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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
26#include "amdgpu.h"
27#include "amdgpu_vcn.h"
28#include "amdgpu_pm.h"
29#include "soc15.h"
30#include "soc15d.h"
31#include "vcn_v2_0.h"
32#include "mmsch_v1_0.h"
33
34#include "vcn/vcn_2_5_offset.h"
35#include "vcn/vcn_2_5_sh_mask.h"
36#include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
37
38#define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x27
39#define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x0f
40#define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x10
41#define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x11
42#define mmUVD_NO_OP_INTERNAL_OFFSET 0x29
43#define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x66
44#define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d
45
46#define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x431
47#define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x3b4
48#define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x3b5
49#define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x25c
50
51#define VCN25_MAX_HW_INSTANCES_ARCTURUS 2
52
53static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
54static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev);
55static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev);
56static int vcn_v2_5_set_powergating_state(void *handle,
57 enum amd_powergating_state state);
58static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
59 int inst_idx, struct dpg_pause_state *new_state);
60static int vcn_v2_5_sriov_start(struct amdgpu_device *adev);
61
62static int amdgpu_ih_clientid_vcns[] = {
63 SOC15_IH_CLIENTID_VCN,
64 SOC15_IH_CLIENTID_VCN1
65};
66
67/**
68 * vcn_v2_5_early_init - set function pointers
69 *
70 * @handle: amdgpu_device pointer
71 *
72 * Set ring and irq function pointers
73 */
74static int vcn_v2_5_early_init(void *handle)
75{
76 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
77
78 if (amdgpu_sriov_vf(adev)) {
79 adev->vcn.num_vcn_inst = 2;
80 adev->vcn.harvest_config = 0;
81 adev->vcn.num_enc_rings = 1;
82 } else {
83 if (adev->asic_type == CHIP_ARCTURUS) {
84 u32 harvest;
85 int i;
86
87 adev->vcn.num_vcn_inst = VCN25_MAX_HW_INSTANCES_ARCTURUS;
88 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
89 harvest = RREG32_SOC15(VCN, i, mmCC_UVD_HARVESTING);
90 if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
91 adev->vcn.harvest_config |= 1 << i;
92 }
93
94 if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
95 AMDGPU_VCN_HARVEST_VCN1))
96 /* both instances are harvested, disable the block */
97 return -ENOENT;
98 } else
99 adev->vcn.num_vcn_inst = 1;
100
101 adev->vcn.num_enc_rings = 2;
102 }
103
104 vcn_v2_5_set_dec_ring_funcs(adev);
105 vcn_v2_5_set_enc_ring_funcs(adev);
106 vcn_v2_5_set_irq_funcs(adev);
107
108 return 0;
109}
110
111/**
112 * vcn_v2_5_sw_init - sw init for VCN block
113 *
114 * @handle: amdgpu_device pointer
115 *
116 * Load firmware and sw initialization
117 */
118static int vcn_v2_5_sw_init(void *handle)
119{
120 struct amdgpu_ring *ring;
121 int i, j, r;
122 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
123
124 for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
125 if (adev->vcn.harvest_config & (1 << j))
126 continue;
127 /* VCN DEC TRAP */
128 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
129 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[j].irq);
130 if (r)
131 return r;
132
133 /* VCN ENC TRAP */
134 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
135 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[j],
136 i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[j].irq);
137 if (r)
138 return r;
139 }
140 }
141
142 r = amdgpu_vcn_sw_init(adev);
143 if (r)
144 return r;
145
146 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
147 const struct common_firmware_header *hdr;
148 hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
149 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN;
150 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw;
151 adev->firmware.fw_size +=
152 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
153
154 if (adev->vcn.num_vcn_inst == VCN25_MAX_HW_INSTANCES_ARCTURUS) {
155 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].ucode_id = AMDGPU_UCODE_ID_VCN1;
156 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].fw = adev->vcn.fw;
157 adev->firmware.fw_size +=
158 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
159 }
160 DRM_INFO("PSP loading VCN firmware\n");
161 }
162
163 r = amdgpu_vcn_resume(adev);
164 if (r)
165 return r;
166
167 for (j = 0; j < adev->vcn.num_vcn_inst; j++) {
168 volatile struct amdgpu_fw_shared *fw_shared;
169
170 if (adev->vcn.harvest_config & (1 << j))
171 continue;
172 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
173 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
174 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
175 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
176 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
177 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
178
179 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
180 adev->vcn.inst[j].external.scratch9 = SOC15_REG_OFFSET(VCN, j, mmUVD_SCRATCH9);
181 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
182 adev->vcn.inst[j].external.data0 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA0);
183 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
184 adev->vcn.inst[j].external.data1 = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_DATA1);
185 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
186 adev->vcn.inst[j].external.cmd = SOC15_REG_OFFSET(VCN, j, mmUVD_GPCOM_VCPU_CMD);
187 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
188 adev->vcn.inst[j].external.nop = SOC15_REG_OFFSET(VCN, j, mmUVD_NO_OP);
189
190 ring = &adev->vcn.inst[j].ring_dec;
191 ring->use_doorbell = true;
192
193 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
194 (amdgpu_sriov_vf(adev) ? 2*j : 8*j);
195 sprintf(ring->name, "vcn_dec_%d", j);
196 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[j].irq,
197 0, AMDGPU_RING_PRIO_DEFAULT);
198 if (r)
199 return r;
200
201 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
202 ring = &adev->vcn.inst[j].ring_enc[i];
203 ring->use_doorbell = true;
204
205 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
206 (amdgpu_sriov_vf(adev) ? (1 + i + 2*j) : (2 + i + 8*j));
207
208 sprintf(ring->name, "vcn_enc_%d.%d", j, i);
209 r = amdgpu_ring_init(adev, ring, 512,
210 &adev->vcn.inst[j].irq, 0,
211 AMDGPU_RING_PRIO_DEFAULT);
212 if (r)
213 return r;
214 }
215
216 fw_shared = adev->vcn.inst[j].fw_shared_cpu_addr;
217 fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG);
218 }
219
220 if (amdgpu_sriov_vf(adev)) {
221 r = amdgpu_virt_alloc_mm_table(adev);
222 if (r)
223 return r;
224 }
225
226 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
227 adev->vcn.pause_dpg_mode = vcn_v2_5_pause_dpg_mode;
228
229 return 0;
230}
231
232/**
233 * vcn_v2_5_sw_fini - sw fini for VCN block
234 *
235 * @handle: amdgpu_device pointer
236 *
237 * VCN suspend and free up sw allocation
238 */
239static int vcn_v2_5_sw_fini(void *handle)
240{
241 int i, r;
242 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
243 volatile struct amdgpu_fw_shared *fw_shared;
244
245 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
246 if (adev->vcn.harvest_config & (1 << i))
247 continue;
248 fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
249 fw_shared->present_flag_0 = 0;
250 }
251
252 if (amdgpu_sriov_vf(adev))
253 amdgpu_virt_free_mm_table(adev);
254
255 r = amdgpu_vcn_suspend(adev);
256 if (r)
257 return r;
258
259 r = amdgpu_vcn_sw_fini(adev);
260
261 return r;
262}
263
264/**
265 * vcn_v2_5_hw_init - start and test VCN block
266 *
267 * @handle: amdgpu_device pointer
268 *
269 * Initialize the hardware, boot up the VCPU and do some testing
270 */
271static int vcn_v2_5_hw_init(void *handle)
272{
273 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
274 struct amdgpu_ring *ring;
