drivers/scsi/ibmmca.h

   1 /*
   2  * Low Level Driver for the IBM Microchannel SCSI Subsystem
   3  * (Headerfile, see README.ibmmca for description of the IBM MCA SCSI-driver
   4  * For use under the GNU public license within the Linux-kernel project.
   5  * This include file works only correctly with kernel 2.4.0 or higher!!! */
   6
   7 #ifndef _IBMMCA_H
   8 #define _IBMMCA_H
   9
  10 /* Common forward declarations for all Linux-versions: */
  11
  12 /* Interfaces to the midlevel Linux SCSI driver */
  13 extern int ibmmca_proc_info (char *, char **, off_t, int, int, int);
  14 extern int ibmmca_detect (Scsi_Host_Template *);
  15 extern int ibmmca_release (struct Scsi_Host *);
  16 extern int ibmmca_command (Scsi_Cmnd *);
  17 extern int ibmmca_queuecommand (Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
  18 extern int ibmmca_abort (Scsi_Cmnd *);
  19 extern int ibmmca_reset (Scsi_Cmnd *, unsigned int);
  20 extern int ibmmca_biosparam (Disk *, kdev_t, int *);
  21
  22 /*structure for /proc filesystem */
  23 extern struct proc_dir_entry proc_scsi_ibmmca;
  24
  25 /*
  26  * 2/8/98
  27  * Note to maintainer of IBMMCA.  Do not change this initializer back to
  28  * the old format.  Please ask eric@andante.jic.com if you have any questions
  29  * about this, but it will break things in the future.
  30  */
  31 #define IBMMCA {                                                      \
  32           proc_name:      "ibmmca",             /*proc_name*/         \
  33           proc_info:      ibmmca_proc_info,     /*proc info fn*/      \
  34           name:           "IBM SCSI-Subsystem", /*name*/              \
  35           detect:         ibmmca_detect,        /*detect fn*/         \
  36           release:        ibmmca_release,       /*release fn*/        \
  37           command:        ibmmca_command,       /*command fn*/        \
  38           queuecommand:   ibmmca_queuecommand,  /*queuecommand fn*/   \
  39           abort:          ibmmca_abort,         /*abort fn*/          \
  40           reset:          ibmmca_reset,         /*reset fn*/          \
  41           bios_param:     ibmmca_biosparam,     /*bios fn*/           \
  42           can_queue:      16,                   /*can_queue*/         \
  43           this_id:        7,                    /*set by detect*/     \
  44           sg_tablesize:   16,                   /*sg_tablesize*/      \
  45           cmd_per_lun:    1,                    /*cmd_per_lun*/       \
  46           unchecked_isa_dma: 0,                 /*32-Bit Busmaster */ \
  47           use_clustering: ENABLE_CLUSTERING     /*use_clustering*/    \
  48           }
  49
  50 #endif /* _IBMMCA_H */