cnic.c (9a64e8e0ace51b309fdcff4b4754b3649250382a) cnic.c (2e499d3cc13365a87815266dda59904dcb8c8d6c)
1/* cnic.c: Broadcom CNIC core network driver.
2 *
3 * Copyright (c) 2006-2012 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *

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251 return io->data;
252}
253
254static void cnic_ulp_ctl(struct cnic_dev *dev, int ulp_type, bool reg)
255{
256 struct cnic_local *cp = dev->cnic_priv;
257 struct cnic_eth_dev *ethdev = cp->ethdev;
258 struct drv_ctl_info info;
1/* cnic.c: Broadcom CNIC core network driver.
2 *
3 * Copyright (c) 2006-2012 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *

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251 return io->data;
252}
253
254static void cnic_ulp_ctl(struct cnic_dev *dev, int ulp_type, bool reg)
255{
256 struct cnic_local *cp = dev->cnic_priv;
257 struct cnic_eth_dev *ethdev = cp->ethdev;
258 struct drv_ctl_info info;
259 struct fcoe_capabilities *fcoe_cap =
260 &info.data.register_data.fcoe_features;
259
261
260 if (reg)
262 if (reg) {
261 info.cmd = DRV_CTL_ULP_REGISTER_CMD;
263 info.cmd = DRV_CTL_ULP_REGISTER_CMD;
262 else
264 if (ulp_type == CNIC_ULP_FCOE && dev->fcoe_cap)
265 memcpy(fcoe_cap, dev->fcoe_cap, sizeof(*fcoe_cap));
266 } else {
263 info.cmd = DRV_CTL_ULP_UNREGISTER_CMD;
267 info.cmd = DRV_CTL_ULP_UNREGISTER_CMD;
268 }
264
265 info.data.ulp_type = ulp_type;
266 ethdev->drv_ctl(dev->netdev, &info);
267}
268
269static int cnic_in_use(struct cnic_sock *csk)
270{
271 return test_bit(SK_F_INUSE, &csk->flags);

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606 __func__, ulp_type);
607 mutex_unlock(&cnic_lock);
608 return -EINVAL;
609 }
610 mutex_unlock(&cnic_lock);
611
612 if (ulp_type == CNIC_ULP_ISCSI)
613 cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL);
269
270 info.data.ulp_type = ulp_type;
271 ethdev->drv_ctl(dev->netdev, &info);
272}
273
274static int cnic_in_use(struct cnic_sock *csk)
275{
276 return test_bit(SK_F_INUSE, &csk->flags);

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611 __func__, ulp_type);
612 mutex_unlock(&cnic_lock);
613 return -EINVAL;
614 }
615 mutex_unlock(&cnic_lock);
616
617 if (ulp_type == CNIC_ULP_ISCSI)
618 cnic_send_nlmsg(cp, ISCSI_KEVENT_IF_DOWN, NULL);
619 else if (ulp_type == CNIC_ULP_FCOE)
620 dev->fcoe_cap = NULL;
614
615 synchronize_rcu();
616
617 while (test_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[ulp_type]) &&
618 i < 20) {
619 msleep(100);
620 i++;
621 }

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2580 KCQE_FLAGS_LAYER_MASK_L4;
2581 l4kcqe->status = L4_KCQE_COMPLETION_STATUS_PARITY_ERROR;
2582 l4kcqe->cid = cid;
2583 cnic_get_l5_cid(cp, BNX2X_SW_CID(cid), &l4kcqe->conn_id);
2584 } else {
2585 return;
2586 }
2587
621
622 synchronize_rcu();
623
624 while (test_bit(ULP_F_CALL_PENDING, &cp->ulp_flags[ulp_type]) &&
625 i < 20) {
626 msleep(100);
627 i++;
628 }

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2587 KCQE_FLAGS_LAYER_MASK_L4;
2588 l4kcqe->status = L4_KCQE_COMPLETION_STATUS_PARITY_ERROR;
2589 l4kcqe->cid = cid;
2590 cnic_get_l5_cid(cp, BNX2X_SW_CID(cid), &l4kcqe->conn_id);
2591 } else {
2592 return;
2593 }
2594
2588 cqes[0] = (struct kcqe *) &kcqe;
2595 cqes[0] = &kcqe;
2589 cnic_reply_bnx2x_kcqes(dev, ulp_type, cqes, 1);
2590}
2591
2592static int cnic_submit_bnx2x_iscsi_kwqes(struct cnic_dev *dev,
2593 struct kwqe *wqes[], u32 num_wqes)
2594{
2595 int i, work, ret;
2596 u32 opcode;

