Staging: hv: coding style cleanups for vmbus_drv.c
authorGreg Kroah-Hartman <gregkh@suse.de>
Wed, 2 Sep 2009 14:11:14 +0000 (07:11 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 15 Sep 2009 19:02:02 +0000 (12:02 -0700)
Almost clean.

Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/hv/vmbus_drv.c

index cc81ffd..b0d2481 100644 (file)
@@ -1,5 +1,4 @@
 /*
- *
  * Copyright (c) 2009, Microsoft Corporation.
  *
  * This program is free software; you can redistribute it and/or modify it
  * Authors:
  *   Haiyang Zhang <haiyangz@microsoft.com>
  *   Hank Janssen  <hjanssen@microsoft.com>
- *
  */
-
-
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/device.h>
 #include "vmbus.h"
 
 
-/* Defines */
-
-
 /* FIXME! We need to do this dynamically for PIC and APIC system */
-#define VMBUS_IRQ                              0x5
-#define VMBUS_IRQ_VECTOR     IRQ5_VECTOR
-
-/* Data types */
-
+#define VMBUS_IRQ              0x5
+#define VMBUS_IRQ_VECTOR       IRQ5_VECTOR
 
 /* Main vmbus driver data structure */
 struct vmbus_driver_context {
        /* !! These must be the first 2 fields !! */
+       /* FIXME, this is a bug */
        /* The driver field is not used in here. Instead, the bus field is */
        /* used to represent the driver */
-       struct driver_context   drv_ctx;
+       struct driver_context drv_ctx;
        struct vmbus_driver drv_obj;
 
-       struct bus_type                 bus;
-       struct tasklet_struct   msg_dpc;
-       struct tasklet_struct   event_dpc;
+       struct bus_type bus;
+       struct tasklet_struct msg_dpc;
+       struct tasklet_struct event_dpc;
 
        /* The bus root device */
-       struct device_context   device_ctx;
+       struct device_context device_ctx;
 };
 
-
-/* Static decl */
-
 static int vmbus_match(struct device *device, struct device_driver *driver);
 static int vmbus_probe(struct device *device);
 static int vmbus_remove(struct device *device);
@@ -70,40 +58,33 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env);
 static void vmbus_msg_dpc(unsigned long data);
 static void vmbus_event_dpc(unsigned long data);
 
-static irqreturn_t vmbus_isr(int irq, voiddev_id);
+static irqreturn_t vmbus_isr(int irq, void *dev_id);
 
 static void vmbus_device_release(struct device *device);
 static void vmbus_bus_release(struct device *device);
 
-static struct hv_device *vmbus_child_device_create(struct hv_guid *type, struct hv_guid *instance, void *context);
+static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
+                                                  struct hv_guid *instance,
+                                                  void *context);
 static void vmbus_child_device_destroy(struct hv_device *device_obj);
-static int vmbus_child_device_register(struct hv_device *root_device_obj, struct hv_device *child_device_obj);
+static int vmbus_child_device_register(struct hv_device *root_device_obj,
+                                      struct hv_device *child_device_obj);
 static void vmbus_child_device_unregister(struct hv_device *child_device_obj);
-static void vmbus_child_device_get_info(struct hv_device *device_obj, struct hv_device_info *device_info);
+static void vmbus_child_device_get_info(struct hv_device *device_obj,
+                                       struct hv_device_info *device_info);
+static ssize_t vmbus_show_device_attr(struct device *dev,
+                                     struct device_attribute *dev_attr,
+                                     char *buf);
 
-/* static ssize_t vmbus_show_class_id(struct device *dev, struct device_attribute *attr, char *buf); */
-/* static ssize_t vmbus_show_device_id(struct device *dev, struct device_attribute *attr, char *buf); */
 
-static ssize_t vmbus_show_device_attr(struct device *dev, struct device_attribute *dev_attr, char *buf);
-
-
-/* Global */
-
-
-/* Global logging setting */
-
-/* unsigned int vmbus_loglevel= (((VMBUS | VMBUS_DRV)<<16) | DEBUG_LVL_ENTEREXIT); */
-/* unsigned int vmbus_loglevel= (ALL_MODULES << 16 | DEBUG_LVL_ENTEREXIT); */
-unsigned int vmbus_loglevel= (ALL_MODULES << 16 | INFO_LVL);
+unsigned int vmbus_loglevel = (ALL_MODULES << 16 | INFO_LVL);
 EXPORT_SYMBOL(vmbus_loglevel);
+       /* (ALL_MODULES << 16 | DEBUG_LVL_ENTEREXIT); */
+       /* (((VMBUS | VMBUS_DRV)<<16) | DEBUG_LVL_ENTEREXIT); */
 
 static int vmbus_irq = VMBUS_IRQ;
 
-/* Setup /proc/sys/bus/vmbus/vmbus_loglevel */
-/* Allow usage of sysctl cmd to set the logging level */
-
 /* Set up per device attributes in /sys/bus/vmbus/devices/<bus device> */
-
 static struct device_attribute vmbus_device_attrs[] = {
        __ATTR(id, S_IRUGO, vmbus_show_device_attr, NULL),
        __ATTR(state, S_IRUGO, vmbus_show_device_attr, NULL),
@@ -134,29 +115,25 @@ static struct device_attribute vmbus_device_attrs[] = {
 };
 
 /* The one and only one */
-static struct vmbus_driver_context g_vmbus_drv={
-       .bus.name       = "vmbus",
-       .bus.match      = vmbus_match,
-       .bus.shutdown = vmbus_shutdown,
-       .bus.remove = vmbus_remove,
-       .bus.probe      = vmbus_probe,
-       .bus.uevent = vmbus_uevent,
-       .bus.dev_attrs = vmbus_device_attrs,
+static struct vmbus_driver_context g_vmbus_drv = {
+       .bus.name =             "vmbus",
+       .bus.match =            vmbus_match,
+       .bus.shutdown =         vmbus_shutdown,
+       .bus.remove =           vmbus_remove,
+       .bus.probe =            vmbus_probe,
+       .bus.uevent =           vmbus_uevent,
+       .bus.dev_attrs =        vmbus_device_attrs,
 };
 
-
-/* Routines */
-
-
-
-/*++
-
-Name:  vmbus_show_device_attr()
-
-Desc:  Show the device attribute in sysfs. This is invoked when user does a "cat /sys/bus/vmbus/devices/<bus device>/<attr name>"
-
---*/
-static ssize_t vmbus_show_device_attr(struct device *dev, struct device_attribute *dev_attr, char *buf)
+/**
+ * vmbus_show_device_attr - Show the device attribute in sysfs.
+ *
+ * This is invoked when user does a
+ * "cat /sys/bus/vmbus/devices/<busdevice>/<attr name>"
+ */
+static ssize_t vmbus_show_device_attr(struct device *dev,
+                                     struct device_attribute *dev_attr,
+                                     char *buf)
 {
        struct device_context *device_ctx = device_to_device_context(dev);
        struct hv_device_info device_info;
@@ -165,173 +142,119 @@ static ssize_t vmbus_show_device_attr(struct device *dev, struct device_attribut
 
        vmbus_child_device_get_info(&device_ctx->device_obj, &device_info);
 
