The branch main has been updated by kbowling:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=542f5d56317e94676cf19cb9d66207bf9a6b6758

commit 542f5d56317e94676cf19cb9d66207bf9a6b6758
Author:     Kevin Bowling <kbowl...@freebsd.org>
AuthorDate: 2024-10-14 13:29:55 +0000
Commit:     Kevin Bowling <kbowl...@freebsd.org>
CommitDate: 2024-10-14 13:52:31 +0000

    igc: Rename 'struct adapter' to 'struct igc_softc'
    
    Rename the 'struct adapter' to 'struct igc_softc' to avoid type
    ambiguity in things like kgdb and make sharing code with e1000 and
    ixgbe easier.
    
    MFC after:      1 week
    Sponsored by:   BBOX.io
---
 sys/dev/igc/if_igc.c   | 970 ++++++++++++++++++++++++-------------------------
 sys/dev/igc/if_igc.h   |  28 +-
 sys/dev/igc/igc_txrx.c |  36 +-
 3 files changed, 517 insertions(+), 517 deletions(-)

diff --git a/sys/dev/igc/if_igc.c b/sys/dev/igc/if_igc.c
index b927b9e3b260..a55d8b6cbc9c 100644
--- a/sys/dev/igc/if_igc.c
+++ b/sys/dev/igc/if_igc.c
@@ -111,25 +111,25 @@ static int        igc_if_tx_queue_intr_enable(if_ctx_t 
ctx, uint16_t txqid);
 static void    igc_if_multi_set(if_ctx_t ctx);
 static void    igc_if_update_admin_status(if_ctx_t ctx);
 static void    igc_if_debug(if_ctx_t ctx);
-static void    igc_update_stats_counters(struct igc_adapter *);
-static void    igc_add_hw_stats(struct igc_adapter *adapter);
+static void    igc_update_stats_counters(struct igc_softc *);
+static void    igc_add_hw_stats(struct igc_softc *sc);
 static int     igc_if_set_promisc(if_ctx_t ctx, int flags);
 static void    igc_setup_vlan_hw_support(if_ctx_t ctx);
-static void    igc_fw_version(struct igc_adapter *);
+static void    igc_fw_version(struct igc_softc *);
 static void    igc_sbuf_fw_version(struct igc_fw_version *, struct sbuf *);
-static void    igc_print_fw_version(struct igc_adapter *);
+static void    igc_print_fw_version(struct igc_softc *);
 static int     igc_sysctl_print_fw_version(SYSCTL_HANDLER_ARGS);
 static int     igc_sysctl_nvm_info(SYSCTL_HANDLER_ARGS);
-static void    igc_print_nvm_info(struct igc_adapter *);
+static void    igc_print_nvm_info(struct igc_softc *);
 static int     igc_sysctl_debug_info(SYSCTL_HANDLER_ARGS);
 static int     igc_get_rs(SYSCTL_HANDLER_ARGS);
-static void    igc_print_debug_info(struct igc_adapter *);
+static void    igc_print_debug_info(struct igc_softc *);
 static int     igc_is_valid_ether_addr(u8 *);
-static void    igc_neweitr(struct igc_adapter *, struct igc_rx_queue *,
+static void    igc_neweitr(struct igc_softc *, struct igc_rx_queue *,
     struct tx_ring *, struct rx_ring *);
 /* Management and WOL Support */
-static void    igc_get_hw_control(struct igc_adapter *);
-static void    igc_release_hw_control(struct igc_adapter *);
+static void    igc_get_hw_control(struct igc_softc *);
+static void    igc_release_hw_control(struct igc_softc *);
 static void    igc_get_wakeup(if_ctx_t ctx);
 static void    igc_enable_wakeup(if_ctx_t ctx);
 
@@ -146,7 +146,7 @@ static int  igc_sysctl_eee(SYSCTL_HANDLER_ARGS);
 
 static int     igc_get_regs(SYSCTL_HANDLER_ARGS);
 
-static void    igc_configure_queues(struct igc_adapter *adapter);
+static void    igc_configure_queues(struct igc_softc *sc);
 
 
 /*********************************************************************
@@ -165,7 +165,7 @@ static device_method_t igc_methods[] = {
 };
 
 static driver_t igc_driver = {
-       "igc", igc_methods, sizeof(struct igc_adapter),
+       "igc", igc_methods, sizeof(struct igc_softc),
 };
 
 DRIVER_MODULE(igc, pci, igc_driver, 0, 0);
@@ -208,7 +208,7 @@ static device_method_t igc_if_methods[] = {
 };
 
 static driver_t igc_if_driver = {
-       "igc_if", igc_if_methods, sizeof(struct igc_adapter)
+       "igc_if", igc_if_methods, sizeof(struct igc_softc)
 };
 
 /*********************************************************************
@@ -295,8 +295,8 @@ static struct if_shared_ctx igc_sctx_init = {
 
 static int igc_get_regs(SYSCTL_HANDLER_ARGS)
 {
-       struct igc_adapter *adapter = (struct igc_adapter *)arg1;
-       struct igc_hw *hw = &adapter->hw;
+       struct igc_softc *sc = (struct igc_softc *)arg1;
+       struct igc_hw *hw = &sc->hw;
        struct sbuf *sb;
        u32 *regs_buff;
        int rc;
@@ -372,7 +372,7 @@ static int igc_get_regs(SYSCTL_HANDLER_ARGS)
 
