xref: /dragonfly/sys/dev/drm/radeon/radeon.h (revision 31524921)
1 /*
2  * Copyright 2008 Advanced Micro Devices, Inc.
3  * Copyright 2008 Red Hat Inc.
4  * Copyright 2009 Jerome Glisse.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the 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  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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  * Authors: Dave Airlie
25  *          Alex Deucher
26  *          Jerome Glisse
27  *
28  * $FreeBSD: head/sys/dev/drm2/radeon/radeon.h 254885 2013-08-25 19:37:15Z dumbbell $
29  */
30 
31 #ifndef __RADEON_H__
32 #define __RADEON_H__
33 
34 /* TODO: Here are things that needs to be done :
35  *	- surface allocator & initializer : (bit like scratch reg) should
36  *	  initialize HDP_ stuff on RS600, R600, R700 hw, well anythings
37  *	  related to surface
38  *	- WB : write back stuff (do it bit like scratch reg things)
39  *	- Vblank : look at Jesse's rework and what we should do
40  *	- r600/r700: gart & cp
41  *	- cs : clean cs ioctl use bitmap & things like that.
42  *	- power management stuff
43  *	- Barrier in gart code
44  *	- Unmappabled vram ?
45  *	- TESTING, TESTING, TESTING
46  */
47 
48 /* Initialization path:
49  *  We expect that acceleration initialization might fail for various
50  *  reasons even thought we work hard to make it works on most
51  *  configurations. In order to still have a working userspace in such
52  *  situation the init path must succeed up to the memory controller
53  *  initialization point. Failure before this point are considered as
54  *  fatal error. Here is the init callchain :
55  *      radeon_device_init  perform common structure, mutex initialization
56  *      asic_init           setup the GPU memory layout and perform all
57  *                          one time initialization (failure in this
58  *                          function are considered fatal)
59  *      asic_startup        setup the GPU acceleration, in order to
60  *                          follow guideline the first thing this
61  *                          function should do is setting the GPU
62  *                          memory controller (only MC setup failure
63  *                          are considered as fatal)
64  */
65 
66 #include <sys/condvar.h>
67 #include <sys/param.h>
68 #include <sys/systm.h>
69 #include <sys/linker.h>
70 #include <linux/firmware.h>
71 #include <linux/seq_file.h>
72 
73 #include <contrib/dev/acpica/source/include/acpi.h>
74 #include <dev/acpica/acpivar.h>
75 
76 #include <drm/ttm/ttm_bo_api.h>
77 #include <drm/ttm/ttm_bo_driver.h>
78 #include <drm/ttm/ttm_placement.h>
79 #include <drm/ttm/ttm_module.h>
80 #include <drm/ttm/ttm_execbuf_util.h>
81 
82 #include <drm/drm_gem.h>
83 #define CONFIG_ACPI 1
84 
85 #include "radeon_family.h"
86 #include "radeon_mode.h"
87 #include "radeon_reg.h"
88 
89 /*
90  * Modules parameters.
91  */
92 extern int radeon_no_wb;
93 extern int radeon_modeset;
94 extern int radeon_dynclks;
95 extern int radeon_r4xx_atom;
96 extern int radeon_agpmode;
97 extern int radeon_vram_limit;
98 extern int radeon_gart_size;
99 extern int radeon_benchmarking;
100 extern int radeon_testing;
101 extern int radeon_connector_table;
102 extern int radeon_tv;
103 extern int radeon_audio;
104 extern int radeon_disp_priority;
105 extern int radeon_hw_i2c;
106 extern int radeon_pcie_gen2;
107 extern int radeon_msi;
108 extern int radeon_lockup_timeout;
109 extern int radeon_fastfb;
110 extern int radeon_dpm;
111 extern int radeon_aspm;
112 extern int radeon_runtime_pm;
113 extern int radeon_hard_reset;
114 extern int radeon_vm_size;
115 extern int radeon_vm_block_size;
116 extern int radeon_deep_color;
117 extern int radeon_use_pflipirq;
118 extern int radeon_bapm;
119 extern int radeon_backlight;
120 
121 /*
122  * Copy from radeon_drv.h so we don't have to include both and have conflicting
123  * symbol;
124  */
125 #define RADEON_MAX_USEC_TIMEOUT			100000	/* 100 ms */
126 #define RADEON_FENCE_JIFFIES_TIMEOUT		(HZ / 2)
127 /* RADEON_IB_POOL_SIZE must be a power of 2 */
128 #define RADEON_IB_POOL_SIZE			16
129 #define RADEON_DEBUGFS_MAX_COMPONENTS		32
130 #define RADEONFB_CONN_LIMIT			4
131 #define RADEON_BIOS_NUM_SCRATCH			8
132 
133 /* fence seq are set to this number when signaled */
134 #define RADEON_FENCE_SIGNALED_SEQ		0LL
135 
136 /* internal ring indices */
137 /* r1xx+ has gfx CP ring */
138 #define RADEON_RING_TYPE_GFX_INDEX		0
139 
140 /* cayman has 2 compute CP rings */
141 #define CAYMAN_RING_TYPE_CP1_INDEX		1
142 #define CAYMAN_RING_TYPE_CP2_INDEX		2
143 
144 /* R600+ has an async dma ring */
145 #define R600_RING_TYPE_DMA_INDEX		3
146 /* cayman add a second async dma ring */
147 #define CAYMAN_RING_TYPE_DMA1_INDEX		4
148 
149 /* R600+ */
150 #define R600_RING_TYPE_UVD_INDEX		5
151 
152 /* TN+ */
153 #define TN_RING_TYPE_VCE1_INDEX			6
154 #define TN_RING_TYPE_VCE2_INDEX			7
155 
156 /* max number of rings */
157 #define RADEON_NUM_RINGS			8
158 
159 /* number of hw syncs before falling back on blocking */
160 #define RADEON_NUM_SYNCS			4
161 
162 /* hardcode those limit for now */
163 #define RADEON_VA_IB_OFFSET			(1 << 20)
164 #define RADEON_VA_RESERVED_SIZE			(8 << 20)
165 #define RADEON_IB_VM_MAX_SIZE			(64 << 10)
166 
167 /* hard reset data */
168 #define RADEON_ASIC_RESET_DATA                  0x39d5e86b
169 
170 /* reset flags */
171 #define RADEON_RESET_GFX			(1 << 0)
172 #define RADEON_RESET_COMPUTE			(1 << 1)
173 #define RADEON_RESET_DMA			(1 << 2)
174 #define RADEON_RESET_CP				(1 << 3)
175 #define RADEON_RESET_GRBM			(1 << 4)
176 #define RADEON_RESET_DMA1			(1 << 5)
177 #define RADEON_RESET_RLC			(1 << 6)
178 #define RADEON_RESET_SEM			(1 << 7)
179 #define RADEON_RESET_IH				(1 << 8)
180 #define RADEON_RESET_VMC			(1 << 9)
181 #define RADEON_RESET_MC				(1 << 10)
182 #define RADEON_RESET_DISPLAY			(1 << 11)
183 
184 /* CG block flags */
185 #define RADEON_CG_BLOCK_GFX			(1 << 0)
186 #define RADEON_CG_BLOCK_MC			(1 << 1)
187 #define RADEON_CG_BLOCK_SDMA			(1 << 2)
188 #define RADEON_CG_BLOCK_UVD			(1 << 3)
189 #define RADEON_CG_BLOCK_VCE			(1 << 4)
190 #define RADEON_CG_BLOCK_HDP			(1 << 5)
191 #define RADEON_CG_BLOCK_BIF			(1 << 6)
192 
193 /* CG flags */
194 #define RADEON_CG_SUPPORT_GFX_MGCG		(1 << 0)
195 #define RADEON_CG_SUPPORT_GFX_MGLS		(1 << 1)
196 #define RADEON_CG_SUPPORT_GFX_CGCG		(1 << 2)
197 #define RADEON_CG_SUPPORT_GFX_CGLS		(1 << 3)
198 #define RADEON_CG_SUPPORT_GFX_CGTS		(1 << 4)
199 #define RADEON_CG_SUPPORT_GFX_CGTS_LS		(1 << 5)
200 #define RADEON_CG_SUPPORT_GFX_CP_LS		(1 << 6)
201 #define RADEON_CG_SUPPORT_GFX_RLC_LS		(1 << 7)
202 #define RADEON_CG_SUPPORT_MC_LS			(1 << 8)
203 #define RADEON_CG_SUPPORT_MC_MGCG		(1 << 9)
204 #define RADEON_CG_SUPPORT_SDMA_LS		(1 << 10)
205 #define RADEON_CG_SUPPORT_SDMA_MGCG		(1 << 11)
206 #define RADEON_CG_SUPPORT_BIF_LS		(1 << 12)
207 #define RADEON_CG_SUPPORT_UVD_MGCG		(1 << 13)
208 #define RADEON_CG_SUPPORT_VCE_MGCG		(1 << 14)
209 #define RADEON_CG_SUPPORT_HDP_LS		(1 << 15)
210 #define RADEON_CG_SUPPORT_HDP_MGCG		(1 << 16)
211 
212 /* PG flags */
213 #define RADEON_PG_SUPPORT_GFX_PG		(1 << 0)
214 #define RADEON_PG_SUPPORT_GFX_SMG		(1 << 1)
215 #define RADEON_PG_SUPPORT_GFX_DMG		(1 << 2)
216 #define RADEON_PG_SUPPORT_UVD			(1 << 3)
217 #define RADEON_PG_SUPPORT_VCE			(1 << 4)
218 #define RADEON_PG_SUPPORT_CP			(1 << 5)
219 #define RADEON_PG_SUPPORT_GDS			(1 << 6)
220 #define RADEON_PG_SUPPORT_RLC_SMU_HS		(1 << 7)
221 #define RADEON_PG_SUPPORT_SDMA			(1 << 8)
222 #define RADEON_PG_SUPPORT_ACP			(1 << 9)
223 #define RADEON_PG_SUPPORT_SAMU			(1 << 10)
224 
225 /* max cursor sizes (in pixels) */
226 #define CURSOR_WIDTH 64
227 #define CURSOR_HEIGHT 64
228 
229 #define CIK_CURSOR_WIDTH 128
230 #define CIK_CURSOR_HEIGHT 128
231 
232 /*
233  * Errata workarounds.
234  */
235 enum radeon_pll_errata {
236 	CHIP_ERRATA_R300_CG             = 0x00000001,
237 	CHIP_ERRATA_PLL_DUMMYREADS      = 0x00000002,
238 	CHIP_ERRATA_PLL_DELAY           = 0x00000004
239 };
240 
241 
242 struct radeon_device;
243 
244 
245 /*
246  * BIOS.
247  */
248 bool radeon_get_bios(struct radeon_device *rdev);
249 
250 /*
251  * Dummy page
252  */
253 struct radeon_dummy_page {
254 	drm_dma_handle_t *dmah;
255 	dma_addr_t	addr;
256 };
257 int radeon_dummy_page_init(struct radeon_device *rdev);
258 void radeon_dummy_page_fini(struct radeon_device *rdev);
259 
260 
261 /*
262  * Clocks
263  */
264 struct radeon_clock {
265 	struct radeon_pll p1pll;
266 	struct radeon_pll p2pll;
267 	struct radeon_pll dcpll;
268 	struct radeon_pll spll;
269 	struct radeon_pll mpll;
270 	/* 10 Khz units */
271 	uint32_t default_mclk;
272 	uint32_t default_sclk;
273 	uint32_t default_dispclk;
274 	uint32_t current_dispclk;
275 	uint32_t dp_extclk;
276 	uint32_t max_pixel_clock;
277 };
278 
279 /*
280  * Power management
281  */
282 int radeon_pm_init(struct radeon_device *rdev);
283 int radeon_pm_late_init(struct radeon_device *rdev);
284 void radeon_pm_fini(struct radeon_device *rdev);
285 void radeon_pm_compute_clocks(struct radeon_device *rdev);
286 void radeon_pm_suspend(struct radeon_device *rdev);
287 void radeon_pm_resume(struct radeon_device *rdev);
288 void radeon_combios_get_power_modes(struct radeon_device *rdev);
289 void radeon_atombios_get_power_modes(struct radeon_device *rdev);
290 int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
291 				   u8 clock_type,
292 				   u32 clock,
293 				   bool strobe_mode,
294 				   struct atom_clock_dividers *dividers);
295 int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev,
296 					u32 clock,
297 					bool strobe_mode,
298 					struct atom_mpll_param *mpll_param);
299 void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type);
300 int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
301 					  u16 voltage_level, u8 voltage_type,
302 					  u32 *gpio_value, u32 *gpio_mask);
303 void radeon_atom_set_engine_dram_timings(struct radeon_device *rdev,
304 					 u32 eng_clock, u32 mem_clock);
305 int radeon_atom_get_voltage_step(struct radeon_device *rdev,
306 				 u8 voltage_type, u16 *voltage_step);
307 int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
308 			     u16 voltage_id, u16 *voltage);
309 int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
310 						      u16 *voltage,
311 						      u16 leakage_idx);
312 int radeon_atom_get_leakage_id_from_vbios(struct radeon_device *rdev,
313 					  u16 *leakage_id);
314 int radeon_atom_get_leakage_vddc_based_on_leakage_params(struct radeon_device *rdev,
315 							 u16 *vddc, u16 *vddci,
316 							 u16 virtual_voltage_id,
317 							 u16 vbios_voltage_id);
318 int radeon_atom_get_voltage_evv(struct radeon_device *rdev,
319 				u16 virtual_voltage_id,
320 				u16 *voltage);
321 int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
322 				      u8 voltage_type,
323 				      u16 nominal_voltage,
324 				      u16 *true_voltage);
325 int radeon_atom_get_min_voltage(struct radeon_device *rdev,
326 				u8 voltage_type, u16 *min_voltage);
327 int radeon_atom_get_max_voltage(struct radeon_device *rdev,
328 				u8 voltage_type, u16 *max_voltage);
329 int radeon_atom_get_voltage_table(struct radeon_device *rdev,
330 				  u8 voltage_type, u8 voltage_mode,
331 				  struct atom_voltage_table *voltage_table);
332 bool radeon_atom_is_voltage_gpio(struct radeon_device *rdev,
333 				 u8 voltage_type, u8 voltage_mode);
334 int radeon_atom_get_svi2_info(struct radeon_device *rdev,
335 			      u8 voltage_type,
336 			      u8 *svd_gpio_id, u8 *svc_gpio_id);
337 void radeon_atom_update_memory_dll(struct radeon_device *rdev,
338 				   u32 mem_clock);
339 void radeon_atom_set_ac_timing(struct radeon_device *rdev,
340 			       u32 mem_clock);
341 int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
342 				  u8 module_index,
343 				  struct atom_mc_reg_table *reg_table);
344 int radeon_atom_get_memory_info(struct radeon_device *rdev,
345 				u8 module_index, struct atom_memory_info *mem_info);
346 int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
347 				     bool gddr5, u8 module_index,
348 				     struct atom_memory_clock_range_table *mclk_range_table);
349 void rs690_pm_info(struct radeon_device *rdev);
350 extern void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
351 				    unsigned *bankh, unsigned *mtaspect,
352 				    unsigned *tile_split);
353 
354 /*
355  * Fences.