275 int i, j, r = 0;
276
277 if (amdgpu_sriov_vf(adev))
278 r = vcn_v2_5_sriov_start(adev);
279
280 for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
281 if (adev->vcn.harvest_config & (1 << j))
282 continue;
283
284 if (amdgpu_sriov_vf(adev)) {
285 adev->vcn.inst[j].ring_enc[0].sched.ready = true;
286 adev->vcn.inst[j].ring_enc[1].sched.ready = false;
287 adev->vcn.inst[j].ring_enc[2].sched.ready = false;
288 adev->vcn.inst[j].ring_dec.sched.ready = true;
289 } else {
290
291 ring = &adev->vcn.inst[j].ring_dec;
292
293 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
294 ring->doorbell_index, j);
295
296 r = amdgpu_ring_test_helper(ring);
297 if (r)
298 goto done;
299
300 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
301 ring = &adev->vcn.inst[j].ring_enc[i];
302 r = amdgpu_ring_test_helper(ring);
303 if (r)
304 goto done;
305 }
306 }
307 }
308
309done:
310 if (!r)
311 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
312 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
313
314 return r;
315}
316
317/**
318 * vcn_v2_5_hw_fini - stop the hardware block
319 *
320 * @handle: amdgpu_device pointer
321 *
322 * Stop the VCN block, mark ring as not ready any more
323 */
324static int vcn_v2_5_hw_fini(void *handle)
325{
326 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
327 int i;
328
329 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
330 if (adev->vcn.harvest_config & (1 << i))
331 continue;
332
333 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
334 (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
335 RREG32_SOC15(VCN, i, mmUVD_STATUS)))
336 vcn_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);
337 }
338
339 return 0;
340}
341
342/**
343 * vcn_v2_5_suspend - suspend VCN block
344 *
345 * @handle: amdgpu_device pointer
346 *
347 * HW fini and suspend VCN block
348 */
349static int vcn_v2_5_suspend(void *handle)
350{
351 int r;
352 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
353
354 r = vcn_v2_5_hw_fini(adev);
355 if (r)
356 return r;
357
358 r = amdgpu_vcn_suspend(adev);
359
360 return r;
361}
362
363/**
364 * vcn_v2_5_resume - resume VCN block
365 *
366 * @handle: amdgpu_device pointer
367 *
368 * Resume firmware and hw init VCN block
369 */
370static int vcn_v2_5_resume(void *handle)
371{
372 int r;
373 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
374
375 r = amdgpu_vcn_resume(adev);
376 if (r)
377 return r;
378
379 r = vcn_v2_5_hw_init(adev);
380
381 return r;
382}
383
384/**
385 * vcn_v2_5_mc_resume - memory controller programming
386 *
387 * @adev: amdgpu_device pointer
388 *
389 * Let the VCN memory controller know it's offsets
390 */
391static void vcn_v2_5_mc_resume(struct amdgpu_device *adev)
392{
393 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
394 uint32_t offset;
395 int i;
396
397 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
398 if (adev->vcn.harvest_config & (1 << i))
399 continue;
400 /* cache window 0: fw */
401 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
402 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
403 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo));
404 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
405 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi));
406 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0, 0);
407 offset = 0;
408 } else {
409 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
410 lower_32_bits(adev->vcn.inst[i].gpu_addr));
411 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
412 upper_32_bits(adev->vcn.inst[i].gpu_addr));
413 offset = size;
414 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET0,
415 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
416 }
417 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE0, size);
418
419 /* cache window 1: stack */
420 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
421 lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
422 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
423 upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
424 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET1, 0);
425 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
426
427 /* cache window 2: context */
428 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
429 lower_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
430 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
431 upper_32_bits(adev->vcn.inst[i].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
432 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_OFFSET2, 0);
433 WREG32_SOC15(VCN, i, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
434
435 /* non-cache window */
436 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
437 lower_32_bits(adev->vcn.inst[i].fw_shared_gpu_addr));
438 WREG32_SOC15(VCN, i, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
439 upper_32_bits(adev->vcn.inst[i].fw_shared_gpu_addr));
440 WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
441 WREG32_SOC15(VCN, i, mmUVD_VCPU_NONCACHE_SIZE0,
442 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
443 }
444}
445
446static void vcn_v2_5_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
447{
448 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
449 uint32_t offset;
450
451 /* cache window 0: fw */
452 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
453 if (!indirect) {
454 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
455 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
456 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
457 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
458 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
459 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
460 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
461 VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
462 } else {
463 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
464 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
465 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
466 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
467 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
468 VCN, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
469 }
470 offset = 0;
471 } else {
472 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
473 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
474 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
475 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
476 VCN, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
477 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
478 offset = size;
479 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
480 VCN, 0, mmUVD_VCPU_CACHE_OFFSET0),
481 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
482 }
483
484 if (!indirect)
485 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
486 VCN, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
487 else
488 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
489 VCN, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
490
491 /* cache window 1: stack */
492 if (!indirect) {
493 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
494 VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
495 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
496 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
497 VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
498 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
499 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
500 VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
501 } else {
502 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
503 VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
504 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
505 VCN, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
506 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
507 VCN, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
508 }
509 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
510 VCN, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
511
512 /* cache window 2: context */
