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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#ifndef __RADEON_H__
29#define __RADEON_H__
30
31/* TODO: Here are things that needs to be done :
32 * - surface allocator & initializer : (bit like scratch reg) should
33 * initialize HDP_ stuff on RS600, R600, R700 hw, well anythings
34 * related to surface
35 * - WB : write back stuff (do it bit like scratch reg things)
36 * - Vblank : look at Jesse's rework and what we should do
37 * - r600/r700: gart & cp
38 * - cs : clean cs ioctl use bitmap & things like that.
39 * - power management stuff
40 * - Barrier in gart code
41 * - Unmappabled vram ?
42 * - TESTING, TESTING, TESTING
43 */
44
45/* Initialization path:
46 * We expect that acceleration initialization might fail for various
47 * reasons even thought we work hard to make it works on most
48 * configurations. In order to still have a working userspace in such
49 * situation the init path must succeed up to the memory controller
50 * initialization point. Failure before this point are considered as
51 * fatal error. Here is the init callchain :
52 * radeon_device_init perform common structure, mutex initialization
53 * asic_init setup the GPU memory layout and perform all
54 * one time initialization (failure in this
55 * function are considered fatal)
56 * asic_startup setup the GPU acceleration, in order to
57 * follow guideline the first thing this
58 * function should do is setting the GPU
59 * memory controller (only MC setup failure
60 * are considered as fatal)
61 */
62
63#include <linux/atomic.h>
64#include <linux/wait.h>
65#include <linux/list.h>
66#include <linux/kref.h>
67#include <linux/interval_tree.h>
68#include <linux/hashtable.h>
69#include <linux/fence.h>
70
71#include <ttm/ttm_bo_api.h>
72#include <ttm/ttm_bo_driver.h>
73#include <ttm/ttm_placement.h>
74#include <ttm/ttm_module.h>
75#include <ttm/ttm_execbuf_util.h>
76
77#include <drm/drm_gem.h>
78
79#include "radeon_family.h"
80#include "radeon_mode.h"
81#include "radeon_reg.h"
82
83/*
84 * Modules parameters.
85 */
86extern int radeon_no_wb;
87extern int radeon_modeset;
88extern int radeon_dynclks;
89extern int radeon_r4xx_atom;
90extern int radeon_agpmode;
91extern int radeon_vram_limit;
92extern int radeon_gart_size;
93extern int radeon_benchmarking;
94extern int radeon_testing;
95extern int radeon_connector_table;
96extern int radeon_tv;
97extern int radeon_audio;
98extern int radeon_disp_priority;
99extern int radeon_hw_i2c;
100extern int radeon_pcie_gen2;
101extern int radeon_msi;
102extern int radeon_lockup_timeout;
103extern int radeon_fastfb;
104extern int radeon_dpm;
105extern int radeon_aspm;
106extern int radeon_runtime_pm;
107extern int radeon_hard_reset;
108extern int radeon_vm_size;
109extern int radeon_vm_block_size;
110extern int radeon_deep_color;
111extern int radeon_use_pflipirq;
112extern int radeon_bapm;
113extern int radeon_backlight;
114extern int radeon_auxch;
115extern int radeon_mst;
116
117/*
118 * Copy from radeon_drv.h so we don't have to include both and have conflicting
119 * symbol;
120 */
121#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */
122#define RADEON_FENCE_JIFFIES_TIMEOUT (HZ / 2)
123#define RADEON_USEC_IB_TEST_TIMEOUT 1000000 /* 1s */
124/* RADEON_IB_POOL_SIZE must be a power of 2 */
125#define RADEON_IB_POOL_SIZE 16
126#define RADEON_DEBUGFS_MAX_COMPONENTS 32
127#define RADEONFB_CONN_LIMIT 4
128#define RADEON_BIOS_NUM_SCRATCH 8
129
130/* internal ring indices */
131/* r1xx+ has gfx CP ring */
132#define RADEON_RING_TYPE_GFX_INDEX 0
133
134/* cayman has 2 compute CP rings */
135#define CAYMAN_RING_TYPE_CP1_INDEX 1
136#define CAYMAN_RING_TYPE_CP2_INDEX 2
137
138/* R600+ has an async dma ring */
139#define R600_RING_TYPE_DMA_INDEX 3
140/* cayman add a second async dma ring */
141#define CAYMAN_RING_TYPE_DMA1_INDEX 4
142
143/* R600+ */
144#define R600_RING_TYPE_UVD_INDEX 5
145
146/* TN+ */
147#define TN_RING_TYPE_VCE1_INDEX 6
148#define TN_RING_TYPE_VCE2_INDEX 7
149
150/* max number of rings */
151#define RADEON_NUM_RINGS 8
152
153/* number of hw syncs before falling back on blocking */
154#define RADEON_NUM_SYNCS 4
155
156/* hardcode those limit for now */
157#define RADEON_VA_IB_OFFSET (1 << 20)
158#define RADEON_VA_RESERVED_SIZE (8 << 20)
159#define RADEON_IB_VM_MAX_SIZE (64 << 10)
160
161/* hard reset data */
162#define RADEON_ASIC_RESET_DATA 0x39d5e86b
163
164/* reset flags */
165#define RADEON_RESET_GFX (1 << 0)
166#define RADEON_RESET_COMPUTE (1 << 1)
167#define RADEON_RESET_DMA (1 << 2)
168#define RADEON_RESET_CP (1 << 3)
169#define RADEON_RESET_GRBM (1 << 4)
170#define RADEON_RESET_DMA1 (1 << 5)
171#define RADEON_RESET_RLC (1 << 6)
172#define RADEON_RESET_SEM (1 << 7)
173#define RADEON_RESET_IH (1 << 8)
174#define RADEON_RESET_VMC (1 << 9)
175#define RADEON_RESET_MC (1 << 10)
176#define RADEON_RESET_DISPLAY (1 << 11)
177
178/* CG block flags */
179#define RADEON_CG_BLOCK_GFX (1 << 0)
180#define RADEON_CG_BLOCK_MC (1 << 1)
181#define RADEON_CG_BLOCK_SDMA (1 << 2)
182#define RADEON_CG_BLOCK_UVD (1 << 3)
183#define RADEON_CG_BLOCK_VCE (1 << 4)
184#define RADEON_CG_BLOCK_HDP (1 << 5)
185#define RADEON_CG_BLOCK_BIF (1 << 6)
186
187/* CG flags */
188#define RADEON_CG_SUPPORT_GFX_MGCG (1 << 0)
189#define RADEON_CG_SUPPORT_GFX_MGLS (1 << 1)
190#define RADEON_CG_SUPPORT_GFX_CGCG (1 << 2)
191#define RADEON_CG_SUPPORT_GFX_CGLS (1 << 3)
192#define RADEON_CG_SUPPORT_GFX_CGTS (1 << 4)
193#define RADEON_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
194#define RADEON_CG_SUPPORT_GFX_CP_LS (1 << 6)
195#define RADEON_CG_SUPPORT_GFX_RLC_LS (1 << 7)
196#define RADEON_CG_SUPPORT_MC_LS (1 << 8)
197#define RADEON_CG_SUPPORT_MC_MGCG (1 << 9)
198#define RADEON_CG_SUPPORT_SDMA_LS (1 << 10)
199#define RADEON_CG_SUPPORT_SDMA_MGCG (1 << 11)
200#define RADEON_CG_SUPPORT_BIF_LS (1 << 12)
201#define RADEON_CG_SUPPORT_UVD_MGCG (1 << 13)
202#define RADEON_CG_SUPPORT_VCE_MGCG (1 << 14)
203#define RADEON_CG_SUPPORT_HDP_LS (1 << 15)
204#define RADEON_CG_SUPPORT_HDP_MGCG (1 << 16)
205
206/* PG flags */
207#define RADEON_PG_SUPPORT_GFX_PG (1 << 0)
208#define RADEON_PG_SUPPORT_GFX_SMG (1 << 1)
209#define RADEON_PG_SUPPORT_GFX_DMG (1 << 2)
210#define RADEON_PG_SUPPORT_UVD (1 << 3)
211#define RADEON_PG_SUPPORT_VCE (1 << 4)
212#define RADEON_PG_SUPPORT_CP (1 << 5)
213#define RADEON_PG_SUPPORT_GDS (1 << 6)
214#define RADEON_PG_SUPPORT_RLC_SMU_HS (1 << 7)
215#define RADEON_PG_SUPPORT_SDMA (1 << 8)
216#define RADEON_PG_SUPPORT_ACP (1 << 9)
217#define RADEON_PG_SUPPORT_SAMU (1 << 10)
218
219/* max cursor sizes (in pixels) */
220#define CURSOR_WIDTH 64
221#define CURSOR_HEIGHT 64
222
223#define CIK_CURSOR_WIDTH 128
224#define CIK_CURSOR_HEIGHT 128
225
226/*
227 * Errata workarounds.
228 */
229enum radeon_pll_errata {
230 CHIP_ERRATA_R300_CG = 0x00000001,
231 CHIP_ERRATA_PLL_DUMMYREADS = 0x00000002,
232 CHIP_ERRATA_PLL_DELAY = 0x00000004
233};
234
235
236struct radeon_device;
237
238
239/*
240 * BIOS.
241 */
242bool radeon_get_bios(struct radeon_device *rdev);
243
244/*
245 * Dummy page
246 */
247struct radeon_dummy_page {
248 uint64_t entry;
249 struct page *page;
250 dma_addr_t addr;
251};
252int radeon_dummy_page_init(struct radeon_device *rdev);
253void radeon_dummy_page_fini(struct radeon_device *rdev);
254
255
256/*
257 * Clocks
258 */
259struct radeon_clock {
260 struct radeon_pll p1pll;
261 struct radeon_pll p2pll;
262 struct radeon_pll dcpll;
263 struct radeon_pll spll;
264 struct radeon_pll mpll;
265 /* 10 Khz units */
266 uint32_t default_mclk;
267 uint32_t default_sclk;
268 uint32_t default_dispclk;
269 uint32_t current_dispclk;
270 uint32_t dp_extclk;
271 uint32_t max_pixel_clock;
272 uint32_t vco_freq;
273};
274
275/*
276 * Power management
277 */
278int radeon_pm_init(struct radeon_device *rdev);
279int radeon_pm_late_init(struct radeon_device *rdev);
280void radeon_pm_fini(struct radeon_device *rdev);
281void radeon_pm_compute_clocks(struct radeon_device *rdev);
282void radeon_pm_suspend(struct radeon_device *rdev);
283void radeon_pm_resume(struct radeon_device *rdev);
284void radeon_combios_get_power_modes(struct radeon_device *rdev);
285void radeon_atombios_get_power_modes(struct radeon_device *rdev);
286int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
287 u8 clock_type,
288 u32 clock,
289 bool strobe_mode,
290 struct atom_clock_dividers *dividers);
291int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev,
292 u32 clock,
293 bool strobe_mode,
294 struct atom_mpll_param *mpll_param);
295void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type);
296int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
297 u16 voltage_level, u8 voltage_type,
298 u32 *gpio_value, u32 *gpio_mask);
299void radeon_atom_set_engine_dram_timings(struct radeon_device *rdev,
300 u32 eng_clock, u32 mem_clock);
301int radeon_atom_get_voltage_step(struct radeon_device *rdev,
302 u8 voltage_type, u16 *voltage_step);
303int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
304 u16 voltage_id, u16 *voltage);
305int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
306 u16 *voltage,
307 u16 leakage_idx);
308int radeon_atom_get_leakage_id_from_vbios(struct radeon_device *rdev,
309 u16 *leakage_id);
310int radeon_atom_get_leakage_vddc_based_on_leakage_params(struct radeon_device *rdev,
311 u16 *vddc, u16 *vddci,
312 u16 virtual_voltage_id,
313 u16 vbios_voltage_id);
314int radeon_atom_get_voltage_evv(struct radeon_device *rdev,
315 u16 virtual_voltage_id,
316 u16 *voltage);
317int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
318 u8 voltage_type,
319 u16 nominal_voltage,
320 u16 *true_voltage);
321int radeon_atom_get_min_voltage(struct radeon_device *rdev,
322 u8 voltage_type, u16 *min_voltage);
323int radeon_atom_get_max_voltage(struct radeon_device *rdev,
324 u8 voltage_type, u16 *max_voltage);
325int radeon_atom_get_voltage_table(struct radeon_device *rdev,
326 u8 voltage_type, u8 voltage_mode,
327 struct atom_voltage_table *voltage_table);
328bool radeon_atom_is_voltage_gpio(struct radeon_device *rdev,
329 u8 voltage_type, u8 voltage_mode);
330int radeon_atom_get_svi2_info(struct radeon_device *rdev,
331 u8 voltage_type,
332 u8 *svd_gpio_id, u8 *svc_gpio_id);
333void radeon_atom_update_memory_dll(struct radeon_device *rdev,
334 u32 mem_clock);
335void radeon_atom_set_ac_timing(struct radeon_device *rdev,
336 u32 mem_clock);
337int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
338 u8 module_index,
339 struct atom_mc_reg_table *reg_table);
340int radeon_atom_get_memory_info(struct radeon_device *rdev,
341 u8 module_index, struct atom_memory_info *mem_info);
342int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
343 bool gddr5, u8 module_index,
344 struct atom_memory_clock_range_table *mclk_range_table);
345int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
346 u16 voltage_id, u16 *voltage);
347void rs690_pm_info(struct radeon_device *rdev);
348extern void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
349 unsigned *bankh, unsigned *mtaspect,
350 unsigned *tile_split);
351
352/*
353 * Fences.
354 */
355struct radeon_fence_driver {
356 struct radeon_device *rdev;
357 uint32_t scratch_reg;
358 uint64_t gpu_addr;
359 volatile uint32_t *cpu_addr;
360 /* sync_seq is protected by ring emission lock */
361 uint64_t sync_seq[RADEON_NUM_RINGS];
362 atomic64_t last_seq;
363 bool initialized, delayed_irq;
364 struct delayed_work lockup_work;
365};
366
367struct radeon_fence {
368 struct fence base;
369
370 struct radeon_device *rdev;
371 uint64_t seq;
372 /* RB, DMA, etc. */
373 unsigned ring;
374 bool is_vm_update;
375
376 wait_queue_t fence_wake;
377};
378
379int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring);
380int radeon_fence_driver_init(struct radeon_device *rdev);
381void radeon_fence_driver_fini(struct radeon_device *rdev);
382void radeon_fence_driver_force_completion(struct radeon_device *rdev, int ring);
383int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence **fence, int ring);
384void radeon_fence_process(struct radeon_device *rdev, int ring);
385bool radeon_fence_signaled(struct radeon_fence *fence);
386long radeon_fence_wait_timeout(struct radeon_fence *fence, bool interruptible, long timeout);
387int radeon_fence_wait(struct radeon_fence *fence, bool interruptible);
388int radeon_fence_wait_next(struct radeon_device *rdev, int ring);
389int radeon_fence_wait_empty(struct radeon_device *rdev, int ring);
390int radeon_fence_wait_any(struct radeon_device *rdev,
391 struct radeon_fence **fences,
392 bool intr);
393struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence);
394void radeon_fence_unref(struct radeon_fence **fence);
395unsigned radeon_fence_count_emitted(struct radeon_device *rdev, int ring);
396bool radeon_fence_need_sync(struct radeon_fence *fence, int ring);
397void radeon_fence_note_sync(struct radeon_fence *fence, int ring);
398static inline struct radeon_fence *radeon_fence_later(struct radeon_fence *a,
399 struct radeon_fence *b)
400{
401 if (!a) {
402 return b;
403 }
404
405 if (!b) {
406 return a;
407 }
408
409 BUG_ON(a->ring != b->ring);
410
411 if (a->seq > b->seq) {
412 return a;
413 } else {
414 return b;
415 }
416}
417
418static inline bool radeon_fence_is_earlier(struct radeon_fence *a,
419 struct radeon_fence *b)
420{
421 if (!a) {
422 return false;
423 }
424
425 if (!b) {
426 return true;
427 }
428
429 BUG_ON(a->ring != b->ring);
430
431 return a->seq < b->seq;
432}
433
434/*
435 * Tiling registers
436 */
437struct radeon_surface_reg {
438 struct radeon_bo *bo;
439};
440
441#define RADEON_GEM_MAX_SURFACES 8
442
443/*
444 * TTM.
445 */
446struct radeon_mman {
447 struct ttm_bo_global_ref bo_global_ref;
448 struct drm_global_reference mem_global_ref;
449 struct ttm_bo_device bdev;
450 bool mem_global_referenced;
451 bool initialized;
452
453#if defined(CONFIG_DEBUG_FS)
454 struct dentry *vram;
455 struct dentry *gtt;
456#endif
457};
458
459struct radeon_bo_list {
460 struct radeon_bo *robj;
461 struct ttm_validate_buffer tv;
462 uint64_t gpu_offset;
463 unsigned prefered_domains;
464 unsigned allowed_domains;
465 uint32_t tiling_flags;
466};
467
468/* bo virtual address in a specific vm */
469struct radeon_bo_va {
470 /* protected by bo being reserved */
471 struct list_head bo_list;
472 uint32_t flags;
473 struct radeon_fence *last_pt_update;
474 unsigned ref_count;
475
476 /* protected by vm mutex */
477 struct interval_tree_node it;
478 struct list_head vm_status;
479
480 /* constant after initialization */
481 struct radeon_vm *vm;
482 struct radeon_bo *bo;
483};
484
485struct radeon_bo {
486 /* Protected by gem.mutex */
487 struct list_head list;
488 /* Protected by tbo.reserved */
489 u32 initial_domain;
490 struct ttm_place placements[4];
491 struct ttm_placement placement;
492 struct ttm_buffer_object tbo;
493 struct ttm_bo_kmap_obj kmap;
494 u32 flags;
495 unsigned pin_count;
496 void *kptr;
497 u32 tiling_flags;
498 u32 pitch;
499 int surface_reg;
500 /* list of all virtual address to which this bo
501 * is associated to
502 */
503 struct list_head va;
504 /* Constant after initialization */
505 struct radeon_device *rdev;
506 struct drm_gem_object gem_base;
507
508 struct ttm_bo_kmap_obj dma_buf_vmap;
509 pid_t pid;
510
511 struct radeon_mn *mn;
512 struct list_head mn_list;
513};
514#define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, gem_base)
515
516int radeon_gem_debugfs_init(struct radeon_device *rdev);
517
518/* sub-allocation manager, it has to be protected by another lock.
519 * By conception this is an helper for other part of the driver
520 * like the indirect buffer or semaphore, which both have their
521 * locking.
522 *
523 * Principe is simple, we keep a list of sub allocation in offset
524 * order (first entry has offset == 0, last entry has the highest
525 * offset).
526 *
527 * When allocating new object we first check if there is room at
528 * the end total_size - (last_object_offset + last_object_size) >=
529 * alloc_size. If so we allocate new object there.
530 *
531 * When there is not enough room at the end, we start waiting for
532 * each sub object until we reach object_offset+object_size >=
533 * alloc_size, this object then become the sub object we return.
534 *
535 * Alignment can't be bigger than page size.
536 *
537 * Hole are not considered for allocation to keep things simple.
538 * Assumption is that there won't be hole (all object on same
539 * alignment).
540 */
541struct radeon_sa_manager {
542 wait_queue_head_t wq;
543 struct radeon_bo *bo;
544 struct list_head *hole;
545 struct list_head flist[RADEON_NUM_RINGS];
546 struct list_head olist;
547 unsigned size;
548 uint64_t gpu_addr;
549 void *cpu_ptr;
550 uint32_t domain;
551 uint32_t align;
552};
553
554struct radeon_sa_bo;
555
556/* sub-allocation buffer */
557struct radeon_sa_bo {
558 struct list_head olist;
559 struct list_head flist;
560 struct radeon_sa_manager *manager;
561 unsigned soffset;
562 unsigned eoffset;
563 struct radeon_fence *fence;
564};
565
566/*
567 * GEM objects.
568 */
569struct radeon_gem {
570 struct mutex mutex;
571 struct list_head objects;
572};
573
574int radeon_gem_init(struct radeon_device *rdev);
575void radeon_gem_fini(struct radeon_device *rdev);
576int radeon_gem_object_create(struct radeon_device *rdev, unsigned long size,
577 int alignment, int initial_domain,
578 u32 flags, bool kernel,
579 struct drm_gem_object **obj);
580
581int radeon_mode_dumb_create(struct drm_file *file_priv,
582 struct drm_device *dev,
583 struct drm_mode_create_dumb *args);
584int radeon_mode_dumb_mmap(struct drm_file *filp,
585 struct drm_device *dev,
586 uint32_t handle, uint64_t *offset_p);
587
588/*
589 * Semaphores.
590 */
591struct radeon_semaphore {
592 struct radeon_sa_bo *sa_bo;
593 signed waiters;
594 uint64_t gpu_addr;
595};
596
597int radeon_semaphore_create(struct radeon_device *rdev,
598 struct radeon_semaphore **semaphore);
599bool radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring,
600 struct radeon_semaphore *semaphore);
601bool radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring,
602 struct radeon_semaphore *semaphore);
603void radeon_semaphore_free(struct radeon_device *rdev,
604 struct radeon_semaphore **semaphore,
605 struct radeon_fence *fence);
606
607/*
608 * Synchronization
609 */
610struct radeon_sync {
611 struct radeon_semaphore *semaphores[RADEON_NUM_SYNCS];
612 struct radeon_fence *sync_to[RADEON_NUM_RINGS];
613 struct radeon_fence *last_vm_update;
614};
615
616void radeon_sync_create(struct radeon_sync *sync);
617void radeon_sync_fence(struct radeon_sync *sync,
618 struct radeon_fence *fence);
619int radeon_sync_resv(struct radeon_device *rdev,
620 struct radeon_sync *sync,
621 struct reservation_object *resv,
622 bool shared);
623int radeon_sync_rings(struct radeon_device *rdev,
624 struct radeon_sync *sync,
625 int waiting_ring);
626void radeon_sync_free(struct radeon_device *rdev, struct radeon_sync *sync,
627 struct radeon_fence *fence);
628
629/*
630 * GART structures, functions & helpers
631 */
632struct radeon_mc;
633
634#define RADEON_GPU_PAGE_SIZE 4096
635#define RADEON_GPU_PAGE_MASK (RADEON_GPU_PAGE_SIZE - 1)
636#define RADEON_GPU_PAGE_SHIFT 12
637#define RADEON_GPU_PAGE_ALIGN(a) (((a) + RADEON_GPU_PAGE_MASK) & ~RADEON_GPU_PAGE_MASK)
638
639#define RADEON_GART_PAGE_DUMMY 0
640#define RADEON_GART_PAGE_VALID (1 << 0)
641#define RADEON_GART_PAGE_READ (1 << 1)
642#define RADEON_GART_PAGE_WRITE (1 << 2)
643#define RADEON_GART_PAGE_SNOOP (1 << 3)
644
645struct radeon_gart {
646 dma_addr_t table_addr;
647 struct radeon_bo *robj;
648 void *ptr;
649 unsigned num_gpu_pages;
650 unsigned num_cpu_pages;
651 unsigned table_size;
652 struct page **pages;
653 uint64_t *pages_entry;
654 bool ready;
655};
656
657int radeon_gart_table_ram_alloc(struct radeon_device *rdev);
658void radeon_gart_table_ram_free(struct radeon_device *rdev);
659int radeon_gart_table_vram_alloc(struct radeon_device *rdev);
660void radeon_gart_table_vram_free(struct radeon_device *rdev);
661int radeon_gart_table_vram_pin(struct radeon_device *rdev);
662void radeon_gart_table_vram_unpin(struct radeon_device *rdev);
663int radeon_gart_init(struct radeon_device *rdev);
664void radeon_gart_fini(struct radeon_device *rdev);
665void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset,
666 int pages);
667int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
668 int pages, struct page **pagelist,
669 dma_addr_t *dma_addr, uint32_t flags);
670
671
672/*
673 * GPU MC structures, functions & helpers
674 */
675struct radeon_mc {
676 resource_size_t aper_size;
677 resource_size_t aper_base;
678 resource_size_t agp_base;
679 /* for some chips with <= 32MB we need to lie
680 * about vram size near mc fb location */
681 u64 mc_vram_size;
682 u64 visible_vram_size;
683 u64 gtt_size;
684 u64 gtt_start;
685 u64 gtt_end;
686 u64 vram_start;
687 u64 vram_end;
688 unsigned vram_width;
689 u64 real_vram_size;
690 int vram_mtrr;
691 bool vram_is_ddr;
692 bool igp_sideport_enabled;
693 u64 gtt_base_align;
694 u64 mc_mask;
695};
696
697bool radeon_combios_sideport_present(struct radeon_device *rdev);
698bool radeon_atombios_sideport_present(struct radeon_device *rdev);
699
700/*
701 * GPU scratch registers structures, functions & helpers
702 */
703struct radeon_scratch {
704 unsigned num_reg;
705 uint32_t reg_base;
706 bool free[32];
707 uint32_t reg[32];
708};
709
710int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg);
711void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg);
712
713/*
714 * GPU doorbell structures, functions & helpers
715 */
716#define RADEON_MAX_DOORBELLS 1024 /* Reserve at most 1024 doorbell slots for radeon-owned rings. */
717
718struct radeon_doorbell {
719 /* doorbell mmio */
720 resource_size_t base;
721 resource_size_t size;
722 u32 __iomem *ptr;
723 u32 num_doorbells; /* Number of doorbells actually reserved for radeon. */
724 DECLARE_BITMAP(used, RADEON_MAX_DOORBELLS);
725};
726
727int radeon_doorbell_get(struct radeon_device *rdev, u32 *page);
728void radeon_doorbell_free(struct radeon_device *rdev, u32 doorbell);
729void radeon_doorbell_get_kfd_info(struct radeon_device *rdev,
730 phys_addr_t *aperture_base,
731 size_t *aperture_size,
732 size_t *start_offset);
733
734/*
735 * IRQS.
736 */
737
738struct radeon_flip_work {
739 struct work_struct flip_work;
740 struct work_struct unpin_work;
741 struct radeon_device *rdev;
742 int crtc_id;
743 uint64_t base;
744 struct drm_pending_vblank_event *event;
745 struct radeon_bo *old_rbo;
746 struct fence *fence;
747};
748
749struct r500_irq_stat_regs {
750 u32 disp_int;
751 u32 hdmi0_status;
752};
753
754struct r600_irq_stat_regs {
755 u32 disp_int;
756 u32 disp_int_cont;
757 u32 disp_int_cont2;
758 u32 d1grph_int;
759 u32 d2grph_int;
760 u32 hdmi0_status;
761 u32 hdmi1_status;
762};
763
764struct evergreen_irq_stat_regs {
765 u32 disp_int;
766 u32 disp_int_cont;
767 u32 disp_int_cont2;
768 u32 disp_int_cont3;
769 u32 disp_int_cont4;
770 u32 disp_int_cont5;
771 u32 d1grph_int;
772 u32 d2grph_int;
773 u32 d3grph_int;
774 u32 d4grph_int;
775 u32 d5grph_int;
776 u32 d6grph_int;
777 u32 afmt_status1;
778 u32 afmt_status2;
779 u32 afmt_status3;
780 u32 afmt_status4;
781 u32 afmt_status5;
782 u32 afmt_status6;
783};
784
785struct cik_irq_stat_regs {
786 u32 disp_int;
787 u32 disp_int_cont;
788 u32 disp_int_cont2;
789 u32 disp_int_cont3;
790 u32 disp_int_cont4;
791 u32 disp_int_cont5;
792 u32 disp_int_cont6;
793 u32 d1grph_int;
794 u32 d2grph_int;
795 u32 d3grph_int;
796 u32 d4grph_int;
797 u32 d5grph_int;
798 u32 d6grph_int;
799};
800
801union radeon_irq_stat_regs {
802 struct r500_irq_stat_regs r500;
803 struct r600_irq_stat_regs r600;
804 struct evergreen_irq_stat_regs evergreen;
805 struct cik_irq_stat_regs cik;
806};
807
808struct radeon_irq {
809 bool installed;
810 spinlock_t lock;
811 atomic_t ring_int[RADEON_NUM_RINGS];
812 bool crtc_vblank_int[RADEON_MAX_CRTCS];
813 atomic_t pflip[RADEON_MAX_CRTCS];
814 wait_queue_head_t vblank_queue;
815 bool hpd[RADEON_MAX_HPD_PINS];
816 bool afmt[RADEON_MAX_AFMT_BLOCKS];
817 union radeon_irq_stat_regs stat_regs;
818 bool dpm_thermal;
819};
820
821int radeon_irq_kms_init(struct radeon_device *rdev);
822void radeon_irq_kms_fini(struct radeon_device *rdev);
823void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring);
824bool radeon_irq_kms_sw_irq_get_delayed(struct radeon_device *rdev, int ring);
825void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring);
826void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc);
827void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc);
828void radeon_irq_kms_enable_afmt(struct radeon_device *rdev, int block);
829void radeon_irq_kms_disable_afmt(struct radeon_device *rdev, int block);
830void radeon_irq_kms_enable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
831void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
832
833/*
834 * CP & rings.
