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_link_status(SYSCTL_HANDLER_ARGS);
74 static void qla_release(qla_host_t *ha);
75 static void qla_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs,
77 static void qla_stop(qla_host_t *ha);
78 static void qla_get_peer(qla_host_t *ha);
79 static void qla_error_recovery(void *context, int pending);
80 static void qla_async_event(void *context, int pending);
81 static void qla_stats(void *context, int pending);
82 static int qla_send(qla_host_t *ha, struct mbuf **m_headp, uint32_t txr_idx,
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);
97 static int qla_transmit(struct ifnet *ifp, struct mbuf *mp);
98 static void qla_qflush(struct ifnet *ifp);
99 static int qla_alloc_tx_br(qla_host_t *ha, qla_tx_fp_t *tx_fp);
100 static void qla_free_tx_br(qla_host_t *ha, qla_tx_fp_t *tx_fp);
101 static int qla_create_fp_taskqueues(qla_host_t *ha);
102 static void qla_destroy_fp_taskqueues(qla_host_t *ha);
103 static void qla_drain_fp_taskqueues(qla_host_t *ha);
105 static device_method_t qla_pci_methods[] = {
106 /* Device interface */
107 DEVMETHOD(device_probe, qla_pci_probe),
108 DEVMETHOD(device_attach, qla_pci_attach),
109 DEVMETHOD(device_detach, qla_pci_detach),
113 static driver_t qla_pci_driver = {
114 "ql", qla_pci_methods, sizeof (qla_host_t),
117 static devclass_t qla83xx_devclass;
119 DRIVER_MODULE(qla83xx, pci, qla_pci_driver, qla83xx_devclass, 0, 0);
121 MODULE_DEPEND(qla83xx, pci, 1, 1, 1);
122 MODULE_DEPEND(qla83xx, ether, 1, 1, 1);
124 MALLOC_DEFINE(M_QLA83XXBUF, "qla83xxbuf", "Buffers for qla83xx driver");
126 #define QL_STD_REPLENISH_THRES 0
127 #define QL_JUMBO_REPLENISH_THRES 32
130 static char dev_str[64];
131 static char ver_str[64];
134 * Name: qla_pci_probe
135 * Function: Validate the PCI device to be a QLA80XX device
138 qla_pci_probe(device_t dev)
140 switch ((pci_get_device(dev) << 16) | (pci_get_vendor(dev))) {
141 case PCI_QLOGIC_ISP8030:
142 snprintf(dev_str, sizeof(dev_str), "%s v%d.%d.%d",
143 "Qlogic ISP 83xx PCI CNA Adapter-Ethernet Function",
144 QLA_VERSION_MAJOR, QLA_VERSION_MINOR,
146 snprintf(ver_str, sizeof(ver_str), "v%d.%d.%d",
147 QLA_VERSION_MAJOR, QLA_VERSION_MINOR,
149 device_set_desc(dev, dev_str);
156 printf("%s: %s\n ", __func__, dev_str);
158 return (BUS_PROBE_DEFAULT);
162 qla_add_sysctls(qla_host_t *ha)
164 device_t dev = ha->pci_dev;
166 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
167 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
168 OID_AUTO, "version", CTLFLAG_RD,
169 ver_str, 0, "Driver Version");
171 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
172 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
173 OID_AUTO, "fw_version", CTLFLAG_RD,
174 ha->fw_ver_str, 0, "firmware version");
176 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
177 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
178 OID_AUTO, "link_status", CTLTYPE_INT | CTLFLAG_RW,
180 qla_sysctl_get_link_status, "I", "Link Status");
183 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
184 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
185 OID_AUTO, "debug", CTLFLAG_RW,
186 &ha->dbg_level, ha->dbg_level, "Debug Level");
188 ha->enable_minidump = 1;
189 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
190 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
191 OID_AUTO, "enable_minidump", CTLFLAG_RW,
192 &ha->enable_minidump, ha->enable_minidump,
193 "Minidump retrival is enabled only when this is set");
195 ha->std_replenish = QL_STD_REPLENISH_THRES;
196 SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev),
197 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
198 OID_AUTO, "std_replenish", CTLFLAG_RW,
199 &ha->std_replenish, ha->std_replenish,
200 "Threshold for Replenishing Standard Frames");
202 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
203 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
204 OID_AUTO, "ipv4_lro",
205 CTLFLAG_RD, &ha->ipv4_lro,
206 "number of ipv4 lro completions");
208 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
209 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
210 OID_AUTO, "ipv6_lro",
211 CTLFLAG_RD, &ha->ipv6_lro,
212 "number of ipv6 lro completions");
214 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
215 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
216 OID_AUTO, "tx_tso_frames",
217 CTLFLAG_RD, &ha->tx_tso_frames,
218 "number of Tx TSO Frames");
220 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
221 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
222 OID_AUTO, "hw_vlan_tx_frames",
223 CTLFLAG_RD, &ha->hw_vlan_tx_frames,
224 "number of Tx VLAN Frames");
226 SYSCTL_ADD_QUAD(device_get_sysctl_ctx(dev),
227 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
228 OID_AUTO, "hw_lock_failed",
229 CTLFLAG_RD, &ha->hw_lock_failed,
230 "number of hw_lock failures");
236 qla_watchdog(void *arg)
238 qla_host_t *ha = arg;
245 if (ha->qla_watchdog_exit) {
246 ha->qla_watchdog_exited = 1;
249 ha->qla_watchdog_exited = 0;
251 if (!ha->qla_watchdog_pause) {
252 if (ql_hw_check_health(ha) || ha->qla_initiate_recovery ||
253 (ha->msg_from_peer == QL_PEER_MSG_RESET)) {
255 if (!(ha->dbg_level & 0x8000)) {
256 ha->qla_watchdog_paused = 1;