513 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
514 VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
515 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
516 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
517 VCN, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
518 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
519 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
520 VCN, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
521 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
522 VCN, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
523
524 /* non-cache window */
525 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
526 VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
527 lower_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
528 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
529 VCN, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH),
530 upper_32_bits(adev->vcn.inst[inst_idx].fw_shared_gpu_addr), 0, indirect);
531 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
532 VCN, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
533 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
534 VCN, 0, mmUVD_VCPU_NONCACHE_SIZE0),
535 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
536
537 /* VCN global tiling registers */
538 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
539 VCN, 0, mmUVD_GFX8_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
540}
541
542/**
543 * vcn_v2_5_disable_clock_gating - disable VCN clock gating
544 *
545 * @adev: amdgpu_device pointer
546 *
547 * Disable clock gating for VCN block
548 */
549static void vcn_v2_5_disable_clock_gating(struct amdgpu_device *adev)
550{
551 uint32_t data;
552 int i;
553
554 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
555 if (adev->vcn.harvest_config & (1 << i))
556 continue;
557 /* UVD disable CGC */
558 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
559 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
560 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
561 else
562 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
563 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
564 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
565 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
566
567 data = RREG32_SOC15(VCN, i, mmUVD_CGC_GATE);
568 data &= ~(UVD_CGC_GATE__SYS_MASK
569 | UVD_CGC_GATE__UDEC_MASK
570 | UVD_CGC_GATE__MPEG2_MASK
571 | UVD_CGC_GATE__REGS_MASK
572 | UVD_CGC_GATE__RBC_MASK
573 | UVD_CGC_GATE__LMI_MC_MASK
574 | UVD_CGC_GATE__LMI_UMC_MASK
575 | UVD_CGC_GATE__IDCT_MASK
576 | UVD_CGC_GATE__MPRD_MASK
577 | UVD_CGC_GATE__MPC_MASK
578 | UVD_CGC_GATE__LBSI_MASK
579 | UVD_CGC_GATE__LRBBM_MASK
580 | UVD_CGC_GATE__UDEC_RE_MASK
581 | UVD_CGC_GATE__UDEC_CM_MASK
582 | UVD_CGC_GATE__UDEC_IT_MASK
583 | UVD_CGC_GATE__UDEC_DB_MASK
584 | UVD_CGC_GATE__UDEC_MP_MASK
585 | UVD_CGC_GATE__WCB_MASK
586 | UVD_CGC_GATE__VCPU_MASK
587 | UVD_CGC_GATE__MMSCH_MASK);
588
589 WREG32_SOC15(VCN, i, mmUVD_CGC_GATE, data);
590
591 SOC15_WAIT_ON_RREG(VCN, i, mmUVD_CGC_GATE, 0, 0xFFFFFFFF);
592
593 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
594 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
595 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
596 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
597 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
598 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
599 | UVD_CGC_CTRL__SYS_MODE_MASK
600 | UVD_CGC_CTRL__UDEC_MODE_MASK
601 | UVD_CGC_CTRL__MPEG2_MODE_MASK
602 | UVD_CGC_CTRL__REGS_MODE_MASK
603 | UVD_CGC_CTRL__RBC_MODE_MASK
604 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
605 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
606 | UVD_CGC_CTRL__IDCT_MODE_MASK
607 | UVD_CGC_CTRL__MPRD_MODE_MASK
608 | UVD_CGC_CTRL__MPC_MODE_MASK
609 | UVD_CGC_CTRL__LBSI_MODE_MASK
610 | UVD_CGC_CTRL__LRBBM_MODE_MASK
611 | UVD_CGC_CTRL__WCB_MODE_MASK
612 | UVD_CGC_CTRL__VCPU_MODE_MASK
613 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
614 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
615
616 /* turn on */
617 data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE);
618 data |= (UVD_SUVD_CGC_GATE__SRE_MASK
619 | UVD_SUVD_CGC_GATE__SIT_MASK
620 | UVD_SUVD_CGC_GATE__SMP_MASK
621 | UVD_SUVD_CGC_GATE__SCM_MASK
622 | UVD_SUVD_CGC_GATE__SDB_MASK
623 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
624 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
625 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
626 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
627 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
628 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
629 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
630 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
631 | UVD_SUVD_CGC_GATE__SCLR_MASK
632 | UVD_SUVD_CGC_GATE__UVD_SC_MASK
633 | UVD_SUVD_CGC_GATE__ENT_MASK
634 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
635 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
636 | UVD_SUVD_CGC_GATE__SITE_MASK
637 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
638 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
639 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
640 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
641 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
642 WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_GATE, data);
643
644 data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
645 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
646 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
647 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
648 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
649 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
650 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
651 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
652 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
653 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
654 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
655 WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
656 }
657}
658
659static void vcn_v2_5_clock_gating_dpg_mode(struct amdgpu_device *adev,
660 uint8_t sram_sel, int inst_idx, uint8_t indirect)
661{
662 uint32_t reg_data = 0;
663
664 /* enable sw clock gating control */
665 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
666 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
667 else
668 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
669 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
670 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
671 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
672 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
673 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
674 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
675 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
676 UVD_CGC_CTRL__SYS_MODE_MASK |
677 UVD_CGC_CTRL__UDEC_MODE_MASK |
678 UVD_CGC_CTRL__MPEG2_MODE_MASK |
679 UVD_CGC_CTRL__REGS_MODE_MASK |
680 UVD_CGC_CTRL__RBC_MODE_MASK |
681 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
682 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
683 UVD_CGC_CTRL__IDCT_MODE_MASK |
684 UVD_CGC_CTRL__MPRD_MODE_MASK |
685 UVD_CGC_CTRL__MPC_MODE_MASK |
686 UVD_CGC_CTRL__LBSI_MODE_MASK |
687 UVD_CGC_CTRL__LRBBM_MODE_MASK |
688 UVD_CGC_CTRL__WCB_MODE_MASK |
689 UVD_CGC_CTRL__VCPU_MODE_MASK |
690 UVD_CGC_CTRL__MMSCH_MODE_MASK);
691 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
692 VCN, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
693
694 /* turn off clock gating */
695 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
696 VCN, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect);
697
698 /* turn on SUVD clock gating */
699 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
700 VCN, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
701
702 /* turn on sw mode in UVD_SUVD_CGC_CTRL */
703 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
704 VCN, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
705}