-       if (!strcmp(dev_attr->attr.name, "class_id"))
-       {
-               return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}\n",
-                       device_info.ChannelType.data[3], device_info.ChannelType.data[2],
-                       device_info.ChannelType.data[1], device_info.ChannelType.data[0],
-                       device_info.ChannelType.data[5], device_info.ChannelType.data[4],
-                       device_info.ChannelType.data[7], device_info.ChannelType.data[6],
-                       device_info.ChannelType.data[8], device_info.ChannelType.data[9],
-                       device_info.ChannelType.data[10], device_info.ChannelType.data[11],
-                       device_info.ChannelType.data[12], device_info.ChannelType.data[13],
-                       device_info.ChannelType.data[14], device_info.ChannelType.data[15]);
-
-       }
-       else if (!strcmp(dev_attr->attr.name, "device_id"))
-       {
-               return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}\n",
-                       device_info.ChannelInstance.data[3], device_info.ChannelInstance.data[2],
-                       device_info.ChannelInstance.data[1], device_info.ChannelInstance.data[0],
-                       device_info.ChannelInstance.data[5], device_info.ChannelInstance.data[4],
-                       device_info.ChannelInstance.data[7], device_info.ChannelInstance.data[6],
-                       device_info.ChannelInstance.data[8], device_info.ChannelInstance.data[9],
-                       device_info.ChannelInstance.data[10], device_info.ChannelInstance.data[11],
-                       device_info.ChannelInstance.data[12], device_info.ChannelInstance.data[13],
-                       device_info.ChannelInstance.data[14], device_info.ChannelInstance.data[15]);
-       }
-       else if (!strcmp(dev_attr->attr.name, "state"))
-       {
+       if (!strcmp(dev_attr->attr.name, "class_id")) {
+               return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+                              "%02x%02x%02x%02x%02x%02x%02x%02x}\n",
+                              device_info.ChannelType.data[3],
+                              device_info.ChannelType.data[2],
+                              device_info.ChannelType.data[1],
+                              device_info.ChannelType.data[0],
+                              device_info.ChannelType.data[5],
+                              device_info.ChannelType.data[4],
+                              device_info.ChannelType.data[7],
+                              device_info.ChannelType.data[6],
+                              device_info.ChannelType.data[8],
+                              device_info.ChannelType.data[9],
+                              device_info.ChannelType.data[10],
+                              device_info.ChannelType.data[11],
+                              device_info.ChannelType.data[12],
+                              device_info.ChannelType.data[13],
+                              device_info.ChannelType.data[14],
+                              device_info.ChannelType.data[15]);
+       } else if (!strcmp(dev_attr->attr.name, "device_id")) {
+               return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+                              "%02x%02x%02x%02x%02x%02x%02x%02x}\n",
+                              device_info.ChannelInstance.data[3],
+                              device_info.ChannelInstance.data[2],
+                              device_info.ChannelInstance.data[1],
+                              device_info.ChannelInstance.data[0],
+                              device_info.ChannelInstance.data[5],
+                              device_info.ChannelInstance.data[4],
+                              device_info.ChannelInstance.data[7],
+                              device_info.ChannelInstance.data[6],
+                              device_info.ChannelInstance.data[8],
+                              device_info.ChannelInstance.data[9],
+                              device_info.ChannelInstance.data[10],
+                              device_info.ChannelInstance.data[11],
+                              device_info.ChannelInstance.data[12],
+                              device_info.ChannelInstance.data[13],
+                              device_info.ChannelInstance.data[14],
+                              device_info.ChannelInstance.data[15]);
+       } else if (!strcmp(dev_attr->attr.name, "state")) {
                return sprintf(buf, "%d\n", device_info.ChannelState);
-       }
-       else if (!strcmp(dev_attr->attr.name, "id"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "id")) {
                return sprintf(buf, "%d\n", device_info.ChannelId);
-       }
-       else if (!strcmp(dev_attr->attr.name, "out_intr_mask"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "out_intr_mask")) {
                return sprintf(buf, "%d\n", device_info.Outbound.InterruptMask);
-       }
-       else if (!strcmp(dev_attr->attr.name, "out_read_index"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "out_read_index")) {
                return sprintf(buf, "%d\n", device_info.Outbound.ReadIndex);
-       }
-       else if (!strcmp(dev_attr->attr.name, "out_write_index"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "out_write_index")) {
                return sprintf(buf, "%d\n", device_info.Outbound.WriteIndex);
-       }
-       else if (!strcmp(dev_attr->attr.name, "out_read_bytes_avail"))
-       {
-               return sprintf(buf, "%d\n", device_info.Outbound.BytesAvailToRead);
-       }
-       else if (!strcmp(dev_attr->attr.name, "out_write_bytes_avail"))
-       {
-               return sprintf(buf, "%d\n", device_info.Outbound.BytesAvailToWrite);
-       }
-       else if (!strcmp(dev_attr->attr.name, "in_intr_mask"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "out_read_bytes_avail")) {
+               return sprintf(buf, "%d\n",
+                              device_info.Outbound.BytesAvailToRead);
+       } else if (!strcmp(dev_attr->attr.name, "out_write_bytes_avail")) {
+               return sprintf(buf, "%d\n",
+                              device_info.Outbound.BytesAvailToWrite);
+       } else if (!strcmp(dev_attr->attr.name, "in_intr_mask")) {
                return sprintf(buf, "%d\n", device_info.Inbound.InterruptMask);
-       }
-       else if (!strcmp(dev_attr->attr.name, "in_read_index"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "in_read_index")) {
                return sprintf(buf, "%d\n", device_info.Inbound.ReadIndex);
-       }
-       else if (!strcmp(dev_attr->attr.name, "in_write_index"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "in_write_index")) {
                return sprintf(buf, "%d\n", device_info.Inbound.WriteIndex);
-       }
-       else if (!strcmp(dev_attr->attr.name, "in_read_bytes_avail"))
-       {
-               return sprintf(buf, "%d\n", device_info.Inbound.BytesAvailToRead);
-       }
-       else if (!strcmp(dev_attr->attr.name, "in_write_bytes_avail"))
-       {
-               return sprintf(buf, "%d\n", device_info.Inbound.BytesAvailToWrite);
-       }
-       else if (!strcmp(dev_attr->attr.name, "monitor_id"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "in_read_bytes_avail")) {
+               return sprintf(buf, "%d\n",
+                              device_info.Inbound.BytesAvailToRead);
+       } else if (!strcmp(dev_attr->attr.name, "in_write_bytes_avail")) {
+               return sprintf(buf, "%d\n",
+                              device_info.Inbound.BytesAvailToWrite);
+       } else if (!strcmp(dev_attr->attr.name, "monitor_id")) {
                return sprintf(buf, "%d\n", device_info.MonitorId);
-       }
-       else if (!strcmp(dev_attr->attr.name, "server_monitor_pending"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "server_monitor_pending")) {
                return sprintf(buf, "%d\n", device_info.ServerMonitorPending);
-       }
-       else if (!strcmp(dev_attr->attr.name, "server_monitor_latency"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "server_monitor_latency")) {
                return sprintf(buf, "%d\n", device_info.ServerMonitorLatency);
-       }
-       else if (!strcmp(dev_attr->attr.name, "server_monitor_conn_id"))
-       {
-               return sprintf(buf, "%d\n", device_info.ServerMonitorConnectionId);
-       }
-       else if (!strcmp(dev_attr->attr.name, "client_monitor_pending"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "server_monitor_conn_id")) {
+               return sprintf(buf, "%d\n",
+                              device_info.ServerMonitorConnectionId);
+       } else if (!strcmp(dev_attr->attr.name, "client_monitor_pending")) {
                return sprintf(buf, "%d\n", device_info.ClientMonitorPending);
-       }
-       else if (!strcmp(dev_attr->attr.name, "client_monitor_latency"))
-       {
+       } else if (!strcmp(dev_attr->attr.name, "client_monitor_latency")) {
                return sprintf(buf, "%d\n", device_info.ClientMonitorLatency);
-       }
-       else if (!strcmp(dev_attr->attr.name, "client_monitor_conn_id"))
-       {
-               return sprintf(buf, "%d\n", device_info.ClientMonitorConnectionId);
-       }
-       else
-       {
+       } else if (!strcmp(dev_attr->attr.name, "client_monitor_conn_id")) {
+               return sprintf(buf, "%d\n",
+                              device_info.ClientMonitorConnectionId);
+       } else {
                return 0;
        }
 }
 
