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 "nv.h"
29#include "gc/gc_10_1_0_offset.h"
30#include "gc/gc_10_1_0_sh_mask.h"
31#include "gc/gc_10_1_0_default.h"
32#include "v10_structs.h"
33#include "mes_api_def.h"
34
35#define mmCP_MES_IC_OP_CNTL_Sienna_Cichlid 0x2820
36#define mmCP_MES_IC_OP_CNTL_Sienna_Cichlid_BASE_IDX 1
37#define mmRLC_CP_SCHEDULERS_Sienna_Cichlid 0x4ca1
38#define mmRLC_CP_SCHEDULERS_Sienna_Cichlid_BASE_IDX 1
39
40MODULE_FIRMWARE("amdgpu/navi10_mes.bin");
41MODULE_FIRMWARE("amdgpu/sienna_cichlid_mes.bin");
42MODULE_FIRMWARE("amdgpu/sienna_cichlid_mes1.bin");
43
44static int mes_v10_1_hw_fini(void *handle);
45static int mes_v10_1_kiq_hw_init(struct amdgpu_device *adev);
46
47#define MES_EOP_SIZE 2048
48
49static void mes_v10_1_ring_set_wptr(struct amdgpu_ring *ring)
50{
51 struct amdgpu_device *adev = ring->adev;
52
53 if (ring->use_doorbell) {
54 atomic64_set(v: (atomic64_t *)ring->wptr_cpu_addr,
55 i: ring->wptr);
56 WDOORBELL64(ring->doorbell_index, ring->wptr);
57 } else {
58 BUG();
59 }
60}
61
62static u64 mes_v10_1_ring_get_rptr(struct amdgpu_ring *ring)
63{
64 return *ring->rptr_cpu_addr;
65}
66
67static u64 mes_v10_1_ring_get_wptr(struct amdgpu_ring *ring)
68{
69 u64 wptr;
70
71 if (ring->use_doorbell)
72 wptr = atomic64_read(v: (atomic64_t *)ring->wptr_cpu_addr);
73 else
74 BUG();
75 return wptr;
76}
77
78static const struct amdgpu_ring_funcs mes_v10_1_ring_funcs = {
79 .type = AMDGPU_RING_TYPE_MES,
80 .align_mask = 1,
81 .nop = 0,
82 .support_64bit_ptrs = true,
83 .get_rptr = mes_v10_1_ring_get_rptr,
84 .get_wptr = mes_v10_1_ring_get_wptr,
85 .set_wptr = mes_v10_1_ring_set_wptr,
86 .insert_nop = amdgpu_ring_insert_nop,
87};
88
89static int mes_v10_1_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
90 void *pkt, int size,
91 int api_status_off)
92{
93 int ndw = size / 4;
94 signed long r;
95 union MESAPI__ADD_QUEUE *x_pkt = pkt;
96 struct MES_API_STATUS *api_status;
97 struct amdgpu_device *adev = mes->adev;
98 struct amdgpu_ring *ring = &mes->ring;
99 unsigned long flags;
100
101 BUG_ON(size % 4 != 0);
102
103 spin_lock_irqsave(&mes->ring_lock, flags);
104 if (amdgpu_ring_alloc(ring, ndw)) {
105 spin_unlock_irqrestore(lock: &mes->ring_lock, flags);
106 return -ENOMEM;
107 }
108
109 api_status = (struct MES_API_STATUS *)((char *)pkt + api_status_off);
110 api_status->api_completion_fence_addr = mes->ring.fence_drv.gpu_addr;
111 api_status->api_completion_fence_value = ++mes->ring.fence_drv.sync_seq;
112
113 amdgpu_ring_write_multiple(ring, src: pkt, count_dw: ndw);
114 amdgpu_ring_commit(ring);
115 spin_unlock_irqrestore(lock: &mes->ring_lock, flags);
116
117 DRM_DEBUG("MES msg=%d was emitted\n", x_pkt->header.opcode);
118
119 r = amdgpu_fence_wait_polling(ring, wait_seq: ring->fence_drv.sync_seq,
120 timeout: adev->usec_timeout);
121 if (r < 1) {
122 DRM_ERROR("MES failed to response msg=%d\n",
123 x_pkt->header.opcode);
124
125 while (halt_if_hws_hang)
126 schedule();
127
128 return -ETIMEDOUT;
129 }
130
131 return 0;
132}
133
134static int convert_to_mes_queue_type(int queue_type)
135{
136 if (queue_type == AMDGPU_RING_TYPE_GFX)
137 return MES_QUEUE_TYPE_GFX;
138 else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
139 return MES_QUEUE_TYPE_COMPUTE;
140 else if (queue_type == AMDGPU_RING_TYPE_SDMA)
141 return MES_QUEUE_TYPE_SDMA;
142 else
143 BUG();
144 return -1;
145}
146
147static int mes_v10_1_add_hw_queue(struct amdgpu_mes *mes,
148 struct mes_add_queue_input *input)
149{
150 struct amdgpu_device *adev = mes->adev;
151 union MESAPI__ADD_QUEUE mes_add_queue_pkt;
152 struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
153 uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
154
155 memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
156
157 mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
158 mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
159 mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
160
161 mes_add_queue_pkt.process_id = input->process_id;
162 mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
163 mes_add_queue_pkt.process_va_start = input->process_va_start;
164 mes_add_queue_pkt.process_va_end = input->process_va_end;
165 mes_add_queue_pkt.process_quantum = input->process_quantum;
166 mes_add_queue_pkt.process_context_addr = input->process_context_addr;
167 mes_add_queue_pkt.gang_quantum = input->gang_quantum;
168 mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
169 mes_add_queue_pkt.inprocess_gang_priority =
170 input->inprocess_gang_priority;
171 mes_add_queue_pkt.gang_global_priority_level =
172 input->gang_global_priority_level;
173 mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
174 mes_add_queue_pkt.mqd_addr = input->mqd_addr;
