From patchwork Mon Sep 28 00:28:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kent Gibson X-Patchwork-Id: 1372198 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=Y6XxYkB6; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4C03NN0zw8z9sTQ for ; Mon, 28 Sep 2020 10:31:16 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726604AbgI1AbP (ORCPT ); Sun, 27 Sep 2020 20:31:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52130 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726387AbgI1AbO (ORCPT ); Sun, 27 Sep 2020 20:31:14 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF5DAC0613CE; Sun, 27 Sep 2020 17:31:14 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id s31so2531812pga.7; Sun, 27 Sep 2020 17:31:14 -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=n/qd/Q8kwQyOh0/mMVICaic8kPdt+pWRcMGx87GUK6k=; b=Y6XxYkB6nz3ZbHr0k+NO+bS1nXF751ze2MjXXsVhPV4Dezdt/mUNliDi7kk1KvZZsx eaq3qizPbmThYvT0BYbSe7X4mB3anh8crdkjYu4uR4wsOdwlO8jGYlhsEk/PWV08f/f7 QMDfG++y4TnNsXgkooYcHgsmqGlSB+KSgkKFKVHELGeTLZbnEy3znQw2SSsOzJbS2m8V Wsz+kEN764rIO8PEK+Py8k+XW1jO8s7JeJVoUZMcG/mu+9FM1qMNBzYncojrvHiJdAXO gcn1gFTLgOGmy6D0LVTG+Mf9oFGYje5ffKoQru8BObRD9MHcMe3KInZ2v6eT+B0AL4yZ MCYw== 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=n/qd/Q8kwQyOh0/mMVICaic8kPdt+pWRcMGx87GUK6k=; b=Jahnx6asySbV3GOM+xXC1otsarXy+eMq2cEAE9ZgbOtx00O/YpFY2jZ+atnCzHvnil 3GQzVFZeG3un+J0bVnWv7TCVEV/1CXkdsJlZ/nbIuuNElG/26zg38YCbSg/pLOwg07fC 4iAtL1EMqxjEysWRjl55l12k6xothVlWNs2oygOHNVIOwxdoetEJeasKy3frPQDuF+BK ewatz66pa9otuW9ERHxBaLZClMjpVLQbDuAWh9wqCOSwRArtdCJQ4B89SEK9c1dMZ2Ke JsdbObJq3icYYUy4au8rALOWOjIgQdg/PhK42mOeLcEVBBb2Rzx9Mp94ffW+HQ/s4JSQ dNDw== X-Gm-Message-State: AOAM531K2iXbNtuJKgxD3qlNCawfflUEkwYliWLk7rHvsAB/W17kWYG6 7Lig945x44GWaoSiDznXnZq/WKcHZF/DgQ== X-Google-Smtp-Source: ABdhPJyFvtVxIXuqXOLghHG8XI8NwIrEtpG1e1LiGg0OIfafRdwLOLriwYcAObE8lvG5pxZ0hY+Ddw== X-Received: by 2002:aa7:85d4:0:b029:142:4339:42ca with SMTP id z20-20020aa785d40000b0290142433942camr7989215pfn.5.1601253073818; Sun, 27 Sep 2020 17:31:13 -0700 (PDT) Received: from sol.lan (106-69-171-132.dyn.iinet.net.au. [106.69.171.132]) by smtp.gmail.com with ESMTPSA id o20sm8443783pgh.63.2020.09.27.17.31.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Sep 2020 17:31:13 -0700 (PDT) From: Kent Gibson To: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, bgolaszewski@baylibre.com, linus.walleij@linaro.org, andy.shevchenko@gmail.com, arnd@arndb.de Cc: Kent Gibson Subject: [PATCH v10 13/20] gpio: uapi: document uAPI v1 as deprecated Date: Mon, 28 Sep 2020 08:28:00 +0800 Message-Id: <20200928002807.12146-14-warthog618@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200928002807.12146-1-warthog618@gmail.com> References: <20200928002807.12146-1-warthog618@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Update uAPI documentation to deprecate v1 structs and ioctls. Signed-off-by: Kent Gibson --- include/uapi/linux/gpio.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/include/uapi/linux/gpio.h b/include/uapi/linux/gpio.h index 5904f49399de..07865c601099 100644 --- a/include/uapi/linux/gpio.h +++ b/include/uapi/linux/gpio.h @@ -292,6 +292,9 @@ struct gpio_v2_line_event { /* * ABI v1 + * + * This version of the ABI is deprecated. + * Use the latest version of the ABI, defined above, instead. */ /* Informational flags */ @@ -315,6 +318,9 @@ struct gpio_v2_line_event { * @consumer: a functional name for the consumer of this GPIO line as set by * whatever is using it, will be empty if there is no current user but may * also be empty if the consumer doesn't set this up + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_info instead. */ struct gpioline_info { __u32 line_offset; @@ -346,6 +352,9 @@ enum { * guarantee there are no implicit holes between it and subsequent members. * The 20-byte padding at the end makes sure we don't add any implicit padding * at the end of the structure on 64-bit architectures. + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_info_changed instead. */ struct gpioline_info_changed { struct gpioline_info info; @@ -385,6 +394,9 @@ struct gpioline_info_changed { * @fd: if successful this field will contain a valid anonymous file handle * after a GPIO_GET_LINEHANDLE_IOCTL operation, zero or negative value * means error + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_request instead. */ struct gpiohandle_request { __u32 lineoffsets[GPIOHANDLES_MAX]; @@ -404,6 +416,9 @@ struct gpiohandle_request { * this specifies the default output value, should be 0 (low) or * 1 (high), anything else than 0 or 1 will be interpreted as 1 (high) * @padding: reserved for future use and should be zero filled + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_config instead. */ struct gpiohandle_config { __u32 flags; @@ -416,6 +431,9 @@ struct gpiohandle_config { * @values: when getting the state of lines this contains the current * state of a line, when setting the state of lines these should contain * the desired target state + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_values instead. */ struct gpiohandle_data { __u8 values[GPIOHANDLES_MAX]; @@ -439,6 +457,9 @@ struct gpiohandle_data { * @fd: if successful this field will contain a valid anonymous file handle * after a GPIO_GET_LINEEVENT_IOCTL operation, zero or negative value * means error + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_request instead. */ struct gpioevent_request { __u32 lineoffset; @@ -458,6 +479,9 @@ struct gpioevent_request { * struct gpioevent_data - The actual event being pushed to userspace * @timestamp: best estimate of time of event occurrence, in nanoseconds * @id: event identifier + * + * This struct is part of ABI v1 and is deprecated. + * Use struct gpio_v2_line_event instead. */ struct gpioevent_data { __u64 timestamp; @@ -482,6 +506,8 @@ struct gpioevent_data { /* * v1 ioctl()s + * + * These ioctl()s are deprecated. Use the v2 equivalent instead. */ #define GPIO_GET_LINEINFO_IOCTL _IOWR(0xB4, 0x02, struct gpioline_info) #define GPIO_GET_LINEHANDLE_IOCTL _IOWR(0xB4, 0x03, struct gpiohandle_request)