Commit-Id: 458a9f617adfb2fc5f38e7673339115c4ba3290f From: Francois Romieu Date: Sat, 2 Aug 2008 15:50:02 +0200 Acked-by: Karsten Keil Reference: bnc#448168 Subject: [PATCH] r8169: Tx performance tweak helper Signed-off-by: Francois Romieu Cc: Edward Hsu --- drivers/net/r8169.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2079,12 +2079,20 @@ static void rtl_hw_start_8169(struct net 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); @@ -2098,10 +2106,7 @@ static void rtl_hw_start_8168(struct net 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);