linux-kernel - Re: [PATCH v7 2/4] Documentation: ABI: sysfs-bus-counter: add frequency & num

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Date:   Wed, 21 Sep 2022 22:27:44 -0400
From:   William Breathitt Gray <william.gray@...aro.org>
To:     Julien Panis <jpanis@...libre.com>
Cc:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, mranostay@...com
Subject: Re: [PATCH v7 2/4] Documentation: ABI: sysfs-bus-counter: add
 frequency & num_overflows items

On Wed, Sep 21, 2022 at 12:06:25PM +0200, Julien Panis wrote:
> This commit adds frequency and num_overflows items to counter ABI file
> (e.g. for TI ECAP hardware used in capture operating mode).
> 
> Signed-off-by: Julien Panis <jpanis@...libre.com>
> ---
>  Documentation/ABI/testing/sysfs-bus-counter | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/Documentation/ABI/testing/sysfs-bus-counter b/Documentation/ABI/testing/sysfs-bus-counter
> index 30b6e1faa6f6..aea0adc3938f 100644
> --- a/Documentation/ABI/testing/sysfs-bus-counter
> +++ b/Documentation/ABI/testing/sysfs-bus-counter
> @@ -209,6 +209,12 @@ Description:
>  		both edges:
>  			Any state transition.
>  
> +What:		/sys/bus/counter/devices/counterX/countY/num_overflows
> +KernelVersion:	6.0
> +Contact:	jpanis@...libre.com
> +Description:
> +		This attribute indicates the number of overflows since count Y start.
> +

Update KernelVersion to "6.1" because that is the next merge target.
Change Contact to "linux-iio@...r.kernel.org" since this ABI is
available for all Counter drivers.

Since num_overflows can be reset, replace the "since count Y start"
phrase with "of Count Y" instead.

>  What:		/sys/bus/counter/devices/counterX/countY/ceiling_component_id
>  What:		/sys/bus/counter/devices/counterX/countY/floor_component_id
>  What:		/sys/bus/counter/devices/counterX/countY/count_mode_component_id
> @@ -219,11 +225,13 @@ What:		/sys/bus/counter/devices/counterX/countY/prescaler_component_id
>  What:		/sys/bus/counter/devices/counterX/countY/preset_component_id
>  What:		/sys/bus/counter/devices/counterX/countY/preset_enable_component_id
>  What:		/sys/bus/counter/devices/counterX/countY/signalZ_action_component_id
> +What:		/sys/bus/counter/devices/counterX/countY/num_overflows_component_id
>  What:		/sys/bus/counter/devices/counterX/signalY/cable_fault_component_id
>  What:		/sys/bus/counter/devices/counterX/signalY/cable_fault_enable_component_id
>  What:		/sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler_component_id
>  What:		/sys/bus/counter/devices/counterX/signalY/index_polarity_component_id
>  What:		/sys/bus/counter/devices/counterX/signalY/synchronous_mode_component_id
> +What:		/sys/bus/counter/devices/counterX/signalY/frequency_component_id
>  KernelVersion:	5.16
>  Contact:	linux-iio@...r.kernel.org
>  Description:
> @@ -364,3 +372,9 @@ Description:
>  			via index_polarity. The index function (as enabled via
>  			preset_enable) is performed synchronously with the
>  			quadrature clock on the active level of the index input.
> +
> +What:		/sys/bus/counter/devices/counterX/signalY/frequency
> +KernelVersion:	6.0
> +Contact:	jpanis@...libre.com

Same changes for  KernelVersion and Contact here as above.

William Breathitt Gray

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