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authorVeaceslav Falico <vfalico@redhat.com>2012-10-22 04:43:23 +0000
committerDavid S. Miller <davem@davemloft.net>2012-10-23 02:31:15 -0400
commite408a9ff3c7c371d0e2a47a9eb8fa3de48fea30d (patch)
treeb3559b86d876a04cddc390989037332c1268611a
parent3d861f661006606bf159fd6bd973e83dbf21d0f9 (diff)
downloadlinux-e408a9ff3c7c371d0e2a47a9eb8fa3de48fea30d.tar.gz
linux-e408a9ff3c7c371d0e2a47a9eb8fa3de48fea30d.tar.xz
pch_gbe: create functions for MAC_RX {en,dis}able
Move MAC_RX-related bits into separate functions. Signed-off-by: Veaceslav Falico <vfalico@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index b2a94d02a521..d5190bf94ba0 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -420,6 +420,22 @@ static void pch_gbe_mac_reset_rx(struct pch_gbe_hw *hw)
return;
}
+static void pch_gbe_disable_mac_rx(struct pch_gbe_hw *hw)
+{
+ u32 rctl;
+ /* Disables Receive MAC */
+ rctl = ioread32(&hw->reg->MAC_RX_EN);
+ iowrite32((rctl & ~PCH_GBE_MRE_MAC_RX_EN), &hw->reg->MAC_RX_EN);
+}
+
+static void pch_gbe_enable_mac_rx(struct pch_gbe_hw *hw)
+{
+ u32 rctl;
+ /* Enables Receive MAC */
+ rctl = ioread32(&hw->reg->MAC_RX_EN);
+ iowrite32((rctl | PCH_GBE_MRE_MAC_RX_EN), &hw->reg->MAC_RX_EN);
+}
+
/**
* pch_gbe_mac_init_rx_addrs - Initialize receive address's
* @hw: Pointer to the HW structure
@@ -913,7 +929,7 @@ static void pch_gbe_setup_rctl(struct pch_gbe_adapter *adapter)
static void pch_gbe_configure_rx(struct pch_gbe_adapter *adapter)
{
struct pch_gbe_hw *hw = &adapter->hw;
- u32 rdba, rdlen, rctl, rxdma;
+ u32 rdba, rdlen, rxdma;
pr_debug("dma adr = 0x%08llx size = 0x%08x\n",
(unsigned long long)adapter->rx_ring->dma,
@@ -921,9 +937,7 @@ static void pch_gbe_configure_rx(struct pch_gbe_adapter *adapter)
pch_gbe_mac_force_mac_fc(hw);
- /* Disables Receive MAC */
- rctl = ioread32(&hw->reg->MAC_RX_EN);
- iowrite32((rctl & ~PCH_GBE_MRE_MAC_RX_EN), &hw->reg->MAC_RX_EN);
+ pch_gbe_disable_mac_rx(hw);
/* Disables Receive DMA */
rxdma = ioread32(&hw->reg->DMA_CTRL);
@@ -1355,8 +1369,8 @@ static void pch_gbe_start_receive(struct pch_gbe_hw *hw)
rxdma = ioread32(&hw->reg->DMA_CTRL);
rxdma |= PCH_GBE_RX_DMA_EN;
iowrite32(rxdma, &hw->reg->DMA_CTRL);
- /* Enables Receive */
- iowrite32(PCH_GBE_MRE_MAC_RX_EN, &hw->reg->MAC_RX_EN);
+
+ pch_gbe_enable_mac_rx(hw);
return;
}