2 * This file is part of the Chelsio FCoE driver for Linux.
4 * Copyright (c) 2008-2012 Chelsio Communications, Inc. All rights reserved.
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
35 #ifndef __CSIO_INIT_H__
36 #define __CSIO_INIT_H__
38 #include <linux/pci.h>
39 #include <linux/if_ether.h>
40 #include <scsi/scsi.h>
41 #include <scsi/scsi_device.h>
42 #include <scsi/scsi_host.h>
43 #include <scsi/scsi_transport_fc.h>
45 #include "csio_scsi.h"
46 #include "csio_lnode.h"
47 #include "csio_rnode.h"
50 #define CSIO_DRV_AUTHOR "Chelsio Communications"
51 #define CSIO_DRV_LICENSE "Dual BSD/GPL"
52 #define CSIO_DRV_DESC "Chelsio FCoE driver"
53 #define CSIO_DRV_VERSION "1.0.0"
55 #define CSIO_DEVICE(devid, idx) \
56 { PCI_VENDOR_ID_CHELSIO, (devid), PCI_ANY_ID, PCI_ANY_ID, 0, 0, (idx) }
58 #define CSIO_IS_T4_FPGA(_dev) (((_dev) == CSIO_DEVID_PE10K) ||\
59 ((_dev) == CSIO_DEVID_PE10K_PF1))
62 #define CSIO_DEVID_PE10K 0xA000
63 #define CSIO_DEVID_PE10K_PF1 0xA001
64 #define CSIO_DEVID_T440DBG_FCOE 0x4600
65 #define CSIO_DEVID_T420CR_FCOE 0x4601
66 #define CSIO_DEVID_T422CR_FCOE 0x4602
67 #define CSIO_DEVID_T440CR_FCOE 0x4603
68 #define CSIO_DEVID_T420BCH_FCOE 0x4604
69 #define CSIO_DEVID_T440BCH_FCOE 0x4605
70 #define CSIO_DEVID_T440CH_FCOE 0x4606
71 #define CSIO_DEVID_T420SO_FCOE 0x4607
72 #define CSIO_DEVID_T420CX_FCOE 0x4608
73 #define CSIO_DEVID_T420BT_FCOE 0x4609
74 #define CSIO_DEVID_T404BT_FCOE 0x460A
75 #define CSIO_DEVID_B420_FCOE 0x460B
76 #define CSIO_DEVID_B404_FCOE 0x460C
77 #define CSIO_DEVID_T480CR_FCOE 0x460D
78 #define CSIO_DEVID_T440LPCR_FCOE 0x460E
80 extern struct fc_function_template csio_fc_transport_funcs;
81 extern struct fc_function_template csio_fc_transport_vport_funcs;
83 void csio_fchost_attr_init(struct csio_lnode *);
86 void csio_scsi_intx_handler(struct csio_hw *, void *, uint32_t,
87 struct csio_fl_dma_buf *, void *);
89 void csio_fwevt_intx_handler(struct csio_hw *, void *, uint32_t,
90 struct csio_fl_dma_buf *, void *);
92 /* Common os lnode APIs */
93 void csio_lnodes_block_request(struct csio_hw *);
94 void csio_lnodes_unblock_request(struct csio_hw *);
95 void csio_lnodes_block_by_port(struct csio_hw *, uint8_t);
96 void csio_lnodes_unblock_by_port(struct csio_hw *, uint8_t);
98 struct csio_lnode *csio_shost_init(struct csio_hw *, struct device *, bool,
100 void csio_shost_exit(struct csio_lnode *);
101 void csio_lnodes_exit(struct csio_hw *, bool);
103 static inline struct Scsi_Host *
104 csio_ln_to_shost(struct csio_lnode *ln)
106 return container_of((void *)ln, struct Scsi_Host, hostdata[0]);
109 /* SCSI -- locking version of get/put ioreqs */
110 static inline struct csio_ioreq *
111 csio_get_scsi_ioreq_lock(struct csio_hw *hw, struct csio_scsim *scsim)
113 struct csio_ioreq *ioreq;
116 spin_lock_irqsave(&scsim->freelist_lock, flags);
117 ioreq = csio_get_scsi_ioreq(scsim);
118 spin_unlock_irqrestore(&scsim->freelist_lock, flags);
124 csio_put_scsi_ioreq_lock(struct csio_hw *hw, struct csio_scsim *scsim,
125 struct csio_ioreq *ioreq)
129 spin_lock_irqsave(&scsim->freelist_lock, flags);
130 csio_put_scsi_ioreq(scsim, ioreq);
131 spin_unlock_irqrestore(&scsim->freelist_lock, flags);
134 /* Called in interrupt context */
136 csio_put_scsi_ioreq_list_lock(struct csio_hw *hw, struct csio_scsim *scsim,
137 struct list_head *reqlist, int n)
141 spin_lock_irqsave(&scsim->freelist_lock, flags);
142 csio_put_scsi_ioreq_list(scsim, reqlist, n);
143 spin_unlock_irqrestore(&scsim->freelist_lock, flags);
146 /* Called in interrupt context */
148 csio_put_scsi_ddp_list_lock(struct csio_hw *hw, struct csio_scsim *scsim,
149 struct list_head *reqlist, int n)
153 spin_lock_irqsave(&hw->lock, flags);
154 csio_put_scsi_ddp_list(scsim, reqlist, n);
155 spin_unlock_irqrestore(&hw->lock, flags);
158 #endif /* ifndef __CSIO_INIT_H__ */