1 /*
2 * Copyright 2016-2024 Advanced Micro Devices, Inc.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
16 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
17 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
18 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
19 * USE OR OTHER DEALINGS IN THE SOFTWARE.
20 *
21 * The above copyright notice and this permission notice (including the
22 * next paragraph) shall be included in all copies or substantial portions
23 * of the Software.
24 *
25 */
26
27 #include <linux/firmware.h>
28 #include <linux/module.h>
29 #include <linux/dmi.h>
30 #include <linux/pci.h>
31 #include <linux/debugfs.h>
32 #include <drm/drm_drv.h>
33
34 #include "amdgpu.h"
35 #include "amdgpu_pm.h"
36 #include "amdgpu_vcn.h"
37 #include "soc15d.h"
38
39 /* Firmware Names */
40 #define FIRMWARE_RAVEN "amdgpu/raven_vcn.bin"
41 #define FIRMWARE_PICASSO "amdgpu/picasso_vcn.bin"
42 #define FIRMWARE_RAVEN2 "amdgpu/raven2_vcn.bin"
43 #define FIRMWARE_ARCTURUS "amdgpu/arcturus_vcn.bin"
44 #define FIRMWARE_RENOIR "amdgpu/renoir_vcn.bin"
45 #define FIRMWARE_GREEN_SARDINE "amdgpu/green_sardine_vcn.bin"
46 #define FIRMWARE_NAVI10 "amdgpu/navi10_vcn.bin"
47 #define FIRMWARE_NAVI14 "amdgpu/navi14_vcn.bin"
48 #define FIRMWARE_NAVI12 "amdgpu/navi12_vcn.bin"
49 #define FIRMWARE_SIENNA_CICHLID "amdgpu/sienna_cichlid_vcn.bin"
50 #define FIRMWARE_NAVY_FLOUNDER "amdgpu/navy_flounder_vcn.bin"
51 #define FIRMWARE_VANGOGH "amdgpu/vangogh_vcn.bin"
52 #define FIRMWARE_DIMGREY_CAVEFISH "amdgpu/dimgrey_cavefish_vcn.bin"
53 #define FIRMWARE_ALDEBARAN "amdgpu/aldebaran_vcn.bin"
54 #define FIRMWARE_BEIGE_GOBY "amdgpu/beige_goby_vcn.bin"
55 #define FIRMWARE_YELLOW_CARP "amdgpu/yellow_carp_vcn.bin"
56 #define FIRMWARE_VCN_3_1_2 "amdgpu/vcn_3_1_2.bin"
57 #define FIRMWARE_VCN4_0_0 "amdgpu/vcn_4_0_0.bin"
58 #define FIRMWARE_VCN4_0_2 "amdgpu/vcn_4_0_2.bin"
59 #define FIRMWARE_VCN4_0_3 "amdgpu/vcn_4_0_3.bin"
60 #define FIRMWARE_VCN4_0_4 "amdgpu/vcn_4_0_4.bin"
61 #define FIRMWARE_VCN4_0_5 "amdgpu/vcn_4_0_5.bin"
62 #define FIRMWARE_VCN4_0_6 "amdgpu/vcn_4_0_6.bin"
63 #define FIRMWARE_VCN4_0_6_1 "amdgpu/vcn_4_0_6_1.bin"
64 #define FIRMWARE_VCN5_0_0 "amdgpu/vcn_5_0_0.bin"
65 #define FIRMWARE_VCN5_0_1 "amdgpu/vcn_5_0_1.bin"
66
67 MODULE_FIRMWARE(FIRMWARE_RAVEN);
68 MODULE_FIRMWARE(FIRMWARE_PICASSO);
69 MODULE_FIRMWARE(FIRMWARE_RAVEN2);
70 MODULE_FIRMWARE(FIRMWARE_ARCTURUS);
71 MODULE_FIRMWARE(FIRMWARE_RENOIR);
72 MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE);
73 MODULE_FIRMWARE(FIRMWARE_ALDEBARAN);
74 MODULE_FIRMWARE(FIRMWARE_NAVI10);
75 MODULE_FIRMWARE(FIRMWARE_NAVI14);
76 MODULE_FIRMWARE(FIRMWARE_NAVI12);
77 MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID);
78 MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER);
79 MODULE_FIRMWARE(FIRMWARE_VANGOGH);
80 MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH);
81 MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY);
82 MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP);
83 MODULE_FIRMWARE(FIRMWARE_VCN_3_1_2);
84 MODULE_FIRMWARE(FIRMWARE_VCN4_0_0);
85 MODULE_FIRMWARE(FIRMWARE_VCN4_0_2);
86 MODULE_FIRMWARE(FIRMWARE_VCN4_0_3);
87 MODULE_FIRMWARE(FIRMWARE_VCN4_0_4);
88 MODULE_FIRMWARE(FIRMWARE_VCN4_0_5);
89 MODULE_FIRMWARE(FIRMWARE_VCN4_0_6);
90 MODULE_FIRMWARE(FIRMWARE_VCN4_0_6_1);
91 MODULE_FIRMWARE(FIRMWARE_VCN5_0_0);
92 MODULE_FIRMWARE(FIRMWARE_VCN5_0_1);
93
94 static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
95
amdgpu_vcn_early_init(struct amdgpu_device * adev,int i)96 int amdgpu_vcn_early_init(struct amdgpu_device *adev, int i)
97 {
98 char ucode_prefix[25];
99 int r;
100
101 adev->vcn.inst[i].adev = adev;
102 adev->vcn.inst[i].inst = i;
103 amdgpu_ucode_ip_version_decode(adev, UVD_HWIP, ucode_prefix, sizeof(ucode_prefix));
104
105 if (i != 0 && adev->vcn.per_inst_fw) {
106 r = amdgpu_ucode_request(adev, &adev->vcn.inst[i].fw,
107 AMDGPU_UCODE_REQUIRED,
108 "amdgpu/%s_%d.bin", ucode_prefix, i);
109 if (r)
110 amdgpu_ucode_release(&adev->vcn.inst[i].fw);
111 } else {
112 if (!adev->vcn.inst[0].fw) {
113 r = amdgpu_ucode_request(adev, &adev->vcn.inst[0].fw,
114 AMDGPU_UCODE_REQUIRED,
115 "amdgpu/%s.bin", ucode_prefix);
116 if (r)
117 amdgpu_ucode_release(&adev->vcn.inst[0].fw);
118 } else {
119 r = 0;
120 }
121 adev->vcn.inst[i].fw = adev->vcn.inst[0].fw;
122 }
123
124 return r;
125 }
126
amdgpu_vcn_sw_init(struct amdgpu_device * adev,int i)127 int amdgpu_vcn_sw_init(struct amdgpu_device *adev, int i)
128 {
129 unsigned long bo_size;
130 const struct common_firmware_header *hdr;
131 unsigned char fw_check;
132 unsigned int fw_shared_size, log_offset;
133 int r;
134
135 mutex_init(&adev->vcn.inst[i].vcn1_jpeg1_workaround);
136 mutex_init(&adev->vcn.inst[i].vcn_pg_lock);
137 atomic_set(&adev->vcn.inst[i].total_submission_cnt, 0);
138 INIT_DELAYED_WORK(&adev->vcn.inst[i].idle_work, amdgpu_vcn_idle_work_handler);
139 atomic_set(&adev->vcn.inst[i].dpg_enc_submission_cnt, 0);
140 if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
141 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
142 adev->vcn.inst[i].indirect_sram = true;
143
144 /*
145 * Some Steam Deck's BIOS versions are incompatible with the
146 * indirect SRAM mode, leading to amdgpu being unable to get
147 * properly probed (and even potentially crashing the kernel).
