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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 | /* $Id: advansys.h,v 1.5 1997/01/19 23:07:10 davem Exp $ */ /* * advansys.h - Linux Host Driver for AdvanSys SCSI Adapters * * Copyright (c) 1995-1996 Advanced System Products, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that redistributions of source * code retain the above copyright notice and this comment without * modification. * * The latest version of this driver is available at the AdvanSys * FTP and BBS sites listed below. * * Please send questions, comments, and bug reports to: * bobf@advansys.com (Bob Frey) */ #ifndef _ADVANSYS_H #define _ADVANSYS_H /* Convert Linux Version, Patch-level, Sub-level to LINUX_VERSION_CODE. */ #define ASC_LINUX_VERSION(V, P, S) (((V) * 65536) + ((P) * 256) + (S)) #ifndef LINUX_VERSION_CODE #include <linux/version.h> #endif /* LINUX_VERSION_CODE */ /* * Scsi_Host_Template function prototypes. */ int advansys_detect(Scsi_Host_Template *); int advansys_release(struct Scsi_Host *); const char *advansys_info(struct Scsi_Host *); int advansys_command(Scsi_Cmnd *); int advansys_queuecommand(Scsi_Cmnd *, void (* done)(Scsi_Cmnd *)); int advansys_abort(Scsi_Cmnd *); #if LINUX_VERSION_CODE < ASC_LINUX_VERSION(1,3,89) int advansys_reset(Scsi_Cmnd *); #else /* version >= v1.3.89 */ int advansys_reset(Scsi_Cmnd *, unsigned int); #endif /* version >= v1.3.89 */ #if LINUX_VERSION_CODE < ASC_LINUX_VERSION(1,3,0) int advansys_biosparam(Disk *, int, int[]); #else /* version >= v1.3.0 */ int advansys_biosparam(Disk *, kdev_t, int[]); extern struct proc_dir_entry proc_scsi_advansys; int advansys_proc_info(char *, char **, off_t, int, int, int); #endif /* version >= v1.3.0 */ /* init/main.c setup function */ void advansys_setup(char *, int *); /* * AdvanSys Host Driver Scsi_Host_Template (struct SHT) from hosts.h. */ #if LINUX_VERSION_CODE < ASC_LINUX_VERSION(1,3,0) #define ADVANSYS { \ NULL, /* struct SHT *next */ \ NULL, /* struct module *module */ \ "advansys", /* char *name */ \ advansys_detect, /* int (*detect)(struct SHT *) */ \ advansys_release, /* int (*release)(struct Scsi_Host *) */ \ advansys_info, /* const char *(*info)(struct Scsi_Host *) */ \ advansys_command, /* int (*command)(Scsi_Cmnd *) */ \ advansys_queuecommand, \ /* int (*queuecommand)(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)) */ \ advansys_abort, /* int (*abort)(Scsi_Cmnd *) */ \ advansys_reset, /* int (*reset)(Scsi_Cmnd *) */ \ NULL, /* int (*slave_attach)(int, int) */ \ advansys_biosparam, /* int (* bios_param)(Disk *, int, int []) */ \ /* \ * The following fields are set per adapter in advansys_detect(). \ */ \ 0, /* int can_queue */ \ 0, /* int this_id */ \ 0, /* short unsigned int sg_tablesize */ \ 0, /* short cmd_per_lun */ \ 0, /* unsigned char present */ \ /* \ * Because the driver may control an ISA adapter 'unchecked_isa_dma' \ * must be set. The flag will be cleared in advansys_detect for non-ISA \ * adapters. Refer to the comment in scsi_module.c for more information. \ */ \ 1, /* unsigned unchecked_isa_dma:1 */ \ /* \ * All adapters controlled by this driver are capable of large \ * scatter-gather lists. According to the mid-level SCSI documentation \ * this obviates any performance gain provided by setting \ * 'use_clustering'. But empirically while CPU utilization is increased \ * by enabling clustering, I/O throughput increases as well. \ */ \ ENABLE_CLUSTERING, /* unsigned use_clustering:1 */ \ } #else /* version >= v1.3.0 */ #define ADVANSYS { \ NULL, /* struct SHT *next */ \ NULL, /* struct module *module */ \ &proc_scsi_advansys, /* struct proc_dir_entry *proc_dir */ \ advansys_proc_info, \ /* int (*proc_info)(char *, char **, off_t, int, int, int) */ \ "advansys", /* const char *name */ \ advansys_detect, /* int (*detect)(struct SHT *) */ \ advansys_release, /* int (*release)(struct Scsi_Host *) */ \ advansys_info, /* const char *(*info)(struct Scsi_Host *) */ \ advansys_command, /* int (*command)(Scsi_Cmnd *) */ \ advansys_queuecommand, \ /* int (*queuecommand)(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)) */ \ advansys_abort, /* int (*abort)(Scsi_Cmnd *) */ \ advansys_reset, \ /* version < v1.3.89 int (*reset)(Scsi_Cmnd *) */ \ /* version >= v1.3.89 int (*reset)(Scsi_Cmnd *, unsigned int) */ \ NULL, /* int (*slave_attach)(int, int) */ \ advansys_biosparam, /* int (* bios_param)(Disk *, kdev_t, int []) */ \ /* \ * The following fields are set per adapter in advansys_detect(). \ */ \ 0, /* int can_queue */ \ 0, /* int this_id */ \ 0, /* short unsigned int sg_tablesize */ \ 0, /* short cmd_per_lun */ \ 0, /* unsigned char present */ \ /* \ * Because the driver may control an ISA adapter 'unchecked_isa_dma' \ * must be set. The flag will be cleared in advansys_detect for non-ISA \ * adapters. Refer to the comment in scsi_module.c for more information. \ */ \ 1, /* unsigned unchecked_isa_dma:1 */ \ /* \ * All adapters controlled by this driver are capable of large \ * scatter-gather lists. According to the mid-level SCSI documentation \ * this obviates any performance gain provided by setting \ * 'use_clustering'. But empirically while CPU utilization is increased \ * by enabling clustering, I/O throughput increases as well. \ */ \ ENABLE_CLUSTERING, /* unsigned use_clustering:1 */ \ } #endif /* version >= v1.3.0 */ #endif /* _ADVANSYS_H */ |