[PATCH] r8169: factor out some code.

Factor out some code

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index b356788d898c69eaa247702ece0c9cb58b2454c3..8d1b4394f480d8f883b6a680d25e41365c7a7b4e 100644 (file)
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -495,6 +495,13 @@ static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
        RTL_W16(IntrStatus, 0xffff);
 }
 
+static void rtl8169_asic_down(void __iomem *ioaddr)
+{
+       RTL_W8(ChipCmd, 0x00);
+       rtl8169_irq_mask_and_ack(ioaddr);
+       RTL_R16(CPlusCmd);
+}
+
 static unsigned int rtl8169_tbi_reset_pending(void __iomem *ioaddr)
 {
        return RTL_R32(TBICSR) & TBIReset;
@@ -2260,8 +2267,10 @@ rtl8169_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
 
                handled = 1;
 
-               if (unlikely(!netif_running(dev)))
-                       goto out_asic_stop;
+               if (unlikely(!netif_running(dev))) {
+                       rtl8169_asic_down(ioaddr);
+                       goto out;
+               }
 
                status &= tp->intr_mask;
                RTL_W16(IntrStatus,
@@ -2310,12 +2319,6 @@ rtl8169_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
        }
 out:
        return IRQ_RETVAL(handled);
-
-out_asic_stop:
-       RTL_W8(ChipCmd, 0x00);
-       rtl8169_irq_mask_and_ack(ioaddr);
-       RTL_R16(CPlusCmd);
-       goto out;
 }
 
 #ifdef CONFIG_R8169_NAPI
@@ -2363,11 +2366,7 @@ static void rtl8169_down(struct net_device *dev)
 core_down:
        spin_lock_irq(&tp->lock);
 
-       /* Stop the chip's Tx and Rx DMA processes. */
-       RTL_W8(ChipCmd, 0x00);
-
-       /* Disable interrupts by clearing the interrupt mask. */
-       RTL_W16(IntrMask, 0x0000);
+       rtl8169_asic_down(ioaddr);
 
        /* Update the error counts. */
        tp->stats.rx_missed_errors += RTL_R32(RxMissed);