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1/*
2 * Copyright 2019 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#include <linux/firmware.h>
25#include "amdgpu.h"
26#include "amdgpu_vcn.h"
27#include "amdgpu_pm.h"
28#include "amdgpu_cs.h"
29#include "soc15.h"
30#include "soc15d.h"
31#include "vcn_v2_0.h"
32#include "mmsch_v3_0.h"
33#include "vcn_sw_ring.h"
34
35#include "vcn/vcn_3_0_0_offset.h"
36#include "vcn/vcn_3_0_0_sh_mask.h"
37#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
38
39#include <drm/drm_drv.h>
40
41#define VCN_VID_SOC_ADDRESS_2_0 0x1fa00
42#define VCN1_VID_SOC_ADDRESS_3_0 0x48200
43
44#define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x27
45#define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x0f
46#define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x10
47#define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x11
48#define mmUVD_NO_OP_INTERNAL_OFFSET 0x29
49#define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x66
50#define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d
51
52#define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x431
53#define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x3b4
54#define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x3b5
55#define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x25c
56
57#define VCN_INSTANCES_SIENNA_CICHLID 2
58#define DEC_SW_RING_ENABLED FALSE
59
60#define RDECODE_MSG_CREATE 0x00000000
61#define RDECODE_MESSAGE_CREATE 0x00000001
62
63static int amdgpu_ih_clientid_vcns[] = {
64 SOC15_IH_CLIENTID_VCN,
65 SOC15_IH_CLIENTID_VCN1
66};
67
68static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
69static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
70static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
71static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
72static int vcn_v3_0_set_powergating_state(void *handle,
73 enum amd_powergating_state state);
74static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
75 int inst_idx, struct dpg_pause_state *new_state);
76
77static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
78static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
79
80/**
81 * vcn_v3_0_early_init - set function pointers
82 *
83 * @handle: amdgpu_device pointer
84 *
85 * Set ring and irq function pointers
86 */
87static int vcn_v3_0_early_init(void *handle)
88{
89 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
90
91 if (amdgpu_sriov_vf(adev)) {
92 adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
93 adev->vcn.harvest_config = 0;
94 adev->vcn.num_enc_rings = 1;
95
96 } else {
97 if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
98 AMDGPU_VCN_HARVEST_VCN1))
99 /* both instances are harvested, disable the block */
100 return -ENOENT;
101
102 if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 0, 33))
103 adev->vcn.num_enc_rings = 0;
104 else
105 adev->vcn.num_enc_rings = 2;
106 }
107
108 vcn_v3_0_set_dec_ring_funcs(adev);
109 vcn_v3_0_set_enc_ring_funcs(adev);
110 vcn_v3_0_set_irq_funcs(adev);
111
112 return 0;
113}
114
115/**
116 * vcn_v3_0_sw_init - sw init for VCN block
117 *
118 * @handle: amdgpu_device pointer
119 *
120 * Load firmware and sw initialization
121 */
122static int vcn_v3_0_sw_init(void *handle)
123{
124 struct amdgpu_ring *ring;
125 int i, j, r;
126 int vcn_doorbell_index = 0;
127 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
128
129 r = amdgpu_vcn_sw_init(adev);
130 if (r)
131 return r;
132
133 amdgpu_vcn_setup_ucode(adev);
134
135 r = amdgpu_vcn_resume(adev);
136 if (r)
137 return r;
138
139 /*
140 * Note: doorbell assignment is fixed for SRIOV multiple VCN engines
141 * Formula:
142 * vcn_db_base = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
143 * dec_ring_i = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
144 * enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
145 */
146 if (amdgpu_sriov_vf(adev)) {
147 vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
148 /* get DWORD offset */
149 vcn_doorbell_index = vcn_doorbell_index << 1;
150 }
151
152 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
153 volatile struct amdgpu_fw_shared *fw_shared;
154
155 if (adev->vcn.harvest_config & (1 << i))
156 continue;
157
158 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
159 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
160 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
161 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
162 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
163 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
164
165 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
166 adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
167 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
168 adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
169 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
170 adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
171 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
172 adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
173 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
174 adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
175
176 /* VCN DEC TRAP */
177 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
178 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
179 if (r)
180 return r;
181
182 atomic_set(&adev->vcn.inst[i].sched_score, 0);
183
184 ring = &adev->vcn.inst[i].ring_dec;
185 ring->use_doorbell = true;
186 if (amdgpu_sriov_vf(adev)) {
187 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
188 } else {
189 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
190 }
191 sprintf(ring->name, "vcn_dec_%d", i);
192 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
193 AMDGPU_RING_PRIO_DEFAULT,
194 &adev->vcn.inst[i].sched_score);
195 if (r)
196 return r;
197
198 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
199 enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j);
200
201 /* VCN ENC TRAP */
202 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
203 j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
204 if (r)
205 return r;
206
207 ring = &adev->vcn.inst[i].ring_enc[j];
208 ring->use_doorbell = true;
209 if (amdgpu_sriov_vf(adev)) {
210 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
211 } else {
212 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
213 }
214 sprintf(ring->name, "vcn_enc_%d.%d", i, j);
215 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
216 hw_prio, &adev->vcn.inst[i].sched_score);
217 if (r)
218 return r;
219 }
220
221 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
222 fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
223 cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
224 cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
225 fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
226 fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG;
227 if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 1, 2))
228 fw_shared->smu_interface_info.smu_interface_type = 2;
229 else if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 1, 1))
230 fw_shared->smu_interface_info.smu_interface_type = 1;
231
232 if (amdgpu_vcnfw_log)
233 amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
234 }
235
236 if (amdgpu_sriov_vf(adev)) {
237 r = amdgpu_virt_alloc_mm_table(adev);
238 if (r)
239 return r;
240 }
241 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
242 adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
243
244 return 0;
245}
246
247/**
248 * vcn_v3_0_sw_fini - sw fini for VCN block
249 *
250 * @handle: amdgpu_device pointer
251 *
252 * VCN suspend and free up sw allocation
253 */
254static int vcn_v3_0_sw_fini(void *handle)
255{
256 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
257 int i, r, idx;
258
259 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
260 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
261 volatile struct amdgpu_fw_shared *fw_shared;
262
263 if (adev->vcn.harvest_config & (1 << i))
264 continue;
265 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
266 fw_shared->present_flag_0 = 0;
267 fw_shared->sw_ring.is_enabled = false;
268 }
269
270 drm_dev_exit(idx);
271 }
272
273 if (amdgpu_sriov_vf(adev))
274 amdgpu_virt_free_mm_table(adev);
275
276 r = amdgpu_vcn_suspend(adev);
277 if (r)
278 return r;
279
280 r = amdgpu_vcn_sw_fini(adev);
281
282 return r;
283}
284
285/**
286 * vcn_v3_0_hw_init - start and test VCN block
287 *
288 * @handle: amdgpu_device pointer
289 *
290 * Initialize the hardware, boot up the VCPU and do some testing
291 */
292static int vcn_v3_0_hw_init(void *handle)
293{
294 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
295 struct amdgpu_ring *ring;
296 int i, j, r;
297
298 if (amdgpu_sriov_vf(adev)) {
299 r = vcn_v3_0_start_sriov(adev);
300 if (r)
301 goto done;
302
303 /* initialize VCN dec and enc ring buffers */
304 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
305 if (adev->vcn.harvest_config & (1 << i))
306 continue;
307
308 ring = &adev->vcn.inst[i].ring_dec;
309 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
310 ring->sched.ready = false;
311 ring->no_scheduler = true;
312 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
313 } else {
314 ring->wptr = 0;
315 ring->wptr_old = 0;
316 vcn_v3_0_dec_ring_set_wptr(ring);
317 ring->sched.ready = true;
318 }
319
320 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
321 ring = &adev->vcn.inst[i].ring_enc[j];
322 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
323 ring->sched.ready = false;
324 ring->no_scheduler = true;
325 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
326 } else {
327 ring->wptr = 0;
328 ring->wptr_old = 0;
329 vcn_v3_0_enc_ring_set_wptr(ring);
330 ring->sched.ready = true;
331 }
332 }
333 }
334 } else {
335 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
