struct e1000_phy_info *phy = &hw->phy;
s32 ret_val;
- if (hw->media_type != e1000_media_type_copper) {
+ if (hw->phy.media_type != e1000_media_type_copper) {
phy->type = e1000_phy_none;
return 0;
}
case E1000_DEV_ID_82571EB_FIBER:
case E1000_DEV_ID_82572EI_FIBER:
case E1000_DEV_ID_82571EB_QUAD_FIBER:
- hw->media_type = e1000_media_type_fiber;
+ hw->phy.media_type = e1000_media_type_fiber;
break;
case E1000_DEV_ID_82571EB_SERDES:
case E1000_DEV_ID_82572EI_SERDES:
case E1000_DEV_ID_82571EB_SERDES_DUAL:
case E1000_DEV_ID_82571EB_SERDES_QUAD:
- hw->media_type = e1000_media_type_internal_serdes;
+ hw->phy.media_type = e1000_media_type_internal_serdes;
break;
default:
- hw->media_type = e1000_media_type_copper;
+ hw->phy.media_type = e1000_media_type_copper;
break;
}
mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0;
/* check for link */
- switch (hw->media_type) {
+ switch (hw->phy.media_type) {
case e1000_media_type_copper:
func->setup_physical_interface = e1000_setup_copper_link_82571;
func->check_for_link = e1000e_check_for_copper_link;
* set it to full.
*/
if (hw->mac.type == e1000_82573)
- hw->mac.fc = e1000_fc_full;
+ hw->fc.type = e1000_fc_full;
return e1000e_setup_link(hw);
}
unsigned int rx_ps_pages;
u16 rx_ps_bsize0;
+ u32 max_frame_size;
+ u32 min_frame_size;
/* OS defined structs */
struct net_device *netdev;
u32 wol;
u32 pba;
- u8 fc_autoneg;
+ bool fc_autoneg;
unsigned long led_status;
#define FLAG_MSI_ENABLED (1 << 27)
#define FLAG_RX_CSUM_ENABLED (1 << 28)
#define FLAG_TSO_FORCE (1 << 29)
+#define FLAG_RX_RESTART_NOW (1 << 30)
#define E1000_RX_DESC_PS(R, i) \
(&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
struct e1000_phy_info *phy = &hw->phy;
s32 ret_val;
- if (hw->media_type != e1000_media_type_copper) {
+ if (hw->phy.media_type != e1000_media_type_copper) {
phy->type = e1000_phy_none;
return 0;
}
/* Set media type */
switch (adapter->pdev->device) {
case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
- hw->media_type = e1000_media_type_internal_serdes;
+ hw->phy.media_type = e1000_media_type_internal_serdes;
break;
default:
- hw->media_type = e1000_media_type_copper;
+ hw->phy.media_type = e1000_media_type_copper;
break;
}
mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0;
/* check for link */
- switch (hw->media_type) {
+ switch (hw->phy.media_type) {
case e1000_media_type_copper:
func->setup_physical_interface = e1000_setup_copper_link_80003es2lan;
func->check_for_link = e1000e_check_for_copper_link;
udelay(1);
- if (hw->phy.wait_for_link) {
+ if (hw->phy.autoneg_wait_to_complete) {
hw_dbg(hw, "Waiting for forced speed/duplex link "
"on GG82563 phy.\n");
{
s32 ret_val;
- if (hw->media_type == e1000_media_type_copper) {
+ if (hw->phy.media_type == e1000_media_type_copper) {
ret_val = e1000e_get_speed_and_duplex_copper(hw,
speed,
duplex);
/* Transmit Arbitration Control 0 */
reg = er32(TARC0);
reg &= ~(0xF << 27); /* 30:27 */
- if (hw->media_type != e1000_media_type_copper)
+ if (hw->phy.media_type != e1000_media_type_copper)
reg &= ~(1 << 20);
ew32(TARC0, reg);
struct e1000_hw *hw = &adapter->hw;
u32 status;
- if (hw->media_type == e1000_media_type_copper) {
+ if (hw->phy.media_type == e1000_media_type_copper) {
ecmd->supported = (SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
ecmd->duplex = -1;
}
- ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) ||
+ ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) ||
hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
return 0;
}
mac->autoneg = 0;
/* Fiber NICs only allow 1000 gbps Full duplex */
- if ((adapter->hw.media_type == e1000_media_type_fiber) &&
+ if ((adapter->hw.phy.media_type == e1000_media_type_fiber) &&
spddplx != (SPEED_1000 + DUPLEX_FULL)) {
ndev_err(adapter->netdev, "Unsupported Speed/Duplex "
"configuration\n");
if (ecmd->autoneg == AUTONEG_ENABLE) {
hw->mac.autoneg = 1;
- if (hw->media_type == e1000_media_type_fiber)
+ if (hw->phy.media_type == e1000_media_type_fiber)
hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full |
ADVERTISED_FIBRE |
ADVERTISED_Autoneg;
ADVERTISED_TP |
ADVERTISED_Autoneg;
ecmd->advertising = hw->phy.autoneg_advertised;
+ if (adapter->fc_autoneg)
+ hw->fc.original_type = e1000_fc_default;
} else {
if (e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) {
clear_bit(__E1000_RESETTING, &adapter->state);
pause->autoneg =
(adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
- if (hw->mac.fc == e1000_fc_rx_pause) {
+ if (hw->fc.type == e1000_fc_rx_pause) {
pause->rx_pause = 1;
- } else if (hw->mac.fc == e1000_fc_tx_pause) {
+ } else if (hw->fc.type == e1000_fc_tx_pause) {
pause->tx_pause = 1;
- } else if (hw->mac.fc == e1000_fc_full) {
+ } else if (hw->fc.type == e1000_fc_full) {
pause->rx_pause = 1;
pause->tx_pause = 1;
}
msleep(1);
if (pause->rx_pause && pause->tx_pause)
- hw->mac.fc = e1000_fc_full;
+ hw->fc.type = e1000_fc_full;
else if (pause->rx_pause && !pause->tx_pause)
- hw->mac.fc = e1000_fc_rx_pause;
+ hw->fc.type = e1000_fc_rx_pause;
else if (!pause->rx_pause && pause->tx_pause)
- hw->mac.fc = e1000_fc_tx_pause;
+ hw->fc.type = e1000_fc_tx_pause;
else if (!pause->rx_pause && !pause->tx_pause)
- hw->mac.fc = e1000_fc_none;
+ hw->fc.type = e1000_fc_none;
- hw->mac.original_fc = hw->mac.fc;
+ hw->fc.original_type = hw->fc.type;
if (adapter->fc_autoneg == AUTONEG_ENABLE) {
- hw->mac.fc = e1000_fc_default;
+ hw->fc.type = e1000_fc_default;
if (netif_running(adapter->netdev)) {
e1000e_down(adapter);
e1000e_up(adapter);
e1000e_reset(adapter);
}
} else {
- retval = ((hw->media_type == e1000_media_type_fiber) ?
+ retval = ((hw->phy.media_type == e1000_media_type_fiber) ?
hw->mac.ops.setup_link(hw) : e1000e_force_mac_fc(hw));
}
u32 ctrl_reg = 0;
u32 stat_reg = 0;
- adapter->hw.mac.autoneg = 0;
+ hw->mac.autoneg = 0;
- if (adapter->hw.phy.type == e1000_phy_m88) {
+ if (hw->phy.type == e1000_phy_m88) {
/* Auto-MDI/MDIX Off */
e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
/* reset to update Auto-MDI/MDIX */
e1e_wphy(hw, PHY_CONTROL, 0x9140);
/* autoneg off */
e1e_wphy(hw, PHY_CONTROL, 0x8140);
- } else if (adapter->hw.phy.type == e1000_phy_gg82563)
+ } else if (hw->phy.type == e1000_phy_gg82563)
e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
ctrl_reg = er32(CTRL);
- if (adapter->hw.phy.type == e1000_phy_ife) {
+ if (hw->phy.type == e1000_phy_ife) {
/* force 100, set loopback */
e1e_wphy(hw, PHY_CONTROL, 0x6100);
E1000_CTRL_FD); /* Force Duplex to FULL */
}
- if (adapter->hw.media_type == e1000_media_type_copper &&
- adapter->hw.phy.type == e1000_phy_m88) {
+ if (hw->phy.media_type == e1000_media_type_copper &&
+ hw->phy.type == e1000_phy_m88) {
ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
} else {
/*
* Disable the receiver on the PHY so when a cable is plugged in, the
* PHY does not begin to autoneg when a cable is reconnected to the NIC.
