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r8169: use PCI define for Max_Read_Request_Size 

Replace a magic number with a PCI #define symbol.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Rafał Miłecki 2015-01-26 18:06:31 +01:00 committed by Bjorn Helgaas
parent 88b71f9c81
commit f65d539c6f
1 changed files with 3 additions and 3 deletions
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6
drivers/net/ethernet/realtek/r8169.c
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@ -4915,7 +4915,7 @@ static void r8168c_hw_jumbo_enable(struct rtl8169_private *tp)
RTL_W8(Config3, RTL_R8(Config3) | Jumbo_En0);
RTL_W8(Config4, RTL_R8(Config4) | Jumbo_En1);
rtl_tx_performance_tweak(tp->pci_dev, 0x2 << MAX_READ_REQUEST_SHIFT);
rtl_tx_performance_tweak(tp->pci_dev, PCI_EXP_DEVCTL_READRQ_512B);
}
static void r8168c_hw_jumbo_disable(struct rtl8169_private *tp)
@ -4948,7 +4948,7 @@ static void r8168e_hw_jumbo_enable(struct rtl8169_private *tp)
RTL_W8(MaxTxPacketSize, 0x3f);
RTL_W8(Config3, RTL_R8(Config3) | Jumbo_En0);
RTL_W8(Config4, RTL_R8(Config4) | 0x01);
rtl_tx_performance_tweak(tp->pci_dev, 0x2 << MAX_READ_REQUEST_SHIFT);
rtl_tx_performance_tweak(tp->pci_dev, PCI_EXP_DEVCTL_READRQ_512B);
}
static void r8168e_hw_jumbo_disable(struct rtl8169_private *tp)
@ -4964,7 +4964,7 @@ static void r8168e_hw_jumbo_disable(struct rtl8169_private *tp)
static void r8168b_0_hw_jumbo_enable(struct rtl8169_private *tp)
{
rtl_tx_performance_tweak(tp->pci_dev,
(0x2 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN);
PCI_EXP_DEVCTL_READRQ_512B | PCI_EXP_DEVCTL_NOSNOOP_EN);
}
static void r8168b_0_hw_jumbo_disable(struct rtl8169_private *tp)