xref: /linux/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c (revision 1fd1dc41724319406b0aff221a352a400b0ddfc5)
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 "gfx_v11_0.h"
30 #include "gc/gc_11_0_0_offset.h"
31 #include "gc/gc_11_0_0_sh_mask.h"
32 #include "gc/gc_11_0_0_default.h"
33 #include "v11_structs.h"
34 #include "mes_v11_api_def.h"
35 
36 MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes.bin");
37 MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes_2.bin");
38 MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes1.bin");
39 MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes.bin");
40 MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes_2.bin");
41 MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes1.bin");
42 MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes.bin");
43 MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes_2.bin");
44 MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes1.bin");
45 MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes.bin");
46 MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes_2.bin");
47 MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes1.bin");
48 MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes.bin");
49 MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes_2.bin");
50 MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes1.bin");
51 MODULE_FIRMWARE("amdgpu/gc_11_5_0_mes_2.bin");
52 MODULE_FIRMWARE("amdgpu/gc_11_5_0_mes1.bin");
53 MODULE_FIRMWARE("amdgpu/gc_11_5_1_mes_2.bin");
54 MODULE_FIRMWARE("amdgpu/gc_11_5_1_mes1.bin");
55 MODULE_FIRMWARE("amdgpu/gc_11_5_2_mes_2.bin");
56 MODULE_FIRMWARE("amdgpu/gc_11_5_2_mes1.bin");
57 MODULE_FIRMWARE("amdgpu/gc_11_5_3_mes_2.bin");
58 MODULE_FIRMWARE("amdgpu/gc_11_5_3_mes1.bin");
59 MODULE_FIRMWARE("amdgpu/gc_11_5_4_mes_2.bin");
60 MODULE_FIRMWARE("amdgpu/gc_11_5_4_mes1.bin");
61 
62 static int mes_v11_0_hw_init(struct amdgpu_ip_block *ip_block);
63 static int mes_v11_0_hw_fini(struct amdgpu_ip_block *ip_block);
64 static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev, uint32_t xcc_id);
65 static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev, uint32_t xcc_id);
66 
67 #define MES_EOP_SIZE   2048
68 #define GFX_MES_DRAM_SIZE	0x80000
69 #define MES11_HW_RESOURCE_1_SIZE (128 * AMDGPU_GPU_PAGE_SIZE)
70 
71 #define MES11_HUNG_DB_OFFSET_ARRAY_SIZE 8 /* [0:3] = db offset, [4:7] = hqd info */
72 #define MES11_HUNG_HQD_INFO_OFFSET	4
73 
74 static void mes_v11_0_ring_set_wptr(struct amdgpu_ring *ring)
75 {
76 	struct amdgpu_device *adev = ring->adev;
77 
78 	if (ring->use_doorbell) {
79 		atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
80 			     ring->wptr);
81 		WDOORBELL64(ring->doorbell_index, ring->wptr);
82 	} else {
83 		BUG();
84 	}
85 }
86 
87 static u64 mes_v11_0_ring_get_rptr(struct amdgpu_ring *ring)
88 {
89 	return *ring->rptr_cpu_addr;
90 }
91 
92 static u64 mes_v11_0_ring_get_wptr(struct amdgpu_ring *ring)
93 {
94 	u64 wptr;
95 
96 	if (ring->use_doorbell)
97 		wptr = atomic64_read((atomic64_t *)ring->wptr_cpu_addr);
98 	else
99 		BUG();
100 	return wptr;
101 }
102 
103 static const struct amdgpu_ring_funcs mes_v11_0_ring_funcs = {
104 	.type = AMDGPU_RING_TYPE_MES,
105 	.align_mask = 1,
106 	.nop = 0,
107 	.support_64bit_ptrs = true,
108 	.get_rptr = mes_v11_0_ring_get_rptr,
109 	.get_wptr = mes_v11_0_ring_get_wptr,
110 	.set_wptr = mes_v11_0_ring_set_wptr,
111 	.insert_nop = amdgpu_ring_insert_nop,
112 };
113 
114 static const char *mes_v11_0_opcodes[] = {
115 	"SET_HW_RSRC",
116 	"SET_SCHEDULING_CONFIG",
117 	"ADD_QUEUE",
118 	"REMOVE_QUEUE",
119 	"PERFORM_YIELD",
120 	"SET_GANG_PRIORITY_LEVEL",
121 	"SUSPEND",
122 	"RESUME",
123 	"RESET",
124 	"SET_LOG_BUFFER",
125 	"CHANGE_GANG_PRORITY",
126 	"QUERY_SCHEDULER_STATUS",
127 	"PROGRAM_GDS",
128 	"SET_DEBUG_VMID",
129 	"MISC",
130 	"UPDATE_ROOT_PAGE_TABLE",
131 	"AMD_LOG",
132 	"unused",
133 	"unused",
134 	"SET_HW_RSRC_1",
135 };
136 
137 static const char *mes_v11_0_misc_opcodes[] = {
138 	"WRITE_REG",
139 	"INV_GART",
140 	"QUERY_STATUS",
141 	"READ_REG",
142 	"WAIT_REG_MEM",
143 	"SET_SHADER_DEBUGGER",
144 };
145 
146 static const char *mes_v11_0_get_op_string(union MESAPI__MISC *x_pkt)
147 {
148 	const char *op_str = NULL;
149 
150 	if (x_pkt->header.opcode < ARRAY_SIZE(mes_v11_0_opcodes))
151 		op_str = mes_v11_0_opcodes[x_pkt->header.opcode];
152 
153 	return op_str;
154 }
155 
156 static const char *mes_v11_0_get_misc_op_string(union MESAPI__MISC *x_pkt)
157 {
158 	const char *op_str = NULL;
159 
160 	if ((x_pkt->header.opcode == MES_SCH_API_MISC) &&
161 	    (x_pkt->opcode < ARRAY_SIZE(mes_v11_0_misc_opcodes)))
162 		op_str = mes_v11_0_misc_opcodes[x_pkt->opcode];
163 
164 	return op_str;
165 }
166 
167 static int mes_v11_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
168 						    void *pkt, int size,
169 						    int api_status_off)
170 {
171 	union MESAPI__QUERY_MES_STATUS mes_status_pkt;
172 	signed long timeout = 2100000; /* 2100 ms */
173 	struct amdgpu_device *adev = mes->adev;
174 	struct amdgpu_ring *ring = &mes->ring[0];
175 	struct MES_API_STATUS *api_status;
176 	union MESAPI__MISC *x_pkt = pkt;
177 	const char *op_str, *misc_op_str;
178 	unsigned long flags;
179 	u64 status_gpu_addr;
180 	u32 seq, status_offset;
181 	u64 *status_ptr;
182 	signed long r;
183 	int ret;
184 
185 	if (x_pkt->header.opcode >= MES_SCH_API_MAX)
186 		return -EINVAL;
187 
188 	if (amdgpu_emu_mode) {
189 		timeout *= 100;
190 	} else if (amdgpu_sriov_vf(adev)) {
191 		/* Worst case in sriov where all other 15 VF timeout, each VF needs about 600ms */
192 		timeout = 15 * 600 * 1000;
193 	}
194 
195 	ret = amdgpu_device_wb_get(adev, &status_offset);
196 	if (ret)
197 		return ret;
198 
199 	status_gpu_addr = adev->wb.gpu_addr + (status_offset * 4);
200 	status_ptr = (u64 *)&adev->wb.wb[status_offset];
201 	*status_ptr = 0;
202 
203 	spin_lock_irqsave(&mes->ring_lock[0], flags);
204 	r = amdgpu_ring_alloc(ring, (size + sizeof(mes_status_pkt)) / 4);
205 	if (r)
206 		goto error_unlock_free;
207 
208 	seq = ++ring->fence_drv.sync_seq;
209 	r = amdgpu_fence_wait_polling(ring,
210 				      seq - ring->fence_drv.num_fences_mask,
211 				      timeout);
212 	if (r < 1)
213 		goto error_undo;
214 
215 	api_status = (struct MES_API_STATUS *)((char *)pkt + api_status_off);
216 	api_status->api_completion_fence_addr = status_gpu_addr;
217 	api_status->api_completion_fence_value = 1;
218 
219 	amdgpu_ring_write_multiple(ring, pkt, size / 4);
220 
221 	memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
222 	mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
223 	mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
224 	mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
225 	mes_status_pkt.api_status.api_completion_fence_addr =
226 		ring->fence_drv.gpu_addr;
227 	mes_status_pkt.api_status.api_completion_fence_value = seq;
228 
229 	amdgpu_ring_write_multiple(ring, &mes_status_pkt,
230 				   sizeof(mes_status_pkt) / 4);
231 
232 	amdgpu_ring_commit(ring);
233 	spin_unlock_irqrestore(&mes->ring_lock[0], flags);
234 
235 	op_str = mes_v11_0_get_op_string(x_pkt);
236 	misc_op_str = mes_v11_0_get_misc_op_string(x_pkt);
237 
238 	if (misc_op_str)
239 		dev_dbg(adev->dev, "MES msg=%s (%s) was emitted\n", op_str,
240 			misc_op_str);
241 	else if (op_str)
242 		dev_dbg(adev->dev, "MES msg=%s was emitted\n", op_str);
243 	else
244 		dev_dbg(adev->dev, "MES msg=%d was emitted\n",
245 			x_pkt->header.opcode);
246 
247 	r = amdgpu_fence_wait_polling(ring, seq, timeout);
248 	if (r < 1 || !*status_ptr) {
249 
250 		if (misc_op_str)
