diff options
Diffstat (limited to 'drivers/staging/hv/VmbusApi.h')
-rw-r--r-- | drivers/staging/hv/VmbusApi.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/staging/hv/VmbusApi.h b/drivers/staging/hv/VmbusApi.h index d089bb193e7d..4275be3292ce 100644 --- a/drivers/staging/hv/VmbusApi.h +++ b/drivers/staging/hv/VmbusApi.h @@ -84,6 +84,24 @@ struct hv_device_info { struct hv_dev_port_info Outbound; }; +/** + * struct vmbus_channel_interface - Contains member functions for vmbus channel + * @Open: Open the channel + * @Close: Close the channel + * @SendPacket: Send a packet over the channel + * @SendPacketPageBuffer: Send a single page buffer over the channel + * @SendPacketMultiPageBuffer: Send a multiple page buffers + * @RecvPacket: Receive packet + * @RecvPacketRaw: Receive Raw packet + * @EstablishGpadl: Set up GPADL for ringbuffer + * @TeardownGpadl: Teardown GPADL for ringbuffer + * @GetInfo: Get info about the channel + * + * This structure contains function pointer to control vmbus channel + * behavior. None of these functions is externally callable, but they + * are used for normal vmbus channel internal behavior. + * Only used by Hyper-V drivers. + */ struct vmbus_channel_interface { int (*Open)(struct hv_device *Device, u32 SendBufferSize, u32 RecvRingBufferSize, void *UserData, u32 UserDataLen, |