 #ifdef DUMP_DESCS
        {
-               if_softc_ctx_t scctx = adapter->shared;
+               if_softc_ctx_t scctx = sc->shared;
                struct rx_ring *rxr = &rx_que->rxr;
                struct tx_ring *txr = &tx_que->txr;
                int ntxd = scctx->isc_ntxd[0];
@@ -434,7 +434,7 @@ igc_set_num_queues(if_ctx_t ctx)
 static int
 igc_if_attach_pre(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter;
+       struct igc_softc *sc;
        if_softc_ctx_t scctx;
        device_t dev;
        struct igc_hw *hw;
@@ -442,59 +442,59 @@ igc_if_attach_pre(if_ctx_t ctx)
 
        INIT_DEBUGOUT("igc_if_attach_pre: begin");
        dev = iflib_get_dev(ctx);
-       adapter = iflib_get_softc(ctx);
+       sc = iflib_get_softc(ctx);
 
-       adapter->ctx = adapter->osdep.ctx = ctx;
-       adapter->dev = adapter->osdep.dev = dev;
-       scctx = adapter->shared = iflib_get_softc_ctx(ctx);
-       adapter->media = iflib_get_media(ctx);
-       hw = &adapter->hw;
+       sc->ctx = sc->osdep.ctx = ctx;
+       sc->dev = sc->osdep.dev = dev;
+       scctx = sc->shared = iflib_get_softc_ctx(ctx);
+       sc->media = iflib_get_media(ctx);
+       hw = &sc->hw;
 
        /* SYSCTL stuff */
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "nvm", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
-           adapter, 0, igc_sysctl_nvm_info, "I", "NVM Information");
+           sc, 0, igc_sysctl_nvm_info, "I", "NVM Information");
 
-       adapter->enable_aim = igc_enable_aim;
+       sc->enable_aim = igc_enable_aim;
        SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "enable_aim", CTLFLAG_RW,
-           &adapter->enable_aim, 0,
+           &sc->enable_aim, 0,
            "Interrupt Moderation (1=normal, 2=lowlatency)");
 
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "fw_version", CTLTYPE_STRING | CTLFLAG_RD,
-           adapter, 0, igc_sysctl_print_fw_version, "A",
+           sc, 0, igc_sysctl_print_fw_version, "A",
            "Prints FW/NVM Versions");
 
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "debug", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
-           adapter, 0, igc_sysctl_debug_info, "I", "Debug Information");
+           sc, 0, igc_sysctl_debug_info, "I", "Debug Information");
 
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "fc", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
-           adapter, 0, igc_set_flowcntl, "I", "Flow Control");
+           sc, 0, igc_set_flowcntl, "I", "Flow Control");
 
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "reg_dump",
-           CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, adapter, 0,
+           CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT, sc, 0,
            igc_get_regs, "A", "Dump Registers");
 
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "rs_dump",
-           CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, adapter, 0,
+           CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, sc, 0,
            igc_get_rs, "I", "Dump RS indexes");
 
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "dmac",
-           CTLTYPE_INT | CTLFLAG_RW, adapter, 0,
+           CTLTYPE_INT | CTLFLAG_RW, sc, 0,
            igc_sysctl_dmac, "I", "DMA Coalesce");
 
        /* Determine hardware and mac info */
@@ -559,13 +559,13 @@ igc_if_attach_pre(if_ctx_t ctx)
         * Set the frame limits assuming
         * standard ethernet sized frames.
         */
-       scctx->isc_max_frame_size = adapter->hw.mac.max_frame_size =
+       scctx->isc_max_frame_size = sc->hw.mac.max_frame_size =
            ETHERMTU + ETHER_HDR_LEN + ETHERNET_FCS_SIZE;
 
        /* Allocate multicast array memory. */
-       adapter->mta = malloc(sizeof(u8) * ETHER_ADDR_LEN *
+       sc->mta = malloc(sizeof(u8) * ETHER_ADDR_LEN *
            MAX_NUM_MULTICAST_ADDRESSES, M_DEVBUF, M_NOWAIT);
-       if (adapter->mta == NULL) {
+       if (sc->mta == NULL) {
                device_printf(dev, "Can not allocate multicast setup array\n");
                error = ENOMEM;
                goto err_late;
@@ -577,12 +577,12 @@ igc_if_attach_pre(if_ctx_t ctx)
                              " due to SOL/IDER session.\n");
 
        /* Sysctl for setting Energy Efficient Ethernet */
-       adapter->hw.dev_spec._i225.eee_disable = igc_eee_setting;
+       sc->hw.dev_spec._i225.eee_disable = igc_eee_setting;
        SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
            SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
            OID_AUTO, "eee_control",
            CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
-           adapter, 0, igc_sysctl_eee, "I",
+           sc, 0, igc_sysctl_eee, "I",
            "Disable Energy Efficient Ethernet");
 
        /*
@@ -622,9 +622,9 @@ igc_if_attach_pre(if_ctx_t ctx)
        }
 
        /* Save the EEPROM/NVM versions */
-       igc_fw_version(adapter);
+       igc_fw_version(sc);
 
-       igc_print_fw_version(adapter);
+       igc_print_fw_version(sc);
 
        /*
         * Get Wake-on-Lan and Management info for later use
@@ -633,7 +633,7 @@ igc_if_attach_pre(if_ctx_t ctx)
 
