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From: Jonathan Cameron <jic23@kernel.org>
To: Brian Masney <masneyb@onstation.org>
Cc: devel@driverdev.osuosl.org, lars@metafoo.de,
	linux-iio@vger.kernel.org, gregkh@linuxfoundation.org,
	linux-kernel@vger.kernel.org, Jon.Brenner@ams.com,
	pmeerw@pmeerw.net, knaack.h@gmx.de
Subject: Re: [PATCH 11/12] staging: iio: tsl2x7x: remove unnecessary sysfs attribute
Date: Sat, 10 Mar 2018 14:54:10 +0000	[thread overview]
Message-ID: <20180310145410.3dac7025@archlinux> (raw)
In-Reply-To: <20180304014942.18727-12-masneyb@onstation.org>

On Sat,  3 Mar 2018 20:49:41 -0500
Brian Masney <masneyb@onstation.org> wrote:

> The tsl2771 and tmd2771 devices create the
> in_proximity0_calibscale_available sysfs attribute. These two particular
> devices do not support changing the proximity gain value on the
> chip so this patch removes that sysfs attribute. As expected, these two
> devices already did not create the IIO_CHAN_INFO_CALIBSCALE channel and
> proximity0_calibrate sysfs attribute.
> 
> Page 38 of the tsl2772 data sheet shows that the proximity gain can be
> adjusted with bits 2-3 on the control register:
> https://ams.com/eng/content/download/291503/1066377/file/TSL2772_DS000181_2-00.pdf
> 
> Page 35 of the tsl2771 and tmd2771 data sheets shows that bits 2-3 on
> the control register are reserved and changing the proximity gain is
> not supported:
> https://ams.com/eng/content/download/250264/976045/file/TSL2771_DS000105_3-00.pdf
> https://ams.com/eng/content/download/250283/976077/file/TMD2771_DS000177_2-00.pdf
> 
> Signed-off-by: Brian Masney <masneyb@onstation.org>
This one applied without the previous so I have done so.

Applied.

Thanks,

Jonathan

> ---
>  drivers/staging/iio/light/tsl2x7x.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/staging/iio/light/tsl2x7x.c b/drivers/staging/iio/light/tsl2x7x.c
> index fb91c46c8747..8c29a52153c1 100644
> --- a/drivers/staging/iio/light/tsl2x7x.c
> +++ b/drivers/staging/iio/light/tsl2x7x.c
> @@ -1477,7 +1477,6 @@ static struct attribute *tsl2x7x_ALSPRX_device_attrs[] = {
>  	&dev_attr_in_illuminance0_target_input.attr,
>  	&dev_attr_in_illuminance0_calibrate.attr,
>  	&dev_attr_in_illuminance0_lux_table.attr,
> -	&iio_const_attr_in_proximity0_calibscale_available.dev_attr.attr,
>  	NULL
>  };
>  

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WARNING: multiple messages have this Message-ID (diff)
From: Jonathan Cameron <jic23@kernel.org>
To: Brian Masney <masneyb@onstation.org>
Cc: linux-iio@vger.kernel.org, gregkh@linuxfoundation.org,
	devel@driverdev.osuosl.org, knaack.h@gmx.de, lars@metafoo.de,
	pmeerw@pmeerw.net, linux-kernel@vger.kernel.org,
	Jon.Brenner@ams.com
Subject: Re: [PATCH 11/12] staging: iio: tsl2x7x: remove unnecessary sysfs attribute
Date: Sat, 10 Mar 2018 14:54:10 +0000	[thread overview]
Message-ID: <20180310145410.3dac7025@archlinux> (raw)
In-Reply-To: <20180304014942.18727-12-masneyb@onstation.org>

On Sat,  3 Mar 2018 20:49:41 -0500
Brian Masney <masneyb@onstation.org> wrote:

