From patchwork Tue Nov 21 13:49:19 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: 13463165 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 29FE2C61D94 for ; Tue, 21 Nov 2023 13:52:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type: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=G6BBaYsJaW1S9RcWmJl5s2cHn6HGRoXCHCH+x5/OB9w=; b=skPpCbWC4ZXRbSNuzSH8OzUI1w mO+U58/ZO3+e/6sUJ/BtNLKb9zNdkWtnKjFWUwoq9Q0hURshecjXCOcRxTch66PGCEry0V2mTK+XY SXc2soTPra6BeO2UZjK/k7sjYxM6H02bxAPJr9/z/ycGo5NdXsM+vI1Yv3an+p/+MqCCMsgGEflQa VfH+y/yp4VwOo270XQqw4OY3kEQVnyV39bD1udllM25OdtLjKDLcY3hnGrYMAbOBFKArptmB1PqF5 iiJdq07at2vRynUd78f+zaF4fsWvf0H4wF2xgooj3O2zLyB95godaNHHMw43uVD0BGHZ1Dt5/S7NP ha+wCA4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r5RAb-00GuMp-39; Tue, 21 Nov 2023 13:52:05 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r5RAQ-00GuBs-0I for linux-mediatek@lists.infradead.org; Tue, 21 Nov 2023 13:51:56 +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 1r5RAL-00058V-FS; Tue, 21 Nov 2023 14:51:49 +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 1r5RAK-00AaxR-AD; Tue, 21 Nov 2023 14:51:48 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1r5RAK-004xbn-1B; Tue, 21 Nov 2023 14:51:48 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-pwm@vger.kernel.org, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v3 017/108] pwm: mediatek: Make use of pwmchip_parent() macro Date: Tue, 21 Nov 2023 14:49:19 +0100 Message-ID: <20231121134901.208535-18-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.42.0.586.gbc5204569f7d.dirty In-Reply-To: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> References: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=879; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=a0fld00DRbtpE+nAzc/C3ZVKGGdC7FMFewgxDZIK3tc=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlXLVg1QGhvji5+mYsaa+K87P5xVkOiCQ4hhY2w zOMCWiKs86JATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZVy1YAAKCRCPgPtYfRL+ TuefCACbZ8S7n0hsBaWKcAEkEtJqFkrjeqBLDHJ8PVrfwkrjKZocxqVUXrY0KCxuHfgnID5Gx5b ak8y+xDjEO7LNH+tWzRf9+taM42tbuNPwLCcU6WfG3G6PNdNbd2rhghGZB51QD6ydyqRGFNOBMn ZSN+c4R1+KzSlSADTDcj02zMW8YBGf5WtrDp1Kyhjht6nEe7KFUnB3LgilR5cRO4rIwuSwIKSYI pNddcY0q5AjobH649pDPwHcUizCyp0eq5PeGl07e8sXBHaYYfN/voCKut++eE/Mx+hiNQxKYogk JrQvv5sN//13a1xesG3rQ8izSbYG4IzvqYdOoUkBOQ0a7X71 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-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231121_055154_127055_B66403D0 X-CRM114-Status: GOOD ( 12.57 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.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-mediatek.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index 373abfd25acb..ba76d9753f1b 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -150,7 +150,7 @@ static int pwm_mediatek_config(struct pwm_chip *chip, struct pwm_device *pwm, if (clkdiv > PWM_CLK_DIV_MAX) { pwm_mediatek_clk_disable(chip, pwm); - dev_err(chip->dev, "period of %d ns not supported\n", period_ns); + dev_err(pwmchip_parent(chip), "period of %d ns not supported\n", period_ns); return -EINVAL; } From patchwork Tue Nov 21 13:49:21 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: 13463166 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 3D2FCC61D94 for ; 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Tue, 21 Nov 2023 13:52:16 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r5RAR-00GuCe-0I for linux-mediatek@lists.infradead.org; Tue, 21 Nov 2023 13:51:58 +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 1r5RAL-0005B4-Mk; Tue, 21 Nov 2023 14:51:49 +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 1r5RAK-00AaxY-Oj; Tue, 21 Nov 2023 14:51:48 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1r5RAK-004xbv-FS; Tue, 21 Nov 2023 14:51:48 