257 ha->qla_watchdog_pause = 1;
258 ha->qla_initiate_recovery = 0;
260 device_printf(ha->pci_dev,
261 "%s: taskqueue_enqueue(err_task) \n",
263 taskqueue_enqueue(ha->err_tq, &ha->err_task);
267 } else if (ha->qla_interface_up) {
269 ha->watchdog_ticks++;
271 if (ha->watchdog_ticks > 1000)
272 ha->watchdog_ticks = 0;
274 if (!ha->watchdog_ticks && QL_RUNNING(ifp)) {
275 taskqueue_enqueue(ha->stats_tq, &ha->stats_task);
278 if (ha->async_event) {
279 taskqueue_enqueue(ha->async_event_tq,
280 &ha->async_event_task);
284 for (i = 0; ((i < ha->hw.num_sds_rings) &&
285 !ha->watchdog_ticks); i++) {
286 qla_tx_fp_t *fp = &ha->tx_fp[i];
288 if (fp->fp_taskqueue != NULL)
289 taskqueue_enqueue(fp->fp_taskqueue,
293 ha->qla_watchdog_paused = 0;
295 ha->qla_watchdog_paused = 0;
298 ha->qla_watchdog_paused = 1;
301 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
306 * Name: qla_pci_attach
307 * Function: attaches the device to the operating system
310 qla_pci_attach(device_t dev)
312 qla_host_t *ha = NULL;
315 uint32_t num_rcvq = 0;
317 if ((ha = device_get_softc(dev)) == NULL) {
318 device_printf(dev, "cannot get softc\n");
322 memset(ha, 0, sizeof (qla_host_t));
324 if (pci_get_device(dev) != PCI_PRODUCT_QLOGIC_ISP8030) {
325 device_printf(dev, "device is not ISP8030\n");
329 ha->pci_func = pci_get_function(dev) & 0x1;
333 pci_enable_busmaster(dev);
335 ha->reg_rid = PCIR_BAR(0);
336 ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid,
339 if (ha->pci_reg == NULL) {
340 device_printf(dev, "unable to map any ports\n");
341 goto qla_pci_attach_err;
344 rsrc_len = (uint32_t) bus_get_resource_count(dev, SYS_RES_MEMORY,
347 mtx_init(&ha->hw_lock, "qla83xx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF);
348 ha->flags.lock_init = 1;
352 ha->hw.num_sds_rings = MAX_SDS_RINGS;
353 ha->hw.num_rds_rings = MAX_RDS_RINGS;
354 ha->hw.num_tx_rings = NUM_TX_RINGS;
356 ha->reg_rid1 = PCIR_BAR(2);
357 ha->pci_reg1 = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
358 &ha->reg_rid1, RF_ACTIVE);
360 ha->msix_count = pci_msix_count(dev);
362 if (ha->msix_count < 1 ) {
363 device_printf(dev, "%s: msix_count[%d] not enough\n", __func__,
365 goto qla_pci_attach_err;
368 if (ha->msix_count < (ha->hw.num_sds_rings + 1)) {
369 ha->hw.num_sds_rings = ha->msix_count - 1;
372 QL_DPRINT2(ha, (dev, "%s: ha %p pci_func 0x%x rsrc_count 0x%08x"
373 " msix_count 0x%x pci_reg %p pci_reg1 %p\n", __func__, ha,
374 ha->pci_func, rsrc_len, ha->msix_count, ha->pci_reg,
377 /* initialize hardware */
378 if (ql_init_hw(ha)) {
379 device_printf(dev, "%s: ql_init_hw failed\n", __func__);
380 goto qla_pci_attach_err;
383 device_printf(dev, "%s: firmware[%d.%d.%d.%d]\n", __func__,
384 ha->fw_ver_major, ha->fw_ver_minor, ha->fw_ver_sub,
386 snprintf(ha->fw_ver_str, sizeof(ha->fw_ver_str), "%d.%d.%d.%d",
387 ha->fw_ver_major, ha->fw_ver_minor, ha->fw_ver_sub,
390 if (qla_get_nic_partition(ha, NULL, &num_rcvq)) {
391 device_printf(dev, "%s: qla_get_nic_partition failed\n",
393 goto qla_pci_attach_err;
395 device_printf(dev, "%s: ha %p pci_func 0x%x rsrc_count 0x%08x"
396 " msix_count 0x%x pci_reg %p pci_reg1 %p num_rcvq = %d\n",
397 __func__, ha, ha->pci_func, rsrc_len, ha->msix_count,
398 ha->pci_reg, ha->pci_reg1, num_rcvq);
400 if ((ha->msix_count < 64) || (num_rcvq != 32)) {
401 if (ha->hw.num_sds_rings > 15) {
402 ha->hw.num_sds_rings = 15;
406 ha->hw.num_rds_rings = ha->hw.num_sds_rings;
407 ha->hw.num_tx_rings = ha->hw.num_sds_rings;
409 #ifdef QL_ENABLE_ISCSI_TLV
410 ha->hw.num_tx_rings = ha->hw.num_sds_rings * 2;
411 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
413 ql_hw_add_sysctls(ha);
415 ha->msix_count = ha->hw.num_sds_rings + 1;
417 if (pci_alloc_msix(dev, &ha->msix_count)) {
418 device_printf(dev, "%s: pci_alloc_msi[%d] failed\n", __func__,
421 goto qla_pci_attach_err;
425 ha->mbx_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
427 (RF_ACTIVE | RF_SHAREABLE));
428 if (ha->mbx_irq == NULL) {
429 device_printf(dev, "could not allocate mbx interrupt\n");
430 goto qla_pci_attach_err;
432 if (bus_setup_intr(dev, ha->mbx_irq, (INTR_TYPE_NET | INTR_MPSAFE),
433 NULL, ql_mbx_isr, ha, &ha->mbx_handle)) {
434 device_printf(dev, "could not setup mbx interrupt\n");
435 goto qla_pci_attach_err;
438 for (i = 0; i < ha->hw.num_sds_rings; i++) {
439 ha->irq_vec[i].sds_idx = i;
440 ha->irq_vec[i].ha = ha;
441 ha->irq_vec[i].irq_rid = 2 + i;
443 ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
444 &ha->irq_vec[i].irq_rid,
445 (RF_ACTIVE | RF_SHAREABLE));
447 if (ha->irq_vec[i].irq == NULL) {
448 device_printf(dev, "could not allocate interrupt\n");
449 goto qla_pci_attach_err;
451 if (bus_setup_intr(dev, ha->irq_vec[i].irq,
452 (INTR_TYPE_NET | INTR_MPSAFE),
453 NULL, ql_isr, &ha->irq_vec[i],
454 &ha->irq_vec[i].handle)) {
455 device_printf(dev, "could not setup interrupt\n");
456 goto qla_pci_attach_err;
459 ha->tx_fp[i].ha = ha;
460 ha->tx_fp[i].txr_idx = i;
462 if (qla_alloc_tx_br(ha, &ha->tx_fp[i])) {
463 device_printf(dev, "%s: could not allocate tx_br[%d]\n",
465 goto qla_pci_attach_err;
469 if (qla_create_fp_taskqueues(ha) != 0)
470 goto qla_pci_attach_err;
472 printf("%s: mp__ncpus %d sds %d rds %d msi-x %d\n", __func__, mp_ncpus,
