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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-04-07 07:42:33 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-10 20:03:27 -0700
commitdee1ad47f2ee75f5146d83ca757c1b7861c34c3b (patch)
tree47cbdefe3d0f9b729724e378ad6a96eaddfd5fbc /drivers/net/ixgbe/ixgbe_82598.c
parentf7917c009c28c941ba151ee66f04dc7f6a2e1e0b (diff)
downloadop-kernel-dev-dee1ad47f2ee75f5146d83ca757c1b7861c34c3b.zip
op-kernel-dev-dee1ad47f2ee75f5146d83ca757c1b7861c34c3b.tar.gz
intel: Move the Intel wired LAN drivers
Moves the Intel wired LAN drivers into drivers/net/ethernet/intel/ and the necessary Kconfig and Makefile changes. Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_82598.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_82598.c1353
1 files changed, 0 insertions, 1353 deletions
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
deleted file mode 100644
index 0d4e382..0000000
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ /dev/null
@@ -1,1353 +0,0 @@
-/*******************************************************************************
-
- Intel 10 Gigabit PCI Express Linux driver
- Copyright(c) 1999 - 2011 Intel Corporation.
-
- This program is free software; you can redistribute it and/or modify it
- under the terms and conditions of the GNU General Public License,
- version 2, as published by the Free Software Foundation.
-
- This program is distributed in the hope it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- more details.
-
- You should have received a copy of the GNU General Public License along with
- this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
-
- The full GNU General Public License is included in this distribution in
- the file called "COPYING".
-
- Contact Information:
- e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
- Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
-
-*******************************************************************************/
-
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/sched.h>
-
-#include "ixgbe.h"
-#include "ixgbe_phy.h"
-
-#define IXGBE_82598_MAX_TX_QUEUES 32
-#define IXGBE_82598_MAX_RX_QUEUES 64
-#define IXGBE_82598_RAR_ENTRIES 16
-#define IXGBE_82598_MC_TBL_SIZE 128
-#define IXGBE_82598_VFT_TBL_SIZE 128
-#define IXGBE_82598_RX_PB_SIZE 512
-
-static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw,
- ixgbe_link_speed speed,
- bool autoneg,
- bool autoneg_wait_to_complete);
-static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset,
- u8 *eeprom_data);
-
-/**
- * ixgbe_set_pcie_completion_timeout - set pci-e completion timeout
- * @hw: pointer to the HW structure
- *
- * The defaults for 82598 should be in the range of 50us to 50ms,
- * however the hardware default for these parts is 500us to 1ms which is less
- * than the 10ms recommended by the pci-e spec. To address this we need to
- * increase the value to either 10ms to 250ms for capability version 1 config,
- * or 16ms to 55ms for version 2.
- **/
-static void ixgbe_set_pcie_completion_timeout(struct ixgbe_hw *hw)
-{
- struct ixgbe_adapter *adapter = hw->back;
- u32 gcr = IXGBE_READ_REG(hw, IXGBE_GCR);
- u16 pcie_devctl2;
-
- /* only take action if timeout value is defaulted to 0 */
- if (gcr & IXGBE_GCR_CMPL_TMOUT_MASK)
- goto out;
-
- /*
- * if capababilities version is type 1 we can write the
- * timeout of 10ms to 250ms through the GCR register
- */
- if (!(gcr & IXGBE_GCR_CAP_VER2)) {
- gcr |= IXGBE_GCR_CMPL_TMOUT_10ms;
- goto out;
- }
-
- /*
- * for version 2 capabilities we need to write the config space
- * directly in order to set the completion timeout value for
- * 16ms to 55ms
- */
- pci_read_config_word(adapter->pdev,
- IXGBE_PCI_DEVICE_CONTROL2, &pcie_devctl2);
- pcie_devctl2 |= IXGBE_PCI_DEVICE_CONTROL2_16ms;
- pci_write_config_word(adapter->pdev,
- IXGBE_PCI_DEVICE_CONTROL2, pcie_devctl2);
-out:
- /* disable completion timeout resend */
- gcr &= ~IXGBE_GCR_CMPL_TMOUT_RESEND;
- IXGBE_WRITE_REG(hw, IXGBE_GCR, gcr);
-}
-
-/**
- * ixgbe_get_pcie_msix_count_82598 - Gets MSI-X vector count
- * @hw: pointer to hardware structure
- *
- * Read PCIe configuration space, and get the MSI-X vector count from
- * the capabilities table.
- **/
-static u16 ixgbe_get_pcie_msix_count_82598(struct ixgbe_hw *hw)
-{
- struct ixgbe_adapter *adapter = hw->back;
- u16 msix_count;
- pci_read_config_word(adapter->pdev, IXGBE_PCIE_MSIX_82598_CAPS,
- &msix_count);
- msix_count &= IXGBE_PCIE_MSIX_TBL_SZ_MASK;
-
- /* MSI-X count is zero-based in HW, so increment to give proper value */
- msix_count++;
-
- return msix_count;
-}
-
-/**
- */
-static s32 ixgbe_get_invariants_82598(struct ixgbe_hw *hw)
-{
- struct ixgbe_mac_info *mac = &hw->mac;
-
- /* Call PHY identify routine to get the phy type */
- ixgbe_identify_phy_generic(hw);
-
- mac->mcft_size = IXGBE_82598_MC_TBL_SIZE;
- mac->vft_size = IXGBE_82598_VFT_TBL_SIZE;
- mac->num_rar_entries = IXGBE_82598_RAR_ENTRIES;
- mac->max_rx_queues = IXGBE_82598_MAX_RX_QUEUES;
- mac->max_tx_queues = IXGBE_82598_MAX_TX_QUEUES;
- mac->max_msix_vectors = ixgbe_get_pcie_msix_count_82598(hw);
-
- return 0;
-}
-
-/**
- * ixgbe_init_phy_ops_82598 - PHY/SFP specific init
- * @hw: pointer to hardware structure
- *
- * Initialize any function pointers that were not able to be
- * set during get_invariants because the PHY/SFP type was
- * not known. Perform the SFP init if necessary.
