linux-kernel - Re: [PATCH] iio: adis16201: Correct inclinometer channel resolution

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Message-ID: <20250421124915.32a18d36@jic23-huawei>
Date: Mon, 21 Apr 2025 12:49:15 +0100
From: Jonathan Cameron <jic23@...nel.org>
To: Gabriel Shahrouzi <gshahrouzi@...il.com>
Cc: lars@...afoo.de, linux-iio@...r.kernel.org,
 linux-kernel@...r.kernel.org, Michael.Hennerich@...log.com,
 skhan@...uxfoundation.org, linux-kernel-mentees@...ts.linux.dev
Subject: Re: [PATCH] iio: adis16201: Correct inclinometer channel resolution

On Sat, 19 Apr 2025 10:45:20 -0400
Gabriel Shahrouzi <gshahrouzi@...il.com> wrote:

> The inclinometer channels were previously defined with 14 realbits.
> However, the ADIS16201 datasheet states the resolution for these output
> channels is 12 bits (Page 14, text description; Page 15, table 7).
> 
> Correct the realbits value to 12 to accurately reflect the hardware.
> 
> Signed-off-by: Gabriel Shahrouzi <gshahrouzi@...il.com>
> ---
> Omit fixes tag because it targets driver before it moved out of staging.

Why does that matter?  Should have a fixes tag.  Whether we chose
to backport the fix is a different matter.

Otherwise looks fine to me. Reply to this thread with a fixes tag
and I can pick it up without needing a v2.


> ---
>  drivers/iio/accel/adis16201.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/accel/adis16201.c b/drivers/iio/accel/adis16201.c
> index 982b33f6eccac..dcc8d9f2ee0f1 100644
> --- a/drivers/iio/accel/adis16201.c
> +++ b/drivers/iio/accel/adis16201.c
> @@ -211,9 +211,9 @@ static const struct iio_chan_spec adis16201_channels[] = {
>  			BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
>  	ADIS_AUX_ADC_CHAN(ADIS16201_AUX_ADC_REG, ADIS16201_SCAN_AUX_ADC, 0, 12),
>  	ADIS_INCLI_CHAN(X, ADIS16201_XINCL_OUT_REG, ADIS16201_SCAN_INCLI_X,
> -			BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
> +			BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 12),
>  	ADIS_INCLI_CHAN(Y, ADIS16201_YINCL_OUT_REG, ADIS16201_SCAN_INCLI_Y,
> -			BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
> +			BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 12),
>  	IIO_CHAN_SOFT_TIMESTAMP(7)
>  };
>