From nobody Sun May 10 10:32:58 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 6544CC433FE for ; Thu, 5 May 2022 15:56:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381515AbiEEQAd (ORCPT ); Thu, 5 May 2022 12:00:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381476AbiEEQAX (ORCPT ); Thu, 5 May 2022 12:00:23 -0400 Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B5D159BA0 for ; Thu, 5 May 2022 08:56:43 -0700 (PDT) Received: by mail-ej1-x633.google.com with SMTP id y3so9526731ejo.12 for ; Thu, 05 May 2022 08:56:43 -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=TyZtZSd5cTSSlPOn3/pu61X0lFqS8ubq/VPK6S5b8ro=; b=CRCS3neJpFjGIowCVt0x91jnPy3Sh1dyCvNjbuisczZPX9DpbE8905wjJY+54Jn6ig 5gZbkvCxu1FlgxulT+mFCuRSMTbTJVIw8UeVH2oOzdPOx8CigjLmxl7Wwx81+shR6hOO BvJu6yoCZOUod4ARpSmFzS1cNg1wetzG8qpUo= 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=TyZtZSd5cTSSlPOn3/pu61X0lFqS8ubq/VPK6S5b8ro=; b=uCcSHtnAyyuSMl6KgNE1D8+XRKxzx/zK0wyu2u95qutp3WqgRlcrUONHfWPLKelUia Ave9JhzlJI1lRtZT/dw1JsO/er8UdSyFpyTdMwVSvcT8YZgiSmBeV/Sz57AcRgQoZ+Op kIQ6vCvL0uXciKyun1fsgLjIc7x0JPKHOW0UFFJNsSW7E5oHgrSRNwdKKEQ2SImiM3xN /5WtRMg1149qcRu1vyOetkHkVS2Rofp5UytryvbirGZi6XF4F+IAyyE6qPRBYe3rRMvO ZHdlb6IoH6+MtHn5zrZieXYPFQCToiX00pTy09Gwx3sIqjT4RSs5CX4iDlS1jI3iJiU5 QWow== X-Gm-Message-State: AOAM531POGdzkCKe3zu6ciLs9JcmjZHDE6+xMsOGWzXlswxvxak0+Xci LirVH5w0L4EsQT/EzcJVZm/EsM1mZzNoeg== X-Google-Smtp-Source: ABdhPJzQ91SrEr4jqIJlYh5c4uaHTjIvA/8NnPhZ9OV82WfQE8Lb/8Yeh7BaCWjdlQVRd/NbvLG/zA== X-Received: by 2002:a17:906:6d91:b0:6f4:5433:72f5 with SMTP id h17-20020a1709066d9100b006f4543372f5mr19493466ejt.414.1651766201412; Thu, 05 May 2022 08:56:41 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.pdxnet.pdxeng.ch (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id a4-20020aa7d904000000b0042617ba6385sm1009328edr.15.2022.05.05.08.56.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:56:40 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Rob Herring , Dmitry Torokhov , Krzysztof Kozlowski , Rob Herring , Stephan Gerhold , devicetree@vger.kernel.org, linux-input@vger.kernel.org Subject: [RESEND PATCH v4 1/6] dt-bindings: input: touchscreen: edt-ft5x06: add report-rate-hz Date: Thu, 5 May 2022 17:56:30 +0200 Message-Id: <20220505155635.419653-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220505155635.419653-1-dario.binacchi@amarulasolutions.com> References: <20220505155635.419653-1-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 v4: - Add Rob Herring 'Acked-by' tag. 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 Sun May 10 10:32:58 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 3C5A2C433EF for ; Thu, 5 May 2022 15:57:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381521AbiEEQAg (ORCPT ); Thu, 5 May 2022 12:00:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48252 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381481AbiEEQAY (ORCPT ); Thu, 5 May 2022 12:00:24 -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 6C65B5A2D3 for ; Thu, 5 May 2022 08:56:44 -0700 (PDT) Received: by mail-ej1-x635.google.com with SMTP id i19so9554027eja.11 for ; Thu, 05 May 2022 08:56:44 -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=asmYyZ1uqbz/6UfC4APhsaQDL+Xo2KIGm63Q8n3sY3AZyDHNETreND5tJrcgd3POJR z16WLNDMtMBHIFieY/3EZCE4VCfvUt77YQQtydkChnleODiYBprvtoN9UBS2Dq4pTCAl 6Hk3oEWiJ/hQ+jL7PCCMzfVx3mk7sM4cGhiQg= 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=i6S4G+HfxNznqwrXkPprZU3znU4OYYXuEvZkhrnhrqZ4DMunRt6+UHN1a+MintSnOw mYvGbAtZItveIK4SZL9Mv7WljQsq8KdXZMa9xe5gVqOCCp+r5EUX0ab/WxY6iNhiGZMm Rv/J8fr0cTvEAYZ6cZ7rb23xZb884PldLSsyf5EoCG7j3qEZfMrbWuNma1NkExkogLNU Ti4dOq8hKzzTu5KBbRV4RUU2nvfZK5uOIL/l2pPrIVtkcOHOqqJpGZllEk+3qqqrQ45S YDD5YKqn0mHALuhNb7X+Qa2dLCv8Oo8sUzmy+4e5zBYCDLVketH8XS4JaUBrZv8SgcdE pLrg== X-Gm-Message-State: AOAM531kLAS30GtBGEBOcF9yuAwtoY1HO+nGPqmqyzYR5V2N9BfZA5MR h6GnOJGnmC0FXLrsjcPPqXvOT1iLuOvP8w== X-Google-Smtp-Source: ABdhPJxk2xLimIlWtTu5+Z+7YYTRzorLG6sg2IDJWygRE6+lTox6zzKuytcuFsQHPq6/EnuAIiCV2w== X-Received: by 2002:a17:906:57c1:b0:6d6:da73:e9c0 with SMTP id u1-20020a17090657c100b006d6da73e9c0mr25625398ejr.45.1651766202804; Thu, 05 May 2022 08:56:42 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.pdxnet.pdxeng.ch (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id a4-20020aa7d904000000b0042617ba6385sm1009328edr.15.2022.05.05.08.56.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:56:42 -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: [RESEND PATCH v4 2/6] Input: edt-ft5x06 - get/set M12 report rate by sysfs Date: Thu, 5 May 2022 17:56:31 +0200 Message-Id: <20220505155635.419653-3-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220505155635.419653-1-dario.binacchi@amarulasolutions.com> References: <20220505155635.419653-1-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 Sun May 10 10:32:58 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 EE9EFC433F5 for ; Thu, 5 May 2022 15:57:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381530AbiEEQAr (ORCPT ); Thu, 5 May 2022 12:00:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48272 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381494AbiEEQA0 (ORCPT ); Thu, 5 May 2022 12:00:26 -0400 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E30AD515A3 for ; Thu, 5 May 2022 08:56:45 -0700 (PDT) Received: by mail-ej1-x629.google.com with SMTP id gh6so9626113ejb.0 for ; Thu, 05 May 2022 08:56:45 -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=NIUuHRgvgWCmYJCricL+FHDsiVQYgUJ0FjEwcnUqvHA=; b=exXWeiuiJqVSSFiH2D0YiOMHTMpz2ENa4sblu+fFfCOQ5CFTWE1DweH6W0NgHDu/2b czkcCEvUFQPeRLyzJ+YUAFaTqihvHXT9bxDtGPaNRCp+z0tEhXuVk6FU7S319cJ1pxoR Aeogd8redla9tC1t9YlFTQXf6zLYAYXutvMKo= 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=NIUuHRgvgWCmYJCricL+FHDsiVQYgUJ0FjEwcnUqvHA=; b=aByvpJcGkxWHjtrcqFCecgqKFpUIlsRyc7gNb9EN2F5x5yr0vMSluHkn/gxWjQlOwv Wv0HItky8d57JNkyN9gQrp54XVvOZtMtA69wPCVDfaE+Jh2f2NLoE6DRnYqzgtpjrY3H Asuc1DaeThOJ0x96+H+NPWMl1UFrtgXwtuf5X5SoznOyZI7GCHPfe6Y9omNFWmbXxBm8 ZjaCntkNEnRbqK6jQZ2Lhtm5VoXupy1VqNBBV+aCqcyhDxKulGP1zcmoGq6EbH3AnIby 0ZkdySb4+3nFu5KtxMLVu8TJImtlAExvzaaSQ0qGMdXt9QrWBQiv9ntjjuuDPYQ6/ALw 62Qw== X-Gm-Message-State: AOAM530+0iVtcUwiuFk6WBoP3HapCy1q1kb+8P450RUEnCLd/CiyTsHj UE5XMKsjGHLwxyBiG9GZn/S5a3cB2m5SVg== X-Google-Smtp-Source: ABdhPJxQciPADqHPeWWuxEcUelSTYXq3kljBbPWiK+q6iQ5lBddTeI9k871mWFRCSx/28TOIMUz0PA== X-Received: by 2002:a17:906:2294:b0:6f3:bd02:95a3 with SMTP id p20-20020a170906229400b006f3bd0295a3mr26671291eja.201.1651766204299; Thu, 05 May 2022 08:56:44 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.pdxnet.pdxeng.ch (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id a4-20020aa7d904000000b0042617ba6385sm1009328edr.15.2022.05.05.08.56.