From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9AC51C43387 for ; Wed, 26 Dec 2018 22:41:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6039F2054F for ; Wed, 26 Dec 2018 22:41:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1545864108; bh=SIckV+PU2Yy146X3INrWBdvQzqFEacTTD8Ewexp07OA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=c2g61icMIF3jMj22MGp49YWNa7nqOSEJXkALkK4xOnCbmNf4sHz4U1oxAFRlKmZg5 ADJLehFz3wrOtBC/16+eTJwwzAeim3Daed79tByOxfzbzTX60RYtTjfghVB9JEy6Qh spdLxIep8dW22fFGxcoUzIOTCKi8NEWVs69XiEUA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729540AbeLZWlm (ORCPT ); Wed, 26 Dec 2018 17:41:42 -0500 Received: from mail.kernel.org ([198.145.29.99]:42140 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729504AbeLZWli (ORCPT ); Wed, 26 Dec 2018 17:41:38 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E5EC82054F; Wed, 26 Dec 2018 22:41:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1545864097; bh=SIckV+PU2Yy146X3INrWBdvQzqFEacTTD8Ewexp07OA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lIE9GOy+mO2Iew3/Df9/mo0TP7KF8MQoKeYXaSK640kw9SByme9jCTcn3xlJlOT69 dGB7uzGhD+syJiryvMfUJcmezN2g4C+zon3qGf8DkyfxI2bxuCCgjwMD1RDJ5bwpIG BhWYzGqHD3xSSrzd6Tf4Pe08JF/08VCFZtCLlklc= From: Sasha Levin To: stable@vger.kernel.org, linux-kernel@vger.kernel.org Cc: =?UTF-8?q?Mantas=20Mikul=C4=97nas?= , Dmitry Torokhov , Sasha Levin , linux-input@vger.kernel.org Subject: [PATCH AUTOSEL 4.14 56/59] Input: synaptics - enable SMBus for HP EliteBook 840 G4 Date: Wed, 26 Dec 2018 17:38:36 -0500 Message-Id: <20181226223839.150262-56-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181226223839.150262-1-sashal@kernel.org> References: <20181226223839.150262-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mantas Mikulėnas [ Upstream commit 7a71712293ba303aad928f580b89addb0be2892e ] dmesg reports that "Your touchpad (PNP: SYN3052 SYN0100 SYN0002 PNP0f13) says it can support a different bus." I've tested the offered psmouse.synaptics_intertouch=1 with 4.18.x and 4.19.x and it seems to work well. No problems seen with suspend/resume. Also, it appears that RMI/SMBus mode is actually required for 3-4 finger multitouch gestures to work -- otherwise they are not reported at all. Information from dmesg in both modes: psmouse serio3: synaptics: Touchpad model: 1, fw: 8.2, id: 0x1e2b1, caps: 0xf00123/0x840300/0x2e800/0x0, board id: 3139, fw id: 2000742 psmouse serio3: synaptics: Trying to set up SMBus access rmi4_smbus 6-002c: registering SMbus-connected sensor rmi4_f01 rmi4-00.fn01: found RMI device, manufacturer: Synaptics, product: TM3139-001, fw id: 2000742 Signed-off-by: Mantas Mikulėnas Reviewed-by: Benjamin Tissoires Signed-off-by: Dmitry Torokhov Signed-off-by: Sasha Levin --- drivers/input/mouse/synaptics.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 515a0b0d48bf..e9ec5d10e0a9 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -179,6 +179,7 @@ static const char * const smbus_pnp_ids[] = { "LEN0096", /* X280 */ "LEN0097", /* X280 -> ALPS trackpoint */ "LEN200f", /* T450s */ + "SYN3052", /* HP EliteBook 840 G4 */ "SYN3221", /* HP 15-ay000 */ NULL }; -- 2.19.1