4 * Copyright (c) 2015-2017 Atomic Rules LLC
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8 * modification, are permitted provided that the following conditions
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14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
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21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 #include <rte_bus_pci.h>
39 #include <rte_ethdev_pci.h>
40 #include <rte_kvargs.h>
42 #include "ark_global.h"
44 #include "ark_ethdev_tx.h"
45 #include "ark_ethdev_rx.h"
50 #include "ark_pktdir.h"
51 #include "ark_pktgen.h"
52 #include "ark_pktchkr.h"
54 /* Internal prototypes */
55 static int eth_ark_check_args(struct ark_adapter *ark, const char *params);
56 static int eth_ark_dev_init(struct rte_eth_dev *dev);
57 static int ark_config_device(struct rte_eth_dev *dev);
58 static int eth_ark_dev_uninit(struct rte_eth_dev *eth_dev);
59 static int eth_ark_dev_configure(struct rte_eth_dev *dev);
60 static int eth_ark_dev_start(struct rte_eth_dev *dev);
61 static void eth_ark_dev_stop(struct rte_eth_dev *dev);
62 static void eth_ark_dev_close(struct rte_eth_dev *dev);
63 static void eth_ark_dev_info_get(struct rte_eth_dev *dev,
64 struct rte_eth_dev_info *dev_info);
65 static int eth_ark_dev_link_update(struct rte_eth_dev *dev,
66 int wait_to_complete);
67 static int eth_ark_dev_set_link_up(struct rte_eth_dev *dev);
68 static int eth_ark_dev_set_link_down(struct rte_eth_dev *dev);
69 static int eth_ark_dev_stats_get(struct rte_eth_dev *dev,
70 struct rte_eth_stats *stats);
71 static void eth_ark_dev_stats_reset(struct rte_eth_dev *dev);
72 static void eth_ark_set_default_mac_addr(struct rte_eth_dev *dev,
73 struct ether_addr *mac_addr);
74 static int eth_ark_macaddr_add(struct rte_eth_dev *dev,
75 struct ether_addr *mac_addr,
78 static void eth_ark_macaddr_remove(struct rte_eth_dev *dev,
80 static int eth_ark_set_mtu(struct rte_eth_dev *dev, uint16_t size);
83 * The packet generator is a functional block used to generate packet
84 * patterns for testing. It is not intended for nominal use.
86 #define ARK_PKTGEN_ARG "Pkt_gen"
89 * The packet checker is a functional block used to verify packet
90 * patterns for testing. It is not intended for nominal use.
92 #define ARK_PKTCHKR_ARG "Pkt_chkr"
95 * The packet director is used to select the internal ingress and
96 * egress packets paths during testing. It is not intended for
99 #define ARK_PKTDIR_ARG "Pkt_dir"
101 /* Devinfo configurations */
102 #define ARK_RX_MAX_QUEUE (4096 * 4)
103 #define ARK_RX_MIN_QUEUE (512)
104 #define ARK_RX_MAX_PKT_LEN ((16 * 1024) - 128)
105 #define ARK_RX_MIN_BUFSIZE (1024)
107 #define ARK_TX_MAX_QUEUE (4096 * 4)
108 #define ARK_TX_MIN_QUEUE (256)
110 static const char * const valid_arguments[] = {
117 static const struct rte_pci_id pci_id_ark_map[] = {
118 {RTE_PCI_DEVICE(0x1d6c, 0x100d)},
119 {RTE_PCI_DEVICE(0x1d6c, 0x100e)},
120 {.vendor_id = 0, /* sentinel */ },
124 eth_ark_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
125 struct rte_pci_device *pci_dev)
127 struct rte_eth_dev *eth_dev;
130 eth_dev = rte_eth_dev_pci_allocate(pci_dev, sizeof(struct ark_adapter));
135 ret = eth_ark_dev_init(eth_dev);