706
707/**
708 * vcn_v2_5_enable_clock_gating - enable VCN clock gating
709 *
710 * @adev: amdgpu_device pointer
711 *
712 * Enable clock gating for VCN block
713 */
714static void vcn_v2_5_enable_clock_gating(struct amdgpu_device *adev)
715{
716 uint32_t data = 0;
717 int i;
718
719 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
720 if (adev->vcn.harvest_config & (1 << i))
721 continue;
722 /* enable UVD CGC */
723 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
724 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
725 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
726 else
727 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
728 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
729 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
730 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
731
732 data = RREG32_SOC15(VCN, i, mmUVD_CGC_CTRL);
733 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
734 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
735 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
736 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
737 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
738 | UVD_CGC_CTRL__SYS_MODE_MASK
739 | UVD_CGC_CTRL__UDEC_MODE_MASK
740 | UVD_CGC_CTRL__MPEG2_MODE_MASK
741 | UVD_CGC_CTRL__REGS_MODE_MASK
742 | UVD_CGC_CTRL__RBC_MODE_MASK
743 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
744 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
745 | UVD_CGC_CTRL__IDCT_MODE_MASK
746 | UVD_CGC_CTRL__MPRD_MODE_MASK
747 | UVD_CGC_CTRL__MPC_MODE_MASK
748 | UVD_CGC_CTRL__LBSI_MODE_MASK
749 | UVD_CGC_CTRL__LRBBM_MODE_MASK
750 | UVD_CGC_CTRL__WCB_MODE_MASK
751 | UVD_CGC_CTRL__VCPU_MODE_MASK);
752 WREG32_SOC15(VCN, i, mmUVD_CGC_CTRL, data);
753
754 data = RREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL);
755 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
756 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
757 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
758 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
759 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
760 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
761 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
762 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
763 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
764 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
765 WREG32_SOC15(VCN, i, mmUVD_SUVD_CGC_CTRL, data);
766 }
767}
768
769static int vcn_v2_5_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
770{
771 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
772 struct amdgpu_ring *ring;
773 uint32_t rb_bufsz, tmp;
774
775 /* disable register anti-hang mechanism */
776 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
777 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
778 /* enable dynamic power gating mode */
779 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
780 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
781 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
782 WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
783
784 if (indirect)
785 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t*)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
786
787 /* enable clock gating */
788 vcn_v2_5_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
789
790 /* enable VCPU clock */
791 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
792 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
793 tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
794 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
795 VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
796
797 /* disable master interupt */
798 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
799 VCN, 0, mmUVD_MASTINT_EN), 0, 0, indirect);
800
801 /* setup mmUVD_LMI_CTRL */
802 tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
803 UVD_LMI_CTRL__REQ_MODE_MASK |
804 UVD_LMI_CTRL__CRC_RESET_MASK |
805 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
806 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
807 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
808 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
809 0x00100000L);
810 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
811 VCN, 0, mmUVD_LMI_CTRL), tmp, 0, indirect);
812
813 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
814 VCN, 0, mmUVD_MPC_CNTL),
815 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
816
817 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
818 VCN, 0, mmUVD_MPC_SET_MUXA0),
819 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
820 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
821 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
822 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
823
824 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
825 VCN, 0, mmUVD_MPC_SET_MUXB0),
826 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
827 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
828 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
829 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
830
831 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
832 VCN, 0, mmUVD_MPC_SET_MUX),
833 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
834 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
835 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
836
837 vcn_v2_5_mc_resume_dpg_mode(adev, inst_idx, indirect);
838
839 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
840 VCN, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
841 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
842 VCN, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
843
844 /* enable LMI MC and UMC channels */
845 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
846 VCN, 0, mmUVD_LMI_CTRL2), 0, 0, indirect);
847
848 /* unblock VCPU register access */
849 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
850 VCN, 0, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
851
852 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
853 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
854 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
855 VCN, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect);
856
857 /* enable master interrupt */
858 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
859 VCN, 0, mmUVD_MASTINT_EN),
860 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
861
862 if (indirect)
863 psp_update_vcn_sram(adev, inst_idx, adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
864 (uint32_t)((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
865 (uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr));
866
867 ring = &adev->vcn.inst[inst_idx].ring_dec;
868 /* force RBC into idle state */
869 rb_bufsz = order_base_2(ring->ring_size);
870 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
871 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
872 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
873 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
874 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
875 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
876
877 /* Stall DPG before WPTR/RPTR reset */
878 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
879 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
880 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
881 fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
882
883 /* set the write pointer delay */
884 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
885
886 /* set the wb address */
887 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
888 (upper_32_bits(ring->gpu_addr) >> 2));
889
890 /* programm the RB_BASE for ring buffer */
891 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
892 lower_32_bits(ring->gpu_addr));
893 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
894 upper_32_bits(ring->gpu_addr));
895
896 /* Initialize the ring buffer's read and write pointers */
897 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
898
