1 /*
2  * Copyright 2019 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 
24 #include <linux/firmware.h>
25 #include <linux/module.h>
26 #include "amdgpu.h"
27 #include "soc15_common.h"
28 #include "soc21.h"
29 #include "gc/gc_11_0_0_offset.h"
30 #include "gc/gc_11_0_0_sh_mask.h"
31 #include "gc/gc_11_0_0_default.h"
32 #include "v10_structs.h"
33 #include "mes_v11_api_def.h"
34 
35 MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes.bin");
36 MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes1.bin");
37 
38 static int mes_v11_0_hw_fini(void *handle);
39 static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev);
40 static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev);
41 
42 #define MES_EOP_SIZE   2048
43 
44 static void mes_v11_0_ring_set_wptr(struct amdgpu_ring *ring)
45 {
46 	struct amdgpu_device *adev = ring->adev;
47 
48 	if (ring->use_doorbell) {
49 		atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
50 			     ring->wptr);
51 		WDOORBELL64(ring->doorbell_index, ring->wptr);
52 	} else {
53 		BUG();
54 	}
55 }
56 
57 static u64 mes_v11_0_ring_get_rptr(struct amdgpu_ring *ring)
58 {
59 	return *ring->rptr_cpu_addr;
60 }
61 
62 static u64 mes_v11_0_ring_get_wptr(struct amdgpu_ring *ring)
63 {
64 	u64 wptr;
65 
66 	if (ring->use_doorbell)
67 		wptr = atomic64_read((atomic64_t *)ring->wptr_cpu_addr);
68 	else
69 		BUG();
70 	return wptr;
71 }
72 
73 static const struct amdgpu_ring_funcs mes_v11_0_ring_funcs = {
74 	.type = AMDGPU_RING_TYPE_MES,
75 	.align_mask = 1,
76 	.nop = 0,
77 	.support_64bit_ptrs = true,
78 	.get_rptr = mes_v11_0_ring_get_rptr,
79 	.get_wptr = mes_v11_0_ring_get_wptr,
80 	.set_wptr = mes_v11_0_ring_set_wptr,
81 	.insert_nop = amdgpu_ring_insert_nop,
82 };
83 
84 static int mes_v11_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
85 						    void *pkt, int size)
86 {
87 	int ndw = size / 4;
88 	signed long r;
89 	union MESAPI__ADD_QUEUE *x_pkt = pkt;
90 	struct amdgpu_device *adev = mes->adev;
91 	struct amdgpu_ring *ring = &mes->ring;
92 
93 	BUG_ON(size % 4 != 0);
94 
95 	if (amdgpu_ring_alloc(ring, ndw))
96 		return -ENOMEM;
97 
98 	amdgpu_ring_write_multiple(ring, pkt, ndw);
99 	amdgpu_ring_commit(ring);
100 
101 	DRM_DEBUG("MES msg=%d was emitted\n", x_pkt->header.opcode);
102 
103 	r = amdgpu_fence_wait_polling(ring, ring->fence_drv.sync_seq,
104 		      adev->usec_timeout * (amdgpu_emu_mode ? 100 : 1));
105 	if (r < 1) {
106 		DRM_ERROR("MES failed to response msg=%d\n",
107 			  x_pkt->header.opcode);
108 		return -ETIMEDOUT;
109 	}
110 
111 	return 0;
112 }
113 
114 static int convert_to_mes_queue_type(int queue_type)
115 {
116 	if (queue_type == AMDGPU_RING_TYPE_GFX)
117 		return MES_QUEUE_TYPE_GFX;
118 	else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
119 		return MES_QUEUE_TYPE_COMPUTE;
120 	else if (queue_type == AMDGPU_RING_TYPE_SDMA)
121 		return MES_QUEUE_TYPE_SDMA;
122 	else
123 		BUG();
124 	return -1;
125 }
126 
127 static int mes_v11_0_add_hw_queue(struct amdgpu_mes *mes,
128 				  struct mes_add_queue_input *input)
129 {
130 	struct amdgpu_device *adev = mes->adev;
131 	union MESAPI__ADD_QUEUE mes_add_queue_pkt;
132 	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0];
133 	uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
134 
135 	memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
136 
137 	mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
138 	mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
139 	mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
140 
141 	mes_add_queue_pkt.process_id = input->process_id;
142 	mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
143 	mes_add_queue_pkt.process_va_start = input->process_va_start;
144 	mes_add_queue_pkt.process_va_end = input->process_va_end;
145 	mes_add_queue_pkt.process_quantum = input->process_quantum;
146 	mes_add_queue_pkt.process_context_addr = input->process_context_addr;
147 	mes_add_queue_pkt.gang_quantum = input->gang_quantum;
148 	mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
149 	mes_add_queue_pkt.inprocess_gang_priority =
150 		input->inprocess_gang_priority;
151 	mes_add_queue_pkt.gang_global_priority_level =
152 		input->gang_global_priority_level;
153 	mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
154 	mes_add_queue_pkt.mqd_addr = input->mqd_addr;
155 	mes_add_queue_pkt.wptr_addr = input->wptr_addr;
156 	mes_add_queue_pkt.queue_type =
157 		convert_to_mes_queue_type(input->queue_type);
158 	mes_add_queue_pkt.paging = input->paging;
159 	mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
160 	mes_add_queue_pkt.gws_base = input->gws_base;
161 	mes_add_queue_pkt.gws_size = input->gws_size;
162 	mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
