From: Stephen Hemminger Date: Wed, 11 Apr 2007 21:48:01 +0000 (-0700) Subject: sky2: EC-U performance and jumbo support X-Git-Tag: v2.6.21~49 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b628ed986d681c708aec64418c2c7f6a6b715855;p=pandora-kernel.git sky2: EC-U performance and jumbo support The Yukon EC Ultra chips have transmit settings for store and forward and PCI buffering. By setting these appropriately, normal performance goes from 750Mbytes/sec to 940Mbytes/sec (non-jumbo). It is also possible to do Jumbo mode, but it means turning off TSO and checksum offload so the performance gets worse. There isn't enough buffering for checksum offload to work. Signed-off-by: Stephen Hemminger Signed-off-by: Jeff Garzik --- Reading git-diff-tree failed