]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/net/e1000/e1000_main.c
Merge git://git.tuxdriver.com/git/netdev-jwl
[linux-2.6-omap-h63xx.git] / drivers / net / e1000 / e1000_main.c
index ad92115f20a0e869a726c5b50eae600850c0fb2b..8b207f0e139e04fb9894ec771195f0866ea8210b 100644 (file)
  */
 
 char e1000_driver_name[] = "e1000";
-char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
+static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
 #ifndef CONFIG_E1000_NAPI
 #define DRIVERNAPI
 #else
 #define DRIVERNAPI "-NAPI"
 #endif
-#define DRV_VERSION            "6.0.60-k2"DRIVERNAPI
+#define DRV_VERSION "6.1.16-k2"DRIVERNAPI
 char e1000_driver_version[] = DRV_VERSION;
-char e1000_copyright[] = "Copyright (c) 1999-2005 Intel Corporation.";
+static char e1000_copyright[] = "Copyright (c) 1999-2005 Intel Corporation.";
 
 /* e1000_pci_tbl - PCI Device ID Table
  *
@@ -80,6 +80,9 @@ static struct pci_device_id e1000_pci_tbl[] = {
        INTEL_E1000_ETHERNET_DEVICE(0x1026),
        INTEL_E1000_ETHERNET_DEVICE(0x1027),
        INTEL_E1000_ETHERNET_DEVICE(0x1028),
+       INTEL_E1000_ETHERNET_DEVICE(0x105E),
+       INTEL_E1000_ETHERNET_DEVICE(0x105F),
+       INTEL_E1000_ETHERNET_DEVICE(0x1060),
        INTEL_E1000_ETHERNET_DEVICE(0x1075),
        INTEL_E1000_ETHERNET_DEVICE(0x1076),
        INTEL_E1000_ETHERNET_DEVICE(0x1077),
@@ -88,10 +91,13 @@ static struct pci_device_id e1000_pci_tbl[] = {
        INTEL_E1000_ETHERNET_DEVICE(0x107A),
        INTEL_E1000_ETHERNET_DEVICE(0x107B),
        INTEL_E1000_ETHERNET_DEVICE(0x107C),
+       INTEL_E1000_ETHERNET_DEVICE(0x107D),
+       INTEL_E1000_ETHERNET_DEVICE(0x107E),
+       INTEL_E1000_ETHERNET_DEVICE(0x107F),
        INTEL_E1000_ETHERNET_DEVICE(0x108A),
        INTEL_E1000_ETHERNET_DEVICE(0x108B),
        INTEL_E1000_ETHERNET_DEVICE(0x108C),
-       INTEL_E1000_ETHERNET_DEVICE(0x1099),
+       INTEL_E1000_ETHERNET_DEVICE(0x109A),
        /* required last entry */
        {0,}
 };
@@ -106,14 +112,14 @@ int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);
 int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);
 void e1000_free_all_tx_resources(struct e1000_adapter *adapter);
 void e1000_free_all_rx_resources(struct e1000_adapter *adapter);
-int e1000_setup_tx_resources(struct e1000_adapter *adapter,
-                             struct e1000_tx_ring *txdr);
-int e1000_setup_rx_resources(struct e1000_adapter *adapter,
-                             struct e1000_rx_ring *rxdr);
-void e1000_free_tx_resources(struct e1000_adapter *adapter,
-                             struct e1000_tx_ring *tx_ring);
-void e1000_free_rx_resources(struct e1000_adapter *adapter,
-                             struct e1000_rx_ring *rx_ring);
+static int e1000_setup_tx_resources(struct e1000_adapter *adapter,
+                                   struct e1000_tx_ring *txdr);
+static int e1000_setup_rx_resources(struct e1000_adapter *adapter,
+                                   struct e1000_rx_ring *rxdr);
+static void e1000_free_tx_resources(struct e1000_adapter *adapter,
+                                   struct e1000_tx_ring *tx_ring);
+static void e1000_free_rx_resources(struct e1000_adapter *adapter,
+                                   struct e1000_rx_ring *rx_ring);
 void e1000_update_stats(struct e1000_adapter *adapter);
 
 /* Local Function Prototypes */
@@ -185,8 +191,8 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid);
 static void e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid);
 static void e1000_restore_vlan(struct e1000_adapter *adapter);
 
-static int e1000_suspend(struct pci_dev *pdev, pm_message_t state);
 #ifdef CONFIG_PM
+static int e1000_suspend(struct pci_dev *pdev, pm_message_t state);
 static int e1000_resume(struct pci_dev *pdev);
 #endif
 
