[src/trunk]: src/sys/dev/pci react on ADAPTER_REQ_SET_XFER_MODE so that we se...

[jdolecek <jdolecek%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3b8881805406
branches:  trunk
changeset: 818264:3b8881805406
user:      jdolecek <jdolecek%NetBSD.org@localhost>
date:      Tue Oct 04 18:23:24 2016 +0000

description:
react on ADAPTER_REQ_SET_XFER_MODE so that we set tagged queuing

pass tag type and set id

diffstat:

 sys/dev/pci/vioscsi.c |  41 ++++++++++++++++++++++++++++++++++++++---
 1 files changed, 38 insertions(+), 3 deletions(-)

diffs (69 lines):

diff -r f9e18cbc28c2 -r 3b8881805406 sys/dev/pci/vioscsi.c
--- a/sys/dev/pci/vioscsi.c     Tue Oct 04 18:20:49 2016 +0000
+++ b/sys/dev/pci/vioscsi.c     Tue Oct 04 18:23:24 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vioscsi.c,v 1.7 2016/10/04 18:20:49 jdolecek Exp $     */
+/*     $NetBSD: vioscsi.c,v 1.8 2016/10/04 18:23:24 jdolecek Exp $     */
 /*     $OpenBSD: vioscsi.c,v 1.3 2015/03/14 03:38:49 jsg Exp $ */
 
 /*
@@ -18,7 +18,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vioscsi.c,v 1.7 2016/10/04 18:20:49 jdolecek Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vioscsi.c,v 1.8 2016/10/04 18:23:24 jdolecek Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -219,7 +219,19 @@
 
        DPRINTF(("%s: enter\n", __func__));
 
-       if (request != ADAPTER_REQ_RUN_XFER) {
+       switch (request) {
+       case ADAPTER_REQ_RUN_XFER:
+               break;
+       case ADAPTER_REQ_SET_XFER_MODE:
+       {
+               struct scsipi_xfer_mode *xm = arg;
+               xm->xm_mode = PERIPH_CAP_TQING;
+               xm->xm_period = 0;
+               xm->xm_offset = 0;
+               scsipi_async_event(chan, ASYNC_EVENT_XFER_MODE, xm);
+               return;
+       }
+       default:
                DPRINTF(("%s: unhandled %d\n", __func__, request));
                return;
        }
@@ -260,6 +272,29 @@
        DPRINTF(("%s: command for %u:%u at slot %d\n", __func__,
            periph->periph_target - 1, periph->periph_lun, slot));
 
+       /* tag */
+       switch (XS_CTL_TAGTYPE(xs)) {
+       case XS_CTL_HEAD_TAG:
+               req->task_attr = VIRTIO_SCSI_S_HEAD;
+               break;
+
+#if 0  /* XXX */
+       case XS_CTL_ACA_TAG:
+               req->task_attr = VIRTIO_SCSI_S_ACA;
+               break;
+#endif
+
+       case XS_CTL_ORDERED_TAG:
+               req->task_attr = VIRTIO_SCSI_S_ORDERED;
+               break;
+
+       case XS_CTL_SIMPLE_TAG:
+       default:
+               req->task_attr = VIRTIO_SCSI_S_SIMPLE;
+               break;
+       }
+       req->id = (intptr_t)vr;
+
        if ((size_t)xs->cmdlen > sizeof(req->cdb)) {
                DPRINTF(("%s: bad cmdlen %zu > %zu\n", __func__,
                    (size_t)xs->cmdlen, sizeof(req->cdb)));