]> git.ipfire.org Git - thirdparty/kernel/linux.git/commitdiff
drm/amdgpu/mes_v12_1: initial support for mes_v12_1
authorJack Xiao <Jack.Xiao@amd.com>
Wed, 14 May 2025 09:01:21 +0000 (17:01 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 8 Dec 2025 18:56:39 +0000 (13:56 -0500)
Duplicated and rename mes ip version name to v12_1_0.
Fix to access correct ring pipe by xcc_id.
Fix to access correct instance registers by xcc_id.
Fix to access correct index registers by grbm/xcc_id.

v2: rebase (Alex)
v3: fix sw_fini (Alex)

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Mukul Joshi <mukul.joshi@amd.com>
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/Makefile
drivers/gpu/drm/amd/amdgpu/mes_v12_1.c [new file with mode: 0644]
drivers/gpu/drm/amd/amdgpu/mes_v12_1.h [new file with mode: 0644]

index 139ceafa164a46a72902d07015ad560b1baff5b8..367f2da5f51009eb751511d1535ac2ab96a7ccf9 100644 (file)
@@ -179,6 +179,7 @@ amdgpu-y += \
        amdgpu_mes.o \
        mes_v11_0.o \
        mes_v12_0.o \
+       mes_v12_1.o
 
 # add GFX userqueue support
 amdgpu-y += mes_userqueue.o
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v12_1.c b/drivers/gpu/drm/amd/amdgpu/mes_v12_1.c
new file mode 100644 (file)
index 0000000..ee5a231
--- /dev/null
@@ -0,0 +1,1762 @@
+/*
+ * Copyright 2025 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 "soc_v1_0.h"
+#include "gc/gc_12_1_0_offset.h"
+#include "gc/gc_12_1_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_1_0_mes.bin");
+MODULE_FIRMWARE("amdgpu/gc_12_1_0_mes1.bin");
+MODULE_FIRMWARE("amdgpu/gc_12_1_0_uni_mes.bin");
+
+static int mes_v12_1_hw_init(struct amdgpu_ip_block *ip_block);
+static int mes_v12_1_hw_fini(struct amdgpu_ip_block *ip_block);
+static int mes_v12_1_kiq_hw_init(struct amdgpu_device *adev, uint32_t xcc_id);
+static int mes_v12_1_kiq_hw_fini(struct amdgpu_device *adev, uint32_t xcc_id);
+
+#define MES_EOP_SIZE   2048
+
+#define regCP_HQD_IB_CONTROL_MES_12_1_DEFAULT 0x100000
+
+static void mes_v12_1_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_1_ring_get_rptr(struct amdgpu_ring *ring)
+{
+       return *ring->rptr_cpu_addr;
+}
+
+static u64 mes_v12_1_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_1_ring_funcs = {
+       .type = AMDGPU_RING_TYPE_MES,
+       .align_mask = 1,
+       .nop = 0,
+       .support_64bit_ptrs = true,
+       .get_rptr = mes_v12_1_ring_get_rptr,
+       .get_wptr = mes_v12_1_ring_get_wptr,
+       .set_wptr = mes_v12_1_ring_set_wptr,
+       .insert_nop = amdgpu_ring_insert_nop,
+};
+
+static const char *mes_v12_1_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_1_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_1_get_op_string(union MESAPI__MISC *x_pkt)
+{
+       const char *op_str = NULL;
+
+       if (x_pkt->header.opcode < ARRAY_SIZE(mes_v12_1_opcodes))
+               op_str = mes_v12_1_opcodes[x_pkt->header.opcode];
+
+       return op_str;
+}
+
+static const char *mes_v12_1_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_1_misc_opcodes)))
+               op_str = mes_v12_1_misc_opcodes[x_pkt->opcode];
+
+       return op_str;
+}
+
+static int mes_v12_1_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
+                                           int xcc_id, 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[MES_PIPE_INST(xcc_id, pipe)];
+       spinlock_t *ring_lock = &mes->ring_lock[MES_PIPE_INST(xcc_id, 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 *= 1000;
+       } 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_1_get_op_string(x_pkt);
+       misc_op_str = mes_v12_1_get_misc_op_string(x_pkt);
+
+       if (misc_op_str)
+               dev_dbg(adev->dev, "MES(%d, %d) msg=%s (%s) was emitted\n",
+                       xcc_id, pipe, op_str, misc_op_str);
+       else if (op_str)
+               dev_dbg(adev->dev, "MES(%d, %d) msg=%s was emitted\n",
+                       xcc_id, pipe, op_str);
+       else
+               dev_dbg(adev->dev, "MES(%d, %d) msg=%d was emitted\n",
+                       xcc_id, 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, %d) failed to respond to msg=%s (%s)\n",
+                               xcc_id, pipe, op_str, misc_op_str);
+               else if (op_str)
+                       dev_err(adev->dev,
+                               "MES(%d, %d) failed to respond to msg=%s\n",
+                               xcc_id, pipe, op_str);
+               else
+                       dev_err(adev->dev,
+                               "MES(%d, %d) failed to respond to msg=%d\n",
+                               xcc_id, 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(%d, %d) ring buffer is full.\n", xcc_id, pipe);
+       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_1_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_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, AMDGPU_MES_SCHED_PIPE,
+                       &mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
