diff options
Diffstat (limited to 'drivers/net/qla3xxx.c')
-rwxr-xr-x[-rw-r--r--] | drivers/net/qla3xxx.c | 363 |
1 files changed, 301 insertions, 62 deletions
diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c index 8844c20eac2d..2429b274f0b0 100644..100755 --- a/drivers/net/qla3xxx.c +++ b/drivers/net/qla3xxx.c | |||
@@ -22,6 +22,7 @@ | |||
22 | #include <linux/errno.h> | 22 | #include <linux/errno.h> |
23 | #include <linux/ioport.h> | 23 | #include <linux/ioport.h> |
24 | #include <linux/ip.h> | 24 | #include <linux/ip.h> |
25 | #include <linux/in.h> | ||
25 | #include <linux/if_arp.h> | 26 | #include <linux/if_arp.h> |
26 | #include <linux/if_ether.h> | 27 | #include <linux/if_ether.h> |
27 | #include <linux/netdevice.h> | 28 | #include <linux/netdevice.h> |
@@ -63,6 +64,7 @@ MODULE_PARM_DESC(msi, "Turn on Message Signaled Interrupts."); | |||
63 | 64 | ||
64 | static struct pci_device_id ql3xxx_pci_tbl[] __devinitdata = { | 65 | static struct pci_device_id ql3xxx_pci_tbl[] __devinitdata = { |
65 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QL3022_DEVICE_ID)}, | 66 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QL3022_DEVICE_ID)}, |
67 | {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, QL3032_DEVICE_ID)}, | ||
66 | /* required last entry */ | 68 | /* required last entry */ |
67 | {0,} | 69 | {0,} |
68 | }; | 70 | }; |
@@ -1475,6 +1477,10 @@ static int ql_mii_setup(struct ql3_adapter *qdev) | |||
1475 | 2) << 7)) | 1477 | 2) << 7)) |
1476 | return -1; | 1478 | return -1; |
1477 | 1479 | ||
1480 | if (qdev->device_id == QL3032_DEVICE_ID) | ||
1481 | ql_write_page0_reg(qdev, | ||
1482 | &port_regs->macMIIMgmtControlReg, 0x0f00000); | ||
1483 | |||
1478 | /* Divide 125MHz clock by 28 to meet PHY timing requirements */ | 1484 | /* Divide 125MHz clock by 28 to meet PHY timing requirements */ |
1479 | reg = MAC_MII_CONTROL_CLK_SEL_DIV28; | 1485 | reg = MAC_MII_CONTROL_CLK_SEL_DIV28; |
1480 | 1486 | ||
@@ -1706,18 +1712,42 @@ static void ql_process_mac_tx_intr(struct ql3_adapter *qdev, | |||
1706 | struct ob_mac_iocb_rsp *mac_rsp) | 1712 | struct ob_mac_iocb_rsp *mac_rsp) |
1707 | { | 1713 | { |
1708 | struct ql_tx_buf_cb *tx_cb; | 1714 | struct ql_tx_buf_cb *tx_cb; |
1715 | int i; | ||
1709 | 1716 | ||
1710 | tx_cb = &qdev->tx_buf[mac_rsp->transaction_id]; | 1717 | tx_cb = &qdev->tx_buf[mac_rsp->transaction_id]; |
1711 | pci_unmap_single(qdev->pdev, | 1718 | pci_unmap_single(qdev->pdev, |
1712 | pci_unmap_addr(tx_cb, mapaddr), | 1719 | pci_unmap_addr(&tx_cb->map[0], mapaddr), |
1713 | pci_unmap_len(tx_cb, maplen), PCI_DMA_TODEVICE); | 1720 | pci_unmap_len(&tx_cb->map[0], maplen), |
1714 | dev_kfree_skb_irq(tx_cb->skb); | 1721 | PCI_DMA_TODEVICE); |
1722 | tx_cb->seg_count--; | ||
1723 | if (tx_cb->seg_count) { | ||
1724 | for (i = 1; i < tx_cb->seg_count; i++) { | ||
1725 | pci_unmap_page(qdev->pdev, | ||
1726 | pci_unmap_addr(&tx_cb->map[i], | ||
1727 | mapaddr), | ||
1728 | pci_unmap_len(&tx_cb->map[i], maplen), | ||
1729 | PCI_DMA_TODEVICE); | ||
1730 | } | ||
1731 | } | ||
1715 | qdev->stats.tx_packets++; | 1732 | qdev->stats.tx_packets++; |
1716 | qdev->stats.tx_bytes += tx_cb->skb->len; | 1733 | qdev->stats.tx_bytes += tx_cb->skb->len; |
1734 | dev_kfree_skb_irq(tx_cb->skb); | ||
1717 | tx_cb->skb = NULL; | 1735 | tx_cb->skb = NULL; |
1718 | atomic_inc(&qdev->tx_count); | 1736 | atomic_inc(&qdev->tx_count); |
1719 | } | 1737 | } |
1720 | 1738 | ||
1739 | /* | ||
1740 | * The difference between 3022 and 3032 for inbound completions: | ||
1741 | * 3022 uses two buffers per completion. The first buffer contains | ||
1742 | * (some) header info, the second the remainder of the headers plus | ||
1743 | * the data. For this chip we reserve some space at the top of the | ||
1744 | * receive buffer so that the header info in buffer one can be | ||