251 			dev_err(adev->dev, "MES failed to respond to msg=%s (%s)\n",
252 				op_str, misc_op_str);
253 		else if (op_str)
254 			dev_err(adev->dev, "MES failed to respond to msg=%s\n",
255 				op_str);
256 		else
257 			dev_err(adev->dev, "MES failed to respond to msg=%d\n",
258 				x_pkt->header.opcode);
259 
260 		while (halt_if_hws_hang)
261 			schedule();
262 
263 		r = -ETIMEDOUT;
264 		goto error_wb_free;
265 	}
266 
267 	amdgpu_device_wb_free(adev, status_offset);
268 	return 0;
269 
270 error_undo:
271 	dev_err(adev->dev, "MES ring buffer is full.\n");
272 	amdgpu_ring_undo(ring);
273 
274 error_unlock_free:
275 	spin_unlock_irqrestore(&mes->ring_lock[0], flags);
276 
277 error_wb_free:
278 	amdgpu_device_wb_free(adev, status_offset);
279 	return r;
280 }
281 
282 static int convert_to_mes_queue_type(int queue_type)
283 {
284 	if (queue_type == AMDGPU_RING_TYPE_GFX)
285 		return MES_QUEUE_TYPE_GFX;
286 	else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
287 		return MES_QUEUE_TYPE_COMPUTE;
288 	else if (queue_type == AMDGPU_RING_TYPE_SDMA)
289 		return MES_QUEUE_TYPE_SDMA;
290 	else
291 		BUG();
292 	return -1;
293 }
294 
295 static int convert_to_mes_priority_level(int priority_level)
296 {
297 	switch (priority_level) {
298 	case AMDGPU_MES_PRIORITY_LEVEL_LOW:
299 		return AMD_PRIORITY_LEVEL_LOW;
300 	case AMDGPU_MES_PRIORITY_LEVEL_NORMAL:
301 	default:
302 		return AMD_PRIORITY_LEVEL_NORMAL;
303 	case AMDGPU_MES_PRIORITY_LEVEL_MEDIUM:
304 		return AMD_PRIORITY_LEVEL_MEDIUM;
305 	case AMDGPU_MES_PRIORITY_LEVEL_HIGH:
306 		return AMD_PRIORITY_LEVEL_HIGH;
307 	case AMDGPU_MES_PRIORITY_LEVEL_REALTIME:
308 		return AMD_PRIORITY_LEVEL_REALTIME;
309 	}
310 }
311 
312 static int mes_v11_0_add_hw_queue(struct amdgpu_mes *mes,
313 				  struct mes_add_queue_input *input)
314 {
315 	struct amdgpu_device *adev = mes->adev;
316 	union MESAPI__ADD_QUEUE mes_add_queue_pkt;
317 	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
318 	uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
319 
320 	memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
321 
322 	mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
323 	mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
324 	mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
325 
326 	mes_add_queue_pkt.process_id = input->process_id;
327 	mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
328 	mes_add_queue_pkt.process_va_start = input->process_va_start;
329 	mes_add_queue_pkt.process_va_end = input->process_va_end;
330 	mes_add_queue_pkt.process_quantum = input->process_quantum;
331 	mes_add_queue_pkt.process_context_addr = input->process_context_addr;
332 	mes_add_queue_pkt.gang_quantum = input->gang_quantum;
333 	mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
334 	mes_add_queue_pkt.inprocess_gang_priority =
335 		convert_to_mes_priority_level(input->inprocess_gang_priority);
336 	mes_add_queue_pkt.gang_global_priority_level =
337 		convert_to_mes_priority_level(input->gang_global_priority_level);
338 	mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
339 	mes_add_queue_pkt.mqd_addr = input->mqd_addr;
340 
341 	if (((adev->mes.sched_version & AMDGPU_MES_API_VERSION_MASK) >>
342 			AMDGPU_MES_API_VERSION_SHIFT) >= 2)
343 		mes_add_queue_pkt.wptr_addr = input->wptr_mc_addr;
344 	else
345 		mes_add_queue_pkt.wptr_addr = input->wptr_addr;
346 
347 	mes_add_queue_pkt.queue_type =
348 		convert_to_mes_queue_type(input->queue_type);
349 	mes_add_queue_pkt.paging = input->paging;
350 	mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
351 	mes_add_queue_pkt.gws_base = input->gws_base;
352 	mes_add_queue_pkt.gws_size = input->gws_size;
353 	mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
354 	mes_add_queue_pkt.tma_addr = input->tma_addr;
355 	mes_add_queue_pkt.trap_en = input->trap_en;
356 	mes_add_queue_pkt.skip_process_ctx_clear = input->skip_process_ctx_clear;
357 	mes_add_queue_pkt.is_kfd_process = input->is_kfd_process;
358 
359 	/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
360 	mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
361 	mes_add_queue_pkt.gds_size = input->queue_size;
362 
363 	mes_add_queue_pkt.exclusively_scheduled = input->exclusively_scheduled;
364 
365 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
366 			&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
367 			offsetof(union MESAPI__ADD_QUEUE, api_status));
368 }
369 
370 static int mes_v11_0_remove_hw_queue(struct amdgpu_mes *mes,
371 				     struct mes_remove_queue_input *input)
372 {
373 	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
374 	uint32_t mes_rev = mes->sched_version & AMDGPU_MES_VERSION_MASK;
375 
376 	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
377 
378 	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
379 	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
380 	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
381 
382 	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
383 	mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
384 
385 	if (mes_rev >= 0x60)
386 		mes_remove_queue_pkt.remove_queue_after_reset = input->remove_queue_after_reset;
387 
388 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
389 			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
390 			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
391 }
392 
393 static int mes_v11_0_reset_queue_mmio(struct amdgpu_mes *mes, uint32_t queue_type,
394 				      uint32_t me_id, uint32_t pipe_id,
395 				      uint32_t queue_id, uint32_t vmid)
396 {
397 	struct amdgpu_device *adev = mes->adev;
398 	uint32_t value, reg;
399 	int i, r = 0;
400 
401 	amdgpu_gfx_rlc_enter_safe_mode(adev, 0);
402 
403 	if (queue_type == AMDGPU_RING_TYPE_GFX) {
404 		dev_info(adev->dev, "reset gfx queue (%d:%d:%d: vmid:%d)\n",
405 			 me_id, pipe_id, queue_id, vmid);
406 
407 		mutex_lock(&adev->gfx.reset_sem_mutex);
408 		gfx_v11_0_request_gfx_index_mutex(adev, true);
409 		/* all se allow writes */
410 		WREG32_SOC15(GC, 0, regGRBM_GFX_INDEX,
411 			     (uint32_t)(0x1 << GRBM_GFX_INDEX__SE_BROADCAST_WRITES__SHIFT));
412 		value = REG_SET_FIELD(0, CP_VMID_RESET, RESET_REQUEST, 1 << vmid);
413 		if (pipe_id == 0)
414 			value = REG_SET_FIELD(value, CP_VMID_RESET, PIPE0_QUEUES, 1 << queue_id);
415 		else
416 			value = REG_SET_FIELD(value, CP_VMID_RESET, PIPE1_QUEUES, 1 << queue_id);
417 		WREG32_SOC15(GC, 0, regCP_VMID_RESET, value);
418 		gfx_v11_0_request_gfx_index_mutex(adev, false);
419 		mutex_unlock(&adev->gfx.reset_sem_mutex);
420 
421 		mutex_lock(&adev->srbm_mutex);
422 		soc21_grbm_select(adev, me_id, pipe_id, queue_id, 0);
423 		/* wait till dequeue take effects */
424 		for (i = 0; i < adev->usec_timeout; i++) {
425 			if (!(RREG32_SOC15(GC, 0, regCP_GFX_HQD_ACTIVE) & 1))
426 				break;
427 			udelay(1);
428 		}
429 		if (i >= adev->usec_timeout) {
430 			dev_err(adev->dev, "failed to wait on gfx hqd deactivate\n");
431 			r = -ETIMEDOUT;
432 		}
433 
434 		soc21_grbm_select(adev, 0, 0, 0, 0);
435 		mutex_unlock(&adev->srbm_mutex);
436 	} else if (queue_type == AMDGPU_RING_TYPE_COMPUTE) {
437 		dev_info(adev->dev, "reset compute queue (%d:%d:%d)\n",
438 			 me_id, pipe_id, queue_id);
439 		mutex_lock(&adev->srbm_mutex);
440 		soc21_grbm_select(adev, me_id, pipe_id, queue_id, 0);
441 		WREG32_SOC15(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 0x2);
442 		WREG32_SOC15(GC, 0, regSPI_COMPUTE_QUEUE_RESET, 0x1);
443 
444 		/* wait till dequeue take effects */
445 		for (i = 0; i < adev->usec_timeout; i++) {
446 			if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
