From nobody Tue Jun 23 01:47:09 2026 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 766AEC433F5 for ; Sun, 13 Mar 2022 16:35:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233454AbiCMQge (ORCPT ); Sun, 13 Mar 2022 12:36:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45292 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235038AbiCMQg3 (ORCPT ); Sun, 13 Mar 2022 12:36:29 -0400 Received: from mail-ej1-x635.google.com (mail-ej1-x635.google.com [IPv6:2a00:1450:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C071B39152 for ; Sun, 13 Mar 2022 09:35:16 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id qa43so28983289ejc.12 for ; Sun, 13 Mar 2022 09:35:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wyIELtQTCl+VPY6+JbFB6MkwcDo+lB1ZIE+4K4ki9U8=; b=VKH47+HpvvdnNGuyxMKR+SRsFItKVu02Ns44CVytgr1FywMPrSNnQAYZSarHRkGtjj Y9vhyumZvigyQNsl3IZ4SmNU+wAqd59VSf8oXFcd2l3IIHP2zyJ8drrFtQFj3HLggpH7 TUvNzaMdh0i+q4W7ef0Go3qVCKMUzaGOXRy+E= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=wyIELtQTCl+VPY6+JbFB6MkwcDo+lB1ZIE+4K4ki9U8=; b=WOhTdfwTFEyQA1/kmdzZGwDbXO7YGOFk0yK4oebIPtT7XxzN9TcUijVtQTEIo39kPS 5VvHP5w1deIQC1ojeEJTncJhI9zkAFo9S0JsH1SLXcKQmsbOUHgSzJE3FwCFnmc17uib HljEPtguPIacCj2N6O5FUnubRCGnM05ju9VJ6F6QMLpLztDDMqBWR1oEJRXIcSomwR1C Ze1RoQk10wsjtLKerw0yp0Y5zgQmHrJM12CTufUUtzvXJhDUSLXLg3PgEBUXzWtG6hMq 38XzDgvTniLRlFRtGQI89B8xdz365s/8NB2+zgubYs64eYZQ2LR9Fb4Ri8EFcawHiPq2 VQ+Q== X-Gm-Message-State: AOAM530OrE0hmTZG32rbj83IuDQJfoles2dHLR77y9L6SKCLFWwu1TBu hAIRopng3h22gPTGr6CiNOKCH7lrq7YhZA== X-Google-Smtp-Source: ABdhPJxY+k8xdwzX/qU+LdqCnlCbhreG3rRA9h0T/J1qqkNNsgCe/5XhQEbuGfoQMKlnBmjtN/nUOg== X-Received: by 2002:a17:906:3ec7:b0:6d6:e52b:b with SMTP id d7-20020a1709063ec700b006d6e52b000bmr15473905ejj.521.1647189314941; Sun, 13 Mar 2022 09:35:14 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.homenet.telecomitalia.it (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id qt22-20020a170906ecf600b006da6ef9b820sm5725028ejb.112.2022.03.13.09.35.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Mar 2022 09:35:14 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Dmitry Torokhov , Rob Herring , Stephan Gerhold , devicetree@vger.kernel.org, linux-input@vger.kernel.org Subject: [PATCH v3 1/6] dt-bindings: input: touchscreen: edt-ft5x06: add report-rate-hz Date: Sun, 13 Mar 2022 17:34:58 +0100 Message-Id: <20220313163503.5183-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> References: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" It allows to change the M06/M12 default scan rate. Co-developed-by: Michael Trimarchi Signed-off-by: Michael Trimarchi Signed-off-by: Dario Binacchi Acked-by: Rob Herring --- Changes in v3: - Add hz unit suffix. - Add '|' to description. .../devicetree/bindings/input/touchscreen/edt-ft5x06.