diff options
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/cxgb4/cm.c | 54 | ||||
-rw-r--r-- | drivers/infiniband/hw/cxgb4/qp.c | 81 | ||||
-rw-r--r-- | drivers/infiniband/hw/nes/Kconfig | 1 | ||||
-rw-r--r-- | drivers/infiniband/hw/nes/nes_hw.c | 44 | ||||
-rw-r--r-- | drivers/infiniband/hw/nes/nes_hw.h | 7 | ||||
-rw-r--r-- | drivers/infiniband/hw/nes/nes_nic.c | 7 |
6 files changed, 78 insertions, 116 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index cd2ff5f9518a..8cd7b5e4b03d 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -485,12 +485,19 @@ static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb) unsigned int flowclen = 80; struct fw_flowc_wr *flowc; int i; + u16 vlan = ep->l2t->vlan; + int nparams; + + if (vlan == CPL_L2T_VLAN_NONE) + nparams = 8; + else + nparams = 9; skb = get_skb(skb, flowclen, GFP_KERNEL); flowc = (struct fw_flowc_wr *)__skb_put(skb, flowclen); flowc->op_to_nparams = cpu_to_be32(FW_WR_OP_V(FW_FLOWC_WR) | - FW_FLOWC_WR_NPARAMS_V(8)); + FW_FLOWC_WR_NPARAMS_V(nparams)); flowc->flowid_len16 = cpu_to_be32(FW_WR_LEN16_V(DIV_ROUND_UP(flowclen, 16)) | FW_WR_FLOWID_V(ep->hwtid)); @@ -511,9 +518,17 @@ static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb) flowc->mnemval[6].val = cpu_to_be32(ep->snd_win); flowc->mnemval[7].mnemonic = FW_FLOWC_MNEM_MSS; flowc->mnemval[7].val = cpu_to_be32(ep->emss); - /* Pad WR to 16 byte boundary */ - flowc->mnemval[8].mnemonic = 0; - flowc->mnemval[8].val = 0; + if (nparams == 9) { + u16 pri; + + pri = (vlan & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT; + flowc->mnemval[8].mnemonic = FW_FLOWC_MNEM_SCHEDCLASS; + flowc->mnemval[8].val = cpu_to_be32(pri); + } else { + /* Pad WR to 16 byte boundary */ + flowc->mnemval[8].mnemonic = 0; + flowc->mnemval[8].val = 0; + } for (i = 0; i < 9; i++) { flowc->mnemval[i].r4[0] = 0; flowc->mnemval[i].r4[1] = 0; @@ -710,7 +725,7 @@ static int send_connect(struct c4iw_ep *ep) L2T_IDX_V(ep->l2t->idx) | TX_CHAN_V(ep->tx_chan) | SMAC_SEL_V(ep->smac_idx) | - DSCP_V(ep->tos) | + DSCP_V(ep->tos >> 2) | ULP_MODE_V(ULP_MODE_TCPDDP) | RCV_BUFSIZ_V(win); opt2 = RX_CHANNEL_V(0) | @@ -1864,7 +1879,7 @@ static void send_fw_act_open_req(struct c4iw_ep *ep, unsigned int atid) L2T_IDX_V(ep->l2t->idx) | TX_CHAN_V(ep->tx_chan) | SMAC_SEL_V(ep->smac_idx) | - DSCP_V(ep->tos) | + DSCP_V(ep->tos >> 2) | ULP_MODE_V(ULP_MODE_TCPDDP) | RCV_BUFSIZ_V(win)); req->tcb.opt2 = (__force __be32) (PACE_V(1) | @@ -1928,7 +1943,7 @@ static void set_tcp_window(struct c4iw_ep *ep, struct port_info *pi) static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip, struct dst_entry *dst, struct c4iw_dev *cdev, - bool clear_mpa_v1, enum chip_type adapter_type) + bool clear_mpa_v1, enum chip_type adapter_type, u8 tos) { struct neighbour *n; int err, step; @@ -1958,7 +1973,7 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip, goto out; } ep->l2t = cxgb4_l2t_get(cdev->rdev.lldi.l2t, - n, pdev, 0); + n, pdev, rt_tos2priority(tos)); if (!ep->l2t) goto out; ep->mtu = pdev->mtu; @@ -2041,7 +2056,7 @@ static int c4iw_reconnect(struct c4iw_ep *ep) if (ep->com.cm_id->local_addr.ss_family == AF_INET) { ep->dst = find_route(ep->com.dev, laddr->sin_addr.s_addr, raddr->sin_addr.s_addr, laddr->sin_port, - raddr->sin_port, 0); + raddr->sin_port, ep->com.cm_id->tos); iptype = 4; ra = (__u8 *)&raddr->sin_addr; } else { @@ -2058,7 +2073,8 @@ static int c4iw_reconnect(struct c4iw_ep *ep) goto fail3; } err = import_ep(ep, iptype, ra, ep->dst, ep->com.dev, false, - ep->com.dev->rdev.lldi.adapter_type); + ep->com.dev->rdev.lldi.adapter_type, + ep->com.cm_id->tos); if (err) { pr_err("%s - cannot alloc l2e.\n", __func__); goto fail4; @@ -2069,7 +2085,7 @@ static int c4iw_reconnect(struct c4iw_ep *ep) ep->l2t->idx); state_set(&ep->com, CONNECTING); - ep->tos = 0; + ep->tos = ep->com.cm_id->tos; /* send connect request to rnic */ err = send_connect(ep); @@ -2391,6 +2407,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) u16 peer_mss = ntohs(req->tcpopt.mss); int iptype; unsigned short hdrs; + u8 tos = PASS_OPEN_TOS_G(ntohl(req->tos_stid)); parent_ep = lookup_stid(t, stid); if (!parent_ep) { @@ -2399,8 +2416,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) } if (state_read(&parent_ep->com) != LISTEN) { - printk(KERN_ERR "%s - listening ep not in LISTEN\n", - __func__); + PDBG("%s - listening ep not in LISTEN\n", __func__); goto reject; } @@ -2415,7 +2431,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) ntohs(peer_port), peer_mss); dst = find_route(dev, *(__be32 *)local_ip, *(__be32 *)peer_ip, local_port, peer_port, - PASS_OPEN_TOS_G(ntohl(req->tos_stid))); + tos); } else { PDBG("%s parent ep %p hwtid %u laddr %pI6 raddr %pI6 lport %d rport %d peer_mss %d\n" , __func__, parent_ep, hwtid, @@ -2441,7 +2457,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) } err = import_ep(child_ep, iptype, peer_ip, dst, dev, false, - parent_ep->com.dev->rdev.lldi.adapter_type); + parent_ep->com.dev->rdev.lldi.adapter_type, tos); if (err) { printk(KERN_ERR MOD "%s - failed to allocate l2t entry!\n", __func__); @@ -2509,7 +2525,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) c4iw_get_ep(&parent_ep->com); child_ep->parent_ep = parent_ep; - child_ep->tos = PASS_OPEN_TOS_G(ntohl(req->tos_stid)); + child_ep->tos = tos; child_ep->dst = dst; child_ep->hwtid = hwtid; @@ -3203,7 +3219,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) ra, ntohs(raddr->sin_port)); ep->dst = find_route(dev, laddr->sin_addr.s_addr, raddr->sin_addr.s_addr, laddr->sin_port, - raddr->sin_port, 0); + raddr->sin_port, cm_id->tos); } else { iptype = 6; ra = (__u8 *)&raddr6->sin6_addr; @@ -3234,7 +3250,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) } err = import_ep(ep, iptype, ra, ep->dst, ep->com.dev, true, - ep->com.dev->rdev.lldi.adapter_type); + ep->com.dev->rdev.lldi.adapter_type, cm_id->tos); if (err) { printk(KERN_ERR MOD "%s - cannot alloc l2e.