163 	mes_add_queue_pkt.tma_addr = input->tma_addr;
164 
165 	mes_add_queue_pkt.api_status.api_completion_fence_addr =
166 		mes->ring.fence_drv.gpu_addr;
167 	mes_add_queue_pkt.api_status.api_completion_fence_value =
168 		++mes->ring.fence_drv.sync_seq;
169 
170 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
171 			&mes_add_queue_pkt, sizeof(mes_add_queue_pkt));
172 }
173 
174 static int mes_v11_0_remove_hw_queue(struct amdgpu_mes *mes,
175 				     struct mes_remove_queue_input *input)
176 {
177 	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
178 
179 	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
180 
181 	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
182 	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
183 	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
184 
185 	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
186 	mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
187 
188 	mes_remove_queue_pkt.api_status.api_completion_fence_addr =
189 		mes->ring.fence_drv.gpu_addr;
190 	mes_remove_queue_pkt.api_status.api_completion_fence_value =
191 		++mes->ring.fence_drv.sync_seq;
192 
193 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
194 			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt));
195 }
196 
197 static int mes_v11_0_unmap_legacy_queue(struct amdgpu_mes *mes,
198 			struct mes_unmap_legacy_queue_input *input)
199 {
200 	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
201 
202 	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
203 
204 	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
205 	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
206 	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
207 
208 	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset << 2;
209 	mes_remove_queue_pkt.gang_context_addr = 0;
210 
211 	mes_remove_queue_pkt.pipe_id = input->pipe_id;
212 	mes_remove_queue_pkt.queue_id = input->queue_id;
213 
214 	if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
215 		mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
216 		mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
217 		mes_remove_queue_pkt.tf_data =
218 			lower_32_bits(input->trail_fence_data);
219 	} else {
220 		if (input->queue_type == AMDGPU_RING_TYPE_GFX)
221 			mes_remove_queue_pkt.unmap_legacy_gfx_queue = 1;
222 		else
223 			mes_remove_queue_pkt.unmap_kiq_utility_queue = 1;
224 	}
225 
226 	mes_remove_queue_pkt.api_status.api_completion_fence_addr =
227 		mes->ring.fence_drv.gpu_addr;
228 	mes_remove_queue_pkt.api_status.api_completion_fence_value =
229 		++mes->ring.fence_drv.sync_seq;
230 
231 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
232 			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt));
233 }
234 
235 static int mes_v11_0_suspend_gang(struct amdgpu_mes *mes,
236 				  struct mes_suspend_gang_input *input)
237 {
238 	return 0;
239 }
240 
241 static int mes_v11_0_resume_gang(struct amdgpu_mes *mes,
242 				 struct mes_resume_gang_input *input)
243 {
244 	return 0;
245 }
246 
247 static int mes_v11_0_query_sched_status(struct amdgpu_mes *mes)
248 {
249 	union MESAPI__QUERY_MES_STATUS mes_status_pkt;
250 
251 	memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
252 
253 	mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
254 	mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
255 	mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
256 
257 	mes_status_pkt.api_status.api_completion_fence_addr =
258 		mes->ring.fence_drv.gpu_addr;
259 	mes_status_pkt.api_status.api_completion_fence_value =
260 		++mes->ring.fence_drv.sync_seq;
261 
262 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
263 			&mes_status_pkt, sizeof(mes_status_pkt));
264 }
265 
266 static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes)
267 {
268 	int i;
269 	struct amdgpu_device *adev = mes->adev;
270 	union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
271 
272 	memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
273 
274 	mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
275 	mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
276 	mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
277 
278 	mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
279 	mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
280 	mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
281 	mes_set_hw_res_pkt.paging_vmid = 0;
282 	mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr = mes->sch_ctx_gpu_addr;
283 	mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
284 		mes->query_status_fence_gpu_addr;
285 
286 	for (i = 0; i < MAX_COMPUTE_PIPES; i++)
287 		mes_set_hw_res_pkt.compute_hqd_mask[i] =
