From patchwork Sun Aug 9 13:25:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kent Gibson X-Patchwork-Id: 254642 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30443C433E0 for ; Sun, 9 Aug 2020 13:27:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 08419206B5 for ; Sun, 9 Aug 2020 13:27:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Mg8dAWcp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726624AbgHIN1a (ORCPT ); Sun, 9 Aug 2020 09:27:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52258 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726120AbgHIN1a (ORCPT ); Sun, 9 Aug 2020 09:27:30 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1A901C061756; Sun, 9 Aug 2020 06:27:30 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id f9so3427096pju.4; Sun, 09 Aug 2020 06:27:30 -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=ADP2aGUDRbAJ2fzGJ4u2MgmoEkak0G6DX7jqH1kdmdo=; b=Mg8dAWcpAoqFEVA1Td/Xx06cFrrIFmHQTo1rijwRAL+Nhte0uxWjtUKvRH8m0Vs5kH Wme6E5h3imPYFbYtoc/rZnV6CEGMETV/L+JgrJi4i1hS6PWVxSbJbXGvrRK1lj9Ma6rm shTJVLs1Gs57TRPiKSS+VpKW+bf8fa6PSU1mySucif1umRh7LXRqpaohaMWpAm5xi5Af hJtDNXnaY3JMgQqdDOFGva8iYsTxEVkP+Ou6F+sOmJZif8utQdJBQY8gKVrsl1ZsLRvA S9R90JNu+B6Ic+lFS0FSKmo80viSaxAUOPX4VqRaJ2PuGS4EYJWb/SLQd0L/v90qObMN +PuQ== 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=ADP2aGUDRbAJ2fzGJ4u2MgmoEkak0G6DX7jqH1kdmdo=; b=G/hLBaP8OI9Q5E91OaW23sXIbpGgCa0IbWopV7fQ+HaKwTay/uoPbXO18PtfeIbNYy 5lBU2Aa7+nPFyYhWy3Xf5ELT2C7N4RyPdG0yHlY9iGevKVgMYxZ7br3fJQfutjx81dRK eQ25jgCXRhd9m11nNFKaaLLfl+on6qsRWfu3Vadxo+WLNMtXZsdbXxgOiSryvYjoBmyC //IwLTYX05wZifmXxTtfS48UIknSm9bCgr5Nt5RGuMo9tyiVdFf3oSVxWMO6ZKFwlFvg uoJxeZH2eeZTU9vjcOH5yFN+7qBzM+9a45vceuH710A0P2cKhsaLGL1fjjmztdrqeD4Q eTxQ== X-Gm-Message-State: AOAM532GtG69y3M+5rbdn+UBGLVm3AYwfOEML7lcFnmozaIvZWQ7LSz1 q6c7zXnOuBQZiAhI7v1sn/Z+lM9u X-Google-Smtp-Source: ABdhPJw3TFS+thyPcxTQZV0zydX/cdBjPEYnnhqCGX2JD9MKwW5EM/vZxCZEDF7JxNhHVZqxRve+lw== X-Received: by 2002:a17:90a:94c9:: with SMTP id j9mr23085424pjw.77.1596979649300; Sun, 09 Aug 2020 06:27:29 -0700 (PDT) Received: from sol.lan (106-69-185-93.dyn.iinet.net.au. [106.69.185.93]) by smtp.gmail.com with ESMTPSA id j10sm9127414pff.171.2020.08.09.06.27.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 Aug 2020 06:27:28 -0700 (PDT) From: Kent Gibson To: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, bgolaszewski@baylibre.com, linus.walleij@linaro.org Cc: Kent Gibson Subject: [PATCH v3 12/18] tools: gpio: port lsgpio to v2 uAPI Date: Sun, 9 Aug 2020 21:25:23 +0800 Message-Id: <20200809132529.264312-13-warthog618@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200809132529.264312-1-warthog618@gmail.com> References: <20200809132529.264312-1-warthog618@gmail.com> MIME-Version: 1.0 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Port the lsgpio tool to the latest GPIO uAPI. Signed-off-by: Kent Gibson --- tools/gpio/lsgpio.c | 60 ++++++++++++++++++++++++++++----------------- 1 file changed, 38 insertions(+), 22 deletions(-) diff --git a/tools/gpio/lsgpio.c b/tools/gpio/lsgpio.c index