        /* Enable only WOL MAGIC by default */
        scctx->isc_capenable &= ~IFCAP_WOL;
-       if (adapter->wol != 0)
+       if (sc->wol != 0)
                scctx->isc_capenable |= IFCAP_WOL_MAGIC;
 
        iflib_set_mac(ctx, hw->mac.addr);
@@ -641,10 +641,10 @@ igc_if_attach_pre(if_ctx_t ctx)
        return (0);
 
 err_late:
-       igc_release_hw_control(adapter);
+       igc_release_hw_control(sc);
 err_pci:
        igc_free_pci_resources(ctx);
-       free(adapter->mta, M_DEVBUF);
+       free(sc->mta, M_DEVBUF);
 
        return (error);
 }
@@ -652,8 +652,8 @@ err_pci:
 static int
 igc_if_attach_post(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       struct igc_hw *hw = &adapter->hw;
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       struct igc_hw *hw = &sc->hw;
        int error = 0;
 
        /* Setup OS specific network interface */
@@ -665,23 +665,23 @@ igc_if_attach_post(if_ctx_t ctx)
        igc_reset(ctx);
 
        /* Initialize statistics */
-       igc_update_stats_counters(adapter);
+       igc_update_stats_counters(sc);
        hw->mac.get_link_status = true;
        igc_if_update_admin_status(ctx);
-       igc_add_hw_stats(adapter);
+       igc_add_hw_stats(sc);
 
        /* the driver can now take control from firmware */
-       igc_get_hw_control(adapter);
+       igc_get_hw_control(sc);
 
        INIT_DEBUGOUT("igc_if_attach_post: end");
 
        return (error);
 
 err_late:
-       igc_release_hw_control(adapter);
+       igc_release_hw_control(sc);
        igc_free_pci_resources(ctx);
        igc_if_queues_free(ctx);
-       free(adapter->mta, M_DEVBUF);
+       free(sc->mta, M_DEVBUF);
 
        return (error);
 }
@@ -698,13 +698,13 @@ err_late:
 static int
 igc_if_detach(if_ctx_t ctx)
 {
-       struct igc_adapter      *adapter = iflib_get_softc(ctx);
+       struct igc_softc        *sc = iflib_get_softc(ctx);
 
        INIT_DEBUGOUT("igc_if_detach: begin");
 
-       igc_phy_hw_reset(&adapter->hw);
+       igc_phy_hw_reset(&sc->hw);
 
-       igc_release_hw_control(adapter);
+       igc_release_hw_control(sc);
        igc_free_pci_resources(ctx);
 
        return (0);
@@ -728,9 +728,9 @@ igc_if_shutdown(if_ctx_t ctx)
 static int
 igc_if_suspend(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
 
-       igc_release_hw_control(adapter);
+       igc_release_hw_control(sc);
        igc_enable_wakeup(ctx);
        return (0);
 }
@@ -747,7 +747,7 @@ static int
 igc_if_mtu_set(if_ctx_t ctx, uint32_t mtu)
 {
        int max_frame_size;
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
        if_softc_ctx_t scctx = iflib_get_softc_ctx(ctx);
 
         IOCTL_DEBUGOUT("ioctl rcv'd: SIOCSIFMTU (Set Interface MTU)");
@@ -759,7 +759,7 @@ igc_if_mtu_set(if_ctx_t ctx, uint32_t mtu)
                return (EINVAL);
        }
 
-       scctx->isc_max_frame_size = adapter->hw.mac.max_frame_size =
+       scctx->isc_max_frame_size = sc->hw.mac.max_frame_size =
            mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
        return (0);
 }
@@ -776,8 +776,8 @@ igc_if_mtu_set(if_ctx_t ctx, uint32_t mtu)
 static void
 igc_if_init(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       if_softc_ctx_t scctx = adapter->shared;
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       if_softc_ctx_t scctx = sc->shared;
        if_t ifp = iflib_get_ifp(ctx);
        struct igc_tx_queue *tx_que;
        int i;
@@ -785,17 +785,17 @@ igc_if_init(if_ctx_t ctx)
        INIT_DEBUGOUT("igc_if_init: begin");
 
        /* Get the latest mac address, User can use a LAA */
-       bcopy(if_getlladdr(ifp), adapter->hw.mac.addr,
+       bcopy(if_getlladdr(ifp), sc->hw.mac.addr,
            ETHER_ADDR_LEN);
 
        /* Put the address into the Receive Address Array */
-       igc_rar_set(&adapter->hw, adapter->hw.mac.addr, 0);
+       igc_rar_set(&sc->hw, sc->hw.mac.addr, 0);
 
        /* Initialize the hardware */
        igc_reset(ctx);
        igc_if_update_admin_status(ctx);
 
-       for (i = 0, tx_que = adapter->tx_queues; i < adapter->tx_num_queues; 
i++, tx_que++) {
+       for (i = 0, tx_que = sc->tx_queues; i < sc->tx_num_queues; i++, 
tx_que++) {
                struct tx_ring *txr = &tx_que->txr;
 
                txr->tx_rs_cidx = txr->tx_rs_pidx;
@@ -809,7 +809,7 @@ igc_if_init(if_ctx_t ctx)
        }
 
        /* Setup VLAN support, basic and offload if available */
-       IGC_WRITE_REG(&adapter->hw, IGC_VET, ETHERTYPE_VLAN);
+       IGC_WRITE_REG(&sc->hw, IGC_VET, ETHERTYPE_VLAN);
 
