2 * Copyright (c) 2013-2014 Qlogic Corporation
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * and ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
30 * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
40 #include "ql_inline.h"
47 * Some PCI Configuration Space Related Defines
50 #ifndef PCI_VENDOR_QLOGIC
51 #define PCI_VENDOR_QLOGIC 0x1077
54 #ifndef PCI_PRODUCT_QLOGIC_ISP8030
55 #define PCI_PRODUCT_QLOGIC_ISP8030 0x8030
58 #define PCI_QLOGIC_ISP8030 \
59 ((PCI_PRODUCT_QLOGIC_ISP8030 << 16) | PCI_VENDOR_QLOGIC)
64 static int qla_alloc_parent_dma_tag(qla_host_t *ha);
65 static void qla_free_parent_dma_tag(qla_host_t *ha);
66 static int qla_alloc_xmt_bufs(qla_host_t *ha);
67 static void qla_free_xmt_bufs(qla_host_t *ha);
68 static int qla_alloc_rcv_bufs(qla_host_t *ha);
69 static void qla_free_rcv_bufs(qla_host_t *ha);
70 static void qla_clear_tx_buf(qla_host_t *ha, qla_tx_buf_t *txb);
72 static void qla_init_ifnet(device_t dev, qla_host_t *ha);
73 static int qla_sysctl_get_stats(SYSCTL_HANDLER_ARGS);
74 static int qla_sysctl_get_link_status(SYSCTL_HANDLER_ARGS);
75 static void qla_release(qla_host_t *ha);
76 static void qla_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs,
78 static void qla_stop(qla_host_t *ha);
79 static int qla_send(qla_host_t *ha, struct mbuf **m_headp);
80 static void qla_tx_done(void *context, int pending);
81 static void qla_get_peer(qla_host_t *ha);
82 static void qla_error_recovery(void *context, int pending);
85 * Hooks to the Operating Systems
87 static int qla_pci_probe (device_t);
88 static int qla_pci_attach (device_t);
89 static int qla_pci_detach (device_t);
91 static void qla_init(void *arg);
92 static int qla_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
93 static int qla_media_change(struct ifnet *ifp);
94 static void qla_media_status(struct ifnet *ifp, struct ifmediareq *ifmr);
95 static void qla_start(struct ifnet *ifp);
97 static device_method_t qla_pci_methods[] = {
98 /* Device interface */
99 DEVMETHOD(device_probe, qla_pci_probe),
100 DEVMETHOD(device_attach, qla_pci_attach),
101 DEVMETHOD(device_detach, qla_pci_detach),
105 static driver_t qla_pci_driver = {
106 "ql", qla_pci_methods, sizeof (qla_host_t),
109 static devclass_t qla83xx_devclass;
111 DRIVER_MODULE(qla83xx, pci, qla_pci_driver, qla83xx_devclass, 0, 0);
113 MODULE_DEPEND(qla83xx, pci, 1, 1, 1);
114 MODULE_DEPEND(qla83xx, ether, 1, 1, 1);
116 MALLOC_DEFINE(M_QLA83XXBUF, "qla83xxbuf", "Buffers for qla83xx driver");
118 #define QL_STD_REPLENISH_THRES 0
119 #define QL_JUMBO_REPLENISH_THRES 32
122 static char dev_str[64];
125 * Name: qla_pci_probe
126 * Function: Validate the PCI device to be a QLA80XX device
129 qla_pci_probe(device_t dev)
131 switch ((pci_get_device(dev) << 16) | (pci_get_vendor(dev))) {
132 case PCI_QLOGIC_ISP8030:
133 snprintf(dev_str, sizeof(dev_str), "%s v%d.%d.%d",
134 "Qlogic ISP 83xx PCI CNA Adapter-Ethernet Function",
135 QLA_VERSION_MAJOR, QLA_VERSION_MINOR,
137 device_set_desc(dev, dev_str);
144 printf("%s: %s\n ", __func__, dev_str);
146 return (BUS_PROBE_DEFAULT);
150 qla_add_sysctls(qla_host_t *ha)
152 device_t dev = ha->pci_dev;
154 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
155 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
156 OID_AUTO, "stats", CTLTYPE_INT | CTLFLAG_RW,
158 qla_sysctl_get_stats, "I", "Statistics");
160 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
161 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
162 OID_AUTO, "fw_version", CTLFLAG_RD,
163 &ha->fw_ver_str, 0, "firmware version");
165 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
166 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
167 OID_AUTO, "link_status", CTLTYPE_INT | CTLFLAG_RW,
169 qla_sysctl_get_link_status, "I", "Link Status");
172 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
173 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
174 OID_AUTO, "debug", CTLFLAG_RW,
175 &ha->dbg_level, ha->dbg_level, "Debug Level");
177 ha->std_replenish = QL_STD_REPLENISH_THRES;
178 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
179 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
180 OID_AUTO, "std_replenish", CTLFLAG_RW,
181 &ha->std_replenish, ha->std_replenish,
182 "Threshold for Replenishing Standard Frames");
184 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