899 WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
900
901 ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
902 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
903 lower_32_bits(ring->wptr));
904
905 fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
906 /* Unstall DPG */
907 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
908 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
909
910 return 0;
911}
912
913static int vcn_v2_5_start(struct amdgpu_device *adev)
914{
915 struct amdgpu_ring *ring;
916 uint32_t rb_bufsz, tmp;
917 int i, j, k, r;
918
919 if (adev->pm.dpm_enabled)
920 amdgpu_dpm_enable_uvd(adev, true);
921
922 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
923 if (adev->vcn.harvest_config & (1 << i))
924 continue;
925 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
926 r = vcn_v2_5_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
927 continue;
928 }
929
930 /* disable register anti-hang mechanism */
931 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS), 0,
932 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
933
934 /* set uvd status busy */
935 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
936 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
937 }
938
939 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
940 return 0;
941
942 /*SW clock gating */
943 vcn_v2_5_disable_clock_gating(adev);
944
945 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
946 if (adev->vcn.harvest_config & (1 << i))
947 continue;
948 /* enable VCPU clock */
949 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
950 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
951
952 /* disable master interrupt */
953 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
954 ~UVD_MASTINT_EN__VCPU_EN_MASK);
955
956 /* setup mmUVD_LMI_CTRL */
957 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
958 tmp &= ~0xff;
959 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 0x8|
960 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
961 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
962 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
963 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
964
965 /* setup mmUVD_MPC_CNTL */
966 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
967 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
968 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
969 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
970
971 /* setup UVD_MPC_SET_MUXA0 */
972 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
973 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
974 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
975 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
976 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
977
978 /* setup UVD_MPC_SET_MUXB0 */
979 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
980 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
981 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
982 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
983 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
984
985 /* setup mmUVD_MPC_SET_MUX */
986 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
987 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
988 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
989 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
990 }
991
992 vcn_v2_5_mc_resume(adev);
993
994 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
995 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[i].fw_shared_cpu_addr;
996 if (adev->vcn.harvest_config & (1 << i))
997 continue;
998 /* VCN global tiling registers */
999 WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1000 adev->gfx.config.gb_addr_config);
1001 WREG32_SOC15(VCN, i, mmUVD_GFX8_ADDR_CONFIG,
1002 adev->gfx.config.gb_addr_config);
1003
1004 /* enable LMI MC and UMC channels */
1005 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1006 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1007
1008 /* unblock VCPU register access */
1009 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1010 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1011
1012 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1013 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1014
1015 for (k = 0; k < 10; ++k) {
1016 uint32_t status;
1017
1018 for (j = 0; j < 100; ++j) {
1019 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1020 if (status & 2)
1021 break;
1022 if (amdgpu_emu_mode == 1)
1023 msleep(500);
1024 else
1025 mdelay(10);
1026 }
1027 r = 0;
1028 if (status & 2)
1029 break;
1030
1031 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
1032 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1033 UVD_VCPU_CNTL__BLK_RST_MASK,
1034 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1035 mdelay(10);
1036 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1037 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1038
1039 mdelay(10);
1040 r = -1;
1041 }
1042
1043 if (r) {
1044 DRM_ERROR("VCN decode not responding, giving up!!!\n");
1045 return r;
1046 }
1047
1048 /* enable master interrupt */
1049 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1050 UVD_MASTINT_EN__VCPU_EN_MASK,
1051 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1052
1053 /* clear the busy bit of VCN_STATUS */
1054 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1055 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1056
1057 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1058
1059 ring = &adev->vcn.inst[i].ring_dec;
1060 /* force RBC into idle state */
1061 rb_bufsz = order_base_2(ring->ring_size);
1062 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1063 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1064 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1065 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1066 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1067 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1068
1069 fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET;
1070 /* programm the RB_BASE for ring buffer */
1071 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1072 lower_32_bits(ring->gpu_addr));
1073 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1074 upper_32_bits(ring->gpu_addr));
1075
1076 /* Initialize the ring buffer's read and write pointers */
1077 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1078
1079 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1080 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1081 lower_32_bits(ring->wptr));
1082 fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET;
1083
1084 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1085 ring = &adev->vcn.inst[i].ring_enc[0];
1086 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1087 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1088 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1089 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1090 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1091 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1092
1093 fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1094 ring = &adev->vcn.inst[i].ring_enc[1];
1095 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1096 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1097 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1098 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1099 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1100 fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1101 }
1102
1103 return 0;
1104}
1105
1106static int vcn_v2_5_mmsch_start(struct amdgpu_device *adev,
1107 struct amdgpu_mm_table *table)
1108{
1109 uint32_t data = 0, loop = 0, size = 0;
1110 uint64_t addr = table->gpu_addr;
1111 struct mmsch_v1_1_init_header *header = NULL;;
1112
1113 header = (struct mmsch_v1_1_init_header *)table->cpu_addr;
1114 size = header->total_size;
1115
1116 /*
1117 * 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr of
1118 * memory descriptor location
1119 */
1120 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr));
