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   1/*
   2 * Copyright 2019 Advanced Micro Devices, Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 */
  23
  24#include <linux/firmware.h>
  25#include <linux/module.h>
  26#include "amdgpu.h"
  27#include "soc15_common.h"
  28#include "soc21.h"
  29#include "gc/gc_11_0_0_offset.h"
  30#include "gc/gc_11_0_0_sh_mask.h"
  31#include "gc/gc_11_0_0_default.h"
  32#include "v11_structs.h"
  33#include "mes_v11_api_def.h"
  34
  35MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes.bin");
  36MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes_2.bin");
  37MODULE_FIRMWARE("amdgpu/gc_11_0_0_mes1.bin");
  38MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes.bin");
  39MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes_2.bin");
  40MODULE_FIRMWARE("amdgpu/gc_11_0_1_mes1.bin");
  41MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes.bin");
  42MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes_2.bin");
  43MODULE_FIRMWARE("amdgpu/gc_11_0_2_mes1.bin");
  44MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes.bin");
  45MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes_2.bin");
  46MODULE_FIRMWARE("amdgpu/gc_11_0_3_mes1.bin");
  47MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes.bin");
  48MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes_2.bin");
  49MODULE_FIRMWARE("amdgpu/gc_11_0_4_mes1.bin");
  50MODULE_FIRMWARE("amdgpu/gc_11_5_0_mes_2.bin");
  51MODULE_FIRMWARE("amdgpu/gc_11_5_0_mes1.bin");
  52
  53
  54static int mes_v11_0_hw_fini(void *handle);
  55static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev);
  56static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev);
  57
  58#define MES_EOP_SIZE   2048
  59
  60static void mes_v11_0_ring_set_wptr(struct amdgpu_ring *ring)
  61{
  62	struct amdgpu_device *adev = ring->adev;
  63
  64	if (ring->use_doorbell) {
  65		atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
  66			     ring->wptr);
  67		WDOORBELL64(ring->doorbell_index, ring->wptr);
  68	} else {
  69		BUG();
  70	}
  71}
  72
  73static u64 mes_v11_0_ring_get_rptr(struct amdgpu_ring *ring)
  74{
  75	return *ring->rptr_cpu_addr;
  76}
  77
  78static u64 mes_v11_0_ring_get_wptr(struct amdgpu_ring *ring)
  79{
  80	u64 wptr;
  81
  82	if (ring->use_doorbell)
  83		wptr = atomic64_read((atomic64_t *)ring->wptr_cpu_addr);
  84	else
  85		BUG();
  86	return wptr;
  87}
  88
  89static const struct amdgpu_ring_funcs mes_v11_0_ring_funcs = {
  90	.type = AMDGPU_RING_TYPE_MES,
  91	.align_mask = 1,
  92	.nop = 0,
  93	.support_64bit_ptrs = true,
  94	.get_rptr = mes_v11_0_ring_get_rptr,
  95	.get_wptr = mes_v11_0_ring_get_wptr,
  96	.set_wptr = mes_v11_0_ring_set_wptr,
  97	.insert_nop = amdgpu_ring_insert_nop,
  98};
  99
 100static int mes_v11_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
 101						    void *pkt, int size,
 102						    int api_status_off)
 103{
 104	int ndw = size / 4;
 105	signed long r;
 106	union MESAPI__ADD_QUEUE *x_pkt = pkt;
 107	struct MES_API_STATUS *api_status;
 108	struct amdgpu_device *adev = mes->adev;
 109	struct amdgpu_ring *ring = &mes->ring;
 110	unsigned long flags;
 111	signed long timeout = adev->usec_timeout;
 112
 113	if (amdgpu_emu_mode) {
 114		timeout *= 100;
 115	} else if (amdgpu_sriov_vf(adev)) {
 116		/* Worst case in sriov where all other 15 VF timeout, each VF needs about 600ms */
 117		timeout = 15 * 600 * 1000;
 118	}
 119	BUG_ON(size % 4 != 0);
 120
 121	spin_lock_irqsave(&mes->ring_lock, flags);
 122	if (amdgpu_ring_alloc(ring, ndw)) {
 123		spin_unlock_irqrestore(&mes->ring_lock, flags);
 124		return -ENOMEM;
 125	}
 126
 127	api_status = (struct MES_API_STATUS *)((char *)pkt + api_status_off);
 128	api_status->api_completion_fence_addr = mes->ring.fence_drv.gpu_addr;
 129	api_status->api_completion_fence_value = ++mes->ring.fence_drv.sync_seq;
 130
 131	amdgpu_ring_write_multiple(ring, pkt, ndw);
 132	amdgpu_ring_commit(ring);
 133	spin_unlock_irqrestore(&mes->ring_lock, flags);
 134
 135	DRM_DEBUG("MES msg=%d was emitted\n", x_pkt->header.opcode);
 136
 137	r = amdgpu_fence_wait_polling(ring, ring->fence_drv.sync_seq,
 138		      timeout);
 139	if (r < 1) {
 140		DRM_ERROR("MES failed to response msg=%d\n",
 141			  x_pkt->header.opcode);
 142
 143		while (halt_if_hws_hang)
 144			schedule();
 145
 146		return -ETIMEDOUT;
 147	}
 148
 149	return 0;
 150}
 151
 152static int convert_to_mes_queue_type(int queue_type)
 153{
 154	if (queue_type == AMDGPU_RING_TYPE_GFX)
 155		return MES_QUEUE_TYPE_GFX;
 156	else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
 157		return MES_QUEUE_TYPE_COMPUTE;
 158	else if (queue_type == AMDGPU_RING_TYPE_SDMA)
 159		return MES_QUEUE_TYPE_SDMA;
 160	else
 161		BUG();
 162	return -1;
 163}
 164
 165static int mes_v11_0_add_hw_queue(struct amdgpu_mes *mes,
 166				  struct mes_add_queue_input *input)
 167{
 168	struct amdgpu_device *adev = mes->adev;
 169	union MESAPI__ADD_QUEUE mes_add_queue_pkt;
 170	struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
 171	uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
 172
 173	memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
 174
 175	mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
 176	mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
 177	mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