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06= .yaml b/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml index 2e8da7470513..46bc8c028fe6 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml +++ b/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml @@ -85,6 +85,14 @@ properties: minimum: 0 maximum: 80 =20 + report-rate-hz: + description: | + Allows setting the scan rate in Hertz. + M06 supports range from 30 to 140 Hz. + M12 supports range from 1 to 255 Hz. + minimum: 1 + maximum: 255 + touchscreen-size-x: true touchscreen-size-y: true touchscreen-fuzz-x: true --=20 2.32.0 From nobody Tue Jun 23 01:47:09 2026 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 F211BC433EF for ; Sun, 13 Mar 2022 16:35:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235073AbiCMQgg (ORCPT ); Sun, 13 Mar 2022 12:36:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45298 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235040AbiCMQg3 (ORCPT ); Sun, 13 Mar 2022 12:36:29 -0400 Received: from mail-ej1-x62a.google.com (mail-ej1-x62a.google.com [IPv6:2a00:1450:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 59ED34C436 for ; Sun, 13 Mar 2022 09:35:18 -0700 (PDT) Received: by mail-ej1-x62a.google.com with SMTP id bg10so29171185ejb.4 for ; Sun, 13 Mar 2022 09:35:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5FXIG1Rp9D4NgAZ2oOx6JgdhKdrDvM+0LjdQT4OHOI8=; b=G6zx7V4jo8ApkZN8UBzg1MTN2JUozrETeKvP2Z9nB2CGXKGvGgSbxCp36pZojFpBGu b9g86LPwtwYszSJMoh/j0fSa0qQ3I9v56mCRX8GQz/dvKanUrPhOZOrUvR/K2ZjRF5NC aMXRswQ3uVtroYrDL1uffIF012Wd/ZPyKA01s= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=5FXIG1Rp9D4NgAZ2oOx6JgdhKdrDvM+0LjdQT4OHOI8=; b=XjMi6wDVPays7jtJ++S9DWf9wiOuHVrYkoiuMOx+/BXcVBuy6TqxNT3Ws6xylIR/aI F00p8q4G6SESHxtMcGJGtRDWOXMF+ttnGGCzO2NBbDTCkXS8oAquC4BfdAMO/ogrAyDq HiVSZ/9tYe1V/ZVebLwMdpq14q8ZVg3BHBptE6eThwkhGoW3qN6AYEo0KT3JRj8KcTGN jN4KKV16e21EMHDhXX2h4k6BXQ+8WeCpNJkvbtTfljF2PAuuVqSvsUJxcAmsf6Sio1fp BfK96oEB+GVd1czpGZUq8IiXw0GGfoU18s7kFeViCcyVl0gExaXXx4stYekYOgQ4cgfx 9vXA== X-Gm-Message-State: AOAM5321O18U634yJNyqpDovdrL4HWBgPbuypeWuemYF5qWNFSwDbD1L IcEHPdSBLLUL2lDirAjRGBrJI3kYQeUZqQ== X-Google-Smtp-Source: ABdhPJz3ACgVElSvXftg4ANP5NlGuUB8tqmTwatVRo8/kCDFuz2StmZDHd+p/Akf9c8S0ANZYSX5zQ== X-Received: by 2002:a17:906:8585:b0:6db:2c85:2bc8 with SMTP id v5-20020a170906858500b006db2c852bc8mr15595961ejx.747.1647189316535; Sun, 13 Mar 2022 09:35:16 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.homenet.telecomitalia.it (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id qt22-20020a170906ecf600b006da6ef9b820sm5725028ejb.112.2022.03.13.09.35.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Mar 2022 09:35:16 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Dmitry Torokhov , Marco Felsch , Oliver Graute , Stephan Gerhold , linux-input@vger.kernel.org Subject: [PATCH v3 2/6] Input: edt-ft5x06 - get/set M12 report rate by sysfs Date: Sun, 13 Mar 2022 17:34:59 +0100 Message-Id: <20220313163503.5183-3-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> References: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add support for reading/writing scan rate (SC) register for M12 by sysfs. The register value is equal to the SC (Hz), unlike M06, where instead it is equal to SC / 10. Co-developed-by: Michael Trimarchi Signed-off-by: Michael Trimarchi Tested-by: Dario Binacchi Signed-off-by: Dario Binacchi --- (no changes since v1) drivers/input/touchscreen/edt-ft5x06.