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path: root/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
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Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c')
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c50
1 files changed, 49 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index 162d7d8fb295..19379bae0144 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -1235,6 +1235,8 @@ static void dpaa2_eth_set_rx_taildrop(struct dpaa2_eth_priv *priv, bool enable)
priv->rx_td_enabled = enable;
}
+static void update_tx_fqids(struct dpaa2_eth_priv *priv);
+
static int link_state_update(struct dpaa2_eth_priv *priv)
{
struct dpni_link_state state = {0};
@@ -1261,6 +1263,7 @@ static int link_state_update(struct dpaa2_eth_priv *priv)
goto out;
if (state.up) {
+ update_tx_fqids(priv);
netif_carrier_on(priv->net_dev);
netif_tx_start_all_queues(priv->net_dev);
} else {
@@ -2533,6 +2536,47 @@ static int set_pause(struct dpaa2_eth_priv *priv)
return 0;
}
+static void update_tx_fqids(struct dpaa2_eth_priv *priv)
+{
+ struct dpni_queue_id qid = {0};
+ struct dpaa2_eth_fq *fq;
+ struct dpni_queue queue;
+ int i, j, err;
+
+ /* We only use Tx FQIDs for FQID-based enqueue, so check
+ * if DPNI version supports it before updating FQIDs
+ */
+ if (dpaa2_eth_cmp_dpni_ver(priv, DPNI_ENQUEUE_FQID_VER_MAJOR,
+ DPNI_ENQUEUE_FQID_VER_MINOR) < 0)
+ return;
+
+ for (i = 0; i < priv->num_fqs; i++) {
+ fq = &priv->fq[i];
+ if (fq->type != DPAA2_TX_CONF_FQ)
+ continue;
+ for (j = 0; j < dpaa2_eth_tc_count(priv); j++) {
+ err = dpni_get_queue(priv->mc_io, 0, priv->mc_token,
+ DPNI_QUEUE_TX, j, fq->flowid,
+ &queue, &qid);
+ if (err)
+ goto out_err;
+
+ fq->tx_fqid[j] = qid.fqid;
+ if (fq->tx_fqid[j] == 0)
+ goto out_err;
+ }
+ }
+
+ priv->enqueue = dpaa2_eth_enqueue_fq;
+
+ return;
+
+out_err:
+ netdev_info(priv->net_dev,
+ "Error reading Tx FQID, fallback to QDID-based enqueue\n");
+ priv->enqueue = dpaa2_eth_enqueue_qd;
+}
+
/* Configure the DPNI object this interface is associated with */
static int setup_dpni(struct fsl_mc_device *ls_dev)
{
@@ -3306,6 +3350,9 @@ static irqreturn_t dpni_irq0_handler_thread(int irq_num, void *arg)
if (status & DPNI_IRQ_EVENT_LINK_CHANGED)
link_state_update(netdev_priv(net_dev));
+ if (status & DPNI_IRQ_EVENT_ENDPOINT_CHANGED)
+ set_mac_addr(netdev_priv(net_dev));
+
return IRQ_HANDLED;
}
@@ -3331,7 +3378,8 @@ static int setup_irqs(struct fsl_mc_device *ls_dev)
}
err = dpni_set_irq_mask(ls_dev->mc_io, 0, ls_dev->mc_handle,
- DPNI_IRQ_INDEX, DPNI_IRQ_EVENT_LINK_CHANGED);
+ DPNI_IRQ_INDEX, DPNI_IRQ_EVENT_LINK_CHANGED |
+ DPNI_IRQ_EVENT_ENDPOINT_CHANGED);
if (err < 0) {
dev_err(&ls_dev->dev, "dpni_set_irq_mask(): %d\n", err);
goto free_irq;