From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C2A352EAEA; Wed, 23 Oct 2024 15:15:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729696516; cv=none; b=SPEZKBNUp2UtM6GGsLUI8lZLrNLrqP8u50MXbrFik80tHeJB6NiTqV6/Sn0Hp54alPl3Dya/pO3YZ/UDSLf4dZT0pXJ8ti2dUa1PIfgTXB6W8rwl25/4WiIKQJLVQgI3s/oLCkErZ1heJ27IolnA+33DlrOwXg526bsbj5SRrIU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729696516; c=relaxed/simple; bh=eN8F/lNDkjIAfUB0JM4j0vPqOsiKHYVixWKxi/Pt1pQ=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=Gn+RZ7qDvbYDGbuV+G+eVvS4Y2882z+6tQyS62+Laue0ZGMRlO89H1bvSeZUkmvW1oyYU1NaRWhhz7ARMh4yCOYcKPtjEeVxEWA8WhqQA+2zQe4xyS+sQzW2USCxVIqlOAHTwZyZQbZ2WPNzn0VgnQ1zzlYgbErETHuzTbUKrTc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TG+6cHH1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TG+6cHH1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 10073C4CEC6; Wed, 23 Oct 2024 15:15:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729696516; bh=eN8F/lNDkjIAfUB0JM4j0vPqOsiKHYVixWKxi/Pt1pQ=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=TG+6cHH1+2xLbh2vi1zJtsnou/pAIZQLsuo22e4xHmh/goTCkLgpGqDRnV5Lu7/cz sJgGvRBpKTwqq+GbMRNbQY+7iVfUHEsDh1tVqS5ya6Httoz9alp1HUi+Ue7IZcslAW dauJSlRUKWwnZpFOe441ybpb5NI67PvFbMRdwI+dHotS8+cOizF2/a7gmucWmxepOJ j+BkzNm7tMF0K8W2H+cWyYkyc3jqunBWpKB9m2wYWXPCU0ssaWQxLHmYfG8eKdufh4 Xngd8gMBsw34e+MbFQidmS7VTdwFiUlkFOzMd9++PXJbh6HSNNVdaRKmmUSGlCx63c b9C1xODOKVipQ== Date: Wed, 23 Oct 2024 10:15:14 -0500 From: Bjorn Helgaas To: Jinjian Song Cc: chandrashekar.devegowda@intel.com, chiranjeevi.rapolu@linux.intel.com, haijun.liu@mediatek.com, m.chetan.kumar@linux.intel.com, ricardo.martinez@linux.intel.com, loic.poulain@linaro.org, ryazanov.s.a@gmail.com, johannes@sipsolutions.net, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-doc@vger.kernel.org, angelogioacchino.delregno@collabora.com, linux-arm-kernel@lists.infradead.org, matthias.bgg@gmail.com, corbet@lwn.net, linux-mediatek@lists.infradead.org, danielwinkler@google.com, korneld@google.com, Jinjian Song Subject: Re: [net-next,RESEND v6 2/2] net: wwan: t7xx: Add debug port Message-ID: <20241023151514.GA888712@bhelgaas> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241021121934.16317-3-jinjian.song@fibocom.com> On Mon, Oct 21, 2024 at 08:19:34PM +0800, Jinjian Song wrote: > From: Jinjian Song > > Add support for userspace to switch on the debug port(ADB,MIPC). > - ADB port: /dev/wwan0adb0 > - MIPC port: /dev/wwan0mipc0 > > Application can use ADB (Android Debg Bridge) port to implement > functions (shell, pull, push ...) by ADB protocol commands. > E.g., ADB commands: > - A_OPEN: OPEN(local-id, 0, "destination") > - A_WRTE: WRITE(local-id, remote-id, "data") > - A_OKEY: READY(local-id, remote-id, "") > - A_CLSE: CLOSE(local-id, remote-id, "") s/Debg/Debug/ > Link: https://android.googlesource.com/platform/packages/modules/adb/+/refs/heads/main/README.md > > Application can use MIPC (Modem Information Process Center) port > to debug antenna tunner or noise profiling through this MTK modem > diagnostic interface. s/tunner/tuner/ > +++ b/Documentation/networking/device_drivers/wwan/t7xx.rst > @@ -67,6 +67,28 @@ Write from userspace to set the device mode. > :: > $ echo fastboot_switching > /sys/bus/pci/devices/${bdf}/t7xx_mode > > +t7xx_port_mode > +-------------- > +The sysfs interface provides userspace with access to the port mode, this interface > +supports read and write operations. This file is not completely consistent, but 90% of it fits in 80 columns, so I would make your additions fit also. From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from APC01-PSA-obe.outbound.protection.outlook.com (mail-psaapc01on2128.outbound.protection.outlook.com [40.107.255.128]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B958A17278D; Thu, 24 Oct 2024 10:07:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.255.128 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729764470; cv=fail; b=KsQR0EorstHkfUvZdqXVA+DuBFRU4HtJ0lRfNDb/z2Mmo/x+kT2awAETOLolboeg+EjFwKAQeShcTKgcogLNCqMd7aLKSaMTuFLo1EtzHP/BUqiqSF5i/g4hG5Xoy7J+80hobLbJWxNWhQP/kJu61Hsp+m9MMQMOkB8asa8hhiY= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729764470; c=relaxed/simple; bh=B6CrHdx045MIaqRJdHQMK9oJgszWfJoCVl8jHEbmTU0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:Content-Disposition:MIME-Version; b=n9+cfp3GFyx68H6jdK+5bdwEsc3/5CL7GeZO5RUJ0HgZaHX+20tRgU9l0SqUP0w8AwcvLwaa9kqxAq9KBkYjsNtjtoaW0hFkBmELPRt6vL0nuR06o9fz0rmEnVgaE7uD+A+14gO3SBXY+Fw3NIF8IeC1gSqWtM8/Bfx3gGr+asM= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=fibocom.com; spf=pass smtp.mailfrom=fibocom.com; dkim=pass (1024-bit key) header.d=fibocomcorp.onmicrosoft.com header.i=@fibocomcorp.onmicrosoft.com header.b=HlFL6GpG; arc=fail smtp.client-ip=40.107.255.128 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=fibocom.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fibocom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=fibocomcorp.onmicrosoft.com header.i=@fibocomcorp.onmicrosoft.com header.b="HlFL6GpG" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=f+fdJTN2TjWH7o9HF6e95VoyHo5BWx5IEw35mtmo/CwpczNOfGA2+uQDmIkivvxeG2PTfJLyFp7Xk828MI/+sjLCX5VDs5EttGXmIsl1UInupJjCoJv37wr4zVnFnaptO1dWdHzYKcDSAbobAgU1OSYxDf3Zyqy95Ud5aa9PO+JCB62Q8CQSy5IeJd1hoPICH/cMZwUQPSiXjvB7V8qnJSUZg9dxEM0icBh6AGgZzWxDExvibCzWrupr/csTZvrM+1AROFGz9+zO0aEcXBpy6X77HH85GG9WScW3jDs72SskCWlWZ4DyOwYQDdFbaIZizhKoZLSsTFaZFWObrN+Q2A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=jjYDzjZEYLgCTWa0oP3QmzRVlQqrbWbHzi5nVls3nns=; b=u9jmBCUupM8drc+NghIEO1ZVj+cOpJKkg+yeA9dm/3SfKwP75VzvgAHolOBZxG97SmPgNrfLs54LnDiC/7rRT9x2B2maWZjp0fa65/BqJbVAomK6uocTg0GnbIzEqkO8063wsmuhalhPV+8ufFZcvznvjrtwOaQG9b5RZIwasVE7Lm3zZEj7EBL10KqyhiGebQ0SHQDRMPi7zRk5NE6rBpg3ScJ/k5PESaUncCT84geOl4VXU3qt+EdhU6Xjw1qss84F8xXY6YKKrocEAt39zEYOeIetFD/25dlOxoeVJF6T6jHvV5iHYgVTSsPjTsIOF+iRiHbnQuyVW6eddcKnqA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=fibocom.com; dmarc=pass action=none header.from=fibocom.com; dkim=pass header.d=fibocom.