouveau"
32#define DRIVER_DESC		"nVidia Riva/TNT/GeForce"
33#define DRIVER_DATE		"20090420"
34
35#define DRIVER_MAJOR		0
36#define DRIVER_MINOR		0
37#define DRIVER_PATCHLEVEL	16
38
39#define NOUVEAU_FAMILY   0x0000FFFF
40#define NOUVEAU_FLAGS    0xFFFF0000
41
42#include "ttm/ttm_bo_api.h"
43#include "ttm/ttm_bo_driver.h"
44#include "ttm/ttm_placement.h"
45#include "ttm/ttm_memory.h"
46#include "ttm/ttm_module.h"
47
48struct nouveau_fpriv {
49	struct ttm_object_file *tfile;
50};
51
52#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
53
54#include "nouveau_drm.h"
55#include "nouveau_reg.h"
56#include "nouveau_bios.h"
57struct nouveau_grctx;
58
59#define MAX_NUM_DCB_ENTRIES 16
60
61#define NOUVEAU_MAX_CHANNEL_NR 128
62#define NOUVEAU_MAX_TILE_NR 15
63
64#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
65#define NV50_VM_BLOCK    (512*1024*1024ULL)
66#define NV50_VM_VRAM_NR  (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
67
68struct nouveau_tile_reg {
69	struct nouveau_fence *fence;
70	uint32_t addr;
71	uint32_t size;
72	bool used;
73};
74
75struct nouveau_bo {
76	struct ttm_buffer_object bo;
77	struct ttm_placement placement;
78	u32 placements[3];
79	u32 busy_placements[3];
80	struct ttm_bo_kmap_obj kmap;
81	struct list_head head;
82
83	/* protected by ttm_bo_reserve() */
84	struct drm_file *reserved_by;
85	struct list_head entry;
86	int pbbo_index;
87	bool validate_mapped;
88
89	struct nouveau_channel *channel;
90
91	bool mappable;
92	bool no_vm;
93
94	uint32_t tile_mode;
95	uint32_t tile_flags;
96	struct nouveau_tile_reg *tile;
97
98	struct drm_gem_object *gem;
99	struct drm_file *cpu_filp;
100	int pin_refcnt;
101};
102
103static inline struct nouveau_bo *
104nouveau_bo(struct ttm_buffer_object *bo)
105{
106	return container_of(bo, struct nouveau_bo, bo);
107}
108
109static inline struct nouveau_bo *
110nouveau_gem_object(struct drm_gem_object *gem)
111{
112	return gem ? gem->driver_private : NULL;
113}
114
115/* TODO: submit equivalent to TTM generic API upstream? */
116static inline void __iomem *
117nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo)
118{
119	bool is_iomem;
120	void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual(
121						&nvbo->kmap, &is_iomem);
122	WARN_ON_ONCE(ioptr && !is_iomem);
123	return ioptr;
124}
125
126struct mem_block {
127	struct mem_block *next;
128	struct mem_block *prev;
129	uint64_t start;
130	uint64_t size;
131	struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
132};
133
134enum nouveau_flags {
135	NV_NFORCE   = 0x10000000,
136	NV_NFORCE2  = 0x20000000
137};
138
139#define NVOBJ_ENGINE_SW		0
140#define NVOBJ_ENGINE_GR		1
141#define NVOBJ_ENGINE_DISPLAY	2
142#define NVOBJ_ENGINE_INT	0xdeadbeef
143
144#define NVOBJ_FLAG_ALLOW_NO_REFS	(1 << 0)
145#define NVOBJ_FLAG_ZERO_ALLOC		(1 << 1)
146#define NVOBJ_FLAG_ZERO_FREE		(1 << 2)
147#define NVOBJ_FLAG_FAKE			(1 << 3)
148struct nouveau_gpuobj {
149	struct list_head list;
150
151	struct nouveau_channel *im_channel;
152	struct mem_block *im_pramin;
153	struct nouveau_bo *im_backing;
154	uint32_t im_backing_start;
155	uint32_t *im_backing_suspend;
156	int im_bound;
157
158	uint32_t flags;
159	int refcount;
160
161	uint32_t engine;
162	uint32_t class;
163
164	void (*dtor)(struct drm_device *, struct nouveau_gpuobj *);
165	void *priv;
166};
167
168struct nouveau_gpuobj_ref {
169	struct list_head list;
170
171	struct nouveau_gpuobj *gpuobj;
172	uint32_t instance;
173
174	struct nouveau_channel *channel;
175	int handle;
176};
177
178struct nouveau_channel {
179	struct drm_device *dev;
180	int id;
181
182	/* owner of this fifo */
183	struct drm_file *file_priv;
184	/* mapping of the fifo itself */
185	struct drm_local_map *map;
186
187	/* mapping of the regs controling the fifo */
188	void __iomem *user;
189	uint32_t user_get;
190	uint32_t user_put;
191
192	/* Fencing */
193	struct {
194		/* lock protects the pending list only */
195		spinlock_t lock;
196		struct list_head pending;
197		uint32_t sequence;
198		uint32_t sequence_ack;
199		uint32_t last_sequence_irq;
200	} fence;
201
202	/* DMA push buffer */
203	struct nouveau_gpuobj_ref *pushbuf;
204	struct nouveau_bo         *pushbuf_bo;
205	uint32_t                   pushbuf_base;
206
207	/* Notifier memory */
208	struct nouveau_bo *notifier_bo;
209	struct mem_block *notifier_heap;
210
211	/* PFIFO context */
212	struct nouveau_gpuobj_ref *ramfc;
213	struct nouveau_gpuobj_ref *cache;
214
215	/* PGRAPH context */
216	/* XXX may be merge 2 pointers as private data ??? */
217	struct nouveau_gpuobj_ref *ramin_grctx;
218	void *pgraph_ctx;
219
220	/* NV50 VM */
221	struct nouveau_gpuobj     *vm_pd;
222	struct nouveau_gpuobj_ref *vm_gart_pt;
223	struct nouveau_gpuobj_ref *vm_vram_pt[NV50_VM_VRAM_NR];
224
225	/* Objects */
226	struct nouveau_gpuobj_ref *ramin; /* Private instmem */
227	struct mem_block          *ramin_heap; /* Private PRAMIN heap */
228	struct nouveau_gpuobj_ref *ramht; /* Hash table */
229	struct list_head           ramht_refs; /* Objects referenced by RAMHT */
230
231	/* GPU object info for stuff used in-kernel (mm_enabled) */
232	uint32_t m2mf_ntfy;
233	uint32_t vram_handle;
234	uint32_t gart_handle;
235	bool accel_done;
236
237	/* Push buffer state (only for drm's channel on !mm_enabled) */
238	struct {
239		int max;
240		int free;
241		int cur;
242		int put;
243		/* access via pushbuf_bo */
244
245		int ib_base;
246		int ib_max;
247		int ib_free;
248		int ib_put;
249	} dma;
250
251	uint32_t sw_subchannel[8];
252
253	struct {
254		struct nouveau_gpuobj *vblsem;
255		uint32_t vblsem_offset;
256		uint32_t vblsem_rval;
257		struct list_head vbl_wait;
258	} nvsw;
259
260	struct {
261		bool active;
262		char name[32];
263		struct drm_info_list info;
264	} debugfs;
265};
266
267struct nouveau_instmem_engine {
268	void	*priv;
269
270	int	(*init)(struct drm_device *dev);
271	void	(*takedown)(struct drm_device *dev);
272	int	(*suspend)(struct drm_device *dev);
