1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2015 Intel Corporation
14 #include <rte_byteorder.h>
15 #include <rte_common.h>
16 #include <rte_cycles.h>
18 #include <rte_interrupts.h>
20 #include <rte_debug.h>
22 #include <rte_bus_pci.h>
23 #include <rte_branch_prediction.h>
24 #include <rte_memory.h>
25 #include <rte_memzone.h>
27 #include <rte_alarm.h>
28 #include <rte_ether.h>
29 #include <rte_ethdev_driver.h>
30 #include <rte_ethdev_pci.h>
31 #include <rte_string_fns.h>
32 #include <rte_malloc.h>
35 #include "base/vmxnet3_defs.h"
37 #include "vmxnet3_ring.h"
38 #include "vmxnet3_logs.h"
39 #include "vmxnet3_ethdev.h"
41 #define PROCESS_SYS_EVENTS 0
43 #define VMXNET3_TX_MAX_SEG UINT8_MAX
45 static int eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev);
46 static int eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev);
47 static int vmxnet3_dev_configure(struct rte_eth_dev *dev);
48 static int vmxnet3_dev_start(struct rte_eth_dev *dev);
49 static void vmxnet3_dev_stop(struct rte_eth_dev *dev);
50 static void vmxnet3_dev_close(struct rte_eth_dev *dev);
51 static void vmxnet3_dev_set_rxmode(struct vmxnet3_hw *hw, uint32_t feature, int set);
52 static void vmxnet3_dev_promiscuous_enable(struct rte_eth_dev *dev);
53 static void vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev);
54 static void vmxnet3_dev_allmulticast_enable(struct rte_eth_dev *dev);
55 static void vmxnet3_dev_allmulticast_disable(struct rte_eth_dev *dev);
56 static int __vmxnet3_dev_link_update(struct rte_eth_dev *dev,
57 int wait_to_complete);
58 static int vmxnet3_dev_link_update(struct rte_eth_dev *dev,
59 int wait_to_complete);
60 static void vmxnet3_hw_stats_save(struct vmxnet3_hw *hw);
61 static int vmxnet3_dev_stats_get(struct rte_eth_dev *dev,
62 struct rte_eth_stats *stats);
63 static int vmxnet3_dev_xstats_get_names(struct rte_eth_dev *dev,
64 struct rte_eth_xstat_name *xstats,
66 static int vmxnet3_dev_xstats_get(struct rte_eth_dev *dev,
67 struct rte_eth_xstat *xstats, unsigned int n);
68 static void vmxnet3_dev_info_get(struct rte_eth_dev *dev,
69 struct rte_eth_dev_info *dev_info);
70 static const uint32_t *
71 vmxnet3_dev_supported_ptypes_get(struct rte_eth_dev *dev);
72 static int vmxnet3_dev_vlan_filter_set(struct rte_eth_dev *dev,
73 uint16_t vid, int on);
74 static int vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
75 static void vmxnet3_mac_addr_set(struct rte_eth_dev *dev,
76 struct ether_addr *mac_addr);
77 static void vmxnet3_interrupt_handler(void *param);
79 int vmxnet3_logtype_init;
80 int vmxnet3_logtype_driver;
83 * The set of PCI devices this driver supports
85 #define VMWARE_PCI_VENDOR_ID 0x15AD
86 #define VMWARE_DEV_ID_VMXNET3 0x07B0
87 static const struct rte_pci_id pci_id_vmxnet3_map[] = {
88 { RTE_PCI_DEVICE(VMWARE_PCI_VENDOR_ID, VMWARE_DEV_ID_VMXNET3) },
89 { .vendor_id = 0, /* sentinel */ },
92 static const struct eth_dev_ops vmxnet3_eth_dev_ops = {
93 .dev_configure = vmxnet3_dev_configure,
94 .dev_start = vmxnet3_dev_start,
95 .dev_stop = vmxnet3_dev_stop,
96 .dev_close = vmxnet3_dev_close,
97 .promiscuous_enable = vmxnet3_dev_promiscuous_enable,
98 .promiscuous_disable = vmxnet3_dev_promiscuous_disable,
99 .allmulticast_enable = vmxnet3_dev_allmulticast_enable,
100 .allmulticast_disable = vmxnet3_dev_allmulticast_disable,
101 .link_update = vmxnet3_dev_link_update,
102 .stats_get = vmxnet3_dev_stats_get,
103 .xstats_get_names = vmxnet3_dev_xstats_get_names,
104 .xstats_get = vmxnet3_dev_xstats_get,
105 .mac_addr_set = vmxnet3_mac_addr_set,
106 .dev_infos_get = vmxnet3_dev_info_get,
107 .dev_supported_ptypes_get = vmxnet3_dev_supported_ptypes_get,
108 .vlan_filter_set = vmxnet3_dev_vlan_filter_set,
109 .vlan_offload_set = vmxnet3_dev_vlan_offload_set,
110 .rx_queue_setup = vmxnet3_dev_rx_queue_setup,
111 .rx_queue_release = vmxnet3_dev_rx_queue_release,
112 .tx_queue_setup = vmxnet3_dev_tx_queue_setup,
113 .tx_queue_release = vmxnet3_dev_tx_queue_release,
116 struct vmxnet3_xstats_name_off {
117 char name[RTE_ETH_XSTATS_NAME_SIZE];
121 /* tx_qX_ is prepended to the name string here */
122 static const struct vmxnet3_xstats_name_off vmxnet3_txq_stat_strings[] = {
123 {"drop_total", offsetof(struct vmxnet3_txq_stats, drop_total)},
124 {"drop_too_many_segs", offsetof(struct vmxnet3_txq_stats, drop_too_many_segs)},
125 {"drop_tso", offsetof(struct vmxnet3_txq_stats, drop_tso)},
126 {"tx_ring_full", offsetof(struct vmxnet3_txq_stats, tx_ring_full)},
129 /* rx_qX_ is prepended to the name string here */
130 static const struct vmxnet3_xstats_name_off vmxnet3_rxq_stat_strings[] = {
131 {"drop_total", offsetof(struct vmxnet3_rxq_stats, drop_total)},
132 {"drop_err", offsetof(struct vmxnet3_rxq_stats, drop_err)},
133 {"drop_fcs", offsetof(struct vmxnet3_rxq_stats, drop_fcs)},
134 {"rx_buf_alloc_failure", offsetof(struct vmxnet3_rxq_stats, rx_buf_alloc_failure)},