356  */
357 struct radeon_fence_driver {
358 	uint32_t			scratch_reg;
359 	uint64_t			gpu_addr;
360 	volatile uint32_t		*cpu_addr;
361 	/* sync_seq is protected by ring emission lock */
362 	uint64_t			sync_seq[RADEON_NUM_RINGS];
363 	atomic64_t			last_seq;
364 	bool				initialized;
365 };
366 
367 struct radeon_fence {
368 	struct radeon_device		*rdev;
369 	unsigned int			kref;
370 	/* protected by radeon_fence.lock */
371 	uint64_t			seq;
372 	/* RB, DMA, etc. */
373 	unsigned			ring;
374 };
375 
376 int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring);
377 int radeon_fence_driver_init(struct radeon_device *rdev);
378 void radeon_fence_driver_fini(struct radeon_device *rdev);
379 void radeon_fence_driver_force_completion(struct radeon_device *rdev, int ring);
380 int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence **fence, int ring);
381 void radeon_fence_process(struct radeon_device *rdev, int ring);
382 bool radeon_fence_signaled(struct radeon_fence *fence);
383 int radeon_fence_wait(struct radeon_fence *fence, bool interruptible);
384 int radeon_fence_wait_next(struct radeon_device *rdev, int ring);
385 int radeon_fence_wait_empty(struct radeon_device *rdev, int ring);
386 int radeon_fence_wait_any(struct radeon_device *rdev,
387 			  struct radeon_fence **fences,
388 			  bool intr);
389 struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence);
390 void radeon_fence_unref(struct radeon_fence **fence);
391 unsigned radeon_fence_count_emitted(struct radeon_device *rdev, int ring);
392 bool radeon_fence_need_sync(struct radeon_fence *fence, int ring);
393 void radeon_fence_note_sync(struct radeon_fence *fence, int ring);
394 static inline struct radeon_fence *radeon_fence_later(struct radeon_fence *a,
395 						      struct radeon_fence *b)
396 {
397 	if (!a) {
398 		return b;
399 	}
400 
401 	if (!b) {
402 		return a;
403 	}
404 
405 	BUG_ON(a->ring != b->ring);
406 
407 	if (a->seq > b->seq) {
408 		return a;
409 	} else {
410 		return b;
411 	}
412 }
413 
414 static inline bool radeon_fence_is_earlier(struct radeon_fence *a,
415 					   struct radeon_fence *b)
416 {
417 	if (!a) {
418 		return false;
419 	}
420 
421 	if (!b) {
422 		return true;
423 	}
424 
425 	BUG_ON(a->ring != b->ring);
426 
427 	return a->seq < b->seq;
428 }
429 
430 /*
431  * Tiling registers
432  */
433 struct radeon_surface_reg {
434 	struct radeon_bo *bo;
435 };
436 
437 #define RADEON_GEM_MAX_SURFACES 8
438 
439 /*
440  * TTM.
441  */
442 struct radeon_mman {
443 	struct ttm_bo_global_ref        bo_global_ref;
444 	struct drm_global_reference	mem_global_ref;
445 	struct ttm_bo_device		bdev;
446 	bool				mem_global_referenced;
447 	bool				initialized;
448 
449 #if defined(CONFIG_DEBUG_FS)
450 	struct dentry			*vram;
451 	struct dentry			*gtt;
452 #endif
453 };
454 
455 /* bo virtual address in a specific vm */
456 struct radeon_bo_va {
457 	/* protected by bo being reserved */
458 	struct list_head		bo_list;
459 	uint64_t			soffset;
460 	uint64_t			eoffset;
461 	uint32_t			flags;
462 	uint64_t			addr;
463 	unsigned			ref_count;
464 
465 	/* protected by vm mutex */
466 	struct list_head		vm_list;
467 	struct list_head		vm_status;
468 
469 	/* constant after initialization */
470 	struct radeon_vm		*vm;
471 	struct radeon_bo		*bo;
472 };
473 
474 struct radeon_bo {
475 	/* Protected by gem.mutex */
476 	struct list_head		list;
477 	/* Protected by tbo.reserved */
478 	u32				initial_domain;
479 	u32				placements[3];
480 	struct ttm_placement		placement;
481 	struct ttm_buffer_object	tbo;
482 	struct ttm_bo_kmap_obj		kmap;
483 	u32				flags;
484 	unsigned			pin_count;
485 	void				*kptr;
486 	u32				tiling_flags;
487 	u32				pitch;
488 	int				surface_reg;
489 	/* list of all virtual address to which this bo
490 	 * is associated to
491 	 */
492 	struct list_head		va;
493 	/* Constant after initialization */
494 	struct radeon_device		*rdev;
495 	struct drm_gem_object		gem_base;
496 
497 	struct ttm_bo_kmap_obj		dma_buf_vmap;
498 	pid_t				pid;
499 };
500 #define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, gem_base)
501 
502 int radeon_gem_debugfs_init(struct radeon_device *rdev);
503 
504 /* sub-allocation manager, it has to be protected by another lock.
505  * By conception this is an helper for other part of the driver
506  * like the indirect buffer or semaphore, which both have their
507  * locking.
508  *
509  * Principe is simple, we keep a list of sub allocation in offset
510  * order (first entry has offset == 0, last entry has the highest
511  * offset).
512  *
513  * When allocating new object we first check if there is room at
514  * the end total_size - (last_object_offset + last_object_size) >=
515  * alloc_size. If so we allocate new object there.
516  *
517  * When there is not enough room at the end, we start waiting for
518  * each sub object until we reach object_offset+object_size >=
519  * alloc_size, this object then become the sub object we return.
520  *
521  * Alignment can't be bigger than page size.
522  *
523  * Hole are not considered for allocation to keep things simple.
524  * Assumption is that there won't be hole (all object on same
525  * alignment).
526  */
527 struct radeon_sa_manager {
528 	struct cv		wq;
529 	struct lock		wq_lock;
530 	struct radeon_bo	*bo;
531 	struct list_head	*hole;
532 	struct list_head	flist[RADEON_NUM_RINGS];
533 	struct list_head	olist;
534 	unsigned		size;
535 	uint64_t		gpu_addr;
536 	void			*cpu_ptr;
537 	uint32_t		domain;
538 	uint32_t		align;
539 };
540 
541 struct radeon_sa_bo;
542 
543 /* sub-allocation buffer */
544 struct radeon_sa_bo {
545 	struct list_head		olist;
546 	struct list_head		flist;
547 	struct radeon_sa_manager	*manager;
548 	unsigned			soffset;
549 	unsigned			eoffset;
550 	struct radeon_fence		*fence;
551 };
552 
553 /*
554  * GEM objects.
555  */
556 struct radeon_gem {
557 	struct spinlock		mutex;
558 	struct list_head	objects;
559 };
560 
561 int radeon_gem_init(struct radeon_device *rdev);
562 void radeon_gem_fini(struct radeon_device *rdev);
563 int radeon_gem_object_create(struct radeon_device *rdev, unsigned long size,
564 				int alignment, int initial_domain,
565 				u32 flags, bool kernel,
566 				struct drm_gem_object **obj);
567 
568 int radeon_mode_dumb_create(struct drm_file *file_priv,
569 			    struct drm_device *dev,
570 			    struct drm_mode_create_dumb *args);
571 int radeon_mode_dumb_mmap(struct drm_file *filp,
572 			  struct drm_device *dev,
573 			  uint32_t handle, uint64_t *offset_p);
574 
575 /*
576  * Semaphores.
577  */
578 struct radeon_semaphore {
579 	struct radeon_sa_bo		*sa_bo;
580 	signed				waiters;
581 	uint64_t			gpu_addr;
582 	struct radeon_fence		*sync_to[RADEON_NUM_RINGS];
583 };
584 
585 int radeon_semaphore_create(struct radeon_device *rdev,
586 			    struct radeon_semaphore **semaphore);
587 bool radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring,
588 				  struct radeon_semaphore *semaphore);
589 bool radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring,
590 				struct radeon_semaphore *semaphore);
591 void radeon_semaphore_sync_to(struct radeon_semaphore *semaphore,
592 			      struct radeon_fence *fence);
593 int radeon_semaphore_sync_rings(struct radeon_device *rdev,
594 				struct radeon_semaphore *semaphore,
595 				int waiting_ring);
596 void radeon_semaphore_free(struct radeon_device *rdev,
597 			   struct radeon_semaphore **semaphore,
598 			   struct radeon_fence *fence);
599 
600 /*
601  * GART structures, functions & helpers
602  */
603 struct radeon_mc;
604 
605 #define RADEON_GPU_PAGE_SIZE 4096
606 #define RADEON_GPU_PAGE_MASK (RADEON_GPU_PAGE_SIZE - 1)
607 #define RADEON_GPU_PAGE_SHIFT 12
608 #define RADEON_GPU_PAGE_ALIGN(a) (((a) + RADEON_GPU_PAGE_MASK) & ~RADEON_GPU_PAGE_MASK)
609 
610 #define RADEON_GART_PAGE_DUMMY  0
611 #define RADEON_GART_PAGE_VALID	(1 << 0)
612 #define RADEON_GART_PAGE_READ	(1 << 1)
613 #define RADEON_GART_PAGE_WRITE	(1 << 2)
614 #define RADEON_GART_PAGE_SNOOP	(1 << 3)
615 
616 struct radeon_gart {
617 	drm_dma_handle_t		*dmah;
618 	dma_addr_t			table_addr;
619 	struct radeon_bo		*robj;
620 	void				*ptr;
621 	unsigned			num_gpu_pages;
622 	unsigned			num_cpu_pages;
623 	unsigned			table_size;
624 	vm_page_t			*pages;
625 	dma_addr_t			*pages_addr;
626 	bool				ready;
627 };
628 
629 int radeon_gart_table_ram_alloc(struct radeon_device *rdev);
630 void radeon_gart_table_ram_free(struct radeon_device *rdev);
631 int radeon_gart_table_vram_alloc(struct radeon_device *rdev);
632 void radeon_gart_table_vram_free(struct radeon_device *rdev);
633 int radeon_gart_table_vram_pin(struct radeon_device *rdev);
634 void radeon_gart_table_vram_unpin(struct radeon_device *rdev);
635 int radeon_gart_init(struct radeon_device *rdev);
636 void radeon_gart_fini(struct radeon_device *rdev);
637 void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset,
638 			int pages);
639 int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
640 		     int pages, vm_page_t *pagelist,
641 		     dma_addr_t *dma_addr, uint32_t flags);
642 
643 
644 /*
645  * GPU MC structures, functions & helpers
646  */
647 struct radeon_mc {
648 	resource_size_t		aper_size;
649 	resource_size_t		aper_base;
650 	resource_size_t		agp_base;
651 	/* for some chips with <= 32MB we need to lie
652 	 * about vram size near mc fb location */
653 	u64			mc_vram_size;
654 	u64			visible_vram_size;
655 	u64			gtt_size;
656 	u64			gtt_start;
657 	u64			gtt_end;
658 	u64			vram_start;
659 	u64			vram_end;
660 	unsigned		vram_width;
661 	u64			real_vram_size;
662 	int			vram_mtrr;
663 	bool			vram_is_ddr;
664 	bool			igp_sideport_enabled;
665 	u64                     gtt_base_align;
666 	u64                     mc_mask;
667 };
668 
669 bool radeon_combios_sideport_present(struct radeon_device *rdev);
670 bool radeon_atombios_sideport_present(struct radeon_device *rdev);
671 
672 /*
673  * GPU scratch registers structures, functions & helpers
674  */
675 struct radeon_scratch {
676 	unsigned		num_reg;
677 	uint32_t                reg_base;
678 	bool			free[32];
679 	uint32_t		reg[32];
680 };
681 
682 int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg);
683 void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg);
684 
685 /*
686  * GPU doorbell structures, functions & helpers
687  */
688 #define RADEON_MAX_DOORBELLS 1024	/* Reserve at most 1024 doorbell slots for radeon-owned rings. */
689 
690 struct radeon_doorbell {
691 	/* doorbell mmio */
692 	resource_size_t		base;
693 	resource_size_t		size;
694 	u32 __iomem		*ptr;
695 	u32			num_doorbells;	/* Number of doorbells actually reserved for radeon. */
696 	unsigned long		used[DIV_ROUND_UP(RADEON_MAX_DOORBELLS, BITS_PER_LONG)];
697 };
698 
699 int radeon_doorbell_get(struct radeon_device *rdev, u32 *page);
700 void radeon_doorbell_free(struct radeon_device *rdev, u32 doorbell);
701 
702 /*
703  * IRQS.
704  */
705 
706 struct radeon_flip_work {
707 	struct work_struct		flip_work;
708 	struct work_struct		unpin_work;
709 	struct radeon_device		*rdev;
710 	int				crtc_id;
711 	uint64_t			base;
712 	struct drm_pending_vblank_event *event;
713 	struct radeon_bo		*old_rbo;
714 	struct radeon_fence		*fence;
715 };
716 
717 struct r500_irq_stat_regs {
718 	u32 disp_int;
719 	u32 hdmi0_status;
720 };
721 
722 struct r600_irq_stat_regs {
723 	u32 disp_int;
724 	u32 disp_int_cont;
725 	u32 disp_int_cont2;
726 	u32 d1grph_int;
727 	u32 d2grph_int;
728 	u32 hdmi0_status;
729 	u32 hdmi1_status;
730 };
731 
732 struct evergreen_irq_stat_regs {
733 	u32 disp_int;
734 	u32 disp_int_cont;
735 	u32 disp_int_cont2;
736 	u32 disp_int_cont3;
737 	u32 disp_int_cont4;
738 	u32 disp_int_cont5;
739 	u32 d1grph_int;
740 	u32 d2grph_int;
741 	u32 d3grph_int;
742 	u32 d4grph_int;
743 	u32 d5grph_int;
744 	u32 d6grph_int;
745 	u32 afmt_status1;
746 	u32 afmt_status2;
747 	u32 afmt_status3;
748 	u32 afmt_status4;
749 	u32 afmt_status5;
750 	u32 afmt_status6;
751 };
752 
753 struct cik_irq_stat_regs {
754 	u32 disp_int;
755 	u32 disp_int_cont;
756 	u32 disp_int_cont2;
757 	u32 disp_int_cont3;
758 	u32 disp_int_cont4;
759 	u32 disp_int_cont5;
760 	u32 disp_int_cont6;
761 	u32 d1grph_int;
762 	u32 d2grph_int;
763 	u32 d3grph_int;
764 	u32 d4grph_int;
765 	u32 d5grph_int;
766 	u32 d6grph_int;
767 };
768 
769 union radeon_irq_stat_regs {
770 	struct r500_irq_stat_regs r500;
771 	struct r600_irq_stat_regs r600;
772 	struct evergreen_irq_stat_regs evergreen;
773 	struct cik_irq_stat_regs cik;
774 };
775 
776 struct radeon_irq {
777 	bool				installed;
778 	struct lock			lock;
779 	atomic_t			ring_int[RADEON_NUM_RINGS];
780 	bool				crtc_vblank_int[RADEON_MAX_CRTCS];
781 	atomic_t			pflip[RADEON_MAX_CRTCS];
782 	wait_queue_head_t		vblank_queue;
783 	bool				hpd[RADEON_MAX_HPD_PINS];
784 	bool				afmt[RADEON_MAX_AFMT_BLOCKS];
785 	union radeon_irq_stat_regs	stat_regs;
786 	bool				dpm_thermal;
787 };
788 
789 int radeon_irq_kms_init(struct radeon_device *rdev);
790 void radeon_irq_kms_fini(struct radeon_device *rdev);
791 void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring);
792 void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring);
793 void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc);
794 void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc);
795 void radeon_irq_kms_enable_afmt(struct radeon_device *rdev, int block);
796 void radeon_irq_kms_disable_afmt(struct radeon_device *rdev, int block);
797 void radeon_irq_kms_enable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
798 void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
799 
800 /*
801  * CP & rings.
