2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
24 * Authors: Dave Airlie
31 #include <linux/atomic.h>
32 #include <linux/wait.h>
33 #include <linux/list.h>
34 #include <linux/kref.h>
35 #include <linux/interval_tree.h>
36 #include <linux/hashtable.h>
37 #include <linux/fence.h>
39 #include <ttm/ttm_bo_api.h>
40 #include <ttm/ttm_bo_driver.h>
41 #include <ttm/ttm_placement.h>
42 #include <ttm/ttm_module.h>
43 #include <ttm/ttm_execbuf_util.h>
45 #include <drm/drm_gem.h>
47 #include "amdgpu_family.h"
48 #include "amdgpu_mode.h"
49 #include "amdgpu_ih.h"
50 #include "amdgpu_irq.h"
51 #include "amdgpu_ucode.h"
52 #include "amdgpu_gds.h"
57 extern int amdgpu_modeset;
58 extern int amdgpu_vram_limit;
59 extern int amdgpu_gart_size;
60 extern int amdgpu_benchmarking;
61 extern int amdgpu_testing;
62 extern int amdgpu_audio;
63 extern int amdgpu_disp_priority;
64 extern int amdgpu_hw_i2c;
65 extern int amdgpu_pcie_gen2;
66 extern int amdgpu_msi;
67 extern int amdgpu_lockup_timeout;
68 extern int amdgpu_dpm;
69 extern int amdgpu_smc_load_fw;
70 extern int amdgpu_aspm;
71 extern int amdgpu_runtime_pm;
72 extern int amdgpu_hard_reset;
73 extern unsigned amdgpu_ip_block_mask;
74 extern int amdgpu_bapm;
75 extern int amdgpu_deep_color;
76 extern int amdgpu_vm_size;
77 extern int amdgpu_vm_block_size;
79 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */
80 #define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2)
81 /* AMDGPU_IB_POOL_SIZE must be a power of 2 */
82 #define AMDGPU_IB_POOL_SIZE 16
83 #define AMDGPU_DEBUGFS_MAX_COMPONENTS 32
84 #define AMDGPUFB_CONN_LIMIT 4
85 #define AMDGPU_BIOS_NUM_SCRATCH 8
87 /* fence seq are set to this number when signaled */
88 #define AMDGPU_FENCE_SIGNALED_SEQ 0LL
90 /* max number of rings */
91 #define AMDGPU_MAX_RINGS 16
92 #define AMDGPU_MAX_GFX_RINGS 1
93 #define AMDGPU_MAX_COMPUTE_RINGS 8
94 #define AMDGPU_MAX_VCE_RINGS 2
96 /* number of hw syncs before falling back on blocking */
97 #define AMDGPU_NUM_SYNCS 4
99 /* hardcode that limit for now */
100 #define AMDGPU_VA_RESERVED_SIZE (8 << 20)
102 /* hard reset data */
103 #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b
106 #define AMDGPU_RESET_GFX (1 << 0)
107 #define AMDGPU_RESET_COMPUTE (1 << 1)
108 #define AMDGPU_RESET_DMA (1 << 2)
109 #define AMDGPU_RESET_CP (1 << 3)
110 #define AMDGPU_RESET_GRBM (1 << 4)
111 #define AMDGPU_RESET_DMA1 (1 << 5)
112 #define AMDGPU_RESET_RLC (1 << 6)
113 #define AMDGPU_RESET_SEM (1 << 7)
114 #define AMDGPU_RESET_IH (1 << 8)
115 #define AMDGPU_RESET_VMC (1 << 9)
116 #define AMDGPU_RESET_MC (1 << 10)
117 #define AMDGPU_RESET_DISPLAY (1 << 11)
118 #define AMDGPU_RESET_UVD (1 << 12)
119 #define AMDGPU_RESET_VCE (1 << 13)
120 #define AMDGPU_RESET_VCE1 (1 << 14)
123 #define AMDGPU_CG_BLOCK_GFX (1 << 0)
124 #define AMDGPU_CG_BLOCK_MC (1 << 1)
125 #define AMDGPU_CG_BLOCK_SDMA (1 << 2)
126 #define AMDGPU_CG_BLOCK_UVD (1 << 3)
127 #define AMDGPU_CG_BLOCK_VCE (1 << 4)
128 #define AMDGPU_CG_BLOCK_HDP (1 << 5)
129 #define AMDGPU_CG_BLOCK_BIF (1 << 6)
132 #define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0)
133 #define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1)
134 #define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2)
135 #define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3)
136 #define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4)
137 #define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5)
138 #define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6)
139 #define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7)
140 #define AMDGPU_CG_SUPPORT_MC_LS (1 << 8)
141 #define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9)
142 #define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10)
143 #define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11)
144 #define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12)
145 #define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13)
146 #define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14)
147 #define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15)
148 #define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16)
151 #define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0)
152 #define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1)
153 #define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2)
154 #define AMDGPU_PG_SUPPORT_UVD (1 << 3)
155 #define AMDGPU_PG_SUPPORT_VCE (1 << 4)
156 #define AMDGPU_PG_SUPPORT_CP (1 << 5)
157 #define AMDGPU_PG_SUPPORT_GDS (1 << 6)
158 #define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7)
159 #define AMDGPU_PG_SUPPORT_SDMA (1 << 8)
160 #define AMDGPU_PG_SUPPORT_ACP (1 << 9)
161 #define AMDGPU_PG_SUPPORT_SAMU (1 << 10)
163 /* GFX current status */
164 #define AMDGPU_GFX_NORMAL_MODE 0x00000000L
165 #define AMDGPU_GFX_SAFE_MODE 0x00000001L
166 #define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
167 #define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
168 #define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
170 /* max cursor sizes (in pixels) */
171 #define CIK_CURSOR_WIDTH 128
172 #define CIK_CURSOR_HEIGHT 128
174 struct amdgpu_device;
179 struct amdgpu_semaphore;
180 struct amdgpu_cs_parser;
181 struct amdgpu_irq_src;
184 AMDGPU_CP_IRQ_GFX_EOP = 0,
185 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP,
186 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP,
187 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP,
188 AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP,
189 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP,
190 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP,
191 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP,
192 AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP,
197 enum amdgpu_sdma_irq {
198 AMDGPU_SDMA_IRQ_TRAP0 = 0,
199 AMDGPU_SDMA_IRQ_TRAP1,
204 enum amdgpu_thermal_irq {
205 AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0,
206 AMDGPU_THERMAL_IRQ_HIGH_TO_LOW,
208 AMDGPU_THERMAL_IRQ_LAST
214 enum amdgpu_ip_block_type {
215 AMDGPU_IP_BLOCK_TYPE_COMMON,
216 AMDGPU_IP_BLOCK_TYPE_GMC,
217 AMDGPU_IP_BLOCK_TYPE_IH,
218 AMDGPU_IP_BLOCK_TYPE_SMC,
219 AMDGPU_IP_BLOCK_TYPE_DCE,
220 AMDGPU_IP_BLOCK_TYPE_GFX,
221 AMDGPU_IP_BLOCK_TYPE_SDMA,
222 AMDGPU_IP_BLOCK_TYPE_UVD,
223 AMDGPU_IP_BLOCK_TYPE_VCE,
226 enum amdgpu_clockgating_state {
227 AMDGPU_CG_STATE_GATE = 0,
228 AMDGPU_CG_STATE_UNGATE,
231 enum amdgpu_powergating_state {
232 AMDGPU_PG_STATE_GATE = 0,
233 AMDGPU_PG_STATE_UNGATE,
236 struct amdgpu_ip_funcs {
237 /* sets up early driver state (pre sw_init), does not configure hw - Optional */
238 int (*early_init)(struct amdgpu_device *adev);
239 /* sets up late driver/hw state (post hw_init) - Optional */
240 int (*late_init)(struct amdgpu_device *adev);
241 /* sets up driver state, does not configure hw */
242 int (*sw_init)(struct amdgpu_device *adev);
243 /* tears down driver state, does not configure hw */
244 int (*sw_fini)(struct amdgpu_device *adev);
245 /* sets up the hw state */
246 int (*hw_init)(struct amdgpu_device *adev);
247 /* tears down the hw state */
248 int (*hw_fini)(struct amdgpu_device *adev);
249 /* handles IP specific hw/sw changes for suspend */
250 int (*suspend)(struct amdgpu_device *adev);
251 /* handles IP specific hw/sw changes for resume */
252 int (*resume)(struct amdgpu_device *adev);
253 /* returns current IP block idle status */
254 bool (*is_idle)(struct amdgpu_device *adev);
256 int (*wait_for_idle)(struct amdgpu_device *adev);
257 /* soft reset the IP block */
258 int (*soft_reset)(struct amdgpu_device *adev);
259 /* dump the IP block status registers */
260 void (*print_status)(struct amdgpu_device *adev);
261 /* enable/disable cg for the IP block */
262 int (*set_clockgating_state)(struct amdgpu_device *adev,
263 enum amdgpu_clockgating_state state);
264 /* enable/disable pg for the IP block */
265 int (*set_powergating_state)(struct amdgpu_device *adev,
266 enum amdgpu_powergating_state state);
269 int amdgpu_set_clockgating_state(struct amdgpu_device *adev,
270 enum amdgpu_ip_block_type block_type,
271 enum amdgpu_clockgating_state state);
272 int amdgpu_set_powergating_state(struct amdgpu_device *adev,
273 enum amdgpu_ip_block_type block_type,
274 enum amdgpu_powergating_state state);
276 struct amdgpu_ip_block_version {
277 enum amdgpu_ip_block_type type;
281 const struct amdgpu_ip_funcs *funcs;
284 int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev,
285 enum amdgpu_ip_block_type type,
286 u32 major, u32 minor);
288 const struct amdgpu_ip_block_version * amdgpu_get_ip_block(
289 struct amdgpu_device *adev,
290 enum amdgpu_ip_block_type type);
292 /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */
293 struct amdgpu_buffer_funcs {
294 /* maximum bytes in a single operation */
295 uint32_t copy_max_bytes;
297 /* number of dw to reserve per operation */
298 unsigned copy_num_dw;
300 /* used for buffer migration */
