r8169: adjust the flow of hw_start
authorhayeswang <hayeswang@realtek.com>
Mon, 1 Apr 2013 22:23:41 +0000 (22:23 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sun, 7 Apr 2013 20:44:13 +0000 (16:44 -0400)
The suggestion as following:
- initial settings or default settings
- rtl_hw_start_xxx. rtl_hw_start_xxx may change some default settings.
- enable tx/rx. This has to be after the above two steps.
- rtl_set_rx_mode. AcceptXXXs have to be enabled after enabling tx/rx.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/realtek/r8169.c

index 573b693..85536bf 100644 (file)
@@ -5240,10 +5240,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
 
        rtl_set_rx_tx_desc_registers(tp, ioaddr);
 
-       rtl_set_rx_mode(dev);
-
-       RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
-               (InterFrameGap << TxInterFrameGapShift));
+       rtl_set_rx_tx_config_registers(tp);
 
        RTL_R8(IntrMask);
 
@@ -5330,9 +5327,11 @@ static void rtl_hw_start_8168(struct net_device *dev)
                break;
        }
 
+       RTL_W8(Cfg9346, Cfg9346_Lock);
+
        RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
 
-       RTL_W8(Cfg9346, Cfg9346_Lock);
+       rtl_set_rx_mode(dev);
 
        RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
 }
@@ -5490,6 +5489,17 @@ static void rtl_hw_start_8101(struct net_device *dev)
 
        RTL_W8(Cfg9346, Cfg9346_Unlock);
 
+       RTL_W8(MaxTxPacketSize, TxPacketMax);
+
+       rtl_set_rx_max_size(ioaddr, rx_buf_sz);
+
+       tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK;
+       RTL_W16(CPlusCmd, tp->cp_cmd);
+
+       rtl_set_rx_tx_desc_registers(tp, ioaddr);
+
+       rtl_set_rx_tx_config_registers(tp);
+
        switch (tp->mac_version) {
        case RTL_GIGA_MAC_VER_07:
                rtl_hw_start_8102e_1(tp);
@@ -5521,24 +5531,14 @@ static void rtl_hw_start_8101(struct net_device *dev)
 
        RTL_W8(Cfg9346, Cfg9346_Lock);
 
-       RTL_W8(MaxTxPacketSize, TxPacketMax);
-
-       rtl_set_rx_max_size(ioaddr, rx_buf_sz);
-
-       tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK;
-       RTL_W16(CPlusCmd, tp->cp_cmd);
-
        RTL_W16(IntrMitigate, 0x0000);
 
-       rtl_set_rx_tx_desc_registers(tp, ioaddr);
-
        RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
-       rtl_set_rx_tx_config_registers(tp);
-
-       RTL_R8(IntrMask);
 
        rtl_set_rx_mode(dev);
 
+       RTL_R8(IntrMask);
+
        RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
 }