/* * scsi.h Copyright (C) 1992 Drew Eckhardt * Copyright (C) 1993, 1994, 1995, 1998, 1999 Eric Youngdale * generic SCSI package header file by * Initial versions: Drew Eckhardt * Subsequent revisions: Eric Youngdale * * <drew@colorado.edu> * * Modified by Eric Youngdale eric@andante.org to * add scatter-gather, multiple outstanding request, and other * enhancements. */ /* * NOTE: this file only contains compatibility glue for old drivers. All * these wrappers will be removed sooner or later. For new code please use * the interfaces declared in the headers in include/scsi/ */ #ifndef _SCSI_H #define _SCSI_H #include <linux/config.h> /* for CONFIG_SCSI_LOGGING */ #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> #include <scsi/scsi_eh.h> #include <scsi/scsi_request.h> #include <scsi/scsi_tcq.h> #include <scsi/scsi.h> /* * Some defs, in case these are not defined elsewhere. */ #ifndef TRUE #define TRUE 1 #endif #ifndef FALSE #define FALSE 0 #endif struct Scsi_Host; struct scsi_cmnd; struct scsi_device; struct scsi_target; struct scatterlist; /* * Legacy dma direction interfaces. * * This assumes the pci/sbus dma mapping flags have the same numercial * values as the generic dma-mapping ones. Currently they have but there's * no way to check. Better don't use these interfaces! */ #define SCSI_DATA_UNKNOWN (DMA_BIDIRECTIONAL) #define SCSI_DATA_WRITE (DMA_TO_DEVICE) #define SCSI_DATA_READ (DMA_FROM_DEVICE) #define SCSI_DATA_NONE (DMA_NONE) #define scsi_to_pci_dma_dir(scsi_dir) ((int)(scsi_dir)) #define scsi_to_sbus_dma_dir(scsi_dir) ((int)(scsi_dir)) /* * This is the crap from the old error handling code. We have it in a special * place so that we can more easily delete it later on. */ #include "scsi_obsolete.h" /* obsolete typedef junk. */ #include "scsi_typedefs.h" #endif /* _SCSI_H */