The subject line says it all. Signed-off-by: K. Y. Srinivasan <[email protected]> Signed-off-by: Haiyang Zhang <[email protected]> Signed-off-by: Abhishek Kane <[email protected]> Signed-off-by: Hank Janssen <[email protected]> --- include/linux/hyperv.h | 89 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 89 insertions(+), 0 deletions(-)
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index ce27244..d13d72a 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -21,3 +21,92 @@ * K. Y. Srinivasan <[email protected]> * */ + +#ifndef _HYPERV_H +#define _HYPERV_H + +#include "channel_mgmt.h" + +/* The format must be the same as struct vmdata_gpa_direct */ +struct vmbus_channel_packet_page_buffer { + u16 type; + u16 dataoffset8; + u16 length8; + u16 flags; + u64 transactionid; + u32 reserved; + u32 rangecount; + struct hv_page_buffer range[MAX_PAGE_BUFFER_COUNT]; +} __packed; + +/* The format must be the same as struct vmdata_gpa_direct */ +struct vmbus_channel_packet_multipage_buffer { + u16 type; + u16 dataoffset8; + u16 length8; + u16 flags; + u64 transactionid; + u32 reserved; + u32 rangecount; /* Always 1 in this case */ + struct hv_multipage_buffer range; +} __packed; + + +extern int vmbus_open(struct vmbus_channel *channel, + u32 send_ringbuffersize, + u32 recv_ringbuffersize, + void *userdata, + u32 userdatalen, + void(*onchannel_callback)(void *context), + void *context); + +extern void vmbus_close(struct vmbus_channel *channel); + +extern int vmbus_sendpacket(struct vmbus_channel *channel, + const void *buffer, + u32 bufferLen, + u64 requestid, + enum vmbus_packet_type type, + u32 flags); + +extern int vmbus_sendpacket_pagebuffer(struct vmbus_channel *channel, + struct hv_page_buffer pagebuffers[], + u32 pagecount, + void *buffer, + u32 bufferlen, + u64 requestid); + +extern int vmbus_sendpacket_multipagebuffer(struct vmbus_channel *channel, + struct hv_multipage_buffer *mpb, + void *buffer, + u32 bufferlen, + u64 requestid); + +extern int vmbus_establish_gpadl(struct vmbus_channel *channel, + void *kbuffer, + u32 size, + u32 *gpadl_handle); + +extern int vmbus_teardown_gpadl(struct vmbus_channel *channel, + u32 gpadl_handle); + +extern int vmbus_recvpacket(struct vmbus_channel *channel, + void *buffer, + u32 bufferlen, + u32 *buffer_actual_len, + u64 *requestid); + +extern int vmbus_recvpacket_raw(struct vmbus_channel *channel, + void *buffer, + u32 bufferlen, + u32 *buffer_actual_len, + u64 *requestid); + +extern void vmbus_onchannel_event(struct vmbus_channel *channel); + +extern void vmbus_get_debug_info(struct vmbus_channel *channel, + struct vmbus_channel_debug_info *debug); + +extern void vmbus_ontimer(unsigned long data); + +#endif /* _HYPERV_H_ */ -- 1.7.4.1 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
