From patchwork Wed Feb 14 09:32:45 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: 13556172 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 1A674C48BEC for ; Wed, 14 Feb 2024 09:39:24 +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=h6B5wBbMfLNjIqkepv0TnCKk4Tsb1UWMAVPvWkzgAWA=; b=zQDWoXZF79SLE2 3mPw+PBwbFnX5Ro36a3bH0N3RycPb3MQbboXgtWrXLADB5i2QY0A4k2jIeXxWH0iOYihw4vVQwon+ CnvBOKi09QqxMIlQztxQgGFIJLrUOTwOdV9Eip37SaKi6fUlSqpUKvbG+kCaSZ46OLU9RbmIorDjF Q3ukQfX/ZrBPq3pO1vKEwauqtHXDt4E/hIh9LfDIcDAEA1+GZjC1PsL10Kz048L2rrt2StfFW8OVh sbSsmHF/ohRYv8IIrdro+luptTAt2KB1dll/IGGUXiBGoGY3goxwhwQLG1nuw2odfYA5fVysYO+0F /EWS94lRD3aH1POlja9w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBjQ-0000000CNTf-161X; Wed, 14 Feb 2024 09:39:08 +0000 Received: from metis.whiteo.stw.pengutronix.de ([185.203.201.7]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1raBfE-0000000CKYc-0SBK for linux-arm-kernel@lists.infradead.org; Wed, 14 Feb 2024 09:34:56 +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 1raBf5-0005n0-7f; Wed, 14 Feb 2024 10:34:39 +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 1raBf2-000fG3-14; Wed, 14 Feb 2024 10:34:36 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1raBf1-004Y7l-35; Wed, 14 Feb 2024 10:34:35 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Fabrice Gasnier , Maxime Coquelin , Alexandre Torgue , linux-pwm@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de Subject: [PATCH v6 118/164] pwm: stm32-lp: Simplify code to determine the pwmchip's parent device Date: Wed, 14 Feb 2024 10:32:45 +0100 Message-ID: <9ad2399e1a683a6344b12d7f70498393b8f8b9de.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=1729; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=p17FPEGdt5iTjNuLV9ceuEp0unNUnbj7ddT/qbdQK6A=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlzIjSiFzVxGz5R9cEYI7bUJyRiPKUR9CFsjkaW i4NRo0cchuJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZcyI0gAKCRCPgPtYfRL+ Tt5yCACxBKnzZgWU3h2X0Pssz520fC4vS5n8IvUil7omtHL+QdVa1HqAdbHiMTefUpOE/lbprks 9OXdbLyHyS+AP3rtkm9pf6NY9qiwCju+j8WxGHcuIE7pxjlGqG14SIelfDF1boJKg6l2ojCdehb zJ7IfYpisafyoF8FIChFk1gzc/ONNfnNtvM/6nXQff6eJCbBGCCJ6xr/cA8PIRekYefwuYn6TsR PAvFL1Eh8cnPZadlN2AadmF7XYfpkVIOMOAqbmwXXV8sR+LsV/JQiZaq6/aO4myzasrgrwTEZqF O3XYnL0Xd+toiysEZWSScpaBTuzdmy2sGr79orItPwV+hTkj 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_013448_420552_D22FE086 X-CRM114-Status: GOOD ( 13.25 ) 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 There is already a pointer to the pwmchip, make use of it directly instead of using the struct stm32_pwm_lp *priv just obtained from it. This also has the advantage of not using struct stm32_pwm_lp::chip any more which will be dropped soon. Signed-off-by: Uwe Kleine-König --- drivers/pwm/pwm-stm32-lp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pwm/pwm-stm32-lp.c b/drivers/pwm/pwm-stm32-lp.c index 439068f3eca1..bbab6be314a8 100644 --- a/drivers/pwm/pwm-stm32-lp.c +++ b/drivers/pwm/pwm-stm32-lp.c @@ -61,7 +61,7 @@ static int stm32_pwm_lp_apply(struct pwm_chip *chip, struct pwm_device *pwm, do_div(div, NSEC_PER_SEC); if (!div) { /* Clock is too slow to achieve requested period. */ - dev_dbg(priv->chip.dev, "Can't reach %llu ns\n", state->period); + dev_dbg(chip->dev, "Can't reach %llu ns\n", state->period); return -EINVAL; } @@ -69,7 +69,7 @@ static int stm32_pwm_lp_apply(struct pwm_chip *chip, struct pwm_device *pwm, while (div > STM32_LPTIM_MAX_ARR) { presc++; if ((1 << presc) > STM32_LPTIM_MAX_PRESCALER) { - dev_err(priv->chip.dev, "max prescaler exceeded\n"); + dev_err(chip->dev, "max prescaler exceeded\n"); return -EINVAL; } div = prd >> presc; @@ -130,7 +130,7 @@ static int stm32_pwm_lp_apply(struct pwm_chip *chip, struct pwm_device *pwm, (val & STM32_LPTIM_CMPOK_ARROK) == STM32_LPTIM_CMPOK_ARROK, 100, 1000); if (ret) { - dev_err(priv->chip.dev, "ARR/CMP registers write issue\n"); + dev_err(chip->dev, "ARR/CMP registers write issue\n"); goto err; } ret = regmap_write(priv->regmap, STM32_LPTIM_ICR,