301 void (*emit_copy_buffer)(struct amdgpu_ring *ring,
302 /* src addr in bytes */
304 /* dst addr in bytes */
306 /* number of byte to transfer */
307 uint32_t byte_count);
309 /* maximum bytes in a single operation */
310 uint32_t fill_max_bytes;
312 /* number of dw to reserve per operation */
313 unsigned fill_num_dw;
315 /* used for buffer clearing */
316 void (*emit_fill_buffer)(struct amdgpu_ring *ring,
317 /* value to write to memory */
319 /* dst addr in bytes */
321 /* number of byte to fill */
322 uint32_t byte_count);
325 /* provided by hw blocks that can write ptes, e.g., sdma */
326 struct amdgpu_vm_pte_funcs {
327 /* copy pte entries from GART */
328 void (*copy_pte)(struct amdgpu_ib *ib,
329 uint64_t pe, uint64_t src,
331 /* write pte one entry at a time with addr mapping */
332 void (*write_pte)(struct amdgpu_ib *ib,
334 uint64_t addr, unsigned count,
335 uint32_t incr, uint32_t flags);
336 /* for linear pte/pde updates without addr mapping */
337 void (*set_pte_pde)(struct amdgpu_ib *ib,
339 uint64_t addr, unsigned count,
340 uint32_t incr, uint32_t flags);
341 /* pad the indirect buffer to the necessary number of dw */
342 void (*pad_ib)(struct amdgpu_ib *ib);
345 /* provided by the gmc block */
346 struct amdgpu_gart_funcs {
347 /* flush the vm tlb via mmio */
348 void (*flush_gpu_tlb)(struct amdgpu_device *adev,
350 /* write pte/pde updates using the cpu */
351 int (*set_pte_pde)(struct amdgpu_device *adev,
352 void *cpu_pt_addr, /* cpu addr of page table */
353 uint32_t gpu_page_idx, /* pte/pde to update */
354 uint64_t addr, /* addr to write into pte/pde */
355 uint32_t flags); /* access flags */
358 /* provided by the ih block */
359 struct amdgpu_ih_funcs {
360 /* ring read/write ptr handling, called from interrupt context */
361 u32 (*get_wptr)(struct amdgpu_device *adev);
362 void (*decode_iv)(struct amdgpu_device *adev,
363 struct amdgpu_iv_entry *entry);
364 void (*set_rptr)(struct amdgpu_device *adev);
367 /* provided by hw blocks that expose a ring buffer for commands */
368 struct amdgpu_ring_funcs {
369 /* ring read/write ptr handling */
370 u32 (*get_rptr)(struct amdgpu_ring *ring);
371 u32 (*get_wptr)(struct amdgpu_ring *ring);
372 void (*set_wptr)(struct amdgpu_ring *ring);
373 /* validating and patching of IBs */
374 int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx);
375 /* command emit functions */
376 void (*emit_ib)(struct amdgpu_ring *ring,
377 struct amdgpu_ib *ib);
378 void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr,
379 uint64_t seq, bool write64bit);
380 bool (*emit_semaphore)(struct amdgpu_ring *ring,
381 struct amdgpu_semaphore *semaphore,
383 void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id,
385 void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid,
386 uint32_t gds_base, uint32_t gds_size,
387 uint32_t gws_base, uint32_t gws_size,
388 uint32_t oa_base, uint32_t oa_size);
389 /* testing functions */
390 int (*test_ring)(struct amdgpu_ring *ring);
391 int (*test_ib)(struct amdgpu_ring *ring);
392 bool (*is_lockup)(struct amdgpu_ring *ring);
398 bool amdgpu_get_bios(struct amdgpu_device *adev);
399 bool amdgpu_read_bios(struct amdgpu_device *adev);
404 struct amdgpu_dummy_page {
408 int amdgpu_dummy_page_init(struct amdgpu_device *adev);
409 void amdgpu_dummy_page_fini(struct amdgpu_device *adev);
416 #define AMDGPU_MAX_PPLL 3
418 struct amdgpu_clock {
419 struct amdgpu_pll ppll[AMDGPU_MAX_PPLL];
420 struct amdgpu_pll spll;
421 struct amdgpu_pll mpll;
423 uint32_t default_mclk;
424 uint32_t default_sclk;
425 uint32_t default_dispclk;
426 uint32_t current_dispclk;
428 uint32_t max_pixel_clock;
434 struct amdgpu_fence_driver {
435 struct amdgpu_ring *ring;
437 volatile uint32_t *cpu_addr;
438 /* sync_seq is protected by ring emission lock */
439 uint64_t sync_seq[AMDGPU_MAX_RINGS];
443 struct amdgpu_irq_src *irq_src;
445 struct delayed_work lockup_work;
448 /* some special values for the owner field */
449 #define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul)
450 #define AMDGPU_FENCE_OWNER_VM ((void*)1ul)
451 #define AMDGPU_FENCE_OWNER_MOVE ((void*)2ul)
453 struct amdgpu_fence {
457 struct amdgpu_ring *ring;
460 /* filp or special value for fence creator */
463 wait_queue_t fence_wake;
466 struct amdgpu_user_fence {
468 struct amdgpu_bo *bo;
469 /* write-back address offset to bo start */
473 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
474 void amdgpu_fence_driver_fini(struct amdgpu_device *adev);
475 void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev);
477 void amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring);
478 int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
479 struct amdgpu_irq_src *irq_src,
481 int amdgpu_fence_emit(struct amdgpu_ring *ring, void *owner,
482 struct amdgpu_fence **fence);
483 void amdgpu_fence_process(struct amdgpu_ring *ring);
484 int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
485 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
486 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
488 bool amdgpu_fence_signaled(struct amdgpu_fence *fence);
489 int amdgpu_fence_wait(struct amdgpu_fence *fence, bool interruptible);
490 int amdgpu_fence_wait_any(struct amdgpu_device *adev,
491 struct amdgpu_fence **fences,
493 long amdgpu_fence_wait_seq_timeout(struct amdgpu_device *adev,
494 u64 *target_seq, bool intr,
496 struct amdgpu_fence *amdgpu_fence_ref(struct amdgpu_fence *fence);
497 void amdgpu_fence_unref(struct amdgpu_fence **fence);
499 bool amdgpu_fence_need_sync(struct amdgpu_fence *fence,
500 struct amdgpu_ring *ring);
501 void amdgpu_fence_note_sync(struct amdgpu_fence *fence,
502 struct amdgpu_ring *ring);
504 static inline struct amdgpu_fence *amdgpu_fence_later(struct amdgpu_fence *a,
505 struct amdgpu_fence *b)
515 BUG_ON(a->ring != b->ring);
517 if (a->seq > b->seq) {
524 static inline bool amdgpu_fence_is_earlier(struct amdgpu_fence *a,
525 struct amdgpu_fence *b)
535 BUG_ON(a->ring != b->ring);
537 return a->seq < b->seq;
540 int amdgpu_user_fence_emit(struct amdgpu_ring *ring, struct amdgpu_user_fence *user,
541 void *owner, struct amdgpu_fence **fence);
547 struct ttm_bo_global_ref bo_global_ref;
548 struct drm_global_reference mem_global_ref;
549 struct ttm_bo_device bdev;
550 bool mem_global_referenced;
553 #if defined(CONFIG_DEBUG_FS)
558 /* buffer handling */
559 const struct amdgpu_buffer_funcs *buffer_funcs;
560 struct amdgpu_ring *buffer_funcs_ring;
563 int amdgpu_copy_buffer(struct amdgpu_ring *ring,
567 struct reservation_object *resv,
568 struct amdgpu_fence **fence);
569 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
571 struct amdgpu_bo_list_entry {
572 struct amdgpu_bo *robj;
573 struct ttm_validate_buffer tv;
574 struct amdgpu_bo_va *bo_va;
575 unsigned prefered_domains;
576 unsigned allowed_domains;
580 struct amdgpu_bo_va_mapping {
581 struct list_head list;
582 struct interval_tree_node it;
587 /* bo virtual addresses in a specific vm */
588 struct amdgpu_bo_va {
589 /* protected by bo being reserved */
590 struct list_head bo_list;
592 struct amdgpu_fence *last_pt_update;
595 /* protected by vm mutex */
596 struct list_head mappings;
597 struct list_head vm_status;
599 /* constant after initialization */
600 struct amdgpu_vm *vm;
601 struct amdgpu_bo *bo;
605 /* Protected by gem.mutex */
606 struct list_head list;
607 /* Protected by tbo.reserved */
609 struct ttm_place placements[4];
610 struct ttm_placement placement;
611 struct ttm_buffer_object tbo;
612 struct ttm_bo_kmap_obj kmap;
620 /* list of all virtual address to which this bo
624 /* Constant after initialization */
625 struct amdgpu_device *adev;
626 struct drm_gem_object gem_base;
628 struct ttm_bo_kmap_obj dma_buf_vmap;
630 struct amdgpu_mn *mn;
631 struct list_head mn_list;
633 #define gem_to_amdgpu_bo(gobj) container_of((gobj), struct amdgpu_bo, gem_base)
635 void amdgpu_gem_object_free(struct drm_gem_object *obj);
636 int amdgpu_gem_object_open(struct drm_gem_object *obj,
637 struct drm_file *file_priv);
638 void amdgpu_gem_object_close(struct drm_gem_object *obj,
639 struct drm_file *file_priv);
640 unsigned long amdgpu_gem_timeout(uint64_t timeout_ns);
641 struct sg_table *amdgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
642 struct drm_gem_object *amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
643 struct dma_buf_attachment *attach,
644 struct sg_table *sg);
645 struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
646 struct drm_gem_object *gobj,
648 int amdgpu_gem_prime_pin(struct drm_gem_object *obj);
649 void amdgpu_gem_prime_unpin(struct drm_gem_object *obj);
650 struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *);
651 void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
652 void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
653 int amdgpu_gem_debugfs_init(struct amdgpu_device *adev);
655 /* sub-allocation manager, it has to be protected by another lock.
