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-rw-r--r--drivers/net/cxgb4/cxgb4.h15
-rw-r--r--drivers/net/cxgb4/cxgb4_main.c68
-rw-r--r--drivers/net/cxgb4/cxgb4_uld.h6
-rw-r--r--drivers/net/cxgb4/l2t.c34
-rw-r--r--drivers/net/cxgb4/l2t.h3
-rw-r--r--drivers/net/cxgb4/t4_hw.c332
6 files changed, 3 insertions, 455 deletions
diff --git a/drivers/net/cxgb4/cxgb4.h b/drivers/net/cxgb4/cxgb4.h
index 3ece9f5069fa..eaa49e4119f1 100644
--- a/drivers/net/cxgb4/cxgb4.h
+++ b/drivers/net/cxgb4/cxgb4.h
@@ -592,7 +592,6 @@ void t4_os_portmod_changed(const struct adapter *adap, int port_id);
592void t4_os_link_changed(struct adapter *adap, int port_id, int link_stat); 592void t4_os_link_changed(struct adapter *adap, int port_id, int link_stat);
593 593
594void *t4_alloc_mem(size_t size); 594void *t4_alloc_mem(size_t size);
595void t4_free_mem(void *addr);
596 595
597void t4_free_sge_resources(struct adapter *adap); 596void t4_free_sge_resources(struct adapter *adap);
598irq_handler_t t4_intr_handler(struct adapter *adap); 597irq_handler_t t4_intr_handler(struct adapter *adap);
@@ -651,7 +650,6 @@ static inline int t4_wr_mbox_ns(struct adapter *adap, int mbox, const void *cmd,
651 650
652void t4_intr_enable(struct adapter *adapter); 651void t4_intr_enable(struct adapter *adapter);
653void t4_intr_disable(struct adapter *adapter); 652void t4_intr_disable(struct adapter *adapter);
654void t4_intr_clear(struct adapter *adapter);
655int t4_slow_intr_handler(struct adapter *adapter); 653int t4_slow_intr_handler(struct adapter *adapter);
656 654
657int t4_wait_dev_ready(struct adapter *adap); 655int t4_wait_dev_ready(struct adapter *adap);
@@ -664,24 +662,16 @@ int t4_check_fw_version(struct adapter *adapter);
664int t4_prep_adapter(struct adapter *adapter); 662int t4_prep_adapter(struct adapter *adapter);
665int t4_port_init(struct adapter *adap, int mbox, int pf, int vf); 663int t4_port_init(struct adapter *adap, int mbox, int pf, int vf);
666void t4_fatal_err(struct adapter *adapter); 664void t4_fatal_err(struct adapter *adapter);
667int t4_set_trace_filter(struct adapter *adapter, const struct trace_params *tp,
668 int filter_index, int enable);
669void t4_get_trace_filter(struct adapter *adapter, struct trace_params *tp,
670 int filter_index, int *enabled);
671int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid, 665int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid,
672 int start, int n, const u16 *rspq, unsigned int nrspq); 666 int start, int n, const u16 *rspq, unsigned int nrspq);
673int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode, 667int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode,
674 unsigned int flags); 668 unsigned int flags);
675int t4_read_rss(struct adapter *adapter, u16 *entries);
676int t4_mc_read(struct adapter *adap, u32 addr, __be32 *data, u64 *parity); 669int t4_mc_read(struct adapter *adap, u32 addr, __be32 *data, u64 *parity);
677int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, 670int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data,
678 u64 *parity); 671 u64 *parity);
679 672
680void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p); 673void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p);
681void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p);
682
683void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log); 674void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log);
684void t4_tp_get_err_stats(struct adapter *adap, struct tp_err_stats *st);
685void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4, 675void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4,
686 struct tp_tcp_stats *v6); 676 struct tp_tcp_stats *v6);
687void t4_load_mtus(struct adapter *adap, const unsigned short *mtus, 677void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
@@ -711,8 +701,6 @@ int t4_cfg_pfvf(struct adapter *adap, unsigned int mbox, unsigned int pf,
711int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port, 701int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
712 unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac, 702 unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac,
713 unsigned int *rss_size); 703 unsigned int *rss_size);
714int t4_free_vi(struct adapter *adap, unsigned int mbox, unsigned int pf,
715 unsigned int vf, unsigned int viid);
716int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid, 704int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
717 int mtu, int promisc, int all_multi, int bcast, int vlanex, 705 int mtu, int promisc, int all_multi, int bcast, int vlanex,
718 bool sleep_ok); 706 bool sleep_ok);
@@ -731,9 +719,6 @@ int t4_mdio_rd(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
731 unsigned int mmd, unsigned int reg, u16 *valp); 719 unsigned int mmd, unsigned int reg, u16 *valp);
732int t4_mdio_wr(struct adapter *adap, unsigned int mbox, unsigned int phy_addr, 720int t4_mdio_wr(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
733 unsigned int mmd, unsigned int reg, u16 val); 721 unsigned int mmd, unsigned int reg, u16 val);
734int t4_iq_start_stop(struct adapter *adap, unsigned int mbox, bool start,
735 unsigned int pf, unsigned int vf, unsigned int iqid,
736 unsigned int fl0id, unsigned int fl1id);
737int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, 722int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
738 unsigned int vf, unsigned int iqtype, unsigned int iqid, 723 unsigned int vf, unsigned int iqtype, unsigned int iqid,
739 unsigned int fl0id, unsigned int fl1id); 724 unsigned int fl0id, unsigned int fl1id);
diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c
index 22169a73b7f7..930bd075a43e 100644
--- a/drivers/net/cxgb4/cxgb4_main.c
+++ b/drivers/net/cxgb4/cxgb4_main.c
@@ -880,7 +880,7 @@ void *t4_alloc_mem(size_t size)
880/* 880/*
881 * Free memory allocated through alloc_mem(). 881 * Free memory allocated through alloc_mem().
