jme: convert to SKB paged frag API.

[jme.git] / jme.c

diff --git a/jme.c b/jme.c
index 2ce93393320cec4de6d991c39fe40ddabcc930a1..48a0a23f342f604a04ca2f9fcd8b05a216c1d633 100644 (file)
--- a/jme.c
+++ b/jme.c
@@ -271,9 +271,7 @@ jme_reset_mac_processor(struct jme_adapter *jme)
 static inline void
 jme_clear_pm(struct jme_adapter *jme)
 {
-       jwrite32(jme, JME_PMCS, 0xFFFF0000 | jme->reg_pmcs);
-       pci_set_power_state(jme->pdev, PCI_D0);
-       device_set_wakeup_enable(&jme->pdev->dev, false);
+       jwrite32(jme, JME_PMCS, PMCS_STMASK | jme->reg_pmcs);
 }
 
 static int
@@ -753,20 +751,28 @@ jme_make_new_rx_buf(struct jme_adapter *jme, int i)
        struct jme_ring *rxring = &(jme->rxring[0]);
        struct jme_buffer_info *rxbi = rxring->bufinf + i;
        struct sk_buff *skb;
+       dma_addr_t mapping;
 
        skb = netdev_alloc_skb(jme->dev,
                jme->dev->mtu + RX_EXTRA_LEN);
        if (unlikely(!skb))
                return -ENOMEM;
 
+       mapping = pci_map_page(jme->pdev, virt_to_page(skb->data),
+                              offset_in_page(skb->data), skb_tailroom(skb),
+                              PCI_DMA_FROMDEVICE);
+       if (unlikely(pci_dma_mapping_error(jme->pdev, mapping))) {
+               dev_kfree_skb(skb);
+               return -ENOMEM;
+       }
+
+       if (likely(rxbi->mapping))
+               pci_unmap_page(jme->pdev, rxbi->mapping,
+                              rxbi->len, PCI_DMA_FROMDEVICE);
+
        rxbi->skb = skb;
        rxbi->len = skb_tailroom(skb);
-       rxbi->mapping = pci_map_page(jme->pdev,
-                                       virt_to_page(skb->data),
-                                       offset_in_page(skb->data),
-                                       rxbi->len,
-                                       PCI_DMA_FROMDEVICE);
-
+       rxbi->mapping = mapping;
        return 0;
 }
 
@@ -1050,16 +1056,12 @@ jme_alloc_and_feed_skb(struct jme_adapter *jme, int idx)
                        skb_checksum_none_assert(skb);
 
                if (rxdesc->descwb.flags & cpu_to_le16(RXWBFLAG_TAGON)) {
-                       if (jme->vlgrp) {
-                               jme->jme_vlan_rx(skb, jme->vlgrp,
-                                       le16_to_cpu(rxdesc->descwb.vlan));
-                               NET_STAT(jme).rx_bytes += 4;
-                       } else {
-                               dev_kfree_skb(skb);
-                       }
-               } else {
-                       jme->jme_rx(skb);
+                       u16 vid = le16_to_cpu(rxdesc->descwb.vlan);
+
+                       __vlan_hwaccel_put_tag(skb, vid);
+                       NET_STAT(jme).rx_bytes += 4;
                }
+               jme->jme_rx(skb);
 
                if ((rxdesc->descwb.flags & cpu_to_le16(RXWBFLAG_DEST)) ==
                    cpu_to_le16(RXWBFLAG_DEST_MUL))
@@ -1817,11 +1819,9 @@ jme_powersave_phy(struct jme_adapter *jme)
 {
        if (jme->reg_pmcs) {
                jme_set_100m_half(jme);
-
                if (jme->reg_pmcs & (PMCS_LFEN | PMCS_LREN))
                        jme_wait_link(jme);
-
-               jwrite32(jme, JME_PMCS, jme->reg_pmcs);
+               jme_clear_pm(jme);
        } else {
                jme_phy_off(jme);
        }
@@ -1928,8 +1928,9 @@ jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx)
                ctxdesc = txdesc + ((idx + i + 2) & (mask));
                ctxbi = txbi + ((idx + i + 2) & (mask));
 
-               jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi, frag->page,
-                                frag->page_offset, frag->size, hidma);
+               jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi,
+                               skb_frag_page(frag),
+                               frag->page_offset, frag->size, hidma);
        }
 
        len = skb_is_nonlinear(skb) ? skb_headlen(skb) : skb->len;
@@ -2285,16 +2286,6 @@ static inline void jme_resume_rx(struct jme_adapter *jme)
        atomic_inc(&jme->link_changing);
 }
 
