+/**
+ * Dpaa2 link Interrupt handler
+ *
+ * @param param
+ * The address of parameter (struct rte_eth_dev *) regsitered before.
+ *
+ * @return
+ * void
+ */
+static void
+dpaa2_interrupt_handler(void *param)
+{
+ struct rte_eth_dev *dev = param;
+ struct dpaa2_dev_priv *priv = dev->data->dev_private;
+ struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
+ int ret;
+ int irq_index = DPNI_IRQ_INDEX;
+ unsigned int status = 0, clear = 0;
+
+ PMD_INIT_FUNC_TRACE();
+
+ if (dpni == NULL) {
+ RTE_LOG(ERR, PMD, "dpni is NULL");
+ return;
+ }
+
+ ret = dpni_get_irq_status(dpni, CMD_PRI_LOW, priv->token,
+ irq_index, &status);
+ if (unlikely(ret)) {
+ RTE_LOG(ERR, PMD, "Can't get irq status (err %d)", ret);
+ clear = 0xffffffff;
+ goto out;
+ }
+
+ if (status & DPNI_IRQ_EVENT_LINK_CHANGED) {
+ clear = DPNI_IRQ_EVENT_LINK_CHANGED;
+ dpaa2_dev_link_update(dev, 0);
+ /* calling all the apps registered for link status event */
+ _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
+ NULL, NULL);
+ }
+out:
+ ret = dpni_clear_irq_status(dpni, CMD_PRI_LOW, priv->token,
+ irq_index, clear);
+ if (unlikely(ret))
+ RTE_LOG(ERR, PMD, "Can't clear irq status (err %d)", ret);
+}
+
+static int
+dpaa2_eth_setup_irqs(struct rte_eth_dev *dev, int enable)
+{
+ int err = 0;
+ struct dpaa2_dev_priv *priv = dev->data->dev_private;
+ struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
+ int irq_index = DPNI_IRQ_INDEX;
+ unsigned int mask = DPNI_IRQ_EVENT_LINK_CHANGED;
+
+ PMD_INIT_FUNC_TRACE();
+
+ err = dpni_set_irq_mask(dpni, CMD_PRI_LOW, priv->token,
+ irq_index, mask);
+ if (err < 0) {
+ PMD_INIT_LOG(ERR, "Error: dpni_set_irq_mask():%d (%s)", err,
+ strerror(-err));
+ return err;
+ }
+
+ err = dpni_set_irq_enable(dpni, CMD_PRI_LOW, priv->token,
+ irq_index, enable);
+ if (err < 0)
+ PMD_INIT_LOG(ERR, "Error: dpni_set_irq_enable():%d (%s)", err,
+ strerror(-err));
+
+ return err;
+}
+