175 mes_add_queue_pkt.wptr_addr = input->wptr_addr;
176 mes_add_queue_pkt.queue_type =
177 convert_to_mes_queue_type(queue_type: input->queue_type);
178 mes_add_queue_pkt.paging = input->paging;
179 mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
180 mes_add_queue_pkt.gws_base = input->gws_base;
181 mes_add_queue_pkt.gws_size = input->gws_size;
182 mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
183
184 return mes_v10_1_submit_pkt_and_poll_completion(mes,
185 pkt: &mes_add_queue_pkt, size: sizeof(mes_add_queue_pkt),
186 offsetof(union MESAPI__ADD_QUEUE, api_status));
187}
188
189static int mes_v10_1_remove_hw_queue(struct amdgpu_mes *mes,
190 struct mes_remove_queue_input *input)
191{
192 union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
193
194 memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
195
196 mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
197 mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
198 mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
199
200 mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
201 mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
202
203 return mes_v10_1_submit_pkt_and_poll_completion(mes,
204 pkt: &mes_remove_queue_pkt, size: sizeof(mes_remove_queue_pkt),
205 offsetof(union MESAPI__REMOVE_QUEUE, api_status));
206}
207
208static int mes_v10_1_unmap_legacy_queue(struct amdgpu_mes *mes,
209 struct mes_unmap_legacy_queue_input *input)
210{
211 union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
212
213 memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
214
215 mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
216 mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
217 mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
218
219 mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
220 mes_remove_queue_pkt.gang_context_addr = 0;
221
222 mes_remove_queue_pkt.pipe_id = input->pipe_id;
223 mes_remove_queue_pkt.queue_id = input->queue_id;
224
225 if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
226 mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
227 mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
228 mes_remove_queue_pkt.tf_data =
229 lower_32_bits(input->trail_fence_data);
230 } else {
231 if (input->queue_type == AMDGPU_RING_TYPE_GFX)
232 mes_remove_queue_pkt.unmap_legacy_gfx_queue = 1;
233 else
234 mes_remove_queue_pkt.unmap_kiq_utility_queue = 1;
235 }
236
237 return mes_v10_1_submit_pkt_and_poll_completion(mes,
238 pkt: &mes_remove_queue_pkt, size: sizeof(mes_remove_queue_pkt),
239 offsetof(union MESAPI__REMOVE_QUEUE, api_status));
240}
241
242static int mes_v10_1_suspend_gang(struct amdgpu_mes *mes,
243 struct mes_suspend_gang_input *input)
244{
245 return 0;
246}
247
248static int mes_v10_1_resume_gang(struct amdgpu_mes *mes,
249 struct mes_resume_gang_input *input)
250{
251 return 0;
252}
253
254static int mes_v10_1_query_sched_status(struct amdgpu_mes *mes)
255{
256 union MESAPI__QUERY_MES_STATUS mes_status_pkt;
257
258 memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
259
260 mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
261 mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
262 mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
263
264 return mes_v10_1_submit_pkt_and_poll_completion(mes,
265 pkt: &mes_status_pkt, size: sizeof(mes_status_pkt),
266 offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
267}
268
269static int mes_v10_1_set_hw_resources(struct amdgpu_mes *mes)
270{
271 int i;
272 struct amdgpu_device *adev = mes->adev;
273 union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
274
275 memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
276
277 mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
278 mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
279 mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
280
281 mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
282 mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
283 mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
284 mes_set_hw_res_pkt.paging_vmid = 0;
285 mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr = mes->sch_ctx_gpu_addr;
286 mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
287 mes->query_status_fence_gpu_addr;
288
289 for (i = 0; i < MAX_COMPUTE_PIPES; i++)
290 mes_set_hw_res_pkt.compute_hqd_mask[i] =
291 mes->compute_hqd_mask[i];
292
293 for (i = 0; i < MAX_GFX_PIPES; i++)
294 mes_set_hw_res_pkt.gfx_hqd_mask[i] = mes->gfx_hqd_mask[i];
295
296 for (i = 0; i < MAX_SDMA_PIPES; i++)
297 mes_set_hw_res_pkt.sdma_hqd_mask[i] = mes->sdma_hqd_mask[i];
298
299 for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
300 mes_set_hw_res_pkt.aggregated_doorbells[i] =
301 mes->aggregated_doorbells[i];
302