        /* Prepare transmit descriptors and buffers */
        igc_initialize_transmit_unit(ctx);
@@ -817,7 +817,7 @@ igc_if_init(if_ctx_t ctx)
        /* Setup Multicast table */
        igc_if_multi_set(ctx);
 
-       adapter->rx_mbuf_sz = iflib_get_rx_mbuf_sz(ctx);
+       sc->rx_mbuf_sz = iflib_get_rx_mbuf_sz(ctx);
        igc_initialize_receive_unit(ctx);
 
        /* Set up VLAN support */
@@ -825,20 +825,20 @@ igc_if_init(if_ctx_t ctx)
 
        /* Don't lose promiscuous settings */
        igc_if_set_promisc(ctx, if_getflags(ifp));
-       igc_clear_hw_cntrs_base_generic(&adapter->hw);
+       igc_clear_hw_cntrs_base_generic(&sc->hw);
 
-       if (adapter->intr_type == IFLIB_INTR_MSIX) /* Set up queue routing */
-               igc_configure_queues(adapter);
+       if (sc->intr_type == IFLIB_INTR_MSIX) /* Set up queue routing */
+               igc_configure_queues(sc);
 
        /* this clears any pending interrupts */
-       IGC_READ_REG(&adapter->hw, IGC_ICR);
-       IGC_WRITE_REG(&adapter->hw, IGC_ICS, IGC_ICS_LSC);
+       IGC_READ_REG(&sc->hw, IGC_ICR);
+       IGC_WRITE_REG(&sc->hw, IGC_ICS, IGC_ICS_LSC);
 
        /* the driver can now take control from firmware */
-       igc_get_hw_control(adapter);
+       igc_get_hw_control(sc);
 
        /* Set Energy Efficient Ethernet */
-       igc_set_eee_i225(&adapter->hw, true, true, true);
+       igc_set_eee_i225(&sc->hw, true, true, true);
 }
 
 enum eitr_latency_target {
@@ -853,7 +853,7 @@ enum eitr_latency_target {
  *
  *********************************************************************/
 static void
-igc_neweitr(struct igc_adapter *sc, struct igc_rx_queue *que,
+igc_neweitr(struct igc_softc *sc, struct igc_rx_queue *que,
     struct tx_ring *txr, struct rx_ring *rxr)
 {
        struct igc_hw *hw = &sc->hw;
@@ -985,12 +985,12 @@ igc_set_next_eitr:
 int
 igc_intr(void *arg)
 {
-       struct igc_adapter *adapter = arg;
-       struct igc_hw *hw = &adapter->hw;
-       struct igc_rx_queue *que = &adapter->rx_queues[0];
-       struct tx_ring *txr = &adapter->tx_queues[0].txr;
+       struct igc_softc *sc = arg;
+       struct igc_hw *hw = &sc->hw;
+       struct igc_rx_queue *que = &sc->rx_queues[0];
+       struct tx_ring *txr = &sc->tx_queues[0].txr;
        struct rx_ring *rxr = &que->rxr;
-       if_ctx_t ctx = adapter->ctx;
+       if_ctx_t ctx = sc->ctx;
        u32 reg_icr;
 
        reg_icr = IGC_READ_REG(hw, IGC_ICR);
@@ -1019,9 +1019,9 @@ igc_intr(void *arg)
                igc_handle_link(ctx);
 
        if (reg_icr & IGC_ICR_RXO)
-               adapter->rx_overruns++;
+               sc->rx_overruns++;
 
-       igc_neweitr(adapter, que, txr, rxr);
+       igc_neweitr(sc, que, txr, rxr);
 
        /* Reset state */
        txr->tx_bytes = 0;
@@ -1035,20 +1035,20 @@ igc_intr(void *arg)
 static int
 igc_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       struct igc_rx_queue *rxq = &adapter->rx_queues[rxqid];
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       struct igc_rx_queue *rxq = &sc->rx_queues[rxqid];
 
-       IGC_WRITE_REG(&adapter->hw, IGC_EIMS, rxq->eims);
+       IGC_WRITE_REG(&sc->hw, IGC_EIMS, rxq->eims);
        return (0);
 }
 
 static int
 igc_if_tx_queue_intr_enable(if_ctx_t ctx, uint16_t txqid)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       struct igc_tx_queue *txq = &adapter->tx_queues[txqid];
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       struct igc_tx_queue *txq = &sc->tx_queues[txqid];
 
-       IGC_WRITE_REG(&adapter->hw, IGC_EIMS, txq->eims);
+       IGC_WRITE_REG(&sc->hw, IGC_EIMS, txq->eims);
        return (0);
 }
 
@@ -1061,7 +1061,7 @@ static int
 igc_msix_que(void *arg)
 {
        struct igc_rx_queue *que = arg;
-       struct igc_adapter *sc = que->adapter;
+       struct igc_softc *sc = que->sc;
        struct tx_ring *txr = &sc->tx_queues[que->msix].txr;
        struct rx_ring *rxr = &que->rxr;
 
@@ -1086,22 +1086,22 @@ igc_msix_que(void *arg)
 static int
 igc_msix_link(void *arg)
 {
-       struct igc_adapter *adapter = arg;
+       struct igc_softc *sc = arg;
        u32 reg_icr;
 