835 */
836
837struct radeon_ib {
838 struct radeon_sa_bo *sa_bo;
839 uint32_t length_dw;
840 uint64_t gpu_addr;
841 uint32_t *ptr;
842 int ring;
843 struct radeon_fence *fence;
844 struct radeon_vm *vm;
845 bool is_const_ib;
846 struct radeon_sync sync;
847};
848
849struct radeon_ring {
850 struct radeon_bo *ring_obj;
851 volatile uint32_t *ring;
852 unsigned rptr_offs;
853 unsigned rptr_save_reg;
854 u64 next_rptr_gpu_addr;
855 volatile u32 *next_rptr_cpu_addr;
856 unsigned wptr;
857 unsigned wptr_old;
858 unsigned ring_size;
859 unsigned ring_free_dw;
860 int count_dw;
861 atomic_t last_rptr;
862 atomic64_t last_activity;
863 uint64_t gpu_addr;
864 uint32_t align_mask;
865 uint32_t ptr_mask;
866 bool ready;
867 u32 nop;
868 u32 idx;
869 u64 last_semaphore_signal_addr;
870 u64 last_semaphore_wait_addr;
871 /* for CIK queues */
872 u32 me;
873 u32 pipe;
874 u32 queue;
875 struct radeon_bo *mqd_obj;
876 u32 doorbell_index;
877 unsigned wptr_offs;
878};
879
880struct radeon_mec {
881 struct radeon_bo *hpd_eop_obj;
882 u64 hpd_eop_gpu_addr;
883 u32 num_pipe;
884 u32 num_mec;
885 u32 num_queue;
886};
887
888/*
889 * VM
890 */
891
892/* maximum number of VMIDs */
893#define RADEON_NUM_VM 16
894
895/* number of entries in page table */
896#define RADEON_VM_PTE_COUNT (1 << radeon_vm_block_size)
897
898/* PTBs (Page Table Blocks) need to be aligned to 32K */
899#define RADEON_VM_PTB_ALIGN_SIZE 32768
900#define RADEON_VM_PTB_ALIGN_MASK (RADEON_VM_PTB_ALIGN_SIZE - 1)
901#define RADEON_VM_PTB_ALIGN(a) (((a) + RADEON_VM_PTB_ALIGN_MASK) & ~RADEON_VM_PTB_ALIGN_MASK)
902
903#define R600_PTE_VALID (1 << 0)
904#define R600_PTE_SYSTEM (1 << 1)
905#define R600_PTE_SNOOPED (1 << 2)
906#define R600_PTE_READABLE (1 << 5)
907#define R600_PTE_WRITEABLE (1 << 6)
908
909/* PTE (Page Table Entry) fragment field for different page sizes */
910#define R600_PTE_FRAG_4KB (0 << 7)
911#define R600_PTE_FRAG_64KB (4 << 7)
912#define R600_PTE_FRAG_256KB (6 << 7)
913
914/* flags needed to be set so we can copy directly from the GART table */
915#define R600_PTE_GART_MASK ( R600_PTE_READABLE | R600_PTE_WRITEABLE | \
916 R600_PTE_SYSTEM | R600_PTE_VALID )
917
918struct radeon_vm_pt {
919 struct radeon_bo *bo;
920 uint64_t addr;
921};
922
923struct radeon_vm_id {
924 unsigned id;
925 uint64_t pd_gpu_addr;
926 /* last flushed PD/PT update */
927 struct radeon_fence *flushed_updates;
928 /* last use of vmid */
929 struct radeon_fence *last_id_use;
930};
931
932struct radeon_vm {
933 struct mutex mutex;
934
935 struct rb_root va;
936
937 /* protecting invalidated and freed */
938 spinlock_t status_lock;
939
940 /* BOs moved, but not yet updated in the PT */
941 struct list_head invalidated;
942
943 /* BOs freed, but not yet updated in the PT */
944 struct list_head freed;
945
946 /* BOs cleared in the PT */
947 struct list_head cleared;
948
949 /* contains the page directory */
950 struct radeon_bo *page_directory;
951 unsigned max_pde_used;
952
953 /* array of page tables, one for each page directory entry */
954 struct radeon_vm_pt *page_tables;
955
956 struct radeon_bo_va *ib_bo_va;
957
958 /* for id and flush management per ring */
959 struct radeon_vm_id ids[RADEON_NUM_RINGS];
960};
961
962struct radeon_vm_manager {
963 struct radeon_fence *active[RADEON_NUM_VM];
964 uint32_t max_pfn;
965 /* number of VMIDs */
966 unsigned nvm;
967 /* vram base address for page table entry */
968 u64 vram_base_offset;
969 /* is vm enabled? */
970 bool enabled;
971 /* for hw to save the PD addr on suspend/resume */
972 uint32_t saved_table_addr[RADEON_NUM_VM];
973};
974
975/*
976 * file private structure
977 */
978struct radeon_fpriv {
979 struct radeon_vm vm;
980};
981
982/*
983 * R6xx+ IH ring
984 */
985struct r600_ih {
986 struct radeon_bo *ring_obj;
987 volatile uint32_t *ring;
988 unsigned rptr;
989 unsigned ring_size;
990 uint64_t gpu_addr;
991 uint32_t ptr_mask;
992 atomic_t lock;
993 bool enabled;
994};
995
996/*
997 * RLC stuff
998 */
999#include "clearstate_defs.h"
1000
1001struct radeon_rlc {
1002 /* for power gating */
1003 struct radeon_bo *save_restore_obj;
1004 uint64_t save_restore_gpu_addr;
1005 volatile uint32_t *sr_ptr;
1006 const u32 *reg_list;
1007 u32 reg_list_size;
1008 /* for clear state */
1009 struct radeon_bo *clear_state_obj;
1010 uint64_t clear_state_gpu_addr;
1011 volatile uint32_t *cs_ptr;
1012 const struct cs_section_def *cs_data;
1013 u32 clear_state_size;
1014 /* for cp tables */
1015 struct radeon_bo *cp_table_obj;
1016 uint64_t cp_table_gpu_addr;
1017 volatile uint32_t *cp_table_ptr;
1018 u32 cp_table_size;
1019};
1020
1021int radeon_ib_get(struct radeon_device *rdev, int ring,
1022 struct radeon_ib *ib, struct radeon_vm *vm,
1023 unsigned size);
1024void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib);
1025int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
1026 struct radeon_ib *const_ib, bool hdp_flush);
1027int radeon_ib_pool_init(struct radeon_device *rdev);
1028void radeon_ib_pool_fini(struct radeon_device *rdev);
1029int radeon_ib_ring_tests(struct radeon_device *rdev);
1030/* Ring access between begin & end cannot sleep */
1031bool radeon_ring_supports_scratch_reg(struct radeon_device *rdev,
1032 struct radeon_ring *ring);
1033void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *cp);
1034int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
1035int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
1036void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp,
1037 bool hdp_flush);
1038void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp,
1039 bool hdp_flush);
1040void radeon_ring_undo(struct radeon_ring *ring);
1041void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp);
1042int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp);
1043void radeon_ring_lockup_update(struct radeon_device *rdev,
1044 struct radeon_ring *ring);
1045bool radeon_ring_test_lockup(struct radeon_device *rdev, struct radeon_ring *ring);
1046unsigned radeon_ring_backup(struct radeon_device *rdev, struct radeon_ring *ring,
1047 uint32_t **data);
1048int radeon_ring_restore(struct radeon_device *rdev, struct radeon_ring *ring,
1049 unsigned size, uint32_t *data);
1050int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ring_size,
1051 unsigned rptr_offs, u32 nop);
1052void radeon_ring_fini(struct radeon_device *rdev, struct radeon_ring *cp);
1053
1054
1055/* r600 async dma */
1056void r600_dma_stop(struct radeon_device *rdev);
1057int r600_dma_resume(struct radeon_device *rdev);
1058void r600_dma_fini(struct radeon_device *rdev);
1059
1060void cayman_dma_stop(struct radeon_device *rdev);
1061int cayman_dma_resume(struct radeon_device *rdev);
1062void cayman_dma_fini(struct radeon_device *rdev);
1063
1064/*
1065 * CS.
1066 */
1067struct radeon_cs_chunk {
1068 uint32_t length_dw;
1069 uint32_t *kdata;
1070 void __user *user_ptr;
1071};
1072
1073struct radeon_cs_parser {
1074 struct device *dev;
1075 struct radeon_device *rdev;
1076 struct drm_file *filp;
1077 /* chunks */
1078 unsigned nchunks;
1079 struct radeon_cs_chunk *chunks;
1080 uint64_t *chunks_array;
1081 /* IB */
1082 unsigned idx;
1083 /* relocations */
1084 unsigned nrelocs;
1085 struct radeon_bo_list *relocs;
1086 struct radeon_bo_list *vm_bos;
1087 struct list_head validated;
1088 unsigned dma_reloc_idx;
1089 /* indices of various chunks */
1090 struct radeon_cs_chunk *chunk_ib;
1091 struct radeon_cs_chunk *chunk_relocs;
1092 struct radeon_cs_chunk *chunk_flags;
1093 struct radeon_cs_chunk *chunk_const_ib;
1094 struct radeon_ib ib;
1095 struct radeon_ib const_ib;
1096 void *track;
1097 unsigned family;
1098 int parser_error;
1099 u32 cs_flags;
1100 u32 ring;
1101 s32 priority;
1102 struct ww_acquire_ctx ticket;
1103};
1104
1105static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
1106{
1107 struct radeon_cs_chunk *ibc = p->chunk_ib;
1108
1109 if (ibc->kdata)
1110 return ibc->kdata[idx];
1111 return p->ib.ptr[idx];
1112}
1113
1114
1115struct radeon_cs_packet {
1116 unsigned idx;
1117 unsigned type;
1118 unsigned reg;
1119 unsigned opcode;
1120 int count;
1121 unsigned one_reg_wr;
1122};
1123
1124typedef int (*radeon_packet0_check_t)(struct radeon_cs_parser *p,
1125 struct radeon_cs_packet *pkt,
1126 unsigned idx, unsigned reg);
1127typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p,
1128 struct radeon_cs_packet *pkt);
1129
1130
1131/*
1132 * AGP
1133 */
1134int radeon_agp_init(struct radeon_device *rdev);
1135void radeon_agp_resume(struct radeon_device *rdev);
1136void radeon_agp_suspend(struct radeon_device *rdev);
1137void radeon_agp_fini(struct radeon_device *rdev);
1138
1139
1140/*
1141 * Writeback
1142 */
1143struct radeon_wb {
1144 struct radeon_bo *wb_obj;
1145 volatile uint32_t *wb;
1146 uint64_t gpu_addr;
1147 bool enabled;
1148 bool use_event;
1149};
1150
1151#define RADEON_WB_SCRATCH_OFFSET 0
1152#define RADEON_WB_RING0_NEXT_RPTR 256
1153#define RADEON_WB_CP_RPTR_OFFSET 1024
1154#define RADEON_WB_CP1_RPTR_OFFSET 1280
1155#define RADEON_WB_CP2_RPTR_OFFSET 1536
1156#define R600_WB_DMA_RPTR_OFFSET 1792
1157#define R600_WB_IH_WPTR_OFFSET 2048
1158#define CAYMAN_WB_DMA1_RPTR_OFFSET 2304
1159#define R600_WB_EVENT_OFFSET 3072
1160#define CIK_WB_CP1_WPTR_OFFSET 3328
1161#define CIK_WB_CP2_WPTR_OFFSET 3584
1162#define R600_WB_DMA_RING_TEST_OFFSET 3588
1163#define CAYMAN_WB_DMA1_RING_TEST_OFFSET 3592
1164
1165/**
1166 * struct radeon_pm - power management datas
1167 * @max_bandwidth: maximum bandwidth the gpu has (MByte/s)
1168 * @igp_sideport_mclk: sideport memory clock Mhz (rs690,rs740,rs780,rs880)
1169 * @igp_system_mclk: system clock Mhz (rs690,rs740,rs780,rs880)
1170 * @igp_ht_link_clk: ht link clock Mhz (rs690,rs740,rs780,rs880)
1171 * @igp_ht_link_width: ht link width in bits (rs690,rs740,rs780,rs880)
1172 * @k8_bandwidth: k8 bandwidth the gpu has (MByte/s) (IGP)
1173 * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP)
1174 * @ht_bandwidth: ht bandwidth the gpu has (MByte/s) (IGP)
1175 * @core_bandwidth: core GPU bandwidth the gpu has (MByte/s) (IGP)
1176 * @sclk: GPU clock Mhz (core bandwidth depends of this clock)
1177 * @needed_bandwidth: current bandwidth needs
1178 *
1179 * It keeps track of various data needed to take powermanagement decision.
1180 * Bandwidth need is used to determine minimun clock of the GPU and memory.
1181 * Equation between gpu/memory clock and available bandwidth is hw dependent
1182 * (type of memory, bus size, efficiency, ...)
1183 */
1184
1185enum radeon_pm_method {
1186 PM_METHOD_PROFILE,
1187 PM_METHOD_DYNPM,
1188 PM_METHOD_DPM,
1189};
1190
1191enum radeon_dynpm_state {
1192 DYNPM_STATE_DISABLED,
1193 DYNPM_STATE_MINIMUM,
1194 DYNPM_STATE_PAUSED,
1195 DYNPM_STATE_ACTIVE,
1196 DYNPM_STATE_SUSPENDED,
1197};
1198enum radeon_dynpm_action {
1199 DYNPM_ACTION_NONE,
1200 DYNPM_ACTION_MINIMUM,
1201 DYNPM_ACTION_DOWNCLOCK,
1202 DYNPM_ACTION_UPCLOCK,
1203 DYNPM_ACTION_DEFAULT
1204};
1205
1206enum radeon_voltage_type {
1207 VOLTAGE_NONE = 0,
1208 VOLTAGE_GPIO,
1209 VOLTAGE_VDDC,
1210 VOLTAGE_SW
1211};
1212
1213enum radeon_pm_state_type {
1214 /* not used for dpm */
1215 POWER_STATE_TYPE_DEFAULT,
1216 POWER_STATE_TYPE_POWERSAVE,
1217 /* user selectable states */
1218 POWER_STATE_TYPE_BATTERY,
1219 POWER_STATE_TYPE_BALANCED,
1220 POWER_STATE_TYPE_PERFORMANCE,
1221 /* internal states */
1222 POWER_STATE_TYPE_INTERNAL_UVD,
1223 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1224 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1225 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1226 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1227 POWER_STATE_TYPE_INTERNAL_BOOT,
1228 POWER_STATE_TYPE_INTERNAL_THERMAL,
1229 POWER_STATE_TYPE_INTERNAL_ACPI,
1230 POWER_STATE_TYPE_INTERNAL_ULV,
1231 POWER_STATE_TYPE_INTERNAL_3DPERF,
1232};
1233
1234enum radeon_pm_profile_type {
1235 PM_PROFILE_DEFAULT,
1236 PM_PROFILE_AUTO,
1237 PM_PROFILE_LOW,
1238 PM_PROFILE_MID,
1239 PM_PROFILE_HIGH,
1240};
1241
1242#define PM_PROFILE_DEFAULT_IDX 0
1243#define PM_PROFILE_LOW_SH_IDX 1
1244#define PM_PROFILE_MID_SH_IDX 2
1245#define PM_PROFILE_HIGH_SH_IDX 3
1246#define PM_PROFILE_LOW_MH_IDX 4
1247#define PM_PROFILE_MID_MH_IDX 5
1248#define PM_PROFILE_HIGH_MH_IDX 6
1249#define PM_PROFILE_MAX 7
1250
1251struct radeon_pm_profile {
1252 int dpms_off_ps_idx;
1253 int dpms_on_ps_idx;
1254 int dpms_off_cm_idx;
1255 int dpms_on_cm_idx;
1256};
1257
1258enum radeon_int_thermal_type {
1259 THERMAL_TYPE_NONE,
1260 THERMAL_TYPE_EXTERNAL,
1261 THERMAL_TYPE_EXTERNAL_GPIO,
1262 THERMAL_TYPE_RV6XX,
1263 THERMAL_TYPE_RV770,
1264 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1265 THERMAL_TYPE_EVERGREEN,
1266 THERMAL_TYPE_SUMO,
1267 THERMAL_TYPE_NI,
1268 THERMAL_TYPE_SI,
1269 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1270 THERMAL_TYPE_CI,
1271 THERMAL_TYPE_KV,
1272};
1273
1274struct radeon_voltage {
1275 enum radeon_voltage_type type;
1276 /* gpio voltage */
1277 struct radeon_gpio_rec gpio;
1278 u32 delay; /* delay in usec from voltage drop to sclk change */
1279 bool active_high; /* voltage drop is active when bit is high */
1280 /* VDDC voltage */
1281 u8 vddc_id; /* index into vddc voltage table */
1282 u8 vddci_id; /* index into vddci voltage table */
1283 bool vddci_enabled;
1284 /* r6xx+ sw */
1285 u16 voltage;
1286 /* evergreen+ vddci */
1287 u16 vddci;
1288};
1289
1290/* clock mode flags */
1291#define RADEON_PM_MODE_NO_DISPLAY (1 << 0)
1292
1293struct radeon_pm_clock_info {
1294 /* memory clock */
1295 u32 mclk;
1296 /* engine clock */
1297 u32 sclk;
1298 /* voltage info */
1299 struct radeon_voltage voltage;
1300 /* standardized clock flags */
1301 u32 flags;
1302};
1303
1304/* state flags */
1305#define RADEON_PM_STATE_SINGLE_DISPLAY_ONLY (1 << 0)
1306
1307struct radeon_power_state {
1308 enum radeon_pm_state_type type;
1309 struct radeon_pm_clock_info *clock_info;
1310 /* number of valid clock modes in this power state */
1311 int num_clock_modes;
1312 struct radeon_pm_clock_info *default_clock_mode;
1313 /* standardized state flags */
1314 u32 flags;
1315 u32 misc; /* vbios specific flags */
1316 u32 misc2; /* vbios specific flags */
1317 int pcie_lanes; /* pcie lanes */
1318};
1319
1320/*
1321 * Some modes are overclocked by very low value, accept them
1322 */
1323#define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */
1324
1325enum radeon_dpm_auto_throttle_src {
1326 RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL,
1327 RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1328};
1329
1330enum radeon_dpm_event_src {
1331 RADEON_DPM_EVENT_SRC_ANALOG = 0,
1332 RADEON_DPM_EVENT_SRC_EXTERNAL = 1,
1333 RADEON_DPM_EVENT_SRC_DIGITAL = 2,
1334 RADEON_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1335 RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1336};
1337
1338#define RADEON_MAX_VCE_LEVELS 6
1339
1340enum radeon_vce_level {
1341 RADEON_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1342 RADEON_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1343 RADEON_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1344 RADEON_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1345 RADEON_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1346 RADEON_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1347};
1348
1349struct radeon_ps {
1350 u32 caps; /* vbios flags */
1351 u32 class; /* vbios flags */
1352 u32 class2; /* vbios flags */
1353 /* UVD clocks */
1354 u32 vclk;
1355 u32 dclk;
1356 /* VCE clocks */
1357 u32 evclk;
1358 u32 ecclk;
1359 bool vce_active;
1360 enum radeon_vce_level vce_level;
1361 /* asic priv */
1362 void *ps_priv;
1363};
1364
1365struct radeon_dpm_thermal {
1366 /* thermal interrupt work */
1367 struct work_struct work;
1368 /* low temperature threshold */
1369 int min_temp;
1370 /* high temperature threshold */
1371 int max_temp;
1372 /* was interrupt low to high or high to low */
1373 bool high_to_low;
1374};
1375
1376enum radeon_clk_action
1377{
1378 RADEON_SCLK_UP = 1,
1379 RADEON_SCLK_DOWN
1380};
1381
1382struct radeon_blacklist_clocks
1383{
1384 u32 sclk;
1385 u32 mclk;
1386 enum radeon_clk_action action;
1387};
1388
1389struct radeon_clock_and_voltage_limits {
1390 u32 sclk;
1391 u32 mclk;
1392 u16 vddc;
1393 u16 vddci;
1394};
1395
1396struct radeon_clock_array {
1397 u32 count;
1398 u32 *values;
1399};
1400
1401struct radeon_clock_voltage_dependency_entry {
1402 u32 clk;
1403 u16 v;
1404};
1405
1406struct radeon_clock_voltage_dependency_table {
1407 u32 count;
1408 struct radeon_clock_voltage_dependency_entry *entries;
1409};
1410
1411union radeon_cac_leakage_entry {
1412 struct {
1413 u16 vddc;
1414 u32 leakage;
1415 };
1416 struct {
1417 u16 vddc1;
1418 u16 vddc2;
1419 u16 vddc3;
1420 };
1421};
1422
1423struct radeon_cac_leakage_table {
1424 u32 count;
1425 union radeon_cac_leakage_entry *entries;
1426};
1427
1428struct radeon_phase_shedding_limits_entry {
1429 u16 voltage;
1430 u32 sclk;
1431 u32 mclk;
1432};
1433
1434struct radeon_phase_shedding_limits_table {
1435 u32 count;
1436 struct radeon_phase_shedding_limits_entry *entries;
1437};
1438
1439struct radeon_uvd_clock_voltage_dependency_entry {
1440 u32 vclk;
1441 u32 dclk;
1442 u16 v;
1443};
1444
1445struct radeon_uvd_clock_voltage_dependency_table {
1446 u8 count;
1447 struct radeon_uvd_clock_voltage_dependency_entry *entries;
1448};
1449
1450struct radeon_vce_clock_voltage_dependency_entry {
1451 u32 ecclk;
1452 u32 evclk;
1453 u16 v;
1454};
1455
1456struct radeon_vce_clock_voltage_dependency_table {
1457 u8 count;
1458 struct radeon_vce_clock_voltage_dependency_entry *entries;
1459};
1460
1461struct radeon_ppm_table {
1462 u8 ppm_design;
1463 u16 cpu_core_number;
1464 u32 platform_tdp;
1465 u32 small_ac_platform_tdp;
1466 u32 platform_tdc;
1467 u32 small_ac_platform_tdc;
1468 u32 apu_tdp;
1469 u32 dgpu_tdp;
1470 u32 dgpu_ulv_power;
1471 u32 tj_max;
1472};
1473
1474struct radeon_cac_tdp_table {
1475 u16 tdp;
1476 u16 configurable_tdp;
1477 u16 tdc;
1478 u16 battery_power_limit;
1479 u16 small_power_limit;
1480 u16 low_cac_leakage;
1481 u16 high_cac_leakage;
1482 u16 maximum_power_delivery_limit;
1483};
1484
1485struct radeon_dpm_dynamic_state {
1486 struct radeon_clock_voltage_dependency_table vddc_dependency_on_sclk;
1487 struct radeon_clock_voltage_dependency_table vddci_dependency_on_mclk;
1488 struct radeon_clock_voltage_dependency_table vddc_dependency_on_mclk;
1489 struct radeon_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1490 struct radeon_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1491 struct radeon_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1492 struct radeon_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1493 struct radeon_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1494 struct radeon_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1495 struct radeon_clock_array valid_sclk_values;
1496 struct radeon_clock_array valid_mclk_values;
1497 struct radeon_clock_and_voltage_limits max_clock_voltage_on_dc;
1498 struct radeon_clock_and_voltage_limits max_clock_voltage_on_ac;
1499 u32 mclk_sclk_ratio;
1500 u32 sclk_mclk_delta;
1501 u16 vddc_vddci_delta;
1502 u16 min_vddc_for_pcie_gen2;
1503 struct radeon_cac_leakage_table cac_leakage_table;
1504 struct radeon_phase_shedding_limits_table phase_shedding_limits_table;
1505 struct radeon_ppm_table *ppm_table;
1506 struct radeon_cac_tdp_table *cac_tdp_table;
1507};
1508
1509struct radeon_dpm_fan {
1510 u16 t_min;
1511 u16 t_med;
1512 u16 t_high;
1513 u16 pwm_min;
1514 u16 pwm_med;
1515 u16 pwm_high;
1516 u8 t_hyst;
1517 u32 cycle_delay;
1518 u16 t_max;
1519 u8 control_mode;
1520 u16 default_max_fan_pwm;
1521 u16 default_fan_output_sensitivity;
1522 u16 fan_output_sensitivity;
1523 bool ucode_fan_control;
1524};
1525
1526enum radeon_pcie_gen {
1527 RADEON_PCIE_GEN1 = 0,
1528 RADEON_PCIE_GEN2 = 1,
1529 RADEON_PCIE_GEN3 = 2,
1530 RADEON_PCIE_GEN_INVALID = 0xffff
1531};
1532
1533enum radeon_dpm_forced_level {
1534 RADEON_DPM_FORCED_LEVEL_AUTO = 0,
1535 RADEON_DPM_FORCED_LEVEL_LOW = 1,
1536 RADEON_DPM_FORCED_LEVEL_HIGH = 2,
1537};
1538
1539struct radeon_vce_state {
1540 /* vce clocks */
1541 u32 evclk;
1542 u32 ecclk;
1543 /* gpu clocks */
1544 u32 sclk;
1545 u32 mclk;
1546 u8 clk_idx;
1547 u8 pstate;
1548};
1549
1550struct radeon_dpm {
1551 struct radeon_ps *ps;
1552 /* number of valid power states */
1553 int num_ps;
1554 /* current power state that is active */
1555 struct radeon_ps *current_ps;
1556 /* requested power state */
1557 struct radeon_ps *requested_ps;
1558 /* boot up power state */
1559 struct radeon_ps *boot_ps;
1560 /* default uvd power state */
1561 struct radeon_ps *uvd_ps;
1562 /* vce requirements */
1563 struct radeon_vce_state vce_states[RADEON_MAX_VCE_LEVELS];
1564 enum radeon_vce_level vce_level;
1565 enum radeon_pm_state_type state;
1566 enum radeon_pm_state_type user_state;
1567 u32 platform_caps;
1568 u32 voltage_response_time;
1569 u32 backbias_response_time;
1570 void *priv;
1571 u32 new_active_crtcs;
1572 int new_active_crtc_count;
1573 u32 current_active_crtcs;
1574 int current_active_crtc_count;
1575 bool single_display;
1576 struct radeon_dpm_dynamic_state dyn_state;
1577 struct radeon_dpm_fan fan;
1578 u32 tdp_limit;
1579 u32 near_tdp_limit;
1580 u32 near_tdp_limit_adjusted;
1581 u32 sq_ramping_threshold;
1582 u32 cac_leakage;
1583 u16 tdp_od_limit;
1584 u32 tdp_adjustment;
1585 u16 load_line_slope;
1586 bool power_control;
1587 bool ac_power;
1588 /* special states active */
1589 bool thermal_active;
1590 bool uvd_active;
1591 bool vce_active;
1592 /* thermal handling */
1593 struct radeon_dpm_thermal thermal;
1594 /* forced levels */
1595 enum radeon_dpm_forced_level forced_level;
1596 /* track UVD streams */
1597 unsigned sd;
1598 unsigned hd;
1599};
1600
1601void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable);
1602void radeon_dpm_enable_vce(struct radeon_device *rdev, bool enable);
1603
1604struct radeon_pm {
1605 struct mutex mutex;
1606 /* write locked while reprogramming mclk */
1607 struct rw_semaphore mclk_lock;
1608 u32 active_crtcs;
1609 int active_crtc_count;
1610 int req_vblank;
1611 bool vblank_sync;
1612 fixed20_12 max_bandwidth;
1613 fixed20_12 igp_sideport_mclk;
1614 fixed20_12 igp_system_mclk;
1615 fixed20_12 igp_ht_link_clk;
1616 fixed20_12 igp_ht_link_width;
1617 fixed20_12 k8_bandwidth;
1618 fixed20_12 sideport_bandwidth;
1619 fixed20_12 ht_bandwidth;
1620 fixed20_12 core_bandwidth;
1621 fixed20_12 sclk;
1622 fixed20_12 mclk;
1623 fixed20_12 needed_bandwidth;
1624 struct radeon_power_state *power_state;
1625 /* number of valid power states */
1626 int num_power_states;
1627 int current_power_state_index;
1628 int current_clock_mode_index;
1629 int requested_power_state_index;
1630 int requested_clock_mode_index;
1631 int default_power_state_index;
1632 u32 current_sclk;
1633 u32 current_mclk;
1634 u16 current_vddc;
1635 u16 current_vddci;
1636 u32 default_sclk;
1637 u32 default_mclk;
1638 u16 default_vddc;
1639 u16 default_vddci;
1640 struct radeon_i2c_chan *i2c_bus;
1641 /* selected pm method */
1642 enum radeon_pm_method pm_method;
1643 /* dynpm power management */
1644 struct delayed_work dynpm_idle_work;
1645 enum radeon_dynpm_state dynpm_state;
1646 enum radeon_dynpm_action dynpm_planned_action;
1647 unsigned long dynpm_action_timeout;
1648 bool dynpm_can_upclock;
1649 bool dynpm_can_downclock;
1650 /* profile-based power management */
1651 enum radeon_pm_profile_type profile;
1652 int profile_index;
1653 struct radeon_pm_profile profiles[PM_PROFILE_MAX];
1654 /* internal thermal controller on rv6xx+ */
1655 enum radeon_int_thermal_type int_thermal_type;
1656 struct device *int_hwmon_dev;
1657 /* fan control parameters */
1658 bool no_fan;
1659 u8 fan_pulses_per_revolution;
1660 u8 fan_min_rpm;
1661 u8 fan_max_rpm;
1662 /* dpm */
1663 bool dpm_enabled;
1664 bool sysfs_initialized;
1665 struct radeon_dpm dpm;
1666};
1667
1668int radeon_pm_get_type_index(struct radeon_device *rdev,
1669 enum radeon_pm_state_type ps_type,
1670 int instance);
1671/*
1672 * UVD
1673 */
1674#define RADEON_MAX_UVD_HANDLES 10
1675#define RADEON_UVD_STACK_SIZE (1024*1024)
1676#define RADEON_UVD_HEAP_SIZE (1024*1024)
1677
1678struct radeon_uvd {
1679 struct radeon_bo *vcpu_bo;
1680 void *cpu_addr;
1681 uint64_t gpu_addr;
1682 atomic_t handles[RADEON_MAX_UVD_HANDLES];
1683 struct drm_file *filp[RADEON_MAX_UVD_HANDLES];
1684 unsigned img_size[RADEON_MAX_UVD_HANDLES];
1685 struct delayed_work idle_work;
1686};
1687
1688int radeon_uvd_init(struct radeon_device *rdev);
1689void radeon_uvd_fini(struct radeon_device *rdev);
1690int radeon_uvd_suspend(struct radeon_device *rdev);
1691int radeon_uvd_resume(struct radeon_device *rdev);
1692int radeon_uvd_get_create_msg(struct radeon_device *rdev, int ring,
1693 uint32_t handle, struct radeon_fence **fence);
1694int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring,
1695 uint32_t handle, struct radeon_fence **fence);
1696void radeon_uvd_force_into_uvd_segment(struct radeon_bo *rbo,
1697 uint32_t allowed_domains);
1698void radeon_uvd_free_handles(struct radeon_device *rdev,
1699 struct drm_file *filp);
1700int radeon_uvd_cs_parse(struct radeon_cs_parser *parser);
1701void radeon_uvd_note_usage(struct radeon_device *rdev);
1702int radeon_uvd_calc_upll_dividers(struct radeon_device *rdev,
1703 unsigned vclk, unsigned dclk,
1704 unsigned vco_min, unsigned vco_max,
1705 unsigned fb_factor, unsigned fb_mask,
1706 unsigned pd_min, unsigned pd_max,
1707 unsigned pd_even,
1708 unsigned *optimal_fb_div,
1709 unsigned *optimal_vclk_div,
1710 unsigned *optimal_dclk_div);
1711int radeon_uvd_send_upll_ctlreq(struct radeon_device *rdev,
1712 unsigned cg_upll_func_cntl);
1713
1714/*
1715 * VCE
1716 */
1717#define RADEON_MAX_VCE_HANDLES 16
1718
1719struct radeon_vce {
1720 struct radeon_bo *vcpu_bo;
1721 uint64_t gpu_addr;
1722 unsigned fw_version;
1723 unsigned fb_version;
1724 atomic_t handles[RADEON_MAX_VCE_HANDLES];
1725 struct drm_file *filp[RADEON_MAX_VCE_HANDLES];
1726 unsigned img_size[RADEON_MAX_VCE_HANDLES];
1727 struct delayed_work idle_work;
1728 uint32_t keyselect;
1729};
1730
1731int radeon_vce_init(struct radeon_device *rdev);
1732void radeon_vce_fini(struct radeon_device *rdev);
1733int radeon_vce_suspend(struct radeon_device *rdev);
1734int radeon_vce_resume(struct radeon_device *rdev);
1735int radeon_vce_get_create_msg(struct radeon_device *rdev, int ring,
1736 uint32_t handle, struct radeon_fence **fence);
1737int radeon_vce_get_destroy_msg(struct radeon_device *rdev, int ring,
1738 uint32_t handle, struct radeon_fence **fence);
1739void radeon_vce_free_handles(struct radeon_device *rdev, struct drm_file *filp);
1740void radeon_vce_note_usage(struct radeon_device *rdev);
1741int radeon_vce_cs_reloc(struct radeon_cs_parser *p, int lo, int hi, unsigned size);
1742int radeon_vce_cs_parse(struct radeon_cs_parser *p);
1743bool radeon_vce_semaphore_emit(struct radeon_device *rdev,
1744 struct radeon_ring *ring,
1745 struct radeon_semaphore *semaphore,
1746 bool emit_wait);
1747void radeon_vce_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
1748void radeon_vce_fence_emit(struct radeon_device *rdev,
1749 struct radeon_fence *fence);
1750int radeon_vce_ring_test(struct radeon_device *rdev, struct radeon_ring *ring);
1751int radeon_vce_ib_test(struct radeon_device *rdev, struct radeon_ring *ring);
1752
1753struct r600_audio_pin {
1754 int channels;
1755 int rate;
1756 int bits_per_sample;
1757 u8 status_bits;
1758 u8 category_code;
1759 u32 offset;
1760 bool connected;
1761 u32 id;
1762};
1763
1764struct r600_audio {
1765 bool enabled;
1766 struct r600_audio_pin pin[RADEON_MAX_AFMT_BLOCKS];
1767 int num_pins;
1768 struct radeon_audio_funcs *hdmi_funcs;
1769 struct radeon_audio_funcs *dp_funcs;
1770 struct radeon_audio_basic_funcs *funcs;
1771};
1772
1773/*
1774 * Benchmarking
1775 */
1776void radeon_benchmark(struct radeon_device *rdev, int test_number);
1777
1778
1779/*
1780 * Testing
1781 */
1782void radeon_test_moves(struct radeon_device *rdev);
1783void radeon_test_ring_sync(struct radeon_device *rdev,
1784 struct radeon_ring *cpA,
1785 struct radeon_ring *cpB);
1786void radeon_test_syncing(struct radeon_device *rdev);
1787
1788/*
1789 * MMU Notifier
1790 */
1791#if defined(CONFIG_MMU_NOTIFIER)
1792int radeon_mn_register(struct radeon_bo *bo, unsigned long addr);
1793void radeon_mn_unregister(struct radeon_bo *bo);
1794#else
1795static inline int radeon_mn_register(struct radeon_bo *bo, unsigned long addr)
1796{
1797 return -ENODEV;
1798}
1799static inline void radeon_mn_unregister(struct radeon_bo *bo) {}
1800#endif
1801
1802/*
1803 * Debugfs
1804 */
1805struct radeon_debugfs {
1806 struct drm_info_list *files;
1807 unsigned num_files;
1808};
1809
1810int radeon_debugfs_add_files(struct radeon_device *rdev,
1811 struct drm_info_list *files,
1812 unsigned nfiles);
1813int radeon_debugfs_fence_init(struct radeon_device *rdev);
1814
1815/*
1816 * ASIC ring specific functions.
