xref: /linux/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c (revision 6ac05ae5fff84866a56358740681869c3bc62af3)
1 /*
2  * Copyright 2023 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_12_0_0_offset.h"
30 #include "gc/gc_12_0_0_sh_mask.h"
31 #include "gc/gc_11_0_0_default.h"
32 #include "v12_structs.h"
33 #include "mes_v12_api_def.h"
34 
35 MODULE_FIRMWARE("amdgpu/gc_12_0_0_mes.bin");
36 MODULE_FIRMWARE("amdgpu/gc_12_0_0_mes1.bin");
37 MODULE_FIRMWARE("amdgpu/gc_12_0_0_uni_mes.bin");
38 MODULE_FIRMWARE("amdgpu/gc_12_0_1_mes.bin");
39 MODULE_FIRMWARE("amdgpu/gc_12_0_1_mes1.bin");
40 MODULE_FIRMWARE("amdgpu/gc_12_0_1_uni_mes.bin");
41 
42 static int mes_v12_0_hw_init(void *handle);
43 static int mes_v12_0_hw_fini(void *handle);
44 static int mes_v12_0_kiq_hw_init(struct amdgpu_device *adev);
45 static int mes_v12_0_kiq_hw_fini(struct amdgpu_device *adev);
46 
47 #define MES_EOP_SIZE   2048
48 
49 static void mes_v12_0_ring_set_wptr(struct amdgpu_ring *ring)
50 {
51 	struct amdgpu_device *adev = ring->adev;
52 
53 	if (ring->use_doorbell) {
54 		atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
55 			     ring->wptr);
56 		WDOORBELL64(ring->doorbell_index, ring->wptr);
57 	} else {
58 		BUG();
59 	}
60 }
61 
62 static u64 mes_v12_0_ring_get_rptr(struct amdgpu_ring *ring)
63 {
64 	return *ring->rptr_cpu_addr;
65 }
66 
67 static u64 mes_v12_0_ring_get_wptr(struct amdgpu_ring *ring)
68 {
69 	u64 wptr;
70 
71 	if (ring->use_doorbell)
72 		wptr = atomic64_read((atomic64_t *)ring->wptr_cpu_addr);
73 	else
74 		BUG();
75 	return wptr;
76 }
77 
78 static const struct amdgpu_ring_funcs mes_v12_0_ring_funcs = {
79 	.type = AMDGPU_RING_TYPE_MES,
80 	.align_mask = 1,
81 	.nop = 0,
82 	.support_64bit_ptrs = true,
83 	.get_rptr = mes_v12_0_ring_get_rptr,
84 	.get_wptr = mes_v12_0_ring_get_wptr,
85 	.set_wptr = mes_v12_0_ring_set_wptr,
86 	.insert_nop = amdgpu_ring_insert_nop,
87 };
88 
89 static const char *mes_v12_0_opcodes[] = {
90 	"SET_HW_RSRC",
91 	"SET_SCHEDULING_CONFIG",
92 	"ADD_QUEUE",
93 	"REMOVE_QUEUE",
94 	"PERFORM_YIELD",
95 	"SET_GANG_PRIORITY_LEVEL",
96 	"SUSPEND",
97 	"RESUME",
98 	"RESET",
99 	"SET_LOG_BUFFER",
100 	"CHANGE_GANG_PRORITY",
101 	"QUERY_SCHEDULER_STATUS",
102 	"SET_DEBUG_VMID",
103 	"MISC",
104 	"UPDATE_ROOT_PAGE_TABLE",
105 	"AMD_LOG",
106 	"SET_SE_MODE",
107 	"SET_GANG_SUBMIT",
108 	"SET_HW_RSRC_1",
109 };
110 
111 static const char *mes_v12_0_misc_opcodes[] = {
112 	"WRITE_REG",
113 	"INV_GART",
114 	"QUERY_STATUS",
115 	"READ_REG",
116 	"WAIT_REG_MEM",
117 	"SET_SHADER_DEBUGGER",
118 	"NOTIFY_WORK_ON_UNMAPPED_QUEUE",
119 	"NOTIFY_TO_UNMAP_PROCESSES",
120 };
121 
122 static const char *mes_v12_0_get_op_string(union MESAPI__MISC *x_pkt)
123 {
124 	const char *op_str = NULL;
125 
126 	if (x_pkt->header.opcode < ARRAY_SIZE(mes_v12_0_opcodes))
127 		op_str = mes_v12_0_opcodes[x_pkt->header.opcode];
128 
129 	return op_str;
130 }
131 
132 static const char *mes_v12_0_get_misc_op_string(union MESAPI__MISC *x_pkt)
133 {
134 	const char *op_str = NULL;
135 
136 	if ((x_pkt->header.opcode == MES_SCH_API_MISC) &&
137 	    (x_pkt->opcode < ARRAY_SIZE(mes_v12_0_misc_opcodes)))
138 		op_str = mes_v12_0_misc_opcodes[x_pkt->opcode];
139 
140 	return op_str;
141 }
142 
143 static int mes_v12_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
144 						    void *pkt, int size,
145 						    int api_status_off)
146 {
147 	int ndw = size / 4;
148 	signed long r;
149 	union MESAPI__MISC *x_pkt = pkt;
150 	struct MES_API_STATUS *api_status;
151 	struct amdgpu_device *adev = mes->adev;
152 	struct amdgpu_ring *ring = &mes->ring;
153 	unsigned long flags;
154 	const char *op_str, *misc_op_str;
155 	signed long timeout = 3000000; /* 3000 ms */
156 	u32 fence_offset;
157 	u64 fence_gpu_addr;
158 	u64 *fence_ptr;
159 	int ret;
160 
161 	if (x_pkt->header.opcode >= MES_SCH_API_MAX)
162 		return -EINVAL;
163 
164 	if (amdgpu_emu_mode) {
165 		timeout *= 100;
166 	} else if (amdgpu_sriov_vf(adev)) {
167 		/* Worst case in sriov where all other 15 VF timeout, each VF needs about 600ms */
168 		timeout = 15 * 600 * 1000;
169 	}
170 	BUG_ON(size % 4 != 0);
171 
172 	ret = amdgpu_device_wb_get(adev, &fence_offset);
173 	if (ret)
174 		return ret;
175 	fence_gpu_addr =
176 		adev->wb.gpu_addr + (fence_offset * 4);
177 	fence_ptr = (u64 *)&adev->wb.wb[fence_offset];
178 	*fence_ptr = 0;
179 
180 	spin_lock_irqsave(&mes->ring_lock, flags);
181 	if (amdgpu_ring_alloc(ring, ndw)) {
182 		spin_unlock_irqrestore(&mes->ring_lock, flags);
183 		amdgpu_device_wb_free(adev, fence_offset);
184 		return -ENOMEM;
185 	}
186 
187 	api_status = (struct MES_API_STATUS *)((char *)pkt + api_status_off);
188 	api_status->api_completion_fence_addr = fence_gpu_addr;
189 	api_status->api_completion_fence_value = 1;
190 
191 	amdgpu_ring_write_multiple(ring, pkt, ndw);
192 	amdgpu_ring_commit(ring);
193 	spin_unlock_irqrestore(&mes->ring_lock, flags);
194 
195 	op_str = mes_v12_0_get_op_string(x_pkt);
196 	misc_op_str = mes_v12_0_get_misc_op_string(x_pkt);
197 
198 	if (misc_op_str)
199 		dev_dbg(adev->dev, "MES msg=%s (%s) was emitted\n", op_str, misc_op_str);
200 	else if (op_str)
201 		dev_dbg(adev->dev, "MES msg=%s was emitted\n", op_str);
202 	else
203 		dev_dbg(adev->dev, "MES msg=%d was emitted\n", x_pkt->header.opcode);
204 
205 	r = amdgpu_mes_fence_wait_polling(fence_ptr, (u64)1, timeout);
206 	amdgpu_device_wb_free(adev, fence_offset);
207 
208 	if (r < 1) {
209 		if (misc_op_str)
210 			dev_err(adev->dev, "MES failed to respond to msg=%s (%s)\n",
211 				op_str, misc_op_str);
212 		else if (op_str)
213 			dev_err(adev->dev, "MES failed to respond to msg=%s\n",
214 				op_str);
215 		else
216 			dev_err(adev->dev, "MES failed to respond to msg=%d\n",
217 				x_pkt->header.opcode);
218 
219 		while (halt_if_hws_hang)
220 			schedule();
221 
222 		return -ETIMEDOUT;
223 	}
224 
225 	return 0;
226 }
227 
228 static int convert_to_mes_queue_type(int queue_type)
229 {
230 	if (queue_type == AMDGPU_RING_TYPE_GFX)
231 		return MES_QUEUE_TYPE_GFX;
232 	else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
233 		return MES_QUEUE_TYPE_COMPUTE;
234 	else if (queue_type == AMDGPU_RING_TYPE_SDMA)
235 		return MES_QUEUE_TYPE_SDMA;
236 	else
237 		BUG();
238 	return -1;
239 }
240 
241 static int mes_v12_0_add_hw_queue(struct amdgpu_mes *mes,
242 				  struct mes_add_queue_input *input)
243 {
244 	struct amdgpu_device *adev = mes->adev;
