Leftover from the MES self tests that were removed previously.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 800 ------------------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h |  41 --
 2 files changed, 841 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index ca076306adba4..6f5e272d7ded3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -39,42 +39,6 @@ int amdgpu_mes_doorbell_process_slice(struct amdgpu_device 
*adev)
                       PAGE_SIZE);
 }
 
-static int amdgpu_mes_kernel_doorbell_get(struct amdgpu_device *adev,
-                                        int ip_type, uint64_t *doorbell_index)
-{
-       unsigned int offset, found;
-       struct amdgpu_mes *mes = &adev->mes;
-
-       if (ip_type == AMDGPU_RING_TYPE_SDMA)
-               offset = adev->doorbell_index.sdma_engine[0];
-       else
-               offset = 0;
-
-       found = find_next_zero_bit(mes->doorbell_bitmap, mes->num_mes_dbs, 
offset);
-       if (found >= mes->num_mes_dbs) {
-               DRM_WARN("No doorbell available\n");
-               return -ENOSPC;
-       }
-
-       set_bit(found, mes->doorbell_bitmap);
-
-       /* Get the absolute doorbell index on BAR */
-       *doorbell_index = mes->db_start_dw_offset + found * 2;
-       return 0;
-}
-
-static void amdgpu_mes_kernel_doorbell_free(struct amdgpu_device *adev,
-                                          uint32_t doorbell_index)
-{
-       unsigned int old, rel_index;
-       struct amdgpu_mes *mes = &adev->mes;
-
-       /* Find the relative index of the doorbell in this object */
-       rel_index = (doorbell_index - mes->db_start_dw_offset) / 2;
-       old = test_and_clear_bit(rel_index, mes->doorbell_bitmap);
-       WARN_ON(!old);
-}
-
 static int amdgpu_mes_doorbell_init(struct amdgpu_device *adev)
 {
        int i;
@@ -243,244 +207,6 @@ void amdgpu_mes_fini(struct amdgpu_device *adev)
        mutex_destroy(&adev->mes.mutex_hidden);
 }
 
-static void amdgpu_mes_queue_free_mqd(struct amdgpu_mes_queue *q)
-{
-       amdgpu_bo_free_kernel(&q->mqd_obj,
-                             &q->mqd_gpu_addr,
-                             &q->mqd_cpu_ptr);
-}
-
-int amdgpu_mes_create_process(struct amdgpu_device *adev, int pasid,
-                             struct amdgpu_vm *vm)
-{
-       struct amdgpu_mes_process *process;
-       int r;
-
-       /* allocate the mes process buffer */
-       process = kzalloc(sizeof(struct amdgpu_mes_process), GFP_KERNEL);
-       if (!process) {
-               DRM_ERROR("no more memory to create mes process\n");
-               return -ENOMEM;
-       }
-
-       /* allocate the process context bo and map it */
-       r = amdgpu_bo_create_kernel(adev, AMDGPU_MES_PROC_CTX_SIZE, PAGE_SIZE,
-                                   AMDGPU_GEM_DOMAIN_GTT,
-                                   &process->proc_ctx_bo,
-                                   &process->proc_ctx_gpu_addr,
-                                   &process->proc_ctx_cpu_ptr);
-       if (r) {
-               DRM_ERROR("failed to allocate process context bo\n");
-               goto clean_up_memory;
-       }
-       memset(process->proc_ctx_cpu_ptr, 0, AMDGPU_MES_PROC_CTX_SIZE);
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-
-       /* add the mes process to idr list */
-       r = idr_alloc(&adev->mes.pasid_idr, process, pasid, pasid + 1,
-                     GFP_KERNEL);
-       if (r < 0) {
-               DRM_ERROR("failed to lock pasid=%d\n", pasid);
-               goto clean_up_ctx;
-       }
-
-       INIT_LIST_HEAD(&process->gang_list);
-       process->vm = vm;
-       process->pasid = pasid;
-       process->process_quantum = adev->mes.default_process_quantum;
-       process->pd_gpu_addr = amdgpu_bo_gpu_offset(vm->root.bo);
-
-       amdgpu_mes_unlock(&adev->mes);
-       return 0;
-
-clean_up_ctx:
-       amdgpu_mes_unlock(&adev->mes);
-       amdgpu_bo_free_kernel(&process->proc_ctx_bo,
-                             &process->proc_ctx_gpu_addr,
-                             &process->proc_ctx_cpu_ptr);
-clean_up_memory:
-       kfree(process);
-       return r;
-}
-
-void amdgpu_mes_destroy_process(struct amdgpu_device *adev, int pasid)
-{