303 for (i = 0; i < 5; i++) {
304 mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
305 mes_set_hw_res_pkt.mmhub_base[i] =
306 adev->reg_offset[MMHUB_HWIP][0][i];
307 mes_set_hw_res_pkt.osssys_base[i] =
308 adev->reg_offset[OSSSYS_HWIP][0][i];
309 }
310
311 mes_set_hw_res_pkt.disable_reset = 1;
312 mes_set_hw_res_pkt.disable_mes_log = 1;
313 mes_set_hw_res_pkt.use_different_vmid_compute = 1;
314
315 return mes_v10_1_submit_pkt_and_poll_completion(mes,
316 pkt: &mes_set_hw_res_pkt, size: sizeof(mes_set_hw_res_pkt),
317 offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
318}
319
320static void mes_v10_1_init_aggregated_doorbell(struct amdgpu_mes *mes)
321{
322 struct amdgpu_device *adev = mes->adev;
323 uint32_t data;
324
325 data = RREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL1);
326 data &= ~(CP_MES_DOORBELL_CONTROL1__DOORBELL_OFFSET_MASK |
327 CP_MES_DOORBELL_CONTROL1__DOORBELL_EN_MASK |
328 CP_MES_DOORBELL_CONTROL1__DOORBELL_HIT_MASK);
329 data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_LOW] <<
330 CP_MES_DOORBELL_CONTROL1__DOORBELL_OFFSET__SHIFT;
331 data |= 1 << CP_MES_DOORBELL_CONTROL1__DOORBELL_EN__SHIFT;
332 WREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL1, data);
333
334 data = RREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL2);
335 data &= ~(CP_MES_DOORBELL_CONTROL2__DOORBELL_OFFSET_MASK |
336 CP_MES_DOORBELL_CONTROL2__DOORBELL_EN_MASK |
337 CP_MES_DOORBELL_CONTROL2__DOORBELL_HIT_MASK);
338 data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_NORMAL] <<
339 CP_MES_DOORBELL_CONTROL2__DOORBELL_OFFSET__SHIFT;
340 data |= 1 << CP_MES_DOORBELL_CONTROL2__DOORBELL_EN__SHIFT;
341 WREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL2, data);
342
343 data = RREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL3);
344 data &= ~(CP_MES_DOORBELL_CONTROL3__DOORBELL_OFFSET_MASK |
345 CP_MES_DOORBELL_CONTROL3__DOORBELL_EN_MASK |
346 CP_MES_DOORBELL_CONTROL3__DOORBELL_HIT_MASK);
347 data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_MEDIUM] <<
348 CP_MES_DOORBELL_CONTROL3__DOORBELL_OFFSET__SHIFT;
349 data |= 1 << CP_MES_DOORBELL_CONTROL3__DOORBELL_EN__SHIFT;
350 WREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL3, data);
351
352 data = RREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL4);
353 data &= ~(CP_MES_DOORBELL_CONTROL4__DOORBELL_OFFSET_MASK |
354 CP_MES_DOORBELL_CONTROL4__DOORBELL_EN_MASK |
355 CP_MES_DOORBELL_CONTROL4__DOORBELL_HIT_MASK);
356 data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_HIGH] <<
357 CP_MES_DOORBELL_CONTROL4__DOORBELL_OFFSET__SHIFT;
358 data |= 1 << CP_MES_DOORBELL_CONTROL4__DOORBELL_EN__SHIFT;
359 WREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL4, data);
360
361 data = RREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL5);
362 data &= ~(CP_MES_DOORBELL_CONTROL5__DOORBELL_OFFSET_MASK |
363 CP_MES_DOORBELL_CONTROL5__DOORBELL_EN_MASK |
364 CP_MES_DOORBELL_CONTROL5__DOORBELL_HIT_MASK);
365 data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_REALTIME] <<
366 CP_MES_DOORBELL_CONTROL5__DOORBELL_OFFSET__SHIFT;
367 data |= 1 << CP_MES_DOORBELL_CONTROL5__DOORBELL_EN__SHIFT;
368 WREG32_SOC15(GC, 0, mmCP_MES_DOORBELL_CONTROL5, data);
369
370 data = 1 << CP_HQD_GFX_CONTROL__DB_UPDATED_MSG_EN__SHIFT;
371 WREG32_SOC15(GC, 0, mmCP_HQD_GFX_CONTROL, data);
372}
373
374static const struct amdgpu_mes_funcs mes_v10_1_funcs = {
375 .add_hw_queue = mes_v10_1_add_hw_queue,
376 .remove_hw_queue = mes_v10_1_remove_hw_queue,
377 .unmap_legacy_queue = mes_v10_1_unmap_legacy_queue,
378 .suspend_gang = mes_v10_1_suspend_gang,
379 .resume_gang = mes_v10_1_resume_gang,
380};
381
382static int mes_v10_1_allocate_ucode_buffer(struct amdgpu_device *adev,
383 enum admgpu_mes_pipe pipe)
384{
385 int r;
386 const struct mes_firmware_header_v1_0 *mes_hdr;
387 const __le32 *fw_data;
388 unsigned fw_size;
389
390 mes_hdr = (const struct mes_firmware_header_v1_0 *)
391 adev->mes.fw[pipe]->data;
392
393 fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
394 le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
395 fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
396
397 r = amdgpu_bo_create_reserved(adev, size: fw_size,
398 PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
399 bo_ptr: &adev->mes.ucode_fw_obj[pipe],
400 gpu_addr: &adev->mes.ucode_fw_gpu_addr[pipe],
401 cpu_addr: (void **)&adev->mes.ucode_fw_ptr[pipe]);
402 if (r) {
403 dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
404 return r;
405 }
406
407 memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
408
409 amdgpu_bo_kunmap(bo: adev->mes.ucode_fw_obj[pipe]);
410 amdgpu_bo_unreserve(bo: adev->mes.ucode_fw_obj[pipe]);
411
412 return 0;
413}
414
415static int mes_v10_1_allocate_ucode_data_buffer(struct amdgpu_device *adev,
