summaryrefslogtreecommitdiff
path: root/drivers/scsi/bnx2fc/bnx2fc_hwi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/bnx2fc/bnx2fc_hwi.c')
-rw-r--r--drivers/scsi/bnx2fc/bnx2fc_hwi.c442
1 files changed, 237 insertions, 205 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc_hwi.c b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
index f756d5f85c7a..d8e8a825560d 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_hwi.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
@@ -100,6 +100,9 @@ int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba)
fcoe_init2.hdr.flags = (FCOE_KWQE_LAYER_CODE <<
FCOE_KWQE_HEADER_LAYER_CODE_SHIFT);
+ fcoe_init2.hsi_major_version = FCOE_HSI_MAJOR_VERSION;
+ fcoe_init2.hsi_minor_version = FCOE_HSI_MINOR_VERSION;
+
fcoe_init2.hash_tbl_pbl_addr_lo = (u32) hba->hash_tbl_pbl_dma;
fcoe_init2.hash_tbl_pbl_addr_hi = (u32)
((u64) hba->hash_tbl_pbl_dma >> 32);
@@ -122,6 +125,7 @@ int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba)
fcoe_init3.error_bit_map_lo = 0xffffffff;
fcoe_init3.error_bit_map_hi = 0xffffffff;
+ fcoe_init3.perf_config = 1;
kwqe_arr[0] = (struct kwqe *) &fcoe_init1;
kwqe_arr[1] = (struct kwqe *) &fcoe_init2;
@@ -289,19 +293,19 @@ int bnx2fc_send_session_ofld_req(struct fcoe_port *port,
ofld_req4.e_d_tov_timer_val = lport->e_d_tov / 20;
- ofld_req4.src_mac_addr_lo32[0] = port->data_src_addr[5];
+ ofld_req4.src_mac_addr_lo[0] = port->data_src_addr[5];
/* local mac */
- ofld_req4.src_mac_addr_lo32[1] = port->data_src_addr[4];
- ofld_req4.src_mac_addr_lo32[2] = port->data_src_addr[3];
- ofld_req4.src_mac_addr_lo32[3] = port->data_src_addr[2];
- ofld_req4.src_mac_addr_hi16[0] = port->data_src_addr[1];
- ofld_req4.src_mac_addr_hi16[1] = port->data_src_addr[0];
- ofld_req4.dst_mac_addr_lo32[0] = hba->ctlr.dest_addr[5];/* fcf mac */
- ofld_req4.dst_mac_addr_lo32[1] = hba->ctlr.dest_addr[4];
- ofld_req4.dst_mac_addr_lo32[2] = hba->ctlr.dest_addr[3];
- ofld_req4.dst_mac_addr_lo32[3] = hba->ctlr.dest_addr[2];
- ofld_req4.dst_mac_addr_hi16[0] = hba->ctlr.dest_addr[1];
- ofld_req4.dst_mac_addr_hi16[1] = hba->ctlr.dest_addr[0];
+ ofld_req4.src_mac_addr_lo[1] = port->data_src_addr[4];
+ ofld_req4.src_mac_addr_mid[0] = port->data_src_addr[3];
+ ofld_req4.src_mac_addr_mid[1] = port->data_src_addr[2];
+ ofld_req4.src_mac_addr_hi[0] = port->data_src_addr[1];
+ ofld_req4.src_mac_addr_hi[1] = port->data_src_addr[0];
+ ofld_req4.dst_mac_addr_lo[0] = hba->ctlr.dest_addr[5];/* fcf mac */
+ ofld_req4.dst_mac_addr_lo[1] = hba->ctlr.dest_addr[4];
+ ofld_req4.dst_mac_addr_mid[0] = hba->ctlr.dest_addr[3];
+ ofld_req4.dst_mac_addr_mid[1] = hba->ctlr.dest_addr[2];
+ ofld_req4.dst_mac_addr_hi[0] = hba->ctlr.dest_addr[1];
+ ofld_req4.dst_mac_addr_hi[1] = hba->ctlr.dest_addr[0];
ofld_req4.lcq_addr_lo = (u32) tgt->lcq_dma;
ofld_req4.lcq_addr_hi = (u32)((u64) tgt->lcq_dma >> 32);
@@ -345,20 +349,21 @@ static int bnx2fc_send_session_enable_req(struct fcoe_port *port,
enbl_req.hdr.flags =
(FCOE_KWQE_LAYER_CODE << FCOE_KWQE_HEADER_LAYER_CODE_SHIFT);
- enbl_req.src_mac_addr_lo32[0] = port->data_src_addr[5];
