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
63 static int amdgpu_ih_clientid_vcns[] = {
64 SOC15_IH_CLIENTID_VCN,
65 SOC15_IH_CLIENTID_VCN1
66 };
67
68 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
69 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
70 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
71 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
72 static int vcn_v3_0_set_powergating_state(void *handle,
73 enum amd_powergating_state state);
74 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
75 int inst_idx, struct dpg_pause_state *new_state);
76
77 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring);
78 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring);
79
80 /**
81 * vcn_v3_0_early_init - set function pointers and load microcode
82 *
83 * @handle: amdgpu_device pointer
84 *
85 * Set ring and irq function pointers
86 * Load microcode from filesystem
87 */
vcn_v3_0_early_init(void * handle)88 static int vcn_v3_0_early_init(void *handle)
89 {
90 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
91
92 if (amdgpu_sriov_vf(adev)) {
93 adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
94 adev->vcn.harvest_config = 0;
95 adev->vcn.num_enc_rings = 1;
96
97 } else {
98 if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 |
99 AMDGPU_VCN_HARVEST_VCN1))
100 /* both instances are harvested, disable the block */
101 return -ENOENT;
102
103 if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 0, 33))
104 adev->vcn.num_enc_rings = 0;
105 else
106 adev->vcn.num_enc_rings = 2;
107 }
108
109 vcn_v3_0_set_dec_ring_funcs(adev);
110 vcn_v3_0_set_enc_ring_funcs(adev);
111 vcn_v3_0_set_irq_funcs(adev);
112
113 return amdgpu_vcn_early_init(adev);
114 }
115
116 /**
117 * vcn_v3_0_sw_init - sw init for VCN block
118 *
119 * @handle: amdgpu_device pointer
120 *
121 * Load firmware and sw initialization
122 */
vcn_v3_0_sw_init(void * handle)123 static int vcn_v3_0_sw_init(void *handle)
124 {
125 struct amdgpu_ring *ring;
126 int i, j, r;
127 int vcn_doorbell_index = 0;
128 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
129
130 r = amdgpu_vcn_sw_init(adev);
131 if (r)
132 return r;
133
134 amdgpu_vcn_setup_ucode(adev);
135
136 r = amdgpu_vcn_resume(adev);
137 if (r)
138 return r;
139
140 /*
141 * Note: doorbell assignment is fixed for SRIOV multiple VCN engines
142 * Formula:
143 * vcn_db_base = adev->doorbell_index.vcn.vcn_ring0_1 << 1;
144 * dec_ring_i = vcn_db_base + i * (adev->vcn.num_enc_rings + 1)
145 * enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j
146 */
147 if (amdgpu_sriov_vf(adev)) {
148 vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1;
149 /* get DWORD offset */
150 vcn_doorbell_index = vcn_doorbell_index << 1;
151 }
152
153 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
154 volatile struct amdgpu_fw_shared *fw_shared;
155
156 if (adev->vcn.harvest_config & (1 << i))
157 continue;
158
159 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET;
160 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET;
161 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET;
162 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET;
163 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET;
164 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET;
165
166 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET;
167 adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9);
168 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET;
169 adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0);
170 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET;
171 adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1);
172 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET;
173 adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD);
174 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET;
175 adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP);
176
177 /* VCN DEC TRAP */
178 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
179 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq);
180 if (r)
181 return r;
182
183 atomic_set(&adev->vcn.inst[i].sched_score, 0);
184
185 ring = &adev->vcn.inst[i].ring_dec;
186 ring->use_doorbell = true;
187 if (amdgpu_sriov_vf(adev)) {
188 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1);
189 } else {
190 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i;
191 }
192 ring->vm_hub = AMDGPU_MMHUB0(0);
193 sprintf(ring->name, "vcn_dec_%d", i);
194 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
195 AMDGPU_RING_PRIO_DEFAULT,
196 &adev->vcn.inst[i].sched_score);
197 if (r)
198 return r;
199
200 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
201 enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j);
202
203 /* VCN ENC TRAP */
204 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],
205 j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq);
206 if (r)
207 return r;
208
209 ring = &adev->vcn.inst[i].ring_enc[j];
210 ring->use_doorbell = true;
211 if (amdgpu_sriov_vf(adev)) {
212 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1 + j;
213 } else {
214 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i;
215 }
216 ring->vm_hub = AMDGPU_MMHUB0(0);
217 sprintf(ring->name, "vcn_enc_%d.%d", i, j);
218 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0,
219 hw_prio, &adev->vcn.inst[i].sched_score);
220 if (r)
221 return r;
222 }
223
224 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
225 fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) |
226 cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) |
227 cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB);
228 fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED);
229 fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG;
230 if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 1, 2))
231 fw_shared->smu_interface_info.smu_interface_type = 2;
232 else if (adev->ip_versions[UVD_HWIP][0] == IP_VERSION(3, 1, 1))
233 fw_shared->smu_interface_info.smu_interface_type = 1;
234
235 if (amdgpu_vcnfw_log)
236 amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]);
237 }
238
239 if (amdgpu_sriov_vf(adev)) {
240 r = amdgpu_virt_alloc_mm_table(adev);
241 if (r)
242 return r;
243 }
244 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
245 adev->vcn.pause_dpg_mode = vcn_v3_0_pause_dpg_mode;
246
247 return 0;
248 }
249
250 /**
251 * vcn_v3_0_sw_fini - sw fini for VCN block
252 *
253 * @handle: amdgpu_device pointer
254 *
255 * VCN suspend and free up sw allocation
256 */
vcn_v3_0_sw_fini(void * handle)257 static int vcn_v3_0_sw_fini(void *handle)
258 {
259 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
260 int i, r, idx;
261
262 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
263 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
264 volatile struct amdgpu_fw_shared *fw_shared;
265
266 if (adev->vcn.harvest_config & (1 << i))
267 continue;
268 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
269 fw_shared->present_flag_0 = 0;
270 fw_shared->sw_ring.is_enabled = false;
271 }
272
273 drm_dev_exit(idx);
274 }
275
276 if (amdgpu_sriov_vf(adev))
277 amdgpu_virt_free_mm_table(adev);
278
279 r = amdgpu_vcn_suspend(adev);
280 if (r)
281 return r;
282
283 r = amdgpu_vcn_sw_fini(adev);
284
285 return r;
286 }
287
288 /**
289 * vcn_v3_0_hw_init - start and test VCN block
290 *
291 * @handle: amdgpu_device pointer
292 *
293 * Initialize the hardware, boot up the VCPU and do some testing
294 */
vcn_v3_0_hw_init(void * handle)295 static int vcn_v3_0_hw_init(void *handle)
296 {
297 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
298 struct amdgpu_ring *ring;
299 int i, j, r;
300
301 if (amdgpu_sriov_vf(adev)) {
302 r = vcn_v3_0_start_sriov(adev);
303 if (r)
304 goto done;
305
306 /* initialize VCN dec and enc ring buffers */
307 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
308 if (adev->vcn.harvest_config & (1 << i))
309 continue;
310
311 ring = &adev->vcn.inst[i].ring_dec;
312 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
313 ring->sched.ready = false;
314 ring->no_scheduler = true;
315 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
316 } else {
317 ring->wptr = 0;
318 ring->wptr_old = 0;
319 vcn_v3_0_dec_ring_set_wptr(ring);
320 ring->sched.ready = true;
321 }
322
323 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
324 ring = &adev->vcn.inst[i].ring_enc[j];
325 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
326 ring->sched.ready = false;
327 ring->no_scheduler = true;
328 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
329 } else {
330 ring->wptr = 0;
331 ring->wptr_old = 0;
332 vcn_v3_0_enc_ring_set_wptr(ring);
333 ring->sched.ready = true;
334 }
335 }
336 }
337 } else {
338 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
339 if (adev->vcn.harvest_config & (1 << i))
340 continue;
341
342 ring = &adev->vcn.inst[i].ring_dec;
343
344 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
345 ring->doorbell_index, i);
346
347 r = amdgpu_ring_test_helper(ring);
348 if (r)
349 goto done;
350
351 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
352 ring = &adev->vcn.inst[i].ring_enc[j];
353 r = amdgpu_ring_test_helper(ring);
354 if (r)
355 goto done;
356 }
357 }
358 }
359
360 done:
361 if (!r)
362 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
363 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
364
365 return r;
366 }
367
368 /**
369 * vcn_v3_0_hw_fini - stop the hardware block
370 *
371 * @handle: amdgpu_device pointer
372 *
373 * Stop the VCN block, mark ring as not ready any more
374 */
vcn_v3_0_hw_fini(void * handle)375 static int vcn_v3_0_hw_fini(void *handle)
376 {
377 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
378 int i;
379
380 cancel_delayed_work_sync(&adev->vcn.idle_work);
381
382 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
383 if (adev->vcn.harvest_config & (1 << i))
384 continue;
385
