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-rw-r--r--drivers/message/i2o/i2o_scsi.c24
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c
index 1045c8a518b..aa6fb9429d5 100644
--- a/drivers/message/i2o/i2o_scsi.c
+++ b/drivers/message/i2o/i2o_scsi.c
@@ -377,12 +377,8 @@ static int i2o_scsi_reply(struct i2o_controller *c, u32 m,
osm_err("SCSI error %08x\n", error);
dev = &c->pdev->dev;
- if (cmd->use_sg)
- dma_unmap_sg(dev, cmd->request_buffer, cmd->use_sg,
- cmd->sc_data_direction);
- else if (cmd->SCp.dma_handle)
- dma_unmap_single(dev, cmd->SCp.dma_handle, cmd->request_bufflen,
- cmd->sc_data_direction);
+
+ scsi_dma_unmap(cmd);
cmd->scsi_done(cmd);
@@ -664,21 +660,15 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt,
if (sgl_offset != SGL_OFFSET_0) {
/* write size of data addressed by SGL */
- *mptr++ = cpu_to_le32(SCpnt->request_bufflen);
+ *mptr++ = cpu_to_le32(scsi_bufflen(SCpnt));
/* Now fill in the SGList and command */
- if (SCpnt->use_sg) {
- if (!i2o_dma_map_sg(c, SCpnt->request_buffer,
- SCpnt->use_sg,
+
+ if (scsi_sg_count(SCpnt)) {
+ if (!i2o_dma_map_sg(c, scsi_sglist(SCpnt),
+ scsi_sg_count(SCpnt),
SCpnt->sc_data_direction, &mptr))
goto nomem;
- } else {
- SCpnt->SCp.dma_handle =
- i2o_dma_map_single(c, SCpnt->request_buffer,
- SCpnt->request_bufflen,
- SCpnt->sc_data_direction, &mptr);
- if (dma_mapping_error(SCpnt->SCp.dma_handle))
- goto nomem;
}
}