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authorFrancois Romieu <romieu@fr.zoreil.com>2005-07-30 13:14:38 +0200
committerJeff Garzik <jgarzik@pobox.com>2005-07-30 18:21:00 -0400
commit9ede109bbe93d5bbe4271e346106847fbfea95a1 (patch)
treed3ab06379a0303bddfef4643a9a4f3cf5f417c24 /drivers/net/sis190.c
parent3cec93c7124c3037dbff826d6c08e9758a301cd7 (diff)
downloadlinux-9ede109bbe93d5bbe4271e346106847fbfea95a1.tar.bz2
[PATCH] sis190: allow a non-hardcoded ID for the PHY.
Allow a non-hardcoded ID for the PHY This is the first step before the driver probes for the PHY address. Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers/net/sis190.c')
-rw-r--r--drivers/net/sis190.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c
index 2387d4844037..f78799c4235e 100644
--- a/drivers/net/sis190.c
+++ b/drivers/net/sis190.c
@@ -354,21 +354,17 @@ static void __mdio_cmd(void __iomem *ioaddr, u32 ctl)
printk(KERN_ERR PFX "PHY command failed !\n");
}
-static void mdio_write(void __iomem *ioaddr, int reg, int val)
+static void mdio_write(void __iomem *ioaddr, int phy_id, int reg, int val)
{
- u32 pmd = 1;
-
__mdio_cmd(ioaddr, EhnMIIreq | EhnMIIwrite |
- (((u32) reg) << EhnMIIregShift) | (pmd << EhnMIIpmdShift) |
+ (((u32) reg) << EhnMIIregShift) | (phy_id << EhnMIIpmdShift) |
(((u32) val) << EhnMIIdataShift));
}
-static int mdio_read(void __iomem *ioaddr, int reg)
+static int mdio_read(void __iomem *ioaddr, int phy_id, int reg)
{
- u32 pmd = 1;
-
__mdio_cmd(ioaddr, EhnMIIreq | EhnMIIread |
- (((u32) reg) << EhnMIIregShift) | (pmd << EhnMIIpmdShift));
+ (((u32) reg) << EhnMIIregShift) | (phy_id << EhnMIIpmdShift));
return (u16) (SIS_R32(GMIIControl) >> EhnMIIdataShift);
}
@@ -377,14 +373,14 @@ static void __mdio_write(struct net_device *dev, int phy_id, int reg, int val)
{
struct sis190_private *tp = netdev_priv(dev);
- mdio_write(tp->mmio_addr, reg, val);
+ mdio_write(tp->mmio_addr, phy_id, reg, val);
}
static int __mdio_read(struct net_device *dev, int phy_id, int reg)
{
struct sis190_private *tp = netdev_priv(dev);
- return mdio_read(tp->mmio_addr, reg);
+ return mdio_read(tp->mmio_addr, phy_id, reg);
}
static u16 __devinit sis190_read_eeprom(void __iomem *ioaddr, u32 reg)
@@ -876,18 +872,19 @@ static void sis190_phy_task(void * data)
struct net_device *dev = data;
struct sis190_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->mmio_addr;
+ int phy_id = tp->mii_if.phy_id;
u16 val;
rtnl_lock();
- val = mdio_read(ioaddr, MII_BMCR);
+ val = mdio_read(ioaddr, phy_id, MII_BMCR);
if (val & BMCR_RESET) {
// FIXME: needlessly high ? -- FR 02/07/2005
mod_timer(&tp->timer, jiffies + HZ/10);
- } else if (!(mdio_read(ioaddr, MII_BMSR) & BMSR_ANEGCOMPLETE)) {
+ } else if (!(mdio_read(ioaddr, phy_id, MII_BMSR) & BMSR_ANEGCOMPLETE)) {
net_link(tp, KERN_WARNING "%s: PHY reset until link up.\n",
dev->name);
- mdio_write(ioaddr, MII_BMCR, val | BMCR_RESET);
+ mdio_write(ioaddr, phy_id, MII_BMCR, val | BMCR_RESET);
mod_timer(&tp->timer, jiffies + SIS190_PHY_TIMEOUT);
} else {
/* Rejoice ! */
@@ -917,10 +914,10 @@ static void sis190_phy_task(void * data)
{ 0, "unknown", 0x0000 }
}, *p;
- val = mdio_read(ioaddr, 0x1f);
+ val = mdio_read(ioaddr, phy_id, 0x1f);
net_link(tp, KERN_INFO "%s: mii ext = %04x.\n", dev->name, val);
- val = mdio_read(ioaddr, MII_LPA);
+ val = mdio_read(ioaddr, phy_id, MII_LPA);
net_link(tp, KERN_INFO "%s: mii lpa = %04x.\n", dev->name, val);
for (p = reg31; p->ctl; p++) {
@@ -1250,7 +1247,7 @@ static struct net_device * __devinit sis190_init_board(struct pci_dev *pdev)
tp->mii_if.dev = dev;
tp->mii_if.mdio_read = __mdio_read;
tp->mii_if.mdio_write = __mdio_write;
- // tp->mii_if.phy_id = XXX;
+ tp->mii_if.phy_id = 1;
tp->mii_if.phy_id_mask = 0x1f;
tp->mii_if.reg_num_mask = 0x1f;
@@ -1423,23 +1420,24 @@ static void sis190_set_speed_auto(struct net_device *dev)
{
struct sis190_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->mmio_addr;
+ int phy_id = tp->mii_if.phy_id;
int val;
net_link(tp, KERN_INFO "%s: Enabling Auto-negotiation.\n", dev->name);
- val = mdio_read(ioaddr, MII_ADVERTISE);
+ val = mdio_read(ioaddr, phy_id, MII_ADVERTISE);
// Enable 10/100 Full/Half Mode, leave MII_ADVERTISE bit4:0
// unchanged.
- mdio_write(ioaddr, MII_ADVERTISE, (val & ADVERTISE_SLCT) |
+ mdio_write(ioaddr, phy_id, MII_ADVERTISE, (val & ADVERTISE_SLCT) |
ADVERTISE_100FULL | ADVERTISE_10FULL |
ADVERTISE_100HALF | ADVERTISE_10HALF);
// Enable 1000 Full Mode.
- mdio_write(ioaddr, MII_CTRL1000, ADVERTISE_1000FULL);
+ mdio_write(ioaddr, phy_id, MII_CTRL1000, ADVERTISE_1000FULL);
// Enable auto-negotiation and restart auto-negotiation.
- mdio_write(ioaddr, MII_BMCR,
+ mdio_write(ioaddr, phy_id, MII_BMCR,
BMCR_ANENABLE | BMCR_ANRESTART | BMCR_RESET);
}