882 */ 882 */
883void t4_free_mem(void *addr) 883static void t4_free_mem(void *addr)
884{ 884{
885 if (is_vmalloc_addr(addr)) 885 if (is_vmalloc_addr(addr))
886 vfree(addr); 886 vfree(addr);
@@ -2206,8 +2206,8 @@ static void mk_tid_release(struct sk_buff *skb, unsigned int chan,
2206 * Queue a TID release request and if necessary schedule a work queue to 2206 * Queue a TID release request and if necessary schedule a work queue to
2207 * process it. 2207 * process it.
2208 */ 2208 */
2209void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan, 2209static void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan,
2210 unsigned int tid) 2210 unsigned int tid)
2211{ 2211{
2212 void **p = &t->tid_tab[tid]; 2212 void **p = &t->tid_tab[tid];
2213 struct adapter *adap = container_of(t, struct adapter, tids); 2213 struct adapter *adap = container_of(t, struct adapter, tids);
@@ -2222,7 +2222,6 @@ void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan,
2222 } 2222 }
2223 spin_unlock_bh(&adap->tid_release_lock); 2223 spin_unlock_bh(&adap->tid_release_lock);
2224} 2224}
2225EXPORT_SYMBOL(cxgb4_queue_tid_release);
2226 2225
2227/* 2226/*
2228 * Process the list of pending TID release requests. 2227 * Process the list of pending TID release requests.
@@ -2355,48 +2354,6 @@ int cxgb4_create_server(const struct net_device *dev, unsigned int stid,
2355EXPORT_SYMBOL(cxgb4_create_server); 2354EXPORT_SYMBOL(cxgb4_create_server);
2356 2355
2357/** 2356/**
2358 * cxgb4_create_server6 - create an IPv6 server
2359 * @dev: the device
2360 * @stid: the server TID
2361 * @sip: local IPv6 address to bind server to
2362 * @sport: the server's TCP port
2363 * @queue: queue to direct messages from this server to
2364 *
2365 * Create an IPv6 server for the given port and address.
2366 * Returns <0 on error and one of the %NET_XMIT_* values on success.
2367 */
2368int cxgb4_create_server6(const struct net_device *dev, unsigned int stid,
2369 const struct in6_addr *sip, __be16 sport,
2370 unsigned int queue)
2371{
2372 unsigned int chan;
2373 struct sk_buff *skb;
2374 struct adapter *adap;
2375 struct cpl_pass_open_req6 *req;
2376
2377 skb = alloc_skb(sizeof(*req), GFP_KERNEL);
2378 if (!skb)
2379 return -ENOMEM;
2380
2381 adap = netdev2adap(dev);
2382 req = (struct cpl_pass_open_req6 *)__skb_put(skb, sizeof(*req));
2383 INIT_TP_WR(req, 0);
2384 OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_PASS_OPEN_REQ6, stid));
2385 req->local_port = sport;
2386 req->peer_port = htons(0);
2387 req->local_ip_hi = *(__be64 *)(sip->s6_addr);
2388 req->local_ip_lo = *(__be64 *)(sip->s6_addr + 8);
2389 req->peer_ip_hi = cpu_to_be64(0);
2390 req->peer_ip_lo = cpu_to_be64(0);
2391 chan = rxq_to_chan(&adap->sge, queue);
2392 req->opt0 = cpu_to_be64(TX_CHAN(chan));
2393 req->opt1 = cpu_to_be64(CONN_POLICY_ASK |
2394 SYN_RSS_ENABLE | SYN_RSS_QUEUE(queue));
2395 return t4_mgmt_tx(adap, skb);
2396}
2397EXPORT_SYMBOL(cxgb4_create_server6);
2398
2399/**
2400 * cxgb4_best_mtu - find the entry in the MTU table closest to an MTU 2357 * cxgb4_best_mtu - find the entry in the MTU table closest to an MTU
2401 * @mtus: the HW MTU table 2358 * @mtus: the HW MTU table
2402 * @mtu: the target MTU 2359 * @mtu: the target MTU
@@ -2455,25 +2412,6 @@ unsigned int cxgb4_port_idx(const struct net_device *dev)
2455} 2412}
2456EXPORT_SYMBOL(cxgb4_port_idx); 2413EXPORT_SYMBOL(cxgb4_port_idx);
2457 2414
2458/**
2459 * cxgb4_netdev_by_hwid - return the net device of a HW port
2460 * @pdev: identifies the adapter
2461 * @id: the HW port id
2462 *
2463 * Return the net device associated with the interface with the given HW
2464 * id.