1745 | * prepended to the buffer two. Buffer two is the sent up while | ||
1746 | * buffer one is returned to the hardware to be reused. | ||
1747 | * 3032 receives all of it's data and headers in one buffer for a | ||
1748 | * simpler process. 3032 also supports checksum verification as | ||
1749 | * can be seen in ql_process_macip_rx_intr(). | ||
1750 | */ | ||
1721 | static void ql_process_mac_rx_intr(struct ql3_adapter *qdev, | 1751 | static void ql_process_mac_rx_intr(struct ql3_adapter *qdev, |
1722 | struct ib_mac_iocb_rsp *ib_mac_rsp_ptr) | 1752 | struct ib_mac_iocb_rsp *ib_mac_rsp_ptr) |
1723 | { | 1753 | { |
@@ -1740,14 +1770,17 @@ static void ql_process_mac_rx_intr(struct ql3_adapter *qdev, | |||
1740 | qdev->last_rsp_offset = qdev->small_buf_phy_addr_low + offset; | 1770 | qdev->last_rsp_offset = qdev->small_buf_phy_addr_low + offset; |
1741 | qdev->small_buf_release_cnt++; | 1771 | qdev->small_buf_release_cnt++; |
1742 | 1772 | ||
1743 | /* start of first buffer */ | 1773 | if (qdev->device_id == QL3022_DEVICE_ID) { |
1744 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); | 1774 | /* start of first buffer (3022 only) */ |
1745 | lrg_buf_cb1 = &qdev->lrg_buf[qdev->lrg_buf_index]; | 1775 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); |
1746 | qdev->lrg_buf_release_cnt++; | 1776 | lrg_buf_cb1 = &qdev->lrg_buf[qdev->lrg_buf_index]; |
1747 | if (++qdev->lrg_buf_index == NUM_LARGE_BUFFERS) | 1777 | qdev->lrg_buf_release_cnt++; |
1748 | qdev->lrg_buf_index = 0; | 1778 | if (++qdev->lrg_buf_index == NUM_LARGE_BUFFERS) { |
1749 | curr_ial_ptr++; /* 64-bit pointers require two incs. */ | 1779 | qdev->lrg_buf_index = 0; |
1750 | curr_ial_ptr++; | 1780 | } |
1781 | curr_ial_ptr++; /* 64-bit pointers require two incs. */ | ||
1782 | curr_ial_ptr++; | ||
1783 | } | ||
1751 | 1784 | ||
1752 | /* start of second buffer */ | 1785 | /* start of second buffer */ |
1753 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); | 1786 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); |
@@ -1778,7 +1811,8 @@ static void ql_process_mac_rx_intr(struct ql3_adapter *qdev, | |||
1778 | qdev->ndev->last_rx = jiffies; | 1811 | qdev->ndev->last_rx = jiffies; |
1779 | lrg_buf_cb2->skb = NULL; | 1812 | lrg_buf_cb2->skb = NULL; |
1780 | 1813 | ||
1781 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb1); | 1814 | if (qdev->device_id == QL3022_DEVICE_ID) |
1815 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb1); | ||
1782 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb2); | 1816 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb2); |
1783 | } | 1817 | } |
1784 | 1818 | ||
@@ -1790,7 +1824,7 @@ static void ql_process_macip_rx_intr(struct ql3_adapter *qdev, | |||
1790 | struct ql_rcv_buf_cb *lrg_buf_cb1 = NULL; | 1824 | struct ql_rcv_buf_cb *lrg_buf_cb1 = NULL; |
1791 | struct ql_rcv_buf_cb *lrg_buf_cb2 = NULL; | 1825 | struct ql_rcv_buf_cb *lrg_buf_cb2 = NULL; |
1792 | u32 *curr_ial_ptr; | 1826 | u32 *curr_ial_ptr; |
1793 | struct sk_buff *skb1, *skb2; | 1827 | struct sk_buff *skb1 = NULL, *skb2; |
1794 | struct net_device *ndev = qdev->ndev; | 1828 | struct net_device *ndev = qdev->ndev; |
1795 | u16 length = le16_to_cpu(ib_ip_rsp_ptr->length); | 1829 | u16 length = le16_to_cpu(ib_ip_rsp_ptr->length); |
1796 | u16 size = 0; | 1830 | u16 size = 0; |
@@ -1806,16 +1840,20 @@ static void ql_process_macip_rx_intr(struct ql3_adapter *qdev, | |||
1806 | qdev->last_rsp_offset = qdev->small_buf_phy_addr_low + offset; | 1840 | qdev->last_rsp_offset = qdev->small_buf_phy_addr_low + offset; |
1807 | qdev->small_buf_release_cnt++; | 1841 | qdev->small_buf_release_cnt++; |
1808 | 1842 | ||
1809 | /* start of first buffer */ | 1843 | if (qdev->device_id == QL3022_DEVICE_ID) { |