1817 */
1818struct radeon_asic_ring {
1819 /* ring read/write ptr handling */
1820 u32 (*get_rptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1821 u32 (*get_wptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1822 void (*set_wptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1823
1824 /* validating and patching of IBs */
1825 int (*ib_parse)(struct radeon_device *rdev, struct radeon_ib *ib);
1826 int (*cs_parse)(struct radeon_cs_parser *p);
1827
1828 /* command emmit functions */
1829 void (*ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib);
1830 void (*emit_fence)(struct radeon_device *rdev, struct radeon_fence *fence);
1831 void (*hdp_flush)(struct radeon_device *rdev, struct radeon_ring *ring);
1832 bool (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp,
1833 struct radeon_semaphore *semaphore, bool emit_wait);
1834 void (*vm_flush)(struct radeon_device *rdev, struct radeon_ring *ring,
1835 unsigned vm_id, uint64_t pd_addr);
1836
1837 /* testing functions */
1838 int (*ring_test)(struct radeon_device *rdev, struct radeon_ring *cp);
1839 int (*ib_test)(struct radeon_device *rdev, struct radeon_ring *cp);
1840 bool (*is_lockup)(struct radeon_device *rdev, struct radeon_ring *cp);
1841
1842 /* deprecated */
1843 void (*ring_start)(struct radeon_device *rdev, struct radeon_ring *cp);
1844};
1845
1846/*
1847 * ASIC specific functions.
1848 */
1849struct radeon_asic {
1850 int (*init)(struct radeon_device *rdev);
1851 void (*fini)(struct radeon_device *rdev);
1852 int (*resume)(struct radeon_device *rdev);
1853 int (*suspend)(struct radeon_device *rdev);
1854 void (*vga_set_state)(struct radeon_device *rdev, bool state);
1855 int (*asic_reset)(struct radeon_device *rdev);
1856 /* Flush the HDP cache via MMIO */
1857 void (*mmio_hdp_flush)(struct radeon_device *rdev);
1858 /* check if 3D engine is idle */
1859 bool (*gui_idle)(struct radeon_device *rdev);
1860 /* wait for mc_idle */
1861 int (*mc_wait_for_idle)(struct radeon_device *rdev);
1862 /* get the reference clock */
1863 u32 (*get_xclk)(struct radeon_device *rdev);
1864 /* get the gpu clock counter */
1865 uint64_t (*get_gpu_clock_counter)(struct radeon_device *rdev);
1866 /* get register for info ioctl */
1867 int (*get_allowed_info_register)(struct radeon_device *rdev, u32 reg, u32 *val);
1868 /* gart */
1869 struct {
1870 void (*tlb_flush)(struct radeon_device *rdev);
1871 uint64_t (*get_page_entry)(uint64_t addr, uint32_t flags);
1872 void (*set_page)(struct radeon_device *rdev, unsigned i,
1873 uint64_t entry);
1874 } gart;
1875 struct {
1876 int (*init)(struct radeon_device *rdev);
1877 void (*fini)(struct radeon_device *rdev);
1878 void (*copy_pages)(struct radeon_device *rdev,
1879 struct radeon_ib *ib,
1880 uint64_t pe, uint64_t src,
1881 unsigned count);
1882 void (*write_pages)(struct radeon_device *rdev,
1883 struct radeon_ib *ib,
1884 uint64_t pe,
1885 uint64_t addr, unsigned count,
1886 uint32_t incr, uint32_t flags);
1887 void (*set_pages)(struct radeon_device *rdev,
1888 struct radeon_ib *ib,
1889 uint64_t pe,
1890 uint64_t addr, unsigned count,
1891 uint32_t incr, uint32_t flags);
1892 void (*pad_ib)(struct radeon_ib *ib);
1893 } vm;
1894 /* ring specific callbacks */
1895 const struct radeon_asic_ring *ring[RADEON_NUM_RINGS];
1896 /* irqs */
1897 struct {
1898 int (*set)(struct radeon_device *rdev);
1899 int (*process)(struct radeon_device *rdev);
1900 } irq;
1901 /* displays */
1902 struct {
1903 /* display watermarks */
1904 void (*bandwidth_update)(struct radeon_device *rdev);
1905 /* get frame count */
1906 u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc);
1907 /* wait for vblank */
1908 void (*wait_for_vblank)(struct radeon_device *rdev, int crtc);
1909 /* set backlight level */
1910 void (*set_backlight_level)(struct radeon_encoder *radeon_encoder, u8 level);
1911 /* get backlight level */
1912 u8 (*get_backlight_level)(struct radeon_encoder *radeon_encoder);
1913 /* audio callbacks */
1914 void (*hdmi_enable)(struct drm_encoder *encoder, bool enable);
1915 void (*hdmi_setmode)(struct drm_encoder *encoder, struct drm_display_mode *mode);
1916 } display;
1917 /* copy functions for bo handling */
1918 struct {
1919 struct radeon_fence *(*blit)(struct radeon_device *rdev,
1920 uint64_t src_offset,
1921 uint64_t dst_offset,
1922 unsigned num_gpu_pages,
1923 struct reservation_object *resv);
1924 u32 blit_ring_index;
1925 struct radeon_fence *(*dma)(struct radeon_device *rdev,
1926 uint64_t src_offset,
1927 uint64_t dst_offset,
1928 unsigned num_gpu_pages,
1929 struct reservation_object *resv);
1930 u32 dma_ring_index;
1931 /* method used for bo copy */
1932 struct radeon_fence *(*copy)(struct radeon_device *rdev,
1933 uint64_t src_offset,
1934 uint64_t dst_offset,
1935 unsigned num_gpu_pages,
1936 struct reservation_object *resv);
1937 /* ring used for bo copies */
1938 u32 copy_ring_index;
1939 } copy;
1940 /* surfaces */
1941 struct {
1942 int (*set_reg)(struct radeon_device *rdev, int reg,
1943 uint32_t tiling_flags, uint32_t pitch,
1944 uint32_t offset, uint32_t obj_size);
1945 void (*clear_reg)(struct radeon_device *rdev, int reg);
1946 } surface;
1947 /* hotplug detect */
1948 struct {
1949 void (*init)(struct radeon_device *rdev);
1950 void (*fini)(struct radeon_device *rdev);
1951 bool (*sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
1952 void (*set_polarity)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
1953 } hpd;
1954 /* static power management */
1955 struct {
1956 void (*misc)(struct radeon_device *rdev);
1957 void (*prepare)(struct radeon_device *rdev);
1958 void (*finish)(struct radeon_device *rdev);
1959 void (*init_profile)(struct radeon_device *rdev);
1960 void (*get_dynpm_state)(struct radeon_device *rdev);
1961 uint32_t (*get_engine_clock)(struct radeon_device *rdev);
1962 void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock);
1963 uint32_t (*get_memory_clock)(struct radeon_device *rdev);
1964 void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock);
1965 int (*get_pcie_lanes)(struct radeon_device *rdev);
1966 void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes);
1967 void (*set_clock_gating)(struct radeon_device *rdev, int enable);
1968 int (*set_uvd_clocks)(struct radeon_device *rdev, u32 vclk, u32 dclk);
1969 int (*set_vce_clocks)(struct radeon_device *rdev, u32 evclk, u32 ecclk);
1970 int (*get_temperature)(struct radeon_device *rdev);
1971 } pm;
1972 /* dynamic power management */
1973 struct {
1974 int (*init)(struct radeon_device *rdev);
1975 void (*setup_asic)(struct radeon_device *rdev);
1976 int (*enable)(struct radeon_device *rdev);
1977 int (*late_enable)(struct radeon_device *rdev);
1978 void (*disable)(struct radeon_device *rdev);
1979 int (*pre_set_power_state)(struct radeon_device *rdev);
1980 int (*set_power_state)(struct radeon_device *rdev);
1981 void (*post_set_power_state)(struct radeon_device *rdev);
1982 void (*display_configuration_changed)(struct radeon_device *rdev);
1983 void (*fini)(struct radeon_device *rdev);
1984 u32 (*get_sclk)(struct radeon_device *rdev, bool low);
1985 u32 (*get_mclk)(struct radeon_device *rdev, bool low);
1986 void (*print_power_state)(struct radeon_device *rdev, struct radeon_ps *ps);
1987 void (*debugfs_print_current_performance_level)(struct radeon_device *rdev, struct seq_file *m);
1988 int (*force_performance_level)(struct radeon_device *rdev, enum radeon_dpm_forced_level level);
1989 bool (*vblank_too_short)(struct radeon_device *rdev);
1990 void (*powergate_uvd)(struct radeon_device *rdev, bool gate);
1991 void (*enable_bapm)(struct radeon_device *rdev, bool enable);
1992 void (*fan_ctrl_set_mode)(struct radeon_device *rdev, u32 mode);
1993 u32 (*fan_ctrl_get_mode)(struct radeon_device *rdev);
1994 int (*set_fan_speed_percent)(struct radeon_device *rdev, u32 speed);
1995 int (*get_fan_speed_percent)(struct radeon_device *rdev, u32 *speed);
1996 u32 (*get_current_sclk)(struct radeon_device *rdev);
1997 u32 (*get_current_mclk)(struct radeon_device *rdev);
1998 } dpm;
1999 /* pageflipping */
2000 struct {
2001 void (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base);
2002 bool (*page_flip_pending)(struct radeon_device *rdev, int crtc);
2003 } pflip;
2004};
2005
2006/*
2007 * Asic structures
2008 */
2009struct r100_asic {
2010 const unsigned *reg_safe_bm;
2011 unsigned reg_safe_bm_size;
2012 u32 hdp_cntl;
2013};
2014
2015struct r300_asic {
2016 const unsigned *reg_safe_bm;
2017 unsigned reg_safe_bm_size;
2018 u32 resync_scratch;
2019 u32 hdp_cntl;
2020};
2021
2022struct r600_asic {
2023 unsigned max_pipes;
2024 unsigned max_tile_pipes;
2025 unsigned max_simds;
2026 unsigned max_backends;
2027 unsigned max_gprs;
2028 unsigned max_threads;
2029 unsigned max_stack_entries;
2030 unsigned max_hw_contexts;
2031 unsigned max_gs_threads;
2032 unsigned sx_max_export_size;
2033 unsigned sx_max_export_pos_size;
2034 unsigned sx_max_export_smx_size;
2035 unsigned sq_num_cf_insts;
2036 unsigned tiling_nbanks;
2037 unsigned tiling_npipes;
2038 unsigned tiling_group_size;
2039 unsigned tile_config;
2040 unsigned backend_map;
2041 unsigned active_simds;
2042};
2043
2044struct rv770_asic {
2045 unsigned max_pipes;
2046 unsigned max_tile_pipes;
2047 unsigned max_simds;
2048 unsigned max_backends;
2049 unsigned max_gprs;
2050 unsigned max_threads;
2051 unsigned max_stack_entries;
2052 unsigned max_hw_contexts;
2053 unsigned max_gs_threads;
2054 unsigned sx_max_export_size;
2055 unsigned sx_max_export_pos_size;
2056 unsigned sx_max_export_smx_size;
2057 unsigned sq_num_cf_insts;
2058 unsigned sx_num_of_sets;
2059 unsigned sc_prim_fifo_size;
2060 unsigned sc_hiz_tile_fifo_size;
2061 unsigned sc_earlyz_tile_fifo_fize;
2062 unsigned tiling_nbanks;
2063 unsigned tiling_npipes;
2064 unsigned tiling_group_size;
2065 unsigned tile_config;
2066 unsigned backend_map;
2067 unsigned active_simds;
2068};
2069
2070struct evergreen_asic {
2071 unsigned num_ses;
2072 unsigned max_pipes;
2073 unsigned max_tile_pipes;
2074 unsigned max_simds;
2075 unsigned max_backends;
2076 unsigned max_gprs;
2077 unsigned max_threads;
2078 unsigned max_stack_entries;
2079 unsigned max_hw_contexts;
2080 unsigned max_gs_threads;
2081 unsigned sx_max_export_size;
2082 unsigned sx_max_export_pos_size;
2083 unsigned sx_max_export_smx_size;
2084 unsigned sq_num_cf_insts;
2085 unsigned sx_num_of_sets;
2086 unsigned sc_prim_fifo_size;
2087 unsigned sc_hiz_tile_fifo_size;
2088 unsigned sc_earlyz_tile_fifo_size;
2089 unsigned tiling_nbanks;
2090 unsigned tiling_npipes;
2091 unsigned tiling_group_size;
2092 unsigned tile_config;
2093 unsigned backend_map;
2094 unsigned active_simds;
2095};
2096
2097struct cayman_asic {
2098 unsigned max_shader_engines;
2099 unsigned max_pipes_per_simd;
2100 unsigned max_tile_pipes;
2101 unsigned max_simds_per_se;
2102 unsigned max_backends_per_se;
2103 unsigned max_texture_channel_caches;
2104 unsigned max_gprs;
2105 unsigned max_threads;
2106 unsigned max_gs_threads;
2107 unsigned max_stack_entries;
2108 unsigned sx_num_of_sets;
2109 unsigned sx_max_export_size;
2110 unsigned sx_max_export_pos_size;
2111 unsigned sx_max_export_smx_size;
2112 unsigned max_hw_contexts;
2113 unsigned sq_num_cf_insts;
2114 unsigned sc_prim_fifo_size;
2115 unsigned sc_hiz_tile_fifo_size;
2116 unsigned sc_earlyz_tile_fifo_size;
2117
2118 unsigned num_shader_engines;
2119 unsigned num_shader_pipes_per_simd;
2120 unsigned num_tile_pipes;
2121 unsigned num_simds_per_se;
2122 unsigned num_backends_per_se;
2123 unsigned backend_disable_mask_per_asic;
2124 unsigned backend_map;
2125 unsigned num_texture_channel_caches;
2126 unsigned mem_max_burst_length_bytes;
2127 unsigned mem_row_size_in_kb;
2128 unsigned shader_engine_tile_size;
2129 unsigned num_gpus;
2130 unsigned multi_gpu_tile_size;
2131
2132 unsigned tile_config;
2133 unsigned active_simds;
2134};
2135
2136struct si_asic {
2137 unsigned max_shader_engines;
2138 unsigned max_tile_pipes;
2139 unsigned max_cu_per_sh;
2140 unsigned max_sh_per_se;
2141 unsigned max_backends_per_se;
2142 unsigned max_texture_channel_caches;
2143 unsigned max_gprs;
2144 unsigned max_gs_threads;
2145 unsigned max_hw_contexts;
2146 unsigned sc_prim_fifo_size_frontend;
2147 unsigned sc_prim_fifo_size_backend;
2148 unsigned sc_hiz_tile_fifo_size;
2149 unsigned sc_earlyz_tile_fifo_size;
2150
2151 unsigned num_tile_pipes;
2152 unsigned backend_enable_mask;
2153 unsigned backend_disable_mask_per_asic;
2154 unsigned backend_map;
2155 unsigned num_texture_channel_caches;
2156 unsigned mem_max_burst_length_bytes;
2157 unsigned mem_row_size_in_kb;
2158 unsigned shader_engine_tile_size;
2159 unsigned num_gpus;
2160 unsigned multi_gpu_tile_size;
2161
2162 unsigned tile_config;
2163 uint32_t tile_mode_array[32];
2164 uint32_t active_cus;
2165};
2166
2167struct cik_asic {
2168 unsigned max_shader_engines;
2169 unsigned max_tile_pipes;
2170 unsigned max_cu_per_sh;
2171 unsigned max_sh_per_se;
2172 unsigned max_backends_per_se;
2173 unsigned max_texture_channel_caches;
2174 unsigned max_gprs;
2175 unsigned max_gs_threads;
2176 unsigned max_hw_contexts;
2177 unsigned sc_prim_fifo_size_frontend;
2178 unsigned sc_prim_fifo_size_backend;
2179 unsigned sc_hiz_tile_fifo_size;
2180 unsigned sc_earlyz_tile_fifo_size;
2181
2182 unsigned num_tile_pipes;
2183 unsigned backend_enable_mask;
2184 unsigned backend_disable_mask_per_asic;
2185 unsigned backend_map;
2186 unsigned num_texture_channel_caches;
2187 unsigned mem_max_burst_length_bytes;
2188 unsigned mem_row_size_in_kb;
2189 unsigned shader_engine_tile_size;
2190 unsigned num_gpus;
2191 unsigned multi_gpu_tile_size;
2192
2193 unsigned tile_config;
2194 uint32_t tile_mode_array[32];
2195 uint32_t macrotile_mode_array[16];
2196 uint32_t active_cus;
2197};
2198
2199union radeon_asic_config {
2200 struct r300_asic r300;
2201 struct r100_asic r100;
2202 struct r600_asic r600;
2203 struct rv770_asic rv770;
2204 struct evergreen_asic evergreen;
2205 struct cayman_asic cayman;
2206 struct si_asic si;
2207 struct cik_asic cik;
2208};
2209
2210/*
2211 * asic initizalization from radeon_asic.c
2212 */
2213void radeon_agp_disable(struct radeon_device *rdev);
2214int radeon_asic_init(struct radeon_device *rdev);
2215
2216
2217/*
2218 * IOCTL.
2219 */
2220int radeon_gem_info_ioctl(struct drm_device *dev, void *data,
2221 struct drm_file *filp);
2222int radeon_gem_create_ioctl(struct drm_device *dev, void *data,
2223 struct drm_file *filp);
2224int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data,
2225 struct drm_file *filp);
2226int radeon_gem_pin_ioctl(struct drm_device *dev, void *data,
2227 struct drm_file *file_priv);
2228int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data,
2229 struct drm_file *file_priv);
2230int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data,
2231 struct drm_file *file_priv);
2232int radeon_gem_pread_ioctl(struct drm_device *dev, void *data,
2233 struct drm_file *file_priv);
2234int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data,
2235 struct drm_file *filp);
2236int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
2237 struct drm_file *filp);
2238int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
2239 struct drm_file *filp);
2240int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
2241 struct drm_file *filp);
2242int radeon_gem_va_ioctl(struct drm_device *dev, void *data,
2243 struct drm_file *filp);
2244int radeon_gem_op_ioctl(struct drm_device *dev, void *data,
2245 struct drm_file *filp);
2246int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
2247int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data,
2248 struct drm_file *filp);
2249int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
2250 struct drm_file *filp);
2251
2252/* VRAM scratch page for HDP bug, default vram page */
2253struct r600_vram_scratch {
2254 struct radeon_bo *robj;
2255 volatile uint32_t *ptr;
2256 u64 gpu_addr;
2257};
2258
2259/*
2260 * ACPI
2261 */
2262struct radeon_atif_notification_cfg {
2263 bool enabled;
2264 int command_code;
2265};
2266
2267struct radeon_atif_notifications {
2268 bool display_switch;
2269 bool expansion_mode_change;
2270 bool thermal_state;
2271 bool forced_power_state;
2272 bool system_power_state;
2273 bool display_conf_change;
2274 bool px_gfx_switch;
2275 bool brightness_change;
2276 bool dgpu_display_event;
2277};
2278
2279struct radeon_atif_functions {
2280 bool system_params;
2281 bool sbios_requests;
2282 bool select_active_disp;
2283 bool lid_state;
2284 bool get_tv_standard;
2285 bool set_tv_standard;
2286 bool get_panel_expansion_mode;
2287 bool set_panel_expansion_mode;
2288 bool temperature_change;
2289 bool graphics_device_types;
2290};
2291
2292struct radeon_atif {
2293 struct radeon_atif_notifications notifications;
2294 struct radeon_atif_functions functions;
2295 struct radeon_atif_notification_cfg notification_cfg;
2296 struct radeon_encoder *encoder_for_bl;
2297};
2298
2299struct radeon_atcs_functions {
2300 bool get_ext_state;
2301 bool pcie_perf_req;
2302 bool pcie_dev_rdy;
2303 bool pcie_bus_width;
2304};
2305
2306struct radeon_atcs {
2307 struct radeon_atcs_functions functions;
2308};
2309
2310/*
2311 * Core structure, functions and helpers.
2312 */
2313typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t);
2314typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t);
2315
2316struct radeon_device {
2317 struct device *dev;
2318 struct drm_device *ddev;
2319 struct pci_dev *pdev;
2320 struct rw_semaphore exclusive_lock;
2321 /* ASIC */
2322 union radeon_asic_config config;
2323 enum radeon_family family;
2324 unsigned long flags;
2325 int usec_timeout;
2326 enum radeon_pll_errata pll_errata;
2327 int num_gb_pipes;
2328 int num_z_pipes;
2329 int disp_priority;
2330 /* BIOS */
2331 uint8_t *bios;
2332 bool is_atom_bios;
2333 uint16_t bios_header_start;
2334 struct radeon_bo *stollen_vga_memory;
2335 /* Register mmio */
2336 resource_size_t rmmio_base;
2337 resource_size_t rmmio_size;
2338 /* protects concurrent MM_INDEX/DATA based register access */
2339 spinlock_t mmio_idx_lock;
2340 /* protects concurrent SMC based register access */
2341 spinlock_t smc_idx_lock;
2342 /* protects concurrent PLL register access */
2343 spinlock_t pll_idx_lock;
2344 /* protects concurrent MC register access */
2345 spinlock_t mc_idx_lock;
2346 /* protects concurrent PCIE register access */
2347 spinlock_t pcie_idx_lock;
2348 /* protects concurrent PCIE_PORT register access */
2349 spinlock_t pciep_idx_lock;
2350 /* protects concurrent PIF register access */
2351 spinlock_t pif_idx_lock;
2352 /* protects concurrent CG register access */
2353 spinlock_t cg_idx_lock;
2354 /* protects concurrent UVD register access */
2355 spinlock_t uvd_idx_lock;
2356 /* protects concurrent RCU register access */
2357 spinlock_t rcu_idx_lock;
2358 /* protects concurrent DIDT register access */
2359 spinlock_t didt_idx_lock;
2360 /* protects concurrent ENDPOINT (audio) register access */
2361 spinlock_t end_idx_lock;
2362 void __iomem *rmmio;
2363 radeon_rreg_t mc_rreg;
2364 radeon_wreg_t mc_wreg;
2365 radeon_rreg_t pll_rreg;
2366 radeon_wreg_t pll_wreg;
2367 uint32_t pcie_reg_mask;
2368 radeon_rreg_t pciep_rreg;
2369 radeon_wreg_t pciep_wreg;
2370 /* io port */
2371 void __iomem *rio_mem;
2372 resource_size_t rio_mem_size;
2373 struct radeon_clock clock;
2374 struct radeon_mc mc;
2375 struct radeon_gart gart;
2376 struct radeon_mode_info mode_info;
2377 struct radeon_scratch scratch;
2378 struct radeon_doorbell doorbell;
2379 struct radeon_mman mman;
2380 struct radeon_fence_driver fence_drv[RADEON_NUM_RINGS];
2381 wait_queue_head_t fence_queue;
2382 unsigned fence_context;
2383 struct mutex ring_lock;
2384 struct radeon_ring ring[RADEON_NUM_RINGS];
2385 bool ib_pool_ready;
2386 struct radeon_sa_manager ring_tmp_bo;
2387 struct radeon_irq irq;
2388 struct radeon_asic *asic;
2389 struct radeon_gem gem;
2390 struct radeon_pm pm;
2391 struct radeon_uvd uvd;
2392 struct radeon_vce vce;
2393 uint32_t bios_scratch[RADEON_BIOS_NUM_SCRATCH];
2394 struct radeon_wb wb;
2395 struct radeon_dummy_page dummy_page;
2396 bool shutdown;
2397 bool suspend;
2398 bool need_dma32;
2399 bool accel_working;
2400 bool fastfb_working; /* IGP feature*/
2401 bool needs_reset, in_reset;
2402 struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES];
2403 const struct firmware *me_fw; /* all family ME firmware */
2404 const struct firmware *pfp_fw; /* r6/700 PFP firmware */
2405 const struct firmware *rlc_fw; /* r6/700 RLC firmware */
2406 const struct firmware *mc_fw; /* NI MC firmware */
2407 const struct firmware *ce_fw; /* SI CE firmware */
2408 const struct firmware *mec_fw; /* CIK MEC firmware */
2409 const struct firmware *mec2_fw; /* KV MEC2 firmware */
2410 const struct firmware *sdma_fw; /* CIK SDMA firmware */
2411 const struct firmware *smc_fw; /* SMC firmware */
2412 const struct firmware *uvd_fw; /* UVD firmware */
2413 const struct firmware *vce_fw; /* VCE firmware */
2414 bool new_fw;
2415 struct r600_vram_scratch vram_scratch;
2416 int msi_enabled; /* msi enabled */
2417 struct r600_ih ih; /* r6/700 interrupt ring */
2418 struct radeon_rlc rlc;
2419 struct radeon_mec mec;
2420 struct delayed_work hotplug_work;
2421 struct work_struct dp_work;
2422 struct work_struct audio_work;
2423 int num_crtc; /* number of crtcs */
2424 struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */
2425 bool has_uvd;
2426 struct r600_audio audio; /* audio stuff */
2427 struct notifier_block acpi_nb;
2428 /* only one userspace can use Hyperz features or CMASK at a time */
2429 struct drm_file *hyperz_filp;
2430 struct drm_file *cmask_filp;
2431 /* i2c buses */
2432 struct radeon_i2c_chan *i2c_bus[RADEON_MAX_I2C_BUS];
2433 /* debugfs */
2434 struct radeon_debugfs debugfs[RADEON_DEBUGFS_MAX_COMPONENTS];
2435 unsigned debugfs_count;
2436 /* virtual memory */
2437 struct radeon_vm_manager vm_manager;
2438 struct mutex gpu_clock_mutex;
2439 /* memory stats */
2440 atomic64_t vram_usage;
2441 atomic64_t gtt_usage;
2442 atomic64_t num_bytes_moved;
2443 atomic_t gpu_reset_counter;
2444 /* ACPI interface */
2445 struct radeon_atif atif;
2446 struct radeon_atcs atcs;
2447 /* srbm instance registers */
2448 struct mutex srbm_mutex;
2449 /* GRBM index mutex. Protects concurrents access to GRBM index */
2450 struct mutex grbm_idx_mutex;
2451 /* clock, powergating flags */
2452 u32 cg_flags;
2453 u32 pg_flags;
2454
2455 struct dev_pm_domain vga_pm_domain;
2456 bool have_disp_power_ref;
2457 u32 px_quirk_flags;
2458
2459 /* tracking pinned memory */
2460 u64 vram_pin_size;
2461 u64 gart_pin_size;
2462
2463 /* amdkfd interface */
2464 struct kfd_dev *kfd;
2465
2466 struct mutex mn_lock;
2467 DECLARE_HASHTABLE(mn_hash, 7);
2468};
2469
2470bool radeon_is_px(struct drm_device *dev);
2471int radeon_device_init(struct radeon_device *rdev,
2472 struct drm_device *ddev,
2473 struct pci_dev *pdev,
2474 uint32_t flags);
2475void radeon_device_fini(struct radeon_device *rdev);
2476int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
2477
2478#define RADEON_MIN_MMIO_SIZE 0x10000
2479
2480uint32_t r100_mm_rreg_slow(struct radeon_device *rdev, uint32_t reg);
2481void r100_mm_wreg_slow(struct radeon_device *rdev, uint32_t reg, uint32_t v);
2482static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg,
2483 bool always_indirect)
2484{
2485 /* The mmio size is 64kb at minimum. Allows the if to be optimized out. */
2486 if ((reg < rdev->rmmio_size || reg < RADEON_MIN_MMIO_SIZE) && !always_indirect)
2487 return readl(((void __iomem *)rdev->rmmio) + reg);
2488 else
2489 return r100_mm_rreg_slow(rdev, reg);
2490}
2491static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v,
2492 bool always_indirect)
2493{
2494 if ((reg < rdev->rmmio_size || reg < RADEON_MIN_MMIO_SIZE) && !always_indirect)
2495 writel(v, ((void __iomem *)rdev->rmmio) + reg);
2496 else
2497 r100_mm_wreg_slow(rdev, reg, v);
2498}
2499
2500u32 r100_io_rreg(struct radeon_device *rdev, u32 reg);
2501void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2502
2503u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 index);
2504void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v);
2505
2506/*
2507 * Cast helper
2508 */
2509extern const struct fence_ops radeon_fence_ops;
2510
2511static inline struct radeon_fence *to_radeon_fence(struct fence *f)
2512{
2513 struct radeon_fence *__f = container_of(f, struct radeon_fence, base);
2514
2515 if (__f->base.ops == &radeon_fence_ops)
2516 return __f;
2517
2518 return NULL;
2519}
2520
2521/*
2522 * Registers read & write functions.