447 				break;
448 			udelay(1);
449 		}
450 		if (i >= adev->usec_timeout) {
451 			dev_err(adev->dev, "failed to wait on hqd deactivate\n");
452 			r = -ETIMEDOUT;
453 		}
454 		soc21_grbm_select(adev, 0, 0, 0, 0);
455 		mutex_unlock(&adev->srbm_mutex);
456 	} else if (queue_type == AMDGPU_RING_TYPE_SDMA) {
457 		dev_info(adev->dev, "reset sdma queue (%d:%d:%d)\n",
458 			 me_id, pipe_id, queue_id);
459 		switch (me_id) {
460 		case 1:
461 			reg = SOC15_REG_OFFSET(GC, 0, regSDMA1_QUEUE_RESET_REQ);
462 			break;
463 		case 0:
464 		default:
465 			reg = SOC15_REG_OFFSET(GC, 0, regSDMA0_QUEUE_RESET_REQ);
466 			break;
467 		}
468 
469 		value = 1 << queue_id;
470 		WREG32(reg, value);
471 		/* wait for queue reset done */
472 		for (i = 0; i < adev->usec_timeout; i++) {
473 			if (!(RREG32(reg) & value))
474 				break;
475 			udelay(1);
476 		}
477 		if (i >= adev->usec_timeout) {
478 			dev_err(adev->dev, "failed to wait on sdma queue reset done\n");
479 			r = -ETIMEDOUT;
480 		}
481 	}
482 
483 	amdgpu_gfx_rlc_exit_safe_mode(adev, 0);
484 	return r;
485 }
486 
487 static int mes_v11_0_map_legacy_queue(struct amdgpu_mes *mes,
488 				      struct mes_map_legacy_queue_input *input)
489 {
490 	union MESAPI__ADD_QUEUE mes_add_queue_pkt;
491 
492 	memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
493 
494 	mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
495 	mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
496 	mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
497 
498 	mes_add_queue_pkt.pipe_id = input->pipe_id;
499 	mes_add_queue_pkt.queue_id = input->queue_id;
500 	mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
501 	mes_add_queue_pkt.mqd_addr = input->mqd_addr;
502 	mes_add_queue_pkt.wptr_addr = input->wptr_addr;
503 	mes_add_queue_pkt.queue_type =
504 		convert_to_mes_queue_type(input->queue_type);
505 	mes_add_queue_pkt.map_legacy_kq = 1;
506 
507 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
508 			&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
509 			offsetof(union MESAPI__ADD_QUEUE, api_status));
510 }
511 
512 static int mes_v11_0_unmap_legacy_queue(struct amdgpu_mes *mes,
513 			struct mes_unmap_legacy_queue_input *input)
514 {
515 	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
516 
517 	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
518 
519 	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
520 	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
521 	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
522 
523 	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
524 	mes_remove_queue_pkt.gang_context_addr = 0;
525 
526 	mes_remove_queue_pkt.pipe_id = input->pipe_id;
527 	mes_remove_queue_pkt.queue_id = input->queue_id;
528 
529 	if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
530 		mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
531 		mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
532 		mes_remove_queue_pkt.tf_data =
533 			lower_32_bits(input->trail_fence_data);
534 	} else {
535 		mes_remove_queue_pkt.unmap_legacy_queue = 1;
536 		mes_remove_queue_pkt.queue_type =
537 			convert_to_mes_queue_type(input->queue_type);
538 	}
539 
540 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
541 			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
542 			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
543 }
544 
545 static int mes_v11_0_suspend_gang(struct amdgpu_mes *mes,
546 				  struct mes_suspend_gang_input *input)
547 {
548 	union MESAPI__SUSPEND mes_suspend_gang_pkt;
549 
550 	memset(&mes_suspend_gang_pkt, 0, sizeof(mes_suspend_gang_pkt));
551 
552 	mes_suspend_gang_pkt.header.type = MES_API_TYPE_SCHEDULER;
553 	mes_suspend_gang_pkt.header.opcode = MES_SCH_API_SUSPEND;
554 	mes_suspend_gang_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
555 
556 	mes_suspend_gang_pkt.suspend_all_gangs = input->suspend_all_gangs;
557 	mes_suspend_gang_pkt.gang_context_addr = input->gang_context_addr;
558 	mes_suspend_gang_pkt.suspend_fence_addr = input->suspend_fence_addr;
559 	mes_suspend_gang_pkt.suspend_fence_value = input->suspend_fence_value;
560 
561 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
562 			&mes_suspend_gang_pkt, sizeof(mes_suspend_gang_pkt),
563 			offsetof(union MESAPI__SUSPEND, api_status));
564 }
565 
566 static int mes_v11_0_resume_gang(struct amdgpu_mes *mes,
567 				 struct mes_resume_gang_input *input)
568 {
569 	union MESAPI__RESUME mes_resume_gang_pkt;
570 
571 	memset(&mes_resume_gang_pkt, 0, sizeof(mes_resume_gang_pkt));
572 
573 	mes_resume_gang_pkt.header.type = MES_API_TYPE_SCHEDULER;
574 	mes_resume_gang_pkt.header.opcode = MES_SCH_API_RESUME;
575 	mes_resume_gang_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
576 
577 	mes_resume_gang_pkt.resume_all_gangs = input->resume_all_gangs;
578 	mes_resume_gang_pkt.gang_context_addr = input->gang_context_addr;
579 
580 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
581 			&mes_resume_gang_pkt, sizeof(mes_resume_gang_pkt),
582 			offsetof(union MESAPI__RESUME, api_status));
583 }
584 
585 static int mes_v11_0_query_sched_status(struct amdgpu_mes *mes)
586 {
587 	union MESAPI__QUERY_MES_STATUS mes_status_pkt;
588 
589 	memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
590 
591 	mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
592 	mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
593 	mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
594 
595 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
596 			&mes_status_pkt, sizeof(mes_status_pkt),
597 			offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
598 }
599 
600 static int mes_v11_0_misc_op(struct amdgpu_mes *mes,
601 			     struct mes_misc_op_input *input)
602 {
603 	union MESAPI__MISC misc_pkt;
604 
605 	memset(&misc_pkt, 0, sizeof(misc_pkt));
606 
607 	misc_pkt.header.type = MES_API_TYPE_SCHEDULER;
608 	misc_pkt.header.opcode = MES_SCH_API_MISC;
609 	misc_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
610 
611 	switch (input->op) {
612 	case MES_MISC_OP_READ_REG:
613 		misc_pkt.opcode = MESAPI_MISC__READ_REG;
614 		misc_pkt.read_reg.reg_offset = input->read_reg.reg_offset;
615 		misc_pkt.read_reg.buffer_addr = input->read_reg.buffer_addr;
616 		break;
617 	case MES_MISC_OP_WRITE_REG:
618 		misc_pkt.opcode = MESAPI_MISC__WRITE_REG;
619 		misc_pkt.write_reg.reg_offset = input->write_reg.reg_offset;
620 		misc_pkt.write_reg.reg_value = input->write_reg.reg_value;
621 		break;
622 	case MES_MISC_OP_WRM_REG_WAIT:
623 		misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
624 		misc_pkt.wait_reg_mem.op = WRM_OPERATION__WAIT_REG_MEM;
625 		misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
626 		misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
627 		misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
628 		misc_pkt.wait_reg_mem.reg_offset2 = 0;
629 		break;
630 	case MES_MISC_OP_WRM_REG_WR_WAIT:
631 		misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
632 		misc_pkt.wait_reg_mem.op = WRM_OPERATION__WR_WAIT_WR_REG;
633 		misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
634 		misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
635 		misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
636 		misc_pkt.wait_reg_mem.reg_offset2 = input->wrm_reg.reg1;
637 		break;
638 	case MES_MISC_OP_SET_SHADER_DEBUGGER:
639 		misc_pkt.opcode = MESAPI_MISC__SET_SHADER_DEBUGGER;
640 		misc_pkt.set_shader_debugger.process_context_addr =
641 				input->set_shader_debugger.process_context_addr;
642 		misc_pkt.set_shader_debugger.flags.u32all =