137 rte_eth_dev_pci_release(eth_dev);
143 eth_ark_pci_remove(struct rte_pci_device *pci_dev)
145 return rte_eth_dev_pci_generic_remove(pci_dev, eth_ark_dev_uninit);
148 static struct rte_pci_driver rte_ark_pmd = {
149 .id_table = pci_id_ark_map,
150 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
151 .probe = eth_ark_pci_probe,
152 .remove = eth_ark_pci_remove,
155 static const struct eth_dev_ops ark_eth_dev_ops = {
156 .dev_configure = eth_ark_dev_configure,
157 .dev_start = eth_ark_dev_start,
158 .dev_stop = eth_ark_dev_stop,
159 .dev_close = eth_ark_dev_close,
161 .dev_infos_get = eth_ark_dev_info_get,
163 .rx_queue_setup = eth_ark_dev_rx_queue_setup,
164 .rx_queue_count = eth_ark_dev_rx_queue_count,
165 .tx_queue_setup = eth_ark_tx_queue_setup,
167 .link_update = eth_ark_dev_link_update,
168 .dev_set_link_up = eth_ark_dev_set_link_up,
169 .dev_set_link_down = eth_ark_dev_set_link_down,
171 .rx_queue_start = eth_ark_rx_start_queue,
172 .rx_queue_stop = eth_ark_rx_stop_queue,
174 .tx_queue_start = eth_ark_tx_queue_start,
175 .tx_queue_stop = eth_ark_tx_queue_stop,
177 .stats_get = eth_ark_dev_stats_get,
178 .stats_reset = eth_ark_dev_stats_reset,
180 .mac_addr_add = eth_ark_macaddr_add,
181 .mac_addr_remove = eth_ark_macaddr_remove,
182 .mac_addr_set = eth_ark_set_default_mac_addr,
184 .mtu_set = eth_ark_set_mtu,
188 check_for_ext(struct ark_adapter *ark)
193 const char *dllpath = getenv("ARK_EXT_PATH");
195 if (dllpath == NULL) {
196 PMD_DEBUG_LOG(DEBUG, "ARK EXT NO dll path specified\n");
199 PMD_DRV_LOG(INFO, "ARK EXT found dll path at %s\n", dllpath);
201 /* Open and load the .so */
202 ark->d_handle = dlopen(dllpath, RTLD_LOCAL | RTLD_LAZY);
203 if (ark->d_handle == NULL) {
204 PMD_DRV_LOG(ERR, "Could not load user extension %s\n",
208 PMD_DRV_LOG(INFO, "SUCCESS: loaded user extension %s\n",
211 /* Get the entry points */
212 ark->user_ext.dev_init =
213 (void *(*)(struct rte_eth_dev *, void *, int))
214 dlsym(ark->d_handle, "dev_init");
215 PMD_DEBUG_LOG(DEBUG, "device ext init pointer = %p\n",
216 ark->user_ext.dev_init);
217 ark->user_ext.dev_get_port_count =
218 (int (*)(struct rte_eth_dev *, void *))
219 dlsym(ark->d_handle, "dev_get_port_count");
220 ark->user_ext.dev_uninit =
221 (void (*)(struct rte_eth_dev *, void *))
222 dlsym(ark->d_handle, "dev_uninit");
223 ark->user_ext.dev_configure =
224 (int (*)(struct rte_eth_dev *, void *))
225 dlsym(ark->d_handle, "dev_configure");
226 ark->user_ext.dev_start =
227 (int (*)(struct rte_eth_dev *, void *))
228 dlsym(ark->d_handle, "dev_start");
229 ark->user_ext.dev_stop =
230 (void (*)(struct rte_eth_dev *, void *))
231 dlsym(ark->d_handle, "dev_stop");
232 ark->user_ext.dev_close =
233 (void (*)(struct rte_eth_dev *, void *))
234 dlsym(ark->d_handle, "dev_close");
235 ark->user_ext.link_update =
236 (int (*)(struct rte_eth_dev *, int, void *))
237 dlsym(ark->d_handle, "link_update");
238 ark->user_ext.dev_set_link_up =
239 (int (*)(struct rte_eth_dev *, void *))
240 dlsym(ark->d_handle, "dev_set_link_up");
241 ark->user_ext.dev_set_link_down =
242 (int (*)(struct rte_eth_dev *, void *))
243 dlsym(ark->d_handle, "dev_set_link_down");
244 ark->user_ext.stats_get =
245 (int (*)(struct rte_eth_dev *, struct rte_eth_stats *,
