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git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-20 02:23:22 +03:00
improve routing/nat performance for devices using the marvell 88e6060 switch
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13060 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
parent
b6288db05c
commit
594d20c1a4
@ -1,6 +1,33 @@
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--- a/drivers/net/ar2313/ar2313.c
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+++ b/drivers/net/ar2313/ar2313.c
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@@ -953,9 +953,9 @@
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@@ -834,6 +834,7 @@ static void ar2313_load_rx_ring(struct n
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for (i = 0; i < nr_bufs; i++) {
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struct sk_buff *skb;
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ar2313_descr_t *rd;
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+ int offset = RX_OFFSET;
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if (sp->rx_skb[idx]) {
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#if DEBUG_RX
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@@ -855,7 +856,9 @@ static void ar2313_load_rx_ring(struct n
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* Make sure IP header starts on a fresh cache line.
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*/
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skb->dev = dev;
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- skb_reserve(skb, RX_OFFSET);
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+ if (sp->phy_dev)
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+ offset += sp->phy_dev->pkt_align;
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+ skb_reserve(skb, offset);
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sp->rx_skb[idx] = skb;
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rd = (ar2313_descr_t *) & sp->rx_ring[idx];
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@@ -946,6 +949,7 @@ static int ar2313_rx_int(struct net_devi
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/* alloc new buffer. */
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skb_new = dev_alloc_skb(AR2313_BUFSIZE + RX_OFFSET + 128);
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if (skb_new != NULL) {
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+ int offset;
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skb = sp->rx_skb[idx];
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/* set skb */
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@@ -953,13 +957,17 @@ static int ar2313_rx_int(struct net_devi
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((status >> DMA_RX_LEN_SHIFT) & 0x3fff) - CRC_LEN);
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dev->stats.rx_bytes += skb->len;
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@ -11,8 +38,17 @@
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+ sp->rx(skb);
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skb_new->dev = dev;
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+
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/* 16 bit align */
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@@ -1370,6 +1370,8 @@
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- skb_reserve(skb_new, RX_OFFSET + 32);
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+ offset = RX_OFFSET + 32;
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+ if (sp->phy_dev)
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+ offset += sp->phy_dev->pkt_align;
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+ skb_reserve(skb_new, offset);
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/* reset descriptor's curr_addr */
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rxdesc->addr = virt_to_phys(skb_new->data);
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@@ -1370,6 +1378,8 @@ static int mdiobus_probe (struct net_dev
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return PTR_ERR(phydev);
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}
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@ -23,7 +59,7 @@
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| SUPPORTED_10baseT_Full
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--- a/drivers/net/ar2313/ar2313.h
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+++ b/drivers/net/ar2313/ar2313.h
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@@ -107,6 +107,8 @@
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@@ -107,6 +107,8 @@ typedef struct {
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*/
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struct ar2313_private {
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struct net_device *dev;
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@ -1,6 +1,33 @@
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--- a/drivers/net/ar2313/ar2313.c
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+++ b/drivers/net/ar2313/ar2313.c
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@@ -953,9 +953,9 @@ static int ar2313_rx_int(struct net_devi
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@@ -834,6 +834,7 @@ static void ar2313_load_rx_ring(struct n
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for (i = 0; i < nr_bufs; i++) {
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struct sk_buff *skb;
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ar2313_descr_t *rd;
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+ int offset = RX_OFFSET;
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if (sp->rx_skb[idx]) {
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#if DEBUG_RX
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@@ -855,7 +856,9 @@ static void ar2313_load_rx_ring(struct n
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* Make sure IP header starts on a fresh cache line.
