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pch_gbe: create functions for MAC_RX {en,dis}able

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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>
This commit is contained in:
Veaceslav Falico 2012-10-22 04:43:23 +00:00 committed by David S. Miller
parent 3d861f6610
commit e408a9ff3c
1 changed files with 20 additions and 6 deletions
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26
drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
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@ -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;
}