643 				input->set_shader_debugger.flags.u32all;
644 		misc_pkt.set_shader_debugger.spi_gdbg_per_vmid_cntl =
645 				input->set_shader_debugger.spi_gdbg_per_vmid_cntl;
646 		memcpy(misc_pkt.set_shader_debugger.tcp_watch_cntl,
647 				input->set_shader_debugger.tcp_watch_cntl,
648 				sizeof(misc_pkt.set_shader_debugger.tcp_watch_cntl));
649 		misc_pkt.set_shader_debugger.trap_en = input->set_shader_debugger.trap_en;
650 		break;
651 	case MES_MISC_OP_CHANGE_CONFIG:
652 		if ((mes->adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) < 0x63) {
653 			dev_warn_once(mes->adev->dev,
654 				      "MES FW version must be larger than 0x63 to support limit single process feature.\n");
655 			return 0;
656 		}
657 		misc_pkt.opcode = MESAPI_MISC__CHANGE_CONFIG;
658 		misc_pkt.change_config.opcode =
659 				MESAPI_MISC__CHANGE_CONFIG_OPTION_LIMIT_SINGLE_PROCESS;
660 		misc_pkt.change_config.option.bits.limit_single_process =
661 				input->change_config.option.limit_single_process;
662 		break;
663 
664 	default:
665 		drm_err(adev_to_drm(mes->adev), "unsupported misc op (%d)\n", input->op);
666 		return -EINVAL;
667 	}
668 
669 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
670 			&misc_pkt, sizeof(misc_pkt),
671 			offsetof(union MESAPI__MISC, api_status));
672 }
673 
674 static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes)
675 {
676 	int i;
677 	struct amdgpu_device *adev = mes->adev;
678 	union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
679 
680 	memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
681 
682 	mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
683 	mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
684 	mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
685 
686 	mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
687 	mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
688 	mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
689 	mes_set_hw_res_pkt.paging_vmid = 0;
690 	mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr = mes->sch_ctx_gpu_addr[0];
691 	mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
692 		mes->query_status_fence_gpu_addr[0];
693 
694 	for (i = 0; i < MAX_COMPUTE_PIPES; i++)
695 		mes_set_hw_res_pkt.compute_hqd_mask[i] =
696 			mes->compute_hqd_mask[i];
697 
698 	for (i = 0; i < MAX_GFX_PIPES; i++)
699 		mes_set_hw_res_pkt.gfx_hqd_mask[i] =
700 			mes->gfx_hqd_mask[i];
701 
702 	for (i = 0; i < MAX_SDMA_PIPES; i++)
703 		mes_set_hw_res_pkt.sdma_hqd_mask[i] = mes->sdma_hqd_mask[i];
704 
705 	for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
706 		mes_set_hw_res_pkt.aggregated_doorbells[i] =
707 			mes->aggregated_doorbells[i];
708 
709 	for (i = 0; i < 5; i++) {
710 		mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
711 		mes_set_hw_res_pkt.mmhub_base[i] =
712 				adev->reg_offset[MMHUB_HWIP][0][i];
713 		mes_set_hw_res_pkt.osssys_base[i] =
714 		adev->reg_offset[OSSSYS_HWIP][0][i];
715 	}
716 
717 	mes_set_hw_res_pkt.disable_reset = 1;
718 	mes_set_hw_res_pkt.disable_mes_log = 1;
719 	mes_set_hw_res_pkt.use_different_vmid_compute = 1;
720 	mes_set_hw_res_pkt.enable_reg_active_poll = 1;
721 	mes_set_hw_res_pkt.enable_level_process_quantum_check = 1;
722 	mes_set_hw_res_pkt.oversubscription_timer = 50;
723 
724 	if (amdgpu_mes_log_enable) {
725 		mes_set_hw_res_pkt.enable_mes_event_int_logging = 1;
726 		mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr =
727 					mes->event_log_gpu_addr;
728 	}
729 
730 	if (adev->enforce_isolation[0] == AMDGPU_ENFORCE_ISOLATION_ENABLE)
731 		mes_set_hw_res_pkt.limit_single_process = 1;
732 
733 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
734 			&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
735 			offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
736 }
737 
738 static int mes_v11_0_set_hw_resources_1(struct amdgpu_mes *mes)
739 {
740 	union MESAPI_SET_HW_RESOURCES_1 mes_set_hw_res_pkt;
741 	memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
742 
743 	mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
744 	mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC_1;
745 	mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
746 	mes_set_hw_res_pkt.enable_mes_info_ctx = 1;
747 
748 	mes_set_hw_res_pkt.cleaner_shader_fence_mc_addr = mes->resource_1_gpu_addr[0];
749 	if (amdgpu_sriov_is_mes_info_enable(mes->adev)) {
750 		mes_set_hw_res_pkt.mes_info_ctx_mc_addr =
751 			mes->resource_1_gpu_addr[0] + AMDGPU_GPU_PAGE_SIZE;
752 		mes_set_hw_res_pkt.mes_info_ctx_size = MES11_HW_RESOURCE_1_SIZE;
753 	}
754 
755 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
756 			&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
757 			offsetof(union MESAPI_SET_HW_RESOURCES_1, api_status));
758 }
759 
760 static int mes_v11_0_reset_hw_queue(struct amdgpu_mes *mes,
761 				    struct mes_reset_queue_input *input)
762 {
763 	union MESAPI__RESET mes_reset_queue_pkt;
764 
765 	if (input->use_mmio)
766 		return mes_v11_0_reset_queue_mmio(mes, input->queue_type,
767 						  input->me_id, input->pipe_id,
768 						  input->queue_id, input->vmid);
769 
770 	memset(&mes_reset_queue_pkt, 0, sizeof(mes_reset_queue_pkt));
771 
772 	mes_reset_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
773 	mes_reset_queue_pkt.header.opcode = MES_SCH_API_RESET;
774 	mes_reset_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
775 
776 	mes_reset_queue_pkt.queue_type =
777 		convert_to_mes_queue_type(input->queue_type);
778 
779 	if (input->legacy_gfx) {
780 		mes_reset_queue_pkt.reset_legacy_gfx = 1;
781 		mes_reset_queue_pkt.pipe_id_lp = input->pipe_id;
782 		mes_reset_queue_pkt.queue_id_lp = input->queue_id;
783 		mes_reset_queue_pkt.mqd_mc_addr_lp = input->mqd_addr;
784 		mes_reset_queue_pkt.doorbell_offset_lp = input->doorbell_offset;
785 		mes_reset_queue_pkt.wptr_addr_lp = input->wptr_addr;
786 		mes_reset_queue_pkt.vmid_id_lp = input->vmid;
787 	} else {
788 		mes_reset_queue_pkt.reset_queue_only = 1;
789 		mes_reset_queue_pkt.doorbell_offset = input->doorbell_offset;
790 	}
791 
792 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
793 			&mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
794 			offsetof(union MESAPI__RESET, api_status));
795 }
796 
797 static int mes_v11_0_detect_and_reset_hung_queues(struct amdgpu_mes *mes,
798 						  struct mes_detect_and_reset_queue_input *input)
799 {
800 	union MESAPI__RESET mes_reset_queue_pkt;
801 
802 	memset(&mes_reset_queue_pkt, 0, sizeof(mes_reset_queue_pkt));
803 
804 	mes_reset_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
805 	mes_reset_queue_pkt.header.opcode = MES_SCH_API_RESET;
806 	mes_reset_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
807 
808 	mes_reset_queue_pkt.queue_type =
809 		convert_to_mes_queue_type(input->queue_type);
810 	mes_reset_queue_pkt.doorbell_offset_addr =
811 		mes->hung_queue_db_array_gpu_addr[0];
812 
813 	if (input->detect_only)
814 		mes_reset_queue_pkt.hang_detect_only = 1;
815 	else
816 		mes_reset_queue_pkt.hang_detect_then_reset = 1;
817 
818 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
819 			&mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
820 			offsetof(union MESAPI__RESET, api_status));
821 }
822 
823 static const struct amdgpu_mes_funcs mes_v11_0_funcs = {
824 	.add_hw_queue = mes_v11_0_add_hw_queue,
825 	.remove_hw_queue = mes_v11_0_remove_hw_queue,
826 	.map_legacy_queue = mes_v11_0_map_legacy_queue,
827 	.unmap_legacy_queue = mes_v11_0_unmap_legacy_queue,
828 	.suspend_gang = mes_v11_0_suspend_gang,
829 	.resume_gang = mes_v11_0_resume_gang,
830 	.misc_op = mes_v11_0_misc_op,