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchsc= reen/edt-ft5x06.c index bb2e1cbffba7..77f061af5c61 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -47,6 +47,8 @@ #define M09_REGISTER_NUM_X 0x94 #define M09_REGISTER_NUM_Y 0x95 =20 +#define M12_REGISTER_REPORT_RATE 0x88 + #define EV_REGISTER_THRESHOLD 0x40 #define EV_REGISTER_GAIN 0x41 #define EV_REGISTER_OFFSET_Y 0x45 @@ -523,9 +525,9 @@ static EDT_ATTR(offset_y, S_IWUSR | S_IRUGO, NO_REGISTE= R, NO_REGISTER, /* m06: range 20 to 80, m09: range 0 to 30, m12: range 1 to 255... */ static EDT_ATTR(threshold, S_IWUSR | S_IRUGO, WORK_REGISTER_THRESHOLD, M09_REGISTER_THRESHOLD, EV_REGISTER_THRESHOLD, 0, 255); -/* m06: range 3 to 14, m12: (0x64: 100Hz) */ +/* m06: range 3 to 14, m12: range 1 to 255 */ static EDT_ATTR(report_rate, S_IWUSR | S_IRUGO, WORK_REGISTER_REPORT_RATE, - NO_REGISTER, NO_REGISTER, 0, 255); + M12_REGISTER_REPORT_RATE, NO_REGISTER, 0, 255); =20 static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_gain.dattr.attr, @@ -1030,7 +1032,8 @@ static void edt_ft5x06_ts_set_regs(struct edt_ft5x06_= ts_data *tsdata) case EDT_M09: case EDT_M12: reg_addr->reg_threshold =3D M09_REGISTER_THRESHOLD; - reg_addr->reg_report_rate =3D NO_REGISTER; + reg_addr->reg_report_rate =3D tsdata->version =3D=3D EDT_M12 ? + M12_REGISTER_REPORT_RATE : NO_REGISTER; reg_addr->reg_gain =3D M09_REGISTER_GAIN; reg_addr->reg_offset =3D M09_REGISTER_OFFSET; reg_addr->reg_offset_x =3D NO_REGISTER; --=20 2.32.0 From nobody Tue Jun 23 01:47:09 2026 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 99CF7C433EF for ; Sun, 13 Mar 2022 16:35:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235090AbiCMQgq (ORCPT ); Sun, 13 Mar 2022 12:36:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45252 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235044AbiCMQg3 (ORCPT ); Sun, 13 Mar 2022 12:36:29 -0400 Received: from mail-ed1-x531.google.com (mail-ed1-x531.google.com [IPv6:2a00:1450:4864:20::531]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E2B24ECE7 for ; Sun, 13 Mar 2022 09:35:19 -0700 (PDT) Received: by mail-ed1-x531.google.com with SMTP id r29so7568474edc.0 for ; Sun, 13 Mar 2022 09:35:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=vrk2JZcA20Ao9d7OGuwyWNd41ngo/SrLvLg9/Or12Oc=; b=B15rZWHFNifzlDS/iTPFqdBBONDMB3TQRfXRJtqdYIios6ISlohx5FUwsjOlIOxyme Bp4MpxL1yaAYvUUEFRZusnacQRkN5xI8wL688mmAtUwD4+M0Eayd1FX5J8JtzgFgk185 B6zyP7CrI6HiImYkERpLRikHuVIcDvTFa1VT8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=vrk2JZcA20Ao9d7OGuwyWNd41ngo/SrLvLg9/Or12Oc=; b=yWV8JFx6X8p4sIXd96Zjd6t/6rjKL2Jii8d6KXWaEdVQ5nYUcK50sOhNBY7tSSxyhQ 9Stlft+/iQWm8JLeWDvwDzNBNQVnR8oEP7gIXB+97nLHfEPo7s7eg5xc9tO/ZbK4lptD FWPHMrexdkLWTyOhyu6SF3Ks8Hs9L+/EkxL/RK+Zco3F35fSfiTAJmtI1DxHdlpAJgjg Ga0EwhKTG9oV4RBd/iVZWD5Q6RxCRsGqn7iGwnlapoXa7j37aDxWXWoswFWPQiE6QW6i zvylaMUewXxOVIgBw3yLCismir7ODXPmytLB9bFVHH69HUdzSQEEg1apRtVlkyAQsIzM