336 if (adev->vcn.harvest_config & (1 << i))
337 continue;
338
339 ring = &adev->vcn.inst[i].ring_dec;
340
341 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
342 ring->doorbell_index, i);
343
344 r = amdgpu_ring_test_helper(ring);
345 if (r)
346 goto done;
347
348 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
349 ring = &adev->vcn.inst[i].ring_enc[j];
350 r = amdgpu_ring_test_helper(ring);
351 if (r)
352 goto done;
353 }
354 }
355 }
356
357done:
358 if (!r)
359 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
360 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
361
362 return r;
363}
364
365/**
366 * vcn_v3_0_hw_fini - stop the hardware block
367 *
368 * @handle: amdgpu_device pointer
369 *
370 * Stop the VCN block, mark ring as not ready any more
371 */
372static int vcn_v3_0_hw_fini(void *handle)
373{
374 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
375 int i;
376
377 cancel_delayed_work_sync(&adev->vcn.idle_work);
378
379 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
380 if (adev->vcn.harvest_config & (1 << i))
381 continue;
382
383 if (!amdgpu_sriov_vf(adev)) {
384 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
385 (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
386 RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
387 vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
388 }
389 }
390 }
391
392 return 0;
393}
394
395/**
396 * vcn_v3_0_suspend - suspend VCN block
397 *
398 * @handle: amdgpu_device pointer
399 *
400 * HW fini and suspend VCN block
401 */
402static int vcn_v3_0_suspend(void *handle)
403{
404 int r;
405 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
406
407 r = vcn_v3_0_hw_fini(adev);
408 if (r)
409 return r;
410
411 r = amdgpu_vcn_suspend(adev);
412
413 return r;
414}
415
416/**
417 * vcn_v3_0_resume - resume VCN block
418 *
419 * @handle: amdgpu_device pointer
420 *
421 * Resume firmware and hw init VCN block
422 */
423static int vcn_v3_0_resume(void *handle)
424{
425 int r;
426 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
427
428 r = amdgpu_vcn_resume(adev);
429 if (r)
430 return r;
431
432 r = vcn_v3_0_hw_init(adev);
433
434 return r;
435}
436
437/**
438 * vcn_v3_0_mc_resume - memory controller programming
439 *
440 * @adev: amdgpu_device pointer
441 * @inst: instance number
442 *
443 * Let the VCN memory controller know it's offsets
444 */
445static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
446{
447 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
448 uint32_t offset;
449
450 /* cache window 0: fw */
451 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
452 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
453 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
454 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
455 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
456 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
457 offset = 0;
458 } else {
459 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
460 lower_32_bits(adev->vcn.inst[inst].gpu_addr));
461 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
462 upper_32_bits(adev->vcn.inst[inst].gpu_addr));
463 offset = size;
464 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
465 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
466 }
467 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
468
469 /* cache window 1: stack */
470 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
471 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
472 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
473 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
474 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
475 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
476
477 /* cache window 2: context */
478 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
479 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
480 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
481 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
482 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
483 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
484
485 /* non-cache window */
486 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
487 lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
488 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
489 upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
490 WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
491 WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
492 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
493}
494
495static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
496{
497 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
498 uint32_t offset;
499
500 /* cache window 0: fw */
501 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
502 if (!indirect) {
503 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
504 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
505 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
506 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
507 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
508 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
509 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
510 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
511 } else {
512 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
513 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
514 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
515 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
516 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
517 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
518 }
519 offset = 0;
520 } else {
521 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
522 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
523 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
524 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
525 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
526 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
527 offset = size;
528 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
529 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
530 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
531 }
532
533 if (!indirect)
534 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
535 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
536 else
537 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
538 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
539
540 /* cache window 1: stack */
541 if (!indirect) {
542 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
543 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
544 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
545 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
546 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
547 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
548 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
549 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
550 } else {
551 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
552 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
553 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
554 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
555 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
556 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
557 }
558 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
559 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
560
561 /* cache window 2: context */
562 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
563 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
564 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
565 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
566 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
567 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
568 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
569 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
570 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
571 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
572
573 /* non-cache window */
574 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
575 VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
576 lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
577 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
578 VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
579 upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
580 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
581 VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
582 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
583 VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
584 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
585
586 /* VCN global tiling registers */
587 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
588 UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
589}
590
591static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
592{
593 uint32_t data = 0;
594
595 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
596 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
597 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
598 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
599 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
600 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
601 | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
602 | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
603 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
604 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
605 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
606 | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
607 | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
608 | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