+ enbl_req.src_mac_addr_lo[0] = port->data_src_addr[5];
/* local mac */
- enbl_req.src_mac_addr_lo32[1] = port->data_src_addr[4];
- enbl_req.src_mac_addr_lo32[2] = port->data_src_addr[3];
- enbl_req.src_mac_addr_lo32[3] = port->data_src_addr[2];
- enbl_req.src_mac_addr_hi16[0] = port->data_src_addr[1];
- enbl_req.src_mac_addr_hi16[1] = port->data_src_addr[0];
-
- enbl_req.dst_mac_addr_lo32[0] = hba->ctlr.dest_addr[5];/* fcf mac */
- enbl_req.dst_mac_addr_lo32[1] = hba->ctlr.dest_addr[4];
- enbl_req.dst_mac_addr_lo32[2] = hba->ctlr.dest_addr[3];
- enbl_req.dst_mac_addr_lo32[3] = hba->ctlr.dest_addr[2];
- enbl_req.dst_mac_addr_hi16[0] = hba->ctlr.dest_addr[1];
- enbl_req.dst_mac_addr_hi16[1] = hba->ctlr.dest_addr[0];
+ enbl_req.src_mac_addr_lo[1] = port->data_src_addr[4];
+ enbl_req.src_mac_addr_mid[0] = port->data_src_addr[3];
+ enbl_req.src_mac_addr_mid[1] = port->data_src_addr[2];
+ enbl_req.src_mac_addr_hi[0] = port->data_src_addr[1];
+ enbl_req.src_mac_addr_hi[1] = port->data_src_addr[0];
+ memcpy(tgt->src_addr, port->data_src_addr, ETH_ALEN);
+
+ enbl_req.dst_mac_addr_lo[0] = hba->ctlr.dest_addr[5];/* fcf mac */
+ enbl_req.dst_mac_addr_lo[1] = hba->ctlr.dest_addr[4];
+ enbl_req.dst_mac_addr_mid[0] = hba->ctlr.dest_addr[3];
+ enbl_req.dst_mac_addr_mid[1] = hba->ctlr.dest_addr[2];
+ enbl_req.dst_mac_addr_hi[0] = hba->ctlr.dest_addr[1];
+ enbl_req.dst_mac_addr_hi[1] = hba->ctlr.dest_addr[0];
port_id = fc_host_port_id(lport->host);
if (port_id != tgt->sid) {
@@ -411,18 +416,19 @@ int bnx2fc_send_session_disable_req(struct fcoe_port *port,
disable_req.hdr.flags =
(FCOE_KWQE_LAYER_CODE << FCOE_KWQE_HEADER_LAYER_CODE_SHIFT);
- disable_req.src_mac_addr_lo32[0] = port->data_src_addr[5];
- disable_req.src_mac_addr_lo32[2] = port->data_src_addr[3];
- disable_req.src_mac_addr_lo32[3] = port->data_src_addr[2];
- disable_req.src_mac_addr_hi16[0] = port->data_src_addr[1];
- disable_req.src_mac_addr_hi16[1] = port->data_src_addr[0];
+ disable_req.src_mac_addr_lo[0] = tgt->src_addr[5];
+ disable_req.src_mac_addr_lo[1] = tgt->src_addr[4];
+ disable_req.src_mac_addr_mid[0] = tgt->src_addr[3];
+ disable_req.src_mac_addr_mid[1] = tgt->src_addr[2];
+ disable_req.src_mac_addr_hi[0] = tgt->src_addr[1];
+ disable_req.src_mac_addr_hi[1] = tgt->src_addr[0];
- disable_req.dst_mac_addr_lo32[0] = hba->ctlr.dest_addr[5];/* fcf mac */
- disable_req.dst_mac_addr_lo32[1] = hba->ctlr.dest_addr[4];
- disable_req.dst_mac_addr_lo32[2] = hba->ctlr.dest_addr[3];
- disable_req.dst_mac_addr_lo32[3] = hba->ctlr.dest_addr[2];
- disable_req.dst_mac_addr_hi16[0] = hba->ctlr.dest_addr[1];
- disable_req.dst_mac_addr_hi16[1] = hba->ctlr.dest_addr[0];
+ disable_req.dst_mac_addr_lo[0] = hba->ctlr.dest_addr[5];/* fcf mac */
+ disable_req.dst_mac_addr_lo[1] = hba->ctlr.dest_addr[4];
+ disable_req.dst_mac_addr_mid[0] = hba->ctlr.dest_addr[3];
+ disable_req.dst_mac_addr_mid[1] = hba->ctlr.dest_addr[2];
+ disable_req.dst_mac_addr_hi[0] = hba->ctlr.dest_addr[1];
+ disable_req.dst_mac_addr_hi[1] = hba->ctlr.dest_addr[0];
port_id = tgt->sid;
disable_req.s_id[0] = (port_id & 0x000000FF);