245 	union MESAPI__ADD_QUEUE mes_add_queue_pkt;
246 	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
247 	uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
248 
249 	memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
250 
251 	mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
252 	mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
253 	mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
254 
255 	mes_add_queue_pkt.process_id = input->process_id;
256 	mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
257 	mes_add_queue_pkt.process_va_start = input->process_va_start;
258 	mes_add_queue_pkt.process_va_end = input->process_va_end;
259 	mes_add_queue_pkt.process_quantum = input->process_quantum;
260 	mes_add_queue_pkt.process_context_addr = input->process_context_addr;
261 	mes_add_queue_pkt.gang_quantum = input->gang_quantum;
262 	mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
263 	mes_add_queue_pkt.inprocess_gang_priority =
264 		input->inprocess_gang_priority;
265 	mes_add_queue_pkt.gang_global_priority_level =
266 		input->gang_global_priority_level;
267 	mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
268 	mes_add_queue_pkt.mqd_addr = input->mqd_addr;
269 
270 	if (((adev->mes.sched_version & AMDGPU_MES_API_VERSION_MASK) >>
271 			AMDGPU_MES_API_VERSION_SHIFT) >= 2)
272 		mes_add_queue_pkt.wptr_addr = input->wptr_mc_addr;
273 	else
274 		mes_add_queue_pkt.wptr_addr = input->wptr_addr;
275 
276 	mes_add_queue_pkt.queue_type =
277 		convert_to_mes_queue_type(input->queue_type);
278 	mes_add_queue_pkt.paging = input->paging;
279 	mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
280 	mes_add_queue_pkt.gws_base = input->gws_base;
281 	mes_add_queue_pkt.gws_size = input->gws_size;
282 	mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
283 	mes_add_queue_pkt.tma_addr = input->tma_addr;
284 	mes_add_queue_pkt.trap_en = input->trap_en;
285 	mes_add_queue_pkt.skip_process_ctx_clear = input->skip_process_ctx_clear;
286 	mes_add_queue_pkt.is_kfd_process = input->is_kfd_process;
287 
288 	/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
289 	mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
290 	mes_add_queue_pkt.gds_size = input->queue_size;
291 
292 	/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
293 	mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
294 	mes_add_queue_pkt.gds_size = input->queue_size;
295 
296 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
297 			&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
298 			offsetof(union MESAPI__ADD_QUEUE, api_status));
299 }
300 
301 static int mes_v12_0_remove_hw_queue(struct amdgpu_mes *mes,
302 				     struct mes_remove_queue_input *input)
303 {
304 	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
305 
306 	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
307 
308 	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
309 	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
310 	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
311 
312 	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
313 	mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
314 
315 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
316 			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
317 			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
318 }
319 
320 static int mes_v12_0_map_legacy_queue(struct amdgpu_mes *mes,
321 				      struct mes_map_legacy_queue_input *input)
322 {
323 	union MESAPI__ADD_QUEUE mes_add_queue_pkt;
324 
325 	memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
326 
327 	mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
328 	mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
329 	mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
330 
331 	mes_add_queue_pkt.pipe_id = input->pipe_id;
332 	mes_add_queue_pkt.queue_id = input->queue_id;
333 	mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
334 	mes_add_queue_pkt.mqd_addr = input->mqd_addr;
335 	mes_add_queue_pkt.wptr_addr = input->wptr_addr;
336 	mes_add_queue_pkt.queue_type =
337 		convert_to_mes_queue_type(input->queue_type);
338 	mes_add_queue_pkt.map_legacy_kq = 1;
339 
340 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
341 			&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
342 			offsetof(union MESAPI__ADD_QUEUE, api_status));
343 }
344 
345 static int mes_v12_0_unmap_legacy_queue(struct amdgpu_mes *mes,
346 			struct mes_unmap_legacy_queue_input *input)
347 {
348 	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
349 
350 	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
351 
352 	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
353 	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
354 	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
355 
356 	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
357 	mes_remove_queue_pkt.gang_context_addr = 0;
358 
359 	mes_remove_queue_pkt.pipe_id = input->pipe_id;
360 	mes_remove_queue_pkt.queue_id = input->queue_id;
361 
362 	if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
363 		mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
364 		mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
365 		mes_remove_queue_pkt.tf_data =
366 			lower_32_bits(input->trail_fence_data);
367 	} else {
368 		mes_remove_queue_pkt.unmap_legacy_queue = 1;
369 		mes_remove_queue_pkt.queue_type =
370 			convert_to_mes_queue_type(input->queue_type);
371 	}
372 
373 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
374 			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
375 			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
376 }
377 
378 static int mes_v12_0_suspend_gang(struct amdgpu_mes *mes,
379 				  struct mes_suspend_gang_input *input)
380 {
381 	return 0;
382 }
383 
384 static int mes_v12_0_resume_gang(struct amdgpu_mes *mes,
385 				 struct mes_resume_gang_input *input)
386 {
387 	return 0;
388 }
389 
390 static int mes_v12_0_query_sched_status(struct amdgpu_mes *mes)
391 {
392 	union MESAPI__QUERY_MES_STATUS mes_status_pkt;
393 
394 	memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
395 
396 	mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
397 	mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
398 	mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
399 
400 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
401 			&mes_status_pkt, sizeof(mes_status_pkt),
