sis190.c File Reference

#include "sis190.h"

Go to the source code of this file.

Macros
#define	ErrMask   (OVRUN | SHORT | LIMIT | MIIER | NIBON | COLON | ABORT)
#define	TxErrMask   (WND | TABRT | FIFO | LINK)

Functions
	FILE_LICENCE (GPL_ANY)
static int	sis190_isa_bridge_probe (struct pci_device *pdev __unused)
static void	sis190_isa_bridge_remove (struct pci_device *pdev __unused)
static void	__mdio_cmd (void *ioaddr, u32 ctl)
static void	mdio_write (void *ioaddr, int phy_id, int reg, int val)
static int	mdio_read (void *ioaddr, int phy_id, int reg)
static void	__mdio_write (struct net_device *dev, int phy_id, int reg, int val)
static int	__mdio_read (struct net_device *dev, int phy_id, int reg)
static u16	mdio_read_latched (void *ioaddr, int phy_id, int reg)
static u16	sis190_read_eeprom (void *ioaddr, u32 reg)
static void	sis190_irq_mask_and_ack (void *ioaddr)
static void	sis190_asic_down (void *ioaddr)
static void	sis190_mark_as_last_descriptor (struct RxDesc *desc)
static void	sis190_give_to_asic (struct RxDesc *desc)
static void	sis190_map_to_asic (struct RxDesc *desc, u32 mapping)
static void	sis190_make_unusable_by_asic (struct RxDesc *desc)
static struct io_buffer *	sis190_alloc_rx_iob (struct RxDesc *desc)
static u32	sis190_rx_fill (struct sis190_private *tp, u32 start, u32 end)
static int	sis190_rx_pkt_err (u32 status)
static int	sis190_process_rx (struct sis190_private *tp)
static int	sis190_tx_pkt_err (u32 status)
static void	sis190_process_tx (struct sis190_private *tp)
static void	sis190_poll (struct net_device *dev)
static void	sis190_init_ring_indexes (struct sis190_private *tp)
static int	sis190_init_ring (struct net_device *dev)
static void	sis190_set_rx_mode (struct net_device *dev)
static void	sis190_soft_reset (void *ioaddr)
static void	sis190_hw_start (struct net_device *dev)
static void	sis190_phy_task (struct sis190_private *tp)
static int	sis190_open (struct net_device *dev)
static void	sis190_down (struct net_device *dev)
static void	sis190_free (struct net_device *dev)
static void	sis190_close (struct net_device *dev)
static int	sis190_transmit (struct net_device *dev, struct io_buffer *iob)
static void	sis190_free_phy (struct list_head *first_phy)
static u16	sis190_default_phy (struct sis190_private *tp)
	sis190_default_phy - Select default PHY for sis190 mac. More...
static void	sis190_init_phy (struct sis190_private *tp, struct sis190_phy *phy, unsigned int phy_id, u16 mii_status)
static void	sis190_mii_probe_88e1111_fixup (struct sis190_private *tp)
static int	sis190_mii_probe (struct net_device *dev)
	sis190_mii_probe - Probe MII PHY for sis190 @dev: the net device to probe for More...
static void	sis190_mii_remove (struct net_device *dev)
static int	sis190_init_board (struct pci_device *pdev, struct net_device **netdev)
static void	sis190_set_rgmii (struct sis190_private *tp, u8 reg)
static int	sis190_get_mac_addr_from_eeprom (struct pci_device *pdev __unused, struct net_device *dev)
static int	sis190_get_mac_addr_from_apc (struct pci_device *pdev, struct net_device *dev)
	sis190_get_mac_addr_from_apc - Get MAC address for SiS96x model @pdev: PCI device @dev: network device to get address for More...
static void	sis190_init_rxfilter (struct net_device *dev)
	sis190_init_rxfilter - Initialize the Rx filter @dev: network device to initialize More...
static int	sis190_get_mac_addr (struct pci_device *pdev, struct net_device *dev)
static void	sis190_set_speed_auto (struct net_device *dev)
static void	sis190_irq (struct net_device *dev, int enable)
static int	sis190_probe (struct pci_device *pdev)
static void	sis190_remove (struct pci_device *pdev)

Variables
static struct pci_device_id	sis190_pci_tbl []
static struct pci_device_id	sis190_isa_bridge_tbl []
struct pci_driver sis190_isa_bridge_driver	__pci_driver
static const u32	sis190_intr_mask
static struct net_device_operations	sis190_netdev_ops

Macro Definition Documentation

ErrMask

#define ErrMask   (OVRUN | SHORT | LIMIT | MIIER | NIBON | COLON | ABORT)

TxErrMask

#define TxErrMask   (WND | TABRT | FIFO | LINK)

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL_ANY

)

sis190_isa_bridge_probe()

static int sis190_isa_bridge_probe ( struct pci_device *pdev  __unused )

static

Definition at line 50 of file sis190.c.

{
        return 0;
}

sis190_isa_bridge_remove()

static void sis190_isa_bridge_remove ( struct pci_device *pdev  __unused )

static

Definition at line 55 of file sis190.c.

{
        return;
}

__mdio_cmd()

static void __mdio_cmd ( void *  ioaddr, u32  ctl  )

static

Definition at line 75 of file sis190.c.

{
        unsigned int i;

        SIS_W32(GMIIControl, ctl);

        mdelay(1);

        for (i = 0; i < 100; i++) {
                if (!(SIS_R32(GMIIControl) & EhnMIInotDone))
                        break;
                mdelay(1);
        }

        if (i > 99)
                DBG("sis190: PHY command timed out !\n");
}

References DBG, EhnMIInotDone, GMIIControl, mdelay(), SIS_R32, and SIS_W32.

Referenced by mdio_read(), and mdio_write().

mdio_write()

static void mdio_write ( void *  ioaddr, int  phy_id, int  reg, int  val  )

static

Definition at line 93 of file sis190.c.

{
        __mdio_cmd(ioaddr, EhnMIIreq | EhnMIIwrite |
                (((u32) reg) << EhnMIIregShift) | (phy_id << EhnMIIpmdShift) |
                (((u32) val) << EhnMIIdataShift));
}

References __mdio_cmd(), EhnMIIdataShift, EhnMIIpmdShift, EhnMIIregShift, EhnMIIreq, EhnMIIwrite, ioaddr, reg, and val.

Referenced by __mdio_write(), sis190_default_phy(), sis190_mii_probe_88e1111_fixup(), sis190_phy_task(), and sis190_set_speed_auto().

mdio_read()

static int mdio_read ( void *  ioaddr, int  phy_id, int  reg  )

static

Definition at line 100 of file sis190.c.

{
        __mdio_cmd(ioaddr, EhnMIIreq | EhnMIIread |
                (((u32) reg) << EhnMIIregShift) | (phy_id << EhnMIIpmdShift));

        return (u16) (SIS_R32(GMIIControl) >> EhnMIIdataShift);
}

References __mdio_cmd(), EhnMIIdataShift, EhnMIIpmdShift, EhnMIIread, EhnMIIregShift, EhnMIIreq, GMIIControl, ioaddr, reg, and SIS_R32.