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fibocomcorp.onmicrosoft.com; s=selector1-fibocomcorp-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=jjYDzjZEYLgCTWa0oP3QmzRVlQqrbWbHzi5nVls3nns=; b=HlFL6GpGA9ANrLwv4lfx8dbS2ey3swrK2cmjQA37VUDbz5o1PYbtMC0FLlLJJu7vSamObnxxtvbvAEVPBcgqtrXDG06H/Odplaa8MhAQE0zW9M3WhzSneMTy9xJBFrmVIUsPZSsrVwIoEhrnJKncwnGWaW8DrcHh1of/wU3jJbQ= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=fibocom.com; Received: from TY0PR02MB5766.apcprd02.prod.outlook.com (2603:1096:400:1b5::6) by SG2PR02MB5652.apcprd02.prod.outlook.com (2603:1096:4:1cc::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8093.17; Thu, 24 Oct 2024 10:07:44 +0000 Received: from TY0PR02MB5766.apcprd02.prod.outlook.com ([fe80::f53d:47b:3b04:9a8b]) by TY0PR02MB5766.apcprd02.prod.outlook.com ([fe80::f53d:47b:3b04:9a8b%4]) with mapi id 15.20.8069.027; Thu, 24 Oct 2024 10:07:43 +0000 From: Jinjian Song To: helgaas@kernel.org Cc: angelogioacchino.delregno@collabora.com, chandrashekar.devegowda@intel.com, chiranjeevi.rapolu@linux.intel.com, corbet@lwn.net, danielwinkler@google.com, davem@davemloft.net, edumazet@google.com, haijun.liu@mediatek.com, jinjian.song@fibocom.com, johannes@sipsolutions.net, korneld@google.com, kuba@kernel.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, loic.poulain@linaro.org, m.chetan.kumar@linux.intel.com, matthias.bgg@gmail.com, netdev@vger.kernel.org, pabeni@redhat.com, ricardo.martinez@linux.intel.com, ryazanov.s.a@gmail.com, songjinjian@hotmail.com Subject: Re: [net-next,RESEND v6 2/2] net: wwan: t7xx: Add debug port Date: Thu, 24 Oct 2024 18:07:25 +0800 Message-ID: <20241023151514.GA888712@bhelgaas> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241023151514.GA888712@bhelgaas> References: <20241023151514.GA888712@bhelgaas> Precedence: bulk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: 8bit X-ClientProxiedBy: SG2PR01CA0166.apcprd01.prod.exchangelabs.com (2603:1096:4:28::22) To TY0PR02MB5766.apcprd02.prod.outlook.com (2603:1096:400:1b5::6) Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TY0PR02MB5766:EE_|SG2PR02MB5652:EE_ X-MS-Office365-Filtering-Correlation-Id: 12f0e56d-1daa-4c35-48a5-08dcf413b3ae X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|7416014|376014|4022899009|366016|1800799024|38350700014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?uk4GGuMV17uTeWvHeTjiFIw+YrfLiF5is8aATwbAN3W2Blt6BSSAYN442kbR?= =?us-ascii?Q?/yg96t3bPqrPByhC0N0KDYjMybaeFeGckW1JjceLmmQg6MGcCp77V4HVYRM6?= =?us-ascii?Q?/ODLmH8UAbIiXpCEJ+SlxRiqc95L2Iz3YF9RBRYkWfzg3V6VS8QbZdXwrbIA?= =?us-ascii?Q?5eg7DRQFRU6YXXmLiad5u/LyJ0fUG+O9yt6s03b8LYx2DrNaXOVukZNH4Lzd?