[PATCH V3 08/11] accel/amdxdna: Add suspend and resume

Jeffrey Hugo quic_jhugo at quicinc.com
Fri Oct 4 18:08:05 UTC 2024


On 9/11/2024 12:06 PM, Lizhi Hou wrote:
> +static int amdxdna_rpmops_suspend(struct device *dev)
> +{
> +	struct amdxdna_dev *xdna = pci_get_drvdata(to_pci_dev(dev));
> +	int ret;
> +
> +	mutex_lock(&xdna->dev_lock);
> +	WARN_ON(!list_empty(&xdna->client_list));

This feels weird. Can you explain?

> +	ret = amdxdna_dev_suspend_nolock(xdna);
> +	mutex_unlock(&xdna->dev_lock);
> +
> +	XDNA_DBG(xdna, "Runtime suspend done ret: %d", ret);
> +	return ret;
> +}
> +


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