From patchwork Mon Nov 14 16:55:39 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 19924 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp2250816wru; Mon, 14 Nov 2022 08:59:41 -0800 (PST) X-Google-Smtp-Source: AA0mqf4S4HAcQXXzlF2G3LYfCxR5/9gi5wsn3SPxmqqhbQhPynHtFMGwAKAzKec08L+tsjq9zoDp X-Received: by 2002:a17:906:ae52:b0:7ad:4a55:5e19 with SMTP id lf18-20020a170906ae5200b007ad4a555e19mr11085400ejb.65.1668445181049; Mon, 14 Nov 2022 08:59:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1668445181; cv=none; d=google.com; s=arc-20160816; b=Xd5Egr//iHvaQaDSU1ZPXsfYgnvqsd/w1PXej9VrCihPxzUs06MP8rH2LXFzVY6+7E Xt8jjM4EMZP08dsBqkdCIGmTZTkrVtJNV5XBAb1i1mWtzJdJomd01hkQAhk7T4Iv6NIV ubl8P1XoG3ojoDBOjhKd7nitKbisClwi684dK2Lq3+m1i5KR4uRyUl6Iy1z39WubYmaY 6Sr0wlSpwBuQ+ofdGb034QUKs5CpuQJwQl9elFU8C0NWhaNWy+pIdfi+4dnLylV5t8+1 ZW1yM0EzK3jVGX4y2Uy72P3AvW3j/FRTr+fqPbXVPI8oA61dZ1fj2ivpHPacf5S49bhv +uFw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=4mJHNUNkUb7RaQffjAzU/xeJwrC/qNrnQPj0zB1QRdQ=; b=O5XG2dBBvuc8TuFbou47mZ+F0XZLdxQjWZxND/9BL2ZIC590oZPnI/uA9bBjcYYVVZ seFeFarImvThSwMpUyqXMazBjnfMRmVflYOdwzbFM+nkcfXJJPwpH3c9DN+/Zf9asEuO ldNsj2xnS99aLnegRiaJyLZBmQywFW+Ow23PA6cSC8NB6ANs8UY+qN0N/x8gq4rmgx0M AFxpClOrhOOXkf7rERoqfnU4Tx23ccij8hlj9DsDIN8fJtV/zsNBMsMFVVIzuMwND7Mw Lqmo1TKziGH/AHcMY19chPpLv4Jqx6g7jJ1hCOySlQQQCxk+n16MJMTSUdVyqlF2GHll 5OsA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=WaN+xPZK; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id l9-20020a056402230900b0046150eb704csi8251988eda.532.2022.11.14.08.59.09; Mon, 14 Nov 2022 08:59:41 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=WaN+xPZK; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237694AbiKNQzi (ORCPT + 99 others); Mon, 14 Nov 2022 11:55:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237484AbiKNQz1 (ORCPT ); Mon, 14 Nov 2022 11:55:27 -0500 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E7236FCE6; Mon, 14 Nov 2022 08:55:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1668444927; x=1699980927; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=/5ATWhqQrc1DZJ4f0j7ZyUNBHQXbdLiioN7qk5/mljI=; b=WaN+xPZKEgkBTdTvXGn9VV+GSrKD5o19L+Z8GkL4UwSgzvxTfCPcaBvw DMhQYzCHMNnYh7al1jAwWZvdw2996ww0R++Z8oN+qoLAZBeiZsAfWEQt+ 0YsS9UDAlFTdQH0f0dpbD9T9go4k79SOYfNUEBJ9Lb+rrnWw+IfN7csz6 c1QuCW6vU1z+vu5k2fH1bJ1erRG02+ykPw6PUveEpzm+Lo7f0aFLYvtUF 7lImpXUjSlT8xjx2ugFrd4QBkm2UPui1JT1LxqqYie/vzNUvTDPW3mPmN cIZOQkY/if5JUhR9NjiAOJNkBOK/JntLH60pUGAelsU8kTgOm+8hH1iHw g==; X-IronPort-AV: E=McAfee;i="6500,9779,10531"; a="295382829" X-IronPort-AV: E=Sophos;i="5.96,164,1665471600"; d="scan'208";a="295382829" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2022 08:55:25 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10531"; a="727593541" X-IronPort-AV: E=Sophos;i="5.96,164,1665471600"; d="scan'208";a="727593541" Received: from black.fi.intel.com ([10.237.72.28]) by FMSMGA003.fm.intel.com with ESMTP; 14 Nov 2022 08:55:22 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id DC9A3B7; Mon, 14 Nov 2022 18:55:46 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , Mika Westerberg , =?utf-8?q?Uwe_Kleine-K?= =?utf-8?q?=C3=B6nig?= , Thierry Reding , Hans de Goede , linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pwm@vger.kernel.org Cc: Andy Shevchenko , Linus Walleij Subject: [PATCH v4 1/7] pwm: Add a stub for devm_pwmchip_add() Date: Mon, 14 Nov 2022 18:55:39 +0200 Message-Id: <20221114165545.56088-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221114165545.56088-1-andriy.shevchenko@linux.intel.com> References: <20221114165545.56088-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749491574469973964?= X-GMAIL-MSGID: =?utf-8?q?1749491574469973964?= The devm_pwmchip_add() can be called by a module that optionally instantiates PWM chip. In the case of CONFIG_PWM=n, the compilation can't be performed. Hence, add a necessary stub. Signed-off-by: Andy Shevchenko Acked-by: Thierry Reding Reviewed-by: Mika Westerberg Acked-by: Uwe Kleine-König --- include/linux/pwm.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/pwm.h b/include/linux/pwm.h index d70c6e5a839d..bba492eea96c 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -478,6 +478,11 @@ static inline int pwmchip_remove(struct pwm_chip *chip) return -EINVAL; } +static inline int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip) +{ + return -EINVAL; +} + static inline struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip, unsigned int index, const char *label)