From mboxrd@z Thu Jan 1 00:00:00 1970 From: al.stone@linaro.org Subject: [PATCH 08/12] ACPI: in HW reduced mode, getting power latencies from FADT is not allowed Date: Sat, 9 Nov 2013 18:36:18 -0700 Message-ID: <1384047382-20623-9-git-send-email-al.stone@linaro.org> References: <1384047382-20623-1-git-send-email-al.stone@linaro.org> Return-path: Received: from mail-ie0-f179.google.com ([209.85.223.179]:35545 "EHLO mail-ie0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758621Ab3KJBgk (ORCPT ); Sat, 9 Nov 2013 20:36:40 -0500 Received: by mail-ie0-f179.google.com with SMTP id u16so2500208iet.10 for ; Sat, 09 Nov 2013 17:36:39 -0800 (PST) In-Reply-To: <1384047382-20623-1-git-send-email-al.stone@linaro.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: linux-acpi@vger.kernel.org Cc: linaro-acpi@lists.linaro.org, Al Stone , Al Stone From: Al Stone Make sure we are not in HW reduced mode when we rely on the the P_LVL2_LAT or P_LVL3_LAT (c2_latency, c3_latency) values from the FADT. Signed-off-by: Al Stone --- drivers/acpi/processor_idle.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 28079a6..e2bd0bf 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -644,7 +644,7 @@ static int acpi_processor_get_power_info(struct acpi_processor *pr) memset(pr->power.states, 0, sizeof(pr->power.states)); result = acpi_processor_get_power_info_cst(pr); - if (result == -ENODEV) + if (!acpi_gbl_reduced_hardware && (result == -ENODEV)) result = acpi_processor_get_power_info_fadt(pr); if (result) -- 1.8.3.1