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From: Andi Shyti <andi.shyti@kernel.org>
To: Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Cc: Loic Poulain <loic.poulain@oss.qualcomm.com>,
	 Robert Foss <rfoss@kernel.org>,
	Wolfram Sang <wsa+renesas@sang-engineering.com>,
	 Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
	Luca Weiss <luca@lucaweiss.eu>,
	linux-i2c@vger.kernel.org,  linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] Revert "i2c: qcom-cci: Remove unused struct member cci_clk_rate"
Date: Sun, 26 Jul 2026 17:08:33 +0200	[thread overview]
Message-ID: <amYiutsYT5ol_nof@zenone.zhora.eu> (raw)
In-Reply-To: <fae7e3f6-2d9e-4972-a091-749295f2cc3c@linaro.org>

Hi Vladimir,

> > > The cci_clk_rate field is needed to enforce the correct CCI clock rate
> > > at probe time. The hw_params timing values are in clock ticks and were
> > > calibrated for a specific frequency per hardware variant, so running at
> > > the wrong rate would violate I2C timing specifications.
> > > 
> > > Signed-off-by: Loic Poulain <loic.poulain@oss.qualcomm.com>
> > 
> > Does this revert need a Fixes tag? I haven't seen very often
> > reverts with Fixes tag, but it makes sense if they need to be
> > backported.

There is a Requires tag (or similar, I don't remember).

> > I'm going to take patch 1 and 2 already while we discuss patch 3
> > separately, but please let me know first if you agree adding the
> > Fixes tag.
> > 
> 
> please put all commits from this series on hold due to my last finding:
> 
> https://lore.kernel.org/linux-arm-msm/8d20f3ab-696e-40a4-a05a-688779299071@linaro.org

Thanks Vladimir!

Andi

  reply	other threads:[~2026-07-26 15:08 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-21 14:58 [PATCH 0/3] i2c: qcom-cci: Fix CCI clock rate enforcement Loic Poulain
2026-07-21 14:58 ` [PATCH 1/3] Revert "i2c: qcom-cci: Remove unused struct member cci_clk_rate" Loic Poulain
2026-07-24 22:57   ` Andi Shyti
2026-07-25  5:41     ` Vladimir Zapolskiy
2026-07-25  8:40     ` Vladimir Zapolskiy
2026-07-26 15:08       ` Andi Shyti [this message]
2026-07-21 14:58 ` [PATCH 2/3] i2c: qcom-cci: Add missing cci_clk_rate for msm8953 Loic Poulain
2026-07-25  6:42   ` Vladimir Zapolskiy
2026-07-25  8:36   ` Vladimir Zapolskiy
2026-07-25 13:06     ` Loic Poulain
2026-07-25 14:19       ` Vladimir Zapolskiy
2026-07-21 14:58 ` [PATCH 3/3] i2c: qcom-cci: Fix CCI clock rate enforcement Loic Poulain
2026-07-21 15:07   ` Konrad Dybcio
2026-07-21 15:41     ` Loic Poulain
2026-07-21 17:01       ` Konrad Dybcio
2026-07-23  3:04 ` [PATCH 0/3] " Wenmeng Liu

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