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sys/dev/ixgbe/ixgbe_common.c

/****************************************************************************** /******************************************************************************
Copyright (c) 2001-2015, Intel Corporation Copyright (c) 2001-2017, Intel Corporation
All rights reserved. All rights reserved.
Redistribution and use in source and binary forms, with or without Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met: modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, 1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer. this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright 2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution. documentation and/or other materials provided with the distribution.
3. Neither the name of the Intel Corporation nor the names of its 3. Neither the name of the Intel Corporation nor the names of its
contributors may be used to endorse or promote products derived from contributors may be used to endorse or promote products derived from
this software without specific prior written permission. this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/ ******************************************************************************/
/*$FreeBSD$*/ /*$FreeBSD$*/
#include "ixgbe_common.h" #include "ixgbe_common.h"
#include "ixgbe_phy.h" #include "ixgbe_phy.h"
▲ Show 20 Lines • Show All 72 Lines • ▼ Show 20 Liness32 ixgbe_init_ops_generic(struct ixgbe_hw *hw)
mac->ops.prot_autoc_read = prot_autoc_read_generic; mac->ops.prot_autoc_read = prot_autoc_read_generic;
mac->ops.prot_autoc_write = prot_autoc_write_generic; mac->ops.prot_autoc_write = prot_autoc_write_generic;
/* LEDs */ /* LEDs */
mac->ops.led_on = ixgbe_led_on_generic; mac->ops.led_on = ixgbe_led_on_generic;
mac->ops.led_off = ixgbe_led_off_generic; mac->ops.led_off = ixgbe_led_off_generic;
mac->ops.blink_led_start = ixgbe_blink_led_start_generic; mac->ops.blink_led_start = ixgbe_blink_led_start_generic;
mac->ops.blink_led_stop = ixgbe_blink_led_stop_generic; mac->ops.blink_led_stop = ixgbe_blink_led_stop_generic;
mac->ops.init_led_link_act = ixgbe_init_led_link_act_generic;
/* RAR, Multicast, VLAN */ /* RAR, Multicast, VLAN */
mac->ops.set_rar = ixgbe_set_rar_generic; mac->ops.set_rar = ixgbe_set_rar_generic;
mac->ops.clear_rar = ixgbe_clear_rar_generic; mac->ops.clear_rar = ixgbe_clear_rar_generic;
mac->ops.insert_mac_addr = NULL; mac->ops.insert_mac_addr = NULL;
mac->ops.set_vmdq = NULL; mac->ops.set_vmdq = NULL;
mac->ops.clear_vmdq = NULL; mac->ops.clear_vmdq = NULL;
mac->ops.init_rx_addrs = ixgbe_init_rx_addrs_generic; mac->ops.init_rx_addrs = ixgbe_init_rx_addrs_generic;
mac->ops.update_uc_addr_list = ixgbe_update_uc_addr_list_generic; mac->ops.update_uc_addr_list = ixgbe_update_uc_addr_list_generic;
mac->ops.update_mc_addr_list = ixgbe_update_mc_addr_list_generic; mac->ops.update_mc_addr_list = ixgbe_update_mc_addr_list_generic;
mac->ops.enable_mc = ixgbe_enable_mc_generic; mac->ops.enable_mc = ixgbe_enable_mc_generic;
mac->ops.disable_mc = ixgbe_disable_mc_generic; mac->ops.disable_mc = ixgbe_disable_mc_generic;
mac->ops.clear_vfta = NULL; mac->ops.clear_vfta = NULL;
mac->ops.set_vfta = NULL; mac->ops.set_vfta = NULL;
mac->ops.set_vlvf = NULL; mac->ops.set_vlvf = NULL;
mac->ops.init_uta_tables = NULL; mac->ops.init_uta_tables = NULL;
mac->ops.enable_rx = ixgbe_enable_rx_generic; mac->ops.enable_rx = ixgbe_enable_rx_generic;
mac->ops.disable_rx = ixgbe_disable_rx_generic; mac->ops.disable_rx = ixgbe_disable_rx_generic;
/* Flow Control */ /* Flow Control */
mac->ops.fc_enable = ixgbe_fc_enable_generic; mac->ops.fc_enable = ixgbe_fc_enable_generic;
mac->ops.setup_fc = ixgbe_setup_fc_generic; mac->ops.setup_fc = ixgbe_setup_fc_generic;
mac->ops.fc_autoneg = ixgbe_fc_autoneg;
/* Link */ /* Link */
mac->ops.get_link_capabilities = NULL; mac->ops.get_link_capabilities = NULL;
mac->ops.setup_link = NULL; mac->ops.setup_link = NULL;
mac->ops.check_link = NULL; mac->ops.check_link = NULL;
mac->ops.dmac_config = NULL; mac->ops.dmac_config = NULL;
mac->ops.dmac_update_tcs = NULL; mac->ops.dmac_update_tcs = NULL;
mac->ops.dmac_config_tcs = NULL; mac->ops.dmac_config_tcs = NULL;
Show All 17 Linesbool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw)
bool link_up; bool link_up;
DEBUGFUNC("ixgbe_device_supports_autoneg_fc"); DEBUGFUNC("ixgbe_device_supports_autoneg_fc");
switch (hw->phy.media_type) { switch (hw->phy.media_type) {
case ixgbe_media_type_fiber_fixed: case ixgbe_media_type_fiber_fixed:
case ixgbe_media_type_fiber_qsfp: case ixgbe_media_type_fiber_qsfp:
case ixgbe_media_type_fiber: case ixgbe_media_type_fiber:
/* flow control autoneg black list */
switch (hw->device_id) {
case IXGBE_DEV_ID_X550EM_A_SFP:
case IXGBE_DEV_ID_X550EM_A_SFP_N:
case IXGBE_DEV_ID_X550EM_A_QSFP:
case IXGBE_DEV_ID_X550EM_A_QSFP_N:
supported = FALSE;
break;
default:
hw->mac.ops.check_link(hw, &speed, &link_up, FALSE); hw->mac.ops.check_link(hw, &speed, &link_up, FALSE);
/* if link is down, assume supported */ /* if link is down, assume supported */
if (link_up) if (link_up)
supported = speed == IXGBE_LINK_SPEED_1GB_FULL ? supported = speed == IXGBE_LINK_SPEED_1GB_FULL ?
TRUE : FALSE; TRUE : FALSE;
else else
supported = TRUE; supported = TRUE;
}
break; break;
case ixgbe_media_type_backplane: case ixgbe_media_type_backplane:
if (hw->device_id == IXGBE_DEV_ID_X550EM_X_XFI)
supported = FALSE;
else
supported = TRUE; supported = TRUE;
break; break;
case ixgbe_media_type_copper: case ixgbe_media_type_copper:
/* only some copper devices support flow control autoneg */ /* only some copper devices support flow control autoneg */
switch (hw->device_id) { switch (hw->device_id) {
case IXGBE_DEV_ID_82599_T3_LOM: case IXGBE_DEV_ID_82599_T3_LOM:
case IXGBE_DEV_ID_X540T: case IXGBE_DEV_ID_X540T:
case IXGBE_DEV_ID_X540T1: case IXGBE_DEV_ID_X540T1:
case IXGBE_DEV_ID_X540_BYPASS: case IXGBE_DEV_ID_X540_BYPASS:
case IXGBE_DEV_ID_X550T: case IXGBE_DEV_ID_X550T:
case IXGBE_DEV_ID_X550T1: case IXGBE_DEV_ID_X550T1:
case IXGBE_DEV_ID_X550EM_X_10G_T: case IXGBE_DEV_ID_X550EM_X_10G_T:
case IXGBE_DEV_ID_X550EM_A_10G_T:
case IXGBE_DEV_ID_X550EM_A_1G_T:
case IXGBE_DEV_ID_X550EM_A_1G_T_L:
supported = TRUE; supported = TRUE;
break; break;
default: default:
supported = FALSE; supported = FALSE;
} }
default: default:
break; break;
} }
▲ Show 20 Lines • Show All 171 Lines • ▼ Show 20 Lines
* all on chip counters, initializes receive address registers, multicast * all on chip counters, initializes receive address registers, multicast
* table, VLAN filter table, calls routine to set up link and flow control * table, VLAN filter table, calls routine to set up link and flow control
* settings, and leaves transmit and receive units disabled and uninitialized * settings, and leaves transmit and receive units disabled and uninitialized
**/ **/
s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw) s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw)
{ {
s32 ret_val; s32 ret_val;
u32 ctrl_ext; u32 ctrl_ext;
u16 device_caps;
DEBUGFUNC("ixgbe_start_hw_generic"); DEBUGFUNC("ixgbe_start_hw_generic");
/* Set the media type */ /* Set the media type */
hw->phy.media_type = hw->mac.ops.get_media_type(hw); hw->phy.media_type = hw->mac.ops.get_media_type(hw);
/* PHY ops initialization must be done in reset_hw() */ /* PHY ops initialization must be done in reset_hw() */
/* Clear the VLAN filter table */ /* Clear the VLAN filter table */
hw->mac.ops.clear_vfta(hw); hw->mac.ops.clear_vfta(hw);
/* Clear statistics registers */ /* Clear statistics registers */
hw->mac.ops.clear_hw_cntrs(hw); hw->mac.ops.clear_hw_cntrs(hw);
/* Set No Snoop Disable */ /* Set No Snoop Disable */
ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
ctrl_ext |= IXGBE_CTRL_EXT_NS_DIS; ctrl_ext |= IXGBE_CTRL_EXT_NS_DIS;
IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext); IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext);
IXGBE_WRITE_FLUSH(hw); IXGBE_WRITE_FLUSH(hw);
/* Setup flow control */ /* Setup flow control */
ret_val = ixgbe_setup_fc(hw); ret_val = ixgbe_setup_fc(hw);
if (ret_val != IXGBE_SUCCESS) if (ret_val != IXGBE_SUCCESS && ret_val != IXGBE_NOT_IMPLEMENTED) {
goto out; DEBUGOUT1("Flow control setup failed, returning %d\n", ret_val);
return ret_val;
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}
/* Cache bit indicating need for crosstalk fix */
switch (hw->mac.type) {
case ixgbe_mac_82599EB:
case ixgbe_mac_X550EM_x:
case ixgbe_mac_X550EM_a:
hw->mac.ops.get_device_caps(hw, &device_caps);
if (device_caps & IXGBE_DEVICE_CAPS_NO_CROSSTALK_WR)
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hw->need_crosstalk_fix = FALSE;
else
hw->need_crosstalk_fix = TRUE;
break;
default:
hw->need_crosstalk_fix = FALSE;
break;
}
/* Clear adapter stopped flag */ /* Clear adapter stopped flag */
hw->adapter_stopped = FALSE; hw->adapter_stopped = FALSE;
out: return IXGBE_SUCCESS;
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return ret_val;
} }
/** /**
* ixgbe_start_hw_gen2 - Init sequence for common device family * ixgbe_start_hw_gen2 - Init sequence for common device family
* @hw: pointer to hw structure * @hw: pointer to hw structure
* *
* Performs the init sequence common to the second generation * Performs the init sequence common to the second generation
* of 10 GbE devices. * of 10 GbE devices.
