From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Hemant Agrawal <hemant.agrawal@nxp.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v6 1/8] net/dpaa: add support for fmlib in dpdk
Date: Thu, 3 Sep 2020 20:54:46 +0100 [thread overview]
Message-ID: <193b6cfd-4b40-2fb0-2c53-b1700e0ae0d0@intel.com> (raw)
In-Reply-To: <AM6PR04MB4456D6919E860E51403E4E75892C0@AM6PR04MB4456.eurprd04.prod.outlook.com>
On 9/3/2020 4:24 AM, Hemant Agrawal wrote:
> Hi Ferruh,
>
>> -----Original Message-----
>> From: Ferruh Yigit <ferruh.yigit@intel.com>
>> Sent: Wednesday, September 2, 2020 7:02 PM
>>>> On 9/1/2020 1:36 PM, Hemant Agrawal wrote:
>>>>> DPAA platorm MAC interface is known as FMAN i.e. Frame Manager.
>>>>> There are two ways to control it.
>>>>> 1. Statically configure the queues and classification rules before
>>>>> the start of the application using FMC tool.
>>>>> 2. Dynamically configure it within application by making API calls
>>>>> of fmlib.
>>>>>
>>>>> The fmlib or Frame Manager library provides an API on top of the
>>>>> Frame Manager driver ioctl calls, that provides a user space
>>>>> application with a simple way to configure driver parameters and PCD
>>>>> (parse - classify - distribute) rules.
>>>>>
>>>>> This patch integrates the base fmlib so that various queue config,
>>>>> RSS and classification related features can be supported on DPAA
>> platform.
>>>>>
>>>>> Signed-off-by: Sachin Saxena <sachin.saxena@nxp.com>
>>>>> Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
>>>>> ---
>>>>> doc/guides/nics/dpaa.rst | 52 +-
>>>>> doc/guides/platform/dpaa.rst | 21 +-
>>>>> drivers/net/dpaa/fmlib/dpaa_integration.h | 50 +
>>>>> drivers/net/dpaa/fmlib/fm_ext.h | 463 ++
>>>>> drivers/net/dpaa/fmlib/fm_lib.c | 561 ++
>>>>> drivers/net/dpaa/fmlib/fm_pcd_ext.h | 5787
>>>> +++++++++++++++++++++
>>>>> drivers/net/dpaa/fmlib/fm_port_ext.h | 3350 ++++++++++++
>>>>> drivers/net/dpaa/fmlib/ncsw_ext.h | 158 +
>>>>> drivers/net/dpaa/fmlib/net_ext.h | 411 ++
>>>>> drivers/net/dpaa/meson.build | 3 +-
>>>>> 10 files changed, 10849 insertions(+), 7 deletions(-) create mode
>>>>> 100644 drivers/net/dpaa/fmlib/dpaa_integration.h
>>>>> create mode 100644 drivers/net/dpaa/fmlib/fm_ext.h create mode
>>>>> 100644 drivers/net/dpaa/fmlib/fm_lib.c create mode 100644
>>>>> drivers/net/dpaa/fmlib/fm_pcd_ext.h
>>>>> create mode 100644 drivers/net/dpaa/fmlib/fm_port_ext.h
>>>>> create mode 100644 drivers/net/dpaa/fmlib/ncsw_ext.h create mode
>>>>> 100644 drivers/net/dpaa/fmlib/net_ext.h
>>>>>
>>>>> diff --git a/doc/guides/nics/dpaa.rst b/doc/guides/nics/dpaa.rst
>>>>> index
>>>>> 17839a920..7e6010471 100644
>>>>> --- a/doc/guides/nics/dpaa.rst
>>>>> +++ b/doc/guides/nics/dpaa.rst
>>>>> @@ -1,5 +1,5 @@
>>>>> .. SPDX-License-Identifier: BSD-3-Clause
>>>>> - Copyright 2017 NXP
>>>>> + Copyright 2017,2020 NXP
>>>>>
>>>>>
>>>>> DPAA Poll Mode Driver
>>>>> @@ -21,6 +21,7 @@ Contents summary
>>>>>
>>>>> - DPAA overview
>>>>> - DPAA driver architecture overview
>>>>> +- FMAN configuration tools and library
>>>>>
>>>>> .. _dpaa_overview:
>>>>>
>>>>> @@ -285,6 +286,55 @@ for details.
>>>>> Done
>>>>> testpmd>
>>>>>
>>>>> +FMAN Config
>>>>> +-----------
>>>>> +
>>>>> +Frame Manager is also responsible for parser, classify and
>>>>> +distribute functionality in the DPAA.
