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Date:   Sat, 25 Jun 2022 14:28:02 +0100
From:   Jonathan Cameron <jic23@kernel.org>
To:     Olivier Moysan <olivier.moysan@foss.st.com>
Cc:     Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Fabrice Gasnier <fabrice.gasnier@foss.st.com>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Paul Cercueil <paul@crapouillou.net>,
        Wan Jiabing <wanjiabing@vivo.com>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-iio@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <linux-stm32@st-md-mailman.stormreply.com>
Subject: Re: [PATCH 0/2] iio: adc: stm32-adc: add checks on adc state
Message-ID: <20220625142802.51ee9637@jic23-huawei>
In-Reply-To: <20220620154738.801706-1-olivier.moysan@foss.st.com>
References: <20220620154738.801706-1-olivier.moysan@foss.st.com>
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On Mon, 20 Jun 2022 17:47:36 +0200
Olivier Moysan <olivier.moysan@foss.st.com> wrote:

> On ADC startup a calibration is launched.
> A prerequisite for ADC calibration is to have ADC in disabled state.
> After kernel boot, the ADC state may be unknown as the ADC may have been left enabled by boot stage.
> 
> Call ADC disable routine systematically before launching calibration.
> Adapt ADC disable routine to perform disabling sequence according to current ADC state.
> 
> Olivier Moysan (2):
>   iio: adc: stm32-adc: make safe adc disable
>   iio: adc: stm32-adc: disable adc before calibration
> 
>  drivers/iio/adc/stm32-adc.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 

Series applied to the togreg branch and pushed out as testing
for all the normal reasons.

Thanks,

Jonathan