/*
* Copyright 2023 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <linux/firmware.h>
#include <linux/module.h>
#include "amdgpu.h"
#include "soc15_common.h"
#include "soc21.h"
#include "gc/gc_12_0_0_offset.h"
#include "gc/gc_12_0_0_sh_mask.h"
#include "gc/gc_11_0_0_default.h"
#include "v12_structs.h"
#include "mes_v12_api_def.h"
MODULE_FIRMWARE("amdgpu/gc_12_0_0_mes.bin");
MODULE_FIRMWARE("amdgpu/gc_12_0_0_mes1.bin");
MODULE_FIRMWARE("amdgpu/gc_12_0_0_uni_mes.bin");
MODULE_FIRMWARE("amdgpu/gc_12_0_1_mes.bin");
MODULE_FIRMWARE("amdgpu/gc_12_0_1_mes1.bin");
MODULE_FIRMWARE("amdgpu/gc_12_0_1_uni_mes.bin");
static int mes_v12_0_hw_init(void *handle);
static int mes_v12_0_hw_fini(void *handle);
static int mes_v12_0_kiq_hw_init(struct amdgpu_device *adev);
static int mes_v12_0_kiq_hw_fini(struct amdgpu_device *adev);
#define MES_EOP_SIZE 2048
static void mes_v12_0_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
if (ring->use_doorbell) {
atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
ring->wptr);
WDOORBELL64(ring->doorbell_index, ring->wptr);
} else {
BUG();
}
}
static u64 mes_v12_0_ring_get_rptr(struct amdgpu_ring *ring)
{
return *ring->rptr_cpu_addr;
}
static u64 mes_v12_0_ring_get_wptr(struct amdgpu_ring *ring)
{
u64 wptr;
if (ring->use_doorbell)
wptr = atomic64_read((atomic64_t *)ring->wptr_cpu_addr);
else
BUG();
return wptr;
}
static const struct amdgpu_ring_funcs mes_v12_0_ring_funcs = {
.type = AMDGPU_RING_TYPE_MES,
.align_mask = 1,
.nop = 0,
.support_64bit_ptrs = true,
.get_rptr = mes_v12_0_ring_get_rptr,
.get_wptr = mes_v12_0_ring_get_wptr,
.set_wptr = mes_v12_0_ring_set_wptr,
.insert_nop = amdgpu_ring_insert_nop,
};
static const char *mes_v12_0_opcodes[] = {
"SET_HW_RSRC",
"SET_SCHEDULING_CONFIG",
"ADD_QUEUE",
"REMOVE_QUEUE",
"PERFORM_YIELD",
"SET_GANG_PRIORITY_LEVEL",
"SUSPEND",
"RESUME",
"RESET",
"SET_LOG_BUFFER",
"CHANGE_GANG_PRORITY",
"QUERY_SCHEDULER_STATUS",
"unused",
"SET_DEBUG_VMID",
"MISC",
"UPDATE_ROOT_PAGE_TABLE",
"AMD_LOG",
"SET_SE_MODE",
"SET_GANG_SUBMIT",
"SET_HW_RSRC_1",
};
static const char *mes_v12_0_misc_opcodes[] = {
"WRITE_REG",
"INV_GART",
"QUERY_STATUS",
"READ_REG",
"WAIT_REG_MEM",
"SET_SHADER_DEBUGGER",
"NOTIFY_WORK_ON_UNMAPPED_QUEUE",
"NOTIFY_TO_UNMAP_PROCESSES",
};
static const char *mes_v12_0_get_op_string(union MESAPI__MISC *x_pkt)
{
const char *op_str = NULL;
if (x_pkt->header.opcode < ARRAY_SIZE(mes_v12_0_opcodes))
op_str = mes_v12_0_opcodes[x_pkt->header.opcode];
return op_str;
}
static const char *mes_v12_0_get_misc_op_string(union MESAPI__MISC *x_pkt)
{
const char *op_str = NULL;
if ((x_pkt->header.opcode == MES_SCH_API_MISC) &&
(x_pkt->opcode < ARRAY_SIZE(mes_v12_0_misc_opcodes)))
op_str = mes_v12_0_misc_opcodes[x_pkt->opcode];
return op_str;
}
static int mes_v12_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
int pipe, void *pkt, int size,
int api_status_off)
{
union MESAPI__QUERY_MES_STATUS mes_status_pkt;
signed long timeout = 2100000; /* 2100 ms */
struct amdgpu_device *adev = mes->adev;
struct amdgpu_ring *ring = &mes->ring[pipe];
spinlock_t *ring_lock = &mes->ring_lock[pipe];
struct MES_API_STATUS *api_status;
union MESAPI__MISC *x_pkt = pkt;
const char *op_str, *misc_op_str;
unsigned long flags;
u64 status_gpu_addr;
u32 seq, status_offset;
u64 *status_ptr;
signed long r;
int ret;
if (x_pkt->header.opcode >= MES_SCH_API_MAX)
return -EINVAL;
if (amdgpu_emu_mode) {
timeout *= 100;
} else if (amdgpu_sriov_vf(adev)) {
/* Worst case in sriov where all other 15 VF timeout, each VF needs about 600ms */
timeout = 15 * 600 * 1000;
}
ret = amdgpu_device_wb_get(adev, &status_offset);
if (ret)
return ret;
status_gpu_addr = adev->wb.gpu_addr + (status_offset * 4);
status_ptr = (u64 *)&adev->wb.wb[status_offset];
*status_ptr = 0;
spin_lock_irqsave(ring_lock, flags);
r = amdgpu_ring_alloc(ring, (size + sizeof(mes_status_pkt)) / 4);
if (r)
goto error_unlock_free;
seq = ++ring->fence_drv.sync_seq;
r = amdgpu_fence_wait_polling(ring,
seq - ring->fence_drv.num_fences_mask,
timeout);
if (r < 1)
goto error_undo;
api_status = (struct MES_API_STATUS *)((char *)pkt + api_status_off);
api_status->api_completion_fence_addr = status_gpu_addr;
api_status->api_completion_fence_value = 1;
amdgpu_ring_write_multiple(ring, pkt, size / 4);
memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_status_pkt.api_status.api_completion_fence_addr =
ring->fence_drv.gpu_addr;
mes_status_pkt.api_status.api_completion_fence_value = seq;
amdgpu_ring_write_multiple(ring, &mes_status_pkt,
sizeof(mes_status_pkt) / 4);
amdgpu_ring_commit(ring);
spin_unlock_irqrestore(ring_lock, flags);
op_str = mes_v12_0_get_op_string(x_pkt);
misc_op_str = mes_v12_0_get_misc_op_string(x_pkt);
if (misc_op_str)
dev_dbg(adev->dev, "MES(%d) msg=%s (%s) was emitted\n",
pipe, op_str, misc_op_str);
else if (op_str)
dev_dbg(adev->dev, "MES(%d) msg=%s was emitted\n",
pipe, op_str);
else
dev_dbg(adev->dev, "MES(%d) msg=%d was emitted\n",
pipe, x_pkt->header.opcode);
r = amdgpu_fence_wait_polling(ring, seq, timeout);
if (r < 1 || !*status_ptr) {
if (misc_op_str)
dev_err(adev->dev, "MES(%d) failed to respond to msg=%s (%s)\n",
pipe, op_str, misc_op_str);
else if (op_str)
dev_err(adev->dev, "MES(%d) failed to respond to msg=%s\n",
pipe, op_str);
else
dev_err(adev->dev, "MES(%d) failed to respond to msg=%d\n",
pipe, x_pkt->header.opcode);
while (halt_if_hws_hang)
schedule();
r = -ETIMEDOUT;
goto error_wb_free;
}
amdgpu_device_wb_free(adev, status_offset);
return 0;
error_undo:
dev_err(adev->dev, "MES ring buffer is full.\n");
amdgpu_ring_undo(ring);
error_unlock_free:
