diff options
Diffstat (limited to 'kernel/drivers/scsi/cxgbi')
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/cxgb3i/Kbuild | 2 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c | 20 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h | 2 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/cxgb4i/Kbuild | 2 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c | 54 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h | 4 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/libcxgbi.c | 22 | ||||
| -rw-r--r-- | kernel/drivers/scsi/cxgbi/libcxgbi.h | 11 |
8 files changed, 72 insertions, 45 deletions
diff --git a/kernel/drivers/scsi/cxgbi/cxgb3i/Kbuild b/kernel/drivers/scsi/cxgbi/cxgb3i/Kbuild index 6f095e28a..961a12f6d 100644 --- a/kernel/drivers/scsi/cxgbi/cxgb3i/Kbuild +++ b/kernel/drivers/scsi/cxgbi/cxgb3i/Kbuild @@ -1,3 +1,3 @@ -EXTRA_CFLAGS += -I$(srctree)/drivers/net/ethernet/chelsio/cxgb3 +ccflags-y += -I$(srctree)/drivers/net/ethernet/chelsio/cxgb3 obj-$(CONFIG_SCSI_CXGB3_ISCSI) += cxgb3i.o diff --git a/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index 3db4c6397..0e2bee937 100644 --- a/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -1,7 +1,7 @@ /* * cxgb3i_offload.c: Chelsio S3xx iscsi offloaded tcp connection management * - * Copyright (C) 2003-2008 Chelsio Communications. All rights reserved. + * Copyright (C) 2003-2015 Chelsio Communications. All rights reserved. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or @@ -32,8 +32,8 @@ static unsigned int dbg_level; #define DRV_MODULE_NAME "cxgb3i" #define DRV_MODULE_DESC "Chelsio T3 iSCSI Driver" -#define DRV_MODULE_VERSION "2.0.0" -#define DRV_MODULE_RELDATE "Jun. 2010" +#define DRV_MODULE_VERSION "2.0.1-ko" +#define DRV_MODULE_RELDATE "Apr. 2015" static char version[] = DRV_MODULE_DESC " " DRV_MODULE_NAME @@ -156,7 +156,7 @@ static int push_tx_frames(struct cxgbi_sock *csk, int req_completion); static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, const struct l2t_entry *e) { - unsigned int wscale = cxgbi_sock_compute_wscale(cxgb3i_rcv_win); + unsigned int wscale = cxgbi_sock_compute_wscale(csk->rcv_win); struct cpl_act_open_req *req = (struct cpl_act_open_req *)skb->head; skb->priority = CPL_PRIORITY_SETUP; @@ -172,7 +172,7 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, V_WND_SCALE(wscale) | V_MSS_IDX(csk->mss_idx) | V_L2T_IDX(e->idx) | V_TX_CHANNEL(e->smt_idx)); req->opt0l = htonl(V_ULP_MODE(ULP2_MODE_ISCSI) | - V_RCV_BUFSIZ(cxgb3i_rcv_win>>10)); + V_RCV_BUFSIZ(csk->rcv_win >> 10)); log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u, %pI4:%u-%pI4:%u, %u,%u,%u.