▲ Show 20 Lines • Show All 44 Lines • ▼ Show 20 Lines
{ {
s32 status; s32 status;
DEBUGFUNC("ixgbe_init_hw_generic"); DEBUGFUNC("ixgbe_init_hw_generic");
/* Reset the hardware */ /* Reset the hardware */
status = hw->mac.ops.reset_hw(hw); status = hw->mac.ops.reset_hw(hw);
if (status == IXGBE_SUCCESS) { if (status == IXGBE_SUCCESS || status == IXGBE_ERR_SFP_NOT_PRESENT) {
/* Start the HW */ /* Start the HW */
status = hw->mac.ops.start_hw(hw); status = hw->mac.ops.start_hw(hw);
} }
/* Initialize the LED link active for LED blink support */
hw->mac.ops.init_led_link_act(hw);
if (status != IXGBE_SUCCESS)
DEBUGOUT1("Failed to initialize HW, STATUS = %d\n", status);
return status; return status;
} }
/** /**
* ixgbe_clear_hw_cntrs_generic - Generic clear hardware counters * ixgbe_clear_hw_cntrs_generic - Generic clear hardware counters
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* *
* Clears all hardware statistics counters by reading them from the hardware * Clears all hardware statistics counters by reading them from the hardware
▲ Show 20 Lines • Show All 539 Lines • ▼ Show 20 Liness32 ixgbe_get_bus_info_generic(struct ixgbe_hw *hw)
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
* ixgbe_set_lan_id_multi_port_pcie - Set LAN id for PCIe multiple port devices * ixgbe_set_lan_id_multi_port_pcie - Set LAN id for PCIe multiple port devices
* @hw: pointer to the HW structure * @hw: pointer to the HW structure
* *
* Determines the LAN function id by reading memory-mapped registers * Determines the LAN function id by reading memory-mapped registers and swaps
* and swaps the port value if requested. * the port value if requested, and set MAC instance for devices that share
* CS4227.
**/ **/
void ixgbe_set_lan_id_multi_port_pcie(struct ixgbe_hw *hw) void ixgbe_set_lan_id_multi_port_pcie(struct ixgbe_hw *hw)
{ {
struct ixgbe_bus_info *bus = &hw->bus; struct ixgbe_bus_info *bus = &hw->bus;
u32 reg; u32 reg;
u16 ee_ctrl_4;
DEBUGFUNC("ixgbe_set_lan_id_multi_port_pcie"); DEBUGFUNC("ixgbe_set_lan_id_multi_port_pcie");
reg = IXGBE_READ_REG(hw, IXGBE_STATUS); reg = IXGBE_READ_REG(hw, IXGBE_STATUS);
bus->func = (reg & IXGBE_STATUS_LAN_ID) >> IXGBE_STATUS_LAN_ID_SHIFT; bus->func = (reg & IXGBE_STATUS_LAN_ID) >> IXGBE_STATUS_LAN_ID_SHIFT;
bus->lan_id = bus->func; bus->lan_id = (u8)bus->func;
/* check for a port swap */ /* check for a port swap */
reg = IXGBE_READ_REG(hw, IXGBE_FACTPS_BY_MAC(hw)); reg = IXGBE_READ_REG(hw, IXGBE_FACTPS_BY_MAC(hw));
if (reg & IXGBE_FACTPS_LFS) if (reg & IXGBE_FACTPS_LFS)
bus->func ^= 0x1; bus->func ^= 0x1;
/* Get MAC instance from EEPROM for configuring CS4227 */
if (hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP) {
hw->eeprom.ops.read(hw, IXGBE_EEPROM_CTRL_4, &ee_ctrl_4);
bus->instance_id = (ee_ctrl_4 & IXGBE_EE_CTRL_4_INST_ID) >>
IXGBE_EE_CTRL_4_INST_ID_SHIFT;
} }
}
/** /**
* ixgbe_stop_adapter_generic - Generic stop Tx/Rx units * ixgbe_stop_adapter_generic - Generic stop Tx/Rx units
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* *
* Sets the adapter_stopped flag within ixgbe_hw struct. Clears interrupts, * Sets the adapter_stopped flag within ixgbe_hw struct. Clears interrupts,
* disables transmit and receive units. The adapter_stopped flag is used by * disables transmit and receive units. The adapter_stopped flag is used by
* the shared code and drivers to determine if the adapter is in a stopped * the shared code and drivers to determine if the adapter is in a stopped
Show All 40 Liness32 ixgbe_stop_adapter_generic(struct ixgbe_hw *hw)
/* /*
* Prevent the PCI-E bus from hanging by disabling PCI-E master * Prevent the PCI-E bus from hanging by disabling PCI-E master
* access and verify no pending requests * access and verify no pending requests
*/ */
return ixgbe_disable_pcie_master(hw); return ixgbe_disable_pcie_master(hw);
} }
/** /**
* ixgbe_init_led_link_act_generic - Store the LED index link/activity.
* @hw: pointer to hardware structure
*
* Store the index for the link active LED. This will be used to support
* blinking the LED.
**/
s32 ixgbe_init_led_link_act_generic(struct ixgbe_hw *hw)
{
struct ixgbe_mac_info *mac = &hw->mac;
u32 led_reg, led_mode;
u8 i;
led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
/* Get LED link active from the LEDCTL register */
for (i = 0; i < 4; i++) {
led_mode = led_reg >> IXGBE_LED_MODE_SHIFT(i);
if ((led_mode & IXGBE_LED_MODE_MASK_BASE) ==
IXGBE_LED_LINK_ACTIVE) {
mac->led_link_act = i;
return IXGBE_SUCCESS;
}
}
/*
* If LEDCTL register does not have the LED link active set, then use
* known MAC defaults.
*/
switch (hw->mac.type) {
case ixgbe_mac_X550EM_a:
case ixgbe_mac_X550EM_x:
mac->led_link_act = 1;
break;
default:
mac->led_link_act = 2;
}
return IXGBE_SUCCESS;
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}
/**
* ixgbe_led_on_generic - Turns on the software controllable LEDs. * ixgbe_led_on_generic - Turns on the software controllable LEDs.
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @index: led number to turn on * @index: led number to turn on
**/ **/
s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index) s32 ixgbe_led_on_generic(struct ixgbe_hw *hw, u32 index)
{ {
u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
DEBUGFUNC("ixgbe_led_on_generic"); DEBUGFUNC("ixgbe_led_on_generic");
if (index > 3)
return IXGBE_ERR_PARAM;
/* To turn on the LED, set mode to ON. */ /* To turn on the LED, set mode to ON. */
led_reg &= ~IXGBE_LED_MODE_MASK(index); led_reg &= ~IXGBE_LED_MODE_MASK(index);
led_reg |= IXGBE_LED_ON << IXGBE_LED_MODE_SHIFT(index); led_reg |= IXGBE_LED_ON << IXGBE_LED_MODE_SHIFT(index);
IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg); IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
IXGBE_WRITE_FLUSH(hw); IXGBE_WRITE_FLUSH(hw);
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
* ixgbe_led_off_generic - Turns off the software controllable LEDs. * ixgbe_led_off_generic - Turns off the software controllable LEDs.
