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Commit b00b2f70 authored by 's avatar Committed by Jeff Garzik
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Automatic merge of /spare/repo/netdev-2.6 branch 8139too-iomap

parents df77cc44 22f714b6
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Showing with 87 additions and 107 deletions
drivers/net/8139too.c
View file @ b00b2f70
......@@ -569,7 +569,7 @@ struct rtl_extra_stats {
};
struct rtl8139_private {
void *mmio_addr;
void __iomem *mmio_addr;
int drv_flags;
struct pci_dev *pci_dev;
u32 msg_enable;
......@@ -614,7 +614,7 @@ MODULE_PARM_DESC (multicast_filter_limit, "8139too maximum number of filtered mu
MODULE_PARM_DESC (media, "8139too: Bits 4+9: force full duplex, bit 5: 100Mbps");
MODULE_PARM_DESC (full_duplex, "8139too: Force full duplex for board(s) (1)");
static int read_eeprom (void *ioaddr, int location, int addr_len);
static int read_eeprom (void __iomem *ioaddr, int location, int addr_len);
static int rtl8139_open (struct net_device *dev);
static int mdio_read (struct net_device *dev, int phy_id, int location);
static void mdio_write (struct net_device *dev, int phy_id, int location,
......@@ -638,46 +638,20 @@ static void __set_rx_mode (struct net_device *dev);
static void rtl8139_hw_start (struct net_device *dev);
static struct ethtool_ops rtl8139_ethtool_ops;
#ifdef USE_IO_OPS
#define RTL_R8(reg) inb (((unsigned long)ioaddr) + (reg))
#define RTL_R16(reg) inw (((unsigned long)ioaddr) + (reg))
#define RTL_R32(reg) ((unsigned long) inl (((unsigned long)ioaddr) + (reg)))
#define RTL_W8(reg, val8) outb ((val8), ((unsigned long)ioaddr) + (reg))
#define RTL_W16(reg, val16) outw ((val16), ((unsigned long)ioaddr) + (reg))
#define RTL_W32(reg, val32) outl ((val32), ((unsigned long)ioaddr) + (reg))
#define RTL_W8_F RTL_W8
#define RTL_W16_F RTL_W16
#define RTL_W32_F RTL_W32
#undef readb
#undef readw
#undef readl
#undef writeb
#undef writew
#undef writel
#define readb(addr) inb((unsigned long)(addr))
#define readw(addr) inw((unsigned long)(addr))
#define readl(addr) inl((unsigned long)(addr))
#define writeb(val,addr) outb((val),(unsigned long)(addr))
#define writew(val,addr) outw((val),(unsigned long)(addr))
#define writel(val,addr) outl((val),(unsigned long)(addr))
#else
/* write MMIO register, with flush */
/* Flush avoids rtl8139 bug w/ posted MMIO writes */
#define RTL_W8_F(reg, val8) do { writeb ((val8), ioaddr + (reg)); readb (ioaddr + (reg)); } while (0)
#define RTL_W16_F(reg, val16) do { writew ((val16), ioaddr + (reg)); readw (ioaddr + (reg)); } while (0)
#define RTL_W32_F(reg, val32) do { writel ((val32), ioaddr + (reg)); readl (ioaddr + (reg)); } while (0)
#define RTL_W8_F(reg, val8) do { iowrite8 ((val8), ioaddr + (reg)); ioread8 (ioaddr + (reg)); } while (0)
#define RTL_W16_F(reg, val16) do { iowrite16 ((val16), ioaddr + (reg)); ioread16 (ioaddr + (reg)); } while (0)