= =?us-ascii?Q?QayR3E/n480TNnGfDOxUK+SM88kiiJ+Z1nnBtusPocIDjDm7fFsnZInBjKL8?= =?us-ascii?Q?IyK0gOvhZAlWYb1BSynGtGo+fT3YfCzr3L9XbK/OZQhY5j5g28aOb79P/t0y?= =?us-ascii?Q?mWCNldeYlV1vg5zq+4p265vH0YeZvfsy4nLsS9e0SUUUrGOvvNZI0KJ9FRlt?= =?us-ascii?Q?a4ysgWwTxW8K4jSFKl6JwoW06SWzrWVzpy89kxPwh512m42onqkhg05WNgIV?= =?us-ascii?Q?MxGKUe1D0cW+aTw+VMja3+UrkzsG7tTpBOMjzI5sNyyrruMr1stpFZkU0rsW?= =?us-ascii?Q?LVYr/Uh+Lp5V+zOEki08tS7KmvH+NqAiXPXn39/mFahikWBEe3DYpwUz7+Bi?= =?us-ascii?Q?8uvRYGWAOxd5Pl7eisRIzyHNf0fNiLtwlpEfqnC8xO+ToFAvH9fJGq6UqU5F?= =?us-ascii?Q?cBj1UTvOiF8sHzyT8WHGsz1PMxfNtZkHZp0ugYbeXkKCVxQZ7C0kYNwbcxsW?= =?us-ascii?Q?6MjF9VnMnRSdYEHV4V+fK4sLbwurZjXr6SA0ZuiidqvUwSjFJgZ1f/s6biqK?= =?us-ascii?Q?cIWaKkM8w7kENGw0TNt/I4vUsWRVMsxiIuv8Zfbc+JacYokvPIZnAfKbGYEJ?= =?us-ascii?Q?2LetOMeZElPHe+Ok3iWkaYbt84KykALeMbFDzGm2b75+ocpDLENZYNUCbRMR?= =?us-ascii?Q?OjDLlrICVcVLX4NlffDzE/5WvB1Y1iZvXICrDTa3EO9ppj0AksJtPJf+vpLR?= =?us-ascii?Q?UyVkLVbz6MvqfKPQsewCy/S5NOcWmS0mtdNYl4bYcVS54ub5WpbG74tm4NjA?= =?us-ascii?Q?MczS/tZNjBPxOzuVxF+lrb3HReMqwESqmDQR6QyWgcQc1MccL18IUzF26BSf?= =?us-ascii?Q?63+MKoW9IrtekDGeQR+DzUYfyvTOWXWANZAGAmFhE/ynwKWkVSO0ZwCAabp7?= =?us-ascii?Q?jXA7GoH9XnpNqRMxNZDFbQ8GkT8IRcUeBYjCd092JQhavTlRIILiNREpXpCT?= =?us-ascii?Q?lNCMc3JFDte7MNa2eYGtVVIX52BNW+x0yy9t2o6GTPLcX9IOnW2HxftxUd1D?= =?us-ascii?Q?C2hpbTVtzGMWzW4JDkmFMC4kVvYtppVMM9+U82rmxwR8G1lzaegO6ukO0xwQ?= =?us-ascii?Q?tZAHCzP4qaFsKpoWwIiB7bBI?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:TY0PR02MB5766.apcprd02.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(52116014)(7416014)(376014)(4022899009)(366016)(1800799024)(38350700014);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?2ubHdN1PP1RIo68eNzd+7gHhZ4UzHr+TFzR9OiPIabnRaaF/JcH8195VSZl/?= =?us-ascii?Q?w7qWlF4dP81qDb2EILN3UvwKEMMfDvCBdiha8qTLkAGLG3irB8K9NhL78W2F?= =?us-ascii?Q?FpQzVJ+v8KoBzF8ObsF6ATadhsYUIMkm7lbWPSaYHXjgLP4JMkpAICnNiNmG?= =?us-ascii?Q?7B9/W3n3xHUJOt/eOAXhqxW1hg1k09Q6cv9LlP1L5HpfB38ZE83QvAgN7KdJ?= =?us-ascii?Q?NLuil4Xzkq2AUhFn4ijacyEN7DF4VhCOGjklzhguE3WpKpSvnaVZHP52rkk9?= =?us-ascii?Q?6jFUPSQJfBajMBtxyyKxKHb8DfmLrXLcAnvp8YVr+rxuGjWdEWYFsz15vC9Q?= =?us-ascii?Q?cazQcTvK4H1h2A6yerhi0OBqX55nM4doIOFXp8zkn4Ws+7Ai/Ii9xd7uQRDZ?= =?us-ascii?Q?4vn47XqSPzd398OupfGYaBK+iAKqWmIcgvx7WcmhJz5VKDvGT8L1yDj2sNLl?= =?us-ascii?Q?NFJC9if1MAM2KsB38C8iCCvA2mILd3LRvk/AUJFaeOYr04pojFknwXifVbD8?= =?us-ascii?Q?PrhIQFd4YpGS3LZtTjXKHUyCeoPBe5USLW8JutvuTB840d6K+OxzzFkyT+OC?= =?us-ascii?Q?rMGRWghZBPkns7GUw9av746NikA6Wzfz55UATbRB7NLnPeRK2wlyD7de4IvO?= =?us-ascii?Q?jfqV+acLfADGf1gaJ/sEmKiQ1cmYk0mUm3fzTUwEIoBSNi4AilgQDeIAKYc2?= =?us-ascii?Q?YWqaVZuXNCd2IW8HVPsg6AWWJMax4N9MUEmtwWkhDx6MAsRjYMBgFg+TweWI?= =?us-ascii?Q?MO7V6f+ASeCGS5YfxYY41dB1l4r2BZraj8DC1Fx3TX8ceTI7IrIJOixeY2s3?= =?us-ascii?Q?gJ0+RsMSWjWJp/87uyEbsCkm9Dr5C4rpfxI9Mrk1bcRcD0BG7oY9obWqV0M+?= =?us-ascii?Q?E2DptPjievxuWtVKs/tZhaef7MxN2fm4BH5pIx2Sq2jMNQ8jNDBkznjOgnMk?= =?us-ascii?Q?chaCYPhSu3Gd62TmCFKEFvR9OLJbyEVE7WmKVQsGnqfYmUVZyf2V6NWy/d+7?