From afd9a033ca1354e95c95201f5d21a097da9f7fb2 Mon Sep 17 00:00:00 2001 From: Boaz Harrosh Date: Thu, 12 Jul 2007 16:11:24 +0300 Subject: [PATCH] [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 Acked-by: Greg Kroah-Hartman [jejb: merge conflict fix] Signed-off-by: James Bottomley --- drivers/usb/image/microtek.c | 32 ++++++++++++++------------------ 1 file 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; } -- 2.41.1