static int qcom_glink_request_intent()

in qcom_glink_native.c [1253:1288]

• 29 lines of code
• 4 McCabe index (conditional complexity)

static int qcom_glink_request_intent(struct qcom_glink *glink,
				     struct glink_channel *channel,
				     size_t size)
{
	struct {
		u16 id;
		u16 cid;
		u32 size;
	} __packed cmd;

	int ret;

	mutex_lock(&channel->intent_req_lock);

	reinit_completion(&channel->intent_req_comp);

	cmd.id = RPM_CMD_RX_INTENT_REQ;
	cmd.cid = channel->lcid;
	cmd.size = size;

	ret = qcom_glink_tx(glink, &cmd, sizeof(cmd), NULL, 0, true);
	if (ret)
		goto unlock;

	ret = wait_for_completion_timeout(&channel->intent_req_comp, 10 * HZ);
	if (!ret) {
		dev_err(glink->dev, "intent request timed out\n");
		ret = -ETIMEDOUT;
	} else {
		ret = channel->intent_req_result ? 0 : -ECANCELED;
	}

unlock:
	mutex_unlock(&channel->intent_req_lock);
	return ret;
}