473 ha->hw.num_sds_rings, ha->hw.num_rds_rings, ha->msix_count);
475 ql_read_mac_addr(ha);
477 /* allocate parent dma tag */
478 if (qla_alloc_parent_dma_tag(ha)) {
479 device_printf(dev, "%s: qla_alloc_parent_dma_tag failed\n",
481 goto qla_pci_attach_err;
484 /* alloc all dma buffers */
485 if (ql_alloc_dma(ha)) {
486 device_printf(dev, "%s: ql_alloc_dma failed\n", __func__);
487 goto qla_pci_attach_err;
491 if (ql_minidump_init(ha) != 0) {
492 device_printf(dev, "%s: ql_minidump_init failed\n", __func__);
493 goto qla_pci_attach_err;
495 /* create the o.s ethernet interface */
496 qla_init_ifnet(dev, ha);
498 ha->flags.qla_watchdog_active = 1;
499 ha->qla_watchdog_pause = 0;
501 callout_init(&ha->tx_callout, TRUE);
502 ha->flags.qla_callout_init = 1;
504 /* create ioctl device interface */
505 if (ql_make_cdev(ha)) {
506 device_printf(dev, "%s: ql_make_cdev failed\n", __func__);
507 goto qla_pci_attach_err;
510 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
513 TASK_INIT(&ha->err_task, 0, qla_error_recovery, ha);
514 ha->err_tq = taskqueue_create("qla_errq", M_NOWAIT,
515 taskqueue_thread_enqueue, &ha->err_tq);
516 taskqueue_start_threads(&ha->err_tq, 1, PI_NET, "%s errq",
517 device_get_nameunit(ha->pci_dev));
519 TASK_INIT(&ha->async_event_task, 0, qla_async_event, ha);
520 ha->async_event_tq = taskqueue_create("qla_asyncq", M_NOWAIT,
521 taskqueue_thread_enqueue, &ha->async_event_tq);
522 taskqueue_start_threads(&ha->async_event_tq, 1, PI_NET, "%s asyncq",
523 device_get_nameunit(ha->pci_dev));
525 TASK_INIT(&ha->stats_task, 0, qla_stats, ha);
526 ha->stats_tq = taskqueue_create("qla_statsq", M_NOWAIT,
527 taskqueue_thread_enqueue, &ha->stats_tq);
528 taskqueue_start_threads(&ha->stats_tq, 1, PI_NET, "%s taskq",
529 device_get_nameunit(ha->pci_dev));
531 QL_DPRINT2(ha, (dev, "%s: exit 0\n", __func__));
538 if (ha->flags.lock_init) {
539 mtx_destroy(&ha->hw_lock);
542 QL_DPRINT2(ha, (dev, "%s: exit ENXIO\n", __func__));
547 * Name: qla_pci_detach
548 * Function: Unhooks the device from the operating system
551 qla_pci_detach(device_t dev)
553 qla_host_t *ha = NULL;
557 if ((ha = device_get_softc(dev)) == NULL) {
558 device_printf(dev, "cannot get softc\n");
562 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
566 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
567 QLA_LOCK(ha, __func__, -1, 0);
569 ha->qla_detach_active = 1;
574 QLA_UNLOCK(ha, __func__);
576 if (ha->flags.lock_init) {
577 mtx_destroy(&ha->hw_lock);
580 QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
586 * SYSCTL Related Callbacks
589 qla_sysctl_get_link_status(SYSCTL_HANDLER_ARGS)
594 err = sysctl_handle_int(oidp, &ret, 0, req);
596 if (err || !req->newptr)
600 ha = (qla_host_t *)arg1;
601 ql_hw_link_status(ha);
608 * Function: Releases the resources allocated for the device
611 qla_release(qla_host_t *ha)
618 if (ha->async_event_tq) {
619 taskqueue_drain(ha->async_event_tq, &ha->async_event_task);
620 taskqueue_free(ha->async_event_tq);
624 taskqueue_drain(ha->err_tq, &ha->err_task);
625 taskqueue_free(ha->err_tq);
629 taskqueue_drain(ha->stats_tq, &ha->stats_task);
630 taskqueue_free(ha->stats_tq);
635 if (ha->flags.qla_watchdog_active) {
636 ha->qla_watchdog_exit = 1;
638 while (ha->qla_watchdog_exited == 0)
639 qla_mdelay(__func__, 1);
642 if (ha->flags.qla_callout_init)
643 callout_stop(&ha->tx_callout);
646 ether_ifdetach(ha->ifp);
649 qla_free_parent_dma_tag(ha);
652 (void)bus_teardown_intr(dev, ha->mbx_irq, ha->mbx_handle);
655 (void) bus_release_resource(dev, SYS_RES_IRQ, ha->mbx_irq_rid,
658 for (i = 0; i < ha->hw.num_sds_rings; i++) {
660 if (ha->irq_vec[i].handle) {
661 (void)bus_teardown_intr(dev, ha->irq_vec[i].irq,
662 ha->irq_vec[i].handle);
665 if (ha->irq_vec[i].irq) {
666 (void)bus_release_resource(dev, SYS_RES_IRQ,
667 ha->irq_vec[i].irq_rid,
671 qla_free_tx_br(ha, &ha->tx_fp[i]);
673 qla_destroy_fp_taskqueues(ha);
676 pci_release_msi(dev);
678 // if (ha->flags.lock_init) {
679 // mtx_destroy(&ha->hw_lock);
683 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid,
687 (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid1,
694 * DMA Related Functions
698 qla_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
700 *((bus_addr_t *)arg) = 0;
703 printf("%s: bus_dmamap_load failed (%d)\n", __func__, error);
707 *((bus_addr_t *)arg) = segs[0].ds_addr;
713 ql_alloc_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
721 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
723 ret = bus_dma_tag_create(
724 ha->parent_tag,/* parent */
726 ((bus_size_t)(1ULL << 32)),/* boundary */
727 BUS_SPACE_MAXADDR, /* lowaddr */
728 BUS_SPACE_MAXADDR, /* highaddr */
729 NULL, NULL, /* filter, filterarg */
730 dma_buf->size, /* maxsize */
732 dma_buf->size, /* maxsegsize */
734 NULL, NULL, /* lockfunc, lockarg */
738 device_printf(dev, "%s: could not create dma tag\n", __func__);
739 goto ql_alloc_dmabuf_exit;
741 ret = bus_dmamem_alloc(dma_buf->dma_tag,
742 (void **)&dma_buf->dma_b,
743 (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT),
746 bus_dma_tag_destroy(dma_buf->dma_tag);
747 device_printf(dev, "%s: bus_dmamem_alloc failed\n", __func__);
748 goto ql_alloc_dmabuf_exit;
751 ret = bus_dmamap_load(dma_buf->dma_tag,
