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path: root/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
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Diffstat (limited to 'drivers/scsi/cxgbi/cxgb4i/cxgb4i.c')
-rw-r--r--drivers/scsi/cxgbi/cxgb4i/cxgb4i.c297
1 files changed, 218 insertions, 79 deletions
diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
index d26f50af00ea..42676627c3af 100644
--- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
+++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
@@ -60,7 +60,7 @@ MODULE_PARM_DESC(dbg_level, "Debug flag (default=0)");
#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");
+MODULE_PARM_DESC(cxgb4i_rcv_win, "TCP receive window in bytes");
#define CXGB4I_DEFAULT_10G_SND_WIN (128 * 1024)
static int cxgb4i_snd_win = -1;
@@ -116,6 +116,7 @@ static struct scsi_host_template cxgb4i_host_template = {
.dma_boundary = PAGE_SIZE - 1,
.this_id = -1,
.track_queue_depth = 1,
+ .cmd_size = sizeof(struct iscsi_cmd),
};
static struct iscsi_transport cxgb4i_iscsi_transport = {
@@ -134,6 +135,7 @@ static struct iscsi_transport cxgb4i_iscsi_transport = {
/* connection management */
.create_conn = cxgbi_create_conn,
.bind_conn = cxgbi_bind_conn,
+ .unbind_conn = iscsi_conn_unbind,
.destroy_conn = iscsi_tcp_conn_teardown,
.start_conn = iscsi_conn_start,
.stop_conn = iscsi_conn_stop,
@@ -197,7 +199,10 @@ static inline bool is_ofld_imm(const struct sk_buff *skb)
if (likely(cxgbi_skcb_test_flag(skb, SKCBF_TX_NEED_HDR)))
len += sizeof(struct fw_ofld_tx_data_wr);
- return len <= MAX_IMM_TX_PKT_LEN;
+ if (likely(cxgbi_skcb_test_flag((struct sk_buff *)skb, SKCBF_TX_ISO)))
+ len += sizeof(struct cpl_tx_data_iso);
+
+ return (len <= MAX_IMM_OFLD_TX_DATA_WR_LEN);
}
static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb,
@@ -249,7 +254,7 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb,
} else if (is_t5(lldi->adapter_type)) {
struct cpl_t5_act_open_req *req =
(struct cpl_t5_act_open_req *)skb->head;
- u32 isn = (prandom_u32() & ~7UL) - 1;
+ u32 isn = (get_random_u32() & ~7UL) - 1;
INIT_TP_WR(req, 0);
OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ACT_OPEN_REQ,
@@ -277,7 +282,7 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb,
} else {
struct cpl_t6_act_open_req *req =
(struct cpl_t6_act_open_req *)skb->head;
- u32 isn = (prandom_u32() & ~7UL) - 1;
+ u32 isn = (get_random_u32() & ~7UL) - 1;
INIT_TP_WR(req, 0);
OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ACT_OPEN_REQ,
@@ -641,7 +646,10 @@ static inline int send_tx_flowc_wr(struct cxgbi_sock *csk)
flowc->mnemval[8].mnemonic = 0;
flowc->mnemval[8].val = 0;
flowc->mnemval[8].mnemonic = FW_FLOWC_MNEM_TXDATAPLEN_MAX;
- flowc->mnemval[8].val = 16384;
+ if (csk->cdev->skb_iso_txhdr)
+ flowc->mnemval[8].val = cpu_to_be32(CXGBI_MAX_ISO_DATA_IN_SKB);
+ else
+ flowc->mnemval[8].val = cpu_to_be32(16128);
#ifdef CONFIG_CHELSIO_T4_DCB
flowc->mnemval[9].mnemonic = FW_FLOWC_MNEM_DCBPRIO;
if (vlan == CPL_L2T_VLAN_NONE) {
