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[13/14] hv_netvsc: report vmbus name in ethtool

Message ID 1471980586-18263-14-git-send-email-sthemmin@exchange.microsoft.com
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

sthemmin@exchange.microsoft.com Aug. 23, 2016, 7:29 p.m. UTC 
From: Stephen Hemminger <sthemmin@microsoft.com>

Make netvsc on vmbus behave more like PCI.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
---
 drivers/net/hyperv/netvsc_drv.c |    4 ++++
 include/linux/hyperv.h          |    7 +++++++
 2 files changed, 11 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 7ed9f13..b874ab1 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -734,8 +734,12 @@  vf_injection_done:
 static void netvsc_get_drvinfo(struct net_device *net,
 			       struct ethtool_drvinfo *info)
 {
+	struct net_device_context *net_device_ctx = netdev_priv(net);
+	struct hv_device *dev = net_device_ctx->device_ctx;
+
 	strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
 	strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
+	strlcpy(info->bus_info, vmbus_dev_name(dev), sizeof(info->bus_info));
 }
 
 static void netvsc_get_channels(struct net_device *net,
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index a6bc974..b01c8c3 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -1114,6 +1114,13 @@  int __must_check __vmbus_driver_register(struct hv_driver *hv_driver,
 					 const char *mod_name);
 void vmbus_driver_unregister(struct hv_driver *hv_driver);
 
+static inline const char *vmbus_dev_name(const struct hv_device *device_obj)
+{
+	const struct kobject *kobj = &device_obj->device.kobj;
+
+	return kobj->name;
+}
+
 void vmbus_hvsock_device_unregister(struct vmbus_channel *channel);
 
 int vmbus_allocate_mmio(struct resource **new, struct hv_device *device_obj,