148 * Hence, check for these versions here - notice this is
149 * restricted to Vangogh (Deck's APU).
150 */
151 if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(3, 0, 2)) {
152 const char *bios_ver = dmi_get_system_info(DMI_BIOS_VERSION);
153
154 if (bios_ver && (!strncmp("F7A0113", bios_ver, 7) ||
155 !strncmp("F7A0114", bios_ver, 7))) {
156 adev->vcn.inst[i].indirect_sram = false;
157 dev_info(adev->dev,
158 "Steam Deck quirk: indirect SRAM disabled on BIOS %s\n", bios_ver);
159 }
160 }
161
162 /* from vcn4 and above, only unified queue is used */
163 adev->vcn.inst[i].using_unified_queue =
164 amdgpu_ip_version(adev, UVD_HWIP, 0) >= IP_VERSION(4, 0, 0);
165
166 hdr = (const struct common_firmware_header *)adev->vcn.inst[i].fw->data;
167 adev->vcn.inst[i].fw_version = le32_to_cpu(hdr->ucode_version);
168 adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version);
169
170 /* Bit 20-23, it is encode major and non-zero for new naming convention.
171 * This field is part of version minor and DRM_DISABLED_FLAG in old naming
172 * convention. Since the l:wq!atest version minor is 0x5B and DRM_DISABLED_FLAG
173 * is zero in old naming convention, this field is always zero so far.
174 * These four bits are used to tell which naming convention is present.
175 */
176 fw_check = (le32_to_cpu(hdr->ucode_version) >> 20) & 0xf;
177 if (fw_check) {
178 unsigned int dec_ver, enc_major, enc_minor, vep, fw_rev;
179
180 fw_rev = le32_to_cpu(hdr->ucode_version) & 0xfff;
181 enc_minor = (le32_to_cpu(hdr->ucode_version) >> 12) & 0xff;
182 enc_major = fw_check;
183 dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
184 vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
185 dev_info(adev->dev,
186 "Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
187 enc_major, enc_minor, dec_ver, vep, fw_rev);
188 } else {
189 unsigned int version_major, version_minor, family_id;
190
191 family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
192 version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
193 version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
194 dev_info(adev->dev, "Found VCN firmware Version: %u.%u Family ID: %u\n",
195 version_major, version_minor, family_id);
196 }
197
198 bo_size = AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_CONTEXT_SIZE;
199 if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
200 bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
201
202 if (amdgpu_ip_version(adev, UVD_HWIP, 0) >= IP_VERSION(5, 0, 0)) {
203 fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn5_fw_shared));
204 log_offset = offsetof(struct amdgpu_vcn5_fw_shared, fw_log);
205 } else if (amdgpu_ip_version(adev, UVD_HWIP, 0) >= IP_VERSION(4, 0, 0)) {
206 fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_vcn4_fw_shared));
207 log_offset = offsetof(struct amdgpu_vcn4_fw_shared, fw_log);
208 } else {
209 fw_shared_size = AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared));
210 log_offset = offsetof(struct amdgpu_fw_shared, fw_log);
211 }
212
213 bo_size += fw_shared_size;
214
215 if (amdgpu_vcnfw_log)
216 bo_size += AMDGPU_VCNFW_LOG_SIZE;
217
218 r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
219 AMDGPU_GEM_DOMAIN_VRAM |
220 AMDGPU_GEM_DOMAIN_GTT,
221 &adev->vcn.inst[i].vcpu_bo,
222 &adev->vcn.inst[i].gpu_addr,
223 &adev->vcn.inst[i].cpu_addr);
224 if (r) {
225 dev_err(adev->dev, "(%d) failed to allocate vcn bo\n", r);
226 return r;
227 }
228
229 adev->vcn.inst[i].fw_shared.cpu_addr = adev->vcn.inst[i].cpu_addr +
230 bo_size - fw_shared_size;
231 adev->vcn.inst[i].fw_shared.gpu_addr = adev->vcn.inst[i].gpu_addr +
232 bo_size - fw_shared_size;
233
234 adev->vcn.inst[i].fw_shared.mem_size = fw_shared_size;
235
236 if (amdgpu_vcnfw_log) {
237 adev->vcn.inst[i].fw_shared.cpu_addr -= AMDGPU_VCNFW_LOG_SIZE;
238 adev->vcn.inst[i].fw_shared.gpu_addr -= AMDGPU_VCNFW_LOG_SIZE;
239 adev->vcn.inst[i].fw_shared.log_offset = log_offset;
240 }
241
242 if (adev->vcn.inst[i].indirect_sram) {
243 r = amdgpu_bo_create_kernel(adev, 64 * 2 * 4, PAGE_SIZE,
244 AMDGPU_GEM_DOMAIN_VRAM |
245 AMDGPU_GEM_DOMAIN_GTT,
246 &adev->vcn.inst[i].dpg_sram_bo,
247 &adev->vcn.inst[i].dpg_sram_gpu_addr,
248 &adev->vcn.inst[i].dpg_sram_cpu_addr);
249 if (r) {
250 dev_err(adev->dev, "VCN %d (%d) failed to allocate DPG bo\n", i, r);
251 return r;
252 }
253 }
254
255 return 0;
256 }
257
amdgpu_vcn_sw_fini(struct amdgpu_device * adev,int i)258 int amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int i)
259 {
260 int j;
261
262 if (adev->vcn.harvest_config & (1 << i))
263 return 0;
264
265 amdgpu_bo_free_kernel(
266 &adev->vcn.inst[i].dpg_sram_bo,
267 &adev->vcn.inst[i].dpg_sram_gpu_addr,
268 (void **)&adev->vcn.inst[i].dpg_sram_cpu_addr);
269
270 kvfree(adev->vcn.inst[i].saved_bo);
271
272 amdgpu_bo_free_kernel(&adev->vcn.inst[i].vcpu_bo,
273 &adev->vcn.inst[i].gpu_addr,
274 (void **)&adev->vcn.inst[i].cpu_addr);
275
276 amdgpu_ring_fini(&adev->vcn.inst[i].ring_dec);
277
278 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j)
279 amdgpu_ring_fini(&adev->vcn.inst[i].ring_enc[j]);
280
281 if (adev->vcn.per_inst_fw) {
282 amdgpu_ucode_release(&adev->vcn.inst[i].fw);
283 } else {
284 amdgpu_ucode_release(&adev->vcn.inst[0].fw);
285 adev->vcn.inst[i].fw = NULL;
286 }
287 mutex_destroy(&adev->vcn.inst[i].vcn_pg_lock);
288 mutex_destroy(&adev->vcn.inst[i].vcn1_jpeg1_workaround);
289
290 return 0;
291 }
292
amdgpu_vcn_is_disabled_vcn(struct amdgpu_device * adev,enum vcn_ring_type type,uint32_t vcn_instance)293 bool amdgpu_vcn_is_disabled_vcn(struct amdgpu_device *adev, enum vcn_ring_type type, uint32_t vcn_instance)