\n", __func__); goto fail3; @@ -3245,7 +3261,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) ep->l2t->idx); state_set(&ep->com, CONNECTING); - ep->tos = 0; + ep->tos = cm_id->tos; /* send connect request to rnic */ err = send_connect(ep); diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index e99345eb875a..dadf5f1855b3 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -1621,7 +1621,8 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, unsigned int sqsize, rqsize; struct c4iw_ucontext *ucontext; int ret; - struct c4iw_mm_entry *mm1, *mm2, *mm3, *mm4, *mm5 = NULL; + struct c4iw_mm_entry *sq_key_mm, *rq_key_mm = NULL, *sq_db_key_mm; + struct c4iw_mm_entry *rq_db_key_mm = NULL, *ma_sync_key_mm = NULL; PDBG("%s ib_pd %p\n", __func__, pd); @@ -1706,29 +1707,30 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, goto err2; if (udata) { - mm1 = kmalloc(sizeof *mm1, GFP_KERNEL); - if (!mm1) { + sq_key_mm = kmalloc(sizeof(*sq_key_mm), GFP_KERNEL); + if (!sq_key_mm) { ret = -ENOMEM; goto err3; } - mm2 = kmalloc(sizeof *mm2, GFP_KERNEL); - if (!mm2) { + rq_key_mm = kmalloc(sizeof(*rq_key_mm), GFP_KERNEL); + if (!rq_key_mm) { ret = -ENOMEM; goto err4; } - mm3 = kmalloc(sizeof *mm3, GFP_KERNEL); - if (!mm3) { + sq_db_key_mm = kmalloc(sizeof(*sq_db_key_mm), GFP_KERNEL); + if (!sq_db_key_mm) { ret = -ENOMEM; goto err5; } - mm4 = kmalloc(sizeof *mm4, GFP_KERNEL); - if (!mm4) { + rq_db_key_mm = kmalloc(sizeof(*rq_db_key_mm), GFP_KERNEL); + if (!rq_db_key_mm) { ret = -ENOMEM; goto err6; } if (t4_sq_onchip(&qhp->wq.sq)) { - mm5 = kmalloc(sizeof *mm5, GFP_KERNEL); - if (!mm5) { + ma_sync_key_mm = kmalloc(sizeof(*ma_sync_key_mm), + GFP_KERNEL); + if (!ma_sync_key_mm) { ret = -ENOMEM; goto err7; } @@ -1743,7 +1745,7 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, uresp.rq_size = qhp->wq.rq.size; uresp.rq_memsize = qhp->wq.rq.memsize; spin_lock(&ucontext->mmap_lock); - if (mm5) { + if (ma_sync_key_mm) { uresp.ma_sync_key = ucontext->key; ucontext->key += PAGE_SIZE; } else { @@ -1761,28 +1763,29 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, ret = ib_copy_to_udata(udata, &uresp, sizeof uresp); if (ret) goto err8; - mm1->key = uresp.sq_key; - mm1->addr = qhp->wq.sq.phys_addr; - mm1->len = PAGE_ALIGN(qhp->wq.sq.memsize); - insert_mmap(ucontext, mm1); - mm2->key = uresp.rq_key; - mm2->addr = virt_to_phys(qhp->wq.rq.queue); - mm2->len = PAGE_ALIGN(qhp->wq.rq.memsize); - insert_mmap(ucontext, mm2); - mm3->key = uresp.sq_db_gts_key; - mm3->addr = (__force unsigned long)qhp->wq.sq.bar2_pa; - mm3->len = PAGE_SIZE; - insert_mmap(ucontext, mm3); - mm4->key = uresp.rq_db_gts_key; - mm4->addr = (__force unsigned long)qhp->wq.rq.bar2_pa; - mm4->len = PAGE_SIZE; - insert_mmap(ucontext, mm4); - if (mm5) { - mm5->key = uresp.ma_sync_key; - mm5->addr = (pci_resource_start(rhp->rdev.lldi.pdev, 0) - + PCIE_MA_SYNC_A) & PAGE_MASK; - mm5->len = PAGE_SIZE; - insert_mmap(ucontext, mm5); + sq_key_mm->key = uresp.sq_key; + sq_key_mm->addr = qhp->wq.sq.phys_addr; + sq_key_mm->len = PAGE_ALIGN(qhp->wq.sq.memsize); + insert_mmap(ucontext, sq_key_mm); + rq_key_mm->key = uresp.rq_key; + rq_key_mm->addr = virt_to_phys(qhp->wq.rq.queue); + rq_key_mm->len = PAGE_ALIGN(qhp->wq.rq.memsize); + insert_mmap(ucontext, rq_key_mm); + sq_db_key_mm->key = uresp.sq_db_gts_key; + sq_db_key_mm->addr = (u64)(unsigned long)qhp->wq.sq.bar2_pa; + sq_db_key_mm->len = PAGE_SIZE; + insert_mmap(ucontext, sq_db_key_mm); + rq_db_key_mm->key = uresp.rq_db_gts_key; + rq_db_key_mm->addr = (u64)(unsigned