4 * Copyright(c) 2013-2016 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #include <rte_ethdev.h>
35 #include <rte_malloc.h>
36 #include <rte_memzone.h>
37 #include <rte_string_fns.h>
39 #include <rte_spinlock.h>
40 #include <rte_kvargs.h>
43 #include "base/fm10k_api.h"
45 /* Default delay to acquire mailbox lock */
46 #define FM10K_MBXLOCK_DELAY_US 20
47 #define UINT64_LOWER_32BITS_MASK 0x00000000ffffffffULL
49 #define MAIN_VSI_POOL_NUMBER 0
51 /* Max try times to acquire switch status */
52 #define MAX_QUERY_SWITCH_STATE_TIMES 10
53 /* Wait interval to get switch status */
54 #define WAIT_SWITCH_MSG_US 100000
55 /* A period of quiescence for switch */
56 #define FM10K_SWITCH_QUIESCE_US 10000
57 /* Number of chars per uint32 type */
58 #define CHARS_PER_UINT32 (sizeof(uint32_t))
59 #define BIT_MASK_PER_UINT32 ((1 << CHARS_PER_UINT32) - 1)
61 /* default 1:1 map from queue ID to interrupt vector ID */
62 #define Q2V(dev, queue_id) (dev->pci_dev->intr_handle.intr_vec[queue_id])
64 /* First 64 Logical ports for PF/VMDQ, second 64 for Flow director */
65 #define MAX_LPORT_NUM 128
66 #define GLORT_FD_Q_BASE 0x40
67 #define GLORT_PF_MASK 0xFFC0
68 #define GLORT_FD_MASK GLORT_PF_MASK
69 #define GLORT_FD_INDEX GLORT_FD_Q_BASE
71 static void fm10k_close_mbx_service(struct fm10k_hw *hw);
72 static void fm10k_dev_promiscuous_enable(struct rte_eth_dev *dev);
73 static void fm10k_dev_promiscuous_disable(struct rte_eth_dev *dev);
74 static void fm10k_dev_allmulticast_enable(struct rte_eth_dev *dev);
75 static void fm10k_dev_allmulticast_disable(struct rte_eth_dev *dev);
76 static inline int fm10k_glort_valid(struct fm10k_hw *hw);
78 fm10k_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on);
79 static void fm10k_MAC_filter_set(struct rte_eth_dev *dev,
80 const u8 *mac, bool add, uint32_t pool);
81 static void fm10k_tx_queue_release(void *queue);
82 static void fm10k_rx_queue_release(void *queue);
83 static void fm10k_set_rx_function(struct rte_eth_dev *dev);
84 static void fm10k_set_tx_function(struct rte_eth_dev *dev);
85 static int fm10k_check_ftag(struct rte_devargs *devargs);
87 struct fm10k_xstats_name_off {
88 char name[RTE_ETH_XSTATS_NAME_SIZE];
92 struct fm10k_xstats_name_off fm10k_hw_stats_strings[] = {
93 {"completion_timeout_count", offsetof(struct fm10k_hw_stats, timeout)},
94 {"unsupported_requests_count", offsetof(struct fm10k_hw_stats, ur)},
95 {"completer_abort_count", offsetof(struct fm10k_hw_stats, ca)},
96 {"unsupported_message_count", offsetof(struct fm10k_hw_stats, um)},
97 {"checksum_error_count", offsetof(struct fm10k_hw_stats, xec)},
98 {"vlan_dropped", offsetof(struct fm10k_hw_stats, vlan_drop)},
99 {"loopback_dropped", offsetof(struct fm10k_hw_stats, loopback_drop)},
100 {"rx_mbuf_allocation_errors", offsetof(struct fm10k_hw_stats,
104 #define FM10K_NB_HW_XSTATS (sizeof(fm10k_hw_stats_strings) / \
105 sizeof(fm10k_hw_stats_strings[0]))
107 struct fm10k_xstats_name_off fm10k_hw_stats_rx_q_strings[] = {
108 {"packets", offsetof(struct fm10k_hw_stats_q, rx_packets)},
109 {"bytes", offsetof(struct fm10k_hw_stats_q, rx_bytes)},
110 {"dropped", offsetof(struct fm10k_hw_stats_q, rx_drops)},
113 #define FM10K_NB_RX_Q_XSTATS (sizeof(fm10k_hw_stats_rx_q_strings) / \
114 sizeof(fm10k_hw_stats_rx_q_strings[0]))
116 struct fm10k_xstats_name_off fm10k_hw_stats_tx_q_strings[] = {
117 {"packets", offsetof(struct fm10k_hw_stats_q, tx_packets)},
118 {"bytes", offsetof(struct fm10k_hw_stats_q, tx_bytes)},
121 #define FM10K_NB_TX_Q_XSTATS (sizeof(fm10k_hw_stats_tx_q_strings) / \
122 sizeof(fm10k_hw_stats_tx_q_strings[0]))
124 #define FM10K_NB_XSTATS (FM10K_NB_HW_XSTATS + FM10K_MAX_QUEUES_PF * \
125 (FM10K_NB_RX_Q_XSTATS + FM10K_NB_TX_Q_XSTATS))
127 fm10k_dev_rxq_interrupt_setup(struct rte_eth_dev *dev);
130 fm10k_mbx_initlock(struct fm10k_hw *hw)
132 rte_spinlock_init(FM10K_DEV_PRIVATE_TO_MBXLOCK(hw->back));
136 fm10k_mbx_lock(struct fm10k_hw *hw)
138 while (!rte_spinlock_trylock(FM10K_DEV_PRIVATE_TO_MBXLOCK(hw->back)))
139 rte_delay_us(FM10K_MBXLOCK_DELAY_US);
143 fm10k_mbx_unlock(struct fm10k_hw *hw)
145 rte_spinlock_unlock(FM10K_DEV_PRIVATE_TO_MBXLOCK(hw->back));
148 /* Stubs needed for linkage when vPMD is disabled */
149 int __attribute__((weak))
150 fm10k_rx_vec_condition_check(__rte_unused struct rte_eth_dev *dev)
155 uint16_t __attribute__((weak))
157 __rte_unused void *rx_queue,
158 __rte_unused struct rte_mbuf **rx_pkts,
159 __rte_unused uint16_t nb_pkts)
164 uint16_t __attribute__((weak))
165 fm10k_recv_scattered_pkts_vec(
166 __rte_unused void *rx_queue,
167 __rte_unused struct rte_mbuf **rx_pkts,
168 __rte_unused uint16_t nb_pkts)
173 int __attribute__((weak))
174 fm10k_rxq_vec_setup(__rte_unused struct fm10k_rx_queue *rxq)
180 void __attribute__((weak))
181 fm10k_rx_queue_release_mbufs_vec(
182 __rte_unused struct fm10k_rx_queue *rxq)
187 void __attribute__((weak))
188 fm10k_txq_vec_setup(__rte_unused struct fm10k_tx_queue *txq)
193 int __attribute__((weak))
194 fm10k_tx_vec_condition_check(__rte_unused struct fm10k_tx_queue *txq)
199 uint16_t __attribute__((weak))
200 fm10k_xmit_pkts_vec(__rte_unused void *tx_queue,
201 __rte_unused struct rte_mbuf **tx_pkts,
202 __rte_unused uint16_t nb_pkts)
208 * reset queue to initial state, allocate software buffers used when starting
210 * return 0 on success
211 * return -ENOMEM if buffers cannot be allocated
212 * return -EINVAL if buffers do not satisfy alignment condition
215 rx_queue_reset(struct fm10k_rx_queue *q)
217 static const union fm10k_rx_desc zero = {{0} };
220 PMD_INIT_FUNC_TRACE();
222 diag = rte_mempool_get_bulk(q->mp, (void **)q->sw_ring, q->nb_desc);
226 for (i = 0; i < q->nb_desc; ++i) {
227 fm10k_pktmbuf_reset(q->sw_ring[i], q->port_id);
228 if (!fm10k_addr_alignment_valid(q->sw_ring[i])) {
229 rte_mempool_put_bulk(q->mp, (void **)q->sw_ring,
233 dma_addr = MBUF_DMA_ADDR_DEFAULT(q->sw_ring[i]);
234 q->hw_ring[i].q.pkt_addr = dma_addr;
235 q->hw_ring[i].q.hdr_addr = dma_addr;
238 /* initialize extra software ring entries. Space for these extra
239 * entries is always allocated.
241 memset(&q->fake_mbuf, 0x0, sizeof(q->fake_mbuf));
242 for (i = 0; i < q->nb_fake_desc; ++i) {
243 q->sw_ring[q->nb_desc + i] = &q->fake_mbuf;
244 q->hw_ring[q->nb_desc + i] = zero;
249 q->next_trigger = q->alloc_thresh - 1;
250 FM10K_PCI_REG_WRITE(q->tail_ptr, q->nb_desc - 1);
251 q->rxrearm_start = 0;
258 * clean queue, descriptor rings, free software buffers used when stopping
262 rx_queue_clean(struct fm10k_rx_queue *q)
264 union fm10k_rx_desc zero = {.q = {0, 0, 0, 0} };
266 PMD_INIT_FUNC_TRACE();
268 /* zero descriptor rings */
269 for (i = 0; i < q->nb_desc; ++i)
270 q->hw_ring[i] = zero;
272 /* zero faked descriptors */
273 for (i = 0; i < q->nb_fake_desc; ++i)
274 q->hw_ring[q->nb_desc + i] = zero;
276 /* vPMD driver has a different way of releasing mbufs. */
277 if (q->rx_using_sse) {
278 fm10k_rx_queue_release_mbufs_vec(q);
282 /* free software buffers */
283 for (i = 0; i < q->nb_desc; ++i) {
285 rte_pktmbuf_free_seg(q->sw_ring[i]);
286 q->sw_ring[i] = NULL;
292 * free all queue memory used when releasing the queue (i.e. configure)
295 rx_queue_free(struct fm10k_rx_queue *q)
297 PMD_INIT_FUNC_TRACE();
299 PMD_INIT_LOG(DEBUG, "Freeing rx queue %p", q);
302 rte_free(q->sw_ring);
311 * disable RX queue, wait unitl HW finished necessary flush operation
314 rx_queue_disable(struct fm10k_hw *hw, uint16_t qnum)
318 reg = FM10K_READ_REG(hw, FM10K_RXQCTL(qnum));
319 FM10K_WRITE_REG(hw, FM10K_RXQCTL(qnum),
320 reg & ~FM10K_RXQCTL_ENABLE);
322 /* Wait 100us at most */
323 for (i = 0; i < FM10K_QUEUE_DISABLE_TIMEOUT; i++) {
325 reg = FM10K_READ_REG(hw, FM10K_RXQCTL(qnum));
326 if (!(reg & FM10K_RXQCTL_ENABLE))
330 if (i == FM10K_QUEUE_DISABLE_TIMEOUT)
337 * reset queue to initial state, allocate software buffers used when starting
341 tx_queue_reset(struct fm10k_tx_queue *q)
343 PMD_INIT_FUNC_TRACE();
347 q->nb_free = q->nb_desc - 1;
348 fifo_reset(&q->rs_tracker, (q->nb_desc + 1) / q->rs_thresh);
349 FM10K_PCI_REG_WRITE(q->tail_ptr, 0);
353 * clean queue, descriptor rings, free software buffers used when stopping
357 tx_queue_clean(struct fm10k_tx_queue *q)
359 struct fm10k_tx_desc zero = {0, 0, 0, 0, 0, 0};
361 PMD_INIT_FUNC_TRACE();
363 /* zero descriptor rings */
364 for (i = 0; i < q->nb_desc; ++i)
365 q->hw_ring[i] = zero;
367 /* free software buffers */
368 for (i = 0; i < q->nb_desc; ++i) {
370 rte_pktmbuf_free_seg(q->sw_ring[i]);
371 q->sw_ring[i] = NULL;
377 * free all queue memory used when releasing the queue (i.e. configure)
380 tx_queue_free(struct fm10k_tx_queue *q)
382 PMD_INIT_FUNC_TRACE();
384 PMD_INIT_LOG(DEBUG, "Freeing tx queue %p", q);
386 if (q->rs_tracker.list) {
387 rte_free(q->rs_tracker.list);
388 q->rs_tracker.list = NULL;
391 rte_free(q->sw_ring);
400 * disable TX queue, wait unitl HW finished necessary flush operation
403 tx_queue_disable(struct fm10k_hw *hw, uint16_t qnum)
407 reg = FM10K_READ_REG(hw, FM10K_TXDCTL(qnum));
408 FM10K_WRITE_REG(hw, FM10K_TXDCTL(qnum),
409 reg & ~FM10K_TXDCTL_ENABLE);
411 /* Wait 100us at most */
412 for (i = 0; i < FM10K_QUEUE_DISABLE_TIMEOUT; i++) {
414 reg = FM10K_READ_REG(hw, FM10K_TXDCTL(qnum));
415 if (!(reg & FM10K_TXDCTL_ENABLE))
419 if (i == FM10K_QUEUE_DISABLE_TIMEOUT)
426 fm10k_check_mq_mode(struct rte_eth_dev *dev)
428 enum rte_eth_rx_mq_mode rx_mq_mode = dev->data->dev_conf.rxmode.mq_mode;
429 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
430 struct rte_eth_vmdq_rx_conf *vmdq_conf;
431 uint16_t nb_rx_q = dev->data->nb_rx_queues;
433 vmdq_conf = &dev->data->dev_conf.rx_adv_conf.vmdq_rx_conf;
435 if (rx_mq_mode & ETH_MQ_RX_DCB_FLAG) {
436 PMD_INIT_LOG(ERR, "DCB mode is not supported.");
440 if (!(rx_mq_mode & ETH_MQ_RX_VMDQ_FLAG))
443 if (hw->mac.type == fm10k_mac_vf) {
444 PMD_INIT_LOG(ERR, "VMDQ mode is not supported in VF.");
448 /* Check VMDQ queue pool number */
449 if (vmdq_conf->nb_queue_pools >
450 sizeof(vmdq_conf->pool_map[0].pools) * CHAR_BIT ||
451 vmdq_conf->nb_queue_pools > nb_rx_q) {
452 PMD_INIT_LOG(ERR, "Too many of queue pools: %d",
453 vmdq_conf->nb_queue_pools);
460 static const struct fm10k_txq_ops def_txq_ops = {
461 .reset = tx_queue_reset,
465 fm10k_dev_configure(struct rte_eth_dev *dev)
469 PMD_INIT_FUNC_TRACE();
471 if (dev->data->dev_conf.rxmode.hw_strip_crc == 0)
472 PMD_INIT_LOG(WARNING, "fm10k always strip CRC");
473 /* multipe queue mode checking */
474 ret = fm10k_check_mq_mode(dev);
476 PMD_DRV_LOG(ERR, "fm10k_check_mq_mode fails with %d.",
484 /* fls = find last set bit = 32 minus the number of leading zeros */
486 #define fls(x) (((x) == 0) ? 0 : (32 - __builtin_clz((x))))
490 fm10k_dev_vmdq_rx_configure(struct rte_eth_dev *dev)
492 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
493 struct rte_eth_vmdq_rx_conf *vmdq_conf;
496 vmdq_conf = &dev->data->dev_conf.rx_adv_conf.vmdq_rx_conf;
498 for (i = 0; i < vmdq_conf->nb_pool_maps; i++) {
499 if (!vmdq_conf->pool_map[i].pools)
502 fm10k_update_vlan(hw, vmdq_conf->pool_map[i].vlan_id, 0, true);
503 fm10k_mbx_unlock(hw);
508 fm10k_dev_pf_main_vsi_reset(struct rte_eth_dev *dev)
510 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
512 /* Add default mac address */
513 fm10k_MAC_filter_set(dev, hw->mac.addr, true,
514 MAIN_VSI_POOL_NUMBER);
518 fm10k_dev_rss_configure(struct rte_eth_dev *dev)
520 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
521 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
522 uint32_t mrqc, *key, i, reta, j;
525 #define RSS_KEY_SIZE 40
526 static uint8_t rss_intel_key[RSS_KEY_SIZE] = {
527 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2,
528 0x41, 0x67, 0x25, 0x3D, 0x43, 0xA3, 0x8F, 0xB0,
529 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
530 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C,
531 0x6A, 0x42, 0xB7, 0x3B, 0xBE, 0xAC, 0x01, 0xFA,
534 if (dev->data->nb_rx_queues == 1 ||
535 dev_conf->rxmode.mq_mode != ETH_MQ_RX_RSS ||
536 dev_conf->rx_adv_conf.rss_conf.rss_hf == 0) {
537 FM10K_WRITE_REG(hw, FM10K_MRQC(0), 0);
541 /* random key is rss_intel_key (default) or user provided (rss_key) */
542 if (dev_conf->rx_adv_conf.rss_conf.rss_key == NULL)
543 key = (uint32_t *)rss_intel_key;
545 key = (uint32_t *)dev_conf->rx_adv_conf.rss_conf.rss_key;
547 /* Now fill our hash function seeds, 4 bytes at a time */
548 for (i = 0; i < RSS_KEY_SIZE / sizeof(*key); ++i)
549 FM10K_WRITE_REG(hw, FM10K_RSSRK(0, i), key[i]);
552 * Fill in redirection table
553 * The byte-swap is needed because NIC registers are in
554 * little-endian order.