185 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
186 OID_AUTO, "ipv4_lro",
187 CTLFLAG_RD, &ha->ipv4_lro,
188 "number of ipv4 lro completions");
190 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
191 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
192 OID_AUTO, "ipv6_lro",
193 CTLFLAG_RD, &ha->ipv6_lro,
194 "number of ipv6 lro completions");
196 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
197 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
198 OID_AUTO, "tx_tso_frames",
199 CTLFLAG_RD, &ha->tx_tso_frames,
200 "number of Tx TSO Frames");
202 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
203 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
204 OID_AUTO, "hw_vlan_tx_frames",
205 CTLFLAG_RD, &ha->hw_vlan_tx_frames,
206 "number of Tx VLAN Frames");
212 qla_watchdog(void *arg)
214 qla_host_t *ha = arg;
218 qla_hw_tx_cntxt_t *hw_tx_cntxt;
223 if (ha->flags.qla_watchdog_exit) {
224 ha->qla_watchdog_exited = 1;
227 ha->qla_watchdog_exited = 0;
229 if (!ha->flags.qla_watchdog_pause) {
230 if (ql_hw_check_health(ha) || ha->qla_initiate_recovery ||
231 (ha->msg_from_peer == QL_PEER_MSG_RESET)) {
232 ha->qla_watchdog_paused = 1;
233 ha->flags.qla_watchdog_pause = 1;
234 ha->qla_initiate_recovery = 0;
236 taskqueue_enqueue(ha->err_tq, &ha->err_task);
238 for (i = 0; i < ha->hw.num_tx_rings; i++) {
239 hw_tx_cntxt = &hw->tx_cntxt[i];
240 if (qla_le32_to_host(*(hw_tx_cntxt->tx_cons)) !=
241 hw_tx_cntxt->txr_comp) {
242 taskqueue_enqueue(ha->tx_tq,
248 if ((ifp->if_snd.ifq_head != NULL) && QL_RUNNING(ifp)) {
249 taskqueue_enqueue(ha->tx_tq, &ha->tx_task);
251 ha->qla_watchdog_paused = 0;
255 ha->qla_watchdog_paused = 1;
258 ha->watchdog_ticks = ha->watchdog_ticks++ % 1000;
259 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
264 * Name: qla_pci_attach
265 * Function: attaches the device to the operating system
268 qla_pci_attach(device_t dev)
270 qla_host_t *ha = NULL;
274 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
276 if ((ha = device_get_softc(dev)) == NULL) {
277 device_printf(dev, "cannot get softc\n");
281 memset(ha, 0, sizeof (qla_host_t));
283 if (pci_get_device(dev) != PCI_PRODUCT_QLOGIC_ISP8030) {
284 device_printf(dev, "device is not ISP8030\n");
288 ha->pci_func = pci_get_function(dev);
292 pci_enable_busmaster(dev);
294 ha->reg_rid = PCIR_BAR(0);
295 ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
298 if (ha->pci_reg == NULL) {
299 device_printf(dev, "unable to map any ports\n");
300 goto qla_pci_attach_err;
303 rsrc_len = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
306 mtx_init(&ha->hw_lock, "qla83xx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
308 mtx_init(&ha->tx_lock, "qla83xx_tx_lock", MTX_NETWORK_LOCK, MTX_DEF);
311 ql_hw_add_sysctls(ha);
313 ha->flags.lock_init = 1;
315 ha->reg_rid1 = PCIR_BAR(2);
316 ha->pci_reg1 = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
317 &ha->reg_rid1, RF_ACTIVE);
319 ha->msix_count = pci_msix_count(dev);
321 if (ha->msix_count < (ha->hw.num_sds_rings + 1)) {
322 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
324 goto qla_pci_attach_err;
327 QL_DPRINT2(ha, (dev, "%s: ha %p pci_func 0x%x rsrc_count 0x%08x"
328 " msix_count 0x%x pci_reg %p\n", __func__, ha,
329 ha->pci_func, rsrc_len, ha->msix_count, ha->pci_reg));
331 ha->msix_count = ha->hw.num_sds_rings + 1;
333 if (pci_alloc_msix(dev, &ha->msix_count)) {
334 device_printf(dev, "%s: pci_alloc_msi[%d] failed\n", __func__,
337 goto qla_pci_attach_err;
341 ha->mbx_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
343 (RF_ACTIVE | RF_SHAREABLE));
344 if (ha->mbx_irq == NULL) {
345 device_printf(dev, "could not allocate mbx interrupt\n");
346 goto qla_pci_attach_err;
348 if (bus_setup_intr(dev, ha->mbx_irq, (INTR_TYPE_NET | INTR_MPSAFE),
349 NULL, ql_mbx_isr, ha, &ha->mbx_handle)) {
350 device_printf(dev, "could not setup mbx interrupt\n");
351 goto qla_pci_attach_err;
355 for (i = 0; i < ha->hw.num_sds_rings; i++) {
356 ha->irq_vec[i].sds_idx = i;
357 ha->irq_vec[i].ha = ha;
358 ha->irq_vec[i].irq_rid = 2 + i;
360 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
361 &ha->irq_vec[i].irq_rid,
362 (RF_ACTIVE | RF_SHAREABLE));
364 if (ha->irq_vec[i].irq == NULL) {
365 device_printf(dev, "could not allocate interrupt\n");