spin_unlock_irqrestore(ring_lock, flags);
error_wb_free:
amdgpu_device_wb_free(adev, status_offset);
return r;
}
static int convert_to_mes_queue_type(int queue_type)
{
if (queue_type == AMDGPU_RING_TYPE_GFX)
return MES_QUEUE_TYPE_GFX;
else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
return MES_QUEUE_TYPE_COMPUTE;
else if (queue_type == AMDGPU_RING_TYPE_SDMA)
return MES_QUEUE_TYPE_SDMA;
else if (queue_type == AMDGPU_RING_TYPE_MES)
return MES_QUEUE_TYPE_SCHQ;
else
BUG();
return -1;
}
static int mes_v12_0_add_hw_queue(struct amdgpu_mes *mes,
struct mes_add_queue_input *input)
{
struct amdgpu_device *adev = mes->adev;
union MESAPI__ADD_QUEUE mes_add_queue_pkt;
struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
uint32_t vm_cntx_cntl = hub->vm_cntx_cntl;
memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_add_queue_pkt.process_id = input->process_id;
mes_add_queue_pkt.page_table_base_addr = input->page_table_base_addr;
mes_add_queue_pkt.process_va_start = input->process_va_start;
mes_add_queue_pkt.process_va_end = input->process_va_end;
mes_add_queue_pkt.process_quantum = input->process_quantum;
mes_add_queue_pkt.process_context_addr = input->process_context_addr;
mes_add_queue_pkt.gang_quantum = input->gang_quantum;
mes_add_queue_pkt.gang_context_addr = input->gang_context_addr;
mes_add_queue_pkt.inprocess_gang_priority =
input->inprocess_gang_priority;
mes_add_queue_pkt.gang_global_priority_level =
input->gang_global_priority_level;
mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
mes_add_queue_pkt.mqd_addr = input->mqd_addr;
mes_add_queue_pkt.wptr_addr = input->wptr_mc_addr;
mes_add_queue_pkt.queue_type =
convert_to_mes_queue_type(input->queue_type);
mes_add_queue_pkt.paging = input->paging;
mes_add_queue_pkt.vm_context_cntl = vm_cntx_cntl;
mes_add_queue_pkt.gws_base = input->gws_base;
mes_add_queue_pkt.gws_size = input->gws_size;
mes_add_queue_pkt.trap_handler_addr = input->tba_addr;
mes_add_queue_pkt.tma_addr = input->tma_addr;
mes_add_queue_pkt.trap_en = input->trap_en;
mes_add_queue_pkt.skip_process_ctx_clear = input->skip_process_ctx_clear;
mes_add_queue_pkt.is_kfd_process = input->is_kfd_process;
/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
mes_add_queue_pkt.gds_size = input->queue_size;
/* For KFD, gds_size is re-used for queue size (needed in MES for AQL queues) */
mes_add_queue_pkt.is_aql_queue = input->is_aql_queue;
mes_add_queue_pkt.gds_size = input->queue_size;
return mes_v12_0_submit_pkt_and_poll_completion(mes,
AMDGPU_MES_SCHED_PIPE,
&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
offsetof(union MESAPI__ADD_QUEUE, api_status));
}
static int mes_v12_0_remove_hw_queue(struct amdgpu_mes *mes,
struct mes_remove_queue_input *input)
{
union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
return mes_v12_0_submit_pkt_and_poll_completion(mes,
AMDGPU_MES_SCHED_PIPE,
&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
offsetof(union MESAPI__REMOVE_QUEUE, api_status));
}
static int mes_v12_0_reset_hw_queue(struct amdgpu_mes *mes,
struct mes_reset_queue_input *input)
{
union MESAPI__RESET mes_reset_queue_pkt;
int pipe;
memset(&mes_reset_queue_pkt, 0, sizeof(mes_reset_queue_pkt));
mes_reset_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_reset_queue_pkt.header.opcode = MES_SCH_API_RESET;
mes_reset_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_reset_queue_pkt.doorbell_offset = input->doorbell_offset;
mes_reset_queue_pkt.gang_context_addr = input->gang_context_addr;
/*mes_reset_queue_pkt.reset_queue_only = 1;*/
if (mes->adev->enable_uni_mes)
pipe = AMDGPU_MES_KIQ_PIPE;
else
pipe = AMDGPU_MES_SCHED_PIPE;
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
offsetof(union MESAPI__REMOVE_QUEUE, api_status));
}
static int mes_v12_0_map_legacy_queue(struct amdgpu_mes *mes,
struct mes_map_legacy_queue_input *input)
{
union MESAPI__ADD_QUEUE mes_add_queue_pkt;
int pipe;
memset(&mes_add_queue_pkt, 0, sizeof(mes_add_queue_pkt));
mes_add_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_add_queue_pkt.header.opcode = MES_SCH_API_ADD_QUEUE;
mes_add_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_add_queue_pkt.pipe_id = input->pipe_id;
mes_add_queue_pkt.queue_id = input->queue_id;
mes_add_queue_pkt.doorbell_offset = input->doorbell_offset;
mes_add_queue_pkt.mqd_addr = input->mqd_addr;
mes_add_queue_pkt.wptr_addr = input->wptr_addr;
mes_add_queue_pkt.queue_type =
convert_to_mes_queue_type(input->queue_type);
mes_add_queue_pkt.map_legacy_kq = 1;
if (mes->adev->enable_uni_mes)
pipe = AMDGPU_MES_KIQ_PIPE;
else
pipe = AMDGPU_MES_SCHED_PIPE;
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
offsetof(union MESAPI__ADD_QUEUE, api_status));
}
static int mes_v12_0_unmap_legacy_queue(struct amdgpu_mes *mes,
struct mes_unmap_legacy_queue_input *input)
{
union MESAPI__REMOVE_QUEUE mes_remove_queue_pkt;
int pipe;
memset(&mes_remove_queue_pkt, 0, sizeof(mes_remove_queue_pkt));
mes_remove_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_remove_queue_pkt.header.opcode = MES_SCH_API_REMOVE_QUEUE;
mes_remove_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_remove_queue_pkt.doorbell_offset = input->doorbell_offset;
mes_remove_queue_pkt.gang_context_addr = 0;
mes_remove_queue_pkt.pipe_id = input->pipe_id;
mes_remove_queue_pkt.queue_id = input->queue_id;
if (input->action == PREEMPT_QUEUES_NO_UNMAP) {
mes_remove_queue_pkt.preempt_legacy_gfx_queue = 1;
mes_remove_queue_pkt.tf_addr = input->trail_fence_addr;
mes_remove_queue_pkt.tf_data =
lower_32_bits(input->trail_fence_data);
} else {