#define RTL_W32_F(reg, val32) do { iowrite32 ((val32), ioaddr + (reg)); ioread32 (ioaddr + (reg)); } while (0)
#define MMIO_FLUSH_AUDIT_COMPLETE 1
#if MMIO_FLUSH_AUDIT_COMPLETE
/* write MMIO register */
#define RTL_W8(reg, val8) writeb ((val8), ioaddr + (reg))
#define RTL_W16(reg, val16) writew ((val16), ioaddr + (reg))
#define RTL_W32(reg, val32) writel ((val32), ioaddr + (reg))
#define RTL_W8(reg, val8) iowrite8 ((val8), ioaddr + (reg))
#define RTL_W16(reg, val16) iowrite16 ((val16), ioaddr + (reg))
#define RTL_W32(reg, val32) iowrite32 ((val32), ioaddr + (reg))
#else
......@@ -689,11 +663,9 @@ static struct ethtool_ops rtl8139_ethtool_ops;
#endif /* MMIO_FLUSH_AUDIT_COMPLETE */
/* read MMIO register */
#define RTL_R8(reg) readb (ioaddr + (reg))
#define RTL_R16(reg) readw (ioaddr + (reg))
#define RTL_R32(reg) ((unsigned long) readl (ioaddr + (reg)))
#endif /* USE_IO_OPS */
#define RTL_R8(reg) ioread8 (ioaddr + (reg))
#define RTL_R16(reg) ioread16 (ioaddr + (reg))
#define RTL_R32(reg) ((unsigned long) ioread32 (ioaddr + (reg)))
static const u16 rtl8139_intr_mask =
......@@ -740,10 +712,13 @@ static void __rtl8139_cleanup_dev (struct net_device *dev)
assert (tp->pci_dev != NULL);
pdev = tp->pci_dev;
#ifndef USE_IO_OPS
#ifdef USE_IO_OPS
if (tp->mmio_addr)
ioport_unmap (tp->mmio_addr);
#else
if (tp->mmio_addr)
iounmap (tp->mmio_addr);
#endif /* !USE_IO_OPS */
pci_iounmap (pdev, tp->mmio_addr);
#endif /* USE_IO_OPS */
/* it's ok to call this even if we have no regions to free */
pci_release_regions (pdev);
......@@ -753,7 +728,7 @@ static void __rtl8139_cleanup_dev (struct net_device *dev)
}
static void rtl8139_chip_reset (void *ioaddr)
static void rtl8139_chip_reset (void __iomem *ioaddr)
{
int i;
......@@ -773,7 +748,7 @@ static void rtl8139_chip_reset (void *ioaddr)
static int __devinit rtl8139_init_board (struct pci_dev *pdev,
struct net_device **dev_out)
{
void *ioaddr;
void __iomem *ioaddr;
struct net_device *dev;
struct rtl8139_private *tp;
u8 tmp8;
......@@ -855,13 +830,18 @@ static int __devinit rtl8139_init_board (struct pci_dev *pdev,
pci_set_master (pdev);
#ifdef USE_IO_OPS
ioaddr = (void *) pio_start;
ioaddr = ioport_map(pio_start, pio_len);
if (!ioaddr) {
printk (KERN_ERR PFX "%s: cannot map PIO, aborting\n", pci_name(pdev));
rc = -EIO;
goto err_out;
}
dev->base_addr = pio_start;
tp->mmio_addr = ioaddr;
tp->regs_len = pio_len;
#else
/* ioremap MMIO region */
ioaddr = ioremap (mmio_start, mmio_len);
ioaddr = pci_iomap(pdev, 1, 0);
if (ioaddr == NULL) {
printk (KERN_ERR PFX "%s: cannot remap MMIO, aborting\n", pci_name(pdev));
rc = -EIO;
......@@ -947,7 +927,7 @@ static int __devinit rtl8139_init_one (struct pci_dev *pdev,
struct net_device *dev = NULL;
struct rtl8139_private *tp;
int i, addr_len, option;
void *ioaddr;
void __iomem *ioaddr;
static int board_idx = -1;
u8 pci_rev;
......@@ -1147,47 +1127,46 @@ static void __devexit rtl8139_remove_one (struct pci_dev *pdev)
No extra delay is needed with 33Mhz PCI, but 66Mhz may change this.