137 static const struct rte_memzone *
138 gpa_zone_reserve(struct rte_eth_dev *dev, uint32_t size,
139 const char *post_string, int socket_id,
140 uint16_t align, bool reuse)
142 char z_name[RTE_MEMZONE_NAMESIZE];
143 const struct rte_memzone *mz;
145 snprintf(z_name, sizeof(z_name), "%s_%d_%s",
146 dev->device->driver->name, dev->data->port_id, post_string);
148 mz = rte_memzone_lookup(z_name);
151 rte_memzone_free(mz);
152 return rte_memzone_reserve_aligned(z_name, size, socket_id,
159 return rte_memzone_reserve_aligned(z_name, size, socket_id, 0, align);
163 * This function is based on vmxnet3_disable_intr()
166 vmxnet3_disable_intr(struct vmxnet3_hw *hw)
170 PMD_INIT_FUNC_TRACE();
172 hw->shared->devRead.intrConf.intrCtrl |= VMXNET3_IC_DISABLE_ALL;
173 for (i = 0; i < hw->num_intrs; i++)
174 VMXNET3_WRITE_BAR0_REG(hw, VMXNET3_REG_IMR + i * 8, 1);
178 vmxnet3_enable_intr(struct vmxnet3_hw *hw)
182 PMD_INIT_FUNC_TRACE();
184 hw->shared->devRead.intrConf.intrCtrl &= ~VMXNET3_IC_DISABLE_ALL;
185 for (i = 0; i < hw->num_intrs; i++)
186 VMXNET3_WRITE_BAR0_REG(hw, VMXNET3_REG_IMR + i * 8, 0);
190 * Gets tx data ring descriptor size.
193 eth_vmxnet3_txdata_get(struct vmxnet3_hw *hw)
195 uint16 txdata_desc_size;
197 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
198 VMXNET3_CMD_GET_TXDATA_DESC_SIZE);
199 txdata_desc_size = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_CMD);
201 return (txdata_desc_size < VMXNET3_TXDATA_DESC_MIN_SIZE ||
202 txdata_desc_size > VMXNET3_TXDATA_DESC_MAX_SIZE ||
203 txdata_desc_size & VMXNET3_TXDATA_DESC_SIZE_MASK) ?
204 sizeof(struct Vmxnet3_TxDataDesc) : txdata_desc_size;
208 * It returns 0 on success.
211 eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
213 struct rte_pci_device *pci_dev;
214 struct vmxnet3_hw *hw = eth_dev->data->dev_private;
215 uint32_t mac_hi, mac_lo, ver;
216 struct rte_eth_link link;
218 PMD_INIT_FUNC_TRACE();
220 eth_dev->dev_ops = &vmxnet3_eth_dev_ops;
221 eth_dev->rx_pkt_burst = &vmxnet3_recv_pkts;
222 eth_dev->tx_pkt_burst = &vmxnet3_xmit_pkts;
223 eth_dev->tx_pkt_prepare = vmxnet3_prep_pkts;
224 pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
227 * for secondary processes, we don't initialize any further as primary
228 * has already done this work.
230 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
233 rte_eth_copy_pci_info(eth_dev, pci_dev);
235 /* Vendor and Device ID need to be set before init of shared code */
236 hw->device_id = pci_dev->id.device_id;
237 hw->vendor_id = pci_dev->id.vendor_id;
238 hw->hw_addr0 = (void *)pci_dev->mem_resource[0].addr;
239 hw->hw_addr1 = (void *)pci_dev->mem_resource[1].addr;
241 hw->num_rx_queues = 1;
242 hw->num_tx_queues = 1;
243 hw->bufs_per_pkt = 1;
245 /* Check h/w version compatibility with driver. */
246 ver = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_VRRS);
247 PMD_INIT_LOG(DEBUG, "Hardware version : %d", ver);
249 if (ver & (1 << VMXNET3_REV_3)) {
250 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_VRRS,
252 hw->version = VMXNET3_REV_3 + 1;
253 } else if (ver & (1 << VMXNET3_REV_2)) {
254 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_VRRS,
256 hw->version = VMXNET3_REV_2 + 1;
257 } else if (ver & (1 << VMXNET3_REV_1)) {
258 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_VRRS,
260 hw->version = VMXNET3_REV_1 + 1;
262 PMD_INIT_LOG(ERR, "Incompatible hardware version: %d", ver);
266 PMD_INIT_LOG(DEBUG, "Using device version %d\n", hw->version);
268 /* Check UPT version compatibility with driver. */
269 ver = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_UVRS);
270 PMD_INIT_LOG(DEBUG, "UPT hardware version : %d", ver);
272 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_UVRS, 1);
274 PMD_INIT_LOG(ERR, "Incompatible UPT version.");
278 /* Getting MAC Address */
279 mac_lo = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_MACL);
280 mac_hi = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_MACH);
281 memcpy(hw->perm_addr, &mac_lo, 4);
282 memcpy(hw->perm_addr + 4, &mac_hi, 2);
284 /* Allocate memory for storing MAC addresses */
285 eth_dev->data->mac_addrs = rte_zmalloc("vmxnet3", ETHER_ADDR_LEN *
286 VMXNET3_MAX_MAC_ADDRS, 0);
287 if (eth_dev->data->mac_addrs == NULL) {
289 "Failed to allocate %d bytes needed to store MAC addresses",
290 ETHER_ADDR_LEN * VMXNET3_MAX_MAC_ADDRS);
293 /* Copy the permanent MAC address */
294 ether_addr_copy((struct ether_addr *) hw->perm_addr,
295 ð_dev->data->mac_addrs[0]);
297 PMD_INIT_LOG(DEBUG, "MAC Address : %02x:%02x:%02x:%02x:%02x:%02x",
298 hw->perm_addr[0], hw->perm_addr[1], hw->perm_addr[2],
299 hw->perm_addr[3], hw->perm_addr[4], hw->perm_addr[5]);
301 /* Put device in Quiesce Mode */
302 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_QUIESCE_DEV);
304 /* allow untagged pkts */
305 VMXNET3_SET_VFTABLE_ENTRY(hw->shadow_vfta, 0);
307 hw->txdata_desc_size = VMXNET3_VERSION_GE_3(hw) ?