mes_remove_queue_pkt.unmap_legacy_queue = 1;
mes_remove_queue_pkt.queue_type =
convert_to_mes_queue_type(input->queue_type);
}
if (mes->adev->enable_uni_mes)
pipe = AMDGPU_MES_KIQ_PIPE;
else
pipe = AMDGPU_MES_SCHED_PIPE;
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
offsetof(union MESAPI__REMOVE_QUEUE, api_status));
}
static int mes_v12_0_suspend_gang(struct amdgpu_mes *mes,
struct mes_suspend_gang_input *input)
{
return 0;
}
static int mes_v12_0_resume_gang(struct amdgpu_mes *mes,
struct mes_resume_gang_input *input)
{
return 0;
}
static int mes_v12_0_query_sched_status(struct amdgpu_mes *mes, int pipe)
{
union MESAPI__QUERY_MES_STATUS mes_status_pkt;
memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_status_pkt, sizeof(mes_status_pkt),
offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
}
static int mes_v12_0_misc_op(struct amdgpu_mes *mes,
struct mes_misc_op_input *input)
{
union MESAPI__MISC misc_pkt;
int pipe;
if (mes->adev->enable_uni_mes)
pipe = AMDGPU_MES_KIQ_PIPE;
else
pipe = AMDGPU_MES_SCHED_PIPE;
memset(&misc_pkt, 0, sizeof(misc_pkt));
misc_pkt.header.type = MES_API_TYPE_SCHEDULER;
misc_pkt.header.opcode = MES_SCH_API_MISC;
misc_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
switch (input->op) {
case MES_MISC_OP_READ_REG:
misc_pkt.opcode = MESAPI_MISC__READ_REG;
misc_pkt.read_reg.reg_offset = input->read_reg.reg_offset;
misc_pkt.read_reg.buffer_addr = input->read_reg.buffer_addr;
break;
case MES_MISC_OP_WRITE_REG:
misc_pkt.opcode = MESAPI_MISC__WRITE_REG;
misc_pkt.write_reg.reg_offset = input->write_reg.reg_offset;
misc_pkt.write_reg.reg_value = input->write_reg.reg_value;
break;
case MES_MISC_OP_WRM_REG_WAIT:
misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
misc_pkt.wait_reg_mem.op = WRM_OPERATION__WAIT_REG_MEM;
misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
misc_pkt.wait_reg_mem.reg_offset2 = 0;
break;
case MES_MISC_OP_WRM_REG_WR_WAIT:
misc_pkt.opcode = MESAPI_MISC__WAIT_REG_MEM;
misc_pkt.wait_reg_mem.op = WRM_OPERATION__WR_WAIT_WR_REG;
misc_pkt.wait_reg_mem.reference = input->wrm_reg.ref;
misc_pkt.wait_reg_mem.mask = input->wrm_reg.mask;
misc_pkt.wait_reg_mem.reg_offset1 = input->wrm_reg.reg0;
misc_pkt.wait_reg_mem.reg_offset2 = input->wrm_reg.reg1;
break;
case MES_MISC_OP_SET_SHADER_DEBUGGER:
pipe = AMDGPU_MES_SCHED_PIPE;
misc_pkt.opcode = MESAPI_MISC__SET_SHADER_DEBUGGER;
misc_pkt.set_shader_debugger.process_context_addr =
input->set_shader_debugger.process_context_addr;
misc_pkt.set_shader_debugger.flags.u32all =
input->set_shader_debugger.flags.u32all;
misc_pkt.set_shader_debugger.spi_gdbg_per_vmid_cntl =
input->set_shader_debugger.spi_gdbg_per_vmid_cntl;
memcpy(misc_pkt.set_shader_debugger.tcp_watch_cntl,
input->set_shader_debugger.tcp_watch_cntl,
sizeof(misc_pkt.set_shader_debugger.tcp_watch_cntl));
misc_pkt.set_shader_debugger.trap_en = input->set_shader_debugger.trap_en;
break;
default:
DRM_ERROR("unsupported misc op (%d) \n", input->op);
return -EINVAL;
}
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&misc_pkt, sizeof(misc_pkt),
offsetof(union MESAPI__MISC, api_status));
}
static int mes_v12_0_set_hw_resources_1(struct amdgpu_mes *mes, int pipe)
{
union MESAPI_SET_HW_RESOURCES_1 mes_set_hw_res_1_pkt;
memset(&mes_set_hw_res_1_pkt, 0, sizeof(mes_set_hw_res_1_pkt));
mes_set_hw_res_1_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_set_hw_res_1_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC_1;
mes_set_hw_res_1_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_set_hw_res_1_pkt.mes_kiq_unmap_timeout = 100;
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_set_hw_res_1_pkt, sizeof(mes_set_hw_res_1_pkt),
offsetof(union MESAPI_SET_HW_RESOURCES_1, api_status));
}
static int mes_v12_0_set_hw_resources(struct amdgpu_mes *mes, int pipe)
{
int i;
struct amdgpu_device *adev = mes->adev;
union MESAPI_SET_HW_RESOURCES mes_set_hw_res_pkt;
memset(&mes_set_hw_res_pkt, 0, sizeof(mes_set_hw_res_pkt));
mes_set_hw_res_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_set_hw_res_pkt.header.opcode = MES_SCH_API_SET_HW_RSRC;
mes_set_hw_res_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
if (pipe == AMDGPU_MES_SCHED_PIPE) {
mes_set_hw_res_pkt.vmid_mask_mmhub = mes->vmid_mask_mmhub;
mes_set_hw_res_pkt.vmid_mask_gfxhub = mes->vmid_mask_gfxhub;
mes_set_hw_res_pkt.gds_size = adev->gds.gds_size;
mes_set_hw_res_pkt.paging_vmid = 0;
for (i = 0; i < MAX_COMPUTE_PIPES; i++)
mes_set_hw_res_pkt.compute_hqd_mask[i] =
mes->compute_hqd_mask[i];
for (i = 0; i < MAX_GFX_PIPES; i++)
mes_set_hw_res_pkt.gfx_hqd_mask[i] =
mes->gfx_hqd_mask[i];
for (i = 0; i < MAX_SDMA_PIPES; i++)
mes_set_hw_res_pkt.sdma_hqd_mask[i] =
mes->sdma_hqd_mask[i];
for (i = 0; i < AMD_PRIORITY_NUM_LEVELS; i++)
mes_set_hw_res_pkt.aggregated_doorbells[i] =
mes->aggregated_doorbells[i];
}
mes_set_hw_res_pkt.g_sch_ctx_gpu_mc_ptr =
mes->sch_ctx_gpu_addr[pipe];
mes_set_hw_res_pkt.query_status_fence_gpu_mc_ptr =
mes->query_status_fence_gpu_addr[pipe];
for (i = 0; i < 5; i++) {
mes_set_hw_res_pkt.gc_base[i] = adev->reg_offset[GC_HWIP][0][i];
mes_set_hw_res_pkt.mmhub_base[i] =
adev->reg_offset[MMHUB_HWIP][0][i];
mes_set_hw_res_pkt.osssys_base[i] =
adev->reg_offset[OSSSYS_HWIP][0][i];
}
mes_set_hw_res_pkt.disable_reset = 1;
mes_set_hw_res_pkt.disable_mes_log = 1;
mes_set_hw_res_pkt.use_different_vmid_compute = 1;
mes_set_hw_res_pkt.enable_reg_active_poll = 1;
mes_set_hw_res_pkt.enable_level_process_quantum_check = 1;
/*
* Keep oversubscribe timer for sdma . When we have unmapped doorbell
* handling support, other queue will not use the oversubscribe timer.