386 if (!amdgpu_sriov_vf(adev)) {
387 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
388 (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
389 RREG32_SOC15(VCN, i, mmUVD_STATUS))) {
390 vcn_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
391 }
392 }
393 }
394
395 return 0;
396 }
397
398 /**
399 * vcn_v3_0_suspend - suspend VCN block
400 *
401 * @handle: amdgpu_device pointer
402 *
403 * HW fini and suspend VCN block
404 */
vcn_v3_0_suspend(void * handle)405 static int vcn_v3_0_suspend(void *handle)
406 {
407 int r;
408 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
409
410 r = vcn_v3_0_hw_fini(adev);
411 if (r)
412 return r;
413
414 r = amdgpu_vcn_suspend(adev);
415
416 return r;
417 }
418
419 /**
420 * vcn_v3_0_resume - resume VCN block
421 *
422 * @handle: amdgpu_device pointer
423 *
424 * Resume firmware and hw init VCN block
425 */
vcn_v3_0_resume(void * handle)426 static int vcn_v3_0_resume(void *handle)
427 {
428 int r;
429 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
430
431 r = amdgpu_vcn_resume(adev);
432 if (r)
433 return r;
434
435 r = vcn_v3_0_hw_init(adev);
436
437 return r;
438 }
439
440 /**
441 * vcn_v3_0_mc_resume - memory controller programming
442 *
443 * @adev: amdgpu_device pointer
444 * @inst: instance number
445 *
446 * Let the VCN memory controller know it's offsets
447 */
vcn_v3_0_mc_resume(struct amdgpu_device * adev,int inst)448 static void vcn_v3_0_mc_resume(struct amdgpu_device *adev, int inst)
449 {
450 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
451 uint32_t offset;
452
453 /* cache window 0: fw */
454 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
455 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
456 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo));
457 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
458 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi));
459 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0);
460 offset = 0;
461 } else {
462 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
463 lower_32_bits(adev->vcn.inst[inst].gpu_addr));
464 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
465 upper_32_bits(adev->vcn.inst[inst].gpu_addr));
466 offset = size;
467 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0,
468 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
469 }
470 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size);
471
472 /* cache window 1: stack */
473 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
474 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
475 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
476 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset));
477 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0);
478 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
479
480 /* cache window 2: context */
481 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
482 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
483 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
484 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
485 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0);
486 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
487
488 /* non-cache window */
489 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW,
490 lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
491 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH,
492 upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr));
493 WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0);
494 WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0,
495 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)));
496 }
497
vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device * adev,int inst_idx,bool indirect)498 static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
499 {
500 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
501 uint32_t offset;
502
503 /* cache window 0: fw */
504 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
505 if (!indirect) {
506 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
507 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
508 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect);
509 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
510 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
511 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect);
512 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
513 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
514 } else {
515 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
516 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect);
517 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
518 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect);
519 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
520 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect);
521 }
522 offset = 0;
523 } else {
524 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
525 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
526 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
527 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
528 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
529 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect);
530 offset = size;
531 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
532 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0),
533 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect);
534 }
535
536 if (!indirect)
537 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
538 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect);
539 else
540 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
541 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect);
542
543 /* cache window 1: stack */
544 if (!indirect) {
545 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
546 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
547 lower_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_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
550 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect);
551 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
552 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
553 } else {
554 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
555 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect);
556 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
557 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect);
558 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
559 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect);
560 }
561 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
562 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect);
563
564 /* cache window 2: context */
565 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
566 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
567 lower_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_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
570 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect);
571 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
572 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect);
573 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
574 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect);
575
576 /* non-cache window */
577 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
578 VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW),
579 lower_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_LMI_VCPU_NC0_64BIT_BAR_HIGH),
582 upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect);
583 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
584 VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect);
585 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
586 VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0),
587 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect);
588
589 /* VCN global tiling registers */
590 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
591 UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect);
592 }
593
vcn_v3_0_disable_static_power_gating(struct amdgpu_device * adev,int inst)594 static void vcn_v3_0_disable_static_power_gating(struct amdgpu_device *adev, int inst)
595 {
596 uint32_t data = 0;
597
598 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
599 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
600 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
601 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
602 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
603 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
604 | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
605 | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
606 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
607 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
608 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
609 | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
610 | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
611 | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
612 | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
613
614 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
615 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS,
616 UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF);
617 } else {
618 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
619 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
620 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
621 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
622 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
623 | 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
624 | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
625 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
626 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
627 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