-       struct amdgpu_mes_process *process;
-       struct amdgpu_mes_gang *gang, *tmp1;
-       struct amdgpu_mes_queue *queue, *tmp2;
-       struct mes_remove_queue_input queue_input;
-       unsigned long flags;
-       int r;
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-
-       process = idr_find(&adev->mes.pasid_idr, pasid);
-       if (!process) {
-               DRM_WARN("pasid %d doesn't exist\n", pasid);
-               amdgpu_mes_unlock(&adev->mes);
-               return;
-       }
-
-       /* Remove all queues from hardware */
-       list_for_each_entry_safe(gang, tmp1, &process->gang_list, list) {
-               list_for_each_entry_safe(queue, tmp2, &gang->queue_list, list) {
-                       spin_lock_irqsave(&adev->mes.queue_id_lock, flags);
-                       idr_remove(&adev->mes.queue_id_idr, queue->queue_id);
-                       spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-
-                       queue_input.doorbell_offset = queue->doorbell_off;
-                       queue_input.gang_context_addr = gang->gang_ctx_gpu_addr;
-
-                       r = adev->mes.funcs->remove_hw_queue(&adev->mes,
-                                                            &queue_input);
-                       if (r)
-                               DRM_WARN("failed to remove hardware queue\n");
-               }
-
-               idr_remove(&adev->mes.gang_id_idr, gang->gang_id);
-       }
-
-       idr_remove(&adev->mes.pasid_idr, pasid);
-       amdgpu_mes_unlock(&adev->mes);
-
-       /* free all memory allocated by the process */
-       list_for_each_entry_safe(gang, tmp1, &process->gang_list, list) {
-               /* free all queues in the gang */
-               list_for_each_entry_safe(queue, tmp2, &gang->queue_list, list) {
-                       amdgpu_mes_queue_free_mqd(queue);
-                       list_del(&queue->list);
-                       kfree(queue);
-               }
-               amdgpu_bo_free_kernel(&gang->gang_ctx_bo,
-                                     &gang->gang_ctx_gpu_addr,
-                                     &gang->gang_ctx_cpu_ptr);
-               list_del(&gang->list);
-               kfree(gang);
-
-       }
-       amdgpu_bo_free_kernel(&process->proc_ctx_bo,
-                             &process->proc_ctx_gpu_addr,
-                             &process->proc_ctx_cpu_ptr);
-       kfree(process);
-}
-
-int amdgpu_mes_add_gang(struct amdgpu_device *adev, int pasid,
-                       struct amdgpu_mes_gang_properties *gprops,
-                       int *gang_id)
-{
-       struct amdgpu_mes_process *process;
-       struct amdgpu_mes_gang *gang;
-       int r;
-
-       /* allocate the mes gang buffer */
-       gang = kzalloc(sizeof(struct amdgpu_mes_gang), GFP_KERNEL);
-       if (!gang) {
-               return -ENOMEM;
-       }
-
-       /* allocate the gang context bo and map it to cpu space */
-       r = amdgpu_bo_create_kernel(adev, AMDGPU_MES_GANG_CTX_SIZE, PAGE_SIZE,
-                                   AMDGPU_GEM_DOMAIN_GTT,
-                                   &gang->gang_ctx_bo,
-                                   &gang->gang_ctx_gpu_addr,
-                                   &gang->gang_ctx_cpu_ptr);
-       if (r) {
-               DRM_ERROR("failed to allocate process context bo\n");
-               goto clean_up_mem;
-       }
-       memset(gang->gang_ctx_cpu_ptr, 0, AMDGPU_MES_GANG_CTX_SIZE);
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-
-       process = idr_find(&adev->mes.pasid_idr, pasid);
-       if (!process) {
-               DRM_ERROR("pasid %d doesn't exist\n", pasid);
-               r = -EINVAL;
-               goto clean_up_ctx;
-       }
-
-       /* add the mes gang to idr list */
-       r = idr_alloc(&adev->mes.gang_id_idr, gang, 1, 0,
-                     GFP_KERNEL);
-       if (r < 0) {
-               DRM_ERROR("failed to allocate idr for gang\n");
-               goto clean_up_ctx;
-       }
-
-       gang->gang_id = r;
-       *gang_id = r;
-
-       INIT_LIST_HEAD(&gang->queue_list);
-       gang->process = process;
-       gang->priority = gprops->priority;
-       gang->gang_quantum = gprops->gang_quantum ?