416 enum admgpu_mes_pipe pipe)
417{
418 int r;
419 const struct mes_firmware_header_v1_0 *mes_hdr;
420 const __le32 *fw_data;
421 unsigned fw_size;
422
423 mes_hdr = (const struct mes_firmware_header_v1_0 *)
424 adev->mes.fw[pipe]->data;
425
426 fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
427 le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
428 fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
429
430 r = amdgpu_bo_create_reserved(adev, size: fw_size,
431 align: 64 * 1024, AMDGPU_GEM_DOMAIN_GTT,
432 bo_ptr: &adev->mes.data_fw_obj[pipe],
433 gpu_addr: &adev->mes.data_fw_gpu_addr[pipe],
434 cpu_addr: (void **)&adev->mes.data_fw_ptr[pipe]);
435 if (r) {
436 dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
437 return r;
438 }
439
440 memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
441
442 amdgpu_bo_kunmap(bo: adev->mes.data_fw_obj[pipe]);
443 amdgpu_bo_unreserve(bo: adev->mes.data_fw_obj[pipe]);
444
445 return 0;
446}
447
448static void mes_v10_1_free_ucode_buffers(struct amdgpu_device *adev,
449 enum admgpu_mes_pipe pipe)
450{
451 amdgpu_bo_free_kernel(bo: &adev->mes.data_fw_obj[pipe],
452 gpu_addr: &adev->mes.data_fw_gpu_addr[pipe],
453 cpu_addr: (void **)&adev->mes.data_fw_ptr[pipe]);
454
455 amdgpu_bo_free_kernel(bo: &adev->mes.ucode_fw_obj[pipe],
456 gpu_addr: &adev->mes.ucode_fw_gpu_addr[pipe],
457 cpu_addr: (void **)&adev->mes.ucode_fw_ptr[pipe]);
458}
459
460static void mes_v10_1_enable(struct amdgpu_device *adev, bool enable)
461{
462 uint32_t pipe, data = 0;
463
464 if (enable) {
465 data = RREG32_SOC15(GC, 0, mmCP_MES_CNTL);
466 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
467 data = REG_SET_FIELD(data, CP_MES_CNTL,
468 MES_PIPE1_RESET, adev->enable_mes_kiq ? 1 : 0);
469 WREG32_SOC15(GC, 0, mmCP_MES_CNTL, data);
470
471 mutex_lock(&adev->srbm_mutex);
472 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
473 if (!adev->enable_mes_kiq &&
474 pipe == AMDGPU_MES_KIQ_PIPE)
475 continue;
476
477 nv_grbm_select(adev, me: 3, pipe, queue: 0, vmid: 0);
478 WREG32_SOC15(GC, 0, mmCP_MES_PRGRM_CNTR_START,
479 (uint32_t)(adev->mes.uc_start_addr[pipe]) >> 2);
480 }
481 nv_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
482 mutex_unlock(lock: &adev->srbm_mutex);
483
484 /* clear BYPASS_UNCACHED to avoid hangs after interrupt. */
485 data = RREG32_SOC15(GC, 0, mmCP_MES_DC_OP_CNTL);
486 data = REG_SET_FIELD(data, CP_MES_DC_OP_CNTL,
487 BYPASS_UNCACHED, 0);
488 WREG32_SOC15(GC, 0, mmCP_MES_DC_OP_CNTL, data);
489
490 /* unhalt MES and activate pipe0 */
491 data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
492 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE,
493 adev->enable_mes_kiq ? 1 : 0);
494 WREG32_SOC15(GC, 0, mmCP_MES_CNTL, data);
495 udelay(100);
496 } else {
497 data = RREG32_SOC15(GC, 0, mmCP_MES_CNTL);
498 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
499 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
500 data = REG_SET_FIELD(data, CP_MES_CNTL,
501 MES_INVALIDATE_ICACHE, 1);
502 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
503 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
504 adev->enable_mes_kiq ? 1 : 0);
505 data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
506 WREG32_SOC15(GC, 0, mmCP_MES_CNTL, data);
507 }
508}
509
510/* This function is for backdoor MES firmware */
511static int mes_v10_1_load_microcode(struct amdgpu_device *adev,
512 enum admgpu_mes_pipe pipe)
513{
514 int r;
515 uint32_t data;
516
517 mes_v10_1_enable(adev, enable: false);
518
519 if (!adev->mes.fw[pipe])
520 return -EINVAL;
521
522 r = mes_v10_1_allocate_ucode_buffer(adev, pipe);
523 if (r)
524 return r;
525
526 r = mes_v10_1_allocate_ucode_data_buffer(adev, pipe);
527 if (r) {
528 mes_v10_1_free_ucode_buffers(adev, pipe);
529 return r;
530 }
531
532 WREG32_SOC15(GC, 0, mmCP_MES_IC_BASE_CNTL, 0);
533
534 mutex_lock(&adev->srbm_mutex);
535 /* me=3, pipe=0, queue=0 */
536 nv_grbm_select(adev, me: 3, pipe, queue: 0, vmid: 0);
537
538 /* set ucode start address */
539 WREG32_SOC15(GC, 0, mmCP_MES_PRGRM_CNTR_START,
540 (uint32_t)(adev->mes.uc_start_addr[pipe]) >> 2);
541
542 /* set ucode fimrware address */
543 WREG32_SOC15(GC, 0, mmCP_MES_IC_BASE_LO,
544 lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
545 WREG32_SOC15(GC, 0, mmCP_MES_IC_BASE_HI,
546 upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
547
548 /* set ucode instruction cache boundary to 2M-1 */
549 WREG32_SOC15(GC, 0, mmCP_MES_MIBOUND_LO, 0x1FFFFF);
550
551 /* set ucode data firmware address */
552 WREG32_SOC15(GC, 0, mmCP_MES_MDBASE_LO,
553 lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
554 WREG32_SOC15(GC, 0, mmCP_MES_MDBASE_HI,
555 upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