628 | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
629 | 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
630 | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
631 | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
632 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
633 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0, 0x3F3FFFFF);
634 }
635
636 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
637 data &= ~0x103;
638 if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
639 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON |
640 UVD_POWER_STATUS__UVD_PG_EN_MASK;
641
642 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
643 }
644
vcn_v3_0_enable_static_power_gating(struct amdgpu_device * adev,int inst)645 static void vcn_v3_0_enable_static_power_gating(struct amdgpu_device *adev, int inst)
646 {
647 uint32_t data;
648
649 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
650 /* Before power off, this indicator has to be turned on */
651 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS);
652 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
653 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
654 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data);
655
656 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
657 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
658 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
659 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
660 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
661 | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT
662 | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT
663 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
664 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
665 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
666 | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT
667 | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT
668 | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT
669 | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT);
670 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data);
671
672 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
673 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
674 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
675 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
676 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
677 | 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT
678 | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT
679 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
680 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
681 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
682 | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT
683 | 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT
684 | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT
685 | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT);
686 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF);
687 }
688 }
689
690 /**
691 * vcn_v3_0_disable_clock_gating - disable VCN clock gating
692 *
693 * @adev: amdgpu_device pointer
694 * @inst: instance number
695 *
696 * Disable clock gating for VCN block
697 */
vcn_v3_0_disable_clock_gating(struct amdgpu_device * adev,int inst)698 static void vcn_v3_0_disable_clock_gating(struct amdgpu_device *adev, int inst)
699 {
700 uint32_t data;
701
702 /* VCN disable CGC */
703 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
704 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
705 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
706 else
707 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
708 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
709 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
710 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
711
712 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE);
713 data &= ~(UVD_CGC_GATE__SYS_MASK
714 | UVD_CGC_GATE__UDEC_MASK
715 | UVD_CGC_GATE__MPEG2_MASK
716 | UVD_CGC_GATE__REGS_MASK
717 | UVD_CGC_GATE__RBC_MASK
718 | UVD_CGC_GATE__LMI_MC_MASK
719 | UVD_CGC_GATE__LMI_UMC_MASK
720 | UVD_CGC_GATE__IDCT_MASK
721 | UVD_CGC_GATE__MPRD_MASK
722 | UVD_CGC_GATE__MPC_MASK
723 | UVD_CGC_GATE__LBSI_MASK
724 | UVD_CGC_GATE__LRBBM_MASK
725 | UVD_CGC_GATE__UDEC_RE_MASK
726 | UVD_CGC_GATE__UDEC_CM_MASK
727 | UVD_CGC_GATE__UDEC_IT_MASK
728 | UVD_CGC_GATE__UDEC_DB_MASK
729 | UVD_CGC_GATE__UDEC_MP_MASK
730 | UVD_CGC_GATE__WCB_MASK
731 | UVD_CGC_GATE__VCPU_MASK
732 | UVD_CGC_GATE__MMSCH_MASK);
733
734 WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data);
735
736 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0, 0xFFFFFFFF);
737
738 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
739 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
740 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
741 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
742 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
743 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
744 | UVD_CGC_CTRL__SYS_MODE_MASK
745 | UVD_CGC_CTRL__UDEC_MODE_MASK
746 | UVD_CGC_CTRL__MPEG2_MODE_MASK
747 | UVD_CGC_CTRL__REGS_MODE_MASK
748 | UVD_CGC_CTRL__RBC_MODE_MASK
749 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
750 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
751 | UVD_CGC_CTRL__IDCT_MODE_MASK
752 | UVD_CGC_CTRL__MPRD_MODE_MASK
753 | UVD_CGC_CTRL__MPC_MODE_MASK
754 | UVD_CGC_CTRL__LBSI_MODE_MASK
755 | UVD_CGC_CTRL__LRBBM_MODE_MASK
756 | UVD_CGC_CTRL__WCB_MODE_MASK
757 | UVD_CGC_CTRL__VCPU_MODE_MASK
758 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
759 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
760
761 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE);
762 data |= (UVD_SUVD_CGC_GATE__SRE_MASK
763 | UVD_SUVD_CGC_GATE__SIT_MASK
764 | UVD_SUVD_CGC_GATE__SMP_MASK
765 | UVD_SUVD_CGC_GATE__SCM_MASK
766 | UVD_SUVD_CGC_GATE__SDB_MASK
767 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
768 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
769 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
770 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
771 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
772 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
773 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
774 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
775 | UVD_SUVD_CGC_GATE__SCLR_MASK
776 | UVD_SUVD_CGC_GATE__ENT_MASK
777 | UVD_SUVD_CGC_GATE__IME_MASK
778 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
779 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
780 | UVD_SUVD_CGC_GATE__SITE_MASK
781 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
782 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
783 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
784 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
785 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK
786 | UVD_SUVD_CGC_GATE__EFC_MASK
787 | UVD_SUVD_CGC_GATE__SAOE_MASK
788 | UVD_SUVD_CGC_GATE__SRE_AV1_MASK
789 | UVD_SUVD_CGC_GATE__FBC_PCLK_MASK
790 | UVD_SUVD_CGC_GATE__FBC_CCLK_MASK
791 | UVD_SUVD_CGC_GATE__SCM_AV1_MASK
792 | UVD_SUVD_CGC_GATE__SMPA_MASK);
793 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data);
794
795 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2);
796 data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK
797 | UVD_SUVD_CGC_GATE2__MPBE1_MASK
798 | UVD_SUVD_CGC_GATE2__SIT_AV1_MASK
799 | UVD_SUVD_CGC_GATE2__SDB_AV1_MASK
800 | UVD_SUVD_CGC_GATE2__MPC1_MASK);
801 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data);
802
803 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
804 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
805 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
806 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
807 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
808 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
809 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
810 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
811 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
812 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
813 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
814 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
815 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
816 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
817 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
818 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
819 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
820 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
821 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
822 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
823 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
824 }
825
vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device * adev,uint8_t sram_sel,int inst_idx,uint8_t indirect)826 static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_device *adev,
827 uint8_t sram_sel, int inst_idx, uint8_t indirect)
828 {
829 uint32_t reg_data = 0;
830
831 /* enable sw clock gating control */
832 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
833 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
834 else
835 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
836 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
837 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
838 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
839 UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
840 UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
841 UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
842 UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
843 UVD_CGC_CTRL__SYS_MODE_MASK |
844 UVD_CGC_CTRL__UDEC_MODE_MASK |
845 UVD_CGC_CTRL__MPEG2_MODE_MASK |
846 UVD_CGC_CTRL__REGS_MODE_MASK |