1810 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); | 1844 | /* start of first buffer on 3022 */ |
1811 | lrg_buf_cb1 = &qdev->lrg_buf[qdev->lrg_buf_index]; | 1845 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); |
1812 | 1846 | lrg_buf_cb1 = &qdev->lrg_buf[qdev->lrg_buf_index]; | |
1813 | qdev->lrg_buf_release_cnt++; | 1847 | qdev->lrg_buf_release_cnt++; |
1814 | if (++qdev->lrg_buf_index == NUM_LARGE_BUFFERS) | 1848 | if (++qdev->lrg_buf_index == NUM_LARGE_BUFFERS) |
1815 | qdev->lrg_buf_index = 0; | 1849 | qdev->lrg_buf_index = 0; |
1816 | skb1 = lrg_buf_cb1->skb; | 1850 | skb1 = lrg_buf_cb1->skb; |
1817 | curr_ial_ptr++; /* 64-bit pointers require two incs. */ | 1851 | curr_ial_ptr++; /* 64-bit pointers require two incs. */ |
1818 | curr_ial_ptr++; | 1852 | curr_ial_ptr++; |
1853 | size = ETH_HLEN; | ||
1854 | if (*((u16 *) skb1->data) != 0xFFFF) | ||
1855 | size += VLAN_ETH_HLEN - ETH_HLEN; | ||
1856 | } | ||
1819 | 1857 | ||
1820 | /* start of second buffer */ | 1858 | /* start of second buffer */ |
1821 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); | 1859 | lrg_buf_phy_addr_low = le32_to_cpu(*curr_ial_ptr); |
@@ -1825,18 +1863,6 @@ static void ql_process_macip_rx_intr(struct ql3_adapter *qdev, | |||
1825 | if (++qdev->lrg_buf_index == NUM_LARGE_BUFFERS) | 1863 | if (++qdev->lrg_buf_index == NUM_LARGE_BUFFERS) |
1826 | qdev->lrg_buf_index = 0; | 1864 | qdev->lrg_buf_index = 0; |
1827 | 1865 | ||
1828 | qdev->stats.rx_packets++; | ||
1829 | qdev->stats.rx_bytes += length; | ||
1830 | |||
1831 | /* | ||
1832 | * Copy the ethhdr from first buffer to second. This | ||
1833 | * is necessary for IP completions. | ||
1834 | */ | ||
1835 | if (*((u16 *) skb1->data) != 0xFFFF) | ||
1836 | size = VLAN_ETH_HLEN; | ||
1837 | else | ||
1838 | size = ETH_HLEN; | ||
1839 | |||
1840 | skb_put(skb2, length); /* Just the second buffer length here. */ | 1866 | skb_put(skb2, length); /* Just the second buffer length here. */ |
1841 | pci_unmap_single(qdev->pdev, | 1867 | pci_unmap_single(qdev->pdev, |
1842 | pci_unmap_addr(lrg_buf_cb2, mapaddr), | 1868 | pci_unmap_addr(lrg_buf_cb2, mapaddr), |
@@ -1844,16 +1870,40 @@ static void ql_process_macip_rx_intr(struct ql3_adapter *qdev, | |||
1844 | PCI_DMA_FROMDEVICE); | 1870 | PCI_DMA_FROMDEVICE); |
1845 | prefetch(skb2->data); | 1871 | prefetch(skb2->data); |
1846 | 1872 | ||
1847 | memcpy(skb_push(skb2, size), skb1->data + VLAN_ID_LEN, size); | ||
1848 | skb2->dev = qdev->ndev; | ||
1849 | skb2->ip_summed = CHECKSUM_NONE; | 1873 | skb2->ip_summed = CHECKSUM_NONE; |
1874 | if (qdev->device_id == QL3022_DEVICE_ID) { | ||
1875 | /* | ||
1876 | * Copy the ethhdr from first buffer to second. This | ||
1877 | * is necessary for 3022 IP completions. | ||
1878 | */ | ||
1879 | memcpy(skb_push(skb2, size), skb1->data + VLAN_ID_LEN, size); | ||
1880 | } else { | ||
1881 | u16 checksum = le16_to_cpu(ib_ip_rsp_ptr->checksum); | ||
1882 | if (checksum & | ||
1883 | (IB_IP_IOCB_RSP_3032_ICE | | ||
1884 | IB_IP_IOCB_RSP_3032_CE | | ||
1885 | IB_IP_IOCB_RSP_3032_NUC)) { | ||
1886 | printk(KERN_ERR | ||
1887 | "%s: Bad checksum for this %s packet, checksum = %x.\n", | ||
1888 | __func__, | ||
1889 | ((checksum & | ||
1890 | IB_IP_IOCB_RSP_3032_TCP) ? "TCP" : | ||
1891 | "UDP"),checksum); | ||
1892 | } else if (checksum & IB_IP_IOCB_RSP_3032_TCP) { | ||
1893 | skb2->ip_summed = CHECKSUM_UNNECESSARY; | ||
1894 | } | ||
1895 | } | ||
1896 | skb2->dev = qdev->ndev; | ||
1850 | skb2->protocol = eth_type_trans(skb2, qdev->ndev); | 1897 | skb2->protocol = eth_type_trans(skb2, qdev->ndev); |
1851 | 1898 | ||
1852 | netif_receive_skb(skb2); | 1899 | netif_receive_skb(skb2); |
1900 | qdev->stats.rx_packets++; | ||
1901 | qdev->stats.rx_bytes += length; | ||
1853 | ndev->last_rx = jiffies; | 1902 | ndev->last_rx = jiffies; |