831 	.reset_hw_queue = mes_v11_0_reset_hw_queue,
832 	.detect_and_reset_hung_queues = mes_v11_0_detect_and_reset_hung_queues,
833 };
834 
835 static int mes_v11_0_allocate_ucode_buffer(struct amdgpu_device *adev,
836 					   enum amdgpu_mes_pipe pipe)
837 {
838 	int r;
839 	const struct mes_firmware_header_v1_0 *mes_hdr;
840 	const __le32 *fw_data;
841 	unsigned fw_size;
842 
843 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
844 		adev->mes.fw[pipe]->data;
845 
846 	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
847 		   le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
848 	fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
849 
850 	r = amdgpu_bo_create_reserved(adev, fw_size,
851 				      PAGE_SIZE,
852 				      AMDGPU_GEM_DOMAIN_VRAM |
853 				      AMDGPU_GEM_DOMAIN_GTT,
854 				      &adev->mes.ucode_fw_obj[pipe],
855 				      &adev->mes.ucode_fw_gpu_addr[pipe],
856 				      (void **)&adev->mes.ucode_fw_ptr[pipe]);
857 	if (r) {
858 		dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
859 		return r;
860 	}
861 
862 	memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
863 
864 	amdgpu_bo_kunmap(adev->mes.ucode_fw_obj[pipe]);
865 	amdgpu_bo_unreserve(adev->mes.ucode_fw_obj[pipe]);
866 
867 	return 0;
868 }
869 
870 static int mes_v11_0_allocate_ucode_data_buffer(struct amdgpu_device *adev,
871 						enum amdgpu_mes_pipe pipe)
872 {
873 	int r;
874 	const struct mes_firmware_header_v1_0 *mes_hdr;
875 	const __le32 *fw_data;
876 	unsigned fw_size;
877 
878 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
879 		adev->mes.fw[pipe]->data;
880 
881 	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
882 		   le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
883 	fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
884 
885 	if (fw_size > GFX_MES_DRAM_SIZE) {
886 		dev_err(adev->dev, "PIPE%d ucode data fw size (%d) is greater than dram size (%d)\n",
887 			pipe, fw_size, GFX_MES_DRAM_SIZE);
888 		return -EINVAL;
889 	}
890 
891 	r = amdgpu_bo_create_reserved(adev, GFX_MES_DRAM_SIZE,
892 				      64 * 1024,
893 				      AMDGPU_GEM_DOMAIN_VRAM |
894 				      AMDGPU_GEM_DOMAIN_GTT,
895 				      &adev->mes.data_fw_obj[pipe],
896 				      &adev->mes.data_fw_gpu_addr[pipe],
897 				      (void **)&adev->mes.data_fw_ptr[pipe]);
898 	if (r) {
899 		dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
900 		return r;
901 	}
902 
903 	memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
904 
905 	amdgpu_bo_kunmap(adev->mes.data_fw_obj[pipe]);
906 	amdgpu_bo_unreserve(adev->mes.data_fw_obj[pipe]);
907 
908 	return 0;
909 }
910 
911 static void mes_v11_0_free_ucode_buffers(struct amdgpu_device *adev,
912 					 enum amdgpu_mes_pipe pipe)
913 {
914 	amdgpu_bo_free_kernel(&adev->mes.data_fw_obj[pipe],
915 			      &adev->mes.data_fw_gpu_addr[pipe],
916 			      (void **)&adev->mes.data_fw_ptr[pipe]);
917 
918 	amdgpu_bo_free_kernel(&adev->mes.ucode_fw_obj[pipe],
919 			      &adev->mes.ucode_fw_gpu_addr[pipe],
920 			      (void **)&adev->mes.ucode_fw_ptr[pipe]);
921 }
922 
923 static void mes_v11_0_get_fw_version(struct amdgpu_device *adev)
924 {
925 	int pipe;
926 
927 	/* return early if we have already fetched these */
928 	if (adev->mes.sched_version && adev->mes.kiq_version)
929 		return;
930 
931 	/* get MES scheduler/KIQ versions */
932 	mutex_lock(&adev->srbm_mutex);
933 
934 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
935 		soc21_grbm_select(adev, 3, pipe, 0, 0);
936 
937 		if (pipe == AMDGPU_MES_SCHED_PIPE)
938 			adev->mes.sched_version =
939 				RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
940 		else if (pipe == AMDGPU_MES_KIQ_PIPE && adev->enable_mes_kiq)
941 			adev->mes.kiq_version =
942 				RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
943 	}
944 
945 	soc21_grbm_select(adev, 0, 0, 0, 0);
946 	mutex_unlock(&adev->srbm_mutex);
947 }
948 
949 static void mes_v11_0_enable(struct amdgpu_device *adev, bool enable)
950 {
951 	uint64_t ucode_addr;
952 	uint32_t pipe, data = 0;
953 
954 	if (enable) {
955 		if (amdgpu_mes_log_enable) {
956 			WREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_LO,
957 				lower_32_bits(adev->mes.event_log_gpu_addr + AMDGPU_MES_LOG_BUFFER_SIZE));
958 			WREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_HI,
959 				upper_32_bits(adev->mes.event_log_gpu_addr + AMDGPU_MES_LOG_BUFFER_SIZE));
960 			dev_info(adev->dev, "Setup CP MES MSCRATCH address : 0x%x. 0x%x\n",
961 				RREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_HI),
962 				RREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_LO));
963 		}
964 
965 		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
966 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
967 		data = REG_SET_FIELD(data, CP_MES_CNTL,
968 			     MES_PIPE1_RESET, adev->enable_mes_kiq ? 1 : 0);
969 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
970 
971 		mutex_lock(&adev->srbm_mutex);
972 		for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
973 			if (!adev->enable_mes_kiq &&
974 			    pipe == AMDGPU_MES_KIQ_PIPE)
975 				continue;
976 
977 			soc21_grbm_select(adev, 3, pipe, 0, 0);
978 
979 			ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
980 			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
981 				     lower_32_bits(ucode_addr));
982 			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
983 				     upper_32_bits(ucode_addr));
984 		}
985 		soc21_grbm_select(adev, 0, 0, 0, 0);
986 		mutex_unlock(&adev->srbm_mutex);
987 
988 		/* unhalt MES and activate pipe0 */
989 		data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
990 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE,
991 				     adev->enable_mes_kiq ? 1 : 0);
992 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
993 
994 		if (amdgpu_emu_mode)
995 			msleep(100);
996 		else
997 			udelay(500);
998 	} else {
999 		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
1000 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
1001 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
1002 		data = REG_SET_FIELD(data, CP_MES_CNTL,
1003 				     MES_INVALIDATE_ICACHE, 1);
1004 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
1005 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
1006 				     adev->enable_mes_kiq ? 1 : 0);
1007 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
1008 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
1009 	}
1010 }
1011 
1012 /* This function is for backdoor MES firmware */
1013 static int mes_v11_0_load_microcode(struct amdgpu_device *adev,
1014 				    enum amdgpu_mes_pipe pipe, bool prime_icache)
1015 {
1016 	int r;
1017 	uint32_t data;
1018 	uint64_t ucode_addr;
1019 
1020 	mes_v11_0_enable(adev, false);
1021 
1022 	if (!adev->mes.fw[pipe])
1023 		return -EINVAL;
1024 
1025 	r = mes_v11_0_allocate_ucode_buffer(adev, pipe);
1026 	if (r)
1027 		return r;
1028 
1029 	r = mes_v11_0_allocate_ucode_data_buffer(adev, pipe);
1030 	if (r) {
1031 		mes_v11_0_free_ucode_buffers(adev, pipe);
1032 		return r;
1033 	}
1034 
1035 	mutex_lock(&adev->srbm_mutex);
1036 	/* me=3, pipe=0, queue=0 */
1037 	soc21_grbm_select(adev, 3, pipe, 0, 0);
1038 
1039 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_CNTL, 0);
1040 
1041 	/* set ucode start address */
1042 	ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
1043 	WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
1044 		     lower_32_bits(ucode_addr));
1045 	WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
1046 		     upper_32_bits(ucode_addr));
1047 
1048 	/* set ucode fimrware address */
