https://bugzilla.kernel.org/show_bug.cgi?id=218750
--- Comment #3 from Mario Limonciello (AMD) (mario.limoncie...@amd.com) ---
Yup, try this. If that works I'd say, go ahead and post a patch for Rafael to
review. It's better than a revert.
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index cd84af23f7ea..3da2f075711e 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -488,21 +488,6 @@ static int lps0_device_attach(struct acpi_device *adev,
rev_id = 1;
lps0_dsm_func_mask = validate_dsm(adev->handle,
ACPI_LPS0_DSM_UUID, rev_id,
&lps0_dsm_guid);
- if (lps0_dsm_func_mask > 0 && lps0_dsm_func_mask_microsoft > 0)
{
- unsigned int func_mask;
-
- /*
- * Avoid evaluating the same _DSM function for two
- * different UUIDs and prioritize the MSFT one.
- */
- func_mask = lps0_dsm_func_mask &
lps0_dsm_func_mask_microsoft;
- if (func_mask) {
- acpi_handle_info(adev->handle,
- "Duplicate LPS0 _DSM functions
(mask: 0x%x)\n",
- func_mask);
- lps0_dsm_func_mask &= ~func_mask;
- }
- }
}
if (lps0_dsm_func_mask < 0 && lps0_dsm_func_mask_microsoft < 0)
--
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