@@ -667,38 +675,86 @@ static inline int send_tx_flowc_wr(struct cxgbi_sock *csk)
return flowclen16;
}
-static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb,
- int dlen, int len, u32 credits, int compl)
+static void
+cxgb4i_make_tx_iso_cpl(struct sk_buff *skb, struct cpl_tx_data_iso *cpl)
+{
+ struct cxgbi_iso_info *info = (struct cxgbi_iso_info *)skb->head;
+ u32 imm_en = !!(info->flags & CXGBI_ISO_INFO_IMM_ENABLE);
+ u32 fslice = !!(info->flags & CXGBI_ISO_INFO_FSLICE);
+ u32 lslice = !!(info->flags & CXGBI_ISO_INFO_LSLICE);
+ u32 pdu_type = (info->op == ISCSI_OP_SCSI_CMD) ? 0 : 1;
+ u32 submode = cxgbi_skcb_tx_ulp_mode(skb) & 0x3;
+
+ cpl->op_to_scsi = cpu_to_be32(CPL_TX_DATA_ISO_OP_V(CPL_TX_DATA_ISO) |
+ CPL_TX_DATA_ISO_FIRST_V(fslice) |
+ CPL_TX_DATA_ISO_LAST_V(lslice) |
+ CPL_TX_DATA_ISO_CPLHDRLEN_V(0) |
+ CPL_TX_DATA_ISO_HDRCRC_V(submode & 1) |
+ CPL_TX_DATA_ISO_PLDCRC_V(((submode >> 1) & 1)) |
+ CPL_TX_DATA_ISO_IMMEDIATE_V(imm_en) |
+ CPL_TX_DATA_ISO_SCSI_V(pdu_type));
+
+ cpl->ahs_len = info->ahs;
+ cpl->mpdu = cpu_to_be16(DIV_ROUND_UP(info->mpdu, 4));
+ cpl->burst_size = cpu_to_be32(info->burst_size);
+ cpl->len = cpu_to_be32(info->len);
+ cpl->reserved2_seglen_offset =
+ cpu_to_be32(CPL_TX_DATA_ISO_SEGLEN_OFFSET_V(info->segment_offset));
+ cpl->datasn_offset = cpu_to_be32(info->datasn_offset);
+ cpl->buffer_offset = cpu_to_be32(info->buffer_offset);
+ cpl->reserved3 = cpu_to_be32(0);
+ log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_PDU_TX,
+ "iso: flags 0x%x, op %u, ahs %u, num_pdu %u, mpdu %u, "
+ "burst_size %u, iso_len %u\n",
+ info->flags, info->op, info->ahs, info->num_pdu,
+ info->mpdu, info->burst_size << 2, info->len);
+}
+
+static void
+cxgb4i_make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb, int dlen,
+ int len, u32 credits, int compl)
{
+ struct cxgbi_device *cdev = csk->cdev;
+ struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev);
struct fw_ofld_tx_data_wr *req;
- unsigned int submode = cxgbi_skcb_ulp_mode(skb) & 3;
- unsigned int wr_ulp_mode = 0, val;
- bool imm = is_ofld_imm(skb);
-
- req = __skb_push(skb, sizeof(*req));
-
- if (imm) {
- req->op_to_immdlen = htonl(FW_WR_OP_V(FW_OFLD_TX_DATA_WR) |
- FW_WR_COMPL_F |
- FW_WR_IMMDLEN_V(dlen));
- req->flowid_len16 = htonl(FW_WR_FLOWID_V(csk->tid) |
- FW_WR_LEN16_V(credits));
- } else {
- req->op_to_immdlen =
- cpu_to_be32(FW_WR_OP_V(FW_OFLD_TX_DATA_WR) |
- FW_WR_COMPL_F |
- FW_WR_IMMDLEN_V(0));
- req->flowid_len16 =
- cpu_to_be32(FW_WR_FLOWID_V(csk->tid) |
- FW_WR_LEN16_V(credits));
+ struct cpl_tx_data_iso *cpl;
+ u32 submode = cxgbi_skcb_tx_ulp_mode(skb) & 0x3;
+ u32 wr_ulp_mode = 0;
+ u32 hdr_size = sizeof(*req);
+ u32 opcode = FW_OFLD_TX_DATA_WR;
+ u32 immlen = 0;
+ u32 force = is_t5(lldi->adapter_type) ? TX_FORCE_V(!submode) :
+ T6_TX_FORCE_F;
+
+ if (cxgbi_skcb_test_flag(skb, SKCBF_TX_ISO)) {
+ hdr_size += sizeof(struct cpl_tx_data_iso);
+ opcode = FW_ISCSI_TX_DATA_WR;
+ immlen += sizeof(struct cpl_tx_data_iso);
+ submode |= 8;
}
+
+ if (is_ofld_imm(skb))
