K 10
svn:author
V 3
slm
K 8
svn:date
V 27
2016-05-09T16:42:46.398571Z
K 7
svn:log
V 345
Updates to mpr driver man page.

- Add 3216 and 3224 support.
- Add SSU, chain_alloc_fail, and spinup_wait_time information.
- Clear up some sentences.
- Correct some typos.

Reviewed by:    ken, scottl, ambrisko, asomers, wblock
Approved by:	ken, scottl, ambrisko
MFC after:      1 week
Differential Revision: https://reviews.freebsd.org/D6104

END