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authorGonglei <arei.gonglei@huawei.com>2015-01-29 15:08:53 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2015-02-11 21:47:51 +0100
commit1956cf6fa1039647327ef333dc09b43775907305 (patch)
treee29d42058f78954e2636c025228a42d8118641fb /hw/scsi
parentd4433f32116dc597f895e62cde3572b400c3ee96 (diff)
downloadhqemu-1956cf6fa1039647327ef333dc09b43775907305.zip
hqemu-1956cf6fa1039647327ef333dc09b43775907305.tar.gz
vhost-scsi: expose the TYPE_FW_PATH_PROVIDER interface
In the way, we can make the bootindex property take effect. At the meanwhile, the firmware path name of vhost-scsi is "channel@channel/vhost-scsi@target,lun". Signed-off-by: Gonglei <arei.gonglei@huawei.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/scsi')
-rw-r--r--hw/scsi/vhost-scsi.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
index 9c4f613..dc9076e 100644
--- a/hw/scsi/vhost-scsi.c
+++ b/hw/scsi/vhost-scsi.c
@@ -24,6 +24,7 @@
#include "hw/virtio/virtio-scsi.h"
#include "hw/virtio/virtio-bus.h"
#include "hw/virtio/virtio-access.h"
+#include "hw/fw-path-provider.h"
/* Features supported by host kernel. */
static const int kernel_feature_bits[] = {
@@ -271,6 +272,19 @@ static void vhost_scsi_unrealize(DeviceState *dev, Error **errp)
virtio_scsi_common_unrealize(dev, errp);
}
+/*
+ * Implementation of an interface to adjust firmware path
+ * for the bootindex property handling.
+ */
+static char *vhost_scsi_get_fw_dev_path(FWPathProvider *p, BusState *bus,
+ DeviceState *dev)
+{
+ VHostSCSI *s = VHOST_SCSI(dev);
+ /* format: channel@channel/vhost-scsi@target,lun */
+ return g_strdup_printf("channel@%x/%s@%x,%x", s->channel,
+ qdev_fw_name(dev), s->target, s->lun);
+}
+
static Property vhost_scsi_properties[] = {
DEFINE_VHOST_SCSI_PROPERTIES(VHostSCSI, parent_obj.conf),
DEFINE_PROP_END_OF_LIST(),
@@ -280,6 +294,7 @@ static void vhost_scsi_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
+ FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(klass);
dc->props = vhost_scsi_properties;
set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
@@ -288,6 +303,7 @@ static void vhost_scsi_class_init(ObjectClass *klass, void *data)
vdc->get_features = vhost_scsi_get_features;
vdc->set_config = vhost_scsi_set_config;
vdc->set_status = vhost_scsi_set_status;
+ fwc->get_dev_path = vhost_scsi_get_fw_dev_path;
}
static void vhost_scsi_instance_init(Object *obj)
@@ -304,6 +320,10 @@ static const TypeInfo vhost_scsi_info = {
.instance_size = sizeof(VHostSCSI),
.class_init = vhost_scsi_class_init,
.instance_init = vhost_scsi_instance_init,
+ .interfaces = (InterfaceInfo[]) {
+ { TYPE_FW_PATH_PROVIDER },
+ { }
+ },
};
static void virtio_register_types(void)
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