- *
- **/
-static s32 ixgbe_init_phy_ops_82598(struct ixgbe_hw *hw)
-{
- struct ixgbe_mac_info *mac = &hw->mac;
- struct ixgbe_phy_info *phy = &hw->phy;
- s32 ret_val = 0;
- u16 list_offset, data_offset;
-
- /* Identify the PHY */
- phy->ops.identify(hw);
-
- /* Overwrite the link function pointers if copper PHY */
- if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper) {
- mac->ops.setup_link = &ixgbe_setup_copper_link_82598;
- mac->ops.get_link_capabilities =
- &ixgbe_get_copper_link_capabilities_generic;
- }
-
- switch (hw->phy.type) {
- case ixgbe_phy_tn:
- phy->ops.setup_link = &ixgbe_setup_phy_link_tnx;
- phy->ops.check_link = &ixgbe_check_phy_link_tnx;
- phy->ops.get_firmware_version =
- &ixgbe_get_phy_firmware_version_tnx;
- break;
- case ixgbe_phy_nl:
- phy->ops.reset = &ixgbe_reset_phy_nl;
-
- /* Call SFP+ identify routine to get the SFP+ module type */
- ret_val = phy->ops.identify_sfp(hw);
- if (ret_val != 0)
- goto out;
- else if (hw->phy.sfp_type == ixgbe_sfp_type_unknown) {
- ret_val = IXGBE_ERR_SFP_NOT_SUPPORTED;
- goto out;
- }
-
- /* Check to see if SFP+ module is supported */
- ret_val = ixgbe_get_sfp_init_sequence_offsets(hw,
- &list_offset,
- &data_offset);
- if (ret_val != 0) {
- ret_val = IXGBE_ERR_SFP_NOT_SUPPORTED;
- goto out;
- }
- break;
- default:
- break;
- }
-
-out:
- return ret_val;
-}
-
-/**
- * ixgbe_start_hw_82598 - Prepare hardware for Tx/Rx
- * @hw: pointer to hardware structure
- *
- * Starts the hardware using the generic start_hw function.
- * Disables relaxed ordering Then set pcie completion timeout
- *
- **/
-static s32 ixgbe_start_hw_82598(struct ixgbe_hw *hw)
-{
- u32 regval;
- u32 i;
- s32 ret_val = 0;
-
- ret_val = ixgbe_start_hw_generic(hw);
-
- /* Disable relaxed ordering */
- for (i = 0; ((i < hw->mac.max_tx_queues) &&
- (i < IXGBE_DCA_MAX_QUEUES_82598)); i++) {
- regval = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
- regval &= ~IXGBE_DCA_TXCTRL_TX_WB_RO_EN;
- IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(i), regval);
- }
-
- for (i = 0; ((i < hw->mac.max_rx_queues) &&
- (i < IXGBE_DCA_MAX_QUEUES_82598)); i++) {
- regval = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
- regval &= ~(IXGBE_DCA_RXCTRL_DESC_WRO_EN |
- IXGBE_DCA_RXCTRL_DESC_HSRO_EN);
- IXGBE_WRITE_REG(hw, IXGBE_DCA_RXCTRL(i), regval);
- }
-
- hw->mac.rx_pb_size = IXGBE_82598_RX_PB_SIZE;
-
- /* set the completion timeout for interface */
- if (ret_val == 0)
- ixgbe_set_pcie_completion_timeout(hw);
-
- return ret_val;
-}
-
-/**
- * ixgbe_get_link_capabilities_82598 - Determines link capabilities
- * @hw: pointer to hardware structure
- * @speed: pointer to link speed
- * @autoneg: boolean auto-negotiation value
- *
- * Determines the link capabilities by reading the AUTOC register.
- **/
-static s32 ixgbe_get_link_capabilities_82598(struct ixgbe_hw *hw,
- ixgbe_link_speed *speed,
- bool *autoneg)
-{
- s32 status = 0;
- u32 autoc = 0;
-
- /*
- * Determine link capabilities based on the stored value of AUTOC,
- * which represents EEPROM defaults. If AUTOC value has not been
- * stored, use the current register value.
- */
- if (hw->mac.orig_link_settings_stored)
- autoc = hw->mac.orig_autoc;
- else
- autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
-
- switch (autoc & IXGBE_AUTOC_LMS_MASK) {
- case IXGBE_AUTOC_LMS_1G_LINK_NO_AN:
- *speed = IXGBE_LINK_SPEED_1GB_FULL;
- *autoneg = false;
- break;
-
- case IXGBE_AUTOC_LMS_10G_LINK_NO_AN:
- *speed = IXGBE_LINK_SPEED_10GB_FULL;
- *autoneg = false;
- break;
-
- case IXGBE_AUTOC_LMS_1G_AN:
- *speed = IXGBE_LINK_SPEED_1GB_FULL;
- *autoneg = true;
- break;
-
- case IXGBE_AUTOC_LMS_KX4_AN:
- case IXGBE_AUTOC_LMS_KX4_AN_1G_AN:
- *speed = IXGBE_LINK_SPEED_UNKNOWN;
- if (autoc & IXGBE_AUTOC_KX4_SUPP)
- *speed |= IXGBE_LINK_SPEED_10GB_FULL;
- if (autoc & IXGBE_AUTOC_KX_SUPP)
- *speed |= IXGBE_LINK_SPEED_1GB_FULL;
- *autoneg = true;
- break;
-
- default:
- status = IXGBE_ERR_LINK_SETUP;
- break;
- }
-
- return status;
-}
-
-/**
- * ixgbe_get_media_type_82598 - Determines media type
- * @hw: pointer to hardware structure
- *
- * Returns the media type (fiber, copper, backplane)
- **/
-static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw)
-{
- enum ixgbe_media_type media_type;
-
- /* Detect if there is a copper PHY attached. */
- switch (hw->phy.type) {
- case ixgbe_phy_cu_unknown:
- case ixgbe_phy_tn:
- case ixgbe_phy_aq:
- media_type = ixgbe_media_type_copper;
- goto out;
- default:
- break;
- }
-
- /* Media type for I82598 is based on device ID */
- switch (hw->device_id) {
- case IXGBE_DEV_ID_82598:
- case IXGBE_DEV_ID_82598_BX:
- /* Default device ID is mezzanine card KX/KX4 */
- media_type = ixgbe_media_type_backplane;
- break;
- case IXGBE_DEV_ID_82598AF_DUAL_PORT:
- case IXGBE_DEV_ID_82598AF_SINGLE_PORT:
- case IXGBE_DEV_ID_82598_DA_DUAL_PORT:
- case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM:
- case IXGBE_DEV_ID_82598EB_XF_LR:
- case IXGBE_DEV_ID_82598EB_SFP_LOM:
- media_type = ixgbe_media_type_fiber;
- break;
- case IXGBE_DEV_ID_82598EB_CX4:
- case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
- media_type = ixgbe_media_type_cx4;
- break;
- case IXGBE_DEV_ID_82598AT:
- case IXGBE_DEV_ID_82598AT2:
- media_type = ixgbe_media_type_copper;
- break;
- default:
- media_type = ixgbe_media_type_unknown;
- break;
- }
-out:
- return media_type;
-}
-
-/**
- * ixgbe_fc_enable_82598 - Enable flow control
- * @hw: pointer to hardware structure
- * @packetbuf_num: packet buffer number (0-7)
- *
- * Enable flow control according to the current settings.
