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Diffstat (limited to 'drivers/staging/hv/vmbus_api.h')
-rw-r--r--drivers/staging/hv/vmbus_api.h91
1 files changed, 56 insertions, 35 deletions
diff --git a/drivers/staging/hv/vmbus_api.h b/drivers/staging/hv/vmbus_api.h
index 2da3f52610b3..f0d96eba7013 100644
--- a/drivers/staging/hv/vmbus_api.h
+++ b/drivers/staging/hv/vmbus_api.h
@@ -25,6 +25,9 @@
#ifndef _VMBUS_API_H_
#define _VMBUS_API_H_
+#include <linux/device.h>
+#include <linux/workqueue.h>
+
#define MAX_PAGE_BUFFER_COUNT 16
#define MAX_MULTIPAGE_BUFFER_COUNT 32 /* 128K */
@@ -32,17 +35,17 @@
/* Single-page buffer */
struct hv_page_buffer {
- u32 Length;
- u32 Offset;
- u64 Pfn;
+ u32 len;
+ u32 offset;
+ u64 pfn;
};
/* Multiple-page buffer */
struct hv_multipage_buffer {
/* Length and Offset determines the # of pfns in the array */
- u32 Length;
- u32 Offset;
- u64 PfnArray[MAX_MULTIPAGE_BUFFER_COUNT];
+ u32 len;
+ u32 offset;
+ u64 pfn_array[MAX_MULTIPAGE_BUFFER_COUNT];
};
/* 0x18 includes the proprietary packet header */
@@ -59,29 +62,29 @@ struct hv_driver;
struct hv_device;
struct hv_dev_port_info {
- u32 InterruptMask;
- u32 ReadIndex;
- u32 WriteIndex;
- u32 BytesAvailToRead;
- u32 BytesAvailToWrite;
+ u32 int_mask;
+ u32 read_idx;
+ u32 write_idx;
+ u32 bytes_avail_toread;
+ u32 bytes_avail_towrite;
};
struct hv_device_info {
- u32 ChannelId;
- u32 ChannelState;
- struct hv_guid ChannelType;
- struct hv_guid ChannelInstance;
-
- u32 MonitorId;
- u32 ServerMonitorPending;
- u32 ServerMonitorLatency;
- u32 ServerMonitorConnectionId;
- u32 ClientMonitorPending;
- u32 ClientMonitorLatency;
- u32 ClientMonitorConnectionId;
-
- struct hv_dev_port_info Inbound;
- struct hv_dev_port_info Outbound;
+ u32 chn_id;
+ u32 chn_state;
+ struct hv_guid chn_type;
+ struct hv_guid chn_instance;
+
+ u32 monitor_id;
+ u32 server_monitor_pending;
+ u32 server_monitor_latency;
+ u32 server_monitor_conn_id;
+ u32 client_monitor_pending;
+ u32 client_monitor_latency;
+ u32 client_monitor_conn_id;
+
+ struct hv_dev_port_info inbound;
+ struct hv_dev_port_info outbound;
};
/* Base driver object */
@@ -89,30 +92,48 @@ struct hv_driver {
const char *name;
/* the device type supported by this driver */
- struct hv_guid deviceType;
-
- int (*OnDeviceAdd)(struct hv_device *device, void *data);
- int (*OnDeviceRemove)(struct hv_device *device);
- void (*OnCleanup)(struct hv_driver *driver);
+ struct hv_guid dev_type;
+
+ /*
+ * Device type specific drivers (net, blk etc.)
+ * need a mechanism to get a pointer to
+ * device type specific driver structure given
+ * a pointer to the base hyperv driver structure.
+ * The current code solves this problem using
+ * a hack. Support this need explicitly
+ */
+ void *priv;
+
+ struct device_driver driver;
+
+ int (*dev_add)(struct hv_device *device, void *data);
+ int (*dev_rm)(struct hv_device *device);
+ void (*cleanup)(struct hv_driver *driver);
};
/* Base device object */
struct hv_device {
/* the driver for this device */
- struct hv_driver *Driver;
+ struct hv_driver *drv;
char name[64];
+ struct work_struct probe_failed_work_item;
+
+ int probe_error;
+
/* the device type id of this device */
- struct hv_guid deviceType;
+ struct hv_guid dev_type;
/* the device instance id of this device */
- struct hv_guid deviceInstance;
+ struct hv_guid dev_instance;
+
+ struct device device;
struct vmbus_channel *channel;
/* Device extension; */
- void *Extension;
+ void *ext;
};
#endif /* _VMBUS_API_H_ */