294 {
295 bool ret = false;
296 int vcn_config = adev->vcn.inst[vcn_instance].vcn_config;
297
298 if ((type == VCN_ENCODE_RING) && (vcn_config & VCN_BLOCK_ENCODE_DISABLE_MASK))
299 ret = true;
300 else if ((type == VCN_DECODE_RING) && (vcn_config & VCN_BLOCK_DECODE_DISABLE_MASK))
301 ret = true;
302 else if ((type == VCN_UNIFIED_RING) && (vcn_config & VCN_BLOCK_QUEUE_DISABLE_MASK))
303 ret = true;
304
305 return ret;
306 }
307
amdgpu_vcn_save_vcpu_bo_inst(struct amdgpu_device * adev,int i)308 static int amdgpu_vcn_save_vcpu_bo_inst(struct amdgpu_device *adev, int i)
309 {
310 unsigned int size;
311 void *ptr;
312 int idx;
313
314 if (adev->vcn.harvest_config & (1 << i))
315 return 0;
316 if (adev->vcn.inst[i].vcpu_bo == NULL)
317 return 0;
318
319 size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
320 ptr = adev->vcn.inst[i].cpu_addr;
321
322 adev->vcn.inst[i].saved_bo = kvmalloc(size, GFP_KERNEL);
323 if (!adev->vcn.inst[i].saved_bo)
324 return -ENOMEM;
325
326 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
327 memcpy_fromio(adev->vcn.inst[i].saved_bo, ptr, size);
328 drm_dev_exit(idx);
329 }
330
331 return 0;
332 }
333
amdgpu_vcn_save_vcpu_bo(struct amdgpu_device * adev)334 int amdgpu_vcn_save_vcpu_bo(struct amdgpu_device *adev)
335 {
336 int ret, i;
337
338 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
339 ret = amdgpu_vcn_save_vcpu_bo_inst(adev, i);
340 if (ret)
341 return ret;
342 }
343
344 return 0;
345 }
346
amdgpu_vcn_suspend(struct amdgpu_device * adev,int i)347 int amdgpu_vcn_suspend(struct amdgpu_device *adev, int i)
348 {
349 bool in_ras_intr = amdgpu_ras_intr_triggered();
350
351 if (adev->vcn.harvest_config & (1 << i))
352 return 0;
353
354 cancel_delayed_work_sync(&adev->vcn.inst[i].idle_work);
355
356 /* err_event_athub will corrupt VCPU buffer, so we need to
357 * restore fw data and clear buffer in amdgpu_vcn_resume() */
358 if (in_ras_intr)
359 return 0;
360
361 return amdgpu_vcn_save_vcpu_bo_inst(adev, i);
362 }
363
amdgpu_vcn_resume(struct amdgpu_device * adev,int i)364 int amdgpu_vcn_resume(struct amdgpu_device *adev, int i)
365 {
366 unsigned int size;
367 void *ptr;
368 int idx;
369
370 if (adev->vcn.harvest_config & (1 << i))
371 return 0;
372 if (adev->vcn.inst[i].vcpu_bo == NULL)
373 return -EINVAL;
374
375 size = amdgpu_bo_size(adev->vcn.inst[i].vcpu_bo);
376 ptr = adev->vcn.inst[i].cpu_addr;
377
378 if (adev->vcn.inst[i].saved_bo != NULL) {
379 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
380 memcpy_toio(ptr, adev->vcn.inst[i].saved_bo, size);
381 drm_dev_exit(idx);
382 }
383 kvfree(adev->vcn.inst[i].saved_bo);
384 adev->vcn.inst[i].saved_bo = NULL;
385 } else {
386 const struct common_firmware_header *hdr;
387 unsigned int offset;
388
389 hdr = (const struct common_firmware_header *)adev->vcn.inst[i].fw->data;
390 if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
391 offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
392 if (drm_dev_enter(adev_to_drm(adev), &idx)) {
393 memcpy_toio(adev->vcn.inst[i].cpu_addr,
394 adev->vcn.inst[i].fw->data + offset,
395 le32_to_cpu(hdr->ucode_size_bytes));
396 drm_dev_exit(idx);
397 }
398 size -= le32_to_cpu(hdr->ucode_size_bytes);
399 ptr += le32_to_cpu(hdr->ucode_size_bytes);
400 }
401 memset_io(ptr, 0, size);
402 }
403
404 return 0;
405 }
406
amdgpu_vcn_idle_work_handler(struct work_struct * work)407 static void amdgpu_vcn_idle_work_handler(struct work_struct *work)
408 {
409 struct amdgpu_vcn_inst *vcn_inst =
410 container_of(work, struct amdgpu_vcn_inst, idle_work.work);
411 struct amdgpu_device *adev = vcn_inst->adev;
412 unsigned int fences = 0, fence[AMDGPU_MAX_VCN_INSTANCES] = {0};
413 unsigned int i = vcn_inst->inst, j;
414 int r = 0;
415
416 if (adev->vcn.harvest_config & (1 << i))
417 return;
418
419 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j)
420 fence[i] += amdgpu_fence_count_emitted(&vcn_inst->ring_enc[j]);
421
422 /* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
423 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
424 !adev->vcn.inst[i].using_unified_queue) {
425 struct dpg_pause_state new_state;
426
427 if (fence[i] ||
428 unlikely(atomic_read(&vcn_inst->dpg_enc_submission_cnt)))
429 new_state.fw_based = VCN_DPG_STATE__PAUSE;
430 else
431 new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
432
433 adev->vcn.inst[i].pause_dpg_mode(vcn_inst, &new_state);
434 }
435
436 fence[i] += amdgpu_fence_count_emitted(&vcn_inst->ring_dec);
437 fences += fence[i];
438
439 if (!fences && !atomic_read(&vcn_inst->total_submission_cnt)) {
440 vcn_inst->set_pg_state(vcn_inst, AMD_PG_STATE_GATE);
441 mutex_lock(&adev->vcn.workload_profile_mutex);
442 if (adev->vcn.workload_profile_active) {
443 r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
444 false);
445 if (r)
446 dev_warn(adev->dev, "(%d) failed to disable video power profile mode\n", r);
447 adev->vcn.workload_profile_active = false;
448 }
449 mutex_unlock(&adev->vcn.workload_profile_mutex);
450 } else {
451 schedule_delayed_work(&vcn_inst->idle_work, VCN_IDLE_TIMEOUT);
452 }
453 }
454
amdgpu_vcn_ring_begin_use(struct amdgpu_ring * ring)455 void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring)
456 {
457 struct amdgpu_device *adev = ring->adev;
458 struct amdgpu_vcn_inst *vcn_inst = &adev->vcn.inst[ring->me];
459 int r = 0;
460
461 atomic_inc(&vcn_inst->total_submission_cnt);
462
463 cancel_delayed_work_sync(&vcn_inst->idle_work);
464
465 /* We can safely return early here because we've cancelled the
466 * the delayed work so there is no one else to set it to false
467 * and we don't care if someone else sets it to true.
