diff options
| author | Mark Einon <mark.einon@gmail.com> | 2013-01-13 20:31:16 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-17 21:52:37 (GMT) |
| commit | 6903098c169026f134455f4c41dd834f085e842d (patch) | |
| tree | 27fc30060d1f892435aad2bdcacaa519e79ca0bd | |
| parent | ed73591a5c2ea4a77e89a2ef303a92e2e5c517da (diff) | |
| download | linux-fsl-qoriq-6903098c169026f134455f4c41dd834f085e842d.tar.xz | |
staging: et131x: Only configure regs if link state changes
Some config regs get set whenever adjust_link() is called. Change this
so that these registers only get set when the link state changes to UP.
Also remove unnecessary second assignment of boot_coma.
Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/et131x/et131x.c | 83 |
1 files changed, 38 insertions, 45 deletions
diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c index e2d5555..82508fb 100644 --- a/drivers/staging/et131x/et131x.c +++ b/drivers/staging/et131x/et131x.c @@ -3819,46 +3819,6 @@ static void et131x_adjust_link(struct net_device *netdev) struct et131x_adapter *adapter = netdev_priv(netdev); struct phy_device *phydev = adapter->phydev; - if (netif_carrier_ok(netdev)) { - adapter->boot_coma = 20; - - if (phydev && phydev->speed == SPEED_10) { - /* - * NOTE - Is there a way to query this without - * TruePHY? - * && TRU_QueryCoreType(adapter->hTruePhy, 0)== - * EMI_TRUEPHY_A13O) { - */ - u16 register18; - - et131x_mii_read(adapter, PHY_MPHY_CONTROL_REG, - ®ister18); - et131x_mii_write(adapter, PHY_MPHY_CONTROL_REG, - register18 | 0x4); - et131x_mii_write(adapter, PHY_INDEX_REG, - register18 | 0x8402); - et131x_mii_write(adapter, PHY_DATA_REG, - register18 | 511); - et131x_mii_write(adapter, PHY_MPHY_CONTROL_REG, - register18); - } - - et1310_config_flow_control(adapter); - - if (phydev && phydev->speed == SPEED_1000 && - adapter->registry_jumbo_packet > 2048) { - u16 reg; - - et131x_mii_read(adapter, PHY_CONFIG, ®); - reg &= ~ET_PHY_CONFIG_TX_FIFO_DEPTH; - reg |= ET_PHY_CONFIG_FIFO_DEPTH_32; - et131x_mii_write(adapter, PHY_CONFIG, reg); - } - - et131x_set_rx_dma_timer(adapter); - et1310_config_mac_regs2(adapter); - } - if (phydev && phydev->link != adapter->link) { /* * Check to see if we are in coma mode and if @@ -3868,11 +3828,47 @@ static void et131x_adjust_link(struct net_device *netdev) if (et1310_in_phy_coma(adapter)) et1310_disable_phy_coma(adapter); + adapter->link = phydev->link; + phy_print_status(phydev); + if (phydev->link) { adapter->boot_coma = 20; + if (phydev && phydev->speed == SPEED_10) { + /* + * NOTE - Is there a way to query this without + * TruePHY? + * && TRU_QueryCoreType(adapter->hTruePhy, 0)== + * EMI_TRUEPHY_A13O) { + */ + u16 register18; + + et131x_mii_read(adapter, PHY_MPHY_CONTROL_REG, + ®ister18); + et131x_mii_write(adapter, PHY_MPHY_CONTROL_REG, + register18 | 0x4); + et131x_mii_write(adapter, PHY_INDEX_REG, + register18 | 0x8402); + et131x_mii_write(adapter, PHY_DATA_REG, + register18 | 511); + et131x_mii_write(adapter, PHY_MPHY_CONTROL_REG, + register18); + } + + et1310_config_flow_control(adapter); + + if (phydev && phydev->speed == SPEED_1000 && + adapter->registry_jumbo_packet > 2048) { + u16 reg; + + et131x_mii_read(adapter, PHY_CONFIG, ®); + reg &= ~ET_PHY_CONFIG_TX_FIFO_DEPTH; + reg |= ET_PHY_CONFIG_FIFO_DEPTH_32; + et131x_mii_write(adapter, PHY_CONFIG, reg); + } + + et131x_set_rx_dma_timer(adapter); + et1310_config_mac_regs2(adapter); } else { - dev_warn(&adapter->pdev->dev, - "Link down - cable problem ?\n"); adapter->boot_coma = 0; if (phydev->speed == SPEED_10) { @@ -3917,9 +3913,6 @@ static void et131x_adjust_link(struct net_device *netdev) et131x_enable_txrx(netdev); } - adapter->link = phydev->link; - - phy_print_status(phydev); } } |