*/
- if (adapter->hw.phy.type == e1000_phy_m88)
+ if (hw->phy.type == e1000_phy_m88)
e1000_phy_disable_receiver(adapter);
udelay(500);
struct e1000_hw *hw = &adapter->hw;
u32 rctl;
- if (hw->media_type == e1000_media_type_fiber ||
- hw->media_type == e1000_media_type_internal_serdes) {
+ if (hw->phy.media_type == e1000_media_type_fiber ||
+ hw->phy.media_type == e1000_media_type_internal_serdes) {
switch (hw->mac.type) {
case e1000_80003es2lan:
return e1000_set_es2lan_mac_loopback(adapter);
ew32(RCTL, rctl);
return 0;
}
- } else if (hw->media_type == e1000_media_type_copper) {
+ } else if (hw->phy.media_type == e1000_media_type_copper) {
return e1000_integrated_phy_loopback(adapter);
}
switch (hw->mac.type) {
case e1000_80003es2lan:
- if (hw->media_type == e1000_media_type_fiber ||
- hw->media_type == e1000_media_type_internal_serdes) {
+ if (hw->phy.media_type == e1000_media_type_fiber ||
+ hw->phy.media_type == e1000_media_type_internal_serdes) {
/* restore CTRL_EXT, stealing space from tx_fifo_head */
ew32(CTRL_EXT, adapter->tx_fifo_head);
adapter->tx_fifo_head = 0;
/* fall through */
case e1000_82571:
case e1000_82572:
- if (hw->media_type == e1000_media_type_fiber ||
- hw->media_type == e1000_media_type_internal_serdes) {
+ if (hw->phy.media_type == e1000_media_type_fiber ||
+ hw->phy.media_type == e1000_media_type_internal_serdes) {
#define E1000_SERDES_LB_OFF 0x400
ew32(SCTL, E1000_SERDES_LB_OFF);
msleep(10);
struct e1000_hw *hw = &adapter->hw;
*data = 0;
- if (hw->media_type == e1000_media_type_internal_serdes) {
+ if (hw->phy.media_type == e1000_media_type_internal_serdes) {
int i = 0;
hw->mac.serdes_has_link = 0;
adapter->hw.mac.autoneg = autoneg;
/* force this routine to wait until autoneg complete/timeout */
- adapter->hw.phy.wait_for_link = 1;
+ adapter->hw.phy.autoneg_wait_to_complete = 1;
e1000e_reset(adapter);
- adapter->hw.phy.wait_for_link = 0;
+ adapter->hw.phy.autoneg_wait_to_complete = 0;
clear_bit(__E1000_TESTING, &adapter->state);
if (if_running)
e1000_rev_polarity_undefined = 0xFF
};
-enum e1000_fc_mode {
+enum e1000_fc_type {
e1000_fc_none = 0,
e1000_fc_rx_pause,
e1000_fc_tx_pause,
u8 perm_addr[6];
enum e1000_mac_type type;
- enum e1000_fc_mode fc;
- enum e1000_fc_mode original_fc;
u32 collision_delta;
u32 ledctl_default;
u32 ledctl_mode1;
u32 ledctl_mode2;
- u32 max_frame_size;
u32 mc_filter_type;
- u32 min_frame_size;
u32 tx_packet_delta;
u32 txcw;
u16 ifs_step_size;
u16 mta_reg_count;
u16 rar_entry_count;
- u16 fc_high_water;
- u16 fc_low_water;
- u16 fc_pause_time;
u8 forced_speed_duplex;
u32 reset_delay_us; /* in usec */
u32 revision;
+ enum e1000_media_type media_type;
+
u16 autoneg_advertised;
u16 autoneg_mask;
u16 cable_length;
bool is_mdix;
bool polarity_correction;
bool speed_downgraded;
- bool wait_for_link;
+ bool autoneg_wait_to_complete;
};
struct e1000_nvm_info {
u16 func;
};
+struct e1000_fc_info {
+ u32 high_water; /* Flow control high-water mark */
+ u32 low_water; /* Flow control low-water mark */
+ u16 pause_time; /* Flow control pause timer */
+ bool send_xon; /* Flow control send XON */
+ bool strict_ieee; /* Strict IEEE mode */
+ enum e1000_fc_type type; /* Type of flow control */
+ enum e1000_fc_type original_type;
+};
+
struct e1000_dev_spec_82571 {
bool laa_is_present;
bool alt_mac_addr_is_present;
u8 __iomem *flash_address;
struct e1000_mac_info mac;
+ struct e1000_fc_info fc;
struct e1000_phy_info phy;
struct e1000_nvm_info nvm;
struct e1000_bus_info bus;
struct e1000_dev_spec_82571 e82571;
struct e1000_dev_spec_ich8lan ich8lan;
} dev_spec;
-
- enum e1000_media_type media_type;
};
#ifdef DEBUG
struct e1000_mac_info *mac = &hw->mac;
/* Set media type function pointer */
- hw->media_type = e1000_media_type_copper;
+ hw->phy.media_type = e1000_media_type_copper;
/* Set mta register count */
mac->mta_reg_count = 32;
udelay(1);
- if (phy->wait_for_link) {
+ if (phy->autoneg_wait_to_complete) {
hw_dbg(hw, "Waiting for forced speed/duplex link on IFE phy.\n");
ret_val = e1000e_phy_has_link_generic(hw,
**/
static s32 e1000_setup_link_ich8lan(struct e1000_hw *hw)
{
- struct e1000_mac_info *mac = &hw->mac;
s32 ret_val;
if (e1000_check_reset_block(hw))
* the default flow control setting, so we explicitly
* set it to full.
