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Mon, 21 Sep 2020 23:56:44 +0000 Date: Tue, 22 Sep 2020 02:56:41 +0300 From: Vadym Kochan To: Srinivas Kandagatla , Rob Herring , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH 0/3] nvmem: add ONIE NVMEM cells provider Message-ID: <20200921235641.GI31031@plvision.eu> References: <20200915124116.7196-1-vadym.kochan@plvision.eu> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200915124116.7196-1-vadym.kochan@plvision.eu> User-Agent: Mutt/1.9.4 (2018-02-28) X-ClientProxiedBy: AM6P192CA0101.EURP192.PROD.OUTLOOK.COM (2603:10a6:209:8d::42) To HE1P190MB0539.EURP190.PROD.OUTLOOK.COM (2603:10a6:7:56::28) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from plvision.eu (217.20.186.93) by AM6P192CA0101.EURP192.PROD.OUTLOOK.COM (2603:10a6:209:8d::42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3391.13 via Frontend Transport; Mon, 21 Sep 2020 23:56:43 +0000 X-Originating-IP: [217.20.186.93] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 1afb8514-6e5a-4e5a-143b-08d85e89fe1a X-MS-TrafficTypeDiagnostic: HE1P190MB0299: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:9508; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: PUBOIG0AZx4vsBBLGi1rvYwhHHQ1T5syf77fVRA8L47s6LCbyJyGOG5I+v4I/qU0FpSe80GF1s80zg0ciMPkOT0DcHquu0OJ65dIfRNw8WN/kO0zDQttysWQrLBxZWQT6TghTPX+aXrVTIZ6jqBdd+UsSU0uzc3Th8rY8SVJafm9Z00UiisSipknNv3STYLEUGufPLbcpiSjYuiDUSOwvQPtTeePX2b1toBHIpqu/MikRzjvfTe35S1BxAlyK7NVimSsFjFc+6yZE/ioo1TMHySdWdqD/UxNHhP3xOfVdxGgyd+bvU73/4ByRKIIuC4Mc9Jg19vlEO3iEvvetxAquA== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:HE1P190MB0539.EURP190.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(39830400003)(396003)(366004)(376002)(346002)(136003)(8936002)(8886007)(2616005)(110136005)(316002)(8676002)(44832011)(956004)(7696005)(52116002)(55016002)(478600001)(66476007)(66556008)(36756003)(2906002)(1076003)(5660300002)(33656002)(16526019)(186003)(66946007)(86362001)(26005);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: plvision.eu X-MS-Exchange-CrossTenant-Network-Message-Id: 1afb8514-6e5a-4e5a-143b-08d85e89fe1a X-MS-Exchange-CrossTenant-AuthSource: HE1P190MB0539.EURP190.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Sep 2020 23:56:44.1666 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 03707b74-30f3-46b6-a0e0-ff0a7438c9c4 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: t6f52gc1DXq6Z1/dZLoX2d3IEDnqbrlVmVV0mUztsBXVymb+DQsmcmYNzHRQrQ0DtZowkALfLha8a7EefKZ2BG244xqhtl0HzBUFgUWX8Io= X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1P190MB0299 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Srinivas, On Tue, Sep 15, 2020 at 03:41:13PM +0300, Vadym Kochan wrote: > This series adds cells parser for the ONIE TLV attributes which are > stored on NVMEM device. It adds possibility to read the mac address (and > other info) by other drivers. > > Because ONIE stores info in TLV format it should be parsed first and > then register the cells. Current NVMEM API allows to register cell > table with known cell's offset which is not guaranteed in case of TLV. > > To make it properly handled the NVMEM parser object is introduced. The > parser needs to be registered before target NVMEM device is registered. > During the registration of NVMEM device the parser is called to parse > the device's cells and reister the cell table. > > Vadym Kochan (3): > nvmem: core: introduce cells parser > nvmem: add ONIE nvmem cells parser > dt-bindings: nvmem: add description for ONIE cells parser > > .../bindings/nvmem/onie,nvmem-cells.txt | 11 + > drivers/nvmem/Kconfig | 9 + > drivers/nvmem/Makefile | 3 + > drivers/nvmem/core.c | 80 ++++ > drivers/nvmem/onie-cells.c | 370 ++++++++++++++++++ > include/linux/nvmem-provider.h | 30 ++ > 6 files changed, 503 insertions(+) > create mode 100644 Documentation/devicetree/bindings/nvmem/onie,nvmem-cells.txt > create mode 100644 drivers/nvmem/onie-cells.c > > -- > 2.17.1 > I sent a newer version than this one which actually registers nvmem provider and does not require changes in the core.c Thanks, Vadym Kochan