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @index: led number to turn off * @index: led number to turn off
**/ **/
s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index) s32 ixgbe_led_off_generic(struct ixgbe_hw *hw, u32 index)
{ {
u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
DEBUGFUNC("ixgbe_led_off_generic"); DEBUGFUNC("ixgbe_led_off_generic");
if (index > 3)
return IXGBE_ERR_PARAM;
/* To turn off the LED, set mode to OFF. */ /* To turn off the LED, set mode to OFF. */
led_reg &= ~IXGBE_LED_MODE_MASK(index); led_reg &= ~IXGBE_LED_MODE_MASK(index);
led_reg |= IXGBE_LED_OFF << IXGBE_LED_MODE_SHIFT(index); led_reg |= IXGBE_LED_OFF << IXGBE_LED_MODE_SHIFT(index);
IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg); IXGBE_WRITE_REG(hw, IXGBE_LEDCTL, led_reg);
IXGBE_WRITE_FLUSH(hw); IXGBE_WRITE_FLUSH(hw);
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
▲ Show 20 Lines • Show All 1,259 Lines • ▼ Show 20 Lines if (ixgbe_validate_mac_addr(hw->mac.addr) ==
DEBUGOUT("Overriding MAC Address in RAR[0]\n"); DEBUGOUT("Overriding MAC Address in RAR[0]\n");
DEBUGOUT3(" New MAC Addr =%.2X %.2X %.2X ", DEBUGOUT3(" New MAC Addr =%.2X %.2X %.2X ",
hw->mac.addr[0], hw->mac.addr[1], hw->mac.addr[0], hw->mac.addr[1],
hw->mac.addr[2]); hw->mac.addr[2]);
DEBUGOUT3("%.2X %.2X %.2X\n", hw->mac.addr[3], DEBUGOUT3("%.2X %.2X %.2X\n", hw->mac.addr[3],
hw->mac.addr[4], hw->mac.addr[5]); hw->mac.addr[4], hw->mac.addr[5]);
hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV);
}
/* clear VMDq pool/queue selection for RAR 0 */ /* clear VMDq pool/queue selection for RAR 0 */
hw->mac.ops.clear_vmdq(hw, 0, IXGBE_CLEAR_VMDQ_ALL); hw->mac.ops.clear_vmdq(hw, 0, IXGBE_CLEAR_VMDQ_ALL);
}
hw->addr_ctrl.overflow_promisc = 0; hw->addr_ctrl.overflow_promisc = 0;
hw->addr_ctrl.rar_used_count = 1; hw->addr_ctrl.rar_used_count = 1;
/* Zero out the other receive addresses. */ /* Zero out the other receive addresses. */
DEBUGOUT1("Clearing RAR[1-%d]\n", rar_entries - 1); DEBUGOUT1("Clearing RAR[1-%d]\n", rar_entries - 1);
for (i = 1; i < rar_entries; i++) { for (i = 1; i < rar_entries; i++) {
IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0); IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0);
▲ Show 20 Lines • Show All 312 Lines • ▼ Show 20 Lines if ((hw->fc.current_mode & ixgbe_fc_tx_pause) &&
DEBUGOUT("Invalid water mark configuration\n"); DEBUGOUT("Invalid water mark configuration\n");
ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS;
goto out; goto out;
} }
} }
} }
/* Negotiate the fc mode to use */ /* Negotiate the fc mode to use */
ixgbe_fc_autoneg(hw); hw->mac.ops.fc_autoneg(hw);
/* Disable any previous flow control settings */ /* Disable any previous flow control settings */
mflcn_reg = IXGBE_READ_REG(hw, IXGBE_MFLCN); mflcn_reg = IXGBE_READ_REG(hw, IXGBE_MFLCN);
mflcn_reg &= ~(IXGBE_MFLCN_RPFCE_MASK | IXGBE_MFLCN_RFCE); mflcn_reg &= ~(IXGBE_MFLCN_RPFCE_MASK | IXGBE_MFLCN_RFCE);
fccfg_reg = IXGBE_READ_REG(hw, IXGBE_FCCFG); fccfg_reg = IXGBE_READ_REG(hw, IXGBE_FCCFG);
fccfg_reg &= ~(IXGBE_FCCFG_TFCE_802_3X | IXGBE_FCCFG_TFCE_PRIORITY); fccfg_reg &= ~(IXGBE_FCCFG_TFCE_802_3X | IXGBE_FCCFG_TFCE_PRIORITY);
▲ Show 20 Lines • Show All 93 Lines • ▼ Show 20 Lines
* @adv_sym: symmetric pause bit in advertisement * @adv_sym: symmetric pause bit in advertisement
* @adv_asm: asymmetric pause bit in advertisement * @adv_asm: asymmetric pause bit in advertisement
* @lp_sym: symmetric pause bit in link partner advertisement * @lp_sym: symmetric pause bit in link partner advertisement
* @lp_asm: asymmetric pause bit in link partner advertisement * @lp_asm: asymmetric pause bit in link partner advertisement
* *
* Find the intersection between advertised settings and link partner's * Find the intersection between advertised settings and link partner's
* advertised settings * advertised settings
**/ **/
static s32 ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg, s32 ixgbe_negotiate_fc(struct ixgbe_hw *hw, u32 adv_reg, u32 lp_reg,
u32 adv_sym, u32 adv_asm, u32 lp_sym, u32 lp_asm) u32 adv_sym, u32 adv_asm, u32 lp_sym, u32 lp_asm)
{ {
if ((!(adv_reg)) || (!(lp_reg))) { if ((!(adv_reg)) || (!(lp_reg))) {
ERROR_REPORT3(IXGBE_ERROR_UNSUPPORTED, ERROR_REPORT3(IXGBE_ERROR_UNSUPPORTED,
"Local or link partner's advertised flow control " "Local or link partner's advertised flow control "
"settings are NULL. Local: %x, link partner: %x\n", "settings are NULL. Local: %x, link partner: %x\n",
adv_reg, lp_reg); adv_reg, lp_reg);
return IXGBE_ERR_FC_NOT_NEGOTIATED; return IXGBE_ERR_FC_NOT_NEGOTIATED;
} }
▲ Show 20 Lines • Show All 456 Lines • ▼ Show 20 Lines
/** /**
* ixgbe_enable_sec_rx_path_generic - Enables the receive data path * ixgbe_enable_sec_rx_path_generic - Enables the receive data path
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* *
* Enables the receive data path. * Enables the receive data path.
**/ **/
s32 ixgbe_enable_sec_rx_path_generic(struct ixgbe_hw *hw) s32 ixgbe_enable_sec_rx_path_generic(struct ixgbe_hw *hw)
{ {
int secrxreg; u32 secrxreg;
DEBUGFUNC("ixgbe_enable_sec_rx_path_generic"); DEBUGFUNC("ixgbe_enable_sec_rx_path_generic");
secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL);
secrxreg &= ~IXGBE_SECRXCTRL_RX_DIS; secrxreg &= ~IXGBE_SECRXCTRL_RX_DIS;
IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, secrxreg); IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, secrxreg);
IXGBE_WRITE_FLUSH(hw); IXGBE_WRITE_FLUSH(hw);
Show All 30 Liness32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index)
bool link_up = 0; bool link_up = 0;
u32 autoc_reg = 0; u32 autoc_reg = 0;
u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
s32 ret_val = IXGBE_SUCCESS; s32 ret_val = IXGBE_SUCCESS;
bool locked = FALSE; bool locked = FALSE;
DEBUGFUNC("ixgbe_blink_led_start_generic"); DEBUGFUNC("ixgbe_blink_led_start_generic");
if (index > 3)
return IXGBE_ERR_PARAM;
/* /*
* Link must be up to auto-blink the LEDs; * Link must be up to auto-blink the LEDs;
* Force it if link is down. * Force it if link is down.
*/ */
hw->mac.ops.check_link(hw, &speed, &link_up, FALSE); hw->mac.ops.check_link(hw, &speed, &link_up, FALSE);
if (!link_up) { if (!link_up) {
ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, &autoc_reg); ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, &autoc_reg);
Show All 29 Lines
{ {
u32 autoc_reg = 0; u32 autoc_reg = 0;
u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
s32 ret_val = IXGBE_SUCCESS; s32 ret_val = IXGBE_SUCCESS;
bool locked = FALSE; bool locked = FALSE;
DEBUGFUNC("ixgbe_blink_led_stop_generic"); DEBUGFUNC("ixgbe_blink_led_stop_generic");
if (index > 3)
return IXGBE_ERR_PARAM;
ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, &autoc_reg); ret_val = hw->mac.ops.prot_autoc_read(hw, &locked, &autoc_reg);
if (ret_val != IXGBE_SUCCESS) if (ret_val != IXGBE_SUCCESS)
goto out; goto out;
autoc_reg &= ~IXGBE_AUTOC_FLU; autoc_reg &= ~IXGBE_AUTOC_FLU;
autoc_reg |= IXGBE_AUTOC_AN_RESTART; autoc_reg |= IXGBE_AUTOC_AN_RESTART;
ret_val = hw->mac.ops.prot_autoc_write(hw, autoc_reg, locked); ret_val = hw->mac.ops.prot_autoc_write(hw, autoc_reg, locked);
▲ Show 20 Lines • Show All 150 Lines • ▼ Show 20 Linesu16 ixgbe_get_pcie_msix_count_generic(struct ixgbe_hw *hw)
case ixgbe_mac_82598EB: case ixgbe_mac_82598EB:
pcie_offset = IXGBE_PCIE_MSIX_82598_CAPS; pcie_offset = IXGBE_PCIE_MSIX_82598_CAPS;
max_msix_count = IXGBE_MAX_MSIX_VECTORS_82598; max_msix_count = IXGBE_MAX_MSIX_VECTORS_82598;
break; break;
case ixgbe_mac_82599EB: case ixgbe_mac_82599EB:
case ixgbe_mac_X540: case ixgbe_mac_X540:
case ixgbe_mac_X550: case ixgbe_mac_X550:
case ixgbe_mac_X550EM_x: case ixgbe_mac_X550EM_x:
case ixgbe_mac_X550EM_a:
pcie_offset = IXGBE_PCIE_MSIX_82599_CAPS; pcie_offset = IXGBE_PCIE_MSIX_82599_CAPS;
max_msix_count = IXGBE_MAX_MSIX_VECTORS_82599; max_msix_count = IXGBE_MAX_MSIX_VECTORS_82599;
break; break;
default: default:
return msix_count; return msix_count;
} }
DEBUGFUNC("ixgbe_get_pcie_msix_count_generic"); DEBUGFUNC("ixgbe_get_pcie_msix_count_generic");
▲ Show 20 Lines • Show All 122 Lines • ▼ Show 20 Lines if (vmdq == IXGBE_CLEAR_VMDQ_ALL) {
mpsar_lo &= ~(1 << vmdq); mpsar_lo &= ~(1 << vmdq);
IXGBE_WRITE_REG(hw, IXGBE_MPSAR_LO(rar), mpsar_lo); IXGBE_WRITE_REG(hw, IXGBE_MPSAR_LO(rar), mpsar_lo);
} else { } else {
mpsar_hi &= ~(1 << (vmdq - 32)); mpsar_hi &= ~(1 << (vmdq - 32));
IXGBE_WRITE_REG(hw, IXGBE_MPSAR_HI(rar), mpsar_hi); IXGBE_WRITE_REG(hw, IXGBE_MPSAR_HI(rar), mpsar_hi);
} }
/* was that the last pool using this rar? */ /* was that the last pool using this rar? */
if (mpsar_lo == 0 && mpsar_hi == 0 && rar != 0) if (mpsar_lo == 0 && mpsar_hi == 0 &&
rar != 0 && rar != hw->mac.san_mac_rar_index)
hw->mac.ops.clear_rar(hw, rar); hw->mac.ops.clear_rar(hw, rar);
done: done:
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
* ixgbe_set_vmdq_generic - Associate a VMDq pool index with a rx address * ixgbe_set_vmdq_generic - Associate a VMDq pool index with a rx address
* @hw: pointer to hardware struct * @hw: pointer to hardware struct
▲ Show 20 Lines • Show All 73 Lines • ▼ Show 20 Lines
/** /**
* ixgbe_find_vlvf_slot - find the vlanid or the first empty slot * ixgbe_find_vlvf_slot - find the vlanid or the first empty slot
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @vlan: VLAN id to write to VLAN filter * @vlan: VLAN id to write to VLAN filter
* *
* return the VLVF index where this VLAN id should be placed * return the VLVF index where this VLAN id should be placed
* *
**/ **/
s32 ixgbe_find_vlvf_slot(struct ixgbe_hw *hw, u32 vlan) s32 ixgbe_find_vlvf_slot(struct ixgbe_hw *hw, u32 vlan, bool vlvf_bypass)
{ {
u32 bits = 0; s32 regindex, first_empty_slot;
u32 first_empty_slot = 0; u32 bits;
s32 regindex;
/* short cut the special case */ /* short cut the special case */
if (vlan == 0) if (vlan == 0)
return 0; return 0;
/* /* if vlvf_bypass is set we don't want to use an empty slot, we
* Search for the vlan id in the VLVF entries. Save off the first empty * will simply bypass the VLVF if there are no entries present in the
* slot found along the way * VLVF that contain our VLAN
*/ */
for (regindex = 1; regindex < IXGBE_VLVF_ENTRIES; regindex++) { first_empty_slot = vlvf_bypass ? IXGBE_ERR_NO_SPACE : 0;
/* add VLAN enable bit for comparison */
vlan |= IXGBE_VLVF_VIEN;
/* Search for the vlan id in the VLVF entries. Save off the first empty
* slot found along the way.