- **/
-static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw, s32 packetbuf_num)
-{
- s32 ret_val = 0;
- u32 fctrl_reg;
- u32 rmcs_reg;
- u32 reg;
- u32 rx_pba_size;
- u32 link_speed = 0;
- bool link_up;
-
-#ifdef CONFIG_DCB
- if (hw->fc.requested_mode == ixgbe_fc_pfc)
- goto out;
-
-#endif /* CONFIG_DCB */
- /*
- * On 82598 having Rx FC on causes resets while doing 1G
- * so if it's on turn it off once we know link_speed. For
- * more details see 82598 Specification update.
- */
- hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
- if (link_up && link_speed == IXGBE_LINK_SPEED_1GB_FULL) {
- switch (hw->fc.requested_mode) {
- case ixgbe_fc_full:
- hw->fc.requested_mode = ixgbe_fc_tx_pause;
- break;
- case ixgbe_fc_rx_pause:
- hw->fc.requested_mode = ixgbe_fc_none;
- break;
- default:
- /* no change */
- break;
- }
- }
-
- /* Negotiate the fc mode to use */
- ret_val = ixgbe_fc_autoneg(hw);
- if (ret_val == IXGBE_ERR_FLOW_CONTROL)
- goto out;
-
- /* Disable any previous flow control settings */
- fctrl_reg = IXGBE_READ_REG(hw, IXGBE_FCTRL);
- fctrl_reg &= ~(IXGBE_FCTRL_RFCE | IXGBE_FCTRL_RPFCE);
-
- rmcs_reg = IXGBE_READ_REG(hw, IXGBE_RMCS);
- rmcs_reg &= ~(IXGBE_RMCS_TFCE_PRIORITY | IXGBE_RMCS_TFCE_802_3X);
-
- /*
- * The possible values of fc.current_mode are:
- * 0: Flow control is completely disabled
- * 1: Rx flow control is enabled (we can receive pause frames,
- * but not send pause frames).
- * 2: Tx flow control is enabled (we can send pause frames but
- * we do not support receiving pause frames).
- * 3: Both Rx and Tx flow control (symmetric) are enabled.
-#ifdef CONFIG_DCB
- * 4: Priority Flow Control is enabled.
-#endif
- * other: Invalid.
- */
- switch (hw->fc.current_mode) {
- case ixgbe_fc_none:
- /*
- * Flow control is disabled by software override or autoneg.
- * The code below will actually disable it in the HW.
- */
- break;
- case ixgbe_fc_rx_pause:
- /*
- * Rx Flow control is enabled and Tx Flow control is
- * disabled by software override. Since there really
- * isn't a way to advertise that we are capable of RX
- * Pause ONLY, we will advertise that we support both
- * symmetric and asymmetric Rx PAUSE. Later, we will
- * disable the adapter's ability to send PAUSE frames.
- */
- fctrl_reg |= IXGBE_FCTRL_RFCE;
- break;
- case ixgbe_fc_tx_pause:
- /*
- * Tx Flow control is enabled, and Rx Flow control is
- * disabled by software override.
- */
- rmcs_reg |= IXGBE_RMCS_TFCE_802_3X;
- break;
- case ixgbe_fc_full:
- /* Flow control (both Rx and Tx) is enabled by SW override. */
- fctrl_reg |= IXGBE_FCTRL_RFCE;
- rmcs_reg |= IXGBE_RMCS_TFCE_802_3X;
- break;
-#ifdef CONFIG_DCB
- case ixgbe_fc_pfc:
- goto out;
- break;
-#endif /* CONFIG_DCB */
- default:
- hw_dbg(hw, "Flow control param set incorrectly\n");
- ret_val = IXGBE_ERR_CONFIG;
- goto out;
- break;
- }
-
- /* Set 802.3x based flow control settings. */
- fctrl_reg |= IXGBE_FCTRL_DPF;
- IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl_reg);
- IXGBE_WRITE_REG(hw, IXGBE_RMCS, rmcs_reg);
-
- /* Set up and enable Rx high/low water mark thresholds, enable XON. */
- if (hw->fc.current_mode & ixgbe_fc_tx_pause) {
- rx_pba_size = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(packetbuf_num));
- rx_pba_size >>= IXGBE_RXPBSIZE_SHIFT;
-
- reg = (rx_pba_size - hw->fc.low_water) << 6;
- if (hw->fc.send_xon)
- reg |= IXGBE_FCRTL_XONE;
-
- IXGBE_WRITE_REG(hw, IXGBE_FCRTL(packetbuf_num), reg);
-
- reg = (rx_pba_size - hw->fc.high_water) << 6;
- reg |= IXGBE_FCRTH_FCEN;
-
- IXGBE_WRITE_REG(hw, IXGBE_FCRTH(packetbuf_num), reg);
- }
-
- /* Configure pause time (2 TCs per register) */
- reg = IXGBE_READ_REG(hw, IXGBE_FCTTV(packetbuf_num / 2));
- if ((packetbuf_num & 1) == 0)
- reg = (reg & 0xFFFF0000) | hw->fc.pause_time;
- else
- reg = (reg & 0x0000FFFF) | (hw->fc.pause_time << 16);
- IXGBE_WRITE_REG(hw, IXGBE_FCTTV(packetbuf_num / 2), reg);
-
- IXGBE_WRITE_REG(hw, IXGBE_FCRTV, (hw->fc.pause_time >> 1));
-
-out:
- return ret_val;
-}
-
-/**
- * ixgbe_start_mac_link_82598 - Configures MAC link settings
- * @hw: pointer to hardware structure
- *
- * Configures link settings based on values in the ixgbe_hw struct.
- * Restarts the link. Performs autonegotiation if needed.
