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ralink: add TSO 

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39019 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
John Crispin 2013-12-09 17:29:29 +00:00
parent 9beda5ac39
commit c1cf0505c4
1 changed files with 205 additions and 62 deletions
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267
target/linux/ramips/patches-3.10/0111-NET-MIPS-add-ralink-SoC-ethernet-driver.patch
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@ -46,8 +46,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
create mode 100644 drivers/net/ethernet/ralink/soc_rt305x.c create mode 100644 drivers/net/ethernet/ralink/soc_rt305x.c
create mode 100644 drivers/net/ethernet/ralink/soc_rt3883.c create mode 100644 drivers/net/ethernet/ralink/soc_rt3883.c
--- /dev/null Index: linux-3.10.21/arch/mips/include/asm/mach-ralink/rt305x_esw_platform.h
+++ b/arch/mips/include/asm/mach-ralink/rt305x_esw_platform.h ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/arch/mips/include/asm/mach-ralink/rt305x_esw_platform.h 2013-12-09 13:26:42.320125202 +0100
@@ -0,0 +1,27 @@ @@ -0,0 +1,27 @@
+/* +/*
+ * Ralink RT305x SoC platform device registration + * Ralink RT305x SoC platform device registration
@ -76,9 +78,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+}; +};
+ +
+#endif /* _RT305X_ESW_PLATFORM_H */ +#endif /* _RT305X_ESW_PLATFORM_H */
--- a/arch/mips/ralink/rt305x.c Index: linux-3.10.21/arch/mips/ralink/rt305x.c
+++ b/arch/mips/ralink/rt305x.c ===================================================================
@@ -221,6 +221,7 @@ void __init ralink_clk_init(void) --- linux-3.10.21.orig/arch/mips/ralink/rt305x.c 2013-11-29 20:12:03.000000000 +0100
+++ linux-3.10.21/arch/mips/ralink/rt305x.c 2013-12-09 14:04:34.200179338 +0100
@@ -221,6 +221,7 @@
} }
ralink_clk_add("cpu", cpu_rate); ralink_clk_add("cpu", cpu_rate);
@ -86,9 +90,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
ralink_clk_add("10000b00.spi", sys_rate); ralink_clk_add("10000b00.spi", sys_rate);
ralink_clk_add("10000100.timer", wdt_rate); ralink_clk_add("10000100.timer", wdt_rate);
ralink_clk_add("10000120.watchdog", wdt_rate); ralink_clk_add("10000120.watchdog", wdt_rate);
--- a/drivers/net/ethernet/Kconfig Index: linux-3.10.21/drivers/net/ethernet/Kconfig
+++ b/drivers/net/ethernet/Kconfig ===================================================================
@@ -135,6 +135,7 @@ config ETHOC --- linux-3.10.21.orig/drivers/net/ethernet/Kconfig 2013-11-29 20:12:03.000000000 +0100
+++ linux-3.10.21/drivers/net/ethernet/Kconfig 2013-12-09 13:26:42.324125203 +0100
@@ -135,6 +135,7 @@
source "drivers/net/ethernet/packetengines/Kconfig" source "drivers/net/ethernet/packetengines/Kconfig"
source "drivers/net/ethernet/pasemi/Kconfig" source "drivers/net/ethernet/pasemi/Kconfig"
source "drivers/net/ethernet/qlogic/Kconfig" source "drivers/net/ethernet/qlogic/Kconfig"
@ -96,9 +102,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
source "drivers/net/ethernet/realtek/Kconfig" source "drivers/net/ethernet/realtek/Kconfig"
source "drivers/net/ethernet/renesas/Kconfig" source "drivers/net/ethernet/renesas/Kconfig"
source "drivers/net/ethernet/rdc/Kconfig" source "drivers/net/ethernet/rdc/Kconfig"
--- a/drivers/net/ethernet/Makefile Index: linux-3.10.21/drivers/net/ethernet/Makefile