366 goto qla_pci_attach_err;
368 if (bus_setup_intr(dev, ha->irq_vec[i].irq,
369 (INTR_TYPE_NET | INTR_MPSAFE),
370 NULL, ql_isr, &ha->irq_vec[i],
371 &ha->irq_vec[i].handle)) {
372 device_printf(dev, "could not setup interrupt\n");
373 goto qla_pci_attach_err;
377 printf("%s: mp__ncpus %d sds %d rds %d msi-x %d\n", __func__, mp_ncpus,
378 ha->hw.num_sds_rings, ha->hw.num_rds_rings, ha->msix_count);
380 /* initialize hardware */
381 if (ql_init_hw(ha)) {
382 device_printf(dev, "%s: ql_init_hw failed\n", __func__);
383 goto qla_pci_attach_err;
386 device_printf(dev, "%s: firmware[%d.%d.%d.%d]\n", __func__,
387 ha->fw_ver_major, ha->fw_ver_minor, ha->fw_ver_sub,
389 snprintf(ha->fw_ver_str, sizeof(ha->fw_ver_str), "%d.%d.%d.%d",
390 ha->fw_ver_major, ha->fw_ver_minor, ha->fw_ver_sub,
393 ql_read_mac_addr(ha);
395 /* allocate parent dma tag */
396 if (qla_alloc_parent_dma_tag(ha)) {
397 device_printf(dev, "%s: qla_alloc_parent_dma_tag failed\n",
399 goto qla_pci_attach_err;
402 /* alloc all dma buffers */
403 if (ql_alloc_dma(ha)) {
404 device_printf(dev, "%s: ql_alloc_dma failed\n", __func__);
405 goto qla_pci_attach_err;
409 /* create the o.s ethernet interface */
410 qla_init_ifnet(dev, ha);
412 ha->flags.qla_watchdog_active = 1;
413 ha->flags.qla_watchdog_pause = 1;
416 TASK_INIT(&ha->tx_task, 0, qla_tx_done, ha);
417 ha->tx_tq = taskqueue_create_fast("qla_txq", M_NOWAIT,
418 taskqueue_thread_enqueue, &ha->tx_tq);
419 taskqueue_start_threads(&ha->tx_tq, 1, PI_NET, "%s txq",
420 device_get_nameunit(ha->pci_dev));
422 callout_init(&ha->tx_callout, TRUE);
423 ha->flags.qla_callout_init = 1;
425 /* create ioctl device interface */
426 if (ql_make_cdev(ha)) {
427 device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
428 goto qla_pci_attach_err;
431 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
434 TASK_INIT(&ha->err_task, 0, qla_error_recovery, ha);
435 ha->err_tq = taskqueue_create_fast("qla_errq", M_NOWAIT,
436 taskqueue_thread_enqueue, &ha->err_tq);
437 taskqueue_start_threads(&ha->err_tq, 1, PI_NET, "%s errq",
438 device_get_nameunit(ha->pci_dev));
440 QL_DPRINT2(ha, (dev, "%s: exit 0\n", __func__));
447 QL_DPRINT2(ha, (dev, "%s: exit ENXIO\n", __func__));
452 * Name: qla_pci_detach
453 * Function: Unhooks the device from the operating system
456 qla_pci_detach(device_t dev)
458 qla_host_t *ha = NULL;
461 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
463 if ((ha = device_get_softc(dev)) == NULL) {
464 device_printf(dev, "cannot get softc\n");
470 (void)QLA_LOCK(ha, __func__, 0);
472 QLA_UNLOCK(ha, __func__);
476 QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
482 * SYSCTL Related Callbacks
485 qla_sysctl_get_stats(SYSCTL_HANDLER_ARGS)
490 err = sysctl_handle_int(oidp, &ret, 0, req);
492 if (err || !req->newptr)
496 ha = (qla_host_t *)arg1;
502 qla_sysctl_get_link_status(SYSCTL_HANDLER_ARGS)
507 err = sysctl_handle_int(oidp, &ret, 0, req);
509 if (err || !req->newptr)
513 ha = (qla_host_t *)arg1;
514 ql_hw_link_status(ha);
521 * Function: Releases the resources allocated for the device
524 qla_release(qla_host_t *ha)
532 taskqueue_drain(ha->err_tq, &ha->err_task);
533 taskqueue_free(ha->err_tq);
537 taskqueue_drain(ha->tx_tq, &ha->tx_task);
538 taskqueue_free(ha->tx_tq);
543 if (ha->flags.qla_watchdog_active) {
544 ha->flags.qla_watchdog_exit = 1;
546 while (ha->qla_watchdog_exited == 0)
547 qla_mdelay(__func__, 1);
550 if (ha->flags.qla_callout_init)
551 callout_stop(&ha->tx_callout);
554 ether_ifdetach(ha->ifp);
557 qla_free_parent_dma_tag(ha);
560 (void)bus_teardown_intr(dev, ha->mbx_irq, ha->mbx_handle);
563 (void) bus_release_resource(dev, SYS_RES_IRQ, ha->mbx_irq_rid,
566 for (i = 0; i < ha->hw.num_sds_rings; i++) {
568 if (ha->irq_vec[i].handle) {
569 (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
570 ha->irq_vec[i].handle);
573 if (ha->irq_vec[i].irq) {
574 (void)bus_release_resource(dev, SYS_RES_IRQ,
575 ha->irq_vec[i].irq_rid,
581 pci_release_msi(dev);
583 if (ha->flags.lock_init) {
584 mtx_destroy(&ha->tx_lock);
585 mtx_destroy(&ha->hw_lock);
589 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
593 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid1,
598 * DMA Related Functions
602 qla_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
604 *((bus_addr_t *)arg) = 0;
607 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