-static void
-jme_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
-{
-       struct jme_adapter *jme = netdev_priv(netdev);
-
-       jme_pause_rx(jme);
-       jme->vlgrp = grp;
-       jme_resume_rx(jme);
-}
-
 static void
 jme_get_drvinfo(struct net_device *netdev,
                     struct ethtool_drvinfo *info)
@@ -2405,7 +2396,6 @@ jme_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ecmd)
            test_bit(JME_FLAG_POLL, &jme->flags)) {
                clear_bit(JME_FLAG_POLL, &jme->flags);
                jme->jme_rx = netif_rx;
-               jme->jme_vlan_rx = vlan_hwaccel_rx;
                dpi->cur                = PCC_P1;
                dpi->attempt            = PCC_P1;
                dpi->cnt                = 0;
@@ -2415,7 +2405,6 @@ jme_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ecmd)
                   !(test_bit(JME_FLAG_POLL, &jme->flags))) {
                set_bit(JME_FLAG_POLL, &jme->flags);
                jme->jme_rx = netif_receive_skb;
-               jme->jme_vlan_rx = vlan_hwaccel_receive_skb;
                jme_interrupt_mode(jme);
        }
 
@@ -2529,8 +2518,7 @@ jme_set_wol(struct net_device *netdev,
                jme->reg_pmcs |= PMCS_MFEN;
 
        jwrite32(jme, JME_PMCS, jme->reg_pmcs);
-
-       device_set_wakeup_enable(&jme->pdev->dev, jme->reg_pmcs);
+       device_set_wakeup_enable(&jme->pdev->dev, !!(jme->reg_pmcs));
 
        return 0;
 }
@@ -2852,10 +2840,9 @@ static const struct net_device_ops jme_netdev_ops = {
        .ndo_do_ioctl           = jme_ioctl,
        .ndo_start_xmit         = jme_start_xmit,
        .ndo_set_mac_address    = jme_set_macaddr,
-       .ndo_set_multicast_list = jme_set_multi,
+       .ndo_set_rx_mode        = jme_set_multi,
        .ndo_change_mtu         = jme_change_mtu,
        .ndo_tx_timeout         = jme_tx_timeout,
-       .ndo_vlan_rx_register   = jme_vlan_rx_register,
        .ndo_fix_features       = jme_fix_features,
        .ndo_set_features       = jme_set_features,
 };
@@ -2938,7 +2925,6 @@ jme_init_one(struct pci_dev *pdev,
        jme->pdev = pdev;
        jme->dev = netdev;
        jme->jme_rx = netif_rx;
-       jme->jme_vlan_rx = vlan_hwaccel_rx;
        jme->old_mtu = netdev->mtu = 1500;
        jme->phylink = 0;
        jme->tx_ring_size = 1 << 10;
@@ -3058,6 +3044,9 @@ jme_init_one(struct pci_dev *pdev,
        jme->mii_if.mdio_write = jme_mdio_write;
 
        jme_clear_pm(jme);
+       pci_set_power_state(jme->pdev, PCI_D0);
+       device_set_wakeup_enable(&pdev->dev, true);
+
        jme_set_phyfifo_5level(jme);
        jme->pcirev = pdev->revision;
        if (!jme->fpgaver)
@@ -3136,7 +3125,8 @@ jme_shutdown(struct pci_dev *pdev)
 }
 
 #ifdef CONFIG_PM_SLEEP
-static int jme_suspend(struct device *dev)
+static int
+jme_suspend(struct device *dev)
 {
        struct pci_dev *pdev = to_pci_dev(dev);
        struct net_device *netdev = pci_get_drvdata(pdev);
@@ -3175,14 +3165,14 @@ static int jme_suspend(struct device *dev)
        return 0;
 }
 
-static int jme_resume(struct device *dev)
+static int
+jme_resume(struct device *dev)
 {
        struct pci_dev *pdev = to_pci_dev(dev);
        struct net_device *netdev = pci_get_drvdata(pdev);
        struct jme_adapter *jme = netdev_priv(netdev);
 
-       jwrite32(jme, JME_PMCS, 0xFFFF0000 | jme->reg_pmcs);
-
+       jme_clear_pm(jme);
        jme_phy_on(jme);
        if (test_bit(JME_FLAG_SSET, &jme->flags))
                jme_set_settings(netdev, &jme->old_ecmd);