b08d7a5e779b..deda38244026 100644 --- a/tools/gpio/lsgpio.c +++ b/tools/gpio/lsgpio.c @@ -25,57 +25,73 @@ struct gpio_flag { char *name; - unsigned long mask; + unsigned long long mask; }; struct gpio_flag flagnames[] = { { - .name = "kernel", - .mask = GPIOLINE_FLAG_KERNEL, + .name = "used", + .mask = GPIO_V2_LINE_FLAG_USED, + }, + { + .name = "input", + .mask = GPIO_V2_LINE_FLAG_INPUT, }, { .name = "output", - .mask = GPIOLINE_FLAG_IS_OUT, + .mask = GPIO_V2_LINE_FLAG_OUTPUT, }, { .name = "active-low", - .mask = GPIOLINE_FLAG_ACTIVE_LOW, + .mask = GPIO_V2_LINE_FLAG_ACTIVE_LOW, }, { .name = "open-drain", - .mask = GPIOLINE_FLAG_OPEN_DRAIN, + .mask = GPIO_V2_LINE_FLAG_OPEN_DRAIN, }, { .name = "open-source", - .mask = GPIOLINE_FLAG_OPEN_SOURCE, + .mask = GPIO_V2_LINE_FLAG_OPEN_SOURCE, }, { .name = "pull-up", - .mask = GPIOLINE_FLAG_BIAS_PULL_UP, + .mask = GPIO_V2_LINE_FLAG_BIAS_PULL_UP, }, { .name = "pull-down", - .mask = GPIOLINE_FLAG_BIAS_PULL_DOWN, + .mask = GPIO_V2_LINE_FLAG_BIAS_PULL_DOWN, }, { .name = "bias-disabled", - .mask = GPIOLINE_FLAG_BIAS_DISABLE, + .mask = GPIO_V2_LINE_FLAG_BIAS_DISABLED, }, }; -void print_flags(unsigned long flags) +static void print_attributes(struct gpio_v2_line_info *info) { int i; - int printed = 0; + const char *field_format = "%s"; for (i = 0; i < ARRAY_SIZE(flagnames); i++) { - if (flags & flagnames[i].mask) { - if (printed) - fprintf(stdout, " "); - fprintf(stdout, "%s", flagnames[i].name); - printed++; + if (info->flags & flagnames[i].mask) { + fprintf(stdout, field_format, flagnames[i].name); + field_format = ", %s"; } } + + if ((info->flags & GPIO_V2_LINE_FLAG_EDGE_RISING) && + (info->flags & GPIO_V2_LINE_FLAG_EDGE_FALLING)) + fprintf(stdout, field_format, "both-edges"); + else if (info->flags & GPIO_V2_LINE_FLAG_EDGE_RISING) + fprintf(stdout, field_format, "rising-edge"); + else if (info->flags & GPIO_V2_LINE_FLAG_EDGE_FALLING) + fprintf(stdout, field_format, "falling-edge"); + + for (i = 0; i < info->num_attrs; i++) { + if (info->attrs[i].id == GPIO_V2_LINE_ATTR_ID_DEBOUNCE) + fprintf(stdout, ", debounce_period=%dusec", + info->attrs[0].debounce_period); + } } int list_device(const char *device_name) @@ -109,18 +125,18 @@ int list_device(const char *device_name) /* Loop over the lines and print info */ for (i = 0; i < cinfo.lines; i++) { - struct gpioline_info linfo; + struct gpio_v2_line_info linfo; memset(&linfo, 0, sizeof(linfo)); - linfo.line_offset = i; + linfo.offset = i; - ret = ioctl(fd, GPIO_GET_LINEINFO_IOCTL, &linfo); + ret = ioctl(fd, GPIO_V2_GET_LINEINFO_IOCTL, &linfo); if (ret == -1) { ret = -errno; perror("Failed to issue LINEINFO IOCTL\n"); goto exit_close_error; } - fprintf(stdout, "\tline %2d:", linfo.line_offset); + fprintf(stdout, "\tline %2d:", linfo.offset); if (linfo.name[0]) fprintf(stdout, " \"%s\"", linfo.name); else @@ -131,7 +147,7 @@ int list_device(const char *device_name) fprintf(stdout, " unused"); if (linfo.flags) { fprintf(stdout, " ["); - print_flags(linfo.flags); + print_attributes(&linfo); fprintf(stdout, "]"); } fprintf(stdout, "\n");