556
557 /* Set 0x3FFFF (256K-1) to CP_MES_MDBOUND_LO */
558 WREG32_SOC15(GC, 0, mmCP_MES_MDBOUND_LO, 0x3FFFF);
559
560 /* invalidate ICACHE */
561 switch (amdgpu_ip_version(adev, ip: GC_HWIP, inst: 0)) {
562 case IP_VERSION(10, 3, 0):
563 data = RREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL_Sienna_Cichlid);
564 break;
565 default:
566 data = RREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL);
567 break;
568 }
569 data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
570 data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
571 switch (amdgpu_ip_version(adev, ip: GC_HWIP, inst: 0)) {
572 case IP_VERSION(10, 3, 0):
573 WREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL_Sienna_Cichlid, data);
574 break;
575 default:
576 WREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL, data);
577 break;
578 }
579
580 /* prime the ICACHE. */
581 switch (amdgpu_ip_version(adev, ip: GC_HWIP, inst: 0)) {
582 case IP_VERSION(10, 3, 0):
583 data = RREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL_Sienna_Cichlid);
584 break;
585 default:
586 data = RREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL);
587 break;
588 }
589 data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
590 switch (amdgpu_ip_version(adev, ip: GC_HWIP, inst: 0)) {
591 case IP_VERSION(10, 3, 0):
592 WREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL_Sienna_Cichlid, data);
593 break;
594 default:
595 WREG32_SOC15(GC, 0, mmCP_MES_IC_OP_CNTL, data);
596 break;
597 }
598
599 nv_grbm_select(adev, me: 0, pipe: 0, queue: 0, vmid: 0);
600 mutex_unlock(lock: &adev->srbm_mutex);
601
602 return 0;
603}
604
605static int mes_v10_1_allocate_eop_buf(struct amdgpu_device *adev,
606 enum admgpu_mes_pipe pipe)
607{
608 int r;
609 u32 *eop;
610
611 r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
612 AMDGPU_GEM_DOMAIN_GTT,
613 bo_ptr: &adev->mes.eop_gpu_obj[pipe],
614 gpu_addr: &adev->mes.eop_gpu_addr[pipe],
615 cpu_addr: (void **)&eop);
616 if (r) {
617 dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
618 return r;
619 }
620
621 memset(eop, 0, adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
622
623 amdgpu_bo_kunmap(bo: adev->mes.eop_gpu_obj[pipe]);
624 amdgpu_bo_unreserve(bo: adev->mes.eop_gpu_obj[pipe]);
625
626 return 0;
627}
628
629static int mes_v10_1_mqd_init(struct amdgpu_ring *ring)
630{
631 struct v10_compute_mqd *mqd = ring->mqd_ptr;
632 uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
633 uint32_t tmp;
634
635 memset(mqd, 0, sizeof(*mqd));
636
637 mqd->header = 0xC0310800;
638 mqd->compute_pipelinestat_enable = 0x00000001;
639 mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
640 mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
641 mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
642 mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
643 mqd->compute_misc_reserved = 0x00000003;
644
645 eop_base_addr = ring->eop_gpu_addr >> 8;
646
647 /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
648 tmp = mmCP_HQD_EOP_CONTROL_DEFAULT;
649 tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
650 (order_base_2(MES_EOP_SIZE / 4) - 1));
651
652 mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
653 mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
654 mqd->cp_hqd_eop_control = tmp;
655
656 /* disable the queue if it's active */
657 ring->wptr = 0;
658 mqd->cp_hqd_pq_rptr = 0;
659 mqd->cp_hqd_pq_wptr_lo = 0;
660 mqd->cp_hqd_pq_wptr_hi = 0;
661
662 /* set the pointer to the MQD */
663 mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
664 mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
665
666 /* set MQD vmid to 0 */
667 tmp = mmCP_MQD_CONTROL_DEFAULT;
668 tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
669 mqd->cp_mqd_control = tmp;
670
671 /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
672 hqd_gpu_addr = ring->gpu_addr >> 8;
673 mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
674 mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
675
676 /* set the wb address whether it's enabled or not */
677 wb_gpu_addr = ring->rptr_gpu_addr;
678 mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
679 mqd->cp_hqd_pq_rptr_report_addr_hi =
680 upper_32_bits(wb_gpu_addr) & 0xffff;
681
682 /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
683 wb_gpu_addr = ring->wptr_gpu_addr;
684 mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
685 mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
686
687 /* set up the HQD, this is similar to CP_RB0_CNTL */
688 tmp = mmCP_HQD_PQ_CONTROL_DEFAULT;
689 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
690 (order_base_2(ring->ring_size / 4) - 1));
691 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
