diff options
-rw-r--r-- | drivers/scsi/scsi_lib.c | 33 | ||||
-rw-r--r-- | drivers/scsi/sd.c | 2 | ||||
-rw-r--r-- | drivers/scsi/sr.c | 2 | ||||
-rw-r--r-- | drivers/scsi/st.c | 2 | ||||
-rw-r--r-- | include/scsi/scsi_cmnd.h | 2 |
5 files changed, 25 insertions, 16 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 14ad2a7..a7f3f0c 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1259,6 +1259,26 @@ static void scsi_generic_done(struct scsi_cmnd *cmd) scsi_io_completion(cmd, cmd->bufflen, 0); } +void scsi_setup_blk_pc_cmnd(struct scsi_cmnd *cmd) +{ + struct request *req = cmd->request; + + BUG_ON(sizeof(req->cmd) > sizeof(cmd->cmnd)); + memcpy(cmd->cmnd, req->cmd, sizeof(cmd->cmnd)); + cmd->cmd_len = req->cmd_len; + if (!req->data_len) + cmd->sc_data_direction = DMA_NONE; + else if (rq_data_dir(req) == WRITE) + cmd->sc_data_direction = DMA_TO_DEVICE; + else + cmd->sc_data_direction = DMA_FROM_DEVICE; + + cmd->transfersize = req->data_len; + cmd->allowed = req->retries; + cmd->timeout_per_command = req->timeout; +} +EXPORT_SYMBOL_GPL(scsi_setup_blk_pc_cmnd); + static int scsi_prep_fn(struct request_queue *q, struct request *req) { struct scsi_device *sdev = q->queuedata; @@ -1394,18 +1414,7 @@ static int scsi_prep_fn(struct request_queue *q, struct request *req) goto kill; } } else { - memcpy(cmd->cmnd, req->cmd, sizeof(cmd->cmnd)); - cmd->cmd_len = req->cmd_len; - if (rq_data_dir(req) == WRITE) - cmd->sc_data_direction = DMA_TO_DEVICE; - else if (req->data_len) - cmd->sc_data_direction = DMA_FROM_DEVICE; - else - cmd->sc_data_direction = DMA_NONE; - - cmd->transfersize = req->data_len; - cmd->allowed = req->retries; - cmd->timeout_per_command = req->timeout; + scsi_setup_blk_pc_cmnd(cmd); cmd->done = scsi_generic_done; } } diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 9d893f0..3d3ad7d 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -245,7 +245,7 @@ static int sd_init_command(struct scsi_cmnd * SCpnt) * SG_IO from block layer already setup, just copy cdb basically */ if (blk_pc_request(rq)) { - scsi_setup_blk_pc_cmnd(SCpnt, SD_PASSTHROUGH_RETRIES); + scsi_setup_blk_pc_cmnd(SCpnt); if (rq->timeout) timeout = rq->timeout; diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 7e7398d..a4d9be7 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -320,7 +320,7 @@ static int sr_init_command(struct scsi_cmnd * SCpnt) * these are already setup, just copy cdb basically */ if (SCpnt->request->flags & REQ_BLOCK_PC) { - scsi_setup_blk_pc_cmnd(SCpnt, MAX_RETRIES); + scsi_setup_blk_pc_cmnd(SCpnt); if (SCpnt->timeout_per_command) timeout = SCpnt->timeout_per_command; diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 894ad53..c4aade8 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4198,7 +4198,7 @@ static int st_init_command(struct scsi_cmnd *SCpnt) if (!(SCpnt->request->flags & REQ_BLOCK_PC)) return 0; - scsi_setup_blk_pc_cmnd(SCpnt, 0); + scsi_setup_blk_pc_cmnd(SCpnt); SCpnt->done = st_intr; return 1; } diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index 20da282..41cfc29 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -151,6 +151,6 @@ extern struct scsi_cmnd *scsi_get_command(struct scsi_device *, gfp_t); extern void scsi_put_command(struct scsi_cmnd *); extern void scsi_io_completion(struct scsi_cmnd *, unsigned int, unsigned int); extern void scsi_finish_command(struct scsi_cmnd *cmd); -extern void scsi_setup_blk_pc_cmnd(struct scsi_cmnd *cmd, int retries); +extern void scsi_setup_blk_pc_cmnd(struct scsi_cmnd *cmd); #endif /* _SCSI_SCSI_CMND_H */ |