\n", @@ -369,7 +369,7 @@ static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb, req->flags |= htonl(V_TX_ACK_PAGES(2) | F_TX_INIT | V_TX_CPU_IDX(csk->rss_qid)); /* sendbuffer is in units of 32KB. */ - req->param |= htonl(V_TX_SNDBUF(cxgb3i_snd_win >> 15)); + req->param |= htonl(V_TX_SNDBUF(csk->snd_win >> 15)); cxgbi_sock_set_flag(csk, CTPF_TX_DATA_SENT); } } @@ -503,8 +503,8 @@ static int do_act_establish(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) csk, csk->state, csk->flags, csk->tid); csk->copied_seq = csk->rcv_wup = csk->rcv_nxt = rcv_isn; - if (cxgb3i_rcv_win > (M_RCV_BUFSIZ << 10)) - csk->rcv_wup -= cxgb3i_rcv_win - (M_RCV_BUFSIZ << 10); + if (csk->rcv_win > (M_RCV_BUFSIZ << 10)) + csk->rcv_wup -= csk->rcv_win - (M_RCV_BUFSIZ << 10); cxgbi_sock_established(csk, ntohl(req->snd_isn), ntohs(req->tcp_opt)); @@ -988,6 +988,8 @@ static int init_act_open(struct cxgbi_sock *csk) goto rel_resource; skb->sk = (struct sock *)csk; set_arp_failure_handler(skb, act_open_arp_failure); + csk->snd_win = cxgb3i_snd_win; + csk->rcv_win = cxgb3i_rcv_win; csk->wr_max_cred = csk->wr_cred = T3C_DATA(t3dev)->max_wrs - 1; csk->wr_una_cred = 0; @@ -1320,8 +1322,6 @@ static void cxgb3i_dev_open(struct t3cdev *t3dev) cdev->nports = adapter->params.nports; cdev->mtus = adapter->params.mtus; cdev->nmtus = NMTUS; - cdev->snd_win = cxgb3i_snd_win; - cdev->rcv_win = cxgb3i_rcv_win; cdev->rx_credit_thres = cxgb3i_rx_credit_thres; cdev->skb_tx_rsvd = CXGB3I_TX_HEADER_LEN; cdev->skb_rx_extra = sizeof(struct cpl_iscsi_hdr_norss); diff --git a/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h b/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h index 20593fd69..b0430c935 100644 --- a/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h +++ b/kernel/drivers/scsi/cxgbi/cxgb3i/cxgb3i.h @@ -1,7 +1,7 @@ /* * cxgb3i.h: Chelsio S3xx iSCSI driver. * - * Copyright (c) 2008 Chelsio Communications, Inc. + * Copyright (c) 2008-2015 Chelsio Communications, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/kernel/drivers/scsi/cxgbi/cxgb4i/Kbuild b/kernel/drivers/scsi/cxgbi/cxgb4i/Kbuild index 8290cdaa4..374586437 100644 --- a/kernel/drivers/scsi/cxgbi/cxgb4i/Kbuild +++ b/kernel/drivers/scsi/cxgbi/cxgb4i/Kbuild @@ -1,3 +1,3 @@ -EXTRA_CFLAGS += -I$(srctree)/drivers/net/ethernet/chelsio/cxgb4 +ccflags-y += -I$(srctree)/drivers/net/ethernet/chelsio/cxgb4 obj-$(CONFIG_SCSI_CXGB4_ISCSI) += cxgb4i.o diff --git a/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index dd00e5fe4..804806e1c 100644 --- a/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -1,7 +1,7 @@ /* * cxgb4i.c: Chelsio T4 iSCSI driver. * - * Copyright (c) 2010 Chelsio Communications, Inc. + * Copyright (c) 2010-2015 Chelsio Communications, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -36,11 +36,12 @@ static unsigned int dbg_level; #define DRV_MODULE_NAME "cxgb4i" #define DRV_MODULE_DESC "Chelsio T4/T5 iSCSI Driver" -#define DRV_MODULE_VERSION "0.9.4" +#define DRV_MODULE_VERSION "0.9.5-ko" +#define DRV_MODULE_RELDATE "Apr. 2015" static char version[] = DRV_MODULE_DESC " " DRV_MODULE_NAME - " v" DRV_MODULE_VERSION "\n"; + " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; MODULE_AUTHOR("Chelsio Communications, Inc."); MODULE_DESCRIPTION(DRV_MODULE_DESC); @@ -50,11 +51,13 @@ MODULE_LICENSE("GPL"); module_param(dbg_level, uint, 0644); MODULE_PARM_DESC(dbg_level, "Debug flag (default=0)"); -static int cxgb4i_rcv_win = 256 * 1024; +#define CXGB4I_DEFAULT_10G_RCV_WIN (256 * 1024) +static int cxgb4i_rcv_win = -1; module_param(cxgb4i_rcv_win, int, 0644); MODULE_PARM_DESC(cxgb4i_rcv_win, "TCP reveive window in bytes"); -static int cxgb4i_snd_win = 128 * 1024; +#define CXGB4I_DEFAULT_10G_SND_WIN (128 * 1024) +static int cxgb4i_snd_win = -1; module_param(cxgb4i_snd_win, int, 0644); MODULE_PARM_DESC(cxgb4i_snd_win, "TCP send window in bytes"); @@ -157,7 +160,7 @@ static struct scsi_transport_template *cxgb4i_stt; #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) #define RCV_BUFSIZ_MASK 0x3FFU -#define MAX_IMM_TX_PKT_LEN 128 +#define MAX_IMM_TX_PKT_LEN 256 static int push_tx_frames(struct cxgbi_sock *, int); @@ -196,10 +199,10 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, TX_CHAN_V(csk->tx_chan) | SMAC_SEL_V(csk->smac_idx) | ULP_MODE_V(ULP_MODE_ISCSI) | - RCV_BUFSIZ_V(cxgb4i_rcv_win >> 10); + RCV_BUFSIZ_V(csk->rcv_win >> 10); + opt2 = RX_CHANNEL_V(0) | RSS_QUEUE_VALID_F | - (RX_FC_DISABLE_F) | RSS_QUEUE_V(csk->rss_qid); if (is_t4(lldi->adapter_type)) { @@ -228,6 +231,7 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, } else { struct cpl_t5_act_open_req *req = (struct cpl_t5_act_open_req *)skb->head; + u32 isn = (prandom_u32() & ~7UL) - 1; INIT_TP_WR(req, 0); OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, @@ -241,7 +245,10 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb, cxgb4_select_ntuple( csk->cdev->ports[csk->port_id], csk->l2t))); - opt2 |= 1 << 31; + req->rsvd = cpu_to_be32(isn); + opt2 |= T5_ISS_VALID; + opt2 |= T5_OPT_2_VALID_F; + req->opt2 = cpu_to_be32(opt2); log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, @@ -279,7 +286,7 @@ static void send_act_open_req6(struct cxgbi_sock *csk, struct sk_buff *skb, TX_CHAN_V(csk->tx_chan) | SMAC_SEL_V(csk->smac_idx) | ULP_MODE_V(ULP_MODE_ISCSI) | - RCV_BUFSIZ_V(cxgb4i_rcv_win >> 10); + RCV_BUFSIZ_V(csk->rcv_win >> 10); opt2 = RX_CHANNEL_V(0) | RSS_QUEUE_VALID_F | @@ -544,7 +551,7 @@ static inline int send_tx_flowc_wr(struct cxgbi_sock *csk) flowc->mnemval[5].mnemonic = FW_FLOWC_MNEM_RCVNXT; flowc->mnemval[5].val = htonl(csk->rcv_nxt); flowc->mnemval[6].mnemonic = FW_FLOWC_MNEM_SNDBUF; - flowc->mnemval[6].val = htonl(cxgb4i_snd_win); + flowc->mnemval[6].val = htonl(csk->snd_win); flowc->mnemval[7].mnemonic = FW_FLOWC_MNEM_MSS; flowc->mnemval[7].val = htonl(csk->advmss); flowc->mnemval[8].mnemonic = 0; @@ -557,7 +564,7 @@ static inline int send_tx_flowc_wr(struct cxgbi_sock *csk) log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p, tid 0x%x, %u,%u,%u,%u,%u,%u,%u.\n", csk, csk->tid, 0, csk->tx_chan, csk->rss_qid, - csk->snd_nxt, csk->rcv_nxt, cxgb4i_snd_win, + csk->snd_nxt, csk->rcv_nxt, csk->snd_win, csk->advmss); cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); @@ -750,8 +757,8 @@ static void do_act_establish(struct cxgbi_device *cdev, struct sk_buff *skb) * Causes the first RX_DATA_ACK to supply any Rx credits we couldn't * pass through opt0. */ - if (cxgb4i_rcv_win > (RCV_BUFSIZ_MASK << 10)) - csk->rcv_wup -= cxgb4i_rcv_win - (RCV_BUFSIZ_MASK << 10); + if (csk->rcv_win > (RCV_BUFSIZ_MASK << 10)) + csk->rcv_wup -= csk->rcv_win - (RCV_BUFSIZ_MASK << 10); csk->advmss = lldi->mtus[TCPOPT_MSS_G(tcp_opt)] - 40; if (TCPOPT_TSTAMP_G(tcp_opt)) @@ -1367,6 +1374,8 @@ static int init_act_open(struct cxgbi_sock *csk) unsigned int step; unsigned int size, size6; int t4 = is_t4(lldi->adapter_type); + unsigned int linkspeed; + unsigned int rcv_winf, snd_winf; log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,0x%lx,%u.