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Tue, 18 Oct 2022 03:52:28 -0700 (PDT)
Subject: Re: crypto/uadk: introduce uadk crypto driver
To: Zhangfei Gao <zhangfei.gao@linaro.org>, Akhil Goyal <gakhil@marvell.com>,
"techboard@dpdk.org" <techboard@dpdk.org>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "acc@openeuler.org" <acc@openeuler.org>
References: <CO6PR18MB44848DBA263658B2245AA71ED8299@CO6PR18MB4484.namprd18.prod.outlook.com>
<9e897e5c-b6db-bea7-3490-b57c1f76a8ba@linaro.org>
<316c505f-8072-5da8-0ca0-d5105ea479a6@linaro.org>
From: Zhangfei Gao <zhangfei.gao@linaro.org>
Message-ID: <dea6abea-7274-1f1a-19ee-838c329da16e@linaro.org>
Date: Tue, 18 Oct 2022 18:52:23 +0800
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On 2022/10/18 下午6:07, Zhangfei Gao wrote:
> Hi, Akhil
>
>>
>> On 2022/10/17 下午3:02, Akhil Goyal wrote:
>>>
>>> Hi everyone,
>>>
>>> We have a new crypto PMD submitted on ML
>>> (http://patches.dpdk.org/project/dpdk/cover/20221008083747.6559-1-zhangfei.gao@linaro.org/)
>>>
>>> This PMD is dependent on an external library which needs to be cross
>>> compiled for ARM on x86.
>>>
>>> It mandatorily need “numactl” also cross-compiled and instead of
>>> using pkg-config of libnuma, it need the library and headers to be
>>> copied manually to aarch toolchain.
>>>
>>> And if that is also done, it is not generating pkg-config which DPDK
>>> can use to compile the PMD.
>>>
>>
>> Thanks for the guidance
>>
>> We are trying to provide pkgconfig file for uadk libs
>> https://github.com/Linaro/uadk/pull/513
>>
>> And have fixed the x86 local build.
>> https://github.com/Linaro/uadk/pull/512
>
> Under this git pull, I have verified building and installing dpdk on
> x86 with this diff to switch to pkg-config
>
> diff --git a/drivers/crypto/uadk/meson.build
> b/drivers/crypto/uadk/meson.build
> index dda6c6b257..f6fae0a239 100644
> --- a/drivers/crypto/uadk/meson.build
> +++ b/drivers/crypto/uadk/meson.build
> @@ -8,18 +8,12 @@ if not is_linux
> subdir_done()
> endif
>
> -if arch_subdir != 'arm' or not dpdk_conf.get('RTE_ARCH_64')
> - build = false
> - reason = 'only supported on aarch64'
> - subdir_done()
> -endif
> -
> sources = files(
> 'uadk_crypto_pmd.c',
> )
>
> deps += 'bus_vdev'
> -dep = cc.find_library('libwd_crypto', required: false)
> +dep = dependency('libwd_crypto', required: false, method: 'pkg-config')
> if not dep.found()
> build = false
> reason = 'missing dependency, "libwd_crypto"'
> @@ -27,7 +21,7 @@ else
> ext_deps += dep
> endif
>
> -dep = cc.find_library('libwd', required: false)
> +dep = dependency('libwd', required: false, method: 'pkg-config')
> if not dep.found()
> build = false
> reason = 'missing dependency, "libwd"'
>
>
> One uncertainty is numa, "Requires: numa",
> This requires numa.pc has to be installed, so numa only can be
> installed from source code (make install).
> While apt-get install libnuma-dev does not install numa.pc, so system
> can not search numa.
> So do we have to build numa from source code?
By the way.
When trying to use +Libs.Private: -lnuma,
I found Even remove building uadk, the dpdk fails if no numa.pc, though
apt-get insall libnuma-dev
/usr/bin/ld: lib/librte_eal.so.23.0: version node not found for symbol
numa_run_on_node_mask@@libnuma_1.2
/usr/bin/ld: failed to set dynamic section sizes: bad value
collect2: error: ld returned 1 exit status
[2813/3314] Compiling C object
'drivers/a715181@@tmp_rte_event_cnxk@sta/event_cnxk_tx_cn10k_tx_112_127_seg.c.o'.
ninja: build stopped: subcommand failed.
Thanks