From nobody Sun Feb 8 15:28:37 2026 Received: from EUR03-AM7-obe.outbound.protection.outlook.com (mail-am7eur03on2076.outbound.protection.outlook.com [40.107.105.76]) (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 7B641209679; Fri, 10 Jan 2025 06:15:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.105.76 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736489729; cv=fail; b=hHnzRkcaGqCucuVowuJ3OGTdRsepw1tFb3G9kux36zbf2Ej9tNOkeZ602G02EJX4pYeOp9AuB7IoDyMBtrpDVaFRUGfoEQPIR79hUaIwI3Gz8WwF0eOMPrKBISgBHX4/rmW8LPMg3k6RuqEfyG/Lw7CPV0ZHlEvwjNFCnvrCm7M= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736489729; c=relaxed/simple; bh=4YppXkRpntjW4JMKuXrhjQZu2fW+g0VoGsw1fmzaiNk=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=CDS40F1Ve5BQtL+LNl+cq4wPSU97pIU4o71R9Jww36fT4LZEdeA2SXWEPIO5cvx5iaLABFx9kx/NPdP0RwzeuahvGFIc0hmj3Sdsd4fxK8r0MfPcavCMUzcKRXW/VjDS5YXhCLZFO3BFU1ujvGlbb4qHkM9dgcdv/N9Ko6p799o= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=mt.com; spf=pass smtp.mailfrom=mt.com; dkim=pass (2048-bit key) header.d=mt.com header.i=@mt.com header.b=FKC2rPmH; arc=fail smtp.client-ip=40.107.105.76 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=mt.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mt.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mt.com header.i=@mt.com header.b="FKC2rPmH" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=nL7a/a6JTbu5g3hRFD8UP/jVSREj2BpUUWmJ0xdZmemAHcGPLJq2pvKrbS9DEO25mPqbOpIxJCif94EnnzpdwEF9JmsKItOnHzvEWopFJLQM7A5NEn7ZB4SY95i6PN6Jorxn2S8ZeMxXFobb9M2B5q1nU1WrfOqkugOlzZgGvzlYt9QRKyi6LS9GZJoQNEL2otsfCq/7AY+KrWilkzWw+LC9j80mFtXuq5BjhYKPWxpdZe4INkpisEBBHpOTmTdQSFPznOvaLl4x/5NNNSHHhVw53rZBqG8IuKNUVmodbFeDBV9Ie6YG5FRK26CvdAAGD16SKMZ99XEerjb022gRgw== 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=QtPRXhrh9ZkdqmHGA9gf8siy0eikgrGnI2MefmBXuhs=; b=j/tJAiMDb4LX0e+f3fcEARoZ+6N3aSlRb1djZNl5V8E20sISRx2PsZaAaOTqXuLouomE3/CESi3Pi/FzFg5Sm82CFjmPQVXMIVGEhikwvvNYYXR5FEacgwmzHFIW03EwrcBug6XnLIwkMl5jwuYUNdKzwY7PpL7NGTShiUSEL6zKiOUAg8flabp5twBXEIQHWy3seek2XRIf/S+ON27ecjCVia/d0koDTcWMI/1m5VU5VjSCRL6B4M94d/mnPcQ2DqShbuIIxgSdgHIFA4a3Emvu2PXC9S+HR60/b2mxN27AsjjIIkHqm5zVnr+MM3zUl8i3siYRgZQ6pfn9VzJg9g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=mt.com; dmarc=pass action=none header.from=mt.com; dkim=pass header.d=mt.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mt.