1854 | lrg_buf_cb2->skb = NULL; | 1903 | lrg_buf_cb2->skb = NULL; |
1855 | 1904 | ||
1856 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb1); | 1905 | if (qdev->device_id == QL3022_DEVICE_ID) |
1906 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb1); | ||
1857 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb2); | 1907 | ql_release_to_lrg_buf_free_list(qdev, lrg_buf_cb2); |
1858 | } | 1908 | } |
1859 | 1909 | ||
@@ -1880,12 +1930,14 @@ static int ql_tx_rx_clean(struct ql3_adapter *qdev, | |||
1880 | break; | 1930 | break; |
1881 | 1931 | ||
1882 | case OPCODE_IB_MAC_IOCB: | 1932 | case OPCODE_IB_MAC_IOCB: |
1933 | case OPCODE_IB_3032_MAC_IOCB: | ||
1883 | ql_process_mac_rx_intr(qdev, (struct ib_mac_iocb_rsp *) | 1934 | ql_process_mac_rx_intr(qdev, (struct ib_mac_iocb_rsp *) |
1884 | net_rsp); | 1935 | net_rsp); |
1885 | (*rx_cleaned)++; | 1936 | (*rx_cleaned)++; |
1886 | break; | 1937 | break; |
1887 | 1938 | ||
1888 | case OPCODE_IB_IP_IOCB: | 1939 | case OPCODE_IB_IP_IOCB: |
1940 | case OPCODE_IB_3032_IP_IOCB: | ||
1889 | ql_process_macip_rx_intr(qdev, (struct ib_ip_iocb_rsp *) | 1941 | ql_process_macip_rx_intr(qdev, (struct ib_ip_iocb_rsp *) |
1890 | net_rsp); | 1942 | net_rsp); |
1891 | (*rx_cleaned)++; | 1943 | (*rx_cleaned)++; |
@@ -2032,13 +2084,96 @@ static irqreturn_t ql3xxx_isr(int irq, void *dev_id) | |||
2032 | return IRQ_RETVAL(handled); | 2084 | return IRQ_RETVAL(handled); |
2033 | } | 2085 | } |
2034 | 2086 | ||
2087 | /* | ||
2088 | * Get the total number of segments needed for the | ||
2089 | * given number of fragments. This is necessary because | ||
2090 | * outbound address lists (OAL) will be used when more than | ||
2091 | * two frags are given. Each address list has 5 addr/len | ||
2092 | * pairs. The 5th pair in each AOL is used to point to | ||
2093 | * the next AOL if more frags are coming. | ||
2094 | * That is why the frags:segment count ratio is not linear. | ||
2095 | */ | ||
2096 | static int ql_get_seg_count(unsigned short frags) | ||
2097 | { | ||
2098 | switch(frags) { | ||
2099 | case 0: return 1; /* just the skb->data seg */ | ||
2100 | case 1: return 2; /* skb->data + 1 frag */ | ||
2101 | case 2: return 3; /* skb->data + 2 frags */ | ||
2102 | case 3: return 5; /* skb->data + 1 frag + 1 AOL containting 2 frags */ | ||
2103 | case 4: return 6; | ||
2104 | case 5: return 7; | ||
2105 | case 6: return 8; | ||
2106 | case 7: return 10; | ||
2107 | case 8: return 11; | ||
2108 | case 9: return 12; | ||
2109 | case 10: return 13; | ||
2110 | case 11: return 15; | ||
2111 | case 12: return 16; | ||
2112 | case 13: return 17; | ||
2113 | case 14: return 18; | ||
2114 | case 15: return 20; | ||
2115 | case 16: return 21; | ||
2116 | case 17: return 22; | ||
2117 | case 18: return 23; | ||
2118 | } | ||
2119 | return -1; | ||
2120 | } | ||
2121 | |||
2122 | static void ql_hw_csum_setup(struct sk_buff *skb, | ||
2123 | struct ob_mac_iocb_req *mac_iocb_ptr) | ||
2124 | { | ||
2125 | struct ethhdr *eth; | ||
2126 | struct iphdr *ip = NULL; | ||
2127 | u8 offset = ETH_HLEN; | ||
2128 | |||
2129 | eth = (struct ethhdr *)(skb->data); | ||
2130 | |||
2131 | if (eth->h_proto == __constant_htons(ETH_P_IP)) { | ||
2132 | ip = (struct iphdr *)&skb->data[ETH_HLEN]; | ||
2133 | } else if (eth->h_proto == htons(ETH_P_8021Q) && | ||
2134 | ((struct vlan_ethhdr *)skb->data)-> | ||
2135 | h_vlan_encapsulated_proto == __constant_htons(ETH_P_IP)) { | ||
2136 | ip = (struct iphdr *)&skb->data[VLAN_ETH_HLEN]; | ||
2137 | offset = VLAN_ETH_HLEN; | ||
2138 | } | ||
2139 | |||
2140 | if (ip) { | ||
2141 | if (ip->protocol == IPPROTO_TCP) { | ||
2142 | mac_iocb_ptr->flags1 |= OB_3032MAC_IOCB_REQ_TC; | ||
2143 | mac_iocb_ptr->ip_hdr_off = offset; | ||
2144 | mac_iocb_ptr->ip_hdr_len = ip->ihl; | ||
2145 | } else if (ip->protocol == IPPROTO_UDP) { | ||