288 			mes->compute_hqd_mask[i];
289 
290 	for (i = 0; i < MAX_GFX_PIPES; i++)
291 		mes_set_hw_res_pkt.gfx_hqd_mask[i] = mes->gfx_hqd_mask[i];
292 
293 	for (i = 0; i < MAX_SDMA_PIPES; i++)
294 		mes_set_hw_res_pkt.sdma_hqd_mask[i] = mes->sdma_hqd_mask[i];
295 
296 	for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
297 		mes_set_hw_res_pkt.aggregated_doorbells[i] =
298 			mes->agreegated_doorbells[i];
299 
300 	for (i = 0; i < 5; i++) {
301 		mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
302 		mes_set_hw_res_pkt.mmhub_base[i] =
303 				adev->reg_offset[MMHUB_HWIP][0][i];
304 		mes_set_hw_res_pkt.osssys_base[i] =
305 		adev->reg_offset[OSSSYS_HWIP][0][i];
306 	}
307 
308 	mes_set_hw_res_pkt.disable_reset = 1;
309 	mes_set_hw_res_pkt.disable_mes_log = 1;
310 	mes_set_hw_res_pkt.use_different_vmid_compute = 1;
311 
312 	mes_set_hw_res_pkt.api_status.api_completion_fence_addr =
313 		mes->ring.fence_drv.gpu_addr;
314 	mes_set_hw_res_pkt.api_status.api_completion_fence_value =
315 		++mes->ring.fence_drv.sync_seq;
316 
317 	return mes_v11_0_submit_pkt_and_poll_completion(mes,
318 			&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt));
319 }
320 
321 static const struct amdgpu_mes_funcs mes_v11_0_funcs = {
322 	.add_hw_queue = mes_v11_0_add_hw_queue,
323 	.remove_hw_queue = mes_v11_0_remove_hw_queue,
324 	.unmap_legacy_queue = mes_v11_0_unmap_legacy_queue,
325 	.suspend_gang = mes_v11_0_suspend_gang,
326 	.resume_gang = mes_v11_0_resume_gang,
327 };
328 
329 static int mes_v11_0_init_microcode(struct amdgpu_device *adev,
330 				    enum admgpu_mes_pipe pipe)
331 {
332 	char fw_name[30];
333 	char ucode_prefix[30];
334 	int err;
335 	const struct mes_firmware_header_v1_0 *mes_hdr;
336 	struct amdgpu_firmware_info *info;
337 
338 	amdgpu_ucode_ip_version_decode(adev, GC_HWIP, ucode_prefix, sizeof(ucode_prefix));
339 
340 	if (pipe == AMDGPU_MES_SCHED_PIPE)
341 		snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mes.bin",
342 			 ucode_prefix);
343 	else
344 		snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mes1.bin",
345 			 ucode_prefix);
346 
347 	err = request_firmware(&adev->mes.fw[pipe], fw_name, adev->dev);
348 	if (err)
349 		return err;
350 
351 	err = amdgpu_ucode_validate(adev->mes.fw[pipe]);
352 	if (err) {
353 		release_firmware(adev->mes.fw[pipe]);
354 		adev->mes.fw[pipe] = NULL;
355 		return err;
356 	}
357 
358 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
359 		adev->mes.fw[pipe]->data;
360 	adev->mes.ucode_fw_version[pipe] =
361 		le32_to_cpu(mes_hdr->mes_ucode_version);
362 	adev->mes.ucode_fw_version[pipe] =
363 		le32_to_cpu(mes_hdr->mes_ucode_data_version);
364 	adev->mes.uc_start_addr[pipe] =
365 		le32_to_cpu(mes_hdr->mes_uc_start_addr_lo) |
366 		((uint64_t)(le32_to_cpu(mes_hdr->mes_uc_start_addr_hi)) << 32);
367 	adev->mes.data_start_addr[pipe] =
368 		le32_to_cpu(mes_hdr->mes_data_start_addr_lo) |
369 		((uint64_t)(le32_to_cpu(mes_hdr->mes_data_start_addr_hi)) << 32);
370 
371 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
372 		int ucode, ucode_data;
373 
374 		if (pipe == AMDGPU_MES_SCHED_PIPE) {
375 			ucode = AMDGPU_UCODE_ID_CP_MES;
376 			ucode_data = AMDGPU_UCODE_ID_CP_MES_DATA;
377 		} else {
378 			ucode = AMDGPU_UCODE_ID_CP_MES1;
379 			ucode_data = AMDGPU_UCODE_ID_CP_MES1_DATA;
380 		}
381 
382 		info = &adev->firmware.ucode[ucode];
383 		info->ucode_id = ucode;
384 		info->fw = adev->mes.fw[pipe];
385 		adev->firmware.fw_size +=
386 			ALIGN(le32_to_cpu(mes_hdr->mes_ucode_size_bytes),
387 			      PAGE_SIZE);
388 
389 		info = &adev->firmware.ucode[ucode_data];
390 		info->ucode_id = ucode_data;
391 		info->fw = adev->mes.fw[pipe];
392 		adev->firmware.fw_size +=
393 			ALIGN(le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes),
394 			      PAGE_SIZE);
395 	}
396 
397 	return 0;
398 }
399 
400 static void mes_v11_0_free_microcode(struct amdgpu_device *adev,
401 				     enum admgpu_mes_pipe pipe)
402 {
403 	release_firmware(adev->mes.fw[pipe]);
404 	adev->mes.fw[pipe] = NULL;
405 }
406 
407 static int mes_v11_0_allocate_ucode_buffer(struct amdgpu_device *adev,
408 					   enum admgpu_mes_pipe pipe)
409 {
410 	int r;
411 	const struct mes_firmware_header_v1_0 *mes_hdr;
412 	const __le32 *fw_data;
413 	unsigned fw_size;
414 
415 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
416 		adev->mes.fw[pipe]->data;
417 
418 	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
419 		   le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
420 	fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
421 
422 	r = amdgpu_bo_create_reserved(adev, fw_size,
423 				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
424 				      &adev->mes.ucode_fw_obj[pipe],
