openwrt/target/linux/layerscape/patches-5.4/701-net-0010-dpaa_eth-ls1043a-errata-check-if-the-skb-is-linear-a.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

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1.1 KiB
Diff

From 62fbf7ebdc28867ae613c3be9c62b30bc36edb1d Mon Sep 17 00:00:00 2001
From: Camelia Groza <camelia.groza@nxp.com>
Date: Mon, 27 Feb 2017 17:35:24 +0200
Subject: [PATCH] dpaa_eth: ls1043a errata: check if the skb is linear after 4k
splitting
Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
---
drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
@@ -993,7 +993,7 @@ int __hot dpa_tx_extended(struct sk_buff
struct dpa_percpu_priv_s *percpu_priv;
struct rtnl_link_stats64 *percpu_stats;
int err = 0;
- const bool nonlinear = skb_is_nonlinear(skb);
+ bool nonlinear;
int *countptr, offset = 0;
priv = netdev_priv(net_dev);
@@ -1023,6 +1023,8 @@ int __hot dpa_tx_extended(struct sk_buff
}
#endif
+ nonlinear = skb_is_nonlinear(skb);
+
/* MAX_SKB_FRAGS is larger than our DPA_SGT_MAX_ENTRIES; make sure
* we don't feed FMan with more fragments than it supports.
* Btw, we're using the first sgt entry to store the linear part of