[SCSI] eata_pio: convert to accessors and !use_sg cleanup

 - convert to accessors and !use_sg cleanup

Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/drivers/scsi/eata_pio.c b/drivers/scsi/eata_pio.c
index 982c5092be11..9579507f555b 100644
--- a/drivers/scsi/eata_pio.c
+++ b/drivers/scsi/eata_pio.c
@@ -385,7 +385,7 @@ static int eata_pio_queue(struct scsi_cmnd *cmd,
                 cp->DataIn = 0; /* Input mode  */
 
         cp->Interpret = (cmd->device->id == hd->hostid);
-        cp->cp_datalen = cpu_to_be32(cmd->request_bufflen);
+        cp->cp_datalen = cpu_to_be32(scsi_bufflen(cmd));
         cp->Auto_Req_Sen = 0;
         cp->cp_reqDMA = 0;
         cp->reqlen = 0;
@@ -402,14 +402,14 @@ static int eata_pio_queue(struct scsi_cmnd *cmd,
         cp->cmd = cmd;
         cmd->host_scribble = (char *) &hd->ccb[y];
 
-        if (cmd->use_sg == 0) {
+        if (!scsi_bufflen(cmd)) {
                 cmd->SCp.buffers_residual = 1;
-                cmd->SCp.ptr = cmd->request_buffer;
-                cmd->SCp.this_residual = cmd->request_bufflen;
+                cmd->SCp.ptr = NULL;
+                cmd->SCp.this_residual = 0;
                 cmd->SCp.buffer = NULL;
         } else {
-                cmd->SCp.buffer = cmd->request_buffer;
-                cmd->SCp.buffers_residual = cmd->use_sg;
+                cmd->SCp.buffer = scsi_sglist(cmd);
+                cmd->SCp.buffers_residual = scsi_sg_count(cmd);
                 cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
                 cmd->SCp.this_residual = cmd->SCp.buffer->length;
         }