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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | /* * This file is part of the Chelsio FCoE driver for Linux. * * Copyright (c) 2008-2012 Chelsio Communications, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef __CSIO_INIT_H__ #define __CSIO_INIT_H__ #include <linux/pci.h> #include <linux/if_ether.h> #include <scsi/scsi.h> #include <scsi/scsi_device.h> #include <scsi/scsi_host.h> #include <scsi/scsi_transport_fc.h> #include "csio_scsi.h" #include "csio_lnode.h" #include "csio_rnode.h" #include "csio_hw.h" #define CSIO_DRV_AUTHOR "Chelsio Communications" #define CSIO_DRV_LICENSE "Dual BSD/GPL" #define CSIO_DRV_DESC "Chelsio FCoE driver" #define CSIO_DRV_VERSION "1.0.0" extern struct fc_function_template csio_fc_transport_funcs; extern struct fc_function_template csio_fc_transport_vport_funcs; void csio_fchost_attr_init(struct csio_lnode *); /* INTx handlers */ void csio_scsi_intx_handler(struct csio_hw *, void *, uint32_t, struct csio_fl_dma_buf *, void *); void csio_fwevt_intx_handler(struct csio_hw *, void *, uint32_t, struct csio_fl_dma_buf *, void *); /* Common os lnode APIs */ void csio_lnodes_block_request(struct csio_hw *); void csio_lnodes_unblock_request(struct csio_hw *); void csio_lnodes_block_by_port(struct csio_hw *, uint8_t); void csio_lnodes_unblock_by_port(struct csio_hw *, uint8_t); struct csio_lnode *csio_shost_init(struct csio_hw *, struct device *, bool, struct csio_lnode *); void csio_shost_exit(struct csio_lnode *); void csio_lnodes_exit(struct csio_hw *, bool); /* DebugFS helper routines */ void csio_add_debugfs_mem(struct csio_hw *, const char *, unsigned int, unsigned int); static inline struct Scsi_Host * csio_ln_to_shost(struct csio_lnode *ln) { return container_of((void *)ln, struct Scsi_Host, hostdata[0]); } /* SCSI -- locking version of get/put ioreqs */ static inline struct csio_ioreq * csio_get_scsi_ioreq_lock(struct csio_hw *hw, struct csio_scsim *scsim) { struct csio_ioreq *ioreq; unsigned long flags; spin_lock_irqsave(&scsim->freelist_lock, flags); ioreq = csio_get_scsi_ioreq(scsim); spin_unlock_irqrestore(&scsim->freelist_lock, flags); return ioreq; } static inline void csio_put_scsi_ioreq_lock(struct csio_hw *hw, struct csio_scsim *scsim, struct csio_ioreq *ioreq) { unsigned long flags; spin_lock_irqsave(&scsim->freelist_lock, flags); csio_put_scsi_ioreq(scsim, ioreq); spin_unlock_irqrestore(&scsim->freelist_lock, flags); } /* Called in interrupt context */ static inline void csio_put_scsi_ioreq_list_lock(struct csio_hw *hw, struct csio_scsim *scsim, struct list_head *reqlist, int n) { unsigned long flags; spin_lock_irqsave(&scsim->freelist_lock, flags); csio_put_scsi_ioreq_list(scsim, reqlist, n); spin_unlock_irqrestore(&scsim->freelist_lock, flags); } /* Called in interrupt context */ static inline void csio_put_scsi_ddp_list_lock(struct csio_hw *hw, struct csio_scsim *scsim, struct list_head *reqlist, int n) { unsigned long flags; spin_lock_irqsave(&hw->lock, flags); csio_put_scsi_ddp_list(scsim, reqlist, n); spin_unlock_irqrestore(&hw->lock, flags); } #endif /* ifndef __CSIO_INIT_H__ */ |