468 */
469 if (adev->vcn.workload_profile_active)
470 goto pg_lock;
471
472 mutex_lock(&adev->vcn.workload_profile_mutex);
473 if (!adev->vcn.workload_profile_active) {
474 r = amdgpu_dpm_switch_power_profile(adev, PP_SMC_POWER_PROFILE_VIDEO,
475 true);
476 if (r)
477 dev_warn(adev->dev, "(%d) failed to switch to video power profile mode\n", r);
478 adev->vcn.workload_profile_active = true;
479 }
480 mutex_unlock(&adev->vcn.workload_profile_mutex);
481
482 pg_lock:
483 mutex_lock(&vcn_inst->vcn_pg_lock);
484 vcn_inst->set_pg_state(vcn_inst, AMD_PG_STATE_UNGATE);
485
486 /* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
487 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
488 !vcn_inst->using_unified_queue) {
489 struct dpg_pause_state new_state;
490
491 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC) {
492 atomic_inc(&vcn_inst->dpg_enc_submission_cnt);
493 new_state.fw_based = VCN_DPG_STATE__PAUSE;
494 } else {
495 unsigned int fences = 0;
496 unsigned int i;
497
498 for (i = 0; i < vcn_inst->num_enc_rings; ++i)
499 fences += amdgpu_fence_count_emitted(&vcn_inst->ring_enc[i]);
500
501 if (fences || atomic_read(&vcn_inst->dpg_enc_submission_cnt))
502 new_state.fw_based = VCN_DPG_STATE__PAUSE;
503 else
504 new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
505 }
506
507 vcn_inst->pause_dpg_mode(vcn_inst, &new_state);
508 }
509 mutex_unlock(&vcn_inst->vcn_pg_lock);
510 }
511
amdgpu_vcn_ring_end_use(struct amdgpu_ring * ring)512 void amdgpu_vcn_ring_end_use(struct amdgpu_ring *ring)
513 {
514 struct amdgpu_device *adev = ring->adev;
515
516 /* Only set DPG pause for VCN3 or below, VCN4 and above will be handled by FW */
517 if (ring->adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG &&
518 ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC &&
519 !adev->vcn.inst[ring->me].using_unified_queue)
520 atomic_dec(&ring->adev->vcn.inst[ring->me].dpg_enc_submission_cnt);
521
522 atomic_dec(&ring->adev->vcn.inst[ring->me].total_submission_cnt);
523
524 schedule_delayed_work(&ring->adev->vcn.inst[ring->me].idle_work,
525 VCN_IDLE_TIMEOUT);
526 }
527
amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring * ring)528 int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
529 {
530 struct amdgpu_device *adev = ring->adev;
531 uint32_t tmp = 0;
532 unsigned int i;
533 int r;
534
535 /* VCN in SRIOV does not support direct register read/write */
536 if (amdgpu_sriov_vf(adev))
537 return 0;
538
539 WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD);
540 r = amdgpu_ring_alloc(ring, 3);
541 if (r)
542 return r;
543 amdgpu_ring_write(ring, PACKET0(adev->vcn.inst[ring->me].internal.scratch9, 0));
544 amdgpu_ring_write(ring, 0xDEADBEEF);
545 amdgpu_ring_commit(ring);
546 for (i = 0; i < adev->usec_timeout; i++) {
547 tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9);
548 if (tmp == 0xDEADBEEF)
549 break;
550 udelay(1);
551 }
552
553 if (i >= adev->usec_timeout)
554 r = -ETIMEDOUT;
555
556 return r;
557 }
558
amdgpu_vcn_dec_sw_ring_test_ring(struct amdgpu_ring * ring)559 int amdgpu_vcn_dec_sw_ring_test_ring(struct amdgpu_ring *ring)
560 {
561 struct amdgpu_device *adev = ring->adev;
562 uint32_t rptr;
563 unsigned int i;
564 int r;
565
566 if (amdgpu_sriov_vf(adev))
567 return 0;
568
569 r = amdgpu_ring_alloc(ring, 16);
570 if (r)
571 return r;
572
573 rptr = amdgpu_ring_get_rptr(ring);
574
575 amdgpu_ring_write(ring, VCN_DEC_SW_CMD_END);
576 amdgpu_ring_commit(ring);
577
578 for (i = 0; i < adev->usec_timeout; i++) {
579 if (amdgpu_ring_get_rptr(ring) != rptr)
580 break;
581 udelay(1);
582 }
583
584 if (i >= adev->usec_timeout)
585 r = -ETIMEDOUT;
586
587 return r;
588 }
589
amdgpu_vcn_dec_send_msg(struct amdgpu_ring * ring,struct amdgpu_ib * ib_msg,struct dma_fence ** fence)590 static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
591 struct amdgpu_ib *ib_msg,
592 struct dma_fence **fence)
593 {
594 u64 addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
595 struct amdgpu_device *adev = ring->adev;
596 struct dma_fence *f = NULL;
597 struct amdgpu_job *job;
598 struct amdgpu_ib *ib;
599 int i, r;
600
601 r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
602 64, AMDGPU_IB_POOL_DIRECT,
603 &job);
604 if (r)
605 goto err;
606
607 ib = &job->ibs[0];
608 ib->ptr[0] = PACKET0(adev->vcn.inst[ring->me].internal.data0, 0);
609 ib->ptr[1] = addr;
610 ib->ptr[2] = PACKET0(adev->vcn.inst[ring->me].internal.data1, 0);
611 ib->ptr[3] = addr >> 32;
612 ib->ptr[4] = PACKET0(adev->vcn.inst[ring->me].internal.cmd, 0);
613 ib->ptr[5] = 0;
614 for (i = 6; i < 16; i += 2) {
615 ib->ptr[i] = PACKET0(adev->vcn.inst[ring->me].internal.nop, 0);
616 ib->ptr[i+1] = 0;
617 }
618 ib->length_dw = 16;
619
620 r = amdgpu_job_submit_direct(job, ring, &f);
621 if (r)
622 goto err_free;
623
624 amdgpu_ib_free(ib_msg, f);
625
626 if (fence)
627 *fence = dma_fence_get(f);
628 dma_fence_put(f);
629
630 return 0;
631
632 err_free:
633 amdgpu_job_free(job);
634 err:
635 amdgpu_ib_free(ib_msg, f);
636 return r;
637 }
638
amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring * ring,uint32_t handle,struct amdgpu_ib * ib)639 static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
640 struct amdgpu_ib *ib)
641 {
642 struct amdgpu_device *adev = ring->adev;
643 uint32_t *msg;
644 int r, i;
645
646 memset(ib, 0, sizeof(*ib));
647 r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
648 AMDGPU_IB_POOL_DIRECT,
649 ib);
650 if (r)
651 return r;
652
653 msg = (uint32_t *)AMDGPU_GPU_PAGE_ALIGN((unsigned long)ib->ptr);
654 msg[0] = cpu_to_le32(0x00000028);
655 msg[1] = cpu_to_le32(0x00000038);
656 msg[2] = cpu_to_le32(0x00000001);
657 msg[3] = cpu_to_le32(0x00000000);
658 msg[4] = cpu_to_le32(handle);
659 msg[5] = cpu_to_le32(0x00000000);
660 msg[6] = cpu_to_le32(0x00000001);
661 msg[7] = cpu_to_le32(0x00000028);
662 msg[8] = cpu_to_le32(0x00000010);
663 msg[9] = cpu_to_le32(0x00000000);
664 msg[10] = cpu_to_le32(0x00000007);
665 msg[11] = cpu_to_le32(0x00000000);
666 msg[12] = cpu_to_le32(0x00000780);
667 msg[13] = cpu_to_le32(0x00000440);
668 for (i = 14; i < 1024; ++i)
669 msg[i] = cpu_to_le32(0x0);
670
671 return 0;
672 }
673
amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring * ring,uint32_t handle,struct amdgpu_ib * ib)674 static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
675 struct amdgpu_ib *ib)
676 {
677 struct amdgpu_device *adev = ring->adev;
678 uint32_t *msg;
679 int r, i;
680
681 memset(ib, 0, sizeof(*ib));
