/* * 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_DESC "Chelsio FCoE driver" #define CSIO_DRV_VERSION "1.0.0-ko" 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__ */