273	void	(*resume)(struct drm_device *dev);
274
275	int	(*populate)(struct drm_device *, struct nouveau_gpuobj *,
276			    uint32_t *size);
277	void	(*clear)(struct drm_device *, struct nouveau_gpuobj *);
278	int	(*bind)(struct drm_device *, struct nouveau_gpuobj *);
279	int	(*unbind)(struct drm_device *, struct nouveau_gpuobj *);
280	void	(*prepare_access)(struct drm_device *, bool write);
281	void	(*finish_access)(struct drm_device *);
282};
283
284struct nouveau_mc_engine {
285	int  (*init)(struct drm_device *dev);
286	void (*takedown)(struct drm_device *dev);
287};
288
289struct nouveau_timer_engine {
290	int      (*init)(struct drm_device *dev);
291	void     (*takedown)(struct drm_device *dev);
292	uint64_t (*read)(struct drm_device *dev);
293};
294
295struct nouveau_fb_engine {
296	int num_tiles;
297
298	int  (*init)(struct drm_device *dev);
299	void (*takedown)(struct drm_device *dev);
300
301	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
302				 uint32_t size, uint32_t pitch);
303};
304
305struct nouveau_fifo_engine {
306	void *priv;
307
308	int  channels;
309
310	int  (*init)(struct drm_device *);
311	void (*takedown)(struct drm_device *);
312
313	void (*disable)(struct drm_device *);
314	void (*enable)(struct drm_device *);
315	bool (*reassign)(struct drm_device *, bool enable);
316	bool (*cache_flush)(struct drm_device *dev);
317	bool (*cache_pull)(struct drm_device *dev, bool enable);
318
319	int  (*channel_id)(struct drm_device *);
320
321	int  (*create_context)(struct nouveau_channel *);
322	void (*destroy_context)(struct nouveau_channel *);
323	int  (*load_context)(struct nouveau_channel *);
324	int  (*unload_context)(struct drm_device *);
325};
326
327struct nouveau_pgraph_object_method {
328	int id;
329	int (*exec)(struct nouveau_channel *chan, int grclass, int mthd,
330		      uint32_t data);
331};
332
333struct nouveau_pgraph_object_class {
334	int id;
335	bool software;
336	struct nouveau_pgraph_object_method *methods;
337};
338
339struct nouveau_pgraph_engine {
340	struct nouveau_pgraph_object_class *grclass;
341	bool accel_blocked;
342	void *ctxprog;
343	void *ctxvals;
344	int grctx_size;
345
346	int  (*init)(struct drm_device *);
347	void (*takedown)(struct drm_device *);
348
349	void (*fifo_access)(struct drm_device *, bool);
350
351	struct nouveau_channel *(*channel)(struct drm_device *);
352	int  (*create_context)(struct nouveau_channel *);
353	void (*destroy_context)(struct nouveau_channel *);
354	int  (*load_context)(struct nouveau_channel *);
355	int  (*unload_context)(struct drm_device *);
356
357	void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
358				  uint32_t size, uint32_t pitch);
359};
360
361struct nouveau_engine {
362	struct nouveau_instmem_engine instmem;
363	struct nouveau_mc_engine      mc;
364	struct nouveau_timer_engine   timer;
365	struct nouveau_fb_engine      fb;
366	struct nouveau_pgraph_engine  graph;
367	struct nouveau_fifo_engine    fifo;
368};
369
370struct nouveau_pll_vals {
371	union {
372		struct {
373#ifdef __BIG_ENDIAN
374			uint8_t N1, M1, N2, M2;
375#else
376			uint8_t M1, N1, M2, N2;
377#endif
378		};
379		struct {
380			uint16_t NM1, NM2;
381		} __attribute__((packed));
382	};
383	int log2P;
384
385	int refclk;
386};
387
388enum nv04_fp_display_regs {
389	FP_DISPLAY_END,
390	FP_TOTAL,
391	FP_CRTC,
392	FP_SYNC_START,
393	FP_SYNC_END,
394	FP_VALID_START,
395	FP_VALID_END
396};
397
398struct nv04_crtc_reg {
399	unsigned char MiscOutReg;     /* */
400	uint8_t CRTC[0x9f];
401	uint8_t CR58[0x10];
402	uint8_t Sequencer[5];
403	uint8_t Graphics[9];
404	uint8_t Attribute[21];
405	unsigned char DAC[768];       /* Internal Colorlookuptable */
406
407	/* PCRTC regs */
408	uint32_t fb_start;
409	uint32_t crtc_cfg;
410	uint32_t cursor_cfg;
411	uint32_t gpio_ext;
412	uint32_t crtc_830;
413	uint32_t crtc_834;
414	uint32_t crtc_850;
415	uint32_t crtc_eng_ctrl;
416
417	/* PRAMDAC regs */
418	uint32_t nv10_cursync;
419	struct nouveau_pll_vals pllvals;
420	uint32_t ramdac_gen_ctrl;
421	uint32_t ramdac_630;
422	uint32_t ramdac_634;
423	uint32_t tv_setup;
424	uint32_t tv_vtotal;
425	uint32_t tv_vskew;
426	uint32_t tv_vsync_delay;
427	uint32_t tv_htotal;
428	uint32_t tv_hskew;
429	uint32_t tv_hsync_delay;
430	uint32_t tv_hsync_delay2;
431	uint32_t fp_horiz_regs[7];
432	uint32_t fp_vert_regs[7];
433	uint32_t dither;
434	uint32_t fp_control;
435	uint32_t dither_regs[6];
436	uint32_t fp_debug_0;
437	uint32_t fp_debug_1;
438	uint32_t fp_debug_2;
439	uint32_t fp_margin_color;
440	uint32_t ramdac_8c0;
441	uint32_t ramdac_a20;
442	uint32_t ramdac_a24;
443	uint32_t ramdac_a34;
444	uint32_t ctv_regs[38];
445};
446
447struct nv04_output_reg {
448	uint32_t output;
449	int head;
450};
451
452struct nv04_mode_state {
453	uint32_t bpp;
454	uint32_t width;
455	uint32_t height;
456	uint32_t interlace;
457	uint32_t repaint0;
458	uint32_t repaint1;
459	uint32_t screen;
460	uint32_t scale;
461	uint32_t dither;
462	uint32_t extra;
463	uint32_t fifo;
464	uint32_t pixel;
465	uint32_t horiz;
466	int arbitration0;
467	int arbitration1;
468	uint32_t pll;
469	uint32_t pllB;
470	uint32_t vpll;
471	uint32_t vpll2;
472	uint32_t vpllB;
473	uint32_t vpll2B;
474	uint32_t pllsel;
475	uint32_t sel_clk;
476	uint32_t general;
477	uint32_t crtcOwner;
478	uint32_t head;
479	uint32_t head2;
480	uint32_t cursorConfig;
481	uint32_t cursor0;
482	uint32_t cursor1;
483	uint32_t cursor2;
484	uint32_t timingH;
485	uint32_t timingV;
486	uint32_t displayV;
487	uint32_t crtcSync;
488
489	struct nv04_crtc_reg crtc_reg[2];
490};
491
492enum nouveau_card_type {
493	NV_04      = 0x00,
494	NV_10      = 0x10,
495	NV_20      = 0x20,
496	NV_30      = 0x30,
497	NV_40      = 0x40,
498	NV_50      = 0x50,
499};
500
501struct drm_nouveau_private {
502	struct drm_device *dev;
503	enum {
504		NOUVEAU_CARD_INIT_DOWN,
505		NOUVEAU_CARD_INIT_DONE,
506		NOUVEAU_CARD_INIT_FAILED
507	} init_state;
508
509	/* the card type, takes NV_* as values */
510	enum nouveau_card_type card_type;