425 				      &adev->mes.ucode_fw_gpu_addr[pipe],
426 				      (void **)&adev->mes.ucode_fw_ptr[pipe]);
427 	if (r) {
428 		dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
429 		return r;
430 	}
431 
432 	memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
433 
434 	amdgpu_bo_kunmap(adev->mes.ucode_fw_obj[pipe]);
435 	amdgpu_bo_unreserve(adev->mes.ucode_fw_obj[pipe]);
436 
437 	return 0;
438 }
439 
440 static int mes_v11_0_allocate_ucode_data_buffer(struct amdgpu_device *adev,
441 						enum admgpu_mes_pipe pipe)
442 {
443 	int r;
444 	const struct mes_firmware_header_v1_0 *mes_hdr;
445 	const __le32 *fw_data;
446 	unsigned fw_size;
447 
448 	mes_hdr = (const struct mes_firmware_header_v1_0 *)
449 		adev->mes.fw[pipe]->data;
450 
451 	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
452 		   le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
453 	fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
454 
455 	r = amdgpu_bo_create_reserved(adev, fw_size,
456 				      64 * 1024, AMDGPU_GEM_DOMAIN_VRAM,
457 				      &adev->mes.data_fw_obj[pipe],
458 				      &adev->mes.data_fw_gpu_addr[pipe],
459 				      (void **)&adev->mes.data_fw_ptr[pipe]);
460 	if (r) {
461 		dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
462 		return r;
463 	}
464 
465 	memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
466 
467 	amdgpu_bo_kunmap(adev->mes.data_fw_obj[pipe]);
468 	amdgpu_bo_unreserve(adev->mes.data_fw_obj[pipe]);
469 
470 	return 0;
471 }
472 
473 static void mes_v11_0_free_ucode_buffers(struct amdgpu_device *adev,
474 					 enum admgpu_mes_pipe pipe)
475 {
476 	amdgpu_bo_free_kernel(&adev->mes.data_fw_obj[pipe],
477 			      &adev->mes.data_fw_gpu_addr[pipe],
478 			      (void **)&adev->mes.data_fw_ptr[pipe]);
479 
480 	amdgpu_bo_free_kernel(&adev->mes.ucode_fw_obj[pipe],
481 			      &adev->mes.ucode_fw_gpu_addr[pipe],
482 			      (void **)&adev->mes.ucode_fw_ptr[pipe]);
483 }
484 
485 static void mes_v11_0_enable(struct amdgpu_device *adev, bool enable)
486 {
487 	uint64_t ucode_addr;
488 	uint32_t pipe, data = 0;
489 
490 	if (enable) {
491 		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
492 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
493 		data = REG_SET_FIELD(data, CP_MES_CNTL,
494 			     MES_PIPE1_RESET, adev->enable_mes_kiq ? 1 : 0);
495 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
496 
497 		mutex_lock(&adev->srbm_mutex);
498 		for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
499 			if (!adev->enable_mes_kiq &&
500 			    pipe == AMDGPU_MES_KIQ_PIPE)
501 				continue;
502 
503 			soc21_grbm_select(adev, 3, pipe, 0, 0);
504 
505 			ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
506 			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
507 				     lower_32_bits(ucode_addr));
508 			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
509 				     upper_32_bits(ucode_addr));
510 		}
511 		soc21_grbm_select(adev, 0, 0, 0, 0);
512 		mutex_unlock(&adev->srbm_mutex);
513 
514 		/* unhalt MES and activate pipe0 */
515 		data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
516 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE,
517 				     adev->enable_mes_kiq ? 1 : 0);
518 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
519 
520 		if (amdgpu_emu_mode)
521 			msleep(100);
522 		else
523 			udelay(50);
524 	} else {
525 		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
526 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
527 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
528 		data = REG_SET_FIELD(data, CP_MES_CNTL,
529 				     MES_INVALIDATE_ICACHE, 1);
530 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
531 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
532 				     adev->enable_mes_kiq ? 1 : 0);
533 		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
534 		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
535 	}
536 }
537 
538 /* This function is for backdoor MES firmware */
539 static int mes_v11_0_load_microcode(struct amdgpu_device *adev,
540 				    enum admgpu_mes_pipe pipe)
541 {
542 	int r;
543 	uint32_t data;
544 	uint64_t ucode_addr;
545 
546 	mes_v11_0_enable(adev, false);
547 
548 	if (!adev->mes.fw[pipe])
549 		return -EINVAL;
550 
551 	r = mes_v11_0_allocate_ucode_buffer(adev, pipe);
552 	if (r)
553 		return r;
554 
555 	r = mes_v11_0_allocate_ucode_data_buffer(adev, pipe);
556 	if (r) {
557 		mes_v11_0_free_ucode_buffers(adev, pipe);
558 		return r;
559 	}
560 
561 	mutex_lock(&adev->srbm_mutex);
562 	/* me=3, pipe=0, queue=0 */
563 	soc21_grbm_select(adev, 3, pipe, 0, 0);
564 
565 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_CNTL, 0);
566 
567 	/* set ucode start address */
