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libata-acpi: add ACPI _PSx method
authorShaohua Li <shaohua.li@intel.com>
Fri, 2 Nov 2007 01:32:38 +0000 (09:32 +0800)
committerJeff Garzik <jeff@garzik.org>
Wed, 23 Jan 2008 10:24:09 +0000 (05:24 -0500)
ACPI spec (ver 3.0a, p289) requires IDE power on/off executes ACPI _PSx
methods. As recently most PATA drivers use libata, this patch adds _PSx
method support in libata. ACPI spec doesn't mention if SATA requires the
same _PSx method.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Acked-by: Len Brown <len.brown@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/ata/libata-acpi.c patch | blob | history
drivers/ata/libata-eh.c patch | blob | history
drivers/ata/libata.h patch | blob | history

diff --cc drivers/ata/libata-acpi.c
Simple merge
diff --cc drivers/ata/libata-eh.c
Simple merge
diff --cc drivers/ata/libata.h
Simple merge
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