+ immlen += dlen;
+
+ req = (struct fw_ofld_tx_data_wr *)__skb_push(skb, hdr_size);
+ req->op_to_immdlen = cpu_to_be32(FW_WR_OP_V(opcode) |
+ FW_WR_COMPL_V(compl) |
+ FW_WR_IMMDLEN_V(immlen));
+ req->flowid_len16 = cpu_to_be32(FW_WR_FLOWID_V(csk->tid) |
+ FW_WR_LEN16_V(credits));
+ req->plen = cpu_to_be32(len);
+ cpl = (struct cpl_tx_data_iso *)(req + 1);
+
+ if (likely(cxgbi_skcb_test_flag(skb, SKCBF_TX_ISO)))
+ cxgb4i_make_tx_iso_cpl(skb, cpl);
+
if (submode)
wr_ulp_mode = FW_OFLD_TX_DATA_WR_ULPMODE_V(ULP2_MODE_ISCSI) |
- FW_OFLD_TX_DATA_WR_ULPSUBMODE_V(submode);
- val = skb_peek(&csk->write_queue) ? 0 : 1;
- req->tunnel_to_proxy = htonl(wr_ulp_mode |
- FW_OFLD_TX_DATA_WR_SHOVE_V(val));
- req->plen = htonl(len);
+ FW_OFLD_TX_DATA_WR_ULPSUBMODE_V(submode);
+
+ req->tunnel_to_proxy = cpu_to_be32(wr_ulp_mode | force |
+ FW_OFLD_TX_DATA_WR_SHOVE_V(1U));
+
if (!cxgbi_sock_flag(csk, CTPF_TX_DATA_SENT))
cxgbi_sock_set_flag(csk, CTPF_TX_DATA_SENT);
}
@@ -716,30 +772,34 @@ static int push_tx_frames(struct cxgbi_sock *csk, int req_completion)
if (unlikely(csk->state < CTP_ESTABLISHED ||
csk->state == CTP_CLOSE_WAIT_1 || csk->state >= CTP_ABORTING)) {
log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK |
- 1 << CXGBI_DBG_PDU_TX,
- "csk 0x%p,%u,0x%lx,%u, in closing state.\n",
- csk, csk->state, csk->flags, csk->tid);
+ 1 << CXGBI_DBG_PDU_TX,
+ "csk 0x%p,%u,0x%lx,%u, in closing state.\n",
+ csk, csk->state, csk->flags, csk->tid);
return 0;
}
- while (csk->wr_cred && (skb = skb_peek(&csk->write_queue)) != NULL) {
- int dlen = skb->len;
- int len = skb->len;
- unsigned int credits_needed;
- int flowclen16 = 0;
+ while (csk->wr_cred && ((skb = skb_peek(&csk->write_queue)) != NULL)) {
+ struct cxgbi_iso_info *iso_cpl;
+ u32 dlen = skb->len;
+ u32 len = skb->len;
+ u32 iso_cpl_len = 0;
+ u32 flowclen16 = 0;
+ u32 credits_needed;
+ u32 num_pdu = 1, hdr_len;
+
+ if (cxgbi_skcb_test_flag(skb, SKCBF_TX_ISO))
+ iso_cpl_len = sizeof(struct cpl_tx_data_iso);
- skb_reset_transport_header(skb);
if (is_ofld_imm(skb))
- credits_needed = DIV_ROUND_UP(dlen, 16);
+ credits_needed = DIV_ROUND_UP(dlen + iso_cpl_len, 16);
else
- credits_needed = DIV_ROUND_UP(
- 8 * calc_tx_flits_ofld(skb),
- 16);
+ credits_needed =
+ DIV_ROUND_UP((8 * calc_tx_flits_ofld(skb)) +
+ iso_cpl_len, 16);
if (likely(cxgbi_skcb_test_flag(skb, SKCBF_TX_NEED_HDR)))
- credits_needed += DIV_ROUND_UP(
- sizeof(struct fw_ofld_tx_data_wr),
- 16);
+ credits_needed +=
+ DIV_ROUND_UP(sizeof(struct fw_ofld_tx_data_wr), 16);
/*
* Assumes the initial credits is large enough to support
@@ -754,14 +814,19 @@ static int push_tx_frames(struct cxgbi_sock *csk, int req_completion)
if (csk->wr_cred < credits_needed) {
log_debug(1 << CXGBI_DBG_PDU_TX,
- "csk 0x%p, skb %u/%u, wr %d < %u.\n",
- csk, skb->len, skb->data_len,
- credits_needed, csk->wr_cred);
+ "csk 0x%p, skb %u/%u, wr %d < %u.\n",
+ csk, skb->len, skb->data_len,
+ credits_needed, csk->wr_cred);
+
+ csk->no_tx_credits++;
break;
}
+
+ csk->no_tx_credits = 0;
+