802  */
803 
804 struct radeon_ib {
805 	struct radeon_sa_bo		*sa_bo;
806 	uint32_t			length_dw;
807 	uint64_t			gpu_addr;
808 	uint32_t			*ptr;
809 	int				ring;
810 	struct radeon_fence		*fence;
811 	struct radeon_vm		*vm;
812 	bool				is_const_ib;
813 	struct radeon_semaphore		*semaphore;
814 };
815 
816 struct radeon_ring {
817 	struct radeon_bo	*ring_obj;
818 	volatile uint32_t	*ring;
819 	unsigned		rptr_offs;
820 	unsigned		rptr_save_reg;
821 	u64			next_rptr_gpu_addr;
822 	volatile u32		*next_rptr_cpu_addr;
823 	unsigned		wptr;
824 	unsigned		wptr_old;
825 	unsigned		ring_size;
826 	unsigned		ring_free_dw;
827 	int			count_dw;
828 	atomic_t		last_rptr;
829 	atomic64_t		last_activity;
830 	uint64_t		gpu_addr;
831 	uint32_t		align_mask;
832 	uint32_t		ptr_mask;
833 	bool			ready;
834 	u32			nop;
835 	u32			idx;
836 	u64			last_semaphore_signal_addr;
837 	u64			last_semaphore_wait_addr;
838 	/* for CIK queues */
839 	u32 me;
840 	u32 pipe;
841 	u32 queue;
842 	struct radeon_bo	*mqd_obj;
843 	u32 doorbell_index;
844 	unsigned		wptr_offs;
845 };
846 
847 struct radeon_mec {
848 	struct radeon_bo	*hpd_eop_obj;
849 	u64			hpd_eop_gpu_addr;
850 	u32 num_pipe;
851 	u32 num_mec;
852 	u32 num_queue;
853 };
854 
855 /*
856  * VM
857  */
858 
859 /* maximum number of VMIDs */
860 #define RADEON_NUM_VM	16
861 
862 /* number of entries in page table */
863 #define RADEON_VM_PTE_COUNT (1 << radeon_vm_block_size)
864 
865 /* PTBs (Page Table Blocks) need to be aligned to 32K */
866 #define RADEON_VM_PTB_ALIGN_SIZE   32768
867 #define RADEON_VM_PTB_ALIGN_MASK (RADEON_VM_PTB_ALIGN_SIZE - 1)
868 #define RADEON_VM_PTB_ALIGN(a) (((a) + RADEON_VM_PTB_ALIGN_MASK) & ~RADEON_VM_PTB_ALIGN_MASK)
869 
870 #define R600_PTE_VALID		(1 << 0)
871 #define R600_PTE_SYSTEM		(1 << 1)
872 #define R600_PTE_SNOOPED	(1 << 2)
873 #define R600_PTE_READABLE	(1 << 5)
874 #define R600_PTE_WRITEABLE	(1 << 6)
875 
876 /* PTE (Page Table Entry) fragment field for different page sizes */
877 #define R600_PTE_FRAG_4KB	(0 << 7)
878 #define R600_PTE_FRAG_64KB	(4 << 7)
879 #define R600_PTE_FRAG_256KB	(6 << 7)
880 
881 /* flags needed to be set so we can copy directly from the GART table */
882 #define R600_PTE_GART_MASK	( R600_PTE_READABLE | R600_PTE_WRITEABLE | \
883 				  R600_PTE_SYSTEM | R600_PTE_VALID )
884 
885 struct radeon_vm_pt {
886 	struct radeon_bo		*bo;
887 	uint64_t			addr;
888 };
889 
890 struct radeon_vm {
891 	struct list_head		va;
892 	unsigned			id;
893 
894 	/* BOs moved, but not yet updated in the PT */
895 	struct list_head		invalidated;
896 
897 	/* BOs freed, but not yet updated in the PT */
898 	struct list_head		freed;
899 
900 	/* contains the page directory */
901 	struct radeon_bo		*page_directory;
902 	uint64_t			pd_gpu_addr;
903 	unsigned			max_pde_used;
904 
905 	/* array of page tables, one for each page directory entry */
906 	struct radeon_vm_pt		*page_tables;
907 
908 	struct radeon_bo_va		*ib_bo_va;
909 
910 	struct lock			mutex;
911 	/* last fence for cs using this vm */
912 	struct radeon_fence		*fence;
913 	/* last flush or NULL if we still need to flush */
914 	struct radeon_fence		*last_flush;
915 	/* last use of vmid */
916 	struct radeon_fence		*last_id_use;
917 };
918 
919 struct radeon_vm_manager {
920 	struct radeon_fence		*active[RADEON_NUM_VM];
921 	uint32_t			max_pfn;
922 	/* number of VMIDs */
923 	unsigned			nvm;
924 	/* vram base address for page table entry  */
925 	u64				vram_base_offset;
926 	/* is vm enabled? */
927 	bool				enabled;
928 	/* for hw to save the PD addr on suspend/resume */
929 	uint32_t			saved_table_addr[RADEON_NUM_VM];
930 };
931 
932 /*
933  * file private structure
934  */
935 struct radeon_fpriv {
936 	struct radeon_vm		vm;
937 };
938 
939 /*
940  * R6xx+ IH ring
941  */
942 struct r600_ih {
943 	struct radeon_bo	*ring_obj;
944 	volatile uint32_t	*ring;
945 	unsigned		rptr;
946 	unsigned		ring_size;
947 	uint64_t		gpu_addr;
948 	uint32_t		ptr_mask;
949 	atomic_t		lock;
950 	bool                    enabled;
951 };
952 
953 /*
954  * RLC stuff
955  */
956 #include "clearstate_defs.h"
957 
958 struct radeon_rlc {
959 	/* for power gating */
960 	struct radeon_bo	*save_restore_obj;
961 	uint64_t		save_restore_gpu_addr;
962 	volatile uint32_t	*sr_ptr;
963 	const u32               *reg_list;
964 	u32                     reg_list_size;
965 	/* for clear state */
966 	struct radeon_bo	*clear_state_obj;
967 	uint64_t		clear_state_gpu_addr;
968 	volatile uint32_t	*cs_ptr;
969 	const struct cs_section_def   *cs_data;
970 	u32                     clear_state_size;
971 	/* for cp tables */
972 	struct radeon_bo	*cp_table_obj;
973 	uint64_t		cp_table_gpu_addr;
974 	volatile uint32_t	*cp_table_ptr;
975 	u32                     cp_table_size;
976 };
977 
978 int radeon_ib_get(struct radeon_device *rdev, int ring,
979 		  struct radeon_ib *ib, struct radeon_vm *vm,
980 		  unsigned size);
981 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib);
982 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
983 		       struct radeon_ib *const_ib, bool hdp_flush);
984 int radeon_ib_pool_init(struct radeon_device *rdev);
985 void radeon_ib_pool_fini(struct radeon_device *rdev);
986 int radeon_ib_ring_tests(struct radeon_device *rdev);
987 /* Ring access between begin & end cannot sleep */
988 bool radeon_ring_supports_scratch_reg(struct radeon_device *rdev,
989 				      struct radeon_ring *ring);
990 void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *cp);
991 int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
992 int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
993 void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp,
994 			bool hdp_flush);
995 void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp,
996 			       bool hdp_flush);
997 void radeon_ring_undo(struct radeon_ring *ring);
998 void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp);
999 int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp);
1000 void radeon_ring_lockup_update(struct radeon_device *rdev,
1001 			       struct radeon_ring *ring);
1002 bool radeon_ring_test_lockup(struct radeon_device *rdev, struct radeon_ring *ring);
1003 unsigned radeon_ring_backup(struct radeon_device *rdev, struct radeon_ring *ring,
1004 			    uint32_t **data);
1005 int radeon_ring_restore(struct radeon_device *rdev, struct radeon_ring *ring,
1006 			unsigned size, uint32_t *data);
1007 int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ring_size,
1008 		     unsigned rptr_offs, u32 nop);
1009 void radeon_ring_fini(struct radeon_device *rdev, struct radeon_ring *cp);
1010 
1011 
1012 /* r600 async dma */
1013 void r600_dma_stop(struct radeon_device *rdev);
1014 int r600_dma_resume(struct radeon_device *rdev);
1015 void r600_dma_fini(struct radeon_device *rdev);
1016 
1017 void cayman_dma_stop(struct radeon_device *rdev);
1018 int cayman_dma_resume(struct radeon_device *rdev);
1019 void cayman_dma_fini(struct radeon_device *rdev);
1020 
1021 /*
1022  * CS.
1023  */
1024 struct radeon_cs_reloc {
1025 	struct drm_gem_object		*gobj;
1026 	struct radeon_bo		*robj;
1027 	struct ttm_validate_buffer	tv;
1028 	uint64_t			gpu_offset;
1029 	unsigned			prefered_domains;
1030 	unsigned			allowed_domains;
1031 	uint32_t			tiling_flags;
1032 	uint32_t			handle;
1033 };
1034 
1035 struct radeon_cs_chunk {
1036 	uint32_t		chunk_id;
1037 	uint32_t		length_dw;
1038 	uint32_t		*kdata;
1039 	void __user		*user_ptr;
1040 };
1041 
1042 struct radeon_cs_parser {
1043 	device_t		dev;
1044 	struct radeon_device	*rdev;
1045 	struct drm_file		*filp;
1046 	/* chunks */
1047 	unsigned		nchunks;
1048 	struct radeon_cs_chunk	*chunks;
1049 	uint64_t		*chunks_array;
1050 	/* IB */
1051 	unsigned		idx;
1052 	/* relocations */
1053 	unsigned		nrelocs;
1054 	struct radeon_cs_reloc	*relocs;
1055 	struct radeon_cs_reloc	**relocs_ptr;
1056 	struct radeon_cs_reloc	*vm_bos;
1057 	struct list_head	validated;
1058 	unsigned		dma_reloc_idx;
1059 	/* indices of various chunks */
1060 	int			chunk_ib_idx;
1061 	int			chunk_relocs_idx;
1062 	int			chunk_flags_idx;
1063 	int			chunk_const_ib_idx;
1064 	struct radeon_ib	ib;
1065 	struct radeon_ib	const_ib;
1066 	void			*track;
1067 	unsigned		family;
1068 	int			parser_error;
1069 	u32			cs_flags;
1070 	u32			ring;
1071 	s32			priority;
1072 	struct ww_acquire_ctx	ticket;
1073 };
1074 
1075 static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
1076 {
1077 	struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];
1078 
1079 	if (ibc->kdata)
1080 		return ibc->kdata[idx];
1081 	return p->ib.ptr[idx];
1082 }
1083 
1084 
1085 struct radeon_cs_packet {
1086 	unsigned	idx;
1087 	unsigned	type;
1088 	unsigned	reg;
1089 	unsigned	opcode;
1090 	int		count;
1091 	unsigned	one_reg_wr;
1092 };
1093 
1094 typedef int (*radeon_packet0_check_t)(struct radeon_cs_parser *p,
1095 				      struct radeon_cs_packet *pkt,
1096 				      unsigned idx, unsigned reg);
1097 typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p,
1098 				      struct radeon_cs_packet *pkt);
1099 
1100 
1101 /*
1102  * AGP
1103  */
1104 int radeon_agp_init(struct radeon_device *rdev);
1105 void radeon_agp_resume(struct radeon_device *rdev);
1106 void radeon_agp_suspend(struct radeon_device *rdev);
1107 void radeon_agp_fini(struct radeon_device *rdev);
1108 
1109 
1110 /*
1111  * Writeback
1112  */
1113 struct radeon_wb {
1114 	struct radeon_bo	*wb_obj;
1115 	volatile uint32_t	*wb;
1116 	uint64_t		gpu_addr;
1117 	bool                    enabled;
1118 	bool                    use_event;
1119 };
1120 
1121 #define RADEON_WB_SCRATCH_OFFSET 0
1122 #define RADEON_WB_RING0_NEXT_RPTR 256
1123 #define RADEON_WB_CP_RPTR_OFFSET 1024
1124 #define RADEON_WB_CP1_RPTR_OFFSET 1280
1125 #define RADEON_WB_CP2_RPTR_OFFSET 1536
1126 #define R600_WB_DMA_RPTR_OFFSET   1792
1127 #define R600_WB_IH_WPTR_OFFSET   2048
1128 #define CAYMAN_WB_DMA1_RPTR_OFFSET   2304
1129 #define R600_WB_EVENT_OFFSET     3072
1130 #define CIK_WB_CP1_WPTR_OFFSET     3328
1131 #define CIK_WB_CP2_WPTR_OFFSET     3584
1132 
1133 /**
1134  * struct radeon_pm - power management datas
1135  * @max_bandwidth:      maximum bandwidth the gpu has (MByte/s)
1136  * @igp_sideport_mclk:  sideport memory clock Mhz (rs690,rs740,rs780,rs880)
1137  * @igp_system_mclk:    system clock Mhz (rs690,rs740,rs780,rs880)
1138  * @igp_ht_link_clk:    ht link clock Mhz (rs690,rs740,rs780,rs880)
1139  * @igp_ht_link_width:  ht link width in bits (rs690,rs740,rs780,rs880)
1140  * @k8_bandwidth:       k8 bandwidth the gpu has (MByte/s) (IGP)
1141  * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP)
1142  * @ht_bandwidth:       ht bandwidth the gpu has (MByte/s) (IGP)
1143  * @core_bandwidth:     core GPU bandwidth the gpu has (MByte/s) (IGP)
1144  * @sclk:          	GPU clock Mhz (core bandwidth depends of this clock)
1145  * @needed_bandwidth:   current bandwidth needs
1146  *
1147  * It keeps track of various data needed to take powermanagement decision.
1148  * Bandwidth need is used to determine minimun clock of the GPU and memory.
1149  * Equation between gpu/memory clock and available bandwidth is hw dependent
1150  * (type of memory, bus size, efficiency, ...)