656 * By conception this is an helper for other part of the driver
657 * like the indirect buffer or semaphore, which both have their
660 * Principe is simple, we keep a list of sub allocation in offset
661 * order (first entry has offset == 0, last entry has the highest
664 * When allocating new object we first check if there is room at
665 * the end total_size - (last_object_offset + last_object_size) >=
666 * alloc_size. If so we allocate new object there.
668 * When there is not enough room at the end, we start waiting for
669 * each sub object until we reach object_offset+object_size >=
670 * alloc_size, this object then become the sub object we return.
672 * Alignment can't be bigger than page size.
674 * Hole are not considered for allocation to keep things simple.
675 * Assumption is that there won't be hole (all object on same
678 struct amdgpu_sa_manager {
679 wait_queue_head_t wq;
680 struct amdgpu_bo *bo;
681 struct list_head *hole;
682 struct list_head flist[AMDGPU_MAX_RINGS];
683 struct list_head olist;
693 /* sub-allocation buffer */
694 struct amdgpu_sa_bo {
695 struct list_head olist;
696 struct list_head flist;
697 struct amdgpu_sa_manager *manager;
700 struct amdgpu_fence *fence;
708 struct list_head objects;
711 int amdgpu_gem_init(struct amdgpu_device *adev);
712 void amdgpu_gem_fini(struct amdgpu_device *adev);
713 int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size,
714 int alignment, u32 initial_domain,
715 u64 flags, bool kernel,
716 struct drm_gem_object **obj);
718 int amdgpu_mode_dumb_create(struct drm_file *file_priv,
719 struct drm_device *dev,
720 struct drm_mode_create_dumb *args);
721 int amdgpu_mode_dumb_mmap(struct drm_file *filp,
722 struct drm_device *dev,
723 uint32_t handle, uint64_t *offset_p);
728 struct amdgpu_semaphore {
729 struct amdgpu_sa_bo *sa_bo;
734 int amdgpu_semaphore_create(struct amdgpu_device *adev,
735 struct amdgpu_semaphore **semaphore);
736 bool amdgpu_semaphore_emit_signal(struct amdgpu_ring *ring,
737 struct amdgpu_semaphore *semaphore);
738 bool amdgpu_semaphore_emit_wait(struct amdgpu_ring *ring,
739 struct amdgpu_semaphore *semaphore);
740 void amdgpu_semaphore_free(struct amdgpu_device *adev,
741 struct amdgpu_semaphore **semaphore,
742 struct amdgpu_fence *fence);
748 struct amdgpu_semaphore *semaphores[AMDGPU_NUM_SYNCS];
749 struct amdgpu_fence *sync_to[AMDGPU_MAX_RINGS];
750 struct amdgpu_fence *last_vm_update;
753 void amdgpu_sync_create(struct amdgpu_sync *sync);
754 void amdgpu_sync_fence(struct amdgpu_sync *sync,
755 struct amdgpu_fence *fence);
756 int amdgpu_sync_resv(struct amdgpu_device *adev,
757 struct amdgpu_sync *sync,
758 struct reservation_object *resv,
760 int amdgpu_sync_rings(struct amdgpu_sync *sync,
761 struct amdgpu_ring *ring);
762 void amdgpu_sync_free(struct amdgpu_device *adev, struct amdgpu_sync *sync,
763 struct amdgpu_fence *fence);
766 * GART structures, functions & helpers
770 #define AMDGPU_GPU_PAGE_SIZE 4096
771 #define AMDGPU_GPU_PAGE_MASK (AMDGPU_GPU_PAGE_SIZE - 1)
772 #define AMDGPU_GPU_PAGE_SHIFT 12
773 #define AMDGPU_GPU_PAGE_ALIGN(a) (((a) + AMDGPU_GPU_PAGE_MASK) & ~AMDGPU_GPU_PAGE_MASK)
776 dma_addr_t table_addr;
777 struct amdgpu_bo *robj;
779 unsigned num_gpu_pages;
780 unsigned num_cpu_pages;
783 dma_addr_t *pages_addr;
785 const struct amdgpu_gart_funcs *gart_funcs;
788 int amdgpu_gart_table_ram_alloc(struct amdgpu_device *adev);
789 void amdgpu_gart_table_ram_free(struct amdgpu_device *adev);
790 int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev);
791 void amdgpu_gart_table_vram_free(struct amdgpu_device *adev);
792 int amdgpu_gart_table_vram_pin(struct amdgpu_device *adev);
793 void amdgpu_gart_table_vram_unpin(struct amdgpu_device *adev);
794 int amdgpu_gart_init(struct amdgpu_device *adev);
795 void amdgpu_gart_fini(struct amdgpu_device *adev);
796 void amdgpu_gart_unbind(struct amdgpu_device *adev, unsigned offset,
798 int amdgpu_gart_bind(struct amdgpu_device *adev, unsigned offset,
799 int pages, struct page **pagelist,
800 dma_addr_t *dma_addr, uint32_t flags);
803 * GPU MC structures, functions & helpers
806 resource_size_t aper_size;
807 resource_size_t aper_base;
808 resource_size_t agp_base;
809 /* for some chips with <= 32MB we need to lie
810 * about vram size near mc fb location */
812 u64 visible_vram_size;
823 const struct firmware *fw; /* MC firmware */
825 struct amdgpu_irq_src vm_fault;
830 * GPU doorbell structures, functions & helpers
832 typedef enum _AMDGPU_DOORBELL_ASSIGNMENT
834 AMDGPU_DOORBELL_KIQ = 0x000,
835 AMDGPU_DOORBELL_HIQ = 0x001,
836 AMDGPU_DOORBELL_DIQ = 0x002,
837 AMDGPU_DOORBELL_MEC_RING0 = 0x010,
838 AMDGPU_DOORBELL_MEC_RING1 = 0x011,
839 AMDGPU_DOORBELL_MEC_RING2 = 0x012,
840 AMDGPU_DOORBELL_MEC_RING3 = 0x013,
841 AMDGPU_DOORBELL_MEC_RING4 = 0x014,
842 AMDGPU_DOORBELL_MEC_RING5 = 0x015,
843 AMDGPU_DOORBELL_MEC_RING6 = 0x016,
844 AMDGPU_DOORBELL_MEC_RING7 = 0x017,
845 AMDGPU_DOORBELL_GFX_RING0 = 0x020,
846 AMDGPU_DOORBELL_sDMA_ENGINE0 = 0x1E0,
847 AMDGPU_DOORBELL_sDMA_ENGINE1 = 0x1E1,
848 AMDGPU_DOORBELL_IH = 0x1E8,
849 AMDGPU_DOORBELL_MAX_ASSIGNMENT = 0x3FF,
850 AMDGPU_DOORBELL_INVALID = 0xFFFF
851 } AMDGPU_DOORBELL_ASSIGNMENT;
853 struct amdgpu_doorbell {
855 resource_size_t base;
856 resource_size_t size;
858 u32 num_doorbells; /* Number of doorbells actually reserved for amdgpu. */
861 void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
862 phys_addr_t *aperture_base,
863 size_t *aperture_size,
864 size_t *start_offset);
870 struct amdgpu_flip_work {
871 struct work_struct flip_work;
872 struct work_struct unpin_work;
873 struct amdgpu_device *adev;
876 struct drm_pending_vblank_event *event;
877 struct amdgpu_bo *old_rbo;
887 struct amdgpu_sa_bo *sa_bo;
891 struct amdgpu_ring *ring;
892 struct amdgpu_fence *fence;
893 struct amdgpu_user_fence *user;
894 struct amdgpu_vm *vm;
896 bool flush_hdp_writefifo;
897 struct amdgpu_sync sync;
899 uint32_t gds_base, gds_size;
900 uint32_t gws_base, gws_size;
901 uint32_t oa_base, oa_size;
904 enum amdgpu_ring_type {
905 AMDGPU_RING_TYPE_GFX,
906 AMDGPU_RING_TYPE_COMPUTE,
907 AMDGPU_RING_TYPE_SDMA,
908 AMDGPU_RING_TYPE_UVD,
913 struct amdgpu_device *adev;
914 const struct amdgpu_ring_funcs *funcs;
915 struct amdgpu_fence_driver fence_drv;
917 struct mutex *ring_lock;
918 struct amdgpu_bo *ring_obj;
919 volatile uint32_t *ring;
921 u64 next_rptr_gpu_addr;
922 volatile u32 *next_rptr_cpu_addr;
926 unsigned ring_free_dw;
929 atomic64_t last_activity;
936 u64 last_semaphore_signal_addr;
937 u64 last_semaphore_wait_addr;
941 struct amdgpu_bo *mqd_obj;
945 unsigned next_rptr_offs;
947 struct drm_file *current_filp;
948 unsigned current_ctx;
949 bool need_ctx_switch;
950 enum amdgpu_ring_type type;
958 /* maximum number of VMIDs */
959 #define AMDGPU_NUM_VM 16
961 /* number of entries in page table */
962 #define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
964 /* PTBs (Page Table Blocks) need to be aligned to 32K */
965 #define AMDGPU_VM_PTB_ALIGN_SIZE 32768
966 #define AMDGPU_VM_PTB_ALIGN_MASK (AMDGPU_VM_PTB_ALIGN_SIZE - 1)
967 #define AMDGPU_VM_PTB_ALIGN(a) (((a) + AMDGPU_VM_PTB_ALIGN_MASK) & ~AMDGPU_VM_PTB_ALIGN_MASK)
969 #define AMDGPU_PTE_VALID (1 << 0)
970 #define AMDGPU_PTE_SYSTEM (1 << 1)
971 #define AMDGPU_PTE_SNOOPED (1 << 2)
974 #define AMDGPU_PTE_EXECUTABLE (1 << 4)
976 #define AMDGPU_PTE_READABLE (1 << 5)
977 #define AMDGPU_PTE_WRITEABLE (1 << 6)
979 /* PTE (Page Table Entry) fragment field for different page sizes */
