aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/usb/image/microtek.c
diff options
context:
space:
mode:
authorBoaz Harrosh <bharrosh@panasas.com>2007-07-12 16:11:24 +0300
committerJames Bottomley <jejb@mulgrave.localdomain>2007-10-12 14:38:21 -0400
commitafd9a033ca1354e95c95201f5d21a097da9f7fb2 (patch)
treed22772fc2c7088d174c37c94e8c5628d9bf23efa /drivers/usb/image/microtek.c
parentbd441deaf341c524b28fd72831ebf6fef88f1c41 (diff)
[SCSI] microtek: use data accessors and !use_sg cleanup
- use scsi_cmnd data accessors - Clean the !use_sg code paths Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> [jejb: merge conflict fix] Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/usb/image/microtek.c')
-rw-r--r--drivers/usb/image/microtek.c32
1 files changed, 14 insertions, 18 deletions
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 768b2c11a23..e7d982a7154 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -446,7 +446,8 @@ static void mts_data_done( struct urb* transfer )
MTS_INT_INIT();
if ( context->data_length != transfer->actual_length ) {
- context->srb->resid = context->data_length - transfer->actual_length;
+ scsi_set_resid(context->srb, context->data_length -
+ transfer->actual_length);
} else if ( unlikely(status) ) {
context->srb->result = (status == -ENOENT ? DID_ABORT : DID_ERROR)<<16;
}
@@ -490,7 +491,8 @@ static void mts_command_done( struct urb *transfer )
context->data_pipe,
context->data,
context->data_length,
- context->srb->use_sg > 1 ? mts_do_sg : mts_data_done);
+ scsi_sg_count(context->srb) > 1 ?
+ mts_do_sg : mts_data_done);
} else {
mts_get_status(transfer);
}
@@ -505,21 +507,23 @@ static void mts_do_sg (struct urb* transfer)
int status = transfer->status;
MTS_INT_INIT();
- MTS_DEBUG("Processing fragment %d of %d\n", context->fragment,context->srb->use_sg);
+ MTS_DEBUG("Processing fragment %d of %d\n", context->fragment,
+ scsi_sg_count(context->srb));
if (unlikely(status)) {
context->srb->result = (status == -ENOENT ? DID_ABORT : DID_ERROR)<<16;
mts_transfer_cleanup(transfer);
}
- sg = context->srb->request_buffer;
+ sg = scsi_sglist(context->srb);
context->fragment++;
mts_int_submit_urb(transfer,
context->data_pipe,
page_address(sg[context->fragment].page) +
sg[context->fragment].offset,
sg[context->fragment].length,
- context->fragment + 1 == context->srb->use_sg ? mts_data_done : mts_do_sg);
+ context->fragment + 1 == scsi_sg_count(context->srb) ?
+ mts_data_done : mts_do_sg);
return;
}
@@ -547,20 +551,12 @@ mts_build_transfer_context(struct scsi_cmnd *srb, struct mts_desc* desc)
desc->context.srb = srb;
desc->context.fragment = 0;
- if (!srb->use_sg) {
- if ( !srb->request_bufflen ){
- desc->context.data = NULL;
- desc->context.data_length = 0;
- return;
- } else {
- desc->context.data = srb->request_buffer;
- desc->context.data_length = srb->request_bufflen;
- MTS_DEBUG("length = %d or %d\n",
- srb->request_bufflen, srb->bufflen);
- }
+ if (!scsi_bufflen(srb)) {
+ desc->context.data = NULL;
+ desc->context.data_length = 0;
+ return;
} else {
- MTS_DEBUG("Using scatter/gather\n");
- sg = srb->request_buffer;
+ sg = scsi_sglist(srb);
desc->context.data = page_address(sg[0].page) + sg[0].offset;
desc->context.data_length = sg[0].length;
}