Referenced by __mdio_read(), mdio_read_latched(), sis190_default_phy(), sis190_init_phy(), sis190_phy_task(), and sis190_set_speed_auto().

__mdio_write()

static void __mdio_write ( struct net_device *  dev, int  phy_id, int  reg, int  val  )

static

Definition at line 108 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;

        mdio_write(tp->mmio_addr, phy_id, reg, val);
}

References sis190_private::dev, mdio_write(), net_device::priv, reg, tp, and val.

Referenced by sis190_mii_probe().

__mdio_read()

static int __mdio_read ( struct net_device *  dev, int  phy_id, int  reg  )

static

Definition at line 115 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;

        return mdio_read(tp->mmio_addr, phy_id, reg);
}

References sis190_private::dev, mdio_read(), net_device::priv, reg, and tp.

Referenced by sis190_mii_probe().

mdio_read_latched()

static u16 mdio_read_latched ( void *  ioaddr, int  phy_id, int  reg  )

static

Definition at line 122 of file sis190.c.

{
        mdio_read(ioaddr, phy_id, reg);
        return mdio_read(ioaddr, phy_id, reg);
}

References ioaddr, mdio_read(), and reg.

Referenced by sis190_default_phy(), sis190_mii_probe(), and sis190_phy_task().

sis190_read_eeprom()

static u16 sis190_read_eeprom ( void *  ioaddr, u32  reg  )

static

Definition at line 128 of file sis190.c.

{
        u16 data = 0xffff;
        unsigned int i;

        if (!(SIS_R32(ROMControl) & 0x0002))
                return 0;

        SIS_W32(ROMInterface, EEREQ | EEROP | (reg << 10));

        for (i = 0; i < 200; i++) {
                if (!(SIS_R32(ROMInterface) & EEREQ)) {
                        data = (SIS_R32(ROMInterface) & 0xffff0000) >> 16;
                        break;
                }
                mdelay(1);
        }

        return data;
}

References data, EEREQ, EEROP, mdelay(), reg, ROMControl, ROMInterface, SIS_R32, and SIS_W32.

Referenced by sis190_get_mac_addr_from_eeprom().

sis190_irq_mask_and_ack()

static void sis190_irq_mask_and_ack ( void *  ioaddr )

static

Definition at line 149 of file sis190.c.

{
        SIS_W32(IntrMask, 0x00);
        SIS_W32(IntrStatus, 0xffffffff);
        SIS_PCI_COMMIT();
}

References IntrMask, IntrStatus, SIS_PCI_COMMIT, and SIS_W32.

Referenced by sis190_asic_down(), and sis190_init_board().

sis190_asic_down()

static void sis190_asic_down ( void *  ioaddr )

static

Definition at line 156 of file sis190.c.

{
        /* Stop the chip's Tx and Rx DMA processes. */

        SIS_W32(TxControl, 0x1a00);
        SIS_W32(RxControl, 0x1a00);

        sis190_irq_mask_and_ack(ioaddr);
}

References ioaddr, RxControl, sis190_irq_mask_and_ack(), SIS_W32, and TxControl.

Referenced by sis190_down(), and sis190_soft_reset().

sis190_mark_as_last_descriptor()

static void sis190_mark_as_last_descriptor ( struct RxDesc *  desc )

inlinestatic

Definition at line 166 of file sis190.c.

{
        desc->size |= cpu_to_le32(RingEnd);
}

References cpu_to_le32, desc, and RingEnd.

Referenced by sis190_init_ring().

sis190_give_to_asic()

static void sis190_give_to_asic ( struct RxDesc *  desc )

inlinestatic

Definition at line 171 of file sis190.c.

{
        u32 eor = le32_to_cpu(desc->size) & RingEnd;

        desc->PSize = 0x0;
        desc->size = cpu_to_le32((RX_BUF_SIZE & RX_BUF_MASK) | eor);
        wmb();
        desc->status = cpu_to_le32(OWNbit | INTbit);
}

References cpu_to_le32, desc, INTbit, le32_to_cpu, OWNbit, RingEnd, RX_BUF_MASK, RX_BUF_SIZE, and wmb().

Referenced by sis190_map_to_asic(), and sis190_process_rx().

sis190_map_to_asic()

static void sis190_map_to_asic ( struct RxDesc *  desc, u32  mapping  )

inlinestatic

Definition at line 181 of file sis190.c.

{
        desc->addr = cpu_to_le32(mapping);
        sis190_give_to_asic(desc);
}

References cpu_to_le32, desc, and sis190_give_to_asic().

Referenced by sis190_alloc_rx_iob().

sis190_make_unusable_by_asic()

static void sis190_make_unusable_by_asic ( struct RxDesc *  desc )

inlinestatic

Definition at line 187 of file sis190.c.

{
        desc->PSize = 0x0;
        desc->addr = cpu_to_le32(0xdeadbeef);
        desc->size &= cpu_to_le32(RingEnd);
        wmb();
        desc->status = 0x0;
}

References cpu_to_le32, desc, RingEnd, and wmb().

Referenced by sis190_alloc_rx_iob(), and sis190_process_rx().

sis190_alloc_rx_iob()

static struct io_buffer* sis190_alloc_rx_iob ( struct RxDesc *  desc )

static

Definition at line 196 of file sis190.c.

{
        struct io_buffer *iob;

        iob = alloc_iob(RX_BUF_SIZE);
        if (iob) {
                u32 mapping;

                mapping = virt_to_bus(iob->data);
                sis190_map_to_asic(desc, mapping);
        } else {
                DBG("sis190: alloc_iob failed\n");
                sis190_make_unusable_by_asic(desc);
        }

        return iob;
}

References alloc_iob(), io_buffer::data, DBG, desc, RX_BUF_SIZE, sis190_make_unusable_by_asic(), sis190_map_to_asic(), and virt_to_bus().

Referenced by sis190_rx_fill().

sis190_rx_fill()

static u32 sis190_rx_fill ( struct sis190_private *  tp, u32  start, u32  end  )

static

Definition at line 214 of file sis190.c.

{
        u32 cur;

        for (cur = start; cur < end; cur++) {
                unsigned int i = cur % NUM_RX_DESC;

                if (tp->Rx_iobuf[i])
                        continue;

                tp->Rx_iobuf[i] = sis190_alloc_rx_iob(tp->RxDescRing + i);

                if (!tp->Rx_iobuf[i])
                        break;
        }
        return cur - start;
}

References end, NUM_RX_DESC, sis190_alloc_rx_iob(), start, and tp.

Referenced by sis190_init_ring(), and sis190_process_rx().

sis190_rx_pkt_err()

static int sis190_rx_pkt_err ( u32  status )

inlinestatic

Definition at line 232 of file sis190.c.