2465 */
2466struct net_device *cxgb4_netdev_by_hwid(struct pci_dev *pdev, unsigned int id)
2467{
2468 const struct adapter *adap = pci_get_drvdata(pdev);
2469
2470 if (!adap || id >= NCHAN)
2471 return NULL;
2472 id = adap->chan_map[id];
2473 return id < MAX_NPORTS ? adap->port[id] : NULL;
2474}
2475EXPORT_SYMBOL(cxgb4_netdev_by_hwid);
2476
2477void cxgb4_get_tcp_stats(struct pci_dev *pdev, struct tp_tcp_stats *v4, 2415void cxgb4_get_tcp_stats(struct pci_dev *pdev, struct tp_tcp_stats *v4,
2478 struct tp_tcp_stats *v6) 2416 struct tp_tcp_stats *v6)
2479{ 2417{
diff --git a/drivers/net/cxgb4/cxgb4_uld.h b/drivers/net/cxgb4/cxgb4_uld.h
index 85d74e751ce0..1b48c0170145 100644
--- a/drivers/net/cxgb4/cxgb4_uld.h
+++ b/drivers/net/cxgb4/cxgb4_uld.h
@@ -139,16 +139,11 @@ int cxgb4_alloc_stid(struct tid_info *t, int family, void *data);
139void cxgb4_free_atid(struct tid_info *t, unsigned int atid); 139void cxgb4_free_atid(struct tid_info *t, unsigned int atid);
140void cxgb4_free_stid(struct tid_info *t, unsigned int stid, int family); 140void cxgb4_free_stid(struct tid_info *t, unsigned int stid, int family);
141void cxgb4_remove_tid(struct tid_info *t, unsigned int qid, unsigned int tid); 141void cxgb4_remove_tid(struct tid_info *t, unsigned int qid, unsigned int tid);
142void cxgb4_queue_tid_release(struct tid_info *t, unsigned int chan,
143 unsigned int tid);
144 142
145struct in6_addr; 143struct in6_addr;
146 144
147int cxgb4_create_server(const struct net_device *dev, unsigned int stid, 145int cxgb4_create_server(const struct net_device *dev, unsigned int stid,
148 __be32 sip, __be16 sport, unsigned int queue); 146 __be32 sip, __be16 sport, unsigned int queue);
149int cxgb4_create_server6(const struct net_device *dev, unsigned int stid,
150 const struct in6_addr *sip, __be16 sport,
151 unsigned int queue);
152 147
153static inline void set_wr_txq(struct sk_buff *skb, int prio, int queue) 148static inline void set_wr_txq(struct sk_buff *skb, int prio, int queue)
154{ 149{
@@ -233,7 +228,6 @@ int cxgb4_ofld_send(struct net_device *dev, struct sk_buff *skb);
233unsigned int cxgb4_port_chan(const struct net_device *dev); 228unsigned int cxgb4_port_chan(const struct net_device *dev);
234unsigned int cxgb4_port_viid(const struct net_device *dev); 229unsigned int cxgb4_port_viid(const struct net_device *dev);
235unsigned int cxgb4_port_idx(const struct net_device *dev); 230unsigned int cxgb4_port_idx(const struct net_device *dev);
236struct net_device *cxgb4_netdev_by_hwid(struct pci_dev *pdev, unsigned int id);
237unsigned int cxgb4_best_mtu(const unsigned short *mtus, unsigned short mtu, 231unsigned int cxgb4_best_mtu(const unsigned short *mtus, unsigned short mtu,
238 unsigned int *idx); 232 unsigned int *idx);
239void cxgb4_get_tcp_stats(struct pci_dev *pdev, struct tp_tcp_stats *v4, 233void cxgb4_get_tcp_stats(struct pci_dev *pdev, struct tp_tcp_stats *v4,
diff --git a/drivers/net/cxgb4/l2t.c b/drivers/net/cxgb4/l2t.c
index e8f0f55e9d08..a2d323c473f8 100644
--- a/drivers/net/cxgb4/l2t.c
+++ b/drivers/net/cxgb4/l2t.c
@@ -481,40 +481,6 @@ void t4_l2t_update(struct adapter *adap, struct neighbour *neigh)
481 handle_failed_resolution(adap, arpq); 481 handle_failed_resolution(adap, arpq);
482} 482}
483 483
484/*
485 * Allocate an L2T entry for use by a switching rule. Such entries need to be
486 * explicitly freed and while busy they are not on any hash chain, so normal
487 * address resolution updates do not see them.