557 for (i = 0, j = 0; i < FM10K_MAX_RSS_INDICES; i++, j++) {
558 if (j == dev->data->nb_rx_queues)
560 reta = (reta << CHAR_BIT) | j;
562 FM10K_WRITE_REG(hw, FM10K_RETA(0, i >> 2),
567 * Generate RSS hash based on packet types, TCP/UDP
568 * port numbers and/or IPv4/v6 src and dst addresses
570 hf = dev_conf->rx_adv_conf.rss_conf.rss_hf;
572 mrqc |= (hf & ETH_RSS_IPV4) ? FM10K_MRQC_IPV4 : 0;
573 mrqc |= (hf & ETH_RSS_IPV6) ? FM10K_MRQC_IPV6 : 0;
574 mrqc |= (hf & ETH_RSS_IPV6_EX) ? FM10K_MRQC_IPV6 : 0;
575 mrqc |= (hf & ETH_RSS_NONFRAG_IPV4_TCP) ? FM10K_MRQC_TCP_IPV4 : 0;
576 mrqc |= (hf & ETH_RSS_NONFRAG_IPV6_TCP) ? FM10K_MRQC_TCP_IPV6 : 0;
577 mrqc |= (hf & ETH_RSS_IPV6_TCP_EX) ? FM10K_MRQC_TCP_IPV6 : 0;
578 mrqc |= (hf & ETH_RSS_NONFRAG_IPV4_UDP) ? FM10K_MRQC_UDP_IPV4 : 0;
579 mrqc |= (hf & ETH_RSS_NONFRAG_IPV6_UDP) ? FM10K_MRQC_UDP_IPV6 : 0;
580 mrqc |= (hf & ETH_RSS_IPV6_UDP_EX) ? FM10K_MRQC_UDP_IPV6 : 0;
583 PMD_INIT_LOG(ERR, "Specified RSS mode 0x%"PRIx64"is not"
588 FM10K_WRITE_REG(hw, FM10K_MRQC(0), mrqc);
592 fm10k_dev_logic_port_update(struct rte_eth_dev *dev, uint16_t nb_lport_new)
594 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
597 for (i = 0; i < nb_lport_new; i++) {
598 /* Set unicast mode by default. App can change
599 * to other mode in other API func.
602 hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map + i,
603 FM10K_XCAST_MODE_NONE);
604 fm10k_mbx_unlock(hw);
609 fm10k_dev_mq_rx_configure(struct rte_eth_dev *dev)
611 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
612 struct rte_eth_vmdq_rx_conf *vmdq_conf;
613 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
614 struct fm10k_macvlan_filter_info *macvlan;
615 uint16_t nb_queue_pools = 0; /* pool number in configuration */
616 uint16_t nb_lport_new;
618 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
619 vmdq_conf = &dev->data->dev_conf.rx_adv_conf.vmdq_rx_conf;
621 fm10k_dev_rss_configure(dev);
623 /* only PF supports VMDQ */
624 if (hw->mac.type != fm10k_mac_pf)
627 if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_VMDQ_FLAG)
628 nb_queue_pools = vmdq_conf->nb_queue_pools;
630 /* no pool number change, no need to update logic port and VLAN/MAC */
631 if (macvlan->nb_queue_pools == nb_queue_pools)
634 nb_lport_new = nb_queue_pools ? nb_queue_pools : 1;
635 fm10k_dev_logic_port_update(dev, nb_lport_new);
637 /* reset MAC/VLAN as it's based on VMDQ or PF main VSI */
638 memset(dev->data->mac_addrs, 0,
639 ETHER_ADDR_LEN * FM10K_MAX_MACADDR_NUM);
640 ether_addr_copy((const struct ether_addr *)hw->mac.addr,
641 &dev->data->mac_addrs[0]);
642 memset(macvlan, 0, sizeof(*macvlan));
643 macvlan->nb_queue_pools = nb_queue_pools;
646 fm10k_dev_vmdq_rx_configure(dev);
648 fm10k_dev_pf_main_vsi_reset(dev);
652 fm10k_dev_tx_init(struct rte_eth_dev *dev)
654 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
656 struct fm10k_tx_queue *txq;
660 /* Disable TXINT to avoid possible interrupt */
661 for (i = 0; i < hw->mac.max_queues; i++)
662 FM10K_WRITE_REG(hw, FM10K_TXINT(i),
663 3 << FM10K_TXINT_TIMER_SHIFT);
666 for (i = 0; i < dev->data->nb_tx_queues; ++i) {
667 txq = dev->data->tx_queues[i];
668 base_addr = txq->hw_ring_phys_addr;
669 size = txq->nb_desc * sizeof(struct fm10k_tx_desc);
671 /* disable queue to avoid issues while updating state */
672 ret = tx_queue_disable(hw, i);
674 PMD_INIT_LOG(ERR, "failed to disable queue %d", i);
677 /* Enable use of FTAG bit in TX descriptor, PFVTCTL
678 * register is read-only for VF.
680 if (fm10k_check_ftag(dev->pci_dev->device.devargs)) {
681 if (hw->mac.type == fm10k_mac_pf) {
682 FM10K_WRITE_REG(hw, FM10K_PFVTCTL(i),
683 FM10K_PFVTCTL_FTAG_DESC_ENABLE);
684 PMD_INIT_LOG(DEBUG, "FTAG mode is enabled");
686 PMD_INIT_LOG(ERR, "VF FTAG is not supported.");
691 /* set location and size for descriptor ring */
692 FM10K_WRITE_REG(hw, FM10K_TDBAL(i),
693 base_addr & UINT64_LOWER_32BITS_MASK);
694 FM10K_WRITE_REG(hw, FM10K_TDBAH(i),
695 base_addr >> (CHAR_BIT * sizeof(uint32_t)));
696 FM10K_WRITE_REG(hw, FM10K_TDLEN(i), size);
698 /* assign default SGLORT for each TX queue by PF */
699 if (hw->mac.type == fm10k_mac_pf)
700 FM10K_WRITE_REG(hw, FM10K_TX_SGLORT(i), hw->mac.dglort_map);
703 /* set up vector or scalar TX function as appropriate */
704 fm10k_set_tx_function(dev);
710 fm10k_dev_rx_init(struct rte_eth_dev *dev)
712 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
713 struct fm10k_macvlan_filter_info *macvlan;
714 struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle;
716 struct fm10k_rx_queue *rxq;
719 uint32_t rxdctl = FM10K_RXDCTL_WRITE_BACK_MIN_DELAY;
720 uint32_t logic_port = hw->mac.dglort_map;
722 uint16_t queue_stride = 0;
724 /* enable RXINT for interrupt mode */
726 if (rte_intr_dp_is_en(intr_handle)) {
727 for (; i < dev->data->nb_rx_queues; i++) {
728 FM10K_WRITE_REG(hw, FM10K_RXINT(i), Q2V(dev, i));
729 if (hw->mac.type == fm10k_mac_pf)
730 FM10K_WRITE_REG(hw, FM10K_ITR(Q2V(dev, i)),
732 FM10K_ITR_MASK_CLEAR);
734 FM10K_WRITE_REG(hw, FM10K_VFITR(Q2V(dev, i)),
736 FM10K_ITR_MASK_CLEAR);
739 /* Disable other RXINT to avoid possible interrupt */
740 for (; i < hw->mac.max_queues; i++)
741 FM10K_WRITE_REG(hw, FM10K_RXINT(i),
742 3 << FM10K_RXINT_TIMER_SHIFT);
744 /* Setup RX queues */
745 for (i = 0; i < dev->data->nb_rx_queues; ++i) {
746 rxq = dev->data->rx_queues[i];
747 base_addr = rxq->hw_ring_phys_addr;
748 size = rxq->nb_desc * sizeof(union fm10k_rx_desc);
750 /* disable queue to avoid issues while updating state */
751 ret = rx_queue_disable(hw, i);
753 PMD_INIT_LOG(ERR, "failed to disable queue %d", i);
757 /* Setup the Base and Length of the Rx Descriptor Ring */
758 FM10K_WRITE_REG(hw, FM10K_RDBAL(i),
759 base_addr & UINT64_LOWER_32BITS_MASK);
760 FM10K_WRITE_REG(hw, FM10K_RDBAH(i),
761 base_addr >> (CHAR_BIT * sizeof(uint32_t)));
762 FM10K_WRITE_REG(hw, FM10K_RDLEN(i), size);
764 /* Configure the Rx buffer size for one buff without split */
765 buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mp) -
766 RTE_PKTMBUF_HEADROOM);
767 /* As RX buffer is aligned to 512B within mbuf, some bytes are
768 * reserved for this purpose, and the worst case could be 511B.
769 * But SRR reg assumes all buffers have the same size. In order
770 * to fill the gap, we'll have to consider the worst case and
771 * assume 512B is reserved. If we don't do so, it's possible
772 * for HW to overwrite data to next mbuf.