NwVw== X-Gm-Message-State: AOAM53348PvbPKSKVC++3Q3q7fbQ1OtgHTJuNxAc9dVYPbBuxmy2zK02 H3I9bKFNZjZV3zBMn9cZ39yGWlQ4uVkGRg== X-Google-Smtp-Source: ABdhPJy9DbSKrlioYbsdYiTJKXqDwj4vWmITtckZd6ERdF6FgAsDRHwsL0KajsoP32VFVMeiHNlzYg== X-Received: by 2002:a05:6402:3590:b0:415:c162:f3d6 with SMTP id y16-20020a056402359000b00415c162f3d6mr17092339edc.124.1647189317736; Sun, 13 Mar 2022 09:35:17 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.homenet.telecomitalia.it (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id qt22-20020a170906ecf600b006da6ef9b820sm5725028ejb.112.2022.03.13.09.35.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Mar 2022 09:35:17 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Dmitry Torokhov , Marco Felsch , Oliver Graute , Stephan Gerhold , linux-input@vger.kernel.org Subject: [PATCH v3 3/6] Input: edt-ft5x06 - set report rate by dts property Date: Sun, 13 Mar 2022 17:35:00 +0100 Message-Id: <20220313163503.5183-4-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> References: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" It allows to change the M06/M12 default scan rate on driver probing. Co-developed-by: Michael Trimarchi Signed-off-by: Michael Trimarchi Signed-off-by: Dario Binacchi --- Changes in v3: - Check the lower and upper limits of the report-rate-hz value - Convert the M06 report-rate-hz value drivers/input/touchscreen/edt-ft5x06.c | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchsc= reen/edt-ft5x06.c index 77f061af5c61..843e8b0522f7 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -1084,6 +1084,7 @@ static int edt_ft5x06_ts_probe(struct i2c_client *cli= ent, struct input_dev *input; unsigned long irq_flags; int error; + u32 report_rate; char fw_version[EDT_NAME_LEN]; =20 dev_dbg(&client->dev, "probing for EDT FT5x06 I2C\n"); @@ -1213,6 +1214,35 @@ static int edt_ft5x06_ts_probe(struct i2c_client *cl= ient, edt_ft5x06_ts_get_defaults(&client->dev, tsdata); edt_ft5x06_ts_get_parameters(tsdata); =20 + if (tsdata->reg_addr.reg_report_rate !=3D NO_REGISTER && + !of_property_read_u32(client->dev.of_node, "report-rate-hz", + &report_rate)) { + tsdata->report_rate =3D report_rate; + if (tsdata->version =3D=3D EDT_M06) { + if (report_rate < 30) + report_rate =3D 30; + else if (report_rate > 140) + report_rate =3D 140; + } else if (report_rate < 1) { + report_rate =3D 1; + } else if (report_rate > 255) + report_rate =3D 255; + + if (report_rate !=3D tsdata->report_rate) + dev_warn(&client->dev, + "report-rate %dHz is unsupported, use %dHz\n", + tsdata->report_rate, report_rate); + + if (tsdata->version =3D=3D EDT_M06) + report_rate /=3D 10; + + tsdata->report_rate =3D report_rate; + + edt_ft5x06_register_write(tsdata, + tsdata->reg_addr.reg_report_rate, + tsdata->report_rate); + } + dev_dbg(&client->dev, "Model \"%s\", Rev. \"%s\", %dx%d sensors\n", tsdata->name, fw_version, tsdata->num_x, tsdata->num_y); --=20 2.32.0 From nobody Tue Jun 23 01:47:09 2026 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 A52CCC433EF for ; Sun, 13 Mar 2022 