__skb_unlink(skb, &csk->write_queue);
set_wr_txq(skb, CPL_PRIORITY_DATA, csk->port_id);
- skb->csum = credits_needed + flowclen16;
+ skb->csum = (__force __wsum)(credits_needed + flowclen16);
csk->wr_cred -= credits_needed;
csk->wr_una_cred += credits_needed;
cxgbi_sock_enqueue_wr(csk, skb);
@@ -771,25 +836,42 @@ static int push_tx_frames(struct cxgbi_sock *csk, int req_completion)
csk, skb->len, skb->data_len, credits_needed,
csk->wr_cred, csk->wr_una_cred);
+ if (!req_completion &&
+ ((csk->wr_una_cred >= (csk->wr_max_cred / 2)) ||
+ after(csk->write_seq, (csk->snd_una + csk->snd_win / 2))))
+ req_completion = 1;
+
if (likely(cxgbi_skcb_test_flag(skb, SKCBF_TX_NEED_HDR))) {
- len += cxgbi_ulp_extra_len(cxgbi_skcb_ulp_mode(skb));
- make_tx_data_wr(csk, skb, dlen, len, credits_needed,
- req_completion);
+ u32 ulp_mode = cxgbi_skcb_tx_ulp_mode(skb);
+
+ if (cxgbi_skcb_test_flag(skb, SKCBF_TX_ISO)) {
+ iso_cpl = (struct cxgbi_iso_info *)skb->head;
+ num_pdu = iso_cpl->num_pdu;
+ hdr_len = cxgbi_skcb_tx_iscsi_hdrlen(skb);
+ len += (cxgbi_ulp_extra_len(ulp_mode) * num_pdu) +
+ (hdr_len * (num_pdu - 1));
+ } else {
+ len += cxgbi_ulp_extra_len(ulp_mode);
+ }
+
+ cxgb4i_make_tx_data_wr(csk, skb, dlen, len,
+ credits_needed, req_completion);
csk->snd_nxt += len;
cxgbi_skcb_clear_flag(skb, SKCBF_TX_NEED_HDR);
} else if (cxgbi_skcb_test_flag(skb, SKCBF_TX_FLAG_COMPL) &&
(csk->wr_una_cred >= (csk->wr_max_cred / 2))) {
struct cpl_close_con_req *req =
(struct cpl_close_con_req *)skb->data;
- req->wr.wr_hi |= htonl(FW_WR_COMPL_F);
+
+ req->wr.wr_hi |= cpu_to_be32(FW_WR_COMPL_F);
}
+
total_size += skb->truesize;
t4_set_arp_err_handler(skb, csk, arp_failure_skb_discard);
log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_PDU_TX,
- "csk 0x%p,%u,0x%lx,%u, skb 0x%p, %u.\n",
- csk, csk->state, csk->flags, csk->tid, skb, len);
-
+ "csk 0x%p,%u,0x%lx,%u, skb 0x%p, %u.\n",
+ csk, csk->state, csk->flags, csk->tid, skb, len);
cxgb4_l2t_send(csk->cdev->ports[csk->port_id], skb, csk->l2t);
}
return total_size;
@@ -848,7 +930,7 @@ static void do_act_establish(struct cxgbi_device *cdev, struct sk_buff *skb)
csk, csk->state, csk->flags, csk->tid);
if (csk->retry_timer.function) {
- del_timer(&csk->retry_timer);
+ timer_delete(&csk->retry_timer);
csk->retry_timer.function = NULL;
}
@@ -906,7 +988,7 @@ static int act_open_rpl_status_to_errno(int status)
static void csk_act_open_retry_timer(struct timer_list *t)
{
struct sk_buff *skb = NULL;
- struct cxgbi_sock *csk = from_timer(csk, t, retry_timer);
+ struct cxgbi_sock *csk = timer_container_of(csk, t, retry_timer);
struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(csk->cdev);
void (*send_act_open_func)(struct cxgbi_sock *, struct sk_buff *,
struct l2t_entry *);
@@ -1053,7 +1135,7 @@ static int abort_status_to_errno(struct cxgbi_sock *csk, int abort_reason,
int *need_rst)
{
switch (abort_reason) {
- case CPL_ERR_BAD_SYN: /* fall through */
+ case CPL_ERR_BAD_SYN:
case CPL_ERR_CONN_RESET:
return csk->state > CTP_ESTABLISHED ?