+                       offsetof(union MESAPI__ADD_QUEUE, api_status));
+}
+
+static int mes_v12_1_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_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, AMDGPU_MES_SCHED_PIPE,
+                       &mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
+                       offsetof(union MESAPI__REMOVE_QUEUE, api_status));
+}
+
+static int mes_v12_1_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_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, pipe,
+                       &mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
+                       offsetof(union MESAPI__REMOVE_QUEUE, api_status));
+}
+
+static int mes_v12_1_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_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, pipe,
+                       &mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
+                       offsetof(union MESAPI__ADD_QUEUE, api_status));
+}
+
+static int mes_v12_1_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_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, pipe,
+                       &mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
+                       offsetof(union MESAPI__REMOVE_QUEUE, api_status));
+}
+
+static int mes_v12_1_suspend_gang(struct amdgpu_mes *mes,
+                                 struct mes_suspend_gang_input *input)
+{
+       return 0;
+}
+
+static int mes_v12_1_resume_gang(struct amdgpu_mes *mes,
+                                struct mes_resume_gang_input *input)
+{
+       return 0;
+}
+
+static int mes_v12_1_query_sched_status(struct amdgpu_mes *mes,
+                                         int pipe, int xcc_id)
+{
+       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_1_submit_pkt_and_poll_completion(mes, xcc_id, pipe,
+                       &mes_status_pkt, sizeof(mes_status_pkt),
+                       offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
+}
+
+static int mes_v12_1_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;
+       case MES_MISC_OP_CHANGE_CONFIG:
+               misc_pkt.opcode = MESAPI_MISC__CHANGE_CONFIG;
+               misc_pkt.change_config.opcode =
+                       MESAPI_MISC__CHANGE_CONFIG_OPTION_LIMIT_SINGLE_PROCESS;
+               misc_pkt.change_config.option.bits.limit_single_process =
+                       input->change_config.option.limit_single_process;
+               break;
+       default:
+               DRM_ERROR("unsupported misc op (%d) \n", input->op);
+               return -EINVAL;
+       }
+
+       return mes_v12_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, pipe,
+                       &misc_pkt, sizeof(misc_pkt),
+                       offsetof(union MESAPI__MISC, api_status));
+}
+
+static int mes_v12_1_set_hw_resources_1(struct amdgpu_mes *mes,
+                                         int pipe, int xcc_id)
+{
+       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_1_submit_pkt_and_poll_completion(mes, xcc_id, pipe,
+                       &mes_set_hw_res_1_pkt, sizeof(mes_set_hw_res_1_pkt),
+                       offsetof(union MESAPI_SET_HW_RESOURCES_1, api_status));
+}
+
+static void mes_v12_1_set_gfx_hqd_mask(union MESAPI_SET_HW_RESOURCES *pkt)
+{
+       /*
+        * GFX V12 has only one GFX pipe, but 8 queues in it.
+        * GFX pipe 0 queue 0 is being used by Kernel queue.
+        * Set GFX pipe 0 queue 1-7 for MES scheduling
+        * mask = 1111 1110b
+        */
+       pkt->gfx_hqd_mask[0] = 0xFE;
+}
+
+static int mes_v12_1_set_hw_resources(struct amdgpu_mes *mes,
+                                       int pipe, int xcc_id)
+{
+       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];
+
+               mes_v12_1_set_gfx_hqd_mask(&mes_set_hw_res_pkt);
+
+               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 + pipe * AMDGPU_MES_LOG_BUFFER_SIZE;
+       }
+
+       if (adev->enforce_isolation[0] == AMDGPU_ENFORCE_ISOLATION_ENABLE)
+               mes_set_hw_res_pkt.limit_single_process = 1;
+
+       return mes_v12_1_submit_pkt_and_poll_completion(mes, xcc_id, pipe,
+                       &mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
+                       offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
+}
+
+static void mes_v12_1_init_aggregated_doorbell(struct amdgpu_mes *mes,
+                                                int xcc_id)
+{
+       struct amdgpu_device *adev = mes->adev;
+       uint32_t data;
+
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_DOORBELL_CONTROL1, data);
+
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_DOORBELL_CONTROL2, data);
+
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_DOORBELL_CONTROL3, data);
+
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_DOORBELL_CONTROL4, data);
+
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_DOORBELL_CONTROL5, data);
+
+       data = 1 << CP_HQD_GFX_CONTROL__DB_UPDATED_MSG_EN__SHIFT;
