linux/drivers/pnp
Huang Ying ee85f54371 ACPI/PM: specify lowest allowed state for device sleep state
Lower device sleep state can save more power, but has more exit
latency too.  Sometimes, to satisfy some power QoS and other
requirement, we need to constrain the lowest device sleep state.

In this patch, a parameter to specify lowest allowed state for
acpi_pm_device_sleep_state is added.  So that the caller can enforce
the constraint via the parameter.

This is needed by PCIe D3cold support, where the lowest power state
allowed may be D3_HOT instead of default D3_COLD.

CC: Len Brown <lenb@kernel.org>
CC: linux-acpi@vger.kernel.org
Reviewed-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2012-06-23 10:41:09 -06:00
..
isapnp Merge branch 'pnp' into release 2011-01-12 04:59:44 -05:00
pnpacpi ACPI/PM: specify lowest allowed state for device sleep state 2012-06-23 10:41:09 -06:00
pnpbios Remove all #inclusions of asm/system.h 2012-03-28 18:30:03 +01:00
Kconfig PNP: remove old CONFIG_PNP_DEBUG option 2008-10-10 23:35:33 -04:00
Makefile PNP: Compile all pnp built-in stuff in one module namespace 2010-10-27 02:23:44 -04:00
base.h pnp: only assign IORESOURCE_DMA if CONFIG_ISA_DMA_API is enabled 2011-03-22 17:44:16 -07:00
card.c Fix common misspellings 2011-03-31 11:26:23 -03:00
core.c Merge branch 'pnp' into release 2011-01-12 04:59:44 -05:00
driver.c PNP / ACPI: Use DEVICE_ACPI_HANDLE() for device ACPI handle access 2011-01-11 15:20:40 -05:00
interface.c PNPACPI: add bus number support 2010-03-14 20:08:38 -04:00
manager.c pnp: only assign IORESOURCE_DMA if CONFIG_ISA_DMA_API is enabled 2011-03-22 17:44:16 -07:00
quirks.c PNP: work around Dell 1536/1546 BIOS MMCONFIG bug that breaks USB 2012-01-06 12:11:20 -08:00
resource.c pnp: only assign IORESOURCE_DMA if CONFIG_ISA_DMA_API is enabled 2011-03-22 17:44:16 -07:00
support.c PNPACPI: add bus number support 2010-03-14 20:08:38 -04:00
system.c vsprintf: use %pR, %pr instead of %pRt, %pRf 2009-11-04 13:06:41 -08:00