247 dlsym(ark->d_handle, "stats_get");
248 ark->user_ext.stats_reset =
249 (void (*)(struct rte_eth_dev *, void *))
250 dlsym(ark->d_handle, "stats_reset");
251 ark->user_ext.mac_addr_add =
252 (void (*)(struct rte_eth_dev *, struct ether_addr *, uint32_t,
254 dlsym(ark->d_handle, "mac_addr_add");
255 ark->user_ext.mac_addr_remove =
256 (void (*)(struct rte_eth_dev *, uint32_t, void *))
257 dlsym(ark->d_handle, "mac_addr_remove");
258 ark->user_ext.mac_addr_set =
259 (void (*)(struct rte_eth_dev *, struct ether_addr *,
261 dlsym(ark->d_handle, "mac_addr_set");
262 ark->user_ext.set_mtu =
263 (int (*)(struct rte_eth_dev *, uint16_t,
265 dlsym(ark->d_handle, "set_mtu");
271 eth_ark_dev_init(struct rte_eth_dev *dev)
273 struct ark_adapter *ark =
274 (struct ark_adapter *)dev->data->dev_private;
275 struct rte_pci_device *pci_dev;
282 PMD_FUNC_LOG(DEBUG, "\n");
284 /* Check to see if there is an extension that we need to load */
285 ret = check_for_ext(ark);
288 pci_dev = RTE_ETH_DEV_TO_PCI(dev);
289 rte_eth_copy_pci_info(dev, pci_dev);
291 /* Use dummy function until setup */
292 dev->rx_pkt_burst = ð_ark_recv_pkts_noop;
293 dev->tx_pkt_burst = ð_ark_xmit_pkts_noop;
295 ark->bar0 = (uint8_t *)pci_dev->mem_resource[0].addr;
296 ark->a_bar = (uint8_t *)pci_dev->mem_resource[2].addr;
298 ark->sysctrl.v = (void *)&ark->bar0[ARK_SYSCTRL_BASE];
299 ark->mpurx.v = (void *)&ark->bar0[ARK_MPU_RX_BASE];
300 ark->udm.v = (void *)&ark->bar0[ARK_UDM_BASE];
301 ark->mputx.v = (void *)&ark->bar0[ARK_MPU_TX_BASE];
302 ark->ddm.v = (void *)&ark->bar0[ARK_DDM_BASE];
303 ark->cmac.v = (void *)&ark->bar0[ARK_CMAC_BASE];
304 ark->external.v = (void *)&ark->bar0[ARK_EXTERNAL_BASE];
305 ark->pktdir.v = (void *)&ark->bar0[ARK_PKTDIR_BASE];
306 ark->pktgen.v = (void *)&ark->bar0[ARK_PKTGEN_BASE];
307 ark->pktchkr.v = (void *)&ark->bar0[ARK_PKTCHKR_BASE];
310 (struct ark_rqpace_t *)(ark->bar0 + ARK_RCPACING_BASE);
313 PMD_DEBUG_LOG(INFO, "Sys Ctrl Const = 0x%x HW Commit_ID: %08x\n",
315 rte_be_to_cpu_32(ark->sysctrl.t32[0x20 / 4]));
316 PMD_DRV_LOG(INFO, "Arkville HW Commit_ID: %08x\n",
317 rte_be_to_cpu_32(ark->sysctrl.t32[0x20 / 4]));
319 /* If HW sanity test fails, return an error */
320 if (ark->sysctrl.t32[4] != 0xcafef00d) {
322 "HW Sanity test has failed, expected constant"
323 " 0x%x, read 0x%x (%s)\n",
325 ark->sysctrl.t32[4], __func__);
328 if (ark->sysctrl.t32[3] != 0) {
329 if (ark_rqp_lasped(ark->rqpacing)) {
330 PMD_DRV_LOG(ERR, "Arkville Evaluation System - "
331 "Timer has Expired\n");
334 PMD_DRV_LOG(WARNING, "Arkville Evaluation System - "
335 "Timer is Running\n");
339 "HW Sanity test has PASSED, expected constant"
340 " 0x%x, read 0x%x (%s)\n",
341 0xcafef00d, ark->sysctrl.t32[4], __func__);
343 /* We are a single function multi-port device. */
344 ret = ark_config_device(dev);
345 dev->dev_ops = &ark_eth_dev_ops;
347 dev->data->mac_addrs = rte_zmalloc("ark", ETHER_ADDR_LEN, 0);
348 if (!dev->data->mac_addrs) {
350 "Failed to allocated memory for storing mac address"
354 if (ark->user_ext.dev_init) {
355 ark->user_data[dev->data->port_id] =
356 ark->user_ext.dev_init(dev, ark->a_bar, 0);
357 if (!ark->user_data[dev->data->port_id]) {
359 "Failed to initialize PMD extension!"
