From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7E039A0350; Wed, 1 Jul 2020 09:35:14 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id DD6E11C1C0; Wed, 1 Jul 2020 09:35:13 +0200 (CEST) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by dpdk.org (Postfix) with ESMTP id 357D51C1B7 for ; Wed, 1 Jul 2020 09:35:11 +0200 (CEST) IronPort-SDR: UBJf92fn9BTeJro1q7/nOTIhXsOk14/KWl+qi9SBTHnmDSiarOrXn/bOHr9tyT102n82ucPb5D f4+1WAslZnBw== X-IronPort-AV: E=McAfee;i="6000,8403,9668"; a="133959046" X-IronPort-AV: E=Sophos;i="5.75,299,1589266800"; d="scan'208";a="133959046" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2020 00:35:11 -0700 IronPort-SDR: lNBCSyAoD2zvqv+RTNMLqjawMqw4vdu/l3hlUpVlPnJtLtY/U4rvZ/F0q9aP+P02USF5inl1ps nA7xcRR06K/g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,299,1589266800"; d="scan'208";a="321674157" Received: from mbarakat-mobl.ger.corp.intel.com (HELO [10.213.239.32]) ([10.213.239.32]) by orsmga007.jf.intel.com with ESMTP; 01 Jul 2020 00:35:09 -0700 To: Hemant Agrawal , "dev@dpdk.org" Cc: Sachin Saxena References: <20200527132326.1382-1-hemant.agrawal@nxp.com> <20200527132326.1382-16-hemant.agrawal@nxp.com> <06f953bc-48fb-6c97-bdb4-ba075ba0654b@intel.com> From: Ferruh Yigit Autocrypt: addr=ferruh.yigit@intel.com; prefer-encrypt=mutual; keydata= mQINBFXZCFABEADCujshBOAaqPZpwShdkzkyGpJ15lmxiSr3jVMqOtQS/sB3FYLT0/d3+bvy qbL9YnlbPyRvZfnP3pXiKwkRoR1RJwEo2BOf6hxdzTmLRtGtwWzI9MwrUPj6n/ldiD58VAGQ +iR1I/z9UBUN/ZMksElA2D7Jgg7vZ78iKwNnd+vLBD6I61kVrZ45Vjo3r+pPOByUBXOUlxp9 GWEKKIrJ4eogqkVNSixN16VYK7xR+5OUkBYUO+sE6etSxCr7BahMPKxH+XPlZZjKrxciaWQb +dElz3Ab4Opl+ZT/bK2huX+W+NJBEBVzjTkhjSTjcyRdxvS1gwWRuXqAml/sh+KQjPV1PPHF YK5LcqLkle+OKTCa82OvUb7cr+ALxATIZXQkgmn+zFT8UzSS3aiBBohg3BtbTIWy51jNlYdy ezUZ4UxKSsFuUTPt+JjHQBvF7WKbmNGS3fCid5Iag4tWOfZoqiCNzxApkVugltxoc6rG2TyX CmI2rP0mQ0GOsGXA3+3c1MCdQFzdIn/5tLBZyKy4F54UFo35eOX8/g7OaE+xrgY/4bZjpxC1 1pd66AAtKb3aNXpHvIfkVV6NYloo52H+FUE5ZDPNCGD0/btFGPWmWRmkPybzColTy7fmPaGz cBcEEqHK4T0aY4UJmE7Ylvg255Kz7s6wGZe6IR3N0cKNv++O7QARAQABtCVGZXJydWggWWln aXQgPGZlcnJ1aC55aWdpdEBpbnRlbC5jb20+iQJsBBMBCgBWAhsDAh4BAheABQsJCAcDBRUK CQgLBRYCAwEABQkKqZZ8FiEE0jZTh0IuwoTjmYHH+TPrQ98TYR8FAl6ha3sXGHZrczovL2tl eXMub3BlbnBncC5vcmcACgkQ+TPrQ98TYR8uLA//QwltuFliUWe60xwmu9sY38c1DXvX67wk UryQ1WijVdIoj4H8cf/s2KtyIBjc89R254KMEfJDao/LrXqJ69KyGKXFhFPlF3VmFLsN4XiT PSfxkx8s6kHVaB3O183p4xAqnnl/ql8nJ5ph9HuwdL8CyO5/7dC/MjZ/mc4NGq5O9zk3YRGO lvdZAp5HW9VKW4iynvy7rl3tKyEqaAE62MbGyfJDH3C/nV/4+mPc8Av5rRH2hV+DBQourwuC ci6noiDP6GCNQqTh1FHYvXaN4GPMHD9DX6LtT8Fc5mL/V9i9kEVikPohlI0WJqhE+vQHFzR2 1q5nznE+pweYsBi3LXIMYpmha9oJh03dJOdKAEhkfBr6n8BWkWQMMiwfdzg20JX0o7a/iF8H 4dshBs+dXdIKzPfJhMjHxLDFNPNH8zRQkB02JceY9ESEah3wAbzTwz+e/9qQ5OyDTQjKkVOo cxC2U7CqeNt0JZi0tmuzIWrfxjAUulVhBmnceqyMOzGpSCQIkvalb6+eXsC9V1DZ4zsHZ2Mx Hi+7pCksdraXUhKdg5bOVCt8XFmx1MX4AoV3GWy6mZ4eMMvJN2hjXcrreQgG25BdCdcxKgqp e9cMbCtF+RZax8U6LkAWueJJ1QXrav1Jk5SnG8/5xANQoBQKGz+yFiWcgEs9Tpxth15o2v59 gXK5Ag0EV9ZMvgEQAKc0Db17xNqtSwEvmfp4tkddwW9XA0tWWKtY4KUdd/jijYqc3fDD54ES YpV8QWj0xK4YM0dLxnDU2IYxjEshSB1TqAatVWz9WtBYvzalsyTqMKP3w34FciuL7orXP4Ai bPtrHuIXWQOBECcVZTTOdZYGAzaYzxiAONzF9eTiwIqe9/oaOjTwTLnOarHt16QApTYQSnxD UQljeNvKYt1lZE/gAUUxNLWsYyTT+22/vU0GDUahsJxs1+f1yEr+OGrFiEAmqrzpF0lCS3f/ 