16:35:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234658AbiCMQgl (ORCPT ); Sun, 13 Mar 2022 12:36:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235049AbiCMQg3 (ORCPT ); Sun, 13 Mar 2022 12:36:29 -0400 Received: from mail-ej1-x62c.google.com (mail-ej1-x62c.google.com [IPv6:2a00:1450:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B5F2C4F466 for ; Sun, 13 Mar 2022 09:35:20 -0700 (PDT) Received: by mail-ej1-x62c.google.com with SMTP id bg10so29171281ejb.4 for ; Sun, 13 Mar 2022 09:35:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=b85JvDSGn8w4tr7JpVbjtxkbsu1O4D+F+hX3OsbfqCs=; b=AO4Ap8WIv/52qmC93QaffzAsFms88YxOs0wlud5GaxoNd7eJJhi/yQC9SEhnGkYxjc R0z4Qf94JBGcW8L7LgRrGCrqTIqsOD36R8DlAqpcgNnyXlY0jq0Nbzae/Evnsn2vLBXS BK/5GW1oWb+3SmjJWOcUjwgVNkGwucDowv4B4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=b85JvDSGn8w4tr7JpVbjtxkbsu1O4D+F+hX3OsbfqCs=; b=2YLrh5ju0xfH2XBJ1U3aj090iyQ/IlZng2TzqfIhuXs651YXpPYoSTVioHNwDkwsEI W9+BLl8SlPMk2JwiCmPHddYusxIXXMiLYtQv8MXHwIIJNSImaMamjLLsK6n0Nobs1OXp epX4RzDGO78pBcKFrhd3RjQGX0wW8YKGrxOB6HddH+lozaQi5jvbKzmupmkbMpUFqFpz xfSnM5fQXKvOrlfYMcm0HMsir411eP3t5zfT4Ip8ACjOxxA3UprsVaHN+NlWsqgecjU9 MjG6QtQNx+RkU65R07wuzM5mmgAECwcLgQWGzAdBekKCSES8x48qwz5Mjh0csL0t9n/v pF0w== X-Gm-Message-State: AOAM5315+knwnI6JMddeMGgpFSf+FNMDsSFbuMqMlujL0HzTsobaMNye zVMOi/quy0PJ1EVvBmhE1x6PAb2582BS4w== X-Google-Smtp-Source: ABdhPJwazOO68OEGFZD7JckqMduhMlTW1p+fq7M1wDnXZU02GOnKiN/L5yShY3Te8S8KUXn7xsi/5w== X-Received: by 2002:a17:907:206a:b0:6da:b2d9:5e32 with SMTP id qp10-20020a170907206a00b006dab2d95e32mr16100146ejb.176.1647189318984; Sun, 13 Mar 2022 09:35:18 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.homenet.telecomitalia.it (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id qt22-20020a170906ecf600b006da6ef9b820sm5725028ejb.112.2022.03.13.09.35.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Mar 2022 09:35:18 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Oliver Graute , Dmitry Torokhov , Stephan Gerhold , linux-input@vger.kernel.org Subject: [PATCH v3 4/6] Input: edt-ft5x06 - show model name by sysfs Date: Sun, 13 Mar 2022 17:35:01 +0100 Message-Id: <20220313163503.5183-5-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> References: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The model name was printed only if debug mode was enabled. Now you can always get it from sysfs. Co-developed-by: Michael Trimarchi Signed-off-by: Michael Trimarchi Signed-off-by: Dario Binacchi Acked-by: Oliver Graute --- (no changes since v1) drivers/input/touchscreen/edt-ft5x06.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchsc= reen/edt-ft5x06.c index 843e8b0522f7..89157deebfcb 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -529,6 +529,17 @@ static EDT_ATTR(threshold, S_IWUSR | S_IRUGO, WORK_REG= ISTER_THRESHOLD, static EDT_ATTR(report_rate, S_IWUSR | S_IRUGO, WORK_REGISTER_REPORT_RATE, M12_REGISTER_REPORT_RATE, NO_REGISTER, 0, 255); =20 +static ssize_t model_show(struct device *dev, struct device_attribute *att= r, + char *buf) +{ + struct i2c_client *client =3D to_i2c_client(dev); + struct edt_ft5x06_ts_data *tsdata =3D i2c_get_clientdata(client); + + return scnprintf(buf, PAGE_SIZE, "%s\n", tsdata->name); +} + +static DEVICE_ATTR_RO(model); + static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_gain.dattr.attr, &edt_ft5x06_attr_offset.dattr.attr, @@ -536,6 +547,7 @@ static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_offset_y.dattr.attr, &edt_ft5x06_attr_threshold.dattr.attr, &edt_ft5x06_attr_report_rate.dattr.attr, + &dev_attr_model.attr, NULL }; =20 --=20 2.32.0 From nobody Tue Jun 23 01:47:09 2026 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 AF199C433EF for ; Sun, 13 Mar 2022 16:35:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235100AbiCMQgt (ORCPT ); Sun, 13 Mar 2022 12:36:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235054AbiCMQg3 (ORCPT ); Sun, 13 Mar 2022 12:36:29 -0400 Received: from mail-ej1-x635.google.com (mail-ej1-x635.google.com [IPv6:2a00:1450:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D39DA4FC41 for ; Sun, 13 Mar 2022 09:35:21 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id qx21so29077267ejb.13 for ; Sun, 13 Mar 2022 09:35:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=YV+qTrBSZlEdVwvYGQdRpxUtm5BLonFPqiCggidUwTw=; b=hVvZW1vFZuoALeRtNg+nupOSqvCar6vit8h6s5B0q+LGTk71v6fb6GKOv0nc4TB3BB HAyKxdUC4FZAPoH/qXEnm51kTot3esfUm1Wurn230/9LuFfumSVuggPbK/Jtf+PZIChM gAgPxfBd2tVRNM64aqlweeSeVgGz5VGOfsNcA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=YV+qTrBSZlEdVwvYGQdRpxUtm5BLonFPqiCggidUwTw=; b=bjj0fe1kthN6nEHIkVTZpYUhkqe3CJeTnI9k1WIYL2wNIfCTybXIgLLR1CzjXE+EtI mZRpgABUCU3fqTYFRYYEcuu+LggqgoOtV74D159fXvN5l7TWlhzG15iSutJYSYlQiTdw KtwmyppzZiKhrwaMJSOnW7ZDtwAiN3E6RB3/sBfrI4Hgn6jTYd3JFwbL2vNFGF37iyAN wRAW8A7kPpa6+RI7B8HjRqnQqhcIsOv10XwTyxu+XcK72zFhHgDIwDr/JiFA6+lbnxYO mjhE0zv/TuGhXaJtEC9aC/WiMlfgRqwU0F/oesKUDsH49EkkH3Ecr9gtpWujsbGIuFq9 RZWw== X-Gm-Message-State: AOAM532ZJm6KPlRsp1dLHNnENaQfsfBzrt8q/14JOOKhbCAUEGVQULCr vrHOZOUP1sgkm4oHRXT235zeZx/HuRECZw== X-Google-Smtp-Source: ABdhPJzTTWmFuuwMkXu99r1WcdCrDhruBnvuUaJkEqxoWfB32IrVvElnk+Qwc1rKy5YT1i7kFISS4Q== X-Received: by 2002:a17:906:6547:b0:6bd:e2ad:8c82 with SMTP id u7-20020a170906654700b006bde2ad8c82mr15619634ejn.693.1647189320120; Sun, 13 Mar 2022 09:35:20 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.homenet.telecomitalia.it (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id qt22-20020a170906ecf600b006da6ef9b820sm5725028ejb.112.2022.03.13.09.35.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Mar 2022 09:35:19 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Oliver Graute , Dmitry Torokhov , Stephan Gerhold , linux-input@vger.kernel.org Subject: [PATCH v3 5/6] Input: edt-ft5x06 - show firmware version by sysfs Date: Sun, 13 Mar 2022 17:35:02 +0100 Message-Id: <20220313163503.5183-6-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> References: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The firmware version was printed only if debug mode was enabled. Now you can always get it from sysfs. Co-developed-by: Michael Trimarchi Signed-off-by: Michael Trimarchi Signed-off-by: Dario Binacchi Acked-by: Oliver Graute --- (no changes since v1) drivers/input/touchscreen/edt-ft5x06.