488 */
489struct l2t_entry *t4_l2t_alloc_switching(struct l2t_data *d)
490{
491 struct l2t_entry *e;
492
493 write_lock_bh(&d->lock);
494 e = alloc_l2e(d);
495 if (e) {
496 spin_lock(&e->lock); /* avoid race with t4_l2t_free */
497 e->state = L2T_STATE_SWITCHING;
498 atomic_set(&e->refcnt, 1);
499 spin_unlock(&e->lock);
500 }
501 write_unlock_bh(&d->lock);
502 return e;
503}
504
505/*
506 * Sets/updates the contents of a switching L2T entry that has been allocated
507 * with an earlier call to @t4_l2t_alloc_switching.
508 */
509int t4_l2t_set_switching(struct adapter *adap, struct l2t_entry *e, u16 vlan,
510 u8 port, u8 *eth_addr)
511{
512 e->vlan = vlan;
513 e->lport = port;
514 memcpy(e->dmac, eth_addr, ETH_ALEN);
515 return write_l2e(adap, e, 0);
516}
517
518struct l2t_data *t4_init_l2t(void) 484struct l2t_data *t4_init_l2t(void)
519{ 485{
520 int i; 486 int i;
diff --git a/drivers/net/cxgb4/l2t.h b/drivers/net/cxgb4/l2t.h
index 643f27ed3cf4..7bd8f42378ff 100644
--- a/drivers/net/cxgb4/l2t.h
+++ b/drivers/net/cxgb4/l2t.h
@@ -100,9 +100,6 @@ struct l2t_entry *cxgb4_l2t_get(struct l2t_data *d, struct neighbour *neigh,
100 unsigned int priority); 100 unsigned int priority);
101 101
102void t4_l2t_update(struct adapter *adap, struct neighbour *neigh); 102void t4_l2t_update(struct adapter *adap, struct neighbour *neigh);
103struct l2t_entry *t4_l2t_alloc_switching(struct l2t_data *d);
104int t4_l2t_set_switching(struct adapter *adap, struct l2t_entry *e, u16 vlan,
105 u8 port, u8 *eth_addr);
106struct l2t_data *t4_init_l2t(void); 103struct l2t_data *t4_init_l2t(void);
107void do_l2t_write_rpl(struct adapter *p, const struct cpl_l2t_write_rpl *rpl); 104void do_l2t_write_rpl(struct adapter *p, const struct cpl_l2t_write_rpl *rpl);
108 105
diff --git a/drivers/net/cxgb4/t4_hw.c b/drivers/net/cxgb4/t4_hw.c
index 9e1a4b49b47a..bb813d94aea8 100644
--- a/drivers/net/cxgb4/t4_hw.c
+++ b/drivers/net/cxgb4/t4_hw.c
@@ -120,30 +120,6 @@ static void t4_read_indirect(struct adapter *adap, unsigned int addr_reg,
120 } 120 }
121} 121}
122 122
123#if 0
124/**
125 * t4_write_indirect - write indirectly addressed registers
126 * @adap: the adapter
127 * @addr_reg: register holding the indirect addresses
128 * @data_reg: register holding the value for the indirect registers
129 * @vals: values to write
130 * @nregs: how many indirect registers to write
131 * @start_idx: address of first indirect register to write
132 *
133 * Writes a sequential block of registers that are accessed indirectly
134 * through an address/data register pair.
135 */
136static void t4_write_indirect(struct adapter *adap, unsigned int addr_reg,
137 unsigned int data_reg, const u32 *vals,
138 unsigned int nregs, unsigned int start_idx)
139{
140 while (nregs--) {
141 t4_write_reg(adap, addr_reg, start_idx++);
142 t4_write_reg(adap, data_reg, *vals++);
143 }
144}
145#endif
146
147/* 123/*
148 * Get the reply to a mailbox command and store it in @rpl in big-endian order. 124 * Get the reply to a mailbox command and store it in @rpl in big-endian order.
149 */ 125 */
@@ -1560,44 +1536,6 @@ void t4_intr_disable(struct adapter *adapter)
1560} 1536}
1561 1537
1562/** 1538/**
1563 * t4_intr_clear - clear all interrupts
1564 * @adapter: the adapter whose interrupts should be cleared
1565 *
1566 * Clears all interrupts. The caller must be a PCI function managing
1567 * global interrupts.
