Re: [PATCH v1 0/4] Add tracing for SDHCI register access
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- Subject: Re: [PATCH v1 0/4] Add tracing for SDHCI register access
- From: Adrian Hunter <adrian.hunter@xxxxxxxxx>
- Date: Fri, 12 Apr 2019 09:26:44 +0300
- Cc: djkurtz@xxxxxxxxxxxx, zwisler@xxxxxxxxxxxx, Ludovic Barre <ludovic.barre@xxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Jisheng Zhang <Jisheng.Zhang@xxxxxxxxxxxxx>, Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>, Faiz Abbas <faiz_abbas@xxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Oleksij Rempel <linux@xxxxxxxxxxxxxxxx>, Liming Sun <lsun@xxxxxxxxxxxx>, Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Prabu Thangamuthu <Prabu.T@xxxxxxxxxxxx>, Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>, Ulf Hansson <ulf.hansson@xxxxxxxxxx>
- In-reply-to: <20190411220822.81845-1-rrangel@chromium.org>
- Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki
- References: <20190411220822.81845-1-rrangel@chromium.org>
- User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1
On 12/04/19 1:08 AM, Raul E Rangel wrote:
> I was debugging a SDHC hardware bug and got tired of having to
> translate the register values by hand. This patch set makes it so all
> SDHC register read and write operations can be traced and easily read by
> a human.
While this might be useful for people unfamiliar with SDHCI, I am not sure
it should be in the upstream kernel. Also, it doesn't seem ideal for every
driver to add its own plumbing for such a feature.
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