>>>>> +
>>>>> + FMAN supports:
>>>>> + Packet parsing at wire speed. It supports standard protocols parsing
>> and
>>>>> + identification by HW
>>>> (VLAN/IP/UDP/TCP/SCTP/PPPoE/PPP/MPLS/GRE/IPSec).
>>>>> + It supports non-standard UDF header parsing for custom protocols.
>>>>> + Classification / Distribution: Coarse classification based on
>>>>> + Key
>>>> generation
>>>>> + Hash and exact match lookup
>>>>> +
>>>>> +FMC - FMAN Configuration Tool
>>>>> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>>>> + This tool is available in User Space. The tool is used to configure FMAN
>>>>> + Physical (MAC) or Ephemeral (OH)ports for Parse/Classify/distribute.
>>>>> + The PCDs can be hash based where a set of fields are key input for
>> hash
>>>>> + generation within FMAN keygen. The hash value is used to
>>>>> +generate a
>>>> FQID for
>>>>> + frame. There is a provision to setup exact match lookup too where
>> field
>>>>> + values within a packet drives corresponding FQID.
>>>>> + Currently it works on XML file inputs.
>>>>> +
>>>>> + Limitations:
>>>>> + 1.For Dynamic Configuration change, currently no support is available.
>>>>> + E.g. enable/disable a port, a operator (set of VLANs and associate
>> rules).
>>>>> +
>>>>> + 2.During FMC configuration, port for which policy is being configured
>> is
>>>>> + brought down and the policy is flushed on port before new policy
>>>>> + is
>>>> updated
>>>>> + for the port. Support is required to add/append/delete etc.
>>>>> +
>>>>> + 3.FMC, being a separate user-space application, needs to be
>>>>> + invoked
>>>> from
>>>>> + Shell.
>>>>> +
>>>>> +
>>>>> + The details can be found in FMC Doc at:
>>>>> + `Frame Mnager Configuration Tool
>>>>
>> <https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fww
>>>> w.nxp.com%2Fdocs%2Fen%2Fapplication-
>>>>
>> note%2FAN4760.pdf&data=02%7C01%7Chemant.agrawal%40nxp.com%
>>>>
>> 7Cdb7eda614491479976c508d84e8e8c42%7C686ea1d3bc2b4c6fa92cd99c5c30
>>>>
>> 1635%7C0%7C1%7C637345721434145756&sdata=ynJeLWqw0hPTya5IRt
>>>> GviovNA7mAGIZ8k3XSFcZyLP4%3D&reserved=0>`_.
>>>>> +
>>>>> +FMLIB
>>>>> +~~~~~
>>>>> + The Frame Manager library provides an API on top of the Frame
>>>> Manager driver
>>>>> + ioctl calls, that provides a user space application with a simple way to
>>>>> + configure driver parameters and PCD (parse - classify - distribute)
>> rules.
>>>>> +
>>>>> + This is an alternate to the FMC based configuration. This libray
>> provides
>>>>> + direct ioctl based interfaces for FMAN configuration as used by
>>>>> + the FMC
>>>> tool
>>>>> + as well. This helps in overcoming the main limitaiton of FMC - i.e. lack
>>>>> + of dynamic configuration.
>>>>> +
>>>>> Limitations
>>>>> -----------
>>>>>
>>>>> diff --git a/doc/guides/platform/dpaa.rst
>>>>> b/doc/guides/platform/dpaa.rst index 6005f2221..20a0e3932 100644
>>>>> --- a/doc/guides/platform/dpaa.rst
>>>>> +++ b/doc/guides/platform/dpaa.rst
>>>>> @@ -58,17 +58,28 @@ compatible board:
>>>>>
>>>>> 4. **FMC Tool**
>>>>>
>>>>> - Before any DPDK application can be executed, the Frame Manager
>>>> Configuration
>>>>> - Tool (FMC) need to be executed to set the configurations of the
>> queues.
>>>> This
>>>>> + If one is planning to use more than 1 Recv queue and hardware
>>>> capability to
>>>>> + parse, classify and distribute the packets, the Frame Manager
>>>> Configuration
>>>>> + Tool (FMC) need to be executed to set the configurations of the
>>>>> + queues
>>>> before
>>>>> + running the DPAA based DPDK application. This setting is persistent,
>> the
>>>>> + configuration will remain in the hardware till it is
>>>>> + re-configured. This
>>>>> includes the queue state, RSS and other policies.
