From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753978Ab2LZSPI (ORCPT ); Wed, 26 Dec 2012 13:15:08 -0500 Received: from mail-wg0-f41.google.com ([74.125.82.41]:41762 "EHLO mail-wg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751897Ab2LZSPG (ORCPT ); Wed, 26 Dec 2012 13:15:06 -0500 X-Greylist: delayed 1380 seconds by postgrey-1.27 at vger.kernel.org; Wed, 26 Dec 2012 13:15:05 EST From: Richard Hartmann To: ibm-acpi-devel@lists.sourceforge.net, ibm-acpi@hmh.eng.br, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Cc: Richard Hartmann Subject: [PATCH] drivers/platform/x86/thinkpad_acpi.c: Handle HKEY event 0x6040 Date: Wed, 26 Dec 2012 18:46:13 +0100 Message-Id: <1356543973-18459-1-git-send-email-richih.mailinglist@gmail.com> X-Mailer: git-send-email 1.7.10.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Handle HKEY event generated on AC power change. The current message asks users to submit data related to this event which leads to a lot of confusion and noise on the mailing list. The following is a list of causes, affected models, and 'message-id' from ibm-acpi-devel@lists.sourceforge.net : AC plug/unplug: X120e - CAAAujb5v9dHdbdxDVvhNJoG4UrZC1TgKqeB_zGpAy7q8kZHMEQ@mail.gmail.com x121e - 20120817143459.GB3462@x1.osrc.amd.com X220 - Confirmed by Richard Hartmann X220i - 4F406274.7070807@gmail.com X220t - 4F489F5B.9040705@cs.tu-berlin.de X230 - CAKx4u7kqvVH0-gstomsiVYdGC0i6=bGxzaQ8sq9gbg76TGme3w@mail.gmail.com T420 - 9c848ee30b006737d0534d906bab0cf6@niklaas-baudet.net T420s - 20120608080824.GS25324@hexapodia.org W520 - 20121008181050.GF2549@ericlaptop.home.christensenplace.us Lid closed/openend: X220 - 4F4124DF.5030205@gmail.com Could not be confirmed by author Signed-off-by: Richard Hartmann --- drivers/platform/x86/thinkpad_acpi.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 75dd651..2645084 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -209,9 +209,8 @@ enum tpacpi_hkey_event_t { TP_HKEY_EV_ALARM_SENSOR_XHOT = 0x6022, /* sensor critically hot */ TP_HKEY_EV_THM_TABLE_CHANGED = 0x6030, /* thermal table changed */ - TP_HKEY_EV_UNK_6040 = 0x6040, /* Related to AC change? - some sort of APM hint, - W520 */ + /* AC-related events */ + TP_HKEY_EV_AC_CHANGED = 0x6040, /* AC status changed */ /* Misc */ TP_HKEY_EV_RFKILL_CHANGED = 0x7000, /* rfkill switch changed */ @@ -3629,6 +3628,13 @@ static bool hotkey_notify_6xxx(const u32 hkey, "a sensor reports something is extremely hot!\n"); /* recommended action: immediate sleep/hibernate */ break; + case TP_HKEY_EV_AC_CHANGED: + pr_info("AC status has changed\n"); + /* X120e, x121e, X220, X220i, X220t, X230, T420, T420s, W520: + * AC status changed; can be triggered by plugging or + * unplugging AC adapter, docking or undocking, or closing + * or opening the lid. */ + break; case TP_HKEY_EV_KEY_NUMLOCK: case TP_HKEY_EV_KEY_FN: -- 1.7.10.4