[PATCH V3 0/4] tools: perf: Add JSON metrics for i.MX8M platforms

Joakim Zhang qiangqing.zhang at nxp.com
Tue Jul 6 02:48:38 PDT 2021


> -----Original Message-----
> From: John Garry <john.garry at huawei.com>
> Sent: 2021年7月6日 16:24
> To: Joakim Zhang <qiangqing.zhang at nxp.com>; will at kernel.org;
> mathieu.poirier at linaro.org; leo.yan at linaro.org; peterz at infradead.org;
> mingo at redhat.com; acme at kernel.org; mark.rutland at arm.com;
> alexander.shishkin at linux.intel.com; jolsa at redhat.com;
> namhyung at kernel.org; shawnguo at kernel.org; s.hauer at pengutronix.de
> Cc: kernel at pengutronix.de; festevam at gmail.com; dl-linux-imx
> <linux-imx at nxp.com>; kjain at linux.ibm.com;
> linux-arm-kernel at lists.infradead.org; linux-kernel at vger.kernel.org
> Subject: Re: [PATCH V3 0/4] tools: perf: Add JSON metrics for i.MX8M
> platforms
> 
> On 27/01/2021 10:57, Joakim Zhang wrote:
> > Add JSON metrics for i.MX8M platforms.
> >
> 
> Hi Joakim,
> 
> I have done some rework to the metricgroup sys event support.
> 
> If you have a chance, it would be appreciated if you could test this following
> series for these imx8 metrics+events:
> 
> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.c
> om%2Fhisilicon%2Fkernel-dev%2Fcommits%2Fprivate-topic-perf-5.13-sys-rewri
> te-3&data=04%7C01%7Cqiangqing.zhang%40nxp.com%7Cbf35517133c3
> 48ebd58e08d940587875%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0
> %7C637611570992762798%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjA
> wMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&s
> data=RzNaXZubTrhO0MRl2sD45v7Vbs1KgzRWCRymTQIJLZM%3D&reser
> ved=0

Hi John,

I only need build perf tool with above code, no need to update the kernel, right?

Best Regards,
Joakim Zhang
> Thanks,
> John
> 
> > ChangeLogs:
> > V1->V2:
> > 	* remove board level metrics (bandwidth metrics).
> > V2->V3:
> > 	* Add the missing "ScaleUnit".
> >
> > Joakim Zhang (4):
> >    perf vendor events: Fix indentation of brackets in imx8mm metrics
> >    perf vendor events: Add JSON metrics for imx8mn DDR Perf
> >    perf vendor events: Add JSON metrics for imx8mq DDR Perf
> >    perf vendor events: Add JSON metrics for imx8mp DDR Perf



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