From patchwork Wed Feb 14 09:31:50 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: 13556149 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 5B725C48BEB for ; Wed, 14 Feb 2024 09:35:51 +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=QV9WZvnp7YRyTmLV+7/aRN5FyZ7dtXjVBefWk4GHG7I=; b=aanyeGgE3xoNCS /YC1rgqxDKYFXI65fnQtvCUxcOUEzad8xF1q4cwv+cF5Cl+OiofWjegRzSXTTb4FuWsHsRCp2uev8 PUy2DuEJq6cXsHYHcd7ttEyJZD/r7yek+kH0GDQrN/ljKZ/2GuipO6YqAUKNmYDMIWIuTgqFxrPYW eM5KbLn8C9xWexdmZDqON2qDPrfYO6uk+xtr9gPZjs4z3AIGfjCUsw67eJGCnWRzQO4DDdp4fBLec Fg1eB1yD6OLvvNFZbNgDtf3YaXKwQdwuYL19TyP88a0eZqQwuz6Iht4r2mEygxrQY2R8LGTkT+w3i gTPFvZxZvmooj0UODPaQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBfv-0000000CLAx-34cX; Wed, 14 Feb 2024 09:35:31 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBey-0000000CKFy-1mQc for linux-arm-kernel@lists.infradead.org; Wed, 14 Feb 2024 09:34:35 +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 1raBev-0004yW-7P; Wed, 14 Feb 2024 10:34:29 +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 1raBet-000fCf-Lk; Wed, 14 Feb 2024 10:34:27 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1raBet-004Y3t-1v; Wed, 14 Feb 2024 10:34:27 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Vladimir Zapolskiy , linux-pwm@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de Subject: [PATCH v6 063/164] pwm: lpc18xx-sct: Make use of devm_pwmchip_alloc() function Date: Wed, 14 Feb 2024 10:31:50 +0100 Message-ID: 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=2018; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=MFtSyVVhuFf8aJtBBT9xCKFdFlNzZwELSw07Ki+RCLI=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlzIiTG24niAzJdEnN7lcf6OV9nLPjQr0PQc5Yq l4ksZ65xUGJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZcyIkwAKCRCPgPtYfRL+ TikdB/9sCRSfX2aS8SITDexQCpDJaZv3TkZ+1JU1Hvq8S1Wfb3sUCLFoIAavrhAZF2xbmT2IQLk sY4LJzSy48P2j7RvowpwC5XnJbEC2Xgcez1dsM8hfCc7fiXUSH6FtKtR4ydTSBG0NEvFfD/2yUt v2WoLUThYudQwW/rr7ipCuu5o2QHcrKKaijkBwiAHAORVwZ+A2ja6bDJZJ/xKuKIMB+sVU5Bx2O XcbQCo0pLWrxdxX0QJAGnJOWyqBElH0mh3CNXSVeXZwlnfewftgJtP+N0p5iM7x01UapTg5i8q1 FflBasCfTnH2HO2ncGEmsmGdz1m/yWxXVOMEGirmv/0mKHmq 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_013432_677726_BBFB5562 X-CRM114-Status: GOOD ( 14.48 ) 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-lpc18xx-sct 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-lpc18xx-sct.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-lpc18xx-sct.c b/drivers/pwm/pwm-lpc18xx-sct.c index 9b1e8141aec7..04b76d257fd8 100644 --- a/drivers/pwm/pwm-lpc18xx-sct.c +++ b/drivers/pwm/pwm-lpc18xx-sct.c @@ -92,7 +92,6 @@ struct lpc18xx_pwm_data { }; struct lpc18xx_pwm_chip { - struct pwm_chip chip; void __iomem *base; struct clk *pwm_clk; unsigned long clk_rate; @@ -109,7 +108,7 @@ struct lpc18xx_pwm_chip { static inline struct lpc18xx_pwm_chip * to_lpc18xx_pwm_chip(struct pwm_chip *chip) { - return container_of(chip, struct lpc18xx_pwm_chip, chip); + return pwmchip_get_drvdata(chip); } static inline void lpc18xx_pwm_writel(struct lpc18xx_pwm_chip *lpc18xx_pwm, @@ -353,11 +352,10 @@ static int lpc18xx_pwm_probe(struct platform_device *pdev) int ret; u64 val; - lpc18xx_pwm = devm_kzalloc(&pdev->dev, sizeof(*lpc18xx_pwm), - GFP_KERNEL); - if (!lpc18xx_pwm) - return -ENOMEM; - chip = &lpc18xx_pwm->chip; + chip = devm_pwmchip_alloc(&pdev->dev, LPC18XX_NUM_PWMS, sizeof(*lpc18xx_pwm)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + lpc18xx_pwm = to_lpc18xx_pwm_chip(chip); lpc18xx_pwm->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(lpc18xx_pwm->base)) @@ -388,9 +386,7 @@ static int lpc18xx_pwm_probe(struct platform_device *pdev) lpc18xx_pwm->min_period_ns = DIV_ROUND_UP(NSEC_PER_SEC, lpc18xx_pwm->clk_rate); - chip->dev = &pdev->dev; chip->ops = &lpc18xx_pwm_ops; - chip->npwm = LPC18XX_NUM_PWMS; /* SCT counter must be in unify (32 bit) mode */ lpc18xx_pwm_writel(lpc18xx_pwm, LPC18XX_PWM_CONFIG,