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=QtPRXhrh9ZkdqmHGA9gf8siy0eikgrGnI2MefmBXuhs=; b=FKC2rPmHCYPEJEBLfBFG0DjeMtmPuduQDTn4xOW/wdky8g6Jan4tZttODvDp+uuBlvxyVV105N2CKnREhRzvh07bSV+liu7lzgY3vQX4TrUKbjjcPJw0UcgoIG8SMEVGfyzqzxua7BAX5BV/ZulsA4T9CVQDYda7c7ETcTN8eUNitMw7y3RSXbGOQr5morXfW3+Gg9zZrHmI2jnYibfaCVFn1tE4d7alMAmvUsGI5NmUWa5l60kbXA5K9fesK+trocPAhGIJsoZ/19VmkL+Ed12+oyVDD7ASr/Y4Vbos3VnPzkaZz2NlJjYPlyGVNydz+At8JjhVUtdHXckNgJay+Q== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=mt.com; Received: from DBBPR03MB5399.eurprd03.prod.outlook.com (2603:10a6:10:f5::22) by AS8PR03MB6776.eurprd03.prod.outlook.com (2603:10a6:20b:29c::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8335.13; Fri, 10 Jan 2025 06:15:25 +0000 Received: from DBBPR03MB5399.eurprd03.prod.outlook.com ([fe80::2fec:64f5:1893:f53a]) by DBBPR03MB5399.eurprd03.prod.outlook.com ([fe80::2fec:64f5:1893:f53a%3]) with mapi id 15.20.8335.011; Fri, 10 Jan 2025 06:15:25 +0000 From: Markus Burri To: linux-kernel@vger.kernel.org Cc: Markus Burri , Alexandre Belloni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Marek Vasut , linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, Manuel Traut Subject: [PATCH v1 7/7] rtc-rv8803: extend sysfs to read ts-event and buffer status Date: Fri, 10 Jan 2025 07:14:01 +0100 Message-Id: <20250110061401.358371-8-markus.burri@mt.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250110061401.358371-1-markus.burri@mt.com> References: <20250110061401.358371-1-markus.burri@mt.com> Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: ZR0P278CA0211.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:6a::24) To DBBPR03MB5399.eurprd03.prod.outlook.com (2603:10a6:10:f5::22) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DBBPR03MB5399:EE_|AS8PR03MB6776:EE_ X-MS-Office365-Filtering-Correlation-Id: cc9078ba-0e65-4a3b-4ef7-08dd313e2bf6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|52116014|1800799024|366016|38350700014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?h8owUpSy8xI8uDrxIOYS9ne0jkj9/Jfm6eWlzuqPVXmM6DAL+Gls7c47jLgf?= =?us-ascii?Q?Zsf7zbYewsiA0iOA5/1I80t/R/Zgf0xCiFtSb9k+GS62jd+4AVwGtE+Po9Ks?= =?us-ascii?Q?RYWpqMfmea6eatNUVMHIxC57mqP0cweJpGi3f/J6cHcGE+sZN4Tkf7rnwc2x?= =?us-ascii?Q?5c/WQvrRB9zZ9ZRRfbZouMMMZLN9RzmEcQDDzMdFhV6xWVJgmOs5um2GF7w6?= =?us-ascii?Q?PM1+MzJ7fjP23gZvhISOKvmbG4sLmD7U2D+KqOghXMgn999y1+oEIzTMqaFA?= =?us-ascii?Q?5szrdbT7HCzVXrzmemEJnAvWP19aVehu4S6riD53VDsUp1bd/IYzQCcO5xaM?= =?us-ascii?Q?zn9X9MtNmj09OHNDZbSDRdM8AINlB5aiqcGIEIALThZeu6/KImpgHpkHHr0j?= =?us-ascii?Q?r8UQFZw9Rqfmj2ciq/uzMR1CWqwFyhgT9mX/GYG7Ghc5j9zXTMk7S50ptqQJ?= =?us-ascii?Q?soDb5/EtcEM9kIn21iU8aresiT0iEmKXd/Rvs9z6X/2XLzh3KSDpGWiBB5BM?= =?us-ascii?Q?tY+DjygZW5+1Q2p2OlBl0K2jxpJTeB7R28Gz4Ixgj09xOPMMjioyXG6IPHgq?= =?us-ascii?Q?nvYp50KopwEUa2E8iRHPsiIKXym16ihP2SJXNvcfsTTi/RxtYMr7TmpURtDk?