*/
- if (mac->fc == e1000_fc_default)
- mac->fc = e1000_fc_full;
+ if (hw->fc.type == e1000_fc_default)
+ hw->fc.type = e1000_fc_full;
- mac->original_fc = mac->fc;
+ hw->fc.original_type = hw->fc.type;
- hw_dbg(hw, "After fix-ups FlowControl is now = %x\n", mac->fc);
+ hw_dbg(hw, "After fix-ups FlowControl is now = %x\n", hw->fc.type);
/* Continue to configure the copper link. */
ret_val = e1000_setup_copper_link_ich8lan(hw);
if (ret_val)
return ret_val;
- ew32(FCTTV, mac->fc_pause_time);
+ ew32(FCTTV, hw->fc.pause_time);
return e1000e_set_fc_watermarks(hw);
}
**/
static s32 e1000_set_default_fc_generic(struct e1000_hw *hw)
{
- struct e1000_mac_info *mac = &hw->mac;
s32 ret_val;
u16 nvm_data;
}
if ((nvm_data & NVM_WORD0F_PAUSE_MASK) == 0)
- mac->fc = e1000_fc_none;
+ hw->fc.type = e1000_fc_none;
else if ((nvm_data & NVM_WORD0F_PAUSE_MASK) ==
NVM_WORD0F_ASM_DIR)
- mac->fc = e1000_fc_tx_pause;
+ hw->fc.type = e1000_fc_tx_pause;
else
- mac->fc = e1000_fc_full;
+ hw->fc.type = e1000_fc_full;
return 0;
}
* If flow control is set to default, set flow control based on
* the EEPROM flow control settings.
*/
- if (mac->fc == e1000_fc_default) {
+ if (hw->fc.type == e1000_fc_default) {
ret_val = e1000_set_default_fc_generic(hw);
if (ret_val)
return ret_val;
* in case we get disconnected and then reconnected into a different
* hub or switch with different Flow Control capabilities.
*/
- mac->original_fc = mac->fc;
+ hw->fc.original_type = hw->fc.type;
- hw_dbg(hw, "After fix-ups FlowControl is now = %x\n", mac->fc);
+ hw_dbg(hw, "After fix-ups FlowControl is now = %x\n", hw->fc.type);
/* Call the necessary media_type subroutine to configure the link. */
ret_val = mac->ops.setup_physical_interface(hw);
ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH);
ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW);
- ew32(FCTTV, mac->fc_pause_time);
+ ew32(FCTTV, hw->fc.pause_time);
return e1000e_set_fc_watermarks(hw);
}
* do not support receiving pause frames).
* 3: Both Rx and Tx flow control (symmetric) are enabled.
*/
- switch (mac->fc) {
+ switch (hw->fc.type) {
case e1000_fc_none:
/* Flow control completely disabled by a software over-ride. */
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD);
* detect a signal. If we have a signal, then poll for a "Link-Up"
* indication.
*/
- if (hw->media_type == e1000_media_type_internal_serdes ||
+ if (hw->phy.media_type == e1000_media_type_internal_serdes ||
(er32(CTRL) & E1000_CTRL_SWDPIN1)) {
ret_val = e1000_poll_fiber_serdes_link_generic(hw);
} else {
**/
s32 e1000e_set_fc_watermarks(struct e1000_hw *hw)
{
- struct e1000_mac_info *mac = &hw->mac;
u32 fcrtl = 0, fcrth = 0;
/*
* ability to transmit pause frames is not enabled, then these
* registers will be set to 0.
*/
- if (mac->fc & e1000_fc_tx_pause) {
+ if (hw->fc.type & e1000_fc_tx_pause) {
/*
* We need to set up the Receive Threshold high and low water
* marks as well as (optionally) enabling the transmission of
* XON frames.
*/
- fcrtl = mac->fc_low_water;
+ fcrtl = hw->fc.low_water;
fcrtl |= E1000_FCRTL_XONE;
- fcrth = mac->fc_high_water;
+ fcrth = hw->fc.high_water;
}
ew32(FCRTL, fcrtl);
ew32(FCRTH, fcrth);
**/
s32 e1000e_force_mac_fc(struct e1000_hw *hw)
{
- struct e1000_mac_info *mac = &hw->mac;
u32 ctrl;
ctrl = er32(CTRL);
* receive flow control.
