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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DB9PR04MB8429.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: c3a45b7e-b958-47e7-9ac5-08d919554296 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 May 2021 17:00:22.8950 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: tfW6WjhcqVPuTMG4i3VBYG+BnE0JbihqU6t5Z5onyvXCvfJ8r3aG/yDsvKvEbf7thDwwDBCOG2GZpyijXbtdHg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB8PR04MB5785 Subject: Re: [dpdk-dev] [PATCH v4 5/8] baseband/la12xx: add queue and modem config support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi, > -----Original Message----- > From: Chautru, Nicolas > Sent: Thursday, May 13, 2021 8:21 PM > To: Nipun Gupta ; Hemant Agrawal > ; dev@dpdk.org; gakhil@marvell.com > Cc: david.marchand@redhat.com > Subject: RE: [PATCH v4 5/8] baseband/la12xx: add queue and modem config > support >=20 > Hi Nipun, >=20 > > -----Original Message----- > > From: Nipun Gupta > > Sent: Thursday, May 13, 2021 4:02 AM > > To: Chautru, Nicolas ; Hemant Agrawal > > ; dev@dpdk.org; gakhil@marvell.com > > Cc: david.marchand@redhat.com > > Subject: RE: [PATCH v4 5/8] baseband/la12xx: add queue and modem config > > support > > > > > > > > > > + .type =3D RTE_BBDEV_OP_LDPC_DEC, > > > > + .cap.ldpc_dec =3D { > > > > + .capability_flags =3D > > > > + RTE_BBDEV_LDPC_CRC_TYPE_24A_CHECK | > > > > + RTE_BBDEV_LDPC_LLR_COMPRESSION | > > > > > > Are you sure you support the 6bits LLR compression option? I don't se= e > > > it being used in the PMD below. Nor in doc. > > > Let me know if you are unclear what that flag really mean. > > > > We support LLR compression in the Hardware by default. > > We do not need to call ' ldpc_input_llr_scaling' API in testbbdev. > > >=20 > So you always assume to pack up the input data as 6 bits back-to-back? Yo= u > understand what that feature mean? > My concern is that you would not support current API and many unit test w= ould > fail then for you PMD. > Are you able to run the bbdev-test and see failures (all tests should be = either > skipped : missing capability) or passing Our test vectors pass with our driver (Performance, validation, Latency and= offload cost tests), provided we do not call 'ldpc_input_llr_scaling' API. I am not sure why this API is being called in testbbdev. Can you provide mo= re insight on why this API is doing and why does it modifies the input data? >=20 >=20 > > Regards, > > Nipun