609 | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
610
611 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
612 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
613 UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
614 } else {
615 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
616 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
617 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
618 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
619 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
620 | 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
621 | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
622 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
623 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
624 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
625 | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
626 | 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
627 | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
628 | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
629 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
630 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0, 0x3F3FFFFF);
631 }
632
633 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
634 data &= ~0x103;
635 if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
636 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
637 UVD_POWER_STATUS__UVD_PG_EN_MASK;
638
639 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
640}
641
642static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
643{
644 uint32_t data;
645
646 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
647 /* Before power off, this indicator has to be turned on */
648 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
649 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
650 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
651 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
652
653 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
654 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
655 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
656 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
657 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
658 | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
659 | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
660 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
661 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
662 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
663 | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
664 | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
665 | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
666 | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
667 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
668
669 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
670 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
671 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
672 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
673 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
674 | 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
675 | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
676 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
677 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
678 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
679 | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
680 | 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
681 | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
682 | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
683 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
684 }
685}
686
687/**
688 * vcn_v3_0_disable_clock_gating - disable VCN clock gating
689 *
690 * @adev: amdgpu_device pointer
691 * @inst: instance number
692 *
693 * Disable clock gating for VCN block
694 */
695static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
696{
697 uint32_t data;
698
699 /* VCN disable CGC */
700 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
701 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
702 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
703 else
704 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
705 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
706 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
707 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
708
709 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
710 data &= ~(UVD_CGC_GATE__SYS_MASK
711 | UVD_CGC_GATE__UDEC_MASK
712 | UVD_CGC_GATE__MPEG2_MASK
713 | UVD_CGC_GATE__REGS_MASK
714 | UVD_CGC_GATE__RBC_MASK
715 | UVD_CGC_GATE__LMI_MC_MASK
716 | UVD_CGC_GATE__LMI_UMC_MASK
717 | UVD_CGC_GATE__IDCT_MASK
718 | UVD_CGC_GATE__MPRD_MASK
719 | UVD_CGC_GATE__MPC_MASK
720 | UVD_CGC_GATE__LBSI_MASK
721 | UVD_CGC_GATE__LRBBM_MASK
722 | UVD_CGC_GATE__UDEC_RE_MASK
723 | UVD_CGC_GATE__UDEC_CM_MASK
724 | UVD_CGC_GATE__UDEC_IT_MASK
725 | UVD_CGC_GATE__UDEC_DB_MASK
726 | UVD_CGC_GATE__UDEC_MP_MASK
727 | UVD_CGC_GATE__WCB_MASK
728 | UVD_CGC_GATE__VCPU_MASK
729 | UVD_CGC_GATE__MMSCH_MASK);
730
731 WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
732
733 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0, 0xFFFFFFFF);
734
735 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
736 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
737 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
738 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
739 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
740 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
741 | UVD_CGC_CTRL__SYS_MODE_MASK
742 | UVD_CGC_CTRL__UDEC_MODE_MASK
743 | UVD_CGC_CTRL__MPEG2_MODE_MASK
744 | UVD_CGC_CTRL__REGS_MODE_MASK
745 | UVD_CGC_CTRL__RBC_MODE_MASK
746 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
747 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
748 | UVD_CGC_CTRL__IDCT_MODE_MASK
749 | UVD_CGC_CTRL__MPRD_MODE_MASK
750 | UVD_CGC_CTRL__MPC_MODE_MASK
751 | UVD_CGC_CTRL__LBSI_MODE_MASK
752 | UVD_CGC_CTRL__LRBBM_MODE_MASK
753 | UVD_CGC_CTRL__WCB_MODE_MASK
754 | UVD_CGC_CTRL__VCPU_MODE_MASK
755 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
756 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
757
758 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
759 data |= (UVD_SUVD_CGC_GATE__SRE_MASK
760 | UVD_SUVD_CGC_GATE__SIT_MASK
761 | UVD_SUVD_CGC_GATE__SMP_MASK
762 | UVD_SUVD_CGC_GATE__SCM_MASK
763 | UVD_SUVD_CGC_GATE__SDB_MASK
764 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
765 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
766 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
767 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
768 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
769 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
770 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
771 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
772 | UVD_SUVD_CGC_GATE__SCLR_MASK
773 | UVD_SUVD_CGC_GATE__ENT_MASK
774 | UVD_SUVD_CGC_GATE__IME_MASK
775 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
776 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
777 | UVD_SUVD_CGC_GATE__SITE_MASK
778 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
779 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
780 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
781 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
782 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK
783 | UVD_SUVD_CGC_GATE__EFC_MASK
784 | UVD_SUVD_CGC_GATE__SAOE_MASK
785 | UVD_SUVD_CGC_GATE__SRE_AV1_MASK
786 | UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
787 | UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
788 | UVD_SUVD_CGC_GATE__SCM_AV1_MASK
789 | UVD_SUVD_CGC_GATE__SMPA_MASK);
790 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
791
792 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
793 data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
794 | UVD_SUVD_CGC_GATE2__MPBE1_MASK
795 | UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
796 | UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
797 | UVD_SUVD_CGC_GATE2__MPC1_MASK);
798 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
799
800 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
801 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
802 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
803 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
804 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
805 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
806 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
807 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
808 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
809 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
810 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
811 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
812 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
813 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
814 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
815 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
816 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
817 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
818 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
819 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
820 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
821}
822
823static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
824 uint8_t sram_sel, int inst_idx, uint8_t indirect)
825{
826 uint32_t reg_data = 0;
827
828 /* enable sw clock gating control */
829 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
830 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
831 else