+++ b/drivers/net/ethernet/Makefile ===================================================================
@@ -53,6 +53,7 @@ obj-$(CONFIG_ETHOC) += ethoc.o --- linux-3.10.21.orig/drivers/net/ethernet/Makefile 2013-11-29 20:12:03.000000000 +0100
+++ linux-3.10.21/drivers/net/ethernet/Makefile 2013-12-09 13:26:42.324125203 +0100
@@ -53,6 +53,7 @@
obj-$(CONFIG_NET_PACKET_ENGINE) += packetengines/ obj-$(CONFIG_NET_PACKET_ENGINE) += packetengines/
obj-$(CONFIG_NET_VENDOR_PASEMI) += pasemi/ obj-$(CONFIG_NET_VENDOR_PASEMI) += pasemi/
obj-$(CONFIG_NET_VENDOR_QLOGIC) += qlogic/ obj-$(CONFIG_NET_VENDOR_QLOGIC) += qlogic/
@ -106,8 +114,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
obj-$(CONFIG_NET_VENDOR_REALTEK) += realtek/ obj-$(CONFIG_NET_VENDOR_REALTEK) += realtek/
obj-$(CONFIG_SH_ETH) += renesas/ obj-$(CONFIG_SH_ETH) += renesas/
obj-$(CONFIG_NET_VENDOR_RDC) += rdc/ obj-$(CONFIG_NET_VENDOR_RDC) += rdc/
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/Kconfig
+++ b/drivers/net/ethernet/ralink/Kconfig ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/Kconfig 2013-12-09 13:26:42.324125203 +0100
@@ -0,0 +1,32 @@ @@ -0,0 +1,32 @@
+config NET_RALINK +config NET_RALINK
+ tristate "Ralink RT288X/RT3X5X/RT3662/RT3883/MT7620 ethernet driver" + tristate "Ralink RT288X/RT3X5X/RT3662/RT3883/MT7620 ethernet driver"
@ -141,8 +151,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ select PHYLIB + select PHYLIB
+ select SWCONFIG + select SWCONFIG
+endif +endif
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/Makefile
+++ b/drivers/net/ethernet/ralink/Makefile ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/Makefile 2013-12-09 13:26:42.324125203 +0100
@@ -0,0 +1,18 @@ @@ -0,0 +1,18 @@
+# +#
+# Makefile for the Ralink SoCs built-in ethernet macs +# Makefile for the Ralink SoCs built-in ethernet macs
@ -162,8 +174,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ralink-eth-$(CONFIG_SOC_MT7620) += soc_mt7620.o +ralink-eth-$(CONFIG_SOC_MT7620) += soc_mt7620.o
+ +
+obj-$(CONFIG_NET_RALINK) += ralink-eth.o +obj-$(CONFIG_NET_RALINK) += ralink-eth.o
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/esw_rt3052.c
+++ b/drivers/net/ethernet/ralink/esw_rt3052.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/esw_rt3052.c 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,1463 @@ @@ -0,0 +1,1463 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -1628,8 +1642,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+{ +{
+ platform_driver_unregister(&esw_driver); + platform_driver_unregister(&esw_driver);
+} +}
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/esw_rt3052.h
+++ b/drivers/net/ethernet/ralink/esw_rt3052.h ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/esw_rt3052.h 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,32 @@ @@ -0,0 +1,32 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -1663,8 +1679,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+#endif +#endif
+#endif +#endif
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/gsw_mt7620a.c
+++ b/drivers/net/ethernet/ralink/gsw_mt7620a.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/gsw_mt7620a.c 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,566 @@ @@ -0,0 +1,566 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -2232,8 +2250,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+ return 0; + return 0;
