diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch b/target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch deleted file mode 100644 index d6bb4c45e9..0000000000 --- a/target/linux/layerscape/patches-5.4/701-net-0359-sdk_dpaa-ls1043a-errata-re-enable-SG-support-and-rec.patch +++ /dev/null @@ -1,71 +0,0 @@ -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: |