*
* pre-decrement loop covering (IXGBE_VLVF_ENTRIES - 1) .. 1
*/
for (regindex = IXGBE_VLVF_ENTRIES; --regindex;) {
bits = IXGBE_READ_REG(hw, IXGBE_VLVF(regindex)); bits = IXGBE_READ_REG(hw, IXGBE_VLVF(regindex));
if (!bits && !(first_empty_slot)) if (bits == vlan)
return regindex;
if (!first_empty_slot && !bits)
first_empty_slot = regindex; first_empty_slot = regindex;
else if ((bits & 0x0FFF) == vlan)
break;
} }
/* /* If we are here then we didn't find the VLAN. Return first empty
* If regindex is less than IXGBE_VLVF_ENTRIES, then we found the vlan * slot we found during our search, else error.
* in the VLVF. Else use the first empty VLVF register for this
* vlan id.
*/ */
if (regindex >= IXGBE_VLVF_ENTRIES) { if (!first_empty_slot)
if (first_empty_slot) ERROR_REPORT1(IXGBE_ERROR_SOFTWARE, "No space in VLVF.\n");
regindex = first_empty_slot;
else {
ERROR_REPORT1(IXGBE_ERROR_SOFTWARE,
"No space in VLVF.\n");
regindex = IXGBE_ERR_NO_SPACE;
}
}
return regindex; return first_empty_slot ? first_empty_slot : IXGBE_ERR_NO_SPACE;
} }
/** /**
* ixgbe_set_vfta_generic - Set VLAN filter table * ixgbe_set_vfta_generic - Set VLAN filter table
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @vlan: VLAN id to write to VLAN filter * @vlan: VLAN id to write to VLAN filter
* @vind: VMDq output index that maps queue to VLAN id in VFVFB * @vind: VMDq output index that maps queue to VLAN id in VLVFB
* @vlan_on: boolean flag to turn on/off VLAN in VFVF * @vlan_on: boolean flag to turn on/off VLAN
* @vlvf_bypass: boolean flag indicating updating default pool is okay
* *
* Turn on/off specified VLAN in the VLAN filter table. * Turn on/off specified VLAN in the VLAN filter table.
**/ **/
s32 ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind, s32 ixgbe_set_vfta_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind,
bool vlan_on) bool vlan_on, bool vlvf_bypass)
{ {
s32 regindex; u32 regidx, vfta_delta, vfta;
u32 bitindex; s32 ret_val;
u32 vfta;
u32 targetbit;
s32 ret_val = IXGBE_SUCCESS;
bool vfta_changed = FALSE;
DEBUGFUNC("ixgbe_set_vfta_generic"); DEBUGFUNC("ixgbe_set_vfta_generic");
if (vlan > 4095) if (vlan > 4095 || vind > 63)
return IXGBE_ERR_PARAM; return IXGBE_ERR_PARAM;
/* /*
* this is a 2 part operation - first the VFTA, then the * this is a 2 part operation - first the VFTA, then the
* VLVF and VLVFB if VT Mode is set * VLVF and VLVFB if VT Mode is set
* We don't write the VFTA until we know the VLVF part succeeded. * We don't write the VFTA until we know the VLVF part succeeded.
*/ */
/* Part 1 /* Part 1
* The VFTA is a bitstring made up of 128 32-bit registers * The VFTA is a bitstring made up of 128 32-bit registers
* that enable the particular VLAN id, much like the MTA: * that enable the particular VLAN id, much like the MTA:
* bits[11-5]: which register * bits[11-5]: which register
* bits[4-0]: which bit in the register * bits[4-0]: which bit in the register
*/ */
regindex = (vlan >> 5) & 0x7F; regidx = vlan / 32;
bitindex = vlan & 0x1F; vfta_delta = 1 << (vlan % 32);
targetbit = (1 << bitindex); vfta = IXGBE_READ_REG(hw, IXGBE_VFTA(regidx));
vfta = IXGBE_READ_REG(hw, IXGBE_VFTA(regindex));
if (vlan_on) { /*
if (!(vfta & targetbit)) { * vfta_delta represents the difference between the current value
vfta |= targetbit; * of vfta and the value we want in the register. Since the diff
vfta_changed = TRUE; * is an XOR mask we can just update the vfta using an XOR
} */
} else { vfta_delta &= vlan_on ? ~vfta : vfta;
if ((vfta & targetbit)) { vfta ^= vfta_delta;
vfta &= ~targetbit;
vfta_changed = TRUE;
}
}
/* Part 2 /* Part 2
* Call ixgbe_set_vlvf_generic to set VLVFB and VLVF * Call ixgbe_set_vlvf_generic to set VLVFB and VLVF
*/ */
ret_val = ixgbe_set_vlvf_generic(hw, vlan, vind, vlan_on, ret_val = ixgbe_set_vlvf_generic(hw, vlan, vind, vlan_on, &vfta_delta,
&vfta_changed); vfta, vlvf_bypass);
if (ret_val != IXGBE_SUCCESS) if (ret_val != IXGBE_SUCCESS) {
if (vlvf_bypass)
goto vfta_update;
return ret_val; return ret_val;
}
if (vfta_changed) vfta_update:
IXGBE_WRITE_REG(hw, IXGBE_VFTA(regindex), vfta); /* Update VFTA now that we are ready for traffic */
if (vfta_delta)
IXGBE_WRITE_REG(hw, IXGBE_VFTA(regidx), vfta);
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
* ixgbe_set_vlvf_generic - Set VLAN Pool Filter * ixgbe_set_vlvf_generic - Set VLAN Pool Filter
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @vlan: VLAN id to write to VLAN filter * @vlan: VLAN id to write to VLAN filter
* @vind: VMDq output index that maps queue to VLAN id in VFVFB * @vind: VMDq output index that maps queue to VLAN id in VLVFB
* @vlan_on: boolean flag to turn on/off VLAN in VFVF * @vlan_on: boolean flag to turn on/off VLAN in VLVF
* @vfta_changed: pointer to boolean flag which indicates whether VFTA * @vfta_delta: pointer to the difference between the current value of VFTA
* should be changed * and the desired value
* @vfta: the desired value of the VFTA
* @vlvf_bypass: boolean flag indicating updating default pool is okay
* *
* Turn on/off specified bit in VLVF table. * Turn on/off specified bit in VLVF table.