1049 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_LO,
1050 		     lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
1051 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_HI,
1052 		     upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
1053 
1054 	/* set ucode instruction cache boundary to 2M-1 */
1055 	WREG32_SOC15(GC, 0, regCP_MES_MIBOUND_LO, 0x1FFFFF);
1056 
1057 	/* set ucode data firmware address */
1058 	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_LO,
1059 		     lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
1060 	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_HI,
1061 		     upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
1062 
1063 	/* Set 0x7FFFF (512K-1) to CP_MES_MDBOUND_LO */
1064 	WREG32_SOC15(GC, 0, regCP_MES_MDBOUND_LO, 0x7FFFF);
1065 
1066 	if (prime_icache) {
1067 		/* invalidate ICACHE */
1068 		data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
1069 		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
1070 		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
1071 		WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
1072 
1073 		/* prime the ICACHE. */
1074 		data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
1075 		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
1076 		WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
1077 	}
1078 
1079 	soc21_grbm_select(adev, 0, 0, 0, 0);
1080 	mutex_unlock(&adev->srbm_mutex);
1081 
1082 	return 0;
1083 }
1084 
1085 static int mes_v11_0_allocate_eop_buf(struct amdgpu_device *adev,
1086 				      enum amdgpu_mes_pipe pipe)
1087 {
1088 	int r;
1089 	u32 *eop;
1090 
1091 	r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
1092 			      AMDGPU_GEM_DOMAIN_GTT,
1093 			      &adev->mes.eop_gpu_obj[pipe],
1094 			      &adev->mes.eop_gpu_addr[pipe],
1095 			      (void **)&eop);
1096 	if (r) {
1097 		dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
1098 		return r;
1099 	}
1100 
1101 	memset(eop, 0,
1102 	       adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
1103 
1104 	amdgpu_bo_kunmap(adev->mes.eop_gpu_obj[pipe]);
1105 	amdgpu_bo_unreserve(adev->mes.eop_gpu_obj[pipe]);
1106 
1107 	return 0;
1108 }
1109 
1110 static int mes_v11_0_mqd_init(struct amdgpu_ring *ring)
1111 {
1112 	struct v11_compute_mqd *mqd = ring->mqd_ptr;
1113 	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
1114 	uint32_t tmp;
1115 
1116 	memset(mqd, 0, sizeof(*mqd));
1117 
1118 	mqd->header = 0xC0310800;
1119 	mqd->compute_pipelinestat_enable = 0x00000001;
1120 	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
1121 	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
1122 	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
1123 	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
1124 	mqd->compute_misc_reserved = 0x00000007;
1125 
1126 	eop_base_addr = ring->eop_gpu_addr >> 8;
1127 
1128 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
1129 	tmp = regCP_HQD_EOP_CONTROL_DEFAULT;
1130 	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
1131 			(order_base_2(MES_EOP_SIZE / 4) - 1));
1132 
1133 	mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
1134 	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
1135 	mqd->cp_hqd_eop_control = tmp;
1136 
1137 	/* disable the queue if it's active */
1138 	ring->wptr = 0;
1139 	mqd->cp_hqd_pq_rptr = 0;
1140 	mqd->cp_hqd_pq_wptr_lo = 0;
1141 	mqd->cp_hqd_pq_wptr_hi = 0;
1142 
1143 	/* set the pointer to the MQD */
1144 	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
1145 	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
1146 
1147 	/* set MQD vmid to 0 */
1148 	tmp = regCP_MQD_CONTROL_DEFAULT;
1149 	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
1150 	mqd->cp_mqd_control = tmp;
1151 
1152 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
1153 	hqd_gpu_addr = ring->gpu_addr >> 8;
1154 	mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
1155 	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
1156 
1157 	/* set the wb address whether it's enabled or not */
1158 	wb_gpu_addr = ring->rptr_gpu_addr;
1159 	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
1160 	mqd->cp_hqd_pq_rptr_report_addr_hi =
1161 		upper_32_bits(wb_gpu_addr) & 0xffff;
1162 
1163 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
1164 	wb_gpu_addr = ring->wptr_gpu_addr;
1165 	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
1166 	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
1167 
1168 	/* set up the HQD, this is similar to CP_RB0_CNTL */
1169 	tmp = regCP_HQD_PQ_CONTROL_DEFAULT;
1170 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
1171 			    (order_base_2(ring->ring_size / 4) - 1));
1172 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
1173 			    ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
1174 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
1175 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
1176 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
1177 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
1178 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
1179 	mqd->cp_hqd_pq_control = tmp;
1180 
1181 	/* enable doorbell */
1182 	tmp = 0;
1183 	if (ring->use_doorbell) {
1184 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
1185 				    DOORBELL_OFFSET, ring->doorbell_index);
1186 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
1187 				    DOORBELL_EN, 1);
1188 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
1189 				    DOORBELL_SOURCE, 0);
1190 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
1191 				    DOORBELL_HIT, 0);
1192 	} else
1193 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
1194 				    DOORBELL_EN, 0);
1195 	mqd->cp_hqd_pq_doorbell_control = tmp;
1196 
1197 	mqd->cp_hqd_vmid = 0;
1198 	/* activate the queue */
1199 	mqd->cp_hqd_active = 1;
1200 
1201 	tmp = regCP_HQD_PERSISTENT_STATE_DEFAULT;
1202 	tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE,
1203 			    PRELOAD_SIZE, 0x55);
1204 	mqd->cp_hqd_persistent_state = tmp;
1205 
1206 	mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_DEFAULT;
1207 	mqd->cp_hqd_iq_timer = regCP_HQD_IQ_TIMER_DEFAULT;
1208 	mqd->cp_hqd_quantum = regCP_HQD_QUANTUM_DEFAULT;
1209 
1210 	amdgpu_device_flush_hdp(ring->adev, NULL);
1211 	return 0;
1212 }
1213 
1214 static void mes_v11_0_queue_init_register(struct amdgpu_ring *ring)
1215 {
1216 	struct v11_compute_mqd *mqd = ring->mqd_ptr;
1217 	struct amdgpu_device *adev = ring->adev;
1218 	uint32_t data = 0;
1219 
1220 	mutex_lock(&adev->srbm_mutex);
1221 	soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
1222 
1223 	/* set CP_HQD_VMID.VMID = 0. */
1224 	data = RREG32_SOC15(GC, 0, regCP_HQD_VMID);
1225 	data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
1226 	WREG32_SOC15(GC, 0, regCP_HQD_VMID, data);
1227 
1228 	/* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
1229 	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
1230 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1231 			     DOORBELL_EN, 0);
1232 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
1233 
1234 	/* set CP_MQD_BASE_ADDR/HI with the MQD base address */
1235 	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
1236 	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
1237 
1238 	/* set CP_MQD_CONTROL.VMID=0 */
1239 	data = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
1240 	data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
1241 	WREG32_SOC15(GC, 0, regCP_MQD_CONTROL, 0);
1242 
1243 	/* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
1244 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