*
* The "Case" statement below enables/disable flow control
- * according to the "mac->fc" parameter.
+ * according to the "hw->fc.type" parameter.
*
* The possible values of the "fc" parameter are:
* 0: Flow control is completely disabled
* 3: Both Rx and Tx flow control (symmetric) is enabled.
* other: No other values should be possible at this point.
*/
- hw_dbg(hw, "mac->fc = %u\n", mac->fc);
+ hw_dbg(hw, "hw->fc.type = %u\n", hw->fc.type);
- switch (mac->fc) {
+ switch (hw->fc.type) {
case e1000_fc_none:
ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE));
break;
* configuration of the MAC to match the "fc" parameter.
*/
if (mac->autoneg_failed) {
- if (hw->media_type == e1000_media_type_fiber ||
- hw->media_type == e1000_media_type_internal_serdes)
+ if (hw->phy.media_type == e1000_media_type_fiber ||
+ hw->phy.media_type == e1000_media_type_internal_serdes)
ret_val = e1000e_force_mac_fc(hw);
} else {
- if (hw->media_type == e1000_media_type_copper)
+ if (hw->phy.media_type == e1000_media_type_copper)
ret_val = e1000e_force_mac_fc(hw);
}
* has completed, and if so, how the PHY and link partner has
* flow control configured.
*/
- if ((hw->media_type == e1000_media_type_copper) && mac->autoneg) {
+ if ((hw->phy.media_type == e1000_media_type_copper) && mac->autoneg) {
/*
* Read the MII Status Register and check to see if AutoNeg
* has completed. We read this twice because this reg has
* ONLY. Hence, we must now check to see if we need to
* turn OFF the TRANSMISSION of PAUSE frames.
*/
- if (mac->original_fc == e1000_fc_full) {
- mac->fc = e1000_fc_full;
+ if (hw->fc.original_type == e1000_fc_full) {
+ hw->fc.type = e1000_fc_full;
hw_dbg(hw, "Flow Control = FULL.\r\n");
} else {
- mac->fc = e1000_fc_rx_pause;
+ hw->fc.type = e1000_fc_rx_pause;
hw_dbg(hw, "Flow Control = "
"RX PAUSE frames only.\r\n");
}
(mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
(mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
- mac->fc = e1000_fc_tx_pause;
- hw_dbg(hw, "Flow Control = TX PAUSE frames only.\r\n");
+ hw->fc.type = e1000_fc_tx_pause;
+ hw_dbg(hw, "Flow Control = Tx PAUSE frames only.\r\n");
}
/*
* For transmitting PAUSE frames ONLY.
(mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
!(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
(mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
- mac->fc = e1000_fc_rx_pause;
- hw_dbg(hw, "Flow Control = RX PAUSE frames only.\r\n");
+ hw->fc.type = e1000_fc_rx_pause;
+ hw_dbg(hw, "Flow Control = Rx PAUSE frames only.\r\n");
} else {
/*
* Per the IEEE spec, at this point flow control
* should be disabled.
*/
- mac->fc = e1000_fc_none;
+ hw->fc.type = e1000_fc_none;
hw_dbg(hw, "Flow Control = NONE.\r\n");
}
}
if (duplex == HALF_DUPLEX)
- mac->fc = e1000_fc_none;
+ hw->fc.type = e1000_fc_none;
/*
* Now we call a subroutine to actually force the MAC
u32 ledctl_blink = 0;
u32 i;
- if (hw->media_type == e1000_media_type_fiber) {
+ if (hw->phy.media_type == e1000_media_type_fiber) {
/* always blink LED0 for PCI-E fiber */
ledctl_blink = E1000_LEDCTL_LED0_BLINK |
(E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
{
u32 ctrl;
- switch (hw->media_type) {
+ switch (hw->phy.media_type) {
case e1000_media_type_fiber:
ctrl = er32(CTRL);
ctrl &= ~E1000_CTRL_SWDPIN0;
{
u32 ctrl;
- switch (hw->media_type) {
+ switch (hw->phy.media_type) {
case e1000_media_type_fiber:
ctrl = er32(CTRL);
ctrl |= E1000_CTRL_SWDPIN0;
/* disable receives */
u32 rctl = er32(RCTL);
ew32(RCTL, rctl & ~E1000_RCTL_EN);
+ adapter->flags |= FLAG_RX_RESTART_NOW;