1151  */
1152 
1153 enum radeon_pm_method {
1154 	PM_METHOD_PROFILE,
1155 	PM_METHOD_DYNPM,
1156 	PM_METHOD_DPM,
1157 };
1158 
1159 enum radeon_dynpm_state {
1160 	DYNPM_STATE_DISABLED,
1161 	DYNPM_STATE_MINIMUM,
1162 	DYNPM_STATE_PAUSED,
1163 	DYNPM_STATE_ACTIVE,
1164 	DYNPM_STATE_SUSPENDED,
1165 };
1166 enum radeon_dynpm_action {
1167 	DYNPM_ACTION_NONE,
1168 	DYNPM_ACTION_MINIMUM,
1169 	DYNPM_ACTION_DOWNCLOCK,
1170 	DYNPM_ACTION_UPCLOCK,
1171 	DYNPM_ACTION_DEFAULT
1172 };
1173 
1174 enum radeon_voltage_type {
1175 	VOLTAGE_NONE = 0,
1176 	VOLTAGE_GPIO,
1177 	VOLTAGE_VDDC,
1178 	VOLTAGE_SW
1179 };
1180 
1181 enum radeon_pm_state_type {
1182 	/* not used for dpm */
1183 	POWER_STATE_TYPE_DEFAULT,
1184 	POWER_STATE_TYPE_POWERSAVE,
1185 	/* user selectable states */
1186 	POWER_STATE_TYPE_BATTERY,
1187 	POWER_STATE_TYPE_BALANCED,
1188 	POWER_STATE_TYPE_PERFORMANCE,
1189 	/* internal states */
1190 	POWER_STATE_TYPE_INTERNAL_UVD,
1191 	POWER_STATE_TYPE_INTERNAL_UVD_SD,
1192 	POWER_STATE_TYPE_INTERNAL_UVD_HD,
1193 	POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1194 	POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1195 	POWER_STATE_TYPE_INTERNAL_BOOT,
1196 	POWER_STATE_TYPE_INTERNAL_THERMAL,
1197 	POWER_STATE_TYPE_INTERNAL_ACPI,
1198 	POWER_STATE_TYPE_INTERNAL_ULV,
1199 	POWER_STATE_TYPE_INTERNAL_3DPERF,
1200 };
1201 
1202 enum radeon_pm_profile_type {
1203 	PM_PROFILE_DEFAULT,
1204 	PM_PROFILE_AUTO,
1205 	PM_PROFILE_LOW,
1206 	PM_PROFILE_MID,
1207 	PM_PROFILE_HIGH,
1208 };
1209 
1210 #define PM_PROFILE_DEFAULT_IDX 0
1211 #define PM_PROFILE_LOW_SH_IDX  1
1212 #define PM_PROFILE_MID_SH_IDX  2
1213 #define PM_PROFILE_HIGH_SH_IDX 3
1214 #define PM_PROFILE_LOW_MH_IDX  4
1215 #define PM_PROFILE_MID_MH_IDX  5
1216 #define PM_PROFILE_HIGH_MH_IDX 6
1217 #define PM_PROFILE_MAX         7
1218 
1219 struct radeon_pm_profile {
1220 	int dpms_off_ps_idx;
1221 	int dpms_on_ps_idx;
1222 	int dpms_off_cm_idx;
1223 	int dpms_on_cm_idx;
1224 };
1225 
1226 enum radeon_int_thermal_type {
1227 	THERMAL_TYPE_NONE,
1228 	THERMAL_TYPE_EXTERNAL,
1229 	THERMAL_TYPE_EXTERNAL_GPIO,
1230 	THERMAL_TYPE_RV6XX,
1231 	THERMAL_TYPE_RV770,
1232 	THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1233 	THERMAL_TYPE_EVERGREEN,
1234 	THERMAL_TYPE_SUMO,
1235 	THERMAL_TYPE_NI,
1236 	THERMAL_TYPE_SI,
1237 	THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1238 	THERMAL_TYPE_CI,
1239 	THERMAL_TYPE_KV,
1240 };
1241 
1242 struct radeon_voltage {
1243 	enum radeon_voltage_type type;
1244 	/* gpio voltage */
1245 	struct radeon_gpio_rec gpio;
1246 	u32 delay; /* delay in usec from voltage drop to sclk change */
1247 	bool active_high; /* voltage drop is active when bit is high */
1248 	/* VDDC voltage */
1249 	u8 vddc_id; /* index into vddc voltage table */
1250 	u8 vddci_id; /* index into vddci voltage table */
1251 	bool vddci_enabled;
1252 	/* r6xx+ sw */
1253 	u16 voltage;
1254 	/* evergreen+ vddci */
1255 	u16 vddci;
1256 };
1257 
1258 /* clock mode flags */
1259 #define RADEON_PM_MODE_NO_DISPLAY          (1 << 0)
1260 
1261 struct radeon_pm_clock_info {
1262 	/* memory clock */
1263 	u32 mclk;
1264 	/* engine clock */
1265 	u32 sclk;
1266 	/* voltage info */
1267 	struct radeon_voltage voltage;
1268 	/* standardized clock flags */
1269 	u32 flags;
1270 };
1271 
1272 /* state flags */
1273 #define RADEON_PM_STATE_SINGLE_DISPLAY_ONLY (1 << 0)
1274 
1275 struct radeon_power_state {
1276 	enum radeon_pm_state_type type;
1277 	struct radeon_pm_clock_info *clock_info;
1278 	/* number of valid clock modes in this power state */
1279 	int num_clock_modes;
1280 	struct radeon_pm_clock_info *default_clock_mode;
1281 	/* standardized state flags */
1282 	u32 flags;
1283 	u32 misc; /* vbios specific flags */
1284 	u32 misc2; /* vbios specific flags */
1285 	int pcie_lanes; /* pcie lanes */
1286 };
1287 
1288 /*
1289  * Some modes are overclocked by very low value, accept them
1290  */
1291 #define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */
1292 
1293 enum radeon_dpm_auto_throttle_src {
1294 	RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL,
1295 	RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1296 };
1297 
1298 enum radeon_dpm_event_src {
1299 	RADEON_DPM_EVENT_SRC_ANALOG = 0,
1300 	RADEON_DPM_EVENT_SRC_EXTERNAL = 1,
1301 	RADEON_DPM_EVENT_SRC_DIGITAL = 2,
1302 	RADEON_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1303 	RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1304 };
1305 
1306 #define RADEON_MAX_VCE_LEVELS 6
1307 
1308 enum radeon_vce_level {
1309 	RADEON_VCE_LEVEL_AC_ALL = 0,     /* AC, All cases */
1310 	RADEON_VCE_LEVEL_DC_EE = 1,      /* DC, entropy encoding */
1311 	RADEON_VCE_LEVEL_DC_LL_LOW = 2,  /* DC, low latency queue, res <= 720 */
1312 	RADEON_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1313 	RADEON_VCE_LEVEL_DC_GP_LOW = 4,  /* DC, general purpose queue, res <= 720 */
1314 	RADEON_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1315 };
1316 
1317 struct radeon_ps {
1318 	u32 caps; /* vbios flags */
1319 	u32 class; /* vbios flags */
1320 	u32 class2; /* vbios flags */
1321 	/* UVD clocks */
1322 	u32 vclk;
1323 	u32 dclk;
1324 	/* VCE clocks */
1325 	u32 evclk;
1326 	u32 ecclk;
1327 	bool vce_active;
1328 	enum radeon_vce_level vce_level;
1329 	/* asic priv */
1330 	void *ps_priv;
1331 };
1332 
1333 struct radeon_dpm_thermal {
1334 	/* thermal interrupt work */
1335 	struct task        work;
1336 	/* low temperature threshold */
1337 	int                min_temp;
1338 	/* high temperature threshold */
1339 	int                max_temp;
1340 	/* was interrupt low to high or high to low */
1341 	bool               high_to_low;
1342 };
1343 
1344 enum radeon_clk_action
1345 {
1346 	RADEON_SCLK_UP = 1,
1347 	RADEON_SCLK_DOWN
1348 };
1349 
1350 struct radeon_blacklist_clocks
1351 {
1352 	u32 sclk;
1353 	u32 mclk;
1354 	enum radeon_clk_action action;
1355 };
1356 
1357 struct radeon_clock_and_voltage_limits {
1358 	u32 sclk;
1359 	u32 mclk;
1360 	u16 vddc;
1361 	u16 vddci;
1362 };
1363 
1364 struct radeon_clock_array {
1365 	u32 count;
1366 	u32 *values;
1367 };
1368 
1369 struct radeon_clock_voltage_dependency_entry {
1370 	u32 clk;
1371 	u16 v;
1372 };
1373 
1374 struct radeon_clock_voltage_dependency_table {
1375 	u32 count;
1376 	struct radeon_clock_voltage_dependency_entry *entries;
1377 };
1378 
1379 union radeon_cac_leakage_entry {
1380 	struct {
1381 		u16 vddc;
1382 		u32 leakage;
1383 	};
1384 	struct {
1385 		u16 vddc1;
1386 		u16 vddc2;
1387 		u16 vddc3;
1388 	};
1389 };
1390 
1391 struct radeon_cac_leakage_table {
1392 	u32 count;
1393 	union radeon_cac_leakage_entry *entries;
1394 };
1395 
1396 struct radeon_phase_shedding_limits_entry {
1397 	u16 voltage;
1398 	u32 sclk;
1399 	u32 mclk;
1400 };
1401 
1402 struct radeon_phase_shedding_limits_table {
1403 	u32 count;
1404 	struct radeon_phase_shedding_limits_entry *entries;
1405 };
1406 
1407 struct radeon_uvd_clock_voltage_dependency_entry {
1408 	u32 vclk;
1409 	u32 dclk;
1410 	u16 v;
1411 };
1412 
1413 struct radeon_uvd_clock_voltage_dependency_table {
1414 	u8 count;
1415 	struct radeon_uvd_clock_voltage_dependency_entry *entries;
1416 };
1417 
1418 struct radeon_vce_clock_voltage_dependency_entry {
1419 	u32 ecclk;
1420 	u32 evclk;
1421 	u16 v;
1422 };
1423 
1424 struct radeon_vce_clock_voltage_dependency_table {
1425 	u8 count;
1426 	struct radeon_vce_clock_voltage_dependency_entry *entries;
1427 };
1428 
1429 struct radeon_ppm_table {
1430 	u8 ppm_design;
1431 	u16 cpu_core_number;
1432 	u32 platform_tdp;
1433 	u32 small_ac_platform_tdp;
1434 	u32 platform_tdc;
1435 	u32 small_ac_platform_tdc;
1436 	u32 apu_tdp;
1437 	u32 dgpu_tdp;
1438 	u32 dgpu_ulv_power;
1439 	u32 tj_max;
1440 };
1441 
1442 struct radeon_cac_tdp_table {
1443 	u16 tdp;
1444 	u16 configurable_tdp;
1445 	u16 tdc;
1446 	u16 battery_power_limit;
1447 	u16 small_power_limit;
1448 	u16 low_cac_leakage;
1449 	u16 high_cac_leakage;
1450 	u16 maximum_power_delivery_limit;
1451 };
1452 
1453 struct radeon_dpm_dynamic_state {
1454 	struct radeon_clock_voltage_dependency_table vddc_dependency_on_sclk;
1455 	struct radeon_clock_voltage_dependency_table vddci_dependency_on_mclk;
1456 	struct radeon_clock_voltage_dependency_table vddc_dependency_on_mclk;
1457 	struct radeon_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1458 	struct radeon_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1459 	struct radeon_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1460 	struct radeon_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1461 	struct radeon_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1462 	struct radeon_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1463 	struct radeon_clock_array valid_sclk_values;
1464 	struct radeon_clock_array valid_mclk_values;
1465 	struct radeon_clock_and_voltage_limits max_clock_voltage_on_dc;
1466 	struct radeon_clock_and_voltage_limits max_clock_voltage_on_ac;
1467 	u32 mclk_sclk_ratio;
1468 	u32 sclk_mclk_delta;
1469 	u16 vddc_vddci_delta;
1470 	u16 min_vddc_for_pcie_gen2;
1471 	struct radeon_cac_leakage_table cac_leakage_table;
1472 	struct radeon_phase_shedding_limits_table phase_shedding_limits_table;
1473 	struct radeon_ppm_table *ppm_table;
1474 	struct radeon_cac_tdp_table *cac_tdp_table;
1475 };
1476 
1477 struct radeon_dpm_fan {
1478 	u16 t_min;
1479 	u16 t_med;
1480 	u16 t_high;
1481 	u16 pwm_min;
1482 	u16 pwm_med;
1483 	u16 pwm_high;
1484 	u8 t_hyst;
1485 	u32 cycle_delay;
1486 	u16 t_max;
1487 	bool ucode_fan_control;
1488 };
1489 
1490 enum radeon_pcie_gen {
1491 	RADEON_PCIE_GEN1 = 0,
1492 	RADEON_PCIE_GEN2 = 1,
1493 	RADEON_PCIE_GEN3 = 2,
1494 	RADEON_PCIE_GEN_INVALID = 0xffff
1495 };
1496 
1497 enum radeon_dpm_forced_level {
1498 	RADEON_DPM_FORCED_LEVEL_AUTO = 0,
1499 	RADEON_DPM_FORCED_LEVEL_LOW = 1,
1500 	RADEON_DPM_FORCED_LEVEL_HIGH = 2,
1501 };
1502 
1503 struct radeon_vce_state {
1504 	/* vce clocks */
1505 	u32 evclk;
1506 	u32 ecclk;
1507 	/* gpu clocks */
1508 	u32 sclk;
1509 	u32 mclk;
1510 	u8 clk_idx;
1511 	u8 pstate;
1512 };
1513 
1514 struct radeon_dpm {
1515 	struct radeon_ps        *ps;
1516 	/* number of valid power states */
1517 	int                     num_ps;
1518 	/* current power state that is active */
1519 	struct radeon_ps        *current_ps;
1520 	/* requested power state */
1521 	struct radeon_ps        *requested_ps;
1522 	/* boot up power state */
1523 	struct radeon_ps        *boot_ps;
1524 	/* default uvd power state */
1525 	struct radeon_ps        *uvd_ps;
1526 	/* vce requirements */
1527 	struct radeon_vce_state vce_states[RADEON_MAX_VCE_LEVELS];
1528 	enum radeon_vce_level vce_level;
1529 	enum radeon_pm_state_type state;
1530 	enum radeon_pm_state_type user_state;
1531 	u32                     platform_caps;
1532 	u32                     voltage_response_time;
1533 	u32                     backbias_response_time;
1534 	void                    *priv;
1535 	u32			new_active_crtcs;
1536 	int			new_active_crtc_count;
1537 	u32			current_active_crtcs;
1538 	int			current_active_crtc_count;
1539 	struct radeon_dpm_dynamic_state dyn_state;
1540 	struct radeon_dpm_fan fan;
1541 	u32 tdp_limit;
1542 	u32 near_tdp_limit;
1543 	u32 near_tdp_limit_adjusted;
1544 	u32 sq_ramping_threshold;
1545 	u32 cac_leakage;
1546 	u16 tdp_od_limit;
1547 	u32 tdp_adjustment;
1548 	u16 load_line_slope;
1549 	bool power_control;
1550 	bool ac_power;
1551 	/* special states active */
1552 	bool                    thermal_active;
1553 	bool                    uvd_active;
1554 	bool                    vce_active;
1555 	/* thermal handling */
1556 	struct radeon_dpm_thermal thermal;
1557 	/* forced levels */
1558 	enum radeon_dpm_forced_level forced_level;
1559 	/* track UVD streams */
1560 	unsigned sd;
1561 	unsigned hd;
1562 };
1563 
1564 void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable);
1565 void radeon_dpm_enable_vce(struct radeon_device *rdev, bool enable);
1566 
1567 struct radeon_pm {
1568 	struct lock		mutex;
1569 	/* write locked while reprogramming mclk */
1570 	struct lock		mclk_lock;
1571 	u32			active_crtcs;
1572 	int			active_crtc_count;
1573 	int			req_vblank;
1574 	bool			vblank_sync;
1575 	fixed20_12		max_bandwidth;
1576 	fixed20_12		igp_sideport_mclk;
1577 	fixed20_12		igp_system_mclk;
1578 	fixed20_12		igp_ht_link_clk;
1579 	fixed20_12		igp_ht_link_width;
1580 	fixed20_12		k8_bandwidth;
1581 	fixed20_12		sideport_bandwidth;
1582 	fixed20_12		ht_bandwidth;
1583 	fixed20_12		core_bandwidth;
1584 	fixed20_12		sclk;
1585 	fixed20_12		mclk;
1586 	fixed20_12		needed_bandwidth;
1587 	struct radeon_power_state *power_state;
1588 	/* number of valid power states */
1589 	int                     num_power_states;
1590 	int                     current_power_state_index;
1591 	int                     current_clock_mode_index;
1592 	int                     requested_power_state_index;
1593 	int                     requested_clock_mode_index;
1594 	int                     default_power_state_index;
1595 	u32                     current_sclk;
1596 	u32                     current_mclk;
1597 	u16                     current_vddc;
1598 	u16                     current_vddci;
1599 	u32                     default_sclk;
1600 	u32                     default_mclk;
1601 	u16                     default_vddc;
1602 	u16                     default_vddci;
1603 	struct radeon_i2c_chan *i2c_bus;
1604 	/* selected pm method */
1605 	enum radeon_pm_method     pm_method;
1606 	/* dynpm power management */
1607 #ifdef DUMBBELL_WIP
1608 	struct delayed_work	dynpm_idle_work;
1609 #endif /* DUMBBELL_WIP */
1610 	enum radeon_dynpm_state	dynpm_state;
1611 	enum radeon_dynpm_action	dynpm_planned_action;
1612 	unsigned long		dynpm_action_timeout;
1613 	bool                    dynpm_can_upclock;
1614 	bool                    dynpm_can_downclock;
1615 	/* profile-based power management */
1616 	enum radeon_pm_profile_type profile;
1617 	int                     profile_index;
1618 	struct radeon_pm_profile profiles[PM_PROFILE_MAX];
1619 	/* internal thermal controller on rv6xx+ */
1620 	enum radeon_int_thermal_type int_thermal_type;
1621 	struct ksensor		*int_sensor;
1622 	struct ksensordev	*int_sensordev;
1623 	/* dpm */
1624 	bool                    dpm_enabled;
1625 	struct radeon_dpm       dpm;
1626 };
1627 
1628 int radeon_pm_get_type_index(struct radeon_device *rdev,
1629 			     enum radeon_pm_state_type ps_type,
1630 			     int instance);
1631 /*
1632  * UVD
1633  */
1634 #define RADEON_MAX_UVD_HANDLES	10
1635 #define RADEON_UVD_STACK_SIZE	(1024*1024)
1636 #define RADEON_UVD_HEAP_SIZE	(1024*1024)
1637 
1638 struct radeon_uvd {
1639 	struct radeon_bo	*vcpu_bo;
1640 	void			*cpu_addr;
1641 	uint64_t		gpu_addr;
1642 	void			*saved_bo;
1643 	atomic_t		handles[RADEON_MAX_UVD_HANDLES];
1644 	struct drm_file		*filp[RADEON_MAX_UVD_HANDLES];
1645 	unsigned		img_size[RADEON_MAX_UVD_HANDLES];
1646 	struct delayed_work	idle_work;
1647 };
1648 
1649 int radeon_uvd_init(struct radeon_device *rdev);
1650 void radeon_uvd_fini(struct radeon_device *rdev);
1651 int radeon_uvd_suspend(struct radeon_device *rdev);
1652 int radeon_uvd_resume(struct radeon_device *rdev);
1653 int radeon_uvd_get_create_msg(struct radeon_device *rdev, int ring,
1654 			      uint32_t handle, struct radeon_fence **fence);
1655 int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring,
1656 			       uint32_t handle, struct radeon_fence **fence);
1657 void radeon_uvd_force_into_uvd_segment(struct radeon_bo *rbo);
1658 void radeon_uvd_free_handles(struct radeon_device *rdev,
1659 			     struct drm_file *filp);
1660 int radeon_uvd_cs_parse(struct radeon_cs_parser *parser);
1661 void radeon_uvd_note_usage(struct radeon_device *rdev);
1662 int radeon_uvd_calc_upll_dividers(struct radeon_device *rdev,
1663 				  unsigned vclk, unsigned dclk,
1664 				  unsigned vco_min, unsigned vco_max,
1665 				  unsigned fb_factor, unsigned fb_mask,
1666 				  unsigned pd_min, unsigned pd_max,
1667 				  unsigned pd_even,
1668 				  unsigned *optimal_fb_div,
1669 				  unsigned *optimal_vclk_div,
1670 				  unsigned *optimal_dclk_div);
1671 int radeon_uvd_send_upll_ctlreq(struct radeon_device *rdev,
1672                                 unsigned cg_upll_func_cntl);
1673 
1674 /*
1675  * VCE
1676  */
1677 #define RADEON_MAX_VCE_HANDLES	16
1678 #define RADEON_VCE_STACK_SIZE	(1024*1024)
1679 #define RADEON_VCE_HEAP_SIZE	(4*1024*1024)
1680 
1681 struct radeon_vce {
1682 	struct radeon_bo	*vcpu_bo;
1683 	uint64_t		gpu_addr;
1684 	unsigned		fw_version;
1685 	unsigned		fb_version;
1686 	atomic_t		handles[RADEON_MAX_VCE_HANDLES];
1687 	struct drm_file		*filp[RADEON_MAX_VCE_HANDLES];
1688 	unsigned		img_size[RADEON_MAX_VCE_HANDLES];
1689 	struct delayed_work	idle_work;
1690 };
1691 
1692 int radeon_vce_init(struct radeon_device *rdev);
1693 void radeon_vce_fini(struct radeon_device *rdev);
1694 int radeon_vce_suspend(struct radeon_device *rdev);
1695 int radeon_vce_resume(struct radeon_device *rdev);
1696 int radeon_vce_get_create_msg(struct radeon_device *rdev, int ring,
1697 			      uint32_t handle, struct radeon_fence **fence);
1698 int radeon_vce_get_destroy_msg(struct radeon_device *rdev, int ring,
1699 			       uint32_t handle, struct radeon_fence **fence);
1700 void radeon_vce_free_handles(struct radeon_device *rdev, struct drm_file *filp);
1701 void radeon_vce_note_usage(struct radeon_device *rdev);
1702 int radeon_vce_cs_reloc(struct radeon_cs_parser *p, int lo, int hi, unsigned size);
1703 int radeon_vce_cs_parse(struct radeon_cs_parser *p);
1704 bool radeon_vce_semaphore_emit(struct radeon_device *rdev,
1705 			       struct radeon_ring *ring,
1706 			       struct radeon_semaphore *semaphore,
1707 			       bool emit_wait);
1708 void radeon_vce_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
1709 void radeon_vce_fence_emit(struct radeon_device *rdev,
1710 			   struct radeon_fence *fence);
1711 int radeon_vce_ring_test(struct radeon_device *rdev, struct radeon_ring *ring);
1712 int radeon_vce_ib_test(struct radeon_device *rdev, struct radeon_ring *ring);
1713 
1714 struct r600_audio_pin {
1715 	int			channels;
1716 	int			rate;
1717 	int			bits_per_sample;
1718 	u8			status_bits;
1719 	u8			category_code;
1720 	u32			offset;
1721 	bool			connected;
1722 	u32			id;
1723 };
1724 
1725 struct r600_audio {
1726 	bool enabled;
1727 	struct r600_audio_pin pin[RADEON_MAX_AFMT_BLOCKS];
1728 	int num_pins;
1729 };
1730 
1731 /*
1732  * Benchmarking
1733  */
1734 void radeon_benchmark(struct radeon_device *rdev, int test_number);
1735 
1736 
1737 /*
1738  * Testing
1739  */
1740 void radeon_test_moves(struct radeon_device *rdev);
1741 void radeon_test_ring_sync(struct radeon_device *rdev,
1742 			   struct radeon_ring *cpA,
1743 			   struct radeon_ring *cpB);
1744 void radeon_test_syncing(struct radeon_device *rdev);
1745 
1746 
1747 /*
1748  * Debugfs
1749  */
1750 struct radeon_debugfs {
1751 	struct drm_info_list	*files;
1752 	unsigned		num_files;
1753 };
1754 
1755 int radeon_debugfs_add_files(struct radeon_device *rdev,
1756 			     struct drm_info_list *files,
1757 			     unsigned nfiles);
1758 int radeon_debugfs_fence_init(struct radeon_device *rdev);
1759 
1760 /*
1761  * ASIC ring specific functions.
