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authorFrancois Romieu <romieu@fr.zoreil.com>2008-08-02 15:50:02 +0200
committerFrancois Romieu <romieu@fr.zoreil.com>2008-08-17 15:53:04 +0200
commit458a9f617adfb2fc5f38e7673339115c4ba3290f (patch)
tree1bae55f41064383b1bffd6163486e0a6bc8dec5c /drivers/net/r8169.c
parentccdffb9a88b2907b159538d7bfd6256621db4f84 (diff)
r8169: Tx performance tweak helper
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Edward Hsu <edward_hsu@realtek.com.tw>
Diffstat (limited to 'drivers/net/r8169.c')
-rw-r--r--drivers/net/r8169.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index dac2677eeede..26fa6e0c6d96 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -2054,12 +2054,20 @@ static void rtl_hw_start_8169(struct net_device *dev)
RTL_W16(IntrMask, tp->intr_event);
}
+static void rtl_tx_performance_tweak(struct pci_dev *pdev, u8 force)
+{
+ u8 ctl;
+
+ pci_read_config_byte(pdev, 0x69, &ctl);
+ ctl = (ctl & ~0x70) | force;
+ pci_write_config_byte(pdev, 0x69, ctl);
+}
+
static void rtl_hw_start_8168(struct net_device *dev)
{
struct rtl8169_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->mmio_addr;
struct pci_dev *pdev = tp->pci_dev;
- u8 ctl;
RTL_W8(Cfg9346, Cfg9346_Unlock);
@@ -2073,10 +2081,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
RTL_W16(CPlusCmd, tp->cp_cmd);
- /* Tx performance tweak. */
- pci_read_config_byte(pdev, 0x69, &ctl);
- ctl = (ctl & ~0x70) | 0x50;
- pci_write_config_byte(pdev, 0x69, ctl);
+ rtl_tx_performance_tweak(pdev, 0x50);
RTL_W16(IntrMitigate, 0x5151);

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