611 *((bus_addr_t *)arg) = segs[0].ds_addr;
617 ql_alloc_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
625 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
627 ret = bus_dma_tag_create(
628 ha->parent_tag,/* parent */
630 ((bus_size_t)(1ULL << 32)),/* boundary */
631 BUS_SPACE_MAXADDR, /* lowaddr */
632 BUS_SPACE_MAXADDR, /* highaddr */
633 NULL, NULL, /* filter, filterarg */
634 dma_buf->size, /* maxsize */
636 dma_buf->size, /* maxsegsize */
638 NULL, NULL, /* lockfunc, lockarg */
642 device_printf(dev, "%s: could not create dma tag\n", __func__);
643 goto ql_alloc_dmabuf_exit;
645 ret = bus_dmamem_alloc(dma_buf->dma_tag,
646 (void **)&dma_buf->dma_b,
647 (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
650 bus_dma_tag_destroy(dma_buf->dma_tag);
651 device_printf(dev, "%s: bus_dmamem_alloc failed\n", __func__);
652 goto ql_alloc_dmabuf_exit;
655 ret = bus_dmamap_load(dma_buf->dma_tag,
660 &b_addr, BUS_DMA_NOWAIT);
662 if (ret || !b_addr) {
663 bus_dma_tag_destroy(dma_buf->dma_tag);
664 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
667 goto ql_alloc_dmabuf_exit;
670 dma_buf->dma_addr = b_addr;
672 ql_alloc_dmabuf_exit:
673 QL_DPRINT2(ha, (dev, "%s: exit ret 0x%08x tag %p map %p b %p sz 0x%x\n",
674 __func__, ret, (void *)dma_buf->dma_tag,
675 (void *)dma_buf->dma_map, (void *)dma_buf->dma_b,
682 ql_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
684 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
685 bus_dma_tag_destroy(dma_buf->dma_tag);
689 qla_alloc_parent_dma_tag(qla_host_t *ha)
697 * Allocate parent DMA Tag
699 ret = bus_dma_tag_create(
700 bus_get_dma_tag(dev), /* parent */
701 1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
702 BUS_SPACE_MAXADDR, /* lowaddr */
703 BUS_SPACE_MAXADDR, /* highaddr */
704 NULL, NULL, /* filter, filterarg */
705 BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
707 BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
709 NULL, NULL, /* lockfunc, lockarg */
713 device_printf(dev, "%s: could not create parent dma tag\n",
718 ha->flags.parent_tag = 1;
724 qla_free_parent_dma_tag(qla_host_t *ha)
726 if (ha->flags.parent_tag) {
727 bus_dma_tag_destroy(ha->parent_tag);
728 ha->flags.parent_tag = 0;
733 * Name: qla_init_ifnet
734 * Function: Creates the Network Device Interface and Registers it with the O.S
738 qla_init_ifnet(device_t dev, qla_host_t *ha)
742 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
744 ifp = ha->ifp = if_alloc(IFT_ETHER);
747 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
749 if_initname(ifp, device_get_name(dev), device_get_unit(dev));
751 #if __FreeBSD_version >= 1000000
752 if_initbaudrate(ifp, IF_Gbps(10));
753 ifp->if_capabilities = IFCAP_LINKSTATE;
755 ifp->if_mtu = ETHERMTU;
756 ifp->if_baudrate = (1 * 1000 * 1000 *1000);
758 #endif /* #if __FreeBSD_version >= 1000000 */
760 ifp->if_init = qla_init;
762 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
763 ifp->if_ioctl = qla_ioctl;
764 ifp->if_start = qla_start;
766 IFQ_SET_MAXLEN(&ifp->if_snd, qla_get_ifq_snd_maxlen(ha));
767 ifp->if_snd.ifq_drv_maxlen = qla_get_ifq_snd_maxlen(ha);
768 IFQ_SET_READY(&ifp->if_snd);
770 ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
772 ether_ifattach(ifp, qla_get_mac_addr(ha));
774 ifp->if_capabilities = IFCAP_HWCSUM |
778 ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_MTU;
779 ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
781 ifp->if_capenable = ifp->if_capabilities;
783 ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header);
785 ifmedia_init(&ha->media, IFM_IMASK, qla_media_change, qla_media_status);
787 ifmedia_add(&ha->media, (IFM_ETHER | qla_get_optics(ha) | IFM_FDX), 0,
789 ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
791 ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
793 QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
799 qla_init_locked(qla_host_t *ha)
801 struct ifnet *ifp = ha->ifp;
805 if (qla_alloc_xmt_bufs(ha) != 0)
808 if (qla_alloc_rcv_bufs(ha) != 0)
811 bcopy(IF_LLADDR(ha->ifp), ha->hw.mac_addr, ETHER_ADDR_LEN);
813 ifp->if_hwassist = CSUM_TCP | CSUM_UDP | CSUM_TSO;
815 ha->flags.stop_rcv = 0;
816 if (ql_init_hw_if(ha) == 0) {
818 ifp->if_drv_flags |= IFF_DRV_RUNNING;
819 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