1762  */
1763 struct radeon_asic_ring {
1764 	/* ring read/write ptr handling */
1765 	u32 (*get_rptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1766 	u32 (*get_wptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1767 	void (*set_wptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1768 
1769 	/* validating and patching of IBs */
1770 	int (*ib_parse)(struct radeon_device *rdev, struct radeon_ib *ib);
1771 	int (*cs_parse)(struct radeon_cs_parser *p);
1772 
1773 	/* command emmit functions */
1774 	void (*ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib);
1775 	void (*emit_fence)(struct radeon_device *rdev, struct radeon_fence *fence);
1776 	void (*hdp_flush)(struct radeon_device *rdev, struct radeon_ring *ring);
1777 	bool (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp,
1778 			       struct radeon_semaphore *semaphore, bool emit_wait);
1779 	void (*vm_flush)(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
1780 
1781 	/* testing functions */
1782 	int (*ring_test)(struct radeon_device *rdev, struct radeon_ring *cp);
1783 	int (*ib_test)(struct radeon_device *rdev, struct radeon_ring *cp);
1784 	bool (*is_lockup)(struct radeon_device *rdev, struct radeon_ring *cp);
1785 
1786 	/* deprecated */
1787 	void (*ring_start)(struct radeon_device *rdev, struct radeon_ring *cp);
1788 };
1789 
1790 /*
1791  * ASIC specific functions.
1792  */
1793 struct radeon_asic {
1794 	int (*init)(struct radeon_device *rdev);
1795 	void (*fini)(struct radeon_device *rdev);
1796 	int (*resume)(struct radeon_device *rdev);
1797 	int (*suspend)(struct radeon_device *rdev);
1798 	void (*vga_set_state)(struct radeon_device *rdev, bool state);
1799 	int (*asic_reset)(struct radeon_device *rdev);
1800 	/* Flush the HDP cache via MMIO */
1801 	void (*mmio_hdp_flush)(struct radeon_device *rdev);
1802 	/* check if 3D engine is idle */
1803 	bool (*gui_idle)(struct radeon_device *rdev);
1804 	/* wait for mc_idle */
1805 	int (*mc_wait_for_idle)(struct radeon_device *rdev);
1806 	/* get the reference clock */
1807 	u32 (*get_xclk)(struct radeon_device *rdev);
1808 	/* get the gpu clock counter */
1809 	uint64_t (*get_gpu_clock_counter)(struct radeon_device *rdev);
1810 	/* gart */
1811 	struct {
1812 		void (*tlb_flush)(struct radeon_device *rdev);
1813 		void (*set_page)(struct radeon_device *rdev, unsigned i,
1814 				 uint64_t addr, uint32_t flags);
1815 	} gart;
1816 	struct {
1817 		int (*init)(struct radeon_device *rdev);
1818 		void (*fini)(struct radeon_device *rdev);
1819 		void (*copy_pages)(struct radeon_device *rdev,
1820 				   struct radeon_ib *ib,
1821 				   uint64_t pe, uint64_t src,
1822 				   unsigned count);
1823 		void (*write_pages)(struct radeon_device *rdev,
1824 				    struct radeon_ib *ib,
1825 				    uint64_t pe,
1826 				    uint64_t addr, unsigned count,
1827 				    uint32_t incr, uint32_t flags);
1828 		void (*set_pages)(struct radeon_device *rdev,
1829 				  struct radeon_ib *ib,
1830 				  uint64_t pe,
1831 				  uint64_t addr, unsigned count,
1832 				  uint32_t incr, uint32_t flags);
1833 		void (*pad_ib)(struct radeon_ib *ib);
1834 	} vm;
1835 	/* ring specific callbacks */
1836 	struct radeon_asic_ring *ring[RADEON_NUM_RINGS];
1837 	/* irqs */
1838 	struct {
1839 		int (*set)(struct radeon_device *rdev);
1840 		irqreturn_t (*process)(struct radeon_device *rdev);
1841 	} irq;
1842 	/* displays */
1843 	struct {
1844 		/* display watermarks */
1845 		void (*bandwidth_update)(struct radeon_device *rdev);
1846 		/* get frame count */
1847 		u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc);
1848 		/* wait for vblank */
1849 		void (*wait_for_vblank)(struct radeon_device *rdev, int crtc);
1850 		/* set backlight level */
1851 		void (*set_backlight_level)(struct radeon_encoder *radeon_encoder, u8 level);
1852 		/* get backlight level */
1853 		u8 (*get_backlight_level)(struct radeon_encoder *radeon_encoder);
1854 		/* audio callbacks */
1855 		void (*hdmi_enable)(struct drm_encoder *encoder, bool enable);
1856 		void (*hdmi_setmode)(struct drm_encoder *encoder, struct drm_display_mode *mode);
1857 	} display;
1858 	/* copy functions for bo handling */
1859 	struct {
1860 		int (*blit)(struct radeon_device *rdev,
1861 			    uint64_t src_offset,
1862 			    uint64_t dst_offset,
1863 			    unsigned num_gpu_pages,
1864 			    struct radeon_fence **fence);
1865 		u32 blit_ring_index;
1866 		int (*dma)(struct radeon_device *rdev,
1867 			   uint64_t src_offset,
1868 			   uint64_t dst_offset,
1869 			   unsigned num_gpu_pages,
1870 			   struct radeon_fence **fence);
1871 		u32 dma_ring_index;
1872 		/* method used for bo copy */
1873 		int (*copy)(struct radeon_device *rdev,
1874 			    uint64_t src_offset,
1875 			    uint64_t dst_offset,
1876 			    unsigned num_gpu_pages,
1877 			    struct radeon_fence **fence);
1878 		/* ring used for bo copies */
1879 		u32 copy_ring_index;
1880 	} copy;
1881 	/* surfaces */
1882 	struct {
1883 		int (*set_reg)(struct radeon_device *rdev, int reg,
1884 				       uint32_t tiling_flags, uint32_t pitch,
1885 				       uint32_t offset, uint32_t obj_size);
1886 		void (*clear_reg)(struct radeon_device *rdev, int reg);
1887 	} surface;
1888 	/* hotplug detect */
1889 	struct {
1890 		void (*init)(struct radeon_device *rdev);
1891 		void (*fini)(struct radeon_device *rdev);
1892 		bool (*sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
1893 		void (*set_polarity)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
1894 	} hpd;
1895 	/* static power management */
1896 	struct {
1897 		void (*misc)(struct radeon_device *rdev);
1898 		void (*prepare)(struct radeon_device *rdev);
1899 		void (*finish)(struct radeon_device *rdev);
1900 		void (*init_profile)(struct radeon_device *rdev);
1901 		void (*get_dynpm_state)(struct radeon_device *rdev);
1902 		uint32_t (*get_engine_clock)(struct radeon_device *rdev);
1903 		void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock);
1904 		uint32_t (*get_memory_clock)(struct radeon_device *rdev);
1905 		void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock);
1906 		int (*get_pcie_lanes)(struct radeon_device *rdev);
1907 		void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes);
1908 		void (*set_clock_gating)(struct radeon_device *rdev, int enable);
1909 		int (*set_uvd_clocks)(struct radeon_device *rdev, u32 vclk, u32 dclk);
1910 		int (*set_vce_clocks)(struct radeon_device *rdev, u32 evclk, u32 ecclk);
1911 		int (*get_temperature)(struct radeon_device *rdev);
1912 	} pm;
1913 	/* dynamic power management */
1914 	struct {
1915 		int (*init)(struct radeon_device *rdev);
1916 		void (*setup_asic)(struct radeon_device *rdev);
1917 		int (*enable)(struct radeon_device *rdev);
1918 		int (*late_enable)(struct radeon_device *rdev);
1919 		void (*disable)(struct radeon_device *rdev);
1920 		int (*pre_set_power_state)(struct radeon_device *rdev);
1921 		int (*set_power_state)(struct radeon_device *rdev);
1922 		void (*post_set_power_state)(struct radeon_device *rdev);
1923 		void (*display_configuration_changed)(struct radeon_device *rdev);
1924 		void (*fini)(struct radeon_device *rdev);
1925 		u32 (*get_sclk)(struct radeon_device *rdev, bool low);
1926 		u32 (*get_mclk)(struct radeon_device *rdev, bool low);
1927 		void (*print_power_state)(struct radeon_device *rdev, struct radeon_ps *ps);
1928 		void (*debugfs_print_current_performance_level)(struct radeon_device *rdev, struct seq_file *m);
1929 		int (*force_performance_level)(struct radeon_device *rdev, enum radeon_dpm_forced_level level);
1930 		bool (*vblank_too_short)(struct radeon_device *rdev);
1931 		void (*powergate_uvd)(struct radeon_device *rdev, bool gate);
1932 		void (*enable_bapm)(struct radeon_device *rdev, bool enable);
1933 	} dpm;
1934 	/* pageflipping */
1935 	struct {
1936 		void (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base);
1937 		bool (*page_flip_pending)(struct radeon_device *rdev, int crtc);
1938 	} pflip;
1939 };
1940 
1941 /*
1942  * Asic structures
1943  */
1944 struct r100_asic {
1945 	const unsigned		*reg_safe_bm;
1946 	unsigned		reg_safe_bm_size;
1947 	u32			hdp_cntl;
1948 };
1949 
1950 struct r300_asic {
1951 	const unsigned		*reg_safe_bm;
1952 	unsigned		reg_safe_bm_size;
1953 	u32			resync_scratch;
1954 	u32			hdp_cntl;
1955 };
1956 
1957 struct r600_asic {
1958 	unsigned		max_pipes;
1959 	unsigned		max_tile_pipes;
1960 	unsigned		max_simds;
1961 	unsigned		max_backends;
1962 	unsigned		max_gprs;
1963 	unsigned		max_threads;
1964 	unsigned		max_stack_entries;
1965 	unsigned		max_hw_contexts;
1966 	unsigned		max_gs_threads;
1967 	unsigned		sx_max_export_size;
1968 	unsigned		sx_max_export_pos_size;
1969 	unsigned		sx_max_export_smx_size;
1970 	unsigned		sq_num_cf_insts;
1971 	unsigned		tiling_nbanks;
1972 	unsigned		tiling_npipes;
1973 	unsigned		tiling_group_size;
1974 	unsigned		tile_config;
1975 	unsigned		backend_map;
1976 	unsigned		active_simds;
1977 };
1978 
1979 struct rv770_asic {
1980 	unsigned		max_pipes;
1981 	unsigned		max_tile_pipes;
1982 	unsigned		max_simds;
1983 	unsigned		max_backends;
1984 	unsigned		max_gprs;
1985 	unsigned		max_threads;
1986 	unsigned		max_stack_entries;
1987 	unsigned		max_hw_contexts;
1988 	unsigned		max_gs_threads;
1989 	unsigned		sx_max_export_size;
1990 	unsigned		sx_max_export_pos_size;
1991 	unsigned		sx_max_export_smx_size;
1992 	unsigned		sq_num_cf_insts;
1993 	unsigned		sx_num_of_sets;
1994 	unsigned		sc_prim_fifo_size;
1995 	unsigned		sc_hiz_tile_fifo_size;
1996 	unsigned		sc_earlyz_tile_fifo_fize;
1997 	unsigned		tiling_nbanks;
1998 	unsigned		tiling_npipes;
1999 	unsigned		tiling_group_size;
2000 	unsigned		tile_config;
2001 	unsigned		backend_map;
2002 	unsigned		active_simds;
2003 };
2004 
2005 struct evergreen_asic {
2006 	unsigned num_ses;
2007 	unsigned max_pipes;
2008 	unsigned max_tile_pipes;
2009 	unsigned max_simds;
2010 	unsigned max_backends;
2011 	unsigned max_gprs;
2012 	unsigned max_threads;
2013 	unsigned max_stack_entries;
2014 	unsigned max_hw_contexts;
2015 	unsigned max_gs_threads;
2016 	unsigned sx_max_export_size;
2017 	unsigned sx_max_export_pos_size;
2018 	unsigned sx_max_export_smx_size;
2019 	unsigned sq_num_cf_insts;
2020 	unsigned sx_num_of_sets;
2021 	unsigned sc_prim_fifo_size;
2022 	unsigned sc_hiz_tile_fifo_size;
2023 	unsigned sc_earlyz_tile_fifo_size;
2024 	unsigned tiling_nbanks;
2025 	unsigned tiling_npipes;
2026 	unsigned tiling_group_size;
2027 	unsigned tile_config;
2028 	unsigned backend_map;
2029 	unsigned active_simds;
2030 };
2031 
2032 struct cayman_asic {
2033 	unsigned max_shader_engines;
2034 	unsigned max_pipes_per_simd;
2035 	unsigned max_tile_pipes;
2036 	unsigned max_simds_per_se;
2037 	unsigned max_backends_per_se;
2038 	unsigned max_texture_channel_caches;
2039 	unsigned max_gprs;
2040 	unsigned max_threads;
2041 	unsigned max_gs_threads;
2042 	unsigned max_stack_entries;
2043 	unsigned sx_num_of_sets;
2044 	unsigned sx_max_export_size;
2045 	unsigned sx_max_export_pos_size;
2046 	unsigned sx_max_export_smx_size;
2047 	unsigned max_hw_contexts;
2048 	unsigned sq_num_cf_insts;
2049 	unsigned sc_prim_fifo_size;
2050 	unsigned sc_hiz_tile_fifo_size;
2051 	unsigned sc_earlyz_tile_fifo_size;
2052 
2053 	unsigned num_shader_engines;
2054 	unsigned num_shader_pipes_per_simd;
2055 	unsigned num_tile_pipes;
2056 	unsigned num_simds_per_se;
2057 	unsigned num_backends_per_se;
2058 	unsigned backend_disable_mask_per_asic;
2059 	unsigned backend_map;
2060 	unsigned num_texture_channel_caches;
2061 	unsigned mem_max_burst_length_bytes;
2062 	unsigned mem_row_size_in_kb;
2063 	unsigned shader_engine_tile_size;
2064 	unsigned num_gpus;
2065 	unsigned multi_gpu_tile_size;
2066 
2067 	unsigned tile_config;
2068 	unsigned active_simds;
2069 };
2070 
2071 struct si_asic {
2072 	unsigned max_shader_engines;
2073 	unsigned max_tile_pipes;
2074 	unsigned max_cu_per_sh;
2075 	unsigned max_sh_per_se;
2076 	unsigned max_backends_per_se;
2077 	unsigned max_texture_channel_caches;
2078 	unsigned max_gprs;
2079 	unsigned max_gs_threads;
2080 	unsigned max_hw_contexts;
2081 	unsigned sc_prim_fifo_size_frontend;
2082 	unsigned sc_prim_fifo_size_backend;
2083 	unsigned sc_hiz_tile_fifo_size;
2084 	unsigned sc_earlyz_tile_fifo_size;
2085 
2086 	unsigned num_tile_pipes;
2087 	unsigned backend_enable_mask;
2088 	unsigned backend_disable_mask_per_asic;
2089 	unsigned backend_map;
2090 	unsigned num_texture_channel_caches;
2091 	unsigned mem_max_burst_length_bytes;
2092 	unsigned mem_row_size_in_kb;
2093 	unsigned shader_engine_tile_size;
2094 	unsigned num_gpus;
2095 	unsigned multi_gpu_tile_size;
2096 
2097 	unsigned tile_config;
2098 	uint32_t tile_mode_array[32];
2099 	uint32_t active_cus;
2100 };
2101 
2102 struct cik_asic {
2103 	unsigned max_shader_engines;
2104 	unsigned max_tile_pipes;
2105 	unsigned max_cu_per_sh;
2106 	unsigned max_sh_per_se;
2107 	unsigned max_backends_per_se;
2108 	unsigned max_texture_channel_caches;
2109 	unsigned max_gprs;
2110 	unsigned max_gs_threads;
2111 	unsigned max_hw_contexts;
2112 	unsigned sc_prim_fifo_size_frontend;
2113 	unsigned sc_prim_fifo_size_backend;
2114 	unsigned sc_hiz_tile_fifo_size;
2115 	unsigned sc_earlyz_tile_fifo_size;
2116 
2117 	unsigned num_tile_pipes;
2118 	unsigned backend_enable_mask;
2119 	unsigned backend_disable_mask_per_asic;
2120 	unsigned backend_map;
2121 	unsigned num_texture_channel_caches;
2122 	unsigned mem_max_burst_length_bytes;
2123 	unsigned mem_row_size_in_kb;
2124 	unsigned shader_engine_tile_size;
2125 	unsigned num_gpus;
2126 	unsigned multi_gpu_tile_size;
2127 
2128 	unsigned tile_config;
2129 	uint32_t tile_mode_array[32];
2130 	uint32_t macrotile_mode_array[16];
2131 	uint32_t active_cus;
2132 };
2133 
2134 union radeon_asic_config {
2135 	struct r300_asic	r300;
2136 	struct r100_asic	r100;
2137 	struct r600_asic	r600;
2138 	struct rv770_asic	rv770;
2139 	struct evergreen_asic	evergreen;
2140 	struct cayman_asic	cayman;
2141 	struct si_asic		si;
2142 	struct cik_asic		cik;
2143 };
2144 
2145 /*
2146  * asic initizalization from radeon_asic.c
2147  */
2148 int radeon_asic_init(struct radeon_device *rdev);
2149 
2150 
2151 /*
2152  * IOCTL.