- **/
-static s32 ixgbe_start_mac_link_82598(struct ixgbe_hw *hw,
- bool autoneg_wait_to_complete)
-{
- u32 autoc_reg;
- u32 links_reg;
- u32 i;
- s32 status = 0;
-
- /* Restart link */
- autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
- autoc_reg |= IXGBE_AUTOC_AN_RESTART;
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
-
- /* Only poll for autoneg to complete if specified to do so */
- if (autoneg_wait_to_complete) {
- if ((autoc_reg & IXGBE_AUTOC_LMS_MASK) ==
- IXGBE_AUTOC_LMS_KX4_AN ||
- (autoc_reg & IXGBE_AUTOC_LMS_MASK) ==
- IXGBE_AUTOC_LMS_KX4_AN_1G_AN) {
- links_reg = 0; /* Just in case Autoneg time = 0 */
- for (i = 0; i < IXGBE_AUTO_NEG_TIME; i++) {
- links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
- if (links_reg & IXGBE_LINKS_KX_AN_COMP)
- break;
- msleep(100);
- }
- if (!(links_reg & IXGBE_LINKS_KX_AN_COMP)) {
- status = IXGBE_ERR_AUTONEG_NOT_COMPLETE;
- hw_dbg(hw, "Autonegotiation did not complete.\n");
- }
- }
- }
-
- /* Add delay to filter out noises during initial link setup */
- msleep(50);
-
- return status;
-}
-
-/**
- * ixgbe_validate_link_ready - Function looks for phy link
- * @hw: pointer to hardware structure
- *
- * Function indicates success when phy link is available. If phy is not ready
- * within 5 seconds of MAC indicating link, the function returns error.
- **/
-static s32 ixgbe_validate_link_ready(struct ixgbe_hw *hw)
-{
- u32 timeout;
- u16 an_reg;
-
- if (hw->device_id != IXGBE_DEV_ID_82598AT2)
- return 0;
-
- for (timeout = 0;
- timeout < IXGBE_VALIDATE_LINK_READY_TIMEOUT; timeout++) {
- hw->phy.ops.read_reg(hw, MDIO_STAT1, MDIO_MMD_AN, &an_reg);
-
- if ((an_reg & MDIO_AN_STAT1_COMPLETE) &&
- (an_reg & MDIO_STAT1_LSTATUS))
- break;
-
- msleep(100);
- }
-
- if (timeout == IXGBE_VALIDATE_LINK_READY_TIMEOUT) {
- hw_dbg(hw, "Link was indicated but link is down\n");
- return IXGBE_ERR_LINK_SETUP;
- }
-
- return 0;
-}
-
-/**
- * ixgbe_check_mac_link_82598 - Get link/speed status
- * @hw: pointer to hardware structure
- * @speed: pointer to link speed
- * @link_up: true is link is up, false otherwise
- * @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
- **/
-static s32 ixgbe_check_mac_link_82598(struct ixgbe_hw *hw,
- ixgbe_link_speed *speed, bool *link_up,
- bool link_up_wait_to_complete)
-{
- u32 links_reg;
- u32 i;
- u16 link_reg, adapt_comp_reg;
-
- /*
- * SERDES PHY requires us to read link status from register 0xC79F.
- * Bit 0 set indicates link is up/ready; clear indicates link down.
- * 0xC00C is read to check that the XAUI lanes are active. Bit 0
- * clear indicates active; set indicates inactive.
- */
- if (hw->phy.type == ixgbe_phy_nl) {
- hw->phy.ops.read_reg(hw, 0xC79F, MDIO_MMD_PMAPMD, &link_reg);
- hw->phy.ops.read_reg(hw, 0xC79F, MDIO_MMD_PMAPMD, &link_reg);
- hw->phy.ops.read_reg(hw, 0xC00C, MDIO_MMD_PMAPMD,
- &adapt_comp_reg);
- if (link_up_wait_to_complete) {
- for (i = 0; i < IXGBE_LINK_UP_TIME; i++) {
- if ((link_reg & 1) &&
- ((adapt_comp_reg & 1) == 0)) {
- *link_up = true;
- break;
- } else {
- *link_up = false;
- }
- msleep(100);
- hw->phy.ops.read_reg(hw, 0xC79F,
- MDIO_MMD_PMAPMD,
- &link_reg);
- hw->phy.ops.read_reg(hw, 0xC00C,
- MDIO_MMD_PMAPMD,
- &adapt_comp_reg);
- }
- } else {
- if ((link_reg & 1) && ((adapt_comp_reg & 1) == 0))
- *link_up = true;
- else
- *link_up = false;
- }
-
- if (*link_up == false)
- goto out;
- }
-
- links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
- if (link_up_wait_to_complete) {
- for (i = 0; i < IXGBE_LINK_UP_TIME; i++) {
- if (links_reg & IXGBE_LINKS_UP) {
- *link_up = true;
- break;
- } else {
- *link_up = false;
- }
- msleep(100);
- links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
- }
- } else {
- if (links_reg & IXGBE_LINKS_UP)
- *link_up = true;
- else
- *link_up = false;
- }
-
- if (links_reg & IXGBE_LINKS_SPEED)
- *speed = IXGBE_LINK_SPEED_10GB_FULL;
- else
- *speed = IXGBE_LINK_SPEED_1GB_FULL;
-
- if ((hw->device_id == IXGBE_DEV_ID_82598AT2) && (*link_up == true) &&
- (ixgbe_validate_link_ready(hw) != 0))
- *link_up = false;
-
- /* if link is down, zero out the current_mode */
- if (*link_up == false) {
- hw->fc.current_mode = ixgbe_fc_none;
- hw->fc.fc_was_autonegged = false;
- }
-out:
- return 0;
-}
-
-/**
- * ixgbe_setup_mac_link_82598 - Set MAC link speed
- * @hw: pointer to hardware structure
- * @speed: new link speed
- * @autoneg: true if auto-negotiation enabled
- * @autoneg_wait_to_complete: true when waiting for completion is needed
- *
- * Set the link speed in the AUTOC register and restarts link.