-/*++
-
-Name:  vmbus_show_class_id()
-
-Desc:  Show the device class id in sysfs
-
---*/
-/* static ssize_t vmbus_show_class_id(struct device *dev, struct device_attribute *attr, char *buf) */
-/* { */
-/* struct device_context *device_ctx = device_to_device_context(dev); */
-/* return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}\n", */
-/*     device_ctx->class_id[3], device_ctx->class_id[2], device_ctx->class_id[1], device_ctx->class_id[0], */
-/*     device_ctx->class_id[5], device_ctx->class_id[4], */
-/*     device_ctx->class_id[7], device_ctx->class_id[6], */
-/*     device_ctx->class_id[8], device_ctx->class_id[9], device_ctx->class_id[10], device_ctx->class_id[11], device_ctx->class_id[12], device_ctx->class_id[13], device_ctx->class_id[14], device_ctx->class_id[15]); */
-/* } */
-
-/*++
-
-Name:  vmbus_show_device_id()
-
-Desc:  Show the device instance id in sysfs
-
---*/
-/* static ssize_t vmbus_show_device_id(struct device *dev, struct device_attribute *attr, char *buf) */
-/* { */
-/* struct device_context *device_ctx = device_to_device_context(dev); */
-/* return sprintf(buf, "{%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}\n", */
-/*     device_ctx->device_id[3], device_ctx->device_id[2], device_ctx->device_id[1], device_ctx->device_id[0], */
-/*     device_ctx->device_id[5], device_ctx->device_id[4], */
-/*     device_ctx->device_id[7], device_ctx->device_id[6], */
-/*     device_ctx->device_id[8], device_ctx->device_id[9], device_ctx->device_id[10], device_ctx->device_id[11], device_ctx->device_id[12], device_ctx->device_id[13], device_ctx->device_id[14], device_ctx->device_id[15]); */
-/* } */
-
-/*++
-
-Name:  vmbus_bus_init()
-
-Desc:  Main vmbus driver initialization routine. Here, we
-               - initialize the vmbus driver context
-               - setup various driver entry points
-               - invoke the vmbus hv main init routine
-               - get the irq resource
-               - invoke the vmbus to add the vmbus root device
-               - setup the vmbus root device
-               - retrieve the channel offers
---*/
+/**
+ * vmbus_bus_init -Main vmbus driver initialization routine.
+ *
+ * Here, we
+ *     - initialize the vmbus driver context
+ *     - setup various driver entry points
+ *     - invoke the vmbus hv main init routine
+ *     - get the irq resource
+ *     - invoke the vmbus to add the vmbus root device
+ *     - setup the vmbus root device
+ *     - retrieve the channel offers
+ */
 static int vmbus_bus_init(PFN_DRIVERINITIALIZE pfn_drv_init)
 {
-       int ret=0;
-       unsigned int vector=0;
-
-       struct vmbus_driver_context *vmbus_drv_ctx=&g_vmbus_drv;
+       struct vmbus_driver_context *vmbus_drv_ctx = &g_vmbus_drv;
        struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
-
-       struct device_context *dev_ctx=&g_vmbus_drv.device_ctx;
+       struct device_context *dev_ctx = &g_vmbus_drv.device_ctx;
+       int ret;
+       unsigned int vector;
 
        DPRINT_ENTER(VMBUS_DRV);
 
-       /* Set this up to allow lower layer to callback to add/remove child devices on the bus */
+       /*
+        * Set this up to allow lower layer to callback to add/remove child
+        * devices on the bus
+        */
        vmbus_drv_obj->OnChildDeviceCreate = vmbus_child_device_create;
        vmbus_drv_obj->OnChildDeviceDestroy = vmbus_child_device_destroy;
        vmbus_drv_obj->OnChildDeviceAdd = vmbus_child_device_register;
@@ -339,15 +262,13 @@ static int vmbus_bus_init(PFN_DRIVERINITIALIZE pfn_drv_init)
 
        /* Call to bus driver to initialize */
        ret = pfn_drv_init(&vmbus_drv_obj->Base);
-       if (ret != 0)
-       {
+       if (ret != 0) {
                DPRINT_ERR(VMBUS_DRV, "Unable to initialize vmbus (%d)", ret);
                goto cleanup;
        }
 
        /* Sanity checks */
-       if (!vmbus_drv_obj->Base.OnDeviceAdd)
-       {
+       if (!vmbus_drv_obj->Base.OnDeviceAdd) {
                DPRINT_ERR(VMBUS_DRV, "OnDeviceAdd() routine not set");
                ret = -1;
                goto cleanup;
@@ -356,27 +277,25 @@ static int vmbus_bus_init(PFN_DRIVERINITIALIZE pfn_drv_init)
        vmbus_drv_ctx->bus.name = vmbus_drv_obj->Base.name;
 
        /* Initialize the bus context */
-       tasklet_init(&vmbus_drv_ctx->msg_dpc, vmbus_msg_dpc, (unsigned long)vmbus_drv_obj);
-       tasklet_init(&vmbus_drv_ctx->event_dpc, vmbus_event_dpc, (unsigned long)vmbus_drv_obj);
+       tasklet_init(&vmbus_drv_ctx->msg_dpc, vmbus_msg_dpc,
+                    (unsigned long)vmbus_drv_obj);
+       tasklet_init(&vmbus_drv_ctx->event_dpc, vmbus_event_dpc,
+                    (unsigned long)vmbus_drv_obj);
 
        /* Now, register the bus driver with LDM */
        ret = bus_register(&vmbus_drv_ctx->bus);
-       if (ret)
-       {
+       if (ret) {
                ret = -1;
                goto cleanup;
        }
 