511	/* exact chipset, derived from NV_PMC_BOOT_0 */
512	int chipset;
513	int flags;
514
515	void __iomem *mmio;
516	void __iomem *ramin;
517	uint32_t ramin_size;
518
519	struct nouveau_bo *vga_ram;
520
521	struct workqueue_struct *wq;
522	struct work_struct irq_work;
523
524	struct list_head vbl_waiting;
525
526	struct {
527		struct ttm_global_reference mem_global_ref;
528		struct ttm_bo_global_ref bo_global_ref;
529		struct ttm_bo_device bdev;
530		spinlock_t bo_list_lock;
531		struct list_head bo_list;
532		atomic_t validate_sequence;
533	} ttm;
534
535	struct fb_info *fbdev_info;
536
537	int fifo_alloc_count;
538	struct nouveau_channel *fifos[NOUVEAU_MAX_CHANNEL_NR];
539
540	struct nouveau_engine engine;
541	struct nouveau_channel *channel;
542
543	/* For PFIFO and PGRAPH. */
544	spinlock_t context_switch_lock;
545
546	/* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */
547	struct nouveau_gpuobj *ramht;
548	uint32_t ramin_rsvd_vram;
549	uint32_t ramht_offset;
550	uint32_t ramht_size;
551	uint32_t ramht_bits;
552	uint32_t ramfc_offset;
553	uint32_t ramfc_size;
554	uint32_t ramro_offset;
555	uint32_t ramro_size;
556
557	/* base physical addresses */
558	uint64_t fb_phys;
559	uint64_t fb_available_size;
560	uint64_t fb_mappable_pages;
561	uint64_t fb_aper_free;
562
563	struct {
564		enum {
565			NOUVEAU_GART_NONE = 0,
566			NOUVEAU_GART_AGP,
567			NOUVEAU_GART_SGDMA
568		} type;
569		uint64_t aper_base;
570		uint64_t aper_size;
571		uint64_t aper_free;
572
573		struct nouveau_gpuobj *sg_ctxdma;
574		struct page *sg_dummy_page;
575		dma_addr_t sg_dummy_bus;
576
577		/* nottm hack */
578		struct drm_ttm_backend *sg_be;
579		unsigned long sg_handle;
580	} gart_info;
581
582	/* nv10-nv40 tiling regions */
583	struct {
584		struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
585		spinlock_t lock;
586	} tile;
587
588	/* G8x/G9x virtual address space */
589	uint64_t vm_gart_base;
590	uint64_t vm_gart_size;
591	uint64_t vm_vram_base;
592	uint64_t vm_vram_size;
593	uint64_t vm_end;
594	struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
595	int vm_vram_pt_nr;
596	uint64_t vram_sys_base;
597
598	/* the mtrr covering the FB */
599	int fb_mtrr;
600
601	struct mem_block *ramin_heap;
602
603	/* context table pointed to be NV_PGRAPH_CHANNEL_CTX_TABLE (0x400780) */
604	uint32_t ctx_table_size;
605	struct nouveau_gpuobj_ref *ctx_table;
606
607	struct list_head gpuobj_list;
608
609	struct nvbios vbios;
610
611	struct nv04_mode_state mode_reg;
612	struct nv04_mode_state saved_reg;
613	uint32_t saved_vga_font[4][16384];
614	uint32_t crtc_owner;
615	uint32_t dac_users[4];
616
617	struct nouveau_suspend_resume {
618		uint32_t fifo_mode;
619		uint32_t graph_ctx_control;
620		uint32_t graph_state;
621		uint32_t *ramin_copy;
622		uint64_t ramin_size;
623	} susres;
624
625	struct backlight_device *backlight;
626
627	struct nouveau_channel *evo;
628
629	struct {
630		struct dentry *channel_root;
631	} debugfs;
632};
633
634static inline struct drm_nouveau_private *
635nouveau_bdev(struct ttm_bo_device *bd)
636{
637	return container_of(bd, struct drm_nouveau_private, ttm.bdev);
638}
639
640static inline int
641nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo)
642{
643	struct nouveau_bo *prev;
644
645	if (!pnvbo)
646		return -EINVAL;
647	prev = *pnvbo;
648
649	*pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL;
650	if (prev) {
651		struct ttm_buffer_object *bo = &prev->bo;
652
653		ttm_bo_unref(&bo);
654	}
655
656	return 0;
657}
658
659#define NOUVEAU_CHECK_INITIALISED_WITH_RETURN do {            \
660	struct drm_nouveau_private *nv = dev->dev_private;    \
661	if (nv->init_state != NOUVEAU_CARD_INIT_DONE) {       \
662		NV_ERROR(dev, "called without init\n");       \
663		return -EINVAL;                               \
664	}                                                     \
665} while (0)
666
667#define NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(id, cl, ch) do {    \
668	struct drm_nouveau_private *nv = dev->dev_private;       \
669	if (!nouveau_channel_owner(dev, (cl), (id))) {           \
670		NV_ERROR(dev, "pid %d doesn't own channel %d\n", \
671			 DRM_CURRENTPID, (id));                  \
672		return -EPERM;                                   \
673	}                                                        \
674	(ch) = nv->fifos[(id)];                                  \
675} while (0)
676
677/* nouveau_drv.c */
678extern int nouveau_noagp;
679extern int nouveau_duallink;
680extern int nouveau_uscript_lvds;
681extern int nouveau_uscript_tmds;
682extern int nouveau_vram_pushbuf;
683extern int nouveau_vram_notify;
684extern int nouveau_fbpercrtc;
685extern int nouveau_tv_disable;
686extern char *nouveau_tv_norm;
687extern int nouveau_reg_debug;
688extern char *nouveau_vbios;
689extern int nouveau_ctxfw;
690extern int nouveau_ignorelid;
691extern int nouveau_nofbaccel;
692extern int nouveau_noaccel;
693extern int nouveau_override_conntype;
694
695extern int nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state);
696extern int nouveau_pci_resume(struct pci_dev *pdev);
697
698/* nouveau_state.c */
699extern void nouveau_preclose(struct drm_device *dev, struct drm_file *);
700extern int  nouveau_load(struct drm_device *, unsigned long flags);
701extern int  nouveau_firstopen(struct drm_device *);
702extern void nouveau_lastclose(struct drm_device *);
703extern int  nouveau_unload(struct drm_device *);
704extern int  nouveau_ioctl_getparam(struct drm_device *, void *data,
705				   struct drm_file *);
706extern int  nouveau_ioctl_setparam(struct drm_device *, void *data,
707				   struct drm_file *);
708extern bool nouveau_wait_until(struct drm_device *, uint64_t timeout,
709			       uint32_t reg, uint32_t mask, uint32_t val);
710extern bool nouveau_wait_for_idle(struct drm_device *);
711extern int  nouveau_card_init(struct drm_device *);
712
713/* nouveau_mem.c */
714extern int  nouveau_mem_init_heap(struct mem_block **, uint64_t start,