832 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
833 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
834 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
835 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
836 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
837 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
838 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
839 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
840 UVD_CGC_CTRL__SYS_MODE_MASK |
841 UVD_CGC_CTRL__UDEC_MODE_MASK |
842 UVD_CGC_CTRL__MPEG2_MODE_MASK |
843 UVD_CGC_CTRL__REGS_MODE_MASK |
844 UVD_CGC_CTRL__RBC_MODE_MASK |
845 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
846 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
847 UVD_CGC_CTRL__IDCT_MODE_MASK |
848 UVD_CGC_CTRL__MPRD_MODE_MASK |
849 UVD_CGC_CTRL__MPC_MODE_MASK |
850 UVD_CGC_CTRL__LBSI_MODE_MASK |
851 UVD_CGC_CTRL__LRBBM_MODE_MASK |
852 UVD_CGC_CTRL__WCB_MODE_MASK |
853 UVD_CGC_CTRL__VCPU_MODE_MASK |
854 UVD_CGC_CTRL__MMSCH_MODE_MASK);
855 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
856 VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
857
858 /* turn off clock gating */
859 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
860 VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
861
862 /* turn on SUVD clock gating */
863 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
864 VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
865
866 /* turn on sw mode in UVD_SUVD_CGC_CTRL */
867 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
868 VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
869}
870
871/**
872 * vcn_v3_0_enable_clock_gating - enable VCN clock gating
873 *
874 * @adev: amdgpu_device pointer
875 * @inst: instance number
876 *
877 * Enable clock gating for VCN block
878 */
879static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
880{
881 uint32_t data;
882
883 /* enable VCN CGC */
884 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
885 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
886 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
887 else
888 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
889 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
890 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
891 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
892
893 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
894 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
895 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
896 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
897 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
898 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
899 | UVD_CGC_CTRL__SYS_MODE_MASK
900 | UVD_CGC_CTRL__UDEC_MODE_MASK
901 | UVD_CGC_CTRL__MPEG2_MODE_MASK
902 | UVD_CGC_CTRL__REGS_MODE_MASK
903 | UVD_CGC_CTRL__RBC_MODE_MASK
904 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
905 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
906 | UVD_CGC_CTRL__IDCT_MODE_MASK
907 | UVD_CGC_CTRL__MPRD_MODE_MASK
908 | UVD_CGC_CTRL__MPC_MODE_MASK
909 | UVD_CGC_CTRL__LBSI_MODE_MASK
910 | UVD_CGC_CTRL__LRBBM_MODE_MASK
911 | UVD_CGC_CTRL__WCB_MODE_MASK
912 | UVD_CGC_CTRL__VCPU_MODE_MASK
913 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
914 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
915
916 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
917 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
918 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
919 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
920 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
921 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
922 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
923 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
924 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
925 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
926 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
927 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
928 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
929 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
930 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
931 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
932 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
933 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
934 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
935 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
936 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
937}
938
939static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
940{
941 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
942 struct amdgpu_ring *ring;
943 uint32_t rb_bufsz, tmp;
944
945 /* disable register anti-hang mechanism */
946 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
947 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
948 /* enable dynamic power gating mode */
949 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
950 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
951 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
952 WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
953
954 if (indirect)
955 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
956
957 /* enable clock gating */
958 vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
959
960 /* enable VCPU clock */
961 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
962 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
963 tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
964 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
965 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
966
967 /* disable master interupt */
968 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
969 VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
970
971 /* setup mmUVD_LMI_CTRL */
972 tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
973 UVD_LMI_CTRL__REQ_MODE_MASK |
974 UVD_LMI_CTRL__CRC_RESET_MASK |
975 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
976 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
977 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
978 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
979 0x00100000L);
980 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
981 VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
982
983 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
984 VCN, inst_idx, mmUVD_MPC_CNTL),
985 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
986
987 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
988 VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
989 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
990 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
991 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
992 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
993
994 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
995 VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
996 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
997 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
998 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
999 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1000
1001 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1002 VCN, inst_idx, mmUVD_MPC_SET_MUX),
1003 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1004 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1005 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1006
1007 vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1008
1009 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1010 VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1011 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1012 VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1013
1014 /* enable LMI MC and UMC channels */
1015 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1016 VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1017
1018 /* unblock VCPU register access */
1019 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1020 VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1021
1022 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1023 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1024 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1025 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1026
1027 /* enable master interrupt */
1028 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1029 VCN, inst_idx, mmUVD_MASTINT_EN),
1030 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1031
1032 /* add nop to workaround PSP size check */
1033 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1034 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1035
1036 if (indirect)
1037 psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
1038 (uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
1039 (uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
1040
1041 ring = &adev->vcn.inst[inst_idx].ring_dec;
1042 /* force RBC into idle state */
1043 rb_bufsz = order_base_2(ring->ring_size);
1044 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1045 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1046 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1047 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1048 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1049 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1050
1051 /* Stall DPG before WPTR/RPTR reset */
1052 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1053 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1054 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1055 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1056
1057 /* set the write pointer delay */
1058 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1059
1060 /* set the wb address */
