Re: [PATCH v2 4/4] toshiba_acpi: Add blacklist for models with hotkey problems
From: Matthew Garrett <mjg59@srcf.ucam.org>
Date: 2012-01-05 18:26:32
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lkml, platform-driver-x86
On Tue, Jan 03, 2012 at 01:02:38PM -0600, Seth Forshee wrote:
Several Satellite models have a buggy implementation of the INFO method that causes ACPI exceptions when executed: ACPI Error: Result stack is empty! State=ffff88012d70f800 (20110413/dswstate-98) ACPI Exception: AE_AML_NO_RETURN_VALUE, Missing or null operand (20110413/dsutils-646) ACPI Exception: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20110413/dsutils-763) ACPI Error: Method parse/execution failed [\_SB_.VALZ.GETE] (Node ffff880131175eb0), AE_AML_NO_RETURN_VALUE (20110413/psparse-536) ACPI Error: Method parse/execution failed [\_SB_.VALZ.INFO] (Node ffff880131175ed8), AE_AML_NO_RETURN_VALUE (20110413/psparse-536) toshiba_acpi: ACPI INFO method execution failed toshiba_acpi: Failed to query hotkey event
Ugh, in several ways. The hotkeys on these machines are presumably supposed to work - do we have any idea what we should be doing? -- Matthew Garrett | mjg59@srcf.ucam.org