>>>>> This tool can be obtained from `NXP (Freescale) Public Git
>>>>> Repository
>>>>
>> <https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fso
>>>> ur
>>>> ce.codeaurora.org%2Fexternal%2Fqoriq%2Fqoriq-
>>>>
>> components%2Ffmc&data=02%7C01%7Chemant.agrawal%40nxp.com%
>>>>
>> 7Cdb7eda614491479976c508d84e8e8c42%7C686ea1d3bc2b4c6fa92cd99c5c30
>>>>
>> 1635%7C0%7C1%7C637345721434145756&sdata=pwOJGxY%2BGTkcpdk
>>>> O%2BKwoVejywmOeGsWbudo9OPSDqPU%3D&reserved=0>`_.
>>>>>
>>>>> This tool needs configuration files which are available in the
>>>>> :ref:`DPDK Extra Scripts <extra_scripts>`, described below for
>>>>> DPDK
>>>> usages.
>>>>>
>>>>> -As an alternative method, DPAA PMD can also be executed using
>>>>> images provided -as part of SDK from NXP. The SDK includes all the
>>>>> above prerequisites necessary -to bring up a DPAA board.
>>>>> + Note that DPAA PMD can also be executed using images provided
>>>>> + as part of SDK from NXP. The SDK includes all the above prerequisites
>>>>> + necessary (i.e. fmc tool) to bring up a DPAA board.
>>>>> +
>>>>> + As an alternate method, DPAA PMDs starting from DPDK 20.11 also
>>>> support the
>>>>> + fmlib library integration. The driver will detect about any existing FMC
>>>>> + based config (if /tmp/fmc.bin is present). DPAA FMD will be used
>>>>> + only if
>>>> no
>>>>> + previous fmc config is existing.
>>>>> +
>>>>> + Note that fmlib based integratin rely on underlying fmd driver in
>> kernel,
>>>>> + which is available as part of NXP kernel or NXP SDK.
>>>>
>>>> Hi Hemant,
>>>>
>>>> Thanks for the documentation.
>>>>
>>>> Can it be possible to give a little more detail related to the 'fmd'
>>>> module, like its folder etc..
>>>>
>>>> Another thing is with current patch 'dpaa' driver becomes completely
>>>> dependent to the 'fmd' kernel module [1] and PMD won't run without
>>>> it, was the dependency always there indirectly?
>>>
>>> [Hemant] I thought, I was clear in my documentation.
>>> " This libray provides direct ioctl based interfaces for FMAN configuration as
>> used by the FMC tool as well"
>>> FMD always exist in the kernel for DPAA. At present FMC is using it via
>> IOCTL calls and FMC is indepdent tools with limitations for DPDK.
>>> Now, we have directly used those ioctl calls via fmlib in DPDK.
>>>
>>>> And does it make sense to support no 'fmd' kernel module case, as
>>>> done previously?
>>> [Hemant] FMD is already part of DPAA supported kernels.
>>
>>
>> OK, so what I understand is 'fmd' module was already an indirect
>> dependency and there is no point to support 'dpaa' for no 'fmd' available
>> case.
>>
>> Can you just give the location of the 'fmd' module, in case someone would
>> like to check the corresponding code for an ioctl call, it may help.
>
> [Hemant] Thanks for the suggestion.
> Yes, I will do that in next version.
>
> FYI - the location is as follows:
> https://source.codeaurora.org/external/qoriq/qoriq-components/linux/tree/drivers/net/ethernet/freescale/sdk_fman?h=linux-4.19-rt
>
> Please let me know if you have any more comments on the patch.
>
Rest looks good to me, thanks.
Only there are below checkpatch warnings, if you will send new version can you
please check them too:
### net/dpaa: add support for fmlib in dpdk
WARNING:TYPO_SPELLING: 'libray' may be misspelled - perhaps 'library'?
#91: FILE: doc/guides/nics/dpaa.rst:333:
+ This is an alternate to the FMC based configuration. This libray provides
WARNING:REPEATED_WORD: Possible repeated word: 'default'
#1627: FILE: drivers/net/dpaa/fmlib/fm_pcd_ext.h:393:
+ * By default default values are 0.
