From: Rob Herring Date: Mon, 5 Nov 2012 06:22:21 +0000 (+0000) Subject: net: calxedaxgmac: use raw i/o accessors in rx and tx paths X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~45^2~433 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0ec6d343f7bcf9e0944aa9ff65287b987ec00c0f;p=pandora-kernel.git net: calxedaxgmac: use raw i/o accessors in rx and tx paths The standard readl/writel accessors involve a spinlock and cache sync operation on ARM platforms with an outer cache. Only DMA triggering accesses need this, so use the raw variants instead in the critical paths. The relaxed variants would be more appropriate, but don't exist on all arches. Signed-off-by: Rob Herring Signed-off-by: David S. Miller --- Reading git-diff-tree failed