1121 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr));
1122
1123 /* 2, update vmid of descriptor */
1124 data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1125 data &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1126 /* use domain0 for MM scheduler */
1127 data |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1128 WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, data);
1129
1130 /* 3, notify mmsch about the size of this descriptor */
1131 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1132
1133 /* 4, set resp to zero */
1134 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1135
1136 /*
1137 * 5, kick off the initialization and wait until
1138 * VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero
1139 */
1140 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, 0x10000001);
1141
1142 data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1143 loop = 10;
1144 while ((data & 0x10000002) != 0x10000002) {
1145 udelay(100);
1146 data = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1147 loop--;
1148 if (!loop)
1149 break;
1150 }
1151
1152 if (!loop) {
1153 dev_err(adev->dev,
1154 "failed to init MMSCH, mmMMSCH_VF_MAILBOX_RESP = %x\n",
1155 data);
1156 return -EBUSY;
1157 }
1158
1159 return 0;
1160}
1161
1162static int vcn_v2_5_sriov_start(struct amdgpu_device *adev)
1163{
1164 struct amdgpu_ring *ring;
1165 uint32_t offset, size, tmp, i, rb_bufsz;
1166 uint32_t table_size = 0;
1167 struct mmsch_v1_0_cmd_direct_write direct_wt = { { 0 } };
1168 struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { { 0 } };
1169 struct mmsch_v1_0_cmd_end end = { { 0 } };
1170 uint32_t *init_table = adev->virt.mm_table.cpu_addr;
1171 struct mmsch_v1_1_init_header *header = (struct mmsch_v1_1_init_header *)init_table;
1172
1173 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE;
1174 direct_rd_mod_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1175 end.cmd_header.command_type = MMSCH_COMMAND__END;
1176
1177 header->version = MMSCH_VERSION;
1178 header->total_size = sizeof(struct mmsch_v1_1_init_header) >> 2;
1179 init_table += header->total_size;
1180
1181 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1182 header->eng[i].table_offset = header->total_size;
1183 header->eng[i].init_status = 0;
1184 header->eng[i].table_size = 0;
1185
1186 table_size = 0;
1187
1188 MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(
1189 SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS),
1190 ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1191
1192 size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1193 /* mc resume*/
1194 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1195 MMSCH_V1_0_INSERT_DIRECT_WT(
1196 SOC15_REG_OFFSET(VCN, i,
1197 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1198 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1199 MMSCH_V1_0_INSERT_DIRECT_WT(
1200 SOC15_REG_OFFSET(VCN, i,
1201 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1202 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1203 offset = 0;
1204 MMSCH_V1_0_INSERT_DIRECT_WT(
1205 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0), 0);
1206 } else {
1207 MMSCH_V1_0_INSERT_DIRECT_WT(
1208 SOC15_REG_OFFSET(VCN, i,
1209 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1210 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1211 MMSCH_V1_0_INSERT_DIRECT_WT(
1212 SOC15_REG_OFFSET(VCN, i,
1213 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1214 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1215 offset = size;
1216 MMSCH_V1_0_INSERT_DIRECT_WT(
1217 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET0),
1218 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1219 }
1220
1221 MMSCH_V1_0_INSERT_DIRECT_WT(
1222 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE0),
1223 size);
1224 MMSCH_V1_0_INSERT_DIRECT_WT(
1225 SOC15_REG_OFFSET(VCN, i,
1226 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1227 lower_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1228 MMSCH_V1_0_INSERT_DIRECT_WT(
1229 SOC15_REG_OFFSET(VCN, i,
1230 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1231 upper_32_bits(adev->vcn.inst[i].gpu_addr + offset));
1232 MMSCH_V1_0_INSERT_DIRECT_WT(
1233 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET1),
1234 0);
1235 MMSCH_V1_0_INSERT_DIRECT_WT(
1236 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE1),
1237 AMDGPU_VCN_STACK_SIZE);
1238 MMSCH_V1_0_INSERT_DIRECT_WT(
1239 SOC15_REG_OFFSET(VCN, i,
1240 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1241 lower_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1242 AMDGPU_VCN_STACK_SIZE));
1243 MMSCH_V1_0_INSERT_DIRECT_WT(
1244 SOC15_REG_OFFSET(VCN, i,
1245 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1246 upper_32_bits(adev->vcn.inst[i].gpu_addr + offset +
1247 AMDGPU_VCN_STACK_SIZE));
1248 MMSCH_V1_0_INSERT_DIRECT_WT(
1249 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_OFFSET2),
1250 0);
1251 MMSCH_V1_0_INSERT_DIRECT_WT(
1252 SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CACHE_SIZE2),
1253 AMDGPU_VCN_CONTEXT_SIZE);
1254
1255 ring = &adev->vcn.inst[i].ring_enc[0];
1256 ring->wptr = 0;
1257
1258 MMSCH_V1_0_INSERT_DIRECT_WT(
1259 SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_LO),
1260 lower_32_bits(ring->gpu_addr));
1261 MMSCH_V1_0_INSERT_DIRECT_WT(
1262 SOC15_REG_OFFSET(VCN, i, mmUVD_RB_BASE_HI),
1263 upper_32_bits(ring->gpu_addr));
1264 MMSCH_V1_0_INSERT_DIRECT_WT(
1265 SOC15_REG_OFFSET(VCN, i, mmUVD_RB_SIZE),
1266 ring->ring_size / 4);
1267
1268 ring = &adev->vcn.inst[i].ring_dec;
1269 ring->wptr = 0;
1270 MMSCH_V1_0_INSERT_DIRECT_WT(
1271 SOC15_REG_OFFSET(VCN, i,
1272 mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1273 lower_32_bits(ring->gpu_addr));
1274 MMSCH_V1_0_INSERT_DIRECT_WT(
1275 SOC15_REG_OFFSET(VCN, i,
1276 mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1277 upper_32_bits(ring->gpu_addr));
1278
1279 /* force RBC into idle state */
1280 rb_bufsz = order_base_2(ring->ring_size);
1281 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1282 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1283 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1284 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1285 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1286 MMSCH_V1_0_INSERT_DIRECT_WT(
1287 SOC15_REG_OFFSET(VCN, i, mmUVD_RBC_RB_CNTL), tmp);
1288
1289 /* add end packet */
1290 memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
1291 table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1292 init_table += sizeof(struct mmsch_v1_0_cmd_end) / 4;
1293
1294 /* refine header */
1295 header->eng[i].table_size = table_size;
1296 header->total_size += table_size;
1297 }
1298
1299 return vcn_v2_5_mmsch_start(adev, &adev->virt.mm_table);
1300}
1301
1302static int vcn_v2_5_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1303{
1304 uint32_t tmp;
1305
1306 /* Wait for power status to be 1 */
1307 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1308 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1309
1310 /* wait for read ptr to be equal to write ptr */
1311 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1312 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1313
1314 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1315 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1316
1317 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1318 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1319
1320 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1321 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1322
1323 /* disable dynamic power gating mode */
1324 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1325 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1326
1327 return 0;
1328}
1329
1330static int vcn_v2_5_stop(struct amdgpu_device *adev)
1331{
1332 uint32_t tmp;
1333 int i, r = 0;
1334
1335 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1336 if (adev->vcn.harvest_config & (1 << i))
1337 continue;
1338 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1339 r = vcn_v2_5_stop_dpg_mode(adev, i);
1340 continue;