715				 uint64_t size);
716extern struct mem_block *nouveau_mem_alloc_block(struct mem_block *,
717						 uint64_t size, int align2,
718						 struct drm_file *, int tail);
719extern void nouveau_mem_takedown(struct mem_block **heap);
720extern void nouveau_mem_free_block(struct mem_block *);
721extern uint64_t nouveau_mem_fb_amount(struct drm_device *);
722extern void nouveau_mem_release(struct drm_file *, struct mem_block *heap);
723extern int  nouveau_mem_init(struct drm_device *);
724extern int  nouveau_mem_init_agp(struct drm_device *);
725extern void nouveau_mem_close(struct drm_device *);
726extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
727						    uint32_t addr,
728						    uint32_t size,
729						    uint32_t pitch);
730extern void nv10_mem_expire_tiling(struct drm_device *dev,
731				   struct nouveau_tile_reg *tile,
732				   struct nouveau_fence *fence);
733extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
734				    uint32_t size, uint32_t flags,
735				    uint64_t phys);
736extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
737			       uint32_t size);
738
739/* nouveau_notifier.c */
740extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
741extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
742extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
743				   int cout, uint32_t *offset);
744extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
745extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
746					 struct drm_file *);
747extern int  nouveau_ioctl_notifier_free(struct drm_device *, void *data,
748					struct drm_file *);
749
750/* nouveau_channel.c */
751extern struct drm_ioctl_desc nouveau_ioctls[];
752extern int nouveau_max_ioctl;
753extern void nouveau_channel_cleanup(struct drm_device *, struct drm_file *);
754extern int  nouveau_channel_owner(struct drm_device *, struct drm_file *,
755				  int channel);
756extern int  nouveau_channel_alloc(struct drm_device *dev,
757				  struct nouveau_channel **chan,
758				  struct drm_file *file_priv,
759				  uint32_t fb_ctxdma, uint32_t tt_ctxdma);
760extern void nouveau_channel_free(struct nouveau_channel *);
761
762/* nouveau_object.c */
763extern int  nouveau_gpuobj_early_init(struct drm_device *);
764extern int  nouveau_gpuobj_init(struct drm_device *);
765extern void nouveau_gpuobj_takedown(struct drm_device *);
766extern void nouveau_gpuobj_late_takedown(struct drm_device *);
767extern int  nouveau_gpuobj_suspend(struct drm_device *dev);
768extern void nouveau_gpuobj_suspend_cleanup(struct drm_device *dev);
769extern void nouveau_gpuobj_resume(struct drm_device *dev);
770extern int nouveau_gpuobj_channel_init(struct nouveau_channel *,
771				       uint32_t vram_h, uint32_t tt_h);
772extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *);
773extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *,
774			      uint32_t size, int align, uint32_t flags,
775			      struct nouveau_gpuobj **);
776extern int nouveau_gpuobj_del(struct drm_device *, struct nouveau_gpuobj **);
777extern int nouveau_gpuobj_ref_add(struct drm_device *, struct nouveau_channel *,
778				  uint32_t handle, struct nouveau_gpuobj *,
779				  struct nouveau_gpuobj_ref **);
780extern int nouveau_gpuobj_ref_del(struct drm_device *,
781				  struct nouveau_gpuobj_ref **);
782extern int nouveau_gpuobj_ref_find(struct nouveau_channel *, uint32_t handle,
783				   struct nouveau_gpuobj_ref **ref_ret);
784extern int nouveau_gpuobj_new_ref(struct drm_device *,
785				  struct nouveau_channel *alloc_chan,
786				  struct nouveau_channel *ref_chan,
787				  uint32_t handle, uint32_t size, int align,
788				  uint32_t flags, struct nouveau_gpuobj_ref **);
789extern int nouveau_gpuobj_new_fake(struct drm_device *,
790				   uint32_t p_offset, uint32_t b_offset,
791				   uint32_t size, uint32_t flags,
792				   struct nouveau_gpuobj **,
793				   struct nouveau_gpuobj_ref**);
794extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class,
795				  uint64_t offset, uint64_t size, int access,
796				  int target, struct nouveau_gpuobj **);
797extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
798				       uint64_t offset, uint64_t size,
799				       int access, struct nouveau_gpuobj **,
800				       uint32_t *o_ret);
801extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
802				 struct nouveau_gpuobj **);
803extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
804				 struct nouveau_gpuobj **);
805extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
806				     struct drm_file *);
807extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
808				     struct drm_file *);
809
810/* nouveau_irq.c */
811extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
812extern void        nouveau_irq_preinstall(struct drm_device *);
813extern int         nouveau_irq_postinstall(struct drm_device *);
814extern void        nouveau_irq_uninstall(struct drm_device *);
815
816/* nouveau_sgdma.c */
817extern int nouveau_sgdma_init(struct drm_device *);
818extern void nouveau_sgdma_takedown(struct drm_device *);
819extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset,
820				  uint32_t *page);
821extern struct ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *);
822
823/* nouveau_debugfs.c */
824#if defined(CONFIG_DRM_NOUVEAU_DEBUG)
825extern int  nouveau_debugfs_init(struct drm_minor *);
826extern void nouveau_debugfs_takedown(struct drm_minor *);
827extern int  nouveau_debugfs_channel_init(struct nouveau_channel *);
828extern void nouveau_debugfs_channel_fini(struct nouveau_channel *);
829#else
830static inline int
831nouveau_debugfs_init(struct drm_minor *minor)
832{
833	return 0;
834}
835
836static inline void nouveau_debugfs_takedown(struct drm_minor *minor)
837{
838}
839
840static inline int
841nouveau_debugfs_channel_init(struct nouveau_channel *chan)
842{
843	return 0;
844}
845
846static inline void
847nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
848{
849}
850#endif
851
852/* nouveau_dma.c */
853extern void nouveau_dma_pre_init(struct nouveau_channel *);
854extern int  nouveau_dma_init(struct nouveau_channel *);
855extern int  nouveau_dma_wait(struct nouveau_channel *, int slots, int size);
856
857/* nouveau_acpi.c */
858#if defined(CONFIG_ACPI)
859void nouveau_register_dsm_handler(void);
860void nouveau_unregister_dsm_handler(void);
861#else
862static inline void nouveau_register_dsm_handler(void) {}
863static inline void nouveau_unregister_dsm_handler(void) {}
864#endif
865
866/* nouveau_backlight.c */
867#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
868extern int nouveau_backlight_init(struct drm_device *);
869extern void nouveau_backlight_exit(struct drm_device *);
870#else
871static inline int nouveau_backlight_init(struct drm_device *dev)
872{
873	return 0;
874}
875
876static inline void nouveau_backlight_exit(struct drm_device *dev) { }
877#endif
878
879/* nouveau_bios.c */
880extern int nouveau_bios_init(struct drm_device *);
881extern void nouveau_bios_takedown(struct drm_device *dev);
882extern int nouveau_run_vbios_init(struct drm_device *);
883extern void nouveau_bios_run_init_table(struct drm_device *, uint16_t table,
884					struct dcb_entry *);
885extern struct dcb_gpio_entry *nouveau_bios_gpio_entry(struct drm_device *,
886						      enum dcb_gpio_tag);
887extern struct dcb_connector_table_entry *
888nouveau_bios_connector_entry(struct drm_device *, int index);
889extern int get_pll_limits(struct drm_device *, uint32_t limit_match,
890			  struct pll_lims *);
891extern int nouveau_bios_run_display_table(struct drm_device *,
892					  struct dcb_entry *,
893					  uint32_t script, int pxclk);
894extern void *nouveau_bios_dp_table(struct drm_device *, struct dcb_entry *,
895				   int *length);
896extern bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
897extern uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
898extern int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
899					 bool *dl, bool *if_is_24bit);
900extern int run_tmds_table(struct drm_device *, struct dcb_entry *,
901			  int head, int pxclk);
902extern int call_lvds_script(struct drm_device *, struct dcb_entry *, int head,
903			    enum LVDS_script, int pxclk);
904
905/* nouveau_ttm.c */
906int nouveau_ttm_global_init(struct drm_nouveau_private *);
907void nouveau_ttm_global_release(struct drm_nouveau_private *);
908int nouveau_ttm_mmap(struct file *, struct vm_area_struct *);
909
910/* nouveau_dp.c */
911int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
912		     uint8_t *data, int data_nr);
913bool nouveau_dp_detect(struct drm_encoder *);
914bool nouveau_dp_link_train(struct drm_encoder *);
915
916/* nv04_fb.c */
917extern int  nv04_fb_init(struct drm_device *);
918extern void nv04_fb_takedown(struct drm_device *);
919
920/* nv10_fb.c */
921extern int  nv10_fb_init(struct drm_device *);
922extern void nv10_fb_takedown(struct drm_device *);
923extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
924				      uint32_t, uint32_t);
925
926/* nv40_fb.c */
927extern int  nv40_fb_init(struct drm_device *);
928extern void nv40_fb_takedown(struct drm_device *);
929extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
930				      uint32_t, uint32_t);
931
932/* nv50_fb.c */
933extern int  nv50_fb_init(struct drm_device *);
934extern void nv50_fb_takedown(struct drm_device *);
935
936/* nv04_fifo.c */
937extern int  nv04_fifo_init(struct drm_device *);
938extern void nv04_fifo_disable(struct drm_device *);
939extern void nv04_fifo_enable(struct drm_device *);
940extern bool nv04_fifo_reassign(struct drm_device *, bool);
941extern bool nv04_fifo_cache_flush(struct drm_device *);
942extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
943extern int  nv04_fifo_channel_id(struct drm_device *);
944extern int  nv04_fifo_create_context(struct nouveau_channel *);
945extern void nv04_fifo_destroy_context(struct nouveau_channel *);
946extern int  nv04_fifo_load_context(struct nouveau_channel *);
947extern int  nv04_fifo_unload_context(struct drm_device *);
948
949/* nv10_fifo.c */
950extern int  nv10_fifo_init(struct drm_device *);
951extern int  nv10_fifo_channel_id(struct drm_device *);
952extern int  nv10_fifo_create_context(struct nouveau_channel *);
953extern void nv10_fifo_destroy_context(struct nouveau_channel *);
954extern int  nv10_fifo_load_context(struct nouveau_channel *);
955extern int  nv10_fifo_unload_context(struct drm_device *);
956
957/* nv40_fifo.c */
958extern int  nv40_fifo_init(struct drm_device *);
959extern int  nv40_fifo_create_context(struct nouveau_channel *);
960extern void nv40_fifo_destroy_context(struct nouveau_channel *);
961extern int  nv40_fifo_load_context(struct nouveau_channel *);
962extern int  nv40_fifo_unload_context(struct drm_device *);
963
964/* nv50_fifo.c */
965extern int  nv50_fifo_init(struct drm_device *);
966extern void nv50_fifo_takedown(struct drm_device *);
967extern int  nv50_fifo_channel_id(struct drm_device *);
968extern int  nv50_fifo_create_context(struct nouveau_channel *);
969extern void nv50_fifo_destroy_context(struct nouveau_channel *);
970extern int  nv50_fifo_load_context(struct nouveau_channel *);
971extern int  nv50_fifo_unload_context(struct drm_device *);
972
973/* nv04_graph.c */
974extern struct nouveau_pgraph_object_class nv04_graph_grclass[];
975extern int  nv04_graph_init(struct drm_device *);
976extern void nv04_graph_takedown(struct drm_device *);
977extern void nv04_graph_fifo_access(struct drm_device *, bool);
978extern struct nouveau_channel *nv04_graph_channel(struct drm_device *);
979extern int  nv04_graph_create_context(struct nouveau_channel *);
980extern void nv04_graph_destroy_context(struct nouveau_channel *);
981extern int  nv04_graph_load_context(struct nouveau_channel *);
982extern int  nv04_graph_unload_context(struct drm_device *);