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4660 val = (u32) cp->kwq_info.pgtbl_map;
4661 cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_PGTBL_HADDR_LO, val);
4662
4663 kcq_cid_addr = GET_CID_ADDR(KCQ_CID);
4664 cp->kcq1.io_addr = MB_GET_CID_ADDR(KCQ_CID) + L5_KRNLQ_HOST_QIDX;
4665
4666 cp->kcq1.sw_prod_idx = 0;
4667 cp->kcq1.hw_prod_idx_ptr =
2596 cnic_reply_bnx2x_kcqes(dev, ulp_type, cqes, 1);
2597}
2598
2599static int cnic_submit_bnx2x_iscsi_kwqes(struct cnic_dev *dev,
2600 struct kwqe *wqes[], u32 num_wqes)
2601{
2602 int i, work, ret;
2603 u32 opcode;

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4667 val = (u32) cp->kwq_info.pgtbl_map;
4668 cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_PGTBL_HADDR_LO, val);
4669
4670 kcq_cid_addr = GET_CID_ADDR(KCQ_CID);
4671 cp->kcq1.io_addr = MB_GET_CID_ADDR(KCQ_CID) + L5_KRNLQ_HOST_QIDX;
4672
4673 cp->kcq1.sw_prod_idx = 0;
4674 cp->kcq1.hw_prod_idx_ptr =
4668 (u16 *) &sblk->status_completion_producer_index;
4675 &sblk->status_completion_producer_index;
4669
4676
4670 cp->kcq1.status_idx_ptr = (u16 *) &sblk->status_idx;
4677 cp->kcq1.status_idx_ptr = &sblk->status_idx;
4671
4672 /* Initialize the kernel complete queue context. */
4673 val = KRNLQ_TYPE_TYPE_KRNLQ | KRNLQ_SIZE_TYPE_SIZE |
4674 (BCM_PAGE_BITS - 8) | KRNLQ_FLAGS_QE_SELF_SEQ;
4675 cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_TYPE, val);
4676
4677 val = (BCM_PAGE_SIZE / sizeof(struct kcqe) - 1) << 16;
4678 cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_QE_SELF_SEQ_MAX, val);

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4688
4689 cp->int_num = 0;
4690 if (ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) {
4691 struct status_block_msix *msblk = cp->status_blk.bnx2;
4692 u32 sb_id = cp->status_blk_num;
4693 u32 sb = BNX2_L2CTX_L5_STATUSB_NUM(sb_id);
4694
4695 cp->kcq1.hw_prod_idx_ptr =
4678
4679 /* Initialize the kernel complete queue context. */
4680 val = KRNLQ_TYPE_TYPE_KRNLQ | KRNLQ_SIZE_TYPE_SIZE |
4681 (BCM_PAGE_BITS - 8) | KRNLQ_FLAGS_QE_SELF_SEQ;
4682 cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_TYPE, val);
4683
4684 val = (BCM_PAGE_SIZE / sizeof(struct kcqe) - 1) << 16;
4685 cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_QE_SELF_SEQ_MAX, val);

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4695
4696 cp->int_num = 0;
4697 if (ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) {
4698 struct status_block_msix *msblk = cp->status_blk.bnx2;
4699 u32 sb_id = cp->status_blk_num;
4700 u32 sb = BNX2_L2CTX_L5_STATUSB_NUM(sb_id);
4701
4702 cp->kcq1.hw_prod_idx_ptr =
4696 (u16 *) &msblk->status_completion_producer_index;
4697 cp->kcq1.status_idx_ptr = (u16 *) &msblk->status_idx;
4698 cp->kwq_con_idx_ptr = (u16 *) &msblk->status_cmd_consumer_index;
4703 &msblk->status_completion_producer_index;
4704 cp->kcq1.status_idx_ptr = &msblk->status_idx;
4705 cp->kwq_con_idx_ptr = &msblk->status_cmd_consumer_index;
4699 cp->int_num = sb_id << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT;
4700 cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
4701 cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
4702 }
4703
4704 /* Enable Commnad Scheduler notification when we write to the
4705 * host producer index of the kernel contexts. */
4706 CNIC_WR(dev, BNX2_MQ_KNL_CMD_MASK1, 2);

--- 938 unchanged lines hidden --- 		4706 cp->int_num = sb_id << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT;
4707 cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
4708 cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
4709 }
4710
4711 /* Enable Commnad Scheduler notification when we write to the
4712 * host producer index of the kernel contexts. */
4713 CNIC_WR(dev, BNX2_MQ_KNL_CMD_MASK1, 2);

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