{
#define ErrMask (OVRUN | SHORT | LIMIT | MIIER | NIBON | COLON | ABORT)

        if ((status & CRCOK) && !(status & ErrMask))
                return 0;

        return -1;
}

References CRCOK, ErrMask, and status.

Referenced by sis190_process_rx().

sis190_process_rx()

static int sis190_process_rx ( struct sis190_private *  tp )

static

Definition at line 242 of file sis190.c.

{
        u32 rx_left, cur_rx = tp->cur_rx;
        u32 delta, count;

        rx_left = NUM_RX_DESC + tp->dirty_rx - cur_rx;

        for (; rx_left > 0; rx_left--, cur_rx++) {
                unsigned int entry = cur_rx % NUM_RX_DESC;
                struct RxDesc *desc = tp->RxDescRing + entry;
                u32 status;

                if (le32_to_cpu(desc->status) & OWNbit)
                        break;

                status = le32_to_cpu(desc->PSize);

                if (sis190_rx_pkt_err(status) < 0) {
                        sis190_give_to_asic(desc);
                } else {
                        struct io_buffer *iob = tp->Rx_iobuf[entry];
                        unsigned int pkt_size = (status & RxSizeMask) - 4;

                        if (pkt_size > RX_BUF_SIZE) {
                                DBG("sis190: (frag) status = %08x.\n", status);
                                sis190_give_to_asic(desc);
                                continue;
                        }

                        sis190_make_unusable_by_asic(desc);

                        iob_put(iob, pkt_size);

                        DBG2("sis190: received packet. len: %d\n", pkt_size);
                        netdev_rx(tp->dev, iob);
                        DBGIO_HD(iob->data, 60);
                        tp->Rx_iobuf[entry] = NULL;
                }
        }
        count = cur_rx - tp->cur_rx;
        tp->cur_rx = cur_rx;

        delta = sis190_rx_fill(tp, tp->dirty_rx, tp->cur_rx);
        if (!delta && count)
                DBG("sis190: no Rx buffer allocated.\n");
        tp->dirty_rx += delta;

        if (((tp->dirty_rx + NUM_RX_DESC) == tp->cur_rx))
                DBG("sis190: Rx buffers exhausted.\n");

        return count;
}

References count, cur_rx, tulip_private::cur_rx, io_buffer::data, DBG, DBG2, DBGIO_HD, desc, entry, iob_put, le32_to_cpu, netdev_rx(), NULL, NUM_RX_DESC, OWNbit, RX_BUF_SIZE, RxSizeMask, sis190_give_to_asic(), sis190_make_unusable_by_asic(), sis190_rx_fill(), sis190_rx_pkt_err(), status, and tp.

Referenced by sis190_poll().

sis190_tx_pkt_err()

static int sis190_tx_pkt_err ( u32  status )

inlinestatic

Definition at line 295 of file sis190.c.

{
#define TxErrMask (WND | TABRT | FIFO | LINK)

        if (!(status & TxErrMask))
                return 0;

        return -1;
}

References status, and TxErrMask.

Referenced by sis190_process_tx().

sis190_process_tx()

static void sis190_process_tx ( struct sis190_private *  tp )

static

Definition at line 305 of file sis190.c.

{
        u32 pending, dirty_tx = tp->dirty_tx;

        pending = tp->cur_tx - dirty_tx;

        for (; pending; pending--, dirty_tx++) {
                unsigned int entry = dirty_tx % NUM_TX_DESC;
                struct TxDesc *txd = tp->TxDescRing + entry;
                u32 status = le32_to_cpu(txd->status);
                struct io_buffer *iob;

                if (status & OWNbit)
                        break;

                iob = tp->Tx_iobuf[entry];

                if (!iob)
                        break;

                if (sis190_tx_pkt_err(status) == 0) {
                        DBG2("sis190: Transmitted packet: %#08x\n", status);
                        netdev_tx_complete(tp->dev, iob);
                } else {
                        DBG("sis190: Transmit error: %#08x\n", status);
                        netdev_tx_complete_err(tp->dev, iob, -EINVAL);
                }

                tp->Tx_iobuf[entry] = NULL;
        }

        if (tp->dirty_tx != dirty_tx)
                tp->dirty_tx = dirty_tx;
}

References DBG, DBG2, EINVAL, entry, le32_to_cpu, netdev_tx_complete(), netdev_tx_complete_err(), NULL, NUM_TX_DESC, OWNbit, pending, sis190_tx_pkt_err(), status, tp, and txd.

Referenced by sis190_poll().

sis190_poll()

static void sis190_poll ( struct net_device *  dev )

static

Definition at line 344 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void  *ioaddr = tp->mmio_addr;
        u32 status;

        status = SIS_R32(IntrStatus);

        if ((status == 0xffffffff) || !status)
                return;

        SIS_W32(IntrStatus, status);

        /* sis190_phy_task() needs to be called in event of a LinkChange and
         * after auto-negotiation is finished. Finishing auto-neg won't generate
         * any indication, hence we call it every time if the link is bad. */
        if ((status & LinkChange) || !netdev_link_ok(dev))
                sis190_phy_task(tp);

        if (status & RxQInt)
                sis190_process_rx(tp);

        if (status & TxQ0Int)
                sis190_process_tx(tp);
}

References sis190_private::dev, IntrStatus, ioaddr, LinkChange, netdev_link_ok(), net_device::priv, RxQInt, sis190_phy_task(), sis190_process_rx(), sis190_process_tx(), SIS_R32, SIS_W32, status, tp, and TxQ0Int.

sis190_init_ring_indexes()

static void sis190_init_ring_indexes ( struct sis190_private *  tp )

inlinestatic

Definition at line 370 of file sis190.c.

{
        tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0;
}

References tulip_private::cur_rx, and tp.

Referenced by sis190_init_ring().

sis190_init_ring()

static int sis190_init_ring ( struct net_device *  dev )

static

Definition at line 375 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;

        sis190_init_ring_indexes(tp);

        memset(tp->Tx_iobuf, 0, NUM_TX_DESC * sizeof(struct io_buffer *));
        memset(tp->Rx_iobuf, 0, NUM_RX_DESC * sizeof(struct io_buffer *));

        if (sis190_rx_fill(tp, 0, NUM_RX_DESC) != NUM_RX_DESC)
                goto err;

        sis190_mark_as_last_descriptor(tp->RxDescRing + NUM_RX_DESC - 1);

        return 0;

err:
        sis190_free(dev);
        return -ENOMEM;
}

References sis190_private::dev, ENOMEM, memset(), NUM_RX_DESC, NUM_TX_DESC, net_device::priv, sis190_free(), sis190_init_ring_indexes(), sis190_mark_as_last_descriptor(), sis190_rx_fill(), and tp.