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_GFX_CONTROL, data);
+}
+
+
+static void mes_v12_1_enable_unmapped_doorbell_handling(
+       struct amdgpu_mes *mes, bool enable, int xcc_id)
+{
+       struct amdgpu_device *adev = mes->adev;
+       uint32_t data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_UNMAPPED_DOORBELL, data);
+}
+
+#if 0
+static int mes_v12_1_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_1_submit_pkt_and_poll_completion(mes,
+                       input->xcc_id, pipe,
+                       &mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
+                       offsetof(union MESAPI__RESET, api_status));
+}
+#endif
+
+static const struct amdgpu_mes_funcs mes_v12_1_funcs = {
+       .add_hw_queue = mes_v12_1_add_hw_queue,
+       .remove_hw_queue = mes_v12_1_remove_hw_queue,
+       .map_legacy_queue = mes_v12_1_map_legacy_queue,
+       .unmap_legacy_queue = mes_v12_1_unmap_legacy_queue,
+       .suspend_gang = mes_v12_1_suspend_gang,
+       .resume_gang = mes_v12_1_resume_gang,
+       .misc_op = mes_v12_1_misc_op,
+       .reset_hw_queue = mes_v12_1_reset_hw_queue,
+};
+
+static int mes_v12_1_allocate_ucode_buffer(struct amdgpu_device *adev,
+                                            enum amdgpu_mes_pipe pipe,
+                                            int xcc_id)
+{
+       int r, inst = MES_PIPE_INST(xcc_id, pipe);
+       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[inst],
+                                     &adev->mes.ucode_fw_gpu_addr[inst],
+                                     (void **)&adev->mes.ucode_fw_ptr[inst]);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to create mes fw bo\n", r);
+               return r;
+       }
+
+       memcpy(adev->mes.ucode_fw_ptr[inst], fw_data, fw_size);
+
+       amdgpu_bo_kunmap(adev->mes.ucode_fw_obj[inst]);
+       amdgpu_bo_unreserve(adev->mes.ucode_fw_obj[inst]);
+
+       return 0;
+}
+
+static int mes_v12_1_allocate_ucode_data_buffer(struct amdgpu_device *adev,
+                                                 enum amdgpu_mes_pipe pipe,
+                                                 int xcc_id)
+{
+       int r, inst = MES_PIPE_INST(xcc_id, pipe);
+       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[inst],
+                                     &adev->mes.data_fw_gpu_addr[inst],
+                                     (void **)&adev->mes.data_fw_ptr[inst]);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to create mes data fw bo\n", r);
+               return r;
+       }
+
+       memcpy(adev->mes.data_fw_ptr[inst], fw_data, fw_size);
+
+       amdgpu_bo_kunmap(adev->mes.data_fw_obj[inst]);
+       amdgpu_bo_unreserve(adev->mes.data_fw_obj[inst]);
+
+       return 0;
+}
+
+static void mes_v12_1_free_ucode_buffers(struct amdgpu_device *adev,
+                                          enum amdgpu_mes_pipe pipe,
+                                          int xcc_id)
+{
+       int inst = MES_PIPE_INST(xcc_id, pipe);
+
+       amdgpu_bo_free_kernel(&adev->mes.data_fw_obj[inst],
+                             &adev->mes.data_fw_gpu_addr[inst],
+                             (void **)&adev->mes.data_fw_ptr[inst]);
+
+       amdgpu_bo_free_kernel(&adev->mes.ucode_fw_obj[inst],
+                             &adev->mes.ucode_fw_gpu_addr[inst],
+                             (void **)&adev->mes.ucode_fw_ptr[inst]);
+}
+
+static void mes_v12_1_enable(struct amdgpu_device *adev,
+                              bool enable, int xcc_id)
+{
+       uint64_t ucode_addr;
+       uint32_t pipe, data = 0;
+
+       if (enable) {
+               data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_CNTL, data);
+
+               mutex_lock(&adev->srbm_mutex);
+               for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
+                       soc_v1_0_grbm_select(adev, 3, pipe, 0, 0,
+                                            GET_INST(GC, xcc_id));
+
+                       ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
+                       WREG32_SOC15(GC, GET_INST(GC, xcc_id),
+                                    regCP_MES_PRGRM_CNTR_START,
+                                    lower_32_bits(ucode_addr));
+                       WREG32_SOC15(GC, GET_INST(GC, xcc_id),
+                                    regCP_MES_PRGRM_CNTR_START_HI,
+                                    upper_32_bits(ucode_addr));
+               }
+               soc_v1_0_grbm_select(adev, 0, 0, 0, 0, GET_INST(GC, xcc_id));
+               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, GET_INST(GC, xcc_id), regCP_MES_CNTL, data);
+
+               if (amdgpu_emu_mode)
+                       msleep(500);
+               else if (adev->enable_uni_mes)
+                       udelay(500);
+               else
+                       udelay(50);
+       } else {
+               data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_CNTL, data);
+       }
+}
+