2153  */
2154 int radeon_gem_info_ioctl(struct drm_device *dev, void *data,
2155 			  struct drm_file *filp);
2156 int radeon_gem_create_ioctl(struct drm_device *dev, void *data,
2157 			    struct drm_file *filp);
2158 int radeon_gem_pin_ioctl(struct drm_device *dev, void *data,
2159 			 struct drm_file *file_priv);
2160 int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data,
2161 			   struct drm_file *file_priv);
2162 int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data,
2163 			    struct drm_file *file_priv);
2164 int radeon_gem_pread_ioctl(struct drm_device *dev, void *data,
2165 			   struct drm_file *file_priv);
2166 int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data,
2167 				struct drm_file *filp);
2168 int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
2169 			  struct drm_file *filp);
2170 int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
2171 			  struct drm_file *filp);
2172 int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
2173 			      struct drm_file *filp);
2174 int radeon_gem_va_ioctl(struct drm_device *dev, void *data,
2175 			  struct drm_file *filp);
2176 int radeon_gem_op_ioctl(struct drm_device *dev, void *data,
2177 			struct drm_file *filp);
2178 int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
2179 int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data,
2180 				struct drm_file *filp);
2181 int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
2182 				struct drm_file *filp);
2183 
2184 /* VRAM scratch page for HDP bug, default vram page */
2185 struct r600_vram_scratch {
2186 	struct radeon_bo		*robj;
2187 	volatile uint32_t		*ptr;
2188 	u64				gpu_addr;
2189 };
2190 
2191 /*
2192  * ACPI
2193  */
2194 struct radeon_atif_notification_cfg {
2195 	bool enabled;
2196 	int command_code;
2197 };
2198 
2199 struct radeon_atif_notifications {
2200 	bool display_switch;
2201 	bool expansion_mode_change;
2202 	bool thermal_state;
2203 	bool forced_power_state;
2204 	bool system_power_state;
2205 	bool display_conf_change;
2206 	bool px_gfx_switch;
2207 	bool brightness_change;
2208 	bool dgpu_display_event;
2209 };
2210 
2211 struct radeon_atif_functions {
2212 	bool system_params;
2213 	bool sbios_requests;
2214 	bool select_active_disp;
2215 	bool lid_state;
2216 	bool get_tv_standard;
2217 	bool set_tv_standard;
2218 	bool get_panel_expansion_mode;
2219 	bool set_panel_expansion_mode;
2220 	bool temperature_change;
2221 	bool graphics_device_types;
2222 };
2223 
2224 struct radeon_atif {
2225 	struct radeon_atif_notifications notifications;
2226 	struct radeon_atif_functions functions;
2227 	struct radeon_atif_notification_cfg notification_cfg;
2228 	struct radeon_encoder *encoder_for_bl;
2229 };
2230 
2231 struct radeon_atcs_functions {
2232 	bool get_ext_state;
2233 	bool pcie_perf_req;
2234 	bool pcie_dev_rdy;
2235 	bool pcie_bus_width;
2236 };
2237 
2238 struct radeon_atcs {
2239 	struct radeon_atcs_functions functions;
2240 };
2241 
2242 /*
2243  * Core structure, functions and helpers.
2244  */
2245 typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t);
2246 typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t);
2247 
2248 struct radeon_device {
2249 	device_t			dev;
2250 	struct drm_device		*ddev;
2251 	struct pci_dev			*pdev;
2252 	struct lock			exclusive_lock;
2253 	/* ASIC */
2254 	union radeon_asic_config	config;
2255 	enum radeon_family		family;
2256 	unsigned long			flags;
2257 	int				usec_timeout;
2258 	enum radeon_pll_errata		pll_errata;
2259 	int				num_gb_pipes;
2260 	int				num_z_pipes;
2261 	int				disp_priority;
2262 	/* BIOS */
2263 	uint8_t				*bios;
2264 	bool				is_atom_bios;
2265 	uint16_t			bios_header_start;
2266 	struct radeon_bo		*stollen_vga_memory;
2267 	/* Register mmio */
2268 	resource_size_t			rmmio_base;
2269 	resource_size_t			rmmio_size;
2270 	/* protects concurrent MM_INDEX/DATA based register access */
2271 	struct spinlock mmio_idx_lock;
2272 	/* protects concurrent SMC based register access */
2273 	struct spinlock smc_idx_lock;
2274 	/* protects concurrent PLL register access */
2275 	struct spinlock pll_idx_lock;
2276 	/* protects concurrent MC register access */
2277 	struct spinlock mc_idx_lock;
2278 	/* protects concurrent PCIE register access */
2279 	struct spinlock pcie_idx_lock;
2280 	/* protects concurrent PCIE_PORT register access */
2281 	struct spinlock pciep_idx_lock;
2282 	/* protects concurrent PIF register access */
2283 	struct spinlock pif_idx_lock;
2284 	/* protects concurrent CG register access */
2285 	struct spinlock cg_idx_lock;
2286 	/* protects concurrent UVD register access */
2287 	struct spinlock uvd_idx_lock;
2288 	/* protects concurrent RCU register access */
2289 	struct spinlock rcu_idx_lock;
2290 	/* protects concurrent DIDT register access */
2291 	struct spinlock didt_idx_lock;
2292 	/* protects concurrent ENDPOINT (audio) register access */
2293 	struct spinlock end_idx_lock;
2294 	int				rmmio_rid;
2295 	struct resource			*rmmio;
2296 	radeon_rreg_t			mc_rreg;
2297 	radeon_wreg_t			mc_wreg;
2298 	radeon_rreg_t			pll_rreg;
2299 	radeon_wreg_t			pll_wreg;
2300 	uint32_t                        pcie_reg_mask;
2301 	radeon_rreg_t			pciep_rreg;
2302 	radeon_wreg_t			pciep_wreg;
2303 	/* io port */
2304 	int				rio_rid;
2305 	struct resource			*rio_mem;
2306 	resource_size_t			rio_mem_size;
2307 	struct radeon_clock             clock;
2308 	struct radeon_mc		mc;
2309 	struct radeon_gart		gart;
2310 	struct radeon_mode_info		mode_info;
2311 	struct radeon_scratch		scratch;
2312 	struct radeon_doorbell		doorbell;
2313 	struct radeon_mman		mman;
2314 	struct radeon_fence_driver	fence_drv[RADEON_NUM_RINGS];
2315 	wait_queue_head_t		fence_queue;
2316 	struct lock			ring_lock;
2317 	struct radeon_ring		ring[RADEON_NUM_RINGS];
2318 	bool				ib_pool_ready;
2319 	struct radeon_sa_manager	ring_tmp_bo;
2320 	struct radeon_irq		irq;
2321 	struct radeon_asic		*asic;
2322 	struct radeon_gem		gem;
2323 	struct radeon_pm		pm;
2324 	struct radeon_uvd		uvd;
2325 	struct radeon_vce		vce;
2326 	uint32_t			bios_scratch[RADEON_BIOS_NUM_SCRATCH];
2327 	struct radeon_wb		wb;
2328 	struct radeon_dummy_page	dummy_page;
2329 	bool				shutdown;
2330 	bool				suspend;
2331 	bool				need_dma32;
2332 	bool				accel_working;
2333 	bool				fastfb_working; /* IGP feature*/
2334 	bool				needs_reset;
2335 	bool				fictitious_range_registered;
2336 	struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES];
2337 	const struct firmware *me_fw;	/* all family ME firmware */
2338 	const struct firmware *pfp_fw;	/* r6/700 PFP firmware */
2339 	const struct firmware *rlc_fw;	/* r6/700 RLC firmware */
2340 	const struct firmware *mc_fw;	/* NI MC firmware */
2341 	const struct firmware *ce_fw;	/* SI CE firmware */
2342 	const struct firmware *mec_fw;	/* CIK MEC firmware */
2343 	const struct firmware *sdma_fw;	/* CIK SDMA firmware */
2344 	const struct firmware *smc_fw;	/* SMC firmware */
2345 	const struct firmware *uvd_fw;	/* UVD firmware */
2346 	const struct firmware *vce_fw;	/* VCE firmware */
2347 	struct r600_vram_scratch vram_scratch;
2348 	int msi_enabled; /* msi enabled */
2349 	struct r600_ih ih; /* r6/700 interrupt ring */
2350 	struct radeon_rlc rlc;
2351 	struct radeon_mec mec;
2352 	struct taskqueue *tq;
2353 	struct task hotplug_work;
2354 	struct task audio_work;
2355 	struct task reset_work;
2356 	int num_crtc; /* number of crtcs */
2357 	struct lock dc_hw_i2c_mutex; /* display controller hw i2c mutex */
2358 	bool has_uvd;
2359 	struct r600_audio audio; /* audio stuff */
2360 	struct {
2361 		ACPI_HANDLE		handle;
2362 		ACPI_NOTIFY_HANDLER	notifier_call;
2363 	} acpi;
2364 	/* only one userspace can use Hyperz features or CMASK at a time */
2365 	struct drm_file *hyperz_filp;
2366 	struct drm_file *cmask_filp;
2367 	/* i2c buses */
2368 	struct radeon_i2c_chan *i2c_bus[RADEON_MAX_I2C_BUS];
2369 	/* debugfs */
2370 	struct radeon_debugfs	debugfs[RADEON_DEBUGFS_MAX_COMPONENTS];
2371 	unsigned 		debugfs_count;
2372 	/* virtual memory */
2373 	struct radeon_vm_manager	vm_manager;
2374 	struct spinlock			gpu_clock_mutex;
2375 	/* memory stats */
2376 	atomic64_t			vram_usage;
2377 	atomic64_t			gtt_usage;
2378 	atomic64_t			num_bytes_moved;
2379 	/* ACPI interface */
2380 	struct radeon_atif		atif;
2381 	struct radeon_atcs		atcs;
2382 	/* srbm instance registers */
2383 	struct spinlock			srbm_mutex;
2384 	/* clock, powergating flags */
2385 	u32 cg_flags;
2386 	u32 pg_flags;
2387 
2388 #ifdef PM_TODO
2389 	struct dev_pm_domain vga_pm_domain;
2390 #endif
2391 	bool have_disp_power_ref;
2392 	u32 px_quirk_flags;
2393 
2394 	/* tracking pinned memory */
2395 	u64 vram_pin_size;
2396 	u64 gart_pin_size;
2397 };
2398 
2399 bool radeon_is_px(struct drm_device *dev);
2400 int radeon_device_init(struct radeon_device *rdev,
2401 		       struct drm_device *ddev,
2402 		       struct pci_dev *pdev,
2403 		       uint32_t flags);
2404 void radeon_device_fini(struct radeon_device *rdev);
2405 int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
2406 
2407 uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg,
2408 		      bool always_indirect);
2409 void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v,
2410 		  bool always_indirect);
2411 u32 r100_io_rreg(struct radeon_device *rdev, u32 reg);
2412 void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2413 
2414 u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 index);
2415 void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v);
2416 
2417 /*
2418  * Cast helper
2419  */
2420 #define to_radeon_fence(p) ((struct radeon_fence *)(p))
2421 
2422 /*
2423  * Registers read & write functions.
