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drm/amdgpu/mes: initialize mqd from queue properties

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Add helper function to initialize mqd from queue properties.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao 2020-07-01 14:58:46 +08:00 • committed by Alex Deucher
parent ea756bd5cc
commit 5fa963d0fc
1 changed files with 54 additions and 0 deletions
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54
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
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@ -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);
}