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x-microsoft-antispam-message-info: fM2zjfXgpozbUZKAQ8+hoBVHNai1sbSMOL4YKgXYfhV0yKBQiHByKsMX8iFsBVUt7CgMWMf+t5k9v0Ir5luX8WhhO3deYDy4d1Pfd0pN1QHO0l4Uji7iDJ0jbBUvk7s+omRjaN852Khvn8OncLDvrNP+ayRnUw0UHdYZYtH7arb7KhQIcyAllH8zuH3hvqAC+nBSNTzqjftS3vJ+XnAIkO63pf3ivKakTUDQ1qedTKqfKnT9PYR8b+jLRlEh+liMt1A6JK8Q77V4MgPVmjj2cAdpfpILQcO+tpvSjwf8wMxngVx0G2yeKtR1r0FAWT+cPyxTxaHr8JUk1fhaXfnMVee0jRwRpsmZypI7enxpSkw= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-7" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: d6ace361-2c0d-402d-30de-08d5eb24d296 X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Jul 2018 14:02:52.6490 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR04MB0367 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2018-07-16 at 15:13 +-0530, Sayali Lokhande wrote: +AD4- +- This file shows the current ufs configuration descriptor set in d= evice. +AD4- +- This can be used to provision ufs device if bConfigDescrLock is 0= . +AD4- +- For more details, refer 14.1.6.3 Configuration Descriptor and +AD4- +- Table 14-12 - Unit Descriptor configurable parameters from specs = for +AD4- +- description of each configuration descriptor parameter. +AD4- +- Configuration descriptor buffer needs to be passed in space separ= ated +AD4- +- format specificied as below: +AD4- +- echo +ADw-bLength+AD4- +ADw-bDescriptorIDN+AD4- +ADw-bConfDescCon= tinue+AD4- +ADw-bBootEnable+AD4- +AD4- +- +ADw-bDescrAccessEn+AD4- +ADw-bInitPowerMode+AD4- +ADw-bHighPrior= ityLUN+AD4- +AD4- +- +ADw-bSecureRemovalType+AD4- +ADw-bInitActiveICCLevel+AD4- +ADw-w= PeriodicRTCUpdate+AD4- +AD4- +- +ADw-0Bh:0Fh+AF8-ReservedAs+AF8-0+AD4- +ADw-bLUEnable+AD4- +ADw-b= BootLunID+AD4- +ADw-bLUWriteProtect+AD4- +AD4- +- +ADw-bMemoryType+AD4- +ADw-dNumAllocUnits+AD4- +ADw-bDataReliabil= ity+AD4- +ADw-bLogicalBlockSize+AD4- +AD4- +- +ADw-bProvisioningType+AD4- +ADw-wContextCapabilities+AD4- +ADw-0= Dh:0Fh+AF8-ReservedAs+AF8-0+AD4- +AD4- +- +AD4- /config/XXXX.ufshc/ufs+AF8-provision I think the person who suggested to use configfs expected you to create one= configfs attribute per value instead of writing a long list of values into a single = configfs attribute. Bart.