 178
 179	mes_add_queue_pkt.process_id = input->process_id;
 180	mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
 181	mes_add_queue_pkt.process_va_start = input->process_va_start;
 182	mes_add_queue_pkt.process_va_end = input->process_va_end;
 183	mes_add_queue_pkt.process_quantum = input->process_quantum;
 184	mes_add_queue_pkt.process_context_addr = input->process_context_addr;
 185	mes_add_queue_pkt.gang_quantum = input->gang_quantum;
 186	mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
 187	mes_add_queue_pkt.inprocess_gang_priority =
 188		input->inprocess_gang_priority;
 189	mes_add_queue_pkt.gang_global_priority_level =
 190		input->gang_global_priority_level;
 191	mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
 192	mes_add_queue_pkt.mqd_addr = input->mqd_addr;
 193
 194	if (((adev->mes.sched_version & AMDGPU_MES_API_VERSION_MASK) >>
 195			AMDGPU_MES_API_VERSION_SHIFT) >= 2)
 196		mes_add_queue_pkt.wptr_addr = input->wptr_mc_addr;
 197	else
 198		mes_add_queue_pkt.wptr_addr = input->wptr_addr;
 199
 200	mes_add_queue_pkt.queue_type =
 201		convert_to_mes_queue_type(input->queue_type);
 202	mes_add_queue_pkt.paging = input->paging;
 203	mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
 204	mes_add_queue_pkt.gws_base = input->gws_base;
 205	mes_add_queue_pkt.gws_size = input->gws_size;
 206	mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
 207	mes_add_queue_pkt.tma_addr = input->tma_addr;
 208	mes_add_queue_pkt.trap_en = input->trap_en;
 209	mes_add_queue_pkt.skip_process_ctx_clear = input->skip_process_ctx_clear;
 210	mes_add_queue_pkt.is_kfd_process = input->is_kfd_process;
 211
 212	/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
 213	mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
 214	mes_add_queue_pkt.gds_size = input->queue_size;
 215
 216	mes_add_queue_pkt.exclusively_scheduled = input->exclusively_scheduled;
 217
 218	return mes_v11_0_submit_pkt_and_poll_completion(mes,
 219			&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
 220			offsetof(union MESAPI__ADD_QUEUE, api_status));
 221}
 222
 223static int mes_v11_0_remove_hw_queue(struct amdgpu_mes *mes,
 224				     struct mes_remove_queue_input *input)
 225{
 226	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
 227
 228	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
 229
 230	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
 231	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
 232	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
 233
 234	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
 235	mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
 236
 237	return mes_v11_0_submit_pkt_and_poll_completion(mes,
 238			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
 239			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
 240}
 241
 242static int mes_v11_0_unmap_legacy_queue(struct amdgpu_mes *mes,
 243			struct mes_unmap_legacy_queue_input *input)
 244{
 245	union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
 246
 247	memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
 248
 249	mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
 250	mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
 251	mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
 252
 253	mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
 254	mes_remove_queue_pkt.gang_context_addr = 0;
 255
 256	mes_remove_queue_pkt.pipe_id = input->pipe_id;
 257	mes_remove_queue_pkt.queue_id = input->queue_id;
 258
 259	if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
 260		mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
 261		mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
 262		mes_remove_queue_pkt.tf_data =
 263			lower_32_bits(input->trail_fence_data);
 264	} else {
 265		mes_remove_queue_pkt.unmap_legacy_queue = 1;
 266		mes_remove_queue_pkt.queue_type =
 267			convert_to_mes_queue_type(input->queue_type);
 268	}
 269
 270	return mes_v11_0_submit_pkt_and_poll_completion(mes,
 271			&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
 272			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
 273}
 274
 275static int mes_v11_0_suspend_gang(struct amdgpu_mes *mes,
 276				  struct mes_suspend_gang_input *input)
 277{
 278	return 0;
 279}
 280
 281static int mes_v11_0_resume_gang(struct amdgpu_mes *mes,
 282				 struct mes_resume_gang_input *input)
 283{
 284	return 0;
 285}
 286
 287static int mes_v11_0_query_sched_status(struct amdgpu_mes *mes)
 288{
 289	union MESAPI__QUERY_MES_STATUS mes_status_pkt;
 290
 291	memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
 292
 293	mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
 294	mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
 295	mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
 296
 297	return mes_v11_0_submit_pkt_and_poll_completion(mes,
 298			&mes_status_pkt, sizeof(mes_status_pkt),
 299			offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
 300}
 301
 302static int mes_v11_0_misc_op(struct amdgpu_mes *mes,
 303			     struct mes_misc_op_input *input)
 304{
 305	union MESAPI__MISC misc_pkt;
 306
 307	memset(&misc_pkt, 0, sizeof(misc_pkt));
 308
 309	misc_pkt.header.type = MES_API_TYPE_SCHEDULER;
 310	misc_pkt.header.opcode = MES_SCH_API_MISC;
 311	misc_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
 312