820 ha->flags.qla_watchdog_pause = 0;
821 ha->hw_vlan_tx_frames = 0;
822 ha->tx_tso_frames = 0;
833 ha = (qla_host_t *)arg;
835 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
837 (void)QLA_LOCK(ha, __func__, 0);
839 QLA_UNLOCK(ha, __func__);
841 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
845 qla_set_multi(qla_host_t *ha, uint32_t add_multi)
847 uint8_t mta[Q8_MAX_NUM_MULTICAST_ADDRS * Q8_MAC_ADDR_LEN];
848 struct ifmultiaddr *ifma;
850 struct ifnet *ifp = ha->ifp;
855 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
857 if (ifma->ifma_addr->sa_family != AF_LINK)
860 if (mcnt == Q8_MAX_NUM_MULTICAST_ADDRS)
863 bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr),
864 &mta[mcnt * Q8_MAC_ADDR_LEN], Q8_MAC_ADDR_LEN);
869 if_maddr_runlock(ifp);
871 if (QLA_LOCK(ha, __func__, 1) == 0) {
872 ret = ql_hw_set_multi(ha, mta, mcnt, add_multi);
873 QLA_UNLOCK(ha, __func__);
880 qla_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
883 struct ifreq *ifr = (struct ifreq *)data;
884 struct ifaddr *ifa = (struct ifaddr *)data;
887 ha = (qla_host_t *)ifp->if_softc;
891 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFADDR (0x%lx)\n",
894 if (ifa->ifa_addr->sa_family == AF_INET) {
895 ifp->if_flags |= IFF_UP;
896 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
897 (void)QLA_LOCK(ha, __func__, 0);
899 QLA_UNLOCK(ha, __func__);
901 QL_DPRINT4(ha, (ha->pci_dev,
902 "%s: SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
904 ntohl(IA_SIN(ifa)->sin_addr.s_addr)));
906 arp_ifinit(ifp, ifa);
908 ether_ioctl(ifp, cmd, data);
913 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFMTU (0x%lx)\n",
916 if (ifr->ifr_mtu > QLA_MAX_MTU) {
919 (void) QLA_LOCK(ha, __func__, 0);
920 ifp->if_mtu = ifr->ifr_mtu;
922 ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
923 if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
924 ret = ql_set_max_mtu(ha, ha->max_frame_size,
925 ha->hw.rcv_cntxt_id);
928 if (ifp->if_mtu > ETHERMTU)
929 ha->std_replenish = QL_JUMBO_REPLENISH_THRES;
931 ha->std_replenish = QL_STD_REPLENISH_THRES;
934 QLA_UNLOCK(ha, __func__);
943 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFFLAGS (0x%lx)\n",
946 (void)QLA_LOCK(ha, __func__, 0);
948 if (ifp->if_flags & IFF_UP) {
949 if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
950 if ((ifp->if_flags ^ ha->if_flags) &
952 ret = ql_set_promisc(ha);
953 } else if ((ifp->if_flags ^ ha->if_flags) &
955 ret = ql_set_allmulti(ha);
959 ha->max_frame_size = ifp->if_mtu +
960 ETHER_HDR_LEN + ETHER_CRC_LEN;
961 ret = ql_set_max_mtu(ha, ha->max_frame_size,
962 ha->hw.rcv_cntxt_id);
965 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
967 ha->if_flags = ifp->if_flags;
970 QLA_UNLOCK(ha, __func__);
974 QL_DPRINT4(ha, (ha->pci_dev,
975 "%s: %s (0x%lx)\n", __func__, "SIOCADDMULTI", cmd));
977 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
978 if (qla_set_multi(ha, 1))
984 QL_DPRINT4(ha, (ha->pci_dev,
985 "%s: %s (0x%lx)\n", __func__, "SIOCDELMULTI", cmd));
987 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
988 if (qla_set_multi(ha, 0))
995 QL_DPRINT4(ha, (ha->pci_dev,
996 "%s: SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n",
998 ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
1003 int mask = ifr->ifr_reqcap ^ ifp->if_capenable;
1005 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFCAP (0x%lx)\n",
1008 if (mask & IFCAP_HWCSUM)
1009 ifp->if_capenable ^= IFCAP_HWCSUM;
1010 if (mask & IFCAP_TSO4)
1011 ifp->if_capenable ^= IFCAP_TSO4;
1012 if (mask & IFCAP_VLAN_HWTAGGING)
1013 ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
1014 if (mask & IFCAP_VLAN_HWTSO)
1015 ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
1017 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1020 VLAN_CAPABILITIES(ifp);
1025 QL_DPRINT4(ha, (ha->pci_dev, "%s: default (0x%lx)\n",
1027 ret = ether_ioctl(ifp, cmd, data);
1035 qla_media_change(struct ifnet *ifp)
1038 struct ifmedia *ifm;
1041 ha = (qla_host_t *)ifp->if_softc;
1043 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1047 if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
1050 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1056 qla_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
1060 ha = (qla_host_t *)ifp->if_softc;
1062 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1064 ifmr->ifm_status = IFM_AVALID;