@@ -640,10 +646,10 @@ static void bnx2fc_process_unsol_compl(struct bnx2fc_rport *tgt, u16 wqe)
xid = err_entry->fc_hdr.ox_id;
BNX2FC_TGT_DBG(tgt, "Unsol Error Frame OX_ID = 0x%x\n", xid);
BNX2FC_TGT_DBG(tgt, "err_warn_bitmap = %08x:%08x\n",
- err_entry->err_warn_bitmap_hi,
- err_entry->err_warn_bitmap_lo);
+ err_entry->data.err_warn_bitmap_hi,
+ err_entry->data.err_warn_bitmap_lo);
BNX2FC_TGT_DBG(tgt, "buf_offsets - tx = 0x%x, rx = 0x%x\n",
- err_entry->tx_buf_off, err_entry->rx_buf_off);
+ err_entry->data.tx_buf_off, err_entry->data.rx_buf_off);
bnx2fc_return_rqe(tgt, 1);
@@ -722,10 +728,10 @@ static void bnx2fc_process_unsol_compl(struct bnx2fc_rport *tgt, u16 wqe)
xid = cpu_to_be16(err_entry->fc_hdr.ox_id);
BNX2FC_TGT_DBG(tgt, "Unsol Warning Frame OX_ID = 0x%x\n", xid);
BNX2FC_TGT_DBG(tgt, "err_warn_bitmap = %08x:%08x",
- err_entry->err_warn_bitmap_hi,
- err_entry->err_warn_bitmap_lo);
+ err_entry->data.err_warn_bitmap_hi,
+ err_entry->data.err_warn_bitmap_lo);
BNX2FC_TGT_DBG(tgt, "buf_offsets - tx = 0x%x, rx = 0x%x",
- err_entry->tx_buf_off, err_entry->rx_buf_off);
+ err_entry->data.tx_buf_off, err_entry->data.rx_buf_off);
bnx2fc_return_rqe(tgt, 1);
spin_unlock_bh(&tgt->tgt_lock);
@@ -762,9 +768,9 @@ void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe)
task_page = (struct fcoe_task_ctx_entry *)hba->task_ctx[task_idx];
task = &(task_page[index]);
- num_rq = ((task->rx_wr_tx_rd.rx_flags &
- FCOE_TASK_CTX_ENTRY_RXWR_TXRD_NUM_RQ_WQE) >>
- FCOE_TASK_CTX_ENTRY_RXWR_TXRD_NUM_RQ_WQE_SHIFT);
+ num_rq = ((task->rxwr_txrd.var_ctx.rx_flags &
+ FCOE_TCE_RX_WR_TX_RD_VAR_NUM_RQ_WQE) >>
+ FCOE_TCE_RX_WR_TX_RD_VAR_NUM_RQ_WQE_SHIFT);
io_req = (struct bnx2fc_cmd *)hba->cmd_mgr->cmds[xid];
@@ -777,22 +783,19 @@ void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe)
/* Timestamp IO completion time */
cmd_type = io_req->cmd_type;
- /* optimized completion path */
- if (cmd_type == BNX2FC_SCSI_CMD) {
- rx_state = ((task->rx_wr_tx_rd.rx_flags &
- FCOE_TASK_CTX_ENTRY_RXWR_TXRD_RX_STATE) >>
- FCOE_TASK_CTX_ENTRY_RXWR_TXRD_RX_STATE_SHIFT);
+ rx_state = ((task->rxwr_txrd.var_ctx.rx_flags &
+ FCOE_TCE_RX_WR_TX_RD_VAR_RX_STATE) >>
+ FCOE_TCE_RX_WR_TX_RD_VAR_RX_STATE_SHIFT);
+ /* Process other IO completion types */
+ switch (cmd_type) {
+ case BNX2FC_SCSI_CMD:
if (rx_state == FCOE_TASK_RX_STATE_COMPLETED) {
bnx2fc_process_scsi_cmd_compl(io_req, task, num_rq);
spin_unlock_bh(&tgt->tgt_lock);
return;
}
- }
- /* Process other IO completion types */
- switch (cmd_type) {
- case BNX2FC_SCSI_CMD:
if (rx_state == FCOE_TASK_RX_STATE_ABTS_COMPLETED)
bnx2fc_process_abts_compl(io_req, task, num_rq);
else if (rx_state ==
@@ -819,8 +822,16 @@ void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe)
break;
case BNX2FC_ELS:
- BNX2FC_IO_DBG(io_req, "cq_compl - call process_els_compl\n");
- bnx2fc_process_els_compl(io_req, task, num_rq);
+ if (rx_state == FCOE_TASK_RX_STATE_COMPLETED)
+ bnx2fc_process_els_compl(io_req, task, num_rq);
+ else if (rx_state == FCOE_TASK_RX_STATE_ABTS_COMPLETED)
+ bnx2fc_process_abts_compl(io_req, task, num_rq);
+ else if (rx_state ==
+ FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_COMPLETED)