756 &b_addr, BUS_DMA_NOWAIT);
758 if (ret || !b_addr) {
759 bus_dma_tag_destroy(dma_buf->dma_tag);
760 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b,
763 goto ql_alloc_dmabuf_exit;
766 dma_buf->dma_addr = b_addr;
768 ql_alloc_dmabuf_exit:
769 QL_DPRINT2(ha, (dev, "%s: exit ret 0x%08x tag %p map %p b %p sz 0x%x\n",
770 __func__, ret, (void *)dma_buf->dma_tag,
771 (void *)dma_buf->dma_map, (void *)dma_buf->dma_b,
778 ql_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf)
780 bus_dmamap_unload(dma_buf->dma_tag, dma_buf->dma_map);
781 bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map);
782 bus_dma_tag_destroy(dma_buf->dma_tag);
786 qla_alloc_parent_dma_tag(qla_host_t *ha)
794 * Allocate parent DMA Tag
796 ret = bus_dma_tag_create(
797 bus_get_dma_tag(dev), /* parent */
798 1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */
799 BUS_SPACE_MAXADDR, /* lowaddr */
800 BUS_SPACE_MAXADDR, /* highaddr */
801 NULL, NULL, /* filter, filterarg */
802 BUS_SPACE_MAXSIZE_32BIT,/* maxsize */
804 BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
806 NULL, NULL, /* lockfunc, lockarg */
810 device_printf(dev, "%s: could not create parent dma tag\n",
815 ha->flags.parent_tag = 1;
821 qla_free_parent_dma_tag(qla_host_t *ha)
823 if (ha->flags.parent_tag) {
824 bus_dma_tag_destroy(ha->parent_tag);
825 ha->flags.parent_tag = 0;
830 * Name: qla_init_ifnet
831 * Function: Creates the Network Device Interface and Registers it with the O.S
835 qla_init_ifnet(device_t dev, qla_host_t *ha)
839 QL_DPRINT2(ha, (dev, "%s: enter\n", __func__));
841 ifp = ha->ifp = if_alloc(IFT_ETHER);
844 panic("%s: cannot if_alloc()\n", device_get_nameunit(dev));
846 if_initname(ifp, device_get_name(dev), device_get_unit(dev));
848 ifp->if_baudrate = IF_Gbps(10);
849 ifp->if_capabilities = IFCAP_LINKSTATE;
850 ifp->if_mtu = ETHERMTU;
852 ifp->if_init = qla_init;
854 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
855 ifp->if_ioctl = qla_ioctl;
857 ifp->if_transmit = qla_transmit;
858 ifp->if_qflush = qla_qflush;
860 IFQ_SET_MAXLEN(&ifp->if_snd, qla_get_ifq_snd_maxlen(ha));
861 ifp->if_snd.ifq_drv_maxlen = qla_get_ifq_snd_maxlen(ha);
862 IFQ_SET_READY(&ifp->if_snd);
864 ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
866 ether_ifattach(ifp, qla_get_mac_addr(ha));
868 ifp->if_capabilities |= IFCAP_HWCSUM |
871 IFCAP_VLAN_HWTAGGING |
876 ifp->if_capenable = ifp->if_capabilities;
878 ifp->if_hdrlen = sizeof(struct ether_vlan_header);
880 ifmedia_init(&ha->media, IFM_IMASK, qla_media_change, qla_media_status);
882 ifmedia_add(&ha->media, (IFM_ETHER | qla_get_optics(ha) | IFM_FDX), 0,
884 ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL);
886 ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO));
888 QL_DPRINT2(ha, (dev, "%s: exit\n", __func__));
894 qla_init_locked(qla_host_t *ha)
896 struct ifnet *ifp = ha->ifp;
900 if (qla_alloc_xmt_bufs(ha) != 0)
903 qla_confirm_9kb_enable(ha);
905 if (qla_alloc_rcv_bufs(ha) != 0)
908 bcopy(IF_LLADDR(ha->ifp), ha->hw.mac_addr, ETHER_ADDR_LEN);
910 ifp->if_hwassist = CSUM_TCP | CSUM_UDP | CSUM_TSO;
911 ifp->if_hwassist |= CSUM_TCP_IPV6 | CSUM_UDP_IPV6;
914 if (ql_init_hw_if(ha) == 0) {
916 ifp->if_drv_flags |= IFF_DRV_RUNNING;
917 ha->qla_watchdog_pause = 0;
918 ha->hw_vlan_tx_frames = 0;
919 ha->tx_tso_frames = 0;
920 ha->qla_interface_up = 1;
921 ql_update_link_state(ha);
932 ha = (qla_host_t *)arg;
934 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
936 if (QLA_LOCK(ha, __func__, -1, 0) != 0)
941 QLA_UNLOCK(ha, __func__);
943 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
947 qla_set_multi(qla_host_t *ha, uint32_t add_multi)
949 uint8_t mta[Q8_MAX_NUM_MULTICAST_ADDRS * Q8_MAC_ADDR_LEN];
950 struct ifmultiaddr *ifma;
952 struct ifnet *ifp = ha->ifp;
957 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
959 if (ifma->ifma_addr->sa_family != AF_LINK)
962 if (mcnt == Q8_MAX_NUM_MULTICAST_ADDRS)
965 bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr),
966 &mta[mcnt * Q8_MAC_ADDR_LEN], Q8_MAC_ADDR_LEN);
971 if_maddr_runlock(ifp);
973 if (QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT,
974 QLA_LOCK_NO_SLEEP) != 0)
977 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
980 ret = qla_hw_del_all_mcast(ha);
983 device_printf(ha->pci_dev,
984 "%s: qla_hw_del_all_mcast() failed\n",
989 ret = ql_hw_set_multi(ha, mta, mcnt, 1);
993 QLA_UNLOCK(ha, __func__);
999 qla_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
1002 struct ifreq *ifr = (struct ifreq *)data;
1003 struct ifaddr *ifa = (struct ifaddr *)data;
1006 ha = (qla_host_t *)ifp->if_softc;
1010 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFADDR (0x%lx)\n",
1013 if (ifa->ifa_addr->sa_family == AF_INET) {
1015 ret = QLA_LOCK(ha, __func__,
1016 QLA_LOCK_DEFAULT_MS_TIMEOUT,
1021 ifp->if_flags |= IFF_UP;
1023 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
1024 qla_init_locked(ha);
1027 QLA_UNLOCK(ha, __func__);
1028 QL_DPRINT4(ha, (ha->pci_dev,
1029 "%s: SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n",
1031 ntohl(IA_SIN(ifa)->sin_addr.s_addr)));
1033 arp_ifinit(ifp, ifa);
1035 ether_ioctl(ifp, cmd, data);
1040 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFMTU (0x%lx)\n",
1043 if (ifr->ifr_mtu > QLA_MAX_MTU) {