+static void mes_v12_1_set_ucode_start_addr(struct amdgpu_device *adev,
+                                            int xcc_id)
+{
+       uint64_t ucode_addr;
+       int pipe;
+
+       mes_v12_1_enable(adev, false, xcc_id);
+
+       mutex_lock(&adev->srbm_mutex);
+       for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
+               /* me=3, queue=0 */
+               soc_v1_0_grbm_select(adev, 3, pipe, 0, 0, GET_INST(GC, xcc_id));
+
+               /* set ucode start address */
+               ucode_addr = adev->mes.uc_start_addr[pipe] >> 2;
+               WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_PRGRM_CNTR_START,
+                               lower_32_bits(ucode_addr));
+               WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_PRGRM_CNTR_START_HI,
+                               upper_32_bits(ucode_addr));
+
+               soc_v1_0_grbm_select(adev, 0, 0, 0, 0, GET_INST(GC, xcc_id));
+       }
+       mutex_unlock(&adev->srbm_mutex);
+}
+
+/* This function is for backdoor MES firmware */
+static int mes_v12_1_load_microcode(struct amdgpu_device *adev,
+                                     enum amdgpu_mes_pipe pipe,
+                                     bool prime_icache, int xcc_id)
+{
+       int r, inst = MES_PIPE_INST(xcc_id, pipe);
+       uint32_t data;
+
+       mes_v12_1_enable(adev, false, xcc_id);
+
+       if (!adev->mes.fw[pipe])
+               return -EINVAL;
+
+       r = mes_v12_1_allocate_ucode_buffer(adev, pipe, xcc_id);
+       if (r)
+               return r;
+
+       r = mes_v12_1_allocate_ucode_data_buffer(adev, pipe, xcc_id);
+       if (r) {
+               mes_v12_1_free_ucode_buffers(adev, pipe, xcc_id);
+               return r;
+       }
+
+       mutex_lock(&adev->srbm_mutex);
+       /* me=3, pipe=0, queue=0 */
+       soc_v1_0_grbm_select(adev, 3, pipe, 0, 0, GET_INST(GC, xcc_id));
+
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_IC_BASE_CNTL, 0);
+
+       /* set ucode fimrware address */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_IC_BASE_LO,
+                    lower_32_bits(adev->mes.ucode_fw_gpu_addr[inst]));
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_IC_BASE_HI,
+                    upper_32_bits(adev->mes.ucode_fw_gpu_addr[inst]));
+
+       /* set ucode instruction cache boundary to 2M-1 */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_MIBOUND_LO, 0x1FFFFF);
+
+       /* set ucode data firmware address */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_MDBASE_LO,
+                    lower_32_bits(adev->mes.data_fw_gpu_addr[inst]));
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_MDBASE_HI,
+                    upper_32_bits(adev->mes.data_fw_gpu_addr[inst]));
+
+       /* Set data cache boundary CP_MES_MDBOUND_LO */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_MDBOUND_LO, 0x7FFFF);
+
+       if (prime_icache) {
+               /* invalidate ICACHE */
+               data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_MES_IC_OP_CNTL, data);
+
+               /* prime the ICACHE. */
+               data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_IC_OP_CNTL);
+               data = REG_SET_FIELD(data, CP_MES_IC_OP_CNTL, PRIME_ICACHE, 1);
+               WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_IC_OP_CNTL, data);
+       }
+
+       soc_v1_0_grbm_select(adev, 0, 0, 0, 0, GET_INST(GC, xcc_id));
+       mutex_unlock(&adev->srbm_mutex);
+
+       return 0;
+}
+
+static int mes_v12_1_allocate_eop_buf(struct amdgpu_device *adev,
+                                       enum amdgpu_mes_pipe pipe,
+                                       int xcc_id)
+{
+       int r, inst = MES_PIPE_INST(xcc_id, pipe);
+       u32 *eop;
+
+       r = amdgpu_bo_create_reserved(adev, MES_EOP_SIZE, PAGE_SIZE,
+                             AMDGPU_GEM_DOMAIN_GTT,
+                             &adev->mes.eop_gpu_obj[inst],
+                             &adev->mes.eop_gpu_addr[inst],
+                             (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[inst]->tbo.base.size);
+
+       amdgpu_bo_kunmap(adev->mes.eop_gpu_obj[inst]);
+       amdgpu_bo_unreserve(adev->mes.eop_gpu_obj[inst]);
+
+       return 0;
+}
+
+static int mes_v12_1_mqd_init(struct amdgpu_ring *ring)
+{
+       struct v12_1_mes_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, 0x63);
+       mqd->cp_hqd_persistent_state = tmp;
+
+       mqd->cp_hqd_ib_control = regCP_HQD_IB_CONTROL_MES_12_1_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->cp_hqd_gfx_control = BIT(15);
+
+       return 0;
+}
+
+static void mes_v12_1_queue_init_register(struct amdgpu_ring *ring,
+                                           int xcc_id)
+{
+       struct v12_1_mes_mqd *mqd = ring->mqd_ptr;
+       struct amdgpu_device *adev = ring->adev;
+       uint32_t data = 0;
+
+       mutex_lock(&adev->srbm_mutex);
+       soc_v1_0_grbm_select(adev, 3, ring->pipe, 0, 0, GET_INST(GC, xcc_id));
+
+       /* set CP_HQD_VMID.VMID = 0. */