692 ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
693#ifdef __BIG_ENDIAN
694 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
695#endif
696 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
697 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
698 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
699 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
700 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
701 mqd->cp_hqd_pq_control = tmp;
702
703 /* enable doorbell? */
704 tmp = 0;
705 if (ring->use_doorbell) {
706 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
707 DOORBELL_OFFSET, ring->doorbell_index);
708 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
709 DOORBELL_EN, 1);
710 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
711 DOORBELL_SOURCE, 0);
712 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
713 DOORBELL_HIT, 0);
714 }
715 else
716 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
717 DOORBELL_EN, 0);
718 mqd->cp_hqd_pq_doorbell_control = tmp;
719
720 mqd->cp_hqd_vmid = 0;
721 /* activate the queue */
722 mqd->cp_hqd_active = 1;
723 mqd->cp_hqd_persistent_state = mmCP_HQD_PERSISTENT_STATE_DEFAULT;
724 mqd->cp_hqd_ib_control = mmCP_HQD_IB_CONTROL_DEFAULT;
725 mqd->cp_hqd_iq_timer = mmCP_HQD_IQ_TIMER_DEFAULT;
726 mqd->cp_hqd_quantum = mmCP_HQD_QUANTUM_DEFAULT;
727
728 tmp = mmCP_HQD_GFX_CONTROL_DEFAULT;
729 tmp = REG_SET_FIELD(tmp, CP_HQD_GFX_CONTROL, DB_UPDATED_MSG_EN, 1);
730 /* offset: 184 - this is used for CP_HQD_GFX_CONTROL */
731 mqd->cp_hqd_suspend_cntl_stack_offset = tmp;
732
733 amdgpu_device_flush_hdp(adev: ring->adev, NULL);
734 return 0;
735}
736
737#if 0
738static void mes_v10_1_queue_init_register(struct amdgpu_ring *ring)
739{
740 struct v10_compute_mqd *mqd = ring->mqd_ptr;
741 struct amdgpu_device *adev = ring->adev;
742 uint32_t data = 0;
743
744 mutex_lock(&adev->srbm_mutex);
745 nv_grbm_select(adev, 3, ring->pipe, 0, 0);
746
747 /* set CP_HQD_VMID.VMID = 0. */
748 data = RREG32_SOC15(GC, 0, mmCP_HQD_VMID);
749 data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
750 WREG32_SOC15(GC, 0, mmCP_HQD_VMID, data);
751
752 /* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
753 data = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
754 data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
755 DOORBELL_EN, 0);
756 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL, data);
757
758 /* set CP_MQD_BASE_ADDR/HI with the MQD base address */
759 WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
760 WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
761
762 /* set CP_MQD_CONTROL.VMID=0 */
763 data = RREG32_SOC15(GC, 0, mmCP_MQD_CONTROL);
764 data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
765 WREG32_SOC15(GC, 0, mmCP_MQD_CONTROL, 0);
766
767 /* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
768 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
769 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
770
771 /* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
772 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR,
773 mqd->cp_hqd_pq_rptr_report_addr_lo);
774 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
775 mqd->cp_hqd_pq_rptr_report_addr_hi);
776
777 /* set CP_HQD_PQ_CONTROL */
778 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
779
780 /* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
781 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR,
782 mqd->cp_hqd_pq_wptr_poll_addr_lo);
783 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
784 mqd->cp_hqd_pq_wptr_poll_addr_hi);
785
786 /* set CP_HQD_PQ_DOORBELL_CONTROL */
787 WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
788 mqd->cp_hqd_pq_doorbell_control);
789
790 /* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
791 WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
792
793 /* set CP_HQD_ACTIVE.ACTIVE=1 */
794 WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE, mqd->cp_hqd_active);
795
796 nv_grbm_select(adev, 0, 0, 0, 0);
797 mutex_unlock(&adev->srbm_mutex);
798}
799#endif
800
801static int mes_v10_1_kiq_enable_queue(struct amdgpu_device *adev)
802{
803 struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
804 struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[0].ring;
805 int r;
806
807 if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
808 return -EINVAL;
809
810 r = amdgpu_ring_alloc(ring: kiq_ring, ndw: kiq->pmf->map_queues_size);
811 if (r) {
812 DRM_ERROR("Failed to lock KIQ (%d).\n", r);
813 return r;
814 }
815
816 kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring);
817
818 return amdgpu_ring_test_helper(ring: kiq_ring);
819}
820
821static int mes_v10_1_queue_init(struct amdgpu_device *adev)
822{
823 int r;
824