-               gprops->gang_quantum : adev->mes.default_gang_quantum;
-       gang->global_priority_level = gprops->global_priority_level;
-       gang->inprocess_gang_priority = gprops->inprocess_gang_priority;
-       list_add_tail(&gang->list, &process->gang_list);
-
-       amdgpu_mes_unlock(&adev->mes);
-       return 0;
-
-clean_up_ctx:
-       amdgpu_mes_unlock(&adev->mes);
-       amdgpu_bo_free_kernel(&gang->gang_ctx_bo,
-                             &gang->gang_ctx_gpu_addr,
-                             &gang->gang_ctx_cpu_ptr);
-clean_up_mem:
-       kfree(gang);
-       return r;
-}
-
-int amdgpu_mes_remove_gang(struct amdgpu_device *adev, int gang_id)
-{
-       struct amdgpu_mes_gang *gang;
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-
-       gang = idr_find(&adev->mes.gang_id_idr, gang_id);
-       if (!gang) {
-               DRM_ERROR("gang id %d doesn't exist\n", gang_id);
-               amdgpu_mes_unlock(&adev->mes);
-               return -EINVAL;
-       }
-
-       if (!list_empty(&gang->queue_list)) {
-               DRM_ERROR("queue list is not empty\n");
-               amdgpu_mes_unlock(&adev->mes);
-               return -EBUSY;
-       }
-
-       idr_remove(&adev->mes.gang_id_idr, gang->gang_id);
-       list_del(&gang->list);
-       amdgpu_mes_unlock(&adev->mes);
-
-       amdgpu_bo_free_kernel(&gang->gang_ctx_bo,
-                             &gang->gang_ctx_gpu_addr,
-                             &gang->gang_ctx_cpu_ptr);
-
-       kfree(gang);
-
-       return 0;
-}
-
 int amdgpu_mes_suspend(struct amdgpu_device *adev)
 {
        struct mes_suspend_gang_input input;
@@ -529,241 +255,6 @@ int amdgpu_mes_resume(struct amdgpu_device *adev)
        return r;
 }
 
-static int amdgpu_mes_queue_alloc_mqd(struct amdgpu_device *adev,
-                                    struct amdgpu_mes_queue *q,
-                                    struct amdgpu_mes_queue_properties *p)
-{
-       struct amdgpu_mqd *mqd_mgr = &adev->mqds[p->queue_type];
-       u32 mqd_size = mqd_mgr->mqd_size;
-       int r;
-
-       r = amdgpu_bo_create_kernel(adev, mqd_size, PAGE_SIZE,
-                                   AMDGPU_GEM_DOMAIN_GTT,
-                                   &q->mqd_obj,
-                                   &q->mqd_gpu_addr, &q->mqd_cpu_ptr);
-       if (r) {
-               dev_warn(adev->dev, "failed to create queue mqd bo (%d)", r);
-               return r;
-       }
-       memset(q->mqd_cpu_ptr, 0, mqd_size);
-
-       r = amdgpu_bo_reserve(q->mqd_obj, false);
-       if (unlikely(r != 0))
-               goto clean_up;
-
-       return 0;
-
-clean_up:
-       amdgpu_bo_free_kernel(&q->mqd_obj,
-                             &q->mqd_gpu_addr,
-                             &q->mqd_cpu_ptr);
-       return r;
-}
-
-static void amdgpu_mes_queue_init_mqd(struct amdgpu_device *adev,
-                                    struct amdgpu_mes_queue *q,
-                                    struct amdgpu_mes_queue_properties *p)
-{
-       struct amdgpu_mqd *mqd_mgr = &adev->mqds[p->queue_type];
-       struct amdgpu_mqd_prop mqd_prop = {0};
-
-       mqd_prop.mqd_gpu_addr = q->mqd_gpu_addr;
-       mqd_prop.hqd_base_gpu_addr = p->hqd_base_gpu_addr;
-       mqd_prop.rptr_gpu_addr = p->rptr_gpu_addr;
-       mqd_prop.wptr_gpu_addr = p->wptr_gpu_addr;
-       mqd_prop.queue_size = p->queue_size;
-       mqd_prop.use_doorbell = true;
-       mqd_prop.doorbell_index = p->doorbell_off;
-       mqd_prop.eop_gpu_addr = p->eop_gpu_addr;
-       mqd_prop.hqd_pipe_priority = p->hqd_pipe_priority;
-       mqd_prop.hqd_queue_priority = p->hqd_queue_priority;
-       mqd_prop.hqd_active = false;
-
-       if (p->queue_type == AMDGPU_RING_TYPE_GFX ||
-           p->queue_type == AMDGPU_RING_TYPE_COMPUTE) {
-               mutex_lock(&adev->srbm_mutex);
-               amdgpu_gfx_select_me_pipe_q(adev, p->ring->me, p->ring->pipe, 
0, 0, 0);
-       }
-
-       mqd_mgr->init_mqd(adev, q->mqd_cpu_ptr, &mqd_prop);
-
-       if (p->queue_type == AMDGPU_RING_TYPE_GFX ||
