From: James Clark <james.clark@arm.com>
To: Leo Yan <leo.yan@linaro.org>
Cc: mathieu.poirier@linaro.org, coresight@lists.linaro.org,
linux-perf-users@vger.kernel.org, mike.leach@linaro.org,
acme@kernel.org, suzuki.poulose@arm.com,
John Garry <john.garry@huawei.com>, Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 7/9] perf cs-etm: Create ETE decoder
Date: Wed, 25 Aug 2021 11:13:34 +0100 [thread overview]
Message-ID: <a677e5b6-ebef-039b-29df-b5ae6608d588@arm.com> (raw)
In-Reply-To: <20210824083305.GE204566@leoy-ThinkPad-X240s>
On 24/08/2021 09:33, Leo Yan wrote:
>> +static void cs_etm_decoder__gen_ete_config(struct cs_etm_trace_params *params,
>> + ocsd_ete_cfg *config)
>> +{
>> + config->reg_configr = params->ete.reg_configr;
>> + config->reg_traceidr = params->ete.reg_traceidr;
>> + config->reg_idr0 = params->ete.reg_idr0;
>> + config->reg_idr1 = params->ete.reg_idr1;
>> + config->reg_idr2 = params->ete.reg_idr2;
>> + config->reg_idr8 = params->ete.reg_idr8;
>> + config->reg_devarch = params->ete.reg_devarch;
>> + config->arch_ver = ARCH_AA64;
> Just a nitpick: if we connect with patch 02, it implement function
> cs_etm_decoder__get_etmv4_arch_ver(). We can extend it to a more
> general function cs_etm_decoder__get_arch_ver(); this can allow us to
> have a central place to calculate 'arch_ver' for different archs.
>
> I understand your patch doesn't want to mix things between ETMv4 and
> ETE, either way is okay for me:
Hi Leo,
Yes that was one of the previous comments from Mike that the logic only applied
to ETMv4 so I made it v4 specific. The other arch_vers are fixed at the moment.
If we get a new one that needs changing depending on some config we can try to
add a generic function.
>
> Reviewed-by: Leo Yan <leo.yan@linaro.org>
>
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next prev parent reply other threads:[~2021-08-25 10:21 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-06 13:41 [PATCH v2 0/9] Support ETE decoding James Clark
2021-08-06 13:41 ` [PATCH v2 1/9] perf cs-etm: Refactor initialisation of decoder params James Clark
2021-09-03 8:52 ` Suzuki K Poulose
2021-09-03 11:05 ` Arnaldo Carvalho de Melo
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 2/9] perf cs-etm: Initialise architecture based on TRCIDR1 James Clark
2021-08-24 6:53 ` Leo Yan
2021-09-03 8:55 ` Suzuki K Poulose
2021-09-03 11:07 ` Arnaldo Carvalho de Melo
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 3/9] perf cs-etm: Refactor out ETMv4 header saving James Clark
2021-08-24 6:58 ` Leo Yan
2021-09-03 8:56 ` Suzuki K Poulose
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 4/9] perf cs-etm: Save TRCDEVARCH register James Clark
2021-08-24 7:14 ` Leo Yan
2021-09-03 9:08 ` Suzuki K Poulose
2021-09-03 11:15 ` Arnaldo Carvalho de Melo
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 5/9] perf cs-etm: Fix typo James Clark
2021-08-24 7:15 ` Leo Yan
2021-09-03 9:09 ` Suzuki K Poulose
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 6/9] perf cs-etm: Update OpenCSD decoder for ETE James Clark
2021-09-03 9:10 ` Suzuki K Poulose
2021-09-03 11:16 ` Arnaldo Carvalho de Melo
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 7/9] perf cs-etm: Create ETE decoder James Clark
2021-08-24 8:33 ` Leo Yan
2021-08-25 10:13 ` James Clark [this message]
2021-09-03 9:15 ` Suzuki K Poulose
2021-09-03 11:16 ` Arnaldo Carvalho de Melo
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 8/9] perf cs-etm: Print the decoder name James Clark
2021-09-03 9:17 ` Suzuki K Poulose
2021-09-03 11:18 ` Arnaldo Carvalho de Melo
2021-09-03 11:52 ` Arnaldo Carvalho de Melo
2021-09-05 21:24 ` Mike Leach
2021-08-06 13:41 ` [PATCH v2 9/9] perf cs-etm: Show a warning for an unknown magic number James Clark
2021-08-24 8:36 ` Leo Yan
2021-09-01 15:54 ` Arnaldo Carvalho de Melo
2021-09-01 16:07 ` Arnaldo Carvalho de Melo
2021-09-01 16:16 ` Arnaldo Carvalho de Melo
2021-09-01 16:25 ` Arnaldo Carvalho de Melo
2021-09-01 16:49 ` Arnaldo Carvalho de Melo
2021-09-02 7:53 ` Leo Yan
2021-09-02 17:48 ` Mathieu Poirier
2021-09-02 18:19 ` Arnaldo Carvalho de Melo
2021-09-02 19:22 ` Mathieu Poirier
2021-09-05 21:24 ` Mike Leach
2021-08-24 8:47 ` [PATCH v2 0/9] Support ETE decoding Leo Yan
2021-08-25 10:14 ` James Clark
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