*/
#define eeprom_delay() readl(ee_addr)
#define eeprom_delay() RTL_R32(Cfg9346)
/* The EEPROM commands include the alway-set leading bit. */
#define EE_WRITE_CMD (5)
#define EE_READ_CMD (6)
#define EE_ERASE_CMD (7)
static int __devinit read_eeprom (void *ioaddr, int location, int addr_len)
static int __devinit read_eeprom (void __iomem *ioaddr, int location, int addr_len)
{
int i;
unsigned retval = 0;
void *ee_addr = ioaddr + Cfg9346;
int read_cmd = location | (EE_READ_CMD << addr_len);
writeb (EE_ENB & ~EE_CS, ee_addr);
writeb (EE_ENB, ee_addr);
RTL_W8 (Cfg9346, EE_ENB & ~EE_CS);
RTL_W8 (Cfg9346, EE_ENB);
eeprom_delay ();
/* Shift the read command bits out. */
for (i = 4 + addr_len; i >= 0; i--) {
int dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
writeb (EE_ENB | dataval, ee_addr);
RTL_W8 (Cfg9346, EE_ENB | dataval);
eeprom_delay ();
writeb (EE_ENB | dataval | EE_SHIFT_CLK, ee_addr);
RTL_W8 (Cfg9346, EE_ENB | dataval | EE_SHIFT_CLK);
eeprom_delay ();
}
writeb (EE_ENB, ee_addr);
RTL_W8 (Cfg9346, EE_ENB);
eeprom_delay ();
for (i = 16; i > 0; i--) {
writeb (EE_ENB | EE_SHIFT_CLK, ee_addr);
RTL_W8 (Cfg9346, EE_ENB | EE_SHIFT_CLK);
eeprom_delay ();
retval =
(retval << 1) | ((readb (ee_addr) & EE_DATA_READ) ? 1 :
(retval << 1) | ((RTL_R8 (Cfg9346) & EE_DATA_READ) ? 1 :
0);
writeb (EE_ENB, ee_addr);
RTL_W8 (Cfg9346, EE_ENB);
eeprom_delay ();
}
/* Terminate the EEPROM access. */
writeb (~EE_CS, ee_addr);
RTL_W8 (Cfg9346, ~EE_CS);
eeprom_delay ();
return retval;
......@@ -1206,7 +1185,7 @@ static int __devinit read_eeprom (void *ioaddr, int location, int addr_len)
#define MDIO_WRITE0 (MDIO_DIR)
#define MDIO_WRITE1 (MDIO_DIR | MDIO_DATA_OUT)
#define mdio_delay(mdio_addr) readb(mdio_addr)
#define mdio_delay() RTL_R8(Config4)
static char mii_2_8139_map[8] = {
......@@ -1223,15 +1202,15 @@ static char mii_2_8139_map[8] = {
#ifdef CONFIG_8139TOO_8129
/* Syncronize the MII management interface by shifting 32 one bits out. */
static void mdio_sync (void *mdio_addr)
static void mdio_sync (void __iomem *ioaddr)
{
int i;
for (i = 32; i >= 0; i--) {
writeb (MDIO_WRITE1, mdio_addr);
mdio_delay (mdio_addr);
writeb (MDIO_WRITE1 | MDIO_CLK, mdio_addr);
mdio_delay (mdio_addr);
RTL_W8 (Config4, MDIO_WRITE1);
mdio_delay ();
RTL_W8 (Config4, MDIO_WRITE1 | MDIO_CLK);
mdio_delay ();
}
}
#endif
......@@ -1241,35 +1220,36 @@ static int mdio_read (struct net_device *dev, int phy_id, int location)
struct rtl8139_private *tp = netdev_priv(dev);
int retval = 0;
#ifdef CONFIG_8139TOO_8129
void *mdio_addr = tp->mmio_addr + Config4;
void __iomem *ioaddr = tp->mmio_addr;
int mii_cmd = (0xf6 << 10) | (phy_id << 5) | location;
int i;
#endif
if (phy_id > 31) { /* Really a 8139. Use internal registers. */
void __iomem *ioaddr = tp->mmio_addr;
return location < 8 && mii_2_8139_map[location] ?