+} +}
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/gsw_mt7620a.h
+++ b/drivers/net/ethernet/ralink/gsw_mt7620a.h ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/gsw_mt7620a.h 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,30 @@ @@ -0,0 +1,30 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -2265,8 +2285,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+extern int mt7620a_has_carrier(struct fe_priv *priv); +extern int mt7620a_has_carrier(struct fe_priv *priv);
+ +
+#endif +#endif
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/mdio.c
+++ b/drivers/net/ethernet/ralink/mdio.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/mdio.c 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,244 @@ @@ -0,0 +1,244 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -2512,8 +2534,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ of_node_put(priv->mii_bus->dev.of_node); + of_node_put(priv->mii_bus->dev.of_node);
+ kfree(priv->mii_bus); + kfree(priv->mii_bus);
+} +}
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/mdio.h
+++ b/drivers/net/ethernet/ralink/mdio.h ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/mdio.h 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,29 @@ @@ -0,0 +1,29 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -2544,8 +2568,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+static inline void fe_mdio_cleanup(struct fe_priv *priv) {} +static inline void fe_mdio_cleanup(struct fe_priv *priv) {}
+#endif +#endif
+#endif +#endif
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/mdio_rt2880.c
+++ b/drivers/net/ethernet/ralink/mdio_rt2880.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/mdio_rt2880.c 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,232 @@ @@ -0,0 +1,232 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -2779,8 +2805,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+ return; + return;
+} +}
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/mdio_rt2880.h
+++ b/drivers/net/ethernet/ralink/mdio_rt2880.h ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/mdio_rt2880.h 2013-12-09 13:26:42.328125203 +0100
@@ -0,0 +1,26 @@ @@ -0,0 +1,26 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -2808,9 +2836,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+void rt2880_port_init(struct fe_priv *priv, struct device_node *np); +void rt2880_port_init(struct fe_priv *priv, struct device_node *np);
+ +
+#endif +#endif
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/ralink_soc_eth.c
+++ b/drivers/net/ethernet/ralink/ralink_soc_eth.c ===================================================================
@@ -0,0 +1,769 @@ --- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/ralink_soc_eth.c 2013-12-09 14:01:00.060174130 +0100
@@ -0,0 +1,846 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by + * it under the terms of the GNU General Public License as published by
@ -2850,8 +2880,9 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#include "esw_rt3052.h" +#include "esw_rt3052.h"
+#include "mdio.h" +#include "mdio.h"
+ +
+#define TX_TIMEOUT (20 * HZ / 100) +#define TX_TIMEOUT (2 * HZ)
+#define MAX_RX_LENGTH 1536 +#define MAX_RX_LENGTH 1536
+#define DMA_DUMMY_DESC 0xffffffff
+ +
