2 * Copyright (c) 2013-2016 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);
83 static void qla_async_event(void *context, int pending);
86 * Hooks to the Operating Systems
88 static int qla_pci_probe (device_t);
89 static int qla_pci_attach (device_t);
90 static int qla_pci_detach (device_t);
92 static void qla_init(void *arg);
93 static int qla_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data);
94 static int qla_media_change(struct ifnet *ifp);
95 static void qla_media_status(struct ifnet *ifp, struct ifmediareq *ifmr);
96 static void qla_start(struct ifnet *ifp);
98 static device_method_t qla_pci_methods[] = {
99 /* Device interface */
100 DEVMETHOD(device_probe, qla_pci_probe),
101 DEVMETHOD(device_attach, qla_pci_attach),
102 DEVMETHOD(device_detach, qla_pci_detach),
106 static driver_t qla_pci_driver = {
107 "ql", qla_pci_methods, sizeof (qla_host_t),
110 static devclass_t qla83xx_devclass;
112 DRIVER_MODULE(qla83xx, pci, qla_pci_driver, qla83xx_devclass, 0, 0);
114 MODULE_DEPEND(qla83xx, pci, 1, 1, 1);
115 MODULE_DEPEND(qla83xx, ether, 1, 1, 1);
117 MALLOC_DEFINE(M_QLA83XXBUF, "qla83xxbuf", "Buffers for qla83xx driver");
119 #define QL_STD_REPLENISH_THRES 0
120 #define QL_JUMBO_REPLENISH_THRES 32
123 static char dev_str[64];
124 static char ver_str[64];
127 * Name: qla_pci_probe
128 * Function: Validate the PCI device to be a QLA80XX device
131 qla_pci_probe(device_t dev)
133 switch ((pci_get_device(dev) << 16) | (pci_get_vendor(dev))) {
134 case PCI_QLOGIC_ISP8030:
135 snprintf(dev_str, sizeof(dev_str), "%s v%d.%d.%d",
136 "Qlogic ISP 83xx PCI CNA Adapter-Ethernet Function",
137 QLA_VERSION_MAJOR, QLA_VERSION_MINOR,
139 snprintf(ver_str, sizeof(ver_str), "v%d.%d.%d",
140 QLA_VERSION_MAJOR, QLA_VERSION_MINOR,
142 device_set_desc(dev, dev_str);
149 printf("%s: %s\n ", __func__, dev_str);
151 return (BUS_PROBE_DEFAULT);
155 qla_add_sysctls(qla_host_t *ha)
157 device_t dev = ha->pci_dev;
159 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
160 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
161 OID_AUTO, "version", CTLFLAG_RD,
162 ver_str, 0, "Driver Version");
164 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
165 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
166 OID_AUTO, "stats", CTLTYPE_INT | CTLFLAG_RW,
168 qla_sysctl_get_stats, "I", "Statistics");
170 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
171 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
172 OID_AUTO, "fw_version", CTLFLAG_RD,
173 ha->fw_ver_str, 0, "firmware version");
175 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
176 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
177 OID_AUTO, "link_status", CTLTYPE_INT | CTLFLAG_RW,
179 qla_sysctl_get_link_status, "I", "Link Status");
182 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
183 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
184 OID_AUTO, "debug", CTLFLAG_RW,
185 &ha->dbg_level, ha->dbg_level, "Debug Level");
187 ha->std_replenish = QL_STD_REPLENISH_THRES;
188 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
189 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
190 OID_AUTO, "std_replenish", CTLFLAG_RW,
191 &ha->std_replenish, ha->std_replenish,
192 "Threshold for Replenishing Standard Frames");
194 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
195 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
196 OID_AUTO, "ipv4_lro",
197 CTLFLAG_RD, &ha->ipv4_lro,
198 "number of ipv4 lro completions");
200 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
201 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
202 OID_AUTO, "ipv6_lro",
203 CTLFLAG_RD, &ha->ipv6_lro,
204 "number of ipv6 lro completions");
206 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
207 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
208 OID_AUTO, "tx_tso_frames",
209 CTLFLAG_RD, &ha->tx_tso_frames,
210 "number of Tx TSO Frames");
212 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
213 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
214 OID_AUTO, "hw_vlan_tx_frames",
215 CTLFLAG_RD, &ha->hw_vlan_tx_frames,
216 "number of Tx VLAN Frames");
222 qla_watchdog(void *arg)
224 qla_host_t *ha = arg;
228 qla_hw_tx_cntxt_t *hw_tx_cntxt;
233 if (ha->flags.qla_watchdog_exit) {
234 ha->qla_watchdog_exited = 1;
237 ha->qla_watchdog_exited = 0;
239 if (!ha->flags.qla_watchdog_pause) {
240 if (ql_hw_check_health(ha) || ha->qla_initiate_recovery ||