1065 ifmr->ifm_active = IFM_ETHER;
1067 ql_update_link_state(ha);
1068 if (ha->hw.link_up) {
1069 ifmr->ifm_status |= IFM_ACTIVE;
1070 ifmr->ifm_active |= (IFM_FDX | qla_get_optics(ha));
1073 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit (%s)\n", __func__,\
1074 (ha->hw.link_up ? "link_up" : "link_down")));
1080 qla_start(struct ifnet *ifp)
1082 struct mbuf *m_head;
1083 qla_host_t *ha = (qla_host_t *)ifp->if_softc;
1085 QL_DPRINT8(ha, (ha->pci_dev, "%s: enter\n", __func__));
1087 if (!mtx_trylock(&ha->tx_lock)) {
1088 QL_DPRINT8(ha, (ha->pci_dev,
1089 "%s: mtx_trylock(&ha->tx_lock) failed\n", __func__));
1093 if ((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) !=
1096 (ha->pci_dev, "%s: !IFF_DRV_RUNNING\n", __func__));
1101 if (!ha->watchdog_ticks)
1102 ql_update_link_state(ha);
1104 if (!ha->hw.link_up) {
1105 QL_DPRINT8(ha, (ha->pci_dev, "%s: link down\n", __func__));
1110 while (ifp->if_snd.ifq_head != NULL) {
1111 IF_DEQUEUE(&ifp->if_snd, m_head);
1113 if (m_head == NULL) {
1114 QL_DPRINT8(ha, (ha->pci_dev, "%s: m_head == NULL\n",
1119 if (qla_send(ha, &m_head)) {
1122 QL_DPRINT8(ha, (ha->pci_dev, "%s: PREPEND\n", __func__));
1123 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1124 IF_PREPEND(&ifp->if_snd, m_head);
1127 /* Send a copy of the frame to the BPF listener */
1128 ETHER_BPF_MTAP(ifp, m_head);
1131 QL_DPRINT8(ha, (ha->pci_dev, "%s: exit\n", __func__));
1136 qla_send(qla_host_t *ha, struct mbuf **m_headp)
1138 bus_dma_segment_t segs[QLA_MAX_SEGMENTS];
1143 struct mbuf *m_head = *m_headp;
1144 uint32_t txr_idx = ha->txr_idx;
1146 QL_DPRINT8(ha, (ha->pci_dev, "%s: enter\n", __func__));
1148 if (m_head->m_flags & M_FLOWID)
1149 txr_idx = m_head->m_pkthdr.flowid & (ha->hw.num_tx_rings - 1);
1151 tx_idx = ha->hw.tx_cntxt[txr_idx].txr_next;
1152 map = ha->tx_ring[txr_idx].tx_buf[tx_idx].map;
1154 ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
1161 QL_DPRINT8(ha, (ha->pci_dev, "%s: EFBIG [%d]\n", __func__,
1162 m_head->m_pkthdr.len));
1164 m = m_defrag(m_head, M_NOWAIT);
1166 ha->err_tx_defrag++;
1169 device_printf(ha->pci_dev,
1170 "%s: m_defrag() = NULL [%d]\n",
1177 if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
1178 segs, &nsegs, BUS_DMA_NOWAIT))) {
1180 ha->err_tx_dmamap_load++;
1182 device_printf(ha->pci_dev,
1183 "%s: bus_dmamap_load_mbuf_sg failed0[%d, %d]\n",
1184 __func__, ret, m_head->m_pkthdr.len);
1186 if (ret != ENOMEM) {
1195 ha->err_tx_dmamap_load++;
1197 device_printf(ha->pci_dev,
1198 "%s: bus_dmamap_load_mbuf_sg failed1[%d, %d]\n",
1199 __func__, ret, m_head->m_pkthdr.len);
1201 if (ret != ENOMEM) {
1208 QL_ASSERT(ha, (nsegs != 0), ("qla_send: empty packet"));
1210 bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
1212 if (!(ret = ql_hw_send(ha, segs, nsegs, tx_idx, m_head, txr_idx))) {
1214 ha->tx_ring[txr_idx].count++;
1215 ha->tx_ring[txr_idx].tx_buf[tx_idx].m_head = m_head;
1217 if (ret == EINVAL) {
1224 QL_DPRINT8(ha, (ha->pci_dev, "%s: exit\n", __func__));
1229 qla_stop(qla_host_t *ha)
1231 struct ifnet *ifp = ha->ifp;
1236 ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1238 ha->flags.qla_watchdog_pause = 1;
1240 while (!ha->qla_watchdog_paused)
1241 qla_mdelay(__func__, 1);
1243 ha->flags.stop_rcv = 1;
1248 qla_free_xmt_bufs(ha);
1249 qla_free_rcv_bufs(ha);
1255 * Buffer Management Functions for Transmit and Receive Rings
1258 qla_alloc_xmt_bufs(qla_host_t *ha)
1264 if (bus_dma_tag_create(NULL, /* parent */
1265 1, 0, /* alignment, bounds */
1266 BUS_SPACE_MAXADDR, /* lowaddr */
1267 BUS_SPACE_MAXADDR, /* highaddr */
1268 NULL, NULL, /* filter, filterarg */
1269 QLA_MAX_TSO_FRAME_SIZE, /* maxsize */
1270 QLA_MAX_SEGMENTS, /* nsegments */
1271 PAGE_SIZE, /* maxsegsize */
1272 BUS_DMA_ALLOCNOW, /* flags */
1273 NULL, /* lockfunc */
1274 NULL, /* lockfuncarg */
1276 device_printf(ha->pci_dev, "%s: tx_tag alloc failed\n",
1281 for (i = 0; i < ha->hw.num_tx_rings; i++) {
1282 bzero((void *)ha->tx_ring[i].tx_buf,
1283 (sizeof(qla_tx_buf_t) * NUM_TX_DESCRIPTORS));
1286 for (j = 0; j < ha->hw.num_tx_rings; j++) {
1287 for (i = 0; i < NUM_TX_DESCRIPTORS; i++) {
1289 txb = &ha->tx_ring[j].tx_buf[i];
1291 if ((ret = bus_dmamap_create(ha->tx_tag,
1292 BUS_DMA_NOWAIT, &txb->map))) {
1294 ha->err_tx_dmamap_create++;
1295 device_printf(ha->pci_dev,