1341 }
1342
1343 /* wait for vcn idle */
1344 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1345 if (r)
1346 return r;
1347
1348 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1349 UVD_LMI_STATUS__READ_CLEAN_MASK |
1350 UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1351 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1352 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1353 if (r)
1354 return r;
1355
1356 /* block LMI UMC channel */
1357 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1358 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1359 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1360
1361 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1362 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1363 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1364 if (r)
1365 return r;
1366
1367 /* block VCPU register access */
1368 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1369 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1370 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1371
1372 /* reset VCPU */
1373 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1374 UVD_VCPU_CNTL__BLK_RST_MASK,
1375 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1376
1377 /* disable VCPU clock */
1378 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1379 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1380
1381 /* clear status */
1382 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1383
1384 vcn_v2_5_enable_clock_gating(adev);
1385
1386 /* enable register anti-hang mechanism */
1387 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_POWER_STATUS),
1388 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK,
1389 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1390 }
1391
1392 if (adev->pm.dpm_enabled)
1393 amdgpu_dpm_enable_uvd(adev, false);
1394
1395 return 0;
1396}
1397
1398static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
1399 int inst_idx, struct dpg_pause_state *new_state)
1400{
1401 struct amdgpu_ring *ring;
1402 uint32_t reg_data = 0;
1403 int ret_code = 0;
1404
1405 /* pause/unpause if state is changed */
1406 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1407 DRM_DEBUG("dpg pause state changed %d -> %d",
1408 adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based);
1409 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1410 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1411
1412 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1413 ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1414 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1415
1416 if (!ret_code) {
1417 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared_cpu_addr;
1418
1419 /* pause DPG */
1420 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1421 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1422
1423 /* wait for ACK */
1424 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1425 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1426 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1427
1428 /* Stall DPG before WPTR/RPTR reset */
1429 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1430 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1431 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1432
1433 /* Restore */
1434 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET;
1435 ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1436 ring->wptr = 0;
1437 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1438 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1439 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1440 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1441 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1442 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET;
1443
1444 fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET;
1445 ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1446 ring->wptr = 0;
1447 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1448 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1449 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1450 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1451 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1452 fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET;
1453
1454 /* Unstall DPG */
1455 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1456 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1457
1458 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1459 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1460 }
1461 } else {
1462 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1463 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1464 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1465 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1466 }
1467 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1468 }
1469
1470 return 0;
1471}
1472
1473/**
1474 * vcn_v2_5_dec_ring_get_rptr - get read pointer
1475 *
1476 * @ring: amdgpu_ring pointer
1477 *
1478 * Returns the current hardware read pointer
1479 */
1480static uint64_t vcn_v2_5_dec_ring_get_rptr(struct amdgpu_ring *ring)
1481{
1482 struct amdgpu_device *adev = ring->adev;
1483
1484 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1485}
1486
1487/**
1488 * vcn_v2_5_dec_ring_get_wptr - get write pointer
1489 *
1490 * @ring: amdgpu_ring pointer
1491 *
1492 * Returns the current hardware write pointer
1493 */
1494static uint64_t vcn_v2_5_dec_ring_get_wptr(struct amdgpu_ring *ring)
1495{
1496 struct amdgpu_device *adev = ring->adev;
1497
1498 if (ring->use_doorbell)
1499 return adev->wb.wb[ring->wptr_offs];
1500 else
1501 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1502}
1503
1504/**
1505 * vcn_v2_5_dec_ring_set_wptr - set write pointer
1506 *
1507 * @ring: amdgpu_ring pointer
1508 *
1509 * Commits the write pointer to the hardware
1510 */
1511static void vcn_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
1512{
1513 struct amdgpu_device *adev = ring->adev;
1514
1515 if (ring->use_doorbell) {
1516 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
1517 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1518 } else {
1519 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1520 }
1521}
1522
1523static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
1524 .type = AMDGPU_RING_TYPE_VCN_DEC,
1525 .align_mask = 0xf,
1526 .vmhub = AMDGPU_MMHUB_1,
1527 .get_rptr = vcn_v2_5_dec_ring_get_rptr,
1528 .get_wptr = vcn_v2_5_dec_ring_get_wptr,
1529 .set_wptr = vcn_v2_5_dec_ring_set_wptr,
1530 .emit_frame_size =
1531 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1532 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1533 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1534 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1535 6,
1536 .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1537 .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1538 .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1539 .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1540 .test_ring = vcn_v2_0_dec_ring_test_ring,
1541 .test_ib = amdgpu_vcn_dec_ring_test_ib,
1542 .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1543 .insert_start = vcn_v2_0_dec_ring_insert_start,
1544 .insert_end = vcn_v2_0_dec_ring_insert_end,
1545 .pad_ib = amdgpu_ring_generic_pad_ib,
1546 .begin_use = amdgpu_vcn_ring_begin_use,
1547 .end_use = amdgpu_vcn_ring_end_use,
1548 .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1549 .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1550 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1551};
1552
1553/**
1554 * vcn_v2_5_enc_ring_get_rptr - get enc read pointer
1555 *
1556 * @ring: amdgpu_ring pointer
1557 *
1558 * Returns the current hardware enc read pointer
1559 */
1560static uint64_t vcn_v2_5_enc_ring_get_rptr(struct amdgpu_ring *ring)
1561{
1562 struct amdgpu_device *adev = ring->adev;
1563
1564 if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1565 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1566 else
1567 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1568}