        /* Get the interrupt resource */
-       ret = request_irq(vmbus_irq,
-                         vmbus_isr,
-                         IRQF_SAMPLE_RANDOM,
-                         vmbus_drv_obj->Base.name,
-                         NULL);
+       ret = request_irq(vmbus_irq, vmbus_isr, IRQF_SAMPLE_RANDOM,
+                         vmbus_drv_obj->Base.name, NULL);
 
-       if (ret != 0)
-       {
-               DPRINT_ERR(VMBUS_DRV, "ERROR - Unable to request IRQ %d", vmbus_irq);
+       if (ret != 0) {
+               DPRINT_ERR(VMBUS_DRV, "ERROR - Unable to request IRQ %d",
+                          vmbus_irq);
 
                bus_unregister(&vmbus_drv_ctx->bus);
 
@@ -391,9 +310,9 @@ static int vmbus_bus_init(PFN_DRIVERINITIALIZE pfn_drv_init)
        memset(dev_ctx, 0, sizeof(struct device_context));
 
        ret = vmbus_drv_obj->Base.OnDeviceAdd(&dev_ctx->device_obj, &vector);
-       if (ret != 0)
-       {
-               DPRINT_ERR(VMBUS_DRV, "ERROR - Unable to add vmbus root device");
+       if (ret != 0) {
+               DPRINT_ERR(VMBUS_DRV,
+                          "ERROR - Unable to add vmbus root device");
 
                free_irq(vmbus_irq, NULL);
 
@@ -404,21 +323,24 @@ static int vmbus_bus_init(PFN_DRIVERINITIALIZE pfn_drv_init)
        }
        /* strcpy(dev_ctx->device.bus_id, dev_ctx->device_obj.name); */
        dev_set_name(&dev_ctx->device, "vmbus_0_0");
-       memcpy(&dev_ctx->class_id, &dev_ctx->device_obj.deviceType, sizeof(struct hv_guid));
-       memcpy(&dev_ctx->device_id, &dev_ctx->device_obj.deviceInstance, sizeof(struct hv_guid));
+       memcpy(&dev_ctx->class_id, &dev_ctx->device_obj.deviceType,
+               sizeof(struct hv_guid));
+       memcpy(&dev_ctx->device_id, &dev_ctx->device_obj.deviceInstance,
+               sizeof(struct hv_guid));
 
        /* No need to bind a driver to the root device. */
        dev_ctx->device.parent = NULL;
-       dev_ctx->device.bus = &vmbus_drv_ctx->bus; /* NULL; vmbus_remove() does not get invoked */
+       /* NULL; vmbus_remove() does not get invoked */
+       dev_ctx->device.bus = &vmbus_drv_ctx->bus;
 
        /* Setup the device dispatch table */
        dev_ctx->device.release = vmbus_bus_release;
 
        /* Setup the bus as root device */
        ret = device_register(&dev_ctx->device);
-       if (ret)
-       {
-               DPRINT_ERR(VMBUS_DRV, "ERROR - Unable to register vmbus root device");
+       if (ret) {
+               DPRINT_ERR(VMBUS_DRV,
+                          "ERROR - Unable to register vmbus root device");
 
                free_irq(vmbus_irq, NULL);
                bus_unregister(&vmbus_drv_ctx->bus);
@@ -436,20 +358,17 @@ cleanup:
        return ret;
 }
 
-
-/*++
-
-Name:  vmbus_bus_exit()
-
-Desc:  Terminate the vmbus driver. This routine is opposite of vmbus_bus_init()
-
---*/
+/**
+ * vmbus_bus_exit - Terminate the vmbus driver.
+ *
+ * This routine is opposite of vmbus_bus_init()
+ */
 static void vmbus_bus_exit(void)
 {
        struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
-       struct vmbus_driver_context *vmbus_drv_ctx=&g_vmbus_drv;
+       struct vmbus_driver_context *vmbus_drv_ctx = &g_vmbus_drv;
 
-       struct device_context *dev_ctx=&g_vmbus_drv.device_ctx;
+       struct device_context *dev_ctx = &g_vmbus_drv.device_ctx;
 
        DPRINT_ENTER(VMBUS_DRV);
 
@@ -475,21 +394,18 @@ static void vmbus_bus_exit(void)
        return;
 }
 
-/*++
-
-Name:  vmbus_child_driver_register()
-
-Desc:  Register a vmbus's child driver
-
---*/
-int vmbus_child_driver_register(struct driver_context* driver_ctx)
+/**
+ * vmbus_child_driver_register - Register a vmbus's child driver
+ */
+int vmbus_child_driver_register(struct driver_context *driver_ctx)
 {
        struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
        int ret;
 
        DPRINT_ENTER(VMBUS_DRV);
 
-       DPRINT_INFO(VMBUS_DRV, "child driver (%p) registering - name %s", driver_ctx, driver_ctx->driver.name);
+       DPRINT_INFO(VMBUS_DRV, "child driver (%p) registering - name %s",
+                   driver_ctx, driver_ctx->driver.name);
 
        /* The child driver on this vmbus */
        driver_ctx->driver.bus = &g_vmbus_drv.bus;
@@ -502,21 +418,17 @@ int vmbus_child_driver_register(struct driver_context* driver_ctx)
 
        return ret;
 }
-
 EXPORT_SYMBOL(vmbus_child_driver_register);
 
-/*++
-
-Name:  vmbus_child_driver_unregister()
-
-Desc:  Unregister a vmbus's child driver
-
---*/
-void vmbus_child_driver_unregister(struct driver_context* driver_ctx)
+/**
+ * vmbus_child_driver_unregister Unregister a vmbus's child driver
+ */
+void vmbus_child_driver_unregister(struct driver_context *driver_ctx)
 {
        DPRINT_ENTER(VMBUS_DRV);
 
-       DPRINT_INFO(VMBUS_DRV, "child driver (%p) unregistering - name %s", driver_ctx, driver_ctx->driver.name);
+       DPRINT_INFO(VMBUS_DRV, "child driver (%p) unregistering - name %s",
+                   driver_ctx, driver_ctx->driver.name);
 
        driver_unregister(&driver_ctx->driver);
 
@@ -524,47 +436,37 @@ void vmbus_child_driver_unregister(struct driver_context* driver_ctx)
 
        DPRINT_EXIT(VMBUS_DRV);
 }
-
 EXPORT_SYMBOL(vmbus_child_driver_unregister);
 
-/*++
-
-Name:  vmbus_get_interface()
-
-Desc:  Get the vmbus channel interface. This is invoked by child/client driver that sits
-               above vmbus
---*/
+/**
+ * vmbus_get_interface - Get the vmbus channel interface.
+ *
+ * This is invoked by child/client driver that sits above vmbus
+ */
 void vmbus_get_interface(struct vmbus_channel_interface *interface)
 {
        struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 
        vmbus_drv_obj->GetChannelInterface(interface);
 }
-
 EXPORT_SYMBOL(vmbus_get_interface);
 