2146 | mac_iocb_ptr->flags1 |= OB_3032MAC_IOCB_REQ_UC; | ||
2147 | mac_iocb_ptr->ip_hdr_off = offset; | ||
2148 | mac_iocb_ptr->ip_hdr_len = ip->ihl; | ||
2149 | } | ||
2150 | } | ||
2151 | } | ||
2152 | |||
2153 | /* | ||
2154 | * The difference between 3022 and 3032 sends: | ||
2155 | * 3022 only supports a simple single segment transmission. | ||
2156 | * 3032 supports checksumming and scatter/gather lists (fragments). | ||
2157 | * The 3032 supports sglists by using the 3 addr/len pairs (ALP) | ||
2158 | * in the IOCB plus a chain of outbound address lists (OAL) that | ||
2159 | * each contain 5 ALPs. The last ALP of the IOCB (3rd) or OAL (5th) | ||
2160 | * will used to point to an OAL when more ALP entries are required. | ||
2161 | * The IOCB is always the top of the chain followed by one or more | ||
2162 | * OALs (when necessary). | ||
2163 | */ | ||
2035 | static int ql3xxx_send(struct sk_buff *skb, struct net_device *ndev) | 2164 | static int ql3xxx_send(struct sk_buff *skb, struct net_device *ndev) |
2036 | { | 2165 | { |
2037 | struct ql3_adapter *qdev = (struct ql3_adapter *)netdev_priv(ndev); | 2166 | struct ql3_adapter *qdev = (struct ql3_adapter *)netdev_priv(ndev); |
2038 | struct ql3xxx_port_registers __iomem *port_regs = qdev->mem_map_registers; | 2167 | struct ql3xxx_port_registers __iomem *port_regs = qdev->mem_map_registers; |
2039 | struct ql_tx_buf_cb *tx_cb; | 2168 | struct ql_tx_buf_cb *tx_cb; |
2169 | u32 tot_len = skb->len; | ||
2170 | struct oal *oal; | ||
2171 | struct oal_entry *oal_entry; | ||
2172 | int len; | ||
2040 | struct ob_mac_iocb_req *mac_iocb_ptr; | 2173 | struct ob_mac_iocb_req *mac_iocb_ptr; |
2041 | u64 map; | 2174 | u64 map; |
2175 | int seg_cnt, seg = 0; | ||
2176 | int frag_cnt = (int)skb_shinfo(skb)->nr_frags; | ||
2042 | 2177 | ||
2043 | if (unlikely(atomic_read(&qdev->tx_count) < 2)) { | 2178 | if (unlikely(atomic_read(&qdev->tx_count) < 2)) { |
2044 | if (!netif_queue_stopped(ndev)) | 2179 | if (!netif_queue_stopped(ndev)) |
@@ -2046,21 +2181,79 @@ static int ql3xxx_send(struct sk_buff *skb, struct net_device *ndev) | |||
2046 | return NETDEV_TX_BUSY; | 2181 | return NETDEV_TX_BUSY; |
2047 | } | 2182 | } |
2048 | tx_cb = &qdev->tx_buf[qdev->req_producer_index] ; | 2183 | tx_cb = &qdev->tx_buf[qdev->req_producer_index] ; |
2184 | seg_cnt = tx_cb->seg_count = ql_get_seg_count((skb_shinfo(skb)->nr_frags)); | ||
2185 | if(seg_cnt == -1) { | ||
2186 | printk(KERN_ERR PFX"%s: invalid segment count!\n",__func__); | ||
2187 | return NETDEV_TX_OK; | ||
2188 | |||
2189 | } | ||
2049 | mac_iocb_ptr = tx_cb->queue_entry; | 2190 | mac_iocb_ptr = tx_cb->queue_entry; |
2050 | memset((void *)mac_iocb_ptr, 0, sizeof(struct ob_mac_iocb_req)); | 2191 | memset((void *)mac_iocb_ptr, 0, sizeof(struct ob_mac_iocb_req)); |
2051 | mac_iocb_ptr->opcode = qdev->mac_ob_opcode; | 2192 | mac_iocb_ptr->opcode = qdev->mac_ob_opcode; |
2052 | mac_iocb_ptr->flags |= qdev->mb_bit_mask; | 2193 | mac_iocb_ptr->flags |= qdev->mb_bit_mask; |
2053 | mac_iocb_ptr->transaction_id = qdev->req_producer_index; | 2194 | mac_iocb_ptr->transaction_id = qdev->req_producer_index; |
2054 | mac_iocb_ptr->data_len = cpu_to_le16((u16) skb->len); | 2195 | mac_iocb_ptr->data_len = cpu_to_le16((u16) tot_len); |
2055 | tx_cb->skb = skb; | 2196 | tx_cb->skb = skb; |
2056 | map = pci_map_single(qdev->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); | 2197 | if (skb->ip_summed == CHECKSUM_PARTIAL) |
2057 | mac_iocb_ptr->buf_addr0_low = cpu_to_le32(LS_64BITS(map)); | 2198 | ql_hw_csum_setup(skb, mac_iocb_ptr); |
2058 | mac_iocb_ptr->buf_addr0_high = cpu_to_le32(MS_64BITS(map)); | 2199 | len = skb_headlen(skb); |
2059 | mac_iocb_ptr->buf_0_len = cpu_to_le32(skb->len | OB_MAC_IOCB_REQ_E); | 2200 | map = pci_map_single(qdev->pdev, skb->data, len, PCI_DMA_TODEVICE); |