\n", @@ -1440,6 +1449,21 @@ static int init_act_open(struct cxgbi_sock *csk) csk->txq_idx = cxgb4_port_idx(ndev) * step; step = lldi->nrxq / lldi->nchan; csk->rss_qid = lldi->rxq_ids[cxgb4_port_idx(ndev) * step]; + linkspeed = ((struct port_info *)netdev_priv(ndev))->link_cfg.speed; + csk->snd_win = cxgb4i_snd_win; + csk->rcv_win = cxgb4i_rcv_win; + if (cxgb4i_rcv_win <= 0) { + csk->rcv_win = CXGB4I_DEFAULT_10G_RCV_WIN; + rcv_winf = linkspeed / SPEED_10000; + if (rcv_winf) + csk->rcv_win *= rcv_winf; + } + if (cxgb4i_snd_win <= 0) { + csk->snd_win = CXGB4I_DEFAULT_10G_SND_WIN; + snd_winf = linkspeed / SPEED_10000; + if (snd_winf) + csk->snd_win *= snd_winf; + } csk->wr_cred = lldi->wr_cred - DIV_ROUND_UP(sizeof(struct cpl_abort_req), 16); csk->wr_max_cred = csk->wr_cred; @@ -1758,8 +1782,6 @@ static void *t4_uld_add(const struct cxgb4_lld_info *lldi) cdev->nports = lldi->nports; cdev->mtus = lldi->mtus; cdev->nmtus = NMTUS; - cdev->snd_win = cxgb4i_snd_win; - cdev->rcv_win = cxgb4i_rcv_win; cdev->rx_credit_thres = cxgb4i_rx_credit_thres; cdev->skb_tx_rsvd = CXGB4I_TX_HEADER_LEN; cdev->skb_rx_extra = sizeof(struct cpl_iscsi_hdr); diff --git a/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h b/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h index 1096026ba..22dd8d670 100644 --- a/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h +++ b/kernel/drivers/scsi/cxgbi/cxgb4i/cxgb4i.h @@ -1,7 +1,7 @@ /* * cxgb4i.h: Chelsio T4 iSCSI driver. * - * Copyright (c) 2010 Chelsio Communications, Inc. + * Copyright (c) 2010-2015 Chelsio Communications, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -23,6 +23,8 @@ #define CXGB4I_TX_HEADER_LEN \ (sizeof(struct fw_ofld_tx_data_wr) + sizeof(struct sge_opaque_hdr)) +#define T5_ISS_VALID (1 << 18) + struct ulptx_idata { __be32 cmd_more; __be32 len; diff --git a/kernel/drivers/scsi/cxgbi/libcxgbi.c b/kernel/drivers/scsi/cxgbi/libcxgbi.c index eb58afcfb..f3bb7af4e 100644 --- a/kernel/drivers/scsi/cxgbi/libcxgbi.c +++ b/kernel/drivers/scsi/cxgbi/libcxgbi.c @@ -1,7 +1,7 @@ /* * libcxgbi.c: Chelsio common library for T3/T4 iSCSI driver. * - * Copyright (c) 2010 Chelsio Communications, Inc. + * Copyright (c) 2010-2015 Chelsio Communications, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -38,8 +38,12 @@ static unsigned int dbg_level; #define DRV_MODULE_NAME "libcxgbi" #define DRV_MODULE_DESC "Chelsio iSCSI driver library" -#define DRV_MODULE_VERSION "0.9.0" -#define DRV_MODULE_RELDATE "Jun. 2010" +#define DRV_MODULE_VERSION "0.9.1-ko" +#define DRV_MODULE_RELDATE "Apr. 2015" + +static char version[] = + DRV_MODULE_DESC " " DRV_MODULE_NAME + " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; MODULE_AUTHOR("Chelsio Communications, Inc."); MODULE_DESCRIPTION(DRV_MODULE_DESC); @@ -728,7 +732,7 @@ static struct cxgbi_sock *cxgbi_check_route6(struct sockaddr *dst_addr) } ndev = n->dev; - if (ipv6_addr_is_multicast(&rt->rt6i_dst.addr)) { + if (ipv6_addr_is_multicast(&daddr6->sin6_addr)) { pr_info("multi-cast route %pI6 port %u, dev %s.