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_VMID);
+       data = REG_SET_FIELD(data, CP_HQD_VMID, VMID, 0);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_VMID, data);
+
+       /* set CP_HQD_PQ_DOORBELL_CONTROL.DOORBELL_EN=0 */
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_DOORBELL_CONTROL);
+       data = REG_SET_FIELD(data, CP_HQD_PQ_DOORBELL_CONTROL,
+                            DOORBELL_EN, 0);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_DOORBELL_CONTROL, data);
+
+       /* set CP_MQD_BASE_ADDR/HI with the MQD base address */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
+
+       /* set CP_MQD_CONTROL.VMID=0 */
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MQD_CONTROL);
+       data = REG_SET_FIELD(data, CP_MQD_CONTROL, VMID, 0);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MQD_CONTROL, 0);
+
+       /* set CP_HQD_PQ_BASE/HI with the ring buffer base address */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
+
+       /* set CP_HQD_PQ_RPTR_REPORT_ADDR/HI */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_RPTR_REPORT_ADDR,
+                    mqd->cp_hqd_pq_rptr_report_addr_lo);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
+                    mqd->cp_hqd_pq_rptr_report_addr_hi);
+
+       /* set CP_HQD_PQ_CONTROL */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_CONTROL, mqd->cp_hqd_pq_control);
+
+       /* set CP_HQD_PQ_WPTR_POLL_ADDR/HI */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_WPTR_POLL_ADDR,
+                    mqd->cp_hqd_pq_wptr_poll_addr_lo);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_WPTR_POLL_ADDR_HI,
+                    mqd->cp_hqd_pq_wptr_poll_addr_hi);
+
+       /* set CP_HQD_PQ_DOORBELL_CONTROL */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_DOORBELL_CONTROL,
+                    mqd->cp_hqd_pq_doorbell_control);
+
+       /* set CP_HQD_PERSISTENT_STATE.PRELOAD_SIZE=0x53 */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
+
+       /* set CP_HQD_ACTIVE.ACTIVE=1 */
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_ACTIVE, mqd->cp_hqd_active);
+
+       soc_v1_0_grbm_select(adev, 0, 0, 0, 0, GET_INST(GC, xcc_id));
+       mutex_unlock(&adev->srbm_mutex);
+}
+
+static int mes_v12_1_kiq_enable_queue(struct amdgpu_device *adev, int xcc_id)
+{
+       struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id];
+       struct amdgpu_ring *kiq_ring = &adev->gfx.kiq[xcc_id].ring;
+       int r, inst = MES_PIPE_INST(xcc_id, AMDGPU_MES_SCHED_PIPE);
+
+       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[inst]);
+
+       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_1_queue_init(struct amdgpu_device *adev,
+                                 enum amdgpu_mes_pipe pipe,
+                                 int xcc_id)
+{
+       struct amdgpu_ring *ring;
+       int r;
+
+       if (!adev->enable_uni_mes && pipe == AMDGPU_MES_KIQ_PIPE)
+               ring = &adev->gfx.kiq[xcc_id].ring;
+       else
+               ring = &adev->mes.ring[MES_PIPE_INST(xcc_id, 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_1_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, xcc_id);
+               else
+                       r = mes_v12_1_kiq_enable_queue(adev, xcc_id);
+               if (r)
+                       return r;
+       } else {
+               mes_v12_1_queue_init_register(ring, xcc_id);
+       }
+
+       /* get MES scheduler/KIQ versions */
+       mutex_lock(&adev->srbm_mutex);
+       soc_v1_0_grbm_select(adev, 3, pipe, 0, 0, GET_INST(GC, xcc_id));
+
+       if (pipe == AMDGPU_MES_SCHED_PIPE)
+               adev->mes.sched_version = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_GP3_LO);
+       else if (pipe == AMDGPU_MES_KIQ_PIPE && adev->enable_mes_kiq)
+               adev->mes.kiq_version = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_MES_GP3_LO);
+
+       soc_v1_0_grbm_select(adev, 0, 0, 0, 0, GET_INST(GC, xcc_id));
+       mutex_unlock(&adev->srbm_mutex);
+
+       return 0;
+}
+
+static int mes_v12_1_ring_init(struct amdgpu_device *adev,
+                                int xcc_id, int pipe)
+{
+       struct amdgpu_ring *ring;
+       int inst = MES_PIPE_INST(xcc_id, pipe);
+
+       ring = &adev->mes.ring[inst];
+
+       ring->funcs = &mes_v12_1_ring_funcs;
+
+       ring->me = 3;
+       ring->pipe = pipe;
+       ring->queue = 0;
+       ring->xcc_id = xcc_id;
+       ring->vm_hub = AMDGPU_GFXHUB(xcc_id);
+
+       ring->ring_obj = NULL;
+       ring->use_doorbell = true;
+       ring->eop_gpu_addr = adev->mes.eop_gpu_addr[inst];
+       ring->no_scheduler = true;
+       snprintf(ring->name, sizeof(ring->name), "mes_%hhu.%hhu.%hhu.%hhu",
+                (unsigned char)xcc_id, (unsigned char)ring->me,
+                (unsigned char)ring->pipe, (unsigned char)ring->queue);
+
+       if (pipe == AMDGPU_MES_SCHED_PIPE)
+               ring->doorbell_index =
+                       (adev->doorbell_index.mes_ring0 +