- **/
-static s32 ixgbe_setup_mac_link_82598(struct ixgbe_hw *hw,
- ixgbe_link_speed speed, bool autoneg,
- bool autoneg_wait_to_complete)
-{
- s32 status = 0;
- ixgbe_link_speed link_capabilities = IXGBE_LINK_SPEED_UNKNOWN;
- u32 curr_autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
- u32 autoc = curr_autoc;
- u32 link_mode = autoc & IXGBE_AUTOC_LMS_MASK;
-
- /* Check to see if speed passed in is supported. */
- ixgbe_get_link_capabilities_82598(hw, &link_capabilities, &autoneg);
- speed &= link_capabilities;
-
- if (speed == IXGBE_LINK_SPEED_UNKNOWN)
- status = IXGBE_ERR_LINK_SETUP;
-
- /* Set KX4/KX support according to speed requested */
- else if (link_mode == IXGBE_AUTOC_LMS_KX4_AN ||
- link_mode == IXGBE_AUTOC_LMS_KX4_AN_1G_AN) {
- autoc &= ~IXGBE_AUTOC_KX4_KX_SUPP_MASK;
- if (speed & IXGBE_LINK_SPEED_10GB_FULL)
- autoc |= IXGBE_AUTOC_KX4_SUPP;
- if (speed & IXGBE_LINK_SPEED_1GB_FULL)
- autoc |= IXGBE_AUTOC_KX_SUPP;
- if (autoc != curr_autoc)
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc);
- }
-
- if (status == 0) {
- /*
- * Setup and restart the link based on the new values in
- * ixgbe_hw This will write the AUTOC register based on the new
- * stored values
- */
- status = ixgbe_start_mac_link_82598(hw,
- autoneg_wait_to_complete);
- }
-
- return status;
-}
-
-
-/**
- * ixgbe_setup_copper_link_82598 - Set the PHY autoneg advertised field
- * @hw: pointer to hardware structure
- * @speed: new link speed
- * @autoneg: true if autonegotiation enabled
- * @autoneg_wait_to_complete: true if waiting is needed to complete
- *
- * Sets the link speed in the AUTOC register in the MAC and restarts link.
- **/
-static s32 ixgbe_setup_copper_link_82598(struct ixgbe_hw *hw,
- ixgbe_link_speed speed,
- bool autoneg,
- bool autoneg_wait_to_complete)
-{
- s32 status;
-
- /* Setup the PHY according to input speed */
- status = hw->phy.ops.setup_link_speed(hw, speed, autoneg,
- autoneg_wait_to_complete);
- /* Set up MAC */
- ixgbe_start_mac_link_82598(hw, autoneg_wait_to_complete);
-
- return status;
-}
-
-/**
- * ixgbe_reset_hw_82598 - Performs hardware reset
- * @hw: pointer to hardware structure
- *
- * Resets the hardware by resetting the transmit and receive units, masks and
- * clears all interrupts, performing a PHY reset, and performing a link (MAC)
- * reset.
- **/
-static s32 ixgbe_reset_hw_82598(struct ixgbe_hw *hw)
-{
- s32 status = 0;
- s32 phy_status = 0;
- u32 ctrl;
- u32 gheccr;
- u32 i;
- u32 autoc;
- u8 analog_val;
-
- /* Call adapter stop to disable tx/rx and clear interrupts */
- hw->mac.ops.stop_adapter(hw);
-
- /*
- * Power up the Atlas Tx lanes if they are currently powered down.
- * Atlas Tx lanes are powered down for MAC loopback tests, but
- * they are not automatically restored on reset.
- */
- hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &analog_val);
- if (analog_val & IXGBE_ATLAS_PDN_TX_REG_EN) {
- /* Enable Tx Atlas so packets can be transmitted again */
- hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK,
- &analog_val);
- analog_val &= ~IXGBE_ATLAS_PDN_TX_REG_EN;
- hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK,
- analog_val);
-
- hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G,
- &analog_val);
- analog_val &= ~IXGBE_ATLAS_PDN_TX_10G_QL_ALL;
- hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G,
- analog_val);
-
- hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G,
- &analog_val);
- analog_val &= ~IXGBE_ATLAS_PDN_TX_1G_QL_ALL;
- hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G,
- analog_val);
-
- hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN,
- &analog_val);
- analog_val &= ~IXGBE_ATLAS_PDN_TX_AN_QL_ALL;
- hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN,
- analog_val);
- }
-
- /* Reset PHY */
- if (hw->phy.reset_disable == false) {
- /* PHY ops must be identified and initialized prior to reset */
-
- /* Init PHY and function pointers, perform SFP setup */
- phy_status = hw->phy.ops.init(hw);
- if (phy_status == IXGBE_ERR_SFP_NOT_SUPPORTED)
- goto reset_hw_out;
- else if (phy_status == IXGBE_ERR_SFP_NOT_PRESENT)
- goto no_phy_reset;
-
- hw->phy.ops.reset(hw);
- }
-
-no_phy_reset:
- /*
- * Prevent the PCI-E bus from from hanging by disabling PCI-E master
- * access and verify no pending requests before reset
- */
- ixgbe_disable_pcie_master(hw);
-
-mac_reset_top:
- /*
- * Issue global reset to the MAC. This needs to be a SW reset.
- * If link reset is used, it might reset the MAC when mng is using it
- */
- ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
- IXGBE_WRITE_REG(hw, IXGBE_CTRL, (ctrl | IXGBE_CTRL_RST));
- IXGBE_WRITE_FLUSH(hw);
-
- /* Poll for reset bit to self-clear indicating reset is complete */
- for (i = 0; i < 10; i++) {
- udelay(1);
- ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
- if (!(ctrl & IXGBE_CTRL_RST))
- break;
- }
- if (ctrl & IXGBE_CTRL_RST) {
- status = IXGBE_ERR_RESET_FAILED;
- hw_dbg(hw, "Reset polling failed to complete.\n");
- }
-
- /*
- * Double resets are required for recovery from certain error
- * conditions. Between resets, it is necessary to stall to allow time
- * for any pending HW events to complete. We use 1usec since that is
- * what is needed for ixgbe_disable_pcie_master(). The second reset
- * then clears out any effects of those events.
- */
- if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) {
- hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED;
- udelay(1);
- goto mac_reset_top;
- }
-
- msleep(50);
-
- gheccr = IXGBE_READ_REG(hw, IXGBE_GHECCR);
- gheccr &= ~((1 << 21) | (1 << 18) | (1 << 9) | (1 << 6));
- IXGBE_WRITE_REG(hw, IXGBE_GHECCR, gheccr);
-
- /*
- * Store the original AUTOC value if it has not been
- * stored off yet. Otherwise restore the stored original
- * AUTOC value since the reset operation sets back to deaults.