-           p->queue_type == AMDGPU_RING_TYPE_COMPUTE) {
-               amdgpu_gfx_select_me_pipe_q(adev, 0, 0, 0, 0, 0);
-               mutex_unlock(&adev->srbm_mutex);
-       }
-
-       amdgpu_bo_unreserve(q->mqd_obj);
-}
-
-int amdgpu_mes_add_hw_queue(struct amdgpu_device *adev, int gang_id,
-                           struct amdgpu_mes_queue_properties *qprops,
-                           int *queue_id)
-{
-       struct amdgpu_mes_queue *queue;
-       struct amdgpu_mes_gang *gang;
-       struct mes_add_queue_input queue_input;
-       unsigned long flags;
-       int r;
-
-       memset(&queue_input, 0, sizeof(struct mes_add_queue_input));
-
-       /* allocate the mes queue buffer */
-       queue = kzalloc(sizeof(struct amdgpu_mes_queue), GFP_KERNEL);
-       if (!queue) {
-               DRM_ERROR("Failed to allocate memory for queue\n");
-               return -ENOMEM;
-       }
-
-       /* Allocate the queue mqd */
-       r = amdgpu_mes_queue_alloc_mqd(adev, queue, qprops);
-       if (r)
-               goto clean_up_memory;
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-
-       gang = idr_find(&adev->mes.gang_id_idr, gang_id);
-       if (!gang) {
-               DRM_ERROR("gang id %d doesn't exist\n", gang_id);
-               r = -EINVAL;
-               goto clean_up_mqd;
-       }
-
-       /* add the mes gang to idr list */
-       spin_lock_irqsave(&adev->mes.queue_id_lock, flags);
-       r = idr_alloc(&adev->mes.queue_id_idr, queue, 1, 0,
-                     GFP_ATOMIC);
-       if (r < 0) {
-               spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-               goto clean_up_mqd;
-       }
-       spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-       *queue_id = queue->queue_id = r;
-
-       /* allocate a doorbell index for the queue */
-       r = amdgpu_mes_kernel_doorbell_get(adev,
-                                         qprops->queue_type,
-                                         &qprops->doorbell_off);
-       if (r)
-               goto clean_up_queue_id;
-
-       /* initialize the queue mqd */
-       amdgpu_mes_queue_init_mqd(adev, queue, qprops);
-
-       /* add hw queue to mes */
-       queue_input.process_id = gang->process->pasid;
-
-       queue_input.page_table_base_addr =
-               adev->vm_manager.vram_base_offset + gang->process->pd_gpu_addr -
-               adev->gmc.vram_start;
-
-       queue_input.process_va_start = 0;
-       queue_input.process_va_end = adev->vm_manager.max_pfn - 1;
-       queue_input.process_quantum = gang->process->process_quantum;
-       queue_input.process_context_addr = gang->process->proc_ctx_gpu_addr;
-       queue_input.gang_quantum = gang->gang_quantum;
-       queue_input.gang_context_addr = gang->gang_ctx_gpu_addr;
-       queue_input.inprocess_gang_priority = gang->inprocess_gang_priority;
-       queue_input.gang_global_priority_level = gang->global_priority_level;
-       queue_input.doorbell_offset = qprops->doorbell_off;
-       queue_input.mqd_addr = queue->mqd_gpu_addr;
-       queue_input.wptr_addr = qprops->wptr_gpu_addr;
-       queue_input.wptr_mc_addr = qprops->wptr_mc_addr;
-       queue_input.queue_type = qprops->queue_type;
-       queue_input.paging = qprops->paging;
-       queue_input.is_kfd_process = 0;
-
-       r = adev->mes.funcs->add_hw_queue(&adev->mes, &queue_input);
-       if (r) {
-               DRM_ERROR("failed to add hardware queue to MES, 
doorbell=0x%llx\n",
-                         qprops->doorbell_off);
-               goto clean_up_doorbell;
-       }
-
-       DRM_DEBUG("MES hw queue was added, pasid=%d, gang id=%d, "
-                 "queue type=%d, doorbell=0x%llx\n",
-                 gang->process->pasid, gang_id, qprops->queue_type,
-                 qprops->doorbell_off);
-
-       queue->ring = qprops->ring;
-       queue->doorbell_off = qprops->doorbell_off;
-       queue->wptr_gpu_addr = qprops->wptr_gpu_addr;
-       queue->queue_type = qprops->queue_type;
-       queue->paging = qprops->paging;