241 (ha->msg_from_peer == QL_PEER_MSG_RESET)) {
242 ha->qla_watchdog_paused = 1;
243 ha->flags.qla_watchdog_pause = 1;
244 ha->qla_initiate_recovery = 0;
246 taskqueue_enqueue(ha->err_tq, &ha->err_task);
249 if (ha->async_event) {
251 taskqueue_enqueue(ha->async_event_tq,
252 &ha->async_event_task);
255 for (i = 0; i < ha->hw.num_tx_rings; i++) {
256 hw_tx_cntxt = &hw->tx_cntxt[i];
257 if (qla_le32_to_host(*(hw_tx_cntxt->tx_cons)) !=
258 hw_tx_cntxt->txr_comp) {
259 taskqueue_enqueue(ha->tx_tq,
265 if ((ifp->if_snd.ifq_head != NULL) && QL_RUNNING(ifp)) {
266 taskqueue_enqueue(ha->tx_tq, &ha->tx_task);
268 ha->qla_watchdog_paused = 0;
272 ha->qla_watchdog_paused = 1;
275 ha->watchdog_ticks = ha->watchdog_ticks++ % 1000;
276 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
281 * Name: qla_pci_attach
282 * Function: attaches the device to the operating system
285 qla_pci_attach(device_t dev)
287 qla_host_t *ha = NULL;
290 uint32_t num_rcvq = 0;
292 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
294 if ((ha = device_get_softc(dev)) == NULL) {
295 device_printf(dev, "cannot get softc\n");
299 memset(ha, 0, sizeof (qla_host_t));
301 if (pci_get_device(dev) != PCI_PRODUCT_QLOGIC_ISP8030) {
302 device_printf(dev, "device is not ISP8030\n");
306 ha->pci_func = pci_get_function(dev);
310 pci_enable_busmaster(dev);
312 ha->reg_rid = PCIR_BAR(0);
313 ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
316 if (ha->pci_reg == NULL) {
317 device_printf(dev, "unable to map any ports\n");
318 goto qla_pci_attach_err;
321 rsrc_len = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
324 mtx_init(&ha->hw_lock, "qla83xx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
326 mtx_init(&ha->tx_lock, "qla83xx_tx_lock", MTX_NETWORK_LOCK, MTX_DEF);
329 ql_hw_add_sysctls(ha);
331 ha->flags.lock_init = 1;
333 ha->reg_rid1 = PCIR_BAR(2);
334 ha->pci_reg1 = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
335 &ha->reg_rid1, RF_ACTIVE);
337 ha->msix_count = pci_msix_count(dev);
339 if (ha->msix_count < (ha->hw.num_sds_rings + 1)) {
340 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
342 goto qla_pci_attach_err;
345 QL_DPRINT2(ha, (dev, "%s: ha %p pci_func 0x%x rsrc_count 0x%08x"
346 " msix_count 0x%x pci_reg %p\n", __func__, ha,
347 ha->pci_func, rsrc_len, ha->msix_count, ha->pci_reg));
349 /* initialize hardware */
350 if (ql_init_hw(ha)) {
351 device_printf(dev, "%s: ql_init_hw failed\n", __func__);
352 goto qla_pci_attach_err;
355 device_printf(dev, "%s: firmware[%d.%d.%d.%d]\n", __func__,
356 ha->fw_ver_major, ha->fw_ver_minor, ha->fw_ver_sub,
358 snprintf(ha->fw_ver_str, sizeof(ha->fw_ver_str), "%d.%d.%d.%d",
359 ha->fw_ver_major, ha->fw_ver_minor, ha->fw_ver_sub,
362 if (qla_get_nic_partition(ha, NULL, &num_rcvq)) {
363 device_printf(dev, "%s: qla_get_nic_partition failed\n",
365 goto qla_pci_attach_err;
367 device_printf(dev, "%s: ha %p pci_func 0x%x rsrc_count 0x%08x"
368 " msix_count 0x%x pci_reg %p num_rcvq = %d\n", __func__, ha,
369 ha->pci_func, rsrc_len, ha->msix_count, ha->pci_reg, num_rcvq);
372 #ifdef QL_ENABLE_ISCSI_TLV
373 if ((ha->msix_count < 64) || (num_rcvq != 32)) {
374 ha->hw.num_sds_rings = 15;
375 ha->hw.num_tx_rings = 32;
377 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
378 ha->hw.num_rds_rings = ha->hw.num_sds_rings;
380 ha->msix_count = ha->hw.num_sds_rings + 1;
382 if (pci_alloc_msix(dev, &ha->msix_count)) {
383 device_printf(dev, "%s: pci_alloc_msi[%d] failed\n", __func__,
386 goto qla_pci_attach_err;
390 ha->mbx_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
392 (RF_ACTIVE | RF_SHAREABLE));
393 if (ha->mbx_irq == NULL) {
394 device_printf(dev, "could not allocate mbx interrupt\n");
395 goto qla_pci_attach_err;
397 if (bus_setup_intr(dev, ha->mbx_irq, (INTR_TYPE_NET | INTR_MPSAFE),
398 NULL, ql_mbx_isr, ha, &ha->mbx_handle)) {
399 device_printf(dev, "could not setup mbx interrupt\n");
400 goto qla_pci_attach_err;
404 for (i = 0; i < ha->hw.num_sds_rings; i++) {
405 ha->irq_vec[i].sds_idx = i;
406 ha->irq_vec[i].ha = ha;
407 ha->irq_vec[i].irq_rid = 2 + i;
409 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
410 &ha->irq_vec[i].irq_rid,
411 (RF_ACTIVE | RF_SHAREABLE));
413 if (ha->irq_vec[i].irq == NULL) {
414 device_printf(dev, "could not allocate interrupt\n");
415 goto qla_pci_attach_err;
417 if (bus_setup_intr(dev, ha->irq_vec[i].irq,
418 (INTR_TYPE_NET | INTR_MPSAFE),
419 NULL, ql_isr, &ha->irq_vec[i],
