[PATCH] drm/amdgpu/mes: remove unused functions
Alex Deucher
alexander.deucher at amd.com
Thu Feb 27 04:01:16 UTC 2025
Leftover from the MES self tests that were removed previously.
Signed-off-by: Alex Deucher <alexander.deucher at 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
More information about the amd-gfx
mailing list