2523 */
2524#define RREG8(reg) readb((rdev->rmmio) + (reg))
2525#define WREG8(reg, v) writeb(v, (rdev->rmmio) + (reg))
2526#define RREG16(reg) readw((rdev->rmmio) + (reg))
2527#define WREG16(reg, v) writew(v, (rdev->rmmio) + (reg))
2528#define RREG32(reg) r100_mm_rreg(rdev, (reg), false)
2529#define RREG32_IDX(reg) r100_mm_rreg(rdev, (reg), true)
2530#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", r100_mm_rreg(rdev, (reg), false))
2531#define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v), false)
2532#define WREG32_IDX(reg, v) r100_mm_wreg(rdev, (reg), (v), true)
2533#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2534#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2535#define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg))
2536#define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v))
2537#define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg))
2538#define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v))
2539#define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg))
2540#define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v))
2541#define RREG32_PCIE_PORT(reg) rdev->pciep_rreg(rdev, (reg))
2542#define WREG32_PCIE_PORT(reg, v) rdev->pciep_wreg(rdev, (reg), (v))
2543#define RREG32_SMC(reg) tn_smc_rreg(rdev, (reg))
2544#define WREG32_SMC(reg, v) tn_smc_wreg(rdev, (reg), (v))
2545#define RREG32_RCU(reg) r600_rcu_rreg(rdev, (reg))
2546#define WREG32_RCU(reg, v) r600_rcu_wreg(rdev, (reg), (v))
2547#define RREG32_CG(reg) eg_cg_rreg(rdev, (reg))
2548#define WREG32_CG(reg, v) eg_cg_wreg(rdev, (reg), (v))
2549#define RREG32_PIF_PHY0(reg) eg_pif_phy0_rreg(rdev, (reg))
2550#define WREG32_PIF_PHY0(reg, v) eg_pif_phy0_wreg(rdev, (reg), (v))
2551#define RREG32_PIF_PHY1(reg) eg_pif_phy1_rreg(rdev, (reg))
2552#define WREG32_PIF_PHY1(reg, v) eg_pif_phy1_wreg(rdev, (reg), (v))
2553#define RREG32_UVD_CTX(reg) r600_uvd_ctx_rreg(rdev, (reg))
2554#define WREG32_UVD_CTX(reg, v) r600_uvd_ctx_wreg(rdev, (reg), (v))
2555#define RREG32_DIDT(reg) cik_didt_rreg(rdev, (reg))
2556#define WREG32_DIDT(reg, v) cik_didt_wreg(rdev, (reg), (v))
2557#define WREG32_P(reg, val, mask) \
2558 do { \
2559 uint32_t tmp_ = RREG32(reg); \
2560 tmp_ &= (mask); \
2561 tmp_ |= ((val) & ~(mask)); \
2562 WREG32(reg, tmp_); \
2563 } while (0)
2564#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2565#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2566#define WREG32_PLL_P(reg, val, mask) \
2567 do { \
2568 uint32_t tmp_ = RREG32_PLL(reg); \
2569 tmp_ &= (mask); \
2570 tmp_ |= ((val) & ~(mask)); \
2571 WREG32_PLL(reg, tmp_); \
2572 } while (0)
2573#define WREG32_SMC_P(reg, val, mask) \
2574 do { \
2575 uint32_t tmp_ = RREG32_SMC(reg); \
2576 tmp_ &= (mask); \
2577 tmp_ |= ((val) & ~(mask)); \
2578 WREG32_SMC(reg, tmp_); \
2579 } while (0)
2580#define DREG32_SYS(sqf, rdev, reg) seq_printf((sqf), #reg " : 0x%08X\n", r100_mm_rreg((rdev), (reg), false))
2581#define RREG32_IO(reg) r100_io_rreg(rdev, (reg))
2582#define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v))
2583
2584#define RDOORBELL32(index) cik_mm_rdoorbell(rdev, (index))
2585#define WDOORBELL32(index, v) cik_mm_wdoorbell(rdev, (index), (v))
2586
2587/*
2588 * Indirect registers accessors.
2589 * They used to be inlined, but this increases code size by ~65 kbytes.
2590 * Since each performs a pair of MMIO ops
2591 * within a spin_lock_irqsave/spin_unlock_irqrestore region,
2592 * the cost of call+ret is almost negligible. MMIO and locking
2593 * costs several dozens of cycles each at best, call+ret is ~5 cycles.
2594 */
2595uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
2596void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
2597u32 tn_smc_rreg(struct radeon_device *rdev, u32 reg);
2598void tn_smc_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2599u32 r600_rcu_rreg(struct radeon_device *rdev, u32 reg);
2600void r600_rcu_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2601u32 eg_cg_rreg(struct radeon_device *rdev, u32 reg);
2602void eg_cg_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2603u32 eg_pif_phy0_rreg(struct radeon_device *rdev, u32 reg);
2604void eg_pif_phy0_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2605u32 eg_pif_phy1_rreg(struct radeon_device *rdev, u32 reg);
2606void eg_pif_phy1_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2607u32 r600_uvd_ctx_rreg(struct radeon_device *rdev, u32 reg);
2608void r600_uvd_ctx_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2609u32 cik_didt_rreg(struct radeon_device *rdev, u32 reg);
2610void cik_didt_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2611
2612void r100_pll_errata_after_index(struct radeon_device *rdev);
2613
2614
2615/*
2616 * ASICs helpers.
2617 */
2618#define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \
2619 (rdev->pdev->device == 0x5969))
2620#define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \
2621 (rdev->family == CHIP_RV200) || \
2622 (rdev->family == CHIP_RS100) || \
2623 (rdev->family == CHIP_RS200) || \
2624 (rdev->family == CHIP_RV250) || \
2625 (rdev->family == CHIP_RV280) || \
2626 (rdev->family == CHIP_RS300))
2627#define ASIC_IS_R300(rdev) ((rdev->family == CHIP_R300) || \
2628 (rdev->family == CHIP_RV350) || \
2629 (rdev->family == CHIP_R350) || \
2630 (rdev->family == CHIP_RV380) || \
2631 (rdev->family == CHIP_R420) || \
2632 (rdev->family == CHIP_R423) || \
2633 (rdev->family == CHIP_RV410) || \
2634 (rdev->family == CHIP_RS400) || \
2635 (rdev->family == CHIP_RS480))
2636#define ASIC_IS_X2(rdev) ((rdev->ddev->pdev->device == 0x9441) || \
2637 (rdev->ddev->pdev->device == 0x9443) || \
2638 (rdev->ddev->pdev->device == 0x944B) || \
2639 (rdev->ddev->pdev->device == 0x9506) || \
2640 (rdev->ddev->pdev->device == 0x9509) || \
2641 (rdev->ddev->pdev->device == 0x950F) || \
2642 (rdev->ddev->pdev->device == 0x689C) || \
2643 (rdev->ddev->pdev->device == 0x689D))
2644#define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600))
2645#define ASIC_IS_DCE2(rdev) ((rdev->family == CHIP_RS600) || \
2646 (rdev->family == CHIP_RS690) || \
2647 (rdev->family == CHIP_RS740) || \
2648 (rdev->family >= CHIP_R600))
2649#define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620))
2650#define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730))
2651#define ASIC_IS_DCE4(rdev) ((rdev->family >= CHIP_CEDAR))
2652#define ASIC_IS_DCE41(rdev) ((rdev->family >= CHIP_PALM) && \
2653 (rdev->flags & RADEON_IS_IGP))
2654#define ASIC_IS_DCE5(rdev) ((rdev->family >= CHIP_BARTS))
2655#define ASIC_IS_DCE6(rdev) ((rdev->family >= CHIP_ARUBA))
2656#define ASIC_IS_DCE61(rdev) ((rdev->family >= CHIP_ARUBA) && \
2657 (rdev->flags & RADEON_IS_IGP))
2658#define ASIC_IS_DCE64(rdev) ((rdev->family == CHIP_OLAND))
2659#define ASIC_IS_NODCE(rdev) ((rdev->family == CHIP_HAINAN))
2660#define ASIC_IS_DCE8(rdev) ((rdev->family >= CHIP_BONAIRE))
2661#define ASIC_IS_DCE81(rdev) ((rdev->family == CHIP_KAVERI))
2662#define ASIC_IS_DCE82(rdev) ((rdev->family == CHIP_BONAIRE))
2663#define ASIC_IS_DCE83(rdev) ((rdev->family == CHIP_KABINI) || \
2664 (rdev->family == CHIP_MULLINS))
2665
2666#define ASIC_IS_LOMBOK(rdev) ((rdev->ddev->pdev->device == 0x6849) || \
2667 (rdev->ddev->pdev->device == 0x6850) || \
2668 (rdev->ddev->pdev->device == 0x6858) || \
2669 (rdev->ddev->pdev->device == 0x6859) || \
2670 (rdev->ddev->pdev->device == 0x6840) || \
2671 (rdev->ddev->pdev->device == 0x6841) || \
2672 (rdev->ddev->pdev->device == 0x6842) || \
2673 (rdev->ddev->pdev->device == 0x6843))
2674
2675/*
2676 * BIOS helpers.
2677 */
2678#define RBIOS8(i) (rdev->bios[i])
2679#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2680#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2681
2682int radeon_combios_init(struct radeon_device *rdev);
2683void radeon_combios_fini(struct radeon_device *rdev);
2684int radeon_atombios_init(struct radeon_device *rdev);
2685void radeon_atombios_fini(struct radeon_device *rdev);
2686
2687
2688/*
2689 * RING helpers.
2690 */
2691
2692/**
2693 * radeon_ring_write - write a value to the ring
2694 *
2695 * @ring: radeon_ring structure holding ring information
2696 * @v: dword (dw) value to write
2697 *
2698 * Write a value to the requested ring buffer (all asics).
2699 */
2700static inline void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
2701{
2702 if (ring->count_dw <= 0)
2703 DRM_ERROR("radeon: writing more dwords to the ring than expected!\n");
2704
2705 ring->ring[ring->wptr++] = v;
2706 ring->wptr &= ring->ptr_mask;
2707 ring->count_dw--;
2708 ring->ring_free_dw--;
2709}
2710
2711/*
2712 * ASICs macro.
2713 */
2714#define radeon_init(rdev) (rdev)->asic->init((rdev))
2715#define radeon_fini(rdev) (rdev)->asic->fini((rdev))
2716#define radeon_resume(rdev) (rdev)->asic->resume((rdev))
2717#define radeon_suspend(rdev) (rdev)->asic->suspend((rdev))
2718#define radeon_cs_parse(rdev, r, p) (rdev)->asic->ring[(r)]->cs_parse((p))
2719#define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state))
2720#define radeon_asic_reset(rdev) (rdev)->asic->asic_reset((rdev))
2721#define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart.tlb_flush((rdev))
2722#define radeon_gart_get_page_entry(a, f) (rdev)->asic->gart.get_page_entry((a), (f))
2723#define radeon_gart_set_page(rdev, i, e) (rdev)->asic->gart.set_page((rdev), (i), (e))
2724#define radeon_asic_vm_init(rdev) (rdev)->asic->vm.init((rdev))
2725#define radeon_asic_vm_fini(rdev) (rdev)->asic->vm.fini((rdev))
2726#define radeon_asic_vm_copy_pages(rdev, ib, pe, src, count) ((rdev)->asic->vm.copy_pages((rdev), (ib), (pe), (src), (count)))
2727#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)))
2728#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)))
2729#define radeon_asic_vm_pad_ib(rdev, ib) ((rdev)->asic->vm.pad_ib((ib)))
2730#define radeon_ring_start(rdev, r, cp) (rdev)->asic->ring[(r)]->ring_start((rdev), (cp))
2731#define radeon_ring_test(rdev, r, cp) (rdev)->asic->ring[(r)]->ring_test((rdev), (cp))
2732#define radeon_ib_test(rdev, r, cp) (rdev)->asic->ring[(r)]->ib_test((rdev), (cp))
2733#define radeon_ring_ib_execute(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_execute((rdev), (ib))
2734#define radeon_ring_ib_parse(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_parse((rdev), (ib))
2735#define radeon_ring_is_lockup(rdev, r, cp) (rdev)->asic->ring[(r)]->is_lockup((rdev), (cp))
2736#define radeon_ring_vm_flush(rdev, r, vm_id, pd_addr) (rdev)->asic->ring[(r)->idx]->vm_flush((rdev), (r), (vm_id), (pd_addr))
2737#define radeon_ring_get_rptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_rptr((rdev), (r))
2738#define radeon_ring_get_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_wptr((rdev), (r))
2739#define radeon_ring_set_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->set_wptr((rdev), (r))
2740#define radeon_irq_set(rdev) (rdev)->asic->irq.set((rdev))
2741#define radeon_irq_process(rdev) (rdev)->asic->irq.process((rdev))
2742#define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->display.get_vblank_counter((rdev), (crtc))
2743#define radeon_set_backlight_level(rdev, e, l) (rdev)->asic->display.set_backlight_level((e), (l))
2744#define radeon_get_backlight_level(rdev, e) (rdev)->asic->display.get_backlight_level((e))
2745#define radeon_hdmi_enable(rdev, e, b) (rdev)->asic->display.hdmi_enable((e), (b))
2746#define radeon_hdmi_setmode(rdev, e, m) (rdev)->asic->display.hdmi_setmode((e), (m))
2747#define radeon_fence_ring_emit(rdev, r, fence) (rdev)->asic->ring[(r)]->emit_fence((rdev), (fence))
2748#define radeon_semaphore_ring_emit(rdev, r, cp, semaphore, emit_wait) (rdev)->asic->ring[(r)]->emit_semaphore((rdev), (cp), (semaphore), (emit_wait))
2749#define radeon_copy_blit(rdev, s, d, np, resv) (rdev)->asic->copy.blit((rdev), (s), (d), (np), (resv))
2750#define radeon_copy_dma(rdev, s, d, np, resv) (rdev)->asic->copy.dma((rdev), (s), (d), (np), (resv))
2751#define radeon_copy(rdev, s, d, np, resv) (rdev)->asic->copy.copy((rdev), (s), (d), (np), (resv))
2752#define radeon_copy_blit_ring_index(rdev) (rdev)->asic->copy.blit_ring_index
2753#define radeon_copy_dma_ring_index(rdev) (rdev)->asic->copy.dma_ring_index
2754#define radeon_copy_ring_index(rdev) (rdev)->asic->copy.copy_ring_index
2755#define radeon_get_engine_clock(rdev) (rdev)->asic->pm.get_engine_clock((rdev))
2756#define radeon_set_engine_clock(rdev, e) (rdev)->asic->pm.set_engine_clock((rdev), (e))
2757#define radeon_get_memory_clock(rdev) (rdev)->asic->pm.get_memory_clock((rdev))
2758#define radeon_set_memory_clock(rdev, e) (rdev)->asic->pm.set_memory_clock((rdev), (e))
2759#define radeon_get_pcie_lanes(rdev) (rdev)->asic->pm.get_pcie_lanes((rdev))
2760#define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->pm.set_pcie_lanes((rdev), (l))
2761#define radeon_set_clock_gating(rdev, e) (rdev)->asic->pm.set_clock_gating((rdev), (e))
2762#define radeon_set_uvd_clocks(rdev, v, d) (rdev)->asic->pm.set_uvd_clocks((rdev), (v), (d))
2763#define radeon_set_vce_clocks(rdev, ev, ec) (rdev)->asic->pm.set_vce_clocks((rdev), (ev), (ec))
2764#define radeon_get_temperature(rdev) (rdev)->asic->pm.get_temperature((rdev))
2765#define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->surface.set_reg((rdev), (r), (f), (p), (o), (s)))
2766#define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->surface.clear_reg((rdev), (r)))
2767#define radeon_bandwidth_update(rdev) (rdev)->asic->display.bandwidth_update((rdev))
2768#define radeon_hpd_init(rdev) (rdev)->asic->hpd.init((rdev))
2769#define radeon_hpd_fini(rdev) (rdev)->asic->hpd.fini((rdev))
2770#define radeon_hpd_sense(rdev, h) (rdev)->asic->hpd.sense((rdev), (h))
2771#define radeon_hpd_set_polarity(rdev, h) (rdev)->asic->hpd.set_polarity((rdev), (h))
2772#define radeon_gui_idle(rdev) (rdev)->asic->gui_idle((rdev))
2773#define radeon_pm_misc(rdev) (rdev)->asic->pm.misc((rdev))
2774#define radeon_pm_prepare(rdev) (rdev)->asic->pm.prepare((rdev))
2775#define radeon_pm_finish(rdev) (rdev)->asic->pm.finish((rdev))
2776#define radeon_pm_init_profile(rdev) (rdev)->asic->pm.init_profile((rdev))
2777#define radeon_pm_get_dynpm_state(rdev) (rdev)->asic->pm.get_dynpm_state((rdev))
2778#define radeon_page_flip(rdev, crtc, base) (rdev)->asic->pflip.page_flip((rdev), (crtc), (base))
2779#define radeon_page_flip_pending(rdev, crtc) (rdev)->asic->pflip.page_flip_pending((rdev), (crtc))
2780#define radeon_wait_for_vblank(rdev, crtc) (rdev)->asic->display.wait_for_vblank((rdev), (crtc))
2781#define radeon_mc_wait_for_idle(rdev) (rdev)->asic->mc_wait_for_idle((rdev))
2782#define radeon_get_xclk(rdev) (rdev)->asic->get_xclk((rdev))
2783#define radeon_get_gpu_clock_counter(rdev) (rdev)->asic->get_gpu_clock_counter((rdev))
2784#define radeon_get_allowed_info_register(rdev, r, v) (rdev)->asic->get_allowed_info_register((rdev), (r), (v))
2785#define radeon_dpm_init(rdev) rdev->asic->dpm.init((rdev))
2786#define radeon_dpm_setup_asic(rdev) rdev->asic->dpm.setup_asic((rdev))
2787#define radeon_dpm_enable(rdev) rdev->asic->dpm.enable((rdev))
2788#define radeon_dpm_late_enable(rdev) rdev->asic->dpm.late_enable((rdev))
2789#define radeon_dpm_disable(rdev) rdev->asic->dpm.disable((rdev))
2790#define radeon_dpm_pre_set_power_state(rdev) rdev->asic->dpm.pre_set_power_state((rdev))
2791#define radeon_dpm_set_power_state(rdev) rdev->asic->dpm.set_power_state((rdev))
2792#define radeon_dpm_post_set_power_state(rdev) rdev->asic->dpm.post_set_power_state((rdev))
2793#define radeon_dpm_display_configuration_changed(rdev) rdev->asic->dpm.display_configuration_changed((rdev))
2794#define radeon_dpm_fini(rdev) rdev->asic->dpm.fini((rdev))
2795#define radeon_dpm_get_sclk(rdev, l) rdev->asic->dpm.get_sclk((rdev), (l))
2796#define radeon_dpm_get_mclk(rdev, l) rdev->asic->dpm.get_mclk((rdev), (l))
2797#define radeon_dpm_print_power_state(rdev, ps) rdev->asic->dpm.print_power_state((rdev), (ps))
2798#define radeon_dpm_debugfs_print_current_performance_level(rdev, m) rdev->asic->dpm.debugfs_print_current_performance_level((rdev), (m))
2799#define radeon_dpm_force_performance_level(rdev, l) rdev->asic->dpm.force_performance_level((rdev), (l))
2800#define radeon_dpm_vblank_too_short(rdev) rdev->asic->dpm.vblank_too_short((rdev))
2801#define radeon_dpm_powergate_uvd(rdev, g) rdev->asic->dpm.powergate_uvd((rdev), (g))
2802#define radeon_dpm_enable_bapm(rdev, e) rdev->asic->dpm.enable_bapm((rdev), (e))
2803#define radeon_dpm_get_current_sclk(rdev) rdev->asic->dpm.get_current_sclk((rdev))
2804#define radeon_dpm_get_current_mclk(rdev) rdev->asic->dpm.get_current_mclk((rdev))
2805
2806/* Common functions */
2807/* AGP */
2808extern int radeon_gpu_reset(struct radeon_device *rdev);
2809extern void radeon_pci_config_reset(struct radeon_device *rdev);
2810extern void r600_set_bios_scratch_engine_hung(struct radeon_device *rdev, bool hung);
2811extern void radeon_agp_disable(struct radeon_device *rdev);
2812extern int radeon_modeset_init(struct radeon_device *rdev);
2813extern void radeon_modeset_fini(struct radeon_device *rdev);
2814extern bool radeon_card_posted(struct radeon_device *rdev);
2815extern void radeon_update_bandwidth_info(struct radeon_device *rdev);
2816extern void radeon_update_display_priority(struct radeon_device *rdev);
2817extern bool radeon_boot_test_post_card(struct radeon_device *rdev);
2818extern void radeon_scratch_init(struct radeon_device *rdev);
2819extern void radeon_wb_fini(struct radeon_device *rdev);
2820extern int radeon_wb_init(struct radeon_device *rdev);
2821extern void radeon_wb_disable(struct radeon_device *rdev);
2822extern void radeon_surface_init(struct radeon_device *rdev);
2823extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data);
2824extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable);
2825extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable);
2826extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain);
2827extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo);
2828extern int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2829 uint32_t flags);
2830extern bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm);
2831extern bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm);
2832extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base);
2833extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
2834extern int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2835extern int radeon_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2836extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size);
2837extern void radeon_program_register_sequence(struct radeon_device *rdev,
2838 const u32 *registers,
2839 const u32 array_size);
2840
2841/*
2842 * vm
2843 */
2844int radeon_vm_manager_init(struct radeon_device *rdev);
2845void radeon_vm_manager_fini(struct radeon_device *rdev);
2846int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm);
2847void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm);
2848struct radeon_bo_list *radeon_vm_get_bos(struct radeon_device *rdev,
2849 struct radeon_vm *vm,
2850 struct list_head *head);
2851struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev,
2852 struct radeon_vm *vm, int ring);
2853void radeon_vm_flush(struct radeon_device *rdev,
2854 struct radeon_vm *vm,
2855 int ring, struct radeon_fence *fence);
2856void radeon_vm_fence(struct radeon_device *rdev,
2857 struct radeon_vm *vm,
2858 struct radeon_fence *fence);
2859uint64_t radeon_vm_map_gart(struct radeon_device *rdev, uint64_t addr);
2860int radeon_vm_update_page_directory(struct radeon_device *rdev,
2861 struct radeon_vm *vm);
2862int radeon_vm_clear_freed(struct radeon_device *rdev,
2863 struct radeon_vm *vm);
2864int radeon_vm_clear_invalids(struct radeon_device *rdev,
2865 struct radeon_vm *vm);
2866int radeon_vm_bo_update(struct radeon_device *rdev,
2867 struct radeon_bo_va *bo_va,
2868 struct ttm_mem_reg *mem);
2869void radeon_vm_bo_invalidate(struct radeon_device *rdev,
2870 struct radeon_bo *bo);
2871struct radeon_bo_va *radeon_vm_bo_find(struct radeon_vm *vm,
2872 struct radeon_bo *bo);
2873struct radeon_bo_va *radeon_vm_bo_add(struct radeon_device *rdev,
2874 struct radeon_vm *vm,
2875 struct radeon_bo *bo);
2876int radeon_vm_bo_set_addr(struct radeon_device *rdev,
2877 struct radeon_bo_va *bo_va,
2878 uint64_t offset,
2879 uint32_t flags);
2880void radeon_vm_bo_rmv(struct radeon_device *rdev,
2881 struct radeon_bo_va *bo_va);
2882
2883/* audio */
2884void r600_audio_update_hdmi(struct work_struct *work);
2885struct r600_audio_pin *r600_audio_get_pin(struct radeon_device *rdev);
2886struct r600_audio_pin *dce6_audio_get_pin(struct radeon_device *rdev);
2887void r600_audio_enable(struct radeon_device *rdev,
2888 struct r600_audio_pin *pin,
2889 u8 enable_mask);
2890void dce6_audio_enable(struct radeon_device *rdev,
2891 struct r600_audio_pin *pin,
2892 u8 enable_mask);
2893
2894/*
2895 * R600 vram scratch functions
2896 */
2897int r600_vram_scratch_init(struct radeon_device *rdev);
2898void r600_vram_scratch_fini(struct radeon_device *rdev);
2899
2900/*
2901 * r600 cs checking helper
2902 */
2903unsigned r600_mip_minify(unsigned size, unsigned level);
2904bool r600_fmt_is_valid_color(u32 format);
2905bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family);
2906int r600_fmt_get_blocksize(u32 format);
2907int r600_fmt_get_nblocksx(u32 format, u32 w);
2908int r600_fmt_get_nblocksy(u32 format, u32 h);
2909
2910/*
2911 * r600 functions used by radeon_encoder.c
2912 */
2913struct radeon_hdmi_acr {
2914 u32 clock;
2915
2916 int n_32khz;
2917 int cts_32khz;
2918
2919 int n_44_1khz;
2920 int cts_44_1khz;
2921
2922 int n_48khz;
2923 int cts_48khz;
2924
2925};
2926
2927extern struct radeon_hdmi_acr r600_hdmi_acr(uint32_t clock);
2928
2929extern u32 r6xx_remap_render_backend(struct radeon_device *rdev,
2930 u32 tiling_pipe_num,
2931 u32 max_rb_num,
2932 u32 total_max_rb_num,
2933 u32 enabled_rb_mask);
2934
2935/*
2936 * evergreen functions used by radeon_encoder.c
2937 */
2938
2939extern int ni_init_microcode(struct radeon_device *rdev);
2940extern int ni_mc_load_microcode(struct radeon_device *rdev);
2941
2942/* radeon_acpi.c */
2943#if defined(CONFIG_ACPI)
2944extern int radeon_acpi_init(struct radeon_device *rdev);
2945extern void radeon_acpi_fini(struct radeon_device *rdev);
2946extern bool radeon_acpi_is_pcie_performance_request_supported(struct radeon_device *rdev);
2947extern int radeon_acpi_pcie_performance_request(struct radeon_device *rdev,
2948 u8 perf_req, bool advertise);
2949extern int radeon_acpi_pcie_notify_device_ready(struct radeon_device *rdev);
2950#else
2951static inline int radeon_acpi_init(struct radeon_device *rdev) { return 0; }
2952static inline void radeon_acpi_fini(struct radeon_device *rdev) { }
2953#endif
2954
2955int radeon_cs_packet_parse(struct radeon_cs_parser *p,
2956 struct radeon_cs_packet *pkt,
2957 unsigned idx);
2958bool radeon_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p);
2959void radeon_cs_dump_packet(struct radeon_cs_parser *p,
2960 struct radeon_cs_packet *pkt);
2961int radeon_cs_packet_next_reloc(struct radeon_cs_parser *p,
2962 struct radeon_bo_list **cs_reloc,
2963 int nomm);
2964int r600_cs_common_vline_parse(struct radeon_cs_parser *p,
2965 uint32_t *vline_start_end,
2966 uint32_t *vline_status);
2967
2968#include "radeon_object.h"
2969
2970#endif
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#ifndef __RADEON_H__
29#define __RADEON_H__
30
31/* TODO: Here are things that needs to be done :
32 * - surface allocator & initializer : (bit like scratch reg) should
33 * initialize HDP_ stuff on RS600, R600, R700 hw, well anythings
34 * related to surface
35 * - WB : write back stuff (do it bit like scratch reg things)
36 * - Vblank : look at Jesse's rework and what we should do
37 * - r600/r700: gart & cp
38 * - cs : clean cs ioctl use bitmap & things like that.