420 &ha->irq_vec[i].handle)) {
421 device_printf(dev, "could not setup interrupt\n");
422 goto qla_pci_attach_err;
426 printf("%s: mp__ncpus %d sds %d rds %d msi-x %d\n", __func__, mp_ncpus,
427 ha->hw.num_sds_rings, ha->hw.num_rds_rings, ha->msix_count);
429 ql_read_mac_addr(ha);
431 /* allocate parent dma tag */
432 if (qla_alloc_parent_dma_tag(ha)) {
433 device_printf(dev, "%s: qla_alloc_parent_dma_tag failed\n",
435 goto qla_pci_attach_err;
438 /* alloc all dma buffers */
439 if (ql_alloc_dma(ha)) {
440 device_printf(dev, "%s: ql_alloc_dma failed\n", __func__);
441 goto qla_pci_attach_err;
445 /* create the o.s ethernet interface */
446 qla_init_ifnet(dev, ha);
448 ha->flags.qla_watchdog_active = 1;
449 ha->flags.qla_watchdog_pause = 1;
452 TASK_INIT(&ha->tx_task, 0, qla_tx_done, ha);
453 ha->tx_tq = taskqueue_create_fast("qla_txq", M_NOWAIT,
454 taskqueue_thread_enqueue, &ha->tx_tq);
455 taskqueue_start_threads(&ha->tx_tq, 1, PI_NET, "%s txq",
456 device_get_nameunit(ha->pci_dev));
458 callout_init(&ha->tx_callout, TRUE);
459 ha->flags.qla_callout_init = 1;
461 /* create ioctl device interface */
462 if (ql_make_cdev(ha)) {
463 device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
464 goto qla_pci_attach_err;
467 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
470 TASK_INIT(&ha->err_task, 0, qla_error_recovery, ha);
471 ha->err_tq = taskqueue_create_fast("qla_errq", M_NOWAIT,
472 taskqueue_thread_enqueue, &ha->err_tq);
473 taskqueue_start_threads(&ha->err_tq, 1, PI_NET, "%s errq",
474 device_get_nameunit(ha->pci_dev));
476 TASK_INIT(&ha->async_event_task, 0, qla_async_event, ha);
477 ha->async_event_tq = taskqueue_create_fast("qla_asyncq", M_NOWAIT,
478 taskqueue_thread_enqueue, &ha->async_event_tq);
479 taskqueue_start_threads(&ha->async_event_tq, 1, PI_NET, "%s asyncq",
480 device_get_nameunit(ha->pci_dev));
482 QL_DPRINT2(ha, (dev, "%s: exit 0\n", __func__));
489 QL_DPRINT2(ha, (dev, "%s: exit ENXIO\n", __func__));
494 * Name: qla_pci_detach
495 * Function: Unhooks the device from the operating system
498 qla_pci_detach(device_t dev)
500 qla_host_t *ha = NULL;
503 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
505 if ((ha = device_get_softc(dev)) == NULL) {
506 device_printf(dev, "cannot get softc\n");
512 (void)QLA_LOCK(ha, __func__, 0);
514 QLA_UNLOCK(ha, __func__);
518 QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
524 * SYSCTL Related Callbacks
527 qla_sysctl_get_stats(SYSCTL_HANDLER_ARGS)
532 err = sysctl_handle_int(oidp, &ret, 0, req);
534 if (err || !req->newptr)
538 ha = (qla_host_t *)arg1;
544 qla_sysctl_get_link_status(SYSCTL_HANDLER_ARGS)
549 err = sysctl_handle_int(oidp, &ret, 0, req);
551 if (err || !req->newptr)
555 ha = (qla_host_t *)arg1;
556 ql_hw_link_status(ha);
563 * Function: Releases the resources allocated for the device
566 qla_release(qla_host_t *ha)
573 if (ha->async_event_tq) {
574 taskqueue_drain(ha->async_event_tq, &ha->async_event_task);
575 taskqueue_free(ha->async_event_tq);
579 taskqueue_drain(ha->err_tq, &ha->err_task);
580 taskqueue_free(ha->err_tq);
584 taskqueue_drain(ha->tx_tq, &ha->tx_task);
585 taskqueue_free(ha->tx_tq);
590 if (ha->flags.qla_watchdog_active) {
591 ha->flags.qla_watchdog_exit = 1;
593 while (ha->qla_watchdog_exited == 0)
594 qla_mdelay(__func__, 1);
597 if (ha->flags.qla_callout_init)
598 callout_stop(&ha->tx_callout);
601 ether_ifdetach(ha->ifp);
604 qla_free_parent_dma_tag(ha);
607 (void)bus_teardown_intr(dev, ha->mbx_irq, ha->mbx_handle);
610 (void) bus_release_resource(dev, SYS_RES_IRQ, ha->mbx_irq_rid,
613 for (i = 0; i < ha->hw.num_sds_rings; i++) {
615 if (ha->irq_vec[i].handle) {
616 (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
617 ha->irq_vec[i].handle);
620 if (ha->irq_vec[i].irq) {
621 (void)bus_release_resource(dev, SYS_RES_IRQ,
622 ha->irq_vec[i].irq_rid,
628 pci_release_msi(dev);
630 if (ha->flags.lock_init) {
631 mtx_destroy(&ha->tx_lock);
632 mtx_destroy(&ha->hw_lock);
636 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
640 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid1,
645 * DMA Related Functions
649 qla_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
651 *((bus_addr_t *)arg) = 0;
654 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
658 *((bus_addr_t *)arg) = segs[0].ds_addr;
664 ql_alloc_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
672 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