* handling mode - 0: disabled; 1: basic version; 2: basic+ version
*/
mes_set_hw_res_pkt.oversubscription_timer = 50;
mes_set_hw_res_pkt.unmapped_doorbell_handling = 1;
if (amdgpu_mes_log_enable) {
mes_set_hw_res_pkt.enable_mes_event_int_logging = 1;
mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr = mes->event_log_gpu_addr;
}
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
}
static void mes_v12_0_init_aggregated_doorbell(struct amdgpu_mes *mes)
{
struct amdgpu_device *adev = mes->adev;
uint32_t data;
data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL1);
data &= ~(CP_MES_DOORBELL_CONTROL1__DOORBELL_OFFSET_MASK |
CP_MES_DOORBELL_CONTROL1__DOORBELL_EN_MASK |
CP_MES_DOORBELL_CONTROL1__DOORBELL_HIT_MASK);
data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_LOW] <<
CP_MES_DOORBELL_CONTROL1__DOORBELL_OFFSET__SHIFT;
data |= 1 << CP_MES_DOORBELL_CONTROL1__DOORBELL_EN__SHIFT;
WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL1, data);
data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL2);
data &= ~(CP_MES_DOORBELL_CONTROL2__DOORBELL_OFFSET_MASK |
CP_MES_DOORBELL_CONTROL2__DOORBELL_EN_MASK |
CP_MES_DOORBELL_CONTROL2__DOORBELL_HIT_MASK);
data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_NORMAL] <<
CP_MES_DOORBELL_CONTROL2__DOORBELL_OFFSET__SHIFT;
data |= 1 << CP_MES_DOORBELL_CONTROL2__DOORBELL_EN__SHIFT;
WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL2, data);
data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL3);
data &= ~(CP_MES_DOORBELL_CONTROL3__DOORBELL_OFFSET_MASK |
CP_MES_DOORBELL_CONTROL3__DOORBELL_EN_MASK |
CP_MES_DOORBELL_CONTROL3__DOORBELL_HIT_MASK);
data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_MEDIUM] <<
CP_MES_DOORBELL_CONTROL3__DOORBELL_OFFSET__SHIFT;
data |= 1 << CP_MES_DOORBELL_CONTROL3__DOORBELL_EN__SHIFT;
WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL3, data);
data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL4);
data &= ~(CP_MES_DOORBELL_CONTROL4__DOORBELL_OFFSET_MASK |
CP_MES_DOORBELL_CONTROL4__DOORBELL_EN_MASK |
CP_MES_DOORBELL_CONTROL4__DOORBELL_HIT_MASK);
data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_HIGH] <<
CP_MES_DOORBELL_CONTROL4__DOORBELL_OFFSET__SHIFT;
data |= 1 << CP_MES_DOORBELL_CONTROL4__DOORBELL_EN__SHIFT;
WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL4, data);
data = RREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL5);
data &= ~(CP_MES_DOORBELL_CONTROL5__DOORBELL_OFFSET_MASK |
CP_MES_DOORBELL_CONTROL5__DOORBELL_EN_MASK |
CP_MES_DOORBELL_CONTROL5__DOORBELL_HIT_MASK);
data |= mes->aggregated_doorbells[AMDGPU_MES_PRIORITY_LEVEL_REALTIME] <<
CP_MES_DOORBELL_CONTROL5__DOORBELL_OFFSET__SHIFT;
data |= 1 << CP_MES_DOORBELL_CONTROL5__DOORBELL_EN__SHIFT;
WREG32_SOC15(GC, 0, regCP_MES_DOORBELL_CONTROL5, data);
data = 1 << CP_HQD_GFX_CONTROL__DB_UPDATED_MSG_EN__SHIFT;
WREG32_SOC15(GC, 0, regCP_HQD_GFX_CONTROL, data);
}
static void mes_v12_0_enable_unmapped_doorbell_handling(
struct amdgpu_mes *mes, bool enable)
{
struct amdgpu_device *adev = mes->adev;
uint32_t data = RREG32_SOC15(GC, 0, regCP_UNMAPPED_DOORBELL);
/*
* The default PROC_LSB settng is 0xc which means doorbell
* addr[16:12] gives the doorbell page number. For kfd, each
* process will use 2 pages of doorbell, we need to change the
* setting to 0xd
*/
data &= ~CP_UNMAPPED_DOORBELL__PROC_LSB_MASK;
data |= 0xd << CP_UNMAPPED_DOORBELL__PROC_LSB__SHIFT;
data |= (enable ? 1 : 0) << CP_UNMAPPED_DOORBELL__ENABLE__SHIFT;
WREG32_SOC15(GC, 0, regCP_UNMAPPED_DOORBELL, data);
}
static int mes_v12_0_reset_legacy_queue(struct amdgpu_mes *mes,
struct mes_reset_legacy_queue_input *input)
{
union MESAPI__RESET mes_reset_queue_pkt;
int pipe;
memset(&mes_reset_queue_pkt, 0, sizeof(mes_reset_queue_pkt));
mes_reset_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
mes_reset_queue_pkt.header.opcode = MES_SCH_API_RESET;
mes_reset_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_reset_queue_pkt.queue_type =
convert_to_mes_queue_type(input->queue_type);
if (mes_reset_queue_pkt.queue_type == MES_QUEUE_TYPE_GFX) {
mes_reset_queue_pkt.reset_legacy_gfx = 1;
mes_reset_queue_pkt.pipe_id_lp = input->pipe_id;
mes_reset_queue_pkt.queue_id_lp = input->queue_id;
mes_reset_queue_pkt.mqd_mc_addr_lp = input->mqd_addr;
mes_reset_queue_pkt.doorbell_offset_lp = input->doorbell_offset;
mes_reset_queue_pkt.wptr_addr_lp = input->wptr_addr;
mes_reset_queue_pkt.vmid_id_lp = input->vmid;
} else {
mes_reset_queue_pkt.reset_queue_only = 1;
mes_reset_queue_pkt.doorbell_offset = input->doorbell_offset;
}
if (mes->adev->enable_uni_mes)
pipe = AMDGPU_MES_KIQ_PIPE;
else
pipe = AMDGPU_MES_SCHED_PIPE;
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
offsetof(union MESAPI__RESET, api_status));
}
static const struct amdgpu_mes_funcs mes_v12_0_funcs = {
.add_hw_queue = mes_v12_0_add_hw_queue,
.remove_hw_queue = mes_v12_0_remove_hw_queue,
.map_legacy_queue = mes_v12_0_map_legacy_queue,
.unmap_legacy_queue = mes_v12_0_unmap_legacy_queue,
.suspend_gang = mes_v12_0_suspend_gang,
.resume_gang = mes_v12_0_resume_gang,
.misc_op = mes_v12_0_misc_op,
.reset_legacy_queue = mes_v12_0_reset_legacy_queue,
.reset_hw_queue = mes_v12_0_reset_hw_queue,
};
static int mes_v12_0_allocate_ucode_buffer(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe)
{
int r;
const struct mes_firmware_header_v1_0 *mes_hdr;
const __le32 *fw_data;
unsigned fw_size;
mes_hdr = (const struct mes_firmware_header_v1_0 *)