847 UVD_CGC_CTRL__RBC_MODE_MASK |
848 UVD_CGC_CTRL__LMI_MC_MODE_MASK |
849 UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
850 UVD_CGC_CTRL__IDCT_MODE_MASK |
851 UVD_CGC_CTRL__MPRD_MODE_MASK |
852 UVD_CGC_CTRL__MPC_MODE_MASK |
853 UVD_CGC_CTRL__LBSI_MODE_MASK |
854 UVD_CGC_CTRL__LRBBM_MODE_MASK |
855 UVD_CGC_CTRL__WCB_MODE_MASK |
856 UVD_CGC_CTRL__VCPU_MODE_MASK |
857 UVD_CGC_CTRL__MMSCH_MODE_MASK);
858 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
859 VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect);
860
861 /* turn off clock gating */
862 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
863 VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect);
864
865 /* turn on SUVD clock gating */
866 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
867 VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect);
868
869 /* turn on sw mode in UVD_SUVD_CGC_CTRL */
870 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
871 VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect);
872 }
873
874 /**
875 * vcn_v3_0_enable_clock_gating - enable VCN clock gating
876 *
877 * @adev: amdgpu_device pointer
878 * @inst: instance number
879 *
880 * Enable clock gating for VCN block
881 */
vcn_v3_0_enable_clock_gating(struct amdgpu_device * adev,int inst)882 static void vcn_v3_0_enable_clock_gating(struct amdgpu_device *adev, int inst)
883 {
884 uint32_t data;
885
886 /* enable VCN CGC */
887 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
888 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
889 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
890 else
891 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
892 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
893 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
894 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
895
896 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL);
897 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
898 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
899 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
900 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
901 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
902 | UVD_CGC_CTRL__SYS_MODE_MASK
903 | UVD_CGC_CTRL__UDEC_MODE_MASK
904 | UVD_CGC_CTRL__MPEG2_MODE_MASK
905 | UVD_CGC_CTRL__REGS_MODE_MASK
906 | UVD_CGC_CTRL__RBC_MODE_MASK
907 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
908 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
909 | UVD_CGC_CTRL__IDCT_MODE_MASK
910 | UVD_CGC_CTRL__MPRD_MODE_MASK
911 | UVD_CGC_CTRL__MPC_MODE_MASK
912 | UVD_CGC_CTRL__LBSI_MODE_MASK
913 | UVD_CGC_CTRL__LRBBM_MODE_MASK
914 | UVD_CGC_CTRL__WCB_MODE_MASK
915 | UVD_CGC_CTRL__VCPU_MODE_MASK
916 | UVD_CGC_CTRL__MMSCH_MODE_MASK);
917 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data);
918
919 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL);
920 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
921 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
922 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
923 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
924 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
925 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
926 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
927 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
928 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK
929 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK
930 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK
931 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK
932 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK
933 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK
934 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK
935 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK
936 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK
937 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK
938 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK);
939 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data);
940 }
941
vcn_v3_0_start_dpg_mode(struct amdgpu_device * adev,int inst_idx,bool indirect)942 static int vcn_v3_0_start_dpg_mode(struct amdgpu_device *adev, int inst_idx, bool indirect)
943 {
944 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
945 struct amdgpu_ring *ring;
946 uint32_t rb_bufsz, tmp;
947
948 /* disable register anti-hang mechanism */
949 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1,
950 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
951 /* enable dynamic power gating mode */
952 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS);
953 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
954 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
955 WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp);
956
957 if (indirect)
958 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr;
959
960 /* enable clock gating */
961 vcn_v3_0_clock_gating_dpg_mode(adev, 0, inst_idx, indirect);
962
963 /* enable VCPU clock */
964 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
965 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
966 tmp |= UVD_VCPU_CNTL__BLK_RST_MASK;
967 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
968 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
969
970 /* disable master interupt */
971 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
972 VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect);
973
974 /* setup mmUVD_LMI_CTRL */
975 tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
976 UVD_LMI_CTRL__REQ_MODE_MASK |
977 UVD_LMI_CTRL__CRC_RESET_MASK |
978 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
979 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
980 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
981 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
982 0x00100000L);
983 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
984 VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect);
985
986 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
987 VCN, inst_idx, mmUVD_MPC_CNTL),
988 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect);
989
990 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
991 VCN, inst_idx, mmUVD_MPC_SET_MUXA0),
992 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
993 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
994 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
995 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect);
996
997 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
998 VCN, inst_idx, mmUVD_MPC_SET_MUXB0),
999 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1000 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1001 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1002 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect);
1003
1004 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1005 VCN, inst_idx, mmUVD_MPC_SET_MUX),
1006 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1007 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1008 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect);
1009
1010 vcn_v3_0_mc_resume_dpg_mode(adev, inst_idx, indirect);
1011
1012 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1013 VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect);
1014 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1015 VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect);
1016
1017 /* enable LMI MC and UMC channels */
1018 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1019 VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect);
1020
1021 /* unblock VCPU register access */
1022 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1023 VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect);
1024
1025 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
1026 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
1027 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1028 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1029
1030 /* enable master interrupt */
1031 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1032 VCN, inst_idx, mmUVD_MASTINT_EN),
1033 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect);
1034
1035 /* add nop to workaround PSP size check */
1036 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET(
1037 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect);
1038
1039 if (indirect)
1040 amdgpu_vcn_psp_update_sram(adev, inst_idx, 0);
1041
1042 ring = &adev->vcn.inst[inst_idx].ring_dec;
1043 /* force RBC into idle state */
1044 rb_bufsz = order_base_2(ring->ring_size);
1045 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1046 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1047 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1048 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1049 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1050 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp);
1051
1052 /* Stall DPG before WPTR/RPTR reset */
1053 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1054 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1055 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1056 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1057
1058 /* set the write pointer delay */
1059 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0);
1060
1061 /* set the wb address */
1062 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR,
1063 (upper_32_bits(ring->gpu_addr) >> 2));
1064
1065 /* programm the RB_BASE for ring buffer */
1066 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1067 lower_32_bits(ring->gpu_addr));
1068 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1069 upper_32_bits(ring->gpu_addr));
1070
1071 /* Initialize the ring buffer's read and write pointers */
1072 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0);
1073