readw (tp->mmio_addr + mii_2_8139_map[location]) : 0;
RTL_R16 (mii_2_8139_map[location]) : 0;
}
#ifdef CONFIG_8139TOO_8129
mdio_sync (mdio_addr);
mdio_sync (ioaddr);
/* Shift the read command bits out. */
for (i = 15; i >= 0; i--) {
int dataval = (mii_cmd & (1 << i)) ? MDIO_DATA_OUT : 0;
writeb (MDIO_DIR | dataval, mdio_addr);
mdio_delay (mdio_addr);
writeb (MDIO_DIR | dataval | MDIO_CLK, mdio_addr);
mdio_delay (mdio_addr);
RTL_W8 (Config4, MDIO_DIR | dataval);
mdio_delay ();
RTL_W8 (Config4, MDIO_DIR | dataval | MDIO_CLK);
mdio_delay ();
}
/* Read the two transition, 16 data, and wire-idle bits. */
for (i = 19; i > 0; i--) {
writeb (0, mdio_addr);
mdio_delay (mdio_addr);
retval = (retval << 1) | ((readb (mdio_addr) & MDIO_DATA_IN) ? 1 : 0);
writeb (MDIO_CLK, mdio_addr);
mdio_delay (mdio_addr);
RTL_W8 (Config4, 0);
mdio_delay ();
retval = (retval << 1) | ((RTL_R8 (Config4) & MDIO_DATA_IN) ? 1 : 0);
RTL_W8 (Config4, MDIO_CLK);
mdio_delay ();
}
#endif
......@@ -1282,13 +1262,13 @@ static void mdio_write (struct net_device *dev, int phy_id, int location,
{
struct rtl8139_private *tp = netdev_priv(dev);
#ifdef CONFIG_8139TOO_8129
void *mdio_addr = tp->mmio_addr + Config4;
void __iomem *ioaddr = tp->mmio_addr;
int mii_cmd = (0x5002 << 16) | (phy_id << 23) | (location << 18) | value;
int i;
#endif
if (phy_id > 31) { /* Really a 8139. Use internal registers. */
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
if (location == 0) {
RTL_W8 (Cfg9346, Cfg9346_Unlock);
RTL_W16 (BasicModeCtrl, value);
......@@ -1299,23 +1279,23 @@ static void mdio_write (struct net_device *dev, int phy_id, int location,
}
#ifdef CONFIG_8139TOO_8129
mdio_sync (mdio_addr);
mdio_sync (ioaddr);
/* Shift the command bits out. */
for (i = 31; i >= 0; i--) {
int dataval =
(mii_cmd & (1 << i)) ? MDIO_WRITE1 : MDIO_WRITE0;
writeb (dataval, mdio_addr);
mdio_delay (mdio_addr);
writeb (dataval | MDIO_CLK, mdio_addr);
mdio_delay (mdio_addr);
RTL_W8 (Config4, dataval);
mdio_delay ();
RTL_W8 (Config4, dataval | MDIO_CLK);
mdio_delay ();
}
/* Clear out extra bits. */
for (i = 2; i > 0; i--) {
writeb (0, mdio_addr);
mdio_delay (mdio_addr);
writeb (MDIO_CLK, mdio_addr);
mdio_delay (mdio_addr);
RTL_W8 (Config4, 0);
mdio_delay ();
RTL_W8 (Config4, MDIO_CLK);
mdio_delay ();
}
#endif
}
......@@ -1325,7 +1305,7 @@ static int rtl8139_open (struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
int retval;
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
retval = request_irq (dev->irq, rtl8139_interrupt, SA_SHIRQ, dev->name, dev);
if (retval)
......@@ -1382,7 +1362,7 @@ static void rtl_check_media (struct net_device *dev, unsigned int init_media)
static void rtl8139_hw_start (struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
u32 i;
u8 tmp;
......@@ -1484,7 +1464,7 @@ static void rtl8139_tune_twister (struct net_device *dev,
struct rtl8139_private *tp)
{
int linkcase;
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
/* This is a complicated state machine to configure the "twister" for
impedance/echos based on the cable length.
