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authorFrancois Romieu <romieu@fr.zoreil.com>2007-12-04 16:58:41 -0500
committerDavid S. Miller <davem@davemloft.net>2008-01-23 06:11:43 -0500
commitebc71647309539aaf9088f4e41b9f364cce8f7eb (patch)
tree338f3b9386aae940c3e43ac9d0c32a1358b45a26 /drivers/net/sis190.c
parentf945fa7ad9c12a3356a3de7fb2143ccc2f2c3bca (diff)
sis190: add cmos ram access code for the SiS19x/968 chipset pair
More work is needed to handle correctly the PHY of the new devices when connected to a 10Mb link but this change already helps some users as is. Fix for: http://bugzilla.kernel.org/show_bug.cgi?id=9467 Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: K.M. Liu <kmliu@sis.com.tw> Cc: J. Gleacher <jgleacher@yahoo.com> Cc: Alexandre Penasso Teixeira <alexandre@keepsoftware.com> Cc: Arliton Rocha <arliton@gmail.com> Cc: Juan Jose Pablos <juanjo@apertus.es> Cc: Wipat Srutiprom <wipat.s@psu.ac.th>
Diffstat (limited to 'drivers/net/sis190.c')
-rw-r--r--drivers/net/sis190.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c
index 7eab072ae792..c63f484f9072 100644
--- a/drivers/net/sis190.c
+++ b/drivers/net/sis190.c
@@ -1549,28 +1549,31 @@ static int __devinit sis190_get_mac_addr_from_eeprom(struct pci_dev *pdev,
1549} 1549}
1550 1550
1551/** 1551/**
1552 * sis190_get_mac_addr_from_apc - Get MAC address for SiS965 model 1552 * sis190_get_mac_addr_from_apc - Get MAC address for SiS96x model
1553 * @pdev: PCI device 1553 * @pdev: PCI device
1554 * @dev: network device to get address for 1554 * @dev: network device to get address for
1555 * 1555 *
1556 * SiS965 model, use APC CMOS RAM to store MAC address. 1556 * SiS96x model, use APC CMOS RAM to store MAC address.
1557 * APC CMOS RAM is accessed through ISA bridge. 1557 * APC CMOS RAM is accessed through ISA bridge.
1558 * MAC address is read into @net_dev->dev_addr. 1558 * MAC address is read into @net_dev->dev_addr.
1559 */ 1559 */
1560static int __devinit sis190_get_mac_addr_from_apc(struct pci_dev *pdev, 1560static int __devinit sis190_get_mac_addr_from_apc(struct pci_dev *pdev,
1561 struct net_device *dev) 1561 struct net_device *dev)
1562{ 1562{
1563 static const u16 __devinitdata ids[] = { 0x0965, 0x0966, 0x0968 };
1563 struct sis190_private *tp = netdev_priv(dev); 1564 struct sis190_private *tp = netdev_priv(dev);
1564 struct pci_dev *isa_bridge; 1565 struct pci_dev *isa_bridge;
1565 u8 reg, tmp8; 1566 u8 reg, tmp8;
1566 int i; 1567 unsigned int i;
1567 1568
1568 net_probe(tp, KERN_INFO "%s: Read MAC address from APC.\n", 1569 net_probe(tp, KERN_INFO "%s: Read MAC address from APC.\n",
1569 pci_name(pdev)); 1570 pci_name(pdev));
1570 1571
1571 isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, 0x0965, NULL); 1572 for (i = 0; i < ARRAY_SIZE(ids); i++) {
1572 if (!isa_bridge) 1573 isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, ids[i], NULL);
1573 isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, 0x0966, NULL); 1574 if (isa_bridge)
1575 break;
1576 }
1574 1577
1575 if (!isa_bridge) { 1578 if (!isa_bridge) {
1576 net_probe(tp, KERN_INFO "%s: Can not find ISA bridge.\n", 1579 net_probe(tp, KERN_INFO "%s: Can not find ISA bridge.\n",