= =?us-ascii?Q?rOrFZpwz3Jhtu7Z1FkjkGER9eNkIo2e9lFJcECR8EMXTp/y2s3ZevoLUQOEb?= =?us-ascii?Q?U1+T4ImCM6n3MGumitS4F8rgjItM/+2QJOUMOkKzW1DmzUddNDyXChSnqdkM?= =?us-ascii?Q?BmEqHZWcJTiFgW3//pfki99cEeA597Y7xXAdBSAc81BnlC5dbLkXOqJAZFGy?= =?us-ascii?Q?5u7Iby74dJIr54yDcW/ibpPUFl3dj5Hb8XJMvCpN8Tztb1V9mQ4lZXR/L8tz?= =?us-ascii?Q?WD/p3z6XE8BnXgF+fDHRU63HHmEu6sjG5uj3AcWd9Spd4IOHlxGQFeV8LFhl?= =?us-ascii?Q?JRoYwgI4Me7GKk/xR9pASc/6uN+e3zWNA/zR6DlGkfBfjOwFTFCif/LY3lq4?= =?us-ascii?Q?QtV5QUHetaEFtYGN0J9/iT3wxCzmOosbWMtqNX5WEp9hcYXSTbZQmKeMEr33?= =?us-ascii?Q?qJLMHvieQKcW+/kEbd62wZctJTZbgcAxVgRiho2K6T6RwYAziDuqYXdCj1iP?= =?us-ascii?Q?jN7syMfh9yZ+JYy+xwDbeC+B1yUrZGcxQqzMLL4K6bWZAvT2ektui83Yupgi?= =?us-ascii?Q?dvHl2lwcAEVDztQO/kFsKDVisXhg1vzmUHA2u3ohf2wbMnpfNXj2rhyhLiwt?= =?us-ascii?Q?KOoVvM95PFNNRxNWI8UqO9gPcCsc7TtC+hatW6Pmb1LBd9FapMUVzkQFSrRr?= =?us-ascii?Q?Mv/SxRO9X/emozyeVOoY486PKvs/kOjFmdfKQeKJ2NtdEHD0ojsuC5qAEdyp?= =?us-ascii?Q?rLDZjduq3JihuvdthGca0DfgYvGcUjmWWBXT/2cr6WawoxKhW3kUq2WG1y64?= =?us-ascii?Q?Eku/A+S/c7h8T008Z6NLZzb2c/wc1BgW?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DBBPR03MB5399.eurprd03.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(52116014)(1800799024)(366016)(38350700014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?tg4gRHa/ykxOohn94Qcq1n0PgaWQDktyJfcCEDefHYEnaN3Lbs/3heyQ1z67?= =?us-ascii?Q?jt6CuMMAbAVGPgLdkISRaMCq5zqUrPsH49CkTag4fC3NnmwU1fWseGfyIGkf?= =?us-ascii?Q?ol1JgIIOpIdFKjql2X+6oo9xg8bAI8h4vCzhv1e/Kbb6PY+VymwZfcBNt6ZK?= =?us-ascii?Q?USpG3ZOnW17pl2VYySuGGo9wjeE96fk+Ihp90McYqsxAFTjbxDr0Z/Ve7n5S?= =?us-ascii?Q?eehE1sb3SjF6x1BHHk1fNBn0U3cpp7B2ALRNvUM1tX1nFK2Snu84mnnCQJiH?= =?us-ascii?Q?i9VRj5T+7BjVSlg2e4WnFc56aTfBGwPn+OOWZKwA/nPE6ttet2VneLZXCCOy?= =?us-ascii?Q?sGdlawf6DqMs3DWCCDzyOpaJTkTiAHW1AzmraL6EdkpuFYqiTCu1J3YZoYee?= =?us-ascii?Q?NOgf7GVlur/vNxlLJ3f2rEfil9lWGe7cKy4fW8vnGLrNIQZEWCSfcGXbBhov?= =?us-ascii?Q?NdVXv0Ax0p6Edp2NBX50ZpqaA2e1nnGFByHIVpZVbP4qHwzvehC0zg45drrq?= =?us-ascii?Q?BSeyStfXCAaSvj2pogX7T5dM01OE2XvqW1D7DA+Nn5r+FPnQUPRJ7ICCsiCm?= =?us-ascii?Q?QakoM4yizcST+nn1svWHXBV/4XOVt3WNa5JS5/EcJR+47bjiMtCcdSUixeyf?= =?us-ascii?Q?ZgBrVZZACX3b/VbGeZ+OphBa2tGs3tCtnqvXnJS+gVZpHEiybEZrX5bHHoyb?= =?us-ascii?Q?kTAv7Gcs0tkzs2jWytExMevhSnAghWUrqGlF0F2YCI3DatDRG0k97tsKTXCN?= =?us-ascii?Q?yhpfcgxUxewhZxjppy8+Yq01Jve+1SYsd7Bk7YBqf6pxVnaTAP06B2I/elOB?= =?us-ascii?Q?sThDKMFzCD68OcardseHtSvjgMraJxerN5FQdHmmdutZsXf5K/RU9nKwnQY5?= =?us-ascii?Q?m8haO8alLenoatRgkJpXFE5uWGJir+M/7882zrw2hyTQUrvZERotrQbNteyt?= =?us-ascii?Q?sSSQGAaXYH/U09RrndKF23UPzXtxNqgmYPtUB1PXxFwxlNgUOQtsk/bwfHMP?= =?us-ascii?Q?ssdonTPyQUrwNH0GkGKgULt1jOeRWHJoMhFmfVK8kRe2hCfzn+HUwRR2f0VR?