#include <linux/workqueue.h>
#include <linux/if_vlan.h>
#include <linux/bitops.h>
+#include <linux/mutex.h>
#include <asm/system.h>
#include <asm/io.h>
/* Init PHY interface and start link poll state machine */
static void gem_init_phy(struct gem *gp)
{
- u32 mif_cfg;
+ u32 mifcfg;
/* Revert MIF CFG setting done on stop_phy */
- mif_cfg = readl(gp->regs + MIF_CFG);
- mif_cfg &= ~(MIF_CFG_PSELECT|MIF_CFG_POLL|MIF_CFG_BBMODE|MIF_CFG_MDI1);
- mif_cfg |= MIF_CFG_MDI0;
- writel(mif_cfg, gp->regs + MIF_CFG);
- writel(PCS_DMODE_MGM, gp->regs + PCS_DMODE);
- writel(MAC_XIFCFG_OE, gp->regs + MAC_XIFCFG);
+ mifcfg = readl(gp->regs + MIF_CFG);
+ mifcfg &= ~MIF_CFG_BBMODE;
+ writel(mifcfg, gp->regs + MIF_CFG);
if (gp->pdev->vendor == PCI_VENDOR_ID_APPLE) {
int i;
- u16 ctrl;
+ /* Those delay sucks, the HW seem to love them though, I'll
+ * serisouly consider breaking some locks here to be able
+ * to schedule instead
+ */
+ for (i = 0; i < 3; i++) {
#ifdef CONFIG_PPC_PMAC
- pmac_call_feature(PMAC_FTR_GMAC_PHY_RESET, gp->of_node, 0, 0);
+ pmac_call_feature(PMAC_FTR_GMAC_PHY_RESET, gp->of_node, 0, 0);
+ msleep(20);
#endif
-
- /* Some PHYs used by apple have problem getting back
- * to us, we do an additional reset here
- */
- phy_write(gp, MII_BMCR, BMCR_RESET);
- for (i = 0; i < 50; i++) {
- if ((phy_read(gp, MII_BMCR) & BMCR_RESET) == 0)
+ /* Some PHYs used by apple have problem getting back to us,
+ * we do an additional reset here
+ */
+ phy_write(gp, MII_BMCR, BMCR_RESET);
+ msleep(20);
+ if (phy_read(gp, MII_BMCR) != 0xffff)
break;
- msleep(10);
+ if (i == 2)
+ printk(KERN_WARNING "%s: GMAC PHY not responding !\n",
+ gp->dev->name);
}
- if (i == 50)
- printk(KERN_WARNING "%s: GMAC PHY not responding !\n",
- gp->dev->name);
- /* Make sure isolate is off */
- ctrl = phy_read(gp, MII_BMCR);
- if (ctrl & BMCR_ISOLATE)
- phy_write(gp, MII_BMCR, ctrl & ~BMCR_ISOLATE);
}
if (gp->pdev->vendor == PCI_VENDOR_ID_SUN &&
/* Must be invoked with no lock held. */
static void gem_stop_phy(struct gem *gp, int wol)
{
- u32 mif_cfg;
+ u32 mifcfg;
unsigned long flags;
/* Let the chip settle down a bit, it seems that helps
/* Make sure we aren't polling PHY status change. We
* don't currently use that feature though
*/
- mif_cfg = readl(gp->regs + MIF_CFG);
- mif_cfg &= ~MIF_CFG_POLL;
- writel(mif_cfg, gp->regs + MIF_CFG);
+ mifcfg = readl(gp->regs + MIF_CFG);
+ mifcfg &= ~MIF_CFG_POLL;
+ writel(mifcfg, gp->regs + MIF_CFG);
if (wol && gp->has_wol) {
unsigned char *e = &gp->dev->dev_addr[0];
/* According to Apple, we must set the MDIO pins to this begnign
* state or we may 1) eat more current, 2) damage some PHYs
*/
- mif_cfg = 0;
- writel(mif_cfg | MIF_CFG_BBMODE, gp->regs + MIF_CFG);
+ writel(mifcfg | MIF_CFG_BBMODE, gp->regs + MIF_CFG);
writel(0, gp->regs + MIF_BBCLK);
writel(0, gp->regs + MIF_BBDATA);
writel(0, gp->regs + MIF_BBOENAB);
spin_unlock_irqrestore(&gp->lock, flags);
if (request_irq(gp->pdev->irq, gem_interrupt,
- SA_SHIRQ, dev->name, (void *)dev)) {
+ IRQF_SHARED, dev->name, (void *)dev)) {
printk(KERN_ERR "%s: failed to request irq !\n", gp->dev->name);
spin_lock_irqsave(&gp->lock, flags);
{
struct gem *gp = (struct gem *) data;
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