774 buf_size -= FM10K_RX_DATABUF_ALIGN;
776 FM10K_WRITE_REG(hw, FM10K_SRRCTL(i),
777 (buf_size >> FM10K_SRRCTL_BSIZEPKT_SHIFT) |
778 FM10K_SRRCTL_LOOPBACK_SUPPRESS);
780 /* It adds dual VLAN length for supporting dual VLAN */
781 if ((dev->data->dev_conf.rxmode.max_rx_pkt_len +
782 2 * FM10K_VLAN_TAG_SIZE) > buf_size ||
783 dev->data->dev_conf.rxmode.enable_scatter) {
785 dev->data->scattered_rx = 1;
786 reg = FM10K_READ_REG(hw, FM10K_SRRCTL(i));
787 reg |= FM10K_SRRCTL_BUFFER_CHAINING_EN;
788 FM10K_WRITE_REG(hw, FM10K_SRRCTL(i), reg);
791 /* Enable drop on empty, it's RO for VF */
792 if (hw->mac.type == fm10k_mac_pf && rxq->drop_en)
793 rxdctl |= FM10K_RXDCTL_DROP_ON_EMPTY;
795 FM10K_WRITE_REG(hw, FM10K_RXDCTL(i), rxdctl);
796 FM10K_WRITE_FLUSH(hw);
799 /* Configure VMDQ/RSS if applicable */
800 fm10k_dev_mq_rx_configure(dev);
802 /* Decide the best RX function */
803 fm10k_set_rx_function(dev);
805 /* update RX_SGLORT for loopback suppress*/
806 if (hw->mac.type != fm10k_mac_pf)
808 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
809 if (macvlan->nb_queue_pools)
810 queue_stride = dev->data->nb_rx_queues / macvlan->nb_queue_pools;
811 for (i = 0; i < dev->data->nb_rx_queues; ++i) {
812 if (i && queue_stride && !(i % queue_stride))
814 FM10K_WRITE_REG(hw, FM10K_RX_SGLORT(i), logic_port);
821 fm10k_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
823 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
826 struct fm10k_rx_queue *rxq;
828 PMD_INIT_FUNC_TRACE();
830 if (rx_queue_id < dev->data->nb_rx_queues) {
831 rxq = dev->data->rx_queues[rx_queue_id];
832 err = rx_queue_reset(rxq);
833 if (err == -ENOMEM) {
834 PMD_INIT_LOG(ERR, "Failed to alloc memory : %d", err);
836 } else if (err == -EINVAL) {
837 PMD_INIT_LOG(ERR, "Invalid buffer address alignment :"
842 /* Setup the HW Rx Head and Tail Descriptor Pointers
843 * Note: this must be done AFTER the queue is enabled on real
844 * hardware, but BEFORE the queue is enabled when using the
845 * emulation platform. Do it in both places for now and remove
846 * this comment and the following two register writes when the
847 * emulation platform is no longer being used.
849 FM10K_WRITE_REG(hw, FM10K_RDH(rx_queue_id), 0);
850 FM10K_WRITE_REG(hw, FM10K_RDT(rx_queue_id), rxq->nb_desc - 1);
852 /* Set PF ownership flag for PF devices */
853 reg = FM10K_READ_REG(hw, FM10K_RXQCTL(rx_queue_id));
854 if (hw->mac.type == fm10k_mac_pf)
855 reg |= FM10K_RXQCTL_PF;
856 reg |= FM10K_RXQCTL_ENABLE;
857 /* enable RX queue */
858 FM10K_WRITE_REG(hw, FM10K_RXQCTL(rx_queue_id), reg);
859 FM10K_WRITE_FLUSH(hw);
861 /* Setup the HW Rx Head and Tail Descriptor Pointers
862 * Note: this must be done AFTER the queue is enabled
864 FM10K_WRITE_REG(hw, FM10K_RDH(rx_queue_id), 0);
865 FM10K_WRITE_REG(hw, FM10K_RDT(rx_queue_id), rxq->nb_desc - 1);
866 dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
873 fm10k_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
875 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
877 PMD_INIT_FUNC_TRACE();
879 if (rx_queue_id < dev->data->nb_rx_queues) {
880 /* Disable RX queue */
881 rx_queue_disable(hw, rx_queue_id);
883 /* Free mbuf and clean HW ring */
884 rx_queue_clean(dev->data->rx_queues[rx_queue_id]);
885 dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
892 fm10k_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
894 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
895 /** @todo - this should be defined in the shared code */
896 #define FM10K_TXDCTL_WRITE_BACK_MIN_DELAY 0x00010000
897 uint32_t txdctl = FM10K_TXDCTL_WRITE_BACK_MIN_DELAY;
900 PMD_INIT_FUNC_TRACE();
902 if (tx_queue_id < dev->data->nb_tx_queues) {
903 struct fm10k_tx_queue *q = dev->data->tx_queues[tx_queue_id];
907 /* reset head and tail pointers */
908 FM10K_WRITE_REG(hw, FM10K_TDH(tx_queue_id), 0);
909 FM10K_WRITE_REG(hw, FM10K_TDT(tx_queue_id), 0);
911 /* enable TX queue */
912 FM10K_WRITE_REG(hw, FM10K_TXDCTL(tx_queue_id),
913 FM10K_TXDCTL_ENABLE | txdctl);
914 FM10K_WRITE_FLUSH(hw);
915 dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
923 fm10k_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
925 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
927 PMD_INIT_FUNC_TRACE();
929 if (tx_queue_id < dev->data->nb_tx_queues) {
930 tx_queue_disable(hw, tx_queue_id);
931 tx_queue_clean(dev->data->tx_queues[tx_queue_id]);
932 dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
938 static inline int fm10k_glort_valid(struct fm10k_hw *hw)
940 return ((hw->mac.dglort_map & FM10K_DGLORTMAP_NONE)
941 != FM10K_DGLORTMAP_NONE);
945 fm10k_dev_promiscuous_enable(struct rte_eth_dev *dev)
947 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
950 PMD_INIT_FUNC_TRACE();
952 /* Return if it didn't acquire valid glort range */
953 if ((hw->mac.type == fm10k_mac_pf) && !fm10k_glort_valid(hw))
957 status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
958 FM10K_XCAST_MODE_PROMISC);
959 fm10k_mbx_unlock(hw);
961 if (status != FM10K_SUCCESS)
962 PMD_INIT_LOG(ERR, "Failed to enable promiscuous mode");
966 fm10k_dev_promiscuous_disable(struct rte_eth_dev *dev)
968 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
972 PMD_INIT_FUNC_TRACE();
974 /* Return if it didn't acquire valid glort range */
975 if ((hw->mac.type == fm10k_mac_pf) && !fm10k_glort_valid(hw))
978 if (dev->data->all_multicast == 1)
979 mode = FM10K_XCAST_MODE_ALLMULTI;
981 mode = FM10K_XCAST_MODE_NONE;
984 status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
986 fm10k_mbx_unlock(hw);
988 if (status != FM10K_SUCCESS)
989 PMD_INIT_LOG(ERR, "Failed to disable promiscuous mode");
993 fm10k_dev_allmulticast_enable(struct rte_eth_dev *dev)
995 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
998 PMD_INIT_FUNC_TRACE();
1000 /* Return if it didn't acquire valid glort range */
1001 if ((hw->mac.type == fm10k_mac_pf) && !fm10k_glort_valid(hw))
1004 /* If promiscuous mode is enabled, it doesn't make sense to enable
1005 * allmulticast and disable promiscuous since fm10k only can select
1008 if (dev->data->promiscuous) {
1009 PMD_INIT_LOG(INFO, "Promiscuous mode is enabled, "\
1010 "needn't enable allmulticast");
1015 status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
1016 FM10K_XCAST_MODE_ALLMULTI);
1017 fm10k_mbx_unlock(hw);
1019 if (status != FM10K_SUCCESS)
1020 PMD_INIT_LOG(ERR, "Failed to enable allmulticast mode");
1024 fm10k_dev_allmulticast_disable(struct rte_eth_dev *dev)
1026 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1029 PMD_INIT_FUNC_TRACE();
1031 /* Return if it didn't acquire valid glort range */
1032 if ((hw->mac.type == fm10k_mac_pf) && !fm10k_glort_valid(hw))
1035 if (dev->data->promiscuous) {
1036 PMD_INIT_LOG(ERR, "Failed to disable allmulticast mode "\
1037 "since promisc mode is enabled");
1042 /* Change mode to unicast mode */
1043 status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
1044 FM10K_XCAST_MODE_NONE);
1045 fm10k_mbx_unlock(hw);
1047 if (status != FM10K_SUCCESS)
1048 PMD_INIT_LOG(ERR, "Failed to disable allmulticast mode");
1052 fm10k_dev_dglort_map_configure(struct rte_eth_dev *dev)
1054 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1055 uint32_t dglortdec, pool_len, rss_len, i, dglortmask;
1056 uint16_t nb_queue_pools;
1057 struct fm10k_macvlan_filter_info *macvlan;
1059 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1060 nb_queue_pools = macvlan->nb_queue_pools;
1061 pool_len = nb_queue_pools ? fls(nb_queue_pools - 1) : 0;
1062 rss_len = fls(dev->data->nb_rx_queues - 1) - pool_len;
1064 /* GLORT 0x0-0x3F are used by PF and VMDQ, 0x40-0x7F used by FD */
1065 dglortdec = (rss_len << FM10K_DGLORTDEC_RSSLENGTH_SHIFT) | pool_len;
1066 dglortmask = (GLORT_PF_MASK << FM10K_DGLORTMAP_MASK_SHIFT) |
1068 FM10K_WRITE_REG(hw, FM10K_DGLORTMAP(0), dglortmask);
1069 /* Configure VMDQ/RSS DGlort Decoder */
1070 FM10K_WRITE_REG(hw, FM10K_DGLORTDEC(0), dglortdec);
1072 /* Flow Director configurations, only queue number is valid. */
1073 dglortdec = fls(dev->data->nb_rx_queues - 1);
1074 dglortmask = (GLORT_FD_MASK << FM10K_DGLORTMAP_MASK_SHIFT) |
1075 (hw->mac.dglort_map + GLORT_FD_Q_BASE);
1076 FM10K_WRITE_REG(hw, FM10K_DGLORTMAP(1), dglortmask);
1077 FM10K_WRITE_REG(hw, FM10K_DGLORTDEC(1), dglortdec);
1079 /* Invalidate all other GLORT entries */
1080 for (i = 2; i < FM10K_DGLORT_COUNT; i++)
1081 FM10K_WRITE_REG(hw, FM10K_DGLORTMAP(i),
1082 FM10K_DGLORTMAP_NONE);
1085 #define BSIZEPKT_ROUNDUP ((1 << FM10K_SRRCTL_BSIZEPKT_SHIFT) - 1)
1087 fm10k_dev_start(struct rte_eth_dev *dev)
1089 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1092 PMD_INIT_FUNC_TRACE();
1094 /* stop, init, then start the hw */
1095 diag = fm10k_stop_hw(hw);
1096 if (diag != FM10K_SUCCESS) {
1097 PMD_INIT_LOG(ERR, "Hardware stop failed: %d", diag);
1101 diag = fm10k_init_hw(hw);
1102 if (diag != FM10K_SUCCESS) {
1103 PMD_INIT_LOG(ERR, "Hardware init failed: %d", diag);
1107 diag = fm10k_start_hw(hw);
1108 if (diag != FM10K_SUCCESS) {
1109 PMD_INIT_LOG(ERR, "Hardware start failed: %d", diag);
1113 diag = fm10k_dev_tx_init(dev);
1115 PMD_INIT_LOG(ERR, "TX init failed: %d", diag);
1119 if (fm10k_dev_rxq_interrupt_setup(dev))
1122 diag = fm10k_dev_rx_init(dev);
1124 PMD_INIT_LOG(ERR, "RX init failed: %d", diag);
1128 if (hw->mac.type == fm10k_mac_pf)
1129 fm10k_dev_dglort_map_configure(dev);
1131 for (i = 0; i < dev->data->nb_rx_queues; i++) {
1132 struct fm10k_rx_queue *rxq;
1133 rxq = dev->data->rx_queues[i];
1135 if (rxq->rx_deferred_start)
1137 diag = fm10k_dev_rx_queue_start(dev, i);
1140 for (j = 0; j < i; ++j)
1141 rx_queue_clean(dev->data->rx_queues[j]);
1146 for (i = 0; i < dev->data->nb_tx_queues; i++) {
1147 struct fm10k_tx_queue *txq;
1148 txq = dev->data->tx_queues[i];
1150 if (txq->tx_deferred_start)
1152 diag = fm10k_dev_tx_queue_start(dev, i);
1155 for (j = 0; j < i; ++j)
1156 tx_queue_clean(dev->data->tx_queues[j]);
1157 for (j = 0; j < dev->data->nb_rx_queues; ++j)
1158 rx_queue_clean(dev->data->rx_queues[j]);
1163 /* Update default vlan when not in VMDQ mode */
1164 if (!(dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_VMDQ_FLAG))
1165 fm10k_vlan_filter_set(dev, hw->mac.default_vid, true);
1171 fm10k_dev_stop(struct rte_eth_dev *dev)
1173 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1174 struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle;
1177 PMD_INIT_FUNC_TRACE();
1179 if (dev->data->tx_queues)
1180 for (i = 0; i < dev->data->nb_tx_queues; i++)
1181 fm10k_dev_tx_queue_stop(dev, i);
1183 if (dev->data->rx_queues)
1184 for (i = 0; i < dev->data->nb_rx_queues; i++)
1185 fm10k_dev_rx_queue_stop(dev, i);
1187 /* Disable datapath event */
1188 if (rte_intr_dp_is_en(intr_handle)) {
1189 for (i = 0; i < dev->data->nb_rx_queues; i++) {
1190 FM10K_WRITE_REG(hw, FM10K_RXINT(i),
1191 3 << FM10K_RXINT_TIMER_SHIFT);
1192 if (hw->mac.type == fm10k_mac_pf)
1193 FM10K_WRITE_REG(hw, FM10K_ITR(Q2V(dev, i)),
1194 FM10K_ITR_MASK_SET);
1196 FM10K_WRITE_REG(hw, FM10K_VFITR(Q2V(dev, i)),
1197 FM10K_ITR_MASK_SET);
1200 /* Clean datapath event and queue/vec mapping */
1201 rte_intr_efd_disable(intr_handle);
1202 rte_free(intr_handle->intr_vec);
1203 intr_handle->intr_vec = NULL;
