536 	struct amdgpu_sdma_instance *sdma_instance = &adev->sdma.instance[instance_id];  in amdgpu_sdma_soft_reset()  local
538 	if (sdma_instance->funcs->soft_reset_kernel_queue)  in amdgpu_sdma_soft_reset()
539 		return sdma_instance->funcs->soft_reset_kernel_queue(adev, instance_id);  in amdgpu_sdma_soft_reset()
557 	struct amdgpu_sdma_instance *sdma_instance = &adev->sdma.instance[instance_id];  in amdgpu_sdma_reset_engine()  local
558 	struct amdgpu_ring *gfx_ring = &sdma_instance->ring;  in amdgpu_sdma_reset_engine()
559 	struct amdgpu_ring *page_ring = &sdma_instance->page;  in amdgpu_sdma_reset_engine()
564 	mutex_lock(&sdma_instance->engine_reset_mutex);  in amdgpu_sdma_reset_engine()
577 	if (sdma_instance->funcs->stop_kernel_queue) {  in amdgpu_sdma_reset_engine()
578 		sdma_instance->funcs->stop_kernel_queue(gfx_ring);  in amdgpu_sdma_reset_engine()
580 			sdma_instance->funcs->stop_kernel_queue(page_ring);  in amdgpu_sdma_reset_engine()
590 	if (sdma_instance->funcs->start_kernel_queue) {  in amdgpu_sdma_reset_engine()
591 		sdma_instance->funcs->start_kernel_queue(gfx_ring);  in amdgpu_sdma_reset_engine()
593 			sdma_instance->funcs->start_kernel_queue(page_ring);  in amdgpu_sdma_reset_engine()
611 	mutex_unlock(&sdma_instance->engine_reset_mutex);  in amdgpu_sdma_reset_engine()