1568 */
1569void t4_intr_clear(struct adapter *adapter)
1570{
1571 static const unsigned int cause_reg[] = {
1572 SGE_INT_CAUSE1, SGE_INT_CAUSE2, SGE_INT_CAUSE3,
1573 PCIE_CORE_UTL_SYSTEM_BUS_AGENT_STATUS,
1574 PCIE_CORE_UTL_PCI_EXPRESS_PORT_STATUS,
1575 PCIE_NONFAT_ERR, PCIE_INT_CAUSE,
1576 MC_INT_CAUSE,
1577 MA_INT_WRAP_STATUS, MA_PARITY_ERROR_STATUS, MA_INT_CAUSE,
1578 EDC_INT_CAUSE, EDC_REG(EDC_INT_CAUSE, 1),
1579 CIM_HOST_INT_CAUSE, CIM_HOST_UPACC_INT_CAUSE,
1580 MYPF_REG(CIM_PF_HOST_INT_CAUSE),
1581 TP_INT_CAUSE,
1582 ULP_RX_INT_CAUSE, ULP_TX_INT_CAUSE,
1583 PM_RX_INT_CAUSE, PM_TX_INT_CAUSE,
1584 MPS_RX_PERR_INT_CAUSE,
1585 CPL_INTR_CAUSE,
1586 MYPF_REG(PL_PF_INT_CAUSE),
1587 PL_PL_INT_CAUSE,
1588 LE_DB_INT_CAUSE,
1589 };
1590
1591 unsigned int i;
1592
1593 for (i = 0; i < ARRAY_SIZE(cause_reg); ++i)
1594 t4_write_reg(adapter, cause_reg[i], 0xffffffff);
1595
1596 t4_write_reg(adapter, PL_INT_CAUSE, GLBL_INTR_MASK);
1597 (void) t4_read_reg(adapter, PL_INT_CAUSE); /* flush */
1598}
1599
1600/**
1601 * hash_mac_addr - return the hash value of a MAC address 1539 * hash_mac_addr - return the hash value of a MAC address
1602 * @addr: the 48-bit Ethernet MAC address 1540 * @addr: the 48-bit Ethernet MAC address
1603 * 1541 *
@@ -1709,36 +1647,6 @@ int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode,
1709 return t4_wr_mbox(adapter, mbox, &c, sizeof(c), NULL); 1647 return t4_wr_mbox(adapter, mbox, &c, sizeof(c), NULL);
1710} 1648}
1711 1649
1712/* Read an RSS table row */
1713static int rd_rss_row(struct adapter *adap, int row, u32 *val)
1714{
1715 t4_write_reg(adap, TP_RSS_LKP_TABLE, 0xfff00000 | row);
1716 return t4_wait_op_done_val(adap, TP_RSS_LKP_TABLE, LKPTBLROWVLD, 1,
1717 5, 0, val);
1718}
1719
1720/**
1721 * t4_read_rss - read the contents of the RSS mapping table
1722 * @adapter: the adapter
1723 * @map: holds the contents of the RSS mapping table
1724 *
1725 * Reads the contents of the RSS hash->queue mapping table.
1726 */
1727int t4_read_rss(struct adapter *adapter, u16 *map)
1728{
1729 u32 val;
1730 int i, ret;
1731
1732 for (i = 0; i < RSS_NENTRIES / 2; ++i) {
1733 ret = rd_rss_row(adapter, i, &val);
1734 if (ret)
1735 return ret;
1736 *map++ = LKPTBLQUEUE0_GET(val);
1737 *map++ = LKPTBLQUEUE1_GET(val);
1738 }
1739 return 0;
1740}
1741
1742/** 1650/**
1743 * t4_tp_get_tcp_stats - read TP's TCP MIB counters 1651 * t4_tp_get_tcp_stats - read TP's TCP MIB counters
1744 * @adap: the adapter 1652 * @adap: the adapter
@@ -1779,29 +1687,6 @@ void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4,
1779} 1687}
1780 1688
1781/** 1689/**
1782 * t4_tp_get_err_stats - read TP's error MIB counters
1783 * @adap: the adapter
1784 * @st: holds the counter values
1785 *
1786 * Returns the values of TP's error counters.