+                        xcc_id * adev->doorbell_index.xcc_doorbell_range)
+                       << 1;
+       else
+               ring->doorbell_index =
+                       (adev->doorbell_index.mes_ring1 +
+                        xcc_id * adev->doorbell_index.xcc_doorbell_range)
+                       << 1;
+
+       return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
+                               AMDGPU_RING_PRIO_DEFAULT, NULL);
+}
+
+static int mes_v12_1_kiq_ring_init(struct amdgpu_device *adev, int xcc_id)
+{
+       struct amdgpu_ring *ring;
+       int inst = MES_PIPE_INST(xcc_id, AMDGPU_MES_KIQ_PIPE);
+
+       spin_lock_init(&adev->gfx.kiq[xcc_id].ring_lock);
+
+       ring = &adev->gfx.kiq[xcc_id].ring;
+
+       ring->me = 3;
+       ring->pipe = 1;
+       ring->queue = 0;
+       ring->xcc_id = xcc_id;
+       ring->vm_hub = AMDGPU_GFXHUB(xcc_id);
+
+       ring->adev = NULL;
+       ring->ring_obj = NULL;
+       ring->use_doorbell = true;
+       ring->eop_gpu_addr = adev->mes.eop_gpu_addr[inst];
+       ring->no_scheduler = true;
+       ring->doorbell_index =
+               (adev->doorbell_index.mes_ring1 +
+                xcc_id * adev->doorbell_index.xcc_doorbell_range)
+               << 1;
+
+       snprintf(ring->name, sizeof(ring->name), "mes_kiq_%hhu.%hhu.%hhu.%hhu",
+                (unsigned char)xcc_id, (unsigned char)ring->me,
+                (unsigned char)ring->pipe, (unsigned char)ring->queue);
+
+       return amdgpu_ring_init(adev, ring, 1024, NULL, 0,
+                               AMDGPU_RING_PRIO_DEFAULT, NULL);
+}
+
+static int mes_v12_1_mqd_sw_init(struct amdgpu_device *adev,
+                                  enum amdgpu_mes_pipe pipe,
+                                  int xcc_id)
+{
+       int r, mqd_size = sizeof(struct v12_1_mes_mqd);
+       struct amdgpu_ring *ring;
+       int inst = MES_PIPE_INST(xcc_id, pipe);
+
+       if (!adev->enable_uni_mes && pipe == AMDGPU_MES_KIQ_PIPE)
+               ring = &adev->gfx.kiq[xcc_id].ring;
+       else
+               ring = &adev->mes.ring[inst];
+
+       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[inst] = kmalloc(mqd_size, GFP_KERNEL);
+       if (!adev->mes.mqd_backup[inst])
+               dev_warn(adev->dev,
+                        "no memory to create MQD backup for ring %s\n",
+                        ring->name);
+
+       return 0;
+}
+
+static int mes_v12_1_sw_init(struct amdgpu_ip_block *ip_block)
+{
+       struct amdgpu_device *adev = ip_block->adev;
+       int pipe, r, xcc_id, num_xcc = NUM_XCC(adev->gfx.xcc_mask);
+
+       adev->mes.funcs = &mes_v12_1_funcs;
+       adev->mes.kiq_hw_init = &mes_v12_1_kiq_hw_init;
+       adev->mes.kiq_hw_fini = &mes_v12_1_kiq_hw_fini;
+       adev->mes.enable_legacy_queue_map = true;
+
+       adev->mes.event_log_size =
+               adev->enable_uni_mes ? (AMDGPU_MAX_MES_PIPES * AMDGPU_MES_LOG_BUFFER_SIZE * num_xcc) : AMDGPU_MES_LOG_BUFFER_SIZE;
+
+       r = amdgpu_mes_init(adev);
+       if (r)
+               return r;
+
+       for (xcc_id = 0; xcc_id < num_xcc; xcc_id++) {
+               for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
+                       r = mes_v12_1_allocate_eop_buf(adev, pipe, xcc_id);
+                       if (r)
+                               return r;
+
+                       r = mes_v12_1_mqd_sw_init(adev, pipe, xcc_id);
+                       if (r)
+                               return r;
+
+                       if (!adev->enable_uni_mes && pipe ==
+                           AMDGPU_MES_KIQ_PIPE)
+                               r = mes_v12_1_kiq_ring_init(adev, xcc_id);
+                       else
+                               r = mes_v12_1_ring_init(adev, xcc_id, pipe);
+                       if (r)
+                               return r;
+               }
+       }
+
+       return 0;
+}
+
+static int mes_v12_1_sw_fini(struct amdgpu_ip_block *ip_block)
+{
+       struct amdgpu_device *adev = ip_block->adev;
+       int pipe, inst, xcc_id, num_xcc = NUM_XCC(adev->gfx.xcc_mask);
+
+       for (xcc_id = 0; xcc_id < num_xcc; xcc_id++) {
+               for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) {
+                       inst = MES_PIPE_INST(xcc_id, pipe);
+
+                       kfree(adev->mes.mqd_backup[inst]);
+
+                       amdgpu_bo_free_kernel(&adev->mes.eop_gpu_obj[inst],
+                                             &adev->mes.eop_gpu_addr[inst],
+                                             NULL);
+                       amdgpu_ucode_release(&adev->mes.fw[inst]);
+
+                       if (adev->enable_uni_mes || pipe == AMDGPU_MES_SCHED_PIPE) {
+                               amdgpu_bo_free_kernel(&adev->mes.ring[inst].mqd_obj,
+                                                     &adev->mes.ring[inst].mqd_gpu_addr,
+                                                     &adev->mes.ring[inst].mqd_ptr);
+                               amdgpu_ring_fini(&adev->mes.ring[inst]);