1296 "%s: bus_dmamap_create failed[%d]\n",
1299 qla_free_xmt_bufs(ha);
1310 * Release mbuf after it sent on the wire
1313 qla_clear_tx_buf(qla_host_t *ha, qla_tx_buf_t *txb)
1315 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1317 if (txb->m_head && txb->map) {
1319 bus_dmamap_unload(ha->tx_tag, txb->map);
1321 m_freem(txb->m_head);
1326 bus_dmamap_destroy(ha->tx_tag, txb->map);
1328 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1332 qla_free_xmt_bufs(qla_host_t *ha)
1336 for (j = 0; j < ha->hw.num_tx_rings; j++) {
1337 for (i = 0; i < NUM_TX_DESCRIPTORS; i++)
1338 qla_clear_tx_buf(ha, &ha->tx_ring[j].tx_buf[i]);
1341 if (ha->tx_tag != NULL) {
1342 bus_dma_tag_destroy(ha->tx_tag);
1346 for (i = 0; i < ha->hw.num_tx_rings; i++) {
1347 bzero((void *)ha->tx_ring[i].tx_buf,
1348 (sizeof(qla_tx_buf_t) * NUM_TX_DESCRIPTORS));
1355 qla_alloc_rcv_std(qla_host_t *ha)
1357 int i, j, k, r, ret = 0;
1359 qla_rx_ring_t *rx_ring;
1361 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1363 rx_ring = &ha->rx_ring[r];
1365 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1367 rxb = &rx_ring->rx_buf[i];
1369 ret = bus_dmamap_create(ha->rx_tag, BUS_DMA_NOWAIT,
1373 device_printf(ha->pci_dev,
1374 "%s: dmamap[%d, %d] failed\n",
1377 for (k = 0; k < r; k++) {
1378 for (j = 0; j < NUM_RX_DESCRIPTORS;
1380 rxb = &ha->rx_ring[k].rx_buf[j];
1381 bus_dmamap_destroy(ha->rx_tag,
1386 for (j = 0; j < i; j++) {
1387 bus_dmamap_destroy(ha->rx_tag,
1388 rx_ring->rx_buf[j].map);
1390 goto qla_alloc_rcv_std_err;
1395 qla_init_hw_rcv_descriptors(ha);
1398 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1400 rx_ring = &ha->rx_ring[r];
1402 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1403 rxb = &rx_ring->rx_buf[i];
1405 if (!(ret = ql_get_mbuf(ha, rxb, NULL))) {
1407 * set the physical address in the
1408 * corresponding descriptor entry in the
1409 * receive ring/queue for the hba
1411 qla_set_hw_rcv_desc(ha, r, i, rxb->handle,
1413 (rxb->m_head)->m_pkthdr.len);
1415 device_printf(ha->pci_dev,
1416 "%s: ql_get_mbuf [%d, %d] failed\n",
1418 bus_dmamap_destroy(ha->rx_tag, rxb->map);
1419 goto qla_alloc_rcv_std_err;
1425 qla_alloc_rcv_std_err:
1430 qla_free_rcv_std(qla_host_t *ha)
1435 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1436 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1437 rxb = &ha->rx_ring[r].rx_buf[i];
1438 if (rxb->m_head != NULL) {
1439 bus_dmamap_unload(ha->rx_tag, rxb->map);
1440 bus_dmamap_destroy(ha->rx_tag, rxb->map);
1441 m_freem(rxb->m_head);
1450 qla_alloc_rcv_bufs(qla_host_t *ha)
1454 if (bus_dma_tag_create(NULL, /* parent */
1455 1, 0, /* alignment, bounds */
1456 BUS_SPACE_MAXADDR, /* lowaddr */
1457 BUS_SPACE_MAXADDR, /* highaddr */
1458 NULL, NULL, /* filter, filterarg */
1459 MJUM9BYTES, /* maxsize */
1461 MJUM9BYTES, /* maxsegsize */
1462 BUS_DMA_ALLOCNOW, /* flags */
1463 NULL, /* lockfunc */
1464 NULL, /* lockfuncarg */
1467 device_printf(ha->pci_dev, "%s: rx_tag alloc failed\n",
1473 bzero((void *)ha->rx_ring, (sizeof(qla_rx_ring_t) * MAX_RDS_RINGS));
1475 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1476 ha->hw.sds[i].sdsr_next = 0;
1477 ha->hw.sds[i].rxb_free = NULL;
1478 ha->hw.sds[i].rx_free = 0;
1481 ret = qla_alloc_rcv_std(ha);
1487 qla_free_rcv_bufs(qla_host_t *ha)
1491 qla_free_rcv_std(ha);
1493 if (ha->rx_tag != NULL) {
1494 bus_dma_tag_destroy(ha->rx_tag);
1498 bzero((void *)ha->rx_ring, (sizeof(qla_rx_ring_t) * MAX_RDS_RINGS));
1500 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1501 ha->hw.sds[i].sdsr_next = 0;
1502 ha->hw.sds[i].rxb_free = NULL;
1503 ha->hw.sds[i].rx_free = 0;
1510 ql_get_mbuf(qla_host_t *ha, qla_rx_buf_t *rxb, struct mbuf *nmp)
1512 register struct mbuf *mp = nmp;
1516 bus_dma_segment_t segs[1];
1519 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1525 mp = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
1530 device_printf(ha->pci_dev,
1531 "%s: m_getcl failed\n", __func__);
1532 goto exit_ql_get_mbuf;
1534 mp->m_len = mp->m_pkthdr.len = MCLBYTES;
1536 mp->m_len = mp->m_pkthdr.len = MCLBYTES;
1537 mp->m_data = mp->m_ext.ext_buf;
1541 offset = (uint32_t)((unsigned long long)mp->m_data & 0x7ULL);
1543 offset = 8 - offset;
1548 * Using memory from the mbuf cluster pool, invoke the bus_dma
1549 * machinery to arrange the memory mapping.
