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Mon, 01 Apr 2019 23:32:02 -0700 (PDT) Received: from localhost.localdomain ([2001:268:c0a5:4ce0:c70:4af9:86e2:2]) by smtp.gmail.com with ESMTPSA id a17sm19327289pfj.123.2019.04.01.23.31.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 01 Apr 2019 23:32:01 -0700 (PDT) From: William Breathitt Gray To: gregkh@linuxfoundation.org Subject: [PATCH v10 11/18] iio: counter: Add deprecation markings for IIO Counter attributes Date: Tue, 2 Apr 2019 15:30:46 +0900 Message-Id: <997556b04cbc210adf1cd202114f5064ec7bb9dd.1554184734.git.vilhelm.gray@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, benjamin.gaignard@st.com, linux-pwm@vger.kernel.org, linux-iio@vger.kernel.org, patrick.havelange@essensium.com, thierry.reding@gmail.com, pmeerw@pmeerw.net, lars@metafoo.de, daniel.lezcano@linaro.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, david@lechnology.com, William Breathitt Gray , robh+dt@kernel.org, Jonathan Cameron , tglx@linutronix.de, fabrice.gasnier@st.com, esben@haabendal.dk, shawnguo@kernel.org, linux-kernel@vger.kernel.org, leoyang.li@nxp.com, knaack.h@gmx.de, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, jic23@kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" The IIO counter subdirectory is now superceded by the Counter subsystem. This patch adds deprecation warnings to the documentation of the relevant IIO Counter sysfs attributes. Acked-by: Jonathan Cameron Signed-off-by: William Breathitt Gray --- Documentation/ABI/testing/sysfs-bus-iio | 8 ++++++++ .../ABI/testing/sysfs-bus-iio-counter-104-quad-8 | 16 ++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 864f8efd12e5..6aef7dbbde44 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -1656,6 +1656,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_raw KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Raw counter device counts from channel Y. For quadrature counters, multiplication by an available [Y]_scale results in the counts of a single quadrature signal phase from channel Y. @@ -1664,6 +1666,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_indexY_raw KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Raw counter device index value from channel Y. This attribute provides an absolute positional reference (e.g. a pulse once per revolution) which may be used to home positional systems as @@ -1673,6 +1677,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_count_count_direction_available KernelVersion: 4.12 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + A list of possible counting directions which are: - "up" : counter device is increasing. - "down": counter device is decreasing. @@ -1681,6 +1687,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_count_direction KernelVersion: 4.12 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Raw counter device counters direction for channel Y. What: /sys/bus/iio/devices/iio:deviceX/in_phaseY_raw diff --git a/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 b/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 index 7fac2c268d9a..bac3d0d48b7b 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 +++ b/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 @@ -6,6 +6,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_index_synchronous_mode_available KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Discrete set of available values for the respective counter configuration are listed in this file. @@ -13,6 +15,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_count_mode KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Count mode for channel Y. Four count modes are available: normal, range limit, non-recycle, and modulo-n. The preset value for channel Y is used by the count mode where required. @@ -47,6 +51,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_noise_error KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Read-only attribute that indicates whether excessive noise is present at the channel Y count inputs in quadrature clock mode; irrelevant in non-quadrature clock mode. @@ -55,6 +61,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_preset KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + If the counter device supports preset registers, the preset count for channel Y is provided by this attribute. @@ -62,6 +70,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_quadrature_mode KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Configure channel Y counter for non-quadrature or quadrature clock mode. Selecting non-quadrature clock mode will disable synchronous load mode. In quadrature clock mode, the channel Y @@ -83,6 +93,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_set_to_preset_on_index KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Whether to set channel Y counter with channel Y preset value when channel Y index input is active, or continuously count. Valid attribute values are boolean. @@ -91,6 +103,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_indexY_index_polarity KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Active level of channel Y index input; irrelevant in non-synchronous load mode. @@ -98,6 +112,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_indexY_synchronous_mode KernelVersion: 4.10 Contact: linux-iio@vger.kernel.org Description: + This interface is deprecated; please use the Counter subsystem. + Configure channel Y counter for non-synchronous or synchronous load mode. Synchronous load mode cannot be selected in non-quadrature clock mode. -- 2.21.0