+                       }
+               }
+       }
+
+       for (xcc_id = 0; xcc_id < num_xcc; xcc_id++) {
+               if (!adev->enable_uni_mes) {
+                       amdgpu_bo_free_kernel(&adev->gfx.kiq[xcc_id].ring.mqd_obj,
+                                     &adev->gfx.kiq[xcc_id].ring.mqd_gpu_addr,
+                                     &adev->gfx.kiq[xcc_id].ring.mqd_ptr);
+                       amdgpu_ring_fini(&adev->gfx.kiq[xcc_id].ring);
+               }
+
+               if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+                       mes_v12_1_free_ucode_buffers(adev,
+                                      AMDGPU_MES_KIQ_PIPE, xcc_id);
+                       mes_v12_1_free_ucode_buffers(adev,
+                                      AMDGPU_MES_SCHED_PIPE, xcc_id);
+               }
+       }
+
+       amdgpu_mes_fini(adev);
+       return 0;
+}
+
+static void mes_v12_1_kiq_dequeue_sched(struct amdgpu_device *adev,
+                                         int xcc_id)
+{
+       uint32_t data;
+       int i;
+
+       mutex_lock(&adev->srbm_mutex);
+       soc_v1_0_grbm_select(adev, 3, AMDGPU_MES_SCHED_PIPE, 0, 0,
+                            GET_INST(GC, xcc_id));
+
+       /* disable the queue if it's active */
+       if (RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_ACTIVE) & 1) {
+               WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_DEQUEUE_REQUEST, 1);
+               for (i = 0; i < adev->usec_timeout; i++) {
+                       if (!(RREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_ACTIVE) & 1))
+                               break;
+                       udelay(1);
+               }
+       }
+       data = RREG32_SOC15(GC, GET_INST(GC, xcc_id), 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, GET_INST(GC, xcc_id), regCP_HQD_PQ_DOORBELL_CONTROL, data);
+
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_DOORBELL_CONTROL, 0);
+
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_WPTR_LO, 0);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_WPTR_HI, 0);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regCP_HQD_PQ_RPTR, 0);
+
+       soc_v1_0_grbm_select(adev, 0, 0, 0, 0, GET_INST(GC, xcc_id));
+       mutex_unlock(&adev->srbm_mutex);
+
+       adev->mes.ring[MES_PIPE_INST(xcc_id, 0)].sched.ready = false;
+}
+
+static void mes_v12_1_kiq_setting(struct amdgpu_ring *ring, int xcc_id)
+{
+       uint32_t tmp;
+       struct amdgpu_device *adev = ring->adev;
+
+       /* tell RLC which is KIQ queue */
+       tmp = RREG32_SOC15(GC, GET_INST(GC, xcc_id), regRLC_CP_SCHEDULERS);
+       tmp &= 0xffffff00;
+       tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regRLC_CP_SCHEDULERS, tmp);
+       tmp |= 0x80;
+       WREG32_SOC15(GC, GET_INST(GC, xcc_id), regRLC_CP_SCHEDULERS, tmp);
+}
+
+static int mes_v12_1_kiq_hw_init(struct amdgpu_device *adev, uint32_t xcc_id)
+{
+       int inst = MES_PIPE_INST(xcc_id, AMDGPU_MES_KIQ_PIPE);
+       int r = 0;
+       struct amdgpu_ip_block *ip_block;
+
+       if (adev->enable_uni_mes)
+               mes_v12_1_kiq_setting(&adev->mes.ring[inst], xcc_id);
+       else
+               mes_v12_1_kiq_setting(&adev->gfx.kiq[xcc_id].ring, xcc_id);
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+
+               r = mes_v12_1_load_microcode(adev, AMDGPU_MES_SCHED_PIPE,
+                                              false, xcc_id);
+               if (r) {
+                       DRM_ERROR("failed to load MES fw, r=%d\n", r);
+                       return r;
+               }
+
+               r = mes_v12_1_load_microcode(adev, AMDGPU_MES_KIQ_PIPE,
+                                              true, xcc_id);
+               if (r) {
+                       DRM_ERROR("failed to load MES kiq fw, r=%d\n", r);
+                       return r;
+               }
+
+               mes_v12_1_set_ucode_start_addr(adev, xcc_id);
+
+       } else if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO)
+               mes_v12_1_set_ucode_start_addr(adev, xcc_id);
+
+       mes_v12_1_enable(adev, true, xcc_id);
+
+       ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_MES);
+       if (unlikely(!ip_block)) {
+               dev_err(adev->dev, "Failed to get MES handle\n");
+               return -EINVAL;
+       }
+
+       r = mes_v12_1_queue_init(adev, AMDGPU_MES_KIQ_PIPE, xcc_id);
+       if (r)
+               goto failure;
+
+       if (adev->enable_uni_mes) {
+               r = mes_v12_1_set_hw_resources(&adev->mes,
+                                                AMDGPU_MES_KIQ_PIPE, xcc_id);
+               if (r)
+                       goto failure;
+
+               mes_v12_1_set_hw_resources_1(&adev->mes,
+                                              AMDGPU_MES_KIQ_PIPE, xcc_id);
+       }
+
+       if (adev->mes.enable_legacy_queue_map) {
+               r = mes_v12_1_hw_init(ip_block);
+               if (r)
