freebsd-src/sys/dev/sge
Pyun YongHyeon 9c2851d29a Preserve unknown bits of RX MAC control register when driver
programs RX filter configuration. It seems RX MAC control register
is one of key registers to get various offloading features as well
as performance. Blindly clearing unrelated bits can result in
unexpected results.

Tested by:	xclin <xclin <> cs dot nctu dot edu dot tw >
2010-04-29 17:28:07 +00:00
..
if_sge.c Preserve unknown bits of RX MAC control register when driver 2010-04-29 17:28:07 +00:00
if_sgereg.h