From: Jonathan Cameron <jic23@kernel.org>
To: William Breathitt Gray <vilhelm.gray@gmail.com>
Cc: kamel.bouhara@bootlin.com, gwendal@chromium.org,
a.fatoum@pengutronix.de, david@lechnology.com,
linux-iio@vger.kernel.org, patrick.havelange@essensium.com,
alexandre.belloni@bootlin.com, mcoquelin.stm32@gmail.com,
linux-kernel@vger.kernel.org, o.rempel@pengutronix.de,
kernel@pengutronix.de, fabrice.gasnier@st.com,
syednwaris@gmail.com, linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org, alexandre.torgue@st.com
Subject: Re: [PATCH v8 01/22] docs: counter: Consolidate Counter sysfs attributes documentation
Date: Sun, 14 Feb 2021 16:57:52 +0000 [thread overview]
Message-ID: <20210214165752.59d41f98@archlinux> (raw)
In-Reply-To: <362a71a1eba98108d009db8c929170a6ed8cf110.1613131238.git.vilhelm.gray@gmail.com>
On Fri, 12 Feb 2021 21:13:25 +0900
William Breathitt Gray <vilhelm.gray@gmail.com> wrote:
> Duplicate ABIs are not valid, so let's consolidate these sysfs
> attributes into the main sysfs-bus-counter documentation file.
This is sensible to do, but is there any duplicate ABI? I went
looking for any resulting build problems and couldn't see what was
actually duplicated.
Jonathan
>
> Cc: Patrick Havelange <patrick.havelange@essensium.com>
> Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
> ---
> Documentation/ABI/testing/sysfs-bus-counter | 76 ++++++++++++++++++-
> .../ABI/testing/sysfs-bus-counter-104-quad-8 | 61 ---------------
> .../ABI/testing/sysfs-bus-counter-ftm-quaddec | 16 ----
> MAINTAINERS | 4 +-
> 4 files changed, 75 insertions(+), 82 deletions(-)
> delete mode 100644 Documentation/ABI/testing/sysfs-bus-counter-104-quad-8
> delete mode 100644 Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec
>
> diff --git a/Documentation/ABI/testing/sysfs-bus-counter b/Documentation/ABI/testing/sysfs-bus-counter
> index 566bd99fe0a5..29f54484183f 100644
> --- a/Documentation/ABI/testing/sysfs-bus-counter
> +++ b/Documentation/ABI/testing/sysfs-bus-counter
> @@ -57,6 +57,7 @@ Description:
> What: /sys/bus/counter/devices/counterX/countY/count_mode_available
> What: /sys/bus/counter/devices/counterX/countY/error_noise_available
> What: /sys/bus/counter/devices/counterX/countY/function_available
> +What: /sys/bus/counter/devices/counterX/countY/prescaler_available
> What: /sys/bus/counter/devices/counterX/countY/signalZ_action_available
> KernelVersion: 5.2
> Contact: linux-iio@vger.kernel.org
> @@ -154,6 +155,15 @@ Description:
> Count Y. If possible, this should match the name of the
> respective channel as it appears in the device datasheet.
>
> +What: /sys/bus/counter/devices/counterX/countY/prescaler
> +KernelVersion: 5.2
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Configure the prescaler value associated with Count Y.
> + On the FlexTimer, the counter clock source passes through a
> + prescaler (i.e. a counter). This acts like a clock
> + divider.
> +
> What: /sys/bus/counter/devices/counterX/countY/preset
> KernelVersion: 5.2
> Contact: linux-iio@vger.kernel.org
> @@ -215,11 +225,45 @@ Description:
> Read-only attribute that indicates the total number of Signals
> belonging to the Counter.
>
> -What: /sys/bus/counter/devices/counterX/signalY/signal
> +What: /sys/bus/counter/devices/counterX/signalY/cable_fault
> +KernelVersion: 5.7
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Read-only attribute that indicates whether a differential
> + encoder cable fault (not connected or loose wires) is detected
> + for the respective channel of Signal Y. Valid attribute values
> + are boolean. Detection must first be enabled via the
> + corresponding cable_fault_enable attribute.
> +
> +What: /sys/bus/counter/devices/counterX/signalY/cable_fault_enable
> +KernelVersion: 5.7
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Whether detection of differential encoder cable faults for the
> + respective channel of Signal Y is enabled. Valid attribute
> + values are boolean.
> +
> +What: /sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler
> +KernelVersion: 5.7
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Filter clock factor for input Signal Y. This prescaler value
> + affects the inputs of both quadrature pair signals.
> +
> +What: /sys/bus/counter/devices/counterX/signalY/index_polarity
> KernelVersion: 5.2
> Contact: linux-iio@vger.kernel.org
> Description:
> - Signal data of Signal Y represented as a string.
> + Active level of index input Signal Y; irrelevant in
> + non-synchronous load mode.
> +
> +What: /sys/bus/counter/devices/counterX/signalY/index_polarity_available
> +What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode_available
> +KernelVersion: 5.2
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Discrete set of available values for the respective Signal Y
> + configuration are listed in this file.