@@ -290,7 +296,8 @@ e1000_irq_enable(struct e1000_adapter *adapter)
                E1000_WRITE_FLUSH(&adapter->hw);
        }
 }
-void
+
+static void
 e1000_update_mng_vlan(struct e1000_adapter *adapter)
 {
        struct net_device *netdev = adapter->netdev;
@@ -398,8 +405,7 @@ e1000_down(struct e1000_adapter *adapter)
        e1000_clean_all_tx_rings(adapter);
        e1000_clean_all_rx_rings(adapter);
 
-       /* If WoL is not enabled
-        * and management mode is not IAMT
+       /* If WoL is not enabled and management mode is not IAMT
         * Power down the PHY so no link is implied when interface is down */
        if(!adapter->wol && adapter->hw.mac_type >= e1000_82540 &&
           adapter->hw.media_type == e1000_media_type_copper &&
@@ -777,12 +783,12 @@ e1000_remove(struct pci_dev *pdev)
        struct e1000_adapter *adapter = netdev_priv(netdev);
        uint32_t ctrl_ext;
        uint32_t manc, swsm;
-
-       flush_scheduled_work();
 #ifdef CONFIG_E1000_NAPI
        int i;
 #endif
 
+       flush_scheduled_work();
+
        if(adapter->hw.mac_type >= e1000_82540 &&
           adapter->hw.media_type == e1000_media_type_copper) {
                manc = E1000_READ_REG(&adapter->hw, MANC);
@@ -1136,7 +1142,7 @@ e1000_check_64k_bound(struct e1000_adapter *adapter,
  * Return 0 on success, negative on failure
  **/
 
-int
+static int
 e1000_setup_tx_resources(struct e1000_adapter *adapter,
                          struct e1000_tx_ring *txdr)
 {
@@ -1144,7 +1150,8 @@ e1000_setup_tx_resources(struct e1000_adapter *adapter,
        int size;
 
        size = sizeof(struct e1000_buffer) * txdr->count;
-       txdr->buffer_info = vmalloc(size);
+
+       txdr->buffer_info = vmalloc_node(size, pcibus_to_node(pdev->bus));
        if(!txdr->buffer_info) {
                DPRINTK(PROBE, ERR,
                "Unable to allocate memory for the transmit descriptor ring\n");
@@ -1353,7 +1360,7 @@ e1000_configure_tx(struct e1000_adapter *adapter)
  * Returns 0 on success, negative on failure
  **/
 
-int
+static int
 e1000_setup_rx_resources(struct e1000_adapter *adapter,
                          struct e1000_rx_ring *rxdr)
 {
@@ -1361,7 +1368,7 @@ e1000_setup_rx_resources(struct e1000_adapter *adapter,
        int size, desc_len;
 
        size = sizeof(struct e1000_buffer) * rxdr->count;
-       rxdr->buffer_info = vmalloc(size);
+       rxdr->buffer_info = vmalloc_node(size, pcibus_to_node(pdev->bus));
        if (!rxdr->buffer_info) {
                DPRINTK(PROBE, ERR,
                "Unable to allocate memory for the receive descriptor ring\n");
@@ -1484,12 +1491,16 @@ e1000_setup_all_rx_resources(struct e1000_adapter *adapter)
  * e1000_setup_rctl - configure the receive control registers
  * @adapter: Board private structure
  **/
-
+#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \
+                       (((S) & (PAGE_SIZE - 1)) ? 1 : 0))
 static void
 e1000_setup_rctl(struct e1000_adapter *adapter)
 {
        uint32_t rctl, rfctl;
        uint32_t psrctl = 0;
+#ifdef CONFIG_E1000_PACKET_SPLIT
+       uint32_t pages = 0;
+#endif
 
        rctl = E1000_READ_REG(&adapter->hw, RCTL);
 
@@ -1543,11 +1554,14 @@ e1000_setup_rctl(struct e1000_adapter *adapter)
         * followed by the page buffers.  Therefore, skb->data is
         * sized to hold the largest protocol header.
         */
-       adapter->rx_ps = (adapter->hw.mac_type > e1000_82547_rev_2) 
-                         && (adapter->netdev->mtu 
-                             < ((3 * PAGE_SIZE) + adapter->rx_ps_bsize0));
+       pages = PAGE_USE_COUNT(adapter->netdev->mtu);
+       if ((adapter->hw.mac_type > e1000_82547_rev_2) && (pages <= 3) &&
+           PAGE_SIZE <= 16384)
+               adapter->rx_ps_pages = pages;
+       else
+               adapter->rx_ps_pages = 0;
 #endif
-       if(adapter->rx_ps) {
+       if (adapter->rx_ps_pages) {
                /* Configure extra packet-split registers */
                rfctl = E1000_READ_REG(&adapter->hw, RFCTL);
                rfctl |= E1000_RFCTL_EXTEN;
@@ -1559,12 +1573,19 @@ e1000_setup_rctl(struct e1000_adapter *adapter)
                