}
/* guard against interrupt when we're going down */
if (!test_bit(__E1000_DOWN, &adapter->state))
/* disable receives */
rctl = er32(RCTL);
ew32(RCTL, rctl & ~E1000_RCTL_EN);
+ adapter->flags |= FLAG_RX_RESTART_NOW;
}
/* guard against interrupt when we're going down */
if (!test_bit(__E1000_DOWN, &adapter->state))
}
ew32(RCTL, rctl);
+ /* just started the receive unit, no need to restart */
+ adapter->flags &= ~FLAG_RX_RESTART_NOW;
}
/**
u16 mii_reg = 0;
/* Just clear the power down bit to wake the phy back up */
- if (adapter->hw.media_type == e1000_media_type_copper) {
+ if (adapter->hw.phy.media_type == e1000_media_type_copper) {
/*
* According to the manual, the phy will retain its
* settings across a power-down/up cycle
return;
/* non-copper PHY? */
- if (adapter->hw.media_type != e1000_media_type_copper)
+ if (adapter->hw.phy.media_type != e1000_media_type_copper)
return;
/* reset is blocked because of a SoL/IDER session */
void e1000e_reset(struct e1000_adapter *adapter)
{
struct e1000_mac_info *mac = &adapter->hw.mac;
+ struct e1000_fc_info *fc = &adapter->hw.fc;
struct e1000_hw *hw = &adapter->hw;
u32 tx_space, min_tx_space, min_rx_space;
- u32 pba;
+ u32 pba = adapter->pba;
u16 hwm;
/* reset Packet Buffer Allocation to default */
- ew32(PBA, adapter->pba);
+ ew32(PBA, pba);
- if (mac->max_frame_size > ETH_FRAME_LEN + ETH_FCS_LEN ) {
+ if (adapter->max_frame_size > ETH_FRAME_LEN + ETH_FCS_LEN) {
/*
* To maintain wire speed transmits, the Tx FIFO should be
* large enough to accommodate two full transmit packets,
/*
* the Tx fifo also stores 16 bytes of information about the tx
* but don't include ethernet FCS because hardware appends it
- */ min_tx_space = (mac->max_frame_size +
+ */
+ min_tx_space = (adapter->max_frame_size +
sizeof(struct e1000_tx_desc) -
ETH_FCS_LEN) * 2;
min_tx_space = ALIGN(min_tx_space, 1024);
min_tx_space >>= 10;
/* software strips receive CRC, so leave room for it */
- min_rx_space = mac->max_frame_size;
+ min_rx_space = adapter->max_frame_size;
min_rx_space = ALIGN(min_rx_space, 1024);
min_rx_space >>= 10;
* - the full Rx FIFO size minus one full frame
*/
if (adapter->flags & FLAG_HAS_ERT)
- hwm = min(((adapter->pba << 10) * 9 / 10),
- ((adapter->pba << 10) - (E1000_ERT_2048 << 3)));
+ hwm = min(((pba << 10) * 9 / 10),
+ ((pba << 10) - (E1000_ERT_2048 << 3)));
else
- hwm = min(((adapter->pba << 10) * 9 / 10),
- ((adapter->pba << 10) - mac->max_frame_size));
+ hwm = min(((pba << 10) * 9 / 10),
+ ((pba << 10) - adapter->max_frame_size));
- mac->fc_high_water = hwm & 0xFFF8; /* 8-byte granularity */
- mac->fc_low_water = mac->fc_high_water - 8;
+ fc->high_water = hwm & 0xFFF8; /* 8-byte granularity */
+ fc->low_water = fc->high_water - 8;
if (adapter->flags & FLAG_DISABLE_FC_PAUSE_TIME)
- mac->fc_pause_time = 0xFFFF;
+ fc->pause_time = 0xFFFF;
else
- mac->fc_pause_time = E1000_FC_PAUSE_TIME;
- mac->fc = mac->original_fc;
+ fc->pause_time = E1000_FC_PAUSE_TIME;
+ fc->send_xon = 1;
+ fc->type = fc->original_type;
/* Allow time for pending master requests to run */
mac->ops.reset_hw(hw);
**/
static int __devinit e1000_sw_init(struct e1000_adapter *adapter)
{
- struct e1000_hw *hw = &adapter->hw;
struct net_device *netdev = adapter->netdev;
adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN;
adapter->rx_ps_bsize0 = 128;
- hw->mac.max_frame_size = netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
- hw->mac.min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
+ adapter->max_frame_size = netdev->mtu + ETH_HLEN + ETH_FCS_LEN;
