From: Ville Syrjälä ville.syrjala@linux.intel.com
commit 20e582e16af24b074e583f9551fad557882a3c9d upstream.
This reverts commit bfe55a1f7fd6bfede16078bf04c6250fbca11588.
This was presumably misdiagnosed as an inability to use C3 at all when I suspect the real problem is just misconfiguration of C3 vs. ARB_DIS.
Signed-off-by: Ville Syrjälä ville.syrjala@linux.intel.com Cc: 5.16+ stable@vger.kernel.org # 5.16+ Tested-by: Woody Suwalski wsuwalski@gmail.com Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/acpi/processor_idle.c | 5 ----- 1 file changed, 5 deletions(-)
--- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -95,11 +95,6 @@ static const struct dmi_system_id proces DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."), DMI_MATCH(DMI_PRODUCT_NAME,"L8400B series Notebook PC")}, (void *)1}, - /* T40 can not handle C3 idle state */ - { set_max_cstate, "IBM ThinkPad T40", { - DMI_MATCH(DMI_SYS_VENDOR, "IBM"), - DMI_MATCH(DMI_PRODUCT_NAME, "23737CU")}, - (void *)2}, {}, };