                psrctl |= adapter->rx_ps_bsize0 >>
                        E1000_PSRCTL_BSIZE0_SHIFT;
-               psrctl |= PAGE_SIZE >>
-                       E1000_PSRCTL_BSIZE1_SHIFT;
-               psrctl |= PAGE_SIZE <<
-                       E1000_PSRCTL_BSIZE2_SHIFT;
-               psrctl |= PAGE_SIZE <<
-                       E1000_PSRCTL_BSIZE3_SHIFT;
+
+               switch (adapter->rx_ps_pages) {
+               case 3:
+                       psrctl |= PAGE_SIZE <<
+                               E1000_PSRCTL_BSIZE3_SHIFT;
+               case 2:
+                       psrctl |= PAGE_SIZE <<
+                               E1000_PSRCTL_BSIZE2_SHIFT;
+               case 1:
+                       psrctl |= PAGE_SIZE >>
+                               E1000_PSRCTL_BSIZE1_SHIFT;
+                       break;
+               }
 
                E1000_WRITE_REG(&adapter->hw, PSRCTL, psrctl);
        }
@@ -1590,7 +1611,7 @@ e1000_configure_rx(struct e1000_adapter *adapter)
        int i;
 #endif
 
-       if(adapter->rx_ps) {
+       if (adapter->rx_ps_pages) {
                rdlen = adapter->rx_ring[0].count *
                        sizeof(union e1000_rx_desc_packet_split);
                adapter->clean_rx = e1000_clean_rx_irq_ps;
@@ -1700,8 +1721,8 @@ e1000_configure_rx(struct e1000_adapter *adapter)
 
                        /* Enable 82571 IPv4 payload checksum for UDP fragments
                         * Must be used in conjunction with packet-split. */
-                       if((adapter->hw.mac_type > e1000_82547_rev_2) && 
-                          (adapter->rx_ps)) {
+                       if ((hw->mac_type >= e1000_82571) && 
+                          (adapter->rx_ps_pages)) {
                                rxcsum |= E1000_RXCSUM_IPPCSE;
                        }
                } else {
@@ -1727,7 +1748,7 @@ e1000_configure_rx(struct e1000_adapter *adapter)
  * Free all transmit software resources
  **/
 
-void
+static void
 e1000_free_tx_resources(struct e1000_adapter *adapter,
                         struct e1000_tx_ring *tx_ring)
 {
@@ -1838,7 +1859,7 @@ e1000_clean_all_tx_rings(struct e1000_adapter *adapter)
  * Free all receive software resources
  **/
 
-void
+static void
 e1000_free_rx_resources(struct e1000_adapter *adapter,
                         struct e1000_rx_ring *rx_ring)
 {
@@ -1906,7 +1927,7 @@ e1000_clean_rx_ring(struct e1000_adapter *adapter,
                        dev_kfree_skb(buffer_info->skb);
                        buffer_info->skb = NULL;
 
-                       for(j = 0; j < PS_PAGE_BUFFERS; j++) {
+                       for(j = 0; j < adapter->rx_ps_pages; j++) {
                                if(!ps_page->ps_page[j]) break;
                                pci_unmap_single(pdev,
                                                 ps_page_dma->ps_page_dma[j],
@@ -3086,7 +3107,9 @@ e1000_intr(int irq, void *data, struct pt_regs *regs)
        struct e1000_adapter *adapter = netdev_priv(netdev);
        struct e1000_hw *hw = &adapter->hw;
        uint32_t icr = E1000_READ_REG(hw, ICR);
+#if defined(CONFIG_E1000_NAPI) && defined(CONFIG_E1000_MQ) || !defined(CONFIG_E1000_NAPI)
        int i;
+#endif
 
        if(unlikely(!icr))
                return IRQ_NONE;  /* Not our interrupt */
@@ -3114,13 +3137,14 @@ e1000_intr(int irq, void *data, struct pt_regs *regs)
        } else {
                printk("call_data.count == %u\n", atomic_read(&adapter->rx_sched_call_data.count));
        }
-#else
+#else /* if !CONFIG_E1000_MQ */
        if (likely(netif_rx_schedule_prep(&adapter->polling_netdev[0])))
                __netif_rx_schedule(&adapter->polling_netdev[0]);
        else
                e1000_irq_enable(adapter);
-#endif
-#else
+#endif /* CONFIG_E1000_MQ */
+
+#else /* if !CONFIG_E1000_NAPI */
        /* Writing IMC and IMS is needed for 82547.
           Due to Hub Link bus being occupied, an interrupt
           de-assertion message is not able to be sent.
@@ -3144,7 +3168,7 @@ e1000_intr(int irq, void *data, struct pt_regs *regs)
        if(hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2)
                e1000_irq_enable(adapter);
 
