From patchwork Tue Aug 8 17:18:15 2023 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: 1818901 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-pwm-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4RL2Xm0382z20G8 for ; Wed, 9 Aug 2023 04:59:04 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233956AbjHHS7D (ORCPT ); Tue, 8 Aug 2023 14:59:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39558 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232242AbjHHS6q (ORCPT ); Tue, 8 Aug 2023 14:58:46 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8D36F175DF6 for ; Tue, 8 Aug 2023 10:20:02 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qTQN3-00074Q-JB; Tue, 08 Aug 2023 19:19:49 +0200 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qTQN2-00224q-5z; Tue, 08 Aug 2023 19:19:48 +0200 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1qTQN0-00BTBi-Kd; Tue, 08 Aug 2023 19:19:46 +0200 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding Cc: linux-pwm@vger.kernel.org, kernel@pengutronix.de, Bartosz Golaszewski , Andy Shevchenko Subject: [PATCH v1 025/101] pwm: intel-lgm: Make use of devm_pwmchip_alloc() function Date: Tue, 8 Aug 2023 19:18:15 +0200 Message-Id: <20230808171931.944154-26-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230808171931.944154-1-u.kleine-koenig@pengutronix.de> References: <20230808171931.944154-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2022; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=K7ZP8Gd7VftLMG6r24l5znCa3ooU9r0JPcPukmF3Y08=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBk0njMukO6yD4k4LFQ3ADlLlqu3vxl8pJMB5I2S +iwR4JDeNuJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZNJ4zAAKCRCPgPtYfRL+ TtsgB/9ORZnZZQ+T9SgfRAZ+2D9GOhO4NSH1rllYv/kiOOIzkVUviNqWqjtC9GqEeNxipzq7qyE jXWMHETVOMByNP71OzC6c1G7UHq9BXS7brz/uNCRjsag93FQmm0Mm4a6/f848AgCe44Vo2Og31U JE9LBETdk55u1AS4VsE6si5zyxuCHTilUayIfh0ZYbp5fn8LZ5RscK3JjRTEfiH1OY0fReP6o68 D7xz8DXqhjdAmuLI6JcpDQ3E5KI+cjaIwvJlmIAME2sdvKJ2hAIpc3sKlA12F4uQRndixP1iXg+ xFpyCuYJ8qXdWcFpCF8/tYl/VVFn9ZWQwP4JzK1fPpEnovqN 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.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-pwm@vger.kernel.org X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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-pwm@vger.kernel.org This prepares the pwm-intel-lgm 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-intel-lgm.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-intel-lgm.c b/drivers/pwm/pwm-intel-lgm.c index 54ecae7f937e..9abd8859f869 100644 --- a/drivers/pwm/pwm-intel-lgm.c +++ b/drivers/pwm/pwm-intel-lgm.c @@ -42,14 +42,13 @@ #define LGM_PWM_PERIOD_2WIRE_NS (40 * NSEC_PER_MSEC) struct lgm_pwm_chip { - struct pwm_chip chip; struct regmap *regmap; u32 period; }; static inline struct lgm_pwm_chip *to_lgm_pwm_chip(struct pwm_chip *chip) { - return container_of(chip, struct lgm_pwm_chip, chip); + return pwmchip_priv(chip); } static int lgm_pwm_enable(struct pwm_chip *chip, bool enable) @@ -168,14 +167,16 @@ static int lgm_pwm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct reset_control *rst; + struct pwm_chip *chip; struct lgm_pwm_chip *pc; void __iomem *io_base; struct clk *clk; int ret; - pc = devm_kzalloc(dev, sizeof(*pc), GFP_KERNEL); - if (!pc) - return -ENOMEM; + chip = devm_pwmchip_alloc(dev, 1, sizeof(*pc)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + pc = to_lgm_pwm_chip(chip); io_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(io_base)) @@ -203,13 +204,11 @@ static int lgm_pwm_probe(struct platform_device *pdev) if (ret) return dev_err_probe(dev, ret, "cannot deassert reset control\n"); - pc->chip.dev = dev; - pc->chip.ops = &lgm_pwm_ops; - pc->chip.npwm = 1; + chip->ops = &lgm_pwm_ops; lgm_pwm_init(pc); - ret = devm_pwmchip_add(dev, &pc->chip); + ret = devm_pwmchip_add(dev, chip); if (ret < 0) return dev_err_probe(dev, ret, "failed to add PWM chip\n");