From ad71c96213a68dfe6d761e3ff7ac7ac267fd612a Mon Sep 17 00:00:00 2001 From: Matthew Garrett Date: Fri, 3 Feb 2012 10:18:13 -0500 Subject: PCI: pcie: Add support for setting default ASPM policy Distributions may wish to provide different defaults for PCIE ASPM depending on their target audience. Provide a configuration option for choosing the default policy. Signed-off-by: Matthew Garrett Signed-off-by: Jesse Barnes --- drivers/pci/pcie/Kconfig | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'drivers/pci/pcie/Kconfig') diff --git a/drivers/pci/pcie/Kconfig b/drivers/pci/pcie/Kconfig index 72962cc92e0a..6c8bc5809787 100644 --- a/drivers/pci/pcie/Kconfig +++ b/drivers/pci/pcie/Kconfig @@ -55,6 +55,31 @@ config PCIEASPM_DEBUG This enables PCI Express ASPM debug support. It will add per-device interface to control ASPM. +choice + prompt "Default ASPM policy" + default PCIEASPM_DEFAULT + depends on PCIEASPM + +config PCIEASPM_DEFAULT + bool "BIOS default" + depends on PCIEASPM + help + Use the BIOS defaults for PCI Express ASPM. + +config PCIEASPM_POWERSAVE + bool "Powersave" + depends on PCIEASPM + help + Enable PCI Express ASPM L0s and L1 where possible, even if the + BIOS did not. + +config PCIEASPM_PERFORMANCE + bool "Performance" + depends on PCIEASPM + help + Disable PCI Express ASPM L0s and L1, even if the BIOS enabled them. +endchoice + config PCIE_PME def_bool y depends on PCIEPORTBUS && PM_RUNTIME && EXPERIMENTAL && ACPI -- cgit v1.2.3