+ bnx2fc_process_cleanup_compl(io_req, task, num_rq);
+ else
+ printk(KERN_ERR PFX "Invalid rx state = %d\n",
+ rx_state);
break;
case BNX2FC_CLEANUP:
@@ -835,6 +846,20 @@ void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe)
spin_unlock_bh(&tgt->tgt_lock);
}
+void bnx2fc_arm_cq(struct bnx2fc_rport *tgt)
+{
+ struct b577xx_fcoe_rx_doorbell *rx_db = &tgt->rx_db;
+ u32 msg;
+
+ wmb();
+ rx_db->doorbell_cq_cons = tgt->cq_cons_idx | (tgt->cq_curr_toggle_bit <<
+ FCOE_CQE_TOGGLE_BIT_SHIFT);
+ msg = *((u32 *)rx_db);
+ writel(cpu_to_le32(msg), tgt->ctx_base);
+ mmiowb();
+
+}
+
struct bnx2fc_work *bnx2fc_alloc_work(struct bnx2fc_rport *tgt, u16 wqe)
{
struct bnx2fc_work *work;
@@ -853,8 +878,8 @@ int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt)
struct fcoe_cqe *cq;
u32 cq_cons;
struct fcoe_cqe *cqe;
+ u32 num_free_sqes = 0;
u16 wqe;
- bool more_cqes_found = false;
/*
* cq_lock is a low contention lock used to protect
@@ -872,62 +897,51 @@ int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt)
cq_cons = tgt->cq_cons_idx;
cqe = &cq[cq_cons];
- do {
- more_cqes_found ^= true;
-
- while (((wqe = cqe->wqe) & FCOE_CQE_TOGGLE_BIT) ==
- (tgt->cq_curr_toggle_bit <<
- FCOE_CQE_TOGGLE_BIT_SHIFT)) {
+ while (((wqe = cqe->wqe) & FCOE_CQE_TOGGLE_BIT) ==
+ (tgt->cq_curr_toggle_bit <<
+ FCOE_CQE_TOGGLE_BIT_SHIFT)) {
- /* new entry on the cq */
- if (wqe & FCOE_CQE_CQE_TYPE) {
- /* Unsolicited event notification */
- bnx2fc_process_unsol_compl(tgt, wqe);
- } else {
- struct bnx2fc_work *work = NULL;
- struct bnx2fc_percpu_s *fps = NULL;
- unsigned int cpu = wqe % num_possible_cpus();
-
- fps = &per_cpu(bnx2fc_percpu, cpu);
- spin_lock_bh(&fps->fp_work_lock);
- if (unlikely(!fps->iothread))
- goto unlock;
-
- work = bnx2fc_alloc_work(tgt, wqe);
- if (work)
- list_add_tail(&work->list,
- &fps->work_list);
+ /* new entry on the cq */
+ if (wqe & FCOE_CQE_CQE_TYPE) {
+ /* Unsolicited event notification */
+ bnx2fc_process_unsol_compl(tgt, wqe);
+ } else {
+ /* Pending work request completion */
+ struct bnx2fc_work *work = NULL;
+ struct bnx2fc_percpu_s *fps = NULL;
+ unsigned int cpu = wqe % num_possible_cpus();
+
+ fps = &per_cpu(bnx2fc_percpu, cpu);
+ spin_lock_bh(&fps->fp_work_lock);
+ if (unlikely(!fps->iothread))
+ goto unlock;
+
+ work = bnx2fc_alloc_work(tgt, wqe);
+ if (work)
+ list_add_tail(&work->list,
+ &fps->work_list);
unlock:
- spin_unlock_bh(&fps->fp_work_lock);
+ spin_unlock_bh(&fps->fp_work_lock);
- /* Pending work request completion */
- if (fps->iothread && work)
- wake_up_process(fps->iothread);
- else
- bnx2fc_process_cq_compl(tgt, wqe);
- }
- cqe++;
- tgt->cq_cons_idx++;
-
- if (tgt->cq_cons_idx == BNX2FC_CQ_WQES_MAX) {
- tgt->cq_cons_idx = 0;
- cqe = cq;
- tgt->cq_curr_toggle_bit =
- 1 - tgt->cq_curr_toggle_bit;
- }
+ /* Pending work request completion */
+ if (fps->iothread && work)
+ wake_up_process(fps->iothread);
+ else
+ bnx2fc_process_cq_compl(tgt, wqe);
}
- /* Re-arm CQ */
- if (more_cqes_found) {
- tgt->conn_db->cq_arm.lo = -1;
- wmb();
+ cqe++;
+ tgt->cq_cons_idx++;
+ num_free_sqes++;
+