402 			offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
403 }
404 
405 static int mes_v12_0_misc_op(struct amdgpu_mes *mes,
406 			     struct mes_misc_op_input *input)
407 {
408 	union MESAPI__MISC misc_pkt;
409 
410 	memset(&misc_pkt, 0, sizeof(misc_pkt));
411 
412 	misc_pkt.header.type = MES_API_TYPE_SCHEDULER;
413 	misc_pkt.header.opcode = MES_SCH_API_MISC;
414 	misc_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
415 
416 	switch (input->op) {
417 	case MES_MISC_OP_READ_REG:
418 		misc_pkt.opcode = MESAPI_MISC__READ_REG;
419 		misc_pkt.read_reg.reg_offset = input->read_reg.reg_offset;
420 		misc_pkt.read_reg.buffer_addr = input->read_reg.buffer_addr;
421 		break;
422 	case MES_MISC_OP_WRITE_REG:
423 		misc_pkt.opcode = MESAPI_MISC__WRITE_REG;
424 		misc_pkt.write_reg.reg_offset = input->write_reg.reg_offset;
425 		misc_pkt.write_reg.reg_value = input->write_reg.reg_value;
426 		break;
427 	case MES_MISC_OP_WRM_REG_WAIT:
428 		misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
429 		misc_pkt.wait_reg_mem.op = WRM_OPERATION__WAIT_REG_MEM;
430 		misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
431 		misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
432 		misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
433 		misc_pkt.wait_reg_mem.reg_offset2 = 0;
434 		break;
435 	case MES_MISC_OP_WRM_REG_WR_WAIT:
436 		misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
437 		misc_pkt.wait_reg_mem.op = WRM_OPERATION__WR_WAIT_WR_REG;
438 		misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
439 		misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
440 		misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
441 		misc_pkt.wait_reg_mem.reg_offset2 = input->wrm_reg.reg1;
442 		break;
443 	case MES_MISC_OP_SET_SHADER_DEBUGGER:
444 		misc_pkt.opcode = MESAPI_MISC__SET_SHADER_DEBUGGER;
445 		misc_pkt.set_shader_debugger.process_context_addr =
446 				input->set_shader_debugger.process_context_addr;
447 		misc_pkt.set_shader_debugger.flags.u32all =
448 				input->set_shader_debugger.flags.u32all;
449 		misc_pkt.set_shader_debugger.spi_gdbg_per_vmid_cntl =
450 				input->set_shader_debugger.spi_gdbg_per_vmid_cntl;
451 		memcpy(misc_pkt.set_shader_debugger.tcp_watch_cntl,
452 				input->set_shader_debugger.tcp_watch_cntl,
453 				sizeof(misc_pkt.set_shader_debugger.tcp_watch_cntl));
454 		misc_pkt.set_shader_debugger.trap_en = input->set_shader_debugger.trap_en;
455 		break;
456 	default:
457 		DRM_ERROR("unsupported misc op (%d) \n", input->op);
458 		return -EINVAL;
459 	}
460 
461 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
462 			&misc_pkt, sizeof(misc_pkt),
463 			offsetof(union MESAPI__MISC, api_status));
464 }
465 
466 static int mes_v12_0_set_hw_resources_1(struct amdgpu_mes *mes)
467 {
468 	union MESAPI_SET_HW_RESOURCES_1 mes_set_hw_res_1_pkt;
469 
470 	memset(&mes_set_hw_res_1_pkt, 0, sizeof(mes_set_hw_res_1_pkt));
471 
472 	mes_set_hw_res_1_pkt.header.type = MES_API_TYPE_SCHEDULER;
473 	mes_set_hw_res_1_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC_1;
474 	mes_set_hw_res_1_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
475 	mes_set_hw_res_1_pkt.mes_kiq_unmap_timeout = 100;
476 
477 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
478 			&mes_set_hw_res_1_pkt, sizeof(mes_set_hw_res_1_pkt),
479 			offsetof(union MESAPI_SET_HW_RESOURCES_1, api_status));
480 }
481 
482 static int mes_v12_0_set_hw_resources(struct amdgpu_mes *mes)
483 {
484 	int i;
485 	struct amdgpu_device *adev = mes->adev;
486 	union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
487 
488 	memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
489 
490 	mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
491 	mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
492 	mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
493 
494 	mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
495 	mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
496 	mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
497 	mes_set_hw_res_pkt.paging_vmid = 0;
498 	mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr = mes->sch_ctx_gpu_addr;
499 	mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
500 		mes->query_status_fence_gpu_addr;
501 
502 	for (i = 0; i < MAX_COMPUTE_PIPES; i++)
503 		mes_set_hw_res_pkt.compute_hqd_mask[i] =
504 			mes->compute_hqd_mask[i];
505 
506 	for (i = 0; i < MAX_GFX_PIPES; i++)
507 		mes_set_hw_res_pkt.gfx_hqd_mask[i] = mes->gfx_hqd_mask[i];
508 
509 	for (i = 0; i < MAX_SDMA_PIPES; i++)
510 		mes_set_hw_res_pkt.sdma_hqd_mask[i] = mes->sdma_hqd_mask[i];
511 
512 	for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
513 		mes_set_hw_res_pkt.aggregated_doorbells[i] =
514 			mes->aggregated_doorbells[i];
515 
516 	for (i = 0; i < 5; i++) {
517 		mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
518 		mes_set_hw_res_pkt.mmhub_base[i] =
519 				adev->reg_offset[MMHUB_HWIP][0][i];
520 		mes_set_hw_res_pkt.osssys_base[i] =
521 		adev->reg_offset[OSSSYS_HWIP][0][i];
522 	}
523 
524 	mes_set_hw_res_pkt.disable_reset = 1;
525 	mes_set_hw_res_pkt.disable_mes_log = 1;
526 	mes_set_hw_res_pkt.use_different_vmid_compute = 1;
527 	mes_set_hw_res_pkt.enable_reg_active_poll = 1;
528 	mes_set_hw_res_pkt.oversubscription_timer = 50;
529 
530 	mes_set_hw_res_pkt.enable_mes_event_int_logging = 0;
531 	mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr = mes->event_log_gpu_addr;
532 
533 	return mes_v12_0_submit_pkt_and_poll_completion(mes,
534 			&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
535 			offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
536 }
537 
538 static void mes_v12_0_init_aggregated_doorbell(struct amdgpu_mes *mes)
539 {
540 	struct amdgpu_device *adev = mes->adev;
541 	uint32_t data;
542 
543 	data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL1);
544 	data &= ~(CP_MES_DOORBELL_CONTROL1__DOORBELL_OFFSET_MASK |
545 		  CP_MES_DOORBELL_CONTROL1__DOORBELL_EN_MASK |
546 		  CP_MES_DOORBELL_CONTROL1__DOORBELL_HIT_MASK);
547 	data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_LOW] <<
548 		CP_MES_DOORBELL_CONTROL1__DOORBELL_OFFSET__SHIFT;
549 	data |= 1 << CP_MES_DOORBELL_CONTROL1__DOORBELL_EN__SHIFT;
550 	WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL1, data);
551 
552 	data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL2);
553 	data &= ~(CP_MES_DOORBELL_CONTROL2__DOORBELL_OFFSET_MASK |
