summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/microchip/sparx5
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/microchip/sparx5')
-rw-r--r--drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c3
-rw-r--r--drivers/net/ethernet/microchip/sparx5/sparx5_main.c7
-rw-r--r--drivers/net/ethernet/microchip/sparx5/sparx5_main.h1
-rw-r--r--drivers/net/ethernet/microchip/sparx5/sparx5_packet.c2
4 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c b/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c
index 01f3a3a41c..37d2584b48 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c
@@ -1012,8 +1012,7 @@ static void sparx5_get_sset_strings(struct net_device *ndev, u32 sset, u8 *data)
return;
for (idx = 0; idx < sparx5->num_ethtool_stats; idx++)
- strncpy(data + idx * ETH_GSTRING_LEN,
- sparx5->stats_layout[idx], ETH_GSTRING_LEN);
+ ethtool_sprintf(&data, "%s", sparx5->stats_layout[idx]);
}
static void sparx5_get_sset_data(struct net_device *ndev,
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
index dc9af480bf..3c066b62e6 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
@@ -757,6 +757,7 @@ static int mchp_sparx5_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, sparx5);
sparx5->pdev = pdev;
sparx5->dev = &pdev->dev;
+ spin_lock_init(&sparx5->tx_lock);
/* Do switch core reset if available */
reset = devm_reset_control_get_optional_shared(&pdev->dev, "switch");
@@ -911,7 +912,7 @@ cleanup_pnode:
return err;
}
-static int mchp_sparx5_remove(struct platform_device *pdev)
+static void mchp_sparx5_remove(struct platform_device *pdev)
{
struct sparx5 *sparx5 = platform_get_drvdata(pdev);
@@ -931,8 +932,6 @@ static int mchp_sparx5_remove(struct platform_device *pdev)
/* Unregister netdevs */
sparx5_unregister_notifier_blocks(sparx5);
destroy_workqueue(sparx5->mact_queue);
-
- return 0;
}
static const struct of_device_id mchp_sparx5_match[] = {
@@ -943,7 +942,7 @@ MODULE_DEVICE_TABLE(of, mchp_sparx5_match);
static struct platform_driver mchp_sparx5_driver = {
.probe = mchp_sparx5_probe,
- .remove = mchp_sparx5_remove,
+ .remove_new = mchp_sparx5_remove,
.driver = {
.name = "sparx5-switch",
.of_match_table = mchp_sparx5_match,
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
index 6f565c0c0c..316fed5f27 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
@@ -280,6 +280,7 @@ struct sparx5 {
int xtr_irq;
/* Frame DMA */
int fdma_irq;
+ spinlock_t tx_lock; /* lock for frame transmission */
struct sparx5_rx rx;
struct sparx5_tx tx;
/* PTP */
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c
index 6db6ac6a3b..ac7e1cffbc 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c
@@ -244,10 +244,12 @@ netdev_tx_t sparx5_port_xmit_impl(struct sk_buff *skb, struct net_device *dev)
}
skb_tx_timestamp(skb);
+ spin_lock(&sparx5->tx_lock);
if (sparx5->fdma_irq > 0)
ret = sparx5_fdma_xmit(sparx5, ifh, skb);
else
ret = sparx5_inject(sparx5, ifh, skb, dev);
+ spin_unlock(&sparx5->tx_lock);
if (ret == -EBUSY)
goto busy;