+static const u32 fe_reg_table_default[FE_REG_COUNT] = { +static const u32 fe_reg_table_default[FE_REG_COUNT] = {
+ [FE_REG_PDMA_GLO_CFG] = FE_PDMA_GLO_CFG, + [FE_REG_PDMA_GLO_CFG] = FE_PDMA_GLO_CFG,
@ -3052,12 +3083,41 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ netdev_reset_queue(priv->netdev); + netdev_reset_queue(priv->netdev);
+} +}
+ +
+static void fe_start_tso(struct sk_buff *skb, struct net_device *dev, unsigned int nr_frags, int idx)
+{
+ struct fe_priv *priv = netdev_priv(dev);
+ struct skb_frag_struct *frag;
+ int i;
+
+ for (i = 0; i < nr_frags; i++) {
+ dma_addr_t mapped_addr;
+
+ frag = &skb_shinfo(skb)->frags[i];
+ mapped_addr = skb_frag_dma_map(&dev->dev, frag, 0, skb_frag_size(frag), DMA_TO_DEVICE);
+ if (i % 2) {
+ idx = (idx + 1) % NUM_DMA_DESC;
+ priv->tx_dma[idx].txd1 = mapped_addr;
+ if (i == nr_frags - 1)
+ priv->tx_dma[idx].txd2 = TX_DMA_LSO | TX_DMA_PLEN0(frag->size);
+ else
+ priv->tx_dma[idx].txd2 = TX_DMA_PLEN0(frag->size);
+ } else {
+ priv->tx_dma[idx].txd3 = mapped_addr;
+ if (i == nr_frags - 1)
+ priv->tx_dma[idx].txd2 |= TX_DMA_LS1 | TX_DMA_PLEN1(frag->size);
+ else
+ priv->tx_dma[idx].txd2 |= TX_DMA_PLEN1(frag->size);
+ }
+ }
+}
+
+static int fe_start_xmit(struct sk_buff *skb, struct net_device *dev) +static int fe_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{ +{
+ unsigned int nr_frags = skb_shinfo(skb)->nr_frags;
+ struct fe_priv *priv = netdev_priv(dev); + struct fe_priv *priv = netdev_priv(dev);
+ dma_addr_t mapped_addr; + dma_addr_t mapped_addr;
+ u32 tx_next; + u32 tx_next, tx, tx_num = 1;
+ u32 tx; + int i;
+ +
+ if (priv->soc->min_pkt_len) { + if (priv->soc->min_pkt_len) {
+ if (skb->len < priv->soc->min_pkt_len) { + if (skb->len < priv->soc->min_pkt_len) {
@ -3078,8 +3138,9 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ spin_lock(&priv->page_lock); + spin_lock(&priv->page_lock);
+ +
+ tx = fe_reg_r32(FE_REG_TX_CTX_IDX0); + tx = fe_reg_r32(FE_REG_TX_CTX_IDX0);
+ tx_next = (tx + 1) % NUM_DMA_DESC; + if (priv->soc->tso && nr_frags)
+ + tx_num += nr_frags >> 1;
+ tx_next = (tx + tx_num) % NUM_DMA_DESC;
+ if ((priv->tx_skb[tx]) || (priv->tx_skb[tx_next]) || + if ((priv->tx_skb[tx]) || (priv->tx_skb[tx_next]) ||
+ !(priv->tx_dma[tx].txd2 & TX_DMA_DONE) || + !(priv->tx_dma[tx].txd2 & TX_DMA_DONE) ||
+ !(priv->tx_dma[tx_next].txd2 & TX_DMA_DONE)) + !(priv->tx_dma[tx_next].txd2 & TX_DMA_DONE))
@ -3091,7 +3152,15 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ return NETDEV_TX_OK; + return NETDEV_TX_OK;
+ } + }
+ +
+ priv->tx_skb[tx] = skb; + if (priv->soc->tso) {
+ int t = tx_num;
+
+ priv->tx_skb[(tx + t - 1) % NUM_DMA_DESC] = skb;
+ while (--t)
+ priv->tx_skb[(tx + t - 1) % NUM_DMA_DESC] = (struct sk_buff *) DMA_DUMMY_DESC;
+ } else {
+ priv->tx_skb[tx] = skb;
+ }
+ priv->tx_dma[tx].txd1 = (unsigned int) mapped_addr; + priv->tx_dma[tx].txd1 = (unsigned int) mapped_addr;
+ wmb(); + wmb();
+ +
@ -3106,9 +3175,36 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ else + else
+ priv->tx_dma[tx].txd4 &= ~TX_DMA_CHKSUM; + priv->tx_dma[tx].txd4 &= ~TX_DMA_CHKSUM;
+ +
+ if (priv->soc->tso)
+ fe_start_tso(skb, dev, nr_frags, tx);
+
+ if (skb_shinfo(skb)->gso_segs > 1) {
+ struct iphdr *iph = NULL;
+ struct tcphdr *th = NULL;
+ struct ipv6hdr *ip6h = NULL;
+
+ ip6h = (struct ipv6hdr *) skb_network_header(skb);