-
-/*++
-
-Name:  vmbus_child_device_get_info()
-
-Desc:  Get the vmbus child device info. This is invoked to display various device attributes in sysfs.
---*/
-static void vmbus_child_device_get_info(struct hv_device *device_obj, struct hv_device_info *device_info)
+/**
+ * vmbus_child_device_get_info - Get the vmbus child device info.
+ *
+ * This is invoked to display various device attributes in sysfs.
+ */
+static void vmbus_child_device_get_info(struct hv_device *device_obj,
+                                       struct hv_device_info *device_info)
 {
        struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 
        vmbus_drv_obj->GetChannelInfo(device_obj, device_info);
 }
 
-
-/*++
-
-Name:  vmbus_child_device_create()
-
-Desc:  Creates and registers a new child device on the vmbus.
-
---*/
+/**
+ * vmbus_child_device_create - Creates and registers a new child device on the vmbus.
+ */
 static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
                                                   struct hv_guid *instance,
                                                   void *context)
@@ -576,31 +478,38 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
 
        /* Allocate the new child device */
        child_device_ctx = kzalloc(sizeof(struct device_context), GFP_KERNEL);
-       if (!child_device_ctx)
-       {
-               DPRINT_ERR(VMBUS_DRV, "unable to allocate device_context for child device");
+       if (!child_device_ctx) {
+               DPRINT_ERR(VMBUS_DRV,
+                       "unable to allocate device_context for child device");
                DPRINT_EXIT(VMBUS_DRV);
 
                return NULL;
        }
 
        DPRINT_DBG(VMBUS_DRV, "child device (%p) allocated - "
-               "type {%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x},"
-               "id {%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}",
+               "type {%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+               "%02x%02x%02x%02x%02x%02x%02x%02x},"
+               "id {%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+               "%02x%02x%02x%02x%02x%02x%02x%02x}",
                &child_device_ctx->device,
                type->data[3], type->data[2], type->data[1], type->data[0],
                type->data[5], type->data[4], type->data[7], type->data[6],
                type->data[8], type->data[9], type->data[10], type->data[11],
                type->data[12], type->data[13], type->data[14], type->data[15],
-               instance->data[3], instance->data[2], instance->data[1], instance->data[0],
-               instance->data[5], instance->data[4], instance->data[7], instance->data[6],
-               instance->data[8], instance->data[9], instance->data[10], instance->data[11],
-               instance->data[12], instance->data[13], instance->data[14], instance->data[15]);
+               instance->data[3], instance->data[2],
+               instance->data[1], instance->data[0],
+               instance->data[5], instance->data[4],
+               instance->data[7], instance->data[6],
+               instance->data[8], instance->data[9],
+               instance->data[10], instance->data[11],
+               instance->data[12], instance->data[13],
+               instance->data[14], instance->data[15]);
 
        child_device_obj = &child_device_ctx->device_obj;
        child_device_obj->context = context;
        memcpy(&child_device_obj->deviceType, &type, sizeof(struct hv_guid));
-       memcpy(&child_device_obj->deviceInstance, &instance, sizeof(struct hv_guid));
+       memcpy(&child_device_obj->deviceInstance, &instance,
+              sizeof(struct hv_guid));
 
        memcpy(&child_device_ctx->class_id, &type, sizeof(struct hv_guid));
        memcpy(&child_device_ctx->device_id, &instance, sizeof(struct hv_guid));
@@ -610,53 +519,59 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
        return child_device_obj;
 }
 
-/*++
-
-Name:  vmbus_child_device_register()
-
-Desc:  Register the child device on the specified bus
-
---*/
-static int vmbus_child_device_register(struct hv_device *root_device_obj, struct hv_device *child_device_obj)
+/**
+ * vmbus_child_device_register - Register the child device on the specified bus
+ */
+static int vmbus_child_device_register(struct hv_device *root_device_obj,
+                                      struct hv_device *child_device_obj)
 {
-       int ret=0;
-       struct device_context *root_device_ctx = to_device_context(root_device_obj);
-       struct device_context *child_device_ctx = to_device_context(child_device_obj);
+       int ret = 0;
+       struct device_context *root_device_ctx =
+                               to_device_context(root_device_obj);
+       struct device_context *child_device_ctx =
+                               to_device_context(child_device_obj);
        static atomic_t device_num = ATOMIC_INIT(0);
 
        DPRINT_ENTER(VMBUS_DRV);
 
-       DPRINT_DBG(VMBUS_DRV, "child device (%p) registering", child_device_ctx);
+       DPRINT_DBG(VMBUS_DRV, "child device (%p) registering",
+                  child_device_ctx);
 
        /* Make sure we are not registered already */
-
-       if (strlen(dev_name(&child_device_ctx->device)) != 0)
-       {
-               DPRINT_ERR(VMBUS_DRV, "child device (%p) already registered - busid %s", child_device_ctx, dev_name(&child_device_ctx->device));
+       if (strlen(dev_name(&child_device_ctx->device)) != 0) {
+               DPRINT_ERR(VMBUS_DRV,
+                          "child device (%p) already registered - busid %s",
+                          child_device_ctx,
+                          dev_name(&child_device_ctx->device));
 
                ret = -1;
                goto Cleanup;
        }
 
        /* Set the device bus id. Otherwise, device_register()will fail. */
-       dev_set_name(&child_device_ctx->device, "vmbus_0_%d", atomic_inc_return(&device_num));
+       dev_set_name(&child_device_ctx->device, "vmbus_0_%d",
+                    atomic_inc_return(&device_num));
 
        /* The new device belongs to this bus */
        child_device_ctx->device.bus = &g_vmbus_drv.bus; /* device->dev.bus; */
        child_device_ctx->device.parent = &root_device_ctx->device;
        child_device_ctx->device.release = vmbus_device_release;
 
-       /* Register with the LDM. This will kick off the driver/device binding...which will */
-       /* eventually call vmbus_match() and vmbus_probe() */
+       /*
+        * Register with the LDM. This will kick off the driver/device
+        * binding...which will eventually call vmbus_match() and vmbus_probe()
+        */
        ret = device_register(&child_device_ctx->device);
 
        /* vmbus_probe() error does not get propergate to device_register(). */
        ret = child_device_ctx->probe_error;
 
        if (ret)
-               DPRINT_ERR(VMBUS_DRV, "unable to register child device (%p)", &child_device_ctx->device);
+               DPRINT_ERR(VMBUS_DRV, "unable to register child device (%p)",
+                          &child_device_ctx->device);
        else
-               DPRINT_INFO(VMBUS_DRV, "child device (%p) registered", &child_device_ctx->device);
+               DPRINT_INFO(VMBUS_DRV, "child device (%p) registered",
+                           &child_device_ctx->device);
 
 Cleanup:
        DPRINT_EXIT(VMBUS_DRV);
@@ -664,38 +579,33 @@ Cleanup:
        return ret;
 }
 
-/*++
-
-Name:  vmbus_child_device_unregister()
-
-Desc:  Remove the specified child device from the vmbus.
-
---*/
+/**
+ * vmbus_child_device_unregister - Remove the specified child device from the vmbus.
+ */
 static void vmbus_child_device_unregister(struct hv_device *device_obj)
 {
        struct device_context *device_ctx = to_device_context(device_obj);
 
        DPRINT_ENTER(VMBUS_DRV);
 