308 eth_vmxnet3_txdata_get(hw) : sizeof(struct Vmxnet3_TxDataDesc);
310 hw->rxdata_desc_size = VMXNET3_VERSION_GE_3(hw) ?
311 VMXNET3_DEF_RXDATA_DESC_SIZE : 0;
312 RTE_ASSERT((hw->rxdata_desc_size & ~VMXNET3_RXDATA_DESC_SIZE_MASK) ==
313 hw->rxdata_desc_size);
315 /* clear shadow stats */
316 memset(hw->saved_tx_stats, 0, sizeof(hw->saved_tx_stats));
317 memset(hw->saved_rx_stats, 0, sizeof(hw->saved_rx_stats));
319 /* set the initial link status */
320 memset(&link, 0, sizeof(link));
321 link.link_duplex = ETH_LINK_FULL_DUPLEX;
322 link.link_speed = ETH_SPEED_NUM_10G;
323 link.link_autoneg = ETH_LINK_FIXED;
324 rte_eth_linkstatus_set(eth_dev, &link);
330 eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev)
332 struct vmxnet3_hw *hw = eth_dev->data->dev_private;
334 PMD_INIT_FUNC_TRACE();
336 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
339 if (hw->adapter_stopped == 0)
340 vmxnet3_dev_close(eth_dev);
342 eth_dev->dev_ops = NULL;
343 eth_dev->rx_pkt_burst = NULL;
344 eth_dev->tx_pkt_burst = NULL;
345 eth_dev->tx_pkt_prepare = NULL;
347 rte_free(eth_dev->data->mac_addrs);
348 eth_dev->data->mac_addrs = NULL;
353 static int eth_vmxnet3_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
354 struct rte_pci_device *pci_dev)
356 return rte_eth_dev_pci_generic_probe(pci_dev,
357 sizeof(struct vmxnet3_hw), eth_vmxnet3_dev_init);
360 static int eth_vmxnet3_pci_remove(struct rte_pci_device *pci_dev)
362 return rte_eth_dev_pci_generic_remove(pci_dev, eth_vmxnet3_dev_uninit);
365 static struct rte_pci_driver rte_vmxnet3_pmd = {
366 .id_table = pci_id_vmxnet3_map,
367 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
368 .probe = eth_vmxnet3_pci_probe,
369 .remove = eth_vmxnet3_pci_remove,
373 vmxnet3_dev_configure(struct rte_eth_dev *dev)
375 const struct rte_memzone *mz;
376 struct vmxnet3_hw *hw = dev->data->dev_private;
379 PMD_INIT_FUNC_TRACE();
381 if (dev->data->nb_tx_queues > VMXNET3_MAX_TX_QUEUES ||
382 dev->data->nb_rx_queues > VMXNET3_MAX_RX_QUEUES) {
383 PMD_INIT_LOG(ERR, "ERROR: Number of queues not supported");
387 if (!rte_is_power_of_2(dev->data->nb_rx_queues)) {
388 PMD_INIT_LOG(ERR, "ERROR: Number of rx queues not power of 2");
392 size = dev->data->nb_rx_queues * sizeof(struct Vmxnet3_TxQueueDesc) +
393 dev->data->nb_tx_queues * sizeof(struct Vmxnet3_RxQueueDesc);
395 if (size > UINT16_MAX)
398 hw->num_rx_queues = (uint8_t)dev->data->nb_rx_queues;
399 hw->num_tx_queues = (uint8_t)dev->data->nb_tx_queues;
402 * Allocate a memzone for Vmxnet3_DriverShared - Vmxnet3_DSDevRead
405 mz = gpa_zone_reserve(dev, sizeof(struct Vmxnet3_DriverShared),
406 "shared", rte_socket_id(), 8, 1);
409 PMD_INIT_LOG(ERR, "ERROR: Creating shared zone");
412 memset(mz->addr, 0, mz->len);
414 hw->shared = mz->addr;
415 hw->sharedPA = mz->iova;
418 * Allocate a memzone for Vmxnet3_RxQueueDesc - Vmxnet3_TxQueueDesc
421 * We cannot reuse this memzone from previous allocation as its size
422 * depends on the number of tx and rx queues, which could be different
423 * from one config to another.
425 mz = gpa_zone_reserve(dev, size, "queuedesc", rte_socket_id(),
426 VMXNET3_QUEUE_DESC_ALIGN, 0);
428 PMD_INIT_LOG(ERR, "ERROR: Creating queue descriptors zone");
431 memset(mz->addr, 0, mz->len);
433 hw->tqd_start = (Vmxnet3_TxQueueDesc *)mz->addr;
434 hw->rqd_start = (Vmxnet3_RxQueueDesc *)(hw->tqd_start + hw->num_tx_queues);
436 hw->queueDescPA = mz->iova;
437 hw->queue_desc_len = (uint16_t)size;
439 if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_RSS) {
440 /* Allocate memory structure for UPT1_RSSConf and configure */
441 mz = gpa_zone_reserve(dev, sizeof(struct VMXNET3_RSSConf),
442 "rss_conf", rte_socket_id(),
443 RTE_CACHE_LINE_SIZE, 1);
446 "ERROR: Creating rss_conf structure zone");
449 memset(mz->addr, 0, mz->len);
451 hw->rss_conf = mz->addr;
452 hw->rss_confPA = mz->iova;
459 vmxnet3_write_mac(struct vmxnet3_hw *hw, const uint8_t *addr)
464 "Writing MAC Address : %02x:%02x:%02x:%02x:%02x:%02x",
465 addr[0], addr[1], addr[2],
466 addr[3], addr[4], addr[5]);
468 memcpy(&val, addr, 4);
469 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_MACL, val);
471 memcpy(&val, addr + 4, 2);
472 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_MACH, val);
476 vmxnet3_dev_setup_memreg(struct rte_eth_dev *dev)
478 struct vmxnet3_hw *hw = dev->data->dev_private;
479 Vmxnet3_DriverShared *shared = hw->shared;
480 Vmxnet3_CmdInfo *cmdInfo;
481 struct rte_mempool *mp[VMXNET3_MAX_RX_QUEUES];
482 uint8_t index[VMXNET3_MAX_RX_QUEUES + VMXNET3_MAX_TX_QUEUES];
483 uint32_t num, i, j, size;
485 if (hw->memRegsPA == 0) {
486 const struct rte_memzone *mz;
488 size = sizeof(Vmxnet3_MemRegs) +
489 (VMXNET3_MAX_RX_QUEUES + VMXNET3_MAX_TX_QUEUES) *
490 sizeof(Vmxnet3_MemoryRegion);
492 mz = gpa_zone_reserve(dev, size, "memRegs", rte_socket_id(), 8,
495 PMD_INIT_LOG(ERR, "ERROR: Creating memRegs zone");
498 memset(mz->addr, 0, mz->len);
499 hw->memRegs = mz->addr;
500 hw->memRegsPA = mz->iova;
503 num = hw->num_rx_queues;
505 for (i = 0; i < num; i++) {
506 vmxnet3_rx_queue_t *rxq = dev->data->rx_queues[i];
513 * The same mempool could be used by multiple queues. In such a case,
514 * remove duplicate mempool entries. Only one entry is kept with
515 * bitmask indicating queues that are using this mempool.