1787 */
1788void t4_tp_get_err_stats(struct adapter *adap, struct tp_err_stats *st)
1789{
1790 t4_read_indirect(adap, TP_MIB_INDEX, TP_MIB_DATA, st->macInErrs,
1791 12, TP_MIB_MAC_IN_ERR_0);
1792 t4_read_indirect(adap, TP_MIB_INDEX, TP_MIB_DATA, st->tnlCongDrops,
1793 8, TP_MIB_TNL_CNG_DROP_0);
1794 t4_read_indirect(adap, TP_MIB_INDEX, TP_MIB_DATA, st->tnlTxDrops,
1795 4, TP_MIB_TNL_DROP_0);
1796 t4_read_indirect(adap, TP_MIB_INDEX, TP_MIB_DATA, st->ofldVlanDrops,
1797 4, TP_MIB_OFD_VLN_DROP_0);
1798 t4_read_indirect(adap, TP_MIB_INDEX, TP_MIB_DATA, st->tcp6InErrs,
1799 4, TP_MIB_TCP_V6IN_ERR_0);
1800 t4_read_indirect(adap, TP_MIB_INDEX, TP_MIB_DATA, &st->ofldNoNeigh,
1801 2, TP_MIB_OFD_ARP_DROP);
1802}
1803
1804/**
1805 * t4_read_mtu_tbl - returns the values in the HW path MTU table 1690 * t4_read_mtu_tbl - returns the values in the HW path MTU table
1806 * @adap: the adapter 1691 * @adap: the adapter
1807 * @mtus: where to store the MTU values 1692 * @mtus: where to store the MTU values
@@ -1916,122 +1801,6 @@ void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
1916} 1801}
1917 1802
1918/** 1803/**
1919 * t4_set_trace_filter - configure one of the tracing filters
1920 * @adap: the adapter
1921 * @tp: the desired trace filter parameters
1922 * @idx: which filter to configure
1923 * @enable: whether to enable or disable the filter
1924 *
1925 * Configures one of the tracing filters available in HW. If @enable is
1926 * %0 @tp is not examined and may be %NULL.
1927 */
1928int t4_set_trace_filter(struct adapter *adap, const struct trace_params *tp,
1929 int idx, int enable)
1930{
1931 int i, ofst = idx * 4;
1932 u32 data_reg, mask_reg, cfg;
1933 u32 multitrc = TRCMULTIFILTER;
1934
1935 if (!enable) {
1936 t4_write_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + ofst, 0);
1937 goto out;
1938 }
1939
1940 if (tp->port > 11 || tp->invert > 1 || tp->skip_len > 0x1f ||
1941 tp->skip_ofst > 0x1f || tp->min_len > 0x1ff ||
1942 tp->snap_len > 9600 || (idx && tp->snap_len > 256))
1943 return -EINVAL;
1944
1945 if (tp->snap_len > 256) { /* must be tracer 0 */
1946 if ((t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + 4) |
1947 t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + 8) |
1948 t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + 12)) & TFEN)
1949 return -EINVAL; /* other tracers are enabled */
1950 multitrc = 0;
1951 } else if (idx) {
1952 i = t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_B);
1953 if (TFCAPTUREMAX_GET(i) > 256 &&
1954 (t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A) & TFEN))
1955 return -EINVAL;
1956 }
1957
1958 /* stop the tracer we'll be changing */
1959 t4_write_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + ofst, 0);
1960
1961 /* disable tracing globally if running in the wrong single/multi mode */
1962 cfg = t4_read_reg(adap, MPS_TRC_CFG);
1963 if ((cfg & TRCEN) && multitrc != (cfg & TRCMULTIFILTER)) {
1964 t4_write_reg(adap, MPS_TRC_CFG, cfg ^ TRCEN);
1965 t4_read_reg(adap, MPS_TRC_CFG); /* flush */
1966 msleep(1);
1967 if (!(t4_read_reg(adap, MPS_TRC_CFG) & TRCFIFOEMPTY))
1968 return -ETIMEDOUT;
1969 }
1970 /*
1971 * At this point either the tracing is enabled and in the right mode or
1972 * disabled.
1973 */
1974
1975 idx *= (MPS_TRC_FILTER1_MATCH - MPS_TRC_FILTER0_MATCH);
1976 data_reg = MPS_TRC_FILTER0_MATCH + idx;
1977 mask_reg = MPS_TRC_FILTER0_DONT_CARE + idx;
1978
1979 for (i = 0; i < TRACE_LEN / 4; i++, data_reg += 4, mask_reg += 4) {
1980 t4_write_reg(adap, data_reg, tp->data[i]);
1981 t4_write_reg(adap, mask_reg, ~tp->mask[i]);
1982 }
1983 t4_write_reg(adap, MPS_TRC_FILTER_MATCH_CTL_B + ofst,
1984 TFCAPTUREMAX(tp->snap_len) |
1985 TFMINPKTSIZE(tp->min_len));
1986 t4_write_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + ofst,
1987 TFOFFSET(tp->skip_ofst) | TFLENGTH(tp->skip_len) |
1988 TFPORT(tp->port) | TFEN |
1989 (tp->invert ? TFINVERTMATCH : 0));
1990
1991 cfg &= ~TRCMULTIFILTER;
1992 t4_write_reg(adap, MPS_TRC_CFG, cfg | TRCEN | multitrc);
1993out: t4_read_reg(adap, MPS_TRC_CFG); /* flush */
1994 return 0;
1995}
1996
1997/**
1998 * t4_get_trace_filter - query one of the tracing filters
1999 * @adap: the adapter
2000 * @tp: the current trace filter parameters
2001 * @idx: which trace filter to query
2002 * @enabled: non-zero if the filter is enabled
2003 *
2004 * Returns the current settings of one of the HW tracing filters.