-       DPRINT_INFO(VMBUS_DRV, "unregistering child device (%p)", &device_ctx->device);
+       DPRINT_INFO(VMBUS_DRV, "unregistering child device (%p)",
+                   &device_ctx->device);
 
-       /* Kick off the process of unregistering the device. */
-       /* This will call vmbus_remove() and eventually vmbus_device_release() */
+       /*
+        * Kick off the process of unregistering the device.
+        * This will call vmbus_remove() and eventually vmbus_device_release()
+        */
        device_unregister(&device_ctx->device);
 
-       DPRINT_INFO(VMBUS_DRV, "child device (%p) unregistered", &device_ctx->device);
+       DPRINT_INFO(VMBUS_DRV, "child device (%p) unregistered",
+                   &device_ctx->device);
 
        DPRINT_EXIT(VMBUS_DRV);
 }
 
-
-/*++
-
-Name:  vmbus_child_device_destroy()
-
-Desc:  Destroy the specified child device on the vmbus.
-
---*/
+/**
+ * vmbus_child_device_destroy - Destroy the specified child device on the vmbus.
+ */
 static void vmbus_child_device_destroy(struct hv_device *device_obj)
 {
        DPRINT_ENTER(VMBUS_DRV);
@@ -703,66 +613,83 @@ static void vmbus_child_device_destroy(struct hv_device *device_obj)
        DPRINT_EXIT(VMBUS_DRV);
 }
 
-/*++
-
-Name:  vmbus_uevent()
-
-Desc:  This routine is invoked when a device is added or removed on the vmbus to generate a uevent to udev in the
-               userspace. The udev will then look at its rule and the uevent generated here to load the appropriate driver
-
---*/
+/**
+ * vmbus_uevent - add uevent for our device
+ *
+ * This routine is invoked when a device is added or removed on the vmbus to
+ * generate a uevent to udev in the userspace. The udev will then look at its
+ * rule and the uevent generated here to load the appropriate driver
+ */
 static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
 {
        struct device_context *device_ctx = device_to_device_context(device);
-       int i=0;
-       int len=0;
+       int i = 0;
+       int len = 0;
        int ret;
 
        DPRINT_ENTER(VMBUS_DRV);
 
-       DPRINT_INFO(VMBUS_DRV, "generating uevent - VMBUS_DEVICE_CLASS_GUID={%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}",
-               device_ctx->class_id.data[3], device_ctx->class_id.data[2],
-               device_ctx->class_id.data[1], device_ctx->class_id.data[0],
-               device_ctx->class_id.data[5], device_ctx->class_id.data[4],
-               device_ctx->class_id.data[7], device_ctx->class_id.data[6],
-               device_ctx->class_id.data[8], device_ctx->class_id.data[9],
-               device_ctx->class_id.data[10], device_ctx->class_id.data[11],
-               device_ctx->class_id.data[12], device_ctx->class_id.data[13],
-               device_ctx->class_id.data[14], device_ctx->class_id.data[15]);
+       DPRINT_INFO(VMBUS_DRV, "generating uevent - VMBUS_DEVICE_CLASS_GUID={"
+                   "%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+                   "%02x%02x%02x%02x%02x%02x%02x%02x}",
+                   device_ctx->class_id.data[3], device_ctx->class_id.data[2],
+                   device_ctx->class_id.data[1], device_ctx->class_id.data[0],
+                   device_ctx->class_id.data[5], device_ctx->class_id.data[4],
+                   device_ctx->class_id.data[7], device_ctx->class_id.data[6],
+                   device_ctx->class_id.data[8], device_ctx->class_id.data[9],
+                   device_ctx->class_id.data[10],
+                   device_ctx->class_id.data[11],
+                   device_ctx->class_id.data[12],
+                   device_ctx->class_id.data[13],
+                   device_ctx->class_id.data[14],
+                   device_ctx->class_id.data[15]);
 
        env->envp_idx = i;
        env->buflen = len;
-       ret = add_uevent_var(env,
-               "VMBUS_DEVICE_CLASS_GUID={%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}",
-               device_ctx->class_id.data[3], device_ctx->class_id.data[2],
-               device_ctx->class_id.data[1], device_ctx->class_id.data[0],
-               device_ctx->class_id.data[5], device_ctx->class_id.data[4],
-               device_ctx->class_id.data[7], device_ctx->class_id.data[6],
-               device_ctx->class_id.data[8], device_ctx->class_id.data[9],
-               device_ctx->class_id.data[10], device_ctx->class_id.data[11],
-               device_ctx->class_id.data[12], device_ctx->class_id.data[13],
-               device_ctx->class_id.data[14], device_ctx->class_id.data[15]);
+       ret = add_uevent_var(env, "VMBUS_DEVICE_CLASS_GUID={"
+                            "%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+                            "%02x%02x%02x%02x%02x%02x%02x%02x}",
+                            device_ctx->class_id.data[3],
+                            device_ctx->class_id.data[2],
+                            device_ctx->class_id.data[1],
+                            device_ctx->class_id.data[0],
+                            device_ctx->class_id.data[5],
+                            device_ctx->class_id.data[4],
+                            device_ctx->class_id.data[7],
+                            device_ctx->class_id.data[6],
+                            device_ctx->class_id.data[8],
+                            device_ctx->class_id.data[9],
+                            device_ctx->class_id.data[10],
+                            device_ctx->class_id.data[11],
+                            device_ctx->class_id.data[12],
+                            device_ctx->class_id.data[13],
+                            device_ctx->class_id.data[14],
+                            device_ctx->class_id.data[15]);
 
        if (ret)
-       {
                return ret;
-       }
-
-       ret = add_uevent_var(env,
-               "VMBUS_DEVICE_DEVICE_GUID={%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x%02x%02x}",
-               device_ctx->device_id.data[3], device_ctx->device_id.data[2],
-               device_ctx->device_id.data[1], device_ctx->device_id.data[0],
-               device_ctx->device_id.data[5], device_ctx->device_id.data[4],
-               device_ctx->device_id.data[7], device_ctx->device_id.data[6],
-               device_ctx->device_id.data[8], device_ctx->device_id.data[9],
-               device_ctx->device_id.data[10], device_ctx->device_id.data[11],
-               device_ctx->device_id.data[12], device_ctx->device_id.data[13],
-               device_ctx->device_id.data[14], device_ctx->device_id.data[15]);
 
+       ret = add_uevent_var(env, "VMBUS_DEVICE_DEVICE_GUID={"
+                            "%02x%02x%02x%02x-%02x%02x-%02x%02x-"
+                            "%02x%02x%02x%02x%02x%02x%02x%02x}",
+                            device_ctx->device_id.data[3],
+                            device_ctx->device_id.data[2],
+                            device_ctx->device_id.data[1],
+                            device_ctx->device_id.data[0],
+                            device_ctx->device_id.data[5],
+                            device_ctx->device_id.data[4],
+                            device_ctx->device_id.data[7],
+                            device_ctx->device_id.data[6],
+                            device_ctx->device_id.data[8],
+                            device_ctx->device_id.data[9],
+                            device_ctx->device_id.data[10],
+                            device_ctx->device_id.data[11],
+                            device_ctx->device_id.data[12],
+                            device_ctx->device_id.data[13],
+                            device_ctx->device_id.data[14],
+                            device_ctx->device_id.data[15]);
        if (ret)
-       {
                return ret;
-       }
 
        env->envp[env->envp_idx] = NULL;
 