517 for (i = 1; i < num; i++) {
518 for (j = 0; j < i; j++) {
519 if (mp[i] == mp[j]) {
528 for (i = 0; i < num; i++) {
532 Vmxnet3_MemoryRegion *mr = &hw->memRegs->memRegs[j];
535 (uintptr_t)STAILQ_FIRST(&mp[i]->mem_list)->iova;
536 mr->length = STAILQ_FIRST(&mp[i]->mem_list)->len <= INT32_MAX ?
537 STAILQ_FIRST(&mp[i]->mem_list)->len : INT32_MAX;
538 mr->txQueueBits = index[i];
539 mr->rxQueueBits = index[i];
542 "index: %u startPA: %" PRIu64 " length: %u, "
544 j, mr->startPA, mr->length, mr->rxQueueBits);
547 hw->memRegs->numRegs = j;
548 PMD_INIT_LOG(INFO, "numRegs: %u", j);
550 size = sizeof(Vmxnet3_MemRegs) +
551 (j - 1) * sizeof(Vmxnet3_MemoryRegion);
553 cmdInfo = &shared->cu.cmdInfo;
554 cmdInfo->varConf.confVer = 1;
555 cmdInfo->varConf.confLen = size;
556 cmdInfo->varConf.confPA = hw->memRegsPA;
562 vmxnet3_setup_driver_shared(struct rte_eth_dev *dev)
564 struct rte_eth_conf port_conf = dev->data->dev_conf;
565 struct vmxnet3_hw *hw = dev->data->dev_private;
566 uint32_t mtu = dev->data->mtu;
567 Vmxnet3_DriverShared *shared = hw->shared;
568 Vmxnet3_DSDevRead *devRead = &shared->devRead;
572 shared->magic = VMXNET3_REV1_MAGIC;
573 devRead->misc.driverInfo.version = VMXNET3_DRIVER_VERSION_NUM;
575 /* Setting up Guest OS information */
576 devRead->misc.driverInfo.gos.gosBits = sizeof(void *) == 4 ?
577 VMXNET3_GOS_BITS_32 : VMXNET3_GOS_BITS_64;
578 devRead->misc.driverInfo.gos.gosType = VMXNET3_GOS_TYPE_LINUX;
579 devRead->misc.driverInfo.vmxnet3RevSpt = 1;
580 devRead->misc.driverInfo.uptVerSpt = 1;
582 devRead->misc.mtu = rte_le_to_cpu_32(mtu);
583 devRead->misc.queueDescPA = hw->queueDescPA;
584 devRead->misc.queueDescLen = hw->queue_desc_len;
585 devRead->misc.numTxQueues = hw->num_tx_queues;
586 devRead->misc.numRxQueues = hw->num_rx_queues;
589 * Set number of interrupts to 1
590 * PMD by default disables all the interrupts but this is MUST
591 * to activate device. It needs at least one interrupt for
592 * link events to handle
594 hw->num_intrs = devRead->intrConf.numIntrs = 1;
595 devRead->intrConf.intrCtrl |= VMXNET3_IC_DISABLE_ALL;
597 for (i = 0; i < hw->num_tx_queues; i++) {
598 Vmxnet3_TxQueueDesc *tqd = &hw->tqd_start[i];
599 vmxnet3_tx_queue_t *txq = dev->data->tx_queues[i];
601 txq->shared = &hw->tqd_start[i];
603 tqd->ctrl.txNumDeferred = 0;
604 tqd->ctrl.txThreshold = 1;
605 tqd->conf.txRingBasePA = txq->cmd_ring.basePA;
606 tqd->conf.compRingBasePA = txq->comp_ring.basePA;
607 tqd->conf.dataRingBasePA = txq->data_ring.basePA;
609 tqd->conf.txRingSize = txq->cmd_ring.size;
610 tqd->conf.compRingSize = txq->comp_ring.size;
611 tqd->conf.dataRingSize = txq->data_ring.size;
612 tqd->conf.txDataRingDescSize = txq->txdata_desc_size;
613 tqd->conf.intrIdx = txq->comp_ring.intr_idx;
614 tqd->status.stopped = TRUE;
615 tqd->status.error = 0;
616 memset(&tqd->stats, 0, sizeof(tqd->stats));
619 for (i = 0; i < hw->num_rx_queues; i++) {
620 Vmxnet3_RxQueueDesc *rqd = &hw->rqd_start[i];
621 vmxnet3_rx_queue_t *rxq = dev->data->rx_queues[i];
623 rxq->shared = &hw->rqd_start[i];
625 rqd->conf.rxRingBasePA[0] = rxq->cmd_ring[0].basePA;
626 rqd->conf.rxRingBasePA[1] = rxq->cmd_ring[1].basePA;
627 rqd->conf.compRingBasePA = rxq->comp_ring.basePA;
629 rqd->conf.rxRingSize[0] = rxq->cmd_ring[0].size;
630 rqd->conf.rxRingSize[1] = rxq->cmd_ring[1].size;
631 rqd->conf.compRingSize = rxq->comp_ring.size;
632 rqd->conf.intrIdx = rxq->comp_ring.intr_idx;
633 if (VMXNET3_VERSION_GE_3(hw)) {
634 rqd->conf.rxDataRingBasePA = rxq->data_ring.basePA;
635 rqd->conf.rxDataRingDescSize = rxq->data_desc_size;
637 rqd->status.stopped = TRUE;
638 rqd->status.error = 0;
639 memset(&rqd->stats, 0, sizeof(rqd->stats));
642 /* RxMode set to 0 of VMXNET3_RXM_xxx */
643 devRead->rxFilterConf.rxMode = 0;
645 /* Setting up feature flags */
646 if (dev->data->dev_conf.rxmode.hw_ip_checksum)
647 devRead->misc.uptFeatures |= VMXNET3_F_RXCSUM;
649 if (dev->data->dev_conf.rxmode.enable_lro) {
650 devRead->misc.uptFeatures |= VMXNET3_F_LRO;
651 devRead->misc.maxNumRxSG = 0;
654 if (port_conf.rxmode.mq_mode == ETH_MQ_RX_RSS) {
655 ret = vmxnet3_rss_configure(dev);
656 if (ret != VMXNET3_SUCCESS)
659 devRead->misc.uptFeatures |= VMXNET3_F_RSS;
660 devRead->rssConfDesc.confVer = 1;
661 devRead->rssConfDesc.confLen = sizeof(struct VMXNET3_RSSConf);
662 devRead->rssConfDesc.confPA = hw->rss_confPA;
665 ret = vmxnet3_dev_vlan_offload_set(dev,
666 ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK);
670 vmxnet3_write_mac(hw, dev->data->mac_addrs->addr_bytes);
672 return VMXNET3_SUCCESS;
676 * Configure device link speed and setup link.