- */
- autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
- if (hw->mac.orig_link_settings_stored == false) {
- hw->mac.orig_autoc = autoc;
- hw->mac.orig_link_settings_stored = true;
- } else if (autoc != hw->mac.orig_autoc) {
- IXGBE_WRITE_REG(hw, IXGBE_AUTOC, hw->mac.orig_autoc);
- }
-
- /* Store the permanent mac address */
- hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr);
-
- /*
- * Store MAC address from RAR0, clear receive address registers, and
- * clear the multicast table
- */
- hw->mac.ops.init_rx_addrs(hw);
-
-reset_hw_out:
- if (phy_status)
- status = phy_status;
-
- return status;
-}
-
-/**
- * ixgbe_set_vmdq_82598 - Associate a VMDq set index with a rx address
- * @hw: pointer to hardware struct
- * @rar: receive address register index to associate with a VMDq index
- * @vmdq: VMDq set index
- **/
-static s32 ixgbe_set_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq)
-{
- u32 rar_high;
- u32 rar_entries = hw->mac.num_rar_entries;
-
- /* Make sure we are using a valid rar index range */
- if (rar >= rar_entries) {
- hw_dbg(hw, "RAR index %d is out of range.\n", rar);
- return IXGBE_ERR_INVALID_ARGUMENT;
- }
-
- rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(rar));
- rar_high &= ~IXGBE_RAH_VIND_MASK;
- rar_high |= ((vmdq << IXGBE_RAH_VIND_SHIFT) & IXGBE_RAH_VIND_MASK);
- IXGBE_WRITE_REG(hw, IXGBE_RAH(rar), rar_high);
- return 0;
-}
-
-/**
- * ixgbe_clear_vmdq_82598 - Disassociate a VMDq set index from an rx address
- * @hw: pointer to hardware struct
- * @rar: receive address register index to associate with a VMDq index
- * @vmdq: VMDq clear index (not used in 82598, but elsewhere)
- **/
-static s32 ixgbe_clear_vmdq_82598(struct ixgbe_hw *hw, u32 rar, u32 vmdq)
-{
- u32 rar_high;
- u32 rar_entries = hw->mac.num_rar_entries;
-
-
- /* Make sure we are using a valid rar index range */
- if (rar >= rar_entries) {
- hw_dbg(hw, "RAR index %d is out of range.\n", rar);
- return IXGBE_ERR_INVALID_ARGUMENT;
- }
-
- rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(rar));
- if (rar_high & IXGBE_RAH_VIND_MASK) {
- rar_high &= ~IXGBE_RAH_VIND_MASK;
- IXGBE_WRITE_REG(hw, IXGBE_RAH(rar), rar_high);
- }
-
- return 0;
-}
-
-/**
- * ixgbe_set_vfta_82598 - Set VLAN filter table
- * @hw: pointer to hardware structure
- * @vlan: VLAN id to write to VLAN filter
- * @vind: VMDq output index that maps queue to VLAN id in VFTA
- * @vlan_on: boolean flag to turn on/off VLAN in VFTA
- *
- * Turn on/off specified VLAN in the VLAN filter table.
- **/
-static s32 ixgbe_set_vfta_82598(struct ixgbe_hw *hw, u32 vlan, u32 vind,
- bool vlan_on)
-{
- u32 regindex;
- u32 bitindex;
- u32 bits;
- u32 vftabyte;
-
- if (vlan > 4095)
- return IXGBE_ERR_PARAM;
-
- /* Determine 32-bit word position in array */
- regindex = (vlan >> 5) & 0x7F; /* upper seven bits */
-
- /* Determine the location of the (VMD) queue index */
- vftabyte = ((vlan >> 3) & 0x03); /* bits (4:3) indicating byte array */
- bitindex = (vlan & 0x7) << 2; /* lower 3 bits indicate nibble */
-
- /* Set the nibble for VMD queue index */
- bits = IXGBE_READ_REG(hw, IXGBE_VFTAVIND(vftabyte, regindex));
- bits &= (~(0x0F << bitindex));
- bits |= (vind << bitindex);
- IXGBE_WRITE_REG(hw, IXGBE_VFTAVIND(vftabyte, regindex), bits);
-
- /* Determine the location of the bit for this VLAN id */
- bitindex = vlan & 0x1F; /* lower five bits */
-
- bits = IXGBE_READ_REG(hw, IXGBE_VFTA(regindex));
- if (vlan_on)
- /* Turn on this VLAN id */
- bits |= (1 << bitindex);
- else
- /* Turn off this VLAN id */
- bits &= ~(1 << bitindex);
- IXGBE_WRITE_REG(hw, IXGBE_VFTA(regindex), bits);
-
- return 0;
-}
-
-/**
- * ixgbe_clear_vfta_82598 - Clear VLAN filter table
- * @hw: pointer to hardware structure
- *
- * Clears the VLAN filer table, and the VMDq index associated with the filter
- **/
-static s32 ixgbe_clear_vfta_82598(struct ixgbe_hw *hw)
-{
- u32 offset;
- u32 vlanbyte;
-
- for (offset = 0; offset < hw->mac.vft_size; offset++)
- IXGBE_WRITE_REG(hw, IXGBE_VFTA(offset), 0);
-
- for (vlanbyte = 0; vlanbyte < 4; vlanbyte++)
- for (offset = 0; offset < hw->mac.vft_size; offset++)
- IXGBE_WRITE_REG(hw, IXGBE_VFTAVIND(vlanbyte, offset),
- 0);
-
- return 0;
-}
-
-/**
- * ixgbe_read_analog_reg8_82598 - Reads 8 bit Atlas analog register
- * @hw: pointer to hardware structure
- * @reg: analog register to read
- * @val: read value
- *
- * Performs read operation to Atlas analog register specified.
- **/
-static s32 ixgbe_read_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 *val)
-{
- u32 atlas_ctl;
-
- IXGBE_WRITE_REG(hw, IXGBE_ATLASCTL,
- IXGBE_ATLASCTL_WRITE_CMD | (reg << 8));
- IXGBE_WRITE_FLUSH(hw);
- udelay(10);
- atlas_ctl = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
- *val = (u8)atlas_ctl;
-
- return 0;
-}
-
-/**
- * ixgbe_write_analog_reg8_82598 - Writes 8 bit Atlas analog register
- * @hw: pointer to hardware structure
- * @reg: atlas register to write
- * @val: value to write
- *
- * Performs write operation to Atlas analog register specified.
- **/
-static s32 ixgbe_write_analog_reg8_82598(struct ixgbe_hw *hw, u32 reg, u8 val)
-{
- u32 atlas_ctl;
-
- atlas_ctl = (reg << 8) | val;
- IXGBE_WRITE_REG(hw, IXGBE_ATLASCTL, atlas_ctl);
- IXGBE_WRITE_FLUSH(hw);
- udelay(10);
-
- return 0;
-}
-
-/**
- * ixgbe_read_i2c_eeprom_82598 - Reads 8 bit word over I2C interface.