360 " continuing without it\n");
361 memset(&ark->user_ext, 0, sizeof(struct ark_user_ext));
362 dlclose(ark->d_handle);
366 if (pci_dev->device.devargs)
367 ret = eth_ark_check_args(ark, pci_dev->device.devargs->args);
369 PMD_DRV_LOG(INFO, "No Device args found\n");
374 * We will create additional devices based on the number of requested
377 if (ark->user_ext.dev_get_port_count)
379 ark->user_ext.dev_get_port_count(dev,
380 ark->user_data[dev->data->port_id]);
381 ark->num_ports = port_count;
383 for (p = 0; p < port_count; p++) {
384 struct rte_eth_dev *eth_dev;
385 char name[RTE_ETH_NAME_MAX_LEN];
387 snprintf(name, sizeof(name), "arketh%d",
388 dev->data->port_id + p);
391 /* First port is already allocated by DPDK */
392 eth_dev = ark->eth_dev;
396 /* reserve an ethdev entry */
397 eth_dev = rte_eth_dev_allocate(name);
400 "Could not allocate eth_dev for port %d\n",
405 eth_dev->device = &pci_dev->device;
406 eth_dev->data->dev_private = ark;
407 eth_dev->dev_ops = ark->eth_dev->dev_ops;
408 eth_dev->tx_pkt_burst = ark->eth_dev->tx_pkt_burst;
409 eth_dev->rx_pkt_burst = ark->eth_dev->rx_pkt_burst;
411 rte_eth_copy_pci_info(eth_dev, pci_dev);
413 eth_dev->data->mac_addrs = rte_zmalloc(name, ETHER_ADDR_LEN, 0);
414 if (!eth_dev->data->mac_addrs) {
416 "Memory allocation for MAC failed!"
421 if (ark->user_ext.dev_init) {
422 ark->user_data[eth_dev->data->port_id] =
423 ark->user_ext.dev_init(dev, ark->a_bar, p);
430 if (dev->data->mac_addrs)
431 rte_free(dev->data->mac_addrs);
436 *Initial device configuration when device is opened
437 * setup the DDM, and UDM
438 * Called once per PCIE device
441 ark_config_device(struct rte_eth_dev *dev)
443 struct ark_adapter *ark =
444 (struct ark_adapter *)dev->data->dev_private;
446 struct ark_mpu_t *mpu;
449 * Make sure that the packet director, generator and checker are in a
453 ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1);
456 ark_pktgen_reset(ark->pg);
457 ark->pc = ark_pktchkr_init(ark->pktchkr.v, 0, 1);
460 ark_pktchkr_stop(ark->pc);
461 ark->pd = ark_pktdir_init(ark->pktdir.v);
466 if (ark_udm_verify(ark->udm.v))
468 if (ark_ddm_verify(ark->ddm.v))
472 if (ark_udm_reset(ark->udm.v)) {
473 PMD_DRV_LOG(ERR, "Unable to stop and reset UDM\n");
476 /* Keep in reset until the MPU are cleared */
480 num_q = ark_api_num_queues(mpu);
481 ark->rx_queues = num_q;
482 for (i = 0; i < num_q; i++) {
484 mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
487 ark_udm_stop(ark->udm.v, 0);
488 ark_udm_configure(ark->udm.v,
489 RTE_PKTMBUF_HEADROOM,
490 RTE_MBUF_DEFAULT_DATAROOM,
491 ARK_RX_WRITE_TIME_NS);
492 ark_udm_stats_reset(ark->udm.v);
493 ark_udm_stop(ark->udm.v, 0);
496 if (ark_ddm_stop(ark->ddm.v, 1))
497 PMD_DRV_LOG(ERR, "Unable to stop DDM\n");
500 num_q = ark_api_num_queues(mpu);
501 ark->tx_queues = num_q;
502 for (i = 0; i < num_q; i++) {
504 mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