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchsc= reen/edt-ft5x06.c index 89157deebfcb..bab92344b2ea 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -129,6 +129,7 @@ struct edt_ft5x06_ts_data { int max_support_points; =20 char name[EDT_NAME_LEN]; + char fw_version[EDT_NAME_LEN]; =20 struct edt_reg_addr reg_addr; enum edt_ver version; @@ -540,6 +541,17 @@ static ssize_t model_show(struct device *dev, struct d= evice_attribute *attr, =20 static DEVICE_ATTR_RO(model); =20 +static ssize_t fw_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct i2c_client *client =3D to_i2c_client(dev); + struct edt_ft5x06_ts_data *tsdata =3D i2c_get_clientdata(client); + + return scnprintf(buf, PAGE_SIZE, "%s\n", tsdata->fw_version); +} + +static DEVICE_ATTR_RO(fw_version); + static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_gain.dattr.attr, &edt_ft5x06_attr_offset.dattr.attr, @@ -548,6 +560,7 @@ static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_threshold.dattr.attr, &edt_ft5x06_attr_report_rate.dattr.attr, &dev_attr_model.attr, + &dev_attr_fw_version.attr, NULL }; =20 @@ -834,13 +847,13 @@ static void edt_ft5x06_ts_teardown_debugfs(struct edt= _ft5x06_ts_data *tsdata) #endif /* CONFIG_DEBUGFS */ =20 static int edt_ft5x06_ts_identify(struct i2c_client *client, - struct edt_ft5x06_ts_data *tsdata, - char *fw_version) + struct edt_ft5x06_ts_data *tsdata) { u8 rdbuf[EDT_NAME_LEN]; char *p; int error; char *model_name =3D tsdata->name; + char *fw_version =3D tsdata->fw_version; =20 /* see what we find if we assume it is a M06 * * if we get less than EDT_NAME_LEN, we don't want @@ -1097,7 +1110,6 @@ static int edt_ft5x06_ts_probe(struct i2c_client *cli= ent, unsigned long irq_flags; int error; u32 report_rate; - char fw_version[EDT_NAME_LEN]; =20 dev_dbg(&client->dev, "probing for EDT FT5x06 I2C\n"); =20 @@ -1210,7 +1222,7 @@ static int edt_ft5x06_ts_probe(struct i2c_client *cli= ent, tsdata->input =3D input; tsdata->factory_mode =3D false; =20 - error =3D edt_ft5x06_ts_identify(client, tsdata, fw_version); + error =3D edt_ft5x06_ts_identify(client, tsdata); if (error) { dev_err(&client->dev, "touchscreen probe failed\n"); return error; @@ -1257,7 +1269,7 @@ static int edt_ft5x06_ts_probe(struct i2c_client *cli= ent, =20 dev_dbg(&client->dev, "Model \"%s\", Rev. \"%s\", %dx%d sensors\n", - tsdata->name, fw_version, tsdata->num_x, tsdata->num_y); + tsdata->name, tsdata->fw_version, tsdata->num_x, tsdata->num_y); =20 input->name =3D tsdata->name; input->id.bustype =3D BUS_I2C; --=20 2.32.0 From nobody Tue Jun 23 01:47:09 2026 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 5BC73C433F5 for ; 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[87.0.15.73]) by smtp.gmail.com with ESMTPSA id qt22-20020a170906ecf600b006da6ef9b820sm5725028ejb.112.2022.03.13.09.35.