-       queue->gang = gang;
-       queue->ring->mqd_ptr = queue->mqd_cpu_ptr;
-       list_add_tail(&queue->list, &gang->queue_list);
-
-       amdgpu_mes_unlock(&adev->mes);
-       return 0;
-
-clean_up_doorbell:
-       amdgpu_mes_kernel_doorbell_free(adev, qprops->doorbell_off);
-clean_up_queue_id:
-       spin_lock_irqsave(&adev->mes.queue_id_lock, flags);
-       idr_remove(&adev->mes.queue_id_idr, queue->queue_id);
-       spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-clean_up_mqd:
-       amdgpu_mes_unlock(&adev->mes);
-       amdgpu_mes_queue_free_mqd(queue);
-clean_up_memory:
-       kfree(queue);
-       return r;
-}
-
-int amdgpu_mes_remove_hw_queue(struct amdgpu_device *adev, int queue_id)
-{
-       unsigned long flags;
-       struct amdgpu_mes_queue *queue;
-       struct amdgpu_mes_gang *gang;
-       struct mes_remove_queue_input queue_input;
-       int r;
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-
-       /* remove the mes gang from idr list */
-       spin_lock_irqsave(&adev->mes.queue_id_lock, flags);
-
-       queue = idr_find(&adev->mes.queue_id_idr, queue_id);
-       if (!queue) {
-               spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-               amdgpu_mes_unlock(&adev->mes);
-               DRM_ERROR("queue id %d doesn't exist\n", queue_id);
-               return -EINVAL;
-       }
-
-       idr_remove(&adev->mes.queue_id_idr, queue_id);
-       spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-
-       DRM_DEBUG("try to remove queue, doorbell off = 0x%llx\n",
-                 queue->doorbell_off);
-
-       gang = queue->gang;
-       queue_input.doorbell_offset = queue->doorbell_off;
-       queue_input.gang_context_addr = gang->gang_ctx_gpu_addr;
-
-       r = adev->mes.funcs->remove_hw_queue(&adev->mes, &queue_input);
-       if (r)
-               DRM_ERROR("failed to remove hardware queue, queue id = %d\n",
-                         queue_id);
-
-       list_del(&queue->list);
-       amdgpu_mes_kernel_doorbell_free(adev, queue->doorbell_off);
-       amdgpu_mes_unlock(&adev->mes);
-
-       amdgpu_mes_queue_free_mqd(queue);
-       kfree(queue);
-       return 0;
-}
-
 int amdgpu_mes_reset_hw_queue(struct amdgpu_device *adev, int queue_id)
 {
        unsigned long flags;
@@ -1077,25 +568,6 @@ int amdgpu_mes_flush_shader_debugger(struct amdgpu_device 
*adev,
        return r;
 }
 
-static void
-amdgpu_mes_ring_to_queue_props(struct amdgpu_device *adev,
-                              struct amdgpu_ring *ring,
-                              struct amdgpu_mes_queue_properties *props)
-{
-       props->queue_type = ring->funcs->type;
-       props->hqd_base_gpu_addr = ring->gpu_addr;
-       props->rptr_gpu_addr = ring->rptr_gpu_addr;
-       props->wptr_gpu_addr = ring->wptr_gpu_addr;
-       props->wptr_mc_addr =
-               ring->mes_ctx->meta_data_mc_addr + ring->wptr_offs;
-       props->queue_size = ring->ring_size;
-       props->eop_gpu_addr = ring->eop_gpu_addr;
-       props->hqd_pipe_priority = AMDGPU_GFX_PIPE_PRIO_NORMAL;
-       props->hqd_queue_priority = AMDGPU_GFX_QUEUE_PRIORITY_MINIMUM;
-       props->paging = false;
-       props->ring = ring;
-}
-
 #define DEFINE_AMDGPU_MES_CTX_GET_OFFS_ENG(_eng)                       \
 do {                                                                   \
        if (id_offs < AMDGPU_MES_CTX_MAX_OFFS)                          \
@@ -1132,284 +604,12 @@ int amdgpu_mes_ctx_get_offs(struct amdgpu_ring *ring, 
unsigned int id_offs)
        return -EINVAL;
 }
 
-int amdgpu_mes_add_ring(struct amdgpu_device *adev, int gang_id,
-                       int queue_type, int idx,
-                       struct amdgpu_mes_ctx_data *ctx_data,
-                       struct amdgpu_ring **out)
-{
-       struct amdgpu_ring *ring;
-       struct amdgpu_mes_gang *gang;
-       struct amdgpu_mes_queue_properties qprops = {0};
-       int r, queue_id, pasid;
-
-       /*
-        * Avoid taking any other locks under MES lock to avoid circular
-        * lock dependencies.