1046 ret = QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT,
1052 ifp->if_mtu = ifr->ifr_mtu;
1053 ha->max_frame_size =
1054 ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
1056 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
1057 qla_init_locked(ha);
1060 if (ifp->if_mtu > ETHERMTU)
1061 ha->std_replenish = QL_JUMBO_REPLENISH_THRES;
1063 ha->std_replenish = QL_STD_REPLENISH_THRES;
1066 QLA_UNLOCK(ha, __func__);
1072 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFFLAGS (0x%lx)\n",
1075 ret = QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT,
1081 if (ifp->if_flags & IFF_UP) {
1083 ha->max_frame_size = ifp->if_mtu +
1084 ETHER_HDR_LEN + ETHER_CRC_LEN;
1085 qla_init_locked(ha);
1087 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
1088 if ((ifp->if_flags ^ ha->if_flags) &
1090 ret = ql_set_promisc(ha);
1091 } else if ((ifp->if_flags ^ ha->if_flags) &
1093 ret = ql_set_allmulti(ha);
1097 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
1099 ha->if_flags = ifp->if_flags;
1102 QLA_UNLOCK(ha, __func__);
1106 QL_DPRINT4(ha, (ha->pci_dev,
1107 "%s: %s (0x%lx)\n", __func__, "SIOCADDMULTI", cmd));
1109 if (qla_set_multi(ha, 1))
1114 QL_DPRINT4(ha, (ha->pci_dev,
1115 "%s: %s (0x%lx)\n", __func__, "SIOCDELMULTI", cmd));
1117 if (qla_set_multi(ha, 0))
1123 QL_DPRINT4(ha, (ha->pci_dev,
1124 "%s: SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n",
1126 ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd);
1131 int mask = ifr->ifr_reqcap ^ ifp->if_capenable;
1133 QL_DPRINT4(ha, (ha->pci_dev, "%s: SIOCSIFCAP (0x%lx)\n",
1136 if (mask & IFCAP_HWCSUM)
1137 ifp->if_capenable ^= IFCAP_HWCSUM;
1138 if (mask & IFCAP_TSO4)
1139 ifp->if_capenable ^= IFCAP_TSO4;
1140 if (mask & IFCAP_TSO6)
1141 ifp->if_capenable ^= IFCAP_TSO6;
1142 if (mask & IFCAP_VLAN_HWTAGGING)
1143 ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING;
1144 if (mask & IFCAP_VLAN_HWTSO)
1145 ifp->if_capenable ^= IFCAP_VLAN_HWTSO;
1146 if (mask & IFCAP_LRO)
1147 ifp->if_capenable ^= IFCAP_LRO;
1149 if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
1150 ret = QLA_LOCK(ha, __func__, QLA_LOCK_DEFAULT_MS_TIMEOUT,
1156 qla_init_locked(ha);
1158 QLA_UNLOCK(ha, __func__);
1161 VLAN_CAPABILITIES(ifp);
1166 QL_DPRINT4(ha, (ha->pci_dev, "%s: default (0x%lx)\n",
1168 ret = ether_ioctl(ifp, cmd, data);
1176 qla_media_change(struct ifnet *ifp)
1179 struct ifmedia *ifm;
1182 ha = (qla_host_t *)ifp->if_softc;
1184 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1188 if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
1191 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1197 qla_media_status(struct ifnet *ifp, struct ifmediareq *ifmr)
1201 ha = (qla_host_t *)ifp->if_softc;
1203 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1205 ifmr->ifm_status = IFM_AVALID;
1206 ifmr->ifm_active = IFM_ETHER;
1208 ql_update_link_state(ha);
1209 if (ha->hw.link_up) {
1210 ifmr->ifm_status |= IFM_ACTIVE;
1211 ifmr->ifm_active |= (IFM_FDX | qla_get_optics(ha));
1214 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit (%s)\n", __func__,\
1215 (ha->hw.link_up ? "link_up" : "link_down")));
1222 qla_send(qla_host_t *ha, struct mbuf **m_headp, uint32_t txr_idx,
1225 bus_dma_segment_t segs[QLA_MAX_SEGMENTS];
1230 struct mbuf *m_head = *m_headp;
1232 QL_DPRINT8(ha, (ha->pci_dev, "%s: enter\n", __func__));
1234 tx_idx = ha->hw.tx_cntxt[txr_idx].txr_next;
1235 map = ha->tx_ring[txr_idx].tx_buf[tx_idx].map;
1237 ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs,
1244 QL_DPRINT8(ha, (ha->pci_dev, "%s: EFBIG [%d]\n", __func__,
1245 m_head->m_pkthdr.len));
1247 m = m_defrag(m_head, M_NOWAIT);
1249 ha->err_tx_defrag++;
1252 device_printf(ha->pci_dev,
1253 "%s: m_defrag() = NULL [%d]\n",
1260 if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head,
1261 segs, &nsegs, BUS_DMA_NOWAIT))) {
1263 ha->err_tx_dmamap_load++;
1265 device_printf(ha->pci_dev,
1266 "%s: bus_dmamap_load_mbuf_sg failed0[%d, %d]\n",
1267 __func__, ret, m_head->m_pkthdr.len);
1269 if (ret != ENOMEM) {
1278 ha->err_tx_dmamap_load++;
1280 device_printf(ha->pci_dev,
1281 "%s: bus_dmamap_load_mbuf_sg failed1[%d, %d]\n",
1282 __func__, ret, m_head->m_pkthdr.len);
1284 if (ret != ENOMEM) {
1291 QL_ASSERT(ha, (nsegs != 0), ("qla_send: empty packet"));
1293 bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE);
1295 if (!(ret = ql_hw_send(ha, segs, nsegs, tx_idx, m_head, txr_idx,
1297 ha->tx_ring[txr_idx].count++;
1299 ha->tx_ring[txr_idx].iscsi_pkt_count++;
1300 ha->tx_ring[txr_idx].tx_buf[tx_idx].m_head = m_head;
1302 bus_dmamap_unload(ha->tx_tag, map);
1303 if (ret == EINVAL) {
1310 QL_DPRINT8(ha, (ha->pci_dev, "%s: exit\n", __func__));
1315 qla_alloc_tx_br(qla_host_t *ha, qla_tx_fp_t *fp)
1317 snprintf(fp->tx_mtx_name, sizeof(fp->tx_mtx_name),
1318 "qla%d_fp%d_tx_mq_lock", ha->pci_func, fp->txr_idx);
1320 mtx_init(&fp->tx_mtx, fp->tx_mtx_name, NULL, MTX_DEF);
1322 fp->tx_br = buf_ring_alloc(NUM_TX_DESCRIPTORS, M_DEVBUF,
1323 M_NOWAIT, &fp->tx_mtx);
1324 if (fp->tx_br == NULL) {
1325 QL_DPRINT1(ha, (ha->pci_dev, "buf_ring_alloc failed for "
1326 " fp[%d, %d]\n", ha->pci_func, fp->txr_idx));
1333 qla_free_tx_br(qla_host_t *ha, qla_tx_fp_t *fp)
1336 struct ifnet *ifp = ha->ifp;