1207 fm10k_dev_queue_release(struct rte_eth_dev *dev)
1211 PMD_INIT_FUNC_TRACE();
1213 if (dev->data->tx_queues) {
1214 for (i = 0; i < dev->data->nb_tx_queues; i++) {
1215 struct fm10k_tx_queue *txq = dev->data->tx_queues[i];
1221 if (dev->data->rx_queues) {
1222 for (i = 0; i < dev->data->nb_rx_queues; i++)
1223 fm10k_rx_queue_release(dev->data->rx_queues[i]);
1228 fm10k_dev_close(struct rte_eth_dev *dev)
1230 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1232 PMD_INIT_FUNC_TRACE();
1235 hw->mac.ops.update_lport_state(hw, hw->mac.dglort_map,
1236 MAX_LPORT_NUM, false);
1237 fm10k_mbx_unlock(hw);
1239 /* allow 10ms for device to quiesce */
1240 rte_delay_us(FM10K_SWITCH_QUIESCE_US);
1242 /* Stop mailbox service first */
1243 fm10k_close_mbx_service(hw);
1244 fm10k_dev_stop(dev);
1245 fm10k_dev_queue_release(dev);
1250 fm10k_link_update(struct rte_eth_dev *dev,
1251 __rte_unused int wait_to_complete)
1253 PMD_INIT_FUNC_TRACE();
1255 /* The host-interface link is always up. The speed is ~50Gbps per Gen3
1256 * x8 PCIe interface. For now, we leave the speed undefined since there
1257 * is no 50Gbps Ethernet. */
1258 dev->data->dev_link.link_speed = 0;
1259 dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
1260 dev->data->dev_link.link_status = ETH_LINK_UP;
1265 static int fm10k_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1266 struct rte_eth_xstat_name *xstats_names, __rte_unused unsigned limit)
1271 if (xstats_names != NULL) {
1272 /* Note: limit checked in rte_eth_xstats_names() */
1275 for (i = 0; i < FM10K_NB_HW_XSTATS; i++) {
1276 snprintf(xstats_names[count].name,
1277 sizeof(xstats_names[count].name),
1278 "%s", fm10k_hw_stats_strings[count].name);
1282 /* PF queue stats */
1283 for (q = 0; q < FM10K_MAX_QUEUES_PF; q++) {
1284 for (i = 0; i < FM10K_NB_RX_Q_XSTATS; i++) {
1285 snprintf(xstats_names[count].name,
1286 sizeof(xstats_names[count].name),
1288 fm10k_hw_stats_rx_q_strings[i].name);
1291 for (i = 0; i < FM10K_NB_TX_Q_XSTATS; i++) {
1292 snprintf(xstats_names[count].name,
1293 sizeof(xstats_names[count].name),
1295 fm10k_hw_stats_tx_q_strings[i].name);
1300 return FM10K_NB_XSTATS;
1304 fm10k_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
1307 struct fm10k_hw_stats *hw_stats =
1308 FM10K_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
1309 unsigned i, q, count = 0;
1311 if (n < FM10K_NB_XSTATS)
1312 return FM10K_NB_XSTATS;
1315 for (i = 0; i < FM10K_NB_HW_XSTATS; i++) {
1316 xstats[count].value = *(uint64_t *)(((char *)hw_stats) +
1317 fm10k_hw_stats_strings[count].offset);
1318 xstats[count].id = count;
1322 /* PF queue stats */
1323 for (q = 0; q < FM10K_MAX_QUEUES_PF; q++) {
1324 for (i = 0; i < FM10K_NB_RX_Q_XSTATS; i++) {
1325 xstats[count].value =
1326 *(uint64_t *)(((char *)&hw_stats->q[q]) +
1327 fm10k_hw_stats_rx_q_strings[i].offset);
1328 xstats[count].id = count;
1331 for (i = 0; i < FM10K_NB_TX_Q_XSTATS; i++) {
1332 xstats[count].value =
1333 *(uint64_t *)(((char *)&hw_stats->q[q]) +
1334 fm10k_hw_stats_tx_q_strings[i].offset);
1335 xstats[count].id = count;
1340 return FM10K_NB_XSTATS;
1344 fm10k_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
1346 uint64_t ipackets, opackets, ibytes, obytes;
1347 struct fm10k_hw *hw =
1348 FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1349 struct fm10k_hw_stats *hw_stats =
1350 FM10K_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
1353 PMD_INIT_FUNC_TRACE();
1355 fm10k_update_hw_stats(hw, hw_stats);
1357 ipackets = opackets = ibytes = obytes = 0;
1358 for (i = 0; (i < RTE_ETHDEV_QUEUE_STAT_CNTRS) &&
1359 (i < hw->mac.max_queues); ++i) {
1360 stats->q_ipackets[i] = hw_stats->q[i].rx_packets.count;
1361 stats->q_opackets[i] = hw_stats->q[i].tx_packets.count;
1362 stats->q_ibytes[i] = hw_stats->q[i].rx_bytes.count;
1363 stats->q_obytes[i] = hw_stats->q[i].tx_bytes.count;
1364 ipackets += stats->q_ipackets[i];
1365 opackets += stats->q_opackets[i];
1366 ibytes += stats->q_ibytes[i];
1367 obytes += stats->q_obytes[i];
1369 stats->ipackets = ipackets;
1370 stats->opackets = opackets;
1371 stats->ibytes = ibytes;
1372 stats->obytes = obytes;
1376 fm10k_stats_reset(struct rte_eth_dev *dev)
1378 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1379 struct fm10k_hw_stats *hw_stats =
1380 FM10K_DEV_PRIVATE_TO_STATS(dev->data->dev_private);
1382 PMD_INIT_FUNC_TRACE();
1384 memset(hw_stats, 0, sizeof(*hw_stats));
1385 fm10k_rebind_hw_stats(hw, hw_stats);
1389 fm10k_dev_infos_get(struct rte_eth_dev *dev,
1390 struct rte_eth_dev_info *dev_info)
1392 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1394 PMD_INIT_FUNC_TRACE();
1396 dev_info->min_rx_bufsize = FM10K_MIN_RX_BUF_SIZE;
1397 dev_info->max_rx_pktlen = FM10K_MAX_PKT_SIZE;
1398 dev_info->max_rx_queues = hw->mac.max_queues;
1399 dev_info->max_tx_queues = hw->mac.max_queues;
1400 dev_info->max_mac_addrs = FM10K_MAX_MACADDR_NUM;
1401 dev_info->max_hash_mac_addrs = 0;
1402 dev_info->max_vfs = dev->pci_dev->max_vfs;
1403 dev_info->vmdq_pool_base = 0;
1404 dev_info->vmdq_queue_base = 0;
1405 dev_info->max_vmdq_pools = ETH_32_POOLS;
1406 dev_info->vmdq_queue_num = FM10K_MAX_QUEUES_PF;
1407 dev_info->rx_offload_capa =
1408 DEV_RX_OFFLOAD_VLAN_STRIP |
1409 DEV_RX_OFFLOAD_IPV4_CKSUM |
1410 DEV_RX_OFFLOAD_UDP_CKSUM |
1411 DEV_RX_OFFLOAD_TCP_CKSUM;
1412 dev_info->tx_offload_capa =
1413 DEV_TX_OFFLOAD_VLAN_INSERT |
1414 DEV_TX_OFFLOAD_IPV4_CKSUM |
1415 DEV_TX_OFFLOAD_UDP_CKSUM |
1416 DEV_TX_OFFLOAD_TCP_CKSUM |
1417 DEV_TX_OFFLOAD_TCP_TSO;
1419 dev_info->hash_key_size = FM10K_RSSRK_SIZE * sizeof(uint32_t);
1420 dev_info->reta_size = FM10K_MAX_RSS_INDICES;
1422 dev_info->default_rxconf = (struct rte_eth_rxconf) {
1424 .pthresh = FM10K_DEFAULT_RX_PTHRESH,
1425 .hthresh = FM10K_DEFAULT_RX_HTHRESH,
1426 .wthresh = FM10K_DEFAULT_RX_WTHRESH,
1428 .rx_free_thresh = FM10K_RX_FREE_THRESH_DEFAULT(0),
1432 dev_info->default_txconf = (struct rte_eth_txconf) {
1434 .pthresh = FM10K_DEFAULT_TX_PTHRESH,
1435 .hthresh = FM10K_DEFAULT_TX_HTHRESH,
1436 .wthresh = FM10K_DEFAULT_TX_WTHRESH,
1438 .tx_free_thresh = FM10K_TX_FREE_THRESH_DEFAULT(0),
1439 .tx_rs_thresh = FM10K_TX_RS_THRESH_DEFAULT(0),
1440 .txq_flags = FM10K_SIMPLE_TX_FLAG,
1443 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
1444 .nb_max = FM10K_MAX_RX_DESC,
1445 .nb_min = FM10K_MIN_RX_DESC,
1446 .nb_align = FM10K_MULT_RX_DESC,
1449 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
1450 .nb_max = FM10K_MAX_TX_DESC,
1451 .nb_min = FM10K_MIN_TX_DESC,
1452 .nb_align = FM10K_MULT_TX_DESC,
1455 dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_2_5G |
1456 ETH_LINK_SPEED_10G | ETH_LINK_SPEED_25G |
1457 ETH_LINK_SPEED_40G | ETH_LINK_SPEED_100G;
1460 #ifdef RTE_LIBRTE_FM10K_RX_OLFLAGS_ENABLE
1461 static const uint32_t *
1462 fm10k_dev_supported_ptypes_get(struct rte_eth_dev *dev)
1464 if (dev->rx_pkt_burst == fm10k_recv_pkts ||
1465 dev->rx_pkt_burst == fm10k_recv_scattered_pkts) {
1466 static uint32_t ptypes[] = {
1467 /* refers to rx_desc_to_ol_flags() */
1470 RTE_PTYPE_L3_IPV4_EXT,
1472 RTE_PTYPE_L3_IPV6_EXT,
1479 } else if (dev->rx_pkt_burst == fm10k_recv_pkts_vec ||
1480 dev->rx_pkt_burst == fm10k_recv_scattered_pkts_vec) {
1481 static uint32_t ptypes_vec[] = {
1482 /* refers to fm10k_desc_to_pktype_v() */
1484 RTE_PTYPE_L3_IPV4_EXT,
1486 RTE_PTYPE_L3_IPV6_EXT,
1489 RTE_PTYPE_TUNNEL_GENEVE,
1490 RTE_PTYPE_TUNNEL_NVGRE,
1491 RTE_PTYPE_TUNNEL_VXLAN,
1492 RTE_PTYPE_TUNNEL_GRE,
1502 static const uint32_t *
1503 fm10k_dev_supported_ptypes_get(struct rte_eth_dev *dev __rte_unused)
1510 fm10k_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
1513 uint16_t mac_num = 0;
1514 uint32_t vid_idx, vid_bit, mac_index;
1515 struct fm10k_hw *hw;
1516 struct fm10k_macvlan_filter_info *macvlan;
1517 struct rte_eth_dev_data *data = dev->data;
1519 hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1520 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1522 if (macvlan->nb_queue_pools > 0) { /* VMDQ mode */
1523 PMD_INIT_LOG(ERR, "Cannot change VLAN filter in VMDQ mode");
1527 if (vlan_id > ETH_VLAN_ID_MAX) {
1528 PMD_INIT_LOG(ERR, "Invalid vlan_id: must be < 4096");
1532 vid_idx = FM10K_VFTA_IDX(vlan_id);
1533 vid_bit = FM10K_VFTA_BIT(vlan_id);
1534 /* this VLAN ID is already in the VLAN filter table, return SUCCESS */
1535 if (on && (macvlan->vfta[vid_idx] & vid_bit))
1537 /* this VLAN ID is NOT in the VLAN filter table, cannot remove */
1538 if (!on && !(macvlan->vfta[vid_idx] & vid_bit)) {
1539 PMD_INIT_LOG(ERR, "Invalid vlan_id: not existing "
1540 "in the VLAN filter table");
1545 result = fm10k_update_vlan(hw, vlan_id, 0, on);
1546 fm10k_mbx_unlock(hw);
1547 if (result != FM10K_SUCCESS) {
1548 PMD_INIT_LOG(ERR, "VLAN update failed: %d", result);
1552 for (mac_index = 0; (mac_index < FM10K_MAX_MACADDR_NUM) &&
1553 (result == FM10K_SUCCESS); mac_index++) {
1554 if (is_zero_ether_addr(&data->mac_addrs[mac_index]))
1556 if (mac_num > macvlan->mac_num - 1) {
1557 PMD_INIT_LOG(ERR, "MAC address number "
1562 result = fm10k_update_uc_addr(hw, hw->mac.dglort_map,
1563 data->mac_addrs[mac_index].addr_bytes,
1565 fm10k_mbx_unlock(hw);
1568 if (result != FM10K_SUCCESS) {
1569 PMD_INIT_LOG(ERR, "MAC address update failed: %d", result);
1574 macvlan->vlan_num++;
1575 macvlan->vfta[vid_idx] |= vid_bit;
1577 macvlan->vlan_num--;
1578 macvlan->vfta[vid_idx] &= ~vid_bit;
1584 fm10k_vlan_offload_set(__rte_unused struct rte_eth_dev *dev, int mask)
1586 if (mask & ETH_VLAN_STRIP_MASK) {
1587 if (!dev->data->dev_conf.rxmode.hw_vlan_strip)
1588 PMD_INIT_LOG(ERR, "VLAN stripping is "
1589 "always on in fm10k");
1592 if (mask & ETH_VLAN_EXTEND_MASK) {
1593 if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1594 PMD_INIT_LOG(ERR, "VLAN QinQ is not "
1595 "supported in fm10k");
1598 if (mask & ETH_VLAN_FILTER_MASK) {
1599 if (!dev->data->dev_conf.rxmode.hw_vlan_filter)
1600 PMD_INIT_LOG(ERR, "VLAN filter is always on in fm10k");
1604 /* Add/Remove a MAC address, and update filters to main VSI */
1605 static void fm10k_MAC_filter_set_main_vsi(struct rte_eth_dev *dev,
1606 const u8 *mac, bool add, uint32_t pool)
1608 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1609 struct fm10k_macvlan_filter_info *macvlan;
1612 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1614 if (pool != MAIN_VSI_POOL_NUMBER) {
1615 PMD_DRV_LOG(ERR, "VMDQ not enabled, can't set "
1616 "mac to pool %u", pool);
1619 for (i = 0, j = 0; j < FM10K_VFTA_SIZE; j++) {
1620 if (!macvlan->vfta[j])
1622 for (k = 0; k < FM10K_UINT32_BIT_SIZE; k++) {
1623 if (!(macvlan->vfta[j] & (1 << k)))
1625 if (i + 1 > macvlan->vlan_num) {
1626 PMD_INIT_LOG(ERR, "vlan number not match");
1630 fm10k_update_uc_addr(hw, hw->mac.dglort_map, mac,
1631 j * FM10K_UINT32_BIT_SIZE + k, add, 0);
1632 fm10k_mbx_unlock(hw);
1638 /* Add/Remove a MAC address, and update filters to VMDQ */
1639 static void fm10k_MAC_filter_set_vmdq(struct rte_eth_dev *dev,
1640 const u8 *mac, bool add, uint32_t pool)
1642 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1643 struct fm10k_macvlan_filter_info *macvlan;
1644 struct rte_eth_vmdq_rx_conf *vmdq_conf;
1647 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1648 vmdq_conf = &dev->data->dev_conf.rx_adv_conf.vmdq_rx_conf;