> The tsl2771 and tmd2771 devices create the
> in_proximity0_calibscale_available sysfs attribute. These two particular
> devices do not support changing the proximity gain value on the
> chip so this patch removes that sysfs attribute. As expected, these two
> devices already did not create the IIO_CHAN_INFO_CALIBSCALE channel and
> proximity0_calibrate sysfs attribute.
> 
> Page 38 of the tsl2772 data sheet shows that the proximity gain can be
> adjusted with bits 2-3 on the control register:
> https://ams.com/eng/content/download/291503/1066377/file/TSL2772_DS000181_2-00.pdf
> 
> Page 35 of the tsl2771 and tmd2771 data sheets shows that bits 2-3 on
> the control register are reserved and changing the proximity gain is
> not supported:
> https://ams.com/eng/content/download/250264/976045/file/TSL2771_DS000105_3-00.pdf
> https://ams.com/eng/content/download/250283/976077/file/TMD2771_DS000177_2-00.pdf
> 
> Signed-off-by: Brian Masney <masneyb@onstation.org>
This one applied without the previous so I have done so.

Applied.

Thanks,

Jonathan

> ---
>  drivers/staging/iio/light/tsl2x7x.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/staging/iio/light/tsl2x7x.c b/drivers/staging/iio/light/tsl2x7x.c
> index fb91c46c8747..8c29a52153c1 100644
> --- a/drivers/staging/iio/light/tsl2x7x.c
> +++ b/drivers/staging/iio/light/tsl2x7x.c
> @@ -1477,7 +1477,6 @@ static struct attribute *tsl2x7x_ALSPRX_device_attrs[] = {
>  	&dev_attr_in_illuminance0_target_input.attr,
>  	&dev_attr_in_illuminance0_calibrate.attr,
>  	&dev_attr_in_illuminance0_lux_table.attr,
> -	&iio_const_attr_in_proximity0_calibscale_available.dev_attr.attr,
>  	NULL
>  };
>  


  reply	other threads:[~2018-03-10 14:54 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-04  1:49 [PATCH 00/12] staging cleanups Brian Masney
2018-03-04  1:49 ` [PATCH 01/12] staging: iio: tsl2x7x: remove power functions from tsl2X7X_platform_data Brian Masney
2018-03-10 14:20   ` Jonathan Cameron
2018-03-10 14:20     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 02/12] staging: iio: tsl2x7x: add common function for clearing interrupts Brian Masney
2018-03-10 14:27   ` Jonathan Cameron
2018-03-10 14:27     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 03/12] staging: iio: tsl2x7x: add common function for reading chip status Brian Masney
2018-03-10 14:34   ` Jonathan Cameron
2018-03-10 14:34     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 04/12] staging: iio: tsl2x7x: add common function for writing to the control register Brian Masney
2018-03-10 14:36   ` Jonathan Cameron
2018-03-10 14:36     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 05/12] staging: iio: tsl2x7x: convert mutex_trylock() to mutex_lock() Brian Masney
2018-03-10 14:39   ` Jonathan Cameron
2018-03-10 14:39     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 06/12] staging: iio: tsl2x7x: correctly return errors in tsl2x7x_get_prox() Brian Masney
2018-03-10 14:42   ` Jonathan Cameron
2018-03-10 14:42     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 07/12] staging: iio: tsl2x7x: correct 'Avoid CamelCase' warning from checkpatch Brian Masney
2018-03-10 14:43   ` Jonathan Cameron
2018-03-10 14:43     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 08/12] staging: iio: tsl2x7x: add error handling to tsl2x7x_prox_cal() Brian Masney
2018-03-10 14:44   ` Jonathan Cameron
2018-03-10 14:44     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 09/12] staging: iio: tsl2x7x: add missing error checks Brian Masney
2018-03-10 14:45   ` Jonathan Cameron
2018-03-10 14:45     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 10/12] staging: iio: tsl2x7x: make logging consistent and correct newlines Brian Masney
2018-03-10 14:52   ` Jonathan Cameron
2018-03-10 14:52     ` Jonathan Cameron
2018-03-11 13:45     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 11/12] staging: iio: tsl2x7x: remove unnecessary sysfs attribute Brian Masney
2018-03-10 14:54   ` Jonathan Cameron [this message]
2018-03-10 14:54     ` Jonathan Cameron
2018-03-04  1:49 ` [PATCH 12/12] staging: iio: tsl2x7x: make proximity sensor function correctly Brian Masney
2018-03-10 14:56   ` Jonathan Cameron

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