WARNING:REPEATED_WORD: Possible repeated word: 'if'
#3785: FILE: drivers/net/dpaa/fmlib/fm_pcd_ext.h:2551:
+ /**< 0-7, Relevant only if if update_type =
WARNING:REPEATED_WORD: Possible repeated word: 'default'
#5498: FILE: drivers/net/dpaa/fmlib/fm_pcd_ext.h:4264:
+ * By default default values are 0.
next prev parent reply other threads:[~2020-09-03 19:55 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-10 17:19 [dpdk-dev] [PATCH v2 1/9] net/dpaa: support Rxq and Txq info routines Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 2/9] net/dpaa: add support for fmlib in dpdk Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 3/9] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 4/9] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 5/9] bus/dpaa: add shared MAC support Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 6/9] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 7/9] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 8/9] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-07-10 17:19 ` [dpdk-dev] [PATCH v2 9/9] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 1/8] net/dpaa: add support for fmlib in dpdk Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 2/8] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 3/8] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 4/8] bus/dpaa: add shared MAC support Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 5/8] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 6/8] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 7/8] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-07-11 8:17 ` [dpdk-dev] [PATCH v3 8/8] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-07-17 11:36 ` [dpdk-dev] [PATCH v3 1/8] net/dpaa: add support for fmlib in dpdk Ferruh Yigit
2020-07-19 20:10 ` Thomas Monjalon
2020-07-20 4:50 ` Hemant Agrawal
2020-07-20 17:06 ` Thomas Monjalon
2020-07-21 3:26 ` Hemant Agrawal
2020-07-20 18:42 ` Stephen Hemminger
2020-07-28 13:41 ` David Marchand
2020-07-29 6:39 ` Hemant Agrawal
2020-07-29 12:07 ` Thomas Monjalon
2020-07-29 14:33 ` Kevin Traynor
2020-07-20 9:51 ` Ferruh Yigit
2020-08-11 12:29 ` [dpdk-dev] [PATCH v4 " Hemant Agrawal
2020-08-11 12:29 ` [dpdk-dev] [PATCH v4 2/8] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-08-11 12:29 ` [dpdk-dev] [PATCH v4 3/8] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-08-11 12:29 ` [dpdk-dev] [PATCH v4 4/8] bus/dpaa: add shared MAC support Hemant Agrawal
2020-08-11 12:29 ` [dpdk-dev] [PATCH v4 5/8] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-08-11 12:29 ` [dpdk-dev] [PATCH v4 6/8] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-08-11 12:30 ` [dpdk-dev] [PATCH v4 7/8] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-08-11 12:30 ` [dpdk-dev] [PATCH v4 8/8] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 1/8] net/dpaa: add support for fmlib in dpdk Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 2/8] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 3/8] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 4/8] bus/dpaa: add shared MAC support Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 5/8] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 6/8] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 7/8] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-08-13 18:01 ` [dpdk-dev] [PATCH v5 8/8] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-08-26 13:54 ` [dpdk-dev] [PATCH v5 1/8] net/dpaa: add support for fmlib in dpdk Ferruh Yigit
2020-08-26 14:52 ` Ferruh Yigit
2020-08-26 17:06 ` Hemant Agrawal
2020-08-26 21:20 ` Ferruh Yigit
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 " Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 2/8] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 3/8] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 4/8] bus/dpaa: add shared MAC support Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 5/8] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 6/8] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 7/8] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-09-01 12:36 ` [dpdk-dev] [PATCH v6 8/8] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-09-01 15:48 ` [dpdk-dev] [PATCH v6 1/8] net/dpaa: add support for fmlib in dpdk Ferruh Yigit
2020-09-02 5:15 ` Hemant Agrawal
2020-09-02 13:32 ` Ferruh Yigit
2020-09-03 3:24 ` Hemant Agrawal
2020-09-03 19:54 ` Ferruh Yigit [this message]
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 1/7] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 2/7] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 3/7] bus/dpaa: add shared MAC support Hemant Agrawal
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 4/7] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 5/7] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 6/7] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-09-04 8:29 ` [dpdk-dev] [PATCH v7 7/7] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 1/8] net/dpaa: add support for fmlib in dpdk Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 2/8] net/dpaa: add VSP support in FMLIB Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 3/8] net/dpaa: add support for fmcless mode Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 4/8] bus/dpaa: add shared MAC support Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 5/8] bus/dpaa: add Virtual Storage Profile port init Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 6/8] net/dpaa: add support for Virtual Storage Profile Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 7/8] net/dpaa: add fmc parser support for VSP Hemant Agrawal
2020-09-04 8:39 ` [dpdk-dev] [PATCH v8 8/8] net/dpaa: add RSS update func with FMCless Hemant Agrawal
2020-09-04 12:51 ` [dpdk-dev] [PATCH v8 1/8] net/dpaa: add support for fmlib in dpdk Ferruh Yigit
2020-09-08 9:55 ` Ferruh Yigit
2020-09-08 10:19 ` Thomas Monjalon
2020-09-08 12:10 ` Ferruh Yigit
2020-09-09 11:16 ` [dpdk-dev] [dpdk-ci] " Ferruh Yigit
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