1650 if (pool > macvlan->nb_queue_pools) {
1651 PMD_DRV_LOG(ERR, "Pool number %u invalid."
1653 pool, macvlan->nb_queue_pools);
1656 for (i = 0; i < vmdq_conf->nb_pool_maps; i++) {
1657 if (!(vmdq_conf->pool_map[i].pools & (1UL << pool)))
1660 fm10k_update_uc_addr(hw, hw->mac.dglort_map + pool, mac,
1661 vmdq_conf->pool_map[i].vlan_id, add, 0);
1662 fm10k_mbx_unlock(hw);
1666 /* Add/Remove a MAC address, and update filters */
1667 static void fm10k_MAC_filter_set(struct rte_eth_dev *dev,
1668 const u8 *mac, bool add, uint32_t pool)
1670 struct fm10k_macvlan_filter_info *macvlan;
1672 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1674 if (macvlan->nb_queue_pools > 0) /* VMDQ mode */
1675 fm10k_MAC_filter_set_vmdq(dev, mac, add, pool);
1677 fm10k_MAC_filter_set_main_vsi(dev, mac, add, pool);
1685 /* Add a MAC address, and update filters */
1687 fm10k_macaddr_add(struct rte_eth_dev *dev,
1688 struct ether_addr *mac_addr,
1692 struct fm10k_macvlan_filter_info *macvlan;
1694 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1695 fm10k_MAC_filter_set(dev, mac_addr->addr_bytes, TRUE, pool);
1696 macvlan->mac_vmdq_id[index] = pool;
1699 /* Remove a MAC address, and update filters */
1701 fm10k_macaddr_remove(struct rte_eth_dev *dev, uint32_t index)
1703 struct rte_eth_dev_data *data = dev->data;
1704 struct fm10k_macvlan_filter_info *macvlan;
1706 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
1707 fm10k_MAC_filter_set(dev, data->mac_addrs[index].addr_bytes,
1708 FALSE, macvlan->mac_vmdq_id[index]);
1709 macvlan->mac_vmdq_id[index] = 0;
1713 check_nb_desc(uint16_t min, uint16_t max, uint16_t mult, uint16_t request)
1715 if ((request < min) || (request > max) || ((request % mult) != 0))
1723 check_thresh(uint16_t min, uint16_t max, uint16_t div, uint16_t request)
1725 if ((request < min) || (request > max) || ((div % request) != 0))
1732 handle_rxconf(struct fm10k_rx_queue *q, const struct rte_eth_rxconf *conf)
1734 uint16_t rx_free_thresh;
1736 if (conf->rx_free_thresh == 0)
1737 rx_free_thresh = FM10K_RX_FREE_THRESH_DEFAULT(q);
1739 rx_free_thresh = conf->rx_free_thresh;
1741 /* make sure the requested threshold satisfies the constraints */
1742 if (check_thresh(FM10K_RX_FREE_THRESH_MIN(q),
1743 FM10K_RX_FREE_THRESH_MAX(q),
1744 FM10K_RX_FREE_THRESH_DIV(q),
1746 PMD_INIT_LOG(ERR, "rx_free_thresh (%u) must be "
1747 "less than or equal to %u, "
1748 "greater than or equal to %u, "
1749 "and a divisor of %u",
1750 rx_free_thresh, FM10K_RX_FREE_THRESH_MAX(q),
1751 FM10K_RX_FREE_THRESH_MIN(q),
1752 FM10K_RX_FREE_THRESH_DIV(q));
1756 q->alloc_thresh = rx_free_thresh;
1757 q->drop_en = conf->rx_drop_en;
1758 q->rx_deferred_start = conf->rx_deferred_start;
1764 * Hardware requires specific alignment for Rx packet buffers. At
1765 * least one of the following two conditions must be satisfied.
1766 * 1. Address is 512B aligned
1767 * 2. Address is 8B aligned and buffer does not cross 4K boundary.
1769 * As such, the driver may need to adjust the DMA address within the
1770 * buffer by up to 512B.
1772 * return 1 if the element size is valid, otherwise return 0.
1775 mempool_element_size_valid(struct rte_mempool *mp)
1779 /* elt_size includes mbuf header and headroom */
1780 min_size = mp->elt_size - sizeof(struct rte_mbuf) -
1781 RTE_PKTMBUF_HEADROOM;
1783 /* account for up to 512B of alignment */
1784 min_size -= FM10K_RX_DATABUF_ALIGN;
1786 /* sanity check for overflow */
1787 if (min_size > mp->elt_size)
1795 fm10k_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_id,
1796 uint16_t nb_desc, unsigned int socket_id,
1797 const struct rte_eth_rxconf *conf, struct rte_mempool *mp)
1799 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1800 struct fm10k_dev_info *dev_info =
1801 FM10K_DEV_PRIVATE_TO_INFO(dev->data->dev_private);
1802 struct fm10k_rx_queue *q;
1803 const struct rte_memzone *mz;
1805 PMD_INIT_FUNC_TRACE();
1807 /* make sure the mempool element size can account for alignment. */
1808 if (!mempool_element_size_valid(mp)) {
1809 PMD_INIT_LOG(ERR, "Error : Mempool element size is too small");
1813 /* make sure a valid number of descriptors have been requested */
1814 if (check_nb_desc(FM10K_MIN_RX_DESC, FM10K_MAX_RX_DESC,
1815 FM10K_MULT_RX_DESC, nb_desc)) {
1816 PMD_INIT_LOG(ERR, "Number of Rx descriptors (%u) must be "
1817 "less than or equal to %"PRIu32", "
1818 "greater than or equal to %u, "
1819 "and a multiple of %u",
1820 nb_desc, (uint32_t)FM10K_MAX_RX_DESC, FM10K_MIN_RX_DESC,
1821 FM10K_MULT_RX_DESC);
1826 * if this queue existed already, free the associated memory. The
1827 * queue cannot be reused in case we need to allocate memory on
1828 * different socket than was previously used.
1830 if (dev->data->rx_queues[queue_id] != NULL) {
1831 rx_queue_free(dev->data->rx_queues[queue_id]);
1832 dev->data->rx_queues[queue_id] = NULL;
1835 /* allocate memory for the queue structure */
1836 q = rte_zmalloc_socket("fm10k", sizeof(*q), RTE_CACHE_LINE_SIZE,
1839 PMD_INIT_LOG(ERR, "Cannot allocate queue structure");
1845 q->nb_desc = nb_desc;
1846 q->nb_fake_desc = FM10K_MULT_RX_DESC;
1847 q->port_id = dev->data->port_id;
1848 q->queue_id = queue_id;
1849 q->tail_ptr = (volatile uint32_t *)
1850 &((uint32_t *)hw->hw_addr)[FM10K_RDT(queue_id)];
1851 if (handle_rxconf(q, conf))
1854 /* allocate memory for the software ring */
1855 q->sw_ring = rte_zmalloc_socket("fm10k sw ring",
1856 (nb_desc + q->nb_fake_desc) * sizeof(struct rte_mbuf *),
1857 RTE_CACHE_LINE_SIZE, socket_id);
1858 if (q->sw_ring == NULL) {
1859 PMD_INIT_LOG(ERR, "Cannot allocate software ring");
1865 * allocate memory for the hardware descriptor ring. A memzone large
1866 * enough to hold the maximum ring size is requested to allow for
1867 * resizing in later calls to the queue setup function.
1869 mz = rte_eth_dma_zone_reserve(dev, "rx_ring", queue_id,
1870 FM10K_MAX_RX_RING_SZ, FM10K_ALIGN_RX_DESC,
1873 PMD_INIT_LOG(ERR, "Cannot allocate hardware ring");
1874 rte_free(q->sw_ring);
1878 q->hw_ring = mz->addr;
1879 q->hw_ring_phys_addr = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr);
1881 /* Check if number of descs satisfied Vector requirement */
1882 if (!rte_is_power_of_2(nb_desc)) {
1883 PMD_INIT_LOG(DEBUG, "queue[%d] doesn't meet Vector Rx "
1884 "preconditions - canceling the feature for "
1885 "the whole port[%d]",
1886 q->queue_id, q->port_id);
1887 dev_info->rx_vec_allowed = false;
1889 fm10k_rxq_vec_setup(q);
1891 dev->data->rx_queues[queue_id] = q;
1896 fm10k_rx_queue_release(void *queue)
1898 PMD_INIT_FUNC_TRACE();
1900 rx_queue_free(queue);
1904 handle_txconf(struct fm10k_tx_queue *q, const struct rte_eth_txconf *conf)
1906 uint16_t tx_free_thresh;
1907 uint16_t tx_rs_thresh;
1909 /* constraint MACROs require that tx_free_thresh is configured
1910 * before tx_rs_thresh */
1911 if (conf->tx_free_thresh == 0)
1912 tx_free_thresh = FM10K_TX_FREE_THRESH_DEFAULT(q);
1914 tx_free_thresh = conf->tx_free_thresh;
1916 /* make sure the requested threshold satisfies the constraints */
1917 if (check_thresh(FM10K_TX_FREE_THRESH_MIN(q),
1918 FM10K_TX_FREE_THRESH_MAX(q),
1919 FM10K_TX_FREE_THRESH_DIV(q),
1921 PMD_INIT_LOG(ERR, "tx_free_thresh (%u) must be "
1922 "less than or equal to %u, "
1923 "greater than or equal to %u, "
1924 "and a divisor of %u",
1925 tx_free_thresh, FM10K_TX_FREE_THRESH_MAX(q),
1926 FM10K_TX_FREE_THRESH_MIN(q),
1927 FM10K_TX_FREE_THRESH_DIV(q));
1931 q->free_thresh = tx_free_thresh;
1933 if (conf->tx_rs_thresh == 0)
1934 tx_rs_thresh = FM10K_TX_RS_THRESH_DEFAULT(q);
1936 tx_rs_thresh = conf->tx_rs_thresh;
1938 q->tx_deferred_start = conf->tx_deferred_start;
1940 /* make sure the requested threshold satisfies the constraints */
1941 if (check_thresh(FM10K_TX_RS_THRESH_MIN(q),
1942 FM10K_TX_RS_THRESH_MAX(q),
1943 FM10K_TX_RS_THRESH_DIV(q),
1945 PMD_INIT_LOG(ERR, "tx_rs_thresh (%u) must be "
1946 "less than or equal to %u, "
1947 "greater than or equal to %u, "
1948 "and a divisor of %u",
1949 tx_rs_thresh, FM10K_TX_RS_THRESH_MAX(q),
1950 FM10K_TX_RS_THRESH_MIN(q),
1951 FM10K_TX_RS_THRESH_DIV(q));
1955 q->rs_thresh = tx_rs_thresh;
1961 fm10k_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_id,
1962 uint16_t nb_desc, unsigned int socket_id,
1963 const struct rte_eth_txconf *conf)
1965 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1966 struct fm10k_tx_queue *q;
1967 const struct rte_memzone *mz;
1969 PMD_INIT_FUNC_TRACE();
1971 /* make sure a valid number of descriptors have been requested */
1972 if (check_nb_desc(FM10K_MIN_TX_DESC, FM10K_MAX_TX_DESC,
1973 FM10K_MULT_TX_DESC, nb_desc)) {
1974 PMD_INIT_LOG(ERR, "Number of Tx descriptors (%u) must be "
1975 "less than or equal to %"PRIu32", "
1976 "greater than or equal to %u, "
1977 "and a multiple of %u",
1978 nb_desc, (uint32_t)FM10K_MAX_TX_DESC, FM10K_MIN_TX_DESC,
1979 FM10K_MULT_TX_DESC);
1984 * if this queue existed already, free the associated memory. The
1985 * queue cannot be reused in case we need to allocate memory on
1986 * different socket than was previously used.