1074 WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0);
1075
1076 ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR);
1077 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR,
1078 lower_32_bits(ring->wptr));
1079
1080 /* Reset FW shared memory RBC WPTR/RPTR */
1081 fw_shared->rb.rptr = 0;
1082 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1083
1084 /*resetting done, fw can check RB ring */
1085 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1086
1087 /* Unstall DPG */
1088 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1089 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1090
1091 return 0;
1092 }
1093
vcn_v3_0_start(struct amdgpu_device * adev)1094 static int vcn_v3_0_start(struct amdgpu_device *adev)
1095 {
1096 volatile struct amdgpu_fw_shared *fw_shared;
1097 struct amdgpu_ring *ring;
1098 uint32_t rb_bufsz, tmp;
1099 int i, j, k, r;
1100
1101 if (adev->pm.dpm_enabled)
1102 amdgpu_dpm_enable_uvd(adev, true);
1103
1104 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1105 if (adev->vcn.harvest_config & (1 << i))
1106 continue;
1107
1108 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1109 r = vcn_v3_0_start_dpg_mode(adev, i, adev->vcn.indirect_sram);
1110 continue;
1111 }
1112
1113 /* disable VCN power gating */
1114 vcn_v3_0_disable_static_power_gating(adev, i);
1115
1116 /* set VCN status busy */
1117 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
1118 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp);
1119
1120 /*SW clock gating */
1121 vcn_v3_0_disable_clock_gating(adev, i);
1122
1123 /* enable VCPU clock */
1124 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1125 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK);
1126
1127 /* disable master interrupt */
1128 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0,
1129 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1130
1131 /* enable LMI MC and UMC channels */
1132 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0,
1133 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1134
1135 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1136 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1137 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1138 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1139
1140 /* setup mmUVD_LMI_CTRL */
1141 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL);
1142 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp |
1143 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1144 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1145 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1146 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
1147
1148 /* setup mmUVD_MPC_CNTL */
1149 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL);
1150 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
1151 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
1152 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp);
1153
1154 /* setup UVD_MPC_SET_MUXA0 */
1155 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0,
1156 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1157 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1158 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1159 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
1160
1161 /* setup UVD_MPC_SET_MUXB0 */
1162 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0,
1163 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1164 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1165 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1166 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
1167
1168 /* setup mmUVD_MPC_SET_MUX */
1169 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX,
1170 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1171 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1172 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
1173
1174 vcn_v3_0_mc_resume(adev, i);
1175
1176 /* VCN global tiling registers */
1177 WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG,
1178 adev->gfx.config.gb_addr_config);
1179
1180 /* unblock VCPU register access */
1181 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0,
1182 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1183
1184 /* release VCPU reset to boot */
1185 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1186 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1187
1188 for (j = 0; j < 10; ++j) {
1189 uint32_t status;
1190
1191 for (k = 0; k < 100; ++k) {
1192 status = RREG32_SOC15(VCN, i, mmUVD_STATUS);
1193 if (status & 2)
1194 break;
1195 mdelay(10);
1196 }
1197 r = 0;
1198 if (status & 2)
1199 break;
1200
1201 DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i);
1202 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1203 UVD_VCPU_CNTL__BLK_RST_MASK,
1204 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1205 mdelay(10);
1206 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1207 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1208
1209 mdelay(10);
1210 r = -1;
1211 }
1212
1213 if (r) {
1214 DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i);
1215 return r;
1216 }
1217
1218 /* enable master interrupt */
1219 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN),
1220 UVD_MASTINT_EN__VCPU_EN_MASK,
1221 ~UVD_MASTINT_EN__VCPU_EN_MASK);
1222
1223 /* clear the busy bit of VCN_STATUS */
1224 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0,
1225 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT));
1226
1227 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0);
1228
1229 ring = &adev->vcn.inst[i].ring_dec;
1230 /* force RBC into idle state */
1231 rb_bufsz = order_base_2(ring->ring_size);
1232 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1233 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1234 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1235 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1236 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1237 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp);
1238
1239 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
1240 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1241
1242 /* programm the RB_BASE for ring buffer */
1243 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1244 lower_32_bits(ring->gpu_addr));
1245 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1246 upper_32_bits(ring->gpu_addr));
1247
1248 /* Initialize the ring buffer's read and write pointers */
1249 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0);
1250
1251 WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0);
1252 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR);
1253 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR,
1254 lower_32_bits(ring->wptr));
1255 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1256 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1257
1258 if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
1259 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1260 ring = &adev->vcn.inst[i].ring_enc[0];
1261 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1262 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1263 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr);
1264 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1265 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4);
1266 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1267
1268 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1269 ring = &adev->vcn.inst[i].ring_enc[1];
1270 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1271 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1272 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1273 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1274 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4);
1275 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1276 }
1277 }
1278
1279 return 0;
1280 }
1281
vcn_v3_0_start_sriov(struct amdgpu_device * adev)1282 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev)
1283 {
1284 int i, j;
1285 struct amdgpu_ring *ring;
1286 uint64_t cache_addr;
1287 uint64_t rb_addr;
1288 uint64_t ctx_addr;
1289 uint32_t param, resp, expected;
1290 uint32_t offset, cache_size;
1291 uint32_t tmp, timeout;
1292
1293 struct amdgpu_mm_table *table = &adev->virt.mm_table;
1294 uint32_t *table_loc;
1295 uint32_t table_size;
1296 uint32_t size, size_dw;
1297
1298 struct mmsch_v3_0_cmd_direct_write
1299 direct_wt = { {0} };
1300 struct mmsch_v3_0_cmd_direct_read_modify_write
1301 direct_rd_mod_wt = { {0} };
1302 struct mmsch_v3_0_cmd_end end = { {0} };
1303 struct mmsch_v3_0_init_header header;
1304
1305 direct_wt.cmd_header.command_type =
1306 MMSCH_COMMAND__DIRECT_REG_WRITE;
1307 direct_rd_mod_wt.cmd_header.command_type =
1308 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE;
1309 end.cmd_header.command_type =
1310 MMSCH_COMMAND__END;
1311
1312 header.version = MMSCH_VERSION;
1313 header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2;
1314 for (i = 0; i < MMSCH_V3_0_VCN_INSTANCES; i++) {
1315 header.inst[i].init_status = 0;
1316 header.inst[i].table_offset = 0;
1317 header.inst[i].table_size = 0;
1318 }
1319
1320 table_loc = (uint32_t *)table->cpu_addr;
1321 table_loc += header.total_size;
1322 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1323 if (adev->vcn.harvest_config & (1 << i))
1324 continue;
1325
1326 table_size = 0;
1327
1328 MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i,
1329 mmUVD_STATUS),
1330 ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY);
1331
1332 cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4);
1333
1334 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1335 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1336 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1337 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo);