674 ret = bus_dma_tag_create(
675 ha->parent_tag,/* parent */
677 ((bus_size_t)(1ULL << 32)),/* boundary */
678 BUS_SPACE_MAXADDR, /* lowaddr */
679 BUS_SPACE_MAXADDR, /* highaddr */
680 NULL, NULL, /* filter, filterarg */
681 dma_buf->size, /* maxsize */
683 dma_buf->size, /* maxsegsize */
685 NULL, NULL, /* lockfunc, lockarg */
689 device_printf(dev, "%s: could not create dma tag\n", __func__);
690 goto ql_alloc_dmabuf_exit;
692 ret = bus_dmamem_alloc(dma_buf->dma_tag,
693 (void **)&dma_buf->dma_b,
694 (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
697 bus_dma_tag_destroy(dma_buf->dma_tag);
698 device_printf(dev, "%s: bus_dmamem_alloc failed\n", __func__);
699 goto ql_alloc_dmabuf_exit;
702 ret = bus_dmamap_load(dma_buf->dma_tag,
707 &b_addr, BUS_DMA_NOWAIT);
709 if (ret || !b_addr) {
710 bus_dma_tag_destroy(dma_buf->dma_tag);
711 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
714 goto ql_alloc_dmabuf_exit;
717 dma_buf->dma_addr = b_addr;
719 ql_alloc_dmabuf_exit:
720 QL_DPRINT2(ha, (dev, "%s: exit ret 0x%08x tag %p map %p b %p sz 0x%x\n",
721 __func__, ret, (void *)dma_buf->dma_tag,
722 (void *)dma_buf->dma_map, (void *)dma_buf->dma_b,
729 ql_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
731 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
732 bus_dma_tag_destroy(dma_buf->dma_tag);
736 qla_alloc_parent_dma_tag(qla_host_t *ha)
744 * Allocate parent DMA Tag
746 ret = bus_dma_tag_create(
747 bus_get_dma_tag(dev), /* parent */
748 1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
749 BUS_SPACE_MAXADDR, /* lowaddr */
750 BUS_SPACE_MAXADDR, /* highaddr */
751 NULL, NULL, /* filter, filterarg */
752 BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
754 BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
756 NULL, NULL, /* lockfunc, lockarg */
760 device_printf(dev, "%s: could not create parent dma tag\n",
765 ha->flags.parent_tag = 1;
771 qla_free_parent_dma_tag(qla_host_t *ha)
773 if (ha->flags.parent_tag) {
774 bus_dma_tag_destroy(ha->parent_tag);
775 ha->flags.parent_tag = 0;
780 * Name: qla_init_ifnet
781 * Function: Creates the Network Device Interface and Registers it with the O.S
785 qla_init_ifnet(device_t dev, qla_host_t *ha)
789 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
791 ifp = ha->ifp = if_alloc(IFT_ETHER);
794 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
796 if_initname(ifp, device_get_name(dev), device_get_unit(dev));
798 #if __FreeBSD_version >= 1000000
799 if_initbaudrate(ifp, IF_Gbps(10));
800 ifp->if_capabilities = IFCAP_LINKSTATE;
802 ifp->if_mtu = ETHERMTU;
803 ifp->if_baudrate = (1 * 1000 * 1000 *1000);
805 #endif /* #if __FreeBSD_version >= 1000000 */
807 ifp->if_init = qla_init;
809 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
810 ifp->if_ioctl = qla_ioctl;
811 ifp->if_start = qla_start;
813 IFQ_SET_MAXLEN(&ifp->if_snd, qla_get_ifq_snd_maxlen(ha));
814 ifp->if_snd.ifq_drv_maxlen = qla_get_ifq_snd_maxlen(ha);
815 IFQ_SET_READY(&ifp->if_snd);
817 ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
819 ether_ifattach(ifp, qla_get_mac_addr(ha));
821 ifp->if_capabilities = IFCAP_HWCSUM |
825 ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_MTU;
826 ifp->if_capabilities |= IFCAP_VLAN_HWTSO;
828 ifp->if_capenable = ifp->if_capabilities;
830 ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header);
832 ifmedia_init(&ha->media, IFM_IMASK, qla_media_change, qla_media_status);
834 ifmedia_add(&ha->media, (IFM_ETHER | qla_get_optics(ha) | IFM_FDX), 0,
836 ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
838 ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
840 QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
846 qla_init_locked(qla_host_t *ha)
848 struct ifnet *ifp = ha->ifp;
852 if (qla_alloc_xmt_bufs(ha) != 0)
855 qla_confirm_9kb_enable(ha);
857 if (qla_alloc_rcv_bufs(ha) != 0)
860 bcopy(IF_LLADDR(ha->ifp), ha->hw.mac_addr, ETHER_ADDR_LEN);
862 ifp->if_hwassist = CSUM_TCP | CSUM_UDP | CSUM_TSO;
864 ha->flags.stop_rcv = 0;
865 if (ql_init_hw_if(ha) == 0) {
867 ifp->if_drv_flags |= IFF_DRV_RUNNING;
868 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
869 ha->flags.qla_watchdog_pause = 0;
870 ha->hw_vlan_tx_frames = 0;
871 ha->tx_tso_frames = 0;
882 ha = (qla_host_t *)arg;
884 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
886 (void)QLA_LOCK(ha, __func__, 0);
888 QLA_UNLOCK(ha, __func__);
890 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
