From mboxrd@z Thu Jan 1 00:00:00 1970 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 AD687C433EF for ; Mon, 24 Jan 2022 20:58:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1391587AbiAXU6Q (ORCPT ); Mon, 24 Jan 2022 15:58:16 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:50036 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358894AbiAXUxE (ORCPT ); Mon, 24 Jan 2022 15:53:04 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id D732AB80FA3; Mon, 24 Jan 2022 20:53:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0BB8C340E5; Mon, 24 Jan 2022 20:53:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1643057581; bh=KIinkNyzt4ugcO55WTubE68+yAEKo88iRuWUobe4O7E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nWqZ7aoKx2+JCdiS6tSLs00XHfrkZ/ShzHpXAdYrrcGXd23bddO2ueMPCZeoRX/xJ Cd/Ho9kJBgodvqhIw86kpgHtB8s6D7x9DOf446WUff7N4hr+Rv2qvnmCGBQHJ51Iek KvVNV86hRoq+B8pcS8coiVHiE+wOpBpuJeYS9bzM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Karl Kurbjun , Jiri Kosina Subject: [PATCH 5.16 0003/1039] HID: Ignore battery for Elan touchscreen on HP Envy X360 15t-dr100 Date: Mon, 24 Jan 2022 19:29:52 +0100 Message-Id: <20220124184125.251451486@linuxfoundation.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220124184125.121143506@linuxfoundation.org> References: <20220124184125.121143506@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Karl Kurbjun commit f3193ea1b6779023334faa72b214ece457e02656 upstream. Battery status on Elan tablet driver is reported for the HP ENVY x360 15t-dr100. There is no separate battery for the Elan controller resulting in a battery level report of 0% or 1% depending on whether a stylus has interacted with the screen. These low battery level reports causes a variety of bad behavior in desktop environments. This patch adds the appropriate quirk to indicate that the batery status is unused for this target. Cc: stable@vger.kernel.org Signed-off-by: Karl Kurbjun Signed-off-by: Jiri Kosina Signed-off-by: Greg Kroah-Hartman --- drivers/hid/hid-ids.h | 1 + drivers/hid/hid-input.c | 2 ++ 2 files changed, 3 insertions(+) --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -398,6 +398,7 @@ #define USB_DEVICE_ID_HP_X2 0x074d #define USB_DEVICE_ID_HP_X2_10_COVER 0x0755 #define I2C_DEVICE_ID_HP_ENVY_X360_15 0x2d05 +#define I2C_DEVICE_ID_HP_ENVY_X360_15T_DR100 0x29CF #define I2C_DEVICE_ID_HP_SPECTRE_X360_15 0x2817 #define USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN 0x2544 #define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN 0x2706 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -329,6 +329,8 @@ static const struct hid_device_id hid_ba HID_BATTERY_QUIRK_IGNORE }, { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_HP_ENVY_X360_15), HID_BATTERY_QUIRK_IGNORE }, + { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_HP_ENVY_X360_15T_DR100), + HID_BATTERY_QUIRK_IGNORE }, { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_HP_SPECTRE_X360_15), HID_BATTERY_QUIRK_IGNORE }, { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_SURFACE_GO_TOUCHSCREEN),