1338 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1339 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1340 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi);
1341 offset = 0;
1342 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1343 mmUVD_VCPU_CACHE_OFFSET0),
1344 0);
1345 } else {
1346 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1347 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW),
1348 lower_32_bits(adev->vcn.inst[i].gpu_addr));
1349 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1350 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH),
1351 upper_32_bits(adev->vcn.inst[i].gpu_addr));
1352 offset = cache_size;
1353 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1354 mmUVD_VCPU_CACHE_OFFSET0),
1355 AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
1356 }
1357
1358 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1359 mmUVD_VCPU_CACHE_SIZE0),
1360 cache_size);
1361
1362 cache_addr = adev->vcn.inst[i].gpu_addr + offset;
1363 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1364 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW),
1365 lower_32_bits(cache_addr));
1366 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1367 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH),
1368 upper_32_bits(cache_addr));
1369 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1370 mmUVD_VCPU_CACHE_OFFSET1),
1371 0);
1372 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1373 mmUVD_VCPU_CACHE_SIZE1),
1374 AMDGPU_VCN_STACK_SIZE);
1375
1376 cache_addr = adev->vcn.inst[i].gpu_addr + offset +
1377 AMDGPU_VCN_STACK_SIZE;
1378 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1379 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW),
1380 lower_32_bits(cache_addr));
1381 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1382 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH),
1383 upper_32_bits(cache_addr));
1384 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1385 mmUVD_VCPU_CACHE_OFFSET2),
1386 0);
1387 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1388 mmUVD_VCPU_CACHE_SIZE2),
1389 AMDGPU_VCN_CONTEXT_SIZE);
1390
1391 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
1392 ring = &adev->vcn.inst[i].ring_enc[j];
1393 ring->wptr = 0;
1394 rb_addr = ring->gpu_addr;
1395 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1396 mmUVD_RB_BASE_LO),
1397 lower_32_bits(rb_addr));
1398 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1399 mmUVD_RB_BASE_HI),
1400 upper_32_bits(rb_addr));
1401 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1402 mmUVD_RB_SIZE),
1403 ring->ring_size / 4);
1404 }
1405
1406 ring = &adev->vcn.inst[i].ring_dec;
1407 ring->wptr = 0;
1408 rb_addr = ring->gpu_addr;
1409 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1410 mmUVD_LMI_RBC_RB_64BIT_BAR_LOW),
1411 lower_32_bits(rb_addr));
1412 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1413 mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH),
1414 upper_32_bits(rb_addr));
1415 /* force RBC into idle state */
1416 tmp = order_base_2(ring->ring_size);
1417 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp);
1418 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1419 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1420 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1421 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1422 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i,
1423 mmUVD_RBC_RB_CNTL),
1424 tmp);
1425
1426 /* add end packet */
1427 MMSCH_V3_0_INSERT_END();
1428
1429 /* refine header */
1430 header.inst[i].init_status = 0;
1431 header.inst[i].table_offset = header.total_size;
1432 header.inst[i].table_size = table_size;
1433 header.total_size += table_size;
1434 }
1435
1436 /* Update init table header in memory */
1437 size = sizeof(struct mmsch_v3_0_init_header);
1438 table_loc = (uint32_t *)table->cpu_addr;
1439 memcpy((void *)table_loc, &header, size);
1440
1441 /* message MMSCH (in VCN[0]) to initialize this client
1442 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr
1443 * of memory descriptor location
1444 */
1445 ctx_addr = table->gpu_addr;
1446 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr));
1447 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr));
1448
1449 /* 2, update vmid of descriptor */
1450 tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID);
1451 tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK;
1452 /* use domain0 for MM scheduler */
1453 tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT);
1454 WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp);
1455
1456 /* 3, notify mmsch about the size of this descriptor */
1457 size = header.total_size;
1458 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size);
1459
1460 /* 4, set resp to zero */
1461 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0);
1462
1463 /* 5, kick off the initialization and wait until
1464 * MMSCH_VF_MAILBOX_RESP becomes non-zero
1465 */
1466 param = 0x10000001;
1467 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param);
1468 tmp = 0;
1469 timeout = 1000;
1470 resp = 0;
1471 expected = param + 1;
1472 while (resp != expected) {
1473 resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP);
1474 if (resp == expected)
1475 break;
1476
1477 udelay(10);
1478 tmp = tmp + 10;
1479 if (tmp >= timeout) {
1480 DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\
1481 " waiting for mmMMSCH_VF_MAILBOX_RESP "\
1482 "(expected=0x%08x, readback=0x%08x)\n",
1483 tmp, expected, resp);
1484 return -EBUSY;
1485 }
1486 }
1487
1488 return 0;
1489 }
1490
vcn_v3_0_stop_dpg_mode(struct amdgpu_device * adev,int inst_idx)1491 static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
1492 {
1493 struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
1494 uint32_t tmp;
1495
1496 vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
1497
1498 /* Wait for power status to be 1 */
1499 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1500 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1501
1502 /* wait for read ptr to be equal to write ptr */
1503 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR);
1504 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1505
1506 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2);
1507 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1508
1509 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1510 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1511
1512 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
1513 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1514
1515 /* disable dynamic power gating mode */
1516 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0,
1517 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1518
1519 return 0;
1520 }
1521
vcn_v3_0_stop(struct amdgpu_device * adev)1522 static int vcn_v3_0_stop(struct amdgpu_device *adev)
1523 {
1524 uint32_t tmp;
1525 int i, r = 0;
1526
1527 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1528 if (adev->vcn.harvest_config & (1 << i))
1529 continue;
1530
1531 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1532 r = vcn_v3_0_stop_dpg_mode(adev, i);
1533 continue;
1534 }
1535
1536 /* wait for vcn idle */
1537 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1538 if (r)
1539 return r;
1540
1541 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1542 UVD_LMI_STATUS__READ_CLEAN_MASK |
1543 UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1544 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1545 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1546 if (r)
1547 return r;
1548
1549 /* disable LMI UMC channel */
1550 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2);
1551 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK;
1552 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp);
1553 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK|
1554 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1555 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp);
1556 if (r)
1557 return r;
1558
1559 /* block VCPU register access */
1560 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL),
1561 UVD_RB_ARB_CTRL__VCPU_DIS_MASK,
1562 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK);
1563
1564 /* reset VCPU */
1565 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL),
1566 UVD_VCPU_CNTL__BLK_RST_MASK,
1567 ~UVD_VCPU_CNTL__BLK_RST_MASK);
1568
1569 /* disable VCPU clock */
1570 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0,
1571 ~(UVD_VCPU_CNTL__CLK_EN_MASK));
1572
1573 /* apply soft reset */
1574 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1575 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
1576 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1577 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET);
1578 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
1579 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp);
1580
1581 /* clear status */
1582 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0);
1583
1584 /* apply HW clock gating */
1585 vcn_v3_0_enable_clock_gating(adev, i);
1586
1587 /* enable VCN power gating */
1588 vcn_v3_0_enable_static_power_gating(adev, i);
1589 }
1590
1591 if (adev->pm.dpm_enabled)
1592 amdgpu_dpm_enable_uvd(adev, false);
1593
1594 return 0;
1595 }
1596
vcn_v3_0_pause_dpg_mode(struct amdgpu_device * adev,int inst_idx,struct dpg_pause_state * new_state)1597 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
1598 int inst_idx, struct dpg_pause_state *new_state)
1599 {
1600 volatile struct amdgpu_fw_shared *fw_shared;
1601 struct amdgpu_ring *ring;
1602 uint32_t reg_data = 0;
1603 int ret_code;
1604
1605 /* pause/unpause if state is changed */
1606 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1607 DRM_DEBUG("dpg pause state changed %d -> %d",
1608 adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based);
1609 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) &
