671f4d53ac
Major backport of upstream patch for support of multiple feature of the
Airoha Ethernet driver.
Feature backported are TSO, Jumbo packet, Offload and initial Wlan
Offload support.
Link: https://github.com/openwrt/openwrt/pull/19816
(cherry picked from commit 9d3009f426)
[ add missing kconfig flag ]
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
60 lines
2.2 KiB
Diff
60 lines
2.2 KiB
Diff
From 54d989d58d2ac87c8504c2306ba8b4957c60e8dc Mon Sep 17 00:00:00 2001
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From: Lorenzo Bianconi <lorenzo@kernel.org>
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Date: Tue, 4 Mar 2025 15:21:08 +0100
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Subject: [PATCH 1/6] net: airoha: Move min/max packet len configuration in
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airoha_dev_open()
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In order to align max allowed packet size to the configured mtu, move
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REG_GDM_LEN_CFG configuration in airoha_dev_open routine.
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Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
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Reviewed-by: Simon Horman <horms@kernel.org>
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Link: https://patch.msgid.link/20250304-airoha-eth-rx-sg-v1-1-283ebc61120e@kernel.org
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Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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---
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drivers/net/ethernet/airoha/airoha_eth.c | 14 +++++++-------
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1 file changed, 7 insertions(+), 7 deletions(-)
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--- a/drivers/net/ethernet/airoha/airoha_eth.c
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+++ b/drivers/net/ethernet/airoha/airoha_eth.c
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@@ -138,15 +138,10 @@ static void airoha_fe_maccr_init(struct
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{
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int p;
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- for (p = 1; p <= ARRAY_SIZE(eth->ports); p++) {
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+ for (p = 1; p <= ARRAY_SIZE(eth->ports); p++)
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airoha_fe_set(eth, REG_GDM_FWD_CFG(p),
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GDM_TCP_CKSUM | GDM_UDP_CKSUM | GDM_IP4_CKSUM |
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GDM_DROP_CRC_ERR);
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- airoha_fe_rmw(eth, REG_GDM_LEN_CFG(p),
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- GDM_SHORT_LEN_MASK | GDM_LONG_LEN_MASK,
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- FIELD_PREP(GDM_SHORT_LEN_MASK, 60) |
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- FIELD_PREP(GDM_LONG_LEN_MASK, 4004));
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- }
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airoha_fe_rmw(eth, REG_CDM1_VLAN_CTRL, CDM1_VLAN_MASK,
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FIELD_PREP(CDM1_VLAN_MASK, 0x8100));
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@@ -1521,9 +1516,9 @@ static void airoha_update_hw_stats(struc
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static int airoha_dev_open(struct net_device *dev)
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{
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+ int err, len = ETH_HLEN + dev->mtu + ETH_FCS_LEN;
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struct airoha_gdm_port *port = netdev_priv(dev);
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struct airoha_qdma *qdma = port->qdma;
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- int err;
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netif_tx_start_all_queues(dev);
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err = airoha_set_vip_for_gdm_port(port, true);
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@@ -1537,6 +1532,11 @@ static int airoha_dev_open(struct net_de
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airoha_fe_clear(qdma->eth, REG_GDM_INGRESS_CFG(port->id),
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GDM_STAG_EN_MASK);
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+ airoha_fe_rmw(qdma->eth, REG_GDM_LEN_CFG(port->id),
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+ GDM_SHORT_LEN_MASK | GDM_LONG_LEN_MASK,
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+ FIELD_PREP(GDM_SHORT_LEN_MASK, 60) |
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+ FIELD_PREP(GDM_LONG_LEN_MASK, len));
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+
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airoha_qdma_set(qdma, REG_QDMA_GLOBAL_CFG,
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GLOBAL_CFG_TX_DMA_EN_MASK |
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GLOBAL_CFG_RX_DMA_EN_MASK);
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