Referenced by sis190_open().

sis190_set_rx_mode()

static void sis190_set_rx_mode ( struct net_device *  dev )

static

Definition at line 396 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;
        u32 mc_filter[2];       /* Multicast hash filter */
        u16 rx_mode;

        rx_mode = AcceptBroadcast | AcceptMyPhys | AcceptMulticast;
        mc_filter[1] = mc_filter[0] = 0xffffffff;

        SIS_W16(RxMacControl, rx_mode | 0x2);
        SIS_W32(RxHashTable, mc_filter[0]);
        SIS_W32(RxHashTable + 4, mc_filter[1]);

}

References AcceptBroadcast, AcceptMulticast, AcceptMyPhys, sis190_private::dev, ioaddr, net_device::priv, RxHashTable, RxMacControl, SIS_W16, SIS_W32, and tp.

Referenced by sis190_hw_start().

sis190_soft_reset()

static void sis190_soft_reset ( void *  ioaddr )

static

Definition at line 412 of file sis190.c.

{
        SIS_W32(IntrControl, 0x8000);
        SIS_PCI_COMMIT();
        SIS_W32(IntrControl, 0x0);
        sis190_asic_down(ioaddr);
}

References IntrControl, ioaddr, sis190_asic_down(), SIS_PCI_COMMIT, and SIS_W32.

Referenced by sis190_hw_start(), sis190_init_board(), and sis190_remove().

sis190_hw_start()

static void sis190_hw_start ( struct net_device *  dev )

static

Definition at line 420 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;

        sis190_soft_reset(ioaddr);

        SIS_W32(TxDescStartAddr, tp->tx_dma);
        SIS_W32(RxDescStartAddr, tp->rx_dma);

        SIS_W32(IntrStatus, 0xffffffff);
        SIS_W32(IntrMask, 0x0);
        SIS_W32(GMIIControl, 0x0);
        SIS_W32(TxMacControl, 0x60);
        SIS_W16(RxMacControl, 0x02);
        SIS_W32(RxHashTable, 0x0);
        SIS_W32(0x6c, 0x0);
        SIS_W32(RxWolCtrl, 0x0);
        SIS_W32(RxWolData, 0x0);

        SIS_PCI_COMMIT();

        sis190_set_rx_mode(dev);

        SIS_W32(TxControl, 0x1a00 | CmdTxEnb);
        SIS_W32(RxControl, 0x1a1d);
}

References CmdTxEnb, sis190_private::dev, GMIIControl, IntrMask, IntrStatus, ioaddr, net_device::priv, RxControl, RxDescStartAddr, RxHashTable, RxMacControl, RxWolCtrl, RxWolData, sis190_set_rx_mode(), sis190_soft_reset(), SIS_PCI_COMMIT, SIS_W16, SIS_W32, tp, TxControl, TxDescStartAddr, and TxMacControl.

Referenced by sis190_open().

sis190_phy_task()

static void sis190_phy_task ( struct sis190_private *  tp )

static

Definition at line 448 of file sis190.c.

{
        struct net_device *dev = tp->dev;
        void *ioaddr = tp->mmio_addr;
        int phy_id = tp->mii_if.phy_id;
        int cnt = 0;
        u16 val;

        val = mdio_read(ioaddr, phy_id, MII_BMCR);

        /* 100ms timeout is completely arbitrary. I have no datasheet to
         * check whether that's a sensible value or not.
         */
        while ((val & BMCR_RESET) && (cnt < 100)) {
                val = mdio_read(ioaddr, phy_id, MII_BMCR);
                mdelay(1);
                cnt++;
        }

        if (cnt > 99) {
                DBG("sis190: BMCR_RESET timeout\n");
                return;
        }

        if (!(mdio_read_latched(ioaddr, phy_id, MII_BMSR) &
                     BMSR_ANEGCOMPLETE)) {
                DBG("sis190: auto-negotiating...\n");
                netdev_link_down(dev);
        } else {
                /* Rejoice ! */
                struct {
                        int val;
                        u32 ctl;
                        const char *msg;
                } reg31[] = {
                        { LPA_1000FULL, 0x07000c00 | 0x00001000,
                                "1000 Mbps Full Duplex" },
                        { LPA_1000HALF, 0x07000c00,
                                "1000 Mbps Half Duplex" },
                        { LPA_100FULL, 0x04000800 | 0x00001000,
                                "100 Mbps Full Duplex" },
                        { LPA_100HALF, 0x04000800,
                                "100 Mbps Half Duplex" },
                        { LPA_10FULL, 0x04000400 | 0x00001000,
                                "10 Mbps Full Duplex" },
                        { LPA_10HALF, 0x04000400,
                                "10 Mbps Half Duplex" },
                        { 0, 0x04000400, "unknown" }
                }, *p = NULL;
                u16 adv, autoexp, gigadv, gigrec;

                val = mdio_read(ioaddr, phy_id, 0x1f);

                val = mdio_read(ioaddr, phy_id, MII_LPA);
                adv = mdio_read(ioaddr, phy_id, MII_ADVERTISE);

                autoexp = mdio_read(ioaddr, phy_id, MII_EXPANSION);

                if (val & LPA_NPAGE && autoexp & EXPANSION_NWAY) {
                        /* check for gigabit speed */
                        gigadv = mdio_read(ioaddr, phy_id, MII_CTRL1000);
                        gigrec = mdio_read(ioaddr, phy_id, MII_STAT1000);
                        val = (gigadv & (gigrec >> 2));
                        if (val & ADVERTISE_1000FULL)
                                p = reg31;
                        else if (val & ADVERTISE_1000HALF)
                                p = reg31 + 1;
                }

                if (!p) {
                        val &= adv;

                        for (p = reg31; p->val; p++) {
                                if ((val & p->val) == p->val)
                                        break;
                        }
                }

                p->ctl |= SIS_R32(StationControl) & ~0x0f001c00;

                if ((tp->features & F_HAS_RGMII) &&
                    (tp->features & F_PHY_BCM5461)) {
                        // Set Tx Delay in RGMII mode.
                        mdio_write(ioaddr, phy_id, 0x18, 0xf1c7);
                        udelay(200);
                        mdio_write(ioaddr, phy_id, 0x1c, 0x8c00);
                        p->ctl |= 0x03000000;
                }

                SIS_W32(StationControl, p->ctl);

                if (tp->features & F_HAS_RGMII) {
                        SIS_W32(RGDelay, 0x0441);
                        SIS_W32(RGDelay, 0x0440);
                }

                DBG("sis190: link on %s mode.\n", p->msg);
                netdev_link_up(dev);
        }
}

References ADVERTISE_1000FULL, ADVERTISE_1000HALF, BMCR_RESET, BMSR_ANEGCOMPLETE, DBG, net_device::dev, EXPANSION_NWAY, F_HAS_RGMII, F_PHY_BCM5461, ioaddr, LPA_1000FULL, LPA_1000HALF, LPA_100FULL, LPA_100HALF, LPA_10FULL, LPA_10HALF, LPA_NPAGE, mdelay(), mdio_read(), mdio_read_latched(), mdio_write(), MII_ADVERTISE, MII_BMCR, MII_BMSR, MII_CTRL1000, MII_EXPANSION, MII_LPA, MII_STAT1000, msg(), netdev_link_down(), netdev_link_up(), NULL, RGDelay, SIS_R32, SIS_W32, StationControl, tp, udelay(), and val.