1610 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1611
1612 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1613 ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1,
1614 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1615
1616 if (!ret_code) {
1617 /* pause DPG */
1618 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1619 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1620
1621 /* wait for ACK */
1622 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE,
1623 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1624 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1625
1626 /* Stall DPG before WPTR/RPTR reset */
1627 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1628 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK,
1629 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1630
1631 if (adev->ip_versions[UVD_HWIP][0] != IP_VERSION(3, 0, 33)) {
1632 /* Restore */
1633 fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr;
1634 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1635 ring = &adev->vcn.inst[inst_idx].ring_enc[0];
1636 ring->wptr = 0;
1637 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr);
1638 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1639 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4);
1640 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1641 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1642 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1643
1644 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET);
1645 ring = &adev->vcn.inst[inst_idx].ring_enc[1];
1646 ring->wptr = 0;
1647 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1648 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1649 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4);
1650 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1651 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1652 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET);
1653
1654 /* restore wptr/rptr with pointers saved in FW shared memory*/
1655 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr);
1656 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr);
1657 }
1658
1659 /* Unstall DPG */
1660 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS),
1661 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK);
1662
1663 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS,
1664 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1665 }
1666 } else {
1667 /* unpause dpg, no need to wait */
1668 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1669 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data);
1670 }
1671 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1672 }
1673
1674 return 0;
1675 }
1676
1677 /**
1678 * vcn_v3_0_dec_ring_get_rptr - get read pointer
1679 *
1680 * @ring: amdgpu_ring pointer
1681 *
1682 * Returns the current hardware read pointer
1683 */
vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring * ring)1684 static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1685 {
1686 struct amdgpu_device *adev = ring->adev;
1687
1688 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR);
1689 }
1690
1691 /**
1692 * vcn_v3_0_dec_ring_get_wptr - get write pointer
1693 *
1694 * @ring: amdgpu_ring pointer
1695 *
1696 * Returns the current hardware write pointer
1697 */
vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring * ring)1698 static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1699 {
1700 struct amdgpu_device *adev = ring->adev;
1701
1702 if (ring->use_doorbell)
1703 return *ring->wptr_cpu_addr;
1704 else
1705 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR);
1706 }
1707
1708 /**
1709 * vcn_v3_0_dec_ring_set_wptr - set write pointer
1710 *
1711 * @ring: amdgpu_ring pointer
1712 *
1713 * Commits the write pointer to the hardware
1714 */
vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring * ring)1715 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1716 {
1717 struct amdgpu_device *adev = ring->adev;
1718 volatile struct amdgpu_fw_shared *fw_shared;
1719
1720 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1721 /*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */
1722 fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr;
1723 fw_shared->rb.wptr = lower_32_bits(ring->wptr);
1724 WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2,
1725 lower_32_bits(ring->wptr));
1726 }
1727
1728 if (ring->use_doorbell) {
1729 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1730 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1731 } else {
1732 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1733 }
1734 }
1735
1736 static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
1737 .type = AMDGPU_RING_TYPE_VCN_DEC,
1738 .align_mask = 0x3f,
1739 .nop = VCN_DEC_SW_CMD_NO_OP,
1740 .secure_submission_supported = true,
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
vcn_v3_0_limit_sched(struct amdgpu_cs_parser * p,struct amdgpu_job * job)1764 static 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 /* if VCN0 is harvested, we can't support AV1 */
1774 if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0)
1775 return -EINVAL;
1776
1777 scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
1778 [AMDGPU_RING_PRIO_DEFAULT].sched;
1779 drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
1780 return 0;
1781 }
1782
vcn_v3_0_dec_msg(struct amdgpu_cs_parser * p,struct amdgpu_job * job,uint64_t addr)1783 static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
1784 uint64_t addr)
1785 {
1786 struct ttm_operation_ctx ctx = { false, false };
1787 struct amdgpu_bo_va_mapping *map;
1788 uint32_t *msg, num_buffers;
1789 struct amdgpu_bo *bo;
1790 uint64_t start, end;
1791 unsigned int i;
1792 void *ptr;
1793 int r;
1794
1795 addr &= AMDGPU_GMC_HOLE_MASK;
1796 r = amdgpu_cs_find_mapping(p, addr, &bo, &map);
1797 if (r) {
1798 DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr);
1799 return r;
1800 }
1801
1802 start = map->start * AMDGPU_GPU_PAGE_SIZE;
1803 end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE;
1804 if (addr & 0x7) {
1805 DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1806 return -EINVAL;
1807 }
1808
1809 bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
1810 amdgpu_bo_placement_from_domain(bo, bo->allowed_domains);
1811 r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1812 if (r) {
1813 DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r);
1814 return r;
1815 }
1816
1817 r = amdgpu_bo_kmap(bo, &ptr);
1818 if (r) {
1819 DRM_ERROR("Failed mapping the VCN message (%d)!\n", r);
1820 return r;
1821 }
1822
1823 msg = ptr + addr - start;
1824
1825 /* Check length */
1826 if (msg[1] > end - addr) {
1827 r = -EINVAL;
1828 goto out;
1829 }
1830
1831 if (msg[3] != RDECODE_MSG_CREATE)
1832 goto out;
1833
1834 num_buffers = msg[2];
1835 for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) {
1836 uint32_t offset, size, *create;
1837
1838 if (msg[0] != RDECODE_MESSAGE_CREATE)
1839 continue;
1840
1841 offset = msg[1];
1842 size = msg[2];
1843
1844 if (offset + size > end) {
1845 r = -EINVAL;
1846 goto out;
1847 }
1848
1849 create = ptr + addr + offset - start;
1850
1851 /* H246, HEVC and VP9 can run on any instance */
1852 if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
1853 continue;
1854
1855 r = vcn_v3_0_limit_sched(p, job);
1856 if (r)
1857 goto out;
1858 }
1859
1860 out:
1861 amdgpu_bo_kunmap(bo);
1862 return r;
1863 }
1864
vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser * p,struct amdgpu_job * job,struct amdgpu_ib * ib)1865 static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1866 struct amdgpu_job *job,
1867 struct amdgpu_ib *ib)
1868 {
1869 struct amdgpu_ring *ring = amdgpu_job_ring(job);
1870 uint32_t msg_lo = 0, msg_hi = 0;
1871 unsigned i;
1872 int r;
1873
1874 /* The first instance can decode anything */
1875 if (!ring->me)
1876 return 0;
1877
1878 for (i = 0; i < ib->length_dw; i += 2) {
1879 uint32_t reg = amdgpu_ib_get_value(ib, i);
1880 uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1881
1882 if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1883 msg_lo = val;
1884 } else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1885 msg_hi = val;
1886 } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
1887 val == 0) {
1888 r = vcn_v3_0_dec_msg(p, job,
1889 ((u64)msg_hi) << 32 | msg_lo);
1890 if (r)
1891 return r;
1892 }
1893 }
1894 return 0;
1895 }
1896
1897 static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
1898 .type = AMDGPU_RING_TYPE_VCN_DEC,
1899 .align_mask = 0xf,
1900 .secure_submission_supported = true,
1901 .get_rptr = vcn_v3_0_dec_ring_get_rptr,
1902 .get_wptr = vcn_v3_0_dec_ring_get_wptr,
1903 .set_wptr = vcn_v3_0_dec_ring_set_wptr,
1904 .patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place,
1905 .emit_frame_size =
1906 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1907 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1908 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */
1909 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */
1910 6,
1911 .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */
1912 .emit_ib = vcn_v2_0_dec_ring_emit_ib,
1913 .emit_fence = vcn_v2_0_dec_ring_emit_fence,
1914 .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush,
1915 .test_ring = vcn_v2_0_dec_ring_test_ring,
1916 .test_ib = amdgpu_vcn_dec_ring_test_ib,
1917 .insert_nop = vcn_v2_0_dec_ring_insert_nop,
1918 .insert_start = vcn_v2_0_dec_ring_insert_start,
1919 .insert_end = vcn_v2_0_dec_ring_insert_end,
1920 .pad_ib = amdgpu_ring_generic_pad_ib,
1921 .begin_use = amdgpu_vcn_ring_begin_use,
1922 .end_use = amdgpu_vcn_ring_end_use,
1923 .emit_wreg = vcn_v2_0_dec_ring_emit_wreg,
1924 .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait,
1925 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
1926 };
1927
1928 /**
1929 * vcn_v3_0_enc_ring_get_rptr - get enc read pointer
