cleanup only.

setup_arch(), doesn't care care if ACPI initialization succeeded
or failed, so delete acpi_boot_table_init()'s return value.

Signed-off-by: Len Brown <len.brown@intel.com>

Introduce kernel parameter acpi_sleep=sci_force_enable

some laptop requires SCI_EN being set directly on resume,
or else they hung somewhere in the resume code path.

We already have a blacklist for these laptops but we still need
this option, especially when debugging some suspend/resume problems,
in case there are systems that need this workaround and are not yet
in the blacklist.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Len Brown <len.brown@intel.com>

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

v2->v1:
.improve debug info as suggedted by Bjorn,Kenji
.API is using uuid string as suggested by Alexey

Add an API to execute _OSC. A lot of devices can have this method, so add a
generic API.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

acpi_check_resource_conflict() doesn't change the resource
it operates on, so the res parameter can be marked const.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Len Brown <len.brown@intel.com>

Conflicts:
	drivers/pci/dmar.c

Signed-off-by: Len Brown <len.brown@intel.com>

acpi_osi_setup() does not depend on CONFIG_DMI
acpi_dmi_osi_linux()'s definition doesn't depend on CONFIG_DMI either

Signed-off-by: Len Brown <len.brown@intel.com>

users of acpi.h that need dmi.h should include it directly.

Signed-off-by: Len Brown <len.brown@intel.com>