Referenced by sis190_poll(), and sis190_probe().

sis190_open()

static int sis190_open ( struct net_device *  dev )

static

Definition at line 549 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        int rc;

        /* Allocate TX ring */
        tp->TxDescRing = malloc_phys(TX_RING_BYTES, RING_ALIGNMENT);
        if (!tp->TxDescRing) {
                DBG("sis190: TX ring allocation failed\n");
                rc = -ENOMEM;
                goto out;
        }
        tp->tx_dma = cpu_to_le32(virt_to_bus(tp->TxDescRing));

        /* Allocate RX ring */
        tp->RxDescRing = malloc_phys(RX_RING_BYTES, RING_ALIGNMENT);
        if (!tp->RxDescRing) {
                DBG("sis190: RX ring allocation failed\n");
                rc = -ENOMEM;
                goto error;
        }
        tp->rx_dma = cpu_to_le32(virt_to_bus(tp->RxDescRing));

        rc = sis190_init_ring(dev);
        if (rc < 0)
                goto error;

        /* init rx filter, also program MAC address to card */
        sis190_init_rxfilter(dev);

        sis190_hw_start(dev);
out:
        return rc;

error:
        sis190_free(dev);
        goto out;
}

References cpu_to_le32, DBG, sis190_private::dev, ENOMEM, error, malloc_phys(), out, net_device::priv, rc, RING_ALIGNMENT, RX_RING_BYTES, sis190_free(), sis190_hw_start(), sis190_init_ring(), sis190_init_rxfilter(), tp, TX_RING_BYTES, and virt_to_bus().

sis190_down()

static void sis190_down ( struct net_device *  dev )

static

Definition at line 588 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void  *ioaddr = tp->mmio_addr;

        do {
                sis190_asic_down(ioaddr);
        } while (SIS_R32(IntrMask));
}

References sis190_private::dev, IntrMask, ioaddr, net_device::priv, sis190_asic_down(), SIS_R32, and tp.

Referenced by sis190_close().

sis190_free()

static void sis190_free ( struct net_device *  dev )

static

Definition at line 598 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        int i;

        free_phys(tp->TxDescRing, TX_RING_BYTES);
        free_phys(tp->RxDescRing, RX_RING_BYTES);

        tp->TxDescRing = NULL;
        tp->RxDescRing = NULL;

        tp->tx_dma = 0;
        tp->rx_dma = 0;

        tp->cur_tx = tp->dirty_tx = 0;
        tp->cur_rx = tp->dirty_rx = 0;

        for (i = 0; i < NUM_RX_DESC; i++) {
                free_iob(tp->Rx_iobuf[i]);
                tp->Rx_iobuf[i] = NULL;
        }

        /* tx io_buffers aren't owned by the driver, so don't free them */
        for(i = 0; i < NUM_TX_DESC; i++)
                tp->Tx_iobuf[i] = NULL;
}

References tulip_private::cur_rx, sis190_private::dev, free_iob(), free_phys(), NULL, NUM_RX_DESC, NUM_TX_DESC, net_device::priv, RX_RING_BYTES, tp, and TX_RING_BYTES.

Referenced by sis190_close(), sis190_init_ring(), and sis190_open().

sis190_close()

static void sis190_close ( struct net_device *  dev )

static

Definition at line 625 of file sis190.c.

{
        sis190_down(dev);
        sis190_free(dev);
}

References sis190_private::dev, sis190_down(), and sis190_free().

sis190_transmit()

static int sis190_transmit ( struct net_device *  dev, struct io_buffer *  iob  )

static

Definition at line 631 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void  *ioaddr = tp->mmio_addr;
        u32 len, entry;
        struct TxDesc *desc;

        len = iob_len(iob);
        if (len < ETH_ZLEN) {
                iob_pad(iob, ETH_ZLEN);
                len = ETH_ZLEN;
        }

        entry = tp->cur_tx % NUM_TX_DESC;
        desc = tp->TxDescRing + entry;

        if (le32_to_cpu(desc->status) & OWNbit) {
                DBG("sis190: Tx Ring full\n");
                return -EINVAL;
        }

        tp->Tx_iobuf[entry] = iob;

        desc->PSize = cpu_to_le32(len);
        desc->addr = cpu_to_le32(virt_to_bus(iob->data));

        desc->size = cpu_to_le32(len);
        if (entry == (NUM_TX_DESC - 1))
                desc->size |= cpu_to_le32(RingEnd);

        wmb();

        desc->status = cpu_to_le32(OWNbit | INTbit | DEFbit | CRCbit | PADbit);

        tp->cur_tx++;

        SIS_W32(TxControl, 0x1a00 | CmdReset | CmdTxEnb);

        return 0;
}

References CmdReset, CmdTxEnb, cpu_to_le32, CRCbit, io_buffer::data, DBG, DEFbit, desc, sis190_private::dev, EINVAL, entry, ETH_ZLEN, INTbit, ioaddr, iob_len(), iob_pad(), le32_to_cpu, len, NUM_TX_DESC, OWNbit, PADbit, net_device::priv, RingEnd, SIS_W32, tp, TxControl, virt_to_bus(), and wmb().

sis190_free_phy()

static void sis190_free_phy ( struct list_head *  first_phy )

static

Definition at line 672 of file sis190.c.

{
        struct sis190_phy *cur, *next;

        list_for_each_entry_safe(cur, next, first_phy, list) {
                free(cur);
        }
}

References free, sis190_phy::list, list_for_each_entry_safe, and next.

Referenced by sis190_mii_probe(), and sis190_mii_remove().

sis190_default_phy()

static u16 sis190_default_phy ( struct sis190_private *  tp )

static

sis190_default_phy - Select default PHY for sis190 mac.

@dev: the net device to probe for

Select first detected PHY with link as default. If no one is link on, select PHY whose types is HOME as default. If HOME doesn't exist, select LAN.

Definition at line 689 of file sis190.c.

