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64 Commits

Author SHA1 Message Date
Sepherosa Ziehau
7bf5900964 hyperv/vmbus: Factor out macros to do channel packet length conversion. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7194
 2016-07-15 07:35:01 +00:00
Sepherosa Ziehau
a47c066339 hyperv/vmbus: Field rename 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7193
 2016-07-15 07:26:31 +00:00
Sepherosa Ziehau
12140675e8 hyperv/vmbus: Function rename 
And reorder the error prone parameters list.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7191
 2016-07-15 07:16:46 +00:00
Sepherosa Ziehau
4817a5a58d hyperv/vmbus: Cleanup channel sending 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7178
 2016-07-15 07:07:17 +00:00
Sepherosa Ziehau
03055a2cea hyperv/vmbus: Move channel packet types definition to vmbus.h 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7177
 2016-07-15 06:58:21 +00:00
Sepherosa Ziehau
1680fb300c hyperv/vmbus: Move channel packet flags definition to vmbus.h 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7176
 2016-07-15 06:49:45 +00:00
Sepherosa Ziehau
66e132bd0f hyeprv/vmbus: Rework prplist sending. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7175
 2016-07-15 06:40:59 +00:00
Sepherosa Ziehau
6199f16549 hyperv/vmbus: Rework sglist sending. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7156
 2016-07-15 06:29:19 +00:00
Sepherosa Ziehau
d64ec3506d hyperv/vmbus: Redefine channel packet. 
The channel packet header will be shared w/ PRP (physical region page)
list channel packet and SG (scatter gather) list channel packet.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7155
 2016-07-15 06:16:39 +00:00
Sepherosa Ziehau
013c69bf17 hyperv/vmbus: Field rename 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7146
 2016-07-15 06:08:48 +00:00
Sepherosa Ziehau
23eaa43cc8 hyperv/vmbus: Set vcpuid to 0, if MSR_HV_VP_INDEX does not exist. 
Mainly for compatibility.  While I'm here, rename cpuid related
fields in hv_vmbus_channel.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7141
 2016-07-15 05:59:27 +00:00
Sepherosa Ziehau
29bf5462b5 hyperv/vmbus: Busdma-fy channel bufring. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7140
 2016-07-15 05:51:58 +00:00
Sepherosa Ziehau
9ab42c2138 hyperv/vmbus: Add vmbus_chan_gpadl_connect, which takes GPA physaddr 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7139
 2016-07-15 05:40:34 +00:00
Sepherosa Ziehau
b3a6435528 hyperv/vmbus: Use iovec for bufring scatter/gather list. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7134
 2016-07-15 05:29:04 +00:00
Sepherosa Ziehau
9ef6240130 hyperv/vmbus: Function rename 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7129
 2016-07-15 05:06:15 +00:00
Sepherosa Ziehau
7d590c7345 hyperv/vmbus: Merge hv_channel_mgmt.c into hv_channel.c 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7126
 2016-07-15 04:42:08 +00:00
Sepherosa Ziehau
7e70f1cbaf hyperv/vmbus: Sub-channel related fields renaming 
And reorganize comment.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7113
 2016-07-14 08:15:13 +00:00
Sepherosa Ziehau
e480791797 hyperv/vmbus: Fix the racy channel close. 
It is not safe to iterate the sub-channel list w/o lock on the
close path, while it's even more difficult to hold the lock
and iterate the sub-channel list.  We leverage the
vmbua_{get,rel}_subchan() functions to solve this dilemma.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7112
 2016-07-14 07:59:01 +00:00
Sepherosa Ziehau
8c1ac91660 hyperv/vmbus: Nuke the channel open state. 
Channel is either opened or not-opened.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7105
 2016-07-14 06:59:04 +00:00
Sepherosa Ziehau
d805de567f hyperv/vmbus: Get rid of rel{_id,id}, use channel id consistently. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7100
 2016-07-14 06:10:00 +00:00
Sepherosa Ziehau
8c8cf3f2e2 hyperv/vmbus: Reorganize MNF event sending. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7088
 2016-07-13 09:28:46 +00:00
Sepherosa Ziehau
562d480b7d hyperv: Signal event input parameter is shared w/ MNF 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7087
 2016-07-13 09:19:33 +00:00
Sepherosa Ziehau
782b0df476 hyperv/vmbus: Install different task function for batch/non-batch channels 
This avoids bunch of unnecessary checks on hot path and simplifies the
channel processing.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7085
 2016-07-13 08:30:14 +00:00
Sepherosa Ziehau
817c040c3f hyperv/vmbus: Remove unnecessary callback check. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7046
 2016-07-13 06:55:21 +00:00
Sepherosa Ziehau
df1021e7bf hyperv/vmbus: Pack bool field into flags field 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7038
 2016-07-13 06:46:29 +00:00
Sepherosa Ziehau
3b50b13baa hyperv: Get rid of hv_device, which is unnecessary indirection. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7034
 2016-07-13 06:17:15 +00:00
Sepherosa Ziehau
d74e22ed4a hyperv/vmbus: Add flags field into hv_vmbus_channel for MNF indication 
This prepares to remove the unnecessary offer message embedding in
hv_vmbus_channel.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7019
 2016-07-13 04:31:08 +00:00
Sepherosa Ziehau
4ac0a9bf1e hyperv/vmbus: Make subchan index a field of hv_vmbus_channel. 