677 * Must be called after eth_vmxnet3_dev_init. Other wise it might fail
678 * It returns 0 on success.
681 vmxnet3_dev_start(struct rte_eth_dev *dev)
684 struct vmxnet3_hw *hw = dev->data->dev_private;
686 PMD_INIT_FUNC_TRACE();
688 /* Save stats before it is reset by CMD_ACTIVATE */
689 vmxnet3_hw_stats_save(hw);
691 ret = vmxnet3_setup_driver_shared(dev);
692 if (ret != VMXNET3_SUCCESS)
695 /* check if lsc interrupt feature is enabled */
696 if (dev->data->dev_conf.intr_conf.lsc) {
697 struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
699 /* Setup interrupt callback */
700 rte_intr_callback_register(&pci_dev->intr_handle,
701 vmxnet3_interrupt_handler, dev);
703 if (rte_intr_enable(&pci_dev->intr_handle) < 0) {
704 PMD_INIT_LOG(ERR, "interrupt enable failed");
709 /* Exchange shared data with device */
710 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_DSAL,
711 VMXNET3_GET_ADDR_LO(hw->sharedPA));
712 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_DSAH,
713 VMXNET3_GET_ADDR_HI(hw->sharedPA));
715 /* Activate device by register write */
716 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_ACTIVATE_DEV);
717 ret = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_CMD);
720 PMD_INIT_LOG(ERR, "Device activation: UNSUCCESSFUL");
724 /* Setup memory region for rx buffers */
725 ret = vmxnet3_dev_setup_memreg(dev);
727 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
728 VMXNET3_CMD_REGISTER_MEMREGS);
729 ret = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_CMD);
732 "Failed in setup memory region cmd\n");
735 PMD_INIT_LOG(DEBUG, "Failed to setup memory region\n");
738 /* Disable interrupts */
739 vmxnet3_disable_intr(hw);
742 * Load RX queues with blank mbufs and update next2fill index for device
743 * Update RxMode of the device
745 ret = vmxnet3_dev_rxtx_init(dev);
746 if (ret != VMXNET3_SUCCESS) {
747 PMD_INIT_LOG(ERR, "Device queue init: UNSUCCESSFUL");
751 hw->adapter_stopped = FALSE;
753 /* Setting proper Rx Mode and issue Rx Mode Update command */
754 vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_UCAST | VMXNET3_RXM_BCAST, 1);
756 if (dev->data->dev_conf.intr_conf.lsc) {
757 vmxnet3_enable_intr(hw);
760 * Update link state from device since this won't be
761 * done upon starting with lsc in use. This is done
762 * only after enabling interrupts to avoid any race
763 * where the link state could change without an
764 * interrupt being fired.
766 __vmxnet3_dev_link_update(dev, 0);
769 return VMXNET3_SUCCESS;
773 * Stop device: disable rx and tx functions to allow for reconfiguring.
776 vmxnet3_dev_stop(struct rte_eth_dev *dev)
778 struct rte_eth_link link;
779 struct vmxnet3_hw *hw = dev->data->dev_private;
781 PMD_INIT_FUNC_TRACE();
783 if (hw->adapter_stopped == 1) {
784 PMD_INIT_LOG(DEBUG, "Device already closed.");
788 /* disable interrupts */
789 vmxnet3_disable_intr(hw);
791 if (dev->data->dev_conf.intr_conf.lsc) {
792 struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
794 rte_intr_disable(&pci_dev->intr_handle);
796 rte_intr_callback_unregister(&pci_dev->intr_handle,
797 vmxnet3_interrupt_handler, dev);
800 /* quiesce the device first */
801 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_QUIESCE_DEV);
802 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_DSAL, 0);
803 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_DSAH, 0);
805 /* reset the device */
806 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_RESET_DEV);
807 PMD_INIT_LOG(DEBUG, "Device reset.");
808 hw->adapter_stopped = 0;
810 vmxnet3_dev_clear_queues(dev);
812 /* Clear recorded link status */
813 memset(&link, 0, sizeof(link));
814 link.link_duplex = ETH_LINK_FULL_DUPLEX;
815 link.link_speed = ETH_SPEED_NUM_10G;
816 link.link_autoneg = ETH_LINK_FIXED;
817 rte_eth_linkstatus_set(dev, &link);
821 * Reset and stop device.