568 	ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
569 	WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
570 		     lower_32_bits(ucode_addr));
571 	WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
572 		     upper_32_bits(ucode_addr));
573 
574 	/* set ucode fimrware address */
575 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_LO,
576 		     lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
577 	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_HI,
578 		     upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
579 
580 	/* set ucode instruction cache boundary to 2M-1 */
581 	WREG32_SOC15(GC, 0, regCP_MES_MIBOUND_LO, 0x1FFFFF);
582 
583 	/* set ucode data firmware address */
584 	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_LO,
585 		     lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
586 	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_HI,
587 		     upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
588 
589 	/* Set 0x3FFFF (256K-1) to CP_MES_MDBOUND_LO */
590 	WREG32_SOC15(GC, 0, regCP_MES_MDBOUND_LO, 0x3FFFF);
591 
592 	/* invalidate ICACHE */
593 	data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
594 	data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
595 	data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
596 	WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
597 
598 	/* prime the ICACHE. */
599 	data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
600 	data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
601 	WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
602 
603 	soc21_grbm_select(adev, 0, 0, 0, 0);
604 	mutex_unlock(&adev->srbm_mutex);
605 
606 	return 0;
607 }
608 
609 static int mes_v11_0_allocate_eop_buf(struct amdgpu_device *adev,
610 				      enum admgpu_mes_pipe pipe)
611 {
612 	int r;
613 	u32 *eop;
614 
615 	r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
616 			      AMDGPU_GEM_DOMAIN_GTT,
617 			      &adev->mes.eop_gpu_obj[pipe],
618 			      &adev->mes.eop_gpu_addr[pipe],
619 			      (void **)&eop);
620 	if (r) {
621 		dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
622 		return r;
623 	}
624 
625 	memset(eop, 0,
626 	       adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
627 
628 	amdgpu_bo_kunmap(adev->mes.eop_gpu_obj[pipe]);
629 	amdgpu_bo_unreserve(adev->mes.eop_gpu_obj[pipe]);
630 
631 	return 0;
632 }
633 
634 static int mes_v11_0_mqd_init(struct amdgpu_ring *ring)
635 {
636 	struct v10_compute_mqd *mqd = ring->mqd_ptr;
637 	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
638 	uint32_t tmp;
639 
640 	mqd->header = 0xC0310800;
641 	mqd->compute_pipelinestat_enable = 0x00000001;
642 	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
643 	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
644 	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
645 	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
646 	mqd->compute_misc_reserved = 0x00000007;
647 
648 	eop_base_addr = ring->eop_gpu_addr >> 8;
649 
650 	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
651 	tmp = regCP_HQD_EOP_CONTROL_DEFAULT;
652 	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
653 			(order_base_2(MES_EOP_SIZE / 4) - 1));
654 
655 	mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
656 	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
657 	mqd->cp_hqd_eop_control = tmp;
658 
659 	/* disable the queue if it's active */
660 	ring->wptr = 0;
661 	mqd->cp_hqd_pq_rptr = 0;
662 	mqd->cp_hqd_pq_wptr_lo = 0;
663 	mqd->cp_hqd_pq_wptr_hi = 0;
664 
665 	/* set the pointer to the MQD */
666 	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
667 	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
668 
669 	/* set MQD vmid to 0 */
670 	tmp = regCP_MQD_CONTROL_DEFAULT;
671 	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
672 	mqd->cp_mqd_control = tmp;
673 
674 	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
675 	hqd_gpu_addr = ring->gpu_addr >> 8;
676 	mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
677 	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
678 
679 	/* set the wb address whether it's enabled or not */
680 	wb_gpu_addr = ring->rptr_gpu_addr;
681 	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
682 	mqd->cp_hqd_pq_rptr_report_addr_hi =
683 		upper_32_bits(wb_gpu_addr) & 0xffff;
684 
685 	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
686 	wb_gpu_addr = ring->wptr_gpu_addr;
687 	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
688 	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
689 
690 	/* set up the HQD, this is similar to CP_RB0_CNTL */
691 	tmp = regCP_HQD_PQ_CONTROL_DEFAULT;
692 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