@@ -771,29 +698,32 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
        return 0;
 }
 
-/*++
-
-Name:  vmbus_match()
-
-Desc:  Attempt to match the specified device to the specified driver
-
---*/
+/**
+ * vmbus_match - Attempt to match the specified device to the specified driver
+ */
 static int vmbus_match(struct device *device, struct device_driver *driver)
 {
-       int match=0;
+       int match = 0;
        struct driver_context *driver_ctx = driver_to_driver_context(driver);
        struct device_context *device_ctx = device_to_device_context(device);
 
        DPRINT_ENTER(VMBUS_DRV);
 
        /* We found our driver ? */
-       if (memcmp(&device_ctx->class_id, &driver_ctx->class_id, sizeof(struct hv_guid)) == 0)
-       {
-               /* !! NOTE: The driver_ctx is not a vmbus_drv_ctx. We typecast it here to access the */
-               /* struct hv_driver field */
-               struct vmbus_driver_context *vmbus_drv_ctx = (struct vmbus_driver_context*)driver_ctx;
+       if (memcmp(&device_ctx->class_id, &driver_ctx->class_id,
+                  sizeof(struct hv_guid)) == 0) {
+               /*
+                * !! NOTE: The driver_ctx is not a vmbus_drv_ctx. We typecast
+                * it here to access the struct hv_driver field
+                */
+               struct vmbus_driver_context *vmbus_drv_ctx =
+                       (struct vmbus_driver_context *)driver_ctx;
+
                device_ctx->device_obj.Driver = &vmbus_drv_ctx->drv_obj.Base;
-               DPRINT_INFO(VMBUS_DRV, "device object (%p) set to driver object (%p)", &device_ctx->device_obj, device_ctx->device_obj.Driver);
+               DPRINT_INFO(VMBUS_DRV,
+                           "device object (%p) set to driver object (%p)",
+                           &device_ctx->device_obj,
+                           device_ctx->device_obj.Driver);
 
                match = 1;
        }
@@ -803,62 +733,58 @@ static int vmbus_match(struct device *device, struct device_driver *driver)
        return match;
 }
 
-
-/*++
-
-Name:  vmbus_probe_failed_cb()
-
-Desc:  Callback when a driver probe failed in vmbus_probe(). We need a callback because
-               we cannot invoked device_unregister() inside vmbus_probe() since vmbus_probe() may be
-               invoked inside device_register() i.e. we cannot call device_unregister() inside
-               device_register()
---*/
+/**
+ * vmbus_probe_failed_cb - Callback when a driver probe failed in vmbus_probe()
+ *
+ * We need a callback because we cannot invoked device_unregister() inside
+ * vmbus_probe() since vmbus_probe() may be invoked inside device_register()
+ * i.e. we cannot call device_unregister() inside device_register()
+ */
 static void vmbus_probe_failed_cb(struct work_struct *context)
 {
-       struct device_context *device_ctx = (struct device_context*)context;
-
+       struct device_context *device_ctx = (struct device_context *)context;
 
        DPRINT_ENTER(VMBUS_DRV);
 
-       /* Kick off the process of unregistering the device. */
-       /* This will call vmbus_remove() and eventually vmbus_device_release() */
+       /*
+        * Kick off the process of unregistering the device.
+        * This will call vmbus_remove() and eventually vmbus_device_release()
+        */
        device_unregister(&device_ctx->device);
 
        /* put_device(&device_ctx->device); */
        DPRINT_EXIT(VMBUS_DRV);
 }
 
-
-/*++
-
-Name:  vmbus_probe()
-
-Desc:  Add the new vmbus's child device
-
---*/
+/**
+ * vmbus_probe - Add the new vmbus's child device
+ */
 static int vmbus_probe(struct device *child_device)
 {
-       int ret=0;
-       struct driver_context *driver_ctx = driver_to_driver_context(child_device->driver);
-       struct device_context *device_ctx = device_to_device_context(child_device);
+       int ret = 0;
+       struct driver_context *driver_ctx =
+                       driver_to_driver_context(child_device->driver);
+       struct device_context *device_ctx =
+                       device_to_device_context(child_device);
 
        DPRINT_ENTER(VMBUS_DRV);
 
        /* Let the specific open-source driver handles the probe if it can */
-       if (driver_ctx->probe)
-       {
+       if (driver_ctx->probe) {
                ret = device_ctx->probe_error = driver_ctx->probe(child_device);
-               if (ret != 0)
-               {
-                       DPRINT_ERR(VMBUS_DRV, "probe() failed for device %s (%p) on driver %s (%d)...", dev_name(child_device), child_device, child_device->driver->name, ret);
-
-                       INIT_WORK(&device_ctx->probe_failed_work_item, vmbus_probe_failed_cb);
+               if (ret != 0) {
+                       DPRINT_ERR(VMBUS_DRV, "probe() failed for device %s "
+                                  "(%p) on driver %s (%d)...",
+                                  dev_name(child_device), child_device,
+                                  child_device->driver->name, ret);
+
+                       INIT_WORK(&device_ctx->probe_failed_work_item,
+                                 vmbus_probe_failed_cb);
                        schedule_work(&device_ctx->probe_failed_work_item);
                }
-       }
-       else
-       {
-               DPRINT_ERR(VMBUS_DRV, "probe() method not set for driver - %s", child_device->driver->name);
+       } else {
+               DPRINT_ERR(VMBUS_DRV, "probe() method not set for driver - %s",
+                          child_device->driver->name);
                ret = -1;
        }
 
@@ -866,61 +792,51 @@ static int vmbus_probe(struct device *child_device)
        return ret;
 }
 
-
-/*++
-
-Name:  vmbus_remove()
-
-Desc:  Remove a vmbus device
-
---*/
+/**
+ * vmbus_remove - Remove a vmbus device
+ */
 static int vmbus_remove(struct device *child_device)
 {
-       int ret=0;
+       int ret;
        struct driver_context *driver_ctx;
 
        DPRINT_ENTER(VMBUS_DRV);
 
        /* Special case root bus device */
-       if (child_device->parent == NULL)
-       {
-               /* No-op since it is statically defined and handle in vmbus_bus_exit() */
+       if (child_device->parent == NULL) {
+               /*
+                * No-op since it is statically defined and handle in
+                * vmbus_bus_exit()
+                */
                DPRINT_EXIT(VMBUS_DRV);
                return 0;
        }
 
-       if (child_device->driver)
-       {
+       if (child_device->driver) {
                driver_ctx = driver_to_driver_context(child_device->driver);
 
