diff options
author | Joe Perches <joe@perches.com> | 2010-11-29 07:41:52 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-11-29 11:44:51 -0800 |
commit | 344d0dce5164d0bf2d73cf10510fe08ed8cf8248 (patch) | |
tree | 1ed253486884d53ab9180a5b366a2dc1fe9f50f4 /drivers/net/forcedeth.c | |
parent | 77148625e10d0fda50d05e92d199c0df17b66e9a (diff) | |
download | blackbird-obmc-linux-344d0dce5164d0bf2d73cf10510fe08ed8cf8248.tar.gz blackbird-obmc-linux-344d0dce5164d0bf2d73cf10510fe08ed8cf8248.zip |
forcedeth: Change reg_delay arguments and use
Move the printk out of reg_delay and make
the callers emit a message on error.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/forcedeth.c')
-rw-r--r-- | drivers/net/forcedeth.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 2fd1ae9e13b5..e5f9d4b5ee05 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -948,7 +948,7 @@ static bool nv_optimized(struct fe_priv *np) } static int reg_delay(struct net_device *dev, int offset, u32 mask, u32 target, - int delay, int delaymax, const char *msg) + int delay, int delaymax) { u8 __iomem *base = get_hwbase(dev); @@ -956,11 +956,8 @@ static int reg_delay(struct net_device *dev, int offset, u32 mask, u32 target, do { udelay(delay); delaymax -= delay; - if (delaymax < 0) { - if (msg) - printk("%s", msg); + if (delaymax < 0) return 1; - } } while ((readl(base + offset) & mask) != target); return 0; } @@ -1141,9 +1138,9 @@ static int mii_rw(struct net_device *dev, int addr, int miireg, int value) writel(reg, base + NvRegMIIControl); if (reg_delay(dev, NvRegMIIControl, NVREG_MIICTL_INUSE, 0, - NV_MIIPHY_DELAY, NV_MIIPHY_DELAYMAX, NULL)) { + NV_MIIPHY_DELAY, NV_MIIPHY_DELAYMAX)) { dprintk(KERN_DEBUG "%s: mii_rw of reg %d at PHY %d timed out.\n", - dev->name, miireg, addr); + dev->name, miireg, addr); retval = -1; } else if (value != MII_READ) { /* it was a write operation - fewer failures are detectable */ @@ -1539,9 +1536,9 @@ static void nv_stop_rx(struct net_device *dev) else rx_ctrl |= NVREG_RCVCTL_RX_PATH_EN; writel(rx_ctrl, base + NvRegReceiverControl); - reg_delay(dev, NvRegReceiverStatus, NVREG_RCVSTAT_BUSY, 0, - NV_RXSTOP_DELAY1, NV_RXSTOP_DELAY1MAX, - KERN_INFO "nv_stop_rx: ReceiverStatus remained busy"); + if (reg_delay(dev, NvRegReceiverStatus, NVREG_RCVSTAT_BUSY, 0, + NV_RXSTOP_DELAY1, NV_RXSTOP_DELAY1MAX)) + printk(KERN_INFO "nv_stop_rx: ReceiverStatus remained busy"); udelay(NV_RXSTOP_DELAY2); if (!np->mac_in_use) @@ -1574,9 +1571,9 @@ static void nv_stop_tx(struct net_device *dev) else tx_ctrl |= NVREG_XMITCTL_TX_PATH_EN; writel(tx_ctrl, base + NvRegTransmitterControl); - reg_delay(dev, NvRegTransmitterStatus, NVREG_XMITSTAT_BUSY, 0, - NV_TXSTOP_DELAY1, NV_TXSTOP_DELAY1MAX, - KERN_INFO "nv_stop_tx: TransmitterStatus remained busy"); + if (reg_delay(dev, NvRegTransmitterStatus, NVREG_XMITSTAT_BUSY, 0, + NV_TXSTOP_DELAY1, NV_TXSTOP_DELAY1MAX)) + printk(KERN_INFO "nv_stop_tx: TransmitterStatus remained busy"); udelay(NV_TXSTOP_DELAY2); if (!np->mac_in_use) @@ -5190,9 +5187,10 @@ static int nv_open(struct net_device *dev) writel(np->vlanctl_bits, base + NvRegVlanControl); pci_push(base); writel(NVREG_TXRXCTL_BIT1|np->txrxctl_bits, base + NvRegTxRxControl); - reg_delay(dev, NvRegUnknownSetupReg5, NVREG_UNKSETUP5_BIT31, NVREG_UNKSETUP5_BIT31, - NV_SETUP5_DELAY, NV_SETUP5_DELAYMAX, - KERN_INFO "open: SetupReg5, Bit 31 remained off\n"); + if (reg_delay(dev, NvRegUnknownSetupReg5, + NVREG_UNKSETUP5_BIT31, NVREG_UNKSETUP5_BIT31, + NV_SETUP5_DELAY, NV_SETUP5_DELAYMAX)) + printk(KERN_INFO "open: SetupReg5, Bit 31 remained off\n"); writel(0, base + NvRegMIIMask); writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus); |