554 		  CP_MES_DOORBELL_CONTROL2__DOORBELL_EN_MASK |
555 		  CP_MES_DOORBELL_CONTROL2__DOORBELL_HIT_MASK);
556 	data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_NORMAL] <<
557 		CP_MES_DOORBELL_CONTROL2__DOORBELL_OFFSET__SHIFT;
558 	data |= 1 << CP_MES_DOORBELL_CONTROL2__DOORBELL_EN__SHIFT;
559 	WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL2, data);
560 
561 	data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL3);
562 	data &= ~(CP_MES_DOORBELL_CONTROL3__DOORBELL_OFFSET_MASK |
563 		  CP_MES_DOORBELL_CONTROL3__DOORBELL_EN_MASK |
564 		  CP_MES_DOORBELL_CONTROL3__DOORBELL_HIT_MASK);
565 	data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_MEDIUM] <<
566 		CP_MES_DOORBELL_CONTROL3__DOORBELL_OFFSET__SHIFT;
567 	data |= 1 << CP_MES_DOORBELL_CONTROL3__DOORBELL_EN__SHIFT;
568 	WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL3, data);
569 
570 	data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL4);
571 	data &= ~(CP_MES_DOORBELL_CONTROL4__DOORBELL_OFFSET_MASK |
572 		  CP_MES_DOORBELL_CONTROL4__DOORBELL_EN_MASK |
573 		  CP_MES_DOORBELL_CONTROL4__DOORBELL_HIT_MASK);
574 	data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_HIGH] <<
575 		CP_MES_DOORBELL_CONTROL4__DOORBELL_OFFSET__SHIFT;
576 	data |= 1 << CP_MES_DOORBELL_CONTROL4__DOORBELL_EN__SHIFT;
577 	WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL4, data);
578 
579 	data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL5);
580 	data &= ~(CP_MES_DOORBELL_CONTROL5__DOORBELL_OFFSET_MASK |
581 		  CP_MES_DOORBELL_CONTROL5__DOORBELL_EN_MASK |
582 		  CP_MES_DOORBELL_CONTROL5__DOORBELL_HIT_MASK);
583 	data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_REALTIME] <<
584 		CP_MES_DOORBELL_CONTROL5__DOORBELL_OFFSET__SHIFT;
585 	data |= 1 << CP_MES_DOORBELL_CONTROL5__DOORBELL_EN__SHIFT;
586 	WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL5, data);
587 
588 	data = 1 << CP_HQD_GFX_CONTROL__DB_UPDATED_MSG_EN__SHIFT;
589 	WREG32_SOC15(GC, 0, regCP_HQD_GFX_CONTROL, data);
590 }
591 
592 
593 static void mes_v12_0_enable_unmapped_doorbell_handling(
594 		struct amdgpu_mes *mes, bool enable)
595 {
596 	struct amdgpu_device *adev = mes->adev;
597 	uint32_t data = RREG32_SOC15(GC, 0, regCP_UNMAPPED_DOORBELL);
598 
599 	/*
600 	 * The default PROC_LSB settng is 0xc which means doorbell
601 	 * addr[16:12] gives the doorbell page number. For kfd, each
602 	 * process will use 2 pages of doorbell, we need to change the
603 	 * setting to 0xd
604 	 */
605 	data &= ~CP_UNMAPPED_DOORBELL__PROC_LSB_MASK;
606 	data |= 0xd <<  CP_UNMAPPED_DOORBELL__PROC_LSB__SHIFT;
607 
608 	data |= (enable ? 1 : 0) << CP_UNMAPPED_DOORBELL__ENABLE__SHIFT;
609 
610 	WREG32_SOC15(GC, 0, regCP_UNMAPPED_DOORBELL, data);
611 }
612 
613 static const struct amdgpu_mes_funcs mes_v12_0_funcs = {
614 	.add_hw_queue = mes_v12_0_add_hw_queue,
615 	.remove_hw_queue = mes_v12_0_remove_hw_queue,
616 	.map_legacy_queue = mes_v12_0_map_legacy_queue,
617 	.unmap_legacy_queue = mes_v12_0_unmap_legacy_queue,
618 	.suspend_gang = mes_v12_0_suspend_gang,
619 	.resume_gang = mes_v12_0_resume_gang,
620 	.misc_op = mes_v12_0_misc_op,
621 };
622 
623 static int mes_v12_0_allocate_ucode_buffer(struct amdgpu_device *adev,
624 					   enum admgpu_mes_pipe pipe)
625 {
626 	int r;
627 	const struct mes_firmware_header_v1_0 *mes_hdr;
628 	const __le32 *fw_data;
629 	unsigned fw_size;
630 
631 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
632 		adev->mes.fw[pipe]->data;
633 
634 	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
635 		   le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
636 	fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
637 
638 	r = amdgpu_bo_create_reserved(adev, fw_size,
639 				      PAGE_SIZE,
640 				      AMDGPU_GEM_DOMAIN_VRAM,
641 				      &adev->mes.ucode_fw_obj[pipe],
642 				      &adev->mes.ucode_fw_gpu_addr[pipe],
643 				      (void **)&adev->mes.ucode_fw_ptr[pipe]);
644 	if (r) {
645 		dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
646 		return r;
647 	}
648 
649 	memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
650 
651 	amdgpu_bo_kunmap(adev->mes.ucode_fw_obj[pipe]);
652 	amdgpu_bo_unreserve(adev->mes.ucode_fw_obj[pipe]);
653 
654 	return 0;
655 }
656 
657 static int mes_v12_0_allocate_ucode_data_buffer(struct amdgpu_device *adev,
658 						enum admgpu_mes_pipe pipe)
659 {
660 	int r;
661 	const struct mes_firmware_header_v1_0 *mes_hdr;
662 	const __le32 *fw_data;
663 	unsigned fw_size;
664 
665 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
666 		adev->mes.fw[pipe]->data;
667 
668 	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
669 		   le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
670 	fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
671 
672 	r = amdgpu_bo_create_reserved(adev, fw_size,
673 				      64 * 1024,
674 				      AMDGPU_GEM_DOMAIN_VRAM,
675 				      &adev->mes.data_fw_obj[pipe],
676 				      &adev->mes.data_fw_gpu_addr[pipe],
677 				      (void **)&adev->mes.data_fw_ptr[pipe]);
678 	if (r) {
679 		dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
680 		return r;
681 	}
682 
683 	memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
684 
685 	amdgpu_bo_kunmap(adev->mes.data_fw_obj[pipe]);
686 	amdgpu_bo_unreserve(adev->mes.data_fw_obj[pipe]);
687 
688 	return 0;
689 }
690 
691 static void mes_v12_0_free_ucode_buffers(struct amdgpu_device *adev,
692 					 enum admgpu_mes_pipe pipe)
693 {
694 	amdgpu_bo_free_kernel(&adev->mes.data_fw_obj[pipe],
695 			      &adev->mes.data_fw_gpu_addr[pipe],
696 			      (void **)&adev->mes.data_fw_ptr[pipe]);
697 
698 	amdgpu_bo_free_kernel(&adev->mes.ucode_fw_obj[pipe],
699 			      &adev->mes.ucode_fw_gpu_addr[pipe],
700 			      (void **)&adev->mes.ucode_fw_ptr[pipe]);
701 }
702 
703 static void mes_v12_0_enable(struct amdgpu_device *adev, bool enable)
704 {
705 	uint64_t ucode_addr;
706 	uint32_t pipe, data = 0;
707 
708 	if (enable) {
709 		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
710 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
711 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
712 		       (!adev->enable_uni_mes && adev->enable_mes_kiq) ? 1 : 0);
713 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
714 
715 		mutex_lock(&adev->srbm_mutex);
716 		for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
717 			if ((!adev->enable_mes_kiq || adev->enable_uni_mes) &&
