From patchwork Thu Dec 2 11:56:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair X-Patchwork-Id: 520849 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C17BC433EF for ; Thu, 2 Dec 2021 11:56:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231598AbhLBMAN (ORCPT ); Thu, 2 Dec 2021 07:00:13 -0500 Received: from new2-smtp.messagingengine.com ([66.111.4.224]:49119 "EHLO new2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346568AbhLBL77 (ORCPT ); Thu, 2 Dec 2021 06:59:59 -0500 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailnew.nyi.internal (Postfix) with ESMTP id C435E580270; Thu, 2 Dec 2021 06:56:36 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Thu, 02 Dec 2021 06:56:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alistair23.me; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm2; bh=XXHhIZecWEbbp w/wt6LKfLxH0GHT7xbD6LEPfEWZbjk=; b=omwwfDH7KHaymIbl1t/iWxnXZH+CD qaTH0vimpBCxcVeIiUN4z+GPQBhrCzgoQ4UElorJjOFExmPr6xvaoRwSZSr6S7y7 4bhOuhr5uR/H58vx0VyZfo31McnVAVpF05sk2lKSPoLw8Cv5W4SBCmNxhAxVoBIy RVRpO2hXs9Bp8IknbOvvbDjQaNMx0yh2YDlyjQX57b2DXgS8lYa4yOb4kHjHYuVr uYZ7yBCDPq8rbZaVlvOagbbAkJkmfHyg4uKpcDS2pYozty+rUo6YRIDWGwTCsKlm 2kS35AIIqOdSntaHBpWNTTrAL9GX8twXOZCWh5xFtWU0vbi3t+aDJF0CQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=XXHhIZecWEbbpw/wt6LKfLxH0GHT7xbD6LEPfEWZbjk=; b=l6DVA7qr 3f7KXOjLtUNLLAo+1jQ4EN/7Y2+N//fHZ/OTnhtU7yZ1lFjunPmKMthvP0YW5ecw L2PqGhRqx5hwLdcd6jpeGfp+5+dVdVccoK+Hrj0eGMcpUwx34afdFQcxDWp8nL1o 9uaz1ndwoe2Es4M7kOfJSlhzPr8UYo4h7QPifi4nW5HeDM554ff1E/Ce3tCNUyxw acceWm1hk8y5SXBdkWXhUo+QmjgTj/hlXtlup0rnjl0H0htRJuTH5x0uF2TV9aeC 9i8XkTcinbcW8ndTlEp88a1cfQ8Lk7woslD2HjqInUNBV3ivDhA0Ci/934V6AoXt Zs2zVzmnmCVPKg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddrieehgdefgecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecunecujfgurhephffvufffkffojghfggfgsedtkeertd ertddtnecuhfhrohhmpeetlhhishhtrghirhcuhfhrrghntghishcuoegrlhhishhtrghi rhesrghlihhsthgrihhrvdefrdhmvgeqnecuggftrfgrthhtvghrnhepgeegtdetjeekge eguefgheeuvedugedvteejveeiudegvddtkeffkeehtdetudfhnecuvehluhhsthgvrhfu ihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomheprghlihhsthgrihhrsegrlhhish htrghirhdvfedrmhgv X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 2 Dec 2021 06:56:30 -0500 (EST) From: Alistair Francis To: benjamin.tissoires@redhat.com, shawnguo@kernel.org, s.hauer@pengutronix.de, dmitry.torokhov@gmail.com Cc: Ping.Cheng@wacom.com, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, alistair23@gmail.com, tatsunosuke.tobita@wacom.com, linux-input@vger.kernel.org, Jason.Gerecke@wacom.com, linux-kernel@vger.kernel.org, jikos@kernel.org, martin.chen@wacom.com, devicetree@vger.kernel.org, Alistair Francis Subject: [PATCH v15 1/3] HID: quirks: Allow inverting the absolute X/Y values Date: Thu, 2 Dec 2021 21:56:20 +1000 Message-Id: <20211202115622.40153-2-alistair@alistair23.me> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211202115622.40153-1-alistair@alistair23.me> References: <20211202115622.40153-1-alistair@alistair23.me> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Add a HID_QUIRK_X_INVERT/HID_QUIRK_Y_INVERT quirk that can be used to invert the X/Y values. Signed-off-by: Alistair Francis --- drivers/hid/hid-input.c | 6 ++++++ include/linux/hid.h | 2 ++ 2 files changed, 8 insertions(+) diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 217f2d1b91c5..83ee803186a1 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -1331,6 +1331,12 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct input = field->hidinput->input; + if (usage->type == EV_ABS && + (((*quirks & HID_QUIRK_X_INVERT) && usage->code == ABS_X) || + ((*quirks & HID_QUIRK_Y_INVERT) && usage->code == ABS_Y))) { + value = field->logical_maximum - value; + } + if (usage->hat_min < usage->hat_max || usage->hat_dir) { int hat_dir = usage->hat_dir; if (!hat_dir) diff --git a/include/linux/hid.h b/include/linux/hid.h index 9e067f937dbc..4959385ca588 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -349,6 +349,8 @@ struct hid_item { /* BIT(9) reserved for backward compatibility, was NO_INIT_INPUT_REPORTS */ #define HID_QUIRK_ALWAYS_POLL BIT(10) #define HID_QUIRK_INPUT_PER_APP BIT(11) +#define HID_QUIRK_X_INVERT BIT(12) +#define HID_QUIRK_Y_INVERT BIT(13) #define HID_QUIRK_SKIP_OUTPUT_REPORTS BIT(16) #define HID_QUIRK_SKIP_OUTPUT_REPORT_ID BIT(17) #define HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP BIT(18)