39 * - power management stuff
40 * - Barrier in gart code
41 * - Unmappabled vram ?
42 * - TESTING, TESTING, TESTING
43 */
44
45/* Initialization path:
46 * We expect that acceleration initialization might fail for various
47 * reasons even thought we work hard to make it works on most
48 * configurations. In order to still have a working userspace in such
49 * situation the init path must succeed up to the memory controller
50 * initialization point. Failure before this point are considered as
51 * fatal error. Here is the init callchain :
52 * radeon_device_init perform common structure, mutex initialization
53 * asic_init setup the GPU memory layout and perform all
54 * one time initialization (failure in this
55 * function are considered fatal)
56 * asic_startup setup the GPU acceleration, in order to
57 * follow guideline the first thing this
58 * function should do is setting the GPU
59 * memory controller (only MC setup failure
60 * are considered as fatal)
61 */
62
63#include <linux/atomic.h>
64#include <linux/wait.h>
65#include <linux/list.h>
66#include <linux/kref.h>
67#include <linux/interval_tree.h>
68#include <linux/hashtable.h>
69#include <linux/dma-fence.h>
70
71#ifdef CONFIG_MMU_NOTIFIER
72#include <linux/mmu_notifier.h>
73#endif
74
75#include <drm/ttm/ttm_bo_api.h>
76#include <drm/ttm/ttm_bo_driver.h>
77#include <drm/ttm/ttm_placement.h>
78#include <drm/ttm/ttm_module.h>
79#include <drm/ttm/ttm_execbuf_util.h>
80
81#include <drm/drm_gem.h>
82
83#include "radeon_family.h"
84#include "radeon_mode.h"
85#include "radeon_reg.h"
86
87/*
88 * Modules parameters.
89 */
90extern int radeon_no_wb;
91extern int radeon_modeset;
92extern int radeon_dynclks;
93extern int radeon_r4xx_atom;
94extern int radeon_agpmode;
95extern int radeon_vram_limit;
96extern int radeon_gart_size;
97extern int radeon_benchmarking;
98extern int radeon_testing;
99extern int radeon_connector_table;
100extern int radeon_tv;
101extern int radeon_audio;
102extern int radeon_disp_priority;
103extern int radeon_hw_i2c;
104extern int radeon_pcie_gen2;
105extern int radeon_msi;
106extern int radeon_lockup_timeout;
107extern int radeon_fastfb;
108extern int radeon_dpm;
109extern int radeon_aspm;
110extern int radeon_runtime_pm;
111extern int radeon_hard_reset;
112extern int radeon_vm_size;
113extern int radeon_vm_block_size;
114extern int radeon_deep_color;
115extern int radeon_use_pflipirq;
116extern int radeon_bapm;
117extern int radeon_backlight;
118extern int radeon_auxch;
119extern int radeon_mst;
120extern int radeon_uvd;
121extern int radeon_vce;
122extern int radeon_si_support;
123extern int radeon_cik_support;
124
125/*
126 * Copy from radeon_drv.h so we don't have to include both and have conflicting
127 * symbol;
128 */
129#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */
130#define RADEON_FENCE_JIFFIES_TIMEOUT (HZ / 2)
131#define RADEON_USEC_IB_TEST_TIMEOUT 1000000 /* 1s */
132/* RADEON_IB_POOL_SIZE must be a power of 2 */
133#define RADEON_IB_POOL_SIZE 16
134#define RADEON_DEBUGFS_MAX_COMPONENTS 32
135#define RADEONFB_CONN_LIMIT 4
136#define RADEON_BIOS_NUM_SCRATCH 8
137
138/* internal ring indices */
139/* r1xx+ has gfx CP ring */
140#define RADEON_RING_TYPE_GFX_INDEX 0
141
142/* cayman has 2 compute CP rings */
143#define CAYMAN_RING_TYPE_CP1_INDEX 1
144#define CAYMAN_RING_TYPE_CP2_INDEX 2
145
146/* R600+ has an async dma ring */
147#define R600_RING_TYPE_DMA_INDEX 3
148/* cayman add a second async dma ring */
149#define CAYMAN_RING_TYPE_DMA1_INDEX 4
150
151/* R600+ */
152#define R600_RING_TYPE_UVD_INDEX 5
153
154/* TN+ */
155#define TN_RING_TYPE_VCE1_INDEX 6
156#define TN_RING_TYPE_VCE2_INDEX 7
157
158/* max number of rings */
159#define RADEON_NUM_RINGS 8
160
161/* number of hw syncs before falling back on blocking */
162#define RADEON_NUM_SYNCS 4
163
164/* hardcode those limit for now */
165#define RADEON_VA_IB_OFFSET (1 << 20)
166#define RADEON_VA_RESERVED_SIZE (8 << 20)
167#define RADEON_IB_VM_MAX_SIZE (64 << 10)
168
169/* hard reset data */
170#define RADEON_ASIC_RESET_DATA 0x39d5e86b
171
172/* reset flags */
173#define RADEON_RESET_GFX (1 << 0)
174#define RADEON_RESET_COMPUTE (1 << 1)
175#define RADEON_RESET_DMA (1 << 2)
176#define RADEON_RESET_CP (1 << 3)
177#define RADEON_RESET_GRBM (1 << 4)
178#define RADEON_RESET_DMA1 (1 << 5)
179#define RADEON_RESET_RLC (1 << 6)
180#define RADEON_RESET_SEM (1 << 7)
181#define RADEON_RESET_IH (1 << 8)
182#define RADEON_RESET_VMC (1 << 9)
183#define RADEON_RESET_MC (1 << 10)
184#define RADEON_RESET_DISPLAY (1 << 11)
185
186/* CG block flags */
187#define RADEON_CG_BLOCK_GFX (1 << 0)
188#define RADEON_CG_BLOCK_MC (1 << 1)
189#define RADEON_CG_BLOCK_SDMA (1 << 2)
190#define RADEON_CG_BLOCK_UVD (1 << 3)
191#define RADEON_CG_BLOCK_VCE (1 << 4)
192#define RADEON_CG_BLOCK_HDP (1 << 5)
193#define RADEON_CG_BLOCK_BIF (1 << 6)
194
195/* CG flags */
196#define RADEON_CG_SUPPORT_GFX_MGCG (1 << 0)
197#define RADEON_CG_SUPPORT_GFX_MGLS (1 << 1)
198#define RADEON_CG_SUPPORT_GFX_CGCG (1 << 2)
199#define RADEON_CG_SUPPORT_GFX_CGLS (1 << 3)
200#define RADEON_CG_SUPPORT_GFX_CGTS (1 << 4)
201#define RADEON_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
202#define RADEON_CG_SUPPORT_GFX_CP_LS (1 << 6)
203#define RADEON_CG_SUPPORT_GFX_RLC_LS (1 << 7)
204#define RADEON_CG_SUPPORT_MC_LS (1 << 8)
205#define RADEON_CG_SUPPORT_MC_MGCG (1 << 9)
206#define RADEON_CG_SUPPORT_SDMA_LS (1 << 10)
207#define RADEON_CG_SUPPORT_SDMA_MGCG (1 << 11)
208#define RADEON_CG_SUPPORT_BIF_LS (1 << 12)
209#define RADEON_CG_SUPPORT_UVD_MGCG (1 << 13)
210#define RADEON_CG_SUPPORT_VCE_MGCG (1 << 14)
211#define RADEON_CG_SUPPORT_HDP_LS (1 << 15)
212#define RADEON_CG_SUPPORT_HDP_MGCG (1 << 16)
213
214/* PG flags */
215#define RADEON_PG_SUPPORT_GFX_PG (1 << 0)
216#define RADEON_PG_SUPPORT_GFX_SMG (1 << 1)
217#define RADEON_PG_SUPPORT_GFX_DMG (1 << 2)
218#define RADEON_PG_SUPPORT_UVD (1 << 3)
219#define RADEON_PG_SUPPORT_VCE (1 << 4)
220#define RADEON_PG_SUPPORT_CP (1 << 5)
221#define RADEON_PG_SUPPORT_GDS (1 << 6)
222#define RADEON_PG_SUPPORT_RLC_SMU_HS (1 << 7)
223#define RADEON_PG_SUPPORT_SDMA (1 << 8)
224#define RADEON_PG_SUPPORT_ACP (1 << 9)
225#define RADEON_PG_SUPPORT_SAMU (1 << 10)
226
227/* max cursor sizes (in pixels) */
228#define CURSOR_WIDTH 64
229#define CURSOR_HEIGHT 64
230
231#define CIK_CURSOR_WIDTH 128
232#define CIK_CURSOR_HEIGHT 128
233
234/*
235 * Errata workarounds.
236 */
237enum radeon_pll_errata {
238 CHIP_ERRATA_R300_CG = 0x00000001,
239 CHIP_ERRATA_PLL_DUMMYREADS = 0x00000002,
240 CHIP_ERRATA_PLL_DELAY = 0x00000004
241};
242
243
244struct radeon_device;
245
246
247/*
248 * BIOS.
249 */
250bool radeon_get_bios(struct radeon_device *rdev);
251
252/*
253 * Dummy page
254 */
255struct radeon_dummy_page {
256 uint64_t entry;
257 struct page *page;
258 dma_addr_t addr;
259};
260int radeon_dummy_page_init(struct radeon_device *rdev);
261void radeon_dummy_page_fini(struct radeon_device *rdev);
262
263
264/*
265 * Clocks
266 */
267struct radeon_clock {
268 struct radeon_pll p1pll;
269 struct radeon_pll p2pll;
270 struct radeon_pll dcpll;
271 struct radeon_pll spll;
272 struct radeon_pll mpll;
273 /* 10 Khz units */
274 uint32_t default_mclk;
275 uint32_t default_sclk;
276 uint32_t default_dispclk;
277 uint32_t current_dispclk;
278 uint32_t dp_extclk;
279 uint32_t max_pixel_clock;
280 uint32_t vco_freq;
281};
282
283/*
284 * Power management
285 */
286int radeon_pm_init(struct radeon_device *rdev);
287int radeon_pm_late_init(struct radeon_device *rdev);
288void radeon_pm_fini(struct radeon_device *rdev);
289void radeon_pm_compute_clocks(struct radeon_device *rdev);
290void radeon_pm_suspend(struct radeon_device *rdev);
291void radeon_pm_resume(struct radeon_device *rdev);
292void radeon_combios_get_power_modes(struct radeon_device *rdev);
293void radeon_atombios_get_power_modes(struct radeon_device *rdev);
294int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
295 u8 clock_type,
296 u32 clock,
297 bool strobe_mode,
298 struct atom_clock_dividers *dividers);
299int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev,
300 u32 clock,
301 bool strobe_mode,
302 struct atom_mpll_param *mpll_param);
303void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type);
304int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
305 u16 voltage_level, u8 voltage_type,
306 u32 *gpio_value, u32 *gpio_mask);
307void radeon_atom_set_engine_dram_timings(struct radeon_device *rdev,
308 u32 eng_clock, u32 mem_clock);
309int radeon_atom_get_voltage_step(struct radeon_device *rdev,
310 u8 voltage_type, u16 *voltage_step);
311int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
312 u16 voltage_id, u16 *voltage);
313int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
314 u16 *voltage,
315 u16 leakage_idx);
316int radeon_atom_get_leakage_id_from_vbios(struct radeon_device *rdev,
317 u16 *leakage_id);
318int radeon_atom_get_leakage_vddc_based_on_leakage_params(struct radeon_device *rdev,
319 u16 *vddc, u16 *vddci,
320 u16 virtual_voltage_id,
321 u16 vbios_voltage_id);
322int radeon_atom_get_voltage_evv(struct radeon_device *rdev,
323 u16 virtual_voltage_id,
324 u16 *voltage);
325int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
326 u8 voltage_type,
327 u16 nominal_voltage,
328 u16 *true_voltage);
329int radeon_atom_get_min_voltage(struct radeon_device *rdev,
330 u8 voltage_type, u16 *min_voltage);
331int radeon_atom_get_max_voltage(struct radeon_device *rdev,
332 u8 voltage_type, u16 *max_voltage);
333int radeon_atom_get_voltage_table(struct radeon_device *rdev,
334 u8 voltage_type, u8 voltage_mode,
335 struct atom_voltage_table *voltage_table);
336bool radeon_atom_is_voltage_gpio(struct radeon_device *rdev,
337 u8 voltage_type, u8 voltage_mode);
338int radeon_atom_get_svi2_info(struct radeon_device *rdev,
339 u8 voltage_type,
340 u8 *svd_gpio_id, u8 *svc_gpio_id);
341void radeon_atom_update_memory_dll(struct radeon_device *rdev,
342 u32 mem_clock);
343void radeon_atom_set_ac_timing(struct radeon_device *rdev,
344 u32 mem_clock);
345int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
346 u8 module_index,
347 struct atom_mc_reg_table *reg_table);
348int radeon_atom_get_memory_info(struct radeon_device *rdev,
349 u8 module_index, struct atom_memory_info *mem_info);
350int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
351 bool gddr5, u8 module_index,
352 struct atom_memory_clock_range_table *mclk_range_table);
353int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
354 u16 voltage_id, u16 *voltage);
355void rs690_pm_info(struct radeon_device *rdev);
356extern void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
357 unsigned *bankh, unsigned *mtaspect,
358 unsigned *tile_split);
359
360/*
361 * Fences.
362 */
363struct radeon_fence_driver {
364 struct radeon_device *rdev;
365 uint32_t scratch_reg;
366 uint64_t gpu_addr;
367 volatile uint32_t *cpu_addr;
368 /* sync_seq is protected by ring emission lock */
369 uint64_t sync_seq[RADEON_NUM_RINGS];
370 atomic64_t last_seq;
371 bool initialized, delayed_irq;
372 struct delayed_work lockup_work;
373};
374
375struct radeon_fence {
376 struct dma_fence base;
377
378 struct radeon_device *rdev;
379 uint64_t seq;
380 /* RB, DMA, etc. */
381 unsigned ring;
382 bool is_vm_update;
383
384 wait_queue_entry_t fence_wake;
385};
386
387int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring);
388int radeon_fence_driver_init(struct radeon_device *rdev);
389void radeon_fence_driver_fini(struct radeon_device *rdev);
390void radeon_fence_driver_force_completion(struct radeon_device *rdev, int ring);
391int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence **fence, int ring);
392void radeon_fence_process(struct radeon_device *rdev, int ring);
393bool radeon_fence_signaled(struct radeon_fence *fence);
394long radeon_fence_wait_timeout(struct radeon_fence *fence, bool interruptible, long timeout);
395int radeon_fence_wait(struct radeon_fence *fence, bool interruptible);
396int radeon_fence_wait_next(struct radeon_device *rdev, int ring);
397int radeon_fence_wait_empty(struct radeon_device *rdev, int ring);
398int radeon_fence_wait_any(struct radeon_device *rdev,
399 struct radeon_fence **fences,
400 bool intr);
401struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence);
402void radeon_fence_unref(struct radeon_fence **fence);
403unsigned radeon_fence_count_emitted(struct radeon_device *rdev, int ring);
404bool radeon_fence_need_sync(struct radeon_fence *fence, int ring);
405void radeon_fence_note_sync(struct radeon_fence *fence, int ring);
406static inline struct radeon_fence *radeon_fence_later(struct radeon_fence *a,
407 struct radeon_fence *b)
408{
409 if (!a) {
410 return b;
411 }
412
413 if (!b) {
414 return a;
415 }
416
417 BUG_ON(a->ring != b->ring);
418
419 if (a->seq > b->seq) {
420 return a;
421 } else {
422 return b;
423 }
424}
425
426static inline bool radeon_fence_is_earlier(struct radeon_fence *a,
427 struct radeon_fence *b)
428{
429 if (!a) {
430 return false;
431 }
432
433 if (!b) {
434 return true;
435 }
436
437 BUG_ON(a->ring != b->ring);
438
439 return a->seq < b->seq;
440}
441
442/*
443 * Tiling registers
444 */
445struct radeon_surface_reg {
446 struct radeon_bo *bo;
447};
448
449#define RADEON_GEM_MAX_SURFACES 8
450
451/*
452 * TTM.
453 */
454struct radeon_mman {
455 struct ttm_bo_device bdev;
456 bool initialized;
457
458#if defined(CONFIG_DEBUG_FS)
459 struct dentry *vram;
460 struct dentry *gtt;
461#endif
462};
463
464struct radeon_bo_list {
465 struct radeon_bo *robj;
466 struct ttm_validate_buffer tv;
467 uint64_t gpu_offset;
468 unsigned preferred_domains;
469 unsigned allowed_domains;
470 uint32_t tiling_flags;
471};
472
473/* bo virtual address in a specific vm */
474struct radeon_bo_va {
475 /* protected by bo being reserved */
476 struct list_head bo_list;
477 uint32_t flags;
478 struct radeon_fence *last_pt_update;
479 unsigned ref_count;
480
481 /* protected by vm mutex */
482 struct interval_tree_node it;
483 struct list_head vm_status;
484
485 /* constant after initialization */
486 struct radeon_vm *vm;
487 struct radeon_bo *bo;
488};
489
490struct radeon_bo {
491 /* Protected by gem.mutex */
492 struct list_head list;
493 /* Protected by tbo.reserved */
494 u32 initial_domain;
495 struct ttm_place placements[4];
496 struct ttm_placement placement;
497 struct ttm_buffer_object tbo;
498 struct ttm_bo_kmap_obj kmap;
499 u32 flags;
500 unsigned pin_count;
501 void *kptr;
502 u32 tiling_flags;
503 u32 pitch;
504 int surface_reg;
505 unsigned prime_shared_count;
506 /* list of all virtual address to which this bo
507 * is associated to
508 */
509 struct list_head va;
510 /* Constant after initialization */
511 struct radeon_device *rdev;
512
513 struct ttm_bo_kmap_obj dma_buf_vmap;
514 pid_t pid;
515
516#ifdef CONFIG_MMU_NOTIFIER
517 struct mmu_interval_notifier notifier;
518#endif
519};
520#define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, tbo.base)
521
522int radeon_gem_debugfs_init(struct radeon_device *rdev);
523
524/* sub-allocation manager, it has to be protected by another lock.
525 * By conception this is an helper for other part of the driver
526 * like the indirect buffer or semaphore, which both have their
527 * locking.
528 *
529 * Principe is simple, we keep a list of sub allocation in offset
530 * order (first entry has offset == 0, last entry has the highest
531 * offset).
532 *
533 * When allocating new object we first check if there is room at
534 * the end total_size - (last_object_offset + last_object_size) >=
535 * alloc_size. If so we allocate new object there.
536 *
537 * When there is not enough room at the end, we start waiting for
538 * each sub object until we reach object_offset+object_size >=
539 * alloc_size, this object then become the sub object we return.
540 *
541 * Alignment can't be bigger than page size.
542 *
543 * Hole are not considered for allocation to keep things simple.
544 * Assumption is that there won't be hole (all object on same
545 * alignment).
546 */
547struct radeon_sa_manager {
548 wait_queue_head_t wq;
549 struct radeon_bo *bo;
550 struct list_head *hole;
551 struct list_head flist[RADEON_NUM_RINGS];
552 struct list_head olist;
553 unsigned size;
554 uint64_t gpu_addr;
555 void *cpu_ptr;
556 uint32_t domain;
557 uint32_t align;
558};
559
560struct radeon_sa_bo;
561
562/* sub-allocation buffer */
563struct radeon_sa_bo {
564 struct list_head olist;
565 struct list_head flist;
566 struct radeon_sa_manager *manager;
567 unsigned soffset;
568 unsigned eoffset;
569 struct radeon_fence *fence;
570};
571
572/*
573 * GEM objects.
574 */
575struct radeon_gem {
576 struct mutex mutex;
577 struct list_head objects;
578};
579
580int radeon_gem_init(struct radeon_device *rdev);
581void radeon_gem_fini(struct radeon_device *rdev);
582int radeon_gem_object_create(struct radeon_device *rdev, unsigned long size,
583 int alignment, int initial_domain,
584 u32 flags, bool kernel,
585 struct drm_gem_object **obj);
586
587int radeon_mode_dumb_create(struct drm_file *file_priv,
588 struct drm_device *dev,
589 struct drm_mode_create_dumb *args);
590int radeon_mode_dumb_mmap(struct drm_file *filp,
591 struct drm_device *dev,
592 uint32_t handle, uint64_t *offset_p);
593
594/*
595 * Semaphores.
596 */
597struct radeon_semaphore {
598 struct radeon_sa_bo *sa_bo;
599 signed waiters;
600 uint64_t gpu_addr;
601};
602
603int radeon_semaphore_create(struct radeon_device *rdev,
604 struct radeon_semaphore **semaphore);
605bool radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring,
606 struct radeon_semaphore *semaphore);
607bool radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring,
608 struct radeon_semaphore *semaphore);
609void radeon_semaphore_free(struct radeon_device *rdev,
610 struct radeon_semaphore **semaphore,
611 struct radeon_fence *fence);
612
613/*
614 * Synchronization
615 */
616struct radeon_sync {
617 struct radeon_semaphore *semaphores[RADEON_NUM_SYNCS];
618 struct radeon_fence *sync_to[RADEON_NUM_RINGS];
619 struct radeon_fence *last_vm_update;
620};
621
622void radeon_sync_create(struct radeon_sync *sync);
623void radeon_sync_fence(struct radeon_sync *sync,
624 struct radeon_fence *fence);
625int radeon_sync_resv(struct radeon_device *rdev,
626 struct radeon_sync *sync,
627 struct dma_resv *resv,
628 bool shared);
629int radeon_sync_rings(struct radeon_device *rdev,
630 struct radeon_sync *sync,
631 int waiting_ring);
632void radeon_sync_free(struct radeon_device *rdev, struct radeon_sync *sync,
633 struct radeon_fence *fence);
634
635/*
636 * GART structures, functions & helpers
637 */
638struct radeon_mc;
639
640#define RADEON_GPU_PAGE_SIZE 4096
641#define RADEON_GPU_PAGE_MASK (RADEON_GPU_PAGE_SIZE - 1)
642#define RADEON_GPU_PAGE_SHIFT 12
643#define RADEON_GPU_PAGE_ALIGN(a) (((a) + RADEON_GPU_PAGE_MASK) & ~RADEON_GPU_PAGE_MASK)
644
645#define RADEON_GART_PAGE_DUMMY 0
646#define RADEON_GART_PAGE_VALID (1 << 0)
647#define RADEON_GART_PAGE_READ (1 << 1)
648#define RADEON_GART_PAGE_WRITE (1 << 2)
649#define RADEON_GART_PAGE_SNOOP (1 << 3)
650
651struct radeon_gart {
652 dma_addr_t table_addr;
653 struct radeon_bo *robj;
654 void *ptr;
655 unsigned num_gpu_pages;
656 unsigned num_cpu_pages;
657 unsigned table_size;
658 struct page **pages;
659 uint64_t *pages_entry;
660 bool ready;
661};
662
663int radeon_gart_table_ram_alloc(struct radeon_device *rdev);
664void radeon_gart_table_ram_free(struct radeon_device *rdev);
665int radeon_gart_table_vram_alloc(struct radeon_device *rdev);
666void radeon_gart_table_vram_free(struct radeon_device *rdev);
667int radeon_gart_table_vram_pin(struct radeon_device *rdev);
668void radeon_gart_table_vram_unpin(struct radeon_device *rdev);
669int radeon_gart_init(struct radeon_device *rdev);
670void radeon_gart_fini(struct radeon_device *rdev);
671void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset,
672 int pages);
673int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
674 int pages, struct page **pagelist,
675 dma_addr_t *dma_addr, uint32_t flags);
676
677
678/*
679 * GPU MC structures, functions & helpers
680 */
681struct radeon_mc {
682 resource_size_t aper_size;
683 resource_size_t aper_base;
684 resource_size_t agp_base;
685 /* for some chips with <= 32MB we need to lie
686 * about vram size near mc fb location */
687 u64 mc_vram_size;
688 u64 visible_vram_size;
689 u64 gtt_size;
690 u64 gtt_start;
691 u64 gtt_end;
692 u64 vram_start;
693 u64 vram_end;
694 unsigned vram_width;
695 u64 real_vram_size;
696 int vram_mtrr;
697 bool vram_is_ddr;
698 bool igp_sideport_enabled;
699 u64 gtt_base_align;
700 u64 mc_mask;
701};
702
703bool radeon_combios_sideport_present(struct radeon_device *rdev);
704bool radeon_atombios_sideport_present(struct radeon_device *rdev);
705
706/*
707 * GPU scratch registers structures, functions & helpers
708 */
709struct radeon_scratch {
710 unsigned num_reg;
711 uint32_t reg_base;
712 bool free[32];
713 uint32_t reg[32];
714};
715
716int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg);
717void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg);
718
719/*
720 * GPU doorbell structures, functions & helpers
721 */
722#define RADEON_MAX_DOORBELLS 1024 /* Reserve at most 1024 doorbell slots for radeon-owned rings. */
723
724struct radeon_doorbell {
725 /* doorbell mmio */
726 resource_size_t base;
727 resource_size_t size;
728 u32 __iomem *ptr;
729 u32 num_doorbells; /* Number of doorbells actually reserved for radeon. */
730 DECLARE_BITMAP(used, RADEON_MAX_DOORBELLS);
731};
732
733int radeon_doorbell_get(struct radeon_device *rdev, u32 *page);
734void radeon_doorbell_free(struct radeon_device *rdev, u32 doorbell);
735
736/*
737 * IRQS.
738 */
739
740struct radeon_flip_work {
741 struct work_struct flip_work;
742 struct work_struct unpin_work;
743 struct radeon_device *rdev;
744 int crtc_id;
745 u32 target_vblank;
746 uint64_t base;
747 struct drm_pending_vblank_event *event;
748 struct radeon_bo *old_rbo;
749 struct dma_fence *fence;
750 bool async;
751};
752
753struct r500_irq_stat_regs {
754 u32 disp_int;
755 u32 hdmi0_status;
756};
757
758struct r600_irq_stat_regs {
759 u32 disp_int;
760 u32 disp_int_cont;
761 u32 disp_int_cont2;
762 u32 d1grph_int;
763 u32 d2grph_int;
764 u32 hdmi0_status;
765 u32 hdmi1_status;
766};
767
768struct evergreen_irq_stat_regs {
769 u32 disp_int[6];
770 u32 grph_int[6];
771 u32 afmt_status[6];
772};
773
774struct cik_irq_stat_regs {
775 u32 disp_int;
776 u32 disp_int_cont;
777 u32 disp_int_cont2;
778 u32 disp_int_cont3;
779 u32 disp_int_cont4;
780 u32 disp_int_cont5;
781 u32 disp_int_cont6;
782 u32 d1grph_int;
783 u32 d2grph_int;
784 u32 d3grph_int;
785 u32 d4grph_int;
786 u32 d5grph_int;
787 u32 d6grph_int;
788};
789
790union radeon_irq_stat_regs {
791 struct r500_irq_stat_regs r500;
792 struct r600_irq_stat_regs r600;
793 struct evergreen_irq_stat_regs evergreen;
794 struct cik_irq_stat_regs cik;
795};
796
797struct radeon_irq {
798 bool installed;
799 spinlock_t lock;
800 atomic_t ring_int[RADEON_NUM_RINGS];
801 bool crtc_vblank_int[RADEON_MAX_CRTCS];
802 atomic_t pflip[RADEON_MAX_CRTCS];
803 wait_queue_head_t vblank_queue;
804 bool hpd[RADEON_MAX_HPD_PINS];
805 bool afmt[RADEON_MAX_AFMT_BLOCKS];
806 union radeon_irq_stat_regs stat_regs;
807 bool dpm_thermal;
808};
809
810int radeon_irq_kms_init(struct radeon_device *rdev);
811void radeon_irq_kms_fini(struct radeon_device *rdev);
812void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring);
813bool radeon_irq_kms_sw_irq_get_delayed(struct radeon_device *rdev, int ring);
814void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring);
815void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc);
816void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc);
817void radeon_irq_kms_enable_afmt(struct radeon_device *rdev, int block);
818void radeon_irq_kms_disable_afmt(struct radeon_device *rdev, int block);
819void radeon_irq_kms_enable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
820void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask);
821
822/*
823 * CP & rings.