825 r = mes_v10_1_mqd_init(ring: &adev->mes.ring);
826 if (r)
827 return r;
828
829 r = mes_v10_1_kiq_enable_queue(adev);
830 if (r)
831 return r;
832
833 return 0;
834}
835
836static int mes_v10_1_ring_init(struct amdgpu_device *adev)
837{
838 struct amdgpu_ring *ring;
839
840 ring = &adev->mes.ring;
841
842 ring->funcs = &mes_v10_1_ring_funcs;
843
844 ring->me = 3;
845 ring->pipe = 0;
846 ring->queue = 0;
847
848 ring->ring_obj = NULL;
849 ring->use_doorbell = true;
850 ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
851 ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_SCHED_PIPE];
852 ring->no_scheduler = true;
853 sprintf(buf: ring->name, fmt: "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
854
855 return amdgpu_ring_init(adev, ring, max_dw: 1024, NULL, irq_type: 0,
856 hw_prio: AMDGPU_RING_PRIO_DEFAULT, NULL);
857}
858
859static int mes_v10_1_kiq_ring_init(struct amdgpu_device *adev)
860{
861 struct amdgpu_ring *ring;
862
863 spin_lock_init(&adev->gfx.kiq[0].ring_lock);
864
865 ring = &adev->gfx.kiq[0].ring;
866
867 ring->me = 3;
868 ring->pipe = 1;
869 ring->queue = 0;
870
871 ring->adev = NULL;
872 ring->ring_obj = NULL;
873 ring->use_doorbell = true;
874 ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
875 ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
876 ring->no_scheduler = true;
877 sprintf(buf: ring->name, fmt: "mes_kiq_%d.%d.%d",
878 ring->me, ring->pipe, ring->queue);
879
880 return amdgpu_ring_init(adev, ring, max_dw: 1024, NULL, irq_type: 0,
881 hw_prio: AMDGPU_RING_PRIO_DEFAULT, NULL);
882}
883
884static int mes_v10_1_mqd_sw_init(struct amdgpu_device *adev,
885 enum admgpu_mes_pipe pipe)
886{
887 int r, mqd_size = sizeof(struct v10_compute_mqd);
888 struct amdgpu_ring *ring;
889
890 if (pipe == AMDGPU_MES_KIQ_PIPE)
891 ring = &adev->gfx.kiq[0].ring;
892 else if (pipe == AMDGPU_MES_SCHED_PIPE)
893 ring = &adev->mes.ring;
894 else
895 BUG();
896
897 if (ring->mqd_obj)
898 return 0;
899
900 r = amdgpu_bo_create_kernel(adev, size: mqd_size, PAGE_SIZE,
901 AMDGPU_GEM_DOMAIN_VRAM |
902 AMDGPU_GEM_DOMAIN_GTT, bo_ptr: &ring->mqd_obj,
903 gpu_addr: &ring->mqd_gpu_addr, cpu_addr: &ring->mqd_ptr);
904 if (r) {
905 dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
906 return r;
907 }
908 memset(ring->mqd_ptr, 0, mqd_size);
909
910 /* prepare MQD backup */
911 adev->mes.mqd_backup[pipe] = kmalloc(size: mqd_size, GFP_KERNEL);
912 if (!adev->mes.mqd_backup[pipe]) {
913 dev_warn(adev->dev,
914 "no memory to create MQD backup for ring %s\n",
915 ring->name);
916 return -ENOMEM;
917 }
918
919 return 0;
920}
921
922static int mes_v10_1_sw_init(void *handle)
923{
924 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
925 int pipe, r;
926
927 adev->mes.funcs = &mes_v10_1_funcs;
928 adev->mes.kiq_hw_init = &mes_v10_1_kiq_hw_init;
929
930 r = amdgpu_mes_init(adev);
931 if (r)
932 return r;
933
934 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
935 if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
936 continue;
937
938 r = mes_v10_1_allocate_eop_buf(adev, pipe);
939 if (r)
940 return r;
941
942 r = mes_v10_1_mqd_sw_init(adev, pipe);
943 if (r)
944 return r;
945 }
946
947 if (adev->enable_mes_kiq) {
948 r = mes_v10_1_kiq_ring_init(adev);
949 if (r)
950 return r;
951 }
952
953 r = mes_v10_1_ring_init(adev);
954 if (r)
955 return r;
956
957 return 0;
958}
959
960static int mes_v10_1_sw_fini(void *handle)
961{
962 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
963 int pipe;
964
965 amdgpu_device_wb_free(adev, wb: adev->mes.sch_ctx_offs);
966 amdgpu_device_wb_free(adev, wb: adev->mes.query_status_fence_offs);
967
968 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
969 kfree(objp: adev->mes.mqd_backup[pipe]);
970
971 amdgpu_bo_free_kernel(bo: &adev->mes.eop_gpu_obj[pipe],
972 gpu_addr: &adev->mes.eop_gpu_addr[pipe],
973 NULL);
974 amdgpu_ucode_release(fw: &adev->mes.fw[pipe]);
975 }
976
977 amdgpu_bo_free_kernel(bo: &adev->gfx.kiq[0].ring.mqd_obj,
978 gpu_addr: &adev->gfx.kiq[0].ring.mqd_gpu_addr,
979 cpu_addr: &adev->gfx.kiq[0].ring.mqd_ptr);
980
981 amdgpu_bo_free_kernel(bo: &adev->mes.ring.mqd_obj,
982 gpu_addr: &adev->mes.ring.mqd_gpu_addr,
983 cpu_addr: &adev->mes.ring.mqd_ptr);
984
985 amdgpu_ring_fini(ring: &adev->gfx.kiq[0].ring);
986 amdgpu_ring_fini(ring: &adev->mes.ring);
987
988 amdgpu_mes_fini(adev);
989 return 0;
990}
991
992static void mes_v10_1_kiq_setting(struct amdgpu_ring *ring)
993{
994 uint32_t tmp;
995 struct amdgpu_device *adev = ring->adev;
996
997 /* tell RLC which is KIQ queue */
998 switch (amdgpu_ip_version(adev, ip: GC_HWIP, inst: 0)) {
999 case IP_VERSION(10, 3, 0):
1000 case IP_VERSION(10, 3, 2):
1001 case IP_VERSION(10, 3, 1):
1002 case IP_VERSION(10, 3, 4):
1003 tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid);