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:56:43 -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: [RESEND PATCH v4 3/6] Input: edt-ft5x06 - set report rate by dts property Date: Thu, 5 May 2022 17:56:32 +0200 Message-Id: <20220505155635.419653-4-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220505155635.419653-1-dario.binacchi@amarulasolutions.com> References: <20220505155635.419653-1-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 --- (no changes since v3) 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 Sun May 10 10:32:58 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 D9797C433F5 for ; Thu, 5 May 2022 15:57:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381548AbiEEQA6 (ORCPT ); Thu, 5 May 2022 12:00:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48300 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381478AbiEEQA1 (ORCPT ); Thu, 5 May 2022 12:00:27 -0400 Received: from mail-ej1-x631.google.com (mail-ej1-x631.google.com [IPv6:2a00:1450:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3CB4256FB5 for ; Thu, 5 May 2022 08:56:47 -0700 (PDT) Received: by mail-ej1-x631.google.com with SMTP id gh6so9626230ejb.0 for ; Thu, 05 May 2022 08:56:47 -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=anjXQPAzHgfLeiJhnxLOhpmVM0ix3W0HpeI5dndfdG63W5yw4GjLwSLrD0KT6+ZwIG +A1Fc/eghyrW1Z8sN56/fkklP6EHByA9XgSVZyLeVBD0IF4FdpqTn5GgdsOpbBIewJWv lfsXvmN+cRJJhVbrdyYSVrgM2M4QFaq9oDVss= 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=JJiRmjwovDRd9nSRz76/yKCBn8TaA2WsUSOMG4hT9NUZ9jzXaHWwiYD4zlAR4eMWHU cOOGWRyJXxjL2ytVV0Y49NN+fqGLYnFbrv/BouP+YsXzCWBG+mjNg4aL6j0WTPIW9q+K J6aGYfgDvEUqS1iMuKIY5hWYzA+O/1FcG17+0/pxfdl0IhdnM/eOBkHc6Xk4bHLdMI4Y 6VWdntDkT+Zk0mzCfh1q7FTdUiTVQt+WPXCAEf5/xXH0cq1OVY9+hzTGVPt4vtFl7skq ohyU0rSZdaJhq9IbGbGbRYNztiaS4RiFhnGJ8b4TnSMxqYhp5cc4mxSzprqTBJsft86+ vRvw== X-Gm-Message-State: AOAM533PTUYoa5xYPzQxcXe4fkSHNzX8D1HBvz1mVzyQMcVYHgCjInkO eaXjv9h+hFH/M3hxfXikSymIFFGENEzyrQ== X-Google-Smtp-Source: ABdhPJzWRO2Wx2BMsS4OBl2O7ow2FES7+AzGTKLpGtm7KiPShnz56I/ZwcBznwExt7ykNjgKYkO56g== X-Received: by 2002:a17:907:d9e:b0:6f4:2983:c371 with SMTP id go30-20020a1709070d9e00b006f42983c371mr24154521ejc.558.1651766205542; Thu, 05 May 2022 08:56:45 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.pdxnet.pdxeng.ch (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id a4-20020aa7d904000000b0042617ba6385sm1009328edr.15.2022.05.05.08.56.