= =?us-ascii?Q?pqKfnp1WC94Mo4pd4ep4R/dqc75OpnZ+TjzQvLgPu88sjIZAmGKxe8NQSS62?= =?us-ascii?Q?0uXVExSZg9LW8mQeHWi5I4L6N92muA2b6XeurBvdYk8bPw2YEw+ESuX6K2+4?= =?us-ascii?Q?8wn5OUWI4f19TS/hznclHnqPFMH/OBOxAvcSh49r91eQ4hlxvC5IOCeW36lB?= =?us-ascii?Q?/ChtRAJTjJDC8sKrK2j0omFa5LxwEDGSv3U/Q8ntQqhsJOBD0dSbZIJkCsey?= =?us-ascii?Q?AF2QL43RmWnFNMCm9X8lD68lGEQlOyxq4QoS+9aYAiGYYAne3BlYfFtxLipR?= =?us-ascii?Q?YT6gbnSsjZ9cAIAFAiySaMK6gwl63h3x0/TBfp1PtNOPrtsHrkp2NYhE7lwc?= =?us-ascii?Q?VwgHNDQMW1IUvAxnDH8eW4I5LM5MrUtmr+VI8FolxhJrJksRv7ecV4bYg/gK?= =?us-ascii?Q?poeRrXF0DcP+U86N9MlawERyR8GP3x0LLThV5x0JTI/ptRfj1PoRfOEDueXK?= =?us-ascii?Q?PSmu7009PKUryHVSsXESSZm0Q0NkT7xiujdUZuBngCvf5f7kgx/i78SCnpF2?= =?us-ascii?Q?IDUTUlIG8HAHp/yDMxvRASgLsHlf/Aa02G803a/UlBSDE7CitpYXTAhSh/za?= =?us-ascii?Q?4g=3D=3D?= X-OriginatorOrg: fibocom.com X-MS-Exchange-CrossTenant-Network-Message-Id: 12f0e56d-1daa-4c35-48a5-08dcf413b3ae X-MS-Exchange-CrossTenant-AuthSource: TY0PR02MB5766.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Oct 2024 10:07:43.9326 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 889bfe61-8c21-436b-bc07-3908050c8236 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: vKE8hfWHGuPPscSvDgdFL0n8Ttj7v8sOM00/Xykh/ekHN5pi6vZ6ecZfsY9FWUz4/QGh8pO4Ew9Rv8y39Thd5/zEvhCm+QqTcWUShjfKntw= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SG2PR02MB5652 Message-ID: <20241024100725.k-4QQKNWwotRw-2s_e5LOtbiBrkAAG3agWB8c7mzWoU@z> >On Mon, Oct 21, 2024 at 08:19:34PM +0800, Jinjian Song wrote: >> From: Jinjian Song >> >> Add support for userspace to switch on the debug port(ADB,MIPC). >> - ADB port: /dev/wwan0adb0 >> - MIPC port: /dev/wwan0mipc0 >> >> Application can use ADB (Android Debg Bridge) port to implement >> functions (shell, pull, push ...) by ADB protocol commands. >> E.g., ADB commands: >> - A_OPEN: OPEN(local-id, 0, "destination") >> - A_WRTE: WRITE(local-id, remote-id, "data") >> - A_OKEY: READY(local-id, remote-id, "") >> - A_CLSE: CLOSE(local-id, remote-id, "") > >s/Debg/Debug/ Got it, thanks. >> Link: https://android.googlesource.com/platform/packages/modules/adb/+/refs/heads/main/README.md >> >> Application can use MIPC (Modem Information Process Center) port >> to debug antenna tunner or noise profiling through this MTK modem >> diagnostic interface. > >s/tunner/tuner/ Got it, thanks. >> +++ b/Documentation/networking/device_drivers/wwan/t7xx.rst >> @@ -67,6 +67,28 @@ Write from userspace to set the device mode. >> :: >> $ echo fastboot_switching > /sys/bus/pci/devices/${bdf}/t7xx_mode >> >> +t7xx_port_mode >> +-------------- >> +The sysfs interface provides userspace with access to the port mode, this interface >> +supports read and write operations. > >This file is not completely consistent, but 90% of it fits in 80 >columns, so I would make your additions fit also. > Please let me change this file. Best Regards, Jinjian