824 vmxnet3_dev_close(struct rte_eth_dev *dev)
826 struct vmxnet3_hw *hw = dev->data->dev_private;
828 PMD_INIT_FUNC_TRACE();
830 vmxnet3_dev_stop(dev);
831 hw->adapter_stopped = 1;
835 vmxnet3_hw_tx_stats_get(struct vmxnet3_hw *hw, unsigned int q,
836 struct UPT1_TxStats *res)
838 #define VMXNET3_UPDATE_TX_STAT(h, i, f, r) \
839 ((r)->f = (h)->tqd_start[(i)].stats.f + \
840 (h)->saved_tx_stats[(i)].f)
842 VMXNET3_UPDATE_TX_STAT(hw, q, ucastPktsTxOK, res);
843 VMXNET3_UPDATE_TX_STAT(hw, q, mcastPktsTxOK, res);
844 VMXNET3_UPDATE_TX_STAT(hw, q, bcastPktsTxOK, res);
845 VMXNET3_UPDATE_TX_STAT(hw, q, ucastBytesTxOK, res);
846 VMXNET3_UPDATE_TX_STAT(hw, q, mcastBytesTxOK, res);
847 VMXNET3_UPDATE_TX_STAT(hw, q, bcastBytesTxOK, res);
848 VMXNET3_UPDATE_TX_STAT(hw, q, pktsTxError, res);
849 VMXNET3_UPDATE_TX_STAT(hw, q, pktsTxDiscard, res);
851 #undef VMXNET3_UPDATE_TX_STAT
855 vmxnet3_hw_rx_stats_get(struct vmxnet3_hw *hw, unsigned int q,
856 struct UPT1_RxStats *res)
858 #define VMXNET3_UPDATE_RX_STAT(h, i, f, r) \
859 ((r)->f = (h)->rqd_start[(i)].stats.f + \
860 (h)->saved_rx_stats[(i)].f)
862 VMXNET3_UPDATE_RX_STAT(hw, q, ucastPktsRxOK, res);
863 VMXNET3_UPDATE_RX_STAT(hw, q, mcastPktsRxOK, res);
864 VMXNET3_UPDATE_RX_STAT(hw, q, bcastPktsRxOK, res);
865 VMXNET3_UPDATE_RX_STAT(hw, q, ucastBytesRxOK, res);
866 VMXNET3_UPDATE_RX_STAT(hw, q, mcastBytesRxOK, res);
867 VMXNET3_UPDATE_RX_STAT(hw, q, bcastBytesRxOK, res);
868 VMXNET3_UPDATE_RX_STAT(hw, q, pktsRxError, res);
869 VMXNET3_UPDATE_RX_STAT(hw, q, pktsRxOutOfBuf, res);
871 #undef VMXNET3_UPDATE_RX_STATS
875 vmxnet3_hw_stats_save(struct vmxnet3_hw *hw)
879 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
881 RTE_BUILD_BUG_ON(RTE_ETHDEV_QUEUE_STAT_CNTRS < VMXNET3_MAX_TX_QUEUES);
883 for (i = 0; i < hw->num_tx_queues; i++)
884 vmxnet3_hw_tx_stats_get(hw, i, &hw->saved_tx_stats[i]);
885 for (i = 0; i < hw->num_rx_queues; i++)
886 vmxnet3_hw_rx_stats_get(hw, i, &hw->saved_rx_stats[i]);
890 vmxnet3_dev_xstats_get_names(struct rte_eth_dev *dev,
891 struct rte_eth_xstat_name *xstats_names,
894 unsigned int i, t, count = 0;
895 unsigned int nstats =
896 dev->data->nb_tx_queues * RTE_DIM(vmxnet3_txq_stat_strings) +
897 dev->data->nb_rx_queues * RTE_DIM(vmxnet3_rxq_stat_strings);
899 if (!xstats_names || n < nstats)
902 for (i = 0; i < dev->data->nb_rx_queues; i++) {
903 if (!dev->data->rx_queues[i])
906 for (t = 0; t < RTE_DIM(vmxnet3_rxq_stat_strings); t++) {
907 snprintf(xstats_names[count].name,
908 sizeof(xstats_names[count].name),
910 vmxnet3_rxq_stat_strings[t].name);
915 for (i = 0; i < dev->data->nb_tx_queues; i++) {
916 if (!dev->data->tx_queues[i])
919 for (t = 0; t < RTE_DIM(vmxnet3_txq_stat_strings); t++) {
920 snprintf(xstats_names[count].name,
921 sizeof(xstats_names[count].name),
923 vmxnet3_txq_stat_strings[t].name);
932 vmxnet3_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
935 unsigned int i, t, count = 0;
936 unsigned int nstats =
937 dev->data->nb_tx_queues * RTE_DIM(vmxnet3_txq_stat_strings) +
938 dev->data->nb_rx_queues * RTE_DIM(vmxnet3_rxq_stat_strings);
943 for (i = 0; i < dev->data->nb_rx_queues; i++) {
944 struct vmxnet3_rx_queue *rxq = dev->data->rx_queues[i];
949 for (t = 0; t < RTE_DIM(vmxnet3_rxq_stat_strings); t++) {
950 xstats[count].value = *(uint64_t *)(((char *)&rxq->stats) +
951 vmxnet3_rxq_stat_strings[t].offset);
952 xstats[count].id = count;
957 for (i = 0; i < dev->data->nb_tx_queues; i++) {
958 struct vmxnet3_tx_queue *txq = dev->data->tx_queues[i];
963 for (t = 0; t < RTE_DIM(vmxnet3_txq_stat_strings); t++) {
964 xstats[count].value = *(uint64_t *)(((char *)&txq->stats) +
965 vmxnet3_txq_stat_strings[t].offset);
966 xstats[count].id = count;
975 vmxnet3_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
978 struct vmxnet3_hw *hw = dev->data->dev_private;
979 struct UPT1_TxStats txStats;
980 struct UPT1_RxStats rxStats;
982 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
984 RTE_BUILD_BUG_ON(RTE_ETHDEV_QUEUE_STAT_CNTRS < VMXNET3_MAX_TX_QUEUES);
985 for (i = 0; i < hw->num_tx_queues; i++) {
986 vmxnet3_hw_tx_stats_get(hw, i, &txStats);
988 stats->q_opackets[i] = txStats.ucastPktsTxOK +
989 txStats.mcastPktsTxOK +
990 txStats.bcastPktsTxOK;
992 stats->q_obytes[i] = txStats.ucastBytesTxOK +
993 txStats.mcastBytesTxOK +
994 txStats.bcastBytesTxOK;
996 stats->opackets += stats->q_opackets[i];
997 stats->obytes += stats->q_obytes[i];
998 stats->oerrors += txStats.pktsTxError + txStats.pktsTxDiscard;
1001 RTE_BUILD_BUG_ON(RTE_ETHDEV_QUEUE_STAT_CNTRS < VMXNET3_MAX_RX_QUEUES);
