MFC 310312-310314

310312
    hyperv/ic: Factor out function to send IC response

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8844

310313
    hyperv/ic: Cleanup common struct and functions.

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8845

310314
    hyperv/ic: Rename cleaned up header file.

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8846

1 files changed, 12 insertions, 12 deletions

diff --git a/sys/dev/hyperv/utilities/hv_shutdown.c b/sys/dev/hyperv/utilities/hv_shutdown.c
index e511b21..701d64c 100644
--- a/sys/dev/hyperv/utilities/hv_shutdown.c
+++ b/sys/dev/hyperv/utilities/hv_shutdown.c
@@ -36,8 +36,8 @@ __FBSDID("$FreeBSD$");
 
 #include <dev/hyperv/include/hyperv.h>
 #include <dev/hyperv/include/vmbus.h>
-#include <dev/hyperv/utilities/hv_util.h>
 #include <dev/hyperv/utilities/vmbus_icreg.h>
+#include <dev/hyperv/utilities/vmbus_icvar.h>
 
 #include "vmbus_if.h"
 
@@ -62,7 +62,7 @@ static const struct vmbus_ic_desc vmbus_shutdown_descs[] = {
 static void
 vmbus_shutdown_cb(struct vmbus_channel *chan, void *xsc)
 {
-	struct hv_util_sc *sc = xsc;
+	struct vmbus_ic_softc *sc = xsc;
 	struct vmbus_icmsg_hdr *hdr;
 	struct vmbus_icmsg_shutdown *msg;
 	int dlen, error, do_shutdown = 0;
@@ -72,7 +72,7 @@ vmbus_shutdown_cb(struct vmbus_channel *chan, void *xsc)
 	/*
 	 * Receive request.
 	 */
-	data = sc->receive_buffer;
+	data = sc->ic_buf;
 	dlen = sc->ic_buflen;
 	error = vmbus_chan_recv(chan, data, &dlen, &xactid);
 	KASSERT(error != ENOBUFS, ("icbuf is not large enough"));
@@ -122,13 +122,9 @@ vmbus_shutdown_cb(struct vmbus_channel *chan, void *xsc)
 	}
 
 	/*
-	 * Send response by echoing the updated request back.
+	 * Send response by echoing the request back.
 	 */
-	hdr->ic_flags = VMBUS_ICMSG_FLAG_XACT | VMBUS_ICMSG_FLAG_RESP;
-	error = vmbus_chan_send(chan, VMBUS_CHANPKT_TYPE_INBAND, 0,
-	    data, dlen, xactid);
-	if (error)
-		device_printf(sc->ic_dev, "resp send failed: %d\n", error);
+	vmbus_ic_sendresp(sc, chan, data, dlen, xactid);
 
 	if (do_shutdown)
 		shutdown_nice(RB_POWEROFF);
@@ -145,18 +141,22 @@ static int
 hv_shutdown_attach(device_t dev)
 {
 
-	return (hv_util_attach(dev, vmbus_shutdown_cb));
+	return (vmbus_ic_attach(dev, vmbus_shutdown_cb));
 }
 
 static device_method_t shutdown_methods[] = {
 	/* Device interface */
 	DEVMETHOD(device_probe, hv_shutdown_probe),
 	DEVMETHOD(device_attach, hv_shutdown_attach),
-	DEVMETHOD(device_detach, hv_util_detach),
+	DEVMETHOD(device_detach, vmbus_ic_detach),
 	{ 0, 0 }
 };
 
-static driver_t shutdown_driver = { "hvshutdown", shutdown_methods, sizeof(hv_util_sc)};
+static driver_t shutdown_driver = {
+	"hvshutdown",
+	shutdown_methods,
+	sizeof(struct vmbus_ic_softc)
+};
 
 static devclass_t shutdown_devclass;