1061 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1062 (upper_32_bits(ring->gpu_addr) >> 2));
1063
1064 /* programm the RB_BASE for ring buffer */
1065 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1066 lower_32_bits(ring->gpu_addr));
1067 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1068 upper_32_bits(ring->gpu_addr));
1069
1070 /* Initialize the ring buffer's read and write pointers */
1071 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1072
1073 WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1074
1075 ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1076 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1077 lower_32_bits(ring->wptr));
1078
1079 /* Reset FW shared memory RBC WPTR/RPTR */
1080 fw_shared->rb.rptr = 0;
1081 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1082
1083 /*resetting done, fw can check RB ring */
1084 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1085
1086 /* Unstall DPG */
1087 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1088 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1089
1090 return 0;
1091}
1092
1093static int vcn_v3_0_start(struct amdgpu_device *adev)
1094{
1095 volatile struct amdgpu_fw_shared *fw_shared;
1096 struct amdgpu_ring *ring;
1097 uint32_t rb_bufsz, tmp;
1098 int i, j, k, r;
1099
1100 if (adev->pm.dpm_enabled)
1101 amdgpu_dpm_enable_uvd(adev, true);
1102
1103 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1104 if (adev->vcn.harvest_config & (1 << i))
1105 continue;
1106
1107 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG){
1108 r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1109 continue;
1110 }
1111
1112 /* disable VCN power gating */
1113 vcn_v3_0_disable_static_power_gating(adev, i);
1114
1115 /* set VCN status busy */
1116 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1117 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1118
1119 /*SW clock gating */
1120 vcn_v3_0_disable_clock_gating(adev, i);
1121
1122 /* enable VCPU clock */
1123 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1124 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1125
1126 /* disable master interrupt */
1127 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1128 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1129
1130 /* enable LMI MC and UMC channels */
1131 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1132 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1133
1134 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1135 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1136 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1137 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1138
1139 /* setup mmUVD_LMI_CTRL */
1140 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1141 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1142 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1143 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1144 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1145 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1146
1147 /* setup mmUVD_MPC_CNTL */
1148 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1149 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1150 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1151 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1152
1153 /* setup UVD_MPC_SET_MUXA0 */
1154 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1155 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1156 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1157 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1158 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1159
1160 /* setup UVD_MPC_SET_MUXB0 */
1161 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1162 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1163 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1164 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1165 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1166
1167 /* setup mmUVD_MPC_SET_MUX */
1168 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1169 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1170 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1171 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1172
1173 vcn_v3_0_mc_resume(adev, i);
1174
1175 /* VCN global tiling registers */
1176 WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1177 adev->gfx.config.gb_addr_config);
1178
1179 /* unblock VCPU register access */
1180 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1181 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1182
1183 /* release VCPU reset to boot */
1184 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1185 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1186
1187 for (j = 0; j < 10; ++j) {
1188 uint32_t status;
1189
1190 for (k = 0; k < 100; ++k) {
1191 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1192 if (status & 2)
1193 break;
1194 mdelay(10);
1195 }
1196 r = 0;
1197 if (status & 2)
1198 break;
1199
1200 DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1201 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1202 UVD_VCPU_CNTL__BLK_RST_MASK,
1203 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1204 mdelay(10);
1205 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1206 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1207
1208 mdelay(10);
1209 r = -1;
1210 }
1211
1212 if (r) {
1213 DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1214 return r;
1215 }
1216
1217 /* enable master interrupt */
1218 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1219 UVD_MASTINT_EN__VCPU_EN_MASK,
1220 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1221
1222 /* clear the busy bit of VCN_STATUS */
1223 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1224 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1225
1226 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1227
1228 ring = &adev->vcn.inst[i].ring_dec;
1229 /* force RBC into idle state */
1230 rb_bufsz = order_base_2(ring->ring_size);
1231 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1232 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1233 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1234 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1235 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1236 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1237
1238 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1239 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1240
1241 /* programm the RB_BASE for ring buffer */
1242 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1243 lower_32_bits(ring->gpu_addr));
1244 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1245 upper_32_bits(ring->gpu_addr));
1246
1247 /* Initialize the ring buffer's read and write pointers */
1248 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1249
1250 WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1251 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1252 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1253 lower_32_bits(ring->wptr));
1254 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1255 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1256
1257 if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
1258 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1259 ring = &adev->vcn.inst[i].ring_enc[0];
1260 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1261 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1262 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1263 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1264 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1265 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1266
1267 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1268 ring = &adev->vcn.inst[i].ring_enc[1];
1269 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1270 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1271 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1272 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1273 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1274 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1275 }
1276 }
1277
1278 return 0;
1279}
1280
1281static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1282{
1283 int i, j;
1284 struct amdgpu_ring *ring;
1285 uint64_t cache_addr;
1286 uint64_t rb_addr;
1287 uint64_t ctx_addr;
1288 uint32_t param, resp, expected;
1289 uint32_t offset, cache_size;
1290 uint32_t tmp, timeout;
1291
1292 struct amdgpu_mm_table *table = &adev->virt.mm_table;
1293 uint32_t *table_loc;
1294 uint32_t table_size;
1295 uint32_t size, size_dw;
1296
1297 struct mmsch_v3_0_cmd_direct_write
1298 direct_wt = { {0} };
1299 struct mmsch_v3_0_cmd_direct_read_modify_write
1300 direct_rd_mod_wt = { {0} };
1301 struct mmsch_v3_0_cmd_end end = { {0} };
1302 struct mmsch_v3_0_init_header header;
1303
1304 direct_wt.cmd_header.command_type =
1305 MMSCH_COMMAND__DIRECT_REG_WRITE;
1306 direct_rd_mod_wt.cmd_header.command_type =
1307 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1308 end.cmd_header.command_type =
1309 MMSCH_COMMAND__END;
1310
1311 header.version = MMSCH_VERSION;
1312 header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1313 for (i = 0; i < AMDGPU_MAX_VCN_INSTANCES; i++) {
1314 header.inst[i].init_status = 0;
1315 header.inst[i].table_offset = 0;
1316 header.inst[i].table_size = 0;
1317 }
1318
1319 table_loc = (uint32_t *)table->cpu_addr;
1320 table_loc += header.total_size;
1321 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1322 if (adev->vcn.harvest_config & (1 << i))
1323 continue;
1324
1325 table_size = 0;
1326
1327 MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1328 mmUVD_STATUS),
1329 ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1330
1331 cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1332