-       ++adapter->link_irq;
-       MPASS(adapter->hw.back != NULL);
-       reg_icr = IGC_READ_REG(&adapter->hw, IGC_ICR);
+       ++sc->link_irq;
+       MPASS(sc->hw.back != NULL);
+       reg_icr = IGC_READ_REG(&sc->hw, IGC_ICR);
 
        if (reg_icr & IGC_ICR_RXO)
-               adapter->rx_overruns++;
+               sc->rx_overruns++;
 
        if (reg_icr & (IGC_ICR_RXSEQ | IGC_ICR_LSC)) {
-               igc_handle_link(adapter->ctx);
+               igc_handle_link(sc->ctx);
        }
 
-       IGC_WRITE_REG(&adapter->hw, IGC_IMS, IGC_IMS_LSC);
-       IGC_WRITE_REG(&adapter->hw, IGC_EIMS, adapter->link_mask);
+       IGC_WRITE_REG(&sc->hw, IGC_IMS, IGC_IMS_LSC);
+       IGC_WRITE_REG(&sc->hw, IGC_EIMS, sc->link_mask);
 
        return (FILTER_HANDLED);
 }
@@ -1110,9 +1110,9 @@ static void
 igc_handle_link(void *context)
 {
        if_ctx_t ctx = context;
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
 
-       adapter->hw.mac.get_link_status = true;
+       sc->hw.mac.get_link_status = true;
        iflib_admin_intr_deferred(ctx);
 }
 
@@ -1127,7 +1127,7 @@ igc_handle_link(void *context)
 static void
 igc_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
 
        INIT_DEBUGOUT("igc_if_media_status: begin");
 
@@ -1136,13 +1136,13 @@ igc_if_media_status(if_ctx_t ctx, struct ifmediareq 
*ifmr)
        ifmr->ifm_status = IFM_AVALID;
        ifmr->ifm_active = IFM_ETHER;
 
-       if (!adapter->link_active) {
+       if (!sc->link_active) {
                return;
        }
 
        ifmr->ifm_status |= IFM_ACTIVE;
 
-       switch (adapter->link_speed) {
+       switch (sc->link_speed) {
        case 10:
                ifmr->ifm_active |= IFM_10_T;
                break;
@@ -1157,7 +1157,7 @@ igc_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr)
                 break;
        }
 
-       if (adapter->link_duplex == FULL_DUPLEX)
+       if (sc->link_duplex == FULL_DUPLEX)
                ifmr->ifm_active |= IFM_FDX;
        else
                ifmr->ifm_active |= IFM_HDX;
@@ -1174,7 +1174,7 @@ igc_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr)
 static int
 igc_if_media_change(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
        struct ifmedia *ifm = iflib_get_media(ctx);
 
        INIT_DEBUGOUT("igc_if_media_change: begin");
@@ -1182,32 +1182,32 @@ igc_if_media_change(if_ctx_t ctx)
        if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
                return (EINVAL);
 
-       adapter->hw.mac.autoneg = DO_AUTO_NEG;
+       sc->hw.mac.autoneg = DO_AUTO_NEG;
 
        switch (IFM_SUBTYPE(ifm->ifm_media)) {
        case IFM_AUTO:
-               adapter->hw.phy.autoneg_advertised = AUTONEG_ADV_DEFAULT;
+               sc->hw.phy.autoneg_advertised = AUTONEG_ADV_DEFAULT;
                break;
         case IFM_2500_T:
-                adapter->hw.phy.autoneg_advertised = ADVERTISE_2500_FULL;
+                sc->hw.phy.autoneg_advertised = ADVERTISE_2500_FULL;
                 break;
        case IFM_1000_T:
-               adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
+               sc->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
                break;
        case IFM_100_TX:
                if ((ifm->ifm_media & IFM_GMASK) == IFM_FDX)
-                       adapter->hw.phy.autoneg_advertised = ADVERTISE_100_FULL;
+                       sc->hw.phy.autoneg_advertised = ADVERTISE_100_FULL;
                else
-                       adapter->hw.phy.autoneg_advertised = ADVERTISE_100_HALF;
+                       sc->hw.phy.autoneg_advertised = ADVERTISE_100_HALF;
                break;
        case IFM_10_T:
                if ((ifm->ifm_media & IFM_GMASK) == IFM_FDX)
-                       adapter->hw.phy.autoneg_advertised = ADVERTISE_10_FULL;
+                       sc->hw.phy.autoneg_advertised = ADVERTISE_10_FULL;
                else
-                       adapter->hw.phy.autoneg_advertised = ADVERTISE_10_HALF;
+                       sc->hw.phy.autoneg_advertised = ADVERTISE_10_HALF;
                break;
        default:
-               device_printf(adapter->dev, "Unsupported media type\n");
+               device_printf(sc->dev, "Unsupported media type\n");
        }
 
        igc_if_init(ctx);
@@ -1218,12 +1218,12 @@ igc_if_media_change(if_ctx_t ctx)
 static int
 igc_if_set_promisc(if_ctx_t ctx, int flags)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
        if_t ifp = iflib_get_ifp(ctx);
        u32 reg_rctl;
        int mcnt = 0;
 