980 #define AMDGPU_PTE_FRAG_4KB (0 << 7)
981 #define AMDGPU_PTE_FRAG_64KB (4 << 7)
982 #define AMDGPU_LOG2_PAGES_PER_FRAG 4
984 struct amdgpu_vm_pt {
985 struct amdgpu_bo *bo;
989 struct amdgpu_vm_id {
991 uint64_t pd_gpu_addr;
992 /* last flushed PD/PT update */
993 struct amdgpu_fence *flushed_updates;
994 /* last use of vmid */
995 struct amdgpu_fence *last_id_use;
1003 /* protecting invalidated and freed */
1004 spinlock_t status_lock;
1006 /* BOs moved, but not yet updated in the PT */
1007 struct list_head invalidated;
1009 /* BOs freed, but not yet updated in the PT */
1010 struct list_head freed;
1012 /* contains the page directory */
1013 struct amdgpu_bo *page_directory;
1014 unsigned max_pde_used;
1016 /* array of page tables, one for each page directory entry */
1017 struct amdgpu_vm_pt *page_tables;
1019 /* for id and flush management per ring */
1020 struct amdgpu_vm_id ids[AMDGPU_MAX_RINGS];
1023 struct amdgpu_vm_manager {
1024 struct amdgpu_fence *active[AMDGPU_NUM_VM];
1026 /* number of VMIDs */
1028 /* vram base address for page table entry */
1029 u64 vram_base_offset;
1030 /* is vm enabled? */
1032 /* for hw to save the PD addr on suspend/resume */
1033 uint32_t saved_table_addr[AMDGPU_NUM_VM];
1034 /* vm pte handling */
1035 const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
1036 struct amdgpu_ring *vm_pte_funcs_ring;
1040 * context related structures
1043 struct amdgpu_ctx_state {
1049 /* call kref_get()before CS start and kref_put() after CS fence signaled */
1050 struct kref refcount;
1051 struct amdgpu_fpriv *fpriv;
1052 struct amdgpu_ctx_state state;
1056 struct amdgpu_ctx_mgr {
1057 struct amdgpu_device *adev;
1058 struct idr ctx_handles;
1059 /* lock for IDR system */
1064 * file private structure
1067 struct amdgpu_fpriv {
1068 struct amdgpu_vm vm;
1069 struct mutex bo_list_lock;
1070 struct idr bo_list_handles;
1071 struct amdgpu_ctx_mgr ctx_mgr;
1078 struct amdgpu_bo_list {
1080 struct amdgpu_bo *gds_obj;
1081 struct amdgpu_bo *gws_obj;
1082 struct amdgpu_bo *oa_obj;
1084 unsigned num_entries;
1085 struct amdgpu_bo_list_entry *array;
1088 struct amdgpu_bo_list *
1089 amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id);
1090 void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
1091 void amdgpu_bo_list_free(struct amdgpu_bo_list *list);
1096 #include "clearstate_defs.h"
1099 /* for power gating */
1100 struct amdgpu_bo *save_restore_obj;
1101 uint64_t save_restore_gpu_addr;
1102 volatile uint32_t *sr_ptr;
1103 const u32 *reg_list;
1105 /* for clear state */
1106 struct amdgpu_bo *clear_state_obj;
1107 uint64_t clear_state_gpu_addr;
1108 volatile uint32_t *cs_ptr;
1109 const struct cs_section_def *cs_data;
1110 u32 clear_state_size;
1112 struct amdgpu_bo *cp_table_obj;
1113 uint64_t cp_table_gpu_addr;
1114 volatile uint32_t *cp_table_ptr;
1119 struct amdgpu_bo *hpd_eop_obj;
1120 u64 hpd_eop_gpu_addr;
1127 * GPU scratch registers structures, functions & helpers
1129 struct amdgpu_scratch {
1137 * GFX configurations
1139 struct amdgpu_gca_config {
1140 unsigned max_shader_engines;
1141 unsigned max_tile_pipes;
1142 unsigned max_cu_per_sh;
1143 unsigned max_sh_per_se;
1144 unsigned max_backends_per_se;
1145 unsigned max_texture_channel_caches;
1147 unsigned max_gs_threads;
1148 unsigned max_hw_contexts;
1149 unsigned sc_prim_fifo_size_frontend;
1150 unsigned sc_prim_fifo_size_backend;
1151 unsigned sc_hiz_tile_fifo_size;
1152 unsigned sc_earlyz_tile_fifo_size;
1154 unsigned num_tile_pipes;
1155 unsigned backend_enable_mask;
1156 unsigned mem_max_burst_length_bytes;
1157 unsigned mem_row_size_in_kb;
1158 unsigned shader_engine_tile_size;
1160 unsigned multi_gpu_tile_size;
1161 unsigned mc_arb_ramcfg;
1162 unsigned gb_addr_config;
1164 uint32_t tile_mode_array[32];
1165 uint32_t macrotile_mode_array[16];
1169 struct mutex gpu_clock_mutex;
1170 struct amdgpu_gca_config config;
1171 struct amdgpu_rlc rlc;
1172 struct amdgpu_mec mec;
1173 struct amdgpu_scratch scratch;
1174 const struct firmware *me_fw; /* ME firmware */
1175 uint32_t me_fw_version;
1176 const struct firmware *pfp_fw; /* PFP firmware */
1177 uint32_t pfp_fw_version;
1178 const struct firmware *ce_fw; /* CE firmware */
1179 uint32_t ce_fw_version;
1180 const struct firmware *rlc_fw; /* RLC firmware */
1181 uint32_t rlc_fw_version;
1182 const struct firmware *mec_fw; /* MEC firmware */
1183 uint32_t mec_fw_version;
1184 const struct firmware *mec2_fw; /* MEC2 firmware */
1185 uint32_t mec2_fw_version;
1186 struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
1187 unsigned num_gfx_rings;
1188 struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
1189 unsigned num_compute_rings;
1190 struct amdgpu_irq_src eop_irq;
1191 struct amdgpu_irq_src priv_reg_irq;
1192 struct amdgpu_irq_src priv_inst_irq;
1194 uint32_t gfx_current_status;
1195 /* sync signal for const engine */
1196 unsigned ce_sync_offs;
1199 int amdgpu_ib_get(struct amdgpu_ring *ring, struct amdgpu_vm *vm,
1200 unsigned size, struct amdgpu_ib *ib);
1201 void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib);
1202 int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
1203 struct amdgpu_ib *ib, void *owner);
1204 int amdgpu_ib_pool_init(struct amdgpu_device *adev);
1205 void amdgpu_ib_pool_fini(struct amdgpu_device *adev);
1206 int amdgpu_ib_ring_tests(struct amdgpu_device *adev);
1207 /* Ring access between begin & end cannot sleep */
1208 void amdgpu_ring_free_size(struct amdgpu_ring *ring);
1209 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
1210 int amdgpu_ring_lock(struct amdgpu_ring *ring, unsigned ndw);
1211 void amdgpu_ring_commit(struct amdgpu_ring *ring);
1212 void amdgpu_ring_unlock_commit(struct amdgpu_ring *ring);
1213 void amdgpu_ring_undo(struct amdgpu_ring *ring);
1214 void amdgpu_ring_unlock_undo(struct amdgpu_ring *ring);
1215 void amdgpu_ring_lockup_update(struct amdgpu_ring *ring);
1216 bool amdgpu_ring_test_lockup(struct amdgpu_ring *ring);
1217 unsigned amdgpu_ring_backup(struct amdgpu_ring *ring,
1219 int amdgpu_ring_restore(struct amdgpu_ring *ring,
1220 unsigned size, uint32_t *data);
1221 int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
1222 unsigned ring_size, u32 nop, u32 align_mask,
1223 struct amdgpu_irq_src *irq_src, unsigned irq_type,
1224 enum amdgpu_ring_type ring_type);
1225 void amdgpu_ring_fini(struct amdgpu_ring *ring);
1230 struct amdgpu_cs_chunk {
1234 void __user *user_ptr;
1237 struct amdgpu_cs_parser {
1238 struct amdgpu_device *adev;
1239 struct drm_file *filp;
1241 struct amdgpu_bo_list *bo_list;
1244 struct amdgpu_cs_chunk *chunks;
1246 struct amdgpu_bo_list_entry *vm_bos;
1247 struct amdgpu_bo_list_entry *ib_bos;
1248 struct list_head validated;
1250 struct amdgpu_ib *ibs;
1253 struct ww_acquire_ctx ticket;
1256 struct amdgpu_user_fence uf;
1259 static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, uint32_t ib_idx, int idx)
1261 return p->ibs[ib_idx].ptr[idx];
1267 #define AMDGPU_MAX_WB 1024 /* Reserve at most 1024 WB slots for amdgpu-owned rings. */
1270 struct amdgpu_bo *wb_obj;
1271 volatile uint32_t *wb;
1273 u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */
1274 unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)];
1277 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
1278 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
1281 * struct amdgpu_pm - power management datas
1282 * It keeps track of various data needed to take powermanagement decision.