-        */
-       amdgpu_mes_lock(&adev->mes);
-       gang = idr_find(&adev->mes.gang_id_idr, gang_id);
-       if (!gang) {
-               DRM_ERROR("gang id %d doesn't exist\n", gang_id);
-               amdgpu_mes_unlock(&adev->mes);
-               return -EINVAL;
-       }
-       pasid = gang->process->pasid;
-
-       ring = kzalloc(sizeof(struct amdgpu_ring), GFP_KERNEL);
-       if (!ring) {
-               amdgpu_mes_unlock(&adev->mes);
-               return -ENOMEM;
-       }
-
-       ring->ring_obj = NULL;
-       ring->use_doorbell = true;
-       ring->is_mes_queue = true;
-       ring->mes_ctx = ctx_data;
-       ring->idx = idx;
-       ring->no_scheduler = true;
-
-       if (queue_type == AMDGPU_RING_TYPE_COMPUTE) {
-               int offset = offsetof(struct amdgpu_mes_ctx_meta_data,
-                                     compute[ring->idx].mec_hpd);
-               ring->eop_gpu_addr =
-                       amdgpu_mes_ctx_get_offs_gpu_addr(ring, offset);
-       }
-
-       switch (queue_type) {
-       case AMDGPU_RING_TYPE_GFX:
-               ring->funcs = adev->gfx.gfx_ring[0].funcs;
-               ring->me = adev->gfx.gfx_ring[0].me;
-               ring->pipe = adev->gfx.gfx_ring[0].pipe;
-               break;
-       case AMDGPU_RING_TYPE_COMPUTE:
-               ring->funcs = adev->gfx.compute_ring[0].funcs;
-               ring->me = adev->gfx.compute_ring[0].me;
-               ring->pipe = adev->gfx.compute_ring[0].pipe;
-               break;
-       case AMDGPU_RING_TYPE_SDMA:
-               ring->funcs = adev->sdma.instance[0].ring.funcs;
-               break;
-       default:
-               BUG();
-       }
-
-       r = amdgpu_ring_init(adev, ring, 1024, NULL, 0,
-                            AMDGPU_RING_PRIO_DEFAULT, NULL);
-       if (r) {
-               amdgpu_mes_unlock(&adev->mes);
-               goto clean_up_memory;
-       }
-
-       amdgpu_mes_ring_to_queue_props(adev, ring, &qprops);
-
-       dma_fence_wait(gang->process->vm->last_update, false);
-       dma_fence_wait(ctx_data->meta_data_va->last_pt_update, false);
-       amdgpu_mes_unlock(&adev->mes);
-
-       r = amdgpu_mes_add_hw_queue(adev, gang_id, &qprops, &queue_id);
-       if (r)
-               goto clean_up_ring;
-
-       ring->hw_queue_id = queue_id;
-       ring->doorbell_index = qprops.doorbell_off;
-
-       if (queue_type == AMDGPU_RING_TYPE_GFX)
-               sprintf(ring->name, "gfx_%d.%d.%d", pasid, gang_id, queue_id);
-       else if (queue_type == AMDGPU_RING_TYPE_COMPUTE)
-               sprintf(ring->name, "compute_%d.%d.%d", pasid, gang_id,
-                       queue_id);
-       else if (queue_type == AMDGPU_RING_TYPE_SDMA)
-               sprintf(ring->name, "sdma_%d.%d.%d", pasid, gang_id,
-                       queue_id);
-       else
-               BUG();
-
-       *out = ring;
-       return 0;
-
-clean_up_ring:
-       amdgpu_ring_fini(ring);
-clean_up_memory:
-       kfree(ring);
-       return r;
-}
-
-void amdgpu_mes_remove_ring(struct amdgpu_device *adev,
-                           struct amdgpu_ring *ring)
-{
-       if (!ring)
-               return;
-
-       amdgpu_mes_remove_hw_queue(adev, ring->hw_queue_id);
-       del_timer_sync(&ring->fence_drv.fallback_timer);
-       amdgpu_ring_fini(ring);
-       kfree(ring);
-}
-
 uint32_t amdgpu_mes_get_aggregated_doorbell_index(struct amdgpu_device *adev,
                                                   enum 
amdgpu_mes_priority_level prio)
 {
        return adev->mes.aggregated_doorbells[prio];
 }
 
-int amdgpu_mes_ctx_alloc_meta_data(struct amdgpu_device *adev,
-                                  struct amdgpu_mes_ctx_data *ctx_data)
-{
-       int r;
-
-       r = amdgpu_bo_create_kernel(adev,
-                           sizeof(struct amdgpu_mes_ctx_meta_data),
-                           PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
-                           &ctx_data->meta_data_obj,
-                           &ctx_data->meta_data_mc_addr,
-                           &ctx_data->meta_data_ptr);
-       if (r) {