682 r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
683 AMDGPU_IB_POOL_DIRECT,
684 ib);
685 if (r)
686 return r;
687
688 msg = (uint32_t *)AMDGPU_GPU_PAGE_ALIGN((unsigned long)ib->ptr);
689 msg[0] = cpu_to_le32(0x00000028);
690 msg[1] = cpu_to_le32(0x00000018);
691 msg[2] = cpu_to_le32(0x00000000);
692 msg[3] = cpu_to_le32(0x00000002);
693 msg[4] = cpu_to_le32(handle);
694 msg[5] = cpu_to_le32(0x00000000);
695 for (i = 6; i < 1024; ++i)
696 msg[i] = cpu_to_le32(0x0);
697
698 return 0;
699 }
700
amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring * ring,long timeout)701 int amdgpu_vcn_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout)
702 {
703 struct dma_fence *fence = NULL;
704 struct amdgpu_ib ib;
705 long r;
706
707 r = amdgpu_vcn_dec_get_create_msg(ring, 1, &ib);
708 if (r)
709 goto error;
710
711 r = amdgpu_vcn_dec_send_msg(ring, &ib, NULL);
712 if (r)
713 goto error;
714 r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &ib);
715 if (r)
716 goto error;
717
718 r = amdgpu_vcn_dec_send_msg(ring, &ib, &fence);
719 if (r)
720 goto error;
721
722 r = dma_fence_wait_timeout(fence, false, timeout);
723 if (r == 0)
724 r = -ETIMEDOUT;
725 else if (r > 0)
726 r = 0;
727
728 dma_fence_put(fence);
729 error:
730 return r;
731 }
732
amdgpu_vcn_unified_ring_ib_header(struct amdgpu_ib * ib,uint32_t ib_pack_in_dw,bool enc)733 static uint32_t *amdgpu_vcn_unified_ring_ib_header(struct amdgpu_ib *ib,
734 uint32_t ib_pack_in_dw, bool enc)
735 {
736 uint32_t *ib_checksum;
737
738 ib->ptr[ib->length_dw++] = 0x00000010; /* single queue checksum */
739 ib->ptr[ib->length_dw++] = 0x30000002;
740 ib_checksum = &ib->ptr[ib->length_dw++];
741 ib->ptr[ib->length_dw++] = ib_pack_in_dw;
742
743 ib->ptr[ib->length_dw++] = 0x00000010; /* engine info */
744 ib->ptr[ib->length_dw++] = 0x30000001;
745 ib->ptr[ib->length_dw++] = enc ? 0x2 : 0x3;
746 ib->ptr[ib->length_dw++] = ib_pack_in_dw * sizeof(uint32_t);
747
748 return ib_checksum;
749 }
750
amdgpu_vcn_unified_ring_ib_checksum(uint32_t ** ib_checksum,uint32_t ib_pack_in_dw)751 static void amdgpu_vcn_unified_ring_ib_checksum(uint32_t **ib_checksum,
752 uint32_t ib_pack_in_dw)
753 {
754 uint32_t i;
755 uint32_t checksum = 0;
756
757 for (i = 0; i < ib_pack_in_dw; i++)
758 checksum += *(*ib_checksum + 2 + i);
759
760 **ib_checksum = checksum;
761 }
762
amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring * ring,struct amdgpu_ib * ib_msg,struct dma_fence ** fence)763 static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
764 struct amdgpu_ib *ib_msg,
765 struct dma_fence **fence)
766 {
767 struct amdgpu_vcn_decode_buffer *decode_buffer = NULL;
768 unsigned int ib_size_dw = 64;
769 struct amdgpu_device *adev = ring->adev;
770 struct dma_fence *f = NULL;
771 struct amdgpu_job *job;
772 struct amdgpu_ib *ib;
773 uint64_t addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
774 uint32_t *ib_checksum;
775 uint32_t ib_pack_in_dw;
776 int i, r;
777
778 if (adev->vcn.inst[ring->me].using_unified_queue)
779 ib_size_dw += 8;
780
781 r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
782 ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
783 &job);
784 if (r)
785 goto err;
786
787 ib = &job->ibs[0];
788 ib->length_dw = 0;
789
790 /* single queue headers */
791 if (adev->vcn.inst[ring->me].using_unified_queue) {
792 ib_pack_in_dw = sizeof(struct amdgpu_vcn_decode_buffer) / sizeof(uint32_t)
793 + 4 + 2; /* engine info + decoding ib in dw */
794 ib_checksum = amdgpu_vcn_unified_ring_ib_header(ib, ib_pack_in_dw, false);
795 }
796
797 ib->ptr[ib->length_dw++] = sizeof(struct amdgpu_vcn_decode_buffer) + 8;
798 ib->ptr[ib->length_dw++] = cpu_to_le32(AMDGPU_VCN_IB_FLAG_DECODE_BUFFER);
799 decode_buffer = (struct amdgpu_vcn_decode_buffer *)&(ib->ptr[ib->length_dw]);
800 ib->length_dw += sizeof(struct amdgpu_vcn_decode_buffer) / 4;
801 memset(decode_buffer, 0, sizeof(struct amdgpu_vcn_decode_buffer));
802
803 decode_buffer->valid_buf_flag |= cpu_to_le32(AMDGPU_VCN_CMD_FLAG_MSG_BUFFER);
804 decode_buffer->msg_buffer_address_hi = cpu_to_le32(addr >> 32);
805 decode_buffer->msg_buffer_address_lo = cpu_to_le32(addr);
806
807 for (i = ib->length_dw; i < ib_size_dw; ++i)
808 ib->ptr[i] = 0x0;
809
810 if (adev->vcn.inst[ring->me].using_unified_queue)
811 amdgpu_vcn_unified_ring_ib_checksum(&ib_checksum, ib_pack_in_dw);
812
813 r = amdgpu_job_submit_direct(job, ring, &f);
814 if (r)
815 goto err_free;
816
817 amdgpu_ib_free(ib_msg, f);
818
819 if (fence)
820 *fence = dma_fence_get(f);
821 dma_fence_put(f);
822
823 return 0;
824
825 err_free:
826 amdgpu_job_free(job);
827 err:
828 amdgpu_ib_free(ib_msg, f);
829 return r;
830 }
831
amdgpu_vcn_dec_sw_ring_test_ib(struct amdgpu_ring * ring,long timeout)832 int amdgpu_vcn_dec_sw_ring_test_ib(struct amdgpu_ring *ring, long timeout)
833 {
834 struct dma_fence *fence = NULL;
835 struct amdgpu_ib ib;
836 long r;
837
838 r = amdgpu_vcn_dec_get_create_msg(ring, 1, &ib);
839 if (r)
840 goto error;
841
842 r = amdgpu_vcn_dec_sw_send_msg(ring, &ib, NULL);
843 if (r)
844 goto error;
845 r = amdgpu_vcn_dec_get_destroy_msg(ring, 1, &ib);
846 if (r)
847 goto error;
848
849 r = amdgpu_vcn_dec_sw_send_msg(ring, &ib, &fence);
850 if (r)
851 goto error;
852
853 r = dma_fence_wait_timeout(fence, false, timeout);
854 if (r == 0)
855 r = -ETIMEDOUT;
856 else if (r > 0)
857 r = 0;
858
859 dma_fence_put(fence);
860 error:
861 return r;
862 }
863
amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring * ring)864 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring)
865 {
866 struct amdgpu_device *adev = ring->adev;
867 uint32_t rptr;
868 unsigned int i;
869 int r;
870
871 if (amdgpu_sriov_vf(adev))
872 return 0;
873
874 r = amdgpu_ring_alloc(ring, 16);
875 if (r)
876 return r;
877
878 rptr = amdgpu_ring_get_rptr(ring);
879
880 amdgpu_ring_write(ring, VCN_ENC_CMD_END);
881 amdgpu_ring_commit(ring);
882
883 for (i = 0; i < adev->usec_timeout; i++) {
884 if (amdgpu_ring_get_rptr(ring) != rptr)
885 break;
886 udelay(1);
887 }
888
889 if (i >= adev->usec_timeout)
890 r = -ETIMEDOUT;
891
892 return r;
893 }
894
amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring * ring,uint32_t handle,struct amdgpu_ib * ib_msg,struct dma_fence ** fence)895 static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
896 struct amdgpu_ib *ib_msg,
897 struct dma_fence **fence)
898 {
899 unsigned int ib_size_dw = 16;
900 struct amdgpu_device *adev = ring->adev;
901 struct amdgpu_job *job;
902 struct amdgpu_ib *ib;