adev->mes.fw[pipe]->data;
fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
le32_to_cpu(mes_hdr->mes_ucode_offset_bytes));
fw_size = le32_to_cpu(mes_hdr->mes_ucode_size_bytes);
r = amdgpu_bo_create_reserved(adev, fw_size,
PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM,
&adev->mes.ucode_fw_obj[pipe],
&adev->mes.ucode_fw_gpu_addr[pipe],
(void **)&adev->mes.ucode_fw_ptr[pipe]);
if (r) {
dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
return r;
}
memcpy(adev->mes.ucode_fw_ptr[pipe], fw_data, fw_size);
amdgpu_bo_kunmap(adev->mes.ucode_fw_obj[pipe]);
amdgpu_bo_unreserve(adev->mes.ucode_fw_obj[pipe]);
return 0;
}
static int mes_v12_0_allocate_ucode_data_buffer(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe)
{
int r;
const struct mes_firmware_header_v1_0 *mes_hdr;
const __le32 *fw_data;
unsigned fw_size;
mes_hdr = (const struct mes_firmware_header_v1_0 *)
adev->mes.fw[pipe]->data;
fw_data = (const __le32 *)(adev->mes.fw[pipe]->data +
le32_to_cpu(mes_hdr->mes_ucode_data_offset_bytes));
fw_size = le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes);
r = amdgpu_bo_create_reserved(adev, fw_size,
64 * 1024,
AMDGPU_GEM_DOMAIN_VRAM,
&adev->mes.data_fw_obj[pipe],
&adev->mes.data_fw_gpu_addr[pipe],
(void **)&adev->mes.data_fw_ptr[pipe]);
if (r) {
dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
return r;
}
memcpy(adev->mes.data_fw_ptr[pipe], fw_data, fw_size);
amdgpu_bo_kunmap(adev->mes.data_fw_obj[pipe]);
amdgpu_bo_unreserve(adev->mes.data_fw_obj[pipe]);
return 0;
}
static void mes_v12_0_free_ucode_buffers(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe)
{
amdgpu_bo_free_kernel(&adev->mes.data_fw_obj[pipe],
&adev->mes.data_fw_gpu_addr[pipe],
(void **)&adev->mes.data_fw_ptr[pipe]);
amdgpu_bo_free_kernel(&adev->mes.ucode_fw_obj[pipe],
&adev->mes.ucode_fw_gpu_addr[pipe],
(void **)&adev->mes.ucode_fw_ptr[pipe]);
}
static void mes_v12_0_enable(struct amdgpu_device *adev, bool enable)
{
uint64_t ucode_addr;
uint32_t pipe, data = 0;
if (enable) {
data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET, 1);
WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
mutex_lock(&adev->srbm_mutex);
for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
soc21_grbm_select(adev, 3, pipe, 0, 0);
ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
lower_32_bits(ucode_addr));
WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
upper_32_bits(ucode_addr));
}
soc21_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
/* unhalt MES and activate pipe0 */
data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 1);
WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
if (amdgpu_emu_mode)
msleep(100);
else if (adev->enable_uni_mes)
udelay(500);
else
udelay(50);
} else {
data = RREG32_SOC15(GC, 0, regCP_MES_CNTL);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_ACTIVE, 0);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 0);
data = REG_SET_FIELD(data, CP_MES_CNTL,
MES_INVALIDATE_ICACHE, 1);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET, 1);
data = REG_SET_FIELD(data, CP_MES_CNTL, MES_HALT, 1);
WREG32_SOC15(GC, 0, regCP_MES_CNTL, data);
}
}
static void mes_v12_0_set_ucode_start_addr(struct amdgpu_device *adev)
{
uint64_t ucode_addr;
int pipe;
mes_v12_0_enable(adev, false);
mutex_lock(&adev->srbm_mutex);
for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
/* me=3, queue=0 */
soc21_grbm_select(adev, 3, pipe, 0, 0);
/* set ucode start address */
ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START,
lower_32_bits(ucode_addr));
WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI,
upper_32_bits(ucode_addr));
soc21_grbm_select(adev, 0, 0, 0, 0);
}
mutex_unlock(&adev->srbm_mutex);
}
/* This function is for backdoor MES firmware */
static int mes_v12_0_load_microcode(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe, bool prime_icache)
{
int r;
uint32_t data;
mes_v12_0_enable(adev, false);
if (!adev->mes.fw[pipe])
return -EINVAL;
r = mes_v12_0_allocate_ucode_buffer(adev, pipe);
if (r)
return r;
r = mes_v12_0_allocate_ucode_data_buffer(adev, pipe);
if (r) {
mes_v12_0_free_ucode_buffers(adev, pipe);
return r;
}
mutex_lock(&adev->srbm_mutex);
/* me=3, pipe=0, queue=0 */
soc21_grbm_select(adev, 3, pipe, 0, 0);
WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_CNTL, 0);
/* set ucode fimrware address */
WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_LO,
lower_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
WREG32_SOC15(GC, 0, regCP_MES_IC_BASE_HI,
upper_32_bits(adev->mes.ucode_fw_gpu_addr[pipe]));
/* set ucode instruction cache boundary to 2M-1 */
WREG32_SOC15(GC, 0, regCP_MES_MIBOUND_LO, 0x1FFFFF);
/* set ucode data firmware address */
WREG32_SOC15(GC, 0, regCP_MES_MDBASE_LO,
lower_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
WREG32_SOC15(GC, 0, regCP_MES_MDBASE_HI,
upper_32_bits(adev->mes.data_fw_gpu_addr[pipe]));
/* Set data cache boundary CP_MES_MDBOUND_LO */
WREG32_SOC15(GC, 0, regCP_MES_MDBOUND_LO, 0x7FFFF);
if (prime_icache) {
/* invalidate ICACHE */
data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 0);
data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, INVALIDATE_CACHE, 1);
WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
/* prime the ICACHE. */
data = RREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL);
data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
WREG32_SOC15(GC, 0, regCP_MES_IC_OP_CNTL, data);
}