-               dev_warn(adev->dev, "(%d) create CTX bo failed\n", r);
-               return r;
-       }
-
-       if (!ctx_data->meta_data_obj)
-               return -ENOMEM;
-
-       memset(ctx_data->meta_data_ptr, 0,
-              sizeof(struct amdgpu_mes_ctx_meta_data));
-
-       return 0;
-}
-
-void amdgpu_mes_ctx_free_meta_data(struct amdgpu_mes_ctx_data *ctx_data)
-{
-       if (ctx_data->meta_data_obj)
-               amdgpu_bo_free_kernel(&ctx_data->meta_data_obj,
-                                     &ctx_data->meta_data_mc_addr,
-                                     &ctx_data->meta_data_ptr);
-}
-
-int amdgpu_mes_ctx_map_meta_data(struct amdgpu_device *adev,
-                                struct amdgpu_vm *vm,
-                                struct amdgpu_mes_ctx_data *ctx_data)
-{
-       struct amdgpu_bo_va *bo_va;
-       struct amdgpu_sync sync;
-       struct drm_exec exec;
-       int r;
-
-       amdgpu_sync_create(&sync);
-
-       drm_exec_init(&exec, 0, 0);
-       drm_exec_until_all_locked(&exec) {
-               r = drm_exec_lock_obj(&exec,
-                                     &ctx_data->meta_data_obj->tbo.base);
-               drm_exec_retry_on_contention(&exec);
-               if (unlikely(r))
-                       goto error_fini_exec;
-
-               r = amdgpu_vm_lock_pd(vm, &exec, 0);
-               drm_exec_retry_on_contention(&exec);
-               if (unlikely(r))
-                       goto error_fini_exec;
-       }
-
-       bo_va = amdgpu_vm_bo_add(adev, vm, ctx_data->meta_data_obj);
-       if (!bo_va) {
-               DRM_ERROR("failed to create bo_va for meta data BO\n");
-               r = -ENOMEM;
-               goto error_fini_exec;
-       }
-
-       r = amdgpu_vm_bo_map(adev, bo_va, ctx_data->meta_data_gpu_addr, 0,
-                            sizeof(struct amdgpu_mes_ctx_meta_data),
-                            AMDGPU_PTE_READABLE | AMDGPU_PTE_WRITEABLE |
-                            AMDGPU_PTE_EXECUTABLE);
-
-       if (r) {
-               DRM_ERROR("failed to do bo_map on meta data, err=%d\n", r);
-               goto error_del_bo_va;
-       }
-
-       r = amdgpu_vm_bo_update(adev, bo_va, false);
-       if (r) {
-               DRM_ERROR("failed to do vm_bo_update on meta data\n");
-               goto error_del_bo_va;
-       }
-       amdgpu_sync_fence(&sync, bo_va->last_pt_update);
-
-       r = amdgpu_vm_update_pdes(adev, vm, false);
-       if (r) {
-               DRM_ERROR("failed to update pdes on meta data\n");
-               goto error_del_bo_va;
-       }
-       amdgpu_sync_fence(&sync, vm->last_update);
-
-       amdgpu_sync_wait(&sync, false);
-       drm_exec_fini(&exec);
-
-       amdgpu_sync_free(&sync);
-       ctx_data->meta_data_va = bo_va;
-       return 0;
-
-error_del_bo_va:
-       amdgpu_vm_bo_del(adev, bo_va);
-
-error_fini_exec:
-       drm_exec_fini(&exec);
-       amdgpu_sync_free(&sync);
-       return r;
-}
-
-int amdgpu_mes_ctx_unmap_meta_data(struct amdgpu_device *adev,
-                                  struct amdgpu_mes_ctx_data *ctx_data)
-{
-       struct amdgpu_bo_va *bo_va = ctx_data->meta_data_va;
-       struct amdgpu_bo *bo = ctx_data->meta_data_obj;
-       struct amdgpu_vm *vm = bo_va->base.vm;
-       struct dma_fence *fence;
-       struct drm_exec exec;
-       long r;
-
-       drm_exec_init(&exec, 0, 0);
-       drm_exec_until_all_locked(&exec) {
-               r = drm_exec_lock_obj(&exec,
-                                     &ctx_data->meta_data_obj->tbo.base);
-               drm_exec_retry_on_contention(&exec);
-               if (unlikely(r))
-                       goto out_unlock;
-
-               r = amdgpu_vm_lock_pd(vm, &exec, 0);
-               drm_exec_retry_on_contention(&exec);
-               if (unlikely(r))
-                       goto out_unlock;
-       }
-
-       amdgpu_vm_bo_del(adev, bo_va);
-       if (!amdgpu_vm_ready(vm))
-               goto out_unlock;
-
-       r = dma_resv_get_singleton(bo->tbo.base.resv, DMA_RESV_USAGE_BOOKKEEP,
-                                  &fence);
-       if (r)
-               goto out_unlock;
-       if (fence) {