2424  */
2425 #define RREG8(reg) bus_read_1((rdev->rmmio), (reg))
2426 #define WREG8(reg, v) bus_write_1((rdev->rmmio), (reg), v)
2427 #define RREG16(reg) bus_read_2((rdev->rmmio), (reg))
2428 #define WREG16(reg, v) bus_write_2((rdev->rmmio), (reg), v)
2429 #define RREG32(reg) r100_mm_rreg(rdev, (reg), false)
2430 #define RREG32_IDX(reg) r100_mm_rreg(rdev, (reg), true)
2431 #define DREG32(reg) DRM_INFO("REGISTER: " #reg " : 0x%08X\n", r100_mm_rreg(rdev, (reg)))
2432 #define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v), false)
2433 #define WREG32_IDX(reg, v) r100_mm_wreg(rdev, (reg), (v), true)
2434 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2435 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2436 #define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg))
2437 #define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v))
2438 #define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg))
2439 #define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v))
2440 #define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg))
2441 #define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v))
2442 #define RREG32_PCIE_PORT(reg) rdev->pciep_rreg(rdev, (reg))
2443 #define WREG32_PCIE_PORT(reg, v) rdev->pciep_wreg(rdev, (reg), (v))
2444 #define RREG32_SMC(reg) tn_smc_rreg(rdev, (reg))
2445 #define WREG32_SMC(reg, v) tn_smc_wreg(rdev, (reg), (v))
2446 #define RREG32_RCU(reg) r600_rcu_rreg(rdev, (reg))
2447 #define WREG32_RCU(reg, v) r600_rcu_wreg(rdev, (reg), (v))
2448 #define RREG32_CG(reg) eg_cg_rreg(rdev, (reg))
2449 #define WREG32_CG(reg, v) eg_cg_wreg(rdev, (reg), (v))
2450 #define RREG32_PIF_PHY0(reg) eg_pif_phy0_rreg(rdev, (reg))
2451 #define WREG32_PIF_PHY0(reg, v) eg_pif_phy0_wreg(rdev, (reg), (v))
2452 #define RREG32_PIF_PHY1(reg) eg_pif_phy1_rreg(rdev, (reg))
2453 #define WREG32_PIF_PHY1(reg, v) eg_pif_phy1_wreg(rdev, (reg), (v))
2454 #define RREG32_UVD_CTX(reg) r600_uvd_ctx_rreg(rdev, (reg))
2455 #define WREG32_UVD_CTX(reg, v) r600_uvd_ctx_wreg(rdev, (reg), (v))
2456 #define RREG32_DIDT(reg) cik_didt_rreg(rdev, (reg))
2457 #define WREG32_DIDT(reg, v) cik_didt_wreg(rdev, (reg), (v))
2458 #define WREG32_P(reg, val, mask)				\
2459 	do {							\
2460 		uint32_t tmp_ = RREG32(reg);			\
2461 		tmp_ &= (mask);					\
2462 		tmp_ |= ((val) & ~(mask));			\
2463 		WREG32(reg, tmp_);				\
2464 	} while (0)
2465 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2466 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2467 #define WREG32_PLL_P(reg, val, mask)				\
2468 	do {							\
2469 		uint32_t tmp_ = RREG32_PLL(reg);		\
2470 		tmp_ &= (mask);					\
2471 		tmp_ |= ((val) & ~(mask));			\
2472 		WREG32_PLL(reg, tmp_);				\
2473 	} while (0)
2474 #define DREG32_SYS(sqf, rdev, reg) seq_printf((sqf), #reg " : 0x%08X\n", r100_mm_rreg((rdev), (reg), false))
2475 #define RREG32_IO(reg) r100_io_rreg(rdev, (reg))
2476 #define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v))
2477 
2478 #define RDOORBELL32(index) cik_mm_rdoorbell(rdev, (index))
2479 #define WDOORBELL32(index, v) cik_mm_wdoorbell(rdev, (index), (v))
2480 
2481 /*
2482  * Indirect registers accessor
2483  */
2484 static inline uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg)
2485 {
2486 	uint32_t r;
2487 
2488 	spin_lock(&rdev->pcie_idx_lock);
2489 	WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask));
2490 	r = RREG32(RADEON_PCIE_DATA);
2491 	spin_unlock(&rdev->pcie_idx_lock);
2492 	return r;
2493 }
2494 
2495 static inline void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
2496 {
2497 	spin_lock(&rdev->pcie_idx_lock);
2498 	WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask));
2499 	WREG32(RADEON_PCIE_DATA, (v));
2500 	spin_unlock(&rdev->pcie_idx_lock);
2501 }
2502 
2503 static inline u32 tn_smc_rreg(struct radeon_device *rdev, u32 reg)
2504 {
2505 	u32 r;
2506 
2507 	spin_lock(&rdev->smc_idx_lock);
2508 	WREG32(TN_SMC_IND_INDEX_0, (reg));
2509 	r = RREG32(TN_SMC_IND_DATA_0);
2510 	spin_unlock(&rdev->smc_idx_lock);
2511 	return r;
2512 }
2513 
2514 static inline void tn_smc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2515 {
2516 	spin_lock(&rdev->smc_idx_lock);
2517 	WREG32(TN_SMC_IND_INDEX_0, (reg));
2518 	WREG32(TN_SMC_IND_DATA_0, (v));
2519 	spin_unlock(&rdev->smc_idx_lock);
2520 }
2521 
2522 static inline u32 r600_rcu_rreg(struct radeon_device *rdev, u32 reg)
2523 {
2524 	u32 r;
2525 
2526 	spin_lock(&rdev->rcu_idx_lock);
2527 	WREG32(R600_RCU_INDEX, ((reg) & 0x1fff));
2528 	r = RREG32(R600_RCU_DATA);
2529 	spin_unlock(&rdev->rcu_idx_lock);
2530 	return r;
2531 }
2532 
2533 static inline void r600_rcu_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2534 {
2535 	spin_lock(&rdev->rcu_idx_lock);
2536 	WREG32(R600_RCU_INDEX, ((reg) & 0x1fff));
2537 	WREG32(R600_RCU_DATA, (v));
2538 	spin_unlock(&rdev->rcu_idx_lock);
2539 }
2540 
2541 static inline u32 eg_cg_rreg(struct radeon_device *rdev, u32 reg)
2542 {
2543 	u32 r;
2544 
2545 	spin_lock(&rdev->cg_idx_lock);
2546 	WREG32(EVERGREEN_CG_IND_ADDR, ((reg) & 0xffff));
2547 	r = RREG32(EVERGREEN_CG_IND_DATA);
2548 	spin_unlock(&rdev->cg_idx_lock);
2549 	return r;
2550 }
2551 
2552 static inline void eg_cg_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2553 {
2554 	spin_lock(&rdev->cg_idx_lock);
2555 	WREG32(EVERGREEN_CG_IND_ADDR, ((reg) & 0xffff));
2556 	WREG32(EVERGREEN_CG_IND_DATA, (v));
2557 	spin_unlock(&rdev->cg_idx_lock);
2558 }
2559 
2560 static inline u32 eg_pif_phy0_rreg(struct radeon_device *rdev, u32 reg)
2561 {
2562 	u32 r;
2563 
2564 	spin_lock(&rdev->pif_idx_lock);
2565 	WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
2566 	r = RREG32(EVERGREEN_PIF_PHY0_DATA);
2567 	spin_unlock(&rdev->pif_idx_lock);
2568 	return r;
2569 }
2570 
2571 static inline void eg_pif_phy0_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2572 {
2573 	spin_lock(&rdev->pif_idx_lock);
2574 	WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
2575 	WREG32(EVERGREEN_PIF_PHY0_DATA, (v));
2576 	spin_unlock(&rdev->pif_idx_lock);
2577 }
2578 
2579 static inline u32 eg_pif_phy1_rreg(struct radeon_device *rdev, u32 reg)
2580 {
2581 	u32 r;
2582 
2583 	spin_lock(&rdev->pif_idx_lock);
2584 	WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
2585 	r = RREG32(EVERGREEN_PIF_PHY1_DATA);
2586 	spin_unlock(&rdev->pif_idx_lock);
2587 	return r;
2588 }
2589 
2590 static inline void eg_pif_phy1_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2591 {
2592 	spin_lock(&rdev->pif_idx_lock);
2593 	WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
2594 	WREG32(EVERGREEN_PIF_PHY1_DATA, (v));
2595 	spin_unlock(&rdev->pif_idx_lock);
2596 }
2597 
2598 static inline u32 r600_uvd_ctx_rreg(struct radeon_device *rdev, u32 reg)
2599 {
2600 	u32 r;
2601 
2602 	spin_lock(&rdev->uvd_idx_lock);
2603 	WREG32(R600_UVD_CTX_INDEX, ((reg) & 0x1ff));
2604 	r = RREG32(R600_UVD_CTX_DATA);
2605 	spin_unlock(&rdev->uvd_idx_lock);
2606 	return r;
2607 }
2608 
2609 static inline void r600_uvd_ctx_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2610 {
2611 	spin_lock(&rdev->uvd_idx_lock);
2612 	WREG32(R600_UVD_CTX_INDEX, ((reg) & 0x1ff));
2613 	WREG32(R600_UVD_CTX_DATA, (v));
2614 	spin_unlock(&rdev->uvd_idx_lock);
2615 }
2616 
2617 
2618 static inline u32 cik_didt_rreg(struct radeon_device *rdev, u32 reg)
2619 {
2620 	u32 r;
2621 
2622 	spin_lock(&rdev->didt_idx_lock);
2623 	WREG32(CIK_DIDT_IND_INDEX, (reg));
2624 	r = RREG32(CIK_DIDT_IND_DATA);
2625 	spin_unlock(&rdev->didt_idx_lock);
2626 	return r;
2627 }
2628 
2629 static inline void cik_didt_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2630 {
2631 	spin_lock(&rdev->didt_idx_lock);
2632 	WREG32(CIK_DIDT_IND_INDEX, (reg));
2633 	WREG32(CIK_DIDT_IND_DATA, (v));
2634 	spin_unlock(&rdev->didt_idx_lock);
2635 }
2636 
2637 void r100_pll_errata_after_index(struct radeon_device *rdev);
2638 
2639 
2640 /*
2641  * ASICs helpers.
2642  */
2643 #define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \
2644 			    (rdev->pdev->device == 0x5969))
2645 #define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \
2646 		(rdev->family == CHIP_RV200) || \
2647 		(rdev->family == CHIP_RS100) || \
2648 		(rdev->family == CHIP_RS200) || \
2649 		(rdev->family == CHIP_RV250) || \
2650 		(rdev->family == CHIP_RV280) || \
2651 		(rdev->family == CHIP_RS300))
2652 #define ASIC_IS_R300(rdev) ((rdev->family == CHIP_R300)  ||	\
2653 		(rdev->family == CHIP_RV350) ||			\
2654 		(rdev->family == CHIP_R350)  ||			\
2655 		(rdev->family == CHIP_RV380) ||			\
2656 		(rdev->family == CHIP_R420)  ||			\
2657 		(rdev->family == CHIP_R423)  ||			\
2658 		(rdev->family == CHIP_RV410) ||			\
2659 		(rdev->family == CHIP_RS400) ||			\
2660 		(rdev->family == CHIP_RS480))
2661 #define ASIC_IS_X2(rdev) ((rdev->ddev->pdev->device == 0x9441) || \
2662 		(rdev->ddev->pdev->device == 0x9443) || \
2663 		(rdev->ddev->pdev->device == 0x944B) || \
2664 		(rdev->ddev->pdev->device == 0x9506) || \
2665 		(rdev->ddev->pdev->device == 0x9509) || \
2666 		(rdev->ddev->pdev->device == 0x950F) || \
2667 		(rdev->ddev->pdev->device == 0x689C) || \
2668 		(rdev->ddev->pdev->device == 0x689D))
2669 #define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600))
2670 #define ASIC_IS_DCE2(rdev) ((rdev->family == CHIP_RS600)  ||	\
2671 			    (rdev->family == CHIP_RS690)  ||	\
2672 			    (rdev->family == CHIP_RS740)  ||	\
2673 			    (rdev->family >= CHIP_R600))
2674 #define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620))
2675 #define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730))
2676 #define ASIC_IS_DCE4(rdev) ((rdev->family >= CHIP_CEDAR))
2677 #define ASIC_IS_DCE41(rdev) ((rdev->family >= CHIP_PALM) && \
2678 			     (rdev->flags & RADEON_IS_IGP))
2679 #define ASIC_IS_DCE5(rdev) ((rdev->family >= CHIP_BARTS))
2680 #define ASIC_IS_DCE6(rdev) ((rdev->family >= CHIP_ARUBA))
2681 #define ASIC_IS_DCE61(rdev) ((rdev->family >= CHIP_ARUBA) && \
2682 			     (rdev->flags & RADEON_IS_IGP))
2683 #define ASIC_IS_DCE64(rdev) ((rdev->family == CHIP_OLAND))
2684 #define ASIC_IS_NODCE(rdev) ((rdev->family == CHIP_HAINAN))
2685 #define ASIC_IS_DCE8(rdev) ((rdev->family >= CHIP_BONAIRE))
2686 #define ASIC_IS_DCE81(rdev) ((rdev->family == CHIP_KAVERI))
2687 #define ASIC_IS_DCE82(rdev) ((rdev->family == CHIP_BONAIRE))
2688 #define ASIC_IS_DCE83(rdev) ((rdev->family == CHIP_KABINI) || \
2689 			     (rdev->family == CHIP_MULLINS))
2690 
2691 #define ASIC_IS_LOMBOK(rdev) ((rdev->ddev->pdev->device == 0x6849) || \
2692 			      (rdev->ddev->pdev->device == 0x6850) || \
2693 			      (rdev->ddev->pdev->device == 0x6858) || \
2694 			      (rdev->ddev->pdev->device == 0x6859) || \
2695 			      (rdev->ddev->pdev->device == 0x6840) || \
2696 			      (rdev->ddev->pdev->device == 0x6841) || \
2697 			      (rdev->ddev->pdev->device == 0x6842) || \
2698 			      (rdev->ddev->pdev->device == 0x6843))
2699 
2700 /*
2701  * BIOS helpers.
2702  */
2703 #define RBIOS8(i) (rdev->bios[i])
2704 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2705 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2706 
2707 int radeon_combios_init(struct radeon_device *rdev);
2708 void radeon_combios_fini(struct radeon_device *rdev);
2709 int radeon_atombios_init(struct radeon_device *rdev);
2710 void radeon_atombios_fini(struct radeon_device *rdev);
2711 
2712 
2713 /*
2714  * RING helpers.
2715  */
2716 #if !defined(DRM_DEBUG_CODE) || DRM_DEBUG_CODE == 0
2717 static inline void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
2718 {
2719 	ring->ring[ring->wptr++] = v;
2720 	ring->wptr &= ring->ptr_mask;
2721 	ring->count_dw--;
2722 	ring->ring_free_dw--;
2723 }
2724 #else
2725 /* With debugging this is just too big to inline */
2726 void radeon_ring_write(struct radeon_ring *ring, uint32_t v);
2727 #endif
2728 
2729 /*
2730  * ASICs macro.
