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([42.116.8.116]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71afc9390adsm2462546b3a.134.2024.09.25.03.03.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Sep 2024 03:03:24 -0700 (PDT) From: Aleksandrs Vinarskis To: Jiri Kosina , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Benjamin Tissoires , Aleksandrs Vinarskis Subject: [PATCH v1 1/2] HID: i2c-hid: introduce re-power-on quirk Date: Wed, 25 Sep 2024 12:01:59 +0200 Message-ID: <20240925100303.9112-2-alex.vinarskis@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240925100303.9112-1-alex.vinarskis@gmail.com> References: <20240925100303.9112-1-alex.vinarskis@gmail.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 It appears some keyboards from vendor 'QTEC' will not work properly until suspend & resume. Empirically narrowed down to solution of re-sending power on command _after_ initialization was completed before the end of initial probing. Signed-off-by: Aleksandrs Vinarskis --- drivers/hid/i2c-hid/i2c-hid-core.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 632eaf9e11a6..087ca2474176 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -50,6 +50,7 @@ #define I2C_HID_QUIRK_BAD_INPUT_SIZE BIT(3) #define I2C_HID_QUIRK_NO_WAKEUP_AFTER_RESET BIT(4) #define I2C_HID_QUIRK_NO_SLEEP_ON_SUSPEND BIT(5) +#define I2C_HID_QUIRK_RE_POWER_ON BIT(6) /* Command opcodes */ #define I2C_HID_OPCODE_RESET 0x01 @@ -1048,7 +1049,11 @@ static int i2c_hid_core_register_hid(struct i2c_hid *ihid) return ret; } - return 0; + /* At least some QTEC devices need this after initialization */ + if (ihid->quirks & I2C_HID_QUIRK_RE_POWER_ON) + ret = i2c_hid_set_power(ihid, I2C_HID_PWR_ON); + + return ret; } static int i2c_hid_core_probe_panel_follower(struct i2c_hid *ihid) From patchwork Wed Sep 25 10:02:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aleksandrs Vinarskis X-Patchwork-Id: 13811835 X-Patchwork-Delegate: jikos@jikos.cz Received: from mail-pf1-f178.google.com (mail-pf1-f178.google.com [209.85.210.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 260D4186E57; Wed, 25 Sep 2024 10:03:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727258609; cv=none; b=SDnONZlV0KXvT0Vd9JWwUCsMLKvSKbEY0qEf4WDEMeMO2hOOixxYWOXi6MD5F4ju50aMp9LkrDBuQYIIZYqqryaEygfAHqOSvNXbUqwbex/77/cebsWtVgazjjuTkl//CGL9yCqSC32v+YtMJo2YNZaNIjeuSZiW2ykT2mzkj88= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727258609; c=relaxed/simple; bh=KS+wcQ5/2bQLSmXDSLBEXi59cp/2TPdoiegryyueNcQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tDHZZd3AiCe48/38EpLCwLKDGz41euKke77dwzb72/JmJa7TTb7yGkMwnl5+nl1Exp/6X4r2b9YC0xYJ30WwqCxr4U3niBoa3/CeS1sOUKHz/oI2UbWNoOocZjM+NzPEo+PA/DuM+p+HLL3C56bif7FlcflZwyKVOY+1wvFYjis= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=PyRjc3Vi; arc=none smtp.client-ip=209.85.210.