507 ark_ddm_reset(ark->ddm.v);
508 ark_ddm_stats_reset(ark->ddm.v);
510 ark_ddm_stop(ark->ddm.v, 0);
511 ark_rqp_stats_reset(ark->rqpacing);
517 eth_ark_dev_uninit(struct rte_eth_dev *dev)
519 struct ark_adapter *ark =
520 (struct ark_adapter *)dev->data->dev_private;
522 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
525 if (ark->user_ext.dev_uninit)
526 ark->user_ext.dev_uninit(dev,
527 ark->user_data[dev->data->port_id]);
529 ark_pktgen_uninit(ark->pg);
530 ark_pktchkr_uninit(ark->pc);
533 dev->rx_pkt_burst = NULL;
534 dev->tx_pkt_burst = NULL;
535 rte_free(dev->data->mac_addrs);
540 eth_ark_dev_configure(struct rte_eth_dev *dev)
542 PMD_FUNC_LOG(DEBUG, "\n");
543 struct ark_adapter *ark =
544 (struct ark_adapter *)dev->data->dev_private;
546 eth_ark_dev_set_link_up(dev);
547 if (ark->user_ext.dev_configure)
548 return ark->user_ext.dev_configure(dev,
549 ark->user_data[dev->data->port_id]);
554 delay_pg_start(void *arg)
556 struct ark_adapter *ark = (struct ark_adapter *)arg;
558 /* This function is used exclusively for regression testing, We
559 * perform a blind sleep here to ensure that the external test
560 * application has time to setup the test before we generate packets
563 ark_pktgen_run(ark->pg);
568 eth_ark_dev_start(struct rte_eth_dev *dev)
570 struct ark_adapter *ark =
571 (struct ark_adapter *)dev->data->dev_private;
574 PMD_FUNC_LOG(DEBUG, "\n");
578 ark_udm_start(ark->udm.v);
580 for (i = 0; i < dev->data->nb_rx_queues; i++)
581 eth_ark_rx_start_queue(dev, i);
584 for (i = 0; i < dev->data->nb_tx_queues; i++)
585 eth_ark_tx_queue_start(dev, i);
588 ark_ddm_start(ark->ddm.v);
591 /* set xmit and receive function */
592 dev->rx_pkt_burst = ð_ark_recv_pkts;
593 dev->tx_pkt_burst = ð_ark_xmit_pkts;
596 ark_pktchkr_run(ark->pc);
598 if (ark->start_pg && (dev->data->port_id == 0)) {
601 /* Delay packet generatpr start allow the hardware to be ready
602 * This is only used for sanity checking with internal generator
604 if (pthread_create(&thread, NULL, delay_pg_start, ark)) {
605 PMD_DRV_LOG(ERR, "Could not create pktgen "
611 if (ark->user_ext.dev_start)
612 ark->user_ext.dev_start(dev,
613 ark->user_data[dev->data->port_id]);
619 eth_ark_dev_stop(struct rte_eth_dev *dev)
623 struct ark_adapter *ark =
624 (struct ark_adapter *)dev->data->dev_private;
625 struct ark_mpu_t *mpu;
627 PMD_FUNC_LOG(DEBUG, "\n");
629 if (ark->started == 0)
633 /* Stop the extension first */
634 if (ark->user_ext.dev_stop)
635 ark->user_ext.dev_stop(dev,
636 ark->user_data[dev->data->port_id]);
638 /* Stop the packet generator */
640 ark_pktgen_pause(ark->pg);
642 dev->rx_pkt_burst = ð_ark_recv_pkts_noop;
643 dev->tx_pkt_burst = ð_ark_xmit_pkts_noop;
646 for (i = 0; i < dev->data->nb_tx_queues; i++) {
647 status = eth_ark_tx_queue_stop(dev, i);
649 uint16_t port = dev->data->port_id;
651 "tx_queue stop anomaly"
652 " port %u, queue %u\n",