 313	switch (input->op) {
 314	case MES_MISC_OP_READ_REG:
 315		misc_pkt.opcode = MESAPI_MISC__READ_REG;
 316		misc_pkt.read_reg.reg_offset = input->read_reg.reg_offset;
 317		misc_pkt.read_reg.buffer_addr = input->read_reg.buffer_addr;
 318		break;
 319	case MES_MISC_OP_WRITE_REG:
 320		misc_pkt.opcode = MESAPI_MISC__WRITE_REG;
 321		misc_pkt.write_reg.reg_offset = input->write_reg.reg_offset;
 322		misc_pkt.write_reg.reg_value = input->write_reg.reg_value;
 323		break;
 324	case MES_MISC_OP_WRM_REG_WAIT:
 325		misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
 326		misc_pkt.wait_reg_mem.op = WRM_OPERATION__WAIT_REG_MEM;
 327		misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
 328		misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
 329		misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
 330		misc_pkt.wait_reg_mem.reg_offset2 = 0;
 331		break;
 332	case MES_MISC_OP_WRM_REG_WR_WAIT:
 333		misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
 334		misc_pkt.wait_reg_mem.op = WRM_OPERATION__WR_WAIT_WR_REG;
 335		misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
 336		misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
 337		misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
 338		misc_pkt.wait_reg_mem.reg_offset2 = input->wrm_reg.reg1;
 339		break;
 340	case MES_MISC_OP_SET_SHADER_DEBUGGER:
 341		misc_pkt.opcode = MESAPI_MISC__SET_SHADER_DEBUGGER;
 342		misc_pkt.set_shader_debugger.process_context_addr =
 343				input->set_shader_debugger.process_context_addr;
 344		misc_pkt.set_shader_debugger.flags.u32all =
 345				input->set_shader_debugger.flags.u32all;
 346		misc_pkt.set_shader_debugger.spi_gdbg_per_vmid_cntl =
 347				input->set_shader_debugger.spi_gdbg_per_vmid_cntl;
 348		memcpy(misc_pkt.set_shader_debugger.tcp_watch_cntl,
 349				input->set_shader_debugger.tcp_watch_cntl,
 350				sizeof(misc_pkt.set_shader_debugger.tcp_watch_cntl));
 351		misc_pkt.set_shader_debugger.trap_en = input->set_shader_debugger.trap_en;
 352		break;
 353	default:
 354		DRM_ERROR("unsupported misc op (%d) \n", input->op);
 355		return -EINVAL;
 356	}
 357
 358	return mes_v11_0_submit_pkt_and_poll_completion(mes,
 359			&misc_pkt, sizeof(misc_pkt),
 360			offsetof(union MESAPI__MISC, api_status));
 361}
 362
 363static int mes_v11_0_set_hw_resources(struct amdgpu_mes *mes)
 364{
 365	int i;
 366	struct amdgpu_device *adev = mes->adev;
 367	union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
 368
 369	memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
 370
 371	mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
 372	mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
 373	mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
 374
 375	mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
 376	mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
 377	mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
 378	mes_set_hw_res_pkt.paging_vmid = 0;
 379	mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr = mes->sch_ctx_gpu_addr;
 380	mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
 381		mes->query_status_fence_gpu_addr;
 382
 383	for (i = 0; i < MAX_COMPUTE_PIPES; i++)
 384		mes_set_hw_res_pkt.compute_hqd_mask[i] =
 385			mes->compute_hqd_mask[i];
 386
 387	for (i = 0; i < MAX_GFX_PIPES; i++)
 388		mes_set_hw_res_pkt.gfx_hqd_mask[i] = mes->gfx_hqd_mask[i];
 389
 390	for (i = 0; i < MAX_SDMA_PIPES; i++)
 391		mes_set_hw_res_pkt.sdma_hqd_mask[i] = mes->sdma_hqd_mask[i];
 392
 393	for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
 394		mes_set_hw_res_pkt.aggregated_doorbells[i] =
 395			mes->aggregated_doorbells[i];
 396
 397	for (i = 0; i < 5; i++) {
 398		mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
 399		mes_set_hw_res_pkt.mmhub_base[i] =
 400				adev->reg_offset[MMHUB_HWIP][0][i];
 401		mes_set_hw_res_pkt.osssys_base[i] =
 402		adev->reg_offset[OSSSYS_HWIP][0][i];
 403	}
 404
 405	mes_set_hw_res_pkt.disable_reset = 1;
 406	mes_set_hw_res_pkt.disable_mes_log = 1;
 407	mes_set_hw_res_pkt.use_different_vmid_compute = 1;
 408	mes_set_hw_res_pkt.enable_reg_active_poll = 1;
 409	mes_set_hw_res_pkt.enable_level_process_quantum_check = 1;
 410	mes_set_hw_res_pkt.oversubscription_timer = 50;
 411	mes_set_hw_res_pkt.enable_mes_event_int_logging = 1;
 412	mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr = mes->event_log_gpu_addr;
 413
 414	return mes_v11_0_submit_pkt_and_poll_completion(mes,
 415			&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
 416			offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
 417}
 418
 419static const struct amdgpu_mes_funcs mes_v11_0_funcs = {
 420	.add_hw_queue = mes_v11_0_add_hw_queue,
 421	.remove_hw_queue = mes_v11_0_remove_hw_queue,
 422	.unmap_legacy_queue = mes_v11_0_unmap_legacy_queue,
 423	.suspend_gang = mes_v11_0_suspend_gang,
 424	.resume_gang = mes_v11_0_resume_gang,
 425	.misc_op = mes_v11_0_misc_op,
 426};
 427
 428static int mes_v11_0_allocate_ucode_buffer(struct amdgpu_device *adev,
 429					   enum admgpu_mes_pipe pipe)
 430{
 431	int r;
 432	const struct mes_firmware_header_v1_0 *mes_hdr;
 433	const __le32 *fw_data;
 434	unsigned fw_size;
 435
 436	mes_hdr = (const struct mes_firmware_header_v1_0 *)
 437		adev->mes.fw[pipe]->data;
 438
 439	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
 440		   le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