This prepares to remove the unnecessary offer message embedding in
hv_vmbus_channel.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7015
 2016-07-13 03:35:22 +00:00
Sepherosa Ziehau
2c4888c75b hyperv/vmbus: Make channel id a field of hv_vmbus_channel. 
This prepares to remove the unnecessary offer message embedding in
hv_vmbus_channel.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7014
 2016-07-13 03:24:29 +00:00
Sepherosa Ziehau
e71d17193d hyperv/vmbus: Merge hv_connection.c into hv_channel.c 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D7004
 2016-07-13 03:14:29 +00:00
Sepherosa Ziehau
81e1f05268 hyperv/vmbus: Free sysctl properly upon channel close. 
Prepare for sub-channel re-open.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6977
 2016-07-12 08:28:51 +00:00
Sepherosa Ziehau
3dee05577d hyperv/vmbus: More verbose for GPADL_connect/chan_{rescind,offer} 
Reviewed by:	Dexuan Cui <decui microsoft com>, Hongjiang Zhang <honzhan microsoft com>
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6976
 2016-07-12 08:21:28 +00:00
Sepherosa Ziehau
ee7e313f03 hyperv/vmbus: Move GPADL index into vmbus_softc 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6954
 2016-07-12 07:49:38 +00:00
Sepherosa Ziehau
e44bdd84c9 hyperv/vmbus: Busdma-fy Hypercall signal event input parameter. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6916
 2016-07-12 05:09:07 +00:00
Sepherosa Ziehau
44d03f9a5f hyperv/vmbus: Avoid tx_evtflags setting code duplication. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6915
 2016-07-12 04:58:21 +00:00
Sepherosa Ziehau
e90ec741f9 hyperv/vmbus: Use post message Hypercall APIs for GPA disconnect 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6912
 2016-07-12 03:32:07 +00:00
Sepherosa Ziehau
e9bd7c4417 hyperv/vmbus: Use post message Hypercall APIs for channel close 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6906
 2016-07-12 03:25:36 +00:00
Sepherosa Ziehau
2bf62f9a89 hyperv/vmbus: Use post message Hypercall APIs for GPADL connect. 
This also fixes memory leakge if sub-connect messages are needed.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6878
 2016-07-12 03:19:40 +00:00
Sepherosa Ziehau
df9f40d810 hyperv/vmbus: Remove unnecessary check and unapplied comment 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6877
 2016-07-12 03:14:35 +00:00
Sepherosa Ziehau
fc1208d658 hyperv/vmbus: Use post message Hypercall APIs for channel open 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6876
 2016-07-12 03:09:10 +00:00
Sepherosa Ziehau
3e1c325e63 hyperv/vmbus: Save vmbus softc to channels. 
So that we don't need to access the global vmbus softc.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6863
 2016-07-11 07:54:58 +00:00
Sepherosa Ziehau
51a9a000ee hyperv/vmbus: Change tx_evtflags type to u_long to match vmbus_evtflags 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6745
 2016-06-08 07:47:21 +00:00
Sepherosa Ziehau
6523ab7e00 hyperv/vmbus: Busdma-fy MNF and event flags. 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6744
 2016-06-08 05:34:22 +00:00
Sepherosa Ziehau
95a45414a0 hyperv/vmbus: Move event/message taskqueue/task to vmbus softc 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6520
 2016-05-25 04:59:20 +00:00
Sepherosa Ziehau
008024f2b8 hyperv/vmbus: Reduce the # of event loops by recording event flag count 
Use vmbus softc to save vmbus per-cpu data.  More stuffs will be moved
into vmbus softc.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6403
 2016-05-18 03:19:53 +00:00
Sepherosa Ziehau
677d0d5076 hyperv/vmbus: Mark sysctls MPSAFE 
MFC after:	1 week
Sponsored by:	Microsoft OSTC
 2016-04-27 05:45:14 +00:00
Sepherosa Ziehau
96a8c456f1 hyperv/channel: Git rid of the sub-channel creation callback 
It is no longer used.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
 2016-04-26 05:21:27 +00:00
Sepherosa Ziehau
7cd9b96b7a hyperv: Update copyright to 2016 for the files Microsoft changed in 2016 
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D6039
 2016-04-22 05:01:43 +00:00
Sepherosa Ziehau
aec810d4c5 hyperv/vmbus: Use default mtx for channel message queue 
First of all sema_post() can't be called w/ spinlock, and the channel
message queue processing is not on hot code path, i.e. spinlock is not
necessary.

Submitted by:	Jun Su <junsu microsoft com>
Reviewed by:	sephe, Dexuan Cui <decui microsoft com>
MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D5812
 2016-04-07 05:45:49 +00:00
Sepherosa Ziehau
990aae810b hyperv/chan: Function renaming; no functional change 
The renamed function create a sysctl tree for channel, and many
non-statistics nodes exists, so don't claim it only adds sysctl
nodes for statistics.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
Differential Revision:	https://reviews.freebsd.org/D5503
 2016-03-02 01:33:30 +00:00