Patchwork [PATCHv6,11/16] Add get_dev_path callback to scsi bus.

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Submitter Gleb Natapov
Date Nov. 17, 2010, 4:43 p.m.
Message ID <1290012243-6087-12-git-send-email-gleb@redhat.com>
Download mbox | patch
Permalink /patch/71597/
State New
Headers show

Comments

Gleb Natapov - Nov. 17, 2010, 4:43 p.m.
Signed-off-by: Gleb Natapov <gleb@redhat.com>
---
 hw/scsi-bus.c |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c
index 5a3fd4b..db7482a 100644
--- a/hw/scsi-bus.c
+++ b/hw/scsi-bus.c
@@ -5,9 +5,12 @@ 
 #include "qdev.h"
 #include "blockdev.h"
 
+static char *scsibus_get_fw_dev_path(DeviceState *dev);
+
 static struct BusInfo scsi_bus_info = {
     .name  = "SCSI",
     .size  = sizeof(SCSIBus),
+    .get_fw_dev_path = scsibus_get_fw_dev_path,
     .props = (Property[]) {
         DEFINE_PROP_UINT32("scsi-id", SCSIDevice, id, -1),
         DEFINE_PROP_END_OF_LIST(),
@@ -528,3 +531,23 @@  void scsi_req_complete(SCSIRequest *req)
                        req->tag,
                        req->status);
 }
+
+static char *scsibus_get_fw_dev_path(DeviceState *dev)
+{
+    SCSIDevice *d = (SCSIDevice*)dev;
+    SCSIBus *bus = scsi_bus_from_device(d);
+    char path[100];
+    int i;
+
+    for (i = 0; i < bus->ndev; i++) {
+        if (bus->devs[i] == d) {
+            break;
+        }
+    }
+
+    assert(i != bus->ndev);
+
+    snprintf(path, sizeof(path), "%s@%x", qdev_fw_name(dev), i);
+
+    return strdup(path);
+}