{
        struct sis190_phy *phy, *phy_home, *phy_default, *phy_lan;
        struct mii_if_info *mii_if = &tp->mii_if;
        void  *ioaddr = tp->mmio_addr;
        u16 status;

        phy_home = phy_default = phy_lan = NULL;

        list_for_each_entry(phy, &tp->first_phy, list) {
                status = mdio_read_latched(ioaddr, phy->phy_id, MII_BMSR);

                // Link ON & Not select default PHY & not ghost PHY.
                if ((status & BMSR_LSTATUS) &&
                    !phy_default &&
                    (phy->type != UNKNOWN)) {
                        phy_default = phy;
                } else {
                        status = mdio_read(ioaddr, phy->phy_id, MII_BMCR);
                        mdio_write(ioaddr, phy->phy_id, MII_BMCR,
                                   status | BMCR_ANENABLE | BMCR_ISOLATE);
                        if (phy->type == HOME)
                                phy_home = phy;
                        else if (phy->type == LAN)
                                phy_lan = phy;
                }
        }

        if (!phy_default) {
                if (phy_home)
                        phy_default = phy_home;
                else if (phy_lan)
                        phy_default = phy_lan;
                else
                        phy_default = list_entry(&tp->first_phy,
                                                 struct sis190_phy, list);
        }

        if (mii_if->phy_id != phy_default->phy_id) {
                mii_if->phy_id = phy_default->phy_id;
                DBG("sis190: Using transceiver at address %d as default.\n",
                     mii_if->phy_id);
        }

        status = mdio_read(ioaddr, mii_if->phy_id, MII_BMCR);
        status &= (~BMCR_ISOLATE);

        mdio_write(ioaddr, mii_if->phy_id, MII_BMCR, status);
        status = mdio_read_latched(ioaddr, mii_if->phy_id, MII_BMSR);

        return status;
}

References BMCR_ANENABLE, BMCR_ISOLATE, BMSR_LSTATUS, DBG, HOME, ioaddr, LAN, list_entry, list_for_each_entry, mdio_read(), mdio_read_latched(), mdio_write(), MII_BMCR, MII_BMSR, NULL, mii_if_info::phy_id, sis190_phy::phy_id, status, tp, sis190_phy::type, and UNKNOWN.

Referenced by sis190_mii_probe().

sis190_init_phy()

static void sis190_init_phy ( struct sis190_private *  tp, struct sis190_phy *  phy, unsigned int  phy_id, u16  mii_status  )

static

Definition at line 742 of file sis190.c.

{
        void *ioaddr = tp->mmio_addr;
        struct mii_chip_info *p;

        INIT_LIST_HEAD(&phy->list);
        phy->status = mii_status;
        phy->phy_id = phy_id;

        phy->id[0] = mdio_read(ioaddr, phy_id, MII_PHYSID1);
        phy->id[1] = mdio_read(ioaddr, phy_id, MII_PHYSID2);

        for (p = mii_chip_table; p->type; p++) {
                if ((p->id[0] == phy->id[0]) &&
                    (p->id[1] == (phy->id[1] & 0xfff0))) {
                        break;
                }
        }

        if (p->id[1]) {
                phy->type = (p->type == MIX) ?
                        ((mii_status & (BMSR_100FULL | BMSR_100HALF)) ?
                                LAN : HOME) : p->type;
                tp->features |= p->feature;

                DBG("sis190: %s transceiver at address %d.\n", p->name, phy_id);
        } else {
                phy->type = UNKNOWN;

                DBG("sis190: unknown PHY 0x%x:0x%x transceiver at address %d\n",
                    phy->id[0], (phy->id[1] & 0xfff0), phy_id);
        }
}

References BMSR_100FULL, BMSR_100HALF, DBG, mii_chip_info::feature, HOME, sis190_phy::id, mii_chip_info::id, INIT_LIST_HEAD, ioaddr, LAN, sis190_phy::list, mdio_read(), mii_chip_table, MII_PHYSID1, MII_PHYSID2, MIX, mii_chip_info::name, sis190_phy::phy_id, sis190_phy::status, tp, sis190_phy::type, mii_chip_info::type, and UNKNOWN.

Referenced by sis190_mii_probe().

sis190_mii_probe_88e1111_fixup()

static void sis190_mii_probe_88e1111_fixup ( struct sis190_private *  tp )

static

Definition at line 778 of file sis190.c.

{
        if (tp->features & F_PHY_88E1111) {
                void *ioaddr = tp->mmio_addr;
                int phy_id = tp->mii_if.phy_id;
                u16 reg[2][2] = {
                        { 0x808b, 0x0ce1 },
                        { 0x808f, 0x0c60 }
                }, *p;

                p = (tp->features & F_HAS_RGMII) ? reg[0] : reg[1];

                mdio_write(ioaddr, phy_id, 0x1b, p[0]);
                udelay(200);
                mdio_write(ioaddr, phy_id, 0x14, p[1]);
                udelay(200);
        }
}

References F_HAS_RGMII, F_PHY_88E1111, ioaddr, mdio_write(), reg, tp, and udelay().

Referenced by sis190_mii_probe().

sis190_mii_probe()

static int sis190_mii_probe ( struct net_device *  dev )

static

sis190_mii_probe - Probe MII PHY for sis190 @dev: the net device to probe for

Search for total of 32 possible mii phy addresses. Identify and set current phy if found one, return error if it failed to found.

Definition at line 805 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        struct mii_if_info *mii_if = &tp->mii_if;
        void *ioaddr = tp->mmio_addr;
        int phy_id;
        int rc = 0;

        INIT_LIST_HEAD(&tp->first_phy);

        for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
                struct sis190_phy *phy;
                u16 status;

                status = mdio_read_latched(ioaddr, phy_id, MII_BMSR);

                // Try next mii if the current one is not accessible.
                if (status == 0xffff || status == 0x0000)
                        continue;

                phy = zalloc(sizeof(*phy));
                if (!phy) {
                        sis190_free_phy(&tp->first_phy);
                        rc = -ENOMEM;
                        goto out;
                }

                DBG("sis190: found PHY\n");

                sis190_init_phy(tp, phy, phy_id, status);

                list_add(&tp->first_phy, &phy->list);
        }

        if (list_empty(&tp->first_phy)) {
                DBG("sis190: No MII transceivers found!\n");
                rc = -EIO;
                goto out;
        }

        /* Select default PHY for mac */
        sis190_default_phy(tp);

        sis190_mii_probe_88e1111_fixup(tp);

        mii_if->dev = dev;
        mii_if->mdio_read = __mdio_read;
        mii_if->mdio_write = __mdio_write;
        mii_if->phy_id_mask = PHY_ID_ANY;
        mii_if->reg_num_mask = MII_REG_ANY;
out:
        return rc;
}

References __mdio_read(), __mdio_write(), DBG, mii_if_info::dev, sis190_private::dev, EIO, ENOMEM, INIT_LIST_HEAD, ioaddr, sis190_phy::list, list_add, list_empty, mii_if_info::mdio_read, mdio_read_latched(), mii_if_info::mdio_write, MII_BMSR, MII_REG_ANY, out, mii_if_info::phy_id, sis190_phy::phy_id, PHY_ID_ANY, mii_if_info::phy_id_mask, PHY_MAX_ADDR, net_device::priv, rc, mii_if_info::reg_num_mask, sis190_default_phy(), sis190_free_phy(), sis190_init_phy(), sis190_mii_probe_88e1111_fixup(), status, tp, and zalloc().