**/ **/
s32 ixgbe_set_vlvf_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind, s32 ixgbe_set_vlvf_generic(struct ixgbe_hw *hw, u32 vlan, u32 vind,
bool vlan_on, bool *vfta_changed) bool vlan_on, u32 *vfta_delta, u32 vfta,
bool vlvf_bypass)
{ {
u32 vt; u32 bits;
s32 vlvf_index;
DEBUGFUNC("ixgbe_set_vlvf_generic"); DEBUGFUNC("ixgbe_set_vlvf_generic");
if (vlan > 4095) if (vlan > 4095 || vind > 63)
return IXGBE_ERR_PARAM; return IXGBE_ERR_PARAM;
/* If VT Mode is set /* If VT Mode is set
* Either vlan_on * Either vlan_on
* make sure the vlan is in VLVF * make sure the vlan is in VLVF
* set the vind bit in the matching VLVFB * set the vind bit in the matching VLVFB
* Or !vlan_on * Or !vlan_on
* clear the pool bit and possibly the vind * clear the pool bit and possibly the vind
*/ */
vt = IXGBE_READ_REG(hw, IXGBE_VT_CTL); if (!(IXGBE_READ_REG(hw, IXGBE_VT_CTL) & IXGBE_VT_CTL_VT_ENABLE))
if (vt & IXGBE_VT_CTL_VT_ENABLE) { return IXGBE_SUCCESS;
s32 vlvf_index;
u32 bits;
vlvf_index = ixgbe_find_vlvf_slot(hw, vlan); vlvf_index = ixgbe_find_vlvf_slot(hw, vlan, vlvf_bypass);
if (vlvf_index < 0) if (vlvf_index < 0)
return vlvf_index; return vlvf_index;
if (vlan_on) { bits = IXGBE_READ_REG(hw, IXGBE_VLVFB(vlvf_index * 2 + vind / 32));
/* set the pool bit */ /* set the pool bit */
if (vind < 32) { bits |= 1 << (vind % 32);
bits = IXGBE_READ_REG(hw, if (vlan_on)
IXGBE_VLVFB(vlvf_index * 2)); goto vlvf_update;
bits |= (1 << vind);
IXGBE_WRITE_REG(hw,
IXGBE_VLVFB(vlvf_index * 2),
bits);
} else {
bits = IXGBE_READ_REG(hw,
IXGBE_VLVFB((vlvf_index * 2) + 1));
bits |= (1 << (vind - 32));
IXGBE_WRITE_REG(hw,
IXGBE_VLVFB((vlvf_index * 2) + 1),
bits);
}
} else {
/* clear the pool bit */ /* clear the pool bit */
if (vind < 32) { bits ^= 1 << (vind % 32);
bits = IXGBE_READ_REG(hw,
IXGBE_VLVFB(vlvf_index * 2)); if (!bits &&
bits &= ~(1 << vind); !IXGBE_READ_REG(hw, IXGBE_VLVFB(vlvf_index * 2 + 1 - vind / 32))) {
IXGBE_WRITE_REG(hw, /* Clear VFTA first, then disable VLVF. Otherwise
IXGBE_VLVFB(vlvf_index * 2), * we run the risk of stray packets leaking into
bits); * the PF via the default pool
bits |= IXGBE_READ_REG(hw, */
IXGBE_VLVFB((vlvf_index * 2) + 1)); if (*vfta_delta)
} else { IXGBE_WRITE_REG(hw, IXGBE_VFTA(vlan / 32), vfta);
bits = IXGBE_READ_REG(hw,
IXGBE_VLVFB((vlvf_index * 2) + 1)); /* disable VLVF and clear remaining bit from pool */
bits &= ~(1 << (vind - 32)); IXGBE_WRITE_REG(hw, IXGBE_VLVF(vlvf_index), 0);
IXGBE_WRITE_REG(hw, IXGBE_WRITE_REG(hw, IXGBE_VLVFB(vlvf_index * 2 + vind / 32), 0);
IXGBE_VLVFB((vlvf_index * 2) + 1),
bits); return IXGBE_SUCCESS;
bits |= IXGBE_READ_REG(hw,
IXGBE_VLVFB(vlvf_index * 2));
} }
}
/* /* If there are still bits set in the VLVFB registers
* If there are still bits set in the VLVFB registers
* for the VLAN ID indicated we need to see if the * for the VLAN ID indicated we need to see if the
* caller is requesting that we clear the VFTA entry bit. * caller is requesting that we clear the VFTA entry bit.
* If the caller has requested that we clear the VFTA * If the caller has requested that we clear the VFTA
* entry bit but there are still pools/VFs using this VLAN * entry bit but there are still pools/VFs using this VLAN
* ID entry then ignore the request. We're not worried * ID entry then ignore the request. We're not worried
* about the case where we're turning the VFTA VLAN ID * about the case where we're turning the VFTA VLAN ID
* entry bit on, only when requested to turn it off as * entry bit on, only when requested to turn it off as
* there may be multiple pools and/or VFs using the * there may be multiple pools and/or VFs using the
* VLAN ID entry. In that case we cannot clear the * VLAN ID entry. In that case we cannot clear the
* VFTA bit until all pools/VFs using that VLAN ID have also * VFTA bit until all pools/VFs using that VLAN ID have also
* been cleared. This will be indicated by "bits" being * been cleared. This will be indicated by "bits" being
* zero. * zero.
*/ */
if (bits) { *vfta_delta = 0;
IXGBE_WRITE_REG(hw, IXGBE_VLVF(vlvf_index),
(IXGBE_VLVF_VIEN | vlan));
if ((!vlan_on) && (vfta_changed != NULL)) {
/* someone wants to clear the vfta entry
* but some pools/VFs are still using it.
* Ignore it. */
*vfta_changed = FALSE;
}
} else
IXGBE_WRITE_REG(hw, IXGBE_VLVF(vlvf_index), 0);
}
vlvf_update:
/* record pool change and enable VLAN ID if not already enabled */
IXGBE_WRITE_REG(hw, IXGBE_VLVFB(vlvf_index * 2 + vind / 32), bits);
IXGBE_WRITE_REG(hw, IXGBE_VLVF(vlvf_index), IXGBE_VLVF_VIEN | vlan);
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
* ixgbe_clear_vfta_generic - Clear VLAN filter table * ixgbe_clear_vfta_generic - Clear VLAN filter table
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* *
* Clears the VLAN filer table, and the VMDq index associated with the filter * Clears the VLAN filer table, and the VMDq index associated with the filter
Show All 12 Lines for (offset = 0; offset < IXGBE_VLVF_ENTRIES; offset++) {
IXGBE_WRITE_REG(hw, IXGBE_VLVFB(offset * 2), 0); IXGBE_WRITE_REG(hw, IXGBE_VLVFB(offset * 2), 0);
IXGBE_WRITE_REG(hw, IXGBE_VLVFB((offset * 2) + 1), 0); IXGBE_WRITE_REG(hw, IXGBE_VLVFB((offset * 2) + 1), 0);
} }
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
* ixgbe_need_crosstalk_fix - Determine if we need to do cross talk fix
* @hw: pointer to hardware structure
*
* Contains the logic to identify if we need to verify link for the
* crosstalk fix
**/
static bool ixgbe_need_crosstalk_fix(struct ixgbe_hw *hw)
{
/* Does FW say we need the fix */
if (!hw->need_crosstalk_fix)
return FALSE;
/* Only consider SFP+ PHYs i.e. media type fiber */
switch (hw->mac.ops.get_media_type(hw)) {
case ixgbe_media_type_fiber:
case ixgbe_media_type_fiber_qsfp:
break;
default:
return FALSE;
}
return TRUE;
}
/**
* ixgbe_check_mac_link_generic - Determine link and speed status * ixgbe_check_mac_link_generic - Determine link and speed status
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @speed: pointer to link speed * @speed: pointer to link speed
* @link_up: TRUE when link is up * @link_up: TRUE when link is up
* @link_up_wait_to_complete: bool used to wait for link up or not * @link_up_wait_to_complete: bool used to wait for link up or not
* *
* Reads the links register to determine if link is up and the current speed * Reads the links register to determine if link is up and the current speed
**/ **/
s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, s32 ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
bool *link_up, bool link_up_wait_to_complete) bool *link_up, bool link_up_wait_to_complete)
{ {
u32 links_reg, links_orig; u32 links_reg, links_orig;
u32 i; u32 i;
DEBUGFUNC("ixgbe_check_mac_link_generic"); DEBUGFUNC("ixgbe_check_mac_link_generic");
/* If Crosstalk fix enabled do the sanity check of making sure
* the SFP+ cage is full.