894 qla_set_multi(qla_host_t *ha, uint32_t add_multi)
896 uint8_t mta[Q8_MAX_NUM_MULTICAST_ADDRS * Q8_MAC_ADDR_LEN];
897 struct ifmultiaddr *ifma;
899 struct ifnet *ifp = ha->ifp;
904 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
906 if (ifma->ifma_addr->sa_family != AF_LINK)
909 if (mcnt == Q8_MAX_NUM_MULTICAST_ADDRS)
912 bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr),
913 &mta[mcnt * Q8_MAC_ADDR_LEN], Q8_MAC_ADDR_LEN);
918 if_maddr_runlock(ifp);
920 if (QLA_LOCK(ha, __func__, 1) == 0) {
921 ret = ql_hw_set_multi(ha, mta, mcnt, add_multi);
922 QLA_UNLOCK(ha, __func__);
929 qla_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
932 struct ifreq *ifr = (struct ifreq *)data;
933 struct ifaddr *ifa = (struct ifaddr *)data;
936 ha = (qla_host_t *)ifp->if_softc;
940 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFADDR (0x%lx)\n",
943 if (ifa->ifa_addr->sa_family == AF_INET) {
944 ifp->if_flags |= IFF_UP;
945 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
946 (void)QLA_LOCK(ha, __func__, 0);
948 QLA_UNLOCK(ha, __func__);
950 QL_DPRINT4(ha, (ha->pci_dev,
951 "%s: SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
953 ntohl(IA_SIN(ifa)->sin_addr.s_addr)));
955 arp_ifinit(ifp, ifa);
957 ether_ioctl(ifp, cmd, data);
962 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFMTU (0x%lx)\n",
965 if (ifr->ifr_mtu > QLA_MAX_MTU) {
968 (void) QLA_LOCK(ha, __func__, 0);
969 ifp->if_mtu = ifr->ifr_mtu;
971 ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
972 if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
973 ret = ql_set_max_mtu(ha, ha->max_frame_size,
974 ha->hw.rcv_cntxt_id);
977 if (ifp->if_mtu > ETHERMTU)
978 ha->std_replenish = QL_JUMBO_REPLENISH_THRES;
980 ha->std_replenish = QL_STD_REPLENISH_THRES;
983 QLA_UNLOCK(ha, __func__);
992 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFFLAGS (0x%lx)\n",
995 (void)QLA_LOCK(ha, __func__, 0);
997 if (ifp->if_flags & IFF_UP) {
998 if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) {
999 if ((ifp->if_flags ^ ha->if_flags) &
1001 ret = ql_set_promisc(ha);
1002 } else if ((ifp->if_flags ^ ha->if_flags) &
1004 ret = ql_set_allmulti(ha);
1007 qla_init_locked(ha);
1008 ha->max_frame_size = ifp->if_mtu +
1009 ETHER_HDR_LEN + ETHER_CRC_LEN;
1010 ret = ql_set_max_mtu(ha, ha->max_frame_size,
1011 ha->hw.rcv_cntxt_id);
1014 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1016 ha->if_flags = ifp->if_flags;
1019 QLA_UNLOCK(ha, __func__);
1023 QL_DPRINT4(ha, (ha->pci_dev,
1024 "%s: %s (0x%lx)\n", __func__, "SIOCADDMULTI", cmd));
1026 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
1027 if (qla_set_multi(ha, 1))
1033 QL_DPRINT4(ha, (ha->pci_dev,
1034 "%s: %s (0x%lx)\n", __func__, "SIOCDELMULTI", cmd));
1036 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
1037 if (qla_set_multi(ha, 0))
1044 QL_DPRINT4(ha, (ha->pci_dev,
1045 "%s: SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n",
1047 ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
1052 int mask = ifr->ifr_reqcap ^ ifp->if_capenable;
1054 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFCAP (0x%lx)\n",
1057 if (mask & IFCAP_HWCSUM)
1058 ifp->if_capenable ^= IFCAP_HWCSUM;
1059 if (mask & IFCAP_TSO4)
1060 ifp->if_capenable ^= IFCAP_TSO4;
1061 if (mask & IFCAP_VLAN_HWTAGGING)
1062 ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
1063 if (mask & IFCAP_VLAN_HWTSO)
1064 ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
1066 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
1069 VLAN_CAPABILITIES(ifp);
1074 QL_DPRINT4(ha, (ha->pci_dev, "%s: default (0x%lx)\n",
1076 ret = ether_ioctl(ifp, cmd, data);
1084 qla_media_change(struct ifnet *ifp)
1087 struct ifmedia *ifm;
1090 ha = (qla_host_t *)ifp->if_softc;
1092 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1096 if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
1099 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1105 qla_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
1109 ha = (qla_host_t *)ifp->if_softc;
1111 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1113 ifmr->ifm_status = IFM_AVALID;
1114 ifmr->ifm_active = IFM_ETHER;
1116 ql_update_link_state(ha);
1117 if (ha->hw.link_up) {
1118 ifmr->ifm_status |= IFM_ACTIVE;
1119 ifmr->ifm_active |= (IFM_FDX | qla_get_optics(ha));
1122 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit (%s)\n", __func__,\
1123 (ha->hw.link_up ? "link_up" : "link_down")));
