Commit 20e582e1 authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Rafael J. Wysocki
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Revert "ACPI: processor: idle: fix lockup regression on 32-bit ThinkPad T40" 



This reverts commit bfe55a1f.

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: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Cc: 5.16+ <stable@vger.kernel.org> # 5.16+
Tested-by: default avatarWoody Suwalski <wsuwalski@gmail.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent fc45e55e

drivers/acpi/processor_idle.c

+0 −5
Original line number Diff line number Diff line
@@ -96,11 +96,6 @@ static const struct dmi_system_id processor_power_dmi_table[] = { 
	  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},

	{},

};