1930 *
1931 * @ring: amdgpu_ring pointer
1932 *
1933 * Returns the current hardware enc read pointer
1934 */
vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring * ring)1935 static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1936 {
1937 struct amdgpu_device *adev = ring->adev;
1938
1939 if (ring == &adev->vcn.inst[ring->me].ring_enc[0])
1940 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR);
1941 else
1942 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2);
1943 }
1944
1945 /**
1946 * vcn_v3_0_enc_ring_get_wptr - get enc write pointer
1947 *
1948 * @ring: amdgpu_ring pointer
1949 *
1950 * Returns the current hardware enc write pointer
1951 */
vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring * ring)1952 static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1953 {
1954 struct amdgpu_device *adev = ring->adev;
1955
1956 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1957 if (ring->use_doorbell)
1958 return *ring->wptr_cpu_addr;
1959 else
1960 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR);
1961 } else {
1962 if (ring->use_doorbell)
1963 return *ring->wptr_cpu_addr;
1964 else
1965 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2);
1966 }
1967 }
1968
1969 /**
1970 * vcn_v3_0_enc_ring_set_wptr - set enc write pointer
1971 *
1972 * @ring: amdgpu_ring pointer
1973 *
1974 * Commits the enc write pointer to the hardware
1975 */
vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring * ring)1976 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1977 {
1978 struct amdgpu_device *adev = ring->adev;
1979
1980 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) {
1981 if (ring->use_doorbell) {
1982 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1983 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1984 } else {
1985 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1986 }
1987 } else {
1988 if (ring->use_doorbell) {
1989 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
1990 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
1991 } else {
1992 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1993 }
1994 }
1995 }
1996
1997 static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
1998 .type = AMDGPU_RING_TYPE_VCN_ENC,
1999 .align_mask = 0x3f,
2000 .nop = VCN_ENC_CMD_NO_OP,
2001 .get_rptr = vcn_v3_0_enc_ring_get_rptr,
2002 .get_wptr = vcn_v3_0_enc_ring_get_wptr,
2003 .set_wptr = vcn_v3_0_enc_ring_set_wptr,
2004 .emit_frame_size =
2005 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2006 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2007 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */
2008 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */
2009 1, /* vcn_v2_0_enc_ring_insert_end */
2010 .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */
2011 .emit_ib = vcn_v2_0_enc_ring_emit_ib,
2012 .emit_fence = vcn_v2_0_enc_ring_emit_fence,
2013 .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush,
2014 .test_ring = amdgpu_vcn_enc_ring_test_ring,
2015 .test_ib = amdgpu_vcn_enc_ring_test_ib,
2016 .insert_nop = amdgpu_ring_insert_nop,
2017 .insert_end = vcn_v2_0_enc_ring_insert_end,
2018 .pad_ib = amdgpu_ring_generic_pad_ib,
2019 .begin_use = amdgpu_vcn_ring_begin_use,
2020 .end_use = amdgpu_vcn_ring_end_use,
2021 .emit_wreg = vcn_v2_0_enc_ring_emit_wreg,
2022 .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait,
2023 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2024 };
2025
vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device * adev)2026 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2027 {
2028 int i;
2029
2030 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2031 if (adev->vcn.harvest_config & (1 << i))
2032 continue;
2033
2034 if (!DEC_SW_RING_ENABLED)
2035 adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
2036 else
2037 adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
2038 adev->vcn.inst[i].ring_dec.me = i;
2039 DRM_INFO("VCN(%d) decode%s is enabled in VM mode\n", i,
2040 DEC_SW_RING_ENABLED?"(Software Ring)":"");
2041 }
2042 }
2043
vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device * adev)2044 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2045 {
2046 int i, j;
2047
2048 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2049 if (adev->vcn.harvest_config & (1 << i))
2050 continue;
2051
2052 for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
2053 adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
2054 adev->vcn.inst[i].ring_enc[j].me = i;
2055 }
2056 if (adev->vcn.num_enc_rings > 0)
2057 DRM_INFO("VCN(%d) encode is enabled in VM mode\n", i);
2058 }
2059 }
2060
vcn_v3_0_is_idle(void * handle)2061 static bool vcn_v3_0_is_idle(void *handle)
2062 {
2063 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2064 int i, ret = 1;
2065
2066 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2067 if (adev->vcn.harvest_config & (1 << i))
2068 continue;
2069
2070 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE);
2071 }
2072
2073 return ret;
2074 }
2075
vcn_v3_0_wait_for_idle(void * handle)2076 static int vcn_v3_0_wait_for_idle(void *handle)
2077 {
2078 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2079 int i, ret = 0;
2080
2081 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2082 if (adev->vcn.harvest_config & (1 << i))
2083 continue;
2084
2085 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE,
2086 UVD_STATUS__IDLE);
2087 if (ret)
2088 return ret;
2089 }
2090
2091 return ret;
2092 }
2093
vcn_v3_0_set_clockgating_state(void * handle,enum amd_clockgating_state state)2094 static int vcn_v3_0_set_clockgating_state(void *handle,
2095 enum amd_clockgating_state state)
2096 {
2097 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2098 bool enable = state == AMD_CG_STATE_GATE;
2099 int i;
2100
2101 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2102 if (adev->vcn.harvest_config & (1 << i))
2103 continue;
2104
2105 if (enable) {
2106 if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE)
2107 return -EBUSY;
2108 vcn_v3_0_enable_clock_gating(adev, i);
2109 } else {
2110 vcn_v3_0_disable_clock_gating(adev, i);
2111 }
2112 }
2113
2114 return 0;
2115 }
2116
vcn_v3_0_set_powergating_state(void * handle,enum amd_powergating_state state)2117 static int vcn_v3_0_set_powergating_state(void *handle,
2118 enum amd_powergating_state state)
2119 {
2120 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2121 int ret;
2122
2123 /* for SRIOV, guest should not control VCN Power-gating
2124 * MMSCH FW should control Power-gating and clock-gating
2125 * guest should avoid touching CGC and PG
2126 */
2127 if (amdgpu_sriov_vf(adev)) {
2128 adev->vcn.cur_state = AMD_PG_STATE_UNGATE;
2129 return 0;
2130 }
2131
2132 if (state == adev->vcn.cur_state)
2133 return 0;
2134
2135 if (state == AMD_PG_STATE_GATE)
2136 ret = vcn_v3_0_stop(adev);
2137 else
2138 ret = vcn_v3_0_start(adev);
2139
2140 if (!ret)
2141 adev->vcn.cur_state = state;
2142
2143 return ret;
2144 }
2145
vcn_v3_0_set_interrupt_state(struct amdgpu_device * adev,struct amdgpu_irq_src * source,unsigned type,enum amdgpu_interrupt_state state)2146 static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev,
2147 struct amdgpu_irq_src *source,
2148 unsigned type,
2149 enum amdgpu_interrupt_state state)
2150 {
2151 return 0;
2152 }
2153
vcn_v3_0_process_interrupt(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)2154 static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev,
2155 struct amdgpu_irq_src *source,
2156 struct amdgpu_iv_entry *entry)
2157 {
2158 uint32_t ip_instance;
2159
2160 switch (entry->client_id) {
2161 case SOC15_IH_CLIENTID_VCN:
2162 ip_instance = 0;
2163 break;
2164 case SOC15_IH_CLIENTID_VCN1:
2165 ip_instance = 1;
2166 break;
2167 default:
2168 DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
2169 return 0;
2170 }
2171
2172 DRM_DEBUG("IH: VCN TRAP\n");
2173
2174 switch (entry->src_id) {
2175 case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT:
2176 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec);
2177 break;
2178 case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE:
2179 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]);
2180 break;
2181 case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY:
2182 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]);
2183 break;
2184 default:
2185 DRM_ERROR("Unhandled interrupt: %d %d\n",
2186 entry->src_id, entry->src_data[0]);
2187 break;
2188 }
2189
2190 return 0;
2191 }
2192
2193 static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
2194 .set = vcn_v3_0_set_interrupt_state,
2195 .process = vcn_v3_0_process_interrupt,
2196 };
2197
vcn_v3_0_set_irq_funcs(struct amdgpu_device * adev)2198 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
2199 {
2200 int i;
2201
2202 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
2203 if (adev->vcn.harvest_config & (1 << i))
2204 continue;
2205
2206 adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
2207 adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
2208 }
2209 }
2210
2211 static const struct amd_ip_funcs vcn_v3_0_ip_funcs = {
2212 .name = "vcn_v3_0",
2213 .early_init = vcn_v3_0_early_init,
2214 .late_init = NULL,
2215 .sw_init = vcn_v3_0_sw_init,
2216 .sw_fini = vcn_v3_0_sw_fini,
2217 .hw_init = vcn_v3_0_hw_init,
2218 .hw_fini = vcn_v3_0_hw_fini,
2219 .suspend = vcn_v3_0_suspend,
2220 .resume = vcn_v3_0_resume,
2221 .is_idle = vcn_v3_0_is_idle,
2222 .wait_for_idle = vcn_v3_0_wait_for_idle,
2223 .check_soft_reset = NULL,
2224 .pre_soft_reset = NULL,
2225 .soft_reset = NULL,
2226 .post_soft_reset = NULL,
2227 .set_clockgating_state = vcn_v3_0_set_clockgating_state,
2228 .set_powergating_state = vcn_v3_0_set_powergating_state,
2229 };
2230
2231 const struct amdgpu_ip_block_version vcn_v3_0_ip_block = {
2232 .type = AMD_IP_BLOCK_TYPE_VCN,
2233 .major = 3,
2234 .minor = 0,
2235 .rev = 0,
2236 .funcs = &vcn_v3_0_ip_funcs,
2237 };
2238