3HVTU6rS9cK3glVUeaTF4+1SK5ZNO35piVQCwphmxa+dwTG/DvvHYCtgOZorTJ+OHfvCnSVj sM4kcXGjJPy3JZmUtyL9UxEbYlrffGPQI3gLXIGD5AN5XdAXFCjjaID/KR1c9RHd7Oaw0Pdc q9UtMLgM1vdX8RlDuMGPrj5sQrRVbgYHfVU/TQCk1C9KhzOwg4Ap2T3tE1umY/DqrXQgsgH7 1PXFucVjOyHMYXXugLT8YQ0gcBPHy9mZqw5mgOI5lCl6d4uCcUT0l/OEtPG/rA1lxz8ctdFB VOQOxCvwRG2QCgcJ/UTn5vlivul+cThi6ERPvjqjblLncQtRg8izj2qgmwQkvfj+h7Ex88bI 8iWtu5+I3K3LmNz/UxHBSWEmUnkg4fJlRr7oItHsZ0ia6wWQ8lQnABEBAAGJAjwEGAEKACYC GwwWIQTSNlOHQi7ChOOZgcf5M+tD3xNhHwUCXqFrngUJCKxSYAAKCRD5M+tD3xNhH3YWD/9b cUiWaHJasX+OpiuZ1Li5GG3m9aw4lR/k2lET0UPRer2Jy1JsL+uqzdkxGvPqzFTBXgx/6Byz EMa2mt6R9BCyR286s3lxVS5Bgr5JGB3EkpPcoJT3A7QOYMV95jBiiJTy78Qdzi5LrIu4tW6H o0MWUjpjdbR01cnj6EagKrDx9kAsqQTfvz4ff5JIFyKSKEHQMaz1YGHyCWhsTwqONhs0G7V2 0taQS1bGiaWND0dIBJ/u0pU998XZhmMzn765H+/MqXsyDXwoHv1rcaX/kcZIcN3sLUVcbdxA WHXOktGTQemQfEpCNuf2jeeJlp8sHmAQmV3dLS1R49h0q7hH4qOPEIvXjQebJGs5W7s2vxbA 5u5nLujmMkkfg1XHsds0u7Zdp2n200VC4GQf8vsUp6CSMgjedHeF9zKv1W4lYXpHp576ZV7T GgsEsvveAE1xvHnpV9d7ZehPuZfYlP4qgo2iutA1c0AXZLn5LPcDBgZ+KQZTzm05RU1gkx7n gL9CdTzVrYFy7Y5R+TrE9HFUnsaXaGsJwOB/emByGPQEKrupz8CZFi9pkqPuAPwjN6Wonokv ChAewHXPUadcJmCTj78Oeg9uXR6yjpxyFjx3vdijQIYgi5TEGpeTQBymLANOYxYWYOjXk+ae dYuOYKR9nbPv+2zK9pwwQ2NXbUBystaGyQ== Message-ID: <61fe3b69-1870-ad80-6315-9aff8d606519@intel.com> Date: Wed, 1 Jul 2020 08:35:09 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH 15/37] net/dpaa: add support for fmlib in dpdk X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 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" On 7/1/2020 5:18 AM, Hemant Agrawal wrote: > > On 30-Jun-20 10:30 PM, Ferruh Yigit wrote: >> On 5/27/2020 2:23 PM, Hemant Agrawal wrote: >>> This library is required for configuring FMAN for >>> various flow configurations. >> >> This is a big patch with new files, looks like a new base code drop. >> Can you please give more explanation on the patch and what 'fmlib' is? > > Yes, fmlib means FMAN config library. It is a base code used by many projects, we have integrated it into DPDK. Thanks, can you please put this into commit log in next version? And even FMAN is not familiar to me, so even a little more details can help. >> >> >>> >>> Signed-off-by: Sachin Saxena >>> Signed-off-by: Hemant Agrawal >> >> <...> >> >>> +#if defined(FM_LIB_DBG) >>> + #define _fml_dbg(format, arg...) \ >>> + printf("fmlib [%s:%u] - " format, \ >>> + __func__, __LINE__, ##arg) >>> +#else >>> + #define _fml_dbg(arg...) >>> +#endif >> >> Shouldn't use 'printf' directly, this prevents using dynamic logging and our log >> APIs. Please use a registered logtype instead. > > ok >> >> >>> + >>> +/*#define FM_IOCTL_DBG*/ >>> + >>> +#if defined(FM_IOCTL_DBG) >>> + #define _fm_ioctl_dbg(format, arg...) \ >>> + printk("fm ioctl [%s:%u](cpu:%u) - " format, \ >>> + __func__, __LINE__, smp_processor_id(), ##arg) >> >> printk? :) > > The same code goes to kernel as well, so for kernel portions they are using printk For DPDK this is dead code, can it be possible to strip kernel related ones in the DPDK code? With some kind of OS layer perhaps (that is what Intel does). >> >> >>> +#else >>> +# define _fm_ioctl_dbg(arg...) >>> +#endif >>> + >>> +/** >>> + @Group lnx_ioctl_ncsw_grp NetCommSw Linux User-Space (IOCTL) API >>> + @{ >>> +*/ >>> + >>> +#define NCSW_IOC_TYPE_BASE 0xe0 >>> + /**< defines the IOCTL type for all the NCSW Linux module commands */ >>> + >>> +/** >>> + @Group lnx_usr_FM_grp Frame Manager API >>> + >>> + @Description FM API functions, definitions and enums. >>> + >>> + @{ >>> +*/ >> >> There are lots of checkpatch warning in the block comment syntax, about missing >> " * " on each line. >> Other base dpaa/dpaa2 base code seems have it in the block comments, if this >> won't create a maintance problem, what do you think to fix the syntax on comments? >> >> <...> > > We have tried to correct few of these. But this code is an independent base library used by multiple projects > > If we tried to align it with dpdk style, it will become a maintenance issue for us to get any future upgrades. > > What you suggest? I agree that it is more practical to avoid maintenance cost for style issues in this kind of shared code. But please at least ensure the style is consistent in the file/module with its initial style. >> >> >>> + e_IOC_FM_PCD_PRS_COUNTERS_SHIM_PARSE_RESULT_RETURNED_WITH_ERR, >>> + /**< Parser counter - counts the number of times SHIM parse result is returned with errors. */ >>> + e_IOC_FM_PCD_PRS_COUNTERS_SOFT_PRS_CYCLES, >>> + /**< Parser counter - counts the number of cycles spent executing soft parser instruction (including stall cycles). */ >>> + e_IOC_FM_PCD_PRS_COUNTERS_SOFT_PRS_STALL_CYCLES, >>> + /**< Parser counter - counts the number of cycles stalled waiting for parser internal memory reads while executing soft parser instruction. */ >> >> Can you please break long lines? > > Same as explained above. If we make manual changes in this code, it's future upgrade from base library releases will become a maintenance issue for us. >> >> >> <...> >> >>> +#if 0 >>> +TODO: unused IOCTL >>> +/** >>> + @Function FM_PCD_ModifyCounter >>> + >>> + @Description Writes a value to an enabled counter. Use "0" to reset the counter. >>> + >>> + @Param[in] ioc_fm_pcd_counters_params_t - The requested counter parameters. >>> + >>> + @Return 0 on success; Error code otherwise. >>> +*/ >>> +#define FM_PCD_IOC_MODIFY_COUNTER _IOW(FM_IOC_TYPE_BASE, FM_PCD_IOC_NUM(10), ioc_fm_pcd_counters_params_t) >>> +#define FM_PCD_IOC_SET_COUNTER FM_PCD_IOC_MODIFY_COUNTER >>> +#endif >> >> Can you please remove dead code? > > ok >> >> >> <...> >> >>> +/** >>> + @Description Enumeration type for selecting the policer profile packet frame length selector >>> +*/ >>> +typedef enum ioc_fm_pcd_plcr_frame_length_select { >>> + e_IOC_FM_PCD_PLCR_L2_FRM_LEN, /**< L2 frame length */ >>> + e_IOC_FM_PCD_PLCR_L3_FRM_LEN, /**< L3 frame length */ >>> + e_IOC_FM_PCD_PLCR_L4_FRM_LEN, /**< L4 frame length */ >>> + e_IOC_FM_PCD_PLCR_FULL_FRM_LEN /**< Full frame length */ >>> +} ioc_fm_pcd_plcr_frame_length_select; >>> + >>> +/** >>> + @Description Enumeration type for selecting roll-back frame >>> +*/ >>> +typedef enum ioc_fm_pcd_plcr_roll_back_frame_select { >>> + e_IOC_FM_PCD_PLCR_ROLLBACK_L2_FRM_LEN, /**< Rollback L2 frame length */ >>> + e_IOC_FM_PCD_PLCR_ROLLBACK_FULL_FRM_LEN /**< Rollback Full frame length */ >>> +} ioc_fm_pcd_plcr_roll_back_frame_select; >> >> Please fix the leading whitespace for above two enums.