- * @hw: pointer to hardware structure
- * @byte_offset: EEPROM byte offset to read
- * @eeprom_data: value read
- *
- * Performs 8 byte read operation to SFP module's EEPROM over I2C interface.
- **/
-static s32 ixgbe_read_i2c_eeprom_82598(struct ixgbe_hw *hw, u8 byte_offset,
- u8 *eeprom_data)
-{
- s32 status = 0;
- u16 sfp_addr = 0;
- u16 sfp_data = 0;
- u16 sfp_stat = 0;
- u32 i;
-
- if (hw->phy.type == ixgbe_phy_nl) {
- /*
- * phy SDA/SCL registers are at addresses 0xC30A to
- * 0xC30D. These registers are used to talk to the SFP+
- * module's EEPROM through the SDA/SCL (I2C) interface.
- */
- sfp_addr = (IXGBE_I2C_EEPROM_DEV_ADDR << 8) + byte_offset;
- sfp_addr = (sfp_addr | IXGBE_I2C_EEPROM_READ_MASK);
- hw->phy.ops.write_reg(hw,
- IXGBE_MDIO_PMA_PMD_SDA_SCL_ADDR,
- MDIO_MMD_PMAPMD,
- sfp_addr);
-
- /* Poll status */
- for (i = 0; i < 100; i++) {
- hw->phy.ops.read_reg(hw,
- IXGBE_MDIO_PMA_PMD_SDA_SCL_STAT,
- MDIO_MMD_PMAPMD,
- &sfp_stat);
- sfp_stat = sfp_stat & IXGBE_I2C_EEPROM_STATUS_MASK;
- if (sfp_stat != IXGBE_I2C_EEPROM_STATUS_IN_PROGRESS)
- break;
- usleep_range(10000, 20000);
- }
-
- if (sfp_stat != IXGBE_I2C_EEPROM_STATUS_PASS) {
- hw_dbg(hw, "EEPROM read did not pass.\n");
- status = IXGBE_ERR_SFP_NOT_PRESENT;
- goto out;
- }
-
- /* Read data */
- hw->phy.ops.read_reg(hw, IXGBE_MDIO_PMA_PMD_SDA_SCL_DATA,
- MDIO_MMD_PMAPMD, &sfp_data);
-
- *eeprom_data = (u8)(sfp_data >> 8);
- } else {
- status = IXGBE_ERR_PHY;
- goto out;
- }
-
-out:
- return status;
-}
-
-/**
- * ixgbe_get_supported_physical_layer_82598 - Returns physical layer type
- * @hw: pointer to hardware structure
- *
- * Determines physical layer capabilities of the current configuration.
- **/
-static u32 ixgbe_get_supported_physical_layer_82598(struct ixgbe_hw *hw)
-{
- u32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN;
- u32 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
- u32 pma_pmd_10g = autoc & IXGBE_AUTOC_10G_PMA_PMD_MASK;
- u32 pma_pmd_1g = autoc & IXGBE_AUTOC_1G_PMA_PMD_MASK;
- u16 ext_ability = 0;
-
- hw->phy.ops.identify(hw);
-
- /* Copper PHY must be checked before AUTOC LMS to determine correct
- * physical layer because 10GBase-T PHYs use LMS = KX4/KX */
- switch (hw->phy.type) {
- case ixgbe_phy_tn:
- case ixgbe_phy_aq:
- case ixgbe_phy_cu_unknown:
- hw->phy.ops.read_reg(hw, MDIO_PMA_EXTABLE,
- MDIO_MMD_PMAPMD, &ext_ability);
- if (ext_ability & MDIO_PMA_EXTABLE_10GBT)
- physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T;
- if (ext_ability & MDIO_PMA_EXTABLE_1000BT)
- physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T;
- if (ext_ability & MDIO_PMA_EXTABLE_100BTX)
- physical_layer |= IXGBE_PHYSICAL_LAYER_100BASE_TX;
- goto out;
- default:
- break;
- }
-
- switch (autoc & IXGBE_AUTOC_LMS_MASK) {
- case IXGBE_AUTOC_LMS_1G_AN:
- case IXGBE_AUTOC_LMS_1G_LINK_NO_AN:
- if (pma_pmd_1g == IXGBE_AUTOC_1G_KX)
- physical_layer = IXGBE_PHYSICAL_LAYER_1000BASE_KX;
- else
- physical_layer = IXGBE_PHYSICAL_LAYER_1000BASE_BX;
- break;
- case IXGBE_AUTOC_LMS_10G_LINK_NO_AN:
- if (pma_pmd_10g == IXGBE_AUTOC_10G_CX4)
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_CX4;
- else if (pma_pmd_10g == IXGBE_AUTOC_10G_KX4)
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KX4;
- else /* XAUI */
- physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN;
- break;
- case IXGBE_AUTOC_LMS_KX4_AN:
- case IXGBE_AUTOC_LMS_KX4_AN_1G_AN:
- if (autoc & IXGBE_AUTOC_KX_SUPP)
- physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_KX;
- if (autoc & IXGBE_AUTOC_KX4_SUPP)
- physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_KX4;
- break;
- default:
- break;
- }
-
- if (hw->phy.type == ixgbe_phy_nl) {
- hw->phy.ops.identify_sfp(hw);
-
- switch (hw->phy.sfp_type) {
- case ixgbe_sfp_type_da_cu:
- physical_layer = IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU;
- break;
- case ixgbe_sfp_type_sr:
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR;
- break;
- case ixgbe_sfp_type_lr:
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR;
- break;
- default:
- physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN;
- break;
- }
- }
-
- switch (hw->device_id) {
- case IXGBE_DEV_ID_82598_DA_DUAL_PORT:
- physical_layer = IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU;
- break;
- case IXGBE_DEV_ID_82598AF_DUAL_PORT:
- case IXGBE_DEV_ID_82598AF_SINGLE_PORT:
- case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM:
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR;
- break;
- case IXGBE_DEV_ID_82598EB_XF_LR:
- physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR;
- break;
- default:
- break;
- }
-
-out:
- return physical_layer;
-}
-
-/**
- * ixgbe_set_lan_id_multi_port_pcie_82598 - Set LAN id for PCIe multiple
- * port devices.
- * @hw: pointer to the HW structure
- *
- * Calls common function and corrects issue with some single port devices
- * that enable LAN1 but not LAN0.
