Commit 5fa963d0 authored by Jack Xiao's avatar Jack Xiao Committed by Alex Deucher
Browse files

drm/amdgpu/mes: initialize mqd from queue properties 



Add helper function to initialize mqd from queue properties.

Signed-off-by: default avatarJack Xiao <Jack.Xiao@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ea756bd5

drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c

+54 −0
Original line number Diff line number Diff line
@@ -496,3 +496,57 @@ int amdgpu_mes_resume(struct amdgpu_device *adev) 
	mutex_unlock(&adev->mes.mutex);

	return 0;

}



static int 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];

	u32 mqd_size = mqd_mgr->mqd_size;

	struct amdgpu_mqd_prop mqd_prop = {0};

	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);



	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;



	r = amdgpu_bo_reserve(q->mqd_obj, false);

	if (unlikely(r != 0))

		goto clean_up;



	mqd_mgr->init_mqd(adev, q->mqd_cpu_ptr, &mqd_prop);



	amdgpu_bo_unreserve(q->mqd_obj);

	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_free_mqd(struct amdgpu_mes_queue *q)

{

	amdgpu_bo_free_kernel(&q->mqd_obj,

			      &q->mqd_gpu_addr,

			      &q->mqd_cpu_ptr);

}