From patchwork Tue Apr 2 06:30:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: William Breathitt Gray X-Patchwork-Id: 10881091 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 743BC17E0 for ; Tue, 2 Apr 2019 06:32:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5D46228770 for ; Tue, 2 Apr 2019 06:32:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4FFD928843; Tue, 2 Apr 2019 06:32:09 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B644E28770 for ; Tue, 2 Apr 2019 06:32:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729217AbfDBGcD (ORCPT ); Tue, 2 Apr 2019 02:32:03 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:35049 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726193AbfDBGcD (ORCPT ); Tue, 2 Apr 2019 02:32:03 -0400 Received: by mail-pf1-f196.google.com with SMTP id t21so5838251pfe.2; Mon, 01 Apr 2019 23:32:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=svskp7QoINQnHTiaUtBOVYrxeQ5QnKH9lu/Zsj/N//s=; b=Hw0WAlbzJsmhP/ZYLuuqIDUxu8G91MVcKWTy8fa0ekMx9gr12t/mcsw+A/DP3DhX1V l0z7FVWuNOvDfauDl3dtlj+/an3Iqrcik8h3WndhibdoAcfoZYK++qaNK42nkktj9x1G xejGpkYQAtWcYuh8kQHxqskYXrU315oP13Ozm/sZMMEz5mpGS8UTLSq83L/utKKEZ2WJ inm0ADGLe+ytH4kkWyCbsdw9EhL3/0YoBF61lb3nIf+1/yg/qdiouCWYvyIDtkg4m8hd 1b+EhkO0NrqhAPzigiqPz+4ppE2FTZO9pf9hnjJZAyzq95HCzqUztHYKkJNvP5uyazfv vkEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=svskp7QoINQnHTiaUtBOVYrxeQ5QnKH9lu/Zsj/N//s=; b=seNspA/EN/t7Joe9bAm1r79Wa3DYHX8U9rm+akj+BWSuliF07uEwiIo7FQEKbb7afO s/oP951TJtVs9BqjETC5VHLfUNMEHgweLdWISzOgO48hDFoea6L0jNmA2HTV3Sjcnj9b nFePuXGdcx1RQ+M6suKCvou9IcnZLENz6eBf4yR/nubfKtyner/n3RjE3z1CAw/Ci3Qj QkKiEMjTMSOXT9Vjh0gg2ZnYf5IDYCyxyXuRujhIWm81F76ntM5rYC4SHxbOUhrefn+L BvuZGOj5WaKIKsmeZi4j6bNY9I3NtnsrbxpwkYcpH6hxjW5fZQAzbiRwM9mFet/g/0CQ TTeQ== X-Gm-Message-State: APjAAAVg676L0s8eWZ5IenKnposfohyjhEpur4gZw/bKnYF3ybFQ76Ot DirhQ6T7LzGsFHtPYS8QtUE= X-Google-Smtp-Source: APXvYqyMJRpEUbsbfFckbE3oVErEbk4bfC3cfg3HieAJxmwDASP5WRC+RYolJFJE9eQ4k7wBLzWZHQ== X-Received: by 2002:a62:ae13:: with SMTP id q19mr65909898pff.152.1554186722023; 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 Cc: jic23@kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, fabrice.gasnier@st.com, benjamin.gaignard@st.com, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, akpm@linux-foundation.org, david@lechnology.com, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, leoyang.li@nxp.com, daniel.lezcano@linaro.org, tglx@linutronix.de, thierry.reding@gmail.com, esben@haabendal.dk, linux-pwm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, patrick.havelange@essensium.com, William Breathitt Gray , Jonathan Cameron 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 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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.