718 			    pipe == AMDGPU_MES_KIQ_PIPE)
719 				continue;
720 
721 			soc21_grbm_select(adev, 3, pipe, 0, 0);
722 
723 			ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
724 			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
725 				     lower_32_bits(ucode_addr));
726 			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
727 				     upper_32_bits(ucode_addr));
728 		}
729 		soc21_grbm_select(adev, 0, 0, 0, 0);
730 		mutex_unlock(&adev->srbm_mutex);
731 
732 		/* unhalt MES and activate pipe0 */
733 		data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
734 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE,
735 		       (!adev->enable_uni_mes && adev->enable_mes_kiq) ? 1 : 0);
736 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
737 
738 		if (amdgpu_emu_mode)
739 			msleep(100);
740 		else if (adev->enable_uni_mes)
741 			udelay(500);
742 		else
743 			udelay(50);
744 	} else {
745 		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
746 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
747 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
748 		data = REG_SET_FIELD(data, CP_MES_CNTL,
749 				     MES_INVALIDATE_ICACHE, 1);
750 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
751 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
752 		       (!adev->enable_uni_mes && adev->enable_mes_kiq) ? 1 : 0);
753 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
754 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
755 	}
756 }
757 
758 static void mes_v12_0_set_ucode_start_addr(struct amdgpu_device *adev)
759 {
760 	uint64_t ucode_addr;
761 	int pipe;
762 
763 	mes_v12_0_enable(adev, false);
764 
765 	mutex_lock(&adev->srbm_mutex);
766 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
767 		if ((!adev->enable_mes_kiq || adev->enable_uni_mes) &&
768 		    pipe == AMDGPU_MES_KIQ_PIPE)
769 			continue;
770 
771 		/* me=3, queue=0 */
772 		soc21_grbm_select(adev, 3, pipe, 0, 0);
773 
774 		/* set ucode start address */
775 		ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
776 		WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
777 				lower_32_bits(ucode_addr));
778 		WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
779 				upper_32_bits(ucode_addr));
780 
781 		soc21_grbm_select(adev, 0, 0, 0, 0);
782 	}
783 	mutex_unlock(&adev->srbm_mutex);
784 }
785 
786 /* This function is for backdoor MES firmware */
787 static int mes_v12_0_load_microcode(struct amdgpu_device *adev,
788 				    enum admgpu_mes_pipe pipe, bool prime_icache)
789 {
790 	int r;
791 	uint32_t data;
792 
793 	mes_v12_0_enable(adev, false);
794 
795 	if (!adev->mes.fw[pipe])
796 		return -EINVAL;
797 
798 	r = mes_v12_0_allocate_ucode_buffer(adev, pipe);
799 	if (r)
800 		return r;
801 
802 	r = mes_v12_0_allocate_ucode_data_buffer(adev, pipe);
803 	if (r) {
804 		mes_v12_0_free_ucode_buffers(adev, pipe);
805 		return r;
806 	}
807 
808 	mutex_lock(&adev->srbm_mutex);
809 	/* me=3, pipe=0, queue=0 */
810 	soc21_grbm_select(adev, 3, pipe, 0, 0);
811 
812 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_CNTL, 0);
813 
814 	/* set ucode fimrware address */
815 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_LO,
816 		     lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
817 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_HI,
818 		     upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
819 
820 	/* set ucode instruction cache boundary to 2M-1 */
821 	WREG32_SOC15(GC, 0, regCP_MES_MIBOUND_LO, 0x1FFFFF);
822 
823 	/* set ucode data firmware address */
824 	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_LO,
825 		     lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
826 	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_HI,
827 		     upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
828 
829 	/* Set data cache boundary CP_MES_MDBOUND_LO */
830 	WREG32_SOC15(GC, 0, regCP_MES_MDBOUND_LO, 0x7FFFF);
831 
832 	if (prime_icache) {
833 		/* invalidate ICACHE */
834 		data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
835 		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
836 		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
837 		WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
838 
839 		/* prime the ICACHE. */
840 		data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
841 		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
842 		WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
843 	}
844 
845 	soc21_grbm_select(adev, 0, 0, 0, 0);
846 	mutex_unlock(&adev->srbm_mutex);
847 
848 	return 0;
849 }
850 
851 static int mes_v12_0_allocate_eop_buf(struct amdgpu_device *adev,
852 				      enum admgpu_mes_pipe pipe)
853 {
854 	int r;
855 	u32 *eop;
856 
857 	r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
858 			      AMDGPU_GEM_DOMAIN_GTT,
859 			      &adev->mes.eop_gpu_obj[pipe],
860 			      &adev->mes.eop_gpu_addr[pipe],
861 			      (void **)&eop);
862 	if (r) {
863 		dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
864 		return r;
865 	}
866 
867 	memset(eop, 0,
868 	       adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
869 
870 	amdgpu_bo_kunmap(adev->mes.eop_gpu_obj[pipe]);
871 	amdgpu_bo_unreserve(adev->mes.eop_gpu_obj[pipe]);
872 
873 	return 0;
874 }
875 
876 static int mes_v12_0_mqd_init(struct amdgpu_ring *ring)
877 {
878 	struct v12_compute_mqd *mqd = ring->mqd_ptr;
879 	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
880 	uint32_t tmp;
881 
882 	mqd->header = 0xC0310800;
883 	mqd->compute_pipelinestat_enable = 0x00000001;
884 	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
885 	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
886 	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
887 	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
888 	mqd->compute_misc_reserved = 0x00000007;
889 
890 	eop_base_addr = ring->eop_gpu_addr >> 8;
891 
892 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
893 	tmp = regCP_HQD_EOP_CONTROL_DEFAULT;
894 	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
895 			(order_base_2(MES_EOP_SIZE / 4) - 1));
896 
897 	mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
898 	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
899 	mqd->cp_hqd_eop_control = tmp;
900 
901 	/* disable the queue if it's active */
902 	ring->wptr = 0;
903 	mqd->cp_hqd_pq_rptr = 0;
904 	mqd->cp_hqd_pq_wptr_lo = 0;