-               /* Let the specific open-source driver handles the removal if it can */
-               if (driver_ctx->remove)
-               {
+               /*
+                * Let the specific open-source driver handles the removal if
+                * it can
+                */
+               if (driver_ctx->remove) {
                        ret = driver_ctx->remove(child_device);
-               }
-               else
-               {
-                       DPRINT_ERR(VMBUS_DRV, "remove() method not set for driver - %s", child_device->driver->name);
+               } else {
+                       DPRINT_ERR(VMBUS_DRV,
+                                  "remove() method not set for driver - %s",
+                                  child_device->driver->name);
                        ret = -1;
                }
        }
-       else
-       {
-
-       }
 
        DPRINT_EXIT(VMBUS_DRV);
 
        return 0;
 }
 
-/*++
-
-Name:  vmbus_shutdown()
-
-Desc:  Shutdown a vmbus device
-
---*/
+/**
+ * vmbus_shutdown - Shutdown a vmbus device
+ */
 static void vmbus_shutdown(struct device *child_device)
 {
        struct driver_context *driver_ctx;
@@ -928,16 +844,17 @@ static void vmbus_shutdown(struct device *child_device)
        DPRINT_ENTER(VMBUS_DRV);
 
        /* Special case root bus device */
-       if (child_device->parent == NULL)
-       {
-               /* No-op since it is statically defined and handle in vmbus_bus_exit() */
+       if (child_device->parent == NULL) {
+               /*
+                * No-op since it is statically defined and handle in
+                * vmbus_bus_exit()
+                */
                DPRINT_EXIT(VMBUS_DRV);
                return;
        }
 
        /* The device may not be attached yet */
-       if (!child_device->driver)
-       {
+       if (!child_device->driver) {
                DPRINT_EXIT(VMBUS_DRV);
                return;
        }
@@ -946,22 +863,16 @@ static void vmbus_shutdown(struct device *child_device)
 
        /* Let the specific open-source driver handles the removal if it can */
        if (driver_ctx->shutdown)
-       {
                driver_ctx->shutdown(child_device);
-       }
 
        DPRINT_EXIT(VMBUS_DRV);
 
        return;
 }
 
-/*++
-
-Name:  vmbus_bus_release()
-
-Desc:  Final callback release of the vmbus root device
-
---*/
+/**
+ * vmbus_bus_release - Final callback release of the vmbus root device
+ */
 static void vmbus_bus_release(struct device *device)
 {
        DPRINT_ENTER(VMBUS_DRV);
@@ -973,13 +884,9 @@ static void vmbus_bus_release(struct device *device)
        DPRINT_EXIT(VMBUS_DRV);
 }
 
-/*++
-
-Name:  vmbus_device_release()
-
-Desc:  Final callback release of the vmbus child device
-
---*/
+/**
+ * vmbus_device_release - Final callback release of the vmbus child device
+ */
 static void vmbus_device_release(struct device *device)
 {
        struct device_context *device_ctx = device_to_device_context(device);
@@ -990,19 +897,14 @@ static void vmbus_device_release(struct device *device)
        kfree(device_ctx);
 
        /* !!DO NOT REFERENCE device_ctx anymore at this point!! */
-
        DPRINT_EXIT(VMBUS_DRV);
 
        return;
 }
 
-/*++
-
-Name:  vmbus_msg_dpc()
-
-Desc:  Tasklet routine to handle hypervisor messages
-
---*/
+/**
+ * vmbus_msg_dpc - Tasklet routine to handle hypervisor messages
+ */
 static void vmbus_msg_dpc(unsigned long data)
 {
        struct vmbus_driver *vmbus_drv_obj = (struct vmbus_driver *)data;
@@ -1017,13 +919,9 @@ static void vmbus_msg_dpc(unsigned long data)
        DPRINT_EXIT(VMBUS_DRV);
 }
 
-/*++
-
-Name:  vmbus_msg_dpc()
-
-Desc:  Tasklet routine to handle hypervisor events
-
---*/
+/**
+ * vmbus_msg_dpc - Tasklet routine to handle hypervisor events
+ */
 static void vmbus_event_dpc(unsigned long data)
 {
        struct vmbus_driver *vmbus_drv_obj = (struct vmbus_driver *)data;
@@ -1038,17 +936,10 @@ static void vmbus_event_dpc(unsigned long data)
        DPRINT_EXIT(VMBUS_DRV);
 }
 
-/*++
-
-Name:  vmbus_msg_dpc()
-
-Desc:  ISR routine
-
---*/
-static irqreturn_t vmbus_isr(int irq, void* dev_id)
+static irqreturn_t vmbus_isr(int irq, void *dev_id)
 {
-       int ret=0;
        struct vmbus_driver *vmbus_driver_obj = &g_vmbus_drv.drv_obj;
+       int ret;
 
        DPRINT_ENTER(VMBUS_DRV);
 
@@ -1058,48 +949,31 @@ static irqreturn_t vmbus_isr(int irq, void* dev_id)
        ret = vmbus_driver_obj->OnIsr(&vmbus_driver_obj->Base);
 
        /* Schedules a dpc if necessary */
-       if (ret > 0)
-       {
-               if (test_bit(0, (unsigned long*)&ret))
-               {
+       if (ret > 0) {
+               if (test_bit(0, (unsigned long *)&ret))
                        tasklet_schedule(&g_vmbus_drv.msg_dpc);
-               }
 
-               if (test_bit(1, (unsigned long*)&ret))
-               {
+               if (test_bit(1, (unsigned long *)&ret))
                        tasklet_schedule(&g_vmbus_drv.event_dpc);
-               }
 
                DPRINT_EXIT(VMBUS_DRV);
                return IRQ_HANDLED;
-       }
-       else
-       {
+       } else {
                DPRINT_EXIT(VMBUS_DRV);
                return IRQ_NONE;
        }
 }
 
-MODULE_LICENSE("GPL");
-
-
-/*++
-
-Name:  vmbus_init()
-
-Desc:  Main vmbus driver entry routine
-
---*/
 static int __init vmbus_init(void)
 {
-       int ret=0;
+       int ret = 0;
 
        DPRINT_ENTER(VMBUS_DRV);
 
        DPRINT_INFO(VMBUS_DRV,
                "Vmbus initializing.... current log level 0x%x (%x,%x)",
                vmbus_loglevel, HIWORD(vmbus_loglevel), LOWORD(vmbus_loglevel));
-/* Todo: it is used for loglevel, to be ported to new kernel. */
+       /* Todo: it is used for loglevel, to be ported to new kernel. */
 
        ret = vmbus_bus_init(VmbusInitialize);
 
@@ -1107,29 +981,19 @@ static int __init vmbus_init(void)
        return ret;
 }
 
-
-
-/*++
-
-Name:  vmbus_init()
-
-Desc:  Main vmbus driver exit routine
-
---*/
 static void __exit vmbus_exit(void)
 {
        DPRINT_ENTER(VMBUS_DRV);
 
        vmbus_bus_exit();
-/* Todo: it is used for loglevel, to be ported to new kernel. */
+       /* Todo: it is used for loglevel, to be ported to new kernel. */
        DPRINT_EXIT(VMBUS_DRV);
-
        return;
 }
 
+MODULE_LICENSE("GPL");
 module_param(vmbus_irq, int, S_IRUGO);
 module_param(vmbus_loglevel, int, S_IRUGO);
 
 module_init(vmbus_init);
 module_exit(vmbus_exit);
-/* eof */