1129 qla_start(struct ifnet *ifp)
1131 struct mbuf *m_head;
1132 qla_host_t *ha = (qla_host_t *)ifp->if_softc;
1134 QL_DPRINT8(ha, (ha->pci_dev, "%s: enter\n", __func__));
1136 if (!mtx_trylock(&ha->tx_lock)) {
1137 QL_DPRINT8(ha, (ha->pci_dev,
1138 "%s: mtx_trylock(&ha->tx_lock) failed\n", __func__));
1142 if ((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) !=
1145 (ha->pci_dev, "%s: !IFF_DRV_RUNNING\n", __func__));
1150 if (!ha->hw.link_up || !ha->watchdog_ticks)
1151 ql_update_link_state(ha);
1153 if (!ha->hw.link_up) {
1154 QL_DPRINT8(ha, (ha->pci_dev, "%s: link down\n", __func__));
1159 while (ifp->if_snd.ifq_head != NULL) {
1160 IF_DEQUEUE(&ifp->if_snd, m_head);
1162 if (m_head == NULL) {
1163 QL_DPRINT8(ha, (ha->pci_dev, "%s: m_head == NULL\n",
1168 if (qla_send(ha, &m_head)) {
1171 QL_DPRINT8(ha, (ha->pci_dev, "%s: PREPEND\n", __func__));
1172 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1173 IF_PREPEND(&ifp->if_snd, m_head);
1176 /* Send a copy of the frame to the BPF listener */
1177 ETHER_BPF_MTAP(ifp, m_head);
1180 QL_DPRINT8(ha, (ha->pci_dev, "%s: exit\n", __func__));
1185 qla_send(qla_host_t *ha, struct mbuf **m_headp)
1187 bus_dma_segment_t segs[QLA_MAX_SEGMENTS];
1192 struct mbuf *m_head = *m_headp;
1193 uint32_t txr_idx = ha->txr_idx;
1194 uint32_t iscsi_pdu = 0;
1196 QL_DPRINT8(ha, (ha->pci_dev, "%s: enter\n", __func__));
1198 if (m_head->m_flags & M_FLOWID) {
1199 #ifdef QL_ENABLE_ISCSI_TLV
1200 if (qla_iscsi_pdu(ha, m_head) == 0) {
1202 txr_idx = m_head->m_pkthdr.flowid &
1203 ((ha->hw.num_tx_rings >> 1) - 1);
1205 txr_idx = m_head->m_pkthdr.flowid &
1206 (ha->hw.num_tx_rings - 1);
1209 txr_idx = m_head->m_pkthdr.flowid & (ha->hw.num_tx_rings - 1);
1210 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
1214 tx_idx = ha->hw.tx_cntxt[txr_idx].txr_next;
1215 map = ha->tx_ring[txr_idx].tx_buf[tx_idx].map;
1217 ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
1224 QL_DPRINT8(ha, (ha->pci_dev, "%s: EFBIG [%d]\n", __func__,
1225 m_head->m_pkthdr.len));
1227 m = m_defrag(m_head, M_NOWAIT);
1229 ha->err_tx_defrag++;
1232 device_printf(ha->pci_dev,
1233 "%s: m_defrag() = NULL [%d]\n",
1240 if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
1241 segs, &nsegs, BUS_DMA_NOWAIT))) {
1243 ha->err_tx_dmamap_load++;
1245 device_printf(ha->pci_dev,
1246 "%s: bus_dmamap_load_mbuf_sg failed0[%d, %d]\n",
1247 __func__, ret, m_head->m_pkthdr.len);
1249 if (ret != ENOMEM) {
1258 ha->err_tx_dmamap_load++;
1260 device_printf(ha->pci_dev,
1261 "%s: bus_dmamap_load_mbuf_sg failed1[%d, %d]\n",
1262 __func__, ret, m_head->m_pkthdr.len);
1264 if (ret != ENOMEM) {
1271 QL_ASSERT(ha, (nsegs != 0), ("qla_send: empty packet"));
1273 bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
1275 if (!(ret = ql_hw_send(ha, segs, nsegs, tx_idx, m_head, txr_idx,
1277 ha->tx_ring[txr_idx].count++;
1278 ha->tx_ring[txr_idx].tx_buf[tx_idx].m_head = m_head;
1280 if (ret == EINVAL) {
1287 QL_DPRINT8(ha, (ha->pci_dev, "%s: exit\n", __func__));
1292 qla_stop(qla_host_t *ha)
1294 struct ifnet *ifp = ha->ifp;
1299 ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1301 ha->flags.qla_watchdog_pause = 1;
1303 while (!ha->qla_watchdog_paused)
1304 qla_mdelay(__func__, 1);
1306 ha->flags.stop_rcv = 1;
1311 qla_free_xmt_bufs(ha);
1312 qla_free_rcv_bufs(ha);
1318 * Buffer Management Functions for Transmit and Receive Rings
1321 qla_alloc_xmt_bufs(qla_host_t *ha)
1327 if (bus_dma_tag_create(NULL, /* parent */
1328 1, 0, /* alignment, bounds */
1329 BUS_SPACE_MAXADDR, /* lowaddr */
1330 BUS_SPACE_MAXADDR, /* highaddr */
1331 NULL, NULL, /* filter, filterarg */
1332 QLA_MAX_TSO_FRAME_SIZE, /* maxsize */
1333 QLA_MAX_SEGMENTS, /* nsegments */
1334 PAGE_SIZE, /* maxsegsize */
1335 BUS_DMA_ALLOCNOW, /* flags */
1336 NULL, /* lockfunc */
1337 NULL, /* lockfuncarg */
1339 device_printf(ha->pci_dev, "%s: tx_tag alloc failed\n",
1344 for (i = 0; i < ha->hw.num_tx_rings; i++) {
1345 bzero((void *)ha->tx_ring[i].tx_buf,
1346 (sizeof(qla_tx_buf_t) * NUM_TX_DESCRIPTORS));
1349 for (j = 0; j < ha->hw.num_tx_rings; j++) {
1350 for (i = 0; i < NUM_TX_DESCRIPTORS; i++) {
1352 txb = &ha->tx_ring[j].tx_buf[i];
1354 if ((ret = bus_dmamap_create(ha->tx_tag,
1355 BUS_DMA_NOWAIT, &txb->map))) {
1357 ha->err_tx_dmamap_create++;
1358 device_printf(ha->pci_dev,
1359 "%s: bus_dmamap_create failed[%d]\n",
1362 qla_free_xmt_bufs(ha);
1373 * Release mbuf after it sent on the wire