693 			    (order_base_2(ring->ring_size / 4) - 1));
694 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
695 			    ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
696 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
697 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
698 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
699 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
700 	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
701 	mqd->cp_hqd_pq_control = tmp;
702 
703 	/* enable doorbell */
704 	tmp = 0;
705 	if (ring->use_doorbell) {
706 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
707 				    DOORBELL_OFFSET, ring->doorbell_index);
708 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
709 				    DOORBELL_EN, 1);
710 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
711 				    DOORBELL_SOURCE, 0);
712 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
713 				    DOORBELL_HIT, 0);
714 	}
715 	else
716 		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
717 				    DOORBELL_EN, 0);
718 	mqd->cp_hqd_pq_doorbell_control = tmp;
719 
720 	mqd->cp_hqd_vmid = 0;
721 	/* activate the queue */
722 	mqd->cp_hqd_active = 1;
723 	mqd->cp_hqd_persistent_state = regCP_HQD_PERSISTENT_STATE_DEFAULT;
724 	mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_DEFAULT;
725 	mqd->cp_hqd_iq_timer = regCP_HQD_IQ_TIMER_DEFAULT;
726 	mqd->cp_hqd_quantum = regCP_HQD_QUANTUM_DEFAULT;
727 
728 	tmp = regCP_HQD_GFX_CONTROL_DEFAULT;
729 	tmp = REG_SET_FIELD(tmp, CP_HQD_GFX_CONTROL, DB_UPDATED_MSG_EN, 1);
730 	/* offset: 184 - this is used for CP_HQD_GFX_CONTROL */
731 	mqd->cp_hqd_suspend_cntl_stack_offset = tmp;
732 
733 	return 0;
734 }
735 
736 static void mes_v11_0_queue_init_register(struct amdgpu_ring *ring)
737 {
738 	struct v10_compute_mqd *mqd = ring->mqd_ptr;
739 	struct amdgpu_device *adev = ring->adev;
740 	uint32_t data = 0;
741 
742 	mutex_lock(&adev->srbm_mutex);
743 	soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
744 
745 	/* set CP_HQD_VMID.VMID = 0. */
746 	data = RREG32_SOC15(GC, 0, regCP_HQD_VMID);
747 	data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
748 	WREG32_SOC15(GC, 0, regCP_HQD_VMID, data);
749 
750 	/* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
751 	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
752 	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
753 			     DOORBELL_EN, 0);
754 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
755 
756 	/* set CP_MQD_BASE_ADDR/HI with the MQD base address */
757 	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
758 	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
759 
760 	/* set CP_MQD_CONTROL.VMID=0 */
761 	data = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
762 	data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
763 	WREG32_SOC15(GC, 0, regCP_MQD_CONTROL, 0);
764 
765 	/* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
766 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
767 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
768 
769 	/* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
770 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
771 		     mqd->cp_hqd_pq_rptr_report_addr_lo);
772 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
773 		     mqd->cp_hqd_pq_rptr_report_addr_hi);
774 
775 	/* set CP_HQD_PQ_CONTROL */
776 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
777 
778 	/* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
779 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
780 		     mqd->cp_hqd_pq_wptr_poll_addr_lo);
781 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
782 		     mqd->cp_hqd_pq_wptr_poll_addr_hi);
783 
784 	/* set CP_HQD_PQ_DOORBELL_CONTROL */
785 	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
786 		     mqd->cp_hqd_pq_doorbell_control);
787 
788 	/* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
789 	WREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
790 
791 	/* set CP_HQD_ACTIVE.ACTIVE=1 */
792 	WREG32_SOC15(GC, 0, regCP_HQD_ACTIVE, mqd->cp_hqd_active);
793 
794 	soc21_grbm_select(adev, 0, 0, 0, 0);
795 	mutex_unlock(&adev->srbm_mutex);
796 }
797 
798 static int mes_v11_0_kiq_enable_queue(struct amdgpu_device *adev)
799 {
800 	struct amdgpu_kiq *kiq = &adev->gfx.kiq;
801 	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
802 	int r;
803 
804 	if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
805 		return -EINVAL;
806 
807 	r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size);
808 	if (r) {
809 		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
810 		return r;
811 	}
812 
813 	kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring);
814 
