K 10
svn:author
V 8
arybchik
K 8
svn:date
V 27
2016-01-18T06:19:28.872259Z
K 7
svn:log
V 482
sfxge: if supported by firmware, use enhanced SET_MAC command to only configure the MTU

This allows an MTU change to be requested on unpriviliged functions
without also setting all the other parameters supported by MC_CMD_SET_MAC.

The enhanced SET_MAC command was introduced in v4_7 firmware.

Submitted by:   Mark Spender <mspender at solarflare.com>
Sponsored by:   Solarflare Communications, Inc.
MFC after:      2 days
Differential Revision: https://reviews.freebsd.org/D4958

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