983extern void nv04_graph_context_switch(struct drm_device *);
984
985/* nv10_graph.c */
986extern struct nouveau_pgraph_object_class nv10_graph_grclass[];
987extern int  nv10_graph_init(struct drm_device *);
988extern void nv10_graph_takedown(struct drm_device *);
989extern struct nouveau_channel *nv10_graph_channel(struct drm_device *);
990extern int  nv10_graph_create_context(struct nouveau_channel *);
991extern void nv10_graph_destroy_context(struct nouveau_channel *);
992extern int  nv10_graph_load_context(struct nouveau_channel *);
993extern int  nv10_graph_unload_context(struct drm_device *);
994extern void nv10_graph_context_switch(struct drm_device *);
995extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
996					 uint32_t, uint32_t);
997
998/* nv20_graph.c */
999extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
1000extern struct nouveau_pgraph_object_class nv30_graph_grclass[];
1001extern int  nv20_graph_create_context(struct nouveau_channel *);
1002extern void nv20_graph_destroy_context(struct nouveau_channel *);
1003extern int  nv20_graph_load_context(struct nouveau_channel *);
1004extern int  nv20_graph_unload_context(struct drm_device *);
1005extern int  nv20_graph_init(struct drm_device *);
1006extern void nv20_graph_takedown(struct drm_device *);
1007extern int  nv30_graph_init(struct drm_device *);
1008extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1009					 uint32_t, uint32_t);
1010
1011/* nv40_graph.c */
1012extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
1013extern int  nv40_graph_init(struct drm_device *);
1014extern void nv40_graph_takedown(struct drm_device *);
1015extern struct nouveau_channel *nv40_graph_channel(struct drm_device *);
1016extern int  nv40_graph_create_context(struct nouveau_channel *);
1017extern void nv40_graph_destroy_context(struct nouveau_channel *);
1018extern int  nv40_graph_load_context(struct nouveau_channel *);
1019extern int  nv40_graph_unload_context(struct drm_device *);
1020extern void nv40_grctx_init(struct nouveau_grctx *);
1021extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
1022					 uint32_t, uint32_t);
1023
1024/* nv50_graph.c */
1025extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
1026extern int  nv50_graph_init(struct drm_device *);
1027extern void nv50_graph_takedown(struct drm_device *);
1028extern void nv50_graph_fifo_access(struct drm_device *, bool);
1029extern struct nouveau_channel *nv50_graph_channel(struct drm_device *);
1030extern int  nv50_graph_create_context(struct nouveau_channel *);
1031extern void nv50_graph_destroy_context(struct nouveau_channel *);
1032extern int  nv50_graph_load_context(struct nouveau_channel *);
1033extern int  nv50_graph_unload_context(struct drm_device *);
1034extern void nv50_graph_context_switch(struct drm_device *);
1035extern int  nv50_grctx_init(struct nouveau_grctx *);
1036
1037/* nouveau_grctx.c */
1038extern int  nouveau_grctx_prog_load(struct drm_device *);
1039extern void nouveau_grctx_vals_load(struct drm_device *,
1040				    struct nouveau_gpuobj *);
1041extern void nouveau_grctx_fini(struct drm_device *);
1042
1043/* nv04_instmem.c */
1044extern int  nv04_instmem_init(struct drm_device *);
1045extern void nv04_instmem_takedown(struct drm_device *);
1046extern int  nv04_instmem_suspend(struct drm_device *);
1047extern void nv04_instmem_resume(struct drm_device *);
1048extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1049				  uint32_t *size);
1050extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1051extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1052extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1053extern void nv04_instmem_prepare_access(struct drm_device *, bool write);
1054extern void nv04_instmem_finish_access(struct drm_device *);
1055
1056/* nv50_instmem.c */
1057extern int  nv50_instmem_init(struct drm_device *);
1058extern void nv50_instmem_takedown(struct drm_device *);
1059extern int  nv50_instmem_suspend(struct drm_device *);
1060extern void nv50_instmem_resume(struct drm_device *);
1061extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
1062				  uint32_t *size);
1063extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
1064extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
1065extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
1066extern void nv50_instmem_prepare_access(struct drm_device *, bool write);
1067extern void nv50_instmem_finish_access(struct drm_device *);
1068
1069/* nv04_mc.c */
1070extern int  nv04_mc_init(struct drm_device *);
1071extern void nv04_mc_takedown(struct drm_device *);
1072
1073/* nv40_mc.c */
1074extern int  nv40_mc_init(struct drm_device *);
1075extern void nv40_mc_takedown(struct drm_device *);
1076
1077/* nv50_mc.c */
1078extern int  nv50_mc_init(struct drm_device *);
1079extern void nv50_mc_takedown(struct drm_device *);
1080
1081/* nv04_timer.c */
1082extern int  nv04_timer_init(struct drm_device *);
1083extern uint64_t nv04_timer_read(struct drm_device *);
1084extern void nv04_timer_takedown(struct drm_device *);
1085
1086extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
1087				 unsigned long arg);
1088
1089/* nv04_dac.c */
1090extern int nv04_dac_create(struct drm_device *dev, struct dcb_entry *entry);
1091extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
1092extern int nv04_dac_output_offset(struct drm_encoder *encoder);
1093extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
1094
1095/* nv04_dfp.c */
1096extern int nv04_dfp_create(struct drm_device *dev, struct dcb_entry *entry);
1097extern int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_entry *dcbent);
1098extern void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_entry *dcbent,
1099			       int head, bool dl);
1100extern void nv04_dfp_disable(struct drm_device *dev, int head);
1101extern void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
1102
1103/* nv04_tv.c */
1104extern int nv04_tv_identify(struct drm_device *dev, int i2c_index);