658 /* Wait up to 0.1 second. each stop is up to 1000 * 10 useconds */
659 for (i = 0; i < 10; i++) {
660 status = ark_ddm_stop(ark->ddm.v, 1);
664 if (status || i != 0) {
665 PMD_DRV_LOG(ERR, "DDM stop anomaly. status:"
666 " %d iter: %u. (%s)\n",
670 ark_ddm_dump(ark->ddm.v, "Stop anomaly");
673 for (i = 0; i < ark->tx_queues; i++) {
674 ark_mpu_dump(mpu, "DDM failure dump", i);
675 mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
680 /* Stop UDM multiple tries attempted */
681 for (i = 0; i < 10; i++) {
682 status = ark_udm_stop(ark->udm.v, 1);
686 if (status || i != 0) {
687 PMD_DRV_LOG(ERR, "UDM stop anomaly. status %d iter: %u. (%s)\n",
688 status, i, __func__);
689 ark_udm_dump(ark->udm.v, "Stop anomaly");
692 for (i = 0; i < ark->rx_queues; i++) {
693 ark_mpu_dump(mpu, "UDM Stop anomaly", i);
694 mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
698 ark_udm_dump_stats(ark->udm.v, "Post stop");
699 ark_udm_dump_perf(ark->udm.v, "Post stop");
701 for (i = 0; i < dev->data->nb_rx_queues; i++)
702 eth_ark_rx_dump_queue(dev, i, __func__);
704 /* Stop the packet checker if it is running */
706 ark_pktchkr_dump_stats(ark->pc);
707 ark_pktchkr_stop(ark->pc);
712 eth_ark_dev_close(struct rte_eth_dev *dev)
714 struct ark_adapter *ark =
715 (struct ark_adapter *)dev->data->dev_private;
718 if (ark->user_ext.dev_close)
719 ark->user_ext.dev_close(dev,
720 ark->user_data[dev->data->port_id]);
722 eth_ark_dev_stop(dev);
723 eth_ark_udm_force_close(dev);
726 * TODO This should only be called once for the device during shutdown
728 ark_rqp_dump(ark->rqpacing);
730 for (i = 0; i < dev->data->nb_tx_queues; i++) {
731 eth_ark_tx_queue_release(dev->data->tx_queues[i]);
732 dev->data->tx_queues[i] = 0;
735 for (i = 0; i < dev->data->nb_rx_queues; i++) {
736 eth_ark_dev_rx_queue_release(dev->data->rx_queues[i]);
737 dev->data->rx_queues[i] = 0;
742 eth_ark_dev_info_get(struct rte_eth_dev *dev,
743 struct rte_eth_dev_info *dev_info)
745 struct ark_adapter *ark =
746 (struct ark_adapter *)dev->data->dev_private;
747 struct ark_mpu_t *tx_mpu = RTE_PTR_ADD(ark->bar0, ARK_MPU_TX_BASE);
748 struct ark_mpu_t *rx_mpu = RTE_PTR_ADD(ark->bar0, ARK_MPU_RX_BASE);
749 uint16_t ports = ark->num_ports;
751 dev_info->max_rx_pktlen = ARK_RX_MAX_PKT_LEN;
752 dev_info->min_rx_bufsize = ARK_RX_MIN_BUFSIZE;
754 dev_info->max_rx_queues = ark_api_num_queues_per_port(rx_mpu, ports);
755 dev_info->max_tx_queues = ark_api_num_queues_per_port(tx_mpu, ports);
757 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
758 .nb_max = ARK_RX_MAX_QUEUE,
759 .nb_min = ARK_RX_MIN_QUEUE,
760 .nb_align = ARK_RX_MIN_QUEUE}; /* power of 2 */
762 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
763 .nb_max = ARK_TX_MAX_QUEUE,
764 .nb_min = ARK_TX_MIN_QUEUE,
765 .nb_align = ARK_TX_MIN_QUEUE}; /* power of 2 */
767 /* ARK PMD supports all line rates, how do we indicate that here ?? */