903 struct dma_fence *f = NULL;
904 uint32_t *ib_checksum = NULL;
905 uint64_t addr;
906 int i, r;
907
908 if (adev->vcn.inst[ring->me].using_unified_queue)
909 ib_size_dw += 8;
910
911 r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
912 ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
913 &job);
914 if (r)
915 return r;
916
917 ib = &job->ibs[0];
918 addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
919
920 ib->length_dw = 0;
921
922 if (adev->vcn.inst[ring->me].using_unified_queue)
923 ib_checksum = amdgpu_vcn_unified_ring_ib_header(ib, 0x11, true);
924
925 ib->ptr[ib->length_dw++] = 0x00000018;
926 ib->ptr[ib->length_dw++] = 0x00000001; /* session info */
927 ib->ptr[ib->length_dw++] = handle;
928 ib->ptr[ib->length_dw++] = upper_32_bits(addr);
929 ib->ptr[ib->length_dw++] = addr;
930 ib->ptr[ib->length_dw++] = 0x00000000;
931
932 ib->ptr[ib->length_dw++] = 0x00000014;
933 ib->ptr[ib->length_dw++] = 0x00000002; /* task info */
934 ib->ptr[ib->length_dw++] = 0x0000001c;
935 ib->ptr[ib->length_dw++] = 0x00000000;
936 ib->ptr[ib->length_dw++] = 0x00000000;
937
938 ib->ptr[ib->length_dw++] = 0x00000008;
939 ib->ptr[ib->length_dw++] = 0x08000001; /* op initialize */
940
941 for (i = ib->length_dw; i < ib_size_dw; ++i)
942 ib->ptr[i] = 0x0;
943
944 if (adev->vcn.inst[ring->me].using_unified_queue)
945 amdgpu_vcn_unified_ring_ib_checksum(&ib_checksum, 0x11);
946
947 r = amdgpu_job_submit_direct(job, ring, &f);
948 if (r)
949 goto err;
950
951 if (fence)
952 *fence = dma_fence_get(f);
953 dma_fence_put(f);
954
955 return 0;
956
957 err:
958 amdgpu_job_free(job);
959 return r;
960 }
961
amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring * ring,uint32_t handle,struct amdgpu_ib * ib_msg,struct dma_fence ** fence)962 static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
963 struct amdgpu_ib *ib_msg,
964 struct dma_fence **fence)
965 {
966 unsigned int ib_size_dw = 16;
967 struct amdgpu_device *adev = ring->adev;
968 struct amdgpu_job *job;
969 struct amdgpu_ib *ib;
970 struct dma_fence *f = NULL;
971 uint32_t *ib_checksum = NULL;
972 uint64_t addr;
973 int i, r;
974
975 if (adev->vcn.inst[ring->me].using_unified_queue)
976 ib_size_dw += 8;
977
978 r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
979 ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
980 &job);
981 if (r)
982 return r;
983
984 ib = &job->ibs[0];
985 addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
986
987 ib->length_dw = 0;
988
989 if (adev->vcn.inst[ring->me].using_unified_queue)
990 ib_checksum = amdgpu_vcn_unified_ring_ib_header(ib, 0x11, true);
991
992 ib->ptr[ib->length_dw++] = 0x00000018;
993 ib->ptr[ib->length_dw++] = 0x00000001;
994 ib->ptr[ib->length_dw++] = handle;
995 ib->ptr[ib->length_dw++] = upper_32_bits(addr);
996 ib->ptr[ib->length_dw++] = addr;
997 ib->ptr[ib->length_dw++] = 0x00000000;
998
999 ib->ptr[ib->length_dw++] = 0x00000014;
1000 ib->ptr[ib->length_dw++] = 0x00000002;
1001 ib->ptr[ib->length_dw++] = 0x0000001c;
1002 ib->ptr[ib->length_dw++] = 0x00000000;
1003 ib->ptr[ib->length_dw++] = 0x00000000;
1004
1005 ib->ptr[ib->length_dw++] = 0x00000008;
1006 ib->ptr[ib->length_dw++] = 0x08000002; /* op close session */
1007
1008 for (i = ib->length_dw; i < ib_size_dw; ++i)
1009 ib->ptr[i] = 0x0;
1010
1011 if (adev->vcn.inst[ring->me].using_unified_queue)
1012 amdgpu_vcn_unified_ring_ib_checksum(&ib_checksum, 0x11);
1013
1014 r = amdgpu_job_submit_direct(job, ring, &f);
1015 if (r)
1016 goto err;
1017
1018 if (fence)
1019 *fence = dma_fence_get(f);
1020 dma_fence_put(f);
1021
1022 return 0;
1023
1024 err:
1025 amdgpu_job_free(job);
1026 return r;
1027 }
1028
amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring * ring,long timeout)1029 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
1030 {
1031 struct amdgpu_device *adev = ring->adev;
1032 struct dma_fence *fence = NULL;
1033 struct amdgpu_ib ib;
1034 long r;
1035
1036 memset(&ib, 0, sizeof(ib));
1037 r = amdgpu_ib_get(adev, NULL, (128 << 10) + AMDGPU_GPU_PAGE_SIZE,
1038 AMDGPU_IB_POOL_DIRECT,
1039 &ib);
1040 if (r)
1041 return r;
1042
1043 r = amdgpu_vcn_enc_get_create_msg(ring, 1, &ib, NULL);
1044 if (r)
1045 goto error;
1046
1047 r = amdgpu_vcn_enc_get_destroy_msg(ring, 1, &ib, &fence);
1048 if (r)
1049 goto error;
1050
1051 r = dma_fence_wait_timeout(fence, false, timeout);
1052 if (r == 0)
1053 r = -ETIMEDOUT;
1054 else if (r > 0)
1055 r = 0;
1056
1057 error:
1058 amdgpu_ib_free(&ib, fence);
1059 dma_fence_put(fence);
1060
1061 return r;
1062 }
1063
amdgpu_vcn_unified_ring_test_ib(struct amdgpu_ring * ring,long timeout)1064 int amdgpu_vcn_unified_ring_test_ib(struct amdgpu_ring *ring, long timeout)
1065 {
1066 struct amdgpu_device *adev = ring->adev;
1067 long r;
1068
1069 if ((amdgpu_ip_version(adev, UVD_HWIP, 0) != IP_VERSION(4, 0, 3)) &&
1070 (amdgpu_ip_version(adev, UVD_HWIP, 0) != IP_VERSION(5, 0, 1))) {
1071 r = amdgpu_vcn_enc_ring_test_ib(ring, timeout);
1072 if (r)
1073 goto error;
1074 }
1075
1076 r = amdgpu_vcn_dec_sw_ring_test_ib(ring, timeout);
1077
1078 error:
1079 return r;
1080 }
1081
amdgpu_vcn_get_enc_ring_prio(int ring)1082 enum amdgpu_ring_priority_level amdgpu_vcn_get_enc_ring_prio(int ring)
1083 {
1084 switch (ring) {
1085 case 0:
1086 return AMDGPU_RING_PRIO_0;
1087 case 1:
1088 return AMDGPU_RING_PRIO_1;
1089 case 2:
1090 return AMDGPU_RING_PRIO_2;
1091 default:
1092 return AMDGPU_RING_PRIO_0;
1093 }
1094 }
1095
amdgpu_vcn_setup_ucode(struct amdgpu_device * adev,int i)1096 void amdgpu_vcn_setup_ucode(struct amdgpu_device *adev, int i)
1097 {
1098 unsigned int idx;
1099
1100 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
1101 const struct common_firmware_header *hdr;
1102
1103 if (adev->vcn.harvest_config & (1 << i))
1104 return;
1105
1106 if ((amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(4, 0, 3) ||
1107 amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(5, 0, 1))
1108 && (i > 0))
1109 return;
1110
1111 hdr = (const struct common_firmware_header *)adev->vcn.inst[i].fw->data;
1112 /* currently only support 2 FW instances */
1113 if (i >= 2) {
1114 dev_info(adev->dev, "More then 2 VCN FW instances!\n");
1115 return;
1116 }
1117 idx = AMDGPU_UCODE_ID_VCN + i;
1118 adev->firmware.ucode[idx].ucode_id = idx;
1119 adev->firmware.ucode[idx].fw = adev->vcn.inst[i].fw;
1120 adev->firmware.fw_size +=
1121 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
1122 }
1123 }
1124
1125 /*
1126 * debugfs for mapping vcn firmware log buffer.
1127 */
1128 #if defined(CONFIG_DEBUG_FS)
amdgpu_debugfs_vcn_fwlog_read(struct file * f,char __user * buf,size_t size,loff_t * pos)1129 static ssize_t amdgpu_debugfs_vcn_fwlog_read(struct file *f, char __user *buf,
1130 size_t size, loff_t *pos)
1131 {
1132 struct amdgpu_vcn_inst *vcn;
1133 void *log_buf;
1134 volatile struct amdgpu_vcn_fwlog *plog;
1135 unsigned int read_pos, write_pos, available, i, read_bytes = 0;
1136 unsigned int read_num[2] = {0};
1137
1138 vcn = file_inode(f)->i_private;
1139 if (!vcn)
1140 return -ENODEV;
1141
1142 if (!vcn->fw_shared.cpu_addr || !amdgpu_vcnfw_log)
1143 return -EFAULT;
1144
1145 log_buf = vcn->fw_shared.cpu_addr + vcn->fw_shared.mem_size;
1146
1147 plog = (volatile struct amdgpu_vcn_fwlog *)log_buf;
1148 read_pos = plog->rptr;
1149 write_pos = plog->wptr;
1150
1151 if (read_pos > AMDGPU_VCNFW_LOG_SIZE || write_pos > AMDGPU_VCNFW_LOG_SIZE)
1152 return -EFAULT;
1153
1154 if (!size || (read_pos == write_pos))
1155 return 0;
1156
1157 if (write_pos > read_pos) {
1158 available = write_pos - read_pos;
1159 read_num[0] = min_t(size_t, size, available);
1160 } else {
1161 read_num[0] = AMDGPU_VCNFW_LOG_SIZE - read_pos;
1162 available = read_num[0] + write_pos - plog->header_size;
1163 if (size > available)
1164 read_num[1] = write_pos - plog->header_size;
1165 else if (size > read_num[0])
1166 read_num[1] = size - read_num[0];
1167 else
1168 read_num[0] = size;
1169 }
1170
1171 for (i = 0; i < 2; i++) {
1172 if (read_num[i]) {
1173 if (read_pos == AMDGPU_VCNFW_LOG_SIZE)
1174 read_pos = plog->header_size;
1175 if (read_num[i] == copy_to_user((buf + read_bytes),
1176 (log_buf + read_pos), read_num[i]))
1177 return -EFAULT;
1178
1179 read_bytes += read_num[i];
1180 read_pos += read_num[i];
1181 }
1182 }
1183
1184 plog->rptr = read_pos;
1185 *pos += read_bytes;
1186 return read_bytes;
1187 }
1188
1189 static const struct file_operations amdgpu_debugfs_vcnfwlog_fops = {
1190 .owner = THIS_MODULE,
1191 .read = amdgpu_debugfs_vcn_fwlog_read,
1192 .llseek = default_llseek
1193 };
1194 #endif
1195
amdgpu_debugfs_vcn_fwlog_init(struct amdgpu_device * adev,uint8_t i,struct amdgpu_vcn_inst * vcn)1196 void amdgpu_debugfs_vcn_fwlog_init(struct amdgpu_device *adev, uint8_t i,
1197 struct amdgpu_vcn_inst *vcn)
1198 {
1199 #if defined(CONFIG_DEBUG_FS)
1200 struct drm_minor *minor = adev_to_drm(adev)->primary;
1201 struct dentry *root = minor->debugfs_root;
1202 char name[32];
1203
1204 sprintf(name, "amdgpu_vcn_%d_fwlog", i);
1205 debugfs_create_file_size(name, S_IFREG | 0444, root, vcn,
1206 &amdgpu_debugfs_vcnfwlog_fops,
1207 AMDGPU_VCNFW_LOG_SIZE);
1208 #endif
1209 }
1210
amdgpu_vcn_fwlog_init(struct amdgpu_vcn_inst * vcn)1211 void amdgpu_vcn_fwlog_init(struct amdgpu_vcn_inst *vcn)
1212 {
1213 #if defined(CONFIG_DEBUG_FS)
1214 volatile uint32_t *flag = vcn->fw_shared.cpu_addr;
1215 void *fw_log_cpu_addr = vcn->fw_shared.cpu_addr + vcn->fw_shared.mem_size;
1216 uint64_t fw_log_gpu_addr = vcn->fw_shared.gpu_addr + vcn->fw_shared.mem_size;
1217 volatile struct amdgpu_vcn_fwlog *log_buf = fw_log_cpu_addr;
1218 volatile struct amdgpu_fw_shared_fw_logging *fw_log = vcn->fw_shared.cpu_addr
1219 + vcn->fw_shared.log_offset;
1220 *flag |= cpu_to_le32(AMDGPU_VCN_FW_LOGGING_FLAG);
1221 fw_log->is_enabled = 1;
1222 fw_log->addr_lo = cpu_to_le32(fw_log_gpu_addr & 0xFFFFFFFF);
1223 fw_log->addr_hi = cpu_to_le32(fw_log_gpu_addr >> 32);
1224 fw_log->size = cpu_to_le32(AMDGPU_VCNFW_LOG_SIZE);
1225
1226 log_buf->header_size = sizeof(struct amdgpu_vcn_fwlog);
1227 log_buf->buffer_size = AMDGPU_VCNFW_LOG_SIZE;
1228 log_buf->rptr = log_buf->header_size;
1229 log_buf->wptr = log_buf->header_size;
1230 log_buf->wrapped = 0;
1231 #endif
1232 }
1233
amdgpu_vcn_process_poison_irq(struct amdgpu_device * adev,struct amdgpu_irq_src * source,struct amdgpu_iv_entry * entry)1234 int amdgpu_vcn_process_poison_irq(struct amdgpu_device *adev,
1235 struct amdgpu_irq_src *source,
1236 struct amdgpu_iv_entry *entry)
1237 {
1238 struct ras_common_if *ras_if = adev->vcn.ras_if;
1239 struct ras_dispatch_if ih_data = {
1240 .entry = entry,
1241 };
1242
1243 if (!ras_if)
1244 return 0;
1245
1246 if (!amdgpu_sriov_vf(adev)) {
1247 ih_data.head = *ras_if;
1248 amdgpu_ras_interrupt_dispatch(adev, &ih_data);
1249 } else {
1250 if (adev->virt.ops && adev->virt.ops->ras_poison_handler)
1251 adev->virt.ops->ras_poison_handler(adev, ras_if->block);
1252 else
1253 dev_warn(adev->dev,
1254 "No ras_poison_handler interface in SRIOV for VCN!\n");
1255 }
1256
1257 return 0;
1258 }
1259
amdgpu_vcn_ras_late_init(struct amdgpu_device * adev,struct ras_common_if * ras_block)1260 int amdgpu_vcn_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
1261 {
1262 int r, i;
1263
1264 r = amdgpu_ras_block_late_init(adev, ras_block);
1265 if (r)
1266 return r;
1267
1268 if (amdgpu_ras_is_supported(adev, ras_block->block)) {
1269 for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
1270 if (adev->vcn.harvest_config & (1 << i) ||
1271 !adev->vcn.inst[i].ras_poison_irq.funcs)
1272 continue;
1273
1274 r = amdgpu_irq_get(adev, &adev->vcn.inst[i].ras_poison_irq, 0);
1275 if (r)
1276 goto late_fini;
1277 }
1278 }
1279 return 0;
1280
1281 late_fini:
1282 amdgpu_ras_block_late_fini(adev, ras_block);
1283 return r;
1284 }
1285
amdgpu_vcn_ras_sw_init(struct amdgpu_device * adev)1286 int amdgpu_vcn_ras_sw_init(struct amdgpu_device *adev)