2060 | pci_unmap_addr_set(tx_cb, mapaddr, map); | 2201 | oal_entry = (struct oal_entry *)&mac_iocb_ptr->buf_addr0_low; |
2061 | pci_unmap_len_set(tx_cb, maplen, skb->len); | 2202 | oal_entry->dma_lo = cpu_to_le32(LS_64BITS(map)); |
2062 | atomic_dec(&qdev->tx_count); | 2203 | oal_entry->dma_hi = cpu_to_le32(MS_64BITS(map)); |
2204 | oal_entry->len = cpu_to_le32(len); | ||
2205 | pci_unmap_addr_set(&tx_cb->map[seg], mapaddr, map); | ||
2206 | pci_unmap_len_set(&tx_cb->map[seg], maplen, len); | ||
2207 | seg++; | ||
2208 | |||
2209 | if (!skb_shinfo(skb)->nr_frags) { | ||
2210 | /* Terminate the last segment. */ | ||
2211 | oal_entry->len = | ||
2212 | cpu_to_le32(le32_to_cpu(oal_entry->len) | OAL_LAST_ENTRY); | ||
2213 | } else { | ||
2214 | int i; | ||
2215 | oal = tx_cb->oal; | ||
2216 | for (i=0; i<frag_cnt; i++,seg++) { | ||
2217 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | ||
2218 | oal_entry++; | ||
2219 | if ((seg == 2 && seg_cnt > 3) || /* Check for continuation */ | ||
2220 | (seg == 7 && seg_cnt > 8) || /* requirements. It's strange */ | ||
2221 | (seg == 12 && seg_cnt > 13) || /* but necessary. */ | ||
2222 | (seg == 17 && seg_cnt > 18)) { | ||
2223 | /* Continuation entry points to outbound address list. */ | ||
2224 | map = pci_map_single(qdev->pdev, oal, | ||
2225 | sizeof(struct oal), | ||
2226 | PCI_DMA_TODEVICE); | ||
2227 | oal_entry->dma_lo = cpu_to_le32(LS_64BITS(map)); | ||
2228 | oal_entry->dma_hi = cpu_to_le32(MS_64BITS(map)); | ||
2229 | oal_entry->len = | ||
2230 | cpu_to_le32(sizeof(struct oal) | | ||
2231 | OAL_CONT_ENTRY); | ||
2232 | pci_unmap_addr_set(&tx_cb->map[seg], mapaddr, | ||
2233 | map); | ||
2234 | pci_unmap_len_set(&tx_cb->map[seg], maplen, | ||
2235 | len); | ||
2236 | oal_entry = (struct oal_entry *)oal; | ||
2237 | oal++; | ||
2238 | seg++; | ||
2239 | } | ||
2063 | 2240 | ||
2241 | map = | ||
2242 | pci_map_page(qdev->pdev, frag->page, | ||
2243 | frag->page_offset, frag->size, | ||
2244 | PCI_DMA_TODEVICE); | ||
2245 | oal_entry->dma_lo = cpu_to_le32(LS_64BITS(map)); | ||
2246 | oal_entry->dma_hi = cpu_to_le32(MS_64BITS(map)); | ||
2247 | oal_entry->len = cpu_to_le32(frag->size); | ||
2248 | pci_unmap_addr_set(&tx_cb->map[seg], mapaddr, map); | ||
2249 | pci_unmap_len_set(&tx_cb->map[seg], maplen, | ||
2250 | frag->size); | ||
2251 | } | ||
2252 | /* Terminate the last segment. */ | ||
2253 | oal_entry->len = | ||
2254 | cpu_to_le32(le32_to_cpu(oal_entry->len) | OAL_LAST_ENTRY); | ||
2255 | } | ||
2256 | wmb(); | ||
2064 | qdev->req_producer_index++; | 2257 | qdev->req_producer_index++; |
2065 | if (qdev->req_producer_index == NUM_REQ_Q_ENTRIES) | 2258 | if (qdev->req_producer_index == NUM_REQ_Q_ENTRIES) |
2066 | qdev->req_producer_index = 0; | 2259 | qdev->req_producer_index = 0; |
@@ -2074,8 +2267,10 @@ static int ql3xxx_send(struct sk_buff *skb, struct net_device *ndev) | |||
2074 | printk(KERN_DEBUG PFX "%s: tx queued, slot %d, len %d\n", | 2267 | printk(KERN_DEBUG PFX "%s: tx queued, slot %d, len %d\n", |
2075 | ndev->name, qdev->req_producer_index, skb->len); | 2268 | ndev->name, qdev->req_producer_index, skb->len); |
2076 | 2269 | ||
2270 | atomic_dec(&qdev->tx_count); | ||
2077 | return NETDEV_TX_OK; | 2271 | return NETDEV_TX_OK; |
2078 | } | 2272 | } |
2273 | |||
2079 | static int ql_alloc_net_req_rsp_queues(struct ql3_adapter *qdev) | 2274 | static int ql_alloc_net_req_rsp_queues(struct ql3_adapter *qdev) |
2080 | { | 2275 | { |
2081 | qdev->req_q_size = | 2276 | qdev->req_q_size = |
@@ -2359,7 +2554,22 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) | |||
2359 | return 0; | 2554 | return 0; |
2360 | } | 2555 | } |
2361 | 2556 | ||
2362 | static void ql_create_send_free_list(struct ql3_adapter *qdev) | 2557 | static void ql_free_send_free_list(struct ql3_adapter *qdev) |
