r8169: udelay() removal

No need to chew CPU cycles as there is no heavy timing requirement
and the delays are always requested from a sleepable context.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index b07d2ea..653b9a7 100644 (file)
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -1623,10 +1623,10 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
        RTL_W8(ChipCmd, CmdReset);
 
        /* Check that the chip has finished the reset. */
-       for (i = 1000; i > 0; i--) {
+       for (i = 100; i > 0; i--) {
                if ((RTL_R8(ChipCmd) & CmdReset) == 0)
                        break;
-               udelay(10);
+               msleep_interruptible(1);
        }
 
        /* Identify chip attached to board */
@@ -1848,10 +1848,10 @@ rtl8169_hw_start(struct net_device *dev)
        RTL_W8(ChipCmd, CmdReset);
 
        /* Check that the chip has finished the reset. */
-       for (i = 1000; i > 0; i--) {
+       for (i = 100; i > 0; i--) {
                if ((RTL_R8(ChipCmd) & CmdReset) == 0)
                        break;
-               udelay(10);
+               msleep_interruptible(1);
        }
 
        if (tp->mac_version == RTL_GIGA_MAC_VER_13) {
@@ -1914,7 +1914,9 @@ rtl8169_hw_start(struct net_device *dev)
        RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr >> 32));
        RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
        RTL_W8(Cfg9346, Cfg9346_Lock);
-       udelay(10);
+
+       /* Initially a 10 us delay. Turned it into a PCI commit. - FR */
+       RTL_R8(IntrMask);
 
        RTL_W32(RxMissed, 0);