Commit e84db727 authored by Mark Rustad's avatar Mark Rustad Committed by Jeff Kirsher
Browse files

ixgbe: Introduce function to control MDIO speed



Move code that controls MDIO speed into a new function because
there will be more MACs that need the control.
Signed-off-by: default avatarMark Rustad <mark.d.rustad@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 537cc5df
......@@ -2306,6 +2306,26 @@ static s32 ixgbe_init_ext_t_x550em(struct ixgbe_hw *hw)
return status;
}
/**
* ixgbe_set_mdio_speed - Set MDIO clock speed
* @hw: pointer to hardware structure
*/
static void ixgbe_set_mdio_speed(struct ixgbe_hw *hw)
{
u32 hlreg0;
switch (hw->device_id) {
case IXGBE_DEV_ID_X550EM_X_10G_T:
/* Config MDIO clock speed before the first MDIO PHY access */
hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
hlreg0 &= ~IXGBE_HLREG0_MDCSPD;
IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
break;
default:
break;
}
}
/** ixgbe_reset_hw_X550em - Perform hardware reset
** @hw: pointer to hardware structure
**
......@@ -2319,7 +2339,6 @@ static s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw)
s32 status;
u32 ctrl = 0;
u32 i;
u32 hlreg0;
bool link_up = false;
/* Call adapter stop to disable Tx/Rx and clear interrupts */
......@@ -2405,11 +2424,7 @@ mac_reset_top:
hw->mac.num_rar_entries = 128;
hw->mac.ops.init_rx_addrs(hw);
if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) {
hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);
hlreg0 &= ~IXGBE_HLREG0_MDCSPD;
IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
}
ixgbe_set_mdio_speed(hw);
if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP)
ixgbe_setup_mux_ctl(hw);
......
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