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Date:   Sun, 30 Jul 2017 14:45:08 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Fabrice Gasnier <fabrice.gasnier@...com>
Cc:     <benjamin.gaignard@...aro.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <mcoquelin.stm32@...il.com>,
        <alexandre.torgue@...com>, <benjamin.gaignard@...com>,
        <linux-iio@...r.kernel.org>, <lars@...afoo.de>, <knaack.h@....de>,
        <pmeerw@...erw.net>
Subject: Re: [PATCH 2/4] iio: trigger: stm32-timer: fix write_raw return
 value

On Thu, 27 Jul 2017 18:18:58 +0200
Fabrice Gasnier <fabrice.gasnier@...com> wrote:

> Fixes: 4adec7da0536 ("iio: stm32 trigger: Add quadrature encoder device")
> 
> IIO core expects zero as return value for write_raw() callback
> in case of success.
> 
> Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
Applied to the fixes-togreg branch of iio.git.

Thanks

Jonathan
> ---
>  drivers/iio/trigger/stm32-timer-trigger.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c
> index 6aa73d6..107918b 100644
> --- a/drivers/iio/trigger/stm32-timer-trigger.c
> +++ b/drivers/iio/trigger/stm32-timer-trigger.c
> @@ -406,9 +406,8 @@ static int stm32_counter_write_raw(struct iio_dev *indio_dev,
>  
>  	switch (mask) {
>  	case IIO_CHAN_INFO_RAW:
> -		regmap_write(priv->regmap, TIM_CNT, val);
> +		return regmap_write(priv->regmap, TIM_CNT, val);
>  
> -		return IIO_VAL_INT;
>  	case IIO_CHAN_INFO_SCALE:
>  		/* fixed scale */
>  		return -EINVAL;

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