*/
if (ixgbe_need_crosstalk_fix(hw)) {
u32 sfp_cage_full;
switch (hw->mac.type) {
case ixgbe_mac_82599EB:
sfp_cage_full = IXGBE_READ_REG(hw, IXGBE_ESDP) &
IXGBE_ESDP_SDP2;
break;
case ixgbe_mac_X550EM_x:
case ixgbe_mac_X550EM_a:
sfp_cage_full = IXGBE_READ_REG(hw, IXGBE_ESDP) &
IXGBE_ESDP_SDP0;
break;
default:
/* sanity check - No SFP+ devices here */
sfp_cage_full = FALSE;
break;
}
if (!sfp_cage_full) {
*link_up = FALSE;
*speed = IXGBE_LINK_SPEED_UNKNOWN;
return IXGBE_SUCCESS;
}
}
/* clear the old state */ /* clear the old state */
links_orig = IXGBE_READ_REG(hw, IXGBE_LINKS); links_orig = IXGBE_READ_REG(hw, IXGBE_LINKS);
links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS); links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
if (links_orig != links_reg) { if (links_orig != links_reg) {
DEBUGOUT2("LINKS changed from %08X to %08X\n", DEBUGOUT2("LINKS changed from %08X to %08X\n",
links_orig, links_reg); links_orig, links_reg);
Show All 25 Lines if (hw->mac.type >= ixgbe_mac_X550) {
*speed = IXGBE_LINK_SPEED_2_5GB_FULL; *speed = IXGBE_LINK_SPEED_2_5GB_FULL;
} }
break; break;
case IXGBE_LINKS_SPEED_1G_82599: case IXGBE_LINKS_SPEED_1G_82599:
*speed = IXGBE_LINK_SPEED_1GB_FULL; *speed = IXGBE_LINK_SPEED_1GB_FULL;
break; break;
case IXGBE_LINKS_SPEED_100_82599: case IXGBE_LINKS_SPEED_100_82599:
*speed = IXGBE_LINK_SPEED_100_FULL; *speed = IXGBE_LINK_SPEED_100_FULL;
if (hw->mac.type >= ixgbe_mac_X550) { if (hw->mac.type == ixgbe_mac_X550) {
if (links_reg & IXGBE_LINKS_SPEED_NON_STD) if (links_reg & IXGBE_LINKS_SPEED_NON_STD)
*speed = IXGBE_LINK_SPEED_5GB_FULL; *speed = IXGBE_LINK_SPEED_5GB_FULL;
} }
break; break;
case IXGBE_LINKS_SPEED_10_X550EM_A:
*speed = IXGBE_LINK_SPEED_UNKNOWN;
if (hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T ||
hw->device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L) {
*speed = IXGBE_LINK_SPEED_10_FULL;
}
break;
default: default:
*speed = IXGBE_LINK_SPEED_UNKNOWN; *speed = IXGBE_LINK_SPEED_UNKNOWN;
} }
return IXGBE_SUCCESS; return IXGBE_SUCCESS;
} }
/** /**
▲ Show 20 Lines • Show All 101 Lines • ▼ Show 20 Lines
out: out:
return status; return status;
} }
/** /**
* ixgbe_set_mac_anti_spoofing - Enable/Disable MAC anti-spoofing * ixgbe_set_mac_anti_spoofing - Enable/Disable MAC anti-spoofing
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @enable: enable or disable switch for anti-spoofing * @enable: enable or disable switch for MAC anti-spoofing
* @pf: Physical Function pool - do not enable anti-spoofing for the PF * @vf: Virtual Function pool - VF Pool to set for MAC anti-spoofing
* *
**/ **/
void ixgbe_set_mac_anti_spoofing(struct ixgbe_hw *hw, bool enable, int pf) void ixgbe_set_mac_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf)
{ {
int j; int vf_target_reg = vf >> 3;
int pf_target_reg = pf >> 3; int vf_target_shift = vf % 8;
int pf_target_shift = pf % 8; u32 pfvfspoof;
u32 pfvfspoof = 0;
if (hw->mac.type == ixgbe_mac_82598EB) if (hw->mac.type == ixgbe_mac_82598EB)
return; return;
pfvfspoof = IXGBE_READ_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg));
if (enable) if (enable)
pfvfspoof = IXGBE_SPOOF_MACAS_MASK; pfvfspoof |= (1 << vf_target_shift);
else
/* pfvfspoof &= ~(1 << vf_target_shift);
* PFVFSPOOF register array is size 8 with 8 bits assigned to IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), pfvfspoof);
* MAC anti-spoof enables in each register array element.
*/
for (j = 0; j < pf_target_reg; j++)
IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(j), pfvfspoof);
/*
* The PF should be allowed to spoof so that it can support
* emulation mode NICs. Do not set the bits assigned to the PF
*/
pfvfspoof &= (1 << pf_target_shift) - 1;
IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(j), pfvfspoof);
/*
* Remaining pools belong to the PF so they do not need to have
* anti-spoofing enabled.
*/
for (j++; j < IXGBE_PFVFSPOOF_REG_COUNT; j++)
IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(j), 0);
} }
/** /**
* ixgbe_set_vlan_anti_spoofing - Enable/Disable VLAN anti-spoofing * ixgbe_set_vlan_anti_spoofing - Enable/Disable VLAN anti-spoofing
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @enable: enable or disable switch for VLAN anti-spoofing * @enable: enable or disable switch for VLAN anti-spoofing
* @vf: Virtual Function pool - VF Pool to set for VLAN anti-spoofing * @vf: Virtual Function pool - VF Pool to set for VLAN anti-spoofing
* *
▲ Show 20 Lines • Show All 79 Lines • ▼ Show 20 Linesu8 ixgbe_calculate_checksum(u8 *buffer, u32 length)
for (i = 0; i < length; i++) for (i = 0; i < length; i++)
sum += buffer[i]; sum += buffer[i];
return (u8) (0 - sum); return (u8) (0 - sum);
} }
/** /**
* ixgbe_host_interface_command - Issue command to manageability block * ixgbe_hic_unlocked - Issue command to manageability block unlocked
* @hw: pointer to the HW structure * @hw: pointer to the HW structure
* @buffer: contains the command to write and where the return status will * @buffer: command to write and where the return status will be placed
* be placed
* @length: length of buffer, must be multiple of 4 bytes * @length: length of buffer, must be multiple of 4 bytes
* @timeout: time in ms to wait for command completion * @timeout: time in ms to wait for command completion
* @return_data: read and return data from the buffer (TRUE) or not (FALSE)
* Needed because FW structures are big endian and decoding of
* these fields can be 8 bit or 16 bit based on command. Decoding
* is not easily understood without making a table of commands.
* So we will leave this up to the caller to read back the data
* in these cases.
* *
* Communicates with the manageability block. On success return IXGBE_SUCCESS * Communicates with the manageability block. On success return IXGBE_SUCCESS
* else return IXGBE_ERR_HOST_INTERFACE_COMMAND. * else returns semaphore error when encountering an error acquiring
* semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails.
*
* This function assumes that the IXGBE_GSSR_SW_MNG_SM semaphore is held
* by the caller.
**/ **/
s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer, s32 ixgbe_hic_unlocked(struct ixgbe_hw *hw, u32 *buffer, u32 length,
u32 length, u32 timeout, bool return_data) u32 timeout)
{ {
u32 hicr, i, bi, fwsts; u32 hicr, i, fwsts;
u32 hdr_size = sizeof(struct ixgbe_hic_hdr);
u16 buf_len;
u16 dword_len; u16 dword_len;
DEBUGFUNC("ixgbe_host_interface_command"); DEBUGFUNC("ixgbe_hic_unlocked");
if (length == 0 || length > IXGBE_HI_MAX_BLOCK_BYTE_LENGTH) { if (!length || length > IXGBE_HI_MAX_BLOCK_BYTE_LENGTH) {
DEBUGOUT1("Buffer length failure buffersize=%d.\n", length); DEBUGOUT1("Buffer length failure buffersize=%d.\n", length);
return IXGBE_ERR_HOST_INTERFACE_COMMAND; return IXGBE_ERR_HOST_INTERFACE_COMMAND;
} }
/* Set bit 9 of FWSTS clearing FW reset indication */ /* Set bit 9 of FWSTS clearing FW reset indication */
fwsts = IXGBE_READ_REG(hw, IXGBE_FWSTS); fwsts = IXGBE_READ_REG(hw, IXGBE_FWSTS);
IXGBE_WRITE_REG(hw, IXGBE_FWSTS, fwsts | IXGBE_FWSTS_FWRI); IXGBE_WRITE_REG(hw, IXGBE_FWSTS, fwsts | IXGBE_FWSTS_FWRI);
/* Check that the host interface is enabled. */ /* Check that the host interface is enabled. */
hicr = IXGBE_READ_REG(hw, IXGBE_HICR); hicr = IXGBE_READ_REG(hw, IXGBE_HICR);
if ((hicr & IXGBE_HICR_EN) == 0) { if (!(hicr & IXGBE_HICR_EN)) {
DEBUGOUT("IXGBE_HOST_EN bit disabled.\n"); DEBUGOUT("IXGBE_HOST_EN bit disabled.\n");
return IXGBE_ERR_HOST_INTERFACE_COMMAND; return IXGBE_ERR_HOST_INTERFACE_COMMAND;
} }
/* Calculate length in DWORDs. We must be DWORD aligned */ /* Calculate length in DWORDs. We must be DWORD aligned */
if ((length % (sizeof(u32))) != 0) { if (length % sizeof(u32)) {
DEBUGOUT("Buffer length failure, not aligned to dword"); DEBUGOUT("Buffer length failure, not aligned to dword");
return IXGBE_ERR_INVALID_ARGUMENT; return IXGBE_ERR_INVALID_ARGUMENT;
} }
dword_len = length >> 2; dword_len = length >> 2;
/* The device driver writes the relevant command block /* The device driver writes the relevant command block
* into the ram area. * into the ram area.
*/ */
for (i = 0; i < dword_len; i++) for (i = 0; i < dword_len; i++)
IXGBE_WRITE_REG_ARRAY(hw, IXGBE_FLEX_MNG, IXGBE_WRITE_REG_ARRAY(hw, IXGBE_FLEX_MNG,
i, IXGBE_CPU_TO_LE32(buffer[i])); i, IXGBE_CPU_TO_LE32(buffer[i]));
/* Setting this bit tells the ARC that a new command is pending. */ /* Setting this bit tells the ARC that a new command is pending. */
IXGBE_WRITE_REG(hw, IXGBE_HICR, hicr | IXGBE_HICR_C); IXGBE_WRITE_REG(hw, IXGBE_HICR, hicr | IXGBE_HICR_C);
for (i = 0; i < timeout; i++) { for (i = 0; i < timeout; i++) {
hicr = IXGBE_READ_REG(hw, IXGBE_HICR); hicr = IXGBE_READ_REG(hw, IXGBE_HICR);
if (!(hicr & IXGBE_HICR_C)) if (!(hicr & IXGBE_HICR_C))
break; break;
msec_delay(1); msec_delay(1);
} }
/* Check command completion */ /* Check command completion */
if ((timeout != 0 && i == timeout) || if ((timeout && i == timeout) ||
!(IXGBE_READ_REG(hw, IXGBE_HICR) & IXGBE_HICR_SV)) { !(IXGBE_READ_REG(hw, IXGBE_HICR) & IXGBE_HICR_SV)) {
ERROR_REPORT1(IXGBE_ERROR_CAUTION, ERROR_REPORT1(IXGBE_ERROR_CAUTION,
"Command has failed with no status valid.\n"); "Command has failed with no status valid.\n");
return IXGBE_ERR_HOST_INTERFACE_COMMAND; return IXGBE_ERR_HOST_INTERFACE_COMMAND;
} }
return IXGBE_SUCCESS;
}
/**
* ixgbe_host_interface_command - Issue command to manageability block
* @hw: pointer to the HW structure
* @buffer: contains the command to write and where the return status will
* be placed
* @length: length of buffer, must be multiple of 4 bytes
* @timeout: time in ms to wait for command completion
* @return_data: read and return data from the buffer (TRUE) or not (FALSE)
* Needed because FW structures are big endian and decoding of
* these fields can be 8 bit or 16 bit based on command. Decoding
* is not easily understood without making a table of commands.