1245 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
1246 
1247 	/* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
1248 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
1249 		     mqd->cp_hqd_pq_rptr_report_addr_lo);
1250 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
1251 		     mqd->cp_hqd_pq_rptr_report_addr_hi);
1252 
1253 	/* set CP_HQD_PQ_CONTROL */
1254 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
1255 
1256 	/* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
1257 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
1258 		     mqd->cp_hqd_pq_wptr_poll_addr_lo);
1259 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
1260 		     mqd->cp_hqd_pq_wptr_poll_addr_hi);
1261 
1262 	/* set CP_HQD_PQ_DOORBELL_CONTROL */
1263 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
1264 		     mqd->cp_hqd_pq_doorbell_control);
1265 
1266 	/* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
1267 	WREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
1268 
1269 	/* set CP_HQD_ACTIVE.ACTIVE=1 */
1270 	WREG32_SOC15(GC, 0, regCP_HQD_ACTIVE, mqd->cp_hqd_active);
1271 
1272 	soc21_grbm_select(adev, 0, 0, 0, 0);
1273 	mutex_unlock(&adev->srbm_mutex);
1274 }
1275 
1276 static int mes_v11_0_kiq_enable_queue(struct amdgpu_device *adev)
1277 {
1278 	struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
1279 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[0].ring;
1280 	int r;
1281 
1282 	if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
1283 		return -EINVAL;
1284 
1285 	r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size);
1286 	if (r) {
1287 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
1288 		return r;
1289 	}
1290 
1291 	kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring[0]);
1292 
1293 	return amdgpu_ring_test_helper(kiq_ring);
1294 }
1295 
1296 static int mes_v11_0_queue_init(struct amdgpu_device *adev,
1297 				enum amdgpu_mes_pipe pipe)
1298 {
1299 	struct amdgpu_ring *ring;
1300 	int r;
1301 
1302 	if (pipe == AMDGPU_MES_KIQ_PIPE)
1303 		ring = &adev->gfx.kiq[0].ring;
1304 	else if (pipe == AMDGPU_MES_SCHED_PIPE)
1305 		ring = &adev->mes.ring[0];
1306 	else
1307 		BUG();
1308 
1309 	if ((pipe == AMDGPU_MES_SCHED_PIPE) &&
1310 	    (amdgpu_in_reset(adev) || adev->in_suspend)) {
1311 		*(ring->wptr_cpu_addr) = 0;
1312 		*(ring->rptr_cpu_addr) = 0;
1313 		amdgpu_ring_clear_ring(ring);
1314 	}
1315 
1316 	r = mes_v11_0_mqd_init(ring);
1317 	if (r)
1318 		return r;
1319 
1320 	if (pipe == AMDGPU_MES_SCHED_PIPE) {
1321 		r = mes_v11_0_kiq_enable_queue(adev);
1322 		if (r)
1323 			return r;
1324 	} else {
1325 		mes_v11_0_queue_init_register(ring);
1326 	}
1327 
1328 	return 0;
1329 }
1330 
1331 static int mes_v11_0_ring_init(struct amdgpu_device *adev)
1332 {
1333 	struct amdgpu_ring *ring;
1334 
1335 	ring = &adev->mes.ring[0];
1336 
1337 	ring->funcs = &mes_v11_0_ring_funcs;
1338 
1339 	ring->me = 3;
1340 	ring->pipe = 0;
1341 	ring->queue = 0;
1342 
1343 	ring->ring_obj = NULL;
1344 	ring->use_doorbell = true;
1345 	ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
1346 	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_SCHED_PIPE];
1347 	ring->no_scheduler = true;
1348 	sprintf(ring->name, "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
1349 
1350 	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
1351 				AMDGPU_RING_PRIO_DEFAULT, NULL);
1352 }
1353 
1354 static int mes_v11_0_kiq_ring_init(struct amdgpu_device *adev)
1355 {
1356 	struct amdgpu_ring *ring;
1357 
1358 	spin_lock_init(&adev->gfx.kiq[0].ring_lock);
1359 
1360 	ring = &adev->gfx.kiq[0].ring;
1361 
1362 	ring->me = 3;
1363 	ring->pipe = 1;
1364 	ring->queue = 0;
1365 
1366 	ring->adev = NULL;
1367 	ring->ring_obj = NULL;
1368 	ring->use_doorbell = true;
1369 	ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
1370 	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
1371 	ring->no_scheduler = true;
1372 	sprintf(ring->name, "mes_kiq_%d.%d.%d",
1373 		ring->me, ring->pipe, ring->queue);
1374 
1375 	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
1376 				AMDGPU_RING_PRIO_DEFAULT, NULL);
1377 }
1378 
1379 static int mes_v11_0_mqd_sw_init(struct amdgpu_device *adev,
1380 				 enum amdgpu_mes_pipe pipe)
1381 {
1382 	int r, mqd_size = sizeof(struct v11_compute_mqd);
1383 	struct amdgpu_ring *ring;
1384 
1385 	if (pipe == AMDGPU_MES_KIQ_PIPE)
1386 		ring = &adev->gfx.kiq[0].ring;
1387 	else if (pipe == AMDGPU_MES_SCHED_PIPE)
1388 		ring = &adev->mes.ring[0];
1389 	else
1390 		BUG();
1391 
1392 	if (ring->mqd_obj)
1393 		return 0;
1394 
1395 	r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,
1396 				    AMDGPU_GEM_DOMAIN_VRAM |
1397 				    AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
1398 				    &ring->mqd_gpu_addr, &ring->mqd_ptr);
1399 	if (r) {
1400 		dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
1401 		return r;
1402 	}
1403 
1404 	memset(ring->mqd_ptr, 0, mqd_size);
1405 
1406 	/* prepare MQD backup */
1407 	adev->mes.mqd_backup[pipe] = kmalloc(mqd_size, GFP_KERNEL);
1408 	if (!adev->mes.mqd_backup[pipe]) {
1409 		dev_warn(adev->dev,
1410 			 "no memory to create MQD backup for ring %s\n",
1411 			 ring->name);
1412 		return -ENOMEM;
1413 	}
1414 
1415 	return 0;
1416 }
1417 
1418 static int mes_v11_0_sw_init(struct amdgpu_ip_block *ip_block)
1419 {
1420 	struct amdgpu_device *adev = ip_block->adev;
1421 	int pipe, r, bo_size;
1422 
1423 	adev->mes.funcs = &mes_v11_0_funcs;
1424 	adev->mes.kiq_hw_init = &mes_v11_0_kiq_hw_init;
1425 	adev->mes.kiq_hw_fini = &mes_v11_0_kiq_hw_fini;
1426 
1427 	adev->mes.event_log_size = AMDGPU_MES_LOG_BUFFER_SIZE + AMDGPU_MES_MSCRATCH_SIZE;
1428 
1429 	r = amdgpu_mes_init(adev);
1430 	if (r)
1431 		return r;
1432 
1433 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1434 		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1435 			continue;
1436 
1437 		r = mes_v11_0_allocate_eop_buf(adev, pipe);
1438 		if (r)
1439 			return r;
1440 
1441 		r = mes_v11_0_mqd_sw_init(adev, pipe);
1442 		if (r)
1443 			return r;
1444 	}
1445 
1446 	if (adev->enable_mes_kiq) {
1447 		r = mes_v11_0_kiq_ring_init(adev);
1448 		if (r)
1449 			return r;
1450 	}
1451 
1452 	r = mes_v11_0_ring_init(adev);
1453 	if (r)
1454 		return r;
1455 
1456 	bo_size = AMDGPU_GPU_PAGE_SIZE;
1457 	if (amdgpu_sriov_is_mes_info_enable(adev))
1458 		bo_size += MES11_HW_RESOURCE_1_SIZE;
1459 
1460 	/* Only needed for AMDGPU_MES_SCHED_PIPE on MES 11*/
1461 	r = amdgpu_bo_create_kernel(adev,
1462 				    bo_size,
1463 				    PAGE_SIZE,
1464 				    AMDGPU_GEM_DOMAIN_VRAM,
1465 				    &adev->mes.resource_1[0],
1466 				    &adev->mes.resource_1_gpu_addr[0],
1467 				    &adev->mes.resource_1_addr[0]);
1468 	if (r) {
1469 		dev_err(adev->dev, "(%d) failed to create mes resource_1 bo\n", r);
1470 		return r;
1471 	}
1472 
1473 	return 0;
1474 }
1475 
1476 static int mes_v11_0_sw_fini(struct amdgpu_ip_block *ip_block)
1477 {
1478 	struct amdgpu_device *adev = ip_block->adev;
1479 	int pipe;
1480 
1481 	amdgpu_bo_free_kernel(&adev->mes.resource_1[0], &adev->mes.resource_1_gpu_addr[0],
1482 			      &adev->mes.resource_1_addr[0]);
1483 
1484 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1485 		kfree(adev->mes.mqd_backup[pipe]);
1486 
1487 		amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj[pipe],
1488 				      &adev->mes.eop_gpu_addr[pipe],
1489 				      NULL);
1490 		amdgpu_ucode_release(&adev->mes.fw[pipe]);
1491 	}
1492 
1493 	amdgpu_bo_free_kernel(&adev->gfx.kiq[0].ring.mqd_obj,
1494 			      &adev->gfx.kiq[0].ring.mqd_gpu_addr,