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Mar 2022 09:35:21 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Dmitry Torokhov , Oliver Graute , Stephan Gerhold , linux-input@vger.kernel.org Subject: [PATCH v3 6/6] Input: edt-ft5x06 - show crc and header errors by sysfs Date: Sun, 13 Mar 2022 17:35:03 +0100 Message-Id: <20220313163503.5183-7-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> References: <20220313163503.5183-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" M06 sends packets with header and crc for data verification. Now you can check at runtime how many packets have been dropped. Co-developed-by: Michael Trimarchi Signed-off-by: Michael Trimarchi Signed-off-by: Dario Binacchi --- (no changes since v2) Changes in v2: - Add Oliver Graute's 'Acked-by' tag to: * Input: edt-ft5x06 - show model name by sysfs * Input: edt-ft5x06 - show firmware version by sysfs - Fix yaml file. Tested with `make DT_CHECKER_FLAGS=3D-m dt_binding_check'. drivers/input/touchscreen/edt-ft5x06.c | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchsc= reen/edt-ft5x06.c index bab92344b2ea..3deb66d67469 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -133,6 +133,8 @@ struct edt_ft5x06_ts_data { =20 struct edt_reg_addr reg_addr; enum edt_ver version; + unsigned int crc_errors; + unsigned int header_errors; }; =20 struct edt_i2c_chip_data { @@ -181,6 +183,7 @@ static bool edt_ft5x06_ts_check_crc(struct edt_ft5x06_t= s_data *tsdata, crc ^=3D buf[i]; =20 if (crc !=3D buf[buflen-1]) { + tsdata->crc_errors++; dev_err_ratelimited(&tsdata->client->dev, "crc error: 0x%02x expected, got 0x%02x\n", crc, buf[buflen-1]); @@ -238,6 +241,7 @@ static irqreturn_t edt_ft5x06_ts_isr(int irq, void *dev= _id) if (tsdata->version =3D=3D EDT_M06) { if (rdbuf[0] !=3D 0xaa || rdbuf[1] !=3D 0xaa || rdbuf[2] !=3D datalen) { + tsdata->header_errors++; dev_err_ratelimited(dev, "Unexpected header: %02x%02x%02x!\n", rdbuf[0], rdbuf[1], rdbuf[2]); @@ -552,6 +556,30 @@ static ssize_t fw_version_show(struct device *dev, =20 static DEVICE_ATTR_RO(fw_version); =20 +/* m06 only */ +static ssize_t header_errors_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct i2c_client *client =3D to_i2c_client(dev); + struct edt_ft5x06_ts_data *tsdata =3D i2c_get_clientdata(client); + + return scnprintf(buf, PAGE_SIZE, "%d\n", tsdata->header_errors); +} + +static DEVICE_ATTR_RO(header_errors); + +/* m06 only */ +static ssize_t crc_errors_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct i2c_client *client =3D to_i2c_client(dev); + struct edt_ft5x06_ts_data *tsdata =3D i2c_get_clientdata(client); + + return scnprintf(buf, PAGE_SIZE, "%d\n", tsdata->crc_errors); +} + +static DEVICE_ATTR_RO(crc_errors); + static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_gain.dattr.attr, &edt_ft5x06_attr_offset.dattr.attr, @@ -561,6 +589,8 @@ static struct attribute *edt_ft5x06_attrs[] =3D { &edt_ft5x06_attr_report_rate.dattr.attr, &dev_attr_model.attr, &dev_attr_fw_version.attr, + &dev_attr_header_errors.attr, + &dev_attr_crc_errors.attr, NULL }; =20 --=20 2.32.0