mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-22 15:02:32 +00:00
cddd459140
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>
72 lines
2.5 KiB
Diff
72 lines
2.5 KiB
Diff
From fc7824df7022869a403c8a5122a55fe73a193466 Mon Sep 17 00:00:00 2001
|
|
From: Camelia Groza <camelia.groza@nxp.com>
|
|
Date: Tue, 29 Oct 2019 16:50:34 +0200
|
|
Subject: [PATCH] sdk_dpaa: ls1043a errata: re-enable SG support and recycling
|
|
|
|
With certain limitation, SG frames can be used safely without triggering
|
|
the errata.
|
|
|
|
Buffers can be recycled, even after realigning the data.
|
|
|
|
Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
|
|
---
|
|
drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c | 10 ----------
|
|
drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h | 1 -
|
|
drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c | 9 ---------
|
|
3 files changed, 20 deletions(-)
|
|
|
|
--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
|
|
+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
|
|
@@ -778,16 +778,6 @@ static int dpa_private_netdev_init(struc
|
|
/* Advertise NETIF_F_HW_ACCEL_MQ to avoid Tx timeout warnings */
|
|
net_dev->features |= NETIF_F_HW_ACCEL_MQ;
|
|
|
|
-#ifndef CONFIG_PPC
|
|
- /* Due to the A010022 FMan errata, we can not use S/G frames. We need
|
|
- * to stop advertising S/G and GSO support.
|
|
- */
|
|
- if (unlikely(dpaa_errata_a010022)) {
|
|
- net_dev->hw_features &= ~NETIF_F_SG;
|
|
- net_dev->features &= ~NETIF_F_GSO;
|
|
- }
|
|
-#endif
|
|
-
|
|
return dpa_netdev_init(net_dev, mac_addr, tx_timeout);
|
|
}
|
|
|
|
--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
|
|
+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
|
|
@@ -661,7 +661,6 @@ static inline void _dpa_bp_free_pf(void
|
|
|
|
#ifndef CONFIG_PPC
|
|
extern bool dpaa_errata_a010022; /* SoC affected by A010022 errata */
|
|
-#define NONREC_MARK 0x01
|
|
#define CROSS_4K(start, size) \
|
|
(((uintptr_t)(start) + (size)) > \
|
|
(((uintptr_t)(start) + 0x1000) & ~0xFFF))
|
|
--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
|
|
+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
|
|
@@ -327,12 +327,6 @@ EXPORT_SYMBOL(_dpa_cleanup_tx_fd);
|
|
#ifndef CONFIG_FSL_DPAA_TS
|
|
bool dpa_skb_is_recyclable(struct sk_buff *skb)
|
|
{
|
|
-#ifndef CONFIG_PPC
|
|
- /* Do no recycle skbs realigned by the errata workaround */
|
|
- if (unlikely(dpaa_errata_a010022) && skb->mark == NONREC_MARK)
|
|
- return false;
|
|
-#endif
|
|
-
|
|
/* No recycling possible if skb buffer is kmalloc'ed */
|
|
if (skb->head_frag == 0)
|
|
return false;
|
|
@@ -906,9 +900,6 @@ static struct sk_buff *a010022_realign_s
|
|
skb_set_network_header(nskb, net_offset);
|
|
skb_set_transport_header(nskb, trans_offset);
|
|
|
|
- /* We don't want the buffer to be recycled so we mark it accordingly */
|
|
- nskb->mark = NONREC_MARK;
|
|
-
|
|
return nskb;
|
|
|
|
err:
|