+ if (tgt->cq_cons_idx == BNX2FC_CQ_WQES_MAX) {
+ tgt->cq_cons_idx = 0;
+ cqe = cq;
+ tgt->cq_curr_toggle_bit =
+ 1 - tgt->cq_curr_toggle_bit;
}
- } while (more_cqes_found);
-
- /*
- * Commit tgt->cq_cons_idx change to the memory
- * spin_lock implies full memory barrier, no need to smp_wmb
- */
-
+ }
+ bnx2fc_arm_cq(tgt);
+ atomic_add(num_free_sqes, &tgt->free_sqes);
spin_unlock_bh(&tgt->cq_lock);
return 0;
}
@@ -1141,7 +1155,11 @@ static void bnx2fc_init_failure(struct bnx2fc_hba *hba, u32 err_code)
case FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR:
printk(KERN_ERR PFX "init_failure due to NIC error\n");
break;
-
+ case FCOE_KCQE_COMPLETION_STATUS_ERROR:
+ printk(KERN_ERR PFX "init failure due to compl status err\n");
+ break;
+ case FCOE_KCQE_COMPLETION_STATUS_WRONG_HSI_VERSION:
+ printk(KERN_ERR PFX "init failure due to HSI mismatch\n");
default:
printk(KERN_ERR PFX "Unknown Error code %d\n", err_code);
}
@@ -1247,21 +1265,14 @@ void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid)
void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt)
{
- struct b577xx_doorbell_set_prod ev_doorbell;
+ struct b577xx_doorbell_set_prod *sq_db = &tgt->sq_db;
u32 msg;
wmb();
-
- memset(&ev_doorbell, 0, sizeof(struct b577xx_doorbell_set_prod));
- ev_doorbell.header.header = B577XX_DOORBELL_HDR_DB_TYPE;
-
- ev_doorbell.prod = tgt->sq_prod_idx |
+ sq_db->prod = tgt->sq_prod_idx |
(tgt->sq_curr_toggle_bit << 15);
- ev_doorbell.header.header |= B577XX_FCOE_CONNECTION_TYPE <<
- B577XX_DOORBELL_HDR_CONN_TYPE_SHIFT;
- msg = *((u32 *)&ev_doorbell);
+ msg = *((u32 *)sq_db);
writel(cpu_to_le32(msg), tgt->ctx_base);
-
mmiowb();
}
@@ -1322,18 +1333,26 @@ void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req,
memset(task, 0, sizeof(struct fcoe_task_ctx_entry));
/* Tx Write Rx Read */
- task->tx_wr_rx_rd.tx_flags = FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_TX_STATE_SHIFT;
- task->tx_wr_rx_rd.init_flags = task_type <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_TASK_TYPE_SHIFT;
- task->tx_wr_rx_rd.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_CLASS_TYPE_SHIFT;
- /* Common */
- task->cmn.common_flags = context_id <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_CID_SHIFT;
- task->cmn.general.cleanup_info.task_id = orig_xid;
-
-
+ /* init flags */
+ task->txwr_rxrd.const_ctx.init_flags = task_type <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_TASK_TYPE_SHIFT;
+ task->txwr_rxrd.const_ctx.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_CLASS_TYPE_SHIFT;
+ task->txwr_rxrd.const_ctx.init_flags |=
+ FCOE_TASK_DEV_TYPE_DISK <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
+ task->txwr_rxrd.union_ctx.cleanup.ctx.cleaned_task_id = orig_xid;
+
+ /* Tx flags */
+ task->txwr_rxrd.const_ctx.tx_flags =
+ FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_TX_STATE_SHIFT;
+
+ /* Rx Read Tx Write */
+ task->rxwr_txrd.const_ctx.init_flags = context_id <<
+ FCOE_TCE_RX_WR_TX_RD_CONST_CID_SHIFT;
+ task->rxwr_txrd.var_ctx.rx_flags |= 1 <<
+ FCOE_TCE_RX_WR_TX_RD_VAR_EXP_FIRST_FRAME_SHIFT;
}