\n", daddr6->sin6_addr.s6_addr, ntohs(daddr6->sin6_port), ndev->name); @@ -1126,11 +1130,11 @@ static int cxgbi_sock_send_pdus(struct cxgbi_sock *csk, struct sk_buff *skb) goto out_err; } - if (csk->write_seq - csk->snd_una >= cdev->snd_win) { + if (csk->write_seq - csk->snd_una >= csk->snd_win) { log_debug(1 << CXGBI_DBG_PDU_TX, "csk 0x%p,%u,0x%lx,%u, FULL %u-%u >= %u.\n", csk, csk->state, csk->flags, csk->tid, csk->write_seq, - csk->snd_una, cdev->snd_win); + csk->snd_una, csk->snd_win); err = -ENOBUFS; goto out_err; } @@ -1885,7 +1889,7 @@ static void csk_return_rx_credits(struct cxgbi_sock *csk, int copied) "csk 0x%p,%u,0x%lx,%u, seq %u, wup %u, thre %u, %u.\n", csk, csk->state, csk->flags, csk->tid, csk->copied_seq, csk->rcv_wup, cdev->rx_credit_thres, - cdev->rcv_win); + csk->rcv_win); if (csk->state != CTP_ESTABLISHED) return; @@ -1896,7 +1900,7 @@ static void csk_return_rx_credits(struct cxgbi_sock *csk, int copied) if (unlikely(cdev->rx_credit_thres == 0)) return; - must_send = credits + 16384 >= cdev->rcv_win; + must_send = credits + 16384 >= csk->rcv_win; if (must_send || credits >= cdev->rx_credit_thres) csk->rcv_wup += cdev->csk_send_rx_credits(csk, credits); } @@ -2913,6 +2917,8 @@ static int __init libcxgbi_init_module(void) sw_tag_idx_bits = (__ilog2_u32(ISCSI_ITT_MASK)) + 1; sw_tag_age_bits = (__ilog2_u32(ISCSI_AGE_MASK)) + 1; + pr_info("%s", version); + pr_info("tag itt 0x%x, %u bits, age 0x%x, %u bits.\n", ISCSI_ITT_MASK, sw_tag_idx_bits, ISCSI_AGE_MASK, sw_tag_age_bits); diff --git a/kernel/drivers/scsi/cxgbi/libcxgbi.h b/kernel/drivers/scsi/cxgbi/libcxgbi.h index aba1af720..9842301f7 100644 --- a/kernel/drivers/scsi/cxgbi/libcxgbi.h +++ b/kernel/drivers/scsi/cxgbi/libcxgbi.h @@ -1,7 +1,7 @@ /* * libcxgbi.h: Chelsio common library for T3/T4 iSCSI driver. * - * Copyright (c) 2010 Chelsio Communications, Inc. + * Copyright (c) 2010-2015 Chelsio Communications, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -234,6 +234,8 @@ struct cxgbi_sock { u32 snd_nxt; u32 snd_una; u32 write_seq; + u32 snd_win; + u32 rcv_win; }; /* @@ -540,8 +542,6 @@ struct cxgbi_device { struct iscsi_transport *itp; unsigned int pfvf; - unsigned int snd_win; - unsigned int rcv_win; unsigned int rx_credit_thres; unsigned int skb_tx_rsvd; unsigned int skb_rx_extra; /* for msg coalesced mode */ @@ -685,10 +685,7 @@ static inline void *cxgbi_alloc_big_mem(unsigned int size, static inline void cxgbi_free_big_mem(void *addr) { - if (is_vmalloc_addr(addr)) - vfree(addr); - else - kfree(addr); + kvfree(addr); } static inline void cxgbi_set_iscsi_ipv4(struct cxgbi_hba *chba, __be32 ipaddr) |