815 	r = amdgpu_ring_test_ring(kiq_ring);
816 	if (r) {
817 		DRM_ERROR("kfq enable failed\n");
818 		kiq_ring->sched.ready = false;
819 	}
820 	return r;
821 }
822 
823 static int mes_v11_0_queue_init(struct amdgpu_device *adev,
824 				enum admgpu_mes_pipe pipe)
825 {
826 	struct amdgpu_ring *ring;
827 	int r;
828 
829 	if (pipe == AMDGPU_MES_KIQ_PIPE)
830 		ring = &adev->gfx.kiq.ring;
831 	else if (pipe == AMDGPU_MES_SCHED_PIPE)
832 		ring = &adev->mes.ring;
833 	else
834 		BUG();
835 
836 	if ((pipe == AMDGPU_MES_SCHED_PIPE) &&
837 	    (amdgpu_in_reset(adev) || adev->in_suspend)) {
838 		*(ring->wptr_cpu_addr) = 0;
839 		*(ring->rptr_cpu_addr) = 0;
840 		amdgpu_ring_clear_ring(ring);
841 	}
842 
843 	r = mes_v11_0_mqd_init(ring);
844 	if (r)
845 		return r;
846 
847 	if (pipe == AMDGPU_MES_SCHED_PIPE) {
848 		r = mes_v11_0_kiq_enable_queue(adev);
849 		if (r)
850 			return r;
851 	} else {
852 		mes_v11_0_queue_init_register(ring);
853 	}
854 
855 	return 0;
856 }
857 
858 static int mes_v11_0_ring_init(struct amdgpu_device *adev)
859 {
860 	struct amdgpu_ring *ring;
861 
862 	ring = &adev->mes.ring;
863 
864 	ring->funcs = &mes_v11_0_ring_funcs;
865 
866 	ring->me = 3;
867 	ring->pipe = 0;
868 	ring->queue = 0;
869 
870 	ring->ring_obj = NULL;
871 	ring->use_doorbell = true;
872 	ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
873 	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_SCHED_PIPE];
874 	ring->no_scheduler = true;
875 	sprintf(ring->name, "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
876 
877 	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
878 				AMDGPU_RING_PRIO_DEFAULT, NULL);
879 }
880 
881 static int mes_v11_0_kiq_ring_init(struct amdgpu_device *adev)
882 {
883 	struct amdgpu_ring *ring;
884 
885 	spin_lock_init(&adev->gfx.kiq.ring_lock);
886 
887 	ring = &adev->gfx.kiq.ring;
888 
889 	ring->me = 3;
890 	ring->pipe = 1;
891 	ring->queue = 0;
892 
893 	ring->adev = NULL;
894 	ring->ring_obj = NULL;
895 	ring->use_doorbell = true;
896 	ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
897 	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
898 	ring->no_scheduler = true;
899 	sprintf(ring->name, "mes_kiq_%d.%d.%d",
900 		ring->me, ring->pipe, ring->queue);
901 
902 	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
903 				AMDGPU_RING_PRIO_DEFAULT, NULL);
904 }
905 
906 static int mes_v11_0_mqd_sw_init(struct amdgpu_device *adev,
907 				 enum admgpu_mes_pipe pipe)
908 {
909 	int r, mqd_size = sizeof(struct v10_compute_mqd);
910 	struct amdgpu_ring *ring;
911 
912 	if (pipe == AMDGPU_MES_KIQ_PIPE)
913 		ring = &adev->gfx.kiq.ring;
914 	else if (pipe == AMDGPU_MES_SCHED_PIPE)
915 		ring = &adev->mes.ring;
916 	else
917 		BUG();
918 
919 	if (ring->mqd_obj)
920 		return 0;
921 
922 	r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,
923 				    AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
924 				    &ring->mqd_gpu_addr, &ring->mqd_ptr);
925 	if (r) {
926 		dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
927 		return r;
928 	}
929 
930 	memset(ring->mqd_ptr, 0, mqd_size);
931 
932 	/* prepare MQD backup */
933 	adev->mes.mqd_backup[pipe] = kmalloc(mqd_size, GFP_KERNEL);
934 	if (!adev->mes.mqd_backup[pipe])
935 		dev_warn(adev->dev,
936 			 "no memory to create MQD backup for ring %s\n",
937 			 ring->name);
938 
939 	return 0;
940 }
941 
942 static int mes_v11_0_sw_init(void *handle)
943 {
944 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
945 	int pipe, r;
946 
947 	adev->mes.adev = adev;
948 	adev->mes.funcs = &mes_v11_0_funcs;
949 	adev->mes.kiq_hw_init = &mes_v11_0_kiq_hw_init;
950 	adev->mes.kiq_hw_fini = &mes_v11_0_kiq_hw_fini;
951 
952 	r = amdgpu_mes_init(adev);
953 	if (r)
954 		return r;
955 
956 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
957 		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
958 			continue;
959 
960 		r = mes_v11_0_init_microcode(adev, pipe);
961 		if (r)
962 			return r;
963 
964 		r = mes_v11_0_allocate_eop_buf(adev, pipe);
965 		if (r)
966 			return r;
967 
968 		r = mes_v11_0_mqd_sw_init(adev, pipe);
969 		if (r)
970 			return r;
971 	}
972 
973 	if (adev->enable_mes_kiq) {
974 		r = mes_v11_0_kiq_ring_init(adev);
975 		if (r)
976 			return r;
977 	}
978 
979 	r = mes_v11_0_ring_init(adev);
980 	if (r)
981 		return r;
982 
983 	return 0;
984 }
985 
986 static int mes_v11_0_sw_fini(void *handle)
987 {
988 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
989 	int pipe;
990 
991 	amdgpu_device_wb_free(adev, adev->mes.sch_ctx_offs);
992 	amdgpu_device_wb_free(adev, adev->mes.query_status_fence_offs);
993 
994 	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
995 		kfree(adev->mes.mqd_backup[pipe]);
996 
