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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4573DC2D0C6 for ; Wed, 11 Dec 2019 16:02:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 129A72073D for ; Wed, 11 Dec 2019 16:02:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576080136; bh=ViHz5u/uWxAOrJktt1S26vphXYtLoGqBe2iwBCprXmk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Xy//wLS1sqlCAGooTKta3h8GZX1MAVQg9DKFBOCi6XXKEjVhfJkWOEP3W2CMewuf9 q6cvL5kF3TIMt+Lz4Wt4rpcbO5iwHPXptgXc0EwK7eouQWjiLmBJT66X4SUxsUVxkg esXL8Kbj8M7Rl3wk6iDISb1frNThF7yucixYs8AE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731125AbfLKQCK (ORCPT ); Wed, 11 Dec 2019 11:02:10 -0500 Received: from mail.kernel.org ([198.145.29.99]:36458 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730718AbfLKPNP (ORCPT ); Wed, 11 Dec 2019 10:13:15 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B98DD208C3; Wed, 11 Dec 2019 15:13:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576077195; bh=ViHz5u/uWxAOrJktt1S26vphXYtLoGqBe2iwBCprXmk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WMmUr6uuHX81ebmL47D4A0pqfLMTDzLNF164li1pay9osVOK+CO4DIIucfrji0ah0 jBsWH/JTPxScloN/WJZTCIrCmuc+6A4oz251/FzuZLxrSkzIAnXmKjTvGTdgPzacUd 9T1eB6SXBx9C9hQYBZ9rHRsuWU8Qs7vOyEKhCSnY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans de Goede , Jiri Kosina , Sasha Levin , linux-input@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 078/134] HID: logitech-hidpp: Silence intermittent get_battery_capacity errors Date: Wed, 11 Dec 2019 10:10:54 -0500 Message-Id: <20191211151150.19073-78-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191211151150.19073-1-sashal@kernel.org> References: <20191211151150.19073-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org From: Hans de Goede [ Upstream commit 61005d65b6c7dcf61c19516e6ebe5acc02d2cdda ] My Logitech M185 (PID:4038) 2.4 GHz wireless HID++ mouse is causing intermittent errors like these in the log: [11091.034857] logitech-hidpp-device 0003:046D:4038.0006: hidpp20_batterylevel_get_battery_capacity: received protocol error 0x09 [12388.031260] logitech-hidpp-device 0003:046D:4038.0006: hidpp20_batterylevel_get_battery_capacity: received protocol error 0x09 [16613.718543] logitech-hidpp-device 0003:046D:4038.0006: hidpp20_batterylevel_get_battery_capacity: received protocol error 0x09 [23529.938728] logitech-hidpp-device 0003:046D:4038.0006: hidpp20_batterylevel_get_battery_capacity: received protocol error 0x09 We are already silencing error-code 0x09 (HIDPP_ERROR_RESOURCE_ERROR) errors in other places, lets do the same in hidpp20_batterylevel_get_battery_capacity to remove these harmless, but scary looking errors from the dmesg output. Signed-off-by: Hans de Goede Signed-off-by: Jiri Kosina Signed-off-by: Sasha Levin --- drivers/hid/hid-logitech-hidpp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index 8e91e2f06cb4f..cd9193078525b 100644 --- a/drivers/hid/hid-logitech-hidpp.c +++ b/drivers/hid/hid-logitech-hidpp.c @@ -1102,6 +1102,9 @@ static int hidpp20_batterylevel_get_battery_capacity(struct hidpp_device *hidpp, ret = hidpp_send_fap_command_sync(hidpp, feature_index, CMD_BATTERY_LEVEL_STATUS_GET_BATTERY_LEVEL_STATUS, NULL, 0, &response); + /* Ignore these intermittent errors */ + if (ret == HIDPP_ERROR_RESOURCE_ERROR) + return -EIO; if (ret > 0) { hid_err(hidpp->hid_dev, "%s: received protocol error 0x%02x\n", __func__, ret); -- 2.20.1