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Drivers: hv: Move vmbus version definitions to hyperv.h

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To support version specific optimization in various vmbus drivers,
move the vmbus definitions to the public header file.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
K. Y. Srinivasan 2012-12-01 06:46:44 -08:00 committed by Greg Kroah-Hartman
parent 21c3bef5db
commit eafa7072e7
2 changed files with 15 additions and 15 deletions
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15
drivers/hv/connection.c
View File

@ -40,21 +40,6 @@ struct vmbus_connection vmbus_connection = {
.next_gpadl_handle = ATOMIC_INIT(0xE1E10),
};
/*
* VMBUS version is 32 bit entity broken up into
* two 16 bit quantities: major_number. minor_number.
*
* 0 . 13 (Windows Server 2008)
* 1 . 1 (Windows 7)
* 2 . 4 (Windows 8)
*/
#define VERSION_WS2008 ((0 << 16) | (13))
#define VERSION_WIN7 ((1 << 16) | (1))
#define VERSION_WIN8 ((2 << 16) | (4))
#define VERSION_INVAL -1
/*
* Negotiated protocol version with the host.
*/

15
include/linux/hyperv.h
View File

@ -419,6 +419,21 @@ hv_get_ringbuffer_availbytes(struct hv_ring_buffer_info *rbi,
*/
#define HV_DRV_VERSION "3.1"
/*
* VMBUS version is 32 bit entity broken up into
* two 16 bit quantities: major_number. minor_number.
*
* 0 . 13 (Windows Server 2008)
* 1 . 1 (Windows 7)
* 2 . 4 (Windows 8)
*/
#define VERSION_WS2008 ((0 << 16) | (13))
#define VERSION_WIN7 ((1 << 16) | (1))
#define VERSION_WIN8 ((2 << 16) | (4))
#define VERSION_INVAL -1
/* Make maximum size of pipe payload of 16K */
#define MAX_PIPE_DATA_PAYLOAD (sizeof(u8) * 16384)