+                       goto failure;
+       }
+
+       return r;
+
+failure:
+       mes_v12_1_hw_fini(ip_block);
+       return r;
+}
+
+static int mes_v12_1_kiq_hw_fini(struct amdgpu_device *adev, uint32_t xcc_id)
+{
+       int inst = MES_PIPE_INST(xcc_id, AMDGPU_MES_SCHED_PIPE);
+
+       if (adev->mes.ring[inst].sched.ready) {
+               if (adev->enable_uni_mes)
+                       amdgpu_mes_unmap_legacy_queue(adev,
+                                     &adev->mes.ring[inst],
+                                     RESET_QUEUES, 0, 0, xcc_id);
+               else
+                       mes_v12_1_kiq_dequeue_sched(adev, xcc_id);
+
+               adev->mes.ring[inst].sched.ready = false;
+       }
+
+       mes_v12_1_enable(adev, false, xcc_id);
+
+       return 0;
+}
+
+static int mes_v12_1_xcc_hw_init(struct amdgpu_ip_block *ip_block, int xcc_id)
+{
+       int r;
+       struct amdgpu_device *adev = ip_block->adev;
+
+       if (adev->mes.ring[MES_PIPE_INST(xcc_id, 0)].sched.ready)
+               goto out;
+
+       if (!adev->enable_mes_kiq) {
+               if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+                       r = mes_v12_1_load_microcode(adev,
+                                      AMDGPU_MES_SCHED_PIPE, true, xcc_id);
+                       if (r) {
+                               DRM_ERROR("failed to MES fw, r=%d\n", r);
+                               return r;
+                       }
+
+                       mes_v12_1_set_ucode_start_addr(adev, xcc_id);
+
+               } else if (adev->firmware.load_type ==
+                          AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
+
+                       mes_v12_1_set_ucode_start_addr(adev, xcc_id);
+               }
+
+               mes_v12_1_enable(adev, true, xcc_id);
+       }
+
+       /* Enable the MES to handle doorbell ring on unmapped queue */
+       mes_v12_1_enable_unmapped_doorbell_handling(&adev->mes, true, xcc_id);
+
+       r = mes_v12_1_queue_init(adev, AMDGPU_MES_SCHED_PIPE, xcc_id);
+       if (r)
+               goto failure;
+
+       r = mes_v12_1_set_hw_resources(&adev->mes,
+                                        AMDGPU_MES_SCHED_PIPE, xcc_id);
+       if (r)
+               goto failure;
+
+       if (adev->enable_uni_mes)
+               mes_v12_1_set_hw_resources_1(&adev->mes,
+                                              AMDGPU_MES_SCHED_PIPE, xcc_id);
+
+       mes_v12_1_init_aggregated_doorbell(&adev->mes, xcc_id);
+
+       r = mes_v12_1_query_sched_status(&adev->mes,
+                                          AMDGPU_MES_SCHED_PIPE, xcc_id);
+       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[xcc_id].ring.sched.ready = false;
+       adev->mes.ring[MES_PIPE_INST(xcc_id, 0)].sched.ready = true;
+
+       return 0;
+
+failure:
+       mes_v12_1_hw_fini(ip_block);
+       return r;
+}
+
+static int mes_v12_1_hw_init(struct amdgpu_ip_block *ip_block)
+{
+       struct amdgpu_device *adev = ip_block->adev;
+       int r, xcc_id, num_xcc = NUM_XCC(adev->gfx.xcc_mask);
+
+       for (xcc_id = 0; xcc_id < num_xcc; xcc_id++) {
+               r = mes_v12_1_xcc_hw_init(ip_block, xcc_id);
+               if (r)
+                       return r;
+       }
+
+       return 0;
+}
+
+static int mes_v12_1_hw_fini(struct amdgpu_ip_block *ip_block)
+{
+       return 0;
+}
+
+static int mes_v12_1_suspend(struct amdgpu_ip_block *ip_block)
+{
+       int r;
+
+       r = amdgpu_mes_suspend(ip_block->adev);
+       if (r)
+               return r;
+
+       return mes_v12_1_hw_fini(ip_block);
+}
+
+static int mes_v12_1_resume(struct amdgpu_ip_block *ip_block)
+{
+       int r;
+
+       r = mes_v12_1_hw_init(ip_block);
+       if (r)
+               return r;
+
+       return amdgpu_mes_resume(ip_block->adev);
+}
+
+static int mes_v12_1_early_init(struct amdgpu_ip_block *ip_block)
+{
+       struct amdgpu_device *adev = ip_block->adev;
+       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 const struct amd_ip_funcs mes_v12_1_ip_funcs = {
+       .name = "mes_v12_1",
+       .early_init = mes_v12_1_early_init,
+       .late_init = NULL,
+       .sw_init = mes_v12_1_sw_init,
+       .sw_fini = mes_v12_1_sw_fini,
+       .hw_init = mes_v12_1_hw_init,
+       .hw_fini = mes_v12_1_hw_fini,
+       .suspend = mes_v12_1_suspend,
+       .resume = mes_v12_1_resume,
+};
+
+const struct amdgpu_ip_block_version mes_v12_1_ip_block = {
+       .type = AMD_IP_BLOCK_TYPE_MES,
+       .major = 12,
+       .minor = 1,
+       .rev = 0,
+       .funcs = &mes_v12_1_ip_funcs,
+};
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v12_1.h b/drivers/gpu/drm/amd/amdgpu/mes_v12_1.h
new file mode 100644 (file)
index 0000000..cfc048f
--- /dev/null
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2025 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.
+ *
+ */
+
+#ifndef __MES_V12_1_H__
+#define __MES_V12_1_H__
+
+extern const struct amdgpu_ip_block_version mes_v12_1_ip_block;
+
+#endif