2731  */
2732 #define radeon_init(rdev) (rdev)->asic->init((rdev))
2733 #define radeon_fini(rdev) (rdev)->asic->fini((rdev))
2734 #define radeon_resume(rdev) (rdev)->asic->resume((rdev))
2735 #define radeon_suspend(rdev) (rdev)->asic->suspend((rdev))
2736 #define radeon_cs_parse(rdev, r, p) (rdev)->asic->ring[(r)]->cs_parse((p))
2737 #define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state))
2738 #define radeon_asic_reset(rdev) (rdev)->asic->asic_reset((rdev))
2739 #define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart.tlb_flush((rdev))
2740 #define radeon_gart_set_page(rdev, i, p, f) (rdev)->asic->gart.set_page((rdev), (i), (p), (f))
2741 #define radeon_asic_vm_init(rdev) (rdev)->asic->vm.init((rdev))
2742 #define radeon_asic_vm_fini(rdev) (rdev)->asic->vm.fini((rdev))
2743 #define radeon_asic_vm_copy_pages(rdev, ib, pe, src, count) ((rdev)->asic->vm.copy_pages((rdev), (ib), (pe), (src), (count)))
2744 #define radeon_asic_vm_write_pages(rdev, ib, pe, addr, count, incr, flags) ((rdev)->asic->vm.write_pages((rdev), (ib), (pe), (addr), (count), (incr), (flags)))
2745 #define radeon_asic_vm_set_pages(rdev, ib, pe, addr, count, incr, flags) ((rdev)->asic->vm.set_pages((rdev), (ib), (pe), (addr), (count), (incr), (flags)))
2746 #define radeon_asic_vm_pad_ib(rdev, ib) ((rdev)->asic->vm.pad_ib((ib)))
2747 #define radeon_ring_start(rdev, r, cp) (rdev)->asic->ring[(r)]->ring_start((rdev), (cp))
2748 #define radeon_ring_test(rdev, r, cp) (rdev)->asic->ring[(r)]->ring_test((rdev), (cp))
2749 #define radeon_ib_test(rdev, r, cp) (rdev)->asic->ring[(r)]->ib_test((rdev), (cp))
2750 #define radeon_ring_ib_execute(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_execute((rdev), (ib))
2751 #define radeon_ring_ib_parse(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_parse((rdev), (ib))
2752 #define radeon_ring_is_lockup(rdev, r, cp) (rdev)->asic->ring[(r)]->is_lockup((rdev), (cp))
2753 #define radeon_ring_vm_flush(rdev, r, vm) (rdev)->asic->ring[(r)]->vm_flush((rdev), (r), (vm))
2754 #define radeon_ring_get_rptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_rptr((rdev), (r))
2755 #define radeon_ring_get_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_wptr((rdev), (r))
2756 #define radeon_ring_set_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->set_wptr((rdev), (r))
2757 #define radeon_irq_set(rdev) (rdev)->asic->irq.set((rdev))
2758 #define radeon_irq_process(rdev) (rdev)->asic->irq.process((rdev))
2759 #define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->display.get_vblank_counter((rdev), (crtc))
2760 #define radeon_set_backlight_level(rdev, e, l) (rdev)->asic->display.set_backlight_level((e), (l))
2761 #define radeon_get_backlight_level(rdev, e) (rdev)->asic->display.get_backlight_level((e))
2762 #define radeon_hdmi_enable(rdev, e, b) (rdev)->asic->display.hdmi_enable((e), (b))
2763 #define radeon_hdmi_setmode(rdev, e, m) (rdev)->asic->display.hdmi_setmode((e), (m))
2764 #define radeon_fence_ring_emit(rdev, r, fence) (rdev)->asic->ring[(r)]->emit_fence((rdev), (fence))
2765 #define radeon_semaphore_ring_emit(rdev, r, cp, semaphore, emit_wait) (rdev)->asic->ring[(r)]->emit_semaphore((rdev), (cp), (semaphore), (emit_wait))
2766 #define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy.blit((rdev), (s), (d), (np), (f))
2767 #define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy.dma((rdev), (s), (d), (np), (f))
2768 #define radeon_copy(rdev, s, d, np, f) (rdev)->asic->copy.copy((rdev), (s), (d), (np), (f))
2769 #define radeon_copy_blit_ring_index(rdev) (rdev)->asic->copy.blit_ring_index
2770 #define radeon_copy_dma_ring_index(rdev) (rdev)->asic->copy.dma_ring_index
2771 #define radeon_copy_ring_index(rdev) (rdev)->asic->copy.copy_ring_index
2772 #define radeon_get_engine_clock(rdev) (rdev)->asic->pm.get_engine_clock((rdev))
2773 #define radeon_set_engine_clock(rdev, e) (rdev)->asic->pm.set_engine_clock((rdev), (e))
2774 #define radeon_get_memory_clock(rdev) (rdev)->asic->pm.get_memory_clock((rdev))
2775 #define radeon_set_memory_clock(rdev, e) (rdev)->asic->pm.set_memory_clock((rdev), (e))
2776 #define radeon_get_pcie_lanes(rdev) (rdev)->asic->pm.get_pcie_lanes((rdev))
2777 #define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->pm.set_pcie_lanes((rdev), (l))
2778 #define radeon_set_clock_gating(rdev, e) (rdev)->asic->pm.set_clock_gating((rdev), (e))
2779 #define radeon_set_uvd_clocks(rdev, v, d) (rdev)->asic->pm.set_uvd_clocks((rdev), (v), (d))
2780 #define radeon_set_vce_clocks(rdev, ev, ec) (rdev)->asic->pm.set_vce_clocks((rdev), (ev), (ec))
2781 #define radeon_get_temperature(rdev) (rdev)->asic->pm.get_temperature((rdev))
2782 #define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->surface.set_reg((rdev), (r), (f), (p), (o), (s)))
2783 #define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->surface.clear_reg((rdev), (r)))
2784 #define radeon_bandwidth_update(rdev) (rdev)->asic->display.bandwidth_update((rdev))
2785 #define radeon_hpd_init(rdev) (rdev)->asic->hpd.init((rdev))
2786 #define radeon_hpd_fini(rdev) (rdev)->asic->hpd.fini((rdev))
2787 #define radeon_hpd_sense(rdev, h) (rdev)->asic->hpd.sense((rdev), (h))
2788 #define radeon_hpd_set_polarity(rdev, h) (rdev)->asic->hpd.set_polarity((rdev), (h))
2789 #define radeon_gui_idle(rdev) (rdev)->asic->gui_idle((rdev))
2790 #define radeon_pm_misc(rdev) (rdev)->asic->pm.misc((rdev))
2791 #define radeon_pm_prepare(rdev) (rdev)->asic->pm.prepare((rdev))
2792 #define radeon_pm_finish(rdev) (rdev)->asic->pm.finish((rdev))
2793 #define radeon_pm_init_profile(rdev) (rdev)->asic->pm.init_profile((rdev))
2794 #define radeon_pm_get_dynpm_state(rdev) (rdev)->asic->pm.get_dynpm_state((rdev))
2795 #define radeon_page_flip(rdev, crtc, base) (rdev)->asic->pflip.page_flip((rdev), (crtc), (base))
2796 #define radeon_page_flip_pending(rdev, crtc) (rdev)->asic->pflip.page_flip_pending((rdev), (crtc))
2797 #define radeon_wait_for_vblank(rdev, crtc) (rdev)->asic->display.wait_for_vblank((rdev), (crtc))
2798 #define radeon_mc_wait_for_idle(rdev) (rdev)->asic->mc_wait_for_idle((rdev))
2799 #define radeon_get_xclk(rdev) (rdev)->asic->get_xclk((rdev))
2800 #define radeon_get_gpu_clock_counter(rdev) (rdev)->asic->get_gpu_clock_counter((rdev))
2801 #define radeon_dpm_init(rdev) rdev->asic->dpm.init((rdev))
2802 #define radeon_dpm_setup_asic(rdev) rdev->asic->dpm.setup_asic((rdev))
2803 #define radeon_dpm_enable(rdev) rdev->asic->dpm.enable((rdev))
2804 #define radeon_dpm_late_enable(rdev) rdev->asic->dpm.late_enable((rdev))
2805 #define radeon_dpm_disable(rdev) rdev->asic->dpm.disable((rdev))
2806 #define radeon_dpm_pre_set_power_state(rdev) rdev->asic->dpm.pre_set_power_state((rdev))
2807 #define radeon_dpm_set_power_state(rdev) rdev->asic->dpm.set_power_state((rdev))
2808 #define radeon_dpm_post_set_power_state(rdev) rdev->asic->dpm.post_set_power_state((rdev))
2809 #define radeon_dpm_display_configuration_changed(rdev) rdev->asic->dpm.display_configuration_changed((rdev))
2810 #define radeon_dpm_fini(rdev) rdev->asic->dpm.fini((rdev))
2811 #define radeon_dpm_get_sclk(rdev, l) rdev->asic->dpm.get_sclk((rdev), (l))
2812 #define radeon_dpm_get_mclk(rdev, l) rdev->asic->dpm.get_mclk((rdev), (l))
2813 #define radeon_dpm_print_power_state(rdev, ps) rdev->asic->dpm.print_power_state((rdev), (ps))
2814 #define radeon_dpm_debugfs_print_current_performance_level(rdev, m) rdev->asic->dpm.debugfs_print_current_performance_level((rdev), (m))
2815 #define radeon_dpm_force_performance_level(rdev, l) rdev->asic->dpm.force_performance_level((rdev), (l))
2816 #define radeon_dpm_vblank_too_short(rdev) rdev->asic->dpm.vblank_too_short((rdev))
2817 #define radeon_dpm_powergate_uvd(rdev, g) rdev->asic->dpm.powergate_uvd((rdev), (g))
2818 #define radeon_dpm_enable_bapm(rdev, e) rdev->asic->dpm.enable_bapm((rdev), (e))
2819 
2820 /* Common functions */
2821 /* AGP */
2822 extern int radeon_gpu_reset(struct radeon_device *rdev);
2823 extern void radeon_pci_config_reset(struct radeon_device *rdev);
2824 extern void r600_set_bios_scratch_engine_hung(struct radeon_device *rdev, bool hung);
2825 extern void radeon_agp_disable(struct radeon_device *rdev);
2826 extern int radeon_modeset_init(struct radeon_device *rdev);
2827 extern void radeon_modeset_fini(struct radeon_device *rdev);
2828 extern bool radeon_card_posted(struct radeon_device *rdev);
2829 extern void radeon_update_bandwidth_info(struct radeon_device *rdev);
2830 extern void radeon_update_display_priority(struct radeon_device *rdev);
2831 extern bool radeon_boot_test_post_card(struct radeon_device *rdev);
2832 extern void radeon_scratch_init(struct radeon_device *rdev);
2833 extern void radeon_wb_fini(struct radeon_device *rdev);
2834 extern int radeon_wb_init(struct radeon_device *rdev);
2835 extern void radeon_wb_disable(struct radeon_device *rdev);
2836 extern void radeon_surface_init(struct radeon_device *rdev);
2837 extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data);
2838 extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain);
2839 extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo);
2840 extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base);
2841 extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
2842 extern int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2843 extern int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2844 extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size);
2845 extern void radeon_program_register_sequence(struct radeon_device *rdev,
2846 					     const u32 *registers,
2847 					     const u32 array_size);
2848 
2849 /*
2850  * vm
2851  */
2852 int radeon_vm_manager_init(struct radeon_device *rdev);
2853 void radeon_vm_manager_fini(struct radeon_device *rdev);
2854 int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm);
2855 void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm);
2856 struct radeon_cs_reloc *radeon_vm_get_bos(struct radeon_device *rdev,
2857 					  struct radeon_vm *vm,
2858                                           struct list_head *head);
2859 struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev,
2860 				       struct radeon_vm *vm, int ring);
2861 void radeon_vm_flush(struct radeon_device *rdev,
2862                      struct radeon_vm *vm,
2863                      int ring);
2864 void radeon_vm_fence(struct radeon_device *rdev,
2865 		     struct radeon_vm *vm,
2866 		     struct radeon_fence *fence);
2867 uint64_t radeon_vm_map_gart(struct radeon_device *rdev, uint64_t addr);
2868 int radeon_vm_update_page_directory(struct radeon_device *rdev,
2869 				    struct radeon_vm *vm);
2870 int radeon_vm_clear_freed(struct radeon_device *rdev,
2871 			  struct radeon_vm *vm);
2872 int radeon_vm_clear_invalids(struct radeon_device *rdev,
2873 			     struct radeon_vm *vm);
2874 int radeon_vm_bo_update(struct radeon_device *rdev,
2875 			struct radeon_bo_va *bo_va,
2876 			struct ttm_mem_reg *mem);
2877 void radeon_vm_bo_invalidate(struct radeon_device *rdev,
2878 			     struct radeon_bo *bo);
2879 struct radeon_bo_va *radeon_vm_bo_find(struct radeon_vm *vm,
2880 				       struct radeon_bo *bo);
2881 struct radeon_bo_va *radeon_vm_bo_add(struct radeon_device *rdev,
2882 				      struct radeon_vm *vm,
2883 				      struct radeon_bo *bo);
2884 int radeon_vm_bo_set_addr(struct radeon_device *rdev,
2885 			  struct radeon_bo_va *bo_va,
2886 			  uint64_t offset,
2887 			  uint32_t flags);
2888 void radeon_vm_bo_rmv(struct radeon_device *rdev,
2889 		      struct radeon_bo_va *bo_va);
2890 
2891 /* audio */
2892 void r600_audio_update_hdmi(void *arg, int pending);
2893 struct r600_audio_pin *r600_audio_get_pin(struct radeon_device *rdev);
2894 struct r600_audio_pin *dce6_audio_get_pin(struct radeon_device *rdev);
2895 void r600_audio_enable(struct radeon_device *rdev,
2896 		       struct r600_audio_pin *pin,
2897 		       bool enable);
2898 void dce6_audio_enable(struct radeon_device *rdev,
2899 		       struct r600_audio_pin *pin,
2900 		       bool enable);
2901 
2902 /*
2903  * R600 vram scratch functions
2904  */
2905 int r600_vram_scratch_init(struct radeon_device *rdev);
2906 void r600_vram_scratch_fini(struct radeon_device *rdev);
2907 
2908 /*
2909  * r600 cs checking helper
2910  */
2911 unsigned r600_mip_minify(unsigned size, unsigned level);
2912 bool r600_fmt_is_valid_color(u32 format);
2913 bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family);
2914 int r600_fmt_get_blocksize(u32 format);
2915 int r600_fmt_get_nblocksx(u32 format, u32 w);
2916 int r600_fmt_get_nblocksy(u32 format, u32 h);
2917 
2918 /*
2919  * r600 functions used by radeon_encoder.c
2920  */
2921 struct radeon_hdmi_acr {
2922 	u32 clock;
2923 
2924 	int n_32khz;
2925 	int cts_32khz;
2926 
2927 	int n_44_1khz;
2928 	int cts_44_1khz;
2929 
2930 	int n_48khz;
2931 	int cts_48khz;
2932 
2933 };
2934 
2935 extern struct radeon_hdmi_acr r600_hdmi_acr(uint32_t clock);
2936 
2937 extern u32 r6xx_remap_render_backend(struct radeon_device *rdev,
2938 				     u32 tiling_pipe_num,
2939 				     u32 max_rb_num,
2940 				     u32 total_max_rb_num,
2941 				     u32 enabled_rb_mask);
2942 
2943 /*
2944  * evergreen functions used by radeon_encoder.c
2945  */
2946 
2947 extern int ni_init_microcode(struct radeon_device *rdev);
2948 extern int ni_mc_load_microcode(struct radeon_device *rdev);
2949 extern void ni_fini_microcode(struct radeon_device *rdev);
2950 
2951 /* radeon_acpi.c */
2952 extern int radeon_acpi_init(struct radeon_device *rdev);
2953 extern void radeon_acpi_fini(struct radeon_device *rdev);
2954 extern bool radeon_acpi_is_pcie_performance_request_supported(struct radeon_device *rdev);
2955 extern int radeon_acpi_pcie_performance_request(struct radeon_device *rdev,
2956 						u8 perf_req, bool advertise);
2957 extern int radeon_acpi_pcie_notify_device_ready(struct radeon_device *rdev);
2958 
2959 /* Prototypes added by @dumbbell. */
2960 
2961 /* atombios_encoders.c */
2962 void	radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
2963 	    struct drm_connector *drm_connector);
2964 void	radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_enum,
2965 	    uint32_t supported_device, u16 caps);
2966 
2967 /* radeon_atombios.c */
2968 bool	radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
2969 	    struct drm_display_mode *mode);
2970 
2971 /* radeon_legacy_encoders.c */
2972 void	radeon_add_legacy_encoder(struct drm_device *dev,
2973 	    uint32_t encoder_enum, uint32_t supported_device);
2974 void	radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
2975 	    struct drm_connector *drm_connector);
2976 
2977 /* radeon_pm.c */
2978 void	radeon_pm_acpi_event_handler(struct radeon_device *rdev);
2979 
2980 /* radeon_ttm.c */
2981 int	radeon_ttm_init(struct radeon_device *rdev);
2982 void	radeon_ttm_fini(struct radeon_device *rdev);
2983 
2984 /* r600.c */
2985 int r600_ih_ring_alloc(struct radeon_device *rdev);
2986 void r600_ih_ring_fini(struct radeon_device *rdev);
2987 
2988 int radeon_cs_packet_parse(struct radeon_cs_parser *p,
2989 			   struct radeon_cs_packet *pkt,
2990 			   unsigned idx);
2991 bool radeon_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p);
2992 void radeon_cs_dump_packet(struct radeon_cs_parser *p,
2993 			   struct radeon_cs_packet *pkt);
2994 int radeon_cs_packet_next_reloc(struct radeon_cs_parser *p,
2995 				struct radeon_cs_reloc **cs_reloc,
2996 				int nomm);
2997 int r600_cs_common_vline_parse(struct radeon_cs_parser *p,
2998 			       uint32_t *vline_start_end,
2999 			       uint32_t *vline_status);
3000 
3001 #include "radeon_object.h"
3002 
3003 #endif
3004