1569
1570/**
1571 * vcn_v2_5_enc_ring_get_wptr - get enc write pointer
1572 *
1573 * @ring: amdgpu_ring pointer
1574 *
1575 * Returns the current hardware enc write pointer
1576 */
1577static uint64_t vcn_v2_5_enc_ring_get_wptr(struct amdgpu_ring *ring)
1578{
1579 struct amdgpu_device *adev = ring->adev;
1580
1581 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1582 if (ring->use_doorbell)
1583 return adev->wb.wb[ring->wptr_offs];
1584 else
1585 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1586 } else {
1587 if (ring->use_doorbell)
1588 return adev->wb.wb[ring->wptr_offs];
1589 else
1590 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1591 }
1592}
1593
1594/**
1595 * vcn_v2_5_enc_ring_set_wptr - set enc write pointer
1596 *
1597 * @ring: amdgpu_ring pointer
1598 *
1599 * Commits the enc write pointer to the hardware
1600 */
1601static void vcn_v2_5_enc_ring_set_wptr(struct amdgpu_ring *ring)
1602{
1603 struct amdgpu_device *adev = ring->adev;
1604
1605 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1606 if (ring->use_doorbell) {
1607 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
1608 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1609 } else {
1610 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1611 }
1612 } else {
1613 if (ring->use_doorbell) {
1614 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
1615 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1616 } else {
1617 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1618 }
1619 }
1620}
1621
1622static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = {
1623 .type = AMDGPU_RING_TYPE_VCN_ENC,
1624 .align_mask = 0x3f,
1625 .nop = VCN_ENC_CMD_NO_OP,
1626 .vmhub = AMDGPU_MMHUB_1,
1627 .get_rptr = vcn_v2_5_enc_ring_get_rptr,
1628 .get_wptr = vcn_v2_5_enc_ring_get_wptr,
1629 .set_wptr = vcn_v2_5_enc_ring_set_wptr,
1630 .emit_frame_size =
1631 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
1632 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
1633 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
1634 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
1635 1, /* vcn_v2_0_enc_ring_insert_end */
1636 .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
1637 .emit_ib = vcn_v2_0_enc_ring_emit_ib,
1638 .emit_fence = vcn_v2_0_enc_ring_emit_fence,
1639 .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
1640 .test_ring = amdgpu_vcn_enc_ring_test_ring,
1641 .test_ib = amdgpu_vcn_enc_ring_test_ib,
1642 .insert_nop = amdgpu_ring_insert_nop,
1643 .insert_end = vcn_v2_0_enc_ring_insert_end,
1644 .pad_ib = amdgpu_ring_generic_pad_ib,
1645 .begin_use = amdgpu_vcn_ring_begin_use,
1646 .end_use = amdgpu_vcn_ring_end_use,
1647 .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
1648 .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
1649 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1650};
1651
1652static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
1653{
1654 int i;
1655
1656 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1657 if (adev->vcn.harvest_config & (1 << i))
1658 continue;
1659 adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
1660 adev->vcn.inst[i].ring_dec.me = i;
1661 DRM_INFO("VCN(%d) decode is enabled in VM mode\n", i);
1662 }
1663}
1664
1665static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev)
1666{
1667 int i, j;
1668
1669 for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
1670 if (adev->vcn.harvest_config & (1 << j))
1671 continue;
1672 for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
1673 adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
1674 adev->vcn.inst[j].ring_enc[i].me = j;
1675 }
1676 DRM_INFO("VCN(%d) encode is enabled in VM mode\n", j);
1677 }
1678}
1679
1680static bool vcn_v2_5_is_idle(void *handle)
1681{
1682 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1683 int i, ret = 1;
1684
1685 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1686 if (adev->vcn.harvest_config & (1 << i))
1687 continue;
1688 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
1689 }
1690
1691 return ret;
1692}
1693
1694static int vcn_v2_5_wait_for_idle(void *handle)
1695{
1696 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1697 int i, ret = 0;
1698
1699 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1700 if (adev->vcn.harvest_config & (1 << i))
1701 continue;
1702 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
1703 UVD_STATUS__IDLE);
1704 if (ret)
1705 return ret;
1706 }
1707
1708 return ret;
1709}
1710
1711static int vcn_v2_5_set_clockgating_state(void *handle,
1712 enum amd_clockgating_state state)
1713{
1714 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1715 bool enable = (state == AMD_CG_STATE_GATE);
1716
1717 if (amdgpu_sriov_vf(adev))
1718 return 0;
1719
1720 if (enable) {
1721 if (!vcn_v2_5_is_idle(handle))
1722 return -EBUSY;
1723 vcn_v2_5_enable_clock_gating(adev);
1724 } else {
1725 vcn_v2_5_disable_clock_gating(adev);
1726 }
1727
1728 return 0;
1729}
1730
1731static int vcn_v2_5_set_powergating_state(void *handle,
1732 enum amd_powergating_state state)
1733{
1734 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1735 int ret;
1736
1737 if (amdgpu_sriov_vf(adev))
1738 return 0;
1739
1740 if(state == adev->vcn.cur_state)
1741 return 0;
1742
1743 if (state == AMD_PG_STATE_GATE)
1744 ret = vcn_v2_5_stop(adev);
1745 else
1746 ret = vcn_v2_5_start(adev);
1747
1748 if(!ret)
1749 adev->vcn.cur_state = state;
1750
1751 return ret;
1752}
1753
1754static int vcn_v2_5_set_interrupt_state(struct amdgpu_device *adev,
1755 struct amdgpu_irq_src *source,
1756 unsigned type,
1757 enum amdgpu_interrupt_state state)
1758{
1759 return 0;
1760}
1761
1762static int vcn_v2_5_process_interrupt(struct amdgpu_device *adev,
1763 struct amdgpu_irq_src *source,
1764 struct amdgpu_iv_entry *entry)
1765{
1766 uint32_t ip_instance;
1767
1768 switch (entry->client_id) {
1769 case SOC15_IH_CLIENTID_VCN:
1770 ip_instance = 0;
1771 break;
1772 case SOC15_IH_CLIENTID_VCN1:
1773 ip_instance = 1;
1774 break;
1775 default:
1776 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
1777 return 0;
1778 }
1779
1780 DRM_DEBUG("IH: VCN TRAP\n");
1781
1782 switch (entry->src_id) {
1783 case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
1784 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
1785 break;
1786 case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
1787 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
1788 break;
1789 case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
1790 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
1791 break;
1792 default:
1793 DRM_ERROR("Unhandled interrupt: %d %d\n",
1794 entry->src_id, entry->src_data[0]);
1795 break;
1796 }
1797
1798 return 0;
1799}
1800
1801static const struct amdgpu_irq_src_funcs vcn_v2_5_irq_funcs = {
1802 .set = vcn_v2_5_set_interrupt_state,
1803 .process = vcn_v2_5_process_interrupt,
1804};
1805
1806static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev)
1807{
1808 int i;
1809
1810 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1811 if (adev->vcn.harvest_config & (1 << i))
1812 continue;
1813 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
1814 adev->vcn.inst[i].irq.funcs = &vcn_v2_5_irq_funcs;
1815 }
1816}
1817
1818static const struct amd_ip_funcs vcn_v2_5_ip_funcs = {
1819 .name = "vcn_v2_5",
1820 .early_init = vcn_v2_5_early_init,
1821 .late_init = NULL,
1822 .sw_init = vcn_v2_5_sw_init,
1823 .sw_fini = vcn_v2_5_sw_fini,
1824 .hw_init = vcn_v2_5_hw_init,
1825 .hw_fini = vcn_v2_5_hw_fini,
1826 .suspend = vcn_v2_5_suspend,
1827 .resume = vcn_v2_5_resume,
1828 .is_idle = vcn_v2_5_is_idle,
1829 .wait_for_idle = vcn_v2_5_wait_for_idle,
1830 .check_soft_reset = NULL,
1831 .pre_soft_reset = NULL,
1832 .soft_reset = NULL,
1833 .post_soft_reset = NULL,
1834 .set_clockgating_state = vcn_v2_5_set_clockgating_state,
1835 .set_powergating_state = vcn_v2_5_set_powergating_state,
1836};
1837
1838const struct amdgpu_ip_block_version vcn_v2_5_ip_block =
1839{
1840 .type = AMD_IP_BLOCK_TYPE_VCN,
1841 .major = 2,
1842 .minor = 5,
1843 .rev = 0,
1844 .funcs = &vcn_v2_5_ip_funcs,
1845};