soc21_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
return 0;
}
static int mes_v12_0_allocate_eop_buf(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe)
{
int r;
u32 *eop;
r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT,
&adev->mes.eop_gpu_obj[pipe],
&adev->mes.eop_gpu_addr[pipe],
(void **)&eop);
if (r) {
dev_warn(adev->dev, "(%d) create EOP bo failed\n", r);
return r;
}
memset(eop, 0,
adev->mes.eop_gpu_obj[pipe]->tbo.base.size);
amdgpu_bo_kunmap(adev->mes.eop_gpu_obj[pipe]);
amdgpu_bo_unreserve(adev->mes.eop_gpu_obj[pipe]);
return 0;
}
static int mes_v12_0_mqd_init(struct amdgpu_ring *ring)
{
struct v12_compute_mqd *mqd = ring->mqd_ptr;
uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
uint32_t tmp;
mqd->header = 0xC0310800;
mqd->compute_pipelinestat_enable = 0x00000001;
mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
mqd->compute_misc_reserved = 0x00000007;
eop_base_addr = ring->eop_gpu_addr >> 8;
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
tmp = regCP_HQD_EOP_CONTROL_DEFAULT;
tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
(order_base_2(MES_EOP_SIZE / 4) - 1));
mqd->cp_hqd_eop_base_addr_lo = lower_32_bits(eop_base_addr);
mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
mqd->cp_hqd_eop_control = tmp;
/* disable the queue if it's active */
ring->wptr = 0;
mqd->cp_hqd_pq_rptr = 0;
mqd->cp_hqd_pq_wptr_lo = 0;
mqd->cp_hqd_pq_wptr_hi = 0;
/* set the pointer to the MQD */
mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
/* set MQD vmid to 0 */
tmp = regCP_MQD_CONTROL_DEFAULT;
tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
mqd->cp_mqd_control = tmp;
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
hqd_gpu_addr = ring->gpu_addr >> 8;
mqd->cp_hqd_pq_base_lo = lower_32_bits(hqd_gpu_addr);
mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
/* set the wb address whether it's enabled or not */
wb_gpu_addr = ring->rptr_gpu_addr;
mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
mqd->cp_hqd_pq_rptr_report_addr_hi =
upper_32_bits(wb_gpu_addr) & 0xffff;
/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
wb_gpu_addr = ring->wptr_gpu_addr;
mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffff8;
mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
/* set up the HQD, this is similar to CP_RB0_CNTL */
tmp = regCP_HQD_PQ_CONTROL_DEFAULT;
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
(order_base_2(ring->ring_size / 4) - 1));
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, NO_UPDATE_RPTR, 1);
mqd->cp_hqd_pq_control = tmp;
/* enable doorbell */
tmp = 0;
if (ring->use_doorbell) {
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_OFFSET, ring->doorbell_index);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 1);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_SOURCE, 0);
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_HIT, 0);
} else {
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 0);
}
mqd->cp_hqd_pq_doorbell_control = tmp;
mqd->cp_hqd_vmid = 0;
/* activate the queue */
mqd->cp_hqd_active = 1;
tmp = regCP_HQD_PERSISTENT_STATE_DEFAULT;
tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE,
PRELOAD_SIZE, 0x55);
mqd->cp_hqd_persistent_state = tmp;
mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_DEFAULT;
mqd->cp_hqd_iq_timer = regCP_HQD_IQ_TIMER_DEFAULT;
mqd->cp_hqd_quantum = regCP_HQD_QUANTUM_DEFAULT;
/*
* Set CP_HQD_GFX_CONTROL.DB_UPDATED_MSG_EN[15] to enable unmapped
* doorbell handling. This is a reserved CP internal register can
* not be accesss by others
*/
mqd->reserved_184 = BIT(15);
return 0;
}
static void mes_v12_0_queue_init_register(struct amdgpu_ring *ring)
{
struct v12_compute_mqd *mqd = ring->mqd_ptr;
struct amdgpu_device *adev = ring->adev;
uint32_t data = 0;
mutex_lock(&adev->srbm_mutex);
soc21_grbm_select(adev, 3, ring->pipe, 0, 0);
/* set CP_HQD_VMID.VMID = 0. */
data = RREG32_SOC15(GC, 0, regCP_HQD_VMID);
data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
WREG32_SOC15(GC, 0, regCP_HQD_VMID, data);
/* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 0);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
/* set CP_MQD_BASE_ADDR/HI with the MQD base address */
WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
WREG32_SOC15(GC, 0, regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
/* set CP_MQD_CONTROL.VMID=0 */
data = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL);
data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
WREG32_SOC15(GC, 0, regCP_MQD_CONTROL, 0);
/* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
/* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR,
mqd->cp_hqd_pq_rptr_report_addr_lo);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
mqd->cp_hqd_pq_rptr_report_addr_hi);
/* set CP_HQD_PQ_CONTROL */
WREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
/* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR,
mqd->cp_hqd_pq_wptr_poll_addr_lo);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
mqd->cp_hqd_pq_wptr_poll_addr_hi);
/* set CP_HQD_PQ_DOORBELL_CONTROL */
WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL,
mqd->cp_hqd_pq_doorbell_control);
/* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
WREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
/* set CP_HQD_ACTIVE.ACTIVE=1 */
WREG32_SOC15(GC, 0, regCP_HQD_ACTIVE, mqd->cp_hqd_active);
soc21_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
}