1338 if (mtx_initialized(&fp->tx_mtx)) {
1340 if (fp->tx_br != NULL) {
1342 mtx_lock(&fp->tx_mtx);
1344 while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
1348 mtx_unlock(&fp->tx_mtx);
1350 buf_ring_free(fp->tx_br, M_DEVBUF);
1353 mtx_destroy(&fp->tx_mtx);
1359 qla_fp_taskqueue(void *context, int pending)
1367 uint32_t iscsi_pdu = 0;
1368 uint32_t rx_pkts_left = -1;
1375 ha = (qla_host_t *)fp->ha;
1379 txr_idx = fp->txr_idx;
1381 mtx_lock(&fp->tx_mtx);
1383 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING) || (!ha->hw.link_up)) {
1384 mtx_unlock(&fp->tx_mtx);
1385 goto qla_fp_taskqueue_exit;
1388 while (rx_pkts_left && !ha->stop_rcv &&
1389 (ifp->if_drv_flags & IFF_DRV_RUNNING)) {
1390 rx_pkts_left = ql_rcv_isr(ha, fp->txr_idx, 64);
1392 #ifdef QL_ENABLE_ISCSI_TLV
1393 ql_hw_tx_done_locked(ha, fp->txr_idx);
1394 ql_hw_tx_done_locked(ha, (fp->txr_idx + (ha->hw.num_tx_rings >> 1)));
1396 ql_hw_tx_done_locked(ha, fp->txr_idx);
1397 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
1399 mp = drbr_peek(ifp, fp->tx_br);
1401 while (mp != NULL) {
1403 if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE) {
1404 #ifdef QL_ENABLE_ISCSI_TLV
1405 if (ql_iscsi_pdu(ha, mp) == 0) {
1407 (ha->hw.num_tx_rings >> 1);
1411 txr_idx = fp->txr_idx;
1413 #endif /* #ifdef QL_ENABLE_ISCSI_TLV */
1416 ret = qla_send(ha, &mp, txr_idx, iscsi_pdu);
1420 drbr_putback(ifp, fp->tx_br, mp);
1422 drbr_advance(ifp, fp->tx_br);
1425 mtx_unlock(&fp->tx_mtx);
1427 goto qla_fp_taskqueue_exit0;
1429 drbr_advance(ifp, fp->tx_br);
1432 /* Send a copy of the frame to the BPF listener */
1433 ETHER_BPF_MTAP(ifp, mp);
1434 if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
1437 mp = drbr_peek(ifp, fp->tx_br);
1440 mtx_unlock(&fp->tx_mtx);
1442 qla_fp_taskqueue_exit0:
1444 if (rx_pkts_left || ((mp != NULL) && ret)) {
1445 taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
1447 if (!ha->stop_rcv) {
1448 QL_ENABLE_INTERRUPTS(ha, fp->txr_idx);
1452 qla_fp_taskqueue_exit:
1454 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = %d\n", __func__, ret));
1459 qla_create_fp_taskqueues(qla_host_t *ha)
1462 uint8_t tq_name[32];
1464 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1466 qla_tx_fp_t *fp = &ha->tx_fp[i];
1468 bzero(tq_name, sizeof (tq_name));
1469 snprintf(tq_name, sizeof (tq_name), "ql_fp_tq_%d", i);
1471 TASK_INIT(&fp->fp_task, 0, qla_fp_taskqueue, fp);
1473 fp->fp_taskqueue = taskqueue_create_fast(tq_name, M_NOWAIT,
1474 taskqueue_thread_enqueue,
1477 if (fp->fp_taskqueue == NULL)
1480 taskqueue_start_threads(&fp->fp_taskqueue, 1, PI_NET, "%s",
1483 QL_DPRINT1(ha, (ha->pci_dev, "%s: %p\n", __func__,
1491 qla_destroy_fp_taskqueues(qla_host_t *ha)
1495 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1497 qla_tx_fp_t *fp = &ha->tx_fp[i];
1499 if (fp->fp_taskqueue != NULL) {
1500 taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
1501 taskqueue_free(fp->fp_taskqueue);
1502 fp->fp_taskqueue = NULL;
1509 qla_drain_fp_taskqueues(qla_host_t *ha)
1513 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1514 qla_tx_fp_t *fp = &ha->tx_fp[i];
1516 if (fp->fp_taskqueue != NULL) {
1517 taskqueue_drain(fp->fp_taskqueue, &fp->fp_task);
1524 qla_transmit(struct ifnet *ifp, struct mbuf *mp)
1526 qla_host_t *ha = (qla_host_t *)ifp->if_softc;
1531 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1533 #if __FreeBSD_version >= 1100000
1534 if (M_HASHTYPE_GET(mp) != M_HASHTYPE_NONE)
1536 if (mp->m_flags & M_FLOWID)
1538 rss_id = (mp->m_pkthdr.flowid & Q8_RSS_IND_TBL_MAX_IDX) %
1539 ha->hw.num_sds_rings;
1540 fp = &ha->tx_fp[rss_id];
1542 if (fp->tx_br == NULL) {
1544 goto qla_transmit_exit;
1548 ret = drbr_enqueue(ifp, fp->tx_br, mp);
1551 if (fp->fp_taskqueue != NULL)
1552 taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
1558 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = %d\n", __func__, ret));
1563 qla_qflush(struct ifnet *ifp)
1570 ha = (qla_host_t *)ifp->if_softc;
1572 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1574 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1582 mtx_lock(&fp->tx_mtx);
1584 while ((mp = drbr_dequeue(ifp, fp->tx_br)) != NULL) {
1587 mtx_unlock(&fp->tx_mtx);
1590 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1596 qla_stop(qla_host_t *ha)
1598 struct ifnet *ifp = ha->ifp;
1604 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
1605 ha->qla_watchdog_pause = 1;
1607 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1615 if (fp->tx_br != NULL) {
1616 mtx_lock(&fp->tx_mtx);
1617 mtx_unlock(&fp->tx_mtx);
1621 while (!ha->qla_watchdog_paused)
1622 qla_mdelay(__func__, 1);
1624 ha->qla_interface_up = 0;
1626 qla_drain_fp_taskqueues(ha);
1630 qla_free_xmt_bufs(ha);
1631 qla_free_rcv_bufs(ha);
1637 * Buffer Management Functions for Transmit and Receive Rings
1640 qla_alloc_xmt_bufs(qla_host_t *ha)
1646 if (bus_dma_tag_create(NULL, /* parent */
1647 1, 0, /* alignment, bounds */
1648 BUS_SPACE_MAXADDR, /* lowaddr */
1649 BUS_SPACE_MAXADDR, /* highaddr */
1650 NULL, NULL, /* filter, filterarg */
1651 QLA_MAX_TSO_FRAME_SIZE, /* maxsize */
1652 QLA_MAX_SEGMENTS, /* nsegments */
1653 PAGE_SIZE, /* maxsegsize */
1654 BUS_DMA_ALLOCNOW, /* flags */
1655 NULL, /* lockfunc */