......@@ -1568,7 +1548,7 @@ static void rtl8139_tune_twister (struct net_device *dev,
static inline void rtl8139_thread_iter (struct net_device *dev,
struct rtl8139_private *tp,
void *ioaddr)
void __iomem *ioaddr)
{
int mii_lpa;
......@@ -1676,7 +1656,7 @@ static inline void rtl8139_tx_clear (struct rtl8139_private *tp)
static void rtl8139_tx_timeout (struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
int i;
u8 tmp8;
unsigned long flags;
......@@ -1721,7 +1701,7 @@ static void rtl8139_tx_timeout (struct net_device *dev)
static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
unsigned int entry;
unsigned int len = skb->len;
......@@ -1763,7 +1743,7 @@ static int rtl8139_start_xmit (struct sk_buff *skb, struct net_device *dev)
static void rtl8139_tx_interrupt (struct net_device *dev,
struct rtl8139_private *tp,
void *ioaddr)
void __iomem *ioaddr)
{
unsigned long dirty_tx, tx_left;
......@@ -1833,7 +1813,7 @@ static void rtl8139_tx_interrupt (struct net_device *dev,
/* TODO: clean this up! Rx reset need not be this intensive */
static void rtl8139_rx_err (u32 rx_status, struct net_device *dev,
struct rtl8139_private *tp, void *ioaddr)
struct rtl8139_private *tp, void __iomem *ioaddr)
{
u8 tmp8;
#ifdef CONFIG_8139_OLD_RX_RESET
......@@ -1930,7 +1910,7 @@ static __inline__ void wrap_copy(struct sk_buff *skb, const unsigned char *ring,
static void rtl8139_isr_ack(struct rtl8139_private *tp)
{
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
u16 status;
status = RTL_R16 (IntrStatus) & RxAckBits;
......@@ -1949,7 +1929,7 @@ static void rtl8139_isr_ack(struct rtl8139_private *tp)
static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
int budget)
{
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
int received = 0;
unsigned char *rx_ring = tp->rx_ring;
unsigned int cur_rx = tp->cur_rx;
......@@ -2087,7 +2067,7 @@ static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp,
static void rtl8139_weird_interrupt (struct net_device *dev,
struct rtl8139_private *tp,
void *ioaddr,
void __iomem *ioaddr,
int status, int link_changed)
{
DPRINTK ("%s: Abnormal interrupt, status %8.8x.\n",
......@@ -2127,7 +2107,7 @@ static void rtl8139_weird_interrupt (struct net_device *dev,
static int rtl8139_poll(struct net_device *dev, int *budget)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
int orig_budget = min(*budget, dev->quota);
int done = 1;
......@@ -2165,7 +2145,7 @@ static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance,
{
struct net_device *dev = (struct net_device *) dev_instance;
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
u16 status, ackstat;
int link_changed = 0; /* avoid bogus "uninit" warning */
int handled = 0;
......@@ -2241,7 +2221,7 @@ static void rtl8139_poll_controller(struct net_device *dev)
static int rtl8139_close (struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
int ret = 0;
unsigned long flags;
......@@ -2304,7 +2284,7 @@ static int rtl8139_close (struct net_device *dev)
static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
struct rtl8139_private *np = netdev_priv(dev);
void *ioaddr = np->mmio_addr;
void __iomem *ioaddr = np->mmio_addr;
spin_lock_irq(&np->lock);
if (rtl_chip_info[np->chipset].flags & HasLWake) {
......@@ -2338,7 +2318,7 @@ static void rtl8139_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
static int rtl8139_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
struct rtl8139_private *np = netdev_priv(dev);
void *ioaddr = np->mmio_addr;
void __iomem *ioaddr = np->mmio_addr;
u32 support;
u8 cfg3, cfg5;
......@@ -2506,7 +2486,7 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
static struct net_device_stats *rtl8139_get_stats (struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
unsigned long flags;
if (netif_running(dev)) {
......@@ -2525,7 +2505,7 @@ static struct net_device_stats *rtl8139_get_stats (struct net_device *dev)
static void __set_rx_mode (struct net_device *dev)
{
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
u32 mc_filter[2]; /* Multicast hash filter */
int i, rx_mode;
u32 tmp;
......@@ -2586,7 +2566,7 @@ static int rtl8139_suspend (struct pci_dev *pdev, pm_message_t state)
{
struct net_device *dev = pci_get_drvdata (pdev);
struct rtl8139_private *tp = netdev_priv(dev);
void *ioaddr = tp->mmio_addr;
void __iomem *ioaddr = tp->mmio_addr;
unsigned long flags;
pci_save_state (pdev);
......
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