1287 {
1288 int err;
1289 struct amdgpu_vcn_ras *ras;
1290
1291 if (!adev->vcn.ras)
1292 return 0;
1293
1294 ras = adev->vcn.ras;
1295 err = amdgpu_ras_register_ras_block(adev, &ras->ras_block);
1296 if (err) {
1297 dev_err(adev->dev, "Failed to register vcn ras block!\n");
1298 return err;
1299 }
1300
1301 strcpy(ras->ras_block.ras_comm.name, "vcn");
1302 ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__VCN;
1303 ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__POISON;
1304 adev->vcn.ras_if = &ras->ras_block.ras_comm;
1305
1306 if (!ras->ras_block.ras_late_init)
1307 ras->ras_block.ras_late_init = amdgpu_vcn_ras_late_init;
1308
1309 return 0;
1310 }
1311
amdgpu_vcn_psp_update_sram(struct amdgpu_device * adev,int inst_idx,enum AMDGPU_UCODE_ID ucode_id)1312 int amdgpu_vcn_psp_update_sram(struct amdgpu_device *adev, int inst_idx,
1313 enum AMDGPU_UCODE_ID ucode_id)
1314 {
1315 struct amdgpu_firmware_info ucode = {
1316 .ucode_id = (ucode_id ? ucode_id :
1317 (inst_idx ? AMDGPU_UCODE_ID_VCN1_RAM :
1318 AMDGPU_UCODE_ID_VCN0_RAM)),
1319 .mc_addr = adev->vcn.inst[inst_idx].dpg_sram_gpu_addr,
1320 .ucode_size = ((uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_curr_addr -
1321 (uintptr_t)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr),
1322 };
1323
1324 return psp_execute_ip_fw_load(&adev->psp, &ucode);
1325 }
1326
amdgpu_get_vcn_reset_mask(struct device * dev,struct device_attribute * attr,char * buf)1327 static ssize_t amdgpu_get_vcn_reset_mask(struct device *dev,
1328 struct device_attribute *attr,
1329 char *buf)
1330 {
1331 struct drm_device *ddev = dev_get_drvdata(dev);
1332 struct amdgpu_device *adev = drm_to_adev(ddev);
1333
1334 if (!adev)
1335 return -ENODEV;
1336
1337 return amdgpu_show_reset_mask(buf, adev->vcn.supported_reset);
1338 }
1339
1340 static DEVICE_ATTR(vcn_reset_mask, 0444,
1341 amdgpu_get_vcn_reset_mask, NULL);
1342
amdgpu_vcn_sysfs_reset_mask_init(struct amdgpu_device * adev)1343 int amdgpu_vcn_sysfs_reset_mask_init(struct amdgpu_device *adev)
1344 {
1345 int r = 0;
1346
1347 if (adev->vcn.num_vcn_inst) {
1348 r = device_create_file(adev->dev, &dev_attr_vcn_reset_mask);
1349 if (r)
1350 return r;
1351 }
1352
1353 return r;
1354 }
1355
amdgpu_vcn_sysfs_reset_mask_fini(struct amdgpu_device * adev)1356 void amdgpu_vcn_sysfs_reset_mask_fini(struct amdgpu_device *adev)
1357 {
1358 if (adev->dev->kobj.sd) {
1359 if (adev->vcn.num_vcn_inst)
1360 device_remove_file(adev->dev, &dev_attr_vcn_reset_mask);
1361 }
1362 }
1363
1364 /*
1365 * debugfs to enable/disable vcn job submission to specific core or
1366 * instance. It is created only if the queue type is unified.
1367 */
1368 #if defined(CONFIG_DEBUG_FS)
amdgpu_debugfs_vcn_sched_mask_set(void * data,u64 val)1369 static int amdgpu_debugfs_vcn_sched_mask_set(void *data, u64 val)
1370 {
1371 struct amdgpu_device *adev = (struct amdgpu_device *)data;
1372 u32 i;
1373 u64 mask;
1374 struct amdgpu_ring *ring;
1375
1376 if (!adev)
1377 return -ENODEV;
1378
1379 mask = (1ULL << adev->vcn.num_vcn_inst) - 1;
1380 if ((val & mask) == 0)
1381 return -EINVAL;
1382 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1383 ring = &adev->vcn.inst[i].ring_enc[0];
1384 if (val & (1ULL << i))
1385 ring->sched.ready = true;
1386 else
1387 ring->sched.ready = false;
1388 }
1389 /* publish sched.ready flag update effective immediately across smp */
1390 smp_rmb();
1391 return 0;
1392 }
1393
amdgpu_debugfs_vcn_sched_mask_get(void * data,u64 * val)1394 static int amdgpu_debugfs_vcn_sched_mask_get(void *data, u64 *val)
1395 {
1396 struct amdgpu_device *adev = (struct amdgpu_device *)data;
1397 u32 i;
1398 u64 mask = 0;
1399 struct amdgpu_ring *ring;
1400
1401 if (!adev)
1402 return -ENODEV;
1403 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1404 ring = &adev->vcn.inst[i].ring_enc[0];
1405 if (ring->sched.ready)
1406 mask |= 1ULL << i;
1407 }
1408 *val = mask;
1409 return 0;
1410 }
1411
1412 DEFINE_DEBUGFS_ATTRIBUTE(amdgpu_debugfs_vcn_sched_mask_fops,
1413 amdgpu_debugfs_vcn_sched_mask_get,
1414 amdgpu_debugfs_vcn_sched_mask_set, "%llx\n");
1415 #endif
1416
amdgpu_debugfs_vcn_sched_mask_init(struct amdgpu_device * adev)1417 void amdgpu_debugfs_vcn_sched_mask_init(struct amdgpu_device *adev)
1418 {
1419 #if defined(CONFIG_DEBUG_FS)
1420 struct drm_minor *minor = adev_to_drm(adev)->primary;
1421 struct dentry *root = minor->debugfs_root;
1422 char name[32];
1423
1424 if (adev->vcn.num_vcn_inst <= 1 || !adev->vcn.inst[0].using_unified_queue)
1425 return;
1426 sprintf(name, "amdgpu_vcn_sched_mask");
1427 debugfs_create_file(name, 0600, root, adev,
1428 &amdgpu_debugfs_vcn_sched_mask_fops);
1429 #endif
1430 }
1431
1432 /**
1433 * vcn_set_powergating_state - set VCN block powergating state
1434 *
1435 * @ip_block: amdgpu_ip_block pointer
1436 * @state: power gating state
1437 *
1438 * Set VCN block powergating state
1439 */
vcn_set_powergating_state(struct amdgpu_ip_block * ip_block,enum amd_powergating_state state)1440 int vcn_set_powergating_state(struct amdgpu_ip_block *ip_block,
1441 enum amd_powergating_state state)
1442 {
1443 struct amdgpu_device *adev = ip_block->adev;
1444 int ret = 0, i;
1445
1446 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
1447 struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i];
1448
1449 ret |= vinst->set_pg_state(vinst, state);
1450 }
1451
1452 return ret;
1453 }
1454