From: Jack Xiao <Jack.Xiao@xxxxxxx>
Add helper function to initialize mqd from queue properties.
Signed-off-by: Jack Xiao <Jack.Xiao@xxxxxxx>
Acked-by: Christian König <christian.koenig@xxxxxxx>
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 54 +++++++++++++++++++++++++
1 file changed, 54 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index b58af81f04a3..2cd2fa76b5c8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -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);
+}
--
2.35.1