= =?us-ascii?Q?UnzZRUcJGVSlEYgOaBePXrnua2c3UmCNV10aXGwItOYKMT8eefCWPF0ekyUG?= =?us-ascii?Q?0Ls+p8DJucN9uBSrxwGEF8VtC7raBbpKBtpJGzQvyeZ5hjjQJbIQVHh/TSGp?= =?us-ascii?Q?tgR7QOuvA10cO73v8WqPwJvSgrDRBztYekhpOIIn3zp5FW9AA1SDfS0EpxaR?= =?us-ascii?Q?z0rM/81oJ52R8a+B4EbxdbOnjI8b5A+cFuDpX+iCQsnaTGaSMUrXol+QCSO8?= =?us-ascii?Q?TkmeUDyndt5WxqZ1DpKr94qJrUWCWKPtmJ1+IuEJnG7rDJKk+Py2Fvz94SCn?= =?us-ascii?Q?Qa/TyoifojNoR6jgy94xu4/137GoNUI2gR7kN8rDbCVRmDaZpFnG5bPX9Lqc?= =?us-ascii?Q?RXklqCZ+prcsV8bt2Wy3TLfozP3HxHXmv2v23Y1jrdCKh1QIG7/YvI0+D9Mh?= =?us-ascii?Q?0o80ZSVc1p/hE7KZh1HBcxkJ38IdKIdSrpPnddNR4XQdBbB7lqj0Xry4TTmw?= =?us-ascii?Q?H587rMKvdH49tJO/YkM0Qs0Wz7hrTWi/11g9NpU/?= X-OriginatorOrg: mt.com X-MS-Exchange-CrossTenant-Network-Message-Id: cc9078ba-0e65-4a3b-4ef7-08dd313e2bf6 X-MS-Exchange-CrossTenant-AuthSource: DBBPR03MB5399.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jan 2025 06:15:25.2761 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: fb4c0aee-6cd2-482f-a1a5-717e7c02496b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: phwvWUedK/rdh0TBs8l+tvXldyRxoGe2qgXQ3W3I5d1jfF4LznEpxI8qwSAPubo0pbhiccMK1ouvoCdA0wHncg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR03MB6776 Content-Type: text/plain; charset="utf-8" Add sysfs functionality to read the status and configuration. The functions provide the number of stored timestamp events, the current EVIN pin configuration and the enabled/disabled status. Signed-off-by: Markus Burri --- drivers/rtc/rtc-rv8803.c | 73 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) diff --git a/drivers/rtc/rtc-rv8803.c b/drivers/rtc/rtc-rv8803.c index cc8aa53..5d31604 100644 --- a/drivers/rtc/rtc-rv8803.c +++ b/drivers/rtc/rtc-rv8803.c @@ -1218,6 +1218,77 @@ static ssize_t cfg_buf_store(struct device *dev, str= uct device_attribute *attr, return count; } =20 +static ssize_t status_show(struct device *dev, struct device_attribute *at= tr, + char *buf) +{ + int evin_en, evin_cfg, evin_flt, buf1_cfg, buf1_stat, buf_ovwf; + int i; + int offset =3D 0; + u8 ev_pullupdown[NO_OF_EVIN]; + u8 ev_trigger[NO_OF_EVIN]; + int ev_filter[NO_OF_EVIN]; + + struct i2c_client *client =3D to_i2c_client(dev->parent); + struct rv8803_data *rv8803 =3D dev_get_drvdata(dev->parent); + + guard(mutex)(&rv8803->flags_lock); + + evin_en =3D rv8803_read_reg(client, RX8901_EVIN_EN); + if (evin_en < 0) + return evin_en; + + for (i =3D 0; i < NO_OF_EVIN; ++i) { + evin_cfg =3D rv8803_read_reg(client, evin_cfg_reg[i]); + evin_flt =3D rv8803_read_reg(client, evin_flt_reg[i]); + if (evin_cfg < 0 || evin_flt < 0) + return -EIO; + + ev_pullupdown[i] =3D