905 	mqd->cp_hqd_pq_wptr_hi = 0;
906 
907 	/* set the pointer to the MQD */
908 	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
909 	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
910 
911 	/* set MQD vmid to 0 */
912 	tmp = regCP_MQD_CONTROL_DEFAULT;
913 	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
914 	mqd->cp_mqd_control = tmp;
915 
916 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
917 	hqd_gpu_addr = ring->gpu_addr >> 8;
918 	mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
919 	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
920 
921 	/* set the wb address whether it's enabled or not */
922 	wb_gpu_addr = ring->rptr_gpu_addr;
923 	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
924 	mqd->cp_hqd_pq_rptr_report_addr_hi =
925 		upper_32_bits(wb_gpu_addr) & 0xffff;
926 
927 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
928 	wb_gpu_addr = ring->wptr_gpu_addr;
929 	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
930 	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
931 
932 	/* set up the HQD, this is similar to CP_RB0_CNTL */
933 	tmp = regCP_HQD_PQ_CONTROL_DEFAULT;
934 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
935 			    (order_base_2(ring->ring_size / 4) - 1));
936 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
937 			    ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
938 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
939 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
940 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
941 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
942 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
943 	mqd->cp_hqd_pq_control = tmp;
944 
945 	/* enable doorbell */
946 	tmp = 0;
947 	if (ring->use_doorbell) {
948 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
949 				    DOORBELL_OFFSET, ring->doorbell_index);
950 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
951 				    DOORBELL_EN, 1);
952 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
953 				    DOORBELL_SOURCE, 0);
954 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
955 				    DOORBELL_HIT, 0);
956 	} else {
957 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
958 				    DOORBELL_EN, 0);
959 	}
960 	mqd->cp_hqd_pq_doorbell_control = tmp;
961 
962 	mqd->cp_hqd_vmid = 0;
963 	/* activate the queue */
964 	mqd->cp_hqd_active = 1;
965 
966 	tmp = regCP_HQD_PERSISTENT_STATE_DEFAULT;
967 	tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE,
968 			    PRELOAD_SIZE, 0x55);
969 	mqd->cp_hqd_persistent_state = tmp;
970 
971 	mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_DEFAULT;
972 	mqd->cp_hqd_iq_timer = regCP_HQD_IQ_TIMER_DEFAULT;
973 	mqd->cp_hqd_quantum = regCP_HQD_QUANTUM_DEFAULT;
974 
975 	return 0;
976 }
977 
978 static void mes_v12_0_queue_init_register(struct amdgpu_ring *ring)
979 {
980 	struct v12_compute_mqd *mqd = ring->mqd_ptr;
981 	struct amdgpu_device *adev = ring->adev;
982 	uint32_t data = 0;
983 
984 	mutex_lock(&adev->srbm_mutex);
985 	soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
986 
987 	/* set CP_HQD_VMID.VMID = 0. */
988 	data = RREG32_SOC15(GC, 0, regCP_HQD_VMID);
989 	data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
990 	WREG32_SOC15(GC, 0, regCP_HQD_VMID, data);
991 
992 	/* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
993 	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
994 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
995 			     DOORBELL_EN, 0);
996 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
997 
998 	/* set CP_MQD_BASE_ADDR/HI with the MQD base address */
999 	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
1000 	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
1001 
1002 	/* set CP_MQD_CONTROL.VMID=0 */
1003 	data = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
1004 	data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
1005 	WREG32_SOC15(GC, 0, regCP_MQD_CONTROL, 0);
1006 
1007 	/* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
1008 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
1009 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
1010 
1011 	/* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
1012 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
1013 		     mqd->cp_hqd_pq_rptr_report_addr_lo);
1014 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
1015 		     mqd->cp_hqd_pq_rptr_report_addr_hi);
1016 
1017 	/* set CP_HQD_PQ_CONTROL */
1018 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
1019 
1020 	/* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
1021 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
1022 		     mqd->cp_hqd_pq_wptr_poll_addr_lo);
1023 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
1024 		     mqd->cp_hqd_pq_wptr_poll_addr_hi);
1025 
1026 	/* set CP_HQD_PQ_DOORBELL_CONTROL */
1027 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
1028 		     mqd->cp_hqd_pq_doorbell_control);
1029 
1030 	/* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
1031 	WREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
1032 
1033 	/* set CP_HQD_ACTIVE.ACTIVE=1 */
1034 	WREG32_SOC15(GC, 0, regCP_HQD_ACTIVE, mqd->cp_hqd_active);
1035 
1036 	soc21_grbm_select(adev, 0, 0, 0, 0);
1037 	mutex_unlock(&adev->srbm_mutex);
1038 }
1039 
1040 static int mes_v12_0_kiq_enable_queue(struct amdgpu_device *adev)
1041 {
1042 	struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
1043 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[0].ring;
1044 	int r;
1045 
1046 	if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
1047 		return -EINVAL;
1048 
1049 	r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size);
1050 	if (r) {
1051 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
1052 		return r;
1053 	}
1054 
1055 	kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring);
1056 
1057 	r = amdgpu_ring_test_ring(kiq_ring);
1058 	if (r) {
1059 		DRM_ERROR("kfq enable failed\n");
1060 		kiq_ring->sched.ready = false;
1061 	}
1062 	return r;
1063 }
1064 
1065 static int mes_v12_0_queue_init(struct amdgpu_device *adev,
1066 				enum admgpu_mes_pipe pipe)
1067 {
1068 	struct amdgpu_ring *ring;
1069 	int r;
1070 
1071 	if (pipe == AMDGPU_MES_KIQ_PIPE)
1072 		ring = &adev->gfx.kiq[0].ring;
1073 	else if (pipe == AMDGPU_MES_SCHED_PIPE)
1074 		ring = &adev->mes.ring;
1075 	else
1076 		BUG();
1077 
1078 	if ((pipe == AMDGPU_MES_SCHED_PIPE) &&