2558 | { | ||
2559 | struct ql_tx_buf_cb *tx_cb; | ||
2560 | int i; | ||
2561 | |||
2562 | tx_cb = &qdev->tx_buf[0]; | ||
2563 | for (i = 0; i < NUM_REQ_Q_ENTRIES; i++) { | ||
2564 | if (tx_cb->oal) { | ||
2565 | kfree(tx_cb->oal); | ||
2566 | tx_cb->oal = NULL; | ||
2567 | } | ||
2568 | tx_cb++; | ||
2569 | } | ||
2570 | } | ||
2571 | |||
2572 | static int ql_create_send_free_list(struct ql3_adapter *qdev) | ||
2363 | { | 2573 | { |
2364 | struct ql_tx_buf_cb *tx_cb; | 2574 | struct ql_tx_buf_cb *tx_cb; |
2365 | int i; | 2575 | int i; |
@@ -2368,11 +2578,16 @@ static void ql_create_send_free_list(struct ql3_adapter *qdev) | |||
2368 | 2578 | ||
2369 | /* Create free list of transmit buffers */ | 2579 | /* Create free list of transmit buffers */ |
2370 | for (i = 0; i < NUM_REQ_Q_ENTRIES; i++) { | 2580 | for (i = 0; i < NUM_REQ_Q_ENTRIES; i++) { |
2581 | |||
2371 | tx_cb = &qdev->tx_buf[i]; | 2582 | tx_cb = &qdev->tx_buf[i]; |
2372 | tx_cb->skb = NULL; | 2583 | tx_cb->skb = NULL; |
2373 | tx_cb->queue_entry = req_q_curr; | 2584 | tx_cb->queue_entry = req_q_curr; |
2374 | req_q_curr++; | 2585 | req_q_curr++; |
2586 | tx_cb->oal = kmalloc(512, GFP_KERNEL); | ||
2587 | if (tx_cb->oal == NULL) | ||
2588 | return -1; | ||
2375 | } | 2589 | } |
2590 | return 0; | ||
2376 | } | 2591 | } |
2377 | 2592 | ||
2378 | static int ql_alloc_mem_resources(struct ql3_adapter *qdev) | 2593 | static int ql_alloc_mem_resources(struct ql3_adapter *qdev) |
@@ -2447,12 +2662,14 @@ static int ql_alloc_mem_resources(struct ql3_adapter *qdev) | |||
2447 | 2662 | ||
2448 | /* Initialize the large buffer queue. */ | 2663 | /* Initialize the large buffer queue. */ |
2449 | ql_init_large_buffers(qdev); | 2664 | ql_init_large_buffers(qdev); |
2450 | ql_create_send_free_list(qdev); | 2665 | if (ql_create_send_free_list(qdev)) |
2666 | goto err_free_list; | ||
2451 | 2667 | ||
2452 | qdev->rsp_current = qdev->rsp_q_virt_addr; | 2668 | qdev->rsp_current = qdev->rsp_q_virt_addr; |
2453 | 2669 | ||
2454 | return 0; | 2670 | return 0; |
2455 | 2671 | err_free_list: | |
2672 | ql_free_send_free_list(qdev); | ||
2456 | err_small_buffers: | 2673 | err_small_buffers: |
2457 | ql_free_buffer_queues(qdev); | 2674 | ql_free_buffer_queues(qdev); |
2458 | err_buffer_queues: | 2675 | err_buffer_queues: |
@@ -2468,6 +2685,7 @@ err_req_rsp: | |||
2468 | 2685 | ||
2469 | static void ql_free_mem_resources(struct ql3_adapter *qdev) | 2686 | static void ql_free_mem_resources(struct ql3_adapter *qdev) |
2470 | { | 2687 | { |
2688 | ql_free_send_free_list(qdev); | ||
2471 | ql_free_large_buffers(qdev); | 2689 | ql_free_large_buffers(qdev); |
2472 | ql_free_small_buffers(qdev); | 2690 | ql_free_small_buffers(qdev); |
2473 | ql_free_buffer_queues(qdev); | 2691 | ql_free_buffer_queues(qdev); |
@@ -2766,11 +2984,20 @@ static int ql_adapter_initialize(struct ql3_adapter *qdev) | |||
2766 | } | 2984 | } |
2767 | 2985 | ||
2768 | /* Enable Ethernet Function */ | 2986 | /* Enable Ethernet Function */ |
2769 | value = | 2987 | if (qdev->device_id == QL3032_DEVICE_ID) { |
2770 | (PORT_CONTROL_EF | PORT_CONTROL_ET | PORT_CONTROL_EI | | 2988 | value = |
2771 | PORT_CONTROL_HH); | 2989 | (QL3032_PORT_CONTROL_EF | QL3032_PORT_CONTROL_KIE | |
2772 | ql_write_page0_reg(qdev, &port_regs->portControl, | 2990 | QL3032_PORT_CONTROL_EIv6 | QL3032_PORT_CONTROL_EIv4); |
2773 | ((value << 16) | value)); | 2991 | ql_write_page0_reg(qdev, &port_regs->functionControl, |
2992 | ((value << 16) | value)); | ||
2993 | } else { | ||
2994 | value = | ||
2995 | (PORT_CONTROL_EF | PORT_CONTROL_ET | PORT_CONTROL_EI | | ||
2996 | PORT_CONTROL_HH); | ||
2997 | ql_write_page0_reg(qdev, &port_regs->portControl, | ||
2998 | ((value << 16) | value)); | ||
2999 | } | ||
3000 | |||
2774 | 3001 | ||
2775 | out: | 3002 | out: |