1656 NULL, /* lockfuncarg */
1658 device_printf(ha->pci_dev, "%s: tx_tag alloc failed\n",
1663 for (i = 0; i < ha->hw.num_tx_rings; i++) {
1664 bzero((void *)ha->tx_ring[i].tx_buf,
1665 (sizeof(qla_tx_buf_t) * NUM_TX_DESCRIPTORS));
1668 for (j = 0; j < ha->hw.num_tx_rings; j++) {
1669 for (i = 0; i < NUM_TX_DESCRIPTORS; i++) {
1671 txb = &ha->tx_ring[j].tx_buf[i];
1673 if ((ret = bus_dmamap_create(ha->tx_tag,
1674 BUS_DMA_NOWAIT, &txb->map))) {
1676 ha->err_tx_dmamap_create++;
1677 device_printf(ha->pci_dev,
1678 "%s: bus_dmamap_create failed[%d]\n",
1681 qla_free_xmt_bufs(ha);
1692 * Release mbuf after it sent on the wire
1695 qla_clear_tx_buf(qla_host_t *ha, qla_tx_buf_t *txb)
1697 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1700 bus_dmamap_sync(ha->tx_tag, txb->map,
1701 BUS_DMASYNC_POSTWRITE);
1703 bus_dmamap_unload(ha->tx_tag, txb->map);
1705 m_freem(txb->m_head);
1708 bus_dmamap_destroy(ha->tx_tag, txb->map);
1713 bus_dmamap_unload(ha->tx_tag, txb->map);
1714 bus_dmamap_destroy(ha->tx_tag, txb->map);
1718 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit\n", __func__));
1722 qla_free_xmt_bufs(qla_host_t *ha)
1726 for (j = 0; j < ha->hw.num_tx_rings; j++) {
1727 for (i = 0; i < NUM_TX_DESCRIPTORS; i++)
1728 qla_clear_tx_buf(ha, &ha->tx_ring[j].tx_buf[i]);
1731 if (ha->tx_tag != NULL) {
1732 bus_dma_tag_destroy(ha->tx_tag);
1736 for (i = 0; i < ha->hw.num_tx_rings; i++) {
1737 bzero((void *)ha->tx_ring[i].tx_buf,
1738 (sizeof(qla_tx_buf_t) * NUM_TX_DESCRIPTORS));
1745 qla_alloc_rcv_std(qla_host_t *ha)
1747 int i, j, k, r, ret = 0;
1749 qla_rx_ring_t *rx_ring;
1751 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1753 rx_ring = &ha->rx_ring[r];
1755 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1757 rxb = &rx_ring->rx_buf[i];
1759 ret = bus_dmamap_create(ha->rx_tag, BUS_DMA_NOWAIT,
1763 device_printf(ha->pci_dev,
1764 "%s: dmamap[%d, %d] failed\n",
1767 for (k = 0; k < r; k++) {
1768 for (j = 0; j < NUM_RX_DESCRIPTORS;
1770 rxb = &ha->rx_ring[k].rx_buf[j];
1771 bus_dmamap_destroy(ha->rx_tag,
1776 for (j = 0; j < i; j++) {
1777 bus_dmamap_destroy(ha->rx_tag,
1778 rx_ring->rx_buf[j].map);
1780 goto qla_alloc_rcv_std_err;
1785 qla_init_hw_rcv_descriptors(ha);
1788 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1790 rx_ring = &ha->rx_ring[r];
1792 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1793 rxb = &rx_ring->rx_buf[i];
1795 if (!(ret = ql_get_mbuf(ha, rxb, NULL))) {
1797 * set the physical address in the
1798 * corresponding descriptor entry in the
1799 * receive ring/queue for the hba
1801 qla_set_hw_rcv_desc(ha, r, i, rxb->handle,
1803 (rxb->m_head)->m_pkthdr.len);
1805 device_printf(ha->pci_dev,
1806 "%s: ql_get_mbuf [%d, %d] failed\n",
1808 bus_dmamap_destroy(ha->rx_tag, rxb->map);
1809 goto qla_alloc_rcv_std_err;
1815 qla_alloc_rcv_std_err:
1820 qla_free_rcv_std(qla_host_t *ha)
1825 for (r = 0; r < ha->hw.num_rds_rings; r++) {
1826 for (i = 0; i < NUM_RX_DESCRIPTORS; i++) {
1827 rxb = &ha->rx_ring[r].rx_buf[i];
1828 if (rxb->m_head != NULL) {
1829 bus_dmamap_unload(ha->rx_tag, rxb->map);
1830 bus_dmamap_destroy(ha->rx_tag, rxb->map);
1831 m_freem(rxb->m_head);
1840 qla_alloc_rcv_bufs(qla_host_t *ha)
1844 if (bus_dma_tag_create(NULL, /* parent */
1845 1, 0, /* alignment, bounds */
1846 BUS_SPACE_MAXADDR, /* lowaddr */
1847 BUS_SPACE_MAXADDR, /* highaddr */
1848 NULL, NULL, /* filter, filterarg */
1849 MJUM9BYTES, /* maxsize */
1851 MJUM9BYTES, /* maxsegsize */
1852 BUS_DMA_ALLOCNOW, /* flags */
1853 NULL, /* lockfunc */
1854 NULL, /* lockfuncarg */
1857 device_printf(ha->pci_dev, "%s: rx_tag alloc failed\n",
1863 bzero((void *)ha->rx_ring, (sizeof(qla_rx_ring_t) * MAX_RDS_RINGS));
1865 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1866 ha->hw.sds[i].sdsr_next = 0;
1867 ha->hw.sds[i].rxb_free = NULL;
1868 ha->hw.sds[i].rx_free = 0;
1871 ret = qla_alloc_rcv_std(ha);
1877 qla_free_rcv_bufs(qla_host_t *ha)
1881 qla_free_rcv_std(ha);
1883 if (ha->rx_tag != NULL) {
1884 bus_dma_tag_destroy(ha->rx_tag);
1888 bzero((void *)ha->rx_ring, (sizeof(qla_rx_ring_t) * MAX_RDS_RINGS));
1890 for (i = 0; i < ha->hw.num_sds_rings; i++) {
1891 ha->hw.sds[i].sdsr_next = 0;
1892 ha->hw.sds[i].rxb_free = NULL;
1893 ha->hw.sds[i].rx_free = 0;
1900 ql_get_mbuf(qla_host_t *ha, qla_rx_buf_t *rxb, struct mbuf *nmp)
1902 register struct mbuf *mp = nmp;
1906 bus_dma_segment_t segs[1];
1907 int nsegs, mbuf_size;
1909 QL_DPRINT2(ha, (ha->pci_dev, "%s: enter\n", __func__));
1913 if (ha->hw.enable_9kb)
1914 mbuf_size = MJUM9BYTES;
1916 mbuf_size = MCLBYTES;
1920 if (QL_ERR_INJECT(ha, INJCT_M_GETCL_M_GETJCL_FAILURE))
1923 if (ha->hw.enable_9kb)
1924 mp = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, mbuf_size);
1926 mp = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
1931 device_printf(ha->pci_dev,
1932 "%s: m_getcl failed\n", __func__);
1933 goto exit_ql_get_mbuf;
1935 mp->m_len = mp->m_pkthdr.len = mbuf_size;
1937 mp->m_len = mp->m_pkthdr.len = mbuf_size;
1938 mp->m_data = mp->m_ext.ext_buf;
1942 offset = (uint32_t)((unsigned long long)mp->m_data & 0x7ULL);
1944 offset = 8 - offset;
1949 * Using memory from the mbuf cluster pool, invoke the bus_dma
1950 * machinery to arrange the memory mapping.