1079 	    (amdgpu_in_reset(adev) || adev->in_suspend)) {
1080 		*(ring->wptr_cpu_addr) = 0;
1081 		*(ring->rptr_cpu_addr) = 0;
1082 		amdgpu_ring_clear_ring(ring);
1083 	}
1084 
1085 	r = mes_v12_0_mqd_init(ring);
1086 	if (r)
1087 		return r;
1088 
1089 	if (pipe == AMDGPU_MES_SCHED_PIPE) {
1090 		if (adev->enable_uni_mes) {
1091 			mes_v12_0_queue_init_register(ring);
1092 		} else {
1093 			r = mes_v12_0_kiq_enable_queue(adev);
1094 			if (r)
1095 				return r;
1096 		}
1097 	} else {
1098 		mes_v12_0_queue_init_register(ring);
1099 	}
1100 
1101 	/* get MES scheduler/KIQ versions */
1102 	mutex_lock(&adev->srbm_mutex);
1103 	soc21_grbm_select(adev, 3, pipe, 0, 0);
1104 
1105 	if (pipe == AMDGPU_MES_SCHED_PIPE)
1106 		adev->mes.sched_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
1107 	else if (pipe == AMDGPU_MES_KIQ_PIPE && adev->enable_mes_kiq)
1108 		adev->mes.kiq_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
1109 
1110 	soc21_grbm_select(adev, 0, 0, 0, 0);
1111 	mutex_unlock(&adev->srbm_mutex);
1112 
1113 	return 0;
1114 }
1115 
1116 static int mes_v12_0_ring_init(struct amdgpu_device *adev)
1117 {
1118 	struct amdgpu_ring *ring;
1119 
1120 	ring = &adev->mes.ring;
1121 
1122 	ring->funcs = &mes_v12_0_ring_funcs;
1123 
1124 	ring->me = 3;
1125 	ring->pipe = 0;
1126 	ring->queue = 0;
1127 
1128 	ring->ring_obj = NULL;
1129 	ring->use_doorbell = true;
1130 	ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
1131 	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_SCHED_PIPE];
1132 	ring->no_scheduler = true;
1133 	sprintf(ring->name, "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
1134 
1135 	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
1136 				AMDGPU_RING_PRIO_DEFAULT, NULL);
1137 }
1138 
1139 static int mes_v12_0_kiq_ring_init(struct amdgpu_device *adev)
1140 {
1141 	struct amdgpu_ring *ring;
1142 
1143 	spin_lock_init(&adev->gfx.kiq[0].ring_lock);
1144 
1145 	ring = &adev->gfx.kiq[0].ring;
1146 
1147 	ring->me = 3;
1148 	ring->pipe = adev->enable_uni_mes ? 0 : 1;
1149 	ring->queue = 0;
1150 
1151 	ring->adev = NULL;
1152 	ring->ring_obj = NULL;
1153 	ring->use_doorbell = true;
1154 	ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
1155 	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
1156 	ring->no_scheduler = true;
1157 	sprintf(ring->name, "mes_kiq_%d.%d.%d",
1158 		ring->me, ring->pipe, ring->queue);
1159 
1160 	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
1161 				AMDGPU_RING_PRIO_DEFAULT, NULL);
1162 }
1163 
1164 static int mes_v12_0_mqd_sw_init(struct amdgpu_device *adev,
1165 				 enum admgpu_mes_pipe pipe)
1166 {
1167 	int r, mqd_size = sizeof(struct v12_compute_mqd);
1168 	struct amdgpu_ring *ring;
1169 
1170 	if (pipe == AMDGPU_MES_KIQ_PIPE)
1171 		ring = &adev->gfx.kiq[0].ring;
1172 	else if (pipe == AMDGPU_MES_SCHED_PIPE)
1173 		ring = &adev->mes.ring;
1174 	else
1175 		BUG();
1176 
1177 	if (ring->mqd_obj)
1178 		return 0;
1179 
1180 	r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,
1181 				    AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
1182 				    &ring->mqd_gpu_addr, &ring->mqd_ptr);
1183 	if (r) {
1184 		dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
1185 		return r;
1186 	}
1187 
1188 	memset(ring->mqd_ptr, 0, mqd_size);
1189 
1190 	/* prepare MQD backup */
1191 	adev->mes.mqd_backup[pipe] = kmalloc(mqd_size, GFP_KERNEL);
1192 	if (!adev->mes.mqd_backup[pipe])
1193 		dev_warn(adev->dev,
1194 			 "no memory to create MQD backup for ring %s\n",
1195 			 ring->name);
1196 
1197 	return 0;
1198 }
1199 
1200 static int mes_v12_0_sw_init(void *handle)
1201 {
1202 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1203 	int pipe, r;
1204 
1205 	adev->mes.funcs = &mes_v12_0_funcs;
1206 	adev->mes.kiq_hw_init = &mes_v12_0_kiq_hw_init;
1207 	adev->mes.kiq_hw_fini = &mes_v12_0_kiq_hw_fini;
1208 
1209 	r = amdgpu_mes_init(adev);
1210 	if (r)
1211 		return r;
1212 
1213 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1214 		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1215 			continue;
1216 
1217 		r = mes_v12_0_allocate_eop_buf(adev, pipe);
1218 		if (r)
1219 			return r;
1220 
1221 		r = mes_v12_0_mqd_sw_init(adev, pipe);
1222 		if (r)
1223 			return r;
1224 	}
1225 
1226 	if (adev->enable_mes_kiq) {
1227 		r = mes_v12_0_kiq_ring_init(adev);
1228 		if (r)
1229 			return r;
1230 	}
1231 
1232 	r = mes_v12_0_ring_init(adev);
1233 	if (r)
1234 		return r;
1235 
1236 	return 0;
1237 }
1238 
1239 static int mes_v12_0_sw_fini(void *handle)
1240 {
1241 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1242 	int pipe;
1243 
1244 	amdgpu_device_wb_free(adev, adev->mes.sch_ctx_offs);
1245 	amdgpu_device_wb_free(adev, adev->mes.query_status_fence_offs);
1246 
1247 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1248 		kfree(adev->mes.mqd_backup[pipe]);
1249 
1250 		amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj[pipe],
1251 				      &adev->mes.eop_gpu_addr[pipe],
1252 				      NULL);
1253 		amdgpu_ucode_release(&adev->mes.fw[pipe]);
1254 	}
1255 
1256 	amdgpu_bo_free_kernel(&adev->gfx.kiq[0].ring.mqd_obj,
1257 			      &adev->gfx.kiq[0].ring.mqd_gpu_addr,
1258 			      &adev->gfx.kiq[0].ring.mqd_ptr);
1259 
1260 	amdgpu_bo_free_kernel(&adev->mes.ring.mqd_obj,
1261 			      &adev->mes.ring.mqd_gpu_addr,
1262 			      &adev->mes.ring.mqd_ptr);
1263 
1264 	amdgpu_ring_fini(&adev->gfx.kiq[0].ring);
1265 	amdgpu_ring_fini(&adev->mes.ring);
1266 
1267 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1268 		mes_v12_0_free_ucode_buffers(adev, AMDGPU_MES_KIQ_PIPE);
1269 		mes_v12_0_free_ucode_buffers(adev, AMDGPU_MES_SCHED_PIPE);
1270 	}
1271 
1272 	amdgpu_mes_fini(adev);
1273 	return 0;
1274 }
1275 
1276 static void mes_v12_0_kiq_dequeue_sched(struct amdgpu_device *adev)
1277 {
1278 	uint32_t data;
1279 	int i;
1280 
1281 	mutex_lock(&adev->srbm_mutex);
1282 	soc21_grbm_select(adev, 3, AMDGPU_MES_SCHED_PIPE, 0, 0);
1283 
1284 	/* disable the queue if it's active */
1285 	if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
1286 		WREG32_SOC15(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
1287 		for (i = 0; i < adev->usec_timeout; i++) {
1288 			if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
1289 				break;
1290 			udelay(1);
1291 		}
1292 	}
1293 	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
1294 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1295 				DOORBELL_EN, 0);