1376 qla_clear_tx_buf(qla_host_t *ha, qla_tx_buf_t *txb)
1378 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1380 if (txb->m_head && txb->map) {
1382 bus_dmamap_unload(ha->tx_tag, txb->map);
1384 m_freem(txb->m_head);
1389 bus_dmamap_destroy(ha->tx_tag, txb->map);
1391 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1395 qla_free_xmt_bufs(qla_host_t *ha)
1399 for (j = 0; j < ha->hw.num_tx_rings; j++) {
1400 for (i = 0; i < NUM_TX_DESCRIPTORS; i++)
1401 qla_clear_tx_buf(ha, &ha->tx_ring[j].tx_buf[i]);
1404 if (ha->tx_tag != NULL) {
1405 bus_dma_tag_destroy(ha->tx_tag);
1409 for (i = 0; i < ha->hw.num_tx_rings; i++) {
1410 bzero((void *)ha->tx_ring[i].tx_buf,
1411 (sizeof(qla_tx_buf_t) * NUM_TX_DESCRIPTORS));
1418 qla_alloc_rcv_std(qla_host_t *ha)
1420 int i, j, k, r, ret = 0;
1422 qla_rx_ring_t *rx_ring;
1424 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1426 rx_ring = &ha->rx_ring[r];
1428 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1430 rxb = &rx_ring->rx_buf[i];
1432 ret = bus_dmamap_create(ha->rx_tag, BUS_DMA_NOWAIT,
1436 device_printf(ha->pci_dev,
1437 "%s: dmamap[%d, %d] failed\n",
1440 for (k = 0; k < r; k++) {
1441 for (j = 0; j < NUM_RX_DESCRIPTORS;
1443 rxb = &ha->rx_ring[k].rx_buf[j];
1444 bus_dmamap_destroy(ha->rx_tag,
1449 for (j = 0; j < i; j++) {
1450 bus_dmamap_destroy(ha->rx_tag,
1451 rx_ring->rx_buf[j].map);
1453 goto qla_alloc_rcv_std_err;
1458 qla_init_hw_rcv_descriptors(ha);
1461 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1463 rx_ring = &ha->rx_ring[r];
1465 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1466 rxb = &rx_ring->rx_buf[i];
1468 if (!(ret = ql_get_mbuf(ha, rxb, NULL))) {
1470 * set the physical address in the
1471 * corresponding descriptor entry in the
1472 * receive ring/queue for the hba
1474 qla_set_hw_rcv_desc(ha, r, i, rxb->handle,
1476 (rxb->m_head)->m_pkthdr.len);
1478 device_printf(ha->pci_dev,
1479 "%s: ql_get_mbuf [%d, %d] failed\n",
1481 bus_dmamap_destroy(ha->rx_tag, rxb->map);
1482 goto qla_alloc_rcv_std_err;
1488 qla_alloc_rcv_std_err:
1493 qla_free_rcv_std(qla_host_t *ha)
1498 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1499 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1500 rxb = &ha->rx_ring[r].rx_buf[i];
1501 if (rxb->m_head != NULL) {
1502 bus_dmamap_unload(ha->rx_tag, rxb->map);
1503 bus_dmamap_destroy(ha->rx_tag, rxb->map);
1504 m_freem(rxb->m_head);
1513 qla_alloc_rcv_bufs(qla_host_t *ha)
1517 if (bus_dma_tag_create(NULL, /* parent */
1518 1, 0, /* alignment, bounds */
1519 BUS_SPACE_MAXADDR, /* lowaddr */
1520 BUS_SPACE_MAXADDR, /* highaddr */
1521 NULL, NULL, /* filter, filterarg */
1522 MJUM9BYTES, /* maxsize */
1524 MJUM9BYTES, /* maxsegsize */
1525 BUS_DMA_ALLOCNOW, /* flags */
1526 NULL, /* lockfunc */
1527 NULL, /* lockfuncarg */
1530 device_printf(ha->pci_dev, "%s: rx_tag alloc failed\n",
1536 bzero((void *)ha->rx_ring, (sizeof(qla_rx_ring_t) * MAX_RDS_RINGS));
1538 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1539 ha->hw.sds[i].sdsr_next = 0;
1540 ha->hw.sds[i].rxb_free = NULL;
1541 ha->hw.sds[i].rx_free = 0;
1544 ret = qla_alloc_rcv_std(ha);
1550 qla_free_rcv_bufs(qla_host_t *ha)
1554 qla_free_rcv_std(ha);
1556 if (ha->rx_tag != NULL) {
1557 bus_dma_tag_destroy(ha->rx_tag);
1561 bzero((void *)ha->rx_ring, (sizeof(qla_rx_ring_t) * MAX_RDS_RINGS));
1563 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1564 ha->hw.sds[i].sdsr_next = 0;
1565 ha->hw.sds[i].rxb_free = NULL;
1566 ha->hw.sds[i].rx_free = 0;
1573 ql_get_mbuf(qla_host_t *ha, qla_rx_buf_t *rxb, struct mbuf *nmp)
1575 register struct mbuf *mp = nmp;
1579 bus_dma_segment_t segs[1];
1580 int nsegs, mbuf_size;
1582 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1586 if (ha->hw.enable_9kb)
1587 mbuf_size = MJUM9BYTES;
1589 mbuf_size = MCLBYTES;
1593 if (ha->hw.enable_9kb)
1594 mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, mbuf_size);
1596 mp = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
1601 device_printf(ha->pci_dev,
1602 "%s: m_getcl failed\n", __func__);
1603 goto exit_ql_get_mbuf;
1605 mp->m_len = mp->m_pkthdr.len = mbuf_size;
1607 mp->m_len = mp->m_pkthdr.len = mbuf_size;
1608 mp->m_data = mp->m_ext.ext_buf;
1612 offset = (uint32_t)((unsigned long long)mp->m_data & 0x7ULL);
1614 offset = 8 - offset;
1619 * Using memory from the mbuf cluster pool, invoke the bus_dma
1620 * machinery to arrange the memory mapping.