 441	fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
 442
 443	r = amdgpu_bo_create_reserved(adev, fw_size,
 444				      PAGE_SIZE,
 445				      AMDGPU_GEM_DOMAIN_VRAM |
 446				      AMDGPU_GEM_DOMAIN_GTT,
 447				      &adev->mes.ucode_fw_obj[pipe],
 448				      &adev->mes.ucode_fw_gpu_addr[pipe],
 449				      (void **)&adev->mes.ucode_fw_ptr[pipe]);
 450	if (r) {
 451		dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
 452		return r;
 453	}
 454
 455	memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
 456
 457	amdgpu_bo_kunmap(adev->mes.ucode_fw_obj[pipe]);
 458	amdgpu_bo_unreserve(adev->mes.ucode_fw_obj[pipe]);
 459
 460	return 0;
 461}
 462
 463static int mes_v11_0_allocate_ucode_data_buffer(struct amdgpu_device *adev,
 464						enum admgpu_mes_pipe pipe)
 465{
 466	int r;
 467	const struct mes_firmware_header_v1_0 *mes_hdr;
 468	const __le32 *fw_data;
 469	unsigned fw_size;
 470
 471	mes_hdr = (const struct mes_firmware_header_v1_0 *)
 472		adev->mes.fw[pipe]->data;
 473
 474	fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
 475		   le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
 476	fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
 477
 478	r = amdgpu_bo_create_reserved(adev, fw_size,
 479				      64 * 1024,
 480				      AMDGPU_GEM_DOMAIN_VRAM |
 481				      AMDGPU_GEM_DOMAIN_GTT,
 482				      &adev->mes.data_fw_obj[pipe],
 483				      &adev->mes.data_fw_gpu_addr[pipe],
 484				      (void **)&adev->mes.data_fw_ptr[pipe]);
 485	if (r) {
 486		dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
 487		return r;
 488	}
 489
 490	memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
 491
 492	amdgpu_bo_kunmap(adev->mes.data_fw_obj[pipe]);
 493	amdgpu_bo_unreserve(adev->mes.data_fw_obj[pipe]);
 494
 495	return 0;
 496}
 497
 498static void mes_v11_0_free_ucode_buffers(struct amdgpu_device *adev,
 499					 enum admgpu_mes_pipe pipe)
 500{
 501	amdgpu_bo_free_kernel(&adev->mes.data_fw_obj[pipe],
 502			      &adev->mes.data_fw_gpu_addr[pipe],
 503			      (void **)&adev->mes.data_fw_ptr[pipe]);
 504
 505	amdgpu_bo_free_kernel(&adev->mes.ucode_fw_obj[pipe],
 506			      &adev->mes.ucode_fw_gpu_addr[pipe],
 507			      (void **)&adev->mes.ucode_fw_ptr[pipe]);
 508}
 509
 510static void mes_v11_0_enable(struct amdgpu_device *adev, bool enable)
 511{
 512	uint64_t ucode_addr;
 513	uint32_t pipe, data = 0;
 514
 515	if (enable) {
 516		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
 517		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
 518		data = REG_SET_FIELD(data, CP_MES_CNTL,
 519			     MES_PIPE1_RESET, adev->enable_mes_kiq ? 1 : 0);
 520		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
 521
 522		mutex_lock(&adev->srbm_mutex);
 523		for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
 524			if (!adev->enable_mes_kiq &&
 525			    pipe == AMDGPU_MES_KIQ_PIPE)
 526				continue;
 527
 528			soc21_grbm_select(adev, 3, pipe, 0, 0);
 529
 530			ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
 531			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
 532				     lower_32_bits(ucode_addr));
 533			WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
 534				     upper_32_bits(ucode_addr));
 535		}
 536		soc21_grbm_select(adev, 0, 0, 0, 0);
 537		mutex_unlock(&adev->srbm_mutex);
 538
 539		/* unhalt MES and activate pipe0 */
 540		data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
 541		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE,
 542				     adev->enable_mes_kiq ? 1 : 0);
 543		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
 544
 545		if (amdgpu_emu_mode)
 546			msleep(100);
 547		else
 548			udelay(50);
 549	} else {
 550		data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
 551		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
 552		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
 553		data = REG_SET_FIELD(data, CP_MES_CNTL,
 554				     MES_INVALIDATE_ICACHE, 1);
 555		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
 556		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET,
 557				     adev->enable_mes_kiq ? 1 : 0);
 558		data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
 559		WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
 560	}
 561}
 562
 563/* This function is for backdoor MES firmware */
 564static int mes_v11_0_load_microcode(struct amdgpu_device *adev,
 565				    enum admgpu_mes_pipe pipe, bool prime_icache)
 566{
 567	int r;
 568	uint32_t data;
 569	uint64_t ucode_addr;
 570
 571	mes_v11_0_enable(adev, false);
 572
 573	if (!adev->mes.fw[pipe])
 574		return -EINVAL;
 575
 576	r = mes_v11_0_allocate_ucode_buffer(adev, pipe);
 577	if (r)
 578		return r;
 579
 580	r = mes_v11_0_allocate_ucode_data_buffer(adev, pipe);
 581	if (r) {
 582		mes_v11_0_free_ucode_buffers(adev, pipe);
 583		return r;
 584	}
 585
 586	mutex_lock(&adev->srbm_mutex);
 587	/* me=3, pipe=0, queue=0 */
 588	soc21_grbm_select(adev, 3, pipe, 0, 0);
 589
 590	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_CNTL, 0);
 591
 592	/* set ucode start address */
 593	ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
 594	WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
 595		     lower_32_bits(ucode_addr));
 596	WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
 597		     upper_32_bits(ucode_addr));
 598