1988 if (dev->data->tx_queues[queue_id] != NULL) {
1989 struct fm10k_tx_queue *txq = dev->data->tx_queues[queue_id];
1992 dev->data->tx_queues[queue_id] = NULL;
1995 /* allocate memory for the queue structure */
1996 q = rte_zmalloc_socket("fm10k", sizeof(*q), RTE_CACHE_LINE_SIZE,
1999 PMD_INIT_LOG(ERR, "Cannot allocate queue structure");
2004 q->nb_desc = nb_desc;
2005 q->port_id = dev->data->port_id;
2006 q->queue_id = queue_id;
2007 q->txq_flags = conf->txq_flags;
2008 q->ops = &def_txq_ops;
2009 q->tail_ptr = (volatile uint32_t *)
2010 &((uint32_t *)hw->hw_addr)[FM10K_TDT(queue_id)];
2011 if (handle_txconf(q, conf))
2014 /* allocate memory for the software ring */
2015 q->sw_ring = rte_zmalloc_socket("fm10k sw ring",
2016 nb_desc * sizeof(struct rte_mbuf *),
2017 RTE_CACHE_LINE_SIZE, socket_id);
2018 if (q->sw_ring == NULL) {
2019 PMD_INIT_LOG(ERR, "Cannot allocate software ring");
2025 * allocate memory for the hardware descriptor ring. A memzone large
2026 * enough to hold the maximum ring size is requested to allow for
2027 * resizing in later calls to the queue setup function.
2029 mz = rte_eth_dma_zone_reserve(dev, "tx_ring", queue_id,
2030 FM10K_MAX_TX_RING_SZ, FM10K_ALIGN_TX_DESC,
2033 PMD_INIT_LOG(ERR, "Cannot allocate hardware ring");
2034 rte_free(q->sw_ring);
2038 q->hw_ring = mz->addr;
2039 q->hw_ring_phys_addr = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr);
2042 * allocate memory for the RS bit tracker. Enough slots to hold the
2043 * descriptor index for each RS bit needing to be set are required.
2045 q->rs_tracker.list = rte_zmalloc_socket("fm10k rs tracker",
2046 ((nb_desc + 1) / q->rs_thresh) *
2048 RTE_CACHE_LINE_SIZE, socket_id);
2049 if (q->rs_tracker.list == NULL) {
2050 PMD_INIT_LOG(ERR, "Cannot allocate RS bit tracker");
2051 rte_free(q->sw_ring);
2056 dev->data->tx_queues[queue_id] = q;
2061 fm10k_tx_queue_release(void *queue)
2063 struct fm10k_tx_queue *q = queue;
2064 PMD_INIT_FUNC_TRACE();
2070 fm10k_reta_update(struct rte_eth_dev *dev,
2071 struct rte_eth_rss_reta_entry64 *reta_conf,
2074 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2075 uint16_t i, j, idx, shift;
2079 PMD_INIT_FUNC_TRACE();
2081 if (reta_size > FM10K_MAX_RSS_INDICES) {
2082 PMD_INIT_LOG(ERR, "The size of hash lookup table configured "
2083 "(%d) doesn't match the number hardware can supported "
2084 "(%d)", reta_size, FM10K_MAX_RSS_INDICES);
2089 * Update Redirection Table RETA[n], n=0..31. The redirection table has
2090 * 128-entries in 32 registers
2092 for (i = 0; i < FM10K_MAX_RSS_INDICES; i += CHARS_PER_UINT32) {
2093 idx = i / RTE_RETA_GROUP_SIZE;
2094 shift = i % RTE_RETA_GROUP_SIZE;
2095 mask = (uint8_t)((reta_conf[idx].mask >> shift) &
2096 BIT_MASK_PER_UINT32);
2101 if (mask != BIT_MASK_PER_UINT32)
2102 reta = FM10K_READ_REG(hw, FM10K_RETA(0, i >> 2));
2104 for (j = 0; j < CHARS_PER_UINT32; j++) {
2105 if (mask & (0x1 << j)) {
2107 reta &= ~(UINT8_MAX << CHAR_BIT * j);
2108 reta |= reta_conf[idx].reta[shift + j] <<
2112 FM10K_WRITE_REG(hw, FM10K_RETA(0, i >> 2), reta);
2119 fm10k_reta_query(struct rte_eth_dev *dev,
2120 struct rte_eth_rss_reta_entry64 *reta_conf,
2123 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2124 uint16_t i, j, idx, shift;
2128 PMD_INIT_FUNC_TRACE();
2130 if (reta_size < FM10K_MAX_RSS_INDICES) {
2131 PMD_INIT_LOG(ERR, "The size of hash lookup table configured "
2132 "(%d) doesn't match the number hardware can supported "
2133 "(%d)", reta_size, FM10K_MAX_RSS_INDICES);
2138 * Read Redirection Table RETA[n], n=0..31. The redirection table has
2139 * 128-entries in 32 registers
2141 for (i = 0; i < FM10K_MAX_RSS_INDICES; i += CHARS_PER_UINT32) {
2142 idx = i / RTE_RETA_GROUP_SIZE;
2143 shift = i % RTE_RETA_GROUP_SIZE;
2144 mask = (uint8_t)((reta_conf[idx].mask >> shift) &
2145 BIT_MASK_PER_UINT32);
2149 reta = FM10K_READ_REG(hw, FM10K_RETA(0, i >> 2));
2150 for (j = 0; j < CHARS_PER_UINT32; j++) {
2151 if (mask & (0x1 << j))
2152 reta_conf[idx].reta[shift + j] = ((reta >>
2153 CHAR_BIT * j) & UINT8_MAX);
2161 fm10k_rss_hash_update(struct rte_eth_dev *dev,
2162 struct rte_eth_rss_conf *rss_conf)
2164 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2165 uint32_t *key = (uint32_t *)rss_conf->rss_key;
2167 uint64_t hf = rss_conf->rss_hf;
2170 PMD_INIT_FUNC_TRACE();
2172 if (key && (rss_conf->rss_key_len < FM10K_RSSRK_SIZE *
2173 FM10K_RSSRK_ENTRIES_PER_REG))
2180 mrqc |= (hf & ETH_RSS_IPV4) ? FM10K_MRQC_IPV4 : 0;
2181 mrqc |= (hf & ETH_RSS_IPV6) ? FM10K_MRQC_IPV6 : 0;
2182 mrqc |= (hf & ETH_RSS_IPV6_EX) ? FM10K_MRQC_IPV6 : 0;
2183 mrqc |= (hf & ETH_RSS_NONFRAG_IPV4_TCP) ? FM10K_MRQC_TCP_IPV4 : 0;
2184 mrqc |= (hf & ETH_RSS_NONFRAG_IPV6_TCP) ? FM10K_MRQC_TCP_IPV6 : 0;
2185 mrqc |= (hf & ETH_RSS_IPV6_TCP_EX) ? FM10K_MRQC_TCP_IPV6 : 0;
2186 mrqc |= (hf & ETH_RSS_NONFRAG_IPV4_UDP) ? FM10K_MRQC_UDP_IPV4 : 0;
2187 mrqc |= (hf & ETH_RSS_NONFRAG_IPV6_UDP) ? FM10K_MRQC_UDP_IPV6 : 0;
2188 mrqc |= (hf & ETH_RSS_IPV6_UDP_EX) ? FM10K_MRQC_UDP_IPV6 : 0;
2190 /* If the mapping doesn't fit any supported, return */
2195 for (i = 0; i < FM10K_RSSRK_SIZE; ++i)
2196 FM10K_WRITE_REG(hw, FM10K_RSSRK(0, i), key[i]);
2198 FM10K_WRITE_REG(hw, FM10K_MRQC(0), mrqc);
2204 fm10k_rss_hash_conf_get(struct rte_eth_dev *dev,
2205 struct rte_eth_rss_conf *rss_conf)
2207 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2208 uint32_t *key = (uint32_t *)rss_conf->rss_key;
2213 PMD_INIT_FUNC_TRACE();
2215 if (key && (rss_conf->rss_key_len < FM10K_RSSRK_SIZE *
2216 FM10K_RSSRK_ENTRIES_PER_REG))
2220 for (i = 0; i < FM10K_RSSRK_SIZE; ++i)
2221 key[i] = FM10K_READ_REG(hw, FM10K_RSSRK(0, i));
2223 mrqc = FM10K_READ_REG(hw, FM10K_MRQC(0));
2225 hf |= (mrqc & FM10K_MRQC_IPV4) ? ETH_RSS_IPV4 : 0;
2226 hf |= (mrqc & FM10K_MRQC_IPV6) ? ETH_RSS_IPV6 : 0;
2227 hf |= (mrqc & FM10K_MRQC_IPV6) ? ETH_RSS_IPV6_EX : 0;
2228 hf |= (mrqc & FM10K_MRQC_TCP_IPV4) ? ETH_RSS_NONFRAG_IPV4_TCP : 0;
2229 hf |= (mrqc & FM10K_MRQC_TCP_IPV6) ? ETH_RSS_NONFRAG_IPV6_TCP : 0;
2230 hf |= (mrqc & FM10K_MRQC_TCP_IPV6) ? ETH_RSS_IPV6_TCP_EX : 0;
2231 hf |= (mrqc & FM10K_MRQC_UDP_IPV4) ? ETH_RSS_NONFRAG_IPV4_UDP : 0;
2232 hf |= (mrqc & FM10K_MRQC_UDP_IPV6) ? ETH_RSS_NONFRAG_IPV6_UDP : 0;
2233 hf |= (mrqc & FM10K_MRQC_UDP_IPV6) ? ETH_RSS_IPV6_UDP_EX : 0;
2235 rss_conf->rss_hf = hf;
2241 fm10k_dev_enable_intr_pf(struct rte_eth_dev *dev)
2243 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2244 uint32_t int_map = FM10K_INT_MAP_IMMEDIATE;
2246 /* Bind all local non-queue interrupt to vector 0 */
2247 int_map |= FM10K_MISC_VEC_ID;
2249 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_mailbox), int_map);
2250 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_pcie_fault), int_map);
2251 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_switch_up_down), int_map);
2252 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_switch_event), int_map);
2253 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_sram), int_map);
2254 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_vflr), int_map);
2256 /* Enable misc causes */
2257 FM10K_WRITE_REG(hw, FM10K_EIMR, FM10K_EIMR_ENABLE(PCA_FAULT) |
2258 FM10K_EIMR_ENABLE(THI_FAULT) |
2259 FM10K_EIMR_ENABLE(FUM_FAULT) |
2260 FM10K_EIMR_ENABLE(MAILBOX) |
2261 FM10K_EIMR_ENABLE(SWITCHREADY) |
2262 FM10K_EIMR_ENABLE(SWITCHNOTREADY) |
2263 FM10K_EIMR_ENABLE(SRAMERROR) |
2264 FM10K_EIMR_ENABLE(VFLR));
2267 FM10K_WRITE_REG(hw, FM10K_ITR(0), FM10K_ITR_AUTOMASK |
2268 FM10K_ITR_MASK_CLEAR);
2269 FM10K_WRITE_FLUSH(hw);
2273 fm10k_dev_disable_intr_pf(struct rte_eth_dev *dev)
2275 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2276 uint32_t int_map = FM10K_INT_MAP_DISABLE;
2278 int_map |= FM10K_MISC_VEC_ID;
2280 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_mailbox), int_map);
2281 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_pcie_fault), int_map);
2282 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_switch_up_down), int_map);
2283 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_switch_event), int_map);
2284 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_sram), int_map);
2285 FM10K_WRITE_REG(hw, FM10K_INT_MAP(fm10k_int_vflr), int_map);
2287 /* Disable misc causes */
2288 FM10K_WRITE_REG(hw, FM10K_EIMR, FM10K_EIMR_DISABLE(PCA_FAULT) |
2289 FM10K_EIMR_DISABLE(THI_FAULT) |
2290 FM10K_EIMR_DISABLE(FUM_FAULT) |
2291 FM10K_EIMR_DISABLE(MAILBOX) |
2292 FM10K_EIMR_DISABLE(SWITCHREADY) |
2293 FM10K_EIMR_DISABLE(SWITCHNOTREADY) |
2294 FM10K_EIMR_DISABLE(SRAMERROR) |
2295 FM10K_EIMR_DISABLE(VFLR));
2298 FM10K_WRITE_REG(hw, FM10K_ITR(0), FM10K_ITR_MASK_SET);
2299 FM10K_WRITE_FLUSH(hw);
2303 fm10k_dev_enable_intr_vf(struct rte_eth_dev *dev)
2305 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2306 uint32_t int_map = FM10K_INT_MAP_IMMEDIATE;
2308 /* Bind all local non-queue interrupt to vector 0 */
2309 int_map |= FM10K_MISC_VEC_ID;
2311 /* Only INT 0 available, other 15 are reserved. */
2312 FM10K_WRITE_REG(hw, FM10K_VFINT_MAP, int_map);
2315 FM10K_WRITE_REG(hw, FM10K_VFITR(0), FM10K_ITR_AUTOMASK |
2316 FM10K_ITR_MASK_CLEAR);
2317 FM10K_WRITE_FLUSH(hw);
2321 fm10k_dev_disable_intr_vf(struct rte_eth_dev *dev)
2323 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2324 uint32_t int_map = FM10K_INT_MAP_DISABLE;
2326 int_map |= FM10K_MISC_VEC_ID;
2328 /* Only INT 0 available, other 15 are reserved. */
2329 FM10K_WRITE_REG(hw, FM10K_VFINT_MAP, int_map);
2332 FM10K_WRITE_REG(hw, FM10K_VFITR(0), FM10K_ITR_MASK_SET);
2333 FM10K_WRITE_FLUSH(hw);
2337 fm10k_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
2339 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2342 if (hw->mac.type == fm10k_mac_pf)
2343 FM10K_WRITE_REG(hw, FM10K_ITR(Q2V(dev, queue_id)),
2344 FM10K_ITR_AUTOMASK | FM10K_ITR_MASK_CLEAR);
2346 FM10K_WRITE_REG(hw, FM10K_VFITR(Q2V(dev, queue_id)),
2347 FM10K_ITR_AUTOMASK | FM10K_ITR_MASK_CLEAR);
2348 rte_intr_enable(&dev->pci_dev->intr_handle);
2353 fm10k_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
2355 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2358 if (hw->mac.type == fm10k_mac_pf)
2359 FM10K_WRITE_REG(hw, FM10K_ITR(Q2V(dev, queue_id)),
2360 FM10K_ITR_MASK_SET);
2362 FM10K_WRITE_REG(hw, FM10K_VFITR(Q2V(dev, queue_id)),
2363 FM10K_ITR_MASK_SET);
2368 fm10k_dev_rxq_interrupt_setup(struct rte_eth_dev *dev)
2370 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2371 struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle;
2372 uint32_t intr_vector, vec;
2376 /* fm10k needs one separate interrupt for mailbox,
2377 * so only drivers which support multiple interrupt vectors
