diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_intr_priv.h')
| -rw-r--r-- | drivers/scsi/bfa/bfa_intr_priv.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/drivers/scsi/bfa/bfa_intr_priv.h b/drivers/scsi/bfa/bfa_intr_priv.h deleted file mode 100644 index 5fc301cf4d1b..000000000000 --- a/drivers/scsi/bfa/bfa_intr_priv.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -#ifndef __BFA_INTR_PRIV_H__ -#define __BFA_INTR_PRIV_H__ - -/** - * Message handler - */ -typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m); -void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m); -void bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func); - - -#define bfa_reqq_pi(__bfa, __reqq) ((__bfa)->iocfc.req_cq_pi[__reqq]) -#define bfa_reqq_ci(__bfa, __reqq) \ - (*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva)) - -#define bfa_reqq_full(__bfa, __reqq) \ - (((bfa_reqq_pi(__bfa, __reqq) + 1) & \ - ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) == \ - bfa_reqq_ci(__bfa, __reqq)) - -#define bfa_reqq_next(__bfa, __reqq) \ - (bfa_reqq_full(__bfa, __reqq) ? NULL : \ - ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \ - + bfa_reqq_pi((__bfa), (__reqq))))) - -#define bfa_reqq_produce(__bfa, __reqq) do { \ - (__bfa)->iocfc.req_cq_pi[__reqq]++; \ - (__bfa)->iocfc.req_cq_pi[__reqq] &= \ - ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1); \ - bfa_reg_write((__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq], \ - (__bfa)->iocfc.req_cq_pi[__reqq]); \ - bfa_os_mmiowb(); \ -} while (0) - -#define bfa_rspq_pi(__bfa, __rspq) \ - (*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva)) - -#define bfa_rspq_ci(__bfa, __rspq) ((__bfa)->iocfc.rsp_cq_ci[__rspq]) -#define bfa_rspq_elem(__bfa, __rspq, __ci) \ - (&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci]) - -#define CQ_INCR(__index, __size) do { \ - (__index)++; \ - (__index) &= ((__size) - 1); \ -} while (0) - -/** - * Queue element to wait for room in request queue. FIFO order is - * maintained when fullfilling requests. - */ -struct bfa_reqq_wait_s { - struct list_head qe; - void (*qresume) (void *cbarg); - void *cbarg; -}; - -/** - * Circular queue usage assignments - */ -enum { - BFA_REQQ_IOC = 0, /* all low-priority IOC msgs */ - BFA_REQQ_FCXP = 0, /* all FCXP messages */ - BFA_REQQ_LPS = 0, /* all lport service msgs */ - BFA_REQQ_PORT = 0, /* all port messages */ - BFA_REQQ_FLASH = 0, /* for flash module */ - BFA_REQQ_DIAG = 0, /* for diag module */ - BFA_REQQ_RPORT = 0, /* all port messages */ - BFA_REQQ_SBOOT = 0, /* all san boot messages */ - BFA_REQQ_QOS_LO = 1, /* all low priority IO */ - BFA_REQQ_QOS_MD = 2, /* all medium priority IO */ - BFA_REQQ_QOS_HI = 3, /* all high priority IO */ -}; - -static inline void -bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg), - void *cbarg) -{ - wqe->qresume = qresume; - wqe->cbarg = cbarg; -} - -#define bfa_reqq(__bfa, __reqq) (&(__bfa)->reqq_waitq[__reqq]) - -/** - * static inline void - * bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe) - */ -#define bfa_reqq_wait(__bfa, __reqq, __wqe) do { \ - \ - struct list_head *waitq = bfa_reqq(__bfa, __reqq); \ - \ - bfa_assert(((__reqq) < BFI_IOC_MAX_CQS)); \ - bfa_assert((__wqe)->qresume && (__wqe)->cbarg); \ - \ - list_add_tail(&(__wqe)->qe, waitq); \ -} while (0) - -#define bfa_reqq_wcancel(__wqe) list_del(&(__wqe)->qe) - -#endif /* __BFA_INTR_PRIV_H__ */ |