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From: Matti Vaittinen <mazziesaccount@gmail.com>
To: linux@treblig.org, jic23@kernel.org, lars@metafoo.de,
	marius.cristea@microchip.com
Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] iio: light: rohm-bu27034: remove unused struct 'bu27034_result'
Date: Thu, 23 May 2024 08:50:22 +0300	[thread overview]
Message-ID: <eb24b250-6654-4f2a-ba03-3eca2cfa543b@gmail.com> (raw)
In-Reply-To: <20240522230457.478156-4-linux@treblig.org>

Thanks David!

On 5/23/24 02:04, linux@treblig.org wrote:
> From: "Dr. David Alan Gilbert" <linux@treblig.org>
> 
> 'bu27034_result' is unused since the original
> commit e52afbd61039 ("iio: light: ROHM BU27034 Ambient Light Sensor").
> 
> Remove it.
> 
> Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>

As I wrote earlier, this driver in it's current form is pretty much 
useless. The BU27034NUC was cancelled and, as far as I know, never 
produced "en masse". The replacement, BU27034ANUC, has undergone 
somewhat meaningful changes like removal of one of the data channels - 
so this driver is not producing correct results on that IC.

I have promised to rework this driver to support the new variant, and I 
have this new HW on my table - but I am currently negotiating to be able 
to provide an open-source Lux calculation formula in the driver... This 
is causing some slight delay.

So, I think applying this patch is still worth :)

Acked-by: Matti Vaittinen <mazziesaccount@gmail.com>

> ---
>   drivers/iio/light/rohm-bu27034.c | 6 ------
>   1 file changed, 6 deletions(-)
> 
> diff --git a/drivers/iio/light/rohm-bu27034.c b/drivers/iio/light/rohm-bu27034.c
> index bf3de853a811..4937bf6fa046 100644
> --- a/drivers/iio/light/rohm-bu27034.c
> +++ b/drivers/iio/light/rohm-bu27034.c
> @@ -223,12 +223,6 @@ struct bu27034_data {
>   	} scan;
>   };
>   
> -struct bu27034_result {
> -	u16 ch0;
> -	u16 ch1;
> -	u16 ch2;
> -};
> -
>   static const struct regmap_range bu27034_volatile_ranges[] = {
>   	{
>   		.range_min = BU27034_REG_SYSTEM_CONTROL,

-- 
Matti Vaittinen
Linux kernel developer at ROHM Semiconductors
Oulu Finland

~~ When things go utterly wrong vim users can always type :help! ~~


  reply	other threads:[~2024-05-23  5:50 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-22 23:04 [PATCH 0/3] IIO dead struct cleanup linux
2024-05-22 23:04 ` [PATCH 1/3] iio: accel: bmi088: remove unused struct 'bmi088_scale_info' linux
2024-05-22 23:04 ` [PATCH 2/3] iio: adc: pac1934: remove unused struct 'samp_rate_mapping' linux
2024-05-22 23:04 ` [PATCH 3/3] iio: light: rohm-bu27034: remove unused struct 'bu27034_result' linux
2024-05-23  5:50   ` Matti Vaittinen [this message]
2024-05-25 16:41 ` [PATCH 0/3] IIO dead struct cleanup Jonathan Cameron

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