768 dev_info->speed_capa = (ETH_LINK_SPEED_1G |
773 ETH_LINK_SPEED_100G);
774 dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
778 eth_ark_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
780 PMD_DEBUG_LOG(DEBUG, "link status = %d\n",
781 dev->data->dev_link.link_status);
782 struct ark_adapter *ark =
783 (struct ark_adapter *)dev->data->dev_private;
785 if (ark->user_ext.link_update) {
786 return ark->user_ext.link_update
787 (dev, wait_to_complete,
788 ark->user_data[dev->data->port_id]);
794 eth_ark_dev_set_link_up(struct rte_eth_dev *dev)
796 dev->data->dev_link.link_status = 1;
797 struct ark_adapter *ark =
798 (struct ark_adapter *)dev->data->dev_private;
800 if (ark->user_ext.dev_set_link_up)
801 return ark->user_ext.dev_set_link_up(dev,
802 ark->user_data[dev->data->port_id]);
807 eth_ark_dev_set_link_down(struct rte_eth_dev *dev)
809 dev->data->dev_link.link_status = 0;
810 struct ark_adapter *ark =
811 (struct ark_adapter *)dev->data->dev_private;
813 if (ark->user_ext.dev_set_link_down)
814 return ark->user_ext.dev_set_link_down(dev,
815 ark->user_data[dev->data->port_id]);
820 eth_ark_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
823 struct ark_adapter *ark =
824 (struct ark_adapter *)dev->data->dev_private;
833 for (i = 0; i < dev->data->nb_tx_queues; i++)
834 eth_tx_queue_stats_get(dev->data->tx_queues[i], stats);
835 for (i = 0; i < dev->data->nb_rx_queues; i++)
836 eth_rx_queue_stats_get(dev->data->rx_queues[i], stats);
837 if (ark->user_ext.stats_get)
838 return ark->user_ext.stats_get(dev, stats,
839 ark->user_data[dev->data->port_id]);
844 eth_ark_dev_stats_reset(struct rte_eth_dev *dev)
847 struct ark_adapter *ark =
848 (struct ark_adapter *)dev->data->dev_private;
850 for (i = 0; i < dev->data->nb_tx_queues; i++)
851 eth_tx_queue_stats_reset(dev->data->tx_queues[i]);
852 for (i = 0; i < dev->data->nb_rx_queues; i++)
853 eth_rx_queue_stats_reset(dev->data->rx_queues[i]);
854 if (ark->user_ext.stats_reset)
855 ark->user_ext.stats_reset(dev,
856 ark->user_data[dev->data->port_id]);
860 eth_ark_macaddr_add(struct rte_eth_dev *dev,
861 struct ether_addr *mac_addr,
865 struct ark_adapter *ark =
866 (struct ark_adapter *)dev->data->dev_private;
868 if (ark->user_ext.mac_addr_add) {
869 ark->user_ext.mac_addr_add(dev,
873 ark->user_data[dev->data->port_id]);
880 eth_ark_macaddr_remove(struct rte_eth_dev *dev, uint32_t index)
882 struct ark_adapter *ark =
883 (struct ark_adapter *)dev->data->dev_private;
885 if (ark->user_ext.mac_addr_remove)
886 ark->user_ext.mac_addr_remove(dev, index,
887 ark->user_data[dev->data->port_id]);
891 eth_ark_set_default_mac_addr(struct rte_eth_dev *dev,
892 struct ether_addr *mac_addr)
894 struct ark_adapter *ark =
895 (struct ark_adapter *)dev->data->dev_private;
897 if (ark->user_ext.mac_addr_set)
898 ark->user_ext.mac_addr_set(dev, mac_addr,
899 ark->user_data[dev->data->port_id]);