netif_poll_disable(gp->dev);
netif_poll_enable(gp->dev);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
}
struct gem *gp = dev->priv;
int rc = 0;
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
/* We need the cell enabled */
if (!gp->asleep)
rc = gem_do_start(dev);
gp->opened = (rc == 0);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
return rc;
}
* our caller (dev_close) already did it for us
*/
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
gp->opened = 0;
if (!gp->asleep)
gem_do_stop(dev, 0);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
return 0;
}
struct gem *gp = dev->priv;
unsigned long flags;
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
netif_poll_disable(dev);
/* Stop the link timer */
del_timer_sync(&gp->link_timer);
- /* Now we release the semaphore to not block the reset task who
+ /* Now we release the mutex to not block the reset task who
* can take it too. We are marked asleep, so there will be no
* conflict here
*/
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
/* Wait for a pending reset task to complete */
while (gp->reset_task_pending)
printk(KERN_INFO "%s: resuming\n", dev->name);
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
/* Keep the cell enabled during the entire operation, no need to
* take a lock here tho since nothing else can happen while we are
* still asleep, a new sleep cycle may bring it back
*/
gem_put_cell(gp);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
return 0;
}
pci_set_master(gp->pdev);
netif_poll_enable(dev);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
return 0;
}
return 0;
}
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
spin_lock_irq(&gp->lock);
spin_lock(&gp->tx_lock);
dev->mtu = new_mtu;
}
spin_unlock(&gp->tx_lock);
spin_unlock_irq(&gp->lock);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
return 0;
}
int rc = -EOPNOTSUPP;
unsigned long flags;
- /* Hold the PM semaphore while doing ioctl's or we may collide
+ /* Hold the PM mutex while doing ioctl's or we may collide
* with power management.
*/
- down(&gp->pm_sem);
+ mutex_lock(&gp->pm_mutex);
spin_lock_irqsave(&gp->lock, flags);
gem_get_cell(gp);
gem_put_cell(gp);
spin_unlock_irqrestore(&gp->lock, flags);
- up(&gp->pm_sem);
+ mutex_unlock(&gp->pm_mutex);
return rc;
}
#if defined(__sparc__)
struct pci_dev *pdev = gp->pdev;
struct pcidev_cookie *pcp = pdev->sysdata;
- int node = -1;
+ int use_idprom = 1;
if (pcp != NULL) {
- node = pcp->prom_node;
- if (prom_getproplen(node, "local-mac-address") == 6)
- prom_getproperty(node, "local-mac-address",
- dev->dev_addr, 6);
- else
- node = -1;
+ unsigned char *addr;
+ int len;
+
+ addr = of_get_property(pcp->prom_node, "local-mac-address",
+ &len);
+ if (addr && len == 6) {
+ use_idprom = 0;
+ memcpy(dev->dev_addr, addr, 6);
+ }
}
- if (node == -1)
+ if (use_idprom)
memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
#elif defined(CONFIG_PPC_PMAC)
unsigned char *addr;
spin_lock_init(&gp->lock);
spin_lock_init(&gp->tx_lock);
- init_MUTEX(&gp->pm_sem);
+ mutex_init(&gp->pm_mutex);
init_timer(&gp->link_timer);
gp->link_timer.function = gem_link_timer;
git.openpandora.org / pandora-kernel.git / blobdiff