Referenced by sis190_probe().

sis190_mii_remove()

static void sis190_mii_remove ( struct net_device *  dev )

static

Definition at line 859 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;

        sis190_free_phy(&tp->first_phy);
}

References sis190_private::dev, net_device::priv, sis190_free_phy(), and tp.

Referenced by sis190_probe(), and sis190_remove().

sis190_init_board()

static int sis190_init_board ( struct pci_device *  pdev, struct net_device **  netdev  )

static

Definition at line 866 of file sis190.c.

{
        struct sis190_private *tp;
        struct net_device *dev;
        void *ioaddr;
        int rc;

        dev = alloc_etherdev(sizeof(*tp));
        if (!dev) {
                DBG("sis190: unable to alloc new etherdev\n");
                rc = -ENOMEM;
                goto err;
        }

        dev->dev = &pdev->dev;

        tp = dev->priv;
        memset(tp, 0, sizeof(*tp));

        tp->dev = dev;

        adjust_pci_device(pdev);

        ioaddr = pci_ioremap(pdev, pdev->membase, SIS190_REGS_SIZE);
        if (!ioaddr) {
                DBG("sis190: cannot remap MMIO, aborting\n");
                rc = -EIO;
                goto err;
        }

        tp->pci_device = pdev;
        tp->mmio_addr = ioaddr;

        sis190_irq_mask_and_ack(ioaddr);

        sis190_soft_reset(ioaddr);

        *netdev = dev;

        return 0;

err:
        return rc;
}

References adjust_pci_device(), alloc_etherdev(), DBG, pci_device::dev, net_device::dev, EIO, ENOMEM, ioaddr, pci_device::membase, memset(), netdev, pci_ioremap(), rc, sis190_irq_mask_and_ack(), SIS190_REGS_SIZE, sis190_soft_reset(), and tp.

Referenced by sis190_probe().

sis190_set_rgmii()

static void sis190_set_rgmii ( struct sis190_private *  tp, u8  reg  )

static

Definition at line 911 of file sis190.c.

{
        tp->features |= (reg & 0x80) ? F_HAS_RGMII : 0;
}

References F_HAS_RGMII, reg, and tp.

Referenced by sis190_get_mac_addr_from_apc(), and sis190_get_mac_addr_from_eeprom().

sis190_get_mac_addr_from_eeprom()

static int sis190_get_mac_addr_from_eeprom ( struct pci_device *pdev  __unused, struct net_device *  dev  )

static

Definition at line 916 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;
        u16 sig;
        int i;

        DBG("sis190: Read MAC address from EEPROM\n");

        /* Check to see if there is a sane EEPROM */
        sig = (u16) sis190_read_eeprom(ioaddr, EEPROMSignature);

        if ((sig == 0xffff) || (sig == 0x0000)) {
                DBG("sis190: Error EEPROM read.\n");
                return -EIO;
        }

        /* Get MAC address from EEPROM */
        for (i = 0; i < ETH_ALEN / 2; i++) {
                u16 w = sis190_read_eeprom(ioaddr, EEPROMMACAddr + i);

                ((u16 *)dev->hw_addr)[i] = cpu_to_le16(w);
        }

        sis190_set_rgmii(tp, sis190_read_eeprom(ioaddr, EEPROMInfo));

        return 0;
}

References cpu_to_le16, DBG, sis190_private::dev, EEPROMInfo, EEPROMMACAddr, EEPROMSignature, EIO, ETH_ALEN, net_device::hw_addr, ioaddr, net_device::priv, sig, sis190_read_eeprom(), sis190_set_rgmii(), tp, u16, and w.

Referenced by sis190_get_mac_addr().

sis190_get_mac_addr_from_apc()

static int sis190_get_mac_addr_from_apc ( struct pci_device *  pdev, struct net_device *  dev  )

static

sis190_get_mac_addr_from_apc - Get MAC address for SiS96x model @pdev: PCI device @dev: network device to get address for

SiS96x model, use APC CMOS RAM to store MAC address. APC CMOS RAM is accessed through ISA bridge. MAC address is read into @net_dev->dev_addr.

Definition at line 955 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        struct pci_device *isa_bridge = NULL;
        struct device *d;
        u8 reg, tmp8;
        unsigned int i;

        DBG("sis190: Read MAC address from APC.\n");

        list_for_each_entry(d, &(pdev->dev.siblings), siblings) {
                unsigned int i;
                for(i = 0; i < sis190_isa_bridge_driver.id_count; i++) {
                        isa_bridge = container_of(d, struct pci_device, dev);
                        if(isa_bridge->vendor ==
                             sis190_isa_bridge_driver.ids[i].vendor
                             && isa_bridge->device ==
                             sis190_isa_bridge_driver.ids[i].device) {
                                DBG("sis190: ISA bridge found\n");
                                break;
                        } else {
                                isa_bridge = NULL;
                        }
                }
                if(isa_bridge)
                        break;
        }

        if (!isa_bridge) {
                DBG("sis190: Can not find ISA bridge.\n");
                return -EIO;
        }

        /* Enable port 78h & 79h to access APC Registers. */
        pci_read_config_byte(isa_bridge, 0x48, &tmp8);
        reg = (tmp8 & ~0x02);
        pci_write_config_byte(isa_bridge, 0x48, reg);
        udelay(50);
        pci_read_config_byte(isa_bridge, 0x48, &reg);

        for (i = 0; i < ETH_ALEN; i++) {
                outb(0x9 + i, 0x78);
                dev->hw_addr[i] = inb(0x79);
        }

        outb(0x12, 0x78);
        reg = inb(0x79);

        sis190_set_rgmii(tp, reg);

        /* Restore the value to ISA Bridge */
        pci_write_config_byte(isa_bridge, 0x48, tmp8);

        return 0;
}

References container_of, d, DBG, pci_device::dev, sis190_private::dev, pci_device::device, EIO, ETH_ALEN, net_device::hw_addr, inb(), list_for_each_entry, NULL, outb, pci_read_config_byte(), pci_write_config_byte(), net_device::priv, reg, device::siblings, sis190_set_rgmii(), tp, udelay(), and pci_device::vendor.

Referenced by sis190_get_mac_addr().

sis190_init_rxfilter()

static void sis190_init_rxfilter ( struct net_device *  dev )

inlinestatic

sis190_init_rxfilter - Initialize the Rx filter @dev: network device to initialize

Set receive filter address to our MAC address and enable packet filtering.