903 eth_ark_set_mtu(struct rte_eth_dev *dev, uint16_t size)
905 struct ark_adapter *ark =
906 (struct ark_adapter *)dev->data->dev_private;
908 if (ark->user_ext.set_mtu)
909 return ark->user_ext.set_mtu(dev, size,
910 ark->user_data[dev->data->port_id]);
916 process_pktdir_arg(const char *key, const char *value,
919 PMD_FUNC_LOG(DEBUG, "key = %s, value = %s\n",
921 struct ark_adapter *ark =
922 (struct ark_adapter *)extra_args;
924 ark->pkt_dir_v = strtol(value, NULL, 16);
925 PMD_FUNC_LOG(DEBUG, "pkt_dir_v = 0x%x\n", ark->pkt_dir_v);
930 process_file_args(const char *key, const char *value, void *extra_args)
932 PMD_FUNC_LOG(DEBUG, "key = %s, value = %s\n",
934 char *args = (char *)extra_args;
936 /* Open the configuration file */
937 FILE *file = fopen(value, "r");
938 char line[ARK_MAX_ARG_LEN];
943 PMD_DRV_LOG(ERR, "Unable to open "
944 "config file %s\n", value);
948 while (fgets(line, sizeof(line), file)) {
949 size += strlen(line);
950 if (size >= ARK_MAX_ARG_LEN) {
951 PMD_DRV_LOG(ERR, "Unable to parse file %s args, "
952 "parameter list is too long\n", value);
957 strncpy(args, line, ARK_MAX_ARG_LEN);
960 strncat(args, line, ARK_MAX_ARG_LEN);
963 PMD_FUNC_LOG(DEBUG, "file = %s\n", args);
969 eth_ark_check_args(struct ark_adapter *ark, const char *params)
971 struct rte_kvargs *kvlist;
973 struct rte_kvargs_pair *pair = NULL;
976 kvlist = rte_kvargs_parse(params, valid_arguments);
980 ark->pkt_gen_args[0] = 0;
981 ark->pkt_chkr_args[0] = 0;
983 for (k_idx = 0; k_idx < kvlist->count; k_idx++) {
984 pair = &kvlist->pairs[k_idx];
985 PMD_FUNC_LOG(DEBUG, "**** Arg passed to PMD = %s:%s\n",
990 if (rte_kvargs_process(kvlist,
994 PMD_DRV_LOG(ERR, "Unable to parse arg %s\n", ARK_PKTDIR_ARG);
998 if (rte_kvargs_process(kvlist,
1001 ark->pkt_gen_args) != 0) {
1002 PMD_DRV_LOG(ERR, "Unable to parse arg %s\n", ARK_PKTGEN_ARG);
1006 if (rte_kvargs_process(kvlist,
1009 ark->pkt_chkr_args) != 0) {
1010 PMD_DRV_LOG(ERR, "Unable to parse arg %s\n", ARK_PKTCHKR_ARG);
1014 PMD_DRV_LOG(INFO, "packet director set to 0x%x\n", ark->pkt_dir_v);
1015 /* Setup the packet director */
1016 ark_pktdir_setup(ark->pd, ark->pkt_dir_v);
1018 /* Setup the packet generator */
1019 if (ark->pkt_gen_args[0]) {
1020 PMD_DRV_LOG(INFO, "Setting up the packet generator\n");
1021 ark_pktgen_parse(ark->pkt_gen_args);
1022 ark_pktgen_reset(ark->pg);
1023 ark_pktgen_setup(ark->pg);
1027 /* Setup the packet checker */
1028 if (ark->pkt_chkr_args[0]) {
1029 ark_pktchkr_parse(ark->pkt_chkr_args);
1030 ark_pktchkr_setup(ark->pc);
1036 rte_kvargs_free(kvlist);
1041 RTE_PMD_REGISTER_PCI(net_ark, rte_ark_pmd);
1042 RTE_PMD_REGISTER_KMOD_DEP(net_ark, "* igb_uio | uio_pci_generic ");
1043 RTE_PMD_REGISTER_PCI_TABLE(net_ark, pci_id_ark_map);
1044 RTE_PMD_REGISTER_PARAM_STRING(net_ark,
1045 ARK_PKTGEN_ARG "=<filename> "
1046 ARK_PKTCHKR_ARG "=<filename> "
1047 ARK_PKTDIR_ARG "=<bitmap>");