* So we will leave this up to the caller to read back the data
* in these cases.
*
* Communicates with the manageability block. On success return IXGBE_SUCCESS
* else returns semaphore error when encountering an error acquiring
* semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails.
**/
s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer,
u32 length, u32 timeout, bool return_data)
{
u32 hdr_size = sizeof(struct ixgbe_hic_hdr);
u16 dword_len;
u16 buf_len;
s32 status;
u32 bi;
DEBUGFUNC("ixgbe_host_interface_command");
if (length == 0 || length > IXGBE_HI_MAX_BLOCK_BYTE_LENGTH) {
DEBUGOUT1("Buffer length failure buffersize=%d.\n", length);
return IXGBE_ERR_HOST_INTERFACE_COMMAND;
}
/* Take management host interface semaphore */
status = hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_SW_MNG_SM);
if (status)
return status;
status = ixgbe_hic_unlocked(hw, buffer, length, timeout);
if (status)
goto rel_out;
if (!return_data) if (!return_data)
return 0; goto rel_out;
/* Calculate length in DWORDs */ /* Calculate length in DWORDs */
dword_len = hdr_size >> 2; dword_len = hdr_size >> 2;
/* first pull in the header so we know the buffer length */ /* first pull in the header so we know the buffer length */
for (bi = 0; bi < dword_len; bi++) { for (bi = 0; bi < dword_len; bi++) {
buffer[bi] = IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG, bi); buffer[bi] = IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG, bi);
IXGBE_LE32_TO_CPUS(&buffer[bi]); IXGBE_LE32_TO_CPUS(&buffer[bi]);
} }
/* If there is any thing in data position pull it in */ /* If there is any thing in data position pull it in */
buf_len = ((struct ixgbe_hic_hdr *)buffer)->buf_len; buf_len = ((struct ixgbe_hic_hdr *)buffer)->buf_len;
if (buf_len == 0) if (!buf_len)
return 0; goto rel_out;
if (length < buf_len + hdr_size) { if (length < buf_len + hdr_size) {
DEBUGOUT("Buffer not large enough for reply message.\n"); DEBUGOUT("Buffer not large enough for reply message.\n");
return IXGBE_ERR_HOST_INTERFACE_COMMAND; status = IXGBE_ERR_HOST_INTERFACE_COMMAND;
goto rel_out;
} }
/* Calculate length in DWORDs, add 3 for odd lengths */ /* Calculate length in DWORDs, add 3 for odd lengths */
dword_len = (buf_len + 3) >> 2; dword_len = (buf_len + 3) >> 2;
/* Pull in the rest of the buffer (bi is where we left off) */ /* Pull in the rest of the buffer (bi is where we left off) */
for (; bi <= dword_len; bi++) { for (; bi <= dword_len; bi++) {
buffer[bi] = IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG, bi); buffer[bi] = IXGBE_READ_REG_ARRAY(hw, IXGBE_FLEX_MNG, bi);
IXGBE_LE32_TO_CPUS(&buffer[bi]); IXGBE_LE32_TO_CPUS(&buffer[bi]);
} }
return 0; rel_out:
hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_SW_MNG_SM);
return status;
} }
/** /**
* ixgbe_set_fw_drv_ver_generic - Sends driver version to firmware * ixgbe_set_fw_drv_ver_generic - Sends driver version to firmware
* @hw: pointer to the HW structure * @hw: pointer to the HW structure
* @maj: driver version major number * @maj: driver version major number
* @min: driver version minor number * @min: driver version minor number
* @build: driver version build number * @build: driver version build number
* @sub: driver version sub build number * @sub: driver version sub build number
* *
* Sends driver version number to firmware through the manageability * Sends driver version number to firmware through the manageability
* block. On success return IXGBE_SUCCESS * block. On success return IXGBE_SUCCESS
* else returns IXGBE_ERR_SWFW_SYNC when encountering an error acquiring * else returns IXGBE_ERR_SWFW_SYNC when encountering an error acquiring
* semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails. * semaphore or IXGBE_ERR_HOST_INTERFACE_COMMAND when command fails.
**/ **/
s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min, s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
u8 build, u8 sub) u8 build, u8 sub, u16 len,
const char *driver_ver)
{ {
struct ixgbe_hic_drv_info fw_cmd; struct ixgbe_hic_drv_info fw_cmd;
int i; int i;
s32 ret_val = IXGBE_SUCCESS; s32 ret_val = IXGBE_SUCCESS;
DEBUGFUNC("ixgbe_set_fw_drv_ver_generic"); DEBUGFUNC("ixgbe_set_fw_drv_ver_generic");
UNREFERENCED_2PARAMETER(len, driver_ver);
if (hw->mac.ops.acquire_swfw_sync(hw, IXGBE_GSSR_SW_MNG_SM)
!= IXGBE_SUCCESS) {
ret_val = IXGBE_ERR_SWFW_SYNC;
goto out;
}
fw_cmd.hdr.cmd = FW_CEM_CMD_DRIVER_INFO; fw_cmd.hdr.cmd = FW_CEM_CMD_DRIVER_INFO;
fw_cmd.hdr.buf_len = FW_CEM_CMD_DRIVER_INFO_LEN; fw_cmd.hdr.buf_len = FW_CEM_CMD_DRIVER_INFO_LEN;
fw_cmd.hdr.cmd_or_resp.cmd_resv = FW_CEM_CMD_RESERVED; fw_cmd.hdr.cmd_or_resp.cmd_resv = FW_CEM_CMD_RESERVED;
fw_cmd.port_num = (u8)hw->bus.func; fw_cmd.port_num = (u8)hw->bus.func;
fw_cmd.ver_maj = maj; fw_cmd.ver_maj = maj;
fw_cmd.ver_min = min; fw_cmd.ver_min = min;
fw_cmd.ver_build = build; fw_cmd.ver_build = build;
fw_cmd.ver_sub = sub; fw_cmd.ver_sub = sub;
Show All 15 Lines if (fw_cmd.hdr.cmd_or_resp.ret_status ==
FW_CEM_RESP_STATUS_SUCCESS) FW_CEM_RESP_STATUS_SUCCESS)
ret_val = IXGBE_SUCCESS; ret_val = IXGBE_SUCCESS;
else else
ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND; ret_val = IXGBE_ERR_HOST_INTERFACE_COMMAND;
break; break;
} }
hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_SW_MNG_SM);
out:
return ret_val; return ret_val;
} }
/** /**
* ixgbe_set_rxpba_generic - Initialize Rx packet buffer * ixgbe_set_rxpba_generic - Initialize Rx packet buffer
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @num_pb: number of packet buffers to allocate * @num_pb: number of packet buffers to allocate
* @headroom: reserve n KB of headroom * @headroom: reserve n KB of headroom
▲ Show 20 Lines • Show All 107 Lines • ▼ Show 20 Linesout:
IXGBE_WRITE_FLUSH(hw); IXGBE_WRITE_FLUSH(hw);
usec_delay(20); usec_delay(20);
/* restore previous register values */ /* restore previous register values */
IXGBE_WRITE_REG(hw, IXGBE_GCR_EXT, gcr_ext); IXGBE_WRITE_REG(hw, IXGBE_GCR_EXT, gcr_ext);
IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0); IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0);
} }
/**
* ixgbe_bypass_rw_generic - Bit bang data into by_pass FW
*
* @hw: pointer to hardware structure
* @cmd: Command we send to the FW
* @status: The reply from the FW
*
* Bit-bangs the cmd to the by_pass FW status points to what is returned.
**/
#define IXGBE_BYPASS_BB_WAIT 1
s32 ixgbe_bypass_rw_generic(struct ixgbe_hw *hw, u32 cmd, u32 *status)
{
int i;
u32 sck, sdi, sdo, dir_sck, dir_sdi, dir_sdo;
u32 esdp;
if (!status)
return IXGBE_ERR_PARAM;
*status = 0;
/* SDP vary by MAC type */
switch (hw->mac.type) {
case ixgbe_mac_82599EB:
sck = IXGBE_ESDP_SDP7;
sdi = IXGBE_ESDP_SDP0;
sdo = IXGBE_ESDP_SDP6;
dir_sck = IXGBE_ESDP_SDP7_DIR;
dir_sdi = IXGBE_ESDP_SDP0_DIR;
dir_sdo = IXGBE_ESDP_SDP6_DIR;
break;
case ixgbe_mac_X540:
sck = IXGBE_ESDP_SDP2;
sdi = IXGBE_ESDP_SDP0;
sdo = IXGBE_ESDP_SDP1;
dir_sck = IXGBE_ESDP_SDP2_DIR;
dir_sdi = IXGBE_ESDP_SDP0_DIR;
dir_sdo = IXGBE_ESDP_SDP1_DIR;
break;
default:
return IXGBE_ERR_DEVICE_NOT_SUPPORTED;
}
/* Set SDP pins direction */
esdp = IXGBE_READ_REG(hw, IXGBE_ESDP);
esdp |= dir_sck; /* SCK as output */
esdp |= dir_sdi; /* SDI as output */
esdp &= ~dir_sdo; /* SDO as input */
esdp |= sck;
esdp |= sdi;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
/* Generate start condition */
esdp &= ~sdi;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
esdp &= ~sck;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
/* Clock out the new control word and clock in the status */
for (i = 0; i < 32; i++) {
if ((cmd >> (31 - i)) & 0x01) {
esdp |= sdi;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
} else {
esdp &= ~sdi;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
}
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
esdp |= sck;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
esdp &= ~sck;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
esdp = IXGBE_READ_REG(hw, IXGBE_ESDP);
if (esdp & sdo)
*status = (*status << 1) | 0x01;
else
*status = (*status << 1) | 0x00;
msec_delay(IXGBE_BYPASS_BB_WAIT);
}
/* stop condition */
esdp |= sck;
esdp &= ~sdi;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
msec_delay(IXGBE_BYPASS_BB_WAIT);
esdp |= sdi;
IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
IXGBE_WRITE_FLUSH(hw);
/* set the page bits to match the cmd that the status it belongs to */
*status = (*status & 0x3fffffff) | (cmd & 0xc0000000);
return IXGBE_SUCCESS;
}
/** /**
* ixgbe_bypass_valid_rd_generic - Verify valid return from bit-bang.