+ iph = (struct iphdr *) skb_network_header(skb);
+ if ((iph->version == 4) && (iph->protocol == IPPROTO_TCP)) {
+ th = (struct tcphdr *)skb_transport_header(skb);
+ priv->tx_dma[tx].txd4 |= BIT(28);
+ th->check = htons(skb_shinfo(skb)->gso_size);
+ dma_cache_sync(NULL, th, sizeof(struct tcphdr), DMA_TO_DEVICE);
+ } else if ((ip6h->version == 6) && (ip6h->nexthdr == NEXTHDR_TCP)) {
+ th = (struct tcphdr *)skb_transport_header(skb);
+ priv->tx_dma[tx].txd4 |= BIT(28);
+ th->check = htons(skb_shinfo(skb)->gso_size);
+ dma_cache_sync(NULL, th, sizeof(struct tcphdr), DMA_TO_DEVICE);
+ }
+ }
+
+ for (i = 0; i < tx_num; i++)
+ dma_cache_sync(NULL, &priv->tx_dma[tx + i], sizeof(struct fe_tx_dma), DMA_TO_DEVICE);
+
+ dev->stats.tx_packets++; + dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len; + dev->stats.tx_bytes += skb->len;
+ +
+ wmb();
+ fe_reg_w32(tx_next, FE_REG_TX_CTX_IDX0); + fe_reg_w32(tx_next, FE_REG_TX_CTX_IDX0);
+ netdev_sent_queue(dev, skb->len); + netdev_sent_queue(dev, skb->len);
+ +
@ -3206,10 +3302,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ if (!(txd->txd2 & TX_DMA_DONE) || !(priv->tx_skb[priv->tx_free_idx])) + if (!(txd->txd2 & TX_DMA_DONE) || !(priv->tx_skb[priv->tx_free_idx]))
+ break; + break;
+ +
+ bytes_compl += priv->tx_skb[priv->tx_free_idx]->len; + if (priv->tx_skb[priv->tx_free_idx] != (struct sk_buff *) DMA_DUMMY_DESC) {
+ bytes_compl += priv->tx_skb[priv->tx_free_idx]->len;
+ dev_kfree_skb_irq(priv->tx_skb[priv->tx_free_idx]);
+ }
+ pkts_compl++; + pkts_compl++;
+
+ dev_kfree_skb_irq(priv->tx_skb[priv->tx_free_idx]);
+ priv->tx_skb[priv->tx_free_idx] = NULL; + priv->tx_skb[priv->tx_free_idx] = NULL;
+ priv->tx_free_idx++; + priv->tx_free_idx++;
+ if (priv->tx_free_idx >= NUM_DMA_DESC) + if (priv->tx_free_idx >= NUM_DMA_DESC)
@ -3458,6 +3555,9 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+ match = of_match_device(of_fe_match, &pdev->dev); + match = of_match_device(of_fe_match, &pdev->dev);
+ soc = (struct fe_soc_data *) match->data; + soc = (struct fe_soc_data *) match->data;
+
+ if (soc->init_data)
+ soc->init_data(soc);
+ if (soc->reg_table) + if (soc->reg_table)
+ fe_reg_table = soc->reg_table; + fe_reg_table = soc->reg_table;
+ +
@ -3480,6 +3580,13 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ if (fe_reg_table[FE_REG_FE_DMA_VID_BASE]) + if (fe_reg_table[FE_REG_FE_DMA_VID_BASE])
+ netdev->features |= NETIF_F_HW_VLAN_CTAG_TX; + netdev->features |= NETIF_F_HW_VLAN_CTAG_TX;
+ +
+ if (soc->tso) {
+ dev_info(&pdev->dev, "Enabling TSO\n");
+ netdev->features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_IPV6_CSUM;
+ }
+
+ netdev->hw_features = netdev->vlan_features = netdev->features;
+
+ netdev->irq = platform_get_irq(pdev, 0); + netdev->irq = platform_get_irq(pdev, 0);
+ if (netdev->irq < 0) { + if (netdev->irq < 0) {
+ dev_err(&pdev->dev, "no IRQ resource found\n"); + dev_err(&pdev->dev, "no IRQ resource found\n");
@ -3580,9 +3687,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL");
+MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); +MODULE_AUTHOR("John Crispin <blogic@openwrt.org>");
+MODULE_DESCRIPTION("Ethernet driver for Ralink SoC"); +MODULE_DESCRIPTION("Ethernet driver for Ralink SoC");
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/ralink_soc_eth.h