1002 for (i = 0; i < hw->num_rx_queues; i++) {
1003 vmxnet3_hw_rx_stats_get(hw, i, &rxStats);
1005 stats->q_ipackets[i] = rxStats.ucastPktsRxOK +
1006 rxStats.mcastPktsRxOK +
1007 rxStats.bcastPktsRxOK;
1009 stats->q_ibytes[i] = rxStats.ucastBytesRxOK +
1010 rxStats.mcastBytesRxOK +
1011 rxStats.bcastBytesRxOK;
1013 stats->ipackets += stats->q_ipackets[i];
1014 stats->ibytes += stats->q_ibytes[i];
1016 stats->q_errors[i] = rxStats.pktsRxError;
1017 stats->ierrors += rxStats.pktsRxError;
1018 stats->rx_nombuf += rxStats.pktsRxOutOfBuf;
1025 vmxnet3_dev_info_get(struct rte_eth_dev *dev,
1026 struct rte_eth_dev_info *dev_info)
1028 dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1030 dev_info->max_rx_queues = VMXNET3_MAX_RX_QUEUES;
1031 dev_info->max_tx_queues = VMXNET3_MAX_TX_QUEUES;
1032 dev_info->min_rx_bufsize = 1518 + RTE_PKTMBUF_HEADROOM;
1033 dev_info->max_rx_pktlen = 16384; /* includes CRC, cf MAXFRS register */
1034 dev_info->speed_capa = ETH_LINK_SPEED_10G;
1035 dev_info->max_mac_addrs = VMXNET3_MAX_MAC_ADDRS;
1037 dev_info->default_txconf.txq_flags = ETH_TXQ_FLAGS_NOXSUMSCTP;
1038 dev_info->flow_type_rss_offloads = VMXNET3_RSS_OFFLOAD_ALL;
1040 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
1041 .nb_max = VMXNET3_RX_RING_MAX_SIZE,
1042 .nb_min = VMXNET3_DEF_RX_RING_SIZE,
1046 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
1047 .nb_max = VMXNET3_TX_RING_MAX_SIZE,
1048 .nb_min = VMXNET3_DEF_TX_RING_SIZE,
1050 .nb_seg_max = VMXNET3_TX_MAX_SEG,
1051 .nb_mtu_seg_max = VMXNET3_MAX_TXD_PER_PKT,
1054 dev_info->rx_offload_capa =
1055 DEV_RX_OFFLOAD_VLAN_STRIP |
1056 DEV_RX_OFFLOAD_UDP_CKSUM |
1057 DEV_RX_OFFLOAD_TCP_CKSUM |
1058 DEV_RX_OFFLOAD_TCP_LRO;
1060 dev_info->tx_offload_capa =
1061 DEV_TX_OFFLOAD_VLAN_INSERT |
1062 DEV_TX_OFFLOAD_TCP_CKSUM |
1063 DEV_TX_OFFLOAD_UDP_CKSUM |
1064 DEV_TX_OFFLOAD_TCP_TSO;
1067 static const uint32_t *
1068 vmxnet3_dev_supported_ptypes_get(struct rte_eth_dev *dev)
1070 static const uint32_t ptypes[] = {
1071 RTE_PTYPE_L3_IPV4_EXT,
1076 if (dev->rx_pkt_burst == vmxnet3_recv_pkts)
1082 vmxnet3_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
1084 struct vmxnet3_hw *hw = dev->data->dev_private;
1086 ether_addr_copy(mac_addr, (struct ether_addr *)(hw->perm_addr));
1087 vmxnet3_write_mac(hw, mac_addr->addr_bytes);
1090 /* return 0 means link status changed, -1 means not changed */
1092 __vmxnet3_dev_link_update(struct rte_eth_dev *dev,
1093 __rte_unused int wait_to_complete)
1095 struct vmxnet3_hw *hw = dev->data->dev_private;
1096 struct rte_eth_link link;
1099 memset(&link, 0, sizeof(link));
1101 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_GET_LINK);
1102 ret = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_CMD);
1105 link.link_status = ETH_LINK_UP;
1106 link.link_duplex = ETH_LINK_FULL_DUPLEX;
1107 link.link_speed = ETH_SPEED_NUM_10G;
1108 link.link_autoneg = ETH_LINK_AUTONEG;
1110 return rte_eth_linkstatus_set(dev, &link);
1114 vmxnet3_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
1116 /* Link status doesn't change for stopped dev */
1117 if (dev->data->dev_started == 0)
1120 return __vmxnet3_dev_link_update(dev, wait_to_complete);
1123 /* Updating rxmode through Vmxnet3_DriverShared structure in adapter */
1125 vmxnet3_dev_set_rxmode(struct vmxnet3_hw *hw, uint32_t feature, int set)
1127 struct Vmxnet3_RxFilterConf *rxConf = &hw->shared->devRead.rxFilterConf;
1130 rxConf->rxMode = rxConf->rxMode | feature;
1132 rxConf->rxMode = rxConf->rxMode & (~feature);
1134 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_UPDATE_RX_MODE);
1137 /* Promiscuous supported only if Vmxnet3_DriverShared is initialized in adapter */
1139 vmxnet3_dev_promiscuous_enable(struct rte_eth_dev *dev)
1141 struct vmxnet3_hw *hw = dev->data->dev_private;
1142 uint32_t *vf_table = hw->shared->devRead.rxFilterConf.vfTable;
1144 memset(vf_table, 0, VMXNET3_VFT_TABLE_SIZE);
1145 vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_PROMISC, 1);
1147 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
1148 VMXNET3_CMD_UPDATE_VLAN_FILTERS);
1151 /* Promiscuous supported only if Vmxnet3_DriverShared is initialized in adapter */
1153 vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev)
1155 struct vmxnet3_hw *hw = dev->data->dev_private;
1156 uint32_t *vf_table = hw->shared->devRead.rxFilterConf.vfTable;
1158 if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1159 memcpy(vf_table, hw->shadow_vfta, VMXNET3_VFT_TABLE_SIZE);
1161 memset(vf_table, 0xff, VMXNET3_VFT_TABLE_SIZE);
