diff options
Diffstat (limited to 'include/scsi/scsi_request.h')
-rw-r--r-- | include/scsi/scsi_request.h | 54 |
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 98d69fdb851..00000000000 --- a/include/scsi/scsi_request.h +++ /dev/null | |||
@@ -1,54 +0,0 @@ | |||
1 | #ifndef _SCSI_SCSI_REQUEST_H | ||
2 | #define _SCSI_SCSI_REQUEST_H | ||
3 | |||
4 | #include <scsi/scsi_cmnd.h> | ||
5 | |||
6 | struct request; | ||
7 | struct scsi_cmnd; | ||
8 | struct scsi_device; | ||
9 | struct Scsi_Host; | ||
10 | |||
11 | |||
12 | /* | ||
13 | * This is essentially a slimmed down version of Scsi_Cmnd. The point of | ||
14 | * having this is that requests that are injected into the queue as result | ||
15 | * of things like ioctls and character devices shouldn't be using a | ||
16 | * Scsi_Cmnd until such a time that the command is actually at the head | ||
17 | * of the queue and being sent to the driver. | ||
18 | */ | ||
19 | struct scsi_request { | ||
20 | int sr_magic; | ||
21 | int sr_result; /* Status code from lower level driver */ | ||
22 | unsigned char sr_sense_buffer[SCSI_SENSE_BUFFERSIZE]; /* obtained by REQUEST SENSE | ||
23 | * when CHECK CONDITION is | ||
24 | * received on original command | ||
25 | * (auto-sense) */ | ||
26 | |||
27 | struct Scsi_Host *sr_host; | ||
28 | struct scsi_device *sr_device; | ||
29 | struct scsi_cmnd *sr_command; | ||
30 | struct request *sr_request; /* A copy of the command we are | ||
31 | working on */ | ||
32 | unsigned sr_bufflen; /* Size of data buffer */ | ||
33 | void *sr_buffer; /* Data buffer */ | ||
34 | int sr_allowed; | ||
35 | enum dma_data_direction sr_data_direction; | ||
36 | unsigned char sr_cmd_len; | ||
37 | unsigned char sr_cmnd[MAX_COMMAND_SIZE]; | ||
38 | void (*sr_done) (struct scsi_cmnd *); /* Mid-level done function */ | ||
39 | int sr_timeout_per_command; | ||
40 | unsigned short sr_use_sg; /* Number of pieces of scatter-gather */ | ||
41 | unsigned short sr_sglist_len; /* size of malloc'd scatter-gather list */ | ||
42 | unsigned sr_underflow; /* Return error if less than | ||
43 | this amount is transferred */ | ||
44 | void *upper_private_data; /* reserved for owner (usually upper | ||
45 | level driver) of this request */ | ||
46 | }; | ||
47 | |||
48 | extern struct scsi_request *scsi_allocate_request(struct scsi_device *, gfp_t); | ||
49 | extern void scsi_release_request(struct scsi_request *); | ||
50 | extern void scsi_do_req(struct scsi_request *, const void *cmnd, | ||
51 | void *buffer, unsigned bufflen, | ||
52 | void (*done) (struct scsi_cmnd *), | ||
53 | int timeout, int retries); | ||
54 | #endif /* _SCSI_SCSI_REQUEST_H */ | ||