-EPIPE : -ECONNRESET;
@@ -1127,10 +1209,9 @@ static void do_abort_rpl_rss(struct cxgbi_device *cdev, struct sk_buff *skb)
if (!csk)
goto rel_skb;
- if (csk)
- pr_info_ipaddr("csk 0x%p,%u,0x%lx,%u, status %u.\n",
- (&csk->saddr), (&csk->daddr), csk,
- csk->state, csk->flags, csk->tid, rpl->status);
+ pr_info_ipaddr("csk 0x%p,%u,0x%lx,%u, status %u.\n",
+ (&csk->saddr), (&csk->daddr), csk,
+ csk->state, csk->flags, csk->tid, rpl->status);
if (rpl->status == CPL_ERR_ABORT_FAILED)
goto rel_skb;
@@ -1210,7 +1291,8 @@ static void do_rx_iscsi_hdr(struct cxgbi_device *cdev, struct sk_buff *skb)
csk->skb_ulp_lhdr = skb;
cxgbi_skcb_set_flag(skb, SKCBF_RX_HDR);
- if (cxgbi_skcb_tcp_seq(skb) != csk->rcv_nxt) {
+ if ((CHELSIO_CHIP_VERSION(lldi->adapter_type) <= CHELSIO_T5) &&
+ (cxgbi_skcb_tcp_seq(skb) != csk->rcv_nxt)) {
pr_info("tid %u, CPL_ISCSI_HDR, bad seq, 0x%x/0x%x.\n",
csk->tid, cxgbi_skcb_tcp_seq(skb),
csk->rcv_nxt);
@@ -1664,8 +1746,12 @@ static u8 get_iscsi_dcb_priority(struct net_device *ndev)
return 0;
if (caps & DCB_CAP_DCBX_VER_IEEE) {
- iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_ANY;
+ iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_STREAM;
rv = dcb_ieee_getapp_mask(ndev, &iscsi_dcb_app);
+ if (!rv) {
+ iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_ANY;
+ rv = dcb_ieee_getapp_mask(ndev, &iscsi_dcb_app);
+ }
} else if (caps & DCB_CAP_DCBX_VER_CEE) {
iscsi_dcb_app.selector = DCB_APP_IDTYPE_PORTNUM;
rv = dcb_getapp(ndev, &iscsi_dcb_app);
@@ -2068,8 +2154,7 @@ static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
struct cxgb4_lld_info *lldi = cxgbi_cdev_priv(cdev);
struct net_device *ndev = cdev->ports[0];
struct cxgbi_tag_format tformat;
- unsigned int ppmax;
- int i;
+ int i, err;
if (!lldi->vr->iscsi.size) {
pr_warn("%s, iscsi NOT enabled, check config!\n", ndev->name);
@@ -2077,7 +2162,6 @@ static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
}
cdev->flags |= CXGBI_FLAG_USE_PPOD_OFLDQ;
- ppmax = lldi->vr->iscsi.size >> PPOD_SIZE_SHIFT;
memset(&tformat, 0, sizeof(struct cxgbi_tag_format));
for (i = 0; i < 4; i++)
@@ -2085,8 +2169,17 @@ static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
& 0xF;
cxgbi_tagmask_check(lldi->iscsi_tagmask, &tformat);
- cxgbi_ddp_ppm_setup(lldi->iscsi_ppm, cdev, &tformat, ppmax,
- lldi->iscsi_llimit, lldi->vr->iscsi.start, 2);
+ pr_info("iscsi_edram.start 0x%x iscsi_edram.size 0x%x",
+ lldi->vr->ppod_edram.start, lldi->vr->ppod_edram.size);
+
+ err = cxgbi_ddp_ppm_setup(lldi->iscsi_ppm, cdev, &tformat,
+ lldi->vr->iscsi.size, lldi->iscsi_llimit,
+ lldi->vr->iscsi.start, 2,
+ lldi->vr->ppod_edram.start,
+ lldi->vr->ppod_edram.size);
+
+ if (err < 0)
+ return err;
cdev->csk_ddp_setup_digest = ddp_setup_conn_digest;
