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https://github.com/openwrt/openwrt.git
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87 lines
3.0 KiB
Diff
87 lines
3.0 KiB
Diff
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From 828ec34f1fade88f1e751b7000959aaddfe44e5c Mon Sep 17 00:00:00 2001
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From: Camelia Groza <camelia.groza@nxp.com>
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Date: Thu, 21 Sep 2017 10:50:57 +0300
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Subject: [PATCH] sdk_dpaa: adapt to the new API for MTU changes
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Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
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---
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drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c | 14 +++++++++++-
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.../ethernet/freescale/sdk_dpaa/dpaa_eth_common.c | 25 ----------------------
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.../ethernet/freescale/sdk_dpaa/dpaa_eth_common.h | 1 -
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3 files changed, 13 insertions(+), 27 deletions(-)
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
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@@ -681,7 +681,6 @@ static const struct net_device_ops dpa_p
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#ifdef CONFIG_FSL_DPAA_ETH_USE_NDO_SELECT_QUEUE
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.ndo_select_queue = dpa_select_queue,
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#endif
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- .ndo_change_mtu = dpa_change_mtu,
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.ndo_set_rx_mode = dpa_set_rx_mode,
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.ndo_init = dpa_ndo_init,
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.ndo_set_features = dpa_set_features,
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@@ -758,6 +757,19 @@ static int dpa_private_netdev_init(struc
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net_dev->mem_start = priv->mac_dev->res->start;
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net_dev->mem_end = priv->mac_dev->res->end;
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+ /* Configure the maximum MTU according to the FMan's MAXFRM */
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+ net_dev->min_mtu = ETH_MIN_MTU;
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+ net_dev->max_mtu = dpa_get_max_mtu();
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+
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+#ifndef CONFIG_PPC
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+ /* Due to the A010022 FMan errata, we can not use contig frames larger
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+ * than 4K, nor S/G frames. We need to prevent the user from setting a
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+ * large MTU.
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+ */
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+ if (unlikely(dpaa_errata_a010022))
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+ net_dev->max_mtu = DPA_BP_RAW_SIZE;
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+#endif
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+
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net_dev->hw_features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
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NETIF_F_LLTX);
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
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@@ -261,31 +261,6 @@ dpa_get_stats64(struct net_device *net_d
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}
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EXPORT_SYMBOL(dpa_get_stats64);
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-int dpa_change_mtu(struct net_device *net_dev, int new_mtu)
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-{
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- int max_mtu = dpa_get_max_mtu();
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-
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-#ifndef CONFIG_PPC
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- /* Due to the A010022 FMan errata, we can not use contig frames larger
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- * than 4K, nor S/G frames. We need to prevent the user from setting a
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- * large MTU.
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- */
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- if (unlikely(dpaa_errata_a010022))
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- max_mtu = DPA_BP_RAW_SIZE;
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-#endif
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-
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- /* Make sure we don't exceed the Ethernet controller's MAXFRM */
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- if (new_mtu < 68 || new_mtu > max_mtu) {
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- netdev_err(net_dev, "Invalid L3 mtu %d (must be between %d and %d).\n",
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- new_mtu, 68, max_mtu);
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- return -EINVAL;
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- }
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- net_dev->mtu = new_mtu;
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-
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- return 0;
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-}
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-EXPORT_SYMBOL(dpa_change_mtu);
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-
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/* .ndo_init callback */
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int dpa_ndo_init(struct net_device *net_dev)
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{
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h
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@@ -143,7 +143,6 @@ void __cold dpa_timeout(struct net_devic
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void __cold
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dpa_get_stats64(struct net_device *net_dev,
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struct rtnl_link_stats64 *stats);
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-int dpa_change_mtu(struct net_device *net_dev, int new_mtu);
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int dpa_ndo_init(struct net_device *net_dev);
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int dpa_set_features(struct net_device *dev, netdev_features_t features);
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netdev_features_t dpa_fix_features(struct net_device *dev,
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