long)qhp->wq.rq.bar2_pa; + rq_db_key_mm->len = PAGE_SIZE; + insert_mmap(ucontext, rq_db_key_mm); + if (ma_sync_key_mm) { + ma_sync_key_mm->key = uresp.ma_sync_key; + ma_sync_key_mm->addr = + (pci_resource_start(rhp->rdev.lldi.pdev, 0) + + PCIE_MA_SYNC_A) & PAGE_MASK; + ma_sync_key_mm->len = PAGE_SIZE; + insert_mmap(ucontext, ma_sync_key_mm); } } qhp->ibqp.qp_num = qhp->wq.sq.qid; @@ -1795,15 +1798,15 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs, qhp->wq.rq.memsize, attrs->cap.max_recv_wr); return &qhp->ibqp; err8: - kfree(mm5); + kfree(ma_sync_key_mm); err7: - kfree(mm4); + kfree(rq_db_key_mm); err6: - kfree(mm3); + kfree(sq_db_key_mm); err5: - kfree(mm2); + kfree(rq_key_mm); err4: - kfree(mm1); + kfree(sq_key_mm); err3: remove_handle(rhp, &rhp->qpidr, qhp->wq.sq.qid); err2: diff --git a/drivers/infiniband/hw/nes/Kconfig b/drivers/infiniband/hw/nes/Kconfig index 846dc97cf260..7964eba8e7ed 100644 --- a/drivers/infiniband/hw/nes/Kconfig +++ b/drivers/infiniband/hw/nes/Kconfig @@ -2,7 +2,6 @@ config INFINIBAND_NES tristate "NetEffect RNIC Driver" depends on PCI && INET && INFINIBAND select LIBCRC32C - select INET_LRO ---help--- This is the RDMA Network Interface Card (RNIC) driver for NetEffect Ethernet Cluster Server Adapters. diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c index 4713dd7ed764..a1c6481d8038 100644 --- a/drivers/infiniband/hw/nes/nes_hw.c +++ b/drivers/infiniband/hw/nes/nes_hw.c @@ -35,18 +35,11 @@ #include <linux/moduleparam.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> -#include <linux/ip.h> -#include <linux/tcp.h> #include <linux/if_vlan.h> -#include <linux/inet_lro.h> #include <linux/slab.h> #include "nes.h" -static unsigned int nes_lro_max_aggr = NES_LRO_MAX_AGGR; -module_param(nes_lro_max_aggr, uint, 0444); -MODULE_PARM_DESC(nes_lro_max_aggr, "NIC LRO max packet aggregation"); - static int wide_ppm_offset; module_param(wide_ppm_offset, int, 0644); MODULE_PARM_DESC(wide_ppm_offset, "Increase CX4 interface clock ppm offset, 0=100ppm (default), 1=300ppm"); @@ -1642,25 +1635,6 @@ static void nes_rq_wqes_timeout(unsigned long parm) } -static int nes_lro_get_skb_hdr(struct sk_buff *skb, void **iphdr, - void **tcph, u64 *hdr_flags, void *priv) -{ - unsigned int ip_len; - struct iphdr *iph; - skb_reset_network_header(skb); - iph = ip_hdr(skb); - if (iph->protocol != IPPROTO_TCP) - return -1; - ip_len = ip_hdrlen(skb); - skb_set_transport_header(skb, ip_len); - *tcph = tcp_hdr(skb); - - *hdr_flags = LRO_IPV4 | LRO_TCP; - *iphdr = iph; - return 0; -} - - /** * nes_init_nic_qp */ @@ -1895,14 +1869,6 @@ int nes_init_nic_qp(struct nes_device *nesdev, struct net_device *netdev) return -ENOMEM; } - nesvnic->lro_mgr.max_aggr = nes_lro_max_aggr; - nesvnic->lro_mgr.max_desc = NES_MAX_LRO_DESCRIPTORS; - nesvnic->lro_mgr.lro_arr = nesvnic->lro_desc; - nesvnic->lro_mgr.get_skb_header = nes_lro_get_skb_hdr; - nesvnic->lro_mgr.features = LRO_F_NAPI | LRO_F_EXTRACT_VLAN_ID; - nesvnic->lro_mgr.dev = netdev; - nesvnic->lro_mgr.ip_summed = CHECKSUM_UNNECESSARY; - nesvnic->lro_mgr.ip_summed_aggr = CHECKSUM_UNNECESSARY; return 0; } @@ -2809,13 +2775,10 @@ void