 599	/* set ucode fimrware address */
 600	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_LO,
 601		     lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
 602	WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_HI,
 603		     upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
 604
 605	/* set ucode instruction cache boundary to 2M-1 */
 606	WREG32_SOC15(GC, 0, regCP_MES_MIBOUND_LO, 0x1FFFFF);
 607
 608	/* set ucode data firmware address */
 609	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_LO,
 610		     lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
 611	WREG32_SOC15(GC, 0, regCP_MES_MDBASE_HI,
 612		     upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
 613
 614	/* Set 0x3FFFF (256K-1) to CP_MES_MDBOUND_LO */
 615	WREG32_SOC15(GC, 0, regCP_MES_MDBOUND_LO, 0x3FFFF);
 616
 617	if (prime_icache) {
 618		/* invalidate ICACHE */
 619		data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
 620		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
 621		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
 622		WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
 623
 624		/* prime the ICACHE. */
 625		data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
 626		data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
 627		WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
 628	}
 629
 630	soc21_grbm_select(adev, 0, 0, 0, 0);
 631	mutex_unlock(&adev->srbm_mutex);
 632
 633	return 0;
 634}
 635
 636static int mes_v11_0_allocate_eop_buf(struct amdgpu_device *adev,
 637				      enum admgpu_mes_pipe pipe)
 638{
 639	int r;
 640	u32 *eop;
 641
 642	r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
 643			      AMDGPU_GEM_DOMAIN_GTT,
 644			      &adev->mes.eop_gpu_obj[pipe],
 645			      &adev->mes.eop_gpu_addr[pipe],
 646			      (void **)&eop);
 647	if (r) {
 648		dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
 649		return r;
 650	}
 651
 652	memset(eop, 0,
 653	       adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
 654
 655	amdgpu_bo_kunmap(adev->mes.eop_gpu_obj[pipe]);
 656	amdgpu_bo_unreserve(adev->mes.eop_gpu_obj[pipe]);
 657
 658	return 0;
 659}
 660
 661static int mes_v11_0_mqd_init(struct amdgpu_ring *ring)
 662{
 663	struct v11_compute_mqd *mqd = ring->mqd_ptr;
 664	uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
 665	uint32_t tmp;
 666
 667	memset(mqd, 0, sizeof(*mqd));
 668
 669	mqd->header = 0xC0310800;
 670	mqd->compute_pipelinestat_enable = 0x00000001;
 671	mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
 672	mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
 673	mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
 674	mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
 675	mqd->compute_misc_reserved = 0x00000007;
 676
 677	eop_base_addr = ring->eop_gpu_addr >> 8;
 678
 679	/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
 680	tmp = regCP_HQD_EOP_CONTROL_DEFAULT;
 681	tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
 682			(order_base_2(MES_EOP_SIZE / 4) - 1));
 683
 684	mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
 685	mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
 686	mqd->cp_hqd_eop_control = tmp;
 687
 688	/* disable the queue if it's active */
 689	ring->wptr = 0;
 690	mqd->cp_hqd_pq_rptr = 0;
 691	mqd->cp_hqd_pq_wptr_lo = 0;
 692	mqd->cp_hqd_pq_wptr_hi = 0;
 693
 694	/* set the pointer to the MQD */
 695	mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
 696	mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
 697
 698	/* set MQD vmid to 0 */
 699	tmp = regCP_MQD_CONTROL_DEFAULT;
 700	tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
 701	mqd->cp_mqd_control = tmp;
 702
 703	/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
 704	hqd_gpu_addr = ring->gpu_addr >> 8;
 705	mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
 706	mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
 707
 708	/* set the wb address whether it's enabled or not */
 709	wb_gpu_addr = ring->rptr_gpu_addr;
 710	mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
 711	mqd->cp_hqd_pq_rptr_report_addr_hi =
 712		upper_32_bits(wb_gpu_addr) & 0xffff;
 713
 714	/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
 715	wb_gpu_addr = ring->wptr_gpu_addr;
 716	mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
 717	mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
 718
 719	/* set up the HQD, this is similar to CP_RB0_CNTL */
 720	tmp = regCP_HQD_PQ_CONTROL_DEFAULT;
 721	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
 722			    (order_base_2(ring->ring_size / 4) - 1));
 723	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
 724			    ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
 725	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
 726	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
 727	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
 728	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
 729	tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
 730	mqd->cp_hqd_pq_control = tmp;
 731
 732	/* enable doorbell */
 733	tmp = 0;
 734	if (ring->use_doorbell) {
 735		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
 736				    DOORBELL_OFFSET, ring->doorbell_index);
 737		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
 738				    DOORBELL_EN, 1);
 739		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