824 */
825
826struct radeon_ib {
827 struct radeon_sa_bo *sa_bo;
828 uint32_t length_dw;
829 uint64_t gpu_addr;
830 uint32_t *ptr;
831 int ring;
832 struct radeon_fence *fence;
833 struct radeon_vm *vm;
834 bool is_const_ib;
835 struct radeon_sync sync;
836};
837
838struct radeon_ring {
839 struct radeon_bo *ring_obj;
840 volatile uint32_t *ring;
841 unsigned rptr_offs;
842 unsigned rptr_save_reg;
843 u64 next_rptr_gpu_addr;
844 volatile u32 *next_rptr_cpu_addr;
845 unsigned wptr;
846 unsigned wptr_old;
847 unsigned ring_size;
848 unsigned ring_free_dw;
849 int count_dw;
850 atomic_t last_rptr;
851 atomic64_t last_activity;
852 uint64_t gpu_addr;
853 uint32_t align_mask;
854 uint32_t ptr_mask;
855 bool ready;
856 u32 nop;
857 u32 idx;
858 u64 last_semaphore_signal_addr;
859 u64 last_semaphore_wait_addr;
860 /* for CIK queues */
861 u32 me;
862 u32 pipe;
863 u32 queue;
864 struct radeon_bo *mqd_obj;
865 u32 doorbell_index;
866 unsigned wptr_offs;
867};
868
869struct radeon_mec {
870 struct radeon_bo *hpd_eop_obj;
871 u64 hpd_eop_gpu_addr;
872 u32 num_pipe;
873 u32 num_mec;
874 u32 num_queue;
875};
876
877/*
878 * VM
879 */
880
881/* maximum number of VMIDs */
882#define RADEON_NUM_VM 16
883
884/* number of entries in page table */
885#define RADEON_VM_PTE_COUNT (1 << radeon_vm_block_size)
886
887/* PTBs (Page Table Blocks) need to be aligned to 32K */
888#define RADEON_VM_PTB_ALIGN_SIZE 32768
889#define RADEON_VM_PTB_ALIGN_MASK (RADEON_VM_PTB_ALIGN_SIZE - 1)
890#define RADEON_VM_PTB_ALIGN(a) (((a) + RADEON_VM_PTB_ALIGN_MASK) & ~RADEON_VM_PTB_ALIGN_MASK)
891
892#define R600_PTE_VALID (1 << 0)
893#define R600_PTE_SYSTEM (1 << 1)
894#define R600_PTE_SNOOPED (1 << 2)
895#define R600_PTE_READABLE (1 << 5)
896#define R600_PTE_WRITEABLE (1 << 6)
897
898/* PTE (Page Table Entry) fragment field for different page sizes */
899#define R600_PTE_FRAG_4KB (0 << 7)
900#define R600_PTE_FRAG_64KB (4 << 7)
901#define R600_PTE_FRAG_256KB (6 << 7)
902
903/* flags needed to be set so we can copy directly from the GART table */
904#define R600_PTE_GART_MASK ( R600_PTE_READABLE | R600_PTE_WRITEABLE | \
905 R600_PTE_SYSTEM | R600_PTE_VALID )
906
907struct radeon_vm_pt {
908 struct radeon_bo *bo;
909 uint64_t addr;
910};
911
912struct radeon_vm_id {
913 unsigned id;
914 uint64_t pd_gpu_addr;
915 /* last flushed PD/PT update */
916 struct radeon_fence *flushed_updates;
917 /* last use of vmid */
918 struct radeon_fence *last_id_use;
919};
920
921struct radeon_vm {
922 struct mutex mutex;
923
924 struct rb_root_cached va;
925
926 /* protecting invalidated and freed */
927 spinlock_t status_lock;
928
929 /* BOs moved, but not yet updated in the PT */
930 struct list_head invalidated;
931
932 /* BOs freed, but not yet updated in the PT */
933 struct list_head freed;
934
935 /* BOs cleared in the PT */
936 struct list_head cleared;
937
938 /* contains the page directory */
939 struct radeon_bo *page_directory;
940 unsigned max_pde_used;
941
942 /* array of page tables, one for each page directory entry */
943 struct radeon_vm_pt *page_tables;
944
945 struct radeon_bo_va *ib_bo_va;
946
947 /* for id and flush management per ring */
948 struct radeon_vm_id ids[RADEON_NUM_RINGS];
949};
950
951struct radeon_vm_manager {
952 struct radeon_fence *active[RADEON_NUM_VM];
953 uint32_t max_pfn;
954 /* number of VMIDs */
955 unsigned nvm;
956 /* vram base address for page table entry */
957 u64 vram_base_offset;
958 /* is vm enabled? */
959 bool enabled;
960 /* for hw to save the PD addr on suspend/resume */
961 uint32_t saved_table_addr[RADEON_NUM_VM];
962};
963
964/*
965 * file private structure
966 */
967struct radeon_fpriv {
968 struct radeon_vm vm;
969};
970
971/*
972 * R6xx+ IH ring
973 */
974struct r600_ih {
975 struct radeon_bo *ring_obj;
976 volatile uint32_t *ring;
977 unsigned rptr;
978 unsigned ring_size;
979 uint64_t gpu_addr;
980 uint32_t ptr_mask;
981 atomic_t lock;
982 bool enabled;
983};
984
985/*
986 * RLC stuff
987 */
988#include "clearstate_defs.h"
989
990struct radeon_rlc {
991 /* for power gating */
992 struct radeon_bo *save_restore_obj;
993 uint64_t save_restore_gpu_addr;
994 volatile uint32_t *sr_ptr;
995 const u32 *reg_list;
996 u32 reg_list_size;
997 /* for clear state */
998 struct radeon_bo *clear_state_obj;
999 uint64_t clear_state_gpu_addr;
1000 volatile uint32_t *cs_ptr;
1001 const struct cs_section_def *cs_data;
1002 u32 clear_state_size;
1003 /* for cp tables */
1004 struct radeon_bo *cp_table_obj;
1005 uint64_t cp_table_gpu_addr;
1006 volatile uint32_t *cp_table_ptr;
1007 u32 cp_table_size;
1008};
1009
1010int radeon_ib_get(struct radeon_device *rdev, int ring,
1011 struct radeon_ib *ib, struct radeon_vm *vm,
1012 unsigned size);
1013void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib);
1014int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
1015 struct radeon_ib *const_ib, bool hdp_flush);
1016int radeon_ib_pool_init(struct radeon_device *rdev);
1017void radeon_ib_pool_fini(struct radeon_device *rdev);
1018int radeon_ib_ring_tests(struct radeon_device *rdev);
1019/* Ring access between begin & end cannot sleep */
1020bool radeon_ring_supports_scratch_reg(struct radeon_device *rdev,
1021 struct radeon_ring *ring);
1022void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *cp);
1023int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
1024int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
1025void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp,
1026 bool hdp_flush);
1027void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp,
1028 bool hdp_flush);
1029void radeon_ring_undo(struct radeon_ring *ring);
1030void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp);
1031int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp);
1032void radeon_ring_lockup_update(struct radeon_device *rdev,
1033 struct radeon_ring *ring);
1034bool radeon_ring_test_lockup(struct radeon_device *rdev, struct radeon_ring *ring);
1035unsigned radeon_ring_backup(struct radeon_device *rdev, struct radeon_ring *ring,
1036 uint32_t **data);
1037int radeon_ring_restore(struct radeon_device *rdev, struct radeon_ring *ring,
1038 unsigned size, uint32_t *data);
1039int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ring_size,
1040 unsigned rptr_offs, u32 nop);
1041void radeon_ring_fini(struct radeon_device *rdev, struct radeon_ring *cp);
1042
1043
1044/* r600 async dma */
1045void r600_dma_stop(struct radeon_device *rdev);
1046int r600_dma_resume(struct radeon_device *rdev);
1047void r600_dma_fini(struct radeon_device *rdev);
1048
1049void cayman_dma_stop(struct radeon_device *rdev);
1050int cayman_dma_resume(struct radeon_device *rdev);
1051void cayman_dma_fini(struct radeon_device *rdev);
1052
1053/*
1054 * CS.
1055 */
1056struct radeon_cs_chunk {
1057 uint32_t length_dw;
1058 uint32_t *kdata;
1059 void __user *user_ptr;
1060};
1061
1062struct radeon_cs_parser {
1063 struct device *dev;
1064 struct radeon_device *rdev;
1065 struct drm_file *filp;
1066 /* chunks */
1067 unsigned nchunks;
1068 struct radeon_cs_chunk *chunks;
1069 uint64_t *chunks_array;
1070 /* IB */
1071 unsigned idx;
1072 /* relocations */
1073 unsigned nrelocs;
1074 struct radeon_bo_list *relocs;
1075 struct radeon_bo_list *vm_bos;
1076 struct list_head validated;
1077 unsigned dma_reloc_idx;
1078 /* indices of various chunks */
1079 struct radeon_cs_chunk *chunk_ib;
1080 struct radeon_cs_chunk *chunk_relocs;
1081 struct radeon_cs_chunk *chunk_flags;
1082 struct radeon_cs_chunk *chunk_const_ib;
1083 struct radeon_ib ib;
1084 struct radeon_ib const_ib;
1085 void *track;
1086 unsigned family;
1087 int parser_error;
1088 u32 cs_flags;
1089 u32 ring;
1090 s32 priority;
1091 struct ww_acquire_ctx ticket;
1092};
1093
1094static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
1095{
1096 struct radeon_cs_chunk *ibc = p->chunk_ib;
1097
1098 if (ibc->kdata)
1099 return ibc->kdata[idx];
1100 return p->ib.ptr[idx];
1101}
1102
1103
1104struct radeon_cs_packet {
1105 unsigned idx;
1106 unsigned type;
1107 unsigned reg;
1108 unsigned opcode;
1109 int count;
1110 unsigned one_reg_wr;
1111};
1112
1113typedef int (*radeon_packet0_check_t)(struct radeon_cs_parser *p,
1114 struct radeon_cs_packet *pkt,
1115 unsigned idx, unsigned reg);
1116typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p,
1117 struct radeon_cs_packet *pkt);
1118
1119
1120/*
1121 * AGP
1122 */
1123int radeon_agp_init(struct radeon_device *rdev);
1124void radeon_agp_resume(struct radeon_device *rdev);
1125void radeon_agp_suspend(struct radeon_device *rdev);
1126void radeon_agp_fini(struct radeon_device *rdev);
1127
1128
1129/*
1130 * Writeback
1131 */
1132struct radeon_wb {
1133 struct radeon_bo *wb_obj;
1134 volatile uint32_t *wb;
1135 uint64_t gpu_addr;
1136 bool enabled;
1137 bool use_event;
1138};
1139
1140#define RADEON_WB_SCRATCH_OFFSET 0
1141#define RADEON_WB_RING0_NEXT_RPTR 256
1142#define RADEON_WB_CP_RPTR_OFFSET 1024
1143#define RADEON_WB_CP1_RPTR_OFFSET 1280
1144#define RADEON_WB_CP2_RPTR_OFFSET 1536
1145#define R600_WB_DMA_RPTR_OFFSET 1792
1146#define R600_WB_IH_WPTR_OFFSET 2048
1147#define CAYMAN_WB_DMA1_RPTR_OFFSET 2304
1148#define R600_WB_EVENT_OFFSET 3072
1149#define CIK_WB_CP1_WPTR_OFFSET 3328
1150#define CIK_WB_CP2_WPTR_OFFSET 3584
1151#define R600_WB_DMA_RING_TEST_OFFSET 3588
1152#define CAYMAN_WB_DMA1_RING_TEST_OFFSET 3592
1153
1154/**
1155 * struct radeon_pm - power management datas
1156 * @max_bandwidth: maximum bandwidth the gpu has (MByte/s)
1157 * @igp_sideport_mclk: sideport memory clock Mhz (rs690,rs740,rs780,rs880)
1158 * @igp_system_mclk: system clock Mhz (rs690,rs740,rs780,rs880)
1159 * @igp_ht_link_clk: ht link clock Mhz (rs690,rs740,rs780,rs880)
1160 * @igp_ht_link_width: ht link width in bits (rs690,rs740,rs780,rs880)
1161 * @k8_bandwidth: k8 bandwidth the gpu has (MByte/s) (IGP)
1162 * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP)
1163 * @ht_bandwidth: ht bandwidth the gpu has (MByte/s) (IGP)
1164 * @core_bandwidth: core GPU bandwidth the gpu has (MByte/s) (IGP)
1165 * @sclk: GPU clock Mhz (core bandwidth depends of this clock)
1166 * @needed_bandwidth: current bandwidth needs
1167 *
1168 * It keeps track of various data needed to take powermanagement decision.
1169 * Bandwidth need is used to determine minimun clock of the GPU and memory.
1170 * Equation between gpu/memory clock and available bandwidth is hw dependent
1171 * (type of memory, bus size, efficiency, ...)
1172 */
1173
1174enum radeon_pm_method {
1175 PM_METHOD_PROFILE,
1176 PM_METHOD_DYNPM,
1177 PM_METHOD_DPM,
1178};
1179
1180enum radeon_dynpm_state {
1181 DYNPM_STATE_DISABLED,
1182 DYNPM_STATE_MINIMUM,
1183 DYNPM_STATE_PAUSED,
1184 DYNPM_STATE_ACTIVE,
1185 DYNPM_STATE_SUSPENDED,
1186};
1187enum radeon_dynpm_action {
1188 DYNPM_ACTION_NONE,
1189 DYNPM_ACTION_MINIMUM,
1190 DYNPM_ACTION_DOWNCLOCK,
1191 DYNPM_ACTION_UPCLOCK,
1192 DYNPM_ACTION_DEFAULT
1193};
1194
1195enum radeon_voltage_type {
1196 VOLTAGE_NONE = 0,
1197 VOLTAGE_GPIO,
1198 VOLTAGE_VDDC,
1199 VOLTAGE_SW
1200};
1201
1202enum radeon_pm_state_type {
1203 /* not used for dpm */
1204 POWER_STATE_TYPE_DEFAULT,
1205 POWER_STATE_TYPE_POWERSAVE,
1206 /* user selectable states */
1207 POWER_STATE_TYPE_BATTERY,
1208 POWER_STATE_TYPE_BALANCED,
1209 POWER_STATE_TYPE_PERFORMANCE,
1210 /* internal states */
1211 POWER_STATE_TYPE_INTERNAL_UVD,
1212 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1213 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1214 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1215 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1216 POWER_STATE_TYPE_INTERNAL_BOOT,
1217 POWER_STATE_TYPE_INTERNAL_THERMAL,
1218 POWER_STATE_TYPE_INTERNAL_ACPI,
1219 POWER_STATE_TYPE_INTERNAL_ULV,
1220 POWER_STATE_TYPE_INTERNAL_3DPERF,
1221};
1222
1223enum radeon_pm_profile_type {
1224 PM_PROFILE_DEFAULT,
1225 PM_PROFILE_AUTO,
1226 PM_PROFILE_LOW,
1227 PM_PROFILE_MID,
1228 PM_PROFILE_HIGH,
1229};
1230
1231#define PM_PROFILE_DEFAULT_IDX 0
1232#define PM_PROFILE_LOW_SH_IDX 1
1233#define PM_PROFILE_MID_SH_IDX 2
1234#define PM_PROFILE_HIGH_SH_IDX 3
1235#define PM_PROFILE_LOW_MH_IDX 4
1236#define PM_PROFILE_MID_MH_IDX 5
1237#define PM_PROFILE_HIGH_MH_IDX 6
1238#define PM_PROFILE_MAX 7
1239
1240struct radeon_pm_profile {
1241 int dpms_off_ps_idx;
1242 int dpms_on_ps_idx;
1243 int dpms_off_cm_idx;
1244 int dpms_on_cm_idx;
1245};
1246
1247enum radeon_int_thermal_type {
1248 THERMAL_TYPE_NONE,
1249 THERMAL_TYPE_EXTERNAL,
1250 THERMAL_TYPE_EXTERNAL_GPIO,
1251 THERMAL_TYPE_RV6XX,
1252 THERMAL_TYPE_RV770,
1253 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1254 THERMAL_TYPE_EVERGREEN,
1255 THERMAL_TYPE_SUMO,
1256 THERMAL_TYPE_NI,
1257 THERMAL_TYPE_SI,
1258 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1259 THERMAL_TYPE_CI,
1260 THERMAL_TYPE_KV,
1261};
1262
1263struct radeon_voltage {
1264 enum radeon_voltage_type type;
1265 /* gpio voltage */
1266 struct radeon_gpio_rec gpio;
1267 u32 delay; /* delay in usec from voltage drop to sclk change */
1268 bool active_high; /* voltage drop is active when bit is high */
1269 /* VDDC voltage */
1270 u8 vddc_id; /* index into vddc voltage table */
1271 u8 vddci_id; /* index into vddci voltage table */
1272 bool vddci_enabled;
1273 /* r6xx+ sw */
1274 u16 voltage;
1275 /* evergreen+ vddci */
1276 u16 vddci;
1277};
1278
1279/* clock mode flags */
1280#define RADEON_PM_MODE_NO_DISPLAY (1 << 0)
1281
1282struct radeon_pm_clock_info {
1283 /* memory clock */
1284 u32 mclk;
1285 /* engine clock */
1286 u32 sclk;
1287 /* voltage info */
1288 struct radeon_voltage voltage;
1289 /* standardized clock flags */
1290 u32 flags;
1291};
1292
1293/* state flags */
1294#define RADEON_PM_STATE_SINGLE_DISPLAY_ONLY (1 << 0)
1295
1296struct radeon_power_state {
1297 enum radeon_pm_state_type type;
1298 struct radeon_pm_clock_info *clock_info;
1299 /* number of valid clock modes in this power state */
1300 int num_clock_modes;
1301 struct radeon_pm_clock_info *default_clock_mode;
1302 /* standardized state flags */
1303 u32 flags;
1304 u32 misc; /* vbios specific flags */
1305 u32 misc2; /* vbios specific flags */
1306 int pcie_lanes; /* pcie lanes */
1307};
1308
1309/*
1310 * Some modes are overclocked by very low value, accept them
1311 */
1312#define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */
1313
1314enum radeon_dpm_auto_throttle_src {
1315 RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL,
1316 RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1317};
1318
1319enum radeon_dpm_event_src {
1320 RADEON_DPM_EVENT_SRC_ANALOG = 0,
1321 RADEON_DPM_EVENT_SRC_EXTERNAL = 1,
1322 RADEON_DPM_EVENT_SRC_DIGITAL = 2,
1323 RADEON_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1324 RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1325};
1326
1327#define RADEON_MAX_VCE_LEVELS 6
1328
1329enum radeon_vce_level {
1330 RADEON_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1331 RADEON_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1332 RADEON_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1333 RADEON_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1334 RADEON_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1335 RADEON_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1336};
1337
1338struct radeon_ps {
1339 u32 caps; /* vbios flags */
1340 u32 class; /* vbios flags */
1341 u32 class2; /* vbios flags */
1342 /* UVD clocks */
1343 u32 vclk;
1344 u32 dclk;
1345 /* VCE clocks */
1346 u32 evclk;
1347 u32 ecclk;
1348 bool vce_active;
1349 enum radeon_vce_level vce_level;
1350 /* asic priv */
1351 void *ps_priv;
1352};
1353
1354struct radeon_dpm_thermal {
1355 /* thermal interrupt work */
1356 struct work_struct work;
1357 /* low temperature threshold */
1358 int min_temp;
1359 /* high temperature threshold */
1360 int max_temp;
1361 /* was interrupt low to high or high to low */
1362 bool high_to_low;
1363};
1364
1365enum radeon_clk_action
1366{
1367 RADEON_SCLK_UP = 1,
1368 RADEON_SCLK_DOWN
1369};
1370
1371struct radeon_blacklist_clocks
1372{
1373 u32 sclk;
1374 u32 mclk;
1375 enum radeon_clk_action action;
1376};
1377
1378struct radeon_clock_and_voltage_limits {
1379 u32 sclk;
1380 u32 mclk;
1381 u16 vddc;
1382 u16 vddci;
1383};
1384
1385struct radeon_clock_array {
1386 u32 count;
1387 u32 *values;
1388};
1389
1390struct radeon_clock_voltage_dependency_entry {
1391 u32 clk;
1392 u16 v;
1393};
1394
1395struct radeon_clock_voltage_dependency_table {
1396 u32 count;
1397 struct radeon_clock_voltage_dependency_entry *entries;
1398};
1399
1400union radeon_cac_leakage_entry {
1401 struct {
1402 u16 vddc;
1403 u32 leakage;
1404 };
1405 struct {
1406 u16 vddc1;
1407 u16 vddc2;
1408 u16 vddc3;
1409 };
1410};
1411
1412struct radeon_cac_leakage_table {
1413 u32 count;
1414 union radeon_cac_leakage_entry *entries;
1415};
1416
1417struct radeon_phase_shedding_limits_entry {
1418 u16 voltage;
1419 u32 sclk;
1420 u32 mclk;
1421};
1422
1423struct radeon_phase_shedding_limits_table {
1424 u32 count;
1425 struct radeon_phase_shedding_limits_entry *entries;
1426};
1427
1428struct radeon_uvd_clock_voltage_dependency_entry {
1429 u32 vclk;
1430 u32 dclk;
1431 u16 v;
1432};
1433
1434struct radeon_uvd_clock_voltage_dependency_table {
1435 u8 count;
1436 struct radeon_uvd_clock_voltage_dependency_entry *entries;
1437};
1438
1439struct radeon_vce_clock_voltage_dependency_entry {
1440 u32 ecclk;
1441 u32 evclk;
1442 u16 v;
1443};
1444
1445struct radeon_vce_clock_voltage_dependency_table {
1446 u8 count;
1447 struct radeon_vce_clock_voltage_dependency_entry *entries;
1448};
1449
1450struct radeon_ppm_table {
1451 u8 ppm_design;
1452 u16 cpu_core_number;
1453 u32 platform_tdp;
1454 u32 small_ac_platform_tdp;
1455 u32 platform_tdc;
1456 u32 small_ac_platform_tdc;
1457 u32 apu_tdp;
1458 u32 dgpu_tdp;
1459 u32 dgpu_ulv_power;
1460 u32 tj_max;
1461};
1462
1463struct radeon_cac_tdp_table {
1464 u16 tdp;
1465 u16 configurable_tdp;
1466 u16 tdc;
1467 u16 battery_power_limit;
1468 u16 small_power_limit;
1469 u16 low_cac_leakage;
1470 u16 high_cac_leakage;
1471 u16 maximum_power_delivery_limit;
1472};
1473
1474struct radeon_dpm_dynamic_state {
1475 struct radeon_clock_voltage_dependency_table vddc_dependency_on_sclk;
1476 struct radeon_clock_voltage_dependency_table vddci_dependency_on_mclk;
1477 struct radeon_clock_voltage_dependency_table vddc_dependency_on_mclk;
1478 struct radeon_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1479 struct radeon_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1480 struct radeon_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1481 struct radeon_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1482 struct radeon_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1483 struct radeon_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1484 struct radeon_clock_array valid_sclk_values;
1485 struct radeon_clock_array valid_mclk_values;
1486 struct radeon_clock_and_voltage_limits max_clock_voltage_on_dc;
1487 struct radeon_clock_and_voltage_limits max_clock_voltage_on_ac;
1488 u32 mclk_sclk_ratio;
1489 u32 sclk_mclk_delta;
1490 u16 vddc_vddci_delta;
1491 u16 min_vddc_for_pcie_gen2;
1492 struct radeon_cac_leakage_table cac_leakage_table;
1493 struct radeon_phase_shedding_limits_table phase_shedding_limits_table;
1494 struct radeon_ppm_table *ppm_table;
1495 struct radeon_cac_tdp_table *cac_tdp_table;
1496};
1497
1498struct radeon_dpm_fan {
1499 u16 t_min;
1500 u16 t_med;
1501 u16 t_high;
1502 u16 pwm_min;
1503 u16 pwm_med;
1504 u16 pwm_high;
1505 u8 t_hyst;
1506 u32 cycle_delay;
1507 u16 t_max;
1508 u8 control_mode;
1509 u16 default_max_fan_pwm;
1510 u16 default_fan_output_sensitivity;
1511 u16 fan_output_sensitivity;
1512 bool ucode_fan_control;
1513};
1514
1515enum radeon_pcie_gen {
1516 RADEON_PCIE_GEN1 = 0,
1517 RADEON_PCIE_GEN2 = 1,
1518 RADEON_PCIE_GEN3 = 2,
1519 RADEON_PCIE_GEN_INVALID = 0xffff
1520};
1521
1522enum radeon_dpm_forced_level {
1523 RADEON_DPM_FORCED_LEVEL_AUTO = 0,
1524 RADEON_DPM_FORCED_LEVEL_LOW = 1,
1525 RADEON_DPM_FORCED_LEVEL_HIGH = 2,
1526};
1527
1528struct radeon_vce_state {
1529 /* vce clocks */
1530 u32 evclk;
1531 u32 ecclk;
1532 /* gpu clocks */
1533 u32 sclk;
1534 u32 mclk;
1535 u8 clk_idx;
1536 u8 pstate;
1537};
1538
1539struct radeon_dpm {
1540 struct radeon_ps *ps;
1541 /* number of valid power states */
1542 int num_ps;
1543 /* current power state that is active */
1544 struct radeon_ps *current_ps;
1545 /* requested power state */
1546 struct radeon_ps *requested_ps;
1547 /* boot up power state */
1548 struct radeon_ps *boot_ps;
1549 /* default uvd power state */
1550 struct radeon_ps *uvd_ps;
1551 /* vce requirements */
1552 struct radeon_vce_state vce_states[RADEON_MAX_VCE_LEVELS];
1553 enum radeon_vce_level vce_level;
1554 enum radeon_pm_state_type state;
1555 enum radeon_pm_state_type user_state;
1556 u32 platform_caps;
1557 u32 voltage_response_time;
1558 u32 backbias_response_time;
1559 void *priv;
1560 u32 new_active_crtcs;
1561 int new_active_crtc_count;
1562 u32 current_active_crtcs;
1563 int current_active_crtc_count;
1564 bool single_display;
1565 struct radeon_dpm_dynamic_state dyn_state;
1566 struct radeon_dpm_fan fan;
1567 u32 tdp_limit;
1568 u32 near_tdp_limit;
1569 u32 near_tdp_limit_adjusted;
1570 u32 sq_ramping_threshold;
1571 u32 cac_leakage;
1572 u16 tdp_od_limit;
1573 u32 tdp_adjustment;
1574 u16 load_line_slope;
1575 bool power_control;
1576 bool ac_power;
1577 /* special states active */
1578 bool thermal_active;
1579 bool uvd_active;
1580 bool vce_active;
1581 /* thermal handling */
1582 struct radeon_dpm_thermal thermal;
1583 /* forced levels */
1584 enum radeon_dpm_forced_level forced_level;
1585 /* track UVD streams */
1586 unsigned sd;
1587 unsigned hd;
1588};
1589
1590void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable);
1591void radeon_dpm_enable_vce(struct radeon_device *rdev, bool enable);
1592
1593struct radeon_pm {
1594 struct mutex mutex;
1595 /* write locked while reprogramming mclk */
1596 struct rw_semaphore mclk_lock;
1597 u32 active_crtcs;
1598 int active_crtc_count;
1599 int req_vblank;
1600 bool vblank_sync;
1601 fixed20_12 max_bandwidth;
1602 fixed20_12 igp_sideport_mclk;
1603 fixed20_12 igp_system_mclk;
1604 fixed20_12 igp_ht_link_clk;
1605 fixed20_12 igp_ht_link_width;
1606 fixed20_12 k8_bandwidth;
1607 fixed20_12 sideport_bandwidth;
1608 fixed20_12 ht_bandwidth;
1609 fixed20_12 core_bandwidth;
1610 fixed20_12 sclk;
1611 fixed20_12 mclk;
1612 fixed20_12 needed_bandwidth;
1613 struct radeon_power_state *power_state;
1614 /* number of valid power states */
1615 int num_power_states;
1616 int current_power_state_index;
1617 int current_clock_mode_index;
1618 int requested_power_state_index;
1619 int requested_clock_mode_index;
1620 int default_power_state_index;
1621 u32 current_sclk;
1622 u32 current_mclk;
1623 u16 current_vddc;
1624 u16 current_vddci;
1625 u32 default_sclk;
1626 u32 default_mclk;
1627 u16 default_vddc;
1628 u16 default_vddci;
1629 struct radeon_i2c_chan *i2c_bus;
1630 /* selected pm method */
1631 enum radeon_pm_method pm_method;
1632 /* dynpm power management */
1633 struct delayed_work dynpm_idle_work;
1634 enum radeon_dynpm_state dynpm_state;
1635 enum radeon_dynpm_action dynpm_planned_action;
1636 unsigned long dynpm_action_timeout;
1637 bool dynpm_can_upclock;
1638 bool dynpm_can_downclock;
1639 /* profile-based power management */
1640 enum radeon_pm_profile_type profile;
1641 int profile_index;
1642 struct radeon_pm_profile profiles[PM_PROFILE_MAX];
1643 /* internal thermal controller on rv6xx+ */
1644 enum radeon_int_thermal_type int_thermal_type;
1645 struct device *int_hwmon_dev;
1646 /* fan control parameters */
1647 bool no_fan;
1648 u8 fan_pulses_per_revolution;
1649 u8 fan_min_rpm;
1650 u8 fan_max_rpm;
1651 /* dpm */
1652 bool dpm_enabled;
1653 bool sysfs_initialized;
1654 struct radeon_dpm dpm;
1655};
1656
1657#define RADEON_PCIE_SPEED_25 1
1658#define RADEON_PCIE_SPEED_50 2
1659#define RADEON_PCIE_SPEED_80 4
1660
1661int radeon_pm_get_type_index(struct radeon_device *rdev,
1662 enum radeon_pm_state_type ps_type,
1663 int instance);
1664/*
1665 * UVD
1666 */
1667#define RADEON_DEFAULT_UVD_HANDLES 10
1668#define RADEON_MAX_UVD_HANDLES 30
1669#define RADEON_UVD_STACK_SIZE (200*1024)
1670#define RADEON_UVD_HEAP_SIZE (256*1024)
1671#define RADEON_UVD_SESSION_SIZE (50*1024)
1672
1673struct radeon_uvd {
1674 bool fw_header_present;
1675 struct radeon_bo *vcpu_bo;
1676 void *cpu_addr;
1677 uint64_t gpu_addr;
1678 unsigned max_handles;
1679 atomic_t handles[RADEON_MAX_UVD_HANDLES];
1680 struct drm_file *filp[RADEON_MAX_UVD_HANDLES];
1681 unsigned img_size[RADEON_MAX_UVD_HANDLES];
1682 struct delayed_work idle_work;
1683};
1684
1685int radeon_uvd_init(struct radeon_device *rdev);
1686void radeon_uvd_fini(struct radeon_device *rdev);
1687int radeon_uvd_suspend(struct radeon_device *rdev);
1688int radeon_uvd_resume(struct radeon_device *rdev);
1689int radeon_uvd_get_create_msg(struct radeon_device *rdev, int ring,
1690 uint32_t handle, struct radeon_fence **fence);
1691int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring,
1692 uint32_t handle, struct radeon_fence **fence);
1693void radeon_uvd_force_into_uvd_segment(struct radeon_bo *rbo,
1694 uint32_t allowed_domains);
1695void radeon_uvd_free_handles(struct radeon_device *rdev,
1696 struct drm_file *filp);
1697int radeon_uvd_cs_parse(struct radeon_cs_parser *parser);
1698void radeon_uvd_note_usage(struct radeon_device *rdev);
1699int radeon_uvd_calc_upll_dividers(struct radeon_device *rdev,
1700 unsigned vclk, unsigned dclk,
1701 unsigned vco_min, unsigned vco_max,
1702 unsigned fb_factor, unsigned fb_mask,
1703 unsigned pd_min, unsigned pd_max,
1704 unsigned pd_even,
1705 unsigned *optimal_fb_div,
1706 unsigned *optimal_vclk_div,
1707 unsigned *optimal_dclk_div);
1708int radeon_uvd_send_upll_ctlreq(struct radeon_device *rdev,
1709 unsigned cg_upll_func_cntl);
1710
1711/*
1712 * VCE
1713 */
1714#define RADEON_MAX_VCE_HANDLES 16
1715
1716struct radeon_vce {
1717 struct radeon_bo *vcpu_bo;
1718 uint64_t gpu_addr;
1719 unsigned fw_version;
1720 unsigned fb_version;
1721 atomic_t handles[RADEON_MAX_VCE_HANDLES];
1722 struct drm_file *filp[RADEON_MAX_VCE_HANDLES];
1723 unsigned img_size[RADEON_MAX_VCE_HANDLES];
1724 struct delayed_work idle_work;
1725 uint32_t keyselect;
1726};
1727
1728int radeon_vce_init(struct radeon_device *rdev);
1729void radeon_vce_fini(struct radeon_device *rdev);
1730int radeon_vce_suspend(struct radeon_device *rdev);
1731int radeon_vce_resume(struct radeon_device *rdev);
1732int radeon_vce_get_create_msg(struct radeon_device *rdev, int ring,
1733 uint32_t handle, struct radeon_fence **fence);
1734int radeon_vce_get_destroy_msg(struct radeon_device *rdev, int ring,
1735 uint32_t handle, struct radeon_fence **fence);
1736void radeon_vce_free_handles(struct radeon_device *rdev, struct drm_file *filp);
1737void radeon_vce_note_usage(struct radeon_device *rdev);
1738int radeon_vce_cs_reloc(struct radeon_cs_parser *p, int lo, int hi, unsigned size);
1739int radeon_vce_cs_parse(struct radeon_cs_parser *p);
1740bool radeon_vce_semaphore_emit(struct radeon_device *rdev,
1741 struct radeon_ring *ring,
1742 struct radeon_semaphore *semaphore,
1743 bool emit_wait);
1744void radeon_vce_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
1745void radeon_vce_fence_emit(struct radeon_device *rdev,
1746 struct radeon_fence *fence);
1747int radeon_vce_ring_test(struct radeon_device *rdev, struct radeon_ring *ring);
1748int radeon_vce_ib_test(struct radeon_device *rdev, struct radeon_ring *ring);
1749
1750struct r600_audio_pin {
1751 int channels;
1752 int rate;
1753 int bits_per_sample;
1754 u8 status_bits;
1755 u8 category_code;
1756 u32 offset;
1757 bool connected;
1758 u32 id;
1759};
1760
1761struct r600_audio {
1762 bool enabled;
1763 struct r600_audio_pin pin[RADEON_MAX_AFMT_BLOCKS];
1764 int num_pins;
1765 struct radeon_audio_funcs *hdmi_funcs;
1766 struct radeon_audio_funcs *dp_funcs;
1767 struct radeon_audio_basic_funcs *funcs;
1768};
1769
1770/*
1771 * Benchmarking
1772 */
1773void radeon_benchmark(struct radeon_device *rdev, int test_number);
1774
1775
1776/*
1777 * Testing
1778 */
1779void radeon_test_moves(struct radeon_device *rdev);
1780void radeon_test_ring_sync(struct radeon_device *rdev,
1781 struct radeon_ring *cpA,
1782 struct radeon_ring *cpB);
1783void radeon_test_syncing(struct radeon_device *rdev);
1784
1785/*
1786 * MMU Notifier
1787 */
1788#if defined(CONFIG_MMU_NOTIFIER)
1789int radeon_mn_register(struct radeon_bo *bo, unsigned long addr);
1790void radeon_mn_unregister(struct radeon_bo *bo);
1791#else
1792static inline int radeon_mn_register(struct radeon_bo *bo, unsigned long addr)
1793{
1794 return -ENODEV;
1795}
1796static inline void radeon_mn_unregister(struct radeon_bo *bo) {}
1797#endif
1798
1799/*
1800 * Debugfs
1801 */
1802struct radeon_debugfs {
1803 struct drm_info_list *files;
1804 unsigned num_files;
1805};
1806
1807int radeon_debugfs_add_files(struct radeon_device *rdev,
1808 struct drm_info_list *files,
1809 unsigned nfiles);
1810int radeon_debugfs_fence_init(struct radeon_device *rdev);
1811
1812/*
1813 * ASIC ring specific functions.
