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[libvirt] [PATCH 4/7] virsh: nodedev: ability to filter CCW capabilities



Now that the node_device driver is aware of CCW devices, let's hook up
virsh so that we can filter them properly.

Reviewed-by: Boris Fiuczynski <fiuczy linux vnet ibm com>
Reviewed-by: Marc Hartmayer <mhartmay linux vnet ibm com>
Signed-off-by: Bjoern Walk <bwalk linux vnet ibm com>
---
 docs/formatnode.html.in           | 12 ++++++++++++
 include/libvirt/libvirt-nodedev.h |  1 +
 src/conf/node_device_conf.h       |  3 ++-
 src/conf/virnodedeviceobj.c       |  3 ++-
 src/libvirt-nodedev.c             |  1 +
 tools/virsh-nodedev.c             |  3 ++-
 tools/virsh.pod                   |  2 +-
 7 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/docs/formatnode.html.in b/docs/formatnode.html.in
index a368ffc07..32451d557 100644
--- a/docs/formatnode.html.in
+++ b/docs/formatnode.html.in
@@ -324,6 +324,18 @@
               <code>render</code>.</dd>
             </dl>
           </dd>
+          <dt><code>ccw</code></dt>
+          <dd>Describes a Command Channel Word (CCW) device commonly found on
+          the S390 architecture. Sub-elements include:
+            <dl>
+              <dt><code>cssid</code></dt>
+              <dd>The channel subsystem identifier.</dd>
+              <dt><code>ssid</code></dt>
+              <dd>The subchannel-set identifier.</dd>
+              <dt><code>devno</code></dt>
+              <dd>The device number.</dd>
+            </dl>
+          </dd>
         </dl>
       </dd>
     </dl>
diff --git a/include/libvirt/libvirt-nodedev.h b/include/libvirt/libvirt-nodedev.h
index 1e3043787..cd3f2372b 100644
--- a/include/libvirt/libvirt-nodedev.h
+++ b/include/libvirt/libvirt-nodedev.h
@@ -81,6 +81,7 @@ typedef enum {
     VIR_CONNECT_LIST_NODE_DEVICES_CAP_DRM           = 1 << 12, /* DRM device */
     VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV_TYPES    = 1 << 13, /* Capable of mediated devices */
     VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV          = 1 << 14, /* Mediated device */
+    VIR_CONNECT_LIST_NODE_DEVICES_CAP_CCW_DEV       = 1 << 15, /* CCW device */
 } virConnectListAllNodeDeviceFlags;
 
 int                     virConnectListAllNodeDevices (virConnectPtr conn,
diff --git a/src/conf/node_device_conf.h b/src/conf/node_device_conf.h
index bf9d5fce5..285841edc 100644
--- a/src/conf/node_device_conf.h
+++ b/src/conf/node_device_conf.h
@@ -388,7 +388,8 @@ virNodeDevCapMdevTypeFree(virNodeDevCapMdevTypePtr type);
                  VIR_CONNECT_LIST_NODE_DEVICES_CAP_SCSI_GENERIC  | \
                  VIR_CONNECT_LIST_NODE_DEVICES_CAP_DRM           | \
                  VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV_TYPES    | \
-                 VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV)
+                 VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV          | \
+                 VIR_CONNECT_LIST_NODE_DEVICES_CAP_CCW_DEV)
 
 char *
 virNodeDeviceGetParentName(virConnectPtr conn,
diff --git a/src/conf/virnodedeviceobj.c b/src/conf/virnodedeviceobj.c
index 02ac54437..d460f26ec 100644
--- a/src/conf/virnodedeviceobj.c
+++ b/src/conf/virnodedeviceobj.c
@@ -568,7 +568,8 @@ virNodeDeviceMatch(virNodeDeviceObjPtr devobj,
               MATCH(SCSI_GENERIC)  ||
               MATCH(DRM)           ||
               MATCH(MDEV_TYPES)    ||
-              MATCH(MDEV)))
+              MATCH(MDEV)          ||
+              MATCH(CCW_DEV)))
             return false;
     }
 
diff --git a/src/libvirt-nodedev.c b/src/libvirt-nodedev.c
index 44e2b4efd..f85c16bbc 100644
--- a/src/libvirt-nodedev.c
+++ b/src/libvirt-nodedev.c
@@ -100,6 +100,7 @@ virNodeNumOfDevices(virConnectPtr conn, const char *cap, unsigned int flags)
  *   VIR_CONNECT_LIST_NODE_DEVICES_CAP_DRM
  *   VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV_TYPES
  *   VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV
+ *   VIR_CONNECT_LIST_NODE_DEVICES_CAP_CCW_DEV
  *
  * Returns the number of node devices found or -1 and sets @devices to NULL in
  * case of error.  On success, the array stored into @devices is guaranteed to
diff --git a/tools/virsh-nodedev.c b/tools/virsh-nodedev.c
index 1822d3dce..c7ef6bfde 100644
--- a/tools/virsh-nodedev.c
+++ b/tools/virsh-nodedev.c
@@ -461,7 +461,8 @@ cmdNodeListDevices(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
             flags |= VIR_CONNECT_LIST_NODE_DEVICES_CAP_MDEV;
             break;
         case VIR_NODE_DEV_CAP_CCW_DEV:
-            /* enable next patch */
+            flags |= VIR_CONNECT_LIST_NODE_DEVICES_CAP_CCW_DEV;
+            break;
         case VIR_NODE_DEV_CAP_LAST:
             break;
         }
diff --git a/tools/virsh.pod b/tools/virsh.pod
index e7c513b98..aee964689 100644
--- a/tools/virsh.pod
+++ b/tools/virsh.pod
@@ -3181,7 +3181,7 @@ I<cap> is used to filter the list by capability types, the types must be
 separated by comma, e.g. --cap pci,scsi. Valid capability types include
 'system', 'pci', 'usb_device', 'usb', 'net', 'scsi_host', 'scsi_target',
 'scsi', 'storage', 'fc_host', 'vports', 'scsi_generic', 'drm', 'mdev',
-'mdev_types'.
+'mdev_types', 'ccw'.
 If I<--tree> is used, the output is formatted in a tree representing parents of each
 node.  I<cap> and I<--tree> are mutually exclusive.
 
-- 
2.11.2


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