[PATCH v2 0/3] Add support for SPE Data Source packet on HiSilicon HIP12

Arnaldo Carvalho de Melo acme at kernel.org
Wed May 21 07:49:59 PDT 2025


On Wed, May 14, 2025 at 11:38:42AM +0800, Yicong Yang wrote:
> a gentle ping on this..

So this involves both kernel and tooling, as soon as someone merges the
kernel part, I can try and get to the user part,

- Arnaldo
 
> Thanks.
> 
> On 2025/4/25 11:38, Yicong Yang wrote:
> > From: Yicong Yang <yangyicong at hisilicon.com>
> > 
> > Add support for Data Source packet on HIP12. Support counting L2 HITM for c2c
> > statistic since it was missing.
> > 
> > Change since v2:
> > - split the kernel/userspace changes into different patch
> > - revise some mem_snoop decoding according to the discussion
> > - count missing L2 HITM for c2c statistic
> > Link: https://lore.kernel.org/linux-perf-users/20250408122809.37884-1-yangyicong@huawei.com/
> > 
> > Yicong Yang (3):
> >   arm64: cputype: Add cputype definition for HIP12
> >   perf arm-spe: Add support for SPE Data Source packet on HiSilicon
> >     HIP12
> >   perf mem: Count L2 HITM for c2c statistic
> > 
> >  arch/arm64/include/asm/cputype.h              |  2 +
> >  tools/arch/arm64/include/asm/cputype.h        |  2 +
> >  .../util/arm-spe-decoder/arm-spe-decoder.h    | 17 ++++
> >  tools/perf/util/arm-spe.c                     | 96 +++++++++++++++++++
> >  tools/perf/util/mem-events.c                  |  5 +-
> >  5 files changed, 121 insertions(+), 1 deletion(-)
> > 



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