FIELD_GET(RX8901_EVENTx_CFG_PUPD, evin_cfg); + ev_trigger[i] =3D FIELD_GET(RX8901_EVENTx_CFG_POL, evin_cfg); + ev_filter[i] =3D EVIN_FILTER_FACTOR * evin_flt; + } + + offset +=3D sprintf(buf + offset, "Mode: %s\n\n", + FIELD_GET(BIT(6), evin_en) ? "direct" : "fifo"); + offset +=3D sprintf(buf + offset, "Event config:\n"); + offset +=3D sprintf(buf + offset, " %-13s %-7s %-7s %-7s\n", "", "EVIN1= ", "EVIN2", "EVIN3"); + offset +=3D sprintf(buf + offset, " %-13s %-7ld %-7ld %-7ld\n", "Enable= ", + FIELD_GET(BIT(0), evin_en), FIELD_GET(BIT(1), evin_en), + FIELD_GET(BIT(2), evin_en)); + offset +=3D sprintf(buf + offset, " %-13s %-7ld %-7ld %-7ld\n", "Captur= e", + FIELD_GET(BIT(3), evin_en), FIELD_GET(BIT(4), evin_en), + FIELD_GET(BIT(5), evin_en)); + + offset +=3D sprintf(buf + offset, " %-13s %-7s %-7s %-7s\n", "Pull-resi= stor", + cfg2txt(pull_resistor_txt, ev_pullupdown[0]), + cfg2txt(pull_resistor_txt, ev_pullupdown[1]), + cfg2txt(pull_resistor_txt, ev_pullupdown[2])); + offset +=3D sprintf(buf + offset, " %-13s %-7s %-7s %-7s\n", "Edge", + cfg2txt(trigger_txt, ev_trigger[0]), + cfg2txt(trigger_txt, ev_trigger[1]), + cfg2txt(trigger_txt, ev_trigger[2])); + offset +=3D sprintf(buf + offset, " %-13s %-7d %-7d %-7d\n\n", "Filter = [ms]", + ev_filter[0], ev_filter[1], ev_filter[2]); + + buf1_cfg =3D rv8803_read_reg(client, RX8901_BUF1_CFG1); + buf1_stat =3D rv8803_read_reg(client, RX8901_BUF1_STAT); + buf_ovwf =3D rv8803_read_reg(client, RX8901_BUF_OVWF); + if (buf1_stat < 0 || buf1_stat < 0 || buf_ovwf < 0) + return -EIO; + + offset +=3D sprintf(buf + offset, "Buffer config:\n"); + offset +=3D sprintf(buf + offset, " %-13s %-10s\n", "Mode", + (FIELD_GET(BIT(6), buf1_cfg) ? "overwrite" : "inhibit")); + offset +=3D sprintf(buf + offset, " %-13s %-10s\n", "Status", + (FIELD_GET(BIT(7), buf1_stat) ? "full" : "free")); + offset +=3D sprintf(buf + offset, " %-13s %-10ld\n", "Overrun", + (FIELD_GET(BIT(4), buf_ovwf))); + offset +=3D sprintf(buf + offset, " %-13s %-10ld\n", "No of data", + (FIELD_GET(GENMASK(5, 0), buf1_stat))); + + return offset; +} + static DEVICE_ATTR_WO(enable); static DEVICE_ATTR_RO(read); static DEVICE_ATTR_WO(trigger); @@ -1227,6 +1298,7 @@ static DEVICE_ATTR_RW(cfg_evin1); static DEVICE_ATTR_RW(cfg_evin2); static DEVICE_ATTR_RW(cfg_evin3); static DEVICE_ATTR_RW(cfg_buf); +static DEVICE_ATTR_RO(status); =20 static struct attribute *rv8803_rtc_event_attrs[] =3D { &dev_attr_enable.attr, @@ -1238,6 +1310,7 @@ static struct attribute *rv8803_rtc_event_attrs[] =3D= { &dev_attr_cfg_evin2.attr, &dev_attr_cfg_evin3.attr, &dev_attr_cfg_buf.attr, + &dev_attr_status.attr, NULL }; =20 --=20 2.39.5