1285 enum amdgpu_pm_state_type {
1286 /* not used for dpm */
1287 POWER_STATE_TYPE_DEFAULT,
1288 POWER_STATE_TYPE_POWERSAVE,
1289 /* user selectable states */
1290 POWER_STATE_TYPE_BATTERY,
1291 POWER_STATE_TYPE_BALANCED,
1292 POWER_STATE_TYPE_PERFORMANCE,
1293 /* internal states */
1294 POWER_STATE_TYPE_INTERNAL_UVD,
1295 POWER_STATE_TYPE_INTERNAL_UVD_SD,
1296 POWER_STATE_TYPE_INTERNAL_UVD_HD,
1297 POWER_STATE_TYPE_INTERNAL_UVD_HD2,
1298 POWER_STATE_TYPE_INTERNAL_UVD_MVC,
1299 POWER_STATE_TYPE_INTERNAL_BOOT,
1300 POWER_STATE_TYPE_INTERNAL_THERMAL,
1301 POWER_STATE_TYPE_INTERNAL_ACPI,
1302 POWER_STATE_TYPE_INTERNAL_ULV,
1303 POWER_STATE_TYPE_INTERNAL_3DPERF,
1306 enum amdgpu_int_thermal_type {
1308 THERMAL_TYPE_EXTERNAL,
1309 THERMAL_TYPE_EXTERNAL_GPIO,
1312 THERMAL_TYPE_ADT7473_WITH_INTERNAL,
1313 THERMAL_TYPE_EVERGREEN,
1317 THERMAL_TYPE_EMC2103_WITH_INTERNAL,
1322 enum amdgpu_dpm_auto_throttle_src {
1323 AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL,
1324 AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL
1327 enum amdgpu_dpm_event_src {
1328 AMDGPU_DPM_EVENT_SRC_ANALOG = 0,
1329 AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1,
1330 AMDGPU_DPM_EVENT_SRC_DIGITAL = 2,
1331 AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
1332 AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
1335 #define AMDGPU_MAX_VCE_LEVELS 6
1337 enum amdgpu_vce_level {
1338 AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */
1339 AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */
1340 AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */
1341 AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */
1342 AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */
1343 AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */
1347 u32 caps; /* vbios flags */
1348 u32 class; /* vbios flags */
1349 u32 class2; /* vbios flags */
1357 enum amdgpu_vce_level vce_level;
1362 struct amdgpu_dpm_thermal {
1363 /* thermal interrupt work */
1364 struct work_struct work;
1365 /* low temperature threshold */
1367 /* high temperature threshold */
1369 /* was last interrupt low to high or high to low */
1371 /* interrupt source */
1372 struct amdgpu_irq_src irq;
1375 enum amdgpu_clk_action
1381 struct amdgpu_blacklist_clocks
1385 enum amdgpu_clk_action action;
1388 struct amdgpu_clock_and_voltage_limits {
1395 struct amdgpu_clock_array {
1400 struct amdgpu_clock_voltage_dependency_entry {
1405 struct amdgpu_clock_voltage_dependency_table {
1407 struct amdgpu_clock_voltage_dependency_entry *entries;
1410 union amdgpu_cac_leakage_entry {
1422 struct amdgpu_cac_leakage_table {
1424 union amdgpu_cac_leakage_entry *entries;
1427 struct amdgpu_phase_shedding_limits_entry {
1433 struct amdgpu_phase_shedding_limits_table {
1435 struct amdgpu_phase_shedding_limits_entry *entries;
1438 struct amdgpu_uvd_clock_voltage_dependency_entry {
1444 struct amdgpu_uvd_clock_voltage_dependency_table {
1446 struct amdgpu_uvd_clock_voltage_dependency_entry *entries;
1449 struct amdgpu_vce_clock_voltage_dependency_entry {
1455 struct amdgpu_vce_clock_voltage_dependency_table {
1457 struct amdgpu_vce_clock_voltage_dependency_entry *entries;
1460 struct amdgpu_ppm_table {
1462 u16 cpu_core_number;
1464 u32 small_ac_platform_tdp;
1466 u32 small_ac_platform_tdc;
1473 struct amdgpu_cac_tdp_table {
1475 u16 configurable_tdp;
1477 u16 battery_power_limit;
1478 u16 small_power_limit;
1479 u16 low_cac_leakage;
1480 u16 high_cac_leakage;
1481 u16 maximum_power_delivery_limit;
1484 struct amdgpu_dpm_dynamic_state {
1485 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk;
1486 struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk;
1487 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk;
1488 struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk;
1489 struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk;
1490 struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table;
1491 struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table;
1492 struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table;
1493 struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table;
1494 struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk;
1495 struct amdgpu_clock_array valid_sclk_values;
1496 struct amdgpu_clock_array valid_mclk_values;
1497 struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc;
1498 struct amdgpu_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 amdgpu_cac_leakage_table cac_leakage_table;
1504 struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table;
1505 struct amdgpu_ppm_table *ppm_table;
1506 struct amdgpu_cac_tdp_table *cac_tdp_table;
1509 struct amdgpu_dpm_fan {
1520 u16 default_max_fan_pwm;
1521 u16 default_fan_output_sensitivity;
1522 u16 fan_output_sensitivity;
1523 bool ucode_fan_control;
1526 enum amdgpu_pcie_gen {
1527 AMDGPU_PCIE_GEN1 = 0,
1528 AMDGPU_PCIE_GEN2 = 1,
1529 AMDGPU_PCIE_GEN3 = 2,
1530 AMDGPU_PCIE_GEN_INVALID = 0xffff
1533 enum amdgpu_dpm_forced_level {
1534 AMDGPU_DPM_FORCED_LEVEL_AUTO = 0,
1535 AMDGPU_DPM_FORCED_LEVEL_LOW = 1,
1536 AMDGPU_DPM_FORCED_LEVEL_HIGH = 2,
1539 struct amdgpu_vce_state {
1550 struct amdgpu_dpm_funcs {
1551 int (*get_temperature)(struct amdgpu_device *adev);
1552 int (*pre_set_power_state)(struct amdgpu_device *adev);
1553 int (*set_power_state)(struct amdgpu_device *adev);
1554 void (*post_set_power_state)(struct amdgpu_device *adev);
1555 void (*display_configuration_changed)(struct amdgpu_device *adev);
1556 u32 (*get_sclk)(struct amdgpu_device *adev, bool low);
1557 u32 (*get_mclk)(struct amdgpu_device *adev, bool low);
1558 void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps);
1559 void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m);
1560 int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level);
1561 bool (*vblank_too_short)(struct amdgpu_device *adev);
1562 void (*powergate_uvd)(struct amdgpu_device *adev, bool gate);
1563 void (*enable_bapm)(struct amdgpu_device *adev, bool enable);
1564 void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode);
1565 u32 (*get_fan_control_mode)(struct amdgpu_device *adev);
1566 int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed);
1567 int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed);
1571 struct amdgpu_ps *ps;
1572 /* number of valid power states */
1574 /* current power state that is active */
1575 struct amdgpu_ps *current_ps;
1576 /* requested power state */
1577 struct amdgpu_ps *requested_ps;
1578 /* boot up power state */
1579 struct amdgpu_ps *boot_ps;
1580 /* default uvd power state */
1581 struct amdgpu_ps *uvd_ps;
1582 /* vce requirements */
1583 struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
1584 enum amdgpu_vce_level vce_level;
1585 enum amdgpu_pm_state_type state;
1586 enum amdgpu_pm_state_type user_state;
1588 u32 voltage_response_time;
1589 u32 backbias_response_time;
1591 u32 new_active_crtcs;
1592 int new_active_crtc_count;
1593 u32 current_active_crtcs;
1594 int current_active_crtc_count;
1595 struct amdgpu_dpm_dynamic_state dyn_state;
1596 struct amdgpu_dpm_fan fan;
1599 u32 near_tdp_limit_adjusted;
1600 u32 sq_ramping_threshold;
1604 u16 load_line_slope;
1607 /* special states active */
1608 bool thermal_active;
