[dpdk-dev] [PATCH 22/22] net/hns3: add hns3 build files

Ferruh Yigit ferruh.yigit at intel.com
Fri Aug 30 16:57:21 CEST 2019


On 8/23/2019 3:08 PM, Jerin Jacob Kollanukkaran wrote:
>> -----Original Message-----
>> From: dev <dev-bounces at dpdk.org> On Behalf Of Wei Hu (Xavier)
>> Sent: Friday, August 23, 2019 7:17 PM
>> To: dev at dpdk.org
>> Cc: linuxarm at huawei.com; xavier_huwei at 163.com;
>> liudongdong3 at huawei.com; forest.zhouchang at huawei.com
>> Subject: [dpdk-dev] [PATCH 22/22] net/hns3: add hns3 build files
>>
>> This patch add build related files for hns3 PMD driver.
>>
>> Signed-off-by: Wei Hu (Xavier) <xavier.huwei at huawei.com>
>> Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
>> Signed-off-by: Chunsong Feng <fengchunsong at huawei.com>
>> Signed-off-by: Hao Chen <chenhao164 at huawei.com>
>> Signed-off-by: Huisong Li <lihuisong at huawei.com>
>> ---
>> +# Hisilicon HNS3 PMD driver
>> +#
>> +CONFIG_RTE_LIBRTE_HNS3_PMD=y
> 
> # Please add meson support
> # Move build infra to the first patch

+1 to move this to be beginning of the patchset

> # See git log drivers/net/octeontx2 as example
> 
> 
>> diff --git a/config/common_base b/config/common_base
>> index 8ef75c2..71a2c33 100644
>> --- a/config/common_base
>> +++ b/config/common_base
>> @@ -282,6 +282,11 @@
>> CONFIG_RTE_LIBRTE_E1000_PF_DISABLE_STRIP_CRC=n
>>  CONFIG_RTE_LIBRTE_HINIC_PMD=n
>>
>>  #
>> +# Compile burst-oriented HNS3 PMD driver
>> +#
>> +CONFIG_RTE_LIBRTE_HNS3_PMD=n
>> +
>> +#
>>  # Compile burst-oriented IXGBE PMD driver
>>  #
>>  CONFIG_RTE_LIBRTE_IXGBE_PMD=y
>> diff --git a/config/defconfig_arm64-armv8a-linuxapp-clang
>> b/config/defconfig_arm64-armv8a-linuxapp-clang
>> index d3b4dad..c73f5fb 100644
>> --- a/config/defconfig_arm64-armv8a-linuxapp-clang
>> +++ b/config/defconfig_arm64-armv8a-linuxapp-clang
>> @@ -6,3 +6,5 @@
>>
>>  CONFIG_RTE_TOOLCHAIN="clang"
>>  CONFIG_RTE_TOOLCHAIN_CLANG=y
>> +
>> +CONFIG_RTE_LIBRTE_HNS3_PMD=n
>> diff --git a/doc/guides/nics/features/hns3.ini
>> b/doc/guides/nics/features/hns3.ini
>> new file mode 100644
>> index 0000000..d38d35e
>> --- /dev/null
>> +++ b/doc/guides/nics/features/hns3.ini
>> @@ -0,0 +1,38 @@
>> +;
>> +; Supported features of the 'hns3' network poll mode driver.
> 
> Add doc changes when driver feature gets added.
> # See git log drivers/net/octeontx2 as example

+1, I put comments on the patches for same thing

> 
>> +;
>> +; Refer to default.ini for the full list of available PMD features.
>> +;
>> +[Features]
>> +Link status          = Y
>> +MTU update           = Y
>> +Jumbo frame          = Y
>> +Promiscuous mode     = Y
>> +Allmulticast mode    = Y
>> diff --git a/doc/guides/nics/hns3.rst b/doc/guides/nics/hns3.rst
>> new file mode 100644
>> index 0000000..c9d0253
>> --- /dev/null
>> +++ b/doc/guides/nics/hns3.rst
>> @@ -0,0 +1,55 @@
>> +..  SPDX-License-Identifier: BSD-3-Clause
>> +    Copyright(c) 2018-2019 Hisilicon Limited.
>> +
>> +HNS3 Poll Mode Driver
>> +===============================
>> +
>> +The Hisilicon Network Subsystem is a long term evolution IP which is
>> +supposed to be used in Hisilicon ICT SoCs such as Kunpeng 920.
>> +
>> +The HNS3 PMD (librte_pmd_hns3) provides poll mode driver support
>> +for hns3(Hisilicon Network Subsystem 3) network engine.
>> +
>> +Features
>> +--------
>> +
>> +Features of the HNS3 PMD are:
>> +
>> +- Arch support: ARMv8.
> 
> Is it an integrated NIC controller? Why it is supported only on ARMv8?
> The reason why I asking because, Enabling CONFIG_RTE_LIBRTE_HNS3_PMD=y
> only on arm64 will create a case where build fails for arm64 and passes for
> x86. I would like to avoid such disparity. If the build is passing on x86 make it
> enable in the common code, not in arm64 config.
> 
> 
>> +- Multiple queues for TX and RX
>> +- Receive Side Scaling (RSS)
>> +- Packet type information
>> +- Checksum offload
>> +- Promiscuous mode
>> +- Multicast mode
>> +- Port hardware statistics
>> +- Jumbo frames
>> +- Link state information
>> +- VLAN stripping
> 
> 
>> +cflags += '-DALLOW_EXPERIMENTAL_API'
>> diff --git a/drivers/net/hns3/rte_pmd_hns3_version.map
>> b/drivers/net/hns3/rte_pmd_hns3_version.map
>> new file mode 100644
>> index 0000000..3aef967
>> --- /dev/null
>> +++ b/drivers/net/hns3/rte_pmd_hns3_version.map
>> @@ -0,0 +1,3 @@
>> +DPDK_19.08 {
> 
> Change to 19.11
> 



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