1333 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1334 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1335 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1336 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1337 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1338 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1339 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1340 offset = 0;
1341 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1342 mmUVD_VCPU_CACHE_OFFSET0),
1343 0);
1344 } else {
1345 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1346 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1347 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1348 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1349 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1350 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1351 offset = cache_size;
1352 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1353 mmUVD_VCPU_CACHE_OFFSET0),
1354 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1355 }
1356
1357 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1358 mmUVD_VCPU_CACHE_SIZE0),
1359 cache_size);
1360
1361 cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1362 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1363 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1364 lower_32_bits(cache_addr));
1365 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1366 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1367 upper_32_bits(cache_addr));
1368 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1369 mmUVD_VCPU_CACHE_OFFSET1),
1370 0);
1371 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1372 mmUVD_VCPU_CACHE_SIZE1),
1373 AMDGPU_VCN_STACK_SIZE);
1374
1375 cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1376 AMDGPU_VCN_STACK_SIZE;
1377 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1378 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1379 lower_32_bits(cache_addr));
1380 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1381 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1382 upper_32_bits(cache_addr));
1383 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1384 mmUVD_VCPU_CACHE_OFFSET2),
1385 0);
1386 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1387 mmUVD_VCPU_CACHE_SIZE2),
1388 AMDGPU_VCN_CONTEXT_SIZE);
1389
1390 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1391 ring = &adev->vcn.inst[i].ring_enc[j];
1392 ring->wptr = 0;
1393 rb_addr = ring->gpu_addr;
1394 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1395 mmUVD_RB_BASE_LO),
1396 lower_32_bits(rb_addr));
1397 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1398 mmUVD_RB_BASE_HI),
1399 upper_32_bits(rb_addr));
1400 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1401 mmUVD_RB_SIZE),
1402 ring->ring_size / 4);
1403 }
1404
1405 ring = &adev->vcn.inst[i].ring_dec;
1406 ring->wptr = 0;
1407 rb_addr = ring->gpu_addr;
1408 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1409 mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1410 lower_32_bits(rb_addr));
1411 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1412 mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1413 upper_32_bits(rb_addr));
1414 /* force RBC into idle state */
1415 tmp = order_base_2(ring->ring_size);
1416 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1417 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1418 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1419 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1420 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1421 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1422 mmUVD_RBC_RB_CNTL),
1423 tmp);
1424
1425 /* add end packet */
1426 MMSCH_V3_0_INSERT_END();
1427
1428 /* refine header */
1429 header.inst[i].init_status = 0;
1430 header.inst[i].table_offset = header.total_size;
1431 header.inst[i].table_size = table_size;
1432 header.total_size += table_size;
1433 }
1434
1435 /* Update init table header in memory */
1436 size = sizeof(struct mmsch_v3_0_init_header);
1437 table_loc = (uint32_t *)table->cpu_addr;
1438 memcpy((void *)table_loc, &header, size);
1439
1440 /* message MMSCH (in VCN[0]) to initialize this client
1441 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1442 * of memory descriptor location
1443 */
1444 ctx_addr = table->gpu_addr;
1445 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1446 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1447
1448 /* 2, update vmid of descriptor */
1449 tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1450 tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1451 /* use domain0 for MM scheduler */
1452 tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1453 WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1454
1455 /* 3, notify mmsch about the size of this descriptor */
1456 size = header.total_size;
1457 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1458
1459 /* 4, set resp to zero */
1460 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1461
1462 /* 5, kick off the initialization and wait until
1463 * MMSCH_VF_MAILBOX_RESP becomes non-zero
1464 */
1465 param = 0x10000001;
1466 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1467 tmp = 0;
1468 timeout = 1000;
1469 resp = 0;
1470 expected = param + 1;
1471 while (resp != expected) {
1472 resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1473 if (resp == expected)
1474 break;
1475
1476 udelay(10);
1477 tmp = tmp + 10;
1478 if (tmp >= timeout) {
1479 DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1480 " waiting for mmMMSCH_VF_MAILBOX_RESP "\
1481 "(expected=0x%08x, readback=0x%08x)\n",
1482 tmp, expected, resp);
1483 return -EBUSY;
1484 }
1485 }
1486
1487 return 0;
1488}
1489
1490static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1491{
1492 struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
1493 uint32_t tmp;
1494
1495 vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
1496
1497 /* Wait for power status to be 1 */
1498 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1499 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1500
1501 /* wait for read ptr to be equal to write ptr */
1502 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1503 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1504
1505 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1506 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1507
1508 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1509 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1510
1511 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1512 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1513
1514 /* disable dynamic power gating mode */
1515 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1516 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1517
1518 return 0;
1519}
1520
1521static int vcn_v3_0_stop(struct amdgpu_device *adev)
1522{
1523 uint32_t tmp;
1524 int i, r = 0;
1525
1526 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1527 if (adev->vcn.harvest_config & (1 << i))
1528 continue;
1529
1530 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1531 r = vcn_v3_0_stop_dpg_mode(adev, i);
1532 continue;
1533 }
1534
1535 /* wait for vcn idle */
1536 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1537 if (r)
1538 return r;
1539
1540 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1541 UVD_LMI_STATUS__READ_CLEAN_MASK |
1542 UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1543 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1544 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1545 if (r)
1546 return r;
1547
1548 /* disable LMI UMC channel */
1549 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1550 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1551 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1552 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1553 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1554 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1555 if (r)
1556 return r;
1557
1558 /* block VCPU register access */
1559 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1560 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1561 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1562
1563 /* reset VCPU */
1564 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1565 UVD_VCPU_CNTL__BLK_RST_MASK,
1566 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1567
1568 /* disable VCPU clock */
1569 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1570 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1571
1572 /* apply soft reset */
1573 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1574 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1575 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1576 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1577 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1578 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1579
1580 /* clear status */
1581 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1582
1583 /* apply HW clock gating */
1584 vcn_v3_0_enable_clock_gating(adev, i);
1585
1586 /* enable VCN power gating */
1587 vcn_v3_0_enable_static_power_gating(adev, i);
1588 }
1589
1590 if (adev->pm.dpm_enabled)
1591 amdgpu_dpm_enable_uvd(adev, false);
1592
1593 return 0;
1594}
1595
1596static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1597 int inst_idx, struct dpg_pause_state *new_state)
1598{
1599 volatile struct amdgpu_fw_shared *fw_shared;
1600 struct amdgpu_ring *ring;
1601 uint32_t reg_data = 0;
1602 int ret_code;
1603
1604 /* pause/unpause if state is changed */
1605 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1606 DRM_DEBUG("dpg pause state changed %d -> %d",
1607 adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based);