1611 /* thermal handling */
1612 struct amdgpu_dpm_thermal thermal;
1614 enum amdgpu_dpm_forced_level forced_level;
1619 /* write locked while reprogramming mclk */
1620 struct rw_semaphore mclk_lock;
1625 struct amdgpu_i2c_chan *i2c_bus;
1626 /* internal thermal controller on rv6xx+ */
1627 enum amdgpu_int_thermal_type int_thermal_type;
1628 struct device *int_hwmon_dev;
1629 /* fan control parameters */
1631 u8 fan_pulses_per_revolution;
1636 struct amdgpu_dpm dpm;
1637 const struct firmware *fw; /* SMC firmware */
1638 uint32_t fw_version;
1639 const struct amdgpu_dpm_funcs *funcs;
1645 #define AMDGPU_MAX_UVD_HANDLES 10
1646 #define AMDGPU_UVD_STACK_SIZE (1024*1024)
1647 #define AMDGPU_UVD_HEAP_SIZE (1024*1024)
1648 #define AMDGPU_UVD_FIRMWARE_OFFSET 256
1651 struct amdgpu_bo *vcpu_bo;
1655 atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
1656 struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
1657 struct delayed_work idle_work;
1658 const struct firmware *fw; /* UVD firmware */
1659 struct amdgpu_ring ring;
1660 struct amdgpu_irq_src irq;
1661 bool address_64_bit;
1667 #define AMDGPU_MAX_VCE_HANDLES 16
1668 #define AMDGPU_VCE_STACK_SIZE (1024*1024)
1669 #define AMDGPU_VCE_HEAP_SIZE (4*1024*1024)
1670 #define AMDGPU_VCE_FIRMWARE_OFFSET 256
1673 struct amdgpu_bo *vcpu_bo;
1675 unsigned fw_version;
1676 unsigned fb_version;
1677 atomic_t handles[AMDGPU_MAX_VCE_HANDLES];
1678 struct drm_file *filp[AMDGPU_MAX_VCE_HANDLES];
1679 struct delayed_work idle_work;
1680 const struct firmware *fw; /* VCE firmware */
1681 struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
1682 struct amdgpu_irq_src irq;
1688 struct amdgpu_sdma {
1690 const struct firmware *fw;
1691 uint32_t fw_version;
1693 struct amdgpu_ring ring;
1699 struct amdgpu_firmware {
1700 struct amdgpu_firmware_info ucode[AMDGPU_UCODE_ID_MAXIMUM];
1702 struct amdgpu_bo *fw_buf;
1703 unsigned int fw_size;
1709 void amdgpu_benchmark(struct amdgpu_device *adev, int test_number);
1715 void amdgpu_test_moves(struct amdgpu_device *adev);
1716 void amdgpu_test_ring_sync(struct amdgpu_device *adev,
1717 struct amdgpu_ring *cpA,
1718 struct amdgpu_ring *cpB);
1719 void amdgpu_test_syncing(struct amdgpu_device *adev);
1724 #if defined(CONFIG_MMU_NOTIFIER)
1725 int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr);
1726 void amdgpu_mn_unregister(struct amdgpu_bo *bo);
1728 static int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr)
1732 static void amdgpu_mn_unregister(struct amdgpu_bo *bo) {}
1738 struct amdgpu_debugfs {
1739 struct drm_info_list *files;
1743 int amdgpu_debugfs_add_files(struct amdgpu_device *adev,
1744 struct drm_info_list *files,
1746 int amdgpu_debugfs_fence_init(struct amdgpu_device *adev);
1748 #if defined(CONFIG_DEBUG_FS)
1749 int amdgpu_debugfs_init(struct drm_minor *minor);
1750 void amdgpu_debugfs_cleanup(struct drm_minor *minor);
1754 * amdgpu smumgr functions
1756 struct amdgpu_smumgr_funcs {
1757 int (*check_fw_load_finish)(struct amdgpu_device *adev, uint32_t fwtype);
1758 int (*request_smu_load_fw)(struct amdgpu_device *adev);
1759 int (*request_smu_specific_fw)(struct amdgpu_device *adev, uint32_t fwtype);
1765 struct amdgpu_smumgr {
1766 struct amdgpu_bo *toc_buf;
1767 struct amdgpu_bo *smu_buf;
1768 /* asic priv smu data */
1770 spinlock_t smu_lock;
1771 /* smumgr functions */
1772 const struct amdgpu_smumgr_funcs *smumgr_funcs;
1773 /* ucode loading complete flag */
1778 * ASIC specific register table accessible by UMD
1780 struct amdgpu_allowed_register_entry {
1781 uint32_t reg_offset;
1786 struct amdgpu_cu_info {
1787 uint32_t number; /* total active CU number */
1788 uint32_t ao_cu_mask;
1789 uint32_t bitmap[4][4];
1794 * ASIC specific functions.
1796 struct amdgpu_asic_funcs {
1797 bool (*read_disabled_bios)(struct amdgpu_device *adev);
1798 int (*read_register)(struct amdgpu_device *adev, u32 se_num,
1799 u32 sh_num, u32 reg_offset, u32 *value);
1800 void (*set_vga_state)(struct amdgpu_device *adev, bool state);
1801 int (*reset)(struct amdgpu_device *adev);
1802 /* wait for mc_idle */
1803 int (*wait_for_mc_idle)(struct amdgpu_device *adev);
1804 /* get the reference clock */
1805 u32 (*get_xclk)(struct amdgpu_device *adev);
1806 /* get the gpu clock counter */
1807 uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
1808 int (*get_cu_info)(struct amdgpu_device *adev, struct amdgpu_cu_info *info);
1809 /* MM block clocks */
1810 int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk);
1811 int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk);
1817 int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
1818 struct drm_file *filp);
1819 int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
1820 struct drm_file *filp);
1822 int amdgpu_gem_info_ioctl(struct drm_device *dev, void *data,
1823 struct drm_file *filp);
1824 int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data,
1825 struct drm_file *filp);
1826 int amdgpu_gem_mmap_ioctl(struct drm_device *dev, void *data,
1827 struct drm_file *filp);
1828 int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
1829 struct drm_file *filp);
1830 int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
1831 struct drm_file *filp);
1832 int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
1833 struct drm_file *filp);
1834 int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1835 int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp);
1837 int amdgpu_gem_metadata_ioctl(struct drm_device *dev, void *data,
1838 struct drm_file *filp);
1840 /* VRAM scratch page for HDP bug, default vram page */
1841 struct amdgpu_vram_scratch {
1842 struct amdgpu_bo *robj;
1843 volatile uint32_t *ptr;
1850 struct amdgpu_atif_notification_cfg {
1855 struct amdgpu_atif_notifications {
1856 bool display_switch;
1857 bool expansion_mode_change;
1859 bool forced_power_state;
1860 bool system_power_state;
1861 bool display_conf_change;
1863 bool brightness_change;
1864 bool dgpu_display_event;
1867 struct amdgpu_atif_functions {
1869 bool sbios_requests;
1870 bool select_active_disp;
1872 bool get_tv_standard;
1873 bool set_tv_standard;
1874 bool get_panel_expansion_mode;
1875 bool set_panel_expansion_mode;
1876 bool temperature_change;
1877 bool graphics_device_types;
1880 struct amdgpu_atif {
1881 struct amdgpu_atif_notifications notifications;
1882 struct amdgpu_atif_functions functions;
1883 struct amdgpu_atif_notification_cfg notification_cfg;
1884 struct amdgpu_encoder *encoder_for_bl;
1887 struct amdgpu_atcs_functions {
1891 bool pcie_bus_width;
1894 struct amdgpu_atcs {
1895 struct amdgpu_atcs_functions functions;
1898 int amdgpu_ctx_alloc(struct amdgpu_device *adev,struct amdgpu_fpriv *fpriv,
1899 uint32_t *id,uint32_t flags);
1900 int amdgpu_ctx_free(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
1902 int amdgpu_ctx_query(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv,
1903 uint32_t id,struct amdgpu_ctx_state *state);
1905 void amdgpu_ctx_fini(struct amdgpu_fpriv *fpriv);
1906 struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
1907 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
1909 extern int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
1910 struct drm_file *filp);
1913 * Core structure, functions and helpers.