void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
@@ -1342,6 +1361,7 @@ void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
struct bnx2fc_mp_req *mp_req = &(io_req->mp_req);
struct bnx2fc_rport *tgt = io_req->tgt;
struct fc_frame_header *fc_hdr;
+ struct fcoe_ext_mul_sges_ctx *sgl;
u8 task_type = 0;
u64 *hdr;
u64 temp_hdr[3];
@@ -1367,47 +1387,49 @@ void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
/* Tx only */
if ((task_type == FCOE_TASK_TYPE_MIDPATH) ||
(task_type == FCOE_TASK_TYPE_UNSOLICITED)) {
- task->tx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.lo =
+ task->txwr_only.sgl_ctx.sgl.mul_sgl.cur_sge_addr.lo =
(u32)mp_req->mp_req_bd_dma;
- task->tx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.hi =
+ task->txwr_only.sgl_ctx.sgl.mul_sgl.cur_sge_addr.hi =
(u32)((u64)mp_req->mp_req_bd_dma >> 32);
- task->tx_wr_only.sgl_ctx.mul_sges.sgl_size = 1;
- BNX2FC_IO_DBG(io_req, "init_mp_task - bd_dma = 0x%llx\n",
- (unsigned long long)mp_req->mp_req_bd_dma);
+ task->txwr_only.sgl_ctx.sgl.mul_sgl.sgl_size = 1;
}
/* Tx Write Rx Read */
- task->tx_wr_rx_rd.tx_flags = FCOE_TASK_TX_STATE_INIT <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_TX_STATE_SHIFT;
- task->tx_wr_rx_rd.init_flags = task_type <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_TASK_TYPE_SHIFT;
- task->tx_wr_rx_rd.init_flags |= FCOE_TASK_DEV_TYPE_DISK <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_DEV_TYPE_SHIFT;
- task->tx_wr_rx_rd.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_CLASS_TYPE_SHIFT;
-
- /* Common */
- task->cmn.data_2_trns = io_req->data_xfer_len;
- context_id = tgt->context_id;
- task->cmn.common_flags = context_id <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_CID_SHIFT;
- task->cmn.common_flags |= 1 <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_VALID_SHIFT;
- task->cmn.common_flags |= 1 <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_EXP_FIRST_FRAME_SHIFT;
+ /* init flags */
+ task->txwr_rxrd.const_ctx.init_flags = task_type <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_TASK_TYPE_SHIFT;
+ task->txwr_rxrd.const_ctx.init_flags |=
+ FCOE_TASK_DEV_TYPE_DISK <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
+ task->txwr_rxrd.const_ctx.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_CLASS_TYPE_SHIFT;
+
+ /* tx flags */
+ task->txwr_rxrd.const_ctx.tx_flags = FCOE_TASK_TX_STATE_INIT <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_TX_STATE_SHIFT;
/* Rx Write Tx Read */
+ task->rxwr_txrd.const_ctx.data_2_trns = io_req->data_xfer_len;
+
+ /* rx flags */
+ task->rxwr_txrd.var_ctx.rx_flags |= 1 <<
+ FCOE_TCE_RX_WR_TX_RD_VAR_EXP_FIRST_FRAME_SHIFT;
+
+ context_id = tgt->context_id;
+ task->rxwr_txrd.const_ctx.init_flags = context_id <<
+ FCOE_TCE_RX_WR_TX_RD_CONST_CID_SHIFT;
+
fc_hdr = &(mp_req->req_fc_hdr);
if (task_type == FCOE_TASK_TYPE_MIDPATH) {
fc_hdr->fh_ox_id = cpu_to_be16(io_req->xid);
fc_hdr->fh_rx_id = htons(0xffff);
- task->rx_wr_tx_rd.rx_id = 0xffff;
+ task->rxwr_txrd.var_ctx.rx_id = 0xffff;
} else if (task_type == FCOE_TASK_TYPE_UNSOLICITED) {
fc_hdr->fh_rx_id = cpu_to_be16(io_req->xid);