 740				    DOORBELL_SOURCE, 0);
 741		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
 742				    DOORBELL_HIT, 0);
 743	} else
 744		tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
 745				    DOORBELL_EN, 0);
 746	mqd->cp_hqd_pq_doorbell_control = tmp;
 747
 748	mqd->cp_hqd_vmid = 0;
 749	/* activate the queue */
 750	mqd->cp_hqd_active = 1;
 751
 752	tmp = regCP_HQD_PERSISTENT_STATE_DEFAULT;
 753	tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE,
 754			    PRELOAD_SIZE, 0x55);
 755	mqd->cp_hqd_persistent_state = tmp;
 756
 757	mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_DEFAULT;
 758	mqd->cp_hqd_iq_timer = regCP_HQD_IQ_TIMER_DEFAULT;
 759	mqd->cp_hqd_quantum = regCP_HQD_QUANTUM_DEFAULT;
 760
 761	amdgpu_device_flush_hdp(ring->adev, NULL);
 762	return 0;
 763}
 764
 765static void mes_v11_0_queue_init_register(struct amdgpu_ring *ring)
 766{
 767	struct v11_compute_mqd *mqd = ring->mqd_ptr;
 768	struct amdgpu_device *adev = ring->adev;
 769	uint32_t data = 0;
 770
 771	mutex_lock(&adev->srbm_mutex);
 772	soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
 773
 774	/* set CP_HQD_VMID.VMID = 0. */
 775	data = RREG32_SOC15(GC, 0, regCP_HQD_VMID);
 776	data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
 777	WREG32_SOC15(GC, 0, regCP_HQD_VMID, data);
 778
 779	/* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
 780	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
 781	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
 782			     DOORBELL_EN, 0);
 783	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
 784
 785	/* set CP_MQD_BASE_ADDR/HI with the MQD base address */
 786	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
 787	WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
 788
 789	/* set CP_MQD_CONTROL.VMID=0 */
 790	data = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
 791	data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
 792	WREG32_SOC15(GC, 0, regCP_MQD_CONTROL, 0);
 793
 794	/* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
 795	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
 796	WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
 797
 798	/* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
 799	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
 800		     mqd->cp_hqd_pq_rptr_report_addr_lo);
 801	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
 802		     mqd->cp_hqd_pq_rptr_report_addr_hi);
 803
 804	/* set CP_HQD_PQ_CONTROL */
 805	WREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
 806
 807	/* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
 808	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
 809		     mqd->cp_hqd_pq_wptr_poll_addr_lo);
 810	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
 811		     mqd->cp_hqd_pq_wptr_poll_addr_hi);
 812
 813	/* set CP_HQD_PQ_DOORBELL_CONTROL */
 814	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
 815		     mqd->cp_hqd_pq_doorbell_control);
 816
 817	/* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
 818	WREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
 819
 820	/* set CP_HQD_ACTIVE.ACTIVE=1 */
 821	WREG32_SOC15(GC, 0, regCP_HQD_ACTIVE, mqd->cp_hqd_active);
 822
 823	soc21_grbm_select(adev, 0, 0, 0, 0);
 824	mutex_unlock(&adev->srbm_mutex);
 825}
 826
 827static int mes_v11_0_kiq_enable_queue(struct amdgpu_device *adev)
 828{
 829	struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
 830	struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[0].ring;
 831	int r;
 832
 833	if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
 834		return -EINVAL;
 835
 836	r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size);
 837	if (r) {
 838		DRM_ERROR("Failed to lock KIQ (%d).\n", r);
 839		return r;
 840	}
 841
 842	kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring);
 843
 844	return amdgpu_ring_test_helper(kiq_ring);
 845}
 846
 847static int mes_v11_0_queue_init(struct amdgpu_device *adev,
 848				enum admgpu_mes_pipe pipe)
 849{
 850	struct amdgpu_ring *ring;
 851	int r;
 852
 853	if (pipe == AMDGPU_MES_KIQ_PIPE)
 854		ring = &adev->gfx.kiq[0].ring;
 855	else if (pipe == AMDGPU_MES_SCHED_PIPE)
 856		ring = &adev->mes.ring;
 857	else
 858		BUG();
 859
 860	if ((pipe == AMDGPU_MES_SCHED_PIPE) &&
 861	    (amdgpu_in_reset(adev) || adev->in_suspend)) {
 862		*(ring->wptr_cpu_addr) = 0;
 863		*(ring->rptr_cpu_addr) = 0;
 864		amdgpu_ring_clear_ring(ring);
 865	}
 866
 867	r = mes_v11_0_mqd_init(ring);
 868	if (r)
 869		return r;
 870
 871	if (pipe == AMDGPU_MES_SCHED_PIPE) {
 872		r = mes_v11_0_kiq_enable_queue(adev);
 873		if (r)
 874			return r;
 875	} else {
 876		mes_v11_0_queue_init_register(ring);
 877	}
 878
 879	/* get MES scheduler/KIQ versions */
 880	mutex_lock(&adev->srbm_mutex);
 881	soc21_grbm_select(adev, 3, pipe, 0, 0);
 882
 883	if (pipe == AMDGPU_MES_SCHED_PIPE)
 884		adev->mes.sched_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
 885	else if (pipe == AMDGPU_MES_KIQ_PIPE && adev->enable_mes_kiq)
 886		adev->mes.kiq_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
 887
 888	soc21_grbm_select(adev, 0, 0, 0, 0);
 889	mutex_unlock(&adev->srbm_mutex);
 890
 891	return 0;
 892}
 893
 894static int mes_v11_0_ring_init(struct amdgpu_device *adev)
 895{
 896	struct amdgpu_ring *ring;
 897
 898	ring = &adev->mes.ring;
 899