nes_nic_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq *cq) u16 pkt_type; u16 rqes_processed = 0; u8 sq_cqes = 0; - u8 nes_use_lro = 0; head = cq->cq_head; cq_size = cq->cq_size; cq->cqes_pending = 1; - if (nesvnic->netdev->features & NETIF_F_LRO) - nes_use_lro = 1; do { if (le32_to_cpu(cq->cq_vbase[head].cqe_words[NES_NIC_CQE_MISC_IDX]) & NES_NIC_CQE_VALID) { @@ -2950,10 +2913,7 @@ void nes_nic_ce_handler(struct nes_device *nesdev, struct nes_hw_nic_cq *cq) __vlan_hwaccel_put_tag(rx_skb, htons(ETH_P_8021Q), vlan_tag); } - if (nes_use_lro) - lro_receive_skb(&nesvnic->lro_mgr, rx_skb, NULL); - else - netif_receive_skb(rx_skb); + napi_gro_receive(&nesvnic->napi, rx_skb); skip_rx_indicate0: ; @@ -2984,8 +2944,6 @@ skip_rx_indicate0: } while (1); - if (nes_use_lro) - lro_flush_all(&nesvnic->lro_mgr); if (sq_cqes) { barrier(); /* restart the queue if it had been stopped */ diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h index c9080208aad2..1b66ef1e9937 100644 --- a/drivers/infiniband/hw/nes/nes_hw.h +++ b/drivers/infiniband/hw/nes/nes_hw.h @@ -33,8 +33,6 @@ #ifndef __NES_HW_H #define __NES_HW_H -#include <linux/inet_lro.h> - #define NES_PHY_TYPE_CX4 1 #define NES_PHY_TYPE_1G 2 #define NES_PHY_TYPE_ARGUS 4 @@ -1049,8 +1047,6 @@ struct nes_hw_tune_timer { #define NES_TIMER_ENABLE_LIMIT 4 #define NES_MAX_LINK_INTERRUPTS 128 #define NES_MAX_LINK_CHECK 200 -#define NES_MAX_LRO_DESCRIPTORS 32 -#define NES_LRO_MAX_AGGR 64 struct nes_adapter { u64 fw_ver; @@ -1263,9 +1259,6 @@ struct nes_vnic { u8 next_qp_nic_index; u8 of_device_registered; u8 rdma_enabled; - u32 lro_max_aggr; - struct net_lro_mgr lro_mgr; - struct net_lro_desc lro_desc[NES_MAX_LRO_DESCRIPTORS]; struct timer_list event_timer; enum ib_event_type delayed_event; enum ib_event_type last_dispatched_event; diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c index 6a0bdfa0ce2e..3ea9e055fdd3 100644 --- a/drivers/infiniband/hw/nes/nes_nic.c +++ b/drivers/infiniband/hw/nes/nes_nic.c @@ -1085,9 +1085,6 @@ static const char nes_ethtool_stringset[][ETH_GSTRING_LEN] = { "Free 4Kpbls", "Free 256pbls", "Timer Inits", - "LRO aggregated", - "LRO flushed", - "LRO no_desc", "PAU CreateQPs", "PAU DestroyQPs", }; @@ -1302,9 +1299,6 @@ static void nes_netdev_get_ethtool_stats(struct net_device *netdev, target_stat_values[++index] = nesadapter->free_4kpbl; target_stat_values[++index] = nesadapter->free_256pbl; target_stat_values[++index] = int_mod_timer_init; - target_stat_values[++index] = nesvnic->lro_mgr.stats.aggregated; - target_stat_values[++index] = nesvnic->lro_mgr.stats.flushed; - target_stat_values[++index] = nesvnic->lro_mgr.stats.no_desc; target_stat_values[++index] = atomic_read(&pau_qps_created); target_stat_values[++index] = atomic_read(&pau_qps_destroyed); } @@ -1709,7 +1703,6 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev, netdev->hw_features |= NETIF_F_TSO; netdev->features = netdev->hw_features | NETIF_F_HIGHDMA | NETIF_F_HW_VLAN_CTAG_TX; - netdev->hw_features |= NETIF_F_LRO; nes_debug(NES_DBG_INIT, "nesvnic = %p, reported features = 0x%lX, QPid = %d," " nic_index = %d, logical_port = %d, mac_index = %d.\n", |