[PATCH libvirt v2 06/11] nodedev: detect AP matrix device

Add support for AP matrix device in libvirt node device driver. Signed-off-by: Shalini Chellathurai Saroja <shalini(a)linux.ibm.com&gt; Reviewed-by: Bjoern Walk <bwalk(a)linux.ibm.com&gt; Reviewed-by: Boris Fiuczynski <fiuczy(a)linux.ibm.com&gt; --- docs/schemas/nodedev.rng | 7 +++++++ src/conf/node_device_conf.c | 11 ++++++++++- src/conf/node_device_conf.h | 8 ++++++++ src/conf/virnodedeviceobj.c | 1 + src/node_device/node_device_udev.c | 23 +++++++++++++++++++++++ tools/virsh-nodedev.c | 1 + 6 files changed, 50 insertions(+), 1 deletion(-) diff --git a/docs/schemas/nodedev.rng b/docs/schemas/nodedev.rng index 51cb8854..5be21145 100644 --- a/docs/schemas/nodedev.rng +++ b/docs/schemas/nodedev.rng @@ -89,6 +89,7 @@ <ref name="capvdpa"/> <ref name="capapcard"/> <ref name="capapqueue"/> + <ref name="capapmatrix"/> </choice> </element> </define> @@ -691,6 +692,12 @@ </element> </define> + <define name='capapmatrix'> + <attribute name='type'> + <value>ap_matrix</value> + </attribute> + </define> + <define name='address'> <element name='address'> <attribute name='domain'><ref name='hexuint'/></attribute> diff --git a/src/conf/node_device_conf.c b/src/conf/node_device_conf.c index fa3b823f..f3d146a5 100644 --- a/src/conf/node_device_conf.c +++ b/src/conf/node_device_conf.c @@ -69,6 +69,7 @@ VIR_ENUM_IMPL(virNodeDevCap, "vdpa", "ap_card", "ap_queue", + "ap_matrix", ); VIR_ENUM_IMPL(virNodeDevNetCap, @@ -665,6 +666,7 @@ virNodeDeviceDefFormat(const virNodeDeviceDef *def) case VIR_NODE_DEV_CAP_MDEV_TYPES: case VIR_NODE_DEV_CAP_FC_HOST: case VIR_NODE_DEV_CAP_VPORTS: + case VIR_NODE_DEV_CAP_AP_MATRIX: case VIR_NODE_DEV_CAP_LAST: break; } @@ -2075,6 +2077,9 @@ virNodeDevCapsDefParseXML(xmlXPathContextPtr ctxt, ret = virNodeDevCapAPQueueParseXML(ctxt, def, node, &caps->data.ap_queue); break; + case VIR_NODE_DEV_CAP_AP_MATRIX: + ret = 0; + break; case VIR_NODE_DEV_CAP_MDEV_TYPES: case VIR_NODE_DEV_CAP_FC_HOST: case VIR_NODE_DEV_CAP_VPORTS: @@ -2396,6 +2401,9 @@ virNodeDevCapsDefFree(virNodeDevCapsDefPtr caps) virMediatedDeviceTypeFree(data->ccw_dev.mdev_types[i]); VIR_FREE(data->ccw_dev.mdev_types); break; + case VIR_NODE_DEV_CAP_AP_MATRIX: + VIR_FREE(data->ap_matrix.addr); + break; case VIR_NODE_DEV_CAP_MDEV_TYPES: case VIR_NODE_DEV_CAP_DRM: case VIR_NODE_DEV_CAP_FC_HOST: @@ -2465,6 +2473,7 @@ virNodeDeviceUpdateCaps(virNodeDeviceDefPtr def) case VIR_NODE_DEV_CAP_VDPA: case VIR_NODE_DEV_CAP_AP_CARD: case VIR_NODE_DEV_CAP_AP_QUEUE: + case VIR_NODE_DEV_CAP_AP_MATRIX: case VIR_NODE_DEV_CAP_LAST: break; } @@ -2806,6 +2815,7 @@ virNodeDeviceGetPCIDynamicCaps(const char *sysfsPath, &pci_dev->mdev_types, &pci_dev->nmdev_types) < 0) return -1; + if (pci_dev->nmdev_types > 0) pci_dev->flags |= VIR_NODE_DEV_CAP_FLAG_PCI_MDEV; @@ -2849,7 +2859,6 @@ virNodeDeviceGetPCIDynamicCaps(const char *sysfsPath G_GNUC_UNUSED, return -1; } - int virNodeDeviceGetSCSITargetCaps(const char *sysfsPath G_GNUC_UNUSED, virNodeDevCapSCSITargetPtr scsi_target G_GNUC_UNUSED) { diff --git a/src/conf/node_device_conf.h b/src/conf/node_device_conf.h index b580d6cf..b863653b 