From patchwork Wed Dec 6 11:43:44 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: 1872650 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=147.75.48.161; helo=sy.mirrors.kernel.org; envelope-from=linux-pwm+bounces-352-incoming=patchwork.ozlabs.org@vger.kernel.org; receiver=patchwork.ozlabs.org) Received: from sy.mirrors.kernel.org (sy.mirrors.kernel.org [147.75.48.161]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4SlbK91Vjjz23yg for ; Wed, 6 Dec 2023 22:49:01 +1100 (AEDT) Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id F1D90B20F14 for ; Wed, 6 Dec 2023 11:49:00 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 18ADC34CF6; Wed, 6 Dec 2023 11:48:48 +0000 (UTC) X-Original-To: linux-pwm@vger.kernel.org Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [IPv6:2a0a:edc0:2:b01:1d::104]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5DC49D50 for ; Wed, 6 Dec 2023 03:48:35 -0800 (PST) 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 1rAqOA-0006Kw-4W; Wed, 06 Dec 2023 12:48:26 +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 1rAqO9-00DwtF-Kk; Wed, 06 Dec 2023 12:48:25 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1rAqO9-00FQyN-Bj; Wed, 06 Dec 2023 12:48:25 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding Cc: kernel@pengutronix.de, Krzysztof Kozlowski , Alim Akhtar , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-pwm@vger.kernel.org Subject: [PATCH v4 030/115] pwm: samsung: Make use of pwmchip_parent() macro Date: Wed, 6 Dec 2023 12:43:44 +0100 Message-ID: <2acfcb939f7a498db49bab3e5f3548096038d551.1701860672.git.u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.42.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-pwm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=3577; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=YI45MGg8M9zwqLaT36AYGl6F6OyAEfc/1qu6ZaMBZmA=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlcF6Dp4NXFc84KYQgieto9Q2p0kSp+IQKoLDtf HUOupxgivmJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZXBegwAKCRCPgPtYfRL+ TmuBCAC1AtaXs4KOPHNFalbBSSjk+AceQ9xLMDSbhGiOb5UiC8A+bc12zvm2E8KDT9zamF2wmr/ 1eUqQsGBEmPxGMkfRRwDB1po2WlwKAz0h1k/st589rjf+jH8tm3Yau1DK3cXcLmT0hzs8WbL35Y B+srpGcpceATmJwOj4NxTo5bURbF+9a6zZ7qH7oVsRGVF38wKa46yOLB2ehKbv8iwhwCBP37GJB uyzO9ImgCO2oonGhpju6mYMUwEZkZ46tMdZNvrDlnfnTV/CwD0JO6opIhS1iDVRXuNW+ZaYqg8+ ziD/kTTbeFSPXTxxypPblhaoLCwB8WzkVUCjbII1vBuLGBIS 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-pwm@vger.kernel.org struct pwm_chip::dev is about to change. To not have to touch this driver in the same commit as struct pwm_chip::dev, use the macro provided for exactly this purpose. Signed-off-by: Uwe Kleine-König --- drivers/pwm/pwm-samsung.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/drivers/pwm/pwm-samsung.c b/drivers/pwm/pwm-samsung.c index 6e77302f7368..a97cae49406e 100644 --- a/drivers/pwm/pwm-samsung.c +++ b/drivers/pwm/pwm-samsung.c @@ -197,12 +197,12 @@ static unsigned long pwm_samsung_calc_tin(struct samsung_pwm_chip *our_chip, return rate; } - dev_warn(our_chip->chip.dev, + dev_warn(pwmchip_parent(&our_chip->chip), "tclk of PWM %d is inoperational, using tdiv\n", chan); } rate = pwm_samsung_get_tin_rate(our_chip, chan); - dev_dbg(our_chip->chip.dev, "tin parent at %lu\n", rate); + dev_dbg(pwmchip_parent(&our_chip->chip), "tin parent at %lu\n", rate); /* * Compare minimum PWM frequency that can be achieved with possible @@ -232,7 +232,7 @@ static int pwm_samsung_request(struct pwm_chip *chip, struct pwm_device *pwm) struct samsung_pwm_chip *our_chip = to_samsung_pwm_chip(chip); if (!(our_chip->variant.output_mask & BIT(pwm->hwpwm))) { - dev_warn(chip->dev, + dev_warn(pwmchip_parent(chip), "tried to request PWM channel %d without output\n", pwm->hwpwm); return -EINVAL; @@ -326,12 +326,12 @@ static int __pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, period = NSEC_PER_SEC / period_ns; - dev_dbg(our_chip->chip.dev, "duty_ns=%d, period_ns=%d (%u)\n", + dev_dbg(pwmchip_parent(chip), "duty_ns=%d, period_ns=%d (%u)\n", duty_ns, period_ns, period); tin_rate = pwm_samsung_calc_tin(our_chip, pwm->hwpwm, period); - dev_dbg(our_chip->chip.dev, "tin_rate=%lu\n", tin_rate); + dev_dbg(pwmchip_parent(chip), "tin_rate=%lu\n", tin_rate); tin_ns = NSEC_PER_SEC / tin_rate; tcnt = period_ns / tin_ns; @@ -355,8 +355,7 @@ static int __pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, /* -1UL will give 100% duty. */ --tcmp; - dev_dbg(our_chip->chip.dev, - "tin_ns=%u, tcmp=%u/%u\n", tin_ns, tcmp, tcnt); + dev_dbg(pwmchip_parent(chip), "tin_ns=%u, tcmp=%u/%u\n", tin_ns, tcmp, tcnt); /* Update PWM registers. */ writel(tcnt, our_chip->base + REG_TCNTB(pwm->hwpwm)); @@ -368,7 +367,7 @@ static int __pwm_samsung_config(struct pwm_chip *chip, struct pwm_device *pwm, * shortly afer this update (before it autoreloaded the new values). */ if (oldtcmp == (u32) -1) { - dev_dbg(our_chip->chip.dev, "Forcing manual update"); + dev_dbg(pwmchip_parent(chip), "Forcing manual update"); pwm_samsung_manual_update(our_chip, pwm); } @@ -509,7 +508,7 @@ MODULE_DEVICE_TABLE(of, samsung_pwm_matches); static int pwm_samsung_parse_dt(struct samsung_pwm_chip *our_chip) { - struct device_node *np = our_chip->chip.dev->of_node; + struct device_node *np = pwmchip_parent(&our_chip->chip)->of_node; const struct of_device_id *match; struct property *prop; const __be32 *cur; @@ -523,7 +522,7 @@ static int pwm_samsung_parse_dt(struct samsung_pwm_chip *our_chip) of_property_for_each_u32(np, "samsung,pwm-outputs", prop, cur, val) { if (val >= SAMSUNG_PWM_NUM) { - dev_err(our_chip->chip.dev, + dev_err(pwmchip_parent(&our_chip->chip), "%s: invalid channel index in samsung,pwm-outputs property\n", __func__); continue;