+ adapter->min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
adapter->tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
if (!adapter->tx_ring)
/* Tx Dropped needs to be maintained elsewhere */
/* Phy Stats */
- if (hw->media_type == e1000_media_type_copper) {
+ if (hw->phy.media_type == e1000_media_type_copper) {
if ((adapter->link_speed == SPEED_1000) &&
(!e1e_rphy(hw, PHY_1000T_STATUS, &phy_tmp))) {
phy_tmp &= PHY_IDLE_ERROR_COUNT_MASK;
static void e1000_print_link_info(struct e1000_adapter *adapter)
{
- struct net_device *netdev = adapter->netdev;
struct e1000_hw *hw = &adapter->hw;
+ struct net_device *netdev = adapter->netdev;
u32 ctrl = er32(CTRL);
ndev_info(netdev,
((ctrl & E1000_CTRL_TFCE) ? "TX" : "None" )));
}
+static bool e1000_has_link(struct e1000_adapter *adapter)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ bool link_active = 0;
+ s32 ret_val = 0;
+
+ /*
+ * get_link_status is set on LSC (link status) interrupt or
+ * Rx sequence error interrupt. get_link_status will stay
+ * false until the check_for_link establishes link
+ * for copper adapters ONLY
+ */
+ switch (hw->phy.media_type) {
+ case e1000_media_type_copper:
+ if (hw->mac.get_link_status) {
+ ret_val = hw->mac.ops.check_for_link(hw);
+ link_active = !hw->mac.get_link_status;
+ } else {
+ link_active = 1;
+ }
+ break;
+ case e1000_media_type_fiber:
+ ret_val = hw->mac.ops.check_for_link(hw);
+ link_active = !!(er32(STATUS) & E1000_STATUS_LU);
+ break;
+ case e1000_media_type_internal_serdes:
+ ret_val = hw->mac.ops.check_for_link(hw);
+ link_active = adapter->hw.mac.serdes_has_link;
+ break;
+ default:
+ case e1000_media_type_unknown:
+ break;
+ }
+
+ if ((ret_val == E1000_ERR_PHY) && (hw->phy.type == e1000_phy_igp_3) &&
+ (er32(CTRL) & E1000_PHY_CTRL_GBE_DISABLE)) {
+ /* See e1000_kmrn_lock_loss_workaround_ich8lan() */
+ ndev_info(adapter->netdev,
+ "Gigabit has been disabled, downgrading speed\n");
+ }
+
+ return link_active;
+}
+
+static void e1000e_enable_receives(struct e1000_adapter *adapter)
+{
+ /* make sure the receive unit is started */
+ if ((adapter->flags & FLAG_RX_NEEDS_RESTART) &&
+ (adapter->flags & FLAG_RX_RESTART_NOW)) {
+ struct e1000_hw *hw = &adapter->hw;
+ u32 rctl = er32(RCTL);
+ ew32(RCTL, rctl | E1000_RCTL_EN);
+ adapter->flags &= ~FLAG_RX_RESTART_NOW;
+ }
+}
+
/**
* e1000_watchdog - Timer Call-back
* @data: pointer to adapter cast into an unsigned long
{
struct e1000_adapter *adapter = container_of(work,
struct e1000_adapter, watchdog_task);
-
struct net_device *netdev = adapter->netdev;
struct e1000_mac_info *mac = &adapter->hw.mac;
struct e1000_ring *tx_ring = adapter->tx_ring;
struct e1000_hw *hw = &adapter->hw;
u32 link, tctl;
- s32 ret_val;
int tx_pending = 0;
- if ((netif_carrier_ok(netdev)) &&
- (er32(STATUS) & E1000_STATUS_LU))
+ link = e1000_has_link(adapter);
+ if ((netif_carrier_ok(netdev)) && link) {
+ e1000e_enable_receives(adapter);
goto link_up;
-
- ret_val = mac->ops.check_for_link(hw);
- if ((ret_val == E1000_ERR_PHY) &&
- (adapter->hw.phy.type == e1000_phy_igp_3) &&
- (er32(CTRL) &
- E1000_PHY_CTRL_GBE_DISABLE)) {
- /* See e1000_kmrn_lock_loss_workaround_ich8lan() */
- ndev_info(netdev,
- "Gigabit has been disabled, downgrading speed\n");
}
if ((e1000e_enable_tx_pkt_filtering(hw)) &&
(adapter->mng_vlan_id != adapter->hw.mng_cookie.vlan_id))
e1000_update_mng_vlan(adapter);
- if ((adapter->hw.media_type == e1000_media_type_internal_serdes) &&
- !(er32(TXCW) & E1000_TXCW_ANE))
- link = adapter->hw.mac.serdes_has_link;
- else