+++ b/drivers/net/ethernet/ralink/ralink_soc_eth.h ===================================================================
@@ -0,0 +1,380 @@ --- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/ralink_soc_eth.h 2013-12-09 13:26:42.332125203 +0100
@@ -0,0 +1,384 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by + * it under the terms of the GNU General Public License as published by
@ -3864,6 +3973,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+#define TX_DMA_PLEN0_MASK ((0x3fff) << 16) +#define TX_DMA_PLEN0_MASK ((0x3fff) << 16)
+#define TX_DMA_PLEN0(_x) (((_x) & 0x3fff) << 16) +#define TX_DMA_PLEN0(_x) (((_x) & 0x3fff) << 16)
+#define TX_DMA_PLEN1(_x) ((_x) & 0x3fff)
+#define TX_DMA_LS1 BIT(14)
+#define TX_DMA_LSO BIT(30) +#define TX_DMA_LSO BIT(30)
+#define TX_DMA_DONE BIT(31) +#define TX_DMA_DONE BIT(31)
+#define TX_DMA_QN(_x) ((_x) << 16) +#define TX_DMA_QN(_x) ((_x) << 16)
@ -3902,6 +4013,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ unsigned char mac[6]; + unsigned char mac[6];
+ const u32 *reg_table; + const u32 *reg_table;
+ +
+ void (*init_data)(struct fe_soc_data *data);
+ void (*reset_fe)(void); + void (*reset_fe)(void);
+ void (*set_mac)(struct fe_priv *priv, unsigned char *mac); + void (*set_mac)(struct fe_priv *priv, unsigned char *mac);
+ void (*fwd_config)(struct fe_priv *priv); + void (*fwd_config)(struct fe_priv *priv);
@ -3923,6 +4035,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ u32 rx_dly_int; + u32 rx_dly_int;
+ u32 tx_dly_int; + u32 tx_dly_int;
+ u32 checksum_bit; + u32 checksum_bit;
+ u32 tso;
+ +
+ int min_pkt_len; + int min_pkt_len;
+}; +};
@ -3963,9 +4076,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+u32 fe_r32(unsigned reg); +u32 fe_r32(unsigned reg);
+ +
+#endif /* FE_ETH_H */ +#endif /* FE_ETH_H */
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/soc_mt7620.c
+++ b/drivers/net/ethernet/ralink/soc_mt7620.c ===================================================================
@@ -0,0 +1,154 @@ --- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/soc_mt7620.c 2013-12-09 13:26:42.332125203 +0100
@@ -0,0 +1,172 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by + * it under the terms of the GNU General Public License as published by
@ -3989,6 +4104,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+#include <asm/mach-ralink/ralink_regs.h> +#include <asm/mach-ralink/ralink_regs.h>
+ +
+#include <mt7620.h>
+#include "ralink_soc_eth.h" +#include "ralink_soc_eth.h"
+#include "gsw_mt7620a.h" +#include "gsw_mt7620a.h"
+ +
@ -4046,10 +4162,20 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+static void mt7620_tx_dma(struct fe_priv *priv, int idx, struct sk_buff *skb) +static void mt7620_tx_dma(struct fe_priv *priv, int idx, struct sk_buff *skb)
+{ +{
+ if (skb) + unsigned int nr_frags = 0;
+ priv->tx_dma[idx].txd2 = TX_DMA_LSO | TX_DMA_PLEN0(skb->len); + unsigned int len = 0;
+ else +
+ if (skb) {
+ nr_frags = skb_shinfo(skb)->nr_frags;
+ len = skb->len - skb->data_len;
+ }
+
+ if (!skb)
+ priv->tx_dma[idx].txd2 = TX_DMA_LSO | TX_DMA_DONE; + priv->tx_dma[idx].txd2 = TX_DMA_LSO | TX_DMA_DONE;
+ else if (!nr_frags)
+ priv->tx_dma[idx].txd2 = TX_DMA_LSO | TX_DMA_PLEN0(len);
+ else
+ priv->tx_dma[idx].txd2 = TX_DMA_PLEN0(len);
+ +
+ if(skb && vlan_tx_tag_present(skb)) + if(skb && vlan_tx_tag_present(skb))