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*/
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skb->dev = dev;
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- skb_reserve(skb, RX_OFFSET);
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+ if (sp->phy_dev)
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+ offset += sp->phy_dev->pkt_align;
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+ skb_reserve(skb, offset);
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sp->rx_skb[idx] = skb;
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rd = (ar2313_descr_t *) & sp->rx_ring[idx];
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@@ -946,6 +949,7 @@ static int ar2313_rx_int(struct net_devi
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/* alloc new buffer. */
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skb_new = dev_alloc_skb(AR2313_BUFSIZE + RX_OFFSET + 128);
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if (skb_new != NULL) {
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+ int offset;
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skb = sp->rx_skb[idx];
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/* set skb */
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@@ -953,13 +957,17 @@ static int ar2313_rx_int(struct net_devi
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((status >> DMA_RX_LEN_SHIFT) & 0x3fff) - CRC_LEN);
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dev->stats.rx_bytes += skb->len;
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@ -11,8 +38,17 @@
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+ sp->rx(skb);
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skb_new->dev = dev;
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+
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/* 16 bit align */
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@@ -1370,6 +1370,8 @@ static int mdiobus_probe (struct net_dev
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- skb_reserve(skb_new, RX_OFFSET + 32);
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+ offset = RX_OFFSET + 32;
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+ if (sp->phy_dev)
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+ offset += sp->phy_dev->pkt_align;
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+ skb_reserve(skb_new, offset);
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/* reset descriptor's curr_addr */
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rxdesc->addr = virt_to_phys(skb_new->data);
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@@ -1370,6 +1378,8 @@ static int mdiobus_probe (struct net_dev
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return PTR_ERR(phydev);
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}
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@ -338,6 +338,7 @@ mvswitch_config_init(struct phy_device *pdev)
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);
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/* hook into the tx function */
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pdev->pkt_align = 2;
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priv->hardstart = dev->hard_start_xmit;
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pdev->netif_receive_skb = mvswitch_netif_receive_skb;
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pdev->netif_rx = mvswitch_netif_rx;
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@ -30,7 +30,7 @@
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--- a/include/linux/phy.h
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+++ b/include/linux/phy.h
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@@ -309,6 +309,17 @@
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@@ -309,6 +309,20 @@
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void (*adjust_link)(struct net_device *dev);
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void (*adjust_state)(struct net_device *dev);
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@ -45,6 +45,9 @@
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+ */
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+ int (*netif_receive_skb)(struct sk_buff *skb);
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+ int (*netif_rx)(struct sk_buff *skb);
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+
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+ /* alignment offset for packets */
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+ int pkt_align;
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};
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#define to_phy_device(d) container_of(d, struct phy_device, dev)
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@ -1,6 +1,6 @@
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--- a/drivers/net/phy/phy_device.c
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+++ b/drivers/net/phy/phy_device.c
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@@ -143,6 +143,18 @@ int phy_scan_fixups(struct phy_device *p
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@@ -143,6 +143,18 @@
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}
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EXPORT_SYMBOL(phy_scan_fixups);
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@ -19,7 +19,7 @@
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struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id)
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{
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struct phy_device *dev;
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@@ -168,6 +180,8 @@ struct phy_device* phy_device_create(str
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@@ -168,6 +180,8 @@
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dev->bus = bus;
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dev->state = PHY_DOWN;
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@ -30,7 +30,7 @@
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--- a/include/linux/phy.h
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+++ b/include/linux/phy.h
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@@ -309,6 +309,17 @@ struct phy_device {
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@@ -309,6 +309,20 @@
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void (*adjust_link)(struct net_device *dev);
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void (*adjust_state)(struct net_device *dev);
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@ -45,12 +45,15 @@
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+ */
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+ int (*netif_receive_skb)(struct sk_buff *skb);
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+ int (*netif_rx)(struct sk_buff *skb);
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+
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+ /* alignment offset for packets */
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+ int pkt_align;
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};
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#define to_phy_device(d) container_of(d, struct phy_device, dev)
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--- a/include/linux/netdevice.h
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+++ b/include/linux/netdevice.h
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@@ -613,6 +613,7 @@ struct net_device
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@@ -613,6 +613,7 @@
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void *ax25_ptr; /* AX.25 specific data */
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struct wireless_dev *ieee80211_ptr; /* IEEE 802.11 specific data,
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assign before registering */
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