1608 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1609 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1610
1611 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1612 ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1613 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1614
1615 if (!ret_code) {
1616 /* pause DPG */
1617 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1618 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1619
1620 /* wait for ACK */
1621 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1622 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1623 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1624
1625 /* Stall DPG before WPTR/RPTR reset */
1626 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1627 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1628 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1629
1630 if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
1631 /* Restore */
1632 fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1633 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1634 ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1635 ring->wptr = 0;
1636 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1637 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1638 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1639 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1640 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1641 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1642
1643 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1644 ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1645 ring->wptr = 0;
1646 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1647 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1648 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1649 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1650 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1651 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1652
1653 /* restore wptr/rptr with pointers saved in FW shared memory*/
1654 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1655 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1656 }
1657
1658 /* Unstall DPG */
1659 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1660 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1661
1662 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1663 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1664 }
1665 } else {
1666 /* unpause dpg, no need to wait */
1667 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1668 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1669 }
1670 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1671 }
1672
1673 return 0;
1674}
1675
1676/**
1677 * vcn_v3_0_dec_ring_get_rptr - get read pointer
1678 *
1679 * @ring: amdgpu_ring pointer
1680 *
1681 * Returns the current hardware read pointer
1682 */
1683static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1684{
1685 struct amdgpu_device *adev = ring->adev;
1686
1687 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1688}
1689
1690/**
1691 * vcn_v3_0_dec_ring_get_wptr - get write pointer
1692 *
1693 * @ring: amdgpu_ring pointer
1694 *
1695 * Returns the current hardware write pointer
1696 */
1697static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1698{
1699 struct amdgpu_device *adev = ring->adev;
1700
1701 if (ring->use_doorbell)
1702 return *ring->wptr_cpu_addr;
1703 else
1704 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1705}
1706
1707/**
1708 * vcn_v3_0_dec_ring_set_wptr - set write pointer
1709 *
1710 * @ring: amdgpu_ring pointer
1711 *
1712 * Commits the write pointer to the hardware
1713 */
1714static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1715{
1716 struct amdgpu_device *adev = ring->adev;
1717 volatile struct amdgpu_fw_shared *fw_shared;
1718
1719 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1720 /*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1721 fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
1722 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1723 WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1724 lower_32_bits(ring->wptr));
1725 }
1726
1727 if (ring->use_doorbell) {
1728 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1729 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1730 } else {
1731 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1732 }
1733}
1734
1735static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1736 .type = AMDGPU_RING_TYPE_VCN_DEC,
1737 .align_mask = 0x3f,
1738 .nop = VCN_DEC_SW_CMD_NO_OP,
1739 .secure_submission_supported = true,
1740 .vmhub = AMDGPU_MMHUB_0,
1741 .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1742 .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1743 .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1744 .emit_frame_size =
1745 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1746 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1747 VCN_SW_RING_EMIT_FRAME_SIZE,
1748 .emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */
1749 .emit_ib = vcn_dec_sw_ring_emit_ib,
1750 .emit_fence = vcn_dec_sw_ring_emit_fence,
1751 .emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush,
1752 .test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
1753 .test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
1754 .insert_nop = amdgpu_ring_insert_nop,
1755 .insert_end = vcn_dec_sw_ring_insert_end,
1756 .pad_ib = amdgpu_ring_generic_pad_ib,
1757 .begin_use = amdgpu_vcn_ring_begin_use,
1758 .end_use = amdgpu_vcn_ring_end_use,
1759 .emit_wreg = vcn_dec_sw_ring_emit_wreg,
1760 .emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait,
1761 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1762};
1763
1764static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
1765 struct amdgpu_job *job)
1766{
1767 struct drm_gpu_scheduler **scheds;
1768
1769 /* The create msg must be in the first IB submitted */
1770 if (atomic_read(&job->base.entity->fence_seq))
1771 return -EINVAL;
1772
1773 scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
1774 [AMDGPU_RING_PRIO_DEFAULT].sched;
1775 drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1776 return 0;
1777}
1778
1779static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1780 uint64_t addr)
1781{
1782 struct ttm_operation_ctx ctx = { false, false };
1783 struct amdgpu_bo_va_mapping *map;
1784 uint32_t *msg, num_buffers;
1785 struct amdgpu_bo *bo;
1786 uint64_t start, end;
1787 unsigned int i;
1788 void * ptr;
1789 int r;
1790
1791 addr &= AMDGPU_GMC_HOLE_MASK;
1792 r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1793 if (r) {
1794 DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
1795 return r;
1796 }
1797
1798 start = map->start * AMDGPU_GPU_PAGE_SIZE;
1799 end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1800 if (addr & 0x7) {
1801 DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1802 return -EINVAL;
1803 }
1804
1805 bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1806 amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1807 r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1808 if (r) {
1809 DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1810 return r;
1811 }
1812
1813 r = amdgpu_bo_kmap(bo, &ptr);
1814 if (r) {
1815 DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1816 return r;
1817 }
1818
1819 msg = ptr + addr - start;
1820
1821 /* Check length */
1822 if (msg[1] > end - addr) {
1823 r = -EINVAL;
1824 goto out;
1825 }
1826
1827 if (msg[3] != RDECODE_MSG_CREATE)
1828 goto out;
1829
1830 num_buffers = msg[2];
1831 for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1832 uint32_t offset, size, *create;
1833
1834 if (msg[0] != RDECODE_MESSAGE_CREATE)
1835 continue;
1836
1837 offset = msg[1];
1838 size = msg[2];
1839
1840 if (offset + size > end) {
1841 r = -EINVAL;
1842 goto out;
1843 }
1844
1845 create = ptr + addr + offset - start;
1846
1847 /* H246, HEVC and VP9 can run on any instance */
1848 if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1849 continue;
1850
1851 r = vcn_v3_0_limit_sched(p, job);
1852 if (r)
1853 goto out;
1854 }
1855
1856out:
1857 amdgpu_bo_kunmap(bo);
1858 return r;
1859}
1860
1861static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1862 struct amdgpu_job *job,
1863 struct amdgpu_ib *ib)
1864{
1865 struct amdgpu_ring *ring = amdgpu_job_ring(job);
1866 uint32_t msg_lo = 0, msg_hi = 0;
1867 unsigned i;
1868 int r;
1869
1870 /* The first instance can decode anything */
1871 if (!ring->me)
1872 return 0;
1873
1874 for (i = 0; i < ib->length_dw; i += 2) {
1875 uint32_t reg = amdgpu_ib_get_value(ib, i);
1876 uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1877
1878 if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1879 msg_lo = val;
1880 } else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1881 msg_hi = val;
1882 } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
1883 val == 0) {
1884 r = vcn_v3_0_dec_msg(p, job,
1885 ((u64)msg_hi) << 32 | msg_lo);
1886 if (r)
1887 return r;
1888 }
1889 }
1890 return 0;
1891}
1892
1893static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1894 .type = AMDGPU_RING_TYPE_VCN_DEC,
1895 .align_mask = 0xf,
1896 .secure_submission_supported = true,
1897 .vmhub = AMDGPU_MMHUB_0,
1898 .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1899 .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1900 .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1901 .patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
1902 .emit_frame_size =
1903 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1904 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1905 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1906 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1907 6,
