Re: [dpdk-dev] [PATCH v11 2/7] net/bnxt: fix aarch32 build

[Ruifeng Wang <Ruifeng.Wang@arm.com>]

> -----Original Message-----
> From: Lance Richardson <lance.richardson@broadcom.com>
> Sent: Wednesday, December 9, 2020 10:10 PM
> To: Juraj Linkeš <juraj.linkes@pantheon.tech>
> Cc: thomas@monjalon.net; Bruce Richardson <bruce.richardson@intel.com>;
> aconole@redhat.com; maicolgabriel@hotmail.com; dev@dpdk.org; Ruifeng
> Wang <Ruifeng.Wang@arm.com>; stable@dpdk.org
> Subject: Re: [PATCH v11 2/7] net/bnxt: fix aarch32 build
> 
> On Wed, Dec 9, 2020 at 7:59 AM Juraj Linkeš <juraj.linkes@pantheon.tech>
> wrote:
> >
> > From: Ruifeng Wang <ruifeng.wang@arm.com>
> >
> > NEON vector path of the PMD needs aarch64 support. But it was
> > enabled for aarch32 build as well because aarch32 build had
> > cpu_family set to aarch64. So build for aarch32 will fail due
> > to unsupported intrinsics.
> >
> > Fixed aarch32 build by updating meson file to execule NEON vector
> > implementation for aarch32.
> >
> > Fixes: 398358341419 ("net/bnxt: support NEON")
> > Cc: lance.richardson@broadcom.com
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com>
> > ---
> >  drivers/net/bnxt/meson.build | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/net/bnxt/meson.build b/drivers/net/bnxt/meson.build
> > index 2896337b5..a2fd494da 100644
> > --- a/drivers/net/bnxt/meson.build
> > +++ b/drivers/net/bnxt/meson.build
> > @@ -74,6 +74,6 @@ sources = files('bnxt_cpr.c',
> >
> >  if arch_subdir == 'x86'
> >         sources += files('bnxt_rxtx_vec_sse.c')
> > -elif arch_subdir == 'arm' and
> host_machine.cpu_family().startswith('aarch64')
> > +elif arch_subdir == 'arm' and dpdk_conf.get('RTE_ARCH_64')
> >         sources += files('bnxt_rxtx_vec_neon.c')
> >  endif
> > --
> > 2.20.1
> >
> With this change, there should be no need for
> http://patchwork.dpdk.org/patch/84864/

Yes.
Patch 3/7 in this series should be dropped. It is from prior series and is superseded by 2/7 in this series.
 
> 
> Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>
> 
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