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:56:45 -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: [RESEND PATCH v4 4/6] Input: edt-ft5x06 - show model name by sysfs Date: Thu, 5 May 2022 17:56:33 +0200 Message-Id: <20220505155635.419653-5-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220505155635.419653-1-dario.binacchi@amarulasolutions.com> References: <20220505155635.419653-1-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 Sun May 10 10:32:58 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 C9572C433EF for ; Thu, 5 May 2022 15:57:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381572AbiEEQAt (ORCPT ); Thu, 5 May 2022 12:00:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381100AbiEEQAa (ORCPT ); Thu, 5 May 2022 12:00:30 -0400 Received: from mail-ej1-x62e.google.com (mail-ej1-x62e.google.com [IPv6:2a00:1450:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8178B59BA0 for ; Thu, 5 May 2022 08:56:47 -0700 (PDT) Received: by mail-ej1-x62e.google.com with SMTP id dk23so9571845ejb.8 for ; Thu, 05 May 2022 08:56:47 -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=GGOnWmM+dib97LLhpKHFjBcXVhNv1/UEEN1uoYHq/GvckRFSW3S8fQ2sph+fQs2vfT czDyYd5J85wk6QFJUkGtfKAFPEQaUhJstFWjMED9ytYezlk9Cg5VHjdD1cdL5i68xlBn +tgAldMJ8tKuTWK261uHa1OTcHJWslHOn503U= 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=4dReSWIe7cfqyVMc2+23TsUN47wIQbtdoMKmnLMKzHOex33Z2ITjSNt0B0YdccR+KD 3asRG9Yn4Zrmi813Aw2/rdmAEnhibUqG3C4p8g3Mq2AXGcCyDuN1Ffnb9343z/0kyUEc I+RcPP0PzDcyFW3BjtiOX3bMnN7Wi45wa/Ah9VL7LHmrps7MC3tQyzqFq54HgLF0tMdD sOX3z2TnmqjZRtIRlBVYax7qoNmP8gBspb6TRmr2z7z3jB/Lq6TQaMEXNX6iEqVvO5zm yy3OOBsmyxL97IXhkRmnSZPxsQWElbbbMQo8NJQN4SkSJJapAM1fiBQWxGb+gx68BdiT lDmQ== X-Gm-Message-State: AOAM533+KhgVqCM1hoHkf+egcOzCmKA3TygvXEM2z5nJu2xjEztCYeV7 GARP4MzGdNf5MGJ5u1PZx3gAOWtj4z92kg== X-Google-Smtp-Source: ABdhPJwMyoTzc/nq6O2tfeWokNKPST4pIXCEVQB7syXeiQf8s5hEItGNUzvQs8TKQ1pL2oR3hVPmsQ== X-Received: by 2002:a17:906:80d4:b0:6f3:bead:750c with SMTP id a20-20020a17090680d400b006f3bead750cmr27155533ejx.129.1651766206844; Thu, 05 May 2022 08:56:46 -0700 (PDT) Received: from dario-ThinkPad-T14s-Gen-2i.pdxnet.pdxeng.ch (host-87-0-15-73.retail.telecomitalia.it. [87.0.15.73]) by smtp.gmail.com with ESMTPSA id a4-20020aa7d904000000b0042617ba6385sm1009328edr.15.2022.05.05.08.56.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:56:46 -0700 (PDT) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: Dario Binacchi , Michael Trimarchi , Oliver Graute , Dmitry Torokhov , Marco Felsch , Stephan Gerhold , linux-input@vger.kernel.org Subject: [RESEND PATCH v4 5/6] Input: edt-ft5x06 - show firmware version by sysfs Date: Thu, 5 May 2022 17:56:34 +0200 Message-Id: <20220505155635.419653-6-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220505155635.419653-1-dario.binacchi@amarulasolutions.com> References: <20220505155635.419653-1-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 Sun May 10 10:32:58 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 C2CCCC433F5 for ; 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[87.0.15.73]) by smtp.gmail.com with ESMTPSA id a4-20020aa7d904000000b0042617ba6385sm1009328edr.15.2022.05.05.08.56.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 08:56:47 -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: [RESEND PATCH v4 6/6] Input: edt-ft5x06 - show crc and header errors by sysfs Date: Thu, 5 May 2022 17:56:35 +0200 Message-Id: <20220505155635.419653-7-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220505155635.419653-1-dario.binacchi@amarulasolutions.com> References: <20220505155635.419653-1-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