Import jme 1.0.1-backport source
authorGuo-Fu Tseng <cooldavid@cooldavid.org>
Tue, 3 Aug 2010 09:12:02 +0000 (17:12 +0800)
committerGuo-Fu Tseng <cooldavid@cooldavid.org>
Tue, 3 Aug 2010 09:12:02 +0000 (17:12 +0800)
jme.c

diff --git a/jme.c b/jme.c
index 04565c9..b0b1ee3 100644 (file)
--- a/jme.c
+++ b/jme.c
@@ -106,115 +106,6 @@ jme_mdio_write(struct net_device *netdev,
        return;
 }
 
-static void
-jme_spi_start(struct pci_dev *pdev, struct jme_spi_op *spiop)
-{
-       spiop->sr |= SPI_EN;
-       pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-       ndelay(spiop->halfclk << 2);
-       if (spiop->mode & SPI_MODE_CPOL) {
-               spiop->sr |= SPI_SCLK;
-               pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-               ndelay(spiop->halfclk << 2);
-       }
-       spiop->sr &= ~SPI_CS;
-       pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-       ndelay(spiop->halfclk);
-}
-
-static void
-jme_spi_write(struct pci_dev *pdev, struct jme_spi_op *spiop, u8 byte)
-{
-       int bit;
-
-       for (bit = 0 ; bit < 8 ; ++bit) {
-               if (byte & 0x80)
-                       spiop->sr |= SPI_MOSI;
-               else
-                       spiop->sr &= ~SPI_MOSI;
-               pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-
-               byte <<= 1;
-               ndelay(spiop->halfclk);
-               spiop->sr ^= SPI_SCLK;
-               pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-
-               ndelay(spiop->halfclk);
-               spiop->sr ^= SPI_SCLK;
-               pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-       }
-}
-
-static void
-jme_spi_read(struct pci_dev *pdev, struct jme_spi_op *spiop, u8 *byte)
-{
-       int bit;
-       u8 b;
-
-       spiop->sr &= ~SPI_MOSI;
-       for (bit = 0 ; bit < 8 ; ++bit) {
-               *byte <<= 1;
-               ndelay(spiop->halfclk);
-               spiop->sr ^= SPI_SCLK;
-               pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-
-               ndelay(spiop->halfclk);
-               pci_read_config_byte(pdev, PCI_SPI, &b);
-               *byte |= !!(b & SPI_MISO);
-               spiop->sr ^= SPI_SCLK;
-               pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-       }
-}
-
-static void
-jme_spi_stop(struct pci_dev *pdev, struct jme_spi_op *spiop)
-{
-       spiop->sr &= ~SPI_EN;
-       spiop->sr |= SPI_CS;
-       pci_write_config_byte(pdev, PCI_SPI, spiop->sr);
-}
-
-/**
- * jme_spi_io - SPI Access helper function.
- * @jme: Adapter informations
- * @spiop: SPI operation.
- *
- * We have a SPI SW Access register in PCI configuration space,
- * which directly connect to flash controller with SPI interface.
- * This function is used to communicate with it in SPI protocol.
- */
-static int
-jme_spi_op(struct jme_adapter *jme, struct jme_spi_op *spiop)
-{
-       int i;
-
-       /*
-        * Only support 8 bits for now
-        */
-       if (spiop->bitn != 8)
-               return -EINVAL;
-
-       /*
-        * Only support half-duplex for now
-        */
-       if (spiop->mode & SPI_MODE_DUP)
-               return -EINVAL;
-
-       spiop->halfclk  = HALF_US / spiop->spd;
-       spiop->sr       = SPI_CS;
-       jme_spi_start(jme->pdev, spiop);
-
-       for (i = 0 ; i < spiop->wn ; ++i)
-               jme_spi_write(jme->pdev, spiop, spiop->kwbuf[i]);
-
-       for (i = 0 ; i < spiop->rn ; ++i)
-               jme_spi_read(jme->pdev, spiop, spiop->krbuf + i);
-
-       jme_spi_stop(jme->pdev, spiop);
-
-       return 0;
-}
-
 static inline void
 jme_reset_phy_processor(struct jme_adapter *jme)
 {
@@ -2146,48 +2037,6 @@ jme_change_mtu(struct net_device *netdev, int new_mtu)
        return 0;
 }
 
-static int
-jme_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
-{
-       struct jme_adapter *jme = netdev_priv(netdev);
-       struct jme_spi_op spiop;
-       int rc;
-
-       switch (cmd) {
-       case JMESPIIOCTL:
-               if (!capable(CAP_NET_ADMIN))
-                       return -EPERM;
-
-               copy_from_user(&spiop, ifr->ifr_data,
-                               sizeof(struct jme_spi_op));
-               spiop.kwbuf = kmalloc(spiop.wn, GFP_KERNEL);
-               if (!spiop.kwbuf) {
-                       rc = -ENOMEM;
-                       goto out;
-               }
-               spiop.krbuf = kmalloc(spiop.rn, GFP_KERNEL);
-               if (!spiop.krbuf) {
-                       rc = -ENOMEM;
-                       goto out_free1;
-               }
-               copy_from_user(spiop.kwbuf, spiop.uwbuf, spiop.wn);
-               rc = jme_spi_op(jme, &spiop);
-               if (rc)
-                       goto out_free;
-               copy_to_user(spiop.urbuf, spiop.krbuf, spiop.rn);
-out_free:
-               kfree(spiop.krbuf);
-out_free1:
-               kfree(spiop.kwbuf);
-out:
-               return rc;
-       default:
-               break;
-       }
-
-       return -EOPNOTSUPP;
-}
-
 static void
 jme_tx_timeout(struct net_device *netdev)
 {
@@ -2816,7 +2665,6 @@ jme_init_one(struct pci_dev *pdev,
        netdev->set_mac_address         = jme_set_macaddr;
        netdev->set_multicast_list      = jme_set_multi;
        netdev->change_mtu              = jme_change_mtu;
-       netdev->do_ioctl                = jme_ioctl;
        netdev->ethtool_ops             = &jme_ethtool_ops;
        netdev->tx_timeout              = jme_tx_timeout;
        netdev->watchdog_timeo          = TX_TIMEOUT;