-       reg_rctl = IGC_READ_REG(&adapter->hw, IGC_RCTL);
+       reg_rctl = IGC_READ_REG(&sc->hw, IGC_RCTL);
        reg_rctl &= ~(IGC_RCTL_SBP | IGC_RCTL_UPE);
        if (flags & IFF_ALLMULTI)
                mcnt = MAX_NUM_MULTICAST_ADDRESSES;
@@ -1233,18 +1233,18 @@ igc_if_set_promisc(if_ctx_t ctx, int flags)
        /* Don't disable if in MAX groups */
        if (mcnt < MAX_NUM_MULTICAST_ADDRESSES)
                reg_rctl &=  (~IGC_RCTL_MPE);
-       IGC_WRITE_REG(&adapter->hw, IGC_RCTL, reg_rctl);
+       IGC_WRITE_REG(&sc->hw, IGC_RCTL, reg_rctl);
 
        if (flags & IFF_PROMISC) {
                reg_rctl |= (IGC_RCTL_UPE | IGC_RCTL_MPE);
                /* Turn this on if you want to see bad packets */
                if (igc_debug_sbp)
                        reg_rctl |= IGC_RCTL_SBP;
-               IGC_WRITE_REG(&adapter->hw, IGC_RCTL, reg_rctl);
+               IGC_WRITE_REG(&sc->hw, IGC_RCTL, reg_rctl);
        } else if (flags & IFF_ALLMULTI) {
                reg_rctl |= IGC_RCTL_MPE;
                reg_rctl &= ~IGC_RCTL_UPE;
-               IGC_WRITE_REG(&adapter->hw, IGC_RCTL, reg_rctl);
+               IGC_WRITE_REG(&sc->hw, IGC_RCTL, reg_rctl);
        }
        return (0);
 }
@@ -1272,7 +1272,7 @@ igc_copy_maddr(void *arg, struct sockaddr_dl *sdl, u_int 
idx)
 static void
 igc_if_multi_set(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
        if_t ifp = iflib_get_ifp(ctx);
        u8  *mta; /* Multicast array memory */
        u32 reg_rctl = 0;
@@ -1280,12 +1280,12 @@ igc_if_multi_set(if_ctx_t ctx)
 
        IOCTL_DEBUGOUT("igc_set_multi: begin");
 
-       mta = adapter->mta;
+       mta = sc->mta;
        bzero(mta, sizeof(u8) * ETHER_ADDR_LEN * MAX_NUM_MULTICAST_ADDRESSES);
 
        mcnt = if_foreach_llmaddr(ifp, igc_copy_maddr, mta);
 
-       reg_rctl = IGC_READ_REG(&adapter->hw, IGC_RCTL);
+       reg_rctl = IGC_READ_REG(&sc->hw, IGC_RCTL);
 
        if (if_getflags(ifp) & IFF_PROMISC) {
                reg_rctl |= (IGC_RCTL_UPE | IGC_RCTL_MPE);
@@ -1300,9 +1300,9 @@ igc_if_multi_set(if_ctx_t ctx)
                reg_rctl &= ~(IGC_RCTL_UPE | IGC_RCTL_MPE);
 
        if (mcnt < MAX_NUM_MULTICAST_ADDRESSES)
-               igc_update_mc_addr_list(&adapter->hw, mta, mcnt);
+               igc_update_mc_addr_list(&sc->hw, mta, mcnt);
 
-       IGC_WRITE_REG(&adapter->hw, IGC_RCTL, reg_rctl);
+       IGC_WRITE_REG(&sc->hw, IGC_RCTL, reg_rctl);
 }
 
 /*********************************************************************
@@ -1326,8 +1326,8 @@ igc_if_timer(if_ctx_t ctx, uint16_t qid)
 static void
 igc_if_update_admin_status(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       struct igc_hw *hw = &adapter->hw;
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       struct igc_hw *hw = &sc->hw;
        device_t dev = iflib_get_dev(ctx);
        u32 link_check, thstat, ctrl;
 
@@ -1351,36 +1351,36 @@ igc_if_update_admin_status(if_ctx_t ctx)
        }
 
        /* Now check for a transition */
-       if (link_check && (adapter->link_active == 0)) {
-               igc_get_speed_and_duplex(hw, &adapter->link_speed,
-                   &adapter->link_duplex);
+       if (link_check && (sc->link_active == 0)) {
+               igc_get_speed_and_duplex(hw, &sc->link_speed,
+                   &sc->link_duplex);
                if (bootverbose)
                        device_printf(dev, "Link is up %d Mbps %s\n",
-                           adapter->link_speed,
-                           ((adapter->link_duplex == FULL_DUPLEX) ?
+                           sc->link_speed,
+                           ((sc->link_duplex == FULL_DUPLEX) ?
                            "Full Duplex" : "Half Duplex"));
-               adapter->link_active = 1;
+               sc->link_active = 1;
                iflib_link_state_change(ctx, LINK_STATE_UP,
-                   IF_Mbps(adapter->link_speed));
-       } else if (!link_check && (adapter->link_active == 1)) {
-               adapter->link_speed = 0;
-               adapter->link_duplex = 0;
-               adapter->link_active = 0;
+                   IF_Mbps(sc->link_speed));
+       } else if (!link_check && (sc->link_active == 1)) {
+               sc->link_speed = 0;
+               sc->link_duplex = 0;
+               sc->link_active = 0;
                iflib_link_state_change(ctx, LINK_STATE_DOWN, 0);
        }
-       igc_update_stats_counters(adapter);
+       igc_update_stats_counters(sc);
 }
 
 static void
 igc_if_watchdog_reset(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
 
        /*
         * Just count the event; iflib(4) will already trigger a
         * sufficient reset of the controller.
         */
-       adapter->watchdog_events++;
+       sc->watchdog_events++;
 }
 