100644 --- a/src/conf/node_device_conf.h +++ b/src/conf/node_device_conf.h @@ -68,6 +68,7 @@ typedef enum { VIR_NODE_DEV_CAP_VDPA, /* vDPA device */ VIR_NODE_DEV_CAP_AP_CARD, /* s390 AP Card device */ VIR_NODE_DEV_CAP_AP_QUEUE, /* s390 AP Queue */ + VIR_NODE_DEV_CAP_AP_MATRIX, /* s390 AP Matrix device */ VIR_NODE_DEV_CAP_LAST } virNodeDevCapType; @@ -304,6 +305,12 @@ struct _virNodeDevCapAPQueue { unsigned int ap_domain; }; +typedef struct _virNodeDevCapAPMatrix virNodeDevCapAPMatrix; +typedef virNodeDevCapAPMatrix *virNodeDevCapAPMatrixPtr; +struct _virNodeDevCapAPMatrix { + char *addr; +}; + typedef struct _virNodeDevCapData virNodeDevCapData; typedef virNodeDevCapData *virNodeDevCapDataPtr; struct _virNodeDevCapData { @@ -325,6 +332,7 @@ struct _virNodeDevCapData { virNodeDevCapVDPA vdpa; virNodeDevCapAPCard ap_card; virNodeDevCapAPQueue ap_queue; + virNodeDevCapAPMatrix ap_matrix; }; }; diff --git a/src/conf/virnodedeviceobj.c b/src/conf/virnodedeviceobj.c index 691632c6..8fbef5f5 100644 --- a/src/conf/virnodedeviceobj.c +++ b/src/conf/virnodedeviceobj.c @@ -719,6 +719,7 @@ virNodeDeviceObjHasCap(const virNodeDeviceObj *obj, case VIR_NODE_DEV_CAP_VDPA: case VIR_NODE_DEV_CAP_AP_CARD: case VIR_NODE_DEV_CAP_AP_QUEUE: + case VIR_NODE_DEV_CAP_AP_MATRIX: case VIR_NODE_DEV_CAP_LAST: break; } diff --git a/src/node_device/node_device_udev.c b/src/node_device/node_device_udev.c index 6bbff571..5f57000e 100644 --- a/src/node_device/node_device_udev.c +++ b/src/node_device/node_device_udev.c @@ -1241,6 +1241,25 @@ udevProcessAPQueue(struct udev_device *device, } +static int +udevProcessAPMatrix(struct udev_device *device, + virNodeDeviceDefPtr def) +{ + size_t i; + virNodeDevCapDataPtr data = &def->caps->data; + + data->ap_matrix.addr = g_strdup(udev_device_get_sysname(device)); + def->name = g_strdup_printf("ap_%s", data->ap_matrix.addr); + + for (i = 0; i < strlen(def->name); i++) { + if (!(g_ascii_isalnum(*(def->name + i)))) + *(def->name + i) = '_'; + } + + return 0; +} + + static int udevGetDeviceNodes(struct udev_device *device, virNodeDeviceDefPtr def) @@ -1326,6 +1345,8 @@ udevGetDeviceType(struct udev_device *device, *type = VIR_NODE_DEV_CAP_CSS_DEV; else if (STREQ_NULLABLE(subsystem, "vdpa")) *type = VIR_NODE_DEV_CAP_VDPA; + else if (STREQ_NULLABLE(subsystem, "matrix")) + *type = VIR_NODE_DEV_CAP_AP_MATRIX; VIR_FREE(subsystem); } @@ -1378,6 +1399,8 @@ udevGetDeviceDetails(struct udev_device *device, return udevProcessAPCard(device, def); case VIR_NODE_DEV_CAP_AP_QUEUE: return udevProcessAPQueue(device, def); + case VIR_NODE_DEV_CAP_AP_MATRIX: + return udevProcessAPMatrix(device, def); case VIR_NODE_DEV_CAP_MDEV_TYPES: case VIR_NODE_DEV_CAP_SYSTEM: case VIR_NODE_DEV_CAP_FC_HOST: diff --git a/tools/virsh-nodedev.c b/tools/virsh-nodedev.c index f5ffe525..f69030d2 100644 --- a/tools/virsh-nodedev.c +++ b/tools/virsh-nodedev.c @@ -473,6 +473,7 @@ cmdNodeListDevices(vshControl *ctl, const vshCmd *cmd G_GNUC_UNUSED) case VIR_NODE_DEV_CAP_AP_QUEUE: flags |= VIR_CONNECT_LIST_NODE_DEVICES_CAP_AP_QUEUE; break; + case VIR_NODE_DEV_CAP_AP_MATRIX: case VIR_NODE_DEV_CAP_LAST: break; } -- 2.26.2