>
> What: /sys/bus/counter/devices/counterX/signalY/name
> KernelVersion: 5.2
> @@ -228,3 +272,31 @@ Description:
> Read-only attribute that indicates the device-specific name of
> Signal Y. If possible, this should match the name of the
> respective signal as it appears in the device datasheet.
> +
> +What: /sys/bus/counter/devices/counterX/signalY/signal
> +KernelVersion: 5.2
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Signal data of Signal Y represented as a string.
> +
> +What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode
> +KernelVersion: 5.2
> +Contact: linux-iio@vger.kernel.org
> +Description:
> + Configure the counter associated with Signal Y for
> + non-synchronous or synchronous load mode. Synchronous load mode
> + cannot be selected in non-quadrature (Pulse-Direction) clock
> + mode.
> +
> + non-synchronous:
> + A logic low level is the active level at this index
> + input. The index function (as enabled via preset_enable)
> + is performed directly on the active level of the index
> + input.
> +
> + synchronous:
> + Intended for interfacing with encoder Index output in
> + quadrature clock mode. The active level is configured
> + 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.
> diff --git a/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 b/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8
> deleted file mode 100644
> index eac32180c40d..000000000000
> --- a/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8
> +++ /dev/null
> @@ -1,61 +0,0 @@
> -What: /sys/bus/counter/devices/counterX/signalY/cable_fault
> -KernelVersion: 5.7
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Read-only attribute that indicates whether a differential
> - encoder cable fault (not connected or loose wires) is detected
> - for the respective channel of Signal Y. Valid attribute values
> - are boolean. Detection must first be enabled via the
> - corresponding cable_fault_enable attribute.
> -
> -What: /sys/bus/counter/devices/counterX/signalY/cable_fault_enable
> -KernelVersion: 5.7
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Whether detection of differential encoder cable faults for the
> - respective channel of Signal Y is enabled. Valid attribute
> - values are boolean.
> -
> -What: /sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler
> -KernelVersion: 5.7
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Filter clock factor for input Signal Y. This prescaler value
> - affects the inputs of both quadrature pair signals.
> -
> -What: /sys/bus/counter/devices/counterX/signalY/index_polarity
> -KernelVersion: 5.2
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Active level of index input Signal Y; irrelevant in
> - non-synchronous load mode.
> -
> -What: /sys/bus/counter/devices/counterX/signalY/index_polarity_available
> -What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode_available
> -KernelVersion: 5.2
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Discrete set of available values for the respective Signal Y
> - configuration are listed in this file.
> -
> -What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode
> -KernelVersion: 5.2
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Configure the counter associated with Signal Y for
> - non-synchronous or synchronous load mode. Synchronous load mode
> - cannot be selected in non-quadrature (Pulse-Direction) clock
> - mode.
> -
> - non-synchronous:
> - A logic low level is the active level at this index
> - input. The index function (as enabled via preset_enable)
> - is performed directly on the active level of the index
> - input.
> -
> - synchronous:
> - Intended for interfacing with encoder Index output in
> - quadrature clock mode. The active level is configured
> - 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.
> diff --git a/Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec b/Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec
> deleted file mode 100644
> index 7d2e7b363467..000000000000
> --- a/Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec
> +++ /dev/null
> @@ -1,16 +0,0 @@
> -What: /sys/bus/counter/devices/counterX/countY/prescaler_available
> -KernelVersion: 5.2
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Discrete set of available values for the respective Count Y
> - configuration are listed in this file. Values are delimited by
> - newline characters.
> -
> -What: /sys/bus/counter/devices/counterX/countY/prescaler
> -KernelVersion: 5.2
> -Contact: linux-iio@vger.kernel.org
> -Description:
> - Configure the prescaler value associated with Count Y.
> - On the FlexTimer, the counter clock source passes through a
> - prescaler (i.e. a counter). This acts like a clock
> - divider.