1622 ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, rxb->map,
1623 mp, segs, &nsegs, BUS_DMA_NOWAIT);
1624 rxb->paddr = segs[0].ds_addr;
1626 if (ret || !rxb->paddr || (nsegs != 1)) {
1629 device_printf(ha->pci_dev,
1630 "%s: bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
1631 __func__, ret, (long long unsigned int)rxb->paddr,
1634 goto exit_ql_get_mbuf;
1637 bus_dmamap_sync(ha->rx_tag, rxb->map, BUS_DMASYNC_PREREAD);
1640 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = 0x%08x\n", __func__, ret));
1645 qla_tx_done(void *context, int pending)
1647 qla_host_t *ha = context;
1655 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
1656 QL_DPRINT8(ha, (ha->pci_dev, "%s: !IFF_DRV_RUNNING\n", __func__));
1665 qla_get_peer(qla_host_t *ha)
1669 int my_slot = pci_get_slot(ha->pci_dev);
1671 if (device_get_children(device_get_parent(ha->pci_dev), &peers, &count))
1674 for (i = 0; i < count; i++) {
1675 slot = pci_get_slot(peers[i]);
1677 if ((slot >= 0) && (slot == my_slot) &&
1678 (pci_get_device(peers[i]) ==
1679 pci_get_device(ha->pci_dev))) {
1680 if (ha->pci_dev != peers[i])
1681 ha->peer_dev = peers[i];
1687 qla_send_msg_to_peer(qla_host_t *ha, uint32_t msg_to_peer)
1689 qla_host_t *ha_peer;
1692 if ((ha_peer = device_get_softc(ha->peer_dev)) != NULL) {
1694 ha_peer->msg_from_peer = msg_to_peer;
1700 qla_error_recovery(void *context, int pending)
1702 qla_host_t *ha = context;
1703 uint32_t msecs_100 = 100;
1704 struct ifnet *ifp = ha->ifp;
1706 (void)QLA_LOCK(ha, __func__, 0);
1708 ha->hw.imd_compl = 1;
1709 qla_mdelay(__func__, 300);
1711 ha->flags.stop_rcv = 1;
1715 ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING);
1717 QLA_UNLOCK(ha, __func__);
1719 if ((ha->pci_func & 0x1) == 0) {
1721 if (!ha->msg_from_peer) {
1722 qla_send_msg_to_peer(ha, QL_PEER_MSG_RESET);
1724 while ((ha->msg_from_peer != QL_PEER_MSG_ACK) &&
1726 qla_mdelay(__func__, 100);
1729 ha->msg_from_peer = 0;
1733 (void) ql_init_hw(ha);
1734 qla_free_xmt_bufs(ha);
1735 qla_free_rcv_bufs(ha);
1737 qla_send_msg_to_peer(ha, QL_PEER_MSG_ACK);
1740 if (ha->msg_from_peer == QL_PEER_MSG_RESET) {
1742 ha->msg_from_peer = 0;
1744 qla_send_msg_to_peer(ha, QL_PEER_MSG_ACK);
1746 qla_send_msg_to_peer(ha, QL_PEER_MSG_RESET);
1749 while ((ha->msg_from_peer != QL_PEER_MSG_ACK) && msecs_100--)
1750 qla_mdelay(__func__, 100);
1751 ha->msg_from_peer = 0;
1753 (void) ql_init_hw(ha);
1754 qla_free_xmt_bufs(ha);
1755 qla_free_rcv_bufs(ha);
1757 (void)QLA_LOCK(ha, __func__, 0);
1759 if (qla_alloc_xmt_bufs(ha) != 0) {
1760 QLA_UNLOCK(ha, __func__);
1763 qla_confirm_9kb_enable(ha);
1765 if (qla_alloc_rcv_bufs(ha) != 0) {
1766 QLA_UNLOCK(ha, __func__);
1770 ha->flags.stop_rcv = 0;
1771 if (ql_init_hw_if(ha) == 0) {
1773 ifp->if_drv_flags |= IFF_DRV_RUNNING;
1774 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1775 ha->flags.qla_watchdog_pause = 0;
1778 QLA_UNLOCK(ha, __func__);
1782 qla_async_event(void *context, int pending)
1784 qla_host_t *ha = context;
1786 (void)QLA_LOCK(ha, __func__, 0);
1787 qla_hw_async_event(ha);
1788 QLA_UNLOCK(ha, __func__);