}
/* Fill FC Header into middle path buffer */
- hdr = (u64 *) &task->cmn.general.cmd_info.mp_fc_frame.fc_hdr;
+ hdr = (u64 *) &task->txwr_rxrd.union_ctx.tx_frame.fc_hdr;
memcpy(temp_hdr, fc_hdr, sizeof(temp_hdr));
hdr[0] = cpu_to_be64(temp_hdr[0]);
hdr[1] = cpu_to_be64(temp_hdr[1]);
@@ -1415,12 +1437,12 @@ void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
/* Rx Only */
if (task_type == FCOE_TASK_TYPE_MIDPATH) {
+ sgl = &task->rxwr_only.union_ctx.read_info.sgl_ctx.sgl;
- task->rx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.lo =
- (u32)mp_req->mp_resp_bd_dma;
- task->rx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.hi =
+ sgl->mul_sgl.cur_sge_addr.lo = (u32)mp_req->mp_resp_bd_dma;
+ sgl->mul_sgl.cur_sge_addr.hi =
(u32)((u64)mp_req->mp_resp_bd_dma >> 32);
- task->rx_wr_only.sgl_ctx.mul_sges.sgl_size = 1;
+ sgl->mul_sgl.sgl_size = 1;
}
}
@@ -1431,6 +1453,8 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
struct scsi_cmnd *sc_cmd = io_req->sc_cmd;
struct io_bdt *bd_tbl = io_req->bd_tbl;
struct bnx2fc_rport *tgt = io_req->tgt;
+ struct fcoe_cached_sge_ctx *cached_sge;
+ struct fcoe_ext_mul_sges_ctx *sgl;
u64 *fcp_cmnd;
u64 tmp_fcp_cmnd[4];
u32 context_id;
@@ -1449,47 +1473,33 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
/* Tx only */
if (task_type == FCOE_TASK_TYPE_WRITE) {
- task->tx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.lo =
+ task->txwr_only.sgl_ctx.sgl.mul_sgl.cur_sge_addr.lo =
(u32)bd_tbl->bd_tbl_dma;
- task->tx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.hi =
+ task->txwr_only.sgl_ctx.sgl.mul_sgl.cur_sge_addr.hi =
(u32)((u64)bd_tbl->bd_tbl_dma >> 32);
- task->tx_wr_only.sgl_ctx.mul_sges.sgl_size =
+ task->txwr_only.sgl_ctx.sgl.mul_sgl.sgl_size =
bd_tbl->bd_valid;
}
/*Tx Write Rx Read */
/* Init state to NORMAL */
- task->tx_wr_rx_rd.tx_flags = FCOE_TASK_TX_STATE_NORMAL <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_TX_STATE_SHIFT;
- task->tx_wr_rx_rd.init_flags = task_type <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_TASK_TYPE_SHIFT;
- task->tx_wr_rx_rd.init_flags |= FCOE_TASK_DEV_TYPE_DISK <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_DEV_TYPE_SHIFT;
- task->tx_wr_rx_rd.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_CLASS_TYPE_SHIFT;
-
- /* Common */
- task->cmn.data_2_trns = io_req->data_xfer_len;
- context_id = tgt->context_id;
- task->cmn.common_flags = context_id <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_CID_SHIFT;
- task->cmn.common_flags |= 1 <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_VALID_SHIFT;
- task->cmn.common_flags |= 1 <<
- FCOE_TASK_CTX_ENTRY_TX_RX_CMN_EXP_FIRST_FRAME_SHIFT;
-
- /* Set initiative ownership */
- task->cmn.common_flags |= FCOE_TASK_CTX_ENTRY_TX_RX_CMN_SEQ_INIT;
+ task->txwr_rxrd.const_ctx.init_flags = task_type <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_TASK_TYPE_SHIFT;
+ task->txwr_rxrd.const_ctx.init_flags |=
+ FCOE_TASK_DEV_TYPE_DISK <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_DEV_TYPE_SHIFT;
+ task->txwr_rxrd.const_ctx.init_flags |= FCOE_TASK_CLASS_TYPE_3 <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_CLASS_TYPE_SHIFT;