 900	ring->funcs = &mes_v11_0_ring_funcs;
 901
 902	ring->me = 3;
 903	ring->pipe = 0;
 904	ring->queue = 0;
 905
 906	ring->ring_obj = NULL;
 907	ring->use_doorbell = true;
 908	ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
 909	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_SCHED_PIPE];
 910	ring->no_scheduler = true;
 911	sprintf(ring->name, "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
 912
 913	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
 914				AMDGPU_RING_PRIO_DEFAULT, NULL);
 915}
 916
 917static int mes_v11_0_kiq_ring_init(struct amdgpu_device *adev)
 918{
 919	struct amdgpu_ring *ring;
 920
 921	spin_lock_init(&adev->gfx.kiq[0].ring_lock);
 922
 923	ring = &adev->gfx.kiq[0].ring;
 924
 925	ring->me = 3;
 926	ring->pipe = 1;
 927	ring->queue = 0;
 928
 929	ring->adev = NULL;
 930	ring->ring_obj = NULL;
 931	ring->use_doorbell = true;
 932	ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
 933	ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
 934	ring->no_scheduler = true;
 935	sprintf(ring->name, "mes_kiq_%d.%d.%d",
 936		ring->me, ring->pipe, ring->queue);
 937
 938	return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
 939				AMDGPU_RING_PRIO_DEFAULT, NULL);
 940}
 941
 942static int mes_v11_0_mqd_sw_init(struct amdgpu_device *adev,
 943				 enum admgpu_mes_pipe pipe)
 944{
 945	int r, mqd_size = sizeof(struct v11_compute_mqd);
 946	struct amdgpu_ring *ring;
 947
 948	if (pipe == AMDGPU_MES_KIQ_PIPE)
 949		ring = &adev->gfx.kiq[0].ring;
 950	else if (pipe == AMDGPU_MES_SCHED_PIPE)
 951		ring = &adev->mes.ring;
 952	else
 953		BUG();
 954
 955	if (ring->mqd_obj)
 956		return 0;
 957
 958	r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,
 959				    AMDGPU_GEM_DOMAIN_VRAM |
 960				    AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
 961				    &ring->mqd_gpu_addr, &ring->mqd_ptr);
 962	if (r) {
 963		dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
 964		return r;
 965	}
 966
 967	memset(ring->mqd_ptr, 0, mqd_size);
 968
 969	/* prepare MQD backup */
 970	adev->mes.mqd_backup[pipe] = kmalloc(mqd_size, GFP_KERNEL);
 971	if (!adev->mes.mqd_backup[pipe]) {
 972		dev_warn(adev->dev,
 973			 "no memory to create MQD backup for ring %s\n",
 974			 ring->name);
 975		return -ENOMEM;
 976	}
 977
 978	return 0;
 979}
 980
 981static int mes_v11_0_sw_init(void *handle)
 982{
 983	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 984	int pipe, r;
 985
 986	adev->mes.funcs = &mes_v11_0_funcs;
 987	adev->mes.kiq_hw_init = &mes_v11_0_kiq_hw_init;
 988	adev->mes.kiq_hw_fini = &mes_v11_0_kiq_hw_fini;
 989
 990	r = amdgpu_mes_init(adev);
 991	if (r)
 992		return r;
 993
 994	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
 995		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
 996			continue;
 997
 998		r = mes_v11_0_allocate_eop_buf(adev, pipe);
 999		if (r)
1000			return r;
1001
1002		r = mes_v11_0_mqd_sw_init(adev, pipe);
1003		if (r)
1004			return r;
1005	}
1006
1007	if (adev->enable_mes_kiq) {
1008		r = mes_v11_0_kiq_ring_init(adev);
1009		if (r)
1010			return r;
1011	}
1012
1013	r = mes_v11_0_ring_init(adev);
1014	if (r)
1015		return r;
1016
1017	return 0;
1018}
1019
1020static int mes_v11_0_sw_fini(void *handle)
1021{
1022	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1023	int pipe;
1024
1025	amdgpu_device_wb_free(adev, adev->mes.sch_ctx_offs);
1026	amdgpu_device_wb_free(adev, adev->mes.query_status_fence_offs);
1027
1028	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1029		kfree(adev->mes.mqd_backup[pipe]);
1030
1031		amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj[pipe],
1032				      &adev->mes.eop_gpu_addr[pipe],
1033				      NULL);
1034		amdgpu_ucode_release(&adev->mes.fw[pipe]);
1035	}
1036
1037	amdgpu_bo_free_kernel(&adev->gfx.kiq[0].ring.mqd_obj,
1038			      &adev->gfx.kiq[0].ring.mqd_gpu_addr,
1039			      &adev->gfx.kiq[0].ring.mqd_ptr);
1040
1041	amdgpu_bo_free_kernel(&adev->mes.ring.mqd_obj,
1042			      &adev->mes.ring.mqd_gpu_addr,
1043			      &adev->mes.ring.mqd_ptr);
1044
1045	amdgpu_ring_fini(&adev->gfx.kiq[0].ring);
1046	amdgpu_ring_fini(&adev->mes.ring);
1047
1048	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1049		mes_v11_0_free_ucode_buffers(adev, AMDGPU_MES_KIQ_PIPE);
1050		mes_v11_0_free_ucode_buffers(adev, AMDGPU_MES_SCHED_PIPE);
1051	}
1052
1053	amdgpu_mes_fini(adev);
1054	return 0;
1055}
1056
1057static void mes_v11_0_kiq_dequeue(struct amdgpu_ring *ring)
1058{
1059	uint32_t data;
1060	int i;
1061	struct amdgpu_device *adev = ring->adev;
1062
1063	mutex_lock(&adev->srbm_mutex);
1064	soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
1065
1066	/* disable the queue if it's active */
1067	if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
1068		WREG32_SOC15(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
1069		for (i = 0; i < adev->usec_timeout; i++) {
1070			if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
1071				break;
1072			udelay(1);
1073		}
1074	}
1075	data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
1076	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1077				DOORBELL_EN, 0);
1078	data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
1079				DOORBELL_HIT, 1);
1080	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
1081
1082	WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0);
1083
