From 57643c711c3759623e7ac651a4a418858cdaeae5 Mon Sep 17 00:00:00 2001 From: Boaz Harrosh Date: Sun, 9 Sep 2007 21:16:58 +0300 Subject: [SCSI] ppa: convert to accessors and !use_sg cleanup - convert to accessors and !use_sg cleanup Signed-off-by: Boaz Harrosh Acked-by: Randy Dunlap Tested-by: Randy Dunlap Signed-off-by: James Bottomley --- drivers/scsi/ppa.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c index 67ee51a3d7e..f655ae320b4 100644 --- a/drivers/scsi/ppa.c +++ b/drivers/scsi/ppa.c @@ -750,18 +750,16 @@ static int ppa_engine(ppa_struct *dev, struct scsi_cmnd *cmd) cmd->SCp.phase++; case 4: /* Phase 4 - Setup scatter/gather buffers */ - if (cmd->use_sg) { - /* if many buffers are available, start filling the first */ - cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer; + if (scsi_bufflen(cmd)) { + cmd->SCp.buffer = scsi_sglist(cmd); cmd->SCp.this_residual = cmd->SCp.buffer->length; cmd->SCp.ptr = sg_virt(cmd->SCp.buffer); } else { - /* else fill the only available buffer */ cmd->SCp.buffer = NULL; - cmd->SCp.this_residual = cmd->request_bufflen; - cmd->SCp.ptr = cmd->request_buffer; + cmd->SCp.this_residual = 0; + cmd->SCp.ptr = NULL; } - cmd->SCp.buffers_residual = cmd->use_sg - 1; + cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1; cmd->SCp.phase++; case 5: /* Phase 5 - Data transfer stage */ -- cgit v1.2.3