 /*********************************************************************
@@ -1392,12 +1392,12 @@ igc_if_watchdog_reset(if_ctx_t ctx)
 static void
 igc_if_stop(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
 
        INIT_DEBUGOUT("igc_if_stop: begin");
 
-       igc_reset_hw(&adapter->hw);
-       IGC_WRITE_REG(&adapter->hw, IGC_WUC, 0);
+       igc_reset_hw(&sc->hw);
+       IGC_WRITE_REG(&sc->hw, IGC_WUC, 0);
 }
 
 /*********************************************************************
@@ -1409,22 +1409,22 @@ static void
 igc_identify_hardware(if_ctx_t ctx)
 {
        device_t dev = iflib_get_dev(ctx);
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
 
        /* Make sure our PCI config space has the necessary stuff set */
-       adapter->hw.bus.pci_cmd_word = pci_read_config(dev, PCIR_COMMAND, 2);
+       sc->hw.bus.pci_cmd_word = pci_read_config(dev, PCIR_COMMAND, 2);
 
        /* Save off the information about this board */
-       adapter->hw.vendor_id = pci_get_vendor(dev);
-       adapter->hw.device_id = pci_get_device(dev);
-       adapter->hw.revision_id = pci_read_config(dev, PCIR_REVID, 1);
-       adapter->hw.subsystem_vendor_id =
+       sc->hw.vendor_id = pci_get_vendor(dev);
+       sc->hw.device_id = pci_get_device(dev);
+       sc->hw.revision_id = pci_read_config(dev, PCIR_REVID, 1);
+       sc->hw.subsystem_vendor_id =
            pci_read_config(dev, PCIR_SUBVEND_0, 2);
-       adapter->hw.subsystem_device_id =
+       sc->hw.subsystem_device_id =
            pci_read_config(dev, PCIR_SUBDEV_0, 2);
 
        /* Do Shared Code Init and Setup */
-       if (igc_set_mac_type(&adapter->hw)) {
+       if (igc_set_mac_type(&sc->hw)) {
                device_printf(dev, "Setup init failure\n");
                return;
        }
@@ -1433,23 +1433,23 @@ igc_identify_hardware(if_ctx_t ctx)
 static int
 igc_allocate_pci_resources(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
+       struct igc_softc *sc = iflib_get_softc(ctx);
        device_t dev = iflib_get_dev(ctx);
        int rid;
 
        rid = PCIR_BAR(0);
-       adapter->memory = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
+       sc->memory = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
            &rid, RF_ACTIVE);
-       if (adapter->memory == NULL) {
+       if (sc->memory == NULL) {
                device_printf(dev, "Unable to allocate bus resource: memory\n");
                return (ENXIO);
        }
-       adapter->osdep.mem_bus_space_tag = rman_get_bustag(adapter->memory);
-       adapter->osdep.mem_bus_space_handle =
-           rman_get_bushandle(adapter->memory);
-       adapter->hw.hw_addr = (u8 *)&adapter->osdep.mem_bus_space_handle;
+       sc->osdep.mem_bus_space_tag = rman_get_bustag(sc->memory);
+       sc->osdep.mem_bus_space_handle =
+           rman_get_bushandle(sc->memory);
+       sc->hw.hw_addr = (u8 *)&sc->osdep.mem_bus_space_handle;
 
-       adapter->hw.back = &adapter->osdep;
+       sc->hw.back = &sc->osdep;
 
        return (0);
 }
@@ -1462,20 +1462,20 @@ igc_allocate_pci_resources(if_ctx_t ctx)
 static int
 igc_if_msix_intr_assign(if_ctx_t ctx, int msix)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       struct igc_rx_queue *rx_que = adapter->rx_queues;
-       struct igc_tx_queue *tx_que = adapter->tx_queues;
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       struct igc_rx_queue *rx_que = sc->rx_queues;
+       struct igc_tx_queue *tx_que = sc->tx_queues;
        int error, rid, i, vector = 0, rx_vectors;
        char buf[16];
 
        /* First set up ring resources */
-       for (i = 0; i < adapter->rx_num_queues; i++, rx_que++, vector++) {
+       for (i = 0; i < sc->rx_num_queues; i++, rx_que++, vector++) {
                rid = vector + 1;
                snprintf(buf, sizeof(buf), "rxq%d", i);
                error = iflib_irq_alloc_generic(ctx, &rx_que->que_irq, rid, 
IFLIB_INTR_RXTX, igc_msix_que, rx_que, rx_que->me, buf);
                if (error) {
                        device_printf(iflib_get_dev(ctx), "Failed to allocate 
que int %d err: %d", i, error);
-                       adapter->rx_num_queues = i + 1;
+                       sc->rx_num_queues = i + 1;
                        goto fail;
                }
 
@@ -1492,14 +1492,14 @@ igc_if_msix_intr_assign(if_ctx_t ctx, int msix)
        rx_vectors = vector;
 
        vector = 0;
-       for (i = 0; i < adapter->tx_num_queues; i++, tx_que++, vector++) {
+       for (i = 0; i < sc->tx_num_queues; i++, tx_que++, vector++) {
                snprintf(buf, sizeof(buf), "txq%d", i);
-               tx_que = &adapter->tx_queues[i];
+               tx_que = &sc->tx_queues[i];
                iflib_softirq_alloc_generic(ctx,
-                   &adapter->rx_queues[i % adapter->rx_num_queues].que_irq,
+                   &sc->rx_queues[i % sc->rx_num_queues].que_irq,
                    IFLIB_INTR_TX, tx_que, tx_que->me, buf);
 