*
* If we send a write we can't be sure it took until we can read back
* that same register. It can be a problem as some of the feilds may
* for valid reasons change inbetween the time wrote the register and
* we read it again to verify. So this function check everything we
* can check and then assumes it worked.
*
* @u32 in_reg - The register cmd for the bit-bang read.
* @u32 out_reg - The register returned from a bit-bang read.
**/
bool ixgbe_bypass_valid_rd_generic(u32 in_reg, u32 out_reg)
{
u32 mask;
/* Page must match for all control pages */
if ((in_reg & BYPASS_PAGE_M) != (out_reg & BYPASS_PAGE_M))
return FALSE;
switch (in_reg & BYPASS_PAGE_M) {
case BYPASS_PAGE_CTL0:
/* All the following can't change since the last write
* - All the event actions
* - The timeout value
*/
mask = BYPASS_AUX_ON_M | BYPASS_MAIN_ON_M |
BYPASS_MAIN_OFF_M | BYPASS_AUX_OFF_M |
BYPASS_WDTIMEOUT_M |
BYPASS_WDT_VALUE_M;
if ((out_reg & mask) != (in_reg & mask))
return FALSE;
/* 0x0 is never a valid value for bypass status */
if (!(out_reg & BYPASS_STATUS_OFF_M))
return FALSE;
break;
case BYPASS_PAGE_CTL1:
/* All the following can't change since the last write
* - time valid bit
* - time we last sent
*/
mask = BYPASS_CTL1_VALID_M | BYPASS_CTL1_TIME_M;
if ((out_reg & mask) != (in_reg & mask))
return FALSE;
break;
case BYPASS_PAGE_CTL2:
/* All we can check in this page is control number
* which is already done above.
*/
break;
}
/* We are as sure as we can be return TRUE */
return TRUE;
}
/**
* ixgbe_bypass_set_generic - Set a bypass field in the FW CTRL Regiter.
*
* @hw: pointer to hardware structure
* @cmd: The control word we are setting.
* @event: The event we are setting in the FW. This also happens to
* be the mask for the event we are setting (handy)
* @action: The action we set the event to in the FW. This is in a
* bit field that happens to be what we want to put in
* the event spot (also handy)
**/
s32 ixgbe_bypass_set_generic(struct ixgbe_hw *hw, u32 ctrl, u32 event,
u32 action)
{
u32 by_ctl = 0;
u32 cmd, verify;
u32 count = 0;
/* Get current values */
cmd = ctrl; /* just reading only need control number */
if (ixgbe_bypass_rw_generic(hw, cmd, &by_ctl))
return IXGBE_ERR_INVALID_ARGUMENT;
/* Set to new action */
cmd = (by_ctl & ~event) | BYPASS_WE | action;
if (ixgbe_bypass_rw_generic(hw, cmd, &by_ctl))
return IXGBE_ERR_INVALID_ARGUMENT;
/* Page 0 force a FW eeprom write which is slow so verify */
if ((cmd & BYPASS_PAGE_M) == BYPASS_PAGE_CTL0) {
verify = BYPASS_PAGE_CTL0;
do {
if (count++ > 5)
return IXGBE_BYPASS_FW_WRITE_FAILURE;
if (ixgbe_bypass_rw_generic(hw, verify, &by_ctl))
return IXGBE_ERR_INVALID_ARGUMENT;
} while (!ixgbe_bypass_valid_rd_generic(cmd, by_ctl));
} else {
/* We have give the FW time for the write to stick */
msec_delay(100);
}
return IXGBE_SUCCESS;
}
/**
* ixgbe_bypass_rd_eep_generic - Read the bypass FW eeprom addres.
*
* @hw: pointer to hardware structure
* @addr: The bypass eeprom address to read.
* @value: The 8b of data at the address above.
**/
s32 ixgbe_bypass_rd_eep_generic(struct ixgbe_hw *hw, u32 addr, u8 *value)
{
u32 cmd;
u32 status;
/* send the request */
cmd = BYPASS_PAGE_CTL2 | BYPASS_WE;
cmd |= (addr << BYPASS_CTL2_OFFSET_SHIFT) & BYPASS_CTL2_OFFSET_M;
if (ixgbe_bypass_rw_generic(hw, cmd, &status))
return IXGBE_ERR_INVALID_ARGUMENT;
/* We have give the FW time for the write to stick */
msec_delay(100);
/* now read the results */
cmd &= ~BYPASS_WE;
if (ixgbe_bypass_rw_generic(hw, cmd, &status))
return IXGBE_ERR_INVALID_ARGUMENT;
*value = status & BYPASS_CTL2_DATA_M;
return IXGBE_SUCCESS;
}
/**
* ixgbe_dcb_get_rtrup2tc_generic - read rtrup2tc reg * ixgbe_dcb_get_rtrup2tc_generic - read rtrup2tc reg
* @hw: pointer to hardware structure * @hw: pointer to hardware structure
* @map: pointer to u8 arr for returning map * @map: pointer to u8 arr for returning map
* *
* Read the rtrup2tc HW register and resolve its content into map * Read the rtrup2tc HW register and resolve its content into map
**/ **/
void ixgbe_dcb_get_rtrup2tc_generic(struct ixgbe_hw *hw, u8 *map) void ixgbe_dcb_get_rtrup2tc_generic(struct ixgbe_hw *hw, u8 *map)
{ {
▲ Show 20 Lines • Show All 119 Lines • ▼ Show 20 Liness32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
/* Try each speed one by one, highest priority first. We do this in /* Try each speed one by one, highest priority first. We do this in
* software because 10Gb fiber doesn't support speed autonegotiation. * software because 10Gb fiber doesn't support speed autonegotiation.
*/ */
if (speed & IXGBE_LINK_SPEED_10GB_FULL) { if (speed & IXGBE_LINK_SPEED_10GB_FULL) {
speedcnt++; speedcnt++;
highest_link_speed = IXGBE_LINK_SPEED_10GB_FULL; highest_link_speed = IXGBE_LINK_SPEED_10GB_FULL;
/* If we already have link at this speed, just jump out */
status = ixgbe_check_link(hw, &link_speed, &link_up, FALSE);
if (status != IXGBE_SUCCESS)
return status;
if ((link_speed == IXGBE_LINK_SPEED_10GB_FULL) && link_up)
goto out;
/* Set the module link speed */ /* Set the module link speed */
switch (hw->phy.media_type) { switch (hw->phy.media_type) {
case ixgbe_media_type_fiber_fixed: case ixgbe_media_type_fiber_fixed:
case ixgbe_media_type_fiber: case ixgbe_media_type_fiber:
ixgbe_set_rate_select_speed(hw, ixgbe_set_rate_select_speed(hw,
IXGBE_LINK_SPEED_10GB_FULL); IXGBE_LINK_SPEED_10GB_FULL);
break; break;
case ixgbe_media_type_fiber_qsfp: case ixgbe_media_type_fiber_qsfp:
Show All 34 Lines for (i = 0; i < 5; i++) {
goto out; goto out;
} }
} }
if (speed & IXGBE_LINK_SPEED_1GB_FULL) { if (speed & IXGBE_LINK_SPEED_1GB_FULL) {
speedcnt++; speedcnt++;
if (highest_link_speed == IXGBE_LINK_SPEED_UNKNOWN) if (highest_link_speed == IXGBE_LINK_SPEED_UNKNOWN)
highest_link_speed = IXGBE_LINK_SPEED_1GB_FULL; highest_link_speed = IXGBE_LINK_SPEED_1GB_FULL;
/* If we already have link at this speed, just jump out */
status = ixgbe_check_link(hw, &link_speed, &link_up, FALSE);
if (status != IXGBE_SUCCESS)
return status;
if ((link_speed == IXGBE_LINK_SPEED_1GB_FULL) && link_up)
goto out;
/* Set the module link speed */ /* Set the module link speed */
switch (hw->phy.media_type) { switch (hw->phy.media_type) {
case ixgbe_media_type_fiber_fixed: case ixgbe_media_type_fiber_fixed:
case ixgbe_media_type_fiber: case ixgbe_media_type_fiber:
ixgbe_set_rate_select_speed(hw, ixgbe_set_rate_select_speed(hw,
IXGBE_LINK_SPEED_1GB_FULL); IXGBE_LINK_SPEED_1GB_FULL);
break; break;
▲ Show 20 Lines • Show All 120 Lines • Show Last 20 Lines