linux-kernel - Re: [PATCH 2/2] iio: adc: stm32-dfsdm: fix triggered buffer build dependency

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Date:   Mon, 22 Apr 2019 11:17:54 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Fabrice Gasnier <fabrice.gasnier@...com>
Cc:     <rdunlap@...radead.org>, <sfr@...b.auug.org.au>,
        <benjamin.gaignard@...aro.org>, <linux-next@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <mcoquelin.stm32@...il.com>,
        <alexandre.torgue@...com>, <linux-iio@...r.kernel.org>,
        <lars@...afoo.de>, <knaack.h@....de>, <pmeerw@...erw.net>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <arnaud.pouliquen@...com>, <olivier.moysan@...com>
Subject: Re: [PATCH 2/2] iio: adc: stm32-dfsdm: fix triggered buffer build
 dependency

On Mon, 15 Apr 2019 15:00:51 +0200
Fabrice Gasnier <fabrice.gasnier@...com> wrote:

> This fixes build errors seen when CONFIG_STM32_DFSDM_ADC is set, as
> stm32-dfsdm-adc driver now also relies on triggered buffer API:
> 
> Fixes: 11646e81d775 ("iio: adc: stm32-dfsdm: add support for buffer modes")
> 
> Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan

> ---
>  drivers/iio/adc/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig
> index b1b2bde..f3bd32e 100644
> --- a/drivers/iio/adc/Kconfig
> +++ b/drivers/iio/adc/Kconfig
> @@ -823,6 +823,7 @@ config STM32_DFSDM_ADC
>  	select REGMAP_MMIO
>  	select IIO_BUFFER
>  	select IIO_BUFFER_HW_CONSUMER
> +	select IIO_TRIGGERED_BUFFER
>  	help
>  	  Select this option to support ADCSigma delta modulator for
>  	  STMicroelectronics STM32 digital filter for sigma delta converter.