+ /* tx flags */
+ task->txwr_rxrd.const_ctx.tx_flags = FCOE_TASK_TX_STATE_NORMAL <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_TX_STATE_SHIFT;
/* Set initial seq counter */
- task->cmn.tx_low_seq_cnt = 1;
-
- /* Set state to "waiting for the first packet" */
- task->cmn.common_flags |= FCOE_TASK_CTX_ENTRY_TX_RX_CMN_EXP_FIRST_FRAME;
+ task->txwr_rxrd.union_ctx.tx_seq.ctx.seq_cnt = 1;
/* Fill FCP_CMND IU */
fcp_cmnd = (u64 *)
- task->cmn.general.cmd_info.fcp_cmd_payload.opaque;
+ task->txwr_rxrd.union_ctx.fcp_cmd.opaque;
bnx2fc_build_fcp_cmnd(io_req, (struct fcp_cmnd *)&tmp_fcp_cmnd);
/* swap fcp_cmnd */
@@ -1501,32 +1511,54 @@ void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
}
/* Rx Write Tx Read */
- task->rx_wr_tx_rd.rx_id = 0xffff;
+ task->rxwr_txrd.const_ctx.data_2_trns = io_req->data_xfer_len;
+
+ context_id = tgt->context_id;
+ task->rxwr_txrd.const_ctx.init_flags = context_id <<
+ FCOE_TCE_RX_WR_TX_RD_CONST_CID_SHIFT;
+
+ /* rx flags */
+ /* Set state to "waiting for the first packet" */
+ task->rxwr_txrd.var_ctx.rx_flags |= 1 <<
+ FCOE_TCE_RX_WR_TX_RD_VAR_EXP_FIRST_FRAME_SHIFT;
+
+ task->rxwr_txrd.var_ctx.rx_id = 0xffff;
/* Rx Only */
+ cached_sge = &task->rxwr_only.union_ctx.read_info.sgl_ctx.cached_sge;
+ sgl = &task->rxwr_only.union_ctx.read_info.sgl_ctx.sgl;
+ bd_count = bd_tbl->bd_valid;
if (task_type == FCOE_TASK_TYPE_READ) {
-
- bd_count = bd_tbl->bd_valid;
if (bd_count == 1) {
struct fcoe_bd_ctx *fcoe_bd_tbl = bd_tbl->bd_tbl;
- task->rx_wr_only.sgl_ctx.single_sge.cur_buf_addr.lo =
- fcoe_bd_tbl->buf_addr_lo;
- task->rx_wr_only.sgl_ctx.single_sge.cur_buf_addr.hi =
- fcoe_bd_tbl->buf_addr_hi;
- task->rx_wr_only.sgl_ctx.single_sge.cur_buf_rem =
- fcoe_bd_tbl->buf_len;
- task->tx_wr_rx_rd.init_flags |= 1 <<
- FCOE_TASK_CTX_ENTRY_TXWR_RXRD_SINGLE_SGE_SHIFT;
+ cached_sge->cur_buf_addr.lo = fcoe_bd_tbl->buf_addr_lo;
+ cached_sge->cur_buf_addr.hi = fcoe_bd_tbl->buf_addr_hi;
+ cached_sge->cur_buf_rem = fcoe_bd_tbl->buf_len;
+ task->txwr_rxrd.const_ctx.init_flags |= 1 <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_CACHED_SGE_SHIFT;
+ } else if (bd_count == 2) {
+ struct fcoe_bd_ctx *fcoe_bd_tbl = bd_tbl->bd_tbl;
+
+ cached_sge->cur_buf_addr.lo = fcoe_bd_tbl->buf_addr_lo;
+ cached_sge->cur_buf_addr.hi = fcoe_bd_tbl->buf_addr_hi;
+ cached_sge->cur_buf_rem = fcoe_bd_tbl->buf_len;
+
+ fcoe_bd_tbl++;
+ cached_sge->second_buf_addr.lo =
+ fcoe_bd_tbl->buf_addr_lo;
+ cached_sge->second_buf_addr.hi =
+ fcoe_bd_tbl->buf_addr_hi;
+ cached_sge->second_buf_rem = fcoe_bd_tbl->buf_len;
+ task->txwr_rxrd.const_ctx.init_flags |= 1 <<
+ FCOE_TCE_TX_WR_RX_RD_CONST_CACHED_SGE_SHIFT;
} else {
- task->rx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.lo =
- (u32)bd_tbl->bd_tbl_dma;
- task->rx_wr_only.sgl_ctx.mul_sges.cur_sge_addr.hi =
+ sgl->mul_sgl.cur_sge_addr.lo = (u32)bd_tbl->bd_tbl_dma;
+ sgl->mul_sgl.cur_sge_addr.hi =
(u32)((u64)bd_tbl->bd_tbl_dma >> 32);
- task->rx_wr_only.sgl_ctx.mul_sges.sgl_size =
- bd_tbl->bd_valid;
+ sgl->mul_sgl.sgl_size = bd_count;
}
}
}