1908 .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1909 .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1910 .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1911 .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1912 .test_ring = vcn_v2_0_dec_ring_test_ring,
1913 .test_ib = amdgpu_vcn_dec_ring_test_ib,
1914 .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1915 .insert_start = vcn_v2_0_dec_ring_insert_start,
1916 .insert_end = vcn_v2_0_dec_ring_insert_end,
1917 .pad_ib = amdgpu_ring_generic_pad_ib,
1918 .begin_use = amdgpu_vcn_ring_begin_use,
1919 .end_use = amdgpu_vcn_ring_end_use,
1920 .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1921 .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1922 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1923};
1924
1925/**
1926 * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1927 *
1928 * @ring: amdgpu_ring pointer
1929 *
1930 * Returns the current hardware enc read pointer
1931 */
1932static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1933{
1934 struct amdgpu_device *adev = ring->adev;
1935
1936 if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1937 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1938 else
1939 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1940}
1941
1942/**
1943 * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1944 *
1945 * @ring: amdgpu_ring pointer
1946 *
1947 * Returns the current hardware enc write pointer
1948 */
1949static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1950{
1951 struct amdgpu_device *adev = ring->adev;
1952
1953 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1954 if (ring->use_doorbell)
1955 return *ring->wptr_cpu_addr;
1956 else
1957 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1958 } else {
1959 if (ring->use_doorbell)
1960 return *ring->wptr_cpu_addr;
1961 else
1962 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1963 }
1964}
1965
1966/**
1967 * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
1968 *
1969 * @ring: amdgpu_ring pointer
1970 *
1971 * Commits the enc write pointer to the hardware
1972 */
1973static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1974{
1975 struct amdgpu_device *adev = ring->adev;
1976
1977 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1978 if (ring->use_doorbell) {
1979 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1980 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1981 } else {
1982 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1983 }
1984 } else {
1985 if (ring->use_doorbell) {
1986 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1987 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1988 } else {
1989 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1990 }
1991 }
1992}
1993
1994static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
1995 .type = AMDGPU_RING_TYPE_VCN_ENC,
1996 .align_mask = 0x3f,
1997 .nop = VCN_ENC_CMD_NO_OP,
1998 .vmhub = AMDGPU_MMHUB_0,
1999 .get_rptr = vcn_v3_0_enc_ring_get_rptr,
2000 .get_wptr = vcn_v3_0_enc_ring_get_wptr,
2001 .set_wptr = vcn_v3_0_enc_ring_set_wptr,
2002 .emit_frame_size =
2003 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2004 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2005 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
2006 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
2007 1, /* vcn_v2_0_enc_ring_insert_end */
2008 .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
2009 .emit_ib = vcn_v2_0_enc_ring_emit_ib,
2010 .emit_fence = vcn_v2_0_enc_ring_emit_fence,
2011 .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
2012 .test_ring = amdgpu_vcn_enc_ring_test_ring,
2013 .test_ib = amdgpu_vcn_enc_ring_test_ib,
2014 .insert_nop = amdgpu_ring_insert_nop,
2015 .insert_end = vcn_v2_0_enc_ring_insert_end,
2016 .pad_ib = amdgpu_ring_generic_pad_ib,
2017 .begin_use = amdgpu_vcn_ring_begin_use,
2018 .end_use = amdgpu_vcn_ring_end_use,
2019 .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
2020 .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
2021 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2022};
2023
2024static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2025{
2026 int i;
2027
2028 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2029 if (adev->vcn.harvest_config & (1 << i))
2030 continue;
2031
2032 if (!DEC_SW_RING_ENABLED)
2033 adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
2034 else
2035 adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
2036 adev->vcn.inst[i].ring_dec.me = i;
2037 DRM_INFO("VCN(%d) decode%s is enabled in VM mode\n", i,
2038 DEC_SW_RING_ENABLED?"(Software Ring)":"");
2039 }
2040}
2041
2042static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2043{
2044 int i, j;
2045
2046 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2047 if (adev->vcn.harvest_config & (1 << i))
2048 continue;
2049
2050 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2051 adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2052 adev->vcn.inst[i].ring_enc[j].me = i;
2053 }
2054 if (adev->vcn.num_enc_rings > 0)
2055 DRM_INFO("VCN(%d) encode is enabled in VM mode\n", i);
2056 }
2057}
2058
2059static bool vcn_v3_0_is_idle(void *handle)
2060{
2061 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2062 int i, ret = 1;
2063
2064 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2065 if (adev->vcn.harvest_config & (1 << i))
2066 continue;
2067
2068 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2069 }
2070
2071 return ret;
2072}
2073
2074static int vcn_v3_0_wait_for_idle(void *handle)
2075{
2076 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2077 int i, ret = 0;
2078
2079 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2080 if (adev->vcn.harvest_config & (1 << i))
2081 continue;
2082
2083 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2084 UVD_STATUS__IDLE);
2085 if (ret)
2086 return ret;
2087 }
2088
2089 return ret;
2090}
2091
2092static int vcn_v3_0_set_clockgating_state(void *handle,
2093 enum amd_clockgating_state state)
2094{
2095 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2096 bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
2097 int i;
2098
2099 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2100 if (adev->vcn.harvest_config & (1 << i))
2101 continue;
2102
2103 if (enable) {
2104 if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2105 return -EBUSY;
2106 vcn_v3_0_enable_clock_gating(adev, i);
2107 } else {
2108 vcn_v3_0_disable_clock_gating(adev, i);
2109 }
2110 }
2111
2112 return 0;
2113}
2114
2115static int vcn_v3_0_set_powergating_state(void *handle,
2116 enum amd_powergating_state state)
2117{
2118 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2119 int ret;
2120
2121 /* for SRIOV, guest should not control VCN Power-gating
2122 * MMSCH FW should control Power-gating and clock-gating
2123 * guest should avoid touching CGC and PG
2124 */
2125 if (amdgpu_sriov_vf(adev)) {
2126 adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2127 return 0;
2128 }
2129
2130 if(state == adev->vcn.cur_state)
2131 return 0;
2132
2133 if (state == AMD_PG_STATE_GATE)
2134 ret = vcn_v3_0_stop(adev);
2135 else
2136 ret = vcn_v3_0_start(adev);
2137
2138 if(!ret)
2139 adev->vcn.cur_state = state;
2140
2141 return ret;
2142}
2143
2144static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2145 struct amdgpu_irq_src *source,
2146 unsigned type,
2147 enum amdgpu_interrupt_state state)
2148{
2149 return 0;
2150}
2151
2152static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2153 struct amdgpu_irq_src *source,
2154 struct amdgpu_iv_entry *entry)
2155{
2156 uint32_t ip_instance;
2157
2158 switch (entry->client_id) {
2159 case SOC15_IH_CLIENTID_VCN:
2160 ip_instance = 0;
2161 break;
2162 case SOC15_IH_CLIENTID_VCN1:
2163 ip_instance = 1;
2164 break;
2165 default:
2166 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2167 return 0;
2168 }
2169
2170 DRM_DEBUG("IH: VCN TRAP\n");
2171
2172 switch (entry->src_id) {
2173 case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2174 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2175 break;
2176 case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2177 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2178 break;
2179 case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2180 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2181 break;
2182 default:
2183 DRM_ERROR("Unhandled interrupt: %d %d\n",
2184 entry->src_id, entry->src_data[0]);
2185 break;
2186 }
2187
2188 return 0;
2189}
2190
2191static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2192 .set = vcn_v3_0_set_interrupt_state,
2193 .process = vcn_v3_0_process_interrupt,
2194};
2195
2196static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2197{
2198 int i;
2199
2200 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2201 if (adev->vcn.harvest_config & (1 << i))
2202 continue;
2203
2204 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2205 adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2206 }
2207}
2208
2209static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2210 .name = "vcn_v3_0",
2211 .early_init = vcn_v3_0_early_init,
2212 .late_init = NULL,
2213 .sw_init = vcn_v3_0_sw_init,
2214 .sw_fini = vcn_v3_0_sw_fini,
2215 .hw_init = vcn_v3_0_hw_init,
2216 .hw_fini = vcn_v3_0_hw_fini,
2217 .suspend = vcn_v3_0_suspend,
2218 .resume = vcn_v3_0_resume,
2219 .is_idle = vcn_v3_0_is_idle,
2220 .wait_for_idle = vcn_v3_0_wait_for_idle,
2221 .check_soft_reset = NULL,
2222 .pre_soft_reset = NULL,
2223 .soft_reset = NULL,
2224 .post_soft_reset = NULL,
2225 .set_clockgating_state = vcn_v3_0_set_clockgating_state,
2226 .set_powergating_state = vcn_v3_0_set_powergating_state,
2227};
2228
2229const struct amdgpu_ip_block_version vcn_v3_0_ip_block =
2230{
2231 .type = AMD_IP_BLOCK_TYPE_VCN,
2232 .major = 3,
2233 .minor = 0,
2234 .rev = 0,
2235 .funcs = &vcn_v3_0_ip_funcs,
2236};