1004 tmp &= 0xffffff00;
1005 tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1006 WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid, tmp);
1007 tmp |= 0x80;
1008 WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid, tmp);
1009 break;
1010 default:
1011 tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);
1012 tmp &= 0xffffff00;
1013 tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1014 WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
1015 tmp |= 0x80;
1016 WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
1017 break;
1018 }
1019}
1020
1021static int mes_v10_1_kiq_hw_init(struct amdgpu_device *adev)
1022{
1023 int r = 0;
1024
1025 if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1026 r = mes_v10_1_load_microcode(adev, pipe: AMDGPU_MES_KIQ_PIPE);
1027 if (r) {
1028 DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
1029 return r;
1030 }
1031
1032 r = mes_v10_1_load_microcode(adev, pipe: AMDGPU_MES_SCHED_PIPE);
1033 if (r) {
1034 DRM_ERROR("failed to load MES fw, r=%d\n", r);
1035 return r;
1036 }
1037 }
1038
1039 mes_v10_1_enable(adev, enable: true);
1040
1041 mes_v10_1_kiq_setting(ring: &adev->gfx.kiq[0].ring);
1042
1043 r = mes_v10_1_queue_init(adev);
1044 if (r)
1045 goto failure;
1046
1047 return r;
1048
1049failure:
1050 mes_v10_1_hw_fini(handle: adev);
1051 return r;
1052}
1053
1054static int mes_v10_1_hw_init(void *handle)
1055{
1056 int r;
1057 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1058
1059 if (!adev->enable_mes_kiq) {
1060 if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1061 r = mes_v10_1_load_microcode(adev,
1062 pipe: AMDGPU_MES_SCHED_PIPE);
1063 if (r) {
1064 DRM_ERROR("failed to MES fw, r=%d\n", r);
1065 return r;
1066 }
1067 }
1068
1069 mes_v10_1_enable(adev, enable: true);
1070 }
1071
1072 r = mes_v10_1_queue_init(adev);
1073 if (r)
1074 goto failure;
1075
1076 r = mes_v10_1_set_hw_resources(mes: &adev->mes);
1077 if (r)
1078 goto failure;
1079
1080 mes_v10_1_init_aggregated_doorbell(mes: &adev->mes);
1081
1082 r = mes_v10_1_query_sched_status(mes: &adev->mes);
1083 if (r) {
1084 DRM_ERROR("MES is busy\n");
1085 goto failure;
1086 }
1087
1088 /*
1089 * Disable KIQ ring usage from the driver once MES is enabled.
1090 * MES uses KIQ ring exclusively so driver cannot access KIQ ring
1091 * with MES enabled.
1092 */
1093 adev->gfx.kiq[0].ring.sched.ready = false;
1094 adev->mes.ring.sched.ready = true;
1095
1096 return 0;
1097
1098failure:
1099 mes_v10_1_hw_fini(handle: adev);
1100 return r;
1101}
1102
1103static int mes_v10_1_hw_fini(void *handle)
1104{
1105 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1106
1107 adev->mes.ring.sched.ready = false;
1108
1109 mes_v10_1_enable(adev, enable: false);
1110
1111 if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1112 mes_v10_1_free_ucode_buffers(adev, pipe: AMDGPU_MES_KIQ_PIPE);
1113 mes_v10_1_free_ucode_buffers(adev, pipe: AMDGPU_MES_SCHED_PIPE);
1114 }
1115
1116 return 0;
1117}
1118
1119static int mes_v10_1_suspend(void *handle)
1120{
1121 int r;
1122 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1123
1124 r = amdgpu_mes_suspend(adev);
1125 if (r)
1126 return r;
1127
1128 return mes_v10_1_hw_fini(handle: adev);
1129}
1130
1131static int mes_v10_1_resume(void *handle)
1132{
1133 int r;
1134 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1135
1136 r = mes_v10_1_hw_init(handle: adev);
1137 if (r)
1138 return r;
1139
1140 return amdgpu_mes_resume(adev);
1141}
1142
1143static int mes_v10_0_early_init(void *handle)
1144{
1145 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1146 int pipe, r;
1147
1148 for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1149 if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1150 continue;
1151 r = amdgpu_mes_init_microcode(adev, pipe);
1152 if (r)
1153 return r;
1154 }
1155
1156 return 0;
1157}
1158
1159static int mes_v10_0_late_init(void *handle)
1160{
1161 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1162
1163 if (!amdgpu_in_reset(adev))
1164 amdgpu_mes_self_test(adev);
1165
1166 return 0;
1167}
1168
1169static const struct amd_ip_funcs mes_v10_1_ip_funcs = {
1170 .name = "mes_v10_1",
1171 .early_init = mes_v10_0_early_init,
1172 .late_init = mes_v10_0_late_init,
1173 .sw_init = mes_v10_1_sw_init,
1174 .sw_fini = mes_v10_1_sw_fini,
1175 .hw_init = mes_v10_1_hw_init,
1176 .hw_fini = mes_v10_1_hw_fini,
1177 .suspend = mes_v10_1_suspend,
1178 .resume = mes_v10_1_resume,
1179};
1180
1181const struct amdgpu_ip_block_version mes_v10_1_ip_block = {
1182 .type = AMD_IP_BLOCK_TYPE_MES,
1183 .major = 10,
1184 .minor = 1,
1185 .rev = 0,
1186 .funcs = &mes_v10_1_ip_funcs,
1187};
1188

source code of linux/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c