1105extern int nv04_tv_create(struct drm_device *dev, struct dcb_entry *entry);
1106
1107/* nv17_tv.c */
1108extern int nv17_tv_create(struct drm_device *dev, struct dcb_entry *entry);
1109
1110/* nv04_display.c */
1111extern int nv04_display_create(struct drm_device *);
1112extern void nv04_display_destroy(struct drm_device *);
1113extern void nv04_display_restore(struct drm_device *);
1114
1115/* nv04_crtc.c */
1116extern int nv04_crtc_create(struct drm_device *, int index);
1117
1118/* nouveau_bo.c */
1119extern struct ttm_bo_driver nouveau_bo_driver;
1120extern int nouveau_bo_new(struct drm_device *, struct nouveau_channel *,
1121			  int size, int align, uint32_t flags,
1122			  uint32_t tile_mode, uint32_t tile_flags,
1123			  bool no_vm, bool mappable, struct nouveau_bo **);
1124extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags);
1125extern int nouveau_bo_unpin(struct nouveau_bo *);
1126extern int nouveau_bo_map(struct nouveau_bo *);
1127extern void nouveau_bo_unmap(struct nouveau_bo *);
1128extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type,
1129				     uint32_t busy);
1130extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index);
1131extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val);
1132extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index);
1133extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val);
1134
1135/* nouveau_fence.c */
1136struct nouveau_fence;
1137extern int nouveau_fence_init(struct nouveau_channel *);
1138extern void nouveau_fence_fini(struct nouveau_channel *);
1139extern void nouveau_fence_update(struct nouveau_channel *);
1140extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
1141			     bool emit);
1142extern int nouveau_fence_emit(struct nouveau_fence *);
1143struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
1144extern bool nouveau_fence_signalled(void *obj, void *arg);
1145extern int nouveau_fence_wait(void *obj, void *arg, bool lazy, bool intr);
1146extern int nouveau_fence_flush(void *obj, void *arg);
1147extern void nouveau_fence_unref(void **obj);
1148extern void *nouveau_fence_ref(void *obj);
1149extern void nouveau_fence_handler(struct drm_device *dev, int channel);
1150
1151/* nouveau_gem.c */
1152extern int nouveau_gem_new(struct drm_device *, struct nouveau_channel *,
1153			   int size, int align, uint32_t flags,
1154			   uint32_t tile_mode, uint32_t tile_flags,
1155			   bool no_vm, bool mappable, struct nouveau_bo **);
1156extern int nouveau_gem_object_new(struct drm_gem_object *);
1157extern void nouveau_gem_object_del(struct drm_gem_object *);
1158extern int nouveau_gem_ioctl_new(struct drm_device *, void *,
1159				 struct drm_file *);
1160extern int nouveau_gem_ioctl_pushbuf(struct drm_device *, void *,
1161				     struct drm_file *);
1162extern int nouveau_gem_ioctl_cpu_prep(struct drm_device *, void *,
1163				      struct drm_file *);
1164extern int nouveau_gem_ioctl_cpu_fini(struct drm_device *, void *,
1165				      struct drm_file *);
1166extern int nouveau_gem_ioctl_info(struct drm_device *, void *,
1167				  struct drm_file *);
1168
1169/* nv17_gpio.c */
1170int nv17_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag);
1171int nv17_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state);
1172
1173#ifndef ioread32_native
1174#ifdef __BIG_ENDIAN
1175#define ioread16_native ioread16be
1176#define iowrite16_native iowrite16be
1177#define ioread32_native  ioread32be
1178#define iowrite32_native iowrite32be
1179#else /* def __BIG_ENDIAN */
1180#define ioread16_native ioread16
1181#define iowrite16_native iowrite16
1182#define ioread32_native  ioread32
1183#define iowrite32_native iowrite32
1184#endif /* def __BIG_ENDIAN else */
1185#endif /* !ioread32_native */
1186
1187/* channel control reg access */
1188static inline u32 nvchan_rd32(struct nouveau_channel *chan, unsigned reg)
1189{
1190	return ioread32_native(chan->user + reg);
1191}
1192
1193static inline void nvchan_wr32(struct nouveau_channel *chan,
1194							unsigned reg, u32 val)
1195{
1196	iowrite32_native(val, chan->user + reg);
1197}
1198
1199/* register access */
1200static inline u32 nv_rd32(struct drm_device *dev, unsigned reg)
1201{
1202	struct drm_nouveau_private *dev_priv = dev->dev_private;
1203	return ioread32_native(dev_priv->mmio + reg);
1204}
1205
1206static inline void nv_wr32(struct drm_device *dev, unsigned reg, u32 val)
1207{
1208	struct drm_nouveau_private *dev_priv = dev->dev_private;
1209	iowrite32_native(val, dev_priv->mmio + reg);
1210}
1211
1212static inline u8 nv_rd08(struct drm_device *dev, unsigned reg)
1213{
1214	struct drm_nouveau_private *dev_priv = dev->dev_private;
1215	return ioread8(dev_priv->mmio + reg);
1216}
1217
1218static inline void nv_wr08(struct drm_device *dev, unsigned reg, u8 val)
1219{
1220	struct drm_nouveau_private *dev_priv = dev->dev_private;
1221	iowrite8(val, dev_priv->mmio + reg);
1222}
1223
1224#define nv_wait(reg, mask, val) \
1225	nouveau_wait_until(dev, 2000000000ULL, (reg), (mask), (val))
1226
1227/* PRAMIN access */
1228static inline u32 nv_ri32(struct drm_device *dev, unsigned offset)
1229{
1230	struct drm_nouveau_private *dev_priv = dev->dev_private;
1231	return ioread32_native(dev_priv->ramin + offset);
1232}
1233
1234static inline void nv_wi32(struct drm_device *dev, unsigned offset, u32 val)
1235{
1236	struct drm_nouveau_private *dev_priv = dev->dev_private;
1237	iowrite32_native(val, dev_priv->ramin + offset);
1238}
1239
1240/* object access */
1241static inline u32 nv_ro32(struct drm_device *dev, struct nouveau_gpuobj *obj,
1242				unsigned index)
1243{
1244	return nv_ri32(dev, obj->im_pramin->start + index * 4);
1245}
1246
1247static inline void nv_wo32(struct drm_device *dev, struct nouveau_gpuobj *obj,
1248				unsigned index, u32 val)
1249{
1250	nv_wi32(dev, obj->im_pramin->start + index * 4, val);
1251}
1252
1253/*
1254 * Logging
1255 * Argument d is (struct drm_device *).
