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scsi: introduce scsi_req_new 

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Paolo Bonzini 2011-04-18 19:09:55 +02:00
parent fc4f0754c7
commit 43a2b33957
6 changed files with 10 additions and 5 deletions
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2
hw/esp.c
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@ -244,7 +244,7 @@ static void do_busid_cmd(ESPState *s, uint8_t *buf, uint8_t busid)
DPRINTF("do_busid_cmd: busid 0x%x\n", busid);
lun = busid & 7;
s->current_req = s->current_dev->info->alloc_req(s->current_dev, 0, lun);
s->current_req = scsi_req_new(s->current_dev, 0, lun);
datalen = scsi_req_enqueue(s->current_req, buf);
s->ti_size = datalen;
if (datalen != 0) {

3
hw/lsi53c895a.c
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@ -788,8 +788,7 @@ static void lsi_do_command(LSIState *s)
assert(s->current == NULL);
s->current = qemu_mallocz(sizeof(lsi_request));
s->current->tag = s->select_tag;
s->current->req = dev->info->alloc_req(dev, s->current->tag,
s->current_lun);
s->current->req = scsi_req_new(dev, s->current->tag, s->current_lun);
n = scsi_req_enqueue(s->current->req, buf);
if (n > 0) {

5
hw/scsi-bus.c
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@ -146,6 +146,11 @@ SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t l
return req;
}
SCSIRequest *scsi_req_new(SCSIDevice *d, uint32_t tag, uint32_t lun)
{
return d->info->alloc_req(d, tag, lun);
}
int32_t scsi_req_enqueue(SCSIRequest *req, uint8_t *buf)
{
int32_t rc;

1
hw/scsi.h
View File

@ -143,6 +143,7 @@ int scsi_build_sense(SCSISense sense, uint8_t *buf, int len, int fixed);
int scsi_sense_valid(SCSISense sense);
SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t lun);
SCSIRequest *scsi_req_new(SCSIDevice *d, uint32_t tag, uint32_t lun);
int32_t scsi_req_enqueue(SCSIRequest *req, uint8_t *buf);
void scsi_req_free(SCSIRequest *req);
SCSIRequest *scsi_req_ref(SCSIRequest *req);

2
hw/spapr_vscsi.c
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@ -653,7 +653,7 @@ static int vscsi_queue_cmd(VSCSIState *s, vscsi_req *req)
req->sdev = sdev;
req->lun = lun;
req->sreq = sdev->info->alloc_req(sdev, req->qtag, lun);
req->sreq = scsi_req_new(sdev, req->qtag, lun);
n = scsi_req_enqueue(req->sreq, srp->cmd.cdb);
dprintf("VSCSI: Queued command tag 0x%x CMD 0x%x ID %d LUN %d ret: %d\n",

2
hw/usb-msd.c
View File

@ -377,7 +377,7 @@ 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 = s->scsi_dev->info->alloc_req(s->scsi_dev, s->tag, 0);
s->req = scsi_req_new(s->scsi_dev, s->tag, 0);
scsi_req_enqueue(s->req, cbw.cmd);
/* ??? Should check that USB and SCSI data transfer
directions match. */