- **/
-static void ixgbe_set_lan_id_multi_port_pcie_82598(struct ixgbe_hw *hw)
-{
- struct ixgbe_bus_info *bus = &hw->bus;
- u16 pci_gen = 0;
- u16 pci_ctrl2 = 0;
-
- ixgbe_set_lan_id_multi_port_pcie(hw);
-
- /* check if LAN0 is disabled */
- hw->eeprom.ops.read(hw, IXGBE_PCIE_GENERAL_PTR, &pci_gen);
- if ((pci_gen != 0) && (pci_gen != 0xFFFF)) {
-
- hw->eeprom.ops.read(hw, pci_gen + IXGBE_PCIE_CTRL2, &pci_ctrl2);
-
- /* if LAN0 is completely disabled force function to 0 */
- if ((pci_ctrl2 & IXGBE_PCIE_CTRL2_LAN_DISABLE) &&
- !(pci_ctrl2 & IXGBE_PCIE_CTRL2_DISABLE_SELECT) &&
- !(pci_ctrl2 & IXGBE_PCIE_CTRL2_DUMMY_ENABLE)) {
-
- bus->func = 0;
- }
- }
-}
-
-/**
- * ixgbe_set_rxpba_82598 - Configure packet buffers
- * @hw: pointer to hardware structure
- * @dcb_config: pointer to ixgbe_dcb_config structure
- *
- * Configure packet buffers.
- */
-static void ixgbe_set_rxpba_82598(struct ixgbe_hw *hw, int num_pb, u32 headroom,
- int strategy)
-{
- u32 rxpktsize = IXGBE_RXPBSIZE_64KB;
- u8 i = 0;
-
- if (!num_pb)
- return;
-
- /* Setup Rx packet buffer sizes */
- switch (strategy) {
- case PBA_STRATEGY_WEIGHTED:
- /* Setup the first four at 80KB */
- rxpktsize = IXGBE_RXPBSIZE_80KB;
- for (; i < 4; i++)
- IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(i), rxpktsize);
- /* Setup the last four at 48KB...don't re-init i */
- rxpktsize = IXGBE_RXPBSIZE_48KB;
- /* Fall Through */
- case PBA_STRATEGY_EQUAL:
- default:
- /* Divide the remaining Rx packet buffer evenly among the TCs */
- for (; i < IXGBE_MAX_PACKET_BUFFERS; i++)
- IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(i), rxpktsize);
- break;
- }
-
- /* Setup Tx packet buffer sizes */
- for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++)
- IXGBE_WRITE_REG(hw, IXGBE_TXPBSIZE(i), IXGBE_TXPBSIZE_40KB);
-
- return;
-}
-
-static struct ixgbe_mac_operations mac_ops_82598 = {
- .init_hw = &ixgbe_init_hw_generic,
- .reset_hw = &ixgbe_reset_hw_82598,
- .start_hw = &ixgbe_start_hw_82598,
- .clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic,
- .get_media_type = &ixgbe_get_media_type_82598,
- .get_supported_physical_layer = &ixgbe_get_supported_physical_layer_82598,
- .enable_rx_dma = &ixgbe_enable_rx_dma_generic,
- .get_mac_addr = &ixgbe_get_mac_addr_generic,
- .stop_adapter = &ixgbe_stop_adapter_generic,
- .get_bus_info = &ixgbe_get_bus_info_generic,
- .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie_82598,
- .read_analog_reg8 = &ixgbe_read_analog_reg8_82598,
- .write_analog_reg8 = &ixgbe_write_analog_reg8_82598,
- .setup_link = &ixgbe_setup_mac_link_82598,
- .set_rxpba = &ixgbe_set_rxpba_82598,
- .check_link = &ixgbe_check_mac_link_82598,
- .get_link_capabilities = &ixgbe_get_link_capabilities_82598,
- .led_on = &ixgbe_led_on_generic,
- .led_off = &ixgbe_led_off_generic,
- .blink_led_start = &ixgbe_blink_led_start_generic,
- .blink_led_stop = &ixgbe_blink_led_stop_generic,
- .set_rar = &ixgbe_set_rar_generic,
- .clear_rar = &ixgbe_clear_rar_generic,
- .set_vmdq = &ixgbe_set_vmdq_82598,
- .clear_vmdq = &ixgbe_clear_vmdq_82598,
- .init_rx_addrs = &ixgbe_init_rx_addrs_generic,
- .update_mc_addr_list = &ixgbe_update_mc_addr_list_generic,
- .enable_mc = &ixgbe_enable_mc_generic,
- .disable_mc = &ixgbe_disable_mc_generic,
- .clear_vfta = &ixgbe_clear_vfta_82598,
- .set_vfta = &ixgbe_set_vfta_82598,
- .fc_enable = &ixgbe_fc_enable_82598,
- .set_fw_drv_ver = NULL,
- .acquire_swfw_sync = &ixgbe_acquire_swfw_sync,
- .release_swfw_sync = &ixgbe_release_swfw_sync,
-};
-
-static struct ixgbe_eeprom_operations eeprom_ops_82598 = {
- .init_params = &ixgbe_init_eeprom_params_generic,
- .read = &ixgbe_read_eerd_generic,
- .read_buffer = &ixgbe_read_eerd_buffer_generic,
- .calc_checksum = &ixgbe_calc_eeprom_checksum_generic,
- .validate_checksum = &ixgbe_validate_eeprom_checksum_generic,
- .update_checksum = &ixgbe_update_eeprom_checksum_generic,
-};
-
-static struct ixgbe_phy_operations phy_ops_82598 = {
- .identify = &ixgbe_identify_phy_generic,
- .identify_sfp = &ixgbe_identify_sfp_module_generic,
- .init = &ixgbe_init_phy_ops_82598,
- .reset = &ixgbe_reset_phy_generic,
- .read_reg = &ixgbe_read_phy_reg_generic,
- .write_reg = &ixgbe_write_phy_reg_generic,
- .setup_link = &ixgbe_setup_phy_link_generic,
- .setup_link_speed = &ixgbe_setup_phy_link_speed_generic,
- .read_i2c_eeprom = &ixgbe_read_i2c_eeprom_82598,
- .check_overtemp = &ixgbe_tn_check_overtemp,
-};
-
-struct ixgbe_info ixgbe_82598_info = {
- .mac = ixgbe_mac_82598EB,
- .get_invariants = &ixgbe_get_invariants_82598,
- .mac_ops = &mac_ops_82598,
- .eeprom_ops = &eeprom_ops_82598,
- .phy_ops = &phy_ops_82598,
-};
-
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