1952 ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, rxb->map,
1953 mp, segs, &nsegs, BUS_DMA_NOWAIT);
1954 rxb->paddr = segs[0].ds_addr;
1956 if (ret || !rxb->paddr || (nsegs != 1)) {
1959 device_printf(ha->pci_dev,
1960 "%s: bus_dmamap_load failed[%d, 0x%016llx, %d]\n",
1961 __func__, ret, (long long unsigned int)rxb->paddr,
1964 goto exit_ql_get_mbuf;
1967 bus_dmamap_sync(ha->rx_tag, rxb->map, BUS_DMASYNC_PREREAD);
1970 QL_DPRINT2(ha, (ha->pci_dev, "%s: exit ret = 0x%08x\n", __func__, ret));
1976 qla_get_peer(qla_host_t *ha)
1980 int my_slot = pci_get_slot(ha->pci_dev);
1982 if (device_get_children(device_get_parent(ha->pci_dev), &peers, &count))
1985 for (i = 0; i < count; i++) {
1986 slot = pci_get_slot(peers[i]);
1988 if ((slot >= 0) && (slot == my_slot) &&
1989 (pci_get_device(peers[i]) ==
1990 pci_get_device(ha->pci_dev))) {
1991 if (ha->pci_dev != peers[i])
1992 ha->peer_dev = peers[i];
1998 qla_send_msg_to_peer(qla_host_t *ha, uint32_t msg_to_peer)
2000 qla_host_t *ha_peer;
2003 if ((ha_peer = device_get_softc(ha->peer_dev)) != NULL) {
2005 ha_peer->msg_from_peer = msg_to_peer;
2011 qla_error_recovery(void *context, int pending)
2013 qla_host_t *ha = context;
2014 uint32_t msecs_100 = 100;
2015 struct ifnet *ifp = ha->ifp;
2018 device_printf(ha->pci_dev, "%s: \n", __func__);
2019 ha->hw.imd_compl = 1;
2021 if (QLA_LOCK(ha, __func__, -1, 0) != 0)
2024 device_printf(ha->pci_dev, "%s: enter\n", __func__);
2026 if (ha->qla_interface_up) {
2028 qla_mdelay(__func__, 300);
2030 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
2032 for (i = 0; i < ha->hw.num_sds_rings; i++) {
2040 if (fp->tx_br != NULL) {
2041 mtx_lock(&fp->tx_mtx);
2042 mtx_unlock(&fp->tx_mtx);
2048 qla_drain_fp_taskqueues(ha);
2050 if ((ha->pci_func & 0x1) == 0) {
2052 if (!ha->msg_from_peer) {
2053 qla_send_msg_to_peer(ha, QL_PEER_MSG_RESET);
2055 while ((ha->msg_from_peer != QL_PEER_MSG_ACK) &&
2057 qla_mdelay(__func__, 100);
2060 ha->msg_from_peer = 0;
2062 if (ha->enable_minidump)
2065 (void) ql_init_hw(ha);
2067 if (ha->qla_interface_up) {
2068 qla_free_xmt_bufs(ha);
2069 qla_free_rcv_bufs(ha);
2072 qla_send_msg_to_peer(ha, QL_PEER_MSG_ACK);
2075 if (ha->msg_from_peer == QL_PEER_MSG_RESET) {
2077 ha->msg_from_peer = 0;
2079 qla_send_msg_to_peer(ha, QL_PEER_MSG_ACK);
2081 qla_send_msg_to_peer(ha, QL_PEER_MSG_RESET);
2084 while ((ha->msg_from_peer != QL_PEER_MSG_ACK) && msecs_100--)
2085 qla_mdelay(__func__, 100);
2086 ha->msg_from_peer = 0;
2088 (void) ql_init_hw(ha);
2090 qla_mdelay(__func__, 1000);
2092 if (ha->qla_interface_up) {
2093 qla_free_xmt_bufs(ha);
2094 qla_free_rcv_bufs(ha);
2098 if (ha->qla_interface_up) {
2100 if (qla_alloc_xmt_bufs(ha) != 0) {
2101 goto qla_error_recovery_exit;
2103 qla_confirm_9kb_enable(ha);
2105 if (qla_alloc_rcv_bufs(ha) != 0) {
2106 goto qla_error_recovery_exit;
2111 if (ql_init_hw_if(ha) == 0) {
2113 ifp->if_drv_flags |= IFF_DRV_RUNNING;
2114 ha->qla_watchdog_pause = 0;
2117 ha->qla_watchdog_pause = 0;
2119 qla_error_recovery_exit:
2121 device_printf(ha->pci_dev, "%s: exit\n", __func__);
2123 QLA_UNLOCK(ha, __func__);
2125 callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS,
2131 qla_async_event(void *context, int pending)
2133 qla_host_t *ha = context;
2135 if (QLA_LOCK(ha, __func__, -1, 0) != 0)
2138 if (ha->async_event) {
2139 ha->async_event = 0;
2140 qla_hw_async_event(ha);
2143 QLA_UNLOCK(ha, __func__);
2149 qla_stats(void *context, int pending)