-               amdgpu_bo_fence(bo, fence, true);
-               fence = NULL;
-       }
-
-       r = amdgpu_vm_clear_freed(adev, vm, &fence);
-       if (r || !fence)
-               goto out_unlock;
-
-       dma_fence_wait(fence, false);
-       amdgpu_bo_fence(bo, fence, true);
-       dma_fence_put(fence);
-
-out_unlock:
-       if (unlikely(r < 0))
-               dev_err(adev->dev, "failed to clear page tables (%ld)\n", r);
-       drm_exec_fini(&exec);
-
-       return r;
-}
-
 int amdgpu_mes_init_microcode(struct amdgpu_device *adev, int pipe)
 {
        const struct mes_firmware_header_v1_0 *mes_hdr;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index 4391b3383f0c3..98b9c3738a12d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -149,19 +149,6 @@ struct amdgpu_mes {
 
 };
 
-struct amdgpu_mes_process {
-       int                     pasid;
-       struct                  amdgpu_vm *vm;
-       uint64_t                pd_gpu_addr;
-       struct amdgpu_bo        *proc_ctx_bo;
-       uint64_t                proc_ctx_gpu_addr;
-       void                    *proc_ctx_cpu_ptr;
-       uint64_t                process_quantum;
-       struct                  list_head gang_list;
-       uint32_t                doorbell_index;
-       struct mutex            doorbell_lock;
-};
-
 struct amdgpu_mes_gang {
        int                             gang_id;
        int                             priority;
@@ -404,22 +391,9 @@ int amdgpu_mes_init_microcode(struct amdgpu_device *adev, 
int pipe);
 int amdgpu_mes_init(struct amdgpu_device *adev);
 void amdgpu_mes_fini(struct amdgpu_device *adev);
 
-int amdgpu_mes_create_process(struct amdgpu_device *adev, int pasid,
-                             struct amdgpu_vm *vm);
-void amdgpu_mes_destroy_process(struct amdgpu_device *adev, int pasid);
-
-int amdgpu_mes_add_gang(struct amdgpu_device *adev, int pasid,
-                       struct amdgpu_mes_gang_properties *gprops,
-                       int *gang_id);
-int amdgpu_mes_remove_gang(struct amdgpu_device *adev, int gang_id);
-
 int amdgpu_mes_suspend(struct amdgpu_device *adev);
 int amdgpu_mes_resume(struct amdgpu_device *adev);
 
-int amdgpu_mes_add_hw_queue(struct amdgpu_device *adev, int gang_id,
-                           struct amdgpu_mes_queue_properties *qprops,
-                           int *queue_id);
-int amdgpu_mes_remove_hw_queue(struct amdgpu_device *adev, int queue_id);
 int amdgpu_mes_reset_hw_queue(struct amdgpu_device *adev, int queue_id);
 int amdgpu_mes_reset_hw_queue_mmio(struct amdgpu_device *adev, int queue_type,
                                   int me_id, int pipe_id, int queue_id, int 
vmid);
@@ -451,25 +425,10 @@ int amdgpu_mes_set_shader_debugger(struct amdgpu_device 
*adev,
                                bool trap_en);
 int amdgpu_mes_flush_shader_debugger(struct amdgpu_device *adev,
                                uint64_t process_context_addr);
-int amdgpu_mes_add_ring(struct amdgpu_device *adev, int gang_id,
-                       int queue_type, int idx,
-                       struct amdgpu_mes_ctx_data *ctx_data,
-                       struct amdgpu_ring **out);
-void amdgpu_mes_remove_ring(struct amdgpu_device *adev,
-                           struct amdgpu_ring *ring);
 
 uint32_t amdgpu_mes_get_aggregated_doorbell_index(struct amdgpu_device *adev,
                                                   enum 
amdgpu_mes_priority_level prio);
 
-int amdgpu_mes_ctx_alloc_meta_data(struct amdgpu_device *adev,
-                                  struct amdgpu_mes_ctx_data *ctx_data);
-void amdgpu_mes_ctx_free_meta_data(struct amdgpu_mes_ctx_data *ctx_data);
-int amdgpu_mes_ctx_map_meta_data(struct amdgpu_device *adev,
-                                struct amdgpu_vm *vm,
-                                struct amdgpu_mes_ctx_data *ctx_data);
-int amdgpu_mes_ctx_unmap_meta_data(struct amdgpu_device *adev,
-                                  struct amdgpu_mes_ctx_data *ctx_data);
-
 int amdgpu_mes_doorbell_process_slice(struct amdgpu_device *adev);
 
 /*
-- 
2.48.1

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