2378 * e.g. vfio-pci can work for fm10k interrupt mode
2380 if (!rte_intr_cap_multiple(intr_handle) ||
2381 dev->data->dev_conf.intr_conf.rxq == 0)
2384 intr_vector = dev->data->nb_rx_queues;
2386 /* disable interrupt first */
2387 rte_intr_disable(&dev->pci_dev->intr_handle);
2388 if (hw->mac.type == fm10k_mac_pf)
2389 fm10k_dev_disable_intr_pf(dev);
2391 fm10k_dev_disable_intr_vf(dev);
2393 if (rte_intr_efd_enable(intr_handle, intr_vector)) {
2394 PMD_INIT_LOG(ERR, "Failed to init event fd");
2398 if (rte_intr_dp_is_en(intr_handle) && !result) {
2399 intr_handle->intr_vec = rte_zmalloc("intr_vec",
2400 dev->data->nb_rx_queues * sizeof(int), 0);
2401 if (intr_handle->intr_vec) {
2402 for (queue_id = 0, vec = FM10K_RX_VEC_START;
2403 queue_id < dev->data->nb_rx_queues;
2405 intr_handle->intr_vec[queue_id] = vec;
2406 if (vec < intr_handle->nb_efd - 1
2407 + FM10K_RX_VEC_START)
2411 PMD_INIT_LOG(ERR, "Failed to allocate %d rx_queues"
2412 " intr_vec", dev->data->nb_rx_queues);
2413 rte_intr_efd_disable(intr_handle);
2418 if (hw->mac.type == fm10k_mac_pf)
2419 fm10k_dev_enable_intr_pf(dev);
2421 fm10k_dev_enable_intr_vf(dev);
2422 rte_intr_enable(&dev->pci_dev->intr_handle);
2423 hw->mac.ops.update_int_moderator(hw);
2428 fm10k_dev_handle_fault(struct fm10k_hw *hw, uint32_t eicr)
2430 struct fm10k_fault fault;
2432 const char *estr = "Unknown error";
2434 /* Process PCA fault */
2435 if (eicr & FM10K_EICR_PCA_FAULT) {
2436 err = fm10k_get_fault(hw, FM10K_PCA_FAULT, &fault);
2439 switch (fault.type) {
2441 estr = "PCA_NO_FAULT"; break;
2442 case PCA_UNMAPPED_ADDR:
2443 estr = "PCA_UNMAPPED_ADDR"; break;
2444 case PCA_BAD_QACCESS_PF:
2445 estr = "PCA_BAD_QACCESS_PF"; break;
2446 case PCA_BAD_QACCESS_VF:
2447 estr = "PCA_BAD_QACCESS_VF"; break;
2448 case PCA_MALICIOUS_REQ:
2449 estr = "PCA_MALICIOUS_REQ"; break;
2450 case PCA_POISONED_TLP:
2451 estr = "PCA_POISONED_TLP"; break;
2453 estr = "PCA_TLP_ABORT"; break;
2457 PMD_INIT_LOG(ERR, "%s: %s(%d) Addr:0x%"PRIx64" Spec: 0x%x",
2458 estr, fault.func ? "VF" : "PF", fault.func,
2459 fault.address, fault.specinfo);
2462 /* Process THI fault */
2463 if (eicr & FM10K_EICR_THI_FAULT) {
2464 err = fm10k_get_fault(hw, FM10K_THI_FAULT, &fault);
2467 switch (fault.type) {
2469 estr = "THI_NO_FAULT"; break;
2470 case THI_MAL_DIS_Q_FAULT:
2471 estr = "THI_MAL_DIS_Q_FAULT"; break;
2475 PMD_INIT_LOG(ERR, "%s: %s(%d) Addr:0x%"PRIx64" Spec: 0x%x",
2476 estr, fault.func ? "VF" : "PF", fault.func,
2477 fault.address, fault.specinfo);
2480 /* Process FUM fault */
2481 if (eicr & FM10K_EICR_FUM_FAULT) {
2482 err = fm10k_get_fault(hw, FM10K_FUM_FAULT, &fault);
2485 switch (fault.type) {
2487 estr = "FUM_NO_FAULT"; break;
2488 case FUM_UNMAPPED_ADDR:
2489 estr = "FUM_UNMAPPED_ADDR"; break;
2490 case FUM_POISONED_TLP:
2491 estr = "FUM_POISONED_TLP"; break;
2492 case FUM_BAD_VF_QACCESS:
2493 estr = "FUM_BAD_VF_QACCESS"; break;
2494 case FUM_ADD_DECODE_ERR:
2495 estr = "FUM_ADD_DECODE_ERR"; break;
2497 estr = "FUM_RO_ERROR"; break;
2498 case FUM_QPRC_CRC_ERROR:
2499 estr = "FUM_QPRC_CRC_ERROR"; break;
2500 case FUM_CSR_TIMEOUT:
2501 estr = "FUM_CSR_TIMEOUT"; break;
2502 case FUM_INVALID_TYPE:
2503 estr = "FUM_INVALID_TYPE"; break;
2504 case FUM_INVALID_LENGTH:
2505 estr = "FUM_INVALID_LENGTH"; break;
2506 case FUM_INVALID_BE:
2507 estr = "FUM_INVALID_BE"; break;
2508 case FUM_INVALID_ALIGN:
2509 estr = "FUM_INVALID_ALIGN"; break;
2513 PMD_INIT_LOG(ERR, "%s: %s(%d) Addr:0x%"PRIx64" Spec: 0x%x",
2514 estr, fault.func ? "VF" : "PF", fault.func,
2515 fault.address, fault.specinfo);
2520 PMD_INIT_LOG(ERR, "Failed to handle fault event.");
2525 * PF interrupt handler triggered by NIC for handling specific interrupt.
2528 * Pointer to interrupt handle.
2530 * The address of parameter (struct rte_eth_dev *) regsitered before.
2536 fm10k_dev_interrupt_handler_pf(
2537 __rte_unused struct rte_intr_handle *handle,
2540 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
2541 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2542 uint32_t cause, status;
2544 if (hw->mac.type != fm10k_mac_pf)
2547 cause = FM10K_READ_REG(hw, FM10K_EICR);
2549 /* Handle PCI fault cases */
2550 if (cause & FM10K_EICR_FAULT_MASK) {
2551 PMD_INIT_LOG(ERR, "INT: find fault!");
2552 fm10k_dev_handle_fault(hw, cause);
2555 /* Handle switch up/down */
2556 if (cause & FM10K_EICR_SWITCHNOTREADY)
2557 PMD_INIT_LOG(ERR, "INT: Switch is not ready");
2559 if (cause & FM10K_EICR_SWITCHREADY)
2560 PMD_INIT_LOG(INFO, "INT: Switch is ready");
2562 /* Handle mailbox message */
2564 hw->mbx.ops.process(hw, &hw->mbx);
2565 fm10k_mbx_unlock(hw);
2567 /* Handle SRAM error */
2568 if (cause & FM10K_EICR_SRAMERROR) {
2569 PMD_INIT_LOG(ERR, "INT: SRAM error on PEP");
2571 status = FM10K_READ_REG(hw, FM10K_SRAM_IP);
2572 /* Write to clear pending bits */
2573 FM10K_WRITE_REG(hw, FM10K_SRAM_IP, status);
2575 /* Todo: print out error message after shared code updates */
2578 /* Clear these 3 events if having any */
2579 cause &= FM10K_EICR_SWITCHNOTREADY | FM10K_EICR_MAILBOX |
2580 FM10K_EICR_SWITCHREADY;
2582 FM10K_WRITE_REG(hw, FM10K_EICR, cause);
2584 /* Re-enable interrupt from device side */
2585 FM10K_WRITE_REG(hw, FM10K_ITR(0), FM10K_ITR_AUTOMASK |
2586 FM10K_ITR_MASK_CLEAR);
2587 /* Re-enable interrupt from host side */
2588 rte_intr_enable(&(dev->pci_dev->intr_handle));
2592 * VF interrupt handler triggered by NIC for handling specific interrupt.
2595 * Pointer to interrupt handle.
2597 * The address of parameter (struct rte_eth_dev *) regsitered before.
2603 fm10k_dev_interrupt_handler_vf(
2604 __rte_unused struct rte_intr_handle *handle,
2607 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
2608 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2610 if (hw->mac.type != fm10k_mac_vf)
2613 /* Handle mailbox message if lock is acquired */
2615 hw->mbx.ops.process(hw, &hw->mbx);
2616 fm10k_mbx_unlock(hw);
2618 /* Re-enable interrupt from device side */
2619 FM10K_WRITE_REG(hw, FM10K_VFITR(0), FM10K_ITR_AUTOMASK |
2620 FM10K_ITR_MASK_CLEAR);
2621 /* Re-enable interrupt from host side */
2622 rte_intr_enable(&(dev->pci_dev->intr_handle));
2625 /* Mailbox message handler in VF */
2626 static const struct fm10k_msg_data fm10k_msgdata_vf[] = {
2627 FM10K_TLV_MSG_TEST_HANDLER(fm10k_tlv_msg_test),
2628 FM10K_VF_MSG_MAC_VLAN_HANDLER(fm10k_msg_mac_vlan_vf),
2629 FM10K_VF_MSG_LPORT_STATE_HANDLER(fm10k_msg_lport_state_vf),
2630 FM10K_TLV_MSG_ERROR_HANDLER(fm10k_tlv_msg_error),
2634 fm10k_setup_mbx_service(struct fm10k_hw *hw)
2638 /* Initialize mailbox lock */
2639 fm10k_mbx_initlock(hw);
2641 /* Replace default message handler with new ones */
2642 if (hw->mac.type == fm10k_mac_vf)
2643 err = hw->mbx.ops.register_handlers(&hw->mbx, fm10k_msgdata_vf);
2646 PMD_INIT_LOG(ERR, "Failed to register mailbox handler.err:%d",
2650 /* Connect to SM for PF device or PF for VF device */
2651 return hw->mbx.ops.connect(hw, &hw->mbx);
2655 fm10k_close_mbx_service(struct fm10k_hw *hw)
2657 /* Disconnect from SM for PF device or PF for VF device */
2658 hw->mbx.ops.disconnect(hw, &hw->mbx);
2661 static const struct eth_dev_ops fm10k_eth_dev_ops = {
2662 .dev_configure = fm10k_dev_configure,
2663 .dev_start = fm10k_dev_start,
2664 .dev_stop = fm10k_dev_stop,
2665 .dev_close = fm10k_dev_close,
2666 .promiscuous_enable = fm10k_dev_promiscuous_enable,
2667 .promiscuous_disable = fm10k_dev_promiscuous_disable,
2668 .allmulticast_enable = fm10k_dev_allmulticast_enable,
2669 .allmulticast_disable = fm10k_dev_allmulticast_disable,
2670 .stats_get = fm10k_stats_get,
2671 .xstats_get = fm10k_xstats_get,
2672 .xstats_get_names = fm10k_xstats_get_names,
2673 .stats_reset = fm10k_stats_reset,
2674 .xstats_reset = fm10k_stats_reset,
2675 .link_update = fm10k_link_update,
2676 .dev_infos_get = fm10k_dev_infos_get,
2677 .dev_supported_ptypes_get = fm10k_dev_supported_ptypes_get,
2678 .vlan_filter_set = fm10k_vlan_filter_set,
2679 .vlan_offload_set = fm10k_vlan_offload_set,
2680 .mac_addr_add = fm10k_macaddr_add,
2681 .mac_addr_remove = fm10k_macaddr_remove,
2682 .rx_queue_start = fm10k_dev_rx_queue_start,
2683 .rx_queue_stop = fm10k_dev_rx_queue_stop,
2684 .tx_queue_start = fm10k_dev_tx_queue_start,
2685 .tx_queue_stop = fm10k_dev_tx_queue_stop,
2686 .rx_queue_setup = fm10k_rx_queue_setup,
2687 .rx_queue_release = fm10k_rx_queue_release,
2688 .tx_queue_setup = fm10k_tx_queue_setup,
2689 .tx_queue_release = fm10k_tx_queue_release,
2690 .rx_descriptor_done = fm10k_dev_rx_descriptor_done,
2691 .rx_queue_intr_enable = fm10k_dev_rx_queue_intr_enable,
2692 .rx_queue_intr_disable = fm10k_dev_rx_queue_intr_disable,
2693 .reta_update = fm10k_reta_update,
2694 .reta_query = fm10k_reta_query,
2695 .rss_hash_update = fm10k_rss_hash_update,
2696 .rss_hash_conf_get = fm10k_rss_hash_conf_get,
2699 static int ftag_check_handler(__rte_unused const char *key,
2700 const char *value, __rte_unused void *opaque)
2702 if (strcmp(value, "1"))
2709 fm10k_check_ftag(struct rte_devargs *devargs)
2711 struct rte_kvargs *kvlist;
2712 const char *ftag_key = "enable_ftag";
2714 if (devargs == NULL)
2717 kvlist = rte_kvargs_parse(devargs->args, NULL);
2721 if (!rte_kvargs_count(kvlist, ftag_key)) {
2722 rte_kvargs_free(kvlist);
2725 /* FTAG is enabled when there's key-value pair: enable_ftag=1 */
2726 if (rte_kvargs_process(kvlist, ftag_key,
2727 ftag_check_handler, NULL) < 0) {
2728 rte_kvargs_free(kvlist);
2731 rte_kvargs_free(kvlist);
2736 static void __attribute__((cold))
2737 fm10k_set_tx_function(struct rte_eth_dev *dev)
2739 struct fm10k_tx_queue *txq;
2742 uint16_t tx_ftag_en = 0;
2744 if (fm10k_check_ftag(dev->pci_dev->device.devargs))
2747 for (i = 0; i < dev->data->nb_tx_queues; i++) {
2748 txq = dev->data->tx_queues[i];
2749 txq->tx_ftag_en = tx_ftag_en;
2750 /* Check if Vector Tx is satisfied */
2751 if (fm10k_tx_vec_condition_check(txq))
2756 PMD_INIT_LOG(DEBUG, "Use vector Tx func");
2757 for (i = 0; i < dev->data->nb_tx_queues; i++) {
2758 txq = dev->data->tx_queues[i];
2759 fm10k_txq_vec_setup(txq);
2761 dev->tx_pkt_burst = fm10k_xmit_pkts_vec;
2763 dev->tx_pkt_burst = fm10k_xmit_pkts;
2764 PMD_INIT_LOG(DEBUG, "Use regular Tx func");
2768 static void __attribute__((cold))
2769 fm10k_set_rx_function(struct rte_eth_dev *dev)
2771 struct fm10k_dev_info *dev_info =
2772 FM10K_DEV_PRIVATE_TO_INFO(dev->data->dev_private);
2773 uint16_t i, rx_using_sse;
2774 uint16_t rx_ftag_en = 0;
2776 if (fm10k_check_ftag(dev->pci_dev->device.devargs))
2779 /* In order to allow Vector Rx there are a few configuration
2780 * conditions to be met.