> diff --git a/MAINTAINERS b/MAINTAINERS
> index e697044d34d6..d858582c917b 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -297,7 +297,6 @@ M: William Breathitt Gray <vilhelm.gray@gmail.com>
> M: Syed Nayyar Waris <syednwaris@gmail.com>
> L: linux-iio@vger.kernel.org
> S: Maintained
> -F: Documentation/ABI/testing/sysfs-bus-counter-104-quad-8
> F: drivers/counter/104-quad-8.c
>
> ACCES PCI-IDIO-16 GPIO DRIVER
> @@ -4540,7 +4539,7 @@ COUNTER SUBSYSTEM
> M: William Breathitt Gray <vilhelm.gray@gmail.com>
> L: linux-iio@vger.kernel.org
> S: Maintained
> -F: Documentation/ABI/testing/sysfs-bus-counter*
> +F: Documentation/ABI/testing/sysfs-bus-counter
> F: Documentation/driver-api/generic-counter.rst
> F: drivers/counter/
> F: include/linux/counter.h
> @@ -6925,7 +6924,6 @@ FLEXTIMER FTM-QUADDEC DRIVER
> M: Patrick Havelange <patrick.havelange@essensium.com>
> L: linux-iio@vger.kernel.org
> S: Maintained
> -F: Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec
> F: Documentation/devicetree/bindings/counter/ftm-quaddec.txt
> F: drivers/counter/ftm-quaddec.c
>
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next prev parent reply other threads:[~2021-02-14 16:59 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-12 12:13 [PATCH v8 00/22] Introduce the Counter character device interface William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 01/22] docs: counter: Consolidate Counter sysfs attributes documentation William Breathitt Gray
2021-02-14 16:57 ` Jonathan Cameron [this message]
2021-02-15 11:05 ` William Breathitt Gray
2021-02-20 16:25 ` David Lechner
2021-02-12 12:13 ` [PATCH v8 02/22] docs: counter: Fix spelling William Breathitt Gray
2021-02-20 16:26 ` David Lechner
2021-02-12 12:13 ` [PATCH v8 03/22] counter: 104-quad-8: Return error when invalid mode during ceiling_write William Breathitt Gray
2021-02-20 16:30 ` David Lechner
2021-02-22 2:06 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 04/22] counter: 104-quad-8: Annotate hardware config module parameter William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 05/22] counter: 104-quad-8: Add const qualifiers for quad8_preset_register_set William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 06/22] counter: 104-quad-8: Add const qualifier for functions_list array William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 07/22] counter: 104-quad-8: Add const qualifier for actions_list array William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 08/22] counter: ftm-quaddec: " William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 09/22] counter: Return error code on invalid modes William Breathitt Gray
2021-02-14 17:07 ` Jonathan Cameron
2021-02-20 16:43 ` David Lechner
2021-02-22 4:42 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 10/22] counter: Standardize to ERANGE for limit exceeded errors William Breathitt Gray
2021-02-14 17:10 ` Jonathan Cameron
2021-02-16 1:26 ` William Breathitt Gray
2021-02-21 14:03 ` Jonathan Cameron
2021-02-20 16:48 ` David Lechner
2021-02-12 12:13 ` [PATCH v8 11/22] counter: Rename counter_signal_value to counter_signal_level William Breathitt Gray
2021-02-20 16:52 ` David Lechner
2021-02-12 12:13 ` [PATCH v8 12/22] counter: Rename counter_count_function to counter_function William Breathitt Gray
2021-02-14 17:13 ` Jonathan Cameron
2021-02-20 16:56 ` David Lechner
2021-02-23 5:14 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 14/22] counter: Update counter.h comments to reflect sysfs internalization William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 15/22] docs: counter: Update " William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 16/22] counter: Move counter enums to uapi header William Breathitt Gray
2021-02-20 23:55 ` David Lechner
2021-02-12 12:13 ` [PATCH v8 17/22] counter: Add character device interface William Breathitt Gray
2021-02-14 18:06 ` Jonathan Cameron
2021-02-24 5:34 ` William Breathitt Gray
2021-02-15 9:24 ` Oleksij Rempel
2021-02-16 1:53 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 18/22] docs: counter: Document " William Breathitt Gray
2021-02-14 17:48 ` Jonathan Cameron
2021-02-22 10:11 ` Pavel Machek
2021-02-26 0:27 ` William Breathitt Gray
2021-02-26 0:22 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 19/22] counter: Implement extension*_name sysfs attributes William Breathitt Gray
2021-02-14 18:09 ` Jonathan Cameron
2021-02-19 8:51 ` William Breathitt Gray
2021-02-21 14:05 ` Jonathan Cameron
2021-02-25 23:32 ` William Breathitt Gray
2021-02-27 15:14 ` Jonathan Cameron
2021-02-12 12:13 ` [PATCH v8 20/22] counter: Implement events_queue_size sysfs attribute William Breathitt Gray
2021-02-14 18:11 ` Jonathan Cameron
2021-02-18 10:32 ` William Breathitt Gray
2021-02-21 15:51 ` Jonathan Cameron
2021-02-26 0:03 ` William Breathitt Gray
2021-02-27 0:14 ` David Lechner
2021-02-27 0:20 ` William Breathitt Gray
2021-02-27 15:18 ` Jonathan Cameron
2021-02-28 2:46 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 21/22] counter: 104-quad-8: Replace mutex with spinlock William Breathitt Gray
2021-02-14 18:19 ` Jonathan Cameron
2021-02-16 2:16 ` William Breathitt Gray
2021-02-16 19:27 ` Jonathan Cameron
2021-02-18 10:16 ` William Breathitt Gray
2021-02-12 12:13 ` [PATCH v8 22/22] counter: 104-quad-8: Add IRQ support for the ACCES 104-QUAD-8 William Breathitt Gray
2021-02-14 18:24 ` Jonathan Cameron
2021-02-19 9:21 ` William Breathitt Gray
[not found] ` <3fc2580af0efd6312a64a0e107bd6fa758f0d466.1613131238.git.vilhelm.gray@gmail.com>
2021-02-14 17:32 ` [PATCH v8 13/22] counter: Internalize sysfs interface code Jonathan Cameron
2021-02-20 17:50 ` David Lechner
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