2776 | return status; | 3003 | return status; |
@@ -2917,8 +3144,10 @@ static void ql_display_dev_info(struct net_device *ndev) | |||
2917 | struct pci_dev *pdev = qdev->pdev; | 3144 | struct pci_dev *pdev = qdev->pdev; |
2918 | 3145 | ||
2919 | printk(KERN_INFO PFX | 3146 | printk(KERN_INFO PFX |
2920 | "\n%s Adapter %d RevisionID %d found on PCI slot %d.\n", | 3147 | "\n%s Adapter %d RevisionID %d found %s on PCI slot %d.\n", |
2921 | DRV_NAME, qdev->index, qdev->chip_rev_id, qdev->pci_slot); | 3148 | DRV_NAME, qdev->index, qdev->chip_rev_id, |
3149 | (qdev->device_id == QL3032_DEVICE_ID) ? "QLA3032" : "QLA3022", | ||
3150 | qdev->pci_slot); | ||
2922 | printk(KERN_INFO PFX | 3151 | printk(KERN_INFO PFX |
2923 | "%s Interface.\n", | 3152 | "%s Interface.\n", |
2924 | test_bit(QL_LINK_OPTICAL,&qdev->flags) ? "OPTICAL" : "COPPER"); | 3153 | test_bit(QL_LINK_OPTICAL,&qdev->flags) ? "OPTICAL" : "COPPER"); |
@@ -3212,15 +3441,22 @@ static void ql_reset_work(struct work_struct *work) | |||
3212 | * Loop through the active list and return the skb. | 3441 | * Loop through the active list and return the skb. |
3213 | */ | 3442 | */ |
3214 | for (i = 0; i < NUM_REQ_Q_ENTRIES; i++) { | 3443 | for (i = 0; i < NUM_REQ_Q_ENTRIES; i++) { |
3444 | int j; | ||
3215 | tx_cb = &qdev->tx_buf[i]; | 3445 | tx_cb = &qdev->tx_buf[i]; |
3216 | if (tx_cb->skb) { | 3446 | if (tx_cb->skb) { |
3217 | |||
3218 | printk(KERN_DEBUG PFX | 3447 | printk(KERN_DEBUG PFX |
3219 | "%s: Freeing lost SKB.\n", | 3448 | "%s: Freeing lost SKB.\n", |
3220 | qdev->ndev->name); | 3449 | qdev->ndev->name); |
3221 | pci_unmap_single(qdev->pdev, | 3450 | pci_unmap_single(qdev->pdev, |
3222 | pci_unmap_addr(tx_cb, mapaddr), | 3451 | pci_unmap_addr(&tx_cb->map[0], mapaddr), |
3223 | pci_unmap_len(tx_cb, maplen), PCI_DMA_TODEVICE); | 3452 | pci_unmap_len(&tx_cb->map[0], maplen), |
3453 | PCI_DMA_TODEVICE); | ||
3454 | for(j=1;j<tx_cb->seg_count;j++) { | ||
3455 | pci_unmap_page(qdev->pdev, | ||
3456 | pci_unmap_addr(&tx_cb->map[j],mapaddr), | ||
3457 | pci_unmap_len(&tx_cb->map[j],maplen), | ||
3458 | PCI_DMA_TODEVICE); | ||
3459 | } | ||
3224 | dev_kfree_skb(tx_cb->skb); | 3460 | dev_kfree_skb(tx_cb->skb); |
3225 | tx_cb->skb = NULL; | 3461 | tx_cb->skb = NULL; |
3226 | } | 3462 | } |
@@ -3379,21 +3615,24 @@ static int __devinit ql3xxx_probe(struct pci_dev *pdev, | |||
3379 | SET_MODULE_OWNER(ndev); | 3615 | SET_MODULE_OWNER(ndev); |
3380 | SET_NETDEV_DEV(ndev, &pdev->dev); | 3616 | SET_NETDEV_DEV(ndev, &pdev->dev); |
3381 | 3617 | ||
3382 | if (pci_using_dac) | ||
3383 | ndev->features |= NETIF_F_HIGHDMA; | ||
3384 | |||
3385 | pci_set_drvdata(pdev, ndev); | 3618 | pci_set_drvdata(pdev, ndev); |
3386 | 3619 | ||
3387 | qdev = netdev_priv(ndev); | 3620 | qdev = netdev_priv(ndev); |
3388 | qdev->index = cards_found; | 3621 | qdev->index = cards_found; |
3389 | qdev->ndev = ndev; | 3622 | qdev->ndev = ndev; |
3390 | qdev->pdev = pdev; | 3623 | qdev->pdev = pdev; |
3624 | qdev->device_id = pci_entry->device; | ||
3391 | qdev->port_link_state = LS_DOWN; | 3625 | qdev->port_link_state = LS_DOWN; |
3392 | if (msi) | 3626 | if (msi) |
3393 | qdev->msi = 1; | 3627 | qdev->msi = 1; |
3394 | 3628 | ||
3395 | qdev->msg_enable = netif_msg_init(debug, default_msg); | 3629 | qdev->msg_enable = netif_msg_init(debug, default_msg); |
3396 | 3630 | ||
3631 | if (pci_using_dac) | ||
3632 | ndev->features |= NETIF_F_HIGHDMA; | ||
3633 | if (qdev->device_id == QL3032_DEVICE_ID) | ||
3634 | ndev->features |= (NETIF_F_HW_CSUM | NETIF_F_SG); | ||
3635 | |||
3397 | qdev->mem_map_registers = | 3636 | qdev->mem_map_registers = |
3398 | ioremap_nocache(pci_resource_start(pdev, 1), | 3637 | ioremap_nocache(pci_resource_start(pdev, 1), |
3399 | pci_resource_len(qdev->pdev, 1)); | 3638 | pci_resource_len(qdev->pdev, 1)); |