Reenabled linux-xen, added patches for Xen Kernel Version 2.6.27.31,

[people/pmueller/ipfire-2.x.git] / src / patches / suse-2.6.27.31 / patches.drivers / r8169-Tx-performance-tweak-helper

diff --git a/src/patches/suse-2.6.27.31/patches.drivers/r8169-Tx-performance-tweak-helper b/src/patches/suse-2.6.27.31/patches.drivers/r8169-Tx-performance-tweak-helper
new file mode 100644 (file)
index 0000000..e951503
--- /dev/null
+++ b/src/patches/suse-2.6.27.31/patches.drivers/r8169-Tx-performance-tweak-helper
@@ -0,0 +1,50 @@
+Commit-Id: 458a9f617adfb2fc5f38e7673339115c4ba3290f
+From: Francois Romieu <romieu@fr.zoreil.com>
+Date: Sat, 2 Aug 2008 15:50:02 +0200
+Acked-by: Karsten Keil <kkeil@novell.com>
+Reference: bnc#448168
+Subject: [PATCH] r8169: Tx performance tweak helper
+
+Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
+Cc: Edward Hsu <edward_hsu@realtek.com.tw>
+
+---
+ drivers/net/r8169.c |   15 ++++++++++-----
+ 1 file changed, 10 insertions(+), 5 deletions(-)
+
+--- a/drivers/net/r8169.c
++++ b/drivers/net/r8169.c
+@@ -2078,12 +2078,20 @@ 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);
+ 
+@@ -2097,10 +2105,7 @@ 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);
+