1814 */
1815struct radeon_asic_ring {
1816 /* ring read/write ptr handling */
1817 u32 (*get_rptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1818 u32 (*get_wptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1819 void (*set_wptr)(struct radeon_device *rdev, struct radeon_ring *ring);
1820
1821 /* validating and patching of IBs */
1822 int (*ib_parse)(struct radeon_device *rdev, struct radeon_ib *ib);
1823 int (*cs_parse)(struct radeon_cs_parser *p);
1824
1825 /* command emmit functions */
1826 void (*ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib);
1827 void (*emit_fence)(struct radeon_device *rdev, struct radeon_fence *fence);
1828 void (*hdp_flush)(struct radeon_device *rdev, struct radeon_ring *ring);
1829 bool (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp,
1830 struct radeon_semaphore *semaphore, bool emit_wait);
1831 void (*vm_flush)(struct radeon_device *rdev, struct radeon_ring *ring,
1832 unsigned vm_id, uint64_t pd_addr);
1833
1834 /* testing functions */
1835 int (*ring_test)(struct radeon_device *rdev, struct radeon_ring *cp);
1836 int (*ib_test)(struct radeon_device *rdev, struct radeon_ring *cp);
1837 bool (*is_lockup)(struct radeon_device *rdev, struct radeon_ring *cp);
1838
1839 /* deprecated */
1840 void (*ring_start)(struct radeon_device *rdev, struct radeon_ring *cp);
1841};
1842
1843/*
1844 * ASIC specific functions.
1845 */
1846struct radeon_asic {
1847 int (*init)(struct radeon_device *rdev);
1848 void (*fini)(struct radeon_device *rdev);
1849 int (*resume)(struct radeon_device *rdev);
1850 int (*suspend)(struct radeon_device *rdev);
1851 void (*vga_set_state)(struct radeon_device *rdev, bool state);
1852 int (*asic_reset)(struct radeon_device *rdev, bool hard);
1853 /* Flush the HDP cache via MMIO */
1854 void (*mmio_hdp_flush)(struct radeon_device *rdev);
1855 /* check if 3D engine is idle */
1856 bool (*gui_idle)(struct radeon_device *rdev);
1857 /* wait for mc_idle */
1858 int (*mc_wait_for_idle)(struct radeon_device *rdev);
1859 /* get the reference clock */
1860 u32 (*get_xclk)(struct radeon_device *rdev);
1861 /* get the gpu clock counter */
1862 uint64_t (*get_gpu_clock_counter)(struct radeon_device *rdev);
1863 /* get register for info ioctl */
1864 int (*get_allowed_info_register)(struct radeon_device *rdev, u32 reg, u32 *val);
1865 /* gart */
1866 struct {
1867 void (*tlb_flush)(struct radeon_device *rdev);
1868 uint64_t (*get_page_entry)(uint64_t addr, uint32_t flags);
1869 void (*set_page)(struct radeon_device *rdev, unsigned i,
1870 uint64_t entry);
1871 } gart;
1872 struct {
1873 int (*init)(struct radeon_device *rdev);
1874 void (*fini)(struct radeon_device *rdev);
1875 void (*copy_pages)(struct radeon_device *rdev,
1876 struct radeon_ib *ib,
1877 uint64_t pe, uint64_t src,
1878 unsigned count);
1879 void (*write_pages)(struct radeon_device *rdev,
1880 struct radeon_ib *ib,
1881 uint64_t pe,
1882 uint64_t addr, unsigned count,
1883 uint32_t incr, uint32_t flags);
1884 void (*set_pages)(struct radeon_device *rdev,
1885 struct radeon_ib *ib,
1886 uint64_t pe,
1887 uint64_t addr, unsigned count,
1888 uint32_t incr, uint32_t flags);
1889 void (*pad_ib)(struct radeon_ib *ib);
1890 } vm;
1891 /* ring specific callbacks */
1892 const struct radeon_asic_ring *ring[RADEON_NUM_RINGS];
1893 /* irqs */
1894 struct {
1895 int (*set)(struct radeon_device *rdev);
1896 int (*process)(struct radeon_device *rdev);
1897 } irq;
1898 /* displays */
1899 struct {
1900 /* display watermarks */
1901 void (*bandwidth_update)(struct radeon_device *rdev);
1902 /* get frame count */
1903 u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc);
1904 /* wait for vblank */
1905 void (*wait_for_vblank)(struct radeon_device *rdev, int crtc);
1906 /* set backlight level */
1907 void (*set_backlight_level)(struct radeon_encoder *radeon_encoder, u8 level);
1908 /* get backlight level */
1909 u8 (*get_backlight_level)(struct radeon_encoder *radeon_encoder);
1910 /* audio callbacks */
1911 void (*hdmi_enable)(struct drm_encoder *encoder, bool enable);
1912 void (*hdmi_setmode)(struct drm_encoder *encoder, struct drm_display_mode *mode);
1913 } display;
1914 /* copy functions for bo handling */
1915 struct {
1916 struct radeon_fence *(*blit)(struct radeon_device *rdev,
1917 uint64_t src_offset,
1918 uint64_t dst_offset,
1919 unsigned num_gpu_pages,
1920 struct dma_resv *resv);
1921 u32 blit_ring_index;
1922 struct radeon_fence *(*dma)(struct radeon_device *rdev,
1923 uint64_t src_offset,
1924 uint64_t dst_offset,
1925 unsigned num_gpu_pages,
1926 struct dma_resv *resv);
1927 u32 dma_ring_index;
1928 /* method used for bo copy */
1929 struct radeon_fence *(*copy)(struct radeon_device *rdev,
1930 uint64_t src_offset,
1931 uint64_t dst_offset,
1932 unsigned num_gpu_pages,
1933 struct dma_resv *resv);
1934 /* ring used for bo copies */
1935 u32 copy_ring_index;
1936 } copy;
1937 /* surfaces */
1938 struct {
1939 int (*set_reg)(struct radeon_device *rdev, int reg,
1940 uint32_t tiling_flags, uint32_t pitch,
1941 uint32_t offset, uint32_t obj_size);
1942 void (*clear_reg)(struct radeon_device *rdev, int reg);
1943 } surface;
1944 /* hotplug detect */
1945 struct {
1946 void (*init)(struct radeon_device *rdev);
1947 void (*fini)(struct radeon_device *rdev);
1948 bool (*sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
1949 void (*set_polarity)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
1950 } hpd;
1951 /* static power management */
1952 struct {
1953 void (*misc)(struct radeon_device *rdev);
1954 void (*prepare)(struct radeon_device *rdev);
1955 void (*finish)(struct radeon_device *rdev);
1956 void (*init_profile)(struct radeon_device *rdev);
1957 void (*get_dynpm_state)(struct radeon_device *rdev);
1958 uint32_t (*get_engine_clock)(struct radeon_device *rdev);
1959 void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock);
1960 uint32_t (*get_memory_clock)(struct radeon_device *rdev);
1961 void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock);
1962 int (*get_pcie_lanes)(struct radeon_device *rdev);
1963 void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes);
1964 void (*set_clock_gating)(struct radeon_device *rdev, int enable);
1965 int (*set_uvd_clocks)(struct radeon_device *rdev, u32 vclk, u32 dclk);
1966 int (*set_vce_clocks)(struct radeon_device *rdev, u32 evclk, u32 ecclk);
1967 int (*get_temperature)(struct radeon_device *rdev);
1968 } pm;
1969 /* dynamic power management */
1970 struct {
1971 int (*init)(struct radeon_device *rdev);
1972 void (*setup_asic)(struct radeon_device *rdev);
1973 int (*enable)(struct radeon_device *rdev);
1974 int (*late_enable)(struct radeon_device *rdev);
1975 void (*disable)(struct radeon_device *rdev);
1976 int (*pre_set_power_state)(struct radeon_device *rdev);
1977 int (*set_power_state)(struct radeon_device *rdev);
1978 void (*post_set_power_state)(struct radeon_device *rdev);
1979 void (*display_configuration_changed)(struct radeon_device *rdev);
1980 void (*fini)(struct radeon_device *rdev);
1981 u32 (*get_sclk)(struct radeon_device *rdev, bool low);
1982 u32 (*get_mclk)(struct radeon_device *rdev, bool low);
1983 void (*print_power_state)(struct radeon_device *rdev, struct radeon_ps *ps);
1984 void (*debugfs_print_current_performance_level)(struct radeon_device *rdev, struct seq_file *m);
1985 int (*force_performance_level)(struct radeon_device *rdev, enum radeon_dpm_forced_level level);
1986 bool (*vblank_too_short)(struct radeon_device *rdev);
1987 void (*powergate_uvd)(struct radeon_device *rdev, bool gate);
1988 void (*enable_bapm)(struct radeon_device *rdev, bool enable);
1989 void (*fan_ctrl_set_mode)(struct radeon_device *rdev, u32 mode);
1990 u32 (*fan_ctrl_get_mode)(struct radeon_device *rdev);
1991 int (*set_fan_speed_percent)(struct radeon_device *rdev, u32 speed);
1992 int (*get_fan_speed_percent)(struct radeon_device *rdev, u32 *speed);
1993 u32 (*get_current_sclk)(struct radeon_device *rdev);
1994 u32 (*get_current_mclk)(struct radeon_device *rdev);
1995 } dpm;
1996 /* pageflipping */
1997 struct {
1998 void (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base, bool async);
1999 bool (*page_flip_pending)(struct radeon_device *rdev, int crtc);
2000 } pflip;
2001};
2002
2003/*
2004 * Asic structures
2005 */
2006struct r100_asic {
2007 const unsigned *reg_safe_bm;
2008 unsigned reg_safe_bm_size;
2009 u32 hdp_cntl;
2010};
2011
2012struct r300_asic {
2013 const unsigned *reg_safe_bm;
2014 unsigned reg_safe_bm_size;
2015 u32 resync_scratch;
2016 u32 hdp_cntl;
2017};
2018
2019struct r600_asic {
2020 unsigned max_pipes;
2021 unsigned max_tile_pipes;
2022 unsigned max_simds;
2023 unsigned max_backends;
2024 unsigned max_gprs;
2025 unsigned max_threads;
2026 unsigned max_stack_entries;
2027 unsigned max_hw_contexts;
2028 unsigned max_gs_threads;
2029 unsigned sx_max_export_size;
2030 unsigned sx_max_export_pos_size;
2031 unsigned sx_max_export_smx_size;
2032 unsigned sq_num_cf_insts;
2033 unsigned tiling_nbanks;
2034 unsigned tiling_npipes;
2035 unsigned tiling_group_size;
2036 unsigned tile_config;
2037 unsigned backend_map;
2038 unsigned active_simds;
2039};
2040
2041struct rv770_asic {
2042 unsigned max_pipes;
2043 unsigned max_tile_pipes;
2044 unsigned max_simds;
2045 unsigned max_backends;
2046 unsigned max_gprs;
2047 unsigned max_threads;
2048 unsigned max_stack_entries;
2049 unsigned max_hw_contexts;
2050 unsigned max_gs_threads;
2051 unsigned sx_max_export_size;
2052 unsigned sx_max_export_pos_size;
2053 unsigned sx_max_export_smx_size;
2054 unsigned sq_num_cf_insts;
2055 unsigned sx_num_of_sets;
2056 unsigned sc_prim_fifo_size;
2057 unsigned sc_hiz_tile_fifo_size;
2058 unsigned sc_earlyz_tile_fifo_fize;
2059 unsigned tiling_nbanks;
2060 unsigned tiling_npipes;
2061 unsigned tiling_group_size;
2062 unsigned tile_config;
2063 unsigned backend_map;
2064 unsigned active_simds;
2065};
2066
2067struct evergreen_asic {
2068 unsigned num_ses;
2069 unsigned max_pipes;
2070 unsigned max_tile_pipes;
2071 unsigned max_simds;
2072 unsigned max_backends;
2073 unsigned max_gprs;
2074 unsigned max_threads;
2075 unsigned max_stack_entries;
2076 unsigned max_hw_contexts;
2077 unsigned max_gs_threads;
2078 unsigned sx_max_export_size;
2079 unsigned sx_max_export_pos_size;
2080 unsigned sx_max_export_smx_size;
2081 unsigned sq_num_cf_insts;
2082 unsigned sx_num_of_sets;
2083 unsigned sc_prim_fifo_size;
2084 unsigned sc_hiz_tile_fifo_size;
2085 unsigned sc_earlyz_tile_fifo_size;
2086 unsigned tiling_nbanks;
2087 unsigned tiling_npipes;
2088 unsigned tiling_group_size;
2089 unsigned tile_config;
2090 unsigned backend_map;
2091 unsigned active_simds;
2092};
2093
2094struct cayman_asic {
2095 unsigned max_shader_engines;
2096 unsigned max_pipes_per_simd;
2097 unsigned max_tile_pipes;
2098 unsigned max_simds_per_se;
2099 unsigned max_backends_per_se;
2100 unsigned max_texture_channel_caches;
2101 unsigned max_gprs;
2102 unsigned max_threads;
2103 unsigned max_gs_threads;
2104 unsigned max_stack_entries;
2105 unsigned sx_num_of_sets;
2106 unsigned sx_max_export_size;
2107 unsigned sx_max_export_pos_size;
2108 unsigned sx_max_export_smx_size;
2109 unsigned max_hw_contexts;
2110 unsigned sq_num_cf_insts;
2111 unsigned sc_prim_fifo_size;
2112 unsigned sc_hiz_tile_fifo_size;
2113 unsigned sc_earlyz_tile_fifo_size;
2114
2115 unsigned num_shader_engines;
2116 unsigned num_shader_pipes_per_simd;
2117 unsigned num_tile_pipes;
2118 unsigned num_simds_per_se;
2119 unsigned num_backends_per_se;
2120 unsigned backend_disable_mask_per_asic;
2121 unsigned backend_map;
2122 unsigned num_texture_channel_caches;
2123 unsigned mem_max_burst_length_bytes;
2124 unsigned mem_row_size_in_kb;
2125 unsigned shader_engine_tile_size;
2126 unsigned num_gpus;
2127 unsigned multi_gpu_tile_size;
2128
2129 unsigned tile_config;
2130 unsigned active_simds;
2131};
2132
2133struct si_asic {
2134 unsigned max_shader_engines;
2135 unsigned max_tile_pipes;
2136 unsigned max_cu_per_sh;
2137 unsigned max_sh_per_se;
2138 unsigned max_backends_per_se;
2139 unsigned max_texture_channel_caches;
2140 unsigned max_gprs;
2141 unsigned max_gs_threads;
2142 unsigned max_hw_contexts;
2143 unsigned sc_prim_fifo_size_frontend;
2144 unsigned sc_prim_fifo_size_backend;
2145 unsigned sc_hiz_tile_fifo_size;
2146 unsigned sc_earlyz_tile_fifo_size;
2147
2148 unsigned num_tile_pipes;
2149 unsigned backend_enable_mask;
2150 unsigned backend_disable_mask_per_asic;
2151 unsigned backend_map;
2152 unsigned num_texture_channel_caches;
2153 unsigned mem_max_burst_length_bytes;
2154 unsigned mem_row_size_in_kb;
2155 unsigned shader_engine_tile_size;
2156 unsigned num_gpus;
2157 unsigned multi_gpu_tile_size;
2158
2159 unsigned tile_config;
2160 uint32_t tile_mode_array[32];
2161 uint32_t active_cus;
2162};
2163
2164struct cik_asic {
2165 unsigned max_shader_engines;
2166 unsigned max_tile_pipes;
2167 unsigned max_cu_per_sh;
2168 unsigned max_sh_per_se;
2169 unsigned max_backends_per_se;
2170 unsigned max_texture_channel_caches;
2171 unsigned max_gprs;
2172 unsigned max_gs_threads;
2173 unsigned max_hw_contexts;
2174 unsigned sc_prim_fifo_size_frontend;
2175 unsigned sc_prim_fifo_size_backend;
2176 unsigned sc_hiz_tile_fifo_size;
2177 unsigned sc_earlyz_tile_fifo_size;
2178
2179 unsigned num_tile_pipes;
2180 unsigned backend_enable_mask;
2181 unsigned backend_disable_mask_per_asic;
2182 unsigned backend_map;
2183 unsigned num_texture_channel_caches;
2184 unsigned mem_max_burst_length_bytes;
2185 unsigned mem_row_size_in_kb;
2186 unsigned shader_engine_tile_size;
2187 unsigned num_gpus;
2188 unsigned multi_gpu_tile_size;
2189
2190 unsigned tile_config;
2191 uint32_t tile_mode_array[32];
2192 uint32_t macrotile_mode_array[16];
2193 uint32_t active_cus;
2194};
2195
2196union radeon_asic_config {
2197 struct r300_asic r300;
2198 struct r100_asic r100;
2199 struct r600_asic r600;
2200 struct rv770_asic rv770;
2201 struct evergreen_asic evergreen;
2202 struct cayman_asic cayman;
2203 struct si_asic si;
2204 struct cik_asic cik;
2205};
2206
2207/*
2208 * asic initizalization from radeon_asic.c
2209 */
2210void radeon_agp_disable(struct radeon_device *rdev);
2211int radeon_asic_init(struct radeon_device *rdev);
2212
2213
2214/*
2215 * IOCTL.
2216 */
2217int radeon_gem_info_ioctl(struct drm_device *dev, void *data,
2218 struct drm_file *filp);
2219int radeon_gem_create_ioctl(struct drm_device *dev, void *data,
2220 struct drm_file *filp);
2221int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data,
2222 struct drm_file *filp);
2223int radeon_gem_pin_ioctl(struct drm_device *dev, void *data,
2224 struct drm_file *file_priv);
2225int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data,
2226 struct drm_file *file_priv);
2227int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data,
2228 struct drm_file *file_priv);
2229int radeon_gem_pread_ioctl(struct drm_device *dev, void *data,
2230 struct drm_file *file_priv);
2231int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data,
2232 struct drm_file *filp);
2233int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
2234 struct drm_file *filp);
2235int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
2236 struct drm_file *filp);
2237int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
2238 struct drm_file *filp);
2239int radeon_gem_va_ioctl(struct drm_device *dev, void *data,
2240 struct drm_file *filp);
2241int radeon_gem_op_ioctl(struct drm_device *dev, void *data,
2242 struct drm_file *filp);
2243int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
2244int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data,
2245 struct drm_file *filp);
2246int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
2247 struct drm_file *filp);
2248
2249/* VRAM scratch page for HDP bug, default vram page */
2250struct r600_vram_scratch {
2251 struct radeon_bo *robj;
2252 volatile uint32_t *ptr;
2253 u64 gpu_addr;
2254};
2255
2256/*
2257 * ACPI
2258 */
2259struct radeon_atif_notification_cfg {
2260 bool enabled;
2261 int command_code;
2262};
2263
2264struct radeon_atif_notifications {
2265 bool display_switch;
2266 bool expansion_mode_change;
2267 bool thermal_state;
2268 bool forced_power_state;
2269 bool system_power_state;
2270 bool display_conf_change;
2271 bool px_gfx_switch;
2272 bool brightness_change;
2273 bool dgpu_display_event;
2274};
2275
2276struct radeon_atif_functions {
2277 bool system_params;
2278 bool sbios_requests;
2279 bool select_active_disp;
2280 bool lid_state;
2281 bool get_tv_standard;
2282 bool set_tv_standard;
2283 bool get_panel_expansion_mode;
2284 bool set_panel_expansion_mode;
2285 bool temperature_change;
2286 bool graphics_device_types;
2287};
2288
2289struct radeon_atif {
2290 struct radeon_atif_notifications notifications;
2291 struct radeon_atif_functions functions;
2292 struct radeon_atif_notification_cfg notification_cfg;
2293 struct radeon_encoder *encoder_for_bl;
2294};
2295
2296struct radeon_atcs_functions {
2297 bool get_ext_state;
2298 bool pcie_perf_req;
2299 bool pcie_dev_rdy;
2300 bool pcie_bus_width;
2301};
2302
2303struct radeon_atcs {
2304 struct radeon_atcs_functions functions;
2305};
2306
2307/*
2308 * Core structure, functions and helpers.
2309 */
2310typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t);
2311typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t);
2312
2313struct radeon_device {
2314 struct device *dev;
2315 struct drm_device *ddev;
2316 struct pci_dev *pdev;
2317 struct rw_semaphore exclusive_lock;
2318 /* ASIC */
2319 union radeon_asic_config config;
2320 enum radeon_family family;
2321 unsigned long flags;
2322 int usec_timeout;
2323 enum radeon_pll_errata pll_errata;
2324 int num_gb_pipes;
2325 int num_z_pipes;
2326 int disp_priority;
2327 /* BIOS */
2328 uint8_t *bios;
2329 bool is_atom_bios;
2330 uint16_t bios_header_start;
2331 struct radeon_bo *stolen_vga_memory;
2332 /* Register mmio */
2333 resource_size_t rmmio_base;
2334 resource_size_t rmmio_size;
2335 /* protects concurrent MM_INDEX/DATA based register access */
2336 spinlock_t mmio_idx_lock;
2337 /* protects concurrent SMC based register access */
2338 spinlock_t smc_idx_lock;
2339 /* protects concurrent PLL register access */
2340 spinlock_t pll_idx_lock;
2341 /* protects concurrent MC register access */
2342 spinlock_t mc_idx_lock;
2343 /* protects concurrent PCIE register access */
2344 spinlock_t pcie_idx_lock;
2345 /* protects concurrent PCIE_PORT register access */
2346 spinlock_t pciep_idx_lock;
2347 /* protects concurrent PIF register access */
2348 spinlock_t pif_idx_lock;
2349 /* protects concurrent CG register access */
2350 spinlock_t cg_idx_lock;
2351 /* protects concurrent UVD register access */
2352 spinlock_t uvd_idx_lock;
2353 /* protects concurrent RCU register access */
2354 spinlock_t rcu_idx_lock;
2355 /* protects concurrent DIDT register access */
2356 spinlock_t didt_idx_lock;
2357 /* protects concurrent ENDPOINT (audio) register access */
2358 spinlock_t end_idx_lock;
2359 void __iomem *rmmio;
2360 radeon_rreg_t mc_rreg;
2361 radeon_wreg_t mc_wreg;
2362 radeon_rreg_t pll_rreg;
2363 radeon_wreg_t pll_wreg;
2364 uint32_t pcie_reg_mask;
2365 radeon_rreg_t pciep_rreg;
2366 radeon_wreg_t pciep_wreg;
2367 /* io port */
2368 void __iomem *rio_mem;
2369 resource_size_t rio_mem_size;
2370 struct radeon_clock clock;
2371 struct radeon_mc mc;
2372 struct radeon_gart gart;
2373 struct radeon_mode_info mode_info;
2374 struct radeon_scratch scratch;
2375 struct radeon_doorbell doorbell;
2376 struct radeon_mman mman;
2377 struct radeon_fence_driver fence_drv[RADEON_NUM_RINGS];
2378 wait_queue_head_t fence_queue;
2379 u64 fence_context;
2380 struct mutex ring_lock;
2381 struct radeon_ring ring[RADEON_NUM_RINGS];
2382 bool ib_pool_ready;
2383 struct radeon_sa_manager ring_tmp_bo;
2384 struct radeon_irq irq;
2385 struct radeon_asic *asic;
2386 struct radeon_gem gem;
2387 struct radeon_pm pm;
2388 struct radeon_uvd uvd;
2389 struct radeon_vce vce;
2390 uint32_t bios_scratch[RADEON_BIOS_NUM_SCRATCH];
2391 struct radeon_wb wb;
2392 struct radeon_dummy_page dummy_page;
2393 bool shutdown;
2394 bool need_swiotlb;
2395 bool accel_working;
2396 bool fastfb_working; /* IGP feature*/
2397 bool needs_reset, in_reset;
2398 struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES];
2399 const struct firmware *me_fw; /* all family ME firmware */
2400 const struct firmware *pfp_fw; /* r6/700 PFP firmware */
2401 const struct firmware *rlc_fw; /* r6/700 RLC firmware */
2402 const struct firmware *mc_fw; /* NI MC firmware */
2403 const struct firmware *ce_fw; /* SI CE firmware */
2404 const struct firmware *mec_fw; /* CIK MEC firmware */
2405 const struct firmware *mec2_fw; /* KV MEC2 firmware */
2406 const struct firmware *sdma_fw; /* CIK SDMA firmware */
2407 const struct firmware *smc_fw; /* SMC firmware */
2408 const struct firmware *uvd_fw; /* UVD firmware */
2409 const struct firmware *vce_fw; /* VCE firmware */
2410 bool new_fw;
2411 struct r600_vram_scratch vram_scratch;
2412 int msi_enabled; /* msi enabled */
2413 struct r600_ih ih; /* r6/700 interrupt ring */
2414 struct radeon_rlc rlc;
2415 struct radeon_mec mec;
2416 struct delayed_work hotplug_work;
2417 struct work_struct dp_work;
2418 struct work_struct audio_work;
2419 int num_crtc; /* number of crtcs */
2420 struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */
2421 bool has_uvd;
2422 bool has_vce;
2423 struct r600_audio audio; /* audio stuff */
2424 struct notifier_block acpi_nb;
2425 /* only one userspace can use Hyperz features or CMASK at a time */
2426 struct drm_file *hyperz_filp;
2427 struct drm_file *cmask_filp;
2428 /* i2c buses */
2429 struct radeon_i2c_chan *i2c_bus[RADEON_MAX_I2C_BUS];
2430 /* debugfs */
2431 struct radeon_debugfs debugfs[RADEON_DEBUGFS_MAX_COMPONENTS];
2432 unsigned debugfs_count;
2433 /* virtual memory */
2434 struct radeon_vm_manager vm_manager;
2435 struct mutex gpu_clock_mutex;
2436 /* memory stats */
2437 atomic64_t vram_usage;
2438 atomic64_t gtt_usage;
2439 atomic64_t num_bytes_moved;
2440 atomic_t gpu_reset_counter;
2441 /* ACPI interface */
2442 struct radeon_atif atif;
2443 struct radeon_atcs atcs;
2444 /* srbm instance registers */
2445 struct mutex srbm_mutex;
2446 /* clock, powergating flags */
2447 u32 cg_flags;
2448 u32 pg_flags;
2449
2450 struct dev_pm_domain vga_pm_domain;
2451 bool have_disp_power_ref;
2452 u32 px_quirk_flags;
2453
2454 /* tracking pinned memory */
2455 u64 vram_pin_size;
2456 u64 gart_pin_size;
2457};
2458
2459bool radeon_is_px(struct drm_device *dev);
2460int radeon_device_init(struct radeon_device *rdev,
2461 struct drm_device *ddev,
2462 struct pci_dev *pdev,
2463 uint32_t flags);
2464void radeon_device_fini(struct radeon_device *rdev);
2465int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
2466
2467#define RADEON_MIN_MMIO_SIZE 0x10000
2468
2469uint32_t r100_mm_rreg_slow(struct radeon_device *rdev, uint32_t reg);
2470void r100_mm_wreg_slow(struct radeon_device *rdev, uint32_t reg, uint32_t v);
2471static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg,
2472 bool always_indirect)
2473{
2474 /* The mmio size is 64kb at minimum. Allows the if to be optimized out. */
2475 if ((reg < rdev->rmmio_size || reg < RADEON_MIN_MMIO_SIZE) && !always_indirect)
2476 return readl(((void __iomem *)rdev->rmmio) + reg);
2477 else
2478 return r100_mm_rreg_slow(rdev, reg);
2479}
2480static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v,
2481 bool always_indirect)
2482{
2483 if ((reg < rdev->rmmio_size || reg < RADEON_MIN_MMIO_SIZE) && !always_indirect)
2484 writel(v, ((void __iomem *)rdev->rmmio) + reg);
2485 else
2486 r100_mm_wreg_slow(rdev, reg, v);
2487}
2488
2489u32 r100_io_rreg(struct radeon_device *rdev, u32 reg);
2490void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2491
2492u32 cik_mm_rdoorbell(struct radeon_device *rdev, u32 index);
2493void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v);
2494
2495/*
2496 * Cast helper
2497 */
2498extern const struct dma_fence_ops radeon_fence_ops;
2499
2500static inline struct radeon_fence *to_radeon_fence(struct dma_fence *f)
2501{
2502 struct radeon_fence *__f = container_of(f, struct radeon_fence, base);
2503
2504 if (__f->base.ops == &radeon_fence_ops)
2505 return __f;
2506
2507 return NULL;
2508}
2509
2510/*
2511 * Registers read & write functions.