2005 */
2006void t4_get_trace_filter(struct adapter *adap, struct trace_params *tp, int idx,
2007 int *enabled)
2008{
2009 u32 ctla, ctlb;
2010 int i, ofst = idx * 4;
2011 u32 data_reg, mask_reg;
2012
2013 ctla = t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_A + ofst);
2014 ctlb = t4_read_reg(adap, MPS_TRC_FILTER_MATCH_CTL_B + ofst);
2015
2016 *enabled = !!(ctla & TFEN);
2017 tp->snap_len = TFCAPTUREMAX_GET(ctlb);
2018 tp->min_len = TFMINPKTSIZE_GET(ctlb);
2019 tp->skip_ofst = TFOFFSET_GET(ctla);
2020 tp->skip_len = TFLENGTH_GET(ctla);
2021 tp->invert = !!(ctla & TFINVERTMATCH);
2022 tp->port = TFPORT_GET(ctla);
2023
2024 ofst = (MPS_TRC_FILTER1_MATCH - MPS_TRC_FILTER0_MATCH) * idx;
2025 data_reg = MPS_TRC_FILTER0_MATCH + ofst;
2026 mask_reg = MPS_TRC_FILTER0_DONT_CARE + ofst;
2027
2028 for (i = 0; i < TRACE_LEN / 4; i++, data_reg += 4, mask_reg += 4) {
2029 tp->mask[i] = ~t4_read_reg(adap, mask_reg);
2030 tp->data[i] = t4_read_reg(adap, data_reg) & tp->mask[i];
2031 }
2032}
2033
2034/**
2035 * get_mps_bg_map - return the buffer groups associated with a port 1804 * get_mps_bg_map - return the buffer groups associated with a port
2036 * @adap: the adapter 1805 * @adap: the adapter
2037 * @idx: the port index 1806 * @idx: the port index
@@ -2133,52 +1902,6 @@ void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p)
2133} 1902}
2134 1903
2135/** 1904/**
2136 * t4_get_lb_stats - collect loopback port statistics
2137 * @adap: the adapter
2138 * @idx: the loopback port index
2139 * @p: the stats structure to fill
2140 *
2141 * Return HW statistics for the given loopback port.
2142 */
2143void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p)
2144{
2145 u32 bgmap = get_mps_bg_map(adap, idx);
2146
2147#define GET_STAT(name) \
2148 t4_read_reg64(adap, PORT_REG(idx, MPS_PORT_STAT_LB_PORT_##name##_L))
2149#define GET_STAT_COM(name) t4_read_reg64(adap, MPS_STAT_##name##_L)
2150
2151 p->octets = GET_STAT(BYTES);
2152 p->frames = GET_STAT(FRAMES);
2153 p->bcast_frames = GET_STAT(BCAST);
2154 p->mcast_frames = GET_STAT(MCAST);
2155 p->ucast_frames = GET_STAT(UCAST);
2156 p->error_frames = GET_STAT(ERROR);
2157
2158 p->frames_64 = GET_STAT(64B);
2159 p->frames_65_127 = GET_STAT(65B_127B);
2160 p->frames_128_255 = GET_STAT(128B_255B);
2161 p->frames_256_511 = GET_STAT(256B_511B);
2162 p->frames_512_1023 = GET_STAT(512B_1023B);
2163 p->frames_1024_1518 = GET_STAT(1024B_1518B);
2164 p->frames_1519_max = GET_STAT(1519B_MAX);
2165 p->drop = t4_read_reg(adap, PORT_REG(idx,
2166 MPS_PORT_STAT_LB_PORT_DROP_FRAMES));
2167
2168 p->ovflow0 = (bgmap & 1) ? GET_STAT_COM(RX_BG_0_LB_DROP_FRAME) : 0;
2169 p->ovflow1 = (bgmap & 2) ? GET_STAT_COM(RX_BG_1_LB_DROP_FRAME) : 0;
2170 p->ovflow2 = (bgmap & 4) ? GET_STAT_COM(RX_BG_2_LB_DROP_FRAME) : 0;
2171 p->ovflow3 = (bgmap & 8) ? GET_STAT_COM(RX_BG_3_LB_DROP_FRAME) : 0;
2172 p->trunc0 = (bgmap & 1) ? GET_STAT_COM(RX_BG_0_LB_TRUNC_FRAME) : 0;
2173 p->trunc1 = (bgmap & 2) ? GET_STAT_COM(RX_BG_1_LB_TRUNC_FRAME) : 0;
2174 p->trunc2 = (bgmap & 4) ? GET_STAT_COM(RX_BG_2_LB_TRUNC_FRAME) : 0;
2175 p->trunc3 = (bgmap & 8) ? GET_STAT_COM(RX_BG_3_LB_TRUNC_FRAME) : 0;