997 		amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj[pipe],
998 				      &adev->mes.eop_gpu_addr[pipe],
999 				      NULL);
1000 
1001 		mes_v11_0_free_microcode(adev, pipe);
1002 	}
1003 
1004 	amdgpu_bo_free_kernel(&adev->gfx.kiq.ring.mqd_obj,
1005 			      &adev->gfx.kiq.ring.mqd_gpu_addr,
1006 			      &adev->gfx.kiq.ring.mqd_ptr);
1007 
1008 	amdgpu_bo_free_kernel(&adev->mes.ring.mqd_obj,
1009 			      &adev->mes.ring.mqd_gpu_addr,
1010 			      &adev->mes.ring.mqd_ptr);
1011 
1012 	amdgpu_ring_fini(&adev->gfx.kiq.ring);
1013 	amdgpu_ring_fini(&adev->mes.ring);
1014 
1015 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1016 		mes_v11_0_free_ucode_buffers(adev, AMDGPU_MES_KIQ_PIPE);
1017 		mes_v11_0_free_ucode_buffers(adev, AMDGPU_MES_SCHED_PIPE);
1018 	}
1019 
1020 	amdgpu_mes_fini(adev);
1021 	return 0;
1022 }
1023 
1024 static void mes_v11_0_kiq_setting(struct amdgpu_ring *ring)
1025 {
1026 	uint32_t tmp;
1027 	struct amdgpu_device *adev = ring->adev;
1028 
1029 	/* tell RLC which is KIQ queue */
1030 	tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1031 	tmp &= 0xffffff00;
1032 	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1033 	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1034 	tmp |= 0x80;
1035 	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1036 }
1037 
1038 static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev)
1039 {
1040 	int r = 0;
1041 
1042 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1043 		r = mes_v11_0_load_microcode(adev, AMDGPU_MES_KIQ_PIPE);
1044 		if (r) {
1045 			DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
1046 			return r;
1047 		}
1048 
1049 		r = mes_v11_0_load_microcode(adev, AMDGPU_MES_SCHED_PIPE);
1050 		if (r) {
1051 			DRM_ERROR("failed to load MES fw, r=%d\n", r);
1052 			return r;
1053 		}
1054 	}
1055 
1056 	mes_v11_0_enable(adev, true);
1057 
1058 	mes_v11_0_kiq_setting(&adev->gfx.kiq.ring);
1059 
1060 	r = mes_v11_0_queue_init(adev, AMDGPU_MES_KIQ_PIPE);
1061 	if (r)
1062 		goto failure;
1063 
1064 	return r;
1065 
1066 failure:
1067 	mes_v11_0_hw_fini(adev);
1068 	return r;
1069 }
1070 
1071 static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev)
1072 {
1073 	mes_v11_0_enable(adev, false);
1074 	return 0;
1075 }
1076 
1077 static int mes_v11_0_hw_init(void *handle)
1078 {
1079 	int r;
1080 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1081 
1082 	if (!adev->enable_mes_kiq) {
1083 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1084 			r = mes_v11_0_load_microcode(adev,
1085 					     AMDGPU_MES_SCHED_PIPE);
1086 			if (r) {
1087 				DRM_ERROR("failed to MES fw, r=%d\n", r);
1088 				return r;
1089 			}
1090 		}
1091 
1092 		mes_v11_0_enable(adev, true);
1093 	}
1094 
1095 	r = mes_v11_0_queue_init(adev, AMDGPU_MES_SCHED_PIPE);
1096 	if (r)
1097 		goto failure;
1098 
1099 	r = mes_v11_0_set_hw_resources(&adev->mes);
1100 	if (r)
1101 		goto failure;
1102 
1103 	r = mes_v11_0_query_sched_status(&adev->mes);
1104 	if (r) {
1105 		DRM_ERROR("MES is busy\n");
1106 		goto failure;
1107 	}
1108 
1109 	/*
1110 	 * Disable KIQ ring usage from the driver once MES is enabled.
1111 	 * MES uses KIQ ring exclusively so driver cannot access KIQ ring
1112 	 * with MES enabled.
1113 	 */
1114 	adev->gfx.kiq.ring.sched.ready = false;
1115 
1116 	return 0;
1117 
1118 failure:
1119 	mes_v11_0_hw_fini(adev);
1120 	return r;
1121 }
1122 
1123 static int mes_v11_0_hw_fini(void *handle)
1124 {
1125 	return 0;
1126 }
1127 
1128 static int mes_v11_0_suspend(void *handle)
1129 {
1130 	int r;
1131 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1132 
1133 	r = amdgpu_mes_suspend(adev);
1134 	if (r)
1135 		return r;
1136 
1137 	return mes_v11_0_hw_fini(adev);
1138 }
1139 
1140 static int mes_v11_0_resume(void *handle)
1141 {
1142 	int r;
1143 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1144 
1145 	r = mes_v11_0_hw_init(adev);
1146 	if (r)
1147 		return r;
1148 
1149 	return amdgpu_mes_resume(adev);
1150 }
1151 
1152 static int mes_v11_0_late_init(void *handle)
1153 {
1154 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1155 
1156 	amdgpu_mes_self_test(adev);
1157 
1158 	return 0;
1159 }
1160 
1161 static const struct amd_ip_funcs mes_v11_0_ip_funcs = {
1162 	.name = "mes_v11_0",
1163 	.late_init = mes_v11_0_late_init,
1164 	.sw_init = mes_v11_0_sw_init,
1165 	.sw_fini = mes_v11_0_sw_fini,
1166 	.hw_init = mes_v11_0_hw_init,
1167 	.hw_fini = mes_v11_0_hw_fini,
1168 	.suspend = mes_v11_0_suspend,
1169 	.resume = mes_v11_0_resume,
1170 };
1171 
1172 const struct amdgpu_ip_block_version mes_v11_0_ip_block = {
1173 	.type = AMD_IP_BLOCK_TYPE_MES,
1174 	.major = 11,
1175 	.minor = 0,
1176 	.rev = 0,
1177 	.funcs = &mes_v11_0_ip_funcs,
1178 };
1179