-               tx_que->msix = (vector % adapter->rx_num_queues);
+               tx_que->msix = (vector % sc->rx_num_queues);
 
                /*
                 * Set the bit to enable interrupt
@@ -1512,26 +1512,26 @@ igc_if_msix_intr_assign(if_ctx_t ctx, int msix)
 
        /* Link interrupt */
        rid = rx_vectors + 1;
-       error = iflib_irq_alloc_generic(ctx, &adapter->irq, rid, 
IFLIB_INTR_ADMIN, igc_msix_link, adapter, 0, "aq");
+       error = iflib_irq_alloc_generic(ctx, &sc->irq, rid, IFLIB_INTR_ADMIN, 
igc_msix_link, sc, 0, "aq");
 
        if (error) {
                device_printf(iflib_get_dev(ctx), "Failed to register admin 
handler");
                goto fail;
        }
-       adapter->linkvec = rx_vectors;
+       sc->linkvec = rx_vectors;
        return (0);
 fail:
-       iflib_irq_free(ctx, &adapter->irq);
-       rx_que = adapter->rx_queues;
-       for (int i = 0; i < adapter->rx_num_queues; i++, rx_que++)
+       iflib_irq_free(ctx, &sc->irq);
+       rx_que = sc->rx_queues;
+       for (int i = 0; i < sc->rx_num_queues; i++, rx_que++)
                iflib_irq_free(ctx, &rx_que->que_irq);
        return (error);
 }
 
 static void
-igc_configure_queues(struct igc_adapter *adapter)
+igc_configure_queues(struct igc_softc *sc)
 {
-       struct igc_hw *hw = &adapter->hw;
+       struct igc_hw *hw = &sc->hw;
        struct igc_rx_queue *rx_que;
        struct igc_tx_queue *tx_que;
        u32 ivar = 0, newitr = 0;
@@ -1543,10 +1543,10 @@ igc_configure_queues(struct igc_adapter *adapter)
 
        /* Turn on MSI-X */
        /* RX entries */
-       for (int i = 0; i < adapter->rx_num_queues; i++) {
+       for (int i = 0; i < sc->rx_num_queues; i++) {
                u32 index = i >> 1;
                ivar = IGC_READ_REG_ARRAY(hw, IGC_IVAR0, index);
-               rx_que = &adapter->rx_queues[i];
+               rx_que = &sc->rx_queues[i];
                if (i & 1) {
                        ivar &= 0xFF00FFFF;
                        ivar |= (rx_que->msix | IGC_IVAR_VALID) << 16;
@@ -1557,10 +1557,10 @@ igc_configure_queues(struct igc_adapter *adapter)
                IGC_WRITE_REG_ARRAY(hw, IGC_IVAR0, index, ivar);
        }
        /* TX entries */
-       for (int i = 0; i < adapter->tx_num_queues; i++) {
+       for (int i = 0; i < sc->tx_num_queues; i++) {
                u32 index = i >> 1;
                ivar = IGC_READ_REG_ARRAY(hw, IGC_IVAR0, index);
-               tx_que = &adapter->tx_queues[i];
+               tx_que = &sc->tx_queues[i];
                if (i & 1) {
                        ivar &= 0x00FFFFFF;
                        ivar |= (tx_que->msix | IGC_IVAR_VALID) << 24;
@@ -1569,12 +1569,12 @@ igc_configure_queues(struct igc_adapter *adapter)
                        ivar |= (tx_que->msix | IGC_IVAR_VALID) << 8;
                }
                IGC_WRITE_REG_ARRAY(hw, IGC_IVAR0, index, ivar);
-               adapter->que_mask |= tx_que->eims;
+               sc->que_mask |= tx_que->eims;
        }
 
        /* And for the link interrupt */
-       ivar = (adapter->linkvec | IGC_IVAR_VALID) << 8;
-       adapter->link_mask = 1 << adapter->linkvec;
+       ivar = (sc->linkvec | IGC_IVAR_VALID) << 8;
+       sc->link_mask = 1 << sc->linkvec;
        IGC_WRITE_REG(hw, IGC_IVAR_MISC, ivar);
 
        /* Set the starting interrupt rate */
@@ -1583,8 +1583,8 @@ igc_configure_queues(struct igc_adapter *adapter)
 
        newitr |= IGC_EITR_CNT_IGNR;
 
-       for (int i = 0; i < adapter->rx_num_queues; i++) {
-               rx_que = &adapter->rx_queues[i];
+       for (int i = 0; i < sc->rx_num_queues; i++) {
+               rx_que = &sc->rx_queues[i];
                IGC_WRITE_REG(hw, IGC_EITR(rx_que->msix), newitr);
        }
 
@@ -1594,34 +1594,34 @@ igc_configure_queues(struct igc_adapter *adapter)
 static void
 igc_free_pci_resources(if_ctx_t ctx)
 {
-       struct igc_adapter *adapter = iflib_get_softc(ctx);
-       struct igc_rx_queue *que = adapter->rx_queues;
+       struct igc_softc *sc = iflib_get_softc(ctx);
+       struct igc_rx_queue *que = sc->rx_queues;
        device_t dev = iflib_get_dev(ctx);
 
        /* Release all MSI-X queue resources */
-       if (adapter->intr_type == IFLIB_INTR_MSIX)
*** 1507 LINES SKIPPED ***

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