From patchwork Wed Feb 14 09:32:28 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: 13556185 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D091C134D1 for ; Wed, 14 Feb 2024 09:34:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707903292; cv=none; b=u/cuTMerf3tMgLsFXF9vrssFmjxs92TnXHyeMMrg6wyDSlezYSAqWiJOthGnWQS+qGSKnk/jHhgn3GGn+XlE//tkcnl9Rx9zi4XohqmUHVWMrljenMcea1to5a7fJCNZzMeZqiBrDXNWJvVi1rVdcXzt57cobtulkCZXEH6zJIg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707903292; c=relaxed/simple; bh=L2fP/40Abfd2uvbzxxaCl1aJUDUo3oBsL6xZcwUm+2w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=HcS/Ht/KhGku0Oii5A3iuLy0OqujoIoetqI27DdvB9pNh1x0OrRsQBFcidZERBzhRO69ne756hOJnKVoqsnpzuO/d8BGzFoAoJWOBB45d/oac6VAII/fyPeXoEY9f7xYvBN8zHCN5QXANoVfwiMGuqLhIaasu54Mme7yb/dbcB0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de 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 1raBf2-0005X3-Ha; Wed, 14 Feb 2024 10:34:36 +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 1raBez-000fF1-DI; Wed, 14 Feb 2024 10:34:33 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1raBez-004Y6f-14; Wed, 14 Feb 2024 10:34:33 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Krzysztof Kozlowski , linux-pwm@vger.kernel.org Cc: Alim Akhtar , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, kernel@pengutronix.de Subject: [PATCH v6 101/164] pwm: samsung: Make use of devm_pwmchip_alloc() function Date: Wed, 14 Feb 2024 10:32:28 +0100 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2108; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=L2fP/40Abfd2uvbzxxaCl1aJUDUo3oBsL6xZcwUm+2w=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlzIi/e7UAi6YnGdZM63g1kB7xY5zzYA/9MCiLs qcEG9PGLFWJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZcyIvwAKCRCPgPtYfRL+ Tt6uCACPyWp3rurpxUbYuN/g8JHDaC1Vl08KyFrb62bjxltlTf/39f706K/2jtSvH9JJmOWQY9s d/JbO2xwE/+kQgdAzHRq7cKgd35llxalGb9EnnjjF5uCVisi8lvyxDCoEh2u0gZLDZN1MyAC9mZ tdPWltTiSjjusA9CTvaqlifwLrbMYLFHYDY9r6fxa2EfuuYMKHEe5B3cSL6KJrxtyC4d1+YKg37 bJtZikaRpPZlgoOX9T1gL6SZ1sWJDgCMFwH0FJbn8zEADmgfyI1VpRnSRP8h+z6HBIhgW5tFKt5 OmKJ6Z+n8ySR2wSqYp0mElum6sud+xIHBMQE6/fqrog4XPo4 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-samsung-soc@vger.kernel.org This prepares the pwm-samsung 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-samsung.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-samsung.c b/drivers/pwm/pwm-samsung.c index d3dc9b5b80d6..efb60c9f0cb3 100644 --- a/drivers/pwm/pwm-samsung.c +++ b/drivers/pwm/pwm-samsung.c @@ -69,7 +69,6 @@ struct samsung_pwm_channel { /** * struct samsung_pwm_chip - private data of PWM chip - * @chip: generic PWM chip * @variant: local copy of hardware variant data * @inverter_mask: inverter status for all channels - one bit per channel * @disabled_mask: disabled status for all channels - one bit per channel @@ -80,7 +79,6 @@ struct samsung_pwm_channel { * @channel: per channel driver data */ struct samsung_pwm_chip { - struct pwm_chip chip; struct samsung_pwm_variant variant; u8 inverter_mask; u8 disabled_mask; @@ -110,7 +108,7 @@ static DEFINE_SPINLOCK(samsung_pwm_lock); static inline struct samsung_pwm_chip *to_samsung_pwm_chip(struct pwm_chip *chip) { - return container_of(chip, struct samsung_pwm_chip, chip); + return pwmchip_get_drvdata(chip); } static inline unsigned int to_tcon_channel(unsigned int channel) @@ -549,14 +547,12 @@ static int pwm_samsung_probe(struct platform_device *pdev) unsigned int chan; int ret; - our_chip = devm_kzalloc(&pdev->dev, sizeof(*our_chip), GFP_KERNEL); - if (our_chip == NULL) - return -ENOMEM; + chip = devm_pwmchip_alloc(&pdev->dev, SAMSUNG_PWM_NUM, sizeof(*our_chip)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + our_chip = to_samsung_pwm_chip(chip); - chip = &our_chip->chip; - chip->dev = &pdev->dev; chip->ops = &pwm_samsung_ops; - chip->npwm = SAMSUNG_PWM_NUM; our_chip->inverter_mask = BIT(SAMSUNG_PWM_NUM) - 1; if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {