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 <linux/module.h>
26#include "amdgpu.h"
27#include "soc15_common.h"
28#include "soc21.h"
29#include "gc/gc_11_0_0_offset.h"
30#include "gc/gc_11_0_0_sh_mask.h"
31#include "gc/gc_11_0_0_default.h"
32#include "v11_structs.h"
33#include "mes_v11_api_def.h"
34
35MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes.bin");
36MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes_2.bin");
37MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes1.bin");
38MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes.bin");
39MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes_2.bin");
40MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes1.bin");
41MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes.bin");
42MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes_2.bin");
43MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes1.bin");
44MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes.bin");
45MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes_2.bin");
46MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes1.bin");
47MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes.bin");
48MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes_2.bin");
49MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes1.bin");
50MODULE_FIRMWARE("amdgpu/gc_11_5_0_mes_2.bin");
51MODULE_FIRMWARE("amdgpu/gc_11_5_0_mes1.bin");
52MODULE_FIRMWARE("amdgpu/gc_11_5_1_mes_2.bin");
53MODULE_FIRMWARE("amdgpu/gc_11_5_1_mes1.bin");
54
55
56static int mes_v11_0_hw_fini(void *handle);
57static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev);
58static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev);
59
60#define MES_EOP_SIZE 2048
61#define GFX_MES_DRAM_SIZE 0x80000
62
63static void mes_v11_0_ring_set_wptr(struct amdgpu_ring *ring)
64{
65 struct amdgpu_device *adev = ring->adev;
66
67 if (ring->use_doorbell) {
68 atomic64_set(v: (atomic64_t *)ring->wptr_cpu_addr,
69 i: ring->wptr);
70 WDOORBELL64(ring->doorbell_index, ring->wptr);
71 } else {
72 BUG();
73 }
74}
75
76static u64 mes_v11_0_ring_get_rptr(struct amdgpu_ring *ring)
77{
78 return *ring->rptr_cpu_addr;
79}
80
81static u64 mes_v11_0_ring_get_wptr(struct amdgpu_ring *ring)
82{
83 u64 wptr;
84
85 if (ring->use_doorbell)
86 wptr = atomic64_read(v: (atomic64_t *)ring->wptr_cpu_addr);
87 else
88 BUG();
89 return wptr;
90}
91
92static const struct amdgpu_ring_funcs mes_v11_0_ring_funcs = {
93 .type = AMDGPU_RING_TYPE_MES,
94 .align_mask = 1,
95 .nop = 0,
96 .support_64bit_ptrs = true,
97 .get_rptr = mes_v11_0_ring_get_rptr,
98 .get_wptr = mes_v11_0_ring_get_wptr,
99 .set_wptr = mes_v11_0_ring_set_wptr,
100 .insert_nop = amdgpu_ring_insert_nop,
101};
102
103static int mes_v11_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
104 void *pkt, int size,
105 int api_status_off)
106{
107 int ndw = size / 4;
108 signed long r;
109 union MESAPI__ADD_QUEUE *x_pkt = pkt;
110 struct MES_API_STATUS *api_status;
111 struct amdgpu_device *adev = mes->adev;
112 struct amdgpu_ring *ring = &mes->ring;
113 unsigned long flags;
114 signed long timeout = adev->usec_timeout;
115
116 if (amdgpu_emu_mode) {
117 timeout *= 100;
118 } else if (amdgpu_sriov_vf(adev)) {
119 /* Worst case in sriov where all other 15 VF timeout, each VF needs about 600ms */
120 timeout = 15 * 600 * 1000;
121 }
122 BUG_ON(size % 4 != 0);
123
124 spin_lock_irqsave(&mes->ring_lock, flags);
125 if (amdgpu_ring_alloc(ring, ndw)) {
126 spin_unlock_irqrestore(lock: &mes->ring_lock, flags);
127 return -ENOMEM;
128 }
129
130 api_status = (struct MES_API_STATUS *)((char *)pkt + api_status_off);
131 api_status->api_completion_fence_addr = mes->ring.fence_drv.gpu_addr;
132 api_status->api_completion_fence_value = ++mes->ring.fence_drv.sync_seq;
133
134 amdgpu_ring_write_multiple(ring, src: pkt, count_dw: ndw);
135 amdgpu_ring_commit(ring);
136 spin_unlock_irqrestore(lock: &mes->ring_lock, flags);
137
138 DRM_DEBUG("MES msg=%d was emitted\n", x_pkt->header.opcode);
139
140 r = amdgpu_fence_wait_polling(ring, wait_seq: ring->fence_drv.sync_seq,
141 timeout);
142 if (r < 1) {
143 DRM_ERROR("MES failed to response msg=%d\n",
144 x_pkt->header.opcode);
145
146 while (halt_if_hws_hang)
147 schedule();
148
149 return -ETIMEDOUT;
150 }
151
152 return 0;
153}
154
155static int convert_to_mes_queue_type(int queue_type)
156{
157 if (queue_type == AMDGPU_RING_TYPE_GFX)
158 return MES_QUEUE_TYPE_GFX;
159 else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
160 return MES_QUEUE_TYPE_COMPUTE;
161 else if (queue_type == AMDGPU_RING_TYPE_SDMA)
162 return MES_QUEUE_TYPE_SDMA;
163 else
164 BUG();
165 return -1;
166}
167
168static int mes_v11_0_add_hw_queue(struct amdgpu_mes *mes,
169 struct mes_add_queue_input *input)
170{
171 struct amdgpu_device *adev = mes->adev;
172 union MESAPI__ADD_QUEUE mes_add_queue_pkt;
173 struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
174 uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
175
176 memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
177
178 mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
179 mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
180 mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
181
182 mes_add_queue_pkt.process_id = input->process_id;
183 mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
184 mes_add_queue_pkt.process_va_start = input->process_va_start;
185 mes_add_queue_pkt.process_va_end = input->process_va_end;
186 mes_add_queue_pkt.process_quantum = input->process_quantum;
187 mes_add_queue_pkt.process_context_addr = input->process_context_addr;
188 mes_add_queue_pkt.gang_quantum = input->gang_quantum;
189 mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
190 mes_add_queue_pkt.inprocess_gang_priority =
191 input->inprocess_gang_priority;
192 mes_add_queue_pkt.gang_global_priority_level =
193 input->gang_global_priority_level;
194 mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
195 mes_add_queue_pkt.mqd_addr = input->mqd_addr;
196
197 if (((adev->mes.sched_version & AMDGPU_MES_API_VERSION_MASK) >>
198 AMDGPU_MES_API_VERSION_SHIFT) >= 2)
199 mes_add_queue_pkt.wptr_addr = input->wptr_mc_addr;
200 else
201 mes_add_queue_pkt.wptr_addr = input->wptr_addr;
202
203 mes_add_queue_pkt.queue_type =
204 convert_to_mes_queue_type(queue_type: input->queue_type);
205 mes_add_queue_pkt.paging = input->paging;
206 mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
207 mes_add_queue_pkt.gws_base = input->gws_base;
208 mes_add_queue_pkt.gws_size = input->gws_size;
209 mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
210 mes_add_queue_pkt.tma_addr = input->tma_addr;
211 mes_add_queue_pkt.trap_en = input->trap_en;
212 mes_add_queue_pkt.skip_process_ctx_clear = input->skip_process_ctx_clear;
213 mes_add_queue_pkt.is_kfd_process = input->is_kfd_process;
214
215 /* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
216 mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
217 mes_add_queue_pkt.gds_size = input->queue_size;
218
219 mes_add_queue_pkt.exclusively_scheduled = input->exclusively_scheduled;
220
221 return mes_v11_0_submit_pkt_and_poll_completion(mes,
222 pkt: &mes_add_queue_pkt, size: sizeof(mes_add_queue_pkt),
223 offsetof(union MESAPI__ADD_QUEUE, api_status));
224}
225
226static int mes_v11_0_remove_hw_queue(struct amdgpu_mes *mes,
227 struct mes_remove_queue_input *input)
228{
229 union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
230
231 memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
232
233 mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
234 mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
235 mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
236
237 mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
238 mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
239
240 return mes_v11_0_submit_pkt_and_poll_completion(mes,
241 pkt: &mes_remove_queue_pkt, size: sizeof(mes_remove_queue_pkt),
242 offsetof(union MESAPI__REMOVE_QUEUE, api_status));
243}
244
245static int mes_v11_0_unmap_legacy_queue(struct amdgpu_mes *mes,
246 struct mes_unmap_legacy_queue_input *input)
247{
248 union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
249
250 memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
251
252 mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
253 mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
254 mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
255
256 mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
257 mes_remove_queue_pkt.gang_context_addr = 0;
258
259 mes_remove_queue_pkt.pipe_id = input->pipe_id;
260 mes_remove_queue_pkt.queue_id = input->queue_id;
261
262 if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
263 mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
264 mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
265 mes_remove_queue_pkt.tf_data =
266 lower_32_bits(input->trail_fence_data);
267 } else {
268 mes_remove_queue_pkt.unmap_legacy_queue = 1;
269 mes_remove_queue_pkt.queue_type =
270 convert_to_mes_queue_type(queue_type: input->queue_type);
271 }
272
273 return mes_v11_0_submit_pkt_and_poll_completion(mes,
274 pkt: &mes_remove_queue_pkt, size: sizeof(mes_remove_queue_pkt),
275 offsetof(union MESAPI__REMOVE_QUEUE, api_status));
276}
277
278static int mes_v11_0_suspend_gang(struct amdgpu_mes *mes,
279 struct mes_suspend_gang_input *input)
280{
281 return 0;
282}
283
284static int mes_v11_0_resume_gang(struct amdgpu_mes *mes,
285 struct mes_resume_gang_input *input)
286{
287 return 0;
288}
289
290static int mes_v11_0_query_sched_status(struct amdgpu_mes *mes)
291{
292 union MESAPI__QUERY_MES_STATUS mes_status_pkt;
293
294 memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
295
296 mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
297 mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
298 mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
299
300 return mes_v11_0_submit_pkt_and_poll_completion(mes,
301 pkt: &mes_status_pkt, size: sizeof(mes_status_pkt),
302 offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
303}
304
305static int mes_v11_0_misc_op(struct amdgpu_mes *mes,
306 struct mes_misc_op_input *input)
307{
308 union MESAPI__MISC misc_pkt;
309
310 memset(&misc_pkt, 0, sizeof(misc_pkt));
311
312 misc_pkt.header.type = MES_API_TYPE_SCHEDULER;
313 misc_pkt.header.opcode = MES_SCH_API_MISC;
314 misc_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
315
316 switch (input->op) {
317 case MES_MISC_OP_READ_REG:
318 misc_pkt.opcode = MESAPI_MISC__READ_REG;
319 misc_pkt.read_reg.reg_offset = input->read_reg.reg_offset;
320 misc_pkt.read_reg.buffer_addr = input->read_reg.buffer_addr;
321 break;
322 case MES_MISC_OP_WRITE_REG:
323 misc_pkt.opcode = MESAPI_MISC__WRITE_REG;
324 misc_pkt.write_reg.reg_offset = input->write_reg.reg_offset;
325 misc_pkt.write_reg.reg_value = input->write_reg.reg_value;
326 break;
327 case MES_MISC_OP_WRM_REG_WAIT:
328 misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
329 misc_pkt.wait_reg_mem.op = WRM_OPERATION__WAIT_REG_MEM;
330 misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
331 misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
332 misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
333 misc_pkt.wait_reg_mem.reg_offset2 = 0;
334 break;
335 case MES_MISC_OP_WRM_REG_WR_WAIT:
336 misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
337 misc_pkt.wait_reg_mem.op = WRM_OPERATION__WR_WAIT_WR_REG;
338 misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
339 misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
340 misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
341 misc_pkt.wait_reg_mem.reg_offset2 = input->wrm_reg.reg1;
342 break;
343 case MES_MISC_OP_SET_SHADER_DEBUGGER:
344 misc_pkt.opcode = MESAPI_MISC__SET_SHADER_DEBUGGER;
345 misc_pkt.set_shader_debugger.process_context_addr =
346 input->set_shader_debugger.process_context_addr;
347 misc_pkt.set_shader_debugger.flags.u32all =
348 input->set_shader_debugger.flags.u32all;
349 misc_pkt.set_shader_debugger.spi_gdbg_per_vmid_cntl =
350 input->set_shader_debugger.spi_gdbg_per_vmid_cntl;
351 memcpy(misc_pkt.set_shader_debugger.tcp_watch_cntl,
352 input->set_shader_debugger.tcp_watch_cntl,
353 sizeof(misc_pkt.set_shader_debugger.tcp_watch_cntl));
354 misc_pkt.set_shader_debugger.trap_en = input->set_shader_debugger.trap_en;
355 break;
356 default:
357 DRM_ERROR("unsupported misc op (%d) \n", input->op);
358 return -EINVAL;
359 }
360
361 return mes_v11_0_submit_pkt_and_poll_completion(mes,
362 pkt: &misc_pkt, size: sizeof(misc_pkt),
363 offsetof(union MESAPI__MISC, api_status));
364}
365
366static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes)
367{
368 int i;
369 struct amdgpu_device *adev = mes->adev;
370 union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
371
372 memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
373
374 mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
375 mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
376 mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
377
378 mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
379 mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
380 mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
381 mes_set_hw_res_pkt.paging_vmid = 0;
382 mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr = mes->sch_ctx_gpu_addr;
383 mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
384 mes->query_status_fence_gpu_addr;
385
386 for (i = 0; i < MAX_COMPUTE_PIPES; i++)
387 mes_set_hw_res_pkt.compute_hqd_mask[i] =
388 mes->compute_hqd_mask[i];
389
390 for (i = 0; i < MAX_GFX_PIPES; i++)
391 mes_set_hw_res_pkt.gfx_hqd_mask[i] = mes->gfx_hqd_mask[i];
392
393 for (i = 0; i < MAX_SDMA_PIPES; i++)
394 mes_set_hw_res_pkt.sdma_hqd_mask[i] = mes->sdma_hqd_mask[i];
395
396 for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
397 mes_set_hw_res_pkt.aggregated_doorbells[i] =
398 mes->aggregated_doorbells[i];
399
400 for (i = 0; i < 5; i++) {
401 mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
402 mes_set_hw_res_pkt.mmhub_base[i] =
403 adev->reg_offset[MMHUB_HWIP][0][i];
404 mes_set_hw_res_pkt.osssys_base[i] =
405 adev->reg_offset[OSSSYS_HWIP][0][i];
406 }
407
408 mes_set_hw_res_pkt.disable_reset = 1;
409 mes_set_hw_res_pkt.disable_mes_log = 1;
410 mes_set_hw_res_pkt.use_different_vmid_compute = 1;
411 mes_set_hw_res_pkt.enable_reg_active_poll = 1;
412 mes_set_hw_res_pkt.enable_level_process_quantum_check = 1;
413 mes_set_hw_res_pkt.oversubscription_timer = 50;
414 if (amdgpu_mes_log_enable) {
415 mes_set_hw_res_pkt.enable_mes_event_int_logging = 1;
416 mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr =
417 mes->event_log_gpu_addr;
418 }
419
420 return mes_v11_0_submit_pkt_and_poll_completion(mes,
421 pkt: &mes_set_hw_res_pkt, size: sizeof(mes_set_hw_res_pkt),
422 offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
423}
424
425static const struct amdgpu_mes_funcs mes_v11_0_funcs = {
426 .add_hw_queue = mes_v11_0_add_hw_queue,
427 .remove_hw_queue = mes_v11_0_remove_hw_queue,
428 .unmap_legacy_queue = mes_v11_0_unmap_legacy_queue,
429 .suspend_gang = mes_v11_0_suspend_gang,
430 .resume_gang = mes_v11_0_resume_gang,
431 .misc_op = mes_v11_0_misc_op,
432};
433
434static int mes_v11_0_allocate_ucode_buffer(struct amdgpu_device *adev,
435 enum admgpu_mes_pipe pipe)
436{
437 int r;
438 const struct mes_firmware_header_v1_0 *mes_hdr;
439 const __le32 *fw_data;
440 unsigned fw_size;
441
442 mes_hdr = (const struct mes_firmware_header_v1_0 *)
443 adev->mes.fw[pipe]->data;
444
445 fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
446 le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
447 fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
448
449 r = amdgpu_bo_create_reserved(adev, size: fw_size,
450 PAGE_SIZE,
451 AMDGPU_GEM_DOMAIN_VRAM |
452 AMDGPU_GEM_DOMAIN_GTT,
453 bo_ptr: &adev->mes.ucode_fw_obj[pipe],
454 gpu_addr: &adev->mes.ucode_fw_gpu_addr[pipe],
455 cpu_addr: (void **)&adev->mes.ucode_fw_ptr[pipe]);
456 if (r) {
457 dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
458 return r;
459 }
460
461 memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
462
463 amdgpu_bo_kunmap(bo: adev->mes.ucode_fw_obj[pipe]);
464 amdgpu_bo_unreserve(bo: adev->mes.ucode_fw_obj[pipe]);
465
466 return 0;
467}
468
469static int mes_v11_0_allocate_ucode_data_buffer(struct amdgpu_device *adev,
470 enum admgpu_mes_pipe pipe)
471{
472 int r;
473 const struct mes_firmware_header_v1_0 *mes_hdr;
474 const __le32 *fw_data;
475 unsigned fw_size;
476
477 mes_hdr = (const struct mes_firmware_header_v1_0 *)
478 adev->mes.fw[pipe]->data;
479
480 fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
481 le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
482 fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
483
484 if (fw_size > GFX_MES_DRAM_SIZE) {
485 dev_err(adev->dev, "PIPE%d ucode data fw size (%d) is greater than dram size (%d)\n",
486 pipe, fw_size, GFX_MES_DRAM_SIZE);
487 return -EINVAL;
488 }
489
490 r = amdgpu_bo_create_reserved(adev, GFX_MES_DRAM_SIZE,
491 align: 64 * 1024,
492 AMDGPU_GEM_DOMAIN_VRAM |
493 AMDGPU_GEM_DOMAIN_GTT,
494 bo_ptr: &adev->mes.data_fw_obj[pipe],
495 gpu_addr: &adev->mes.data_fw_gpu_addr[pipe],
496 cpu_addr: (void **)&adev->mes.data_fw_ptr[pipe]);
497 if (r) {
498 dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
499 return r;
500 }
501
502 memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
503
504 amdgpu_bo_kunmap(bo: adev->mes.data_fw_obj[pipe]);
505 amdgpu_bo_unreserve(bo: adev->mes.data_fw_obj[pipe]);
506
507 return 0;
508}
509
510static void mes_v11_0_free_ucode_buffers(struct amdgpu_device *adev,
511 enum admgpu_mes_pipe pipe)
512{
513 amdgpu_bo_free_kernel(bo: &adev->mes.data_fw_obj[pipe],
514 gpu_addr: &adev->mes.data_fw_gpu_addr[pipe],
515 cpu_addr: (void **)&adev->mes.data_fw_ptr[pipe]);
516
517 amdgpu_bo_free_kernel(bo: &adev->mes.ucode_fw_obj[pipe],
518 gpu_addr: &adev->mes.ucode_fw_gpu_addr[pipe],
519 cpu_addr: (void **)&adev->mes.ucode_fw_ptr[pipe]);
520}
521
522static void mes_v11_0_enable(struct amdgpu_device *adev, bool enable)
523{
524 uint64_t ucode_addr;
525 uint32_t pipe, data = 0;
526
527 if (enable) {
528 data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
529 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
530 data = REG_SET_FIELD(data, CP_MES_CNTL,
531 MES_PIPE1_RESET, adev->enable_mes_kiq ? 1 : 0);
532 WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
533
534 mutex_lock(&adev->srbm_mutex);
535 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
536 if (!adev->enable_mes_kiq &&
537 pipe == AMDGPU_MES_KIQ_PIPE)
538 continue;
539
540 soc21_grbm_select(adev, me: 3, pipe, queue: 0, vmid: 0);
541
542 ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
543 WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
544 lower_32_bits(ucode_addr));
545 WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
546 upper_32_bits(ucode_addr));
547 }
548 soc21_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
549 mutex_unlock(lock: &adev->srbm_mutex);
550
551 /* unhalt MES and activate pipe0 */
552 data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
553 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE,
554 adev->enable_mes_kiq ? 1 : 0);
555 WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
556
557 if (amdgpu_emu_mode)
558 msleep(msecs: 100);
559 else
560 udelay(50);
561 } else {
562 data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
563 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
564 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
565 data = REG_SET_FIELD(data, CP_MES_CNTL,
566 MES_INVALIDATE_ICACHE, 1);
567 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
568 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
569 adev->enable_mes_kiq ? 1 : 0);
570 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
571 WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
572 }
573}
574
575/* This function is for backdoor MES firmware */
576static int mes_v11_0_load_microcode(struct amdgpu_device *adev,
577 enum admgpu_mes_pipe pipe, bool prime_icache)
578{
579 int r;
580 uint32_t data;
581 uint64_t ucode_addr;
582
583 mes_v11_0_enable(adev, enable: false);
584
585 if (!adev->mes.fw[pipe])
586 return -EINVAL;
587
588 r = mes_v11_0_allocate_ucode_buffer(adev, pipe);
589 if (r)
590 return r;
591
592 r = mes_v11_0_allocate_ucode_data_buffer(adev, pipe);
593 if (r) {
594 mes_v11_0_free_ucode_buffers(adev, pipe);
595 return r;
596 }
597
598 mutex_lock(&adev->srbm_mutex);
599 /* me=3, pipe=0, queue=0 */
600 soc21_grbm_select(adev, me: 3, pipe, queue: 0, vmid: 0);
601
602 WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_CNTL, 0);
603
604 /* set ucode start address */
605 ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
606 WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
607 lower_32_bits(ucode_addr));
608 WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
609 upper_32_bits(ucode_addr));
610
611 /* set ucode fimrware address */
612 WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_LO,
613 lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
614 WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_HI,
615 upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
616
617 /* set ucode instruction cache boundary to 2M-1 */
618 WREG32_SOC15(GC, 0, regCP_MES_MIBOUND_LO, 0x1FFFFF);
619
620 /* set ucode data firmware address */
621 WREG32_SOC15(GC, 0, regCP_MES_MDBASE_LO,
622 lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
623 WREG32_SOC15(GC, 0, regCP_MES_MDBASE_HI,
624 upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
625
626 /* Set 0x7FFFF (512K-1) to CP_MES_MDBOUND_LO */
627 WREG32_SOC15(GC, 0, regCP_MES_MDBOUND_LO, 0x7FFFF);
628
629 if (prime_icache) {
630 /* invalidate ICACHE */
631 data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
632 data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
633 data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
634 WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
635
636 /* prime the ICACHE. */
637 data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
638 data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
639 WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
640 }
641
642 soc21_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
643 mutex_unlock(lock: &adev->srbm_mutex);
644
645 return 0;
646}
647
648static int mes_v11_0_allocate_eop_buf(struct amdgpu_device *adev,
649 enum admgpu_mes_pipe pipe)
650{
651 int r;
652 u32 *eop;
653
654 r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
655 AMDGPU_GEM_DOMAIN_GTT,
656 bo_ptr: &adev->mes.eop_gpu_obj[pipe],
657 gpu_addr: &adev->mes.eop_gpu_addr[pipe],
658 cpu_addr: (void **)&eop);
659 if (r) {
660 dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
661 return r;
662 }
663
664 memset(eop, 0,
665 adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
666
667 amdgpu_bo_kunmap(bo: adev->mes.eop_gpu_obj[pipe]);
668 amdgpu_bo_unreserve(bo: adev->mes.eop_gpu_obj[pipe]);
669
670 return 0;
671}
672
673static int mes_v11_0_mqd_init(struct amdgpu_ring *ring)
674{
675 struct v11_compute_mqd *mqd = ring->mqd_ptr;
676 uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
677 uint32_t tmp;
678
679 memset(mqd, 0, sizeof(*mqd));
680
681 mqd->header = 0xC0310800;
682 mqd->compute_pipelinestat_enable = 0x00000001;
683 mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
684 mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
685 mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
686 mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
687 mqd->compute_misc_reserved = 0x00000007;
688
689 eop_base_addr = ring->eop_gpu_addr >> 8;
690
691 /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
692 tmp = regCP_HQD_EOP_CONTROL_DEFAULT;
693 tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
694 (order_base_2(MES_EOP_SIZE / 4) - 1));
695
696 mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
697 mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
698 mqd->cp_hqd_eop_control = tmp;
699
700 /* disable the queue if it's active */
701 ring->wptr = 0;
702 mqd->cp_hqd_pq_rptr = 0;
703 mqd->cp_hqd_pq_wptr_lo = 0;
704 mqd->cp_hqd_pq_wptr_hi = 0;
705
706 /* set the pointer to the MQD */
707 mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
708 mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
709
710 /* set MQD vmid to 0 */
711 tmp = regCP_MQD_CONTROL_DEFAULT;
712 tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
713 mqd->cp_mqd_control = tmp;
714
715 /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
716 hqd_gpu_addr = ring->gpu_addr >> 8;
717 mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
718 mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
719
720 /* set the wb address whether it's enabled or not */
721 wb_gpu_addr = ring->rptr_gpu_addr;
722 mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
723 mqd->cp_hqd_pq_rptr_report_addr_hi =
724 upper_32_bits(wb_gpu_addr) & 0xffff;
725
726 /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
727 wb_gpu_addr = ring->wptr_gpu_addr;
728 mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
729 mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
730
731 /* set up the HQD, this is similar to CP_RB0_CNTL */
732 tmp = regCP_HQD_PQ_CONTROL_DEFAULT;
733 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
734 (order_base_2(ring->ring_size / 4) - 1));
735 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
736 ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
737 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
738 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
739 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
740 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
741 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
742 mqd->cp_hqd_pq_control = tmp;
743
744 /* enable doorbell */
745 tmp = 0;
746 if (ring->use_doorbell) {
747 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
748 DOORBELL_OFFSET, ring->doorbell_index);
749 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
750 DOORBELL_EN, 1);
751 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
752 DOORBELL_SOURCE, 0);
753 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
754 DOORBELL_HIT, 0);
755 } else
756 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
757 DOORBELL_EN, 0);
758 mqd->cp_hqd_pq_doorbell_control = tmp;
759
760 mqd->cp_hqd_vmid = 0;
761 /* activate the queue */
762 mqd->cp_hqd_active = 1;
763
764 tmp = regCP_HQD_PERSISTENT_STATE_DEFAULT;
765 tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE,
766 PRELOAD_SIZE, 0x55);
767 mqd->cp_hqd_persistent_state = tmp;
768
769 mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_DEFAULT;
770 mqd->cp_hqd_iq_timer = regCP_HQD_IQ_TIMER_DEFAULT;
771 mqd->cp_hqd_quantum = regCP_HQD_QUANTUM_DEFAULT;
772
773 amdgpu_device_flush_hdp(adev: ring->adev, NULL);
774 return 0;
775}
776
777static void mes_v11_0_queue_init_register(struct amdgpu_ring *ring)
778{
779 struct v11_compute_mqd *mqd = ring->mqd_ptr;
780 struct amdgpu_device *adev = ring->adev;
781 uint32_t data = 0;
782
783 mutex_lock(&adev->srbm_mutex);
784 soc21_grbm_select(adev, me: 3, pipe: ring->pipe, queue: 0, vmid: 0);
785
786 /* set CP_HQD_VMID.VMID = 0. */
787 data = RREG32_SOC15(GC, 0, regCP_HQD_VMID);
788 data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
789 WREG32_SOC15(GC, 0, regCP_HQD_VMID, data);
790
791 /* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
792 data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
793 data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
794 DOORBELL_EN, 0);
795 WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
796
797 /* set CP_MQD_BASE_ADDR/HI with the MQD base address */
798 WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
799 WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
800
801 /* set CP_MQD_CONTROL.VMID=0 */
802 data = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
803 data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
804 WREG32_SOC15(GC, 0, regCP_MQD_CONTROL, 0);
805
806 /* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
807 WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
808 WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
809
810 /* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
811 WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
812 mqd->cp_hqd_pq_rptr_report_addr_lo);
813 WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
814 mqd->cp_hqd_pq_rptr_report_addr_hi);
815
816 /* set CP_HQD_PQ_CONTROL */
817 WREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
818
819 /* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
820 WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
821 mqd->cp_hqd_pq_wptr_poll_addr_lo);
822 WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
823 mqd->cp_hqd_pq_wptr_poll_addr_hi);
824
825 /* set CP_HQD_PQ_DOORBELL_CONTROL */
826 WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
827 mqd->cp_hqd_pq_doorbell_control);
828
829 /* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
830 WREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
831
832 /* set CP_HQD_ACTIVE.ACTIVE=1 */
833 WREG32_SOC15(GC, 0, regCP_HQD_ACTIVE, mqd->cp_hqd_active);
834
835 soc21_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
836 mutex_unlock(lock: &adev->srbm_mutex);
837}
838
839static int mes_v11_0_kiq_enable_queue(struct amdgpu_device *adev)
840{
841 struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
842 struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[0].ring;
843 int r;
844
845 if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
846 return -EINVAL;
847
848 r = amdgpu_ring_alloc(ring: kiq_ring, ndw: kiq->pmf->map_queues_size);
849 if (r) {
850 DRM_ERROR("Failed to lock KIQ (%d).\n", r);
851 return r;
852 }
853
854 kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring);
855
856 return amdgpu_ring_test_helper(ring: kiq_ring);
857}
858
859static int mes_v11_0_queue_init(struct amdgpu_device *adev,
860 enum admgpu_mes_pipe pipe)
861{
862 struct amdgpu_ring *ring;
863 int r;
864
865 if (pipe == AMDGPU_MES_KIQ_PIPE)
866 ring = &adev->gfx.kiq[0].ring;
867 else if (pipe == AMDGPU_MES_SCHED_PIPE)
868 ring = &adev->mes.ring;
869 else
870 BUG();
871
872 if ((pipe == AMDGPU_MES_SCHED_PIPE) &&
873 (amdgpu_in_reset(adev) || adev->in_suspend)) {
874 *(ring->wptr_cpu_addr) = 0;
875 *(ring->rptr_cpu_addr) = 0;
876 amdgpu_ring_clear_ring(ring);
877 }
878
879 r = mes_v11_0_mqd_init(ring);
880 if (r)
881 return r;
882
883 if (pipe == AMDGPU_MES_SCHED_PIPE) {
884 r = mes_v11_0_kiq_enable_queue(adev);
885 if (r)
886 return r;
887 } else {
888 mes_v11_0_queue_init_register(ring);
889 }
890
891 /* get MES scheduler/KIQ versions */
892 mutex_lock(&adev->srbm_mutex);
893 soc21_grbm_select(adev, me: 3, pipe, queue: 0, vmid: 0);
894
895 if (pipe == AMDGPU_MES_SCHED_PIPE)
896 adev->mes.sched_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
897 else if (pipe == AMDGPU_MES_KIQ_PIPE && adev->enable_mes_kiq)
898 adev->mes.kiq_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
899
900 soc21_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
901 mutex_unlock(lock: &adev->srbm_mutex);
902
903 return 0;
904}
905
906static int mes_v11_0_ring_init(struct amdgpu_device *adev)
907{
908 struct amdgpu_ring *ring;
909
910 ring = &adev->mes.ring;
911
912 ring->funcs = &mes_v11_0_ring_funcs;
913
914 ring->me = 3;
915 ring->pipe = 0;
916 ring->queue = 0;
917
918 ring->ring_obj = NULL;
919 ring->use_doorbell = true;
920 ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
921 ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_SCHED_PIPE];
922 ring->no_scheduler = true;