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="PyRjc3Vi" Received: by mail-pf1-f178.google.com with SMTP id d2e1a72fcca58-71b0d1c74bbso368006b3a.0; Wed, 25 Sep 2024 03:03:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1727258607; x=1727863407; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=a/z6OoeWeOO+JZ6GztQP6f37z0vBheTgUHQgTElxq/g=; b=PyRjc3VitluzJj6fpaSQQtyX60yIY+Dpja2WTmvI/BvX7qBBvxdXBf1mYN92Jmi1zl mk3bCV/rvAREgbkOUG/+XzGmJ8+ahLHH8fduW6wSZ7JnHNxnn0GiUili8rVrt9bEU/jI sGaWfgkmQJr+gFzQNPJ2dwQFKEclKgI8nWyfuIKmkDOHYC987tBh032cSk17lEaUrwFH Ybv6VZ6VfKb2eWNJKTmYd0hTFjgqgKuCj+dgwuwbiYzEbPo3Wd47oIkMunZRl/GLX48Y uJyNusc4oyygKE9bnES1XINdhEP64VKqxxnbGjzD0IvMeHJ1d+y/Fc+YxHF9lDD0Y4ze 1t1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727258607; x=1727863407; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=a/z6OoeWeOO+JZ6GztQP6f37z0vBheTgUHQgTElxq/g=; b=gJfhHn72n8tIUX3mLo7vPDmHBKu0ALN9lNTgrVwfe4+aFBjALSnl2+LjsKVGGjKktr +yI6ZTNoj317jv+mTQpuav4Lxhf4Diwo9f4EwPyjlNizGCR5KspiXy7rPHcxJfaUGn9V c0V561ne6MbA2lv54a+pT5FsCB41LCWtmgnoqekio7cLKNdEyeKEdWTvoOV076u8CdIw ivJ3MdzHdUVVU8HBkitT9g/YI3EpefJYMU7X65toALwGr7jbRD1ttW1RX/yJDaVvYXep R04YksEGkN516XhAhBmuczW+qF1gOki8u1jATPCHw/VFp9B0QcJYYwPbCzlcWTml6Yt/ Ut0Q== X-Forwarded-Encrypted: i=1; AJvYcCU3QUWjA1fkMPZnDlSr995Y/HEUNmL3xu5e/As76V7YZ2O1xbRt/y65GqMPGg/M4doJ2TukjisgSYQKcvg2@vger.kernel.org, AJvYcCWsLQTNJIUehOlk7tF9Cq6n5MDOMmCfSbYhawXYXhT/z8ZRBY4TW8YjHPXsexe7/uu+IZIXW0Kplhiymw==@vger.kernel.org X-Gm-Message-State: AOJu0YyG61NgajGQ/MEyu/KbfbG/6IdX7XeOEUk4dd0ounDfsV63GRzH 3N71N9Ns1pStOzD8yzOO6uJWnZNBVSlelzxyz4CgYkgiTUVuGS8= X-Google-Smtp-Source: AGHT+IGs5o7Mf1ub+jT02yLfEoCW4MJzJbjfluElSdE9oeBI4YgvQep48FtbEP48tx+fL73ne6CeQA== X-Received: by 2002:a05:6a00:170d:b0:718:dd89:a1db with SMTP id d2e1a72fcca58-71b0ac7ff5fmr2995908b3a.28.1727258607204; Wed, 25 Sep 2024 03:03:27 -0700 (PDT) Received: from localhost.. ([42.116.8.116]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71afc9390adsm2462546b3a.134.2024.09.25.03.03.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Sep 2024 03:03:26 -0700 (PDT) From: Aleksandrs Vinarskis To: Jiri Kosina , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Benjamin Tissoires , Aleksandrs Vinarskis Subject: [PATCH v1 2/2] HID: i2c-hid: introduce qtec vendor, enable re-power-on quirk Date: Wed, 25 Sep 2024 12:02:00 +0200 Message-ID: <20240925100303.9112-3-alex.vinarskis@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240925100303.9112-1-alex.vinarskis@gmail.com> References: <20240925100303.9112-1-alex.vinarskis@gmail.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This solves keyboard not working until suspend&resume issue on Dell XPS 9345 13" (codenamed 'tributo'). Signed-off-by: Aleksandrs Vinarskis --- drivers/hid/hid-ids.h | 2 ++ drivers/hid/i2c-hid/i2c-hid-core.c | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 72d56ee7ce1b..a99b5a138128 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -1091,6 +1091,8 @@ #define USB_VENDOR_ID_PRODIGE 0x05af #define USB_DEVICE_ID_PRODIGE_CORDLESS 0x3062 +#define I2C_VENDOR_ID_QTEC 0x6243 + #define USB_VENDOR_ID_QUANTA 0x0408 #define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH 0x3000 #define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001 0x3001 diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 087ca2474176..1e4f478cf878 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -134,6 +134,11 @@ static const struct i2c_hid_quirks { I2C_HID_QUIRK_BAD_INPUT_SIZE }, { I2C_VENDOR_ID_CIRQUE, I2C_PRODUCT_ID_CIRQUE_1063, I2C_HID_QUIRK_NO_SLEEP_ON_SUSPEND }, + /* + * Without additional power on command, at least some QTEC devices send garbage + */ + { I2C_VENDOR_ID_QTEC, HID_ANY_ID, + I2C_HID_QUIRK_RE_POWER_ON }, /* * Sending the wakeup after reset actually break ELAN touchscreen controller */