1162 vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_PROMISC, 0);
1163 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
1164 VMXNET3_CMD_UPDATE_VLAN_FILTERS);
1167 /* Allmulticast supported only if Vmxnet3_DriverShared is initialized in adapter */
1169 vmxnet3_dev_allmulticast_enable(struct rte_eth_dev *dev)
1171 struct vmxnet3_hw *hw = dev->data->dev_private;
1173 vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_ALL_MULTI, 1);
1176 /* Allmulticast supported only if Vmxnet3_DriverShared is initialized in adapter */
1178 vmxnet3_dev_allmulticast_disable(struct rte_eth_dev *dev)
1180 struct vmxnet3_hw *hw = dev->data->dev_private;
1182 vmxnet3_dev_set_rxmode(hw, VMXNET3_RXM_ALL_MULTI, 0);
1185 /* Enable/disable filter on vlan */
1187 vmxnet3_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vid, int on)
1189 struct vmxnet3_hw *hw = dev->data->dev_private;
1190 struct Vmxnet3_RxFilterConf *rxConf = &hw->shared->devRead.rxFilterConf;
1191 uint32_t *vf_table = rxConf->vfTable;
1193 /* save state for restore */
1195 VMXNET3_SET_VFTABLE_ENTRY(hw->shadow_vfta, vid);
1197 VMXNET3_CLEAR_VFTABLE_ENTRY(hw->shadow_vfta, vid);
1199 /* don't change active filter if in promiscuous mode */
1200 if (rxConf->rxMode & VMXNET3_RXM_PROMISC)
1203 /* set in hardware */
1205 VMXNET3_SET_VFTABLE_ENTRY(vf_table, vid);
1207 VMXNET3_CLEAR_VFTABLE_ENTRY(vf_table, vid);
1209 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
1210 VMXNET3_CMD_UPDATE_VLAN_FILTERS);
1215 vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
1217 struct vmxnet3_hw *hw = dev->data->dev_private;
1218 Vmxnet3_DSDevRead *devRead = &hw->shared->devRead;
1219 uint32_t *vf_table = devRead->rxFilterConf.vfTable;
1221 if (mask & ETH_VLAN_STRIP_MASK) {
1222 if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1223 devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
1225 devRead->misc.uptFeatures &= ~UPT1_F_RXVLAN;
1227 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
1228 VMXNET3_CMD_UPDATE_FEATURE);
1231 if (mask & ETH_VLAN_FILTER_MASK) {
1232 if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1233 memcpy(vf_table, hw->shadow_vfta, VMXNET3_VFT_TABLE_SIZE);
1235 memset(vf_table, 0xff, VMXNET3_VFT_TABLE_SIZE);
1237 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
1238 VMXNET3_CMD_UPDATE_VLAN_FILTERS);
1245 vmxnet3_process_events(struct rte_eth_dev *dev)
1247 struct vmxnet3_hw *hw = dev->data->dev_private;
1248 uint32_t events = hw->shared->ecr;
1254 * ECR bits when written with 1b are cleared. Hence write
1255 * events back to ECR so that the bits which were set will be reset.
1257 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_ECR, events);
1259 /* Check if link state has changed */
1260 if (events & VMXNET3_ECR_LINK) {
1261 PMD_DRV_LOG(DEBUG, "Process events: VMXNET3_ECR_LINK event");
1262 if (vmxnet3_dev_link_update(dev, 0) == 0)
1263 _rte_eth_dev_callback_process(dev,
1264 RTE_ETH_EVENT_INTR_LSC,
1268 /* Check if there is an error on xmit/recv queues */
1269 if (events & (VMXNET3_ECR_TQERR | VMXNET3_ECR_RQERR)) {
1270 VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
1271 VMXNET3_CMD_GET_QUEUE_STATUS);
1273 if (hw->tqd_start->status.stopped)
1274 PMD_DRV_LOG(ERR, "tq error 0x%x",
1275 hw->tqd_start->status.error);
1277 if (hw->rqd_start->status.stopped)
1278 PMD_DRV_LOG(ERR, "rq error 0x%x",
1279 hw->rqd_start->status.error);
1281 /* Reset the device */
1282 /* Have to reset the device */
1285 if (events & VMXNET3_ECR_DIC)
1286 PMD_DRV_LOG(DEBUG, "Device implementation change event.");
1288 if (events & VMXNET3_ECR_DEBUG)
1289 PMD_DRV_LOG(DEBUG, "Debug event generated by device.");
1293 vmxnet3_interrupt_handler(void *param)
1295 struct rte_eth_dev *dev = param;
1296 struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev->device);
1298 vmxnet3_process_events(dev);
1300 if (rte_intr_enable(&pci_dev->intr_handle) < 0)
1301 PMD_DRV_LOG(ERR, "interrupt enable failed");
1304 RTE_PMD_REGISTER_PCI(net_vmxnet3, rte_vmxnet3_pmd);
1305 RTE_PMD_REGISTER_PCI_TABLE(net_vmxnet3, pci_id_vmxnet3_map);
1306 RTE_PMD_REGISTER_KMOD_DEP(net_vmxnet3, "* igb_uio | uio_pci_generic | vfio-pci");
1308 RTE_INIT(vmxnet3_init_log);
1310 vmxnet3_init_log(void)
1312 vmxnet3_logtype_init = rte_log_register("pmd.net.vmxnet3.init");
1313 if (vmxnet3_logtype_init >= 0)
1314 rte_log_set_level(vmxnet3_logtype_init, RTE_LOG_NOTICE);
1315 vmxnet3_logtype_driver = rte_log_register("pmd.net.vmxnet3.driver");
1316 if (vmxnet3_logtype_driver >= 0)
1317 rte_log_set_level(vmxnet3_logtype_driver, RTE_LOG_NOTICE);