summary refs log tree commit diff stats
path: root/hw/usb-msd.c
diff options
context:
space:
mode:
authorHannes Reinecke <hare@suse.de>2011-07-11 15:02:24 +0200
committerKevin Wolf <kwolf@redhat.com>2011-07-19 15:38:58 +0200
commitc5bf71a9a3b10c0cce877b7b3add4484322d3e2c (patch)
tree6f1264c7e1d0ad43429b136076db8629d930502a /hw/usb-msd.c
parent348e7b8dcd1460df4d681105f63dd90bba70496d (diff)
downloadfocaccia-qemu-c5bf71a9a3b10c0cce877b7b3add4484322d3e2c.tar.gz
focaccia-qemu-c5bf71a9a3b10c0cce877b7b3add4484322d3e2c.zip
scsi: Add 'hba_private' to SCSIRequest
'tag' is just an abstraction to identify the command
from the driver. So we should make that explicit by
replacing 'tag' with a driver-defined pointer 'hba_private'.
This saves the lookup for driver handling several commands
in parallel.
'tag' is still being kept for tracing purposes.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hw/usb-msd.c')
-rw-r--r--hw/usb-msd.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/hw/usb-msd.c b/hw/usb-msd.c
index 86582cc723..bfea096893 100644
--- a/hw/usb-msd.c
+++ b/hw/usb-msd.c
@@ -216,10 +216,6 @@ static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
     MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
     USBPacket *p = s->packet;
 
-    if (req->tag != s->tag) {
-        fprintf(stderr, "usb-msd: Unexpected SCSI Tag 0x%x\n", req->tag);
-    }
-
     assert((s->mode == USB_MSDM_DATAOUT) == (req->cmd.mode == SCSI_XFER_TO_DEV));
     s->scsi_len = len;
     s->scsi_buf = scsi_req_get_buf(req);
@@ -241,9 +237,6 @@ static void usb_msd_command_complete(SCSIRequest *req, uint32_t status)
     MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
     USBPacket *p = s->packet;
 
-    if (req->tag != s->tag) {
-        fprintf(stderr, "usb-msd: Unexpected SCSI Tag 0x%x\n", req->tag);
-    }
     DPRINTF("Command complete %d\n", status);
     s->residue = s->data_len;
     s->result = status != 0;
@@ -387,7 +380,7 @@ static int usb_msd_handle_data(USBDevice *dev, USBPacket *p)
                     s->tag, cbw.flags, cbw.cmd_len, s->data_len);
             s->residue = 0;
             s->scsi_len = 0;
-            s->req = scsi_req_new(s->scsi_dev, s->tag, 0);
+            s->req = scsi_req_new(s->scsi_dev, s->tag, 0, NULL);
             scsi_req_enqueue(s->req, cbw.cmd);
             /* ??? Should check that USB and SCSI data transfer
                directions match.  */