+ priv->tx_dma[idx].txd4 = 0x80 | (vlan_tx_tag_get(skb) >> 13) << 4 | (vlan_tx_tag_get(skb) & 0xF); + priv->tx_dma[idx].txd4 = 0x80 | (vlan_tx_tag_get(skb) >> 13) << 4 | (vlan_tx_tag_get(skb) & 0xF);
@ -4089,8 +4215,15 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+} +}
+#endif +#endif
+ +
+static void mt7620_init_data(struct fe_soc_data *data)
+{
+ if (mt7620_get_eco() >= 5)
+ data->tso = 1;
+}
+
+static struct fe_soc_data mt7620_data = { +static struct fe_soc_data mt7620_data = {
+ .mac = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55 }, + .mac = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55 },
+ .init_data = mt7620_init_data,
+ .reset_fe = mt7620_fe_reset, + .reset_fe = mt7620_fe_reset,
+ .set_mac = mt7620_set_mac, + .set_mac = mt7620_set_mac,
+ .fwd_config = mt7620_fwd_config, + .fwd_config = mt7620_fwd_config,
@ -4120,8 +4253,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+}; +};
+ +
+MODULE_DEVICE_TABLE(of, of_fe_match); +MODULE_DEVICE_TABLE(of, of_fe_match);
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/soc_rt2880.c
+++ b/drivers/net/ethernet/ralink/soc_rt2880.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/soc_rt2880.c 2013-12-09 13:26:42.332125203 +0100
@@ -0,0 +1,51 @@ @@ -0,0 +1,51 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -4174,8 +4309,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+}; +};
+ +
+MODULE_DEVICE_TABLE(of, of_fe_match); +MODULE_DEVICE_TABLE(of, of_fe_match);
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/soc_rt305x.c
+++ b/drivers/net/ethernet/ralink/soc_rt305x.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/soc_rt305x.c 2013-12-09 13:26:42.332125203 +0100
@@ -0,0 +1,113 @@ @@ -0,0 +1,113 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -4290,8 +4427,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+}; +};
+ +
+MODULE_DEVICE_TABLE(of, of_fe_match); +MODULE_DEVICE_TABLE(of, of_fe_match);
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/soc_rt3883.c
+++ b/drivers/net/ethernet/ralink/soc_rt3883.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/soc_rt3883.c 2013-12-09 13:26:42.332125203 +0100
@@ -0,0 +1,60 @@ @@ -0,0 +1,60 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or modify + * This program is free software; you can redistribute it and/or modify
@ -4353,8 +4492,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+MODULE_DEVICE_TABLE(of, of_fe_match); +MODULE_DEVICE_TABLE(of, of_fe_match);
+ +
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/mt7530.c
+++ b/drivers/net/ethernet/ralink/mt7530.c ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/mt7530.c 2013-12-09 13:26:42.336125203 +0100
@@ -0,0 +1,467 @@ @@ -0,0 +1,467 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or + * This program is free software; you can redistribute it and/or
@ -4823,8 +4964,10 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ +
+ return 0; + return 0;
+} +}
--- /dev/null Index: linux-3.10.21/drivers/net/ethernet/ralink/mt7530.h
+++ b/drivers/net/ethernet/ralink/mt7530.h ===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ linux-3.10.21/drivers/net/ethernet/ralink/mt7530.h 2013-12-09 13:26:42.336125203 +0100
@@ -0,0 +1,20 @@ @@ -0,0 +1,20 @@
+/* +/*
+ * This program is free software; you can redistribute it and/or + * This program is free software; you can redistribute it and/or