1915 typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t);
1916 typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1918 typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t);
1919 typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t);
1921 struct amdgpu_device {
1923 struct drm_device *ddev;
1924 struct pci_dev *pdev;
1925 struct rw_semaphore exclusive_lock;
1928 enum amdgpu_asic_type asic_type;
1931 uint32_t external_rev_id;
1932 unsigned long flags;
1934 const struct amdgpu_asic_funcs *asic_funcs;
1940 struct work_struct reset_work;
1941 struct notifier_block acpi_nb;
1942 struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS];
1943 struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
1944 unsigned debugfs_count;
1945 #if defined(CONFIG_DEBUG_FS)
1946 struct dentry *debugfs_regs;
1948 struct amdgpu_atif atif;
1949 struct amdgpu_atcs atcs;
1950 struct mutex srbm_mutex;
1951 /* GRBM index mutex. Protects concurrent access to GRBM index */
1952 struct mutex grbm_idx_mutex;
1953 struct dev_pm_domain vga_pm_domain;
1954 bool have_disp_power_ref;
1959 uint16_t bios_header_start;
1960 struct amdgpu_bo *stollen_vga_memory;
1961 uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH];
1963 /* Register/doorbell mmio */
1964 resource_size_t rmmio_base;
1965 resource_size_t rmmio_size;
1966 void __iomem *rmmio;
1967 /* protects concurrent MM_INDEX/DATA based register access */
1968 spinlock_t mmio_idx_lock;
1969 /* protects concurrent SMC based register access */
1970 spinlock_t smc_idx_lock;
1971 amdgpu_rreg_t smc_rreg;
1972 amdgpu_wreg_t smc_wreg;
1973 /* protects concurrent PCIE register access */
1974 spinlock_t pcie_idx_lock;
1975 amdgpu_rreg_t pcie_rreg;
1976 amdgpu_wreg_t pcie_wreg;
1977 /* protects concurrent UVD register access */
1978 spinlock_t uvd_ctx_idx_lock;
1979 amdgpu_rreg_t uvd_ctx_rreg;
1980 amdgpu_wreg_t uvd_ctx_wreg;
1981 /* protects concurrent DIDT register access */
1982 spinlock_t didt_idx_lock;
1983 amdgpu_rreg_t didt_rreg;
1984 amdgpu_wreg_t didt_wreg;
1985 /* protects concurrent ENDPOINT (audio) register access */
1986 spinlock_t audio_endpt_idx_lock;
1987 amdgpu_block_rreg_t audio_endpt_rreg;
1988 amdgpu_block_wreg_t audio_endpt_wreg;
1989 void __iomem *rio_mem;
1990 resource_size_t rio_mem_size;
1991 struct amdgpu_doorbell doorbell;
1993 /* clock/pll info */
1994 struct amdgpu_clock clock;
1997 struct amdgpu_mc mc;
1998 struct amdgpu_gart gart;
1999 struct amdgpu_dummy_page dummy_page;
2000 struct amdgpu_vm_manager vm_manager;
2002 /* memory management */
2003 struct amdgpu_mman mman;
2004 struct amdgpu_gem gem;
2005 struct amdgpu_vram_scratch vram_scratch;
2006 struct amdgpu_wb wb;
2007 atomic64_t vram_usage;
2008 atomic64_t vram_vis_usage;
2009 atomic64_t gtt_usage;
2010 atomic64_t num_bytes_moved;
2013 struct amdgpu_mode_info mode_info;
2014 struct work_struct hotplug_work;
2015 struct amdgpu_irq_src crtc_irq;
2016 struct amdgpu_irq_src pageflip_irq;
2017 struct amdgpu_irq_src hpd_irq;
2020 wait_queue_head_t fence_queue;
2021 unsigned fence_context;
2022 struct mutex ring_lock;
2024 struct amdgpu_ring *rings[AMDGPU_MAX_RINGS];
2026 struct amdgpu_sa_manager ring_tmp_bo;
2029 struct amdgpu_irq irq;
2032 struct amdgpu_pm pm;
2037 struct amdgpu_smumgr smu;
2040 struct amdgpu_gfx gfx;
2043 struct amdgpu_sdma sdma[2];
2044 struct amdgpu_irq_src sdma_trap_irq;
2045 struct amdgpu_irq_src sdma_illegal_inst_irq;
2049 struct amdgpu_uvd uvd;
2052 struct amdgpu_vce vce;
2055 struct amdgpu_firmware firmware;
2058 struct amdgpu_gds gds;
2060 const struct amdgpu_ip_block_version *ip_blocks;
2062 bool *ip_block_enabled;
2063 struct mutex mn_lock;
2064 DECLARE_HASHTABLE(mn_hash, 7);
2066 /* tracking pinned memory */
2071 bool amdgpu_device_is_px(struct drm_device *dev);
2072 int amdgpu_device_init(struct amdgpu_device *adev,
2073 struct drm_device *ddev,
2074 struct pci_dev *pdev,
2076 void amdgpu_device_fini(struct amdgpu_device *adev);
2077 int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev);
2079 uint32_t amdgpu_mm_rreg(struct amdgpu_device *adev, uint32_t reg,
2080 bool always_indirect);
2081 void amdgpu_mm_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v,
2082 bool always_indirect);
2083 u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg);
2084 void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v);
2086 u32 amdgpu_mm_rdoorbell(struct amdgpu_device *adev, u32 index);
2087 void amdgpu_mm_wdoorbell(struct amdgpu_device *adev, u32 index, u32 v);
2092 extern const struct fence_ops amdgpu_fence_ops;
2093 static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f)
2095 struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
2097 if (__f->base.ops == &amdgpu_fence_ops)
2104 * Registers read & write functions.
2106 #define RREG32(reg) amdgpu_mm_rreg(adev, (reg), false)
2107 #define RREG32_IDX(reg) amdgpu_mm_rreg(adev, (reg), true)
2108 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_mm_rreg(adev, (reg), false))
2109 #define WREG32(reg, v) amdgpu_mm_wreg(adev, (reg), (v), false)
2110 #define WREG32_IDX(reg, v) amdgpu_mm_wreg(adev, (reg), (v), true)
2111 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2112 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
2113 #define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg))
2114 #define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v))
2115 #define RREG32_SMC(reg) adev->smc_rreg(adev, (reg))
2116 #define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v))
2117 #define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg))
2118 #define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v))
2119 #define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg))
2120 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
2121 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
2122 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
2123 #define WREG32_P(reg, val, mask) \
2125 uint32_t tmp_ = RREG32(reg); \
2127 tmp_ |= ((val) & ~(mask)); \
2128 WREG32(reg, tmp_); \
2130 #define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
2131 #define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or))
2132 #define WREG32_PLL_P(reg, val, mask) \
2134 uint32_t tmp_ = RREG32_PLL(reg); \
2136 tmp_ |= ((val) & ~(mask)); \
2137 WREG32_PLL(reg, tmp_); \
2139 #define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_mm_rreg((adev), (reg), false))
2140 #define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg))
2141 #define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v))
2143 #define RDOORBELL32(index) amdgpu_mm_rdoorbell(adev, (index))
2144 #define WDOORBELL32(index, v) amdgpu_mm_wdoorbell(adev, (index), (v))
2146 #define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
2147 #define REG_FIELD_MASK(reg, field) reg##__##field##_MASK
2149 #define REG_SET_FIELD(orig_val, reg, field, field_val) \
2150 (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \
2151 (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field))))
2153 #define REG_GET_FIELD(value, reg, field) \
2154 (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field))
2159 #define RBIOS8(i) (adev->bios[i])
2160 #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8))
2161 #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16))
2166 static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
2168 if (ring->count_dw <= 0)
2169 DRM_ERROR("radeon: writing more dwords to the ring than expected!\n");
2170 ring->ring[ring->wptr++] = v;
2171 ring->wptr &= ring->ptr_mask;
2173 ring->ring_free_dw--;
2179 #define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state))
2180 #define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev))
2181 #define amdgpu_asic_wait_for_mc_idle(adev) (adev)->asic_funcs->wait_for_mc_idle((adev))
2182 #define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev))
2183 #define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d))
2184 #define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec))
2185 #define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev))
2186 #define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev))
2187 #define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v)))
2188 #define amdgpu_asic_get_cu_info(adev, info) (adev)->asic_funcs->get_cu_info((adev), (info))
2189 #define amdgpu_gart_flush_gpu_tlb(adev, vmid) (adev)->gart.gart_funcs->flush_gpu_tlb((adev), (vmid))
2190 #define amdgpu_gart_set_pte_pde(adev, pt, idx, addr, flags) (adev)->gart.gart_funcs->set_pte_pde((adev), (pt), (idx), (addr), (flags))
2191 #define amdgpu_vm_copy_pte(adev, ib, pe, src, count) ((adev)->vm_manager.vm_pte_funcs->copy_pte((ib), (pe), (src), (count)))
2192 #define amdgpu_vm_write_pte(adev, ib, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->write_pte((ib), (pe), (addr), (count), (incr), (flags)))
2193 #define amdgpu_vm_set_pte_pde(adev, ib, pe, addr, count, incr, flags) ((adev)->vm_manager.vm_pte_funcs->set_pte_pde((ib), (pe), (addr), (count), (incr), (flags)))
2194 #define amdgpu_vm_pad_ib(adev, ib) ((adev)->vm_manager.vm_pte_funcs->pad_ib((ib)))
2195 #define amdgpu_ring_parse_cs(r, p, ib) ((r)->funcs->parse_cs((p), (ib)))
2196 #define amdgpu_ring_test_ring(r) (r)->funcs->test_ring((r))