1551 ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, rxb->map,
1552 mp, segs, &nsegs, BUS_DMA_NOWAIT);
1553 rxb->paddr = segs[0].ds_addr;
1555 if (ret || !rxb->paddr || (nsegs != 1)) {
1558 device_printf(ha->pci_dev,
1559 "%s: bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
1560 __func__, ret, (long long unsigned int)rxb->paddr,
1563 goto exit_ql_get_mbuf;
1566 bus_dmamap_sync(ha->rx_tag, rxb->map, BUS_DMASYNC_PREREAD);
1569 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = 0x%08x\n", __func__, ret));
1574 qla_tx_done(void *context, int pending)
1576 qla_host_t *ha = context;
1584 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
1585 QL_DPRINT8(ha, (ha->pci_dev, "%s: !IFF_DRV_RUNNING\n", __func__));
1594 qla_get_peer(qla_host_t *ha)
1598 int my_slot = pci_get_slot(ha->pci_dev);
1600 if (device_get_children(device_get_parent(ha->pci_dev), &peers, &count))
1603 for (i = 0; i < count; i++) {
1604 slot = pci_get_slot(peers[i]);
1606 if ((slot >= 0) && (slot == my_slot) &&
1607 (pci_get_device(peers[i]) ==
1608 pci_get_device(ha->pci_dev))) {
1609 if (ha->pci_dev != peers[i])
1610 ha->peer_dev = peers[i];
1616 qla_send_msg_to_peer(qla_host_t *ha, uint32_t msg_to_peer)
1618 qla_host_t *ha_peer;
1621 if ((ha_peer = device_get_softc(ha->peer_dev)) != NULL) {
1623 ha_peer->msg_from_peer = msg_to_peer;
1629 qla_error_recovery(void *context, int pending)
1631 qla_host_t *ha = context;
1632 uint32_t msecs_100 = 100;
1633 struct ifnet *ifp = ha->ifp;
1635 (void)QLA_LOCK(ha, __func__, 0);
1637 ha->flags.stop_rcv = 1;
1641 ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1643 QLA_UNLOCK(ha, __func__);
1645 if ((ha->pci_func & 0x1) == 0) {
1647 if (!ha->msg_from_peer) {
1648 qla_send_msg_to_peer(ha, QL_PEER_MSG_RESET);
1650 while ((ha->msg_from_peer != QL_PEER_MSG_ACK) &&
1652 qla_mdelay(__func__, 100);
1655 ha->msg_from_peer = 0;
1659 (void) ql_init_hw(ha);
1660 qla_free_xmt_bufs(ha);
1661 qla_free_rcv_bufs(ha);
1663 qla_send_msg_to_peer(ha, QL_PEER_MSG_ACK);
1666 if (ha->msg_from_peer == QL_PEER_MSG_RESET) {
1668 ha->msg_from_peer = 0;
1670 qla_send_msg_to_peer(ha, QL_PEER_MSG_ACK);
1672 qla_send_msg_to_peer(ha, QL_PEER_MSG_RESET);
1675 while ((ha->msg_from_peer != QL_PEER_MSG_ACK) && msecs_100--)
1676 qla_mdelay(__func__, 100);
1677 ha->msg_from_peer = 0;
1679 (void) ql_init_hw(ha);
1680 qla_free_xmt_bufs(ha);
1681 qla_free_rcv_bufs(ha);
1683 (void)QLA_LOCK(ha, __func__, 0);
1685 if (qla_alloc_xmt_bufs(ha) != 0) {
1686 QLA_UNLOCK(ha, __func__);
1690 if (qla_alloc_rcv_bufs(ha) != 0) {
1691 QLA_UNLOCK(ha, __func__);
1695 ha->flags.stop_rcv = 0;
1696 if (ql_init_hw_if(ha) == 0) {
1698 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1699 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1700 ha->flags.qla_watchdog_pause = 0;
1703 QLA_UNLOCK(ha, __func__);