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libata: Add 32bit PIO support
authorAlan Cox <alan@redhat.com>
Mon, 5 Jan 2009 14:16:39 +0000 (14:16 +0000)
committerJeff Garzik <jgarzik@redhat.com>
Thu, 8 Jan 2009 21:34:27 +0000 (16:34 -0500)
This matters for some controllers and in one or two cases almost doubles
PIO performance. Add a bmdma32 operations set we can inherit and activate
it for some controllers

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

No differences found
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