From patchwork Wed Feb 14 09:33:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 13556196 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 904D4C48BC4 for ; Wed, 14 Feb 2024 09:39:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Um1KllIy84qlwet/MQd8H8SqVqqBOfrMizv5jcfY4/c=; b=JmtqgRSAavFC+x JOoCwGevlMCagsfWwvtze2fEJfxfc0Lzb6qY36L74+AVeHj6miUYVXf/YhW0gR3qzDPlPnzznRjr6 ZOC/3VAmPaagD586FDaMWF3/xikfk2DWcM4wqtKCXm0f30aat62a+PS1MhG/dxR+xxSfUuyy302Jr GnUXwvEMnCk0avhHgGe7Pv/iLSp3RuKWAtnSjXFpwwt/LNzHrIrUeyVErCNgIo+iM1HErALUlcqV2 fM29oWfyIfGTJ3HQQJyABh0qa9eoAdWyMXvq60OI6/45NJpTP1KLblkwZ0A5kOhqZ4VljKaD+2/tM 8PV/OizNRO3Bc2PIz3Cg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBjl-0000000CNmC-0exi; Wed, 14 Feb 2024 09:39:29 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBfW-0000000CKuG-1pCY for linux-arm-kernel@bombadil.infradead.org; Wed, 14 Feb 2024 09:35:06 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:Content-Type :MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Sender:Reply-To:Content-ID:Content-Description; bh=h/cLOAWQ66J9qGAkXVYnfmLpuHjwIxxZ1jW7MNm8f5w=; b=ox5s4jSHS6udRzPDHt7A/v5BSa odyKzUtXtRwxw/e/cA6xYMVL4MHW0SEUoew5fjCgit6ENKbQJA/J7rjm0PL5H0oXtR1auRFif0y12 F4Pg7SuLjoesWdLG3a5aZLpI9KQp3//vIBgrSSwNp9AISlH9C5sQdVG5XIBajrowelNYvIQmGpZNr X5Vt2vBwFBNoAuvH43oOyRp61dXEjCwCbJ0vpX5ao3+J/OJdhAqcfmo6PqLBotJREl1LvhTBBxONM jnbfNdup4X5LnxvVSO79wVOpGOvIn43UnLw2L4Osy0XNY8xUM7Mc5CckpUY6w9F1bcn+3NLgCq878 b5JPNDhA==; Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by desiato.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBfI-0000000GAcO-00Ax for linux-arm-kernel@lists.infradead.org; Wed, 14 Feb 2024 09:35:04 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1raBf9-00067p-BJ; Wed, 14 Feb 2024 10:34:43 +0100 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1raBf5-000fHg-UO; Wed, 14 Feb 2024 10:34:39 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1raBf5-004Y9b-2m; Wed, 14 Feb 2024 10:34:39 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Nobuhiro Iwamatsu , linux-pwm@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de Subject: [PATCH v6 144/164] pwm: visconti: Make use of devm_pwmchip_alloc() function Date: Wed, 14 Feb 2024 10:33:11 +0100 Message-ID: <24e779de69365686bb004742cd8f07cbda131212.1707900770.git.u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1937; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=CDg5DENx7fvJJUTQlX8qtwT+uKgrppGqalaIRu7TUN4=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlzIjwdq4+uf6XzbzYVktvkHDMdzHqqDZa1hs6b eBpbuEABn2JATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZcyI8AAKCRCPgPtYfRL+ TlAJB/9vOvYOV3xw60esZZRMywJ09sW49Fc3wVXrxYVeA6Dr4wirit1dng8w6XBsrjRvzmXtds2 g/gckAYc+twR/4TMp3OJqJKka2KAu3aGRnU2hzBYydpDsTgAlYK2cOez4rTJYT3KaZ0Yhvu6UWA v2ciUH6cuSlt9B/xS3FVfrWLnLelGTJWr/Yr9YMuwGN4ZwSnyj81FiYsnZ+H+bt+TB2ouZXgteS XTH3je5v/T/w+fPg3vsbAGoJH7CAmCSDiQTtttcjYROZdNLzFwORqUJegBUx9wTrDrQkm+edHH6 bMRMvm4bhrHTYcVo2OtW+8twZZa3k3wKqiIkNx928kLpbbDe X-Developer-Key: i=u.kleine-koenig@pengutronix.de; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240214_093452_218027_3954BE7E X-CRM114-Status: GOOD ( 15.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This prepares the pwm-visconti driver to further changes of the pwm core outlined in the commit introducing devm_pwmchip_alloc(). There is no intended semantical change and the driver should behave as before. Signed-off-by: Uwe Kleine-König --- drivers/pwm/pwm-visconti.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-visconti.c b/drivers/pwm/pwm-visconti.c index 8d736d558122..9e55380957be 100644 --- a/drivers/pwm/pwm-visconti.c +++ b/drivers/pwm/pwm-visconti.c @@ -34,13 +34,12 @@ #define PIPGM_PWMC_POLARITY_MASK GENMASK(5, 5) struct visconti_pwm_chip { - struct pwm_chip chip; void __iomem *base; }; static inline struct visconti_pwm_chip *visconti_pwm_from_chip(struct pwm_chip *chip) { - return container_of(chip, struct visconti_pwm_chip, chip); + return pwmchip_get_drvdata(chip); } static int visconti_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, @@ -134,22 +133,22 @@ static const struct pwm_ops visconti_pwm_ops = { static int visconti_pwm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct pwm_chip *chip; struct visconti_pwm_chip *priv; int ret; - priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + chip = devm_pwmchip_alloc(dev, 4, sizeof(*priv)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + priv = visconti_pwm_from_chip(chip); priv->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->base)) return PTR_ERR(priv->base); - priv->chip.dev = dev; - priv->chip.ops = &visconti_pwm_ops; - priv->chip.npwm = 4; + chip->ops = &visconti_pwm_ops; - ret = devm_pwmchip_add(&pdev->dev, &priv->chip); + ret = devm_pwmchip_add(&pdev->dev, chip); if (ret < 0) return dev_err_probe(&pdev->dev, ret, "Cannot register visconti PWM\n");