1084	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_LO, 0);
1085	WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_HI, 0);
1086	WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR, 0);
1087
1088	soc21_grbm_select(adev, 0, 0, 0, 0);
1089	mutex_unlock(&adev->srbm_mutex);
1090}
1091
1092static void mes_v11_0_kiq_setting(struct amdgpu_ring *ring)
1093{
1094	uint32_t tmp;
1095	struct amdgpu_device *adev = ring->adev;
1096
1097	/* tell RLC which is KIQ queue */
1098	tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1099	tmp &= 0xffffff00;
1100	tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
1101	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1102	tmp |= 0x80;
1103	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1104}
1105
1106static void mes_v11_0_kiq_clear(struct amdgpu_device *adev)
1107{
1108	uint32_t tmp;
1109
1110	/* tell RLC which is KIQ dequeue */
1111	tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
1112	tmp &= ~RLC_CP_SCHEDULERS__scheduler0_MASK;
1113	WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
1114}
1115
1116static int mes_v11_0_kiq_hw_init(struct amdgpu_device *adev)
1117{
1118	int r = 0;
1119
1120	if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1121
1122		r = mes_v11_0_load_microcode(adev, AMDGPU_MES_SCHED_PIPE, false);
1123		if (r) {
1124			DRM_ERROR("failed to load MES fw, r=%d\n", r);
1125			return r;
1126		}
1127
1128		r = mes_v11_0_load_microcode(adev, AMDGPU_MES_KIQ_PIPE, true);
1129		if (r) {
1130			DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
1131			return r;
1132		}
1133
1134	}
1135
1136	mes_v11_0_enable(adev, true);
1137
1138	mes_v11_0_kiq_setting(&adev->gfx.kiq[0].ring);
1139
1140	r = mes_v11_0_queue_init(adev, AMDGPU_MES_KIQ_PIPE);
1141	if (r)
1142		goto failure;
1143
1144	return r;
1145
1146failure:
1147	mes_v11_0_hw_fini(adev);
1148	return r;
1149}
1150
1151static int mes_v11_0_kiq_hw_fini(struct amdgpu_device *adev)
1152{
1153	if (adev->mes.ring.sched.ready) {
1154		mes_v11_0_kiq_dequeue(&adev->mes.ring);
1155		adev->mes.ring.sched.ready = false;
1156	}
1157
1158	if (amdgpu_sriov_vf(adev)) {
1159		mes_v11_0_kiq_dequeue(&adev->gfx.kiq[0].ring);
1160		mes_v11_0_kiq_clear(adev);
1161	}
1162
1163	mes_v11_0_enable(adev, false);
1164
1165	return 0;
1166}
1167
1168static int mes_v11_0_hw_init(void *handle)
1169{
1170	int r;
1171	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1172
1173	if (!adev->enable_mes_kiq) {
1174		if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
1175			r = mes_v11_0_load_microcode(adev,
1176					     AMDGPU_MES_SCHED_PIPE, true);
1177			if (r) {
1178				DRM_ERROR("failed to MES fw, r=%d\n", r);
1179				return r;
1180			}
1181		}
1182
1183		mes_v11_0_enable(adev, true);
1184	}
1185
1186	r = mes_v11_0_queue_init(adev, AMDGPU_MES_SCHED_PIPE);
1187	if (r)
1188		goto failure;
1189
1190	r = mes_v11_0_set_hw_resources(&adev->mes);
1191	if (r)
1192		goto failure;
1193
1194	r = mes_v11_0_query_sched_status(&adev->mes);
1195	if (r) {
1196		DRM_ERROR("MES is busy\n");
1197		goto failure;
1198	}
1199
1200	/*
1201	 * Disable KIQ ring usage from the driver once MES is enabled.
1202	 * MES uses KIQ ring exclusively so driver cannot access KIQ ring
1203	 * with MES enabled.
1204	 */
1205	adev->gfx.kiq[0].ring.sched.ready = false;
1206	adev->mes.ring.sched.ready = true;
1207
1208	return 0;
1209
1210failure:
1211	mes_v11_0_hw_fini(adev);
1212	return r;
1213}
1214
1215static int mes_v11_0_hw_fini(void *handle)
1216{
1217	return 0;
1218}
1219
1220static int mes_v11_0_suspend(void *handle)
1221{
1222	int r;
1223	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1224
1225	r = amdgpu_mes_suspend(adev);
1226	if (r)
1227		return r;
1228
1229	return mes_v11_0_hw_fini(adev);
1230}
1231
1232static int mes_v11_0_resume(void *handle)
1233{
1234	int r;
1235	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1236
1237	r = mes_v11_0_hw_init(adev);
1238	if (r)
1239		return r;
1240
1241	return amdgpu_mes_resume(adev);
1242}
1243
1244static int mes_v11_0_early_init(void *handle)
1245{
1246	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1247	int pipe, r;
1248
1249	for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
1250		if (!adev->enable_mes_kiq && pipe == AMDGPU_MES_KIQ_PIPE)
1251			continue;
1252		r = amdgpu_mes_init_microcode(adev, pipe);
1253		if (r)
1254			return r;
1255	}
1256
1257	return 0;
1258}
1259
1260static int mes_v11_0_late_init(void *handle)
1261{
1262	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1263
1264	/* it's only intended for use in mes_self_test case, not for s0ix and reset */
1265	if (!amdgpu_in_reset(adev) && !adev->in_s0ix && !adev->in_suspend &&
1266	    (amdgpu_ip_version(adev, GC_HWIP, 0) != IP_VERSION(11, 0, 3)))
1267		amdgpu_mes_self_test(adev);
1268
1269	return 0;
1270}
1271
1272static const struct amd_ip_funcs mes_v11_0_ip_funcs = {
1273	.name = "mes_v11_0",
1274	.early_init = mes_v11_0_early_init,
1275	.late_init = mes_v11_0_late_init,
1276	.sw_init = mes_v11_0_sw_init,
1277	.sw_fini = mes_v11_0_sw_fini,
1278	.hw_init = mes_v11_0_hw_init,
1279	.hw_fini = mes_v11_0_hw_fini,
1280	.suspend = mes_v11_0_suspend,
1281	.resume = mes_v11_0_resume,
1282};
1283
1284const struct amdgpu_ip_block_version mes_v11_0_ip_block = {
1285	.type = AMD_IP_BLOCK_TYPE_MES,
1286	.major = 11,
1287	.minor = 0,
1288	.rev = 0,
1289	.funcs = &mes_v11_0_ip_funcs,
1290};