2782 if (!fm10k_rx_vec_condition_check(dev) &&
2783 dev_info->rx_vec_allowed && !rx_ftag_en) {
2784 if (dev->data->scattered_rx)
2785 dev->rx_pkt_burst = fm10k_recv_scattered_pkts_vec;
2787 dev->rx_pkt_burst = fm10k_recv_pkts_vec;
2788 } else if (dev->data->scattered_rx)
2789 dev->rx_pkt_burst = fm10k_recv_scattered_pkts;
2791 dev->rx_pkt_burst = fm10k_recv_pkts;
2794 (dev->rx_pkt_burst == fm10k_recv_scattered_pkts_vec ||
2795 dev->rx_pkt_burst == fm10k_recv_pkts_vec);
2798 PMD_INIT_LOG(DEBUG, "Use vector Rx func");
2800 PMD_INIT_LOG(DEBUG, "Use regular Rx func");
2802 for (i = 0; i < dev->data->nb_rx_queues; i++) {
2803 struct fm10k_rx_queue *rxq = dev->data->rx_queues[i];
2805 rxq->rx_using_sse = rx_using_sse;
2806 rxq->rx_ftag_en = rx_ftag_en;
2811 fm10k_params_init(struct rte_eth_dev *dev)
2813 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2814 struct fm10k_dev_info *info =
2815 FM10K_DEV_PRIVATE_TO_INFO(dev->data->dev_private);
2817 /* Inialize bus info. Normally we would call fm10k_get_bus_info(), but
2818 * there is no way to get link status without reading BAR4. Until this
2819 * works, assume we have maximum bandwidth.
2820 * @todo - fix bus info
2822 hw->bus_caps.speed = fm10k_bus_speed_8000;
2823 hw->bus_caps.width = fm10k_bus_width_pcie_x8;
2824 hw->bus_caps.payload = fm10k_bus_payload_512;
2825 hw->bus.speed = fm10k_bus_speed_8000;
2826 hw->bus.width = fm10k_bus_width_pcie_x8;
2827 hw->bus.payload = fm10k_bus_payload_256;
2829 info->rx_vec_allowed = true;
2833 eth_fm10k_dev_init(struct rte_eth_dev *dev)
2835 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2837 struct fm10k_macvlan_filter_info *macvlan;
2839 PMD_INIT_FUNC_TRACE();
2841 dev->dev_ops = &fm10k_eth_dev_ops;
2842 dev->rx_pkt_burst = &fm10k_recv_pkts;
2843 dev->tx_pkt_burst = &fm10k_xmit_pkts;
2845 /* only initialize in the primary process */
2846 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2849 rte_eth_copy_pci_info(dev, dev->pci_dev);
2851 macvlan = FM10K_DEV_PRIVATE_TO_MACVLAN(dev->data->dev_private);
2852 memset(macvlan, 0, sizeof(*macvlan));
2853 /* Vendor and Device ID need to be set before init of shared code */
2854 memset(hw, 0, sizeof(*hw));
2855 hw->device_id = dev->pci_dev->id.device_id;
2856 hw->vendor_id = dev->pci_dev->id.vendor_id;
2857 hw->subsystem_device_id = dev->pci_dev->id.subsystem_device_id;
2858 hw->subsystem_vendor_id = dev->pci_dev->id.subsystem_vendor_id;
2859 hw->revision_id = 0;
2860 hw->hw_addr = (void *)dev->pci_dev->mem_resource[0].addr;
2861 if (hw->hw_addr == NULL) {
2862 PMD_INIT_LOG(ERR, "Bad mem resource."
2863 " Try to blacklist unused devices.");
2867 /* Store fm10k_adapter pointer */
2868 hw->back = dev->data->dev_private;
2870 /* Initialize the shared code */
2871 diag = fm10k_init_shared_code(hw);
2872 if (diag != FM10K_SUCCESS) {
2873 PMD_INIT_LOG(ERR, "Shared code init failed: %d", diag);
2877 /* Initialize parameters */
2878 fm10k_params_init(dev);
2880 /* Initialize the hw */
2881 diag = fm10k_init_hw(hw);
2882 if (diag != FM10K_SUCCESS) {
2883 PMD_INIT_LOG(ERR, "Hardware init failed: %d", diag);
2887 /* Initialize MAC address(es) */
2888 dev->data->mac_addrs = rte_zmalloc("fm10k",
2889 ETHER_ADDR_LEN * FM10K_MAX_MACADDR_NUM, 0);
2890 if (dev->data->mac_addrs == NULL) {
2891 PMD_INIT_LOG(ERR, "Cannot allocate memory for MAC addresses");
2895 diag = fm10k_read_mac_addr(hw);
2897 ether_addr_copy((const struct ether_addr *)hw->mac.addr,
2898 &dev->data->mac_addrs[0]);
2900 if (diag != FM10K_SUCCESS ||
2901 !is_valid_assigned_ether_addr(dev->data->mac_addrs)) {
2903 /* Generate a random addr */
2904 eth_random_addr(hw->mac.addr);
2905 memcpy(hw->mac.perm_addr, hw->mac.addr, ETH_ALEN);
2906 ether_addr_copy((const struct ether_addr *)hw->mac.addr,
2907 &dev->data->mac_addrs[0]);
2910 /* Reset the hw statistics */
2911 fm10k_stats_reset(dev);
2914 diag = fm10k_reset_hw(hw);
2915 if (diag != FM10K_SUCCESS) {
2916 PMD_INIT_LOG(ERR, "Hardware reset failed: %d", diag);
2920 /* Setup mailbox service */
2921 diag = fm10k_setup_mbx_service(hw);
2922 if (diag != FM10K_SUCCESS) {
2923 PMD_INIT_LOG(ERR, "Failed to setup mailbox: %d", diag);
2927 /*PF/VF has different interrupt handling mechanism */
2928 if (hw->mac.type == fm10k_mac_pf) {
2929 /* register callback func to eal lib */
2930 rte_intr_callback_register(&(dev->pci_dev->intr_handle),
2931 fm10k_dev_interrupt_handler_pf, (void *)dev);
2933 /* enable MISC interrupt */
2934 fm10k_dev_enable_intr_pf(dev);
2936 rte_intr_callback_register(&(dev->pci_dev->intr_handle),
2937 fm10k_dev_interrupt_handler_vf, (void *)dev);
2939 fm10k_dev_enable_intr_vf(dev);
2942 /* Enable intr after callback registered */
2943 rte_intr_enable(&(dev->pci_dev->intr_handle));
2945 hw->mac.ops.update_int_moderator(hw);
2947 /* Make sure Switch Manager is ready before going forward. */
2948 if (hw->mac.type == fm10k_mac_pf) {
2949 int switch_ready = 0;
2951 for (i = 0; i < MAX_QUERY_SWITCH_STATE_TIMES; i++) {
2953 hw->mac.ops.get_host_state(hw, &switch_ready);
2954 fm10k_mbx_unlock(hw);
2957 /* Delay some time to acquire async LPORT_MAP info. */
2958 rte_delay_us(WAIT_SWITCH_MSG_US);
2961 if (switch_ready == 0) {
2962 PMD_INIT_LOG(ERR, "switch is not ready");
2968 * Below function will trigger operations on mailbox, acquire lock to
2969 * avoid race condition from interrupt handler. Operations on mailbox
2970 * FIFO will trigger interrupt to PF/SM, in which interrupt handler
2971 * will handle and generate an interrupt to our side. Then, FIFO in
2972 * mailbox will be touched.
2975 /* Enable port first */
2976 hw->mac.ops.update_lport_state(hw, hw->mac.dglort_map,
2979 /* Set unicast mode by default. App can change to other mode in other
2982 hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
2983 FM10K_XCAST_MODE_NONE);
2985 fm10k_mbx_unlock(hw);
2987 /* Make sure default VID is ready before going forward. */
2988 if (hw->mac.type == fm10k_mac_pf) {
2989 for (i = 0; i < MAX_QUERY_SWITCH_STATE_TIMES; i++) {
2990 if (hw->mac.default_vid)
2992 /* Delay some time to acquire async port VLAN info. */
2993 rte_delay_us(WAIT_SWITCH_MSG_US);
2996 if (!hw->mac.default_vid) {
2997 PMD_INIT_LOG(ERR, "default VID is not ready");
3002 /* Add default mac address */
3003 fm10k_MAC_filter_set(dev, hw->mac.addr, true,
3004 MAIN_VSI_POOL_NUMBER);
3010 eth_fm10k_dev_uninit(struct rte_eth_dev *dev)
3012 struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
3014 PMD_INIT_FUNC_TRACE();
3016 /* only uninitialize in the primary process */
3017 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
3020 /* safe to close dev here */
3021 fm10k_dev_close(dev);
3023 dev->dev_ops = NULL;
3024 dev->rx_pkt_burst = NULL;
3025 dev->tx_pkt_burst = NULL;
3027 /* disable uio/vfio intr */
3028 rte_intr_disable(&(dev->pci_dev->intr_handle));
3030 /*PF/VF has different interrupt handling mechanism */
3031 if (hw->mac.type == fm10k_mac_pf) {
3032 /* disable interrupt */
3033 fm10k_dev_disable_intr_pf(dev);
3035 /* unregister callback func to eal lib */
3036 rte_intr_callback_unregister(&(dev->pci_dev->intr_handle),
3037 fm10k_dev_interrupt_handler_pf, (void *)dev);
3039 /* disable interrupt */
3040 fm10k_dev_disable_intr_vf(dev);
3042 rte_intr_callback_unregister(&(dev->pci_dev->intr_handle),
3043 fm10k_dev_interrupt_handler_vf, (void *)dev);
3046 /* free mac memory */
3047 if (dev->data->mac_addrs) {
3048 rte_free(dev->data->mac_addrs);
3049 dev->data->mac_addrs = NULL;
3052 memset(hw, 0, sizeof(*hw));
3058 * The set of PCI devices this driver supports. This driver will enable both PF
3059 * and SRIOV-VF devices.
3061 static const struct rte_pci_id pci_id_fm10k_map[] = {
3062 { RTE_PCI_DEVICE(FM10K_INTEL_VENDOR_ID, FM10K_DEV_ID_PF) },
3063 { RTE_PCI_DEVICE(FM10K_INTEL_VENDOR_ID, FM10K_DEV_ID_SDI_FM10420_QDA2) },
3064 { RTE_PCI_DEVICE(FM10K_INTEL_VENDOR_ID, FM10K_DEV_ID_VF) },
3065 { .vendor_id = 0, /* sentinel */ },
3068 static struct eth_driver rte_pmd_fm10k = {
3070 .id_table = pci_id_fm10k_map,
3071 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
3072 RTE_PCI_DRV_DETACHABLE,
3073 .probe = rte_eth_dev_pci_probe,
3074 .remove = rte_eth_dev_pci_remove,
3076 .eth_dev_init = eth_fm10k_dev_init,
3077 .eth_dev_uninit = eth_fm10k_dev_uninit,
3078 .dev_private_size = sizeof(struct fm10k_adapter),
3081 RTE_PMD_REGISTER_PCI(net_fm10k, rte_pmd_fm10k.pci_drv);
3082 RTE_PMD_REGISTER_PCI_TABLE(net_fm10k, pci_id_fm10k_map);