923 sprintf(buf: ring->name, fmt: "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
924
925 return amdgpu_ring_init(adev, ring, max_dw: 1024, NULL, irq_type: 0,
926 hw_prio: AMDGPU_RING_PRIO_DEFAULT, NULL);
927}
928
929static int mes_v11_0_kiq_ring_init(struct amdgpu_device *adev)
930{
931 struct amdgpu_ring *ring;
932
933 spin_lock_init(&adev->gfx.kiq[0].ring_lock);
934
935 ring = &adev->gfx.kiq[0].ring;
936
937 ring->me = 3;
938 ring->pipe = 1;
939 ring->queue = 0;
940
941 ring->adev = NULL;
942 ring->ring_obj = NULL;
943 ring->use_doorbell = true;
944 ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
945 ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
946 ring->no_scheduler = true;
947 sprintf(buf: ring->name, fmt: "mes_kiq_%d.%d.%d",
948 ring->me, ring->pipe, ring->queue);
949
950 return amdgpu_ring_init(adev, ring, max_dw: 1024, NULL, irq_type: 0,
951 hw_prio: AMDGPU_RING_PRIO_DEFAULT, NULL);
952}
953
954static int mes_v11_0_mqd_sw_init(struct amdgpu_device *adev,
955 enum admgpu_mes_pipe pipe)
956{
957 int r, mqd_size = sizeof(struct v11_compute_mqd);
958 struct amdgpu_ring *ring;
959
960 if (pipe == AMDGPU_MES_KIQ_PIPE)
961 ring = &adev->gfx.kiq[0].ring;
962 else if (pipe == AMDGPU_MES_SCHED_PIPE)
963 ring = &adev->mes.ring;
964 else
965 BUG();
966
967 if (ring->mqd_obj)
968 return 0;
969
970 r = amdgpu_bo_create_kernel(adev, size: mqd_size, PAGE_SIZE,
971 AMDGPU_GEM_DOMAIN_VRAM |
972 AMDGPU_GEM_DOMAIN_GTT, bo_ptr: &ring->mqd_obj,
973 gpu_addr: &ring->mqd_gpu_addr, cpu_addr: &ring->mqd_ptr);
974 if (r) {
975 dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
976 return r;
977 }
978
979 memset(ring->mqd_ptr, 0, mqd_size);
980
981 /* prepare MQD backup */
982 adev->mes.mqd_backup[pipe] = kmalloc(size: mqd_size, GFP_KERNEL);
983 if (!adev->mes.mqd_backup[pipe]) {
984 dev_warn(adev->dev,
985 "no memory to create MQD backup for ring %s\n",
986 ring->name);
987 return -ENOMEM;
988 }
989
990 return 0;
991}
992
993static int mes_v11_0_sw_init(void *handle)
994{
995 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
996 int pipe, r;
997
998 adev->mes.funcs = &mes_v11_0_funcs;
999 adev->mes.kiq_hw_init = &mes_v11_0_kiq_hw_init;
1000 adev->mes.kiq_hw_fini = &mes_v11_0_kiq_hw_fini;
1001
1002 r = amdgpu_mes_init(adev);
1003 if (r)
1004 return r;
1005
1006 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1007 if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1008 continue;
1009
1010 r = mes_v11_0_allocate_eop_buf(adev, pipe);
1011 if (r)
1012 return r;
1013
1014 r = mes_v11_0_mqd_sw_init(adev, pipe);
1015 if (r)
1016 return r;
1017 }
1018
1019 if (adev->enable_mes_kiq) {
1020 r = mes_v11_0_kiq_ring_init(adev);
1021 if (r)
1022 return r;
1023 }
1024
1025 r = mes_v11_0_ring_init(adev);
1026 if (r)
1027 return r;
1028
1029 return 0;
1030}
1031
1032static int mes_v11_0_sw_fini(void *handle)
1033{
1034 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1035 int pipe;
1036
1037 amdgpu_device_wb_free(adev, wb: adev->mes.sch_ctx_offs);
1038 amdgpu_device_wb_free(adev, wb: adev->mes.query_status_fence_offs);
1039
1040 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1041 kfree(objp: adev->mes.mqd_backup[pipe]);
1042
1043 amdgpu_bo_free_kernel(bo: &adev->mes.eop_gpu_obj[pipe],
1044 gpu_addr: &adev->mes.eop_gpu_addr[pipe],
1045 NULL);
1046 amdgpu_ucode_release(fw: &adev->mes.fw[pipe]);
1047 }
1048
1049 amdgpu_bo_free_kernel(bo: &adev->gfx.kiq[0].ring.mqd_obj,
1050 gpu_addr: &adev->gfx.kiq[0].ring.mqd_gpu_addr,
1051 cpu_addr: &adev->gfx.kiq[0].ring.mqd_ptr);
1052
1053 amdgpu_bo_free_kernel(bo: &adev->mes.ring.mqd_obj,
1054 gpu_addr: &adev->mes.ring.mqd_gpu_addr,
1055 cpu_addr: &adev->mes.ring.mqd_ptr);
1056
1057 amdgpu_ring_fini(ring: &adev->gfx.kiq[0].ring);
1058 amdgpu_ring_fini(ring: &adev->mes.ring);
1059
1060 if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1061 mes_v11_0_free_ucode_buffers(adev, pipe: AMDGPU_MES_KIQ_PIPE);
1062 mes_v11_0_free_ucode_buffers(adev, pipe: AMDGPU_MES_SCHED_PIPE);
1063 }
1064
1065 amdgpu_mes_fini(adev);
1066 return 0;
1067}
1068
1069static void mes_v11_0_kiq_dequeue(struct amdgpu_ring *ring)
1070{
1071 uint32_t data;
1072 int i;
1073 struct amdgpu_device *adev = ring->adev;
1074
1075 mutex_lock(&adev->srbm_mutex);
1076 soc21_grbm_select(adev, me: 3, pipe: ring->pipe, queue: 0, vmid: 0);
1077
1078 /* disable the queue if it's active */
1079 if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
1080 WREG32_SOC15(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
1081 for (i = 0; i < adev->usec_timeout; i++) {
1082 if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
1083 break;
1084 udelay(1);
1085 }
1086 }
1087 data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
1088 data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1089 DOORBELL_EN, 0);
1090 data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1091 DOORBELL_HIT, 1);
1092 WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
1093
1094 WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0);
1095
1096 WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_LO, 0);
1097 WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_HI, 0);
1098 WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR, 0);
1099
1100 soc21_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