1296 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1297 				DOORBELL_HIT, 1);
1298 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
1299 
1300 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0);
1301 
1302 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_LO, 0);
1303 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_HI, 0);
1304 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR, 0);
1305 
1306 	soc21_grbm_select(adev, 0, 0, 0, 0);
1307 	mutex_unlock(&adev->srbm_mutex);
1308 
1309 	adev->mes.ring.sched.ready = false;
1310 }
1311 
1312 static void mes_v12_0_kiq_setting(struct amdgpu_ring *ring)
1313 {
1314 	uint32_t tmp;
1315 	struct amdgpu_device *adev = ring->adev;
1316 
1317 	/* tell RLC which is KIQ queue */
1318 	tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1319 	tmp &= 0xffffff00;
1320 	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1321 	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1322 	tmp |= 0x80;
1323 	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1324 }
1325 
1326 static int mes_v12_0_kiq_hw_init(struct amdgpu_device *adev)
1327 {
1328 	int r = 0;
1329 
1330 	mes_v12_0_kiq_setting(&adev->gfx.kiq[0].ring);
1331 
1332 	if (adev->enable_uni_mes)
1333 		return mes_v12_0_hw_init(adev);
1334 
1335 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1336 
1337 		r = mes_v12_0_load_microcode(adev, AMDGPU_MES_SCHED_PIPE, false);
1338 		if (r) {
1339 			DRM_ERROR("failed to load MES fw, r=%d\n", r);
1340 			return r;
1341 		}
1342 
1343 		r = mes_v12_0_load_microcode(adev, AMDGPU_MES_KIQ_PIPE, true);
1344 		if (r) {
1345 			DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
1346 			return r;
1347 		}
1348 
1349 		mes_v12_0_set_ucode_start_addr(adev);
1350 
1351 	} else if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO)
1352 		mes_v12_0_set_ucode_start_addr(adev);
1353 
1354 	mes_v12_0_enable(adev, true);
1355 
1356 	r = mes_v12_0_queue_init(adev, AMDGPU_MES_KIQ_PIPE);
1357 	if (r)
1358 		goto failure;
1359 
1360 	r = mes_v12_0_hw_init(adev);
1361 	if (r)
1362 		goto failure;
1363 
1364 	return r;
1365 
1366 failure:
1367 	mes_v12_0_hw_fini(adev);
1368 	return r;
1369 }
1370 
1371 static int mes_v12_0_kiq_hw_fini(struct amdgpu_device *adev)
1372 {
1373 	if (!adev->enable_uni_mes && adev->mes.ring.sched.ready)
1374 		mes_v12_0_kiq_dequeue_sched(adev);
1375 
1376 	if (!amdgpu_sriov_vf(adev))
1377 		mes_v12_0_enable(adev, false);
1378 
1379 	return 0;
1380 }
1381 
1382 static int mes_v12_0_hw_init(void *handle)
1383 {
1384 	int r;
1385 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1386 
1387 	if (adev->mes.ring.sched.ready)
1388 		goto out;
1389 
1390 	if (!adev->enable_mes_kiq || adev->enable_uni_mes) {
1391 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1392 			r = mes_v12_0_load_microcode(adev,
1393 					     AMDGPU_MES_SCHED_PIPE, true);
1394 			if (r) {
1395 				DRM_ERROR("failed to MES fw, r=%d\n", r);
1396 				return r;
1397 			}
1398 
1399 			mes_v12_0_set_ucode_start_addr(adev);
1400 
1401 		} else if (adev->firmware.load_type ==
1402 			   AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
1403 
1404 			mes_v12_0_set_ucode_start_addr(adev);
1405 		}
1406 
1407 		mes_v12_0_enable(adev, true);
1408 	}
1409 
1410 	r = mes_v12_0_queue_init(adev, AMDGPU_MES_SCHED_PIPE);
1411 	if (r)
1412 		goto failure;
1413 
1414 	r = mes_v12_0_set_hw_resources(&adev->mes);
1415 	if (r)
1416 		goto failure;
1417 
1418 	if (adev->enable_uni_mes)
1419 		mes_v12_0_set_hw_resources_1(&adev->mes);
1420 
1421 	mes_v12_0_init_aggregated_doorbell(&adev->mes);
1422 
1423 	/* Enable the MES to handle doorbell ring on unmapped queue */
1424 	mes_v12_0_enable_unmapped_doorbell_handling(&adev->mes, true);
1425 
1426 	r = mes_v12_0_query_sched_status(&adev->mes);
1427 	if (r) {
1428 		DRM_ERROR("MES is busy\n");
1429 		goto failure;
1430 	}
1431 
1432 out:
1433 	/*
1434 	 * Disable KIQ ring usage from the driver once MES is enabled.
1435 	 * MES uses KIQ ring exclusively so driver cannot access KIQ ring
1436 	 * with MES enabled.
1437 	 */
1438 	adev->gfx.kiq[0].ring.sched.ready = false;
1439 	adev->mes.ring.sched.ready = true;
1440 
1441 	return 0;
1442 
1443 failure:
1444 	mes_v12_0_hw_fini(adev);
1445 	return r;
1446 }
1447 
1448 static int mes_v12_0_hw_fini(void *handle)
1449 {
1450 	return 0;
1451 }
1452 
1453 static int mes_v12_0_suspend(void *handle)
1454 {
1455 	int r;
1456 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1457 
1458 	r = amdgpu_mes_suspend(adev);
1459 	if (r)
1460 		return r;
1461 
1462 	return mes_v12_0_hw_fini(adev);
1463 }
1464 
1465 static int mes_v12_0_resume(void *handle)
1466 {
1467 	int r;
1468 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1469 
1470 	r = mes_v12_0_hw_init(adev);
1471 	if (r)
1472 		return r;
1473 
1474 	return amdgpu_mes_resume(adev);
1475 }
1476 
1477 static int mes_v12_0_early_init(void *handle)
1478 {
1479 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1480 	int pipe, r;
1481 
1482 	if (adev->enable_uni_mes) {
1483 		r = amdgpu_mes_init_microcode(adev, AMDGPU_MES_SCHED_PIPE);
1484 		if (!r)
1485 			return 0;
1486 
1487 		adev->enable_uni_mes = false;
1488 	}
1489 
1490 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1491 		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1492 			continue;
1493 		r = amdgpu_mes_init_microcode(adev, pipe);
1494 		if (r)
1495 			return r;
1496 	}
1497 
1498 	return 0;
1499 }
1500 
1501 static int mes_v12_0_late_init(void *handle)
1502 {
1503 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1504 
1505 	/* it's only intended for use in mes_self_test case, not for s0ix and reset */
1506 	if (!amdgpu_in_reset(adev) && !adev->in_s0ix && !adev->in_suspend)
1507 		amdgpu_mes_self_test(adev);
1508 
1509 	return 0;
1510 }
1511 
1512 static const struct amd_ip_funcs mes_v12_0_ip_funcs = {
1513 	.name = "mes_v12_0",
1514 	.early_init = mes_v12_0_early_init,
1515 	.late_init = mes_v12_0_late_init,
1516 	.sw_init = mes_v12_0_sw_init,
1517 	.sw_fini = mes_v12_0_sw_fini,
1518 	.hw_init = mes_v12_0_hw_init,
1519 	.hw_fini = mes_v12_0_hw_fini,
1520 	.suspend = mes_v12_0_suspend,
1521 	.resume = mes_v12_0_resume,
1522 };
1523 
1524 const struct amdgpu_ip_block_version mes_v12_0_ip_block = {
1525 	.type = AMD_IP_BLOCK_TYPE_MES,
1526 	.major = 12,
1527 	.minor = 0,
1528 	.rev = 0,
1529 	.funcs = &mes_v12_0_ip_funcs,
1530 };
1531