2197 #define amdgpu_ring_test_ib(r) (r)->funcs->test_ib((r))
2198 #define amdgpu_ring_is_lockup(r) (r)->funcs->is_lockup((r))
2199 #define amdgpu_ring_get_rptr(r) (r)->funcs->get_rptr((r))
2200 #define amdgpu_ring_get_wptr(r) (r)->funcs->get_wptr((r))
2201 #define amdgpu_ring_set_wptr(r) (r)->funcs->set_wptr((r))
2202 #define amdgpu_ring_emit_ib(r, ib) (r)->funcs->emit_ib((r), (ib))
2203 #define amdgpu_ring_emit_vm_flush(r, vmid, addr) (r)->funcs->emit_vm_flush((r), (vmid), (addr))
2204 #define amdgpu_ring_emit_fence(r, addr, seq, write64bit) (r)->funcs->emit_fence((r), (addr), (seq), (write64bit))
2205 #define amdgpu_ring_emit_semaphore(r, semaphore, emit_wait) (r)->funcs->emit_semaphore((r), (semaphore), (emit_wait))
2206 #define amdgpu_ring_emit_gds_switch(r, v, db, ds, wb, ws, ab, as) (r)->funcs->emit_gds_switch((r), (v), (db), (ds), (wb), (ws), (ab), (as))
2207 #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev))
2208 #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv))
2209 #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev))
2210 #define amdgpu_display_set_vga_render_state(adev, r) (adev)->mode_info.funcs->set_vga_render_state((adev), (r))
2211 #define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
2212 #define amdgpu_display_vblank_wait(adev, crtc) (adev)->mode_info.funcs->vblank_wait((adev), (crtc))
2213 #define amdgpu_display_is_display_hung(adev) (adev)->mode_info.funcs->is_display_hung((adev))
2214 #define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
2215 #define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
2216 #define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
2217 #define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
2218 #define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
2219 #define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
2220 #define amdgpu_display_page_flip(adev, crtc, base) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base))
2221 #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
2222 #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
2223 #define amdgpu_display_add_connector(adev, ci, sd, ct, ib, coi, h, r) (adev)->mode_info.funcs->add_connector((adev), (ci), (sd), (ct), (ib), (coi), (h), (r))
2224 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
2225 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
2226 #define amdgpu_emit_copy_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((r), (s), (d), (b))
2227 #define amdgpu_emit_fill_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((r), (s), (d), (b))
2228 #define amdgpu_dpm_get_temperature(adev) (adev)->pm.funcs->get_temperature((adev))
2229 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
2230 #define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
2231 #define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
2232 #define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
2233 #define amdgpu_dpm_get_sclk(adev, l) (adev)->pm.funcs->get_sclk((adev), (l))
2234 #define amdgpu_dpm_get_mclk(adev, l) (adev)->pm.funcs->get_mclk((adev), (l))
2235 #define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
2236 #define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m))
2237 #define amdgpu_dpm_force_performance_level(adev, l) (adev)->pm.funcs->force_performance_level((adev), (l))
2238 #define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
2239 #define amdgpu_dpm_powergate_uvd(adev, g) (adev)->pm.funcs->powergate_uvd((adev), (g))
2240 #define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
2241 #define amdgpu_dpm_set_fan_control_mode(adev, m) (adev)->pm.funcs->set_fan_control_mode((adev), (m))
2242 #define amdgpu_dpm_get_fan_control_mode(adev) (adev)->pm.funcs->get_fan_control_mode((adev))
2243 #define amdgpu_dpm_set_fan_speed_percent(adev, s) (adev)->pm.funcs->set_fan_speed_percent((adev), (s))
2244 #define amdgpu_dpm_get_fan_speed_percent(adev, s) (adev)->pm.funcs->get_fan_speed_percent((adev), (s))
2246 #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a))
2248 /* Common functions */
2249 int amdgpu_gpu_reset(struct amdgpu_device *adev);
2250 void amdgpu_pci_config_reset(struct amdgpu_device *adev);
2251 bool amdgpu_card_posted(struct amdgpu_device *adev);
2252 void amdgpu_update_display_priority(struct amdgpu_device *adev);
2253 bool amdgpu_boot_test_post_card(struct amdgpu_device *adev);
2254 int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data);
2255 int amdgpu_cs_get_ring(struct amdgpu_device *adev, u32 ip_type,
2256 u32 ip_instance, u32 ring,
2257 struct amdgpu_ring **out_ring);
2258 void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
2259 bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
2260 int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
2262 bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);
2263 bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);
2264 uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm,
2265 struct ttm_mem_reg *mem);
2266 void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base);
2267 void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc);
2268 void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size);
2269 void amdgpu_program_register_sequence(struct amdgpu_device *adev,
2270 const u32 *registers,
2271 const u32 array_size);
2273 bool amdgpu_device_is_px(struct drm_device *dev);
2275 #if defined(CONFIG_VGA_SWITCHEROO)
2276 void amdgpu_register_atpx_handler(void);
2277 void amdgpu_unregister_atpx_handler(void);
2279 static inline void amdgpu_register_atpx_handler(void) {}
2280 static inline void amdgpu_unregister_atpx_handler(void) {}
2286 extern const struct drm_ioctl_desc amdgpu_ioctls_kms[];
2287 extern int amdgpu_max_kms_ioctl;
2289 int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags);
2290 int amdgpu_driver_unload_kms(struct drm_device *dev);
2291 void amdgpu_driver_lastclose_kms(struct drm_device *dev);
2292 int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
2293 void amdgpu_driver_postclose_kms(struct drm_device *dev,
2294 struct drm_file *file_priv);
2295 void amdgpu_driver_preclose_kms(struct drm_device *dev,
2296 struct drm_file *file_priv);
2297 int amdgpu_suspend_kms(struct drm_device *dev, bool suspend, bool fbcon);
2298 int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon);
2299 u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, int crtc);
2300 int amdgpu_enable_vblank_kms(struct drm_device *dev, int crtc);
2301 void amdgpu_disable_vblank_kms(struct drm_device *dev, int crtc);
2302 int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
2304 struct timeval *vblank_time,
2306 long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
2312 int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2313 void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
2314 struct amdgpu_bo_list_entry *amdgpu_vm_get_bos(struct amdgpu_device *adev,
2315 struct amdgpu_vm *vm,
2316 struct list_head *head);
2317 struct amdgpu_fence *amdgpu_vm_grab_id(struct amdgpu_ring *ring,
2318 struct amdgpu_vm *vm);
2319 void amdgpu_vm_flush(struct amdgpu_ring *ring,
2320 struct amdgpu_vm *vm,
2321 struct amdgpu_fence *updates);
2322 void amdgpu_vm_fence(struct amdgpu_device *adev,
2323 struct amdgpu_vm *vm,
2324 struct amdgpu_fence *fence);
2325 uint64_t amdgpu_vm_map_gart(struct amdgpu_device *adev, uint64_t addr);
2326 int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
2327 struct amdgpu_vm *vm);
2328 int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
2329 struct amdgpu_vm *vm);
2330 int amdgpu_vm_clear_invalids(struct amdgpu_device *adev,
2331 struct amdgpu_vm *vm);
2332 int amdgpu_vm_bo_update(struct amdgpu_device *adev,
2333 struct amdgpu_bo_va *bo_va,
2334 struct ttm_mem_reg *mem);
2335 void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
2336 struct amdgpu_bo *bo);
2337 struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
2338 struct amdgpu_bo *bo);
2339 struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
2340 struct amdgpu_vm *vm,
2341 struct amdgpu_bo *bo);
2342 int amdgpu_vm_bo_map(struct amdgpu_device *adev,
2343 struct amdgpu_bo_va *bo_va,
2344 uint64_t addr, uint64_t offset,
2345 uint64_t size, uint32_t flags);
2346 int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
2347 struct amdgpu_bo_va *bo_va,
2349 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
2350 struct amdgpu_bo_va *bo_va);
2353 * functions used by amdgpu_encoder.c
2355 struct amdgpu_afmt_acr {
2369 struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock);
2372 #if defined(CONFIG_ACPI)
2373 int amdgpu_acpi_init(struct amdgpu_device *adev);
2374 void amdgpu_acpi_fini(struct amdgpu_device *adev);
2375 bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev);
2376 int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev,
2377 u8 perf_req, bool advertise);
2378 int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev);
2380 static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; }
2381 static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { }
2384 struct amdgpu_bo_va_mapping *
2385 amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
2386 uint64_t addr, struct amdgpu_bo **bo);
2388 #include "amdgpu_object.h"