diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0032-sdk_dpaa-ls1043a-errata-restrict-the-max-mtu.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0032-sdk_dpaa-ls1043a-errata-restrict-the-max-mtu.patch | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0032-sdk_dpaa-ls1043a-errata-restrict-the-max-mtu.patch b/target/linux/layerscape/patches-5.4/701-net-0032-sdk_dpaa-ls1043a-errata-restrict-the-max-mtu.patch deleted file mode 100644 index 7b70452a08..0000000000 --- a/target/linux/layerscape/patches-5.4/701-net-0032-sdk_dpaa-ls1043a-errata-restrict-the-max-mtu.patch +++ /dev/null @@ -1,33 +0,0 @@ -From b204d76e9a64ec99f0151b7ca018f3b6df2bb1b7 Mon Sep 17 00:00:00 2001 -From: Camelia Groza <camelia.groza@nxp.com> -Date: Tue, 19 Sep 2017 11:30:50 +0300 -Subject: [PATCH] sdk_dpaa: ls1043a errata: restrict the max mtu - -We can not allow for Jumbo frames and large MTU values on LS1043A due to -the A-010022 FMan errata. All outgoing frames larger than 4K bytes are dropped. - -Signed-off-by: Camelia Groza <camelia.groza@nxp.com> ---- - drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c | 11 ++++++++++- - 1 file changed, 10 insertions(+), 1 deletion(-) - ---- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c -+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c -@@ -263,7 +263,16 @@ EXPORT_SYMBOL(dpa_get_stats64); - - int dpa_change_mtu(struct net_device *net_dev, int new_mtu) - { -- const int max_mtu = dpa_get_max_mtu(); -+ int max_mtu = dpa_get_max_mtu(); -+ -+#ifndef CONFIG_PPC -+ /* Due to the A010022 FMan errata, we can not use contig frames larger -+ * than 4K, nor S/G frames. We need to prevent the user from setting a -+ * large MTU. -+ */ -+ if (unlikely(dpaa_errata_a010022)) -+ max_mtu = DPA_BP_RAW_SIZE; -+#endif - - /* Make sure we don't exceed the Ethernet controller's MAXFRM */ - if (new_mtu < 68 || new_mtu > max_mtu) { |