static int mes_v12_0_kiq_enable_queue(struct amdgpu_device *adev)
{
struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[0].ring;
int r;
if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
return -EINVAL;
r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size);
if (r) {
DRM_ERROR("Failed to lock KIQ (%d).\n", r);
return r;
}
kiq->pmf->kiq_map_queues(kiq_ring, &adev->mes.ring[0]);
r = amdgpu_ring_test_ring(kiq_ring);
if (r) {
DRM_ERROR("kfq enable failed\n");
kiq_ring->sched.ready = false;
}
return r;
}
static int mes_v12_0_queue_init(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe)
{
struct amdgpu_ring *ring;
int r;
if (!adev->enable_uni_mes && pipe == AMDGPU_MES_KIQ_PIPE)
ring = &adev->gfx.kiq[0].ring;
else
ring = &adev->mes.ring[pipe];
if ((adev->enable_uni_mes || pipe == AMDGPU_MES_SCHED_PIPE) &&
(amdgpu_in_reset(adev) || adev->in_suspend)) {
*(ring->wptr_cpu_addr) = 0;
*(ring->rptr_cpu_addr) = 0;
amdgpu_ring_clear_ring(ring);
}
r = mes_v12_0_mqd_init(ring);
if (r)
return r;
if (pipe == AMDGPU_MES_SCHED_PIPE) {
if (adev->enable_uni_mes)
r = amdgpu_mes_map_legacy_queue(adev, ring);
else
r = mes_v12_0_kiq_enable_queue(adev);
if (r)
return r;
} else {
mes_v12_0_queue_init_register(ring);
}
/* get MES scheduler/KIQ versions */
mutex_lock(&adev->srbm_mutex);
soc21_grbm_select(adev, 3, pipe, 0, 0);
if (pipe == AMDGPU_MES_SCHED_PIPE)
adev->mes.sched_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
else if (pipe == AMDGPU_MES_KIQ_PIPE && adev->enable_mes_kiq)
adev->mes.kiq_version = RREG32_SOC15(GC, 0, regCP_MES_GP3_LO);
soc21_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
return 0;
}
static int mes_v12_0_ring_init(struct amdgpu_device *adev, int pipe)
{
struct amdgpu_ring *ring;
ring = &adev->mes.ring[pipe];
ring->funcs = &mes_v12_0_ring_funcs;
ring->me = 3;
ring->pipe = pipe;
ring->queue = 0;
ring->ring_obj = NULL;
ring->use_doorbell = true;
ring->eop_gpu_addr = adev->mes.eop_gpu_addr[pipe];
ring->no_scheduler = true;
sprintf(ring->name, "mes_%d.%d.%d", ring->me, ring->pipe, ring->queue);
if (pipe == AMDGPU_MES_SCHED_PIPE)
ring->doorbell_index = adev->doorbell_index.mes_ring0 << 1;
else
ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
AMDGPU_RING_PRIO_DEFAULT, NULL);
}
static int mes_v12_0_kiq_ring_init(struct amdgpu_device *adev)
{
struct amdgpu_ring *ring;
spin_lock_init(&adev->gfx.kiq[0].ring_lock);
ring = &adev->gfx.kiq[0].ring;
ring->me = 3;
ring->pipe = 1;
ring->queue = 0;
ring->adev = NULL;
ring->ring_obj = NULL;
ring->use_doorbell = true;
ring->doorbell_index = adev->doorbell_index.mes_ring1 << 1;
ring->eop_gpu_addr = adev->mes.eop_gpu_addr[AMDGPU_MES_KIQ_PIPE];
ring->no_scheduler = true;
sprintf(ring->name, "mes_kiq_%d.%d.%d",
ring->me, ring->pipe, ring->queue);
return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
AMDGPU_RING_PRIO_DEFAULT, NULL);
}
static int mes_v12_0_mqd_sw_init(struct amdgpu_device *adev,
enum admgpu_mes_pipe pipe)
{
int r, mqd_size = sizeof(struct v12_compute_mqd);
struct amdgpu_ring *ring;
if (!adev->enable_uni_mes && pipe == AMDGPU_MES_KIQ_PIPE)
ring = &adev->gfx.kiq[0].ring;
else
ring = &adev->mes.ring[pipe];
if (ring->mqd_obj)
return 0;
r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
&ring->mqd_gpu_addr, &ring->mqd_ptr);
if (r) {
dev_warn(adev->dev, "failed to create ring mqd bo (%d)", r);
return r;
}
memset(ring->mqd_ptr, 0, mqd_size);
/* prepare MQD backup */
adev->mes.mqd_backup[pipe] = kmalloc(mqd_size, GFP_KERNEL);
if (!adev->mes.mqd_backup[pipe])
dev_warn(adev->dev,
"no memory to create MQD backup for ring %s\n",
ring->name);
return 0;
}
static int mes_v12_0_sw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int pipe, r;
adev->mes.funcs = &mes_v12_0_funcs;
adev->mes.kiq_hw_init = &mes_v12_0_kiq_hw_init;
adev->mes.kiq_hw_fini = &mes_v12_0_kiq_hw_fini;
adev->mes.enable_legacy_queue_map = true;
adev->mes.event_log_size = AMDGPU_MES_LOG_BUFFER_SIZE;
r = amdgpu_mes_init(adev);
if (r)
return r;
for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
r = mes_v12_0_allocate_eop_buf(adev, pipe);
if (r)
return r;
r = mes_v12_0_mqd_sw_init(adev, pipe);
if (r)
return r;
if (!adev->enable_uni_mes && pipe == AMDGPU_MES_KIQ_PIPE)
r = mes_v12_0_kiq_ring_init(adev);
else
r = mes_v12_0_ring_init(adev, pipe);
if (r)
return r;
}
return 0;
}
static int mes_v12_0_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int pipe;
for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
kfree(adev->mes.mqd_backup[pipe]);
amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj[pipe],
&adev->mes.eop_gpu_addr[pipe],
NULL);
amdgpu_ucode_release(&adev->mes.fw[pipe]);
if (adev->enable_uni_mes || pipe == AMDGPU_MES_SCHED_PIPE) {
amdgpu_bo_free_kernel(&adev->mes.ring[pipe].mqd_obj,
&adev->mes.ring[pipe].mqd_gpu_addr,
&adev->mes.ring[pipe].mqd_ptr);
amdgpu_ring_fini(&adev->mes.ring[pipe]);
}
}
if (!adev->enable_uni_mes) {
amdgpu_bo_free_kernel(&adev->gfx.kiq[0].ring.mqd_obj,
&adev->gfx.kiq[0].ring.mqd_gpu_addr,
&adev->gfx.kiq[0].ring.mqd_ptr);
amdgpu_ring_fini(&adev->gfx.kiq[0].ring);
}
if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
mes_v12_0_free_ucode_buffers(adev, AMDGPU_MES_KIQ_PIPE);
mes_v12_0_free_ucode_buffers(adev, AMDGPU_MES_SCHED_PIPE);
}
amdgpu_mes_fini(adev);
return 0;
}
static void mes_v12_0_kiq_dequeue_sched(struct amdgpu_device *adev)
{
uint32_t data;
int i;
mutex_lock(&adev->srbm_mutex);
soc21_grbm_select(adev, 3, AMDGPU_MES_SCHED_PIPE, 0, 0);
/* disable the queue if it's active */
