#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/sysctl.h>
+#include <linux/pci.h>
+#include <linux/dmi.h>
+#include <linux/slab.h>
+#include "VersionInfo.h"
#include "osd.h"
#include "logging.h"
#include "vmbus.h"
struct tasklet_struct event_dpc;
/* The bus root device */
- struct device_context device_ctx;
+ struct vm_device device_ctx;
};
static int vmbus_match(struct device *device, struct device_driver *driver);
struct device_attribute *dev_attr,
char *buf)
{
- struct device_context *device_ctx = device_to_device_context(dev);
+ struct vm_device *device_ctx = device_to_vm_device(dev);
struct hv_device_info device_info;
memset(&device_info, 0, sizeof(struct hv_device_info));
{
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 vm_device *dev_ctx = &g_vmbus_drv.device_ctx;
int ret;
unsigned int vector;
DPRINT_INFO(VMBUS_DRV, "irq 0x%x vector 0x%x", vmbus_irq, vector);
/* Call to bus driver to add the root device */
- memset(dev_ctx, 0, sizeof(struct device_context));
+ memset(dev_ctx, 0, sizeof(struct vm_device));
ret = vmbus_drv_obj->Base.OnDeviceAdd(&dev_ctx->device_obj, &vector);
if (ret != 0) {
struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
struct vmbus_driver_context *vmbus_drv_ctx = &g_vmbus_drv;
- struct device_context *dev_ctx = &g_vmbus_drv.device_ctx;
+ struct vm_device *dev_ctx = &g_vmbus_drv.device_ctx;
DPRINT_ENTER(VMBUS_DRV);
struct hv_guid *instance,
void *context)
{
- struct device_context *child_device_ctx;
+ struct vm_device *child_device_ctx;
struct hv_device *child_device_obj;
DPRINT_ENTER(VMBUS_DRV);
/* Allocate the new child device */
- child_device_ctx = kzalloc(sizeof(struct device_context), GFP_KERNEL);
+ child_device_ctx = kzalloc(sizeof(struct vm_device), GFP_KERNEL);
if (!child_device_ctx) {
DPRINT_ERR(VMBUS_DRV,
"unable to allocate device_context for child device");
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);
+ struct vm_device *root_device_ctx =
+ to_vm_device(root_device_obj);
+ struct vm_device *child_device_ctx =
+ to_vm_device(child_device_obj);
static atomic_t device_num = ATOMIC_INIT(0);
DPRINT_ENTER(VMBUS_DRV);
*/
static void vmbus_child_device_unregister(struct hv_device *device_obj)
{
- struct device_context *device_ctx = to_device_context(device_obj);
+ struct vm_device *device_ctx = to_vm_device(device_obj);
DPRINT_ENTER(VMBUS_DRV);
*/
static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
{
- struct device_context *device_ctx = device_to_device_context(device);
+ struct vm_device *device_ctx = device_to_vm_device(device);
int ret;
DPRINT_ENTER(VMBUS_DRV);
{
int match = 0;
struct driver_context *driver_ctx = driver_to_driver_context(driver);
- struct device_context *device_ctx = device_to_device_context(device);
+ struct vm_device *device_ctx = device_to_vm_device(device);
DPRINT_ENTER(VMBUS_DRV);
*/
static void vmbus_probe_failed_cb(struct work_struct *context)
{
- struct device_context *device_ctx = (struct device_context *)context;
+ struct vm_device *device_ctx = (struct vm_device *)context;
DPRINT_ENTER(VMBUS_DRV);
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);
+ struct vm_device *device_ctx =
+ device_to_vm_device(child_device);
DPRINT_ENTER(VMBUS_DRV);
*/
static void vmbus_device_release(struct device *device)
{
- struct device_context *device_ctx = device_to_device_context(device);
+ struct vm_device *device_ctx = device_to_vm_device(device);
DPRINT_ENTER(VMBUS_DRV);
}
}
+static struct dmi_system_id __initdata microsoft_hv_dmi_table[] = {
+ {
+ .ident = "Hyper-V",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
+ DMI_MATCH(DMI_BOARD_NAME, "Virtual Machine"),
+ },
+ },
+ { },
+};
+MODULE_DEVICE_TABLE(dmi, microsoft_hv_dmi_table);
+
static int __init vmbus_init(void)
{
int ret = 0;
vmbus_loglevel, HIWORD(vmbus_loglevel), LOWORD(vmbus_loglevel));
/* Todo: it is used for loglevel, to be ported to new kernel. */
+ if (!dmi_check_system(microsoft_hv_dmi_table))
+ return -ENODEV;
+
ret = vmbus_bus_init(VmbusInitialize);
DPRINT_EXIT(VMBUS_DRV);
return;
}
+/*
+ * We use a PCI table to determine if we should autoload this driver This is
+ * needed by distro tools to determine if the hyperv drivers should be
+ * installed and/or configured. We don't do anything else with the table, but
+ * it needs to be present.
+ */
+const static struct pci_device_id microsoft_hv_pci_table[] = {
+ { PCI_DEVICE(0x1414, 0x5353) }, /* VGA compatible controller */
+ { 0 }
+};
+MODULE_DEVICE_TABLE(pci, microsoft_hv_pci_table);
+
MODULE_LICENSE("GPL");
+MODULE_VERSION(HV_DRV_VERSION);
module_param(vmbus_irq, int, S_IRUGO);
module_param(vmbus_loglevel, int, S_IRUGO);