2176
2177#undef GET_STAT
2178#undef GET_STAT_COM
2179}
2180
2181/**
2182 * t4_wol_magic_enable - enable/disable magic packet WoL 1905 * t4_wol_magic_enable - enable/disable magic packet WoL
2183 * @adap: the adapter 1906 * @adap: the adapter
2184 * @port: the physical port index 1907 * @port: the physical port index
@@ -2584,30 +2307,6 @@ int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
2584} 2307}
2585 2308
2586/** 2309/**
2587 * t4_free_vi - free a virtual interface
2588 * @adap: the adapter
2589 * @mbox: mailbox to use for the FW command
2590 * @pf: the PF owning the VI
2591 * @vf: the VF owning the VI
2592 * @viid: virtual interface identifiler
2593 *
2594 * Free a previously allocated virtual interface.
2595 */
2596int t4_free_vi(struct adapter *adap, unsigned int mbox, unsigned int pf,
2597 unsigned int vf, unsigned int viid)
2598{
2599 struct fw_vi_cmd c;
2600
2601 memset(&c, 0, sizeof(c));
2602 c.op_to_vfn = htonl(FW_CMD_OP(FW_VI_CMD) | FW_CMD_REQUEST |
2603 FW_CMD_EXEC | FW_VI_CMD_PFN(pf) |
2604 FW_VI_CMD_VFN(vf));
2605 c.alloc_to_len16 = htonl(FW_VI_CMD_FREE | FW_LEN16(c));
2606 c.type_viid = htons(FW_VI_CMD_VIID(viid));
2607 return t4_wr_mbox(adap, mbox, &c, sizeof(c), &c);
2608}
2609
2610/**
2611 * t4_set_rxmode - set Rx properties of a virtual interface 2310 * t4_set_rxmode - set Rx properties of a virtual interface
2612 * @adap: the adapter 2311 * @adap: the adapter
2613 * @mbox: mailbox to use for the FW command 2312 * @mbox: mailbox to use for the FW command
@@ -2833,37 +2532,6 @@ int t4_identify_port(struct adapter *adap, unsigned int mbox, unsigned int viid,
2833} 2532}
2834 2533
2835/** 2534/**
2836 * t4_iq_start_stop - enable/disable an ingress queue and its FLs
2837 * @adap: the adapter
2838 * @mbox: mailbox to use for the FW command
2839 * @start: %true to enable the queues, %false to disable them
2840 * @pf: the PF owning the queues
2841 * @vf: the VF owning the queues
2842 * @iqid: ingress queue id
2843 * @fl0id: FL0 queue id or 0xffff if no attached FL0
2844 * @fl1id: FL1 queue id or 0xffff if no attached FL1
2845 *
2846 * Starts or stops an ingress queue and its associated FLs, if any.
2847 */
2848int t4_iq_start_stop(struct adapter *adap, unsigned int mbox, bool start,
2849 unsigned int pf, unsigned int vf, unsigned int iqid,
2850 unsigned int fl0id, unsigned int fl1id)
2851{
2852 struct fw_iq_cmd c;
2853
2854 memset(&c, 0, sizeof(c));
2855 c.op_to_vfn = htonl(FW_CMD_OP(FW_IQ_CMD) | FW_CMD_REQUEST |
2856 FW_CMD_EXEC | FW_IQ_CMD_PFN(pf) |
2857 FW_IQ_CMD_VFN(vf));
2858 c.alloc_to_len16 = htonl(FW_IQ_CMD_IQSTART(start) |
2859 FW_IQ_CMD_IQSTOP(!start) | FW_LEN16(c));
2860 c.iqid = htons(iqid);
2861 c.fl0id = htons(fl0id);
2862 c.fl1id = htons(fl1id);
2863 return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
2864}
2865
2866/**
2867 * t4_iq_free - free an ingress queue and its FLs 2535 * t4_iq_free - free an ingress queue and its FLs
2868 * @adap: the adapter 2536 * @adap: the adapter
2869 * @mbox: mailbox to use for the FW command 2537 * @mbox: mailbox to use for the FW command
generated by cgit v1.2.2 (git 2.25.0) at 2025-10-29 04:42:07 -0400