1101 mutex_unlock(lock: &adev->srbm_mutex);
1102}
1103
1104static void mes_v11_0_kiq_setting(struct amdgpu_ring *ring)
1105{
1106 uint32_t tmp;
1107 struct amdgpu_device *adev = ring->adev;
1108
1109 /* tell RLC which is KIQ queue */
1110 tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1111 tmp &= 0xffffff00;
1112 tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1113 WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1114 tmp |= 0x80;
1115 WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1116}
1117
1118static void mes_v11_0_kiq_clear(struct amdgpu_device *adev)
1119{
1120 uint32_t tmp;
1121
1122 /* tell RLC which is KIQ dequeue */
1123 tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1124 tmp &= ~RLC_CP_SCHEDULERS__scheduler0_MASK;
1125 WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1126}
1127
1128static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev)
1129{
1130 int r = 0;
1131
1132 if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1133
1134 r = mes_v11_0_load_microcode(adev, pipe: AMDGPU_MES_SCHED_PIPE, prime_icache: false);
1135 if (r) {
1136 DRM_ERROR("failed to load MES fw, r=%d\n", r);
1137 return r;
1138 }
1139
1140 r = mes_v11_0_load_microcode(adev, pipe: AMDGPU_MES_KIQ_PIPE, prime_icache: true);
1141 if (r) {
1142 DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
1143 return r;
1144 }
1145
1146 }
1147
1148 mes_v11_0_enable(adev, enable: true);
1149
1150 mes_v11_0_kiq_setting(ring: &adev->gfx.kiq[0].ring);
1151
1152 r = mes_v11_0_queue_init(adev, pipe: AMDGPU_MES_KIQ_PIPE);
1153 if (r)
1154 goto failure;
1155
1156 return r;
1157
1158failure:
1159 mes_v11_0_hw_fini(handle: adev);
1160 return r;
1161}
1162
1163static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev)
1164{
1165 if (adev->mes.ring.sched.ready) {
1166 mes_v11_0_kiq_dequeue(ring: &adev->mes.ring);
1167 adev->mes.ring.sched.ready = false;
1168 }
1169
1170 if (amdgpu_sriov_vf(adev)) {
1171 mes_v11_0_kiq_dequeue(ring: &adev->gfx.kiq[0].ring);
1172 mes_v11_0_kiq_clear(adev);
1173 }
1174
1175 mes_v11_0_enable(adev, enable: false);
1176
1177 return 0;
1178}
1179
1180static int mes_v11_0_hw_init(void *handle)
1181{
1182 int r;
1183 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1184
1185 if (!adev->enable_mes_kiq) {
1186 if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1187 r = mes_v11_0_load_microcode(adev,
1188 pipe: AMDGPU_MES_SCHED_PIPE, prime_icache: true);
1189 if (r) {
1190 DRM_ERROR("failed to MES fw, r=%d\n", r);
1191 return r;
1192 }
1193 }
1194
1195 mes_v11_0_enable(adev, enable: true);
1196 }
1197
1198 r = mes_v11_0_queue_init(adev, pipe: AMDGPU_MES_SCHED_PIPE);
1199 if (r)
1200 goto failure;
1201
1202 r = mes_v11_0_set_hw_resources(mes: &adev->mes);
1203 if (r)
1204 goto failure;
1205
1206 r = mes_v11_0_query_sched_status(mes: &adev->mes);
1207 if (r) {
1208 DRM_ERROR("MES is busy\n");
1209 goto failure;
1210 }
1211
1212 /*
1213 * Disable KIQ ring usage from the driver once MES is enabled.
1214 * MES uses KIQ ring exclusively so driver cannot access KIQ ring
1215 * with MES enabled.
1216 */
1217 adev->gfx.kiq[0].ring.sched.ready = false;
1218 adev->mes.ring.sched.ready = true;
1219
1220 return 0;
1221
1222failure:
1223 mes_v11_0_hw_fini(handle: adev);
1224 return r;
1225}
1226
1227static int mes_v11_0_hw_fini(void *handle)
1228{
1229 return 0;
1230}
1231
1232static int mes_v11_0_suspend(void *handle)
1233{
1234 int r;
1235 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1236
1237 r = amdgpu_mes_suspend(adev);
1238 if (r)
1239 return r;
1240
1241 return mes_v11_0_hw_fini(handle: adev);
1242}
1243
1244static int mes_v11_0_resume(void *handle)
1245{
1246 int r;
1247 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1248
1249 r = mes_v11_0_hw_init(handle: adev);
1250 if (r)
1251 return r;
1252
1253 return amdgpu_mes_resume(adev);
1254}
1255
1256static int mes_v11_0_early_init(void *handle)
1257{
1258 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1259 int pipe, r;
1260
1261 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1262 if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1263 continue;
1264 r = amdgpu_mes_init_microcode(adev, pipe);
1265 if (r)
1266 return r;
1267 }
1268
1269 return 0;
1270}
1271
1272static int mes_v11_0_late_init(void *handle)
1273{
1274 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1275
1276 /* it's only intended for use in mes_self_test case, not for s0ix and reset */
1277 if (!amdgpu_in_reset(adev) && !adev->in_s0ix && !adev->in_suspend &&
1278 (amdgpu_ip_version(adev, ip: GC_HWIP, inst: 0) != IP_VERSION(11, 0, 3)))
1279 amdgpu_mes_self_test(adev);
1280
1281 return 0;
1282}
1283
1284static const struct amd_ip_funcs mes_v11_0_ip_funcs = {
1285 .name = "mes_v11_0",
1286 .early_init = mes_v11_0_early_init,
1287 .late_init = mes_v11_0_late_init,
1288 .sw_init = mes_v11_0_sw_init,
1289 .sw_fini = mes_v11_0_sw_fini,
1290 .hw_init = mes_v11_0_hw_init,
1291 .hw_fini = mes_v11_0_hw_fini,
1292 .suspend = mes_v11_0_suspend,
1293 .resume = mes_v11_0_resume,
1294};
1295
1296const struct amdgpu_ip_block_version mes_v11_0_ip_block = {
1297 .type = AMD_IP_BLOCK_TYPE_MES,
1298 .major = 11,
1299 .minor = 0,
1300 .rev = 0,
1301 .funcs = &mes_v11_0_ip_funcs,
1302};
1303

source code of linux/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c