cdev->csk_ddp_setup_pgidx = ddp_setup_conn_pgidx;
@@ -2100,10 +2193,30 @@ static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
return 0;
}
+static bool is_memfree(struct adapter *adap)
+{
+ u32 io;
+
+ io = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A);
+ if (is_t5(adap->params.chip)) {
+ if ((io & EXT_MEM0_ENABLE_F) || (io & EXT_MEM1_ENABLE_F))
+ return false;
+ } else if (io & EXT_MEM_ENABLE_F) {
+ return false;
+ }
+
+ return true;
+}
+
static void *t4_uld_add(const struct cxgb4_lld_info *lldi)
{
struct cxgbi_device *cdev;
struct port_info *pi;
+ struct net_device *ndev;
+ struct adapter *adap;
+ struct tid_info *t;
+ u32 max_cmds = CXGB4I_SCSI_HOST_QDEPTH;
+ u32 max_conn = CXGBI_MAX_CONN;
int i, rc;
cdev = cxgbi_device_register(sizeof(*lldi), lldi->nports);
@@ -2134,24 +2247,49 @@ static void *t4_uld_add(const struct cxgb4_lld_info *lldi)
cdev->itp = &cxgb4i_iscsi_transport;
cdev->owner = THIS_MODULE;
- cdev->pfvf = FW_VIID_PFN_G(cxgb4_port_viid(lldi->ports[0]))
- << FW_VIID_PFN_S;
+ cdev->pfvf = FW_PFVF_CMD_PFN_V(lldi->pf);
pr_info("cdev 0x%p,%s, pfvf %u.\n",
cdev, lldi->ports[0]->name, cdev->pfvf);
rc = cxgb4i_ddp_init(cdev);
if (rc) {
- pr_info("t4 0x%p ddp init failed.\n", cdev);
+ pr_info("t4 0x%p ddp init failed %d.\n", cdev, rc);
goto err_out;
}
+
+ ndev = cdev->ports[0];
+ adap = netdev2adap(ndev);
+ if (adap) {
+ t = &adap->tids;
+ if (t->ntids <= CXGBI_MAX_CONN)
+ max_conn = t->ntids;
+
+ if (is_memfree(adap)) {
+ cdev->flags |= CXGBI_FLAG_DEV_ISO_OFF;
+ max_cmds = CXGB4I_SCSI_HOST_QDEPTH >> 2;
+
+ pr_info("%s: 0x%p, tid %u, SO adapter.\n",
+ ndev->name, cdev, t->ntids);
+ }
+ } else {
+ pr_info("%s, 0x%p, NO adapter struct.\n", ndev->name, cdev);
+ }
+
+ /* ISO is enabled in T5/T6 firmware version >= 1.13.43.0 */
+ if (!is_t4(lldi->adapter_type) &&
+ (lldi->fw_vers >= 0x10d2b00) &&
+ !(cdev->flags & CXGBI_FLAG_DEV_ISO_OFF))
+ cdev->skb_iso_txhdr = sizeof(struct cpl_tx_data_iso);
+
rc = cxgb4i_ofld_init(cdev);
if (rc) {
pr_info("t4 0x%p ofld init failed.\n", cdev);
goto err_out;
}
- rc = cxgbi_hbas_add(cdev, CXGB4I_MAX_LUN, CXGBI_MAX_CONN,
- &cxgb4i_host_template, cxgb4i_stt);
+ cxgb4i_host_template.can_queue = max_cmds;
+ rc = cxgbi_hbas_add(cdev, CXGB4I_MAX_LUN, max_conn,
+ &cxgb4i_host_template, cxgb4i_stt);
if (rc)
goto err_out;
@@ -2251,7 +2389,8 @@ cxgb4_dcb_change_notify(struct notifier_block *self, unsigned long val,
u8 priority;
if (iscsi_app->dcbx & DCB_CAP_DCBX_VER_IEEE) {
- if (iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_ANY)
+ if ((iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_STREAM) &&
+ (iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_ANY))
return NOTIFY_DONE;
priority = iscsi_app->app.priority;
generated by cgit (git 2.34.1) at 2025-12-28 09:21:24 +0000