-#endif
+#endif /* CONFIG_E1000_NAPI */
 
        return IRQ_HANDLED;
 }
@@ -3551,7 +3575,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
                /* Good Receive */
                skb_put(skb, length);
 
-               for(j = 0; j < PS_PAGE_BUFFERS; j++) {
+               for(j = 0; j < adapter->rx_ps_pages; j++) {
                        if(!(length = le16_to_cpu(rx_desc->wb.upper.length[j])))
                                break;
 
@@ -3572,11 +3596,13 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
                                  rx_desc->wb.lower.hi_dword.csum_ip.csum, skb);
                skb->protocol = eth_type_trans(skb, netdev);
 
-#ifdef HAVE_RX_ZERO_COPY
                if(likely(rx_desc->wb.upper.header_status &
-                         E1000_RXDPS_HDRSTAT_HDRSP))
+                         E1000_RXDPS_HDRSTAT_HDRSP)) {
+                       adapter->rx_hdr_split++;
+#ifdef HAVE_RX_ZERO_COPY
                        skb_shinfo(skb)->zero_copy = TRUE;
 #endif
+               }
 #ifdef CONFIG_E1000_NAPI
                if(unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
                        vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
@@ -3740,22 +3766,26 @@ e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
                rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
 
                for(j = 0; j < PS_PAGE_BUFFERS; j++) {
-                       if(unlikely(!ps_page->ps_page[j])) {
-                               ps_page->ps_page[j] =
-                                       alloc_page(GFP_ATOMIC);
-                               if(unlikely(!ps_page->ps_page[j]))
-                                       goto no_buffers;
-                               ps_page_dma->ps_page_dma[j] =
-                                       pci_map_page(pdev,
-                                                    ps_page->ps_page[j],
-                                                    0, PAGE_SIZE,
-                                                    PCI_DMA_FROMDEVICE);
-                       }
-                       /* Refresh the desc even if buffer_addrs didn't
-                        * change because each write-back erases this info.
-                        */
-                       rx_desc->read.buffer_addr[j+1] =
-                               cpu_to_le64(ps_page_dma->ps_page_dma[j]);
+                       if (j < adapter->rx_ps_pages) {
+                               if (likely(!ps_page->ps_page[j])) {
+                                       ps_page->ps_page[j] =
+                                               alloc_page(GFP_ATOMIC);
+                                       if (unlikely(!ps_page->ps_page[j]))
+                                               goto no_buffers;
+                                       ps_page_dma->ps_page_dma[j] =
+                                               pci_map_page(pdev,
+                                                           ps_page->ps_page[j],
+                                                           0, PAGE_SIZE,
+                                                           PCI_DMA_FROMDEVICE);
+                               }
+                               /* Refresh the desc even if buffer_addrs didn't
+                                * change because each write-back erases 
+                                * this info.
+                                */
+                               rx_desc->read.buffer_addr[j+1] =
+                                    cpu_to_le64(ps_page_dma->ps_page_dma[j]);
+                       } else
+                               rx_desc->read.buffer_addr[j+1] = ~0;
                }
 
                skb = dev_alloc_skb(adapter->rx_ps_bsize0 + NET_IP_ALIGN);
@@ -4165,6 +4195,7 @@ e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx)
        return 0;
 }
 
+#ifdef CONFIG_PM
 static int
 e1000_suspend(struct pci_dev *pdev, pm_message_t state)
 {
@@ -4261,7 +4292,6 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state)
        return 0;
 }
 
-#ifdef CONFIG_PM
 static int
 e1000_resume(struct pci_dev *pdev)
 {
@@ -4324,7 +4354,7 @@ e1000_netpoll(struct net_device *netdev)
        struct e1000_adapter *adapter = netdev_priv(netdev);
        disable_irq(adapter->pdev->irq);
        e1000_intr(adapter->pdev->irq, netdev, NULL);
-       e1000_clean_tx_irq(adapter);
+       e1000_clean_tx_irq(adapter, adapter->tx_ring);
        enable_irq(adapter->pdev->irq);
 }
 #endif