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From: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
To: Ruifeng Wang <Ruifeng.Wang@arm.com>,
	"Wei Hu (Xavier)" <xavier.huwei@huawei.com>,
	"Min Hu (Connor)" <humin29@huawei.com>,
	Yisen Zhuang <yisen.zhuang@huawei.com>,
	Lijun Ou <oulijun@huawei.com>,
	Chengwen Feng <fengchengwen@huawei.com>,
	Chengchang Tang <tangchengchang@huawei.com>,
	Huisong Li <lihuisong@huawei.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"vladimir.medvedkin@intel.com" <vladimir.medvedkin@intel.com>,
	"pbhagavatula@marvell.com" <pbhagavatula@marvell.com>,
	"jerinj@marvell.com" <jerinj@marvell.com>,
	"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
	nd <nd@arm.com>, Ruifeng Wang <Ruifeng.Wang@arm.com>,
	"stable@dpdk.org" <stable@dpdk.org>,
	Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v3 2/5] net/hns3: fix build with sve enabled
Date: Wed, 13 Jan 2021 02:16:53 +0000
Message-ID: <DBAPR08MB5814B9F6D4D751627D12E6D598A90@DBAPR08MB5814.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <20210112025709.1121523-3-ruifeng.wang@arm.com>

<snip>

> 
> Building with SVE extension enabled stopped with error:
> 
>  error: ACLE function ‘svwhilelt_b64_s32’ requires ISA extension ‘sve’
>    18 | #define PG64_256BIT  svwhilelt_b64(0, 4)
> 
> This is caused by unintentional cflags reset.
> Fixed the issue by not touching cflags, and using flags defined by compiler.
> 
> Fixes: 952ebacce4f2 ("net/hns3: support SVE Rx")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com>

Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> ---
> v3:
> Removed extra flag, use compiler flag instead.
> 
>  drivers/net/hns3/hns3_rxtx.c | 4 ++--
>  drivers/net/hns3/meson.build | 1 -
>  2 files changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/hns3/hns3_rxtx.c b/drivers/net/hns3/hns3_rxtx.c
> index 88d3baba4..5ac36b314 100644
> --- a/drivers/net/hns3/hns3_rxtx.c
> +++ b/drivers/net/hns3/hns3_rxtx.c
> @@ -10,7 +10,7 @@
>  #include <rte_io.h>
>  #include <rte_net.h>
>  #include <rte_malloc.h>
> -#if defined(RTE_ARCH_ARM64) && defined(CC_SVE_SUPPORT)
> +#if defined(RTE_ARCH_ARM64) && defined(__ARM_FEATURE_SVE)
>  #include <rte_cpuflags.h>
>  #endif
> 
> @@ -2467,7 +2467,7 @@ hns3_rx_burst_mode_get(struct rte_eth_dev
> *dev, __rte_unused uint16_t queue_id,  static bool
>  hns3_check_sve_support(void)
>  {
> -#if defined(RTE_ARCH_ARM64) && defined(CC_SVE_SUPPORT)
> +#if defined(RTE_ARCH_ARM64) && defined(__ARM_FEATURE_SVE)
>  	if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_SVE))
>  		return true;
>  #endif
> diff --git a/drivers/net/hns3/meson.build b/drivers/net/hns3/meson.build
> index 45cee34d9..5674d986b 100644
> --- a/drivers/net/hns3/meson.build
> +++ b/drivers/net/hns3/meson.build
> @@ -32,7 +32,6 @@ deps += ['hash']
>  if arch_subdir == 'arm' and dpdk_conf.get('RTE_ARCH_64')
>  	sources += files('hns3_rxtx_vec.c')
>  	if cc.get_define('__ARM_FEATURE_SVE', args: machine_args) != ''
> -		cflags = ['-DCC_SVE_SUPPORT']
>  		sources += files('hns3_rxtx_vec_sve.c')
>  	endif
>  endif
> --
> 2.25.1


  reply	other threads:[~2021-01-13  2:17 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-18 10:12 [dpdk-dev] [RFC PATCH] lpm: add sve support for lookup on Arm platform Ruifeng Wang
2021-01-05 15:44 ` Medvedkin, Vladimir
2021-01-06 10:11   ` Ruifeng Wang
2021-01-08  8:25 ` [dpdk-dev] [PATCH v2 0/5] lpm lookup with sve support Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 1/5] lpm: add sve support for lookup on Arm platform Ruifeng Wang
2021-01-13 18:54     ` Medvedkin, Vladimir
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 2/5] net/hns3: fix build with sve enabled Ruifeng Wang
2021-01-09  0:06     ` Honnappa Nagarahalli
2021-01-09  2:11       ` oulijun
2021-01-11  2:39         ` Ruifeng Wang
2021-01-11 13:38           ` Honnappa Nagarahalli
2021-01-09  2:15     ` oulijun
2021-01-11  2:27       ` Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 3/5] net/octeontx: " Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 4/5] common/octeontx2: " Ruifeng Wang
2021-01-08 10:29     ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2021-01-11  9:51       ` Ruifeng Wang
2021-01-08  8:25   ` [dpdk-dev] [PATCH v2 5/5] config: add Arm Neoverse N2 Ruifeng Wang
2021-01-08 23:58     ` Honnappa Nagarahalli
2021-01-11  3:01       ` Ruifeng Wang
2021-01-11  3:09         ` Jerin Jacob
2021-01-11  8:32           ` Ruifeng Wang
2021-01-11 13:58             ` Honnappa Nagarahalli
2021-01-12  2:57 ` [dpdk-dev] [PATCH v3 0/5] lpm lookup with sve support Ruifeng Wang
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 1/5] lpm: add sve support for lookup on Arm platform Ruifeng Wang
2021-01-13 15:58     ` David Marchand
2021-01-27 13:04     ` David Marchand
2021-01-27 21:03       ` Honnappa Nagarahalli
2021-01-28  8:03         ` David Marchand
2021-01-28 12:24           ` Honnappa Nagarahalli
2021-01-28  5:47       ` Ruifeng Wang
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 2/5] net/hns3: fix build with sve enabled Ruifeng Wang
2021-01-13  2:16     ` Honnappa Nagarahalli [this message]
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 3/5] net/octeontx: " Ruifeng Wang
2021-01-12  4:39     ` Jerin Jacob
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 4/5] common/octeontx2: " Ruifeng Wang
2021-01-12  4:38     ` Jerin Jacob
2021-01-12  2:57   ` [dpdk-dev] [PATCH v3 5/5] config: add Arm Neoverse N2 Ruifeng Wang
2021-01-12  4:44     ` Jerin Jacob
2021-01-13  2:08     ` Honnappa Nagarahalli
2021-01-14 15:18   ` [dpdk-dev] [PATCH v3 0/5] lpm lookup with sve support David Marchand
2021-01-14 15:40     ` David Marchand
2021-01-15  7:02       ` Ruifeng Wang

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