1495 			      &adev->gfx.kiq[0].ring.mqd_ptr);
1496 
1497 	amdgpu_bo_free_kernel(&adev->mes.ring[0].mqd_obj,
1498 			      &adev->mes.ring[0].mqd_gpu_addr,
1499 			      &adev->mes.ring[0].mqd_ptr);
1500 
1501 	amdgpu_ring_fini(&adev->gfx.kiq[0].ring);
1502 	amdgpu_ring_fini(&adev->mes.ring[0]);
1503 
1504 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1505 		mes_v11_0_free_ucode_buffers(adev, AMDGPU_MES_KIQ_PIPE);
1506 		mes_v11_0_free_ucode_buffers(adev, AMDGPU_MES_SCHED_PIPE);
1507 	}
1508 
1509 	amdgpu_mes_fini(adev);
1510 	return 0;
1511 }
1512 
1513 static void mes_v11_0_kiq_dequeue(struct amdgpu_ring *ring)
1514 {
1515 	uint32_t data;
1516 	int i;
1517 	struct amdgpu_device *adev = ring->adev;
1518 
1519 	mutex_lock(&adev->srbm_mutex);
1520 	soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
1521 
1522 	/* disable the queue if it's active */
1523 	if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
1524 		WREG32_SOC15(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
1525 		for (i = 0; i < adev->usec_timeout; i++) {
1526 			if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
1527 				break;
1528 			udelay(1);
1529 		}
1530 	}
1531 	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
1532 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1533 				DOORBELL_EN, 0);
1534 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1535 				DOORBELL_HIT, 1);
1536 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
1537 
1538 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0);
1539 
1540 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_LO, 0);
1541 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_HI, 0);
1542 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR, 0);
1543 
1544 	soc21_grbm_select(adev, 0, 0, 0, 0);
1545 	mutex_unlock(&adev->srbm_mutex);
1546 }
1547 
1548 static void mes_v11_0_kiq_setting(struct amdgpu_ring *ring)
1549 {
1550 	uint32_t tmp;
1551 	struct amdgpu_device *adev = ring->adev;
1552 
1553 	/* tell RLC which is KIQ queue */
1554 	tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1555 	tmp &= 0xffffff00;
1556 	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1557 	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp | 0x80);
1558 }
1559 
1560 static void mes_v11_0_kiq_clear(struct amdgpu_device *adev)
1561 {
1562 	uint32_t tmp;
1563 
1564 	/* tell RLC which is KIQ dequeue */
1565 	tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1566 	tmp &= ~RLC_CP_SCHEDULERS__scheduler0_MASK;
1567 	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1568 }
1569 
1570 static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev, uint32_t xcc_id)
1571 {
1572 	int r = 0;
1573 	struct amdgpu_ip_block *ip_block;
1574 
1575 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1576 
1577 		r = mes_v11_0_load_microcode(adev, AMDGPU_MES_SCHED_PIPE, false);
1578 		if (r) {
1579 			DRM_ERROR("failed to load MES fw, r=%d\n", r);
1580 			return r;
1581 		}
1582 
1583 		r = mes_v11_0_load_microcode(adev, AMDGPU_MES_KIQ_PIPE, true);
1584 		if (r) {
1585 			DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
1586 			return r;
1587 		}
1588 
1589 	}
1590 
1591 	mes_v11_0_enable(adev, true);
1592 
1593 	mes_v11_0_get_fw_version(adev);
1594 
1595 	mes_v11_0_kiq_setting(&adev->gfx.kiq[0].ring);
1596 
1597 	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_MES);
1598 	if (unlikely(!ip_block)) {
1599 		dev_err(adev->dev, "Failed to get MES handle\n");
1600 		return -EINVAL;
1601 	}
1602 
1603 	r = mes_v11_0_queue_init(adev, AMDGPU_MES_KIQ_PIPE);
1604 	if (r)
1605 		goto failure;
1606 
1607 	if ((adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x47)
1608 		adev->mes.enable_legacy_queue_map = true;
1609 	else
1610 		adev->mes.enable_legacy_queue_map = false;
1611 
1612 	if (adev->mes.enable_legacy_queue_map) {
1613 		r = mes_v11_0_hw_init(ip_block);
1614 		if (r)
1615 			goto failure;
1616 	}
1617 
1618 	return r;
1619 
1620 failure:
1621 	mes_v11_0_hw_fini(ip_block);
1622 	return r;
1623 }
1624 
1625 static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev, uint32_t xcc_id)
1626 {
1627 	if (adev->mes.ring[0].sched.ready) {
1628 		mes_v11_0_kiq_dequeue(&adev->mes.ring[0]);
1629 		adev->mes.ring[0].sched.ready = false;
1630 	}
1631 
1632 	if (amdgpu_sriov_vf(adev)) {
1633 		mes_v11_0_kiq_dequeue(&adev->gfx.kiq[0].ring);
1634 		mes_v11_0_kiq_clear(adev);
1635 	}
1636 
1637 	mes_v11_0_enable(adev, false);
1638 
1639 	return 0;
1640 }
1641 
1642 static int mes_v11_0_hw_init(struct amdgpu_ip_block *ip_block)
1643 {
1644 	int r;
1645 	struct amdgpu_device *adev = ip_block->adev;
1646 
1647 	if (adev->mes.ring[0].sched.ready)
1648 		goto out;
1649 
1650 	if (!adev->enable_mes_kiq) {
1651 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1652 			r = mes_v11_0_load_microcode(adev,
1653 					     AMDGPU_MES_SCHED_PIPE, true);
1654 			if (r) {
1655 				DRM_ERROR("failed to MES fw, r=%d\n", r);
1656 				return r;
1657 			}
1658 		}
1659 
1660 		mes_v11_0_enable(adev, true);
1661 	}
1662 
1663 	r = mes_v11_0_queue_init(adev, AMDGPU_MES_SCHED_PIPE);
1664 	if (r)
1665 		goto failure;
1666 
1667 	r = mes_v11_0_set_hw_resources(&adev->mes);
1668 	if (r)
1669 		goto failure;
1670 
1671 	if ((adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x52) {
1672 		r = mes_v11_0_set_hw_resources_1(&adev->mes);
1673 		if (r) {
1674 			DRM_ERROR("failed mes_v11_0_set_hw_resources_1, r=%d\n", r);
1675 			goto failure;
1676 		}
1677 	}
1678 
1679 	r = mes_v11_0_query_sched_status(&adev->mes);
1680 	if (r) {
1681 		DRM_ERROR("MES is busy\n");
1682 		goto failure;
1683 	}
1684 
1685 	r = amdgpu_mes_update_enforce_isolation(adev);
1686 	if (r)
1687 		goto failure;
1688 
1689 out:
1690 	/*
1691 	 * Disable KIQ ring usage from the driver once MES is enabled.
1692 	 * MES uses KIQ ring exclusively so driver cannot access KIQ ring
1693 	 * with MES enabled.
1694 	 */
1695 	adev->gfx.kiq[0].ring.sched.ready = false;
1696 	adev->mes.ring[0].sched.ready = true;
1697 
1698 	return 0;
1699 
1700 failure:
1701 	mes_v11_0_hw_fini(ip_block);
1702 	return r;
1703 }
1704 
1705 static int mes_v11_0_hw_fini(struct amdgpu_ip_block *ip_block)
1706 {
1707 	return 0;
1708 }
1709 
1710 static int mes_v11_0_suspend(struct amdgpu_ip_block *ip_block)
1711 {
1712 	return mes_v11_0_hw_fini(ip_block);
1713 }
1714 
1715 static int mes_v11_0_resume(struct amdgpu_ip_block *ip_block)
1716 {
1717 	return mes_v11_0_hw_init(ip_block);
1718 }
1719 
1720 static int mes_v11_0_early_init(struct amdgpu_ip_block *ip_block)
1721 {
1722 	struct amdgpu_device *adev = ip_block->adev;
1723 	int pipe, r;
1724 
1725 	adev->mes.hung_queue_db_array_size = MES11_HUNG_DB_OFFSET_ARRAY_SIZE;
1726 	adev->mes.hung_queue_hqd_info_offset = MES11_HUNG_HQD_INFO_OFFSET;
1727 
1728 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1729 		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1730 			continue;
1731 		r = amdgpu_mes_init_microcode(adev, pipe);
1732 		if (r)
1733 			return r;
1734 	}
1735 
1736 	return 0;
1737 }
1738 
1739 static const struct amd_ip_funcs mes_v11_0_ip_funcs = {
1740 	.name = "mes_v11_0",
1741 	.early_init = mes_v11_0_early_init,
1742 	.late_init = NULL,
1743 	.sw_init = mes_v11_0_sw_init,
1744 	.sw_fini = mes_v11_0_sw_fini,
1745 	.hw_init = mes_v11_0_hw_init,
1746 	.hw_fini = mes_v11_0_hw_fini,
1747 	.suspend = mes_v11_0_suspend,
1748 	.resume = mes_v11_0_resume,
1749 };
1750 
1751 const struct amdgpu_ip_block_version mes_v11_0_ip_block = {
1752 	.type = AMD_IP_BLOCK_TYPE_MES,
1753 	.major = 11,
1754 	.minor = 0,
1755 	.rev = 0,
1756 	.funcs = &mes_v11_0_ip_funcs,
1757 };
1758