if (RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1) {
WREG32_SOC15(GC, 0, regCP_HQD_DEQUEUE_REQUEST, 1);
for (i = 0; i < adev->usec_timeout; i++) {
if (!(RREG32_SOC15(GC, 0, regCP_HQD_ACTIVE) & 1))
break;
udelay(1);
}
}
data = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL);
data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 0);
data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_HIT, 1);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, data);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL, 0);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_LO, 0);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_WPTR_HI, 0);
WREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR, 0);
soc21_grbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
adev->mes.ring[0].sched.ready = false;
}
static void mes_v12_0_kiq_setting(struct amdgpu_ring *ring)
{
uint32_t tmp;
struct amdgpu_device *adev = ring->adev;
/* tell RLC which is KIQ queue */
tmp = RREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS);
tmp &= 0xffffff00;
tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
tmp |= 0x80;
WREG32_SOC15(GC, 0, regRLC_CP_SCHEDULERS, tmp);
}
static int mes_v12_0_kiq_hw_init(struct amdgpu_device *adev)
{
int r = 0;
if (adev->enable_uni_mes)
mes_v12_0_kiq_setting(&adev->mes.ring[AMDGPU_MES_KIQ_PIPE]);
else
mes_v12_0_kiq_setting(&adev->gfx.kiq[0].ring);
if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
r = mes_v12_0_load_microcode(adev, AMDGPU_MES_SCHED_PIPE, false);
if (r) {
DRM_ERROR("failed to load MES fw, r=%d\n", r);
return r;
}
r = mes_v12_0_load_microcode(adev, AMDGPU_MES_KIQ_PIPE, true);
if (r) {
DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
return r;
}
mes_v12_0_set_ucode_start_addr(adev);
} else if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO)
mes_v12_0_set_ucode_start_addr(adev);
mes_v12_0_enable(adev, true);
r = mes_v12_0_queue_init(adev, AMDGPU_MES_KIQ_PIPE);
if (r)
goto failure;
if (adev->enable_uni_mes) {
r = mes_v12_0_set_hw_resources(&adev->mes, AMDGPU_MES_KIQ_PIPE);
if (r)
goto failure;
mes_v12_0_set_hw_resources_1(&adev->mes, AMDGPU_MES_KIQ_PIPE);
}
if (adev->mes.enable_legacy_queue_map) {
r = mes_v12_0_hw_init(adev);
if (r)
goto failure;
}
return r;
failure:
mes_v12_0_hw_fini(adev);
return r;
}
static int mes_v12_0_kiq_hw_fini(struct amdgpu_device *adev)
{
if (adev->mes.ring[0].sched.ready) {
if (adev->enable_uni_mes)
amdgpu_mes_unmap_legacy_queue(adev,
&adev->mes.ring[AMDGPU_MES_SCHED_PIPE],
RESET_QUEUES, 0, 0);
else
mes_v12_0_kiq_dequeue_sched(adev);
adev->mes.ring[0].sched.ready = false;
}
mes_v12_0_enable(adev, false);
return 0;
}
static int mes_v12_0_hw_init(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->mes.ring[0].sched.ready)
goto out;
if (!adev->enable_mes_kiq) {
if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
r = mes_v12_0_load_microcode(adev,
AMDGPU_MES_SCHED_PIPE, true);
if (r) {
DRM_ERROR("failed to MES fw, r=%d\n", r);
return r;
}
mes_v12_0_set_ucode_start_addr(adev);
} else if (adev->firmware.load_type ==
AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
mes_v12_0_set_ucode_start_addr(adev);
}
mes_v12_0_enable(adev, true);
}
/* Enable the MES to handle doorbell ring on unmapped queue */
mes_v12_0_enable_unmapped_doorbell_handling(&adev->mes, true);
r = mes_v12_0_queue_init(adev, AMDGPU_MES_SCHED_PIPE);
if (r)
goto failure;
r = mes_v12_0_set_hw_resources(&adev->mes, AMDGPU_MES_SCHED_PIPE);
if (r)
goto failure;
if (adev->enable_uni_mes)
mes_v12_0_set_hw_resources_1(&adev->mes, AMDGPU_MES_SCHED_PIPE);
mes_v12_0_init_aggregated_doorbell(&adev->mes);
r = mes_v12_0_query_sched_status(&adev->mes, AMDGPU_MES_SCHED_PIPE);
if (r) {
DRM_ERROR("MES is busy\n");
goto failure;
}
out:
/*
* Disable KIQ ring usage from the driver once MES is enabled.
* MES uses KIQ ring exclusively so driver cannot access KIQ ring
* with MES enabled.
*/
adev->gfx.kiq[0].ring.sched.ready = false;
adev->mes.ring[0].sched.ready = true;
return 0;
failure:
mes_v12_0_hw_fini(adev);
return r;
}
static int mes_v12_0_hw_fini(void *handle)
{
return 0;
}
static int mes_v12_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = amdgpu_mes_suspend(adev);
if (r)
return r;
return mes_v12_0_hw_fini(adev);
}
static int mes_v12_0_resume(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = mes_v12_0_hw_init(adev);
if (r)
return r;
return amdgpu_mes_resume(adev);
}
static int mes_v12_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int pipe, r;
for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
r = amdgpu_mes_init_microcode(adev, pipe);
if (r)
return r;
}
return 0;
}
static int mes_v12_0_late_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* it's only intended for use in mes_self_test case, not for s0ix and reset */
if (!amdgpu_in_reset(adev) && !adev->in_s0ix && !adev->in_suspend)
amdgpu_mes_self_test(adev);
return 0;
}
static const struct amd_ip_funcs mes_v12_0_ip_funcs = {
.name = "mes_v12_0",
.early_init = mes_v12_0_early_init,
.late_init = mes_v12_0_late_init,
.sw_init = mes_v12_0_sw_init,
.sw_fini = mes_v12_0_sw_fini,
.hw_init = mes_v12_0_hw_init,
.hw_fini = mes_v12_0_hw_fini,
.suspend = mes_v12_0_suspend,
.resume = mes_v12_0_resume,
};
const struct amdgpu_ip_block_version mes_v12_0_ip_block = {
.type = AMD_IP_BLOCK_TYPE_MES,
.major = 12,
.minor = 0,
.rev = 0,
.funcs = &mes_v12_0_ip_funcs,
};
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