From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752188AbdCDLck (ORCPT ); Sat, 4 Mar 2017 06:32:40 -0500 Received: from mail-wm0-f68.google.com ([74.125.82.68]:36680 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752019AbdCDLcg (ORCPT ); Sat, 4 Mar 2017 06:32:36 -0500 From: =?UTF-8?q?Pali=20Roh=C3=A1r?= To: Dmitry Torokhov Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Pali=20Roh=C3=A1r?= Subject: [PATCH v2 2/3] Input: alps - warn about unsupported ALPS V9 touchpad Date: Sat, 4 Mar 2017 12:24:25 +0100 Message-Id: <1488626666-16577-3-git-send-email-pali.rohar@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1488626666-16577-1-git-send-email-pali.rohar@gmail.com> References: <1488626666-16577-1-git-send-email-pali.rohar@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Support for devices with ALPS_PROTO_V9 is not implemented yet but we can detect these alps touchpads and warn users about it. Signed-off-by: Pali Rohár --- drivers/input/mouse/alps.c | 9 +++++++++ drivers/input/mouse/alps.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index f36de82..9908f18 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -164,6 +164,10 @@ ALPS_PROTO_V8, 0x18, 0x18, 0 }; +static const struct alps_protocol_info alps_v9_protocol_data = { + ALPS_PROTO_V9, 0xc8, 0xc8, 0 +}; + /* * Some v2 models report the stick buttons in separate bits */ @@ -2838,6 +2842,11 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0x28 && ec[1] == 0x01) { protocol = &alps_v8_protocol_data; + } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0xc8) { + protocol = &alps_v9_protocol_data; + psmouse_warn(psmouse, + "Unsupported ALPS V9 touchpad: E7=%3ph, EC=%3ph\n", e7, ec); + return -EINVAL; } else { psmouse_dbg(psmouse, "Likely not an ALPS touchpad: E7=%3ph, EC=%3ph\n", e7, ec); diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h index 6d279aa..54f9f44 100644 --- a/drivers/input/mouse/alps.h +++ b/drivers/input/mouse/alps.h @@ -23,6 +23,7 @@ #define ALPS_PROTO_V6 0x600 #define ALPS_PROTO_V7 0x700 /* t3btl t4s */ #define ALPS_PROTO_V8 0x800 /* SS4btl SS4s */ +#define ALPS_PROTO_V9 0x900 /* ss3btl */ #define MAX_TOUCHES 4 -- 1.7.9.5