1256 */
1257#define NV_PRINTK(level, d, fmt, arg...) \
1258	printk(level "[" DRM_NAME "] " DRIVER_NAME " %s: " fmt, \
1259					pci_name(d->pdev), ##arg)
1260#ifndef NV_DEBUG_NOTRACE
1261#define NV_DEBUG(d, fmt, arg...) do {                                          \
1262	if (drm_debug & DRM_UT_DRIVER) {                                       \
1263		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1264			  __LINE__, ##arg);                                    \
1265	}                                                                      \
1266} while (0)
1267#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1268	if (drm_debug & DRM_UT_KMS) {                                          \
1269		NV_PRINTK(KERN_DEBUG, d, "%s:%d - " fmt, __func__,             \
1270			  __LINE__, ##arg);                                    \
1271	}                                                                      \
1272} while (0)
1273#else
1274#define NV_DEBUG(d, fmt, arg...) do {                                          \
1275	if (drm_debug & DRM_UT_DRIVER)                                         \
1276		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1277} while (0)
1278#define NV_DEBUG_KMS(d, fmt, arg...) do {                                      \
1279	if (drm_debug & DRM_UT_KMS)                                            \
1280		NV_PRINTK(KERN_DEBUG, d, fmt, ##arg);                          \
1281} while (0)
1282#endif
1283#define NV_ERROR(d, fmt, arg...) NV_PRINTK(KERN_ERR, d, fmt, ##arg)
1284#define NV_INFO(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1285#define NV_TRACEWARN(d, fmt, arg...) NV_PRINTK(KERN_NOTICE, d, fmt, ##arg)
1286#define NV_TRACE(d, fmt, arg...) NV_PRINTK(KERN_INFO, d, fmt, ##arg)
1287#define NV_WARN(d, fmt, arg...) NV_PRINTK(KERN_WARNING, d, fmt, ##arg)
1288
1289/* nouveau_reg_debug bitmask */
1290enum {
1291	NOUVEAU_REG_DEBUG_MC             = 0x1,
1292	NOUVEAU_REG_DEBUG_VIDEO          = 0x2,
1293	NOUVEAU_REG_DEBUG_FB             = 0x4,
1294	NOUVEAU_REG_DEBUG_EXTDEV         = 0x8,
1295	NOUVEAU_REG_DEBUG_CRTC           = 0x10,
1296	NOUVEAU_REG_DEBUG_RAMDAC         = 0x20,
1297	NOUVEAU_REG_DEBUG_VGACRTC        = 0x40,
1298	NOUVEAU_REG_DEBUG_RMVIO          = 0x80,
1299	NOUVEAU_REG_DEBUG_VGAATTR        = 0x100,
1300	NOUVEAU_REG_DEBUG_EVO            = 0x200,
1301};
1302
1303#define NV_REG_DEBUG(type, dev, fmt, arg...) do { \
1304	if (nouveau_reg_debug & NOUVEAU_REG_DEBUG_##type) \
1305		NV_PRINTK(KERN_DEBUG, dev, "%s: " fmt, __func__, ##arg); \
1306} while (0)
1307
1308static inline bool
1309nv_two_heads(struct drm_device *dev)
1310{
1311	struct drm_nouveau_private *dev_priv = dev->dev_private;
1312	const int impl = dev->pci_device & 0x0ff0;
1313
1314	if (dev_priv->card_type >= NV_10 && impl != 0x0100 &&
1315	    impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
1316		return true;
1317
1318	return false;
1319}
1320
1321static inline bool
1322nv_gf4_disp_arch(struct drm_device *dev)
1323{
1324	return nv_two_heads(dev) && (dev->pci_device & 0x0ff0) != 0x0110;
1325}
1326
1327static inline bool
1328nv_two_reg_pll(struct drm_device *dev)
1329{
1330	struct drm_nouveau_private *dev_priv = dev->dev_private;
1331	const int impl = dev->pci_device & 0x0ff0;
1332
1333	if (impl == 0x0310 || impl == 0x0340 || dev_priv->card_type >= NV_40)
1334		return true;
1335	return false;
1336}
1337
1338#define NV_SW                                                        0x0000506e
1339#define NV_SW_DMA_SEMAPHORE                                          0x00000060
1340#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
1341#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
1342#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
1343#define NV_SW_DMA_VBLSEM                                             0x0000018c
1344#define NV_SW_VBLSEM_OFFSET                                          0x00000400
1345#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
1346#define NV_SW_VBLSEM_RELEASE                                         0x00000408
1347
1348#endif /* __NOUVEAU_DRV_H__ */
1349