2512 */
2513#define RREG8(reg) readb((rdev->rmmio) + (reg))
2514#define WREG8(reg, v) writeb(v, (rdev->rmmio) + (reg))
2515#define RREG16(reg) readw((rdev->rmmio) + (reg))
2516#define WREG16(reg, v) writew(v, (rdev->rmmio) + (reg))
2517#define RREG32(reg) r100_mm_rreg(rdev, (reg), false)
2518#define RREG32_IDX(reg) r100_mm_rreg(rdev, (reg), true)
2519#define DREG32(reg) pr_info("REGISTER: " #reg " : 0x%08X\n", \
2520 r100_mm_rreg(rdev, (reg), false))
2521#define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v), false)
2522#define WREG32_IDX(reg, v) r100_mm_wreg(rdev, (reg), (v), true)
2523#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2524#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2525#define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg))
2526#define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v))
2527#define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg))
2528#define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v))
2529#define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg))
2530#define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v))
2531#define RREG32_PCIE_PORT(reg) rdev->pciep_rreg(rdev, (reg))
2532#define WREG32_PCIE_PORT(reg, v) rdev->pciep_wreg(rdev, (reg), (v))
2533#define RREG32_SMC(reg) tn_smc_rreg(rdev, (reg))
2534#define WREG32_SMC(reg, v) tn_smc_wreg(rdev, (reg), (v))
2535#define RREG32_RCU(reg) r600_rcu_rreg(rdev, (reg))
2536#define WREG32_RCU(reg, v) r600_rcu_wreg(rdev, (reg), (v))
2537#define RREG32_CG(reg) eg_cg_rreg(rdev, (reg))
2538#define WREG32_CG(reg, v) eg_cg_wreg(rdev, (reg), (v))
2539#define RREG32_PIF_PHY0(reg) eg_pif_phy0_rreg(rdev, (reg))
2540#define WREG32_PIF_PHY0(reg, v) eg_pif_phy0_wreg(rdev, (reg), (v))
2541#define RREG32_PIF_PHY1(reg) eg_pif_phy1_rreg(rdev, (reg))
2542#define WREG32_PIF_PHY1(reg, v) eg_pif_phy1_wreg(rdev, (reg), (v))
2543#define RREG32_UVD_CTX(reg) r600_uvd_ctx_rreg(rdev, (reg))
2544#define WREG32_UVD_CTX(reg, v) r600_uvd_ctx_wreg(rdev, (reg), (v))
2545#define RREG32_DIDT(reg) cik_didt_rreg(rdev, (reg))
2546#define WREG32_DIDT(reg, v) cik_didt_wreg(rdev, (reg), (v))
2547#define WREG32_P(reg, val, mask) \
2548 do { \
2549 uint32_t tmp_ = RREG32(reg); \
2550 tmp_ &= (mask); \
2551 tmp_ |= ((val) & ~(mask)); \
2552 WREG32(reg, tmp_); \
2553 } while (0)
2554#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2555#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2556#define WREG32_PLL_P(reg, val, mask) \
2557 do { \
2558 uint32_t tmp_ = RREG32_PLL(reg); \
2559 tmp_ &= (mask); \
2560 tmp_ |= ((val) & ~(mask)); \
2561 WREG32_PLL(reg, tmp_); \
2562 } while (0)
2563#define WREG32_SMC_P(reg, val, mask) \
2564 do { \
2565 uint32_t tmp_ = RREG32_SMC(reg); \
2566 tmp_ &= (mask); \
2567 tmp_ |= ((val) & ~(mask)); \
2568 WREG32_SMC(reg, tmp_); \
2569 } while (0)
2570#define DREG32_SYS(sqf, rdev, reg) seq_printf((sqf), #reg " : 0x%08X\n", r100_mm_rreg((rdev), (reg), false))
2571#define RREG32_IO(reg) r100_io_rreg(rdev, (reg))
2572#define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v))
2573
2574#define RDOORBELL32(index) cik_mm_rdoorbell(rdev, (index))
2575#define WDOORBELL32(index, v) cik_mm_wdoorbell(rdev, (index), (v))
2576
2577/*
2578 * Indirect registers accessors.
2579 * They used to be inlined, but this increases code size by ~65 kbytes.
2580 * Since each performs a pair of MMIO ops
2581 * within a spin_lock_irqsave/spin_unlock_irqrestore region,
2582 * the cost of call+ret is almost negligible. MMIO and locking
2583 * costs several dozens of cycles each at best, call+ret is ~5 cycles.
2584 */
2585uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
2586void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
2587u32 tn_smc_rreg(struct radeon_device *rdev, u32 reg);
2588void tn_smc_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2589u32 r600_rcu_rreg(struct radeon_device *rdev, u32 reg);
2590void r600_rcu_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2591u32 eg_cg_rreg(struct radeon_device *rdev, u32 reg);
2592void eg_cg_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2593u32 eg_pif_phy0_rreg(struct radeon_device *rdev, u32 reg);
2594void eg_pif_phy0_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2595u32 eg_pif_phy1_rreg(struct radeon_device *rdev, u32 reg);
2596void eg_pif_phy1_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2597u32 r600_uvd_ctx_rreg(struct radeon_device *rdev, u32 reg);
2598void r600_uvd_ctx_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2599u32 cik_didt_rreg(struct radeon_device *rdev, u32 reg);
2600void cik_didt_wreg(struct radeon_device *rdev, u32 reg, u32 v);
2601
2602void r100_pll_errata_after_index(struct radeon_device *rdev);
2603
2604
2605/*
2606 * ASICs helpers.
2607 */
2608#define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \
2609 (rdev->pdev->device == 0x5969))
2610#define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \
2611 (rdev->family == CHIP_RV200) || \
2612 (rdev->family == CHIP_RS100) || \
2613 (rdev->family == CHIP_RS200) || \
2614 (rdev->family == CHIP_RV250) || \
2615 (rdev->family == CHIP_RV280) || \
2616 (rdev->family == CHIP_RS300))
2617#define ASIC_IS_R300(rdev) ((rdev->family == CHIP_R300) || \
2618 (rdev->family == CHIP_RV350) || \
2619 (rdev->family == CHIP_R350) || \
2620 (rdev->family == CHIP_RV380) || \
2621 (rdev->family == CHIP_R420) || \
2622 (rdev->family == CHIP_R423) || \
2623 (rdev->family == CHIP_RV410) || \
2624 (rdev->family == CHIP_RS400) || \
2625 (rdev->family == CHIP_RS480))
2626#define ASIC_IS_X2(rdev) ((rdev->ddev->pdev->device == 0x9441) || \
2627 (rdev->ddev->pdev->device == 0x9443) || \
2628 (rdev->ddev->pdev->device == 0x944B) || \
2629 (rdev->ddev->pdev->device == 0x9506) || \
2630 (rdev->ddev->pdev->device == 0x9509) || \
2631 (rdev->ddev->pdev->device == 0x950F) || \
2632 (rdev->ddev->pdev->device == 0x689C) || \
2633 (rdev->ddev->pdev->device == 0x689D))
2634#define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600))
2635#define ASIC_IS_DCE2(rdev) ((rdev->family == CHIP_RS600) || \
2636 (rdev->family == CHIP_RS690) || \
2637 (rdev->family == CHIP_RS740) || \
2638 (rdev->family >= CHIP_R600))
2639#define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620))
2640#define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730))
2641#define ASIC_IS_DCE4(rdev) ((rdev->family >= CHIP_CEDAR))
2642#define ASIC_IS_DCE41(rdev) ((rdev->family >= CHIP_PALM) && \
2643 (rdev->flags & RADEON_IS_IGP))
2644#define ASIC_IS_DCE5(rdev) ((rdev->family >= CHIP_BARTS))
2645#define ASIC_IS_DCE6(rdev) ((rdev->family >= CHIP_ARUBA))
2646#define ASIC_IS_DCE61(rdev) ((rdev->family >= CHIP_ARUBA) && \
2647 (rdev->flags & RADEON_IS_IGP))
2648#define ASIC_IS_DCE64(rdev) ((rdev->family == CHIP_OLAND))
2649#define ASIC_IS_NODCE(rdev) ((rdev->family == CHIP_HAINAN))
2650#define ASIC_IS_DCE8(rdev) ((rdev->family >= CHIP_BONAIRE))
2651#define ASIC_IS_DCE81(rdev) ((rdev->family == CHIP_KAVERI))
2652#define ASIC_IS_DCE82(rdev) ((rdev->family == CHIP_BONAIRE))
2653#define ASIC_IS_DCE83(rdev) ((rdev->family == CHIP_KABINI) || \
2654 (rdev->family == CHIP_MULLINS))
2655
2656#define ASIC_IS_LOMBOK(rdev) ((rdev->ddev->pdev->device == 0x6849) || \
2657 (rdev->ddev->pdev->device == 0x6850) || \
2658 (rdev->ddev->pdev->device == 0x6858) || \
2659 (rdev->ddev->pdev->device == 0x6859) || \
2660 (rdev->ddev->pdev->device == 0x6840) || \
2661 (rdev->ddev->pdev->device == 0x6841) || \
2662 (rdev->ddev->pdev->device == 0x6842) || \
2663 (rdev->ddev->pdev->device == 0x6843))
2664
2665/*
2666 * BIOS helpers.
2667 */
2668#define RBIOS8(i) (rdev->bios[i])
2669#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2670#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2671
2672int radeon_combios_init(struct radeon_device *rdev);
2673void radeon_combios_fini(struct radeon_device *rdev);
2674int radeon_atombios_init(struct radeon_device *rdev);
2675void radeon_atombios_fini(struct radeon_device *rdev);
2676
2677
2678/*
2679 * RING helpers.
2680 */
2681
2682/**
2683 * radeon_ring_write - write a value to the ring
2684 *
2685 * @ring: radeon_ring structure holding ring information
2686 * @v: dword (dw) value to write
2687 *
2688 * Write a value to the requested ring buffer (all asics).
2689 */
2690static inline void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
2691{
2692 if (ring->count_dw <= 0)
2693 DRM_ERROR("radeon: writing more dwords to the ring than expected!\n");
2694
2695 ring->ring[ring->wptr++] = v;
2696 ring->wptr &= ring->ptr_mask;
2697 ring->count_dw--;
2698 ring->ring_free_dw--;
2699}
2700
2701/*
2702 * ASICs macro.
2703 */
2704#define radeon_init(rdev) (rdev)->asic->init((rdev))
2705#define radeon_fini(rdev) (rdev)->asic->fini((rdev))
2706#define radeon_resume(rdev) (rdev)->asic->resume((rdev))
2707#define radeon_suspend(rdev) (rdev)->asic->suspend((rdev))
2708#define radeon_cs_parse(rdev, r, p) (rdev)->asic->ring[(r)]->cs_parse((p))
2709#define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state))
2710#define radeon_asic_reset(rdev) (rdev)->asic->asic_reset((rdev), false)
2711#define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart.tlb_flush((rdev))
2712#define radeon_gart_get_page_entry(a, f) (rdev)->asic->gart.get_page_entry((a), (f))
2713#define radeon_gart_set_page(rdev, i, e) (rdev)->asic->gart.set_page((rdev), (i), (e))
2714#define radeon_asic_vm_init(rdev) (rdev)->asic->vm.init((rdev))
2715#define radeon_asic_vm_fini(rdev) (rdev)->asic->vm.fini((rdev))
2716#define radeon_asic_vm_copy_pages(rdev, ib, pe, src, count) ((rdev)->asic->vm.copy_pages((rdev), (ib), (pe), (src), (count)))
2717#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)))
2718#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)))
2719#define radeon_asic_vm_pad_ib(rdev, ib) ((rdev)->asic->vm.pad_ib((ib)))
2720#define radeon_ring_start(rdev, r, cp) (rdev)->asic->ring[(r)]->ring_start((rdev), (cp))
2721#define radeon_ring_test(rdev, r, cp) (rdev)->asic->ring[(r)]->ring_test((rdev), (cp))
2722#define radeon_ib_test(rdev, r, cp) (rdev)->asic->ring[(r)]->ib_test((rdev), (cp))
2723#define radeon_ring_ib_execute(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_execute((rdev), (ib))
2724#define radeon_ring_ib_parse(rdev, r, ib) (rdev)->asic->ring[(r)]->ib_parse((rdev), (ib))
2725#define radeon_ring_is_lockup(rdev, r, cp) (rdev)->asic->ring[(r)]->is_lockup((rdev), (cp))
2726#define radeon_ring_vm_flush(rdev, r, vm_id, pd_addr) (rdev)->asic->ring[(r)->idx]->vm_flush((rdev), (r), (vm_id), (pd_addr))
2727#define radeon_ring_get_rptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_rptr((rdev), (r))
2728#define radeon_ring_get_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->get_wptr((rdev), (r))
2729#define radeon_ring_set_wptr(rdev, r) (rdev)->asic->ring[(r)->idx]->set_wptr((rdev), (r))
2730#define radeon_irq_set(rdev) (rdev)->asic->irq.set((rdev))
2731#define radeon_irq_process(rdev) (rdev)->asic->irq.process((rdev))
2732#define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->display.get_vblank_counter((rdev), (crtc))
2733#define radeon_set_backlight_level(rdev, e, l) (rdev)->asic->display.set_backlight_level((e), (l))
2734#define radeon_get_backlight_level(rdev, e) (rdev)->asic->display.get_backlight_level((e))
2735#define radeon_hdmi_enable(rdev, e, b) (rdev)->asic->display.hdmi_enable((e), (b))
2736#define radeon_hdmi_setmode(rdev, e, m) (rdev)->asic->display.hdmi_setmode((e), (m))
2737#define radeon_fence_ring_emit(rdev, r, fence) (rdev)->asic->ring[(r)]->emit_fence((rdev), (fence))
2738#define radeon_semaphore_ring_emit(rdev, r, cp, semaphore, emit_wait) (rdev)->asic->ring[(r)]->emit_semaphore((rdev), (cp), (semaphore), (emit_wait))
2739#define radeon_copy_blit(rdev, s, d, np, resv) (rdev)->asic->copy.blit((rdev), (s), (d), (np), (resv))
2740#define radeon_copy_dma(rdev, s, d, np, resv) (rdev)->asic->copy.dma((rdev), (s), (d), (np), (resv))
2741#define radeon_copy(rdev, s, d, np, resv) (rdev)->asic->copy.copy((rdev), (s), (d), (np), (resv))
2742#define radeon_copy_blit_ring_index(rdev) (rdev)->asic->copy.blit_ring_index
2743#define radeon_copy_dma_ring_index(rdev) (rdev)->asic->copy.dma_ring_index
2744#define radeon_copy_ring_index(rdev) (rdev)->asic->copy.copy_ring_index
2745#define radeon_get_engine_clock(rdev) (rdev)->asic->pm.get_engine_clock((rdev))
2746#define radeon_set_engine_clock(rdev, e) (rdev)->asic->pm.set_engine_clock((rdev), (e))
2747#define radeon_get_memory_clock(rdev) (rdev)->asic->pm.get_memory_clock((rdev))
2748#define radeon_set_memory_clock(rdev, e) (rdev)->asic->pm.set_memory_clock((rdev), (e))
2749#define radeon_get_pcie_lanes(rdev) (rdev)->asic->pm.get_pcie_lanes((rdev))
2750#define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->pm.set_pcie_lanes((rdev), (l))
2751#define radeon_set_clock_gating(rdev, e) (rdev)->asic->pm.set_clock_gating((rdev), (e))
2752#define radeon_set_uvd_clocks(rdev, v, d) (rdev)->asic->pm.set_uvd_clocks((rdev), (v), (d))
2753#define radeon_set_vce_clocks(rdev, ev, ec) (rdev)->asic->pm.set_vce_clocks((rdev), (ev), (ec))
2754#define radeon_get_temperature(rdev) (rdev)->asic->pm.get_temperature((rdev))
2755#define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->surface.set_reg((rdev), (r), (f), (p), (o), (s)))
2756#define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->surface.clear_reg((rdev), (r)))
2757#define radeon_bandwidth_update(rdev) (rdev)->asic->display.bandwidth_update((rdev))
2758#define radeon_hpd_init(rdev) (rdev)->asic->hpd.init((rdev))
2759#define radeon_hpd_fini(rdev) (rdev)->asic->hpd.fini((rdev))
2760#define radeon_hpd_sense(rdev, h) (rdev)->asic->hpd.sense((rdev), (h))
2761#define radeon_hpd_set_polarity(rdev, h) (rdev)->asic->hpd.set_polarity((rdev), (h))
2762#define radeon_gui_idle(rdev) (rdev)->asic->gui_idle((rdev))
2763#define radeon_pm_misc(rdev) (rdev)->asic->pm.misc((rdev))
2764#define radeon_pm_prepare(rdev) (rdev)->asic->pm.prepare((rdev))
2765#define radeon_pm_finish(rdev) (rdev)->asic->pm.finish((rdev))
2766#define radeon_pm_init_profile(rdev) (rdev)->asic->pm.init_profile((rdev))
2767#define radeon_pm_get_dynpm_state(rdev) (rdev)->asic->pm.get_dynpm_state((rdev))
2768#define radeon_page_flip(rdev, crtc, base, async) (rdev)->asic->pflip.page_flip((rdev), (crtc), (base), (async))
2769#define radeon_page_flip_pending(rdev, crtc) (rdev)->asic->pflip.page_flip_pending((rdev), (crtc))
2770#define radeon_wait_for_vblank(rdev, crtc) (rdev)->asic->display.wait_for_vblank((rdev), (crtc))
2771#define radeon_mc_wait_for_idle(rdev) (rdev)->asic->mc_wait_for_idle((rdev))
2772#define radeon_get_xclk(rdev) (rdev)->asic->get_xclk((rdev))
2773#define radeon_get_gpu_clock_counter(rdev) (rdev)->asic->get_gpu_clock_counter((rdev))
2774#define radeon_get_allowed_info_register(rdev, r, v) (rdev)->asic->get_allowed_info_register((rdev), (r), (v))
2775#define radeon_dpm_init(rdev) rdev->asic->dpm.init((rdev))
2776#define radeon_dpm_setup_asic(rdev) rdev->asic->dpm.setup_asic((rdev))
2777#define radeon_dpm_enable(rdev) rdev->asic->dpm.enable((rdev))
2778#define radeon_dpm_late_enable(rdev) rdev->asic->dpm.late_enable((rdev))
2779#define radeon_dpm_disable(rdev) rdev->asic->dpm.disable((rdev))
2780#define radeon_dpm_pre_set_power_state(rdev) rdev->asic->dpm.pre_set_power_state((rdev))
2781#define radeon_dpm_set_power_state(rdev) rdev->asic->dpm.set_power_state((rdev))
2782#define radeon_dpm_post_set_power_state(rdev) rdev->asic->dpm.post_set_power_state((rdev))
2783#define radeon_dpm_display_configuration_changed(rdev) rdev->asic->dpm.display_configuration_changed((rdev))
2784#define radeon_dpm_fini(rdev) rdev->asic->dpm.fini((rdev))
2785#define radeon_dpm_get_sclk(rdev, l) rdev->asic->dpm.get_sclk((rdev), (l))
2786#define radeon_dpm_get_mclk(rdev, l) rdev->asic->dpm.get_mclk((rdev), (l))
2787#define radeon_dpm_print_power_state(rdev, ps) rdev->asic->dpm.print_power_state((rdev), (ps))
2788#define radeon_dpm_debugfs_print_current_performance_level(rdev, m) rdev->asic->dpm.debugfs_print_current_performance_level((rdev), (m))
2789#define radeon_dpm_force_performance_level(rdev, l) rdev->asic->dpm.force_performance_level((rdev), (l))
2790#define radeon_dpm_vblank_too_short(rdev) rdev->asic->dpm.vblank_too_short((rdev))
2791#define radeon_dpm_powergate_uvd(rdev, g) rdev->asic->dpm.powergate_uvd((rdev), (g))
2792#define radeon_dpm_enable_bapm(rdev, e) rdev->asic->dpm.enable_bapm((rdev), (e))
2793#define radeon_dpm_get_current_sclk(rdev) rdev->asic->dpm.get_current_sclk((rdev))
2794#define radeon_dpm_get_current_mclk(rdev) rdev->asic->dpm.get_current_mclk((rdev))
2795
2796/* Common functions */
2797/* AGP */
2798extern int radeon_gpu_reset(struct radeon_device *rdev);
2799extern void radeon_pci_config_reset(struct radeon_device *rdev);
2800extern void r600_set_bios_scratch_engine_hung(struct radeon_device *rdev, bool hung);
2801extern void radeon_agp_disable(struct radeon_device *rdev);
2802extern int radeon_modeset_init(struct radeon_device *rdev);
2803extern void radeon_modeset_fini(struct radeon_device *rdev);
2804extern bool radeon_card_posted(struct radeon_device *rdev);
2805extern void radeon_update_bandwidth_info(struct radeon_device *rdev);
2806extern void radeon_update_display_priority(struct radeon_device *rdev);
2807extern bool radeon_boot_test_post_card(struct radeon_device *rdev);
2808extern void radeon_scratch_init(struct radeon_device *rdev);
2809extern void radeon_wb_fini(struct radeon_device *rdev);
2810extern int radeon_wb_init(struct radeon_device *rdev);
2811extern void radeon_wb_disable(struct radeon_device *rdev);
2812extern void radeon_surface_init(struct radeon_device *rdev);
2813extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data);
2814extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable);
2815extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable);
2816extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain);
2817extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo);
2818extern int radeon_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2819 uint32_t flags);
2820extern bool radeon_ttm_tt_has_userptr(struct ttm_tt *ttm);
2821extern bool radeon_ttm_tt_is_readonly(struct ttm_tt *ttm);
2822extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base);
2823extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
2824extern int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2825extern int radeon_suspend_kms(struct drm_device *dev, bool suspend,
2826 bool fbcon, bool freeze);
2827extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size);
2828extern void radeon_program_register_sequence(struct radeon_device *rdev,
2829 const u32 *registers,
2830 const u32 array_size);
2831struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev);
2832
2833/*
2834 * vm
2835 */
2836int radeon_vm_manager_init(struct radeon_device *rdev);
2837void radeon_vm_manager_fini(struct radeon_device *rdev);
2838int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm);
2839void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm);
2840struct radeon_bo_list *radeon_vm_get_bos(struct radeon_device *rdev,
2841 struct radeon_vm *vm,
2842 struct list_head *head);
2843struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev,
2844 struct radeon_vm *vm, int ring);
2845void radeon_vm_flush(struct radeon_device *rdev,
2846 struct radeon_vm *vm,
2847 int ring, struct radeon_fence *fence);
2848void radeon_vm_fence(struct radeon_device *rdev,
2849 struct radeon_vm *vm,
2850 struct radeon_fence *fence);
2851uint64_t radeon_vm_map_gart(struct radeon_device *rdev, uint64_t addr);
2852int radeon_vm_update_page_directory(struct radeon_device *rdev,
2853 struct radeon_vm *vm);
2854int radeon_vm_clear_freed(struct radeon_device *rdev,
2855 struct radeon_vm *vm);
2856int radeon_vm_clear_invalids(struct radeon_device *rdev,
2857 struct radeon_vm *vm);
2858int radeon_vm_bo_update(struct radeon_device *rdev,
2859 struct radeon_bo_va *bo_va,
2860 struct ttm_mem_reg *mem);
2861void radeon_vm_bo_invalidate(struct radeon_device *rdev,
2862 struct radeon_bo *bo);
2863struct radeon_bo_va *radeon_vm_bo_find(struct radeon_vm *vm,
2864 struct radeon_bo *bo);
2865struct radeon_bo_va *radeon_vm_bo_add(struct radeon_device *rdev,
2866 struct radeon_vm *vm,
2867 struct radeon_bo *bo);
2868int radeon_vm_bo_set_addr(struct radeon_device *rdev,
2869 struct radeon_bo_va *bo_va,
2870 uint64_t offset,
2871 uint32_t flags);
2872void radeon_vm_bo_rmv(struct radeon_device *rdev,
2873 struct radeon_bo_va *bo_va);
2874
2875/* audio */
2876void r600_audio_update_hdmi(struct work_struct *work);
2877struct r600_audio_pin *r600_audio_get_pin(struct radeon_device *rdev);
2878struct r600_audio_pin *dce6_audio_get_pin(struct radeon_device *rdev);
2879void r600_audio_enable(struct radeon_device *rdev,
2880 struct r600_audio_pin *pin,
2881 u8 enable_mask);
2882void dce6_audio_enable(struct radeon_device *rdev,
2883 struct r600_audio_pin *pin,
2884 u8 enable_mask);
2885
2886/*
2887 * R600 vram scratch functions
2888 */
2889int r600_vram_scratch_init(struct radeon_device *rdev);
2890void r600_vram_scratch_fini(struct radeon_device *rdev);
2891
2892/*
2893 * r600 cs checking helper
2894 */
2895unsigned r600_mip_minify(unsigned size, unsigned level);
2896bool r600_fmt_is_valid_color(u32 format);
2897bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family);
2898int r600_fmt_get_blocksize(u32 format);
2899int r600_fmt_get_nblocksx(u32 format, u32 w);
2900int r600_fmt_get_nblocksy(u32 format, u32 h);
2901
2902/*
2903 * r600 functions used by radeon_encoder.c
2904 */
2905struct radeon_hdmi_acr {
2906 u32 clock;
2907
2908 int n_32khz;
2909 int cts_32khz;
2910
2911 int n_44_1khz;
2912 int cts_44_1khz;
2913
2914 int n_48khz;
2915 int cts_48khz;
2916
2917};
2918
2919extern struct radeon_hdmi_acr r600_hdmi_acr(uint32_t clock);
2920
2921extern u32 r6xx_remap_render_backend(struct radeon_device *rdev,
2922 u32 tiling_pipe_num,
2923 u32 max_rb_num,
2924 u32 total_max_rb_num,
2925 u32 enabled_rb_mask);
2926
2927/*
2928 * evergreen functions used by radeon_encoder.c
2929 */
2930
2931extern int ni_init_microcode(struct radeon_device *rdev);
2932extern int ni_mc_load_microcode(struct radeon_device *rdev);
2933
2934/* radeon_acpi.c */
2935#if defined(CONFIG_ACPI)
2936extern int radeon_acpi_init(struct radeon_device *rdev);
2937extern void radeon_acpi_fini(struct radeon_device *rdev);
2938extern bool radeon_acpi_is_pcie_performance_request_supported(struct radeon_device *rdev);
2939extern int radeon_acpi_pcie_performance_request(struct radeon_device *rdev,
2940 u8 perf_req, bool advertise);
2941extern int radeon_acpi_pcie_notify_device_ready(struct radeon_device *rdev);
2942#else
2943static inline int radeon_acpi_init(struct radeon_device *rdev) { return 0; }
2944static inline void radeon_acpi_fini(struct radeon_device *rdev) { }
2945#endif
2946
2947int radeon_cs_packet_parse(struct radeon_cs_parser *p,
2948 struct radeon_cs_packet *pkt,
2949 unsigned idx);
2950bool radeon_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p);
2951void radeon_cs_dump_packet(struct radeon_cs_parser *p,
2952 struct radeon_cs_packet *pkt);
2953int radeon_cs_packet_next_reloc(struct radeon_cs_parser *p,
2954 struct radeon_bo_list **cs_reloc,
2955 int nomm);
2956int r600_cs_common_vline_parse(struct radeon_cs_parser *p,
2957 uint32_t *vline_start_end,
2958 uint32_t *vline_status);
2959
2960/* interrupt control register helpers */
2961void radeon_irq_kms_set_irq_n_enabled(struct radeon_device *rdev,
2962 u32 reg, u32 mask,
2963 bool enable, const char *name,
2964 unsigned n);
2965
2966#include "radeon_object.h"
2967
2968#endif