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authorChristoph Hellwig <hch@lst.de>2006-06-10 20:01:03 +0400
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-06-11 01:24:40 +0400
commitbeb40487508290f5d6565598c60a3f44261beef2 (patch)
treeca63df47d8db8f1b1161b5db094b0a9c2b541d91 /include/scsi/scsi_request.h
parent1951d099dfd8fa529e86f4ac81d1a34554fbe302 (diff)
downloadlinux-beb40487508290f5d6565598c60a3f44261beef2.tar.xz
[SCSI] remove scsi_request infrastructure
With Achim patch the last user (gdth) is switched away from scsi_request so we an kill it now. Also disables some code in i2o_scsi that was broken since the sg driver stopped using scsi_requests. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'include/scsi/scsi_request.h')
-rw-r--r--include/scsi/scsi_request.h54
1 files changed, 0 insertions, 54 deletions
diff --git a/include/scsi/scsi_request.h b/include/scsi/scsi_request.h
deleted file mode 100644
index 98d69fdb851c..000000000000
--- a/include/scsi/scsi_request.h
+++ /dev/null
@@ -1,54 +0,0 @@
-#ifndef _SCSI_SCSI_REQUEST_H
-#define _SCSI_SCSI_REQUEST_H
-
-#include <scsi/scsi_cmnd.h>
-
-struct request;
-struct scsi_cmnd;
-struct scsi_device;
-struct Scsi_Host;
-
-
-/*
- * This is essentially a slimmed down version of Scsi_Cmnd. The point of
- * having this is that requests that are injected into the queue as result
- * of things like ioctls and character devices shouldn't be using a
- * Scsi_Cmnd until such a time that the command is actually at the head
- * of the queue and being sent to the driver.
- */
-struct scsi_request {
- int sr_magic;
- int sr_result; /* Status code from lower level driver */
- unsigned char sr_sense_buffer[SCSI_SENSE_BUFFERSIZE]; /* obtained by REQUEST SENSE
- * when CHECK CONDITION is
- * received on original command
- * (auto-sense) */
-
- struct Scsi_Host *sr_host;
- struct scsi_device *sr_device;
- struct scsi_cmnd *sr_command;
- struct request *sr_request; /* A copy of the command we are
- working on */
- unsigned sr_bufflen; /* Size of data buffer */
- void *sr_buffer; /* Data buffer */
- int sr_allowed;
- enum dma_data_direction sr_data_direction;
- unsigned char sr_cmd_len;
- unsigned char sr_cmnd[MAX_COMMAND_SIZE];
- void (*sr_done) (struct scsi_cmnd *); /* Mid-level done function */
- int sr_timeout_per_command;
- unsigned short sr_use_sg; /* Number of pieces of scatter-gather */
- unsigned short sr_sglist_len; /* size of malloc'd scatter-gather list */
- unsigned sr_underflow; /* Return error if less than
- this amount is transferred */
- void *upper_private_data; /* reserved for owner (usually upper
- level driver) of this request */
-};
-
-extern struct scsi_request *scsi_allocate_request(struct scsi_device *, gfp_t);
-extern void scsi_release_request(struct scsi_request *);
-extern void scsi_do_req(struct scsi_request *, const void *cmnd,
- void *buffer, unsigned bufflen,
- void (*done) (struct scsi_cmnd *),
- int timeout, int retries);
-#endif /* _SCSI_SCSI_REQUEST_H */