- link = er32(STATUS) & E1000_STATUS_LU;
-
if (link) {
if (!netif_carrier_ok(netdev)) {
bool txb2b = 1;
+ /* update snapshot of PHY registers on LSC */
mac->ops.get_link_up_info(&adapter->hw,
&adapter->link_speed,
&adapter->link_duplex);
if (!test_bit(__E1000_DOWN, &adapter->state))
mod_timer(&adapter->phy_info_timer,
round_jiffies(jiffies + 2 * HZ));
- } else {
- /* make sure the receive unit is started */
- if (adapter->flags & FLAG_RX_NEEDS_RESTART) {
- u32 rctl = er32(RCTL);
- ew32(RCTL, rctl |
- E1000_RCTL_EN);
- }
}
} else {
if (netif_carrier_ok(netdev)) {
while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
msleep(1);
/* e1000e_down has a dependency on max_frame_size */
- adapter->hw.mac.max_frame_size = max_frame;
+ adapter->max_frame_size = max_frame;
if (netif_running(netdev))
e1000e_down(adapter);
struct mii_ioctl_data *data = if_mii(ifr);
unsigned long irq_flags;
- if (adapter->hw.media_type != e1000_media_type_copper)
+ if (adapter->hw.phy.media_type != e1000_media_type_copper)
return -EOPNOTSUPP;
switch (cmd) {
E1000_CTRL_EN_PHY_PWR_MGMT;
ew32(CTRL, ctrl);
- if (adapter->hw.media_type == e1000_media_type_fiber ||
- adapter->hw.media_type == e1000_media_type_internal_serdes) {
+ if (adapter->hw.phy.media_type == e1000_media_type_fiber ||
+ adapter->hw.phy.media_type ==
+ e1000_media_type_internal_serdes) {
/* keep the laser running in D3 */
ctrl_ext = er32(CTRL_EXT);
ctrl_ext |= E1000_CTRL_EXT_SDP7_DATA;
hw->mac.ops.get_bus_info(&adapter->hw);
- adapter->hw.phy.wait_for_link = 0;
+ adapter->hw.phy.autoneg_wait_to_complete = 0;
/* Copper options */
- if (adapter->hw.media_type == e1000_media_type_copper) {
+ if (adapter->hw.phy.media_type == e1000_media_type_copper) {
adapter->hw.phy.mdix = AUTO_ALL_MODES;
adapter->hw.phy.disable_polarity_correction = 0;
adapter->hw.phy.ms_type = e1000_ms_hw_default;
/* Initialize link parameters. User can change them with ethtool */
adapter->hw.mac.autoneg = 1;
adapter->fc_autoneg = 1;
- adapter->hw.mac.original_fc = e1000_fc_default;
- adapter->hw.mac.fc = e1000_fc_default;
+ adapter->hw.fc.original_type = e1000_fc_default;
+ adapter->hw.fc.type = e1000_fc_default;
adapter->hw.phy.autoneg_advertised = 0x2f;
/* ring size defaults */
* other: No software override. The flow control configuration
* in the EEPROM is used.
*/
- switch (hw->mac.fc) {
+ switch (hw->fc.type) {
case e1000_fc_none:
/*
* Flow control (Rx & Tx) is completely disabled by a
* Does the user want to wait for Auto-Neg to complete here, or
* check at a later time (for example, callback routine).
*/
- if (phy->wait_for_link) {
+ if (phy->autoneg_wait_to_complete) {
ret_val = e1000_wait_autoneg(hw);
if (ret_val) {
hw_dbg(hw, "Error while waiting for "
udelay(1);
- if (phy->wait_for_link) {
+ if (phy->autoneg_wait_to_complete) {
hw_dbg(hw, "Waiting for forced speed/duplex link on IGP phy.\n");
ret_val = e1000e_phy_has_link_generic(hw,
udelay(1);
- if (phy->wait_for_link) {
+ if (phy->autoneg_wait_to_complete) {
hw_dbg(hw, "Waiting for forced speed/duplex link on M88 phy.\n");
ret_val = e1000e_phy_has_link_generic(hw, PHY_FORCE_LIMIT,
u32 ctrl;
/* Turn off flow control when forcing speed/duplex */
- mac->fc = e1000_fc_none;
+ hw->fc.type = e1000_fc_none;
/* Force speed/duplex on the mac */
ctrl = er32(CTRL);
u16 phy_data;
bool link;
- if (hw->media_type != e1000_media_type_copper) {
+ if (hw->phy.media_type != e1000_media_type_copper) {
hw_dbg(hw, "Phy info is only valid for copper media\n");
return -E1000_ERR_CONFIG;
}
projects / linux-2.6 / commitdiff