Definition at line 1019 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;
        u16 ctl;
        int i;

        ctl = SIS_R16(RxMacControl);
        /*
         * Disable packet filtering before setting filter.
         * Note: SiS's driver writes 32 bits but RxMacControl is 16 bits
         * only and followed by RxMacAddr (6 bytes). Strange. -- FR
         */
        SIS_W16(RxMacControl, ctl & ~0x0f00);

        for (i = 0; i < ETH_ALEN; i++)
                SIS_W8(RxMacAddr + i, dev->ll_addr[i]);

        SIS_W16(RxMacControl, ctl);
        SIS_PCI_COMMIT();
}

References sis190_private::dev, ETH_ALEN, ioaddr, net_device::ll_addr, net_device::priv, RxMacAddr, RxMacControl, SIS_PCI_COMMIT, SIS_R16, SIS_W16, SIS_W8, and tp.

Referenced by sis190_open().

sis190_get_mac_addr()

static int sis190_get_mac_addr ( struct pci_device *  pdev, struct net_device *  dev  )

static

Definition at line 1041 of file sis190.c.

{
        int rc;

        rc = sis190_get_mac_addr_from_eeprom(pdev, dev);
        if (rc < 0) {
                u8 reg;

                pci_read_config_byte(pdev, 0x73, &reg);

                if (reg & 0x00000001)
                        rc = sis190_get_mac_addr_from_apc(pdev, dev);
        }
        return rc;
}

References sis190_private::dev, pci_read_config_byte(), rc, reg, sis190_get_mac_addr_from_apc(), and sis190_get_mac_addr_from_eeprom().

Referenced by sis190_probe().

sis190_set_speed_auto()

static void sis190_set_speed_auto ( struct net_device *  dev )

static

Definition at line 1058 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;
        int phy_id = tp->mii_if.phy_id;
        int val;

        DBG("sis190: Enabling Auto-negotiation.\n");

        val = mdio_read(ioaddr, phy_id, MII_ADVERTISE);

        // Enable 10/100 Full/Half Mode, leave MII_ADVERTISE bit4:0
        // unchanged.
        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, phy_id, MII_CTRL1000, ADVERTISE_1000FULL);

        // Enable auto-negotiation and restart auto-negotiation.
        mdio_write(ioaddr, phy_id, MII_BMCR,
                   BMCR_ANENABLE | BMCR_ANRESTART | BMCR_RESET);
}

References ADVERTISE_1000FULL, ADVERTISE_100FULL, ADVERTISE_100HALF, ADVERTISE_10FULL, ADVERTISE_10HALF, ADVERTISE_SLCT, BMCR_ANENABLE, BMCR_ANRESTART, BMCR_RESET, DBG, sis190_private::dev, ioaddr, mdio_read(), mdio_write(), MII_ADVERTISE, MII_BMCR, MII_CTRL1000, net_device::priv, tp, and val.

Referenced by sis190_probe().

sis190_irq()

static void sis190_irq ( struct net_device *  dev, int  enable  )

static

Definition at line 1083 of file sis190.c.

{
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;

        SIS_W32(IntrStatus, 0xffffffff);

        if (enable == 0)
                SIS_W32(IntrMask, 0x00);
        else
                SIS_W32(IntrMask, sis190_intr_mask);

        SIS_PCI_COMMIT();
}

References sis190_private::dev, IntrMask, IntrStatus, ioaddr, net_device::priv, sis190_intr_mask, SIS_PCI_COMMIT, SIS_W32, and tp.

sis190_probe()

static int sis190_probe ( struct pci_device *  pdev )

static

Definition at line 1106 of file sis190.c.

{
        struct sis190_private *tp;
        struct net_device *dev;
        int rc;

        rc = sis190_init_board(pdev, &dev);
        if (rc < 0)
                goto out;
        netdev_init(dev, &sis190_netdev_ops);

        pci_set_drvdata(pdev, dev);

        tp = dev->priv;

        rc = sis190_get_mac_addr(pdev, dev);
        if (rc < 0)
                goto err;

        rc = sis190_mii_probe(dev);
        if (rc < 0)
                goto err;

        rc = register_netdev(dev);
        if (rc < 0)
                goto err;

        sis190_set_speed_auto(dev);
        sis190_phy_task(tp);

out:
        return rc;

err:
        sis190_mii_remove(dev);
        iounmap(tp->mmio_addr);
        goto out;
}

References net_device::dev, iounmap(), netdev_init(), out, pci_set_drvdata(), rc, register_netdev(), sis190_get_mac_addr(), sis190_init_board(), sis190_mii_probe(), sis190_mii_remove(), sis190_netdev_ops, sis190_phy_task(), sis190_set_speed_auto(), and tp.

sis190_remove()

static void sis190_remove ( struct pci_device *  pdev )

static

Definition at line 1145 of file sis190.c.

{
        struct net_device *dev = pci_get_drvdata(pdev);
        struct sis190_private *tp = dev->priv;
        void *ioaddr = tp->mmio_addr;

        sis190_mii_remove(dev);

        /* shutdown chip, disable interrupts, etc */
        sis190_soft_reset(ioaddr);

        iounmap(tp->mmio_addr);

        unregister_netdev(dev);
        netdev_nullify(dev);
        netdev_put(dev);
}

References sis190_private::dev, net_device::dev, ioaddr, iounmap(), netdev_nullify(), netdev_put(), pci_get_drvdata(), net_device::priv, sis190_mii_remove(), sis190_soft_reset(), tp, and unregister_netdev().

Variable Documentation

sis190_pci_tbl

struct pci_device_id sis190_pci_tbl[]

static

Initial value:

= {
        PCI_ROM (0x1039, 0x0190, "sis190", "sis190", 0),
        PCI_ROM (0x1039, 0x0191, "sis191", "sis191", 0),
}

Definition at line 28 of file sis190.c.

sis190_isa_bridge_tbl

struct pci_device_id sis190_isa_bridge_tbl[]

static

Initial value:

= {
        PCI_ID (0x1039, 0x0965, "", "", 0),
        PCI_ID (0x1039, 0x0966, "", "", 0),
        PCI_ID (0x1039, 0x0968, "", "", 0),
}

Definition at line 44 of file sis190.c.

__pci_driver

struct pci_driver sis190_pci_driver __pci_driver

Initial value:

= {
        .ids            = sis190_isa_bridge_tbl,
        .id_count       = (sizeof(sis190_isa_bridge_tbl) /
                           sizeof(sis190_isa_bridge_tbl[0])),
        .probe          = sis190_isa_bridge_probe,
        .remove         = sis190_isa_bridge_remove,
}

Definition at line 60 of file sis190.c.

sis190_intr_mask

const u32 sis190_intr_mask

static

Initial value:

=
        RxQEmpty | RxQInt | TxQ1Int | TxQ0Int | RxHalt | TxHalt | LinkChange

Definition at line 72 of file sis190.c.

Referenced by sis190_irq().

sis190_netdev_ops

struct net_device_operations sis190_netdev_ops

static

Initial value:

= {
        .open = sis190_open,
        .close = sis190_close,
        .poll = sis190_poll,
        .transmit = sis190_transmit,
        .irq = sis190_irq,
}

Definition at line 1098 of file sis190.c.

Referenced by sis190_probe().