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-pwm@vger.kernel.org, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v3 019/108] pwm: mtk-disp: Make use of pwmchip_parent() macro Date: Tue, 21 Nov 2023 14:49:21 +0100 Message-ID: <20231121134901.208535-20-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.42.0.586.gbc5204569f7d.dirty In-Reply-To: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> References: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1778; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=vXuY2V8WhGS3JT93BuIQZEPRXMh4TZPOCFwd/uY3uho=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlXLVipmciHYDGaF8RcGwUUJ/u2okGSHJrESNdf BC27Yt35V+JATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZVy1YgAKCRCPgPtYfRL+ TosSB/9yc8dWIzHhCey4fNCL41mB52wWSK74QHEibGPuMw/8T9d0c6U7MXQQrtK+VGk5rkyRyAw JeClOZoNpQj4GllXiNQjSFMWDxKWU/Oh2lHfPkdn7JFJnO/2a716tJBeEf1FuSDycAJFF52QrmZ mjK0LrT/mNYYBXnCRDLrecIilFR0P/eSc02ag0tEhrwOzPrfmCifvEpkADtVn5hruYAiJH1hzr6 g9d10tnAAiVogf0SY2uHgzeNGUDmKebmDr4YLX178bcaytyuWKob26pF9wdYT+pi+tnVVRIrC+7 scHneEE+GihLtXD57sy2x4MiP0r5K2NSdq5BjylKvZTvpbec 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-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231121_055155_158332_DF45A397 X-CRM114-Status: GOOD ( 12.14 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.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-mtk-disp.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c index a72f7be36996..186aa5c04435 100644 --- a/drivers/pwm/pwm-mtk-disp.c +++ b/drivers/pwm/pwm-mtk-disp.c @@ -91,14 +91,14 @@ static int mtk_disp_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, if (!mdp->enabled) { err = clk_prepare_enable(mdp->clk_main); if (err < 0) { - dev_err(chip->dev, "Can't enable mdp->clk_main: %pe\n", + dev_err(pwmchip_parent(chip), "Can't enable mdp->clk_main: %pe\n", ERR_PTR(err)); return err; } err = clk_prepare_enable(mdp->clk_mm); if (err < 0) { - dev_err(chip->dev, "Can't enable mdp->clk_mm: %pe\n", + dev_err(pwmchip_parent(chip), "Can't enable mdp->clk_mm: %pe\n", ERR_PTR(err)); clk_disable_unprepare(mdp->clk_main); return err; @@ -181,13 +181,13 @@ static int mtk_disp_pwm_get_state(struct pwm_chip *chip, err = clk_prepare_enable(mdp->clk_main); if (err < 0) { - dev_err(chip->dev, "Can't enable mdp->clk_main: %pe\n", ERR_PTR(err)); + dev_err(pwmchip_parent(chip), "Can't enable mdp->clk_main: %pe\n", ERR_PTR(err)); return err; } err = clk_prepare_enable(mdp->clk_mm); if (err < 0) { - dev_err(chip->dev, "Can't enable mdp->clk_mm: %pe\n", ERR_PTR(err)); + dev_err(pwmchip_parent(chip), "Can't enable mdp->clk_mm: %pe\n", ERR_PTR(err)); clk_disable_unprepare(mdp->clk_main); return err; } From patchwork Tue Nov 21 13:50:10 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: 13463185 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 C9228C61D96 for ; Tue, 21 Nov 2023 13:54:11 +0000 (UTC) DKIM-Signature: v=1; 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Tue, 21 Nov 2023 14:52:01 +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 1r5RAU-00Ab0Z-TE; Tue, 21 Nov 2023 14:51:58 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1r5RAU-004xfP-JO; Tue, 21 Nov 2023 14:51:58 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-pwm@vger.kernel.org, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v3 068/108] pwm: mediatek: Make use of devm_pwmchip_alloc() function Date: Tue, 21 Nov 2023 14:50:10 +0100 Message-ID: <20231121134901.208535-69-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.42.0.586.gbc5204569f7d.dirty In-Reply-To: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> References: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2926; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=NvNSjL4xJ1Ai1FiR6lC3rZ+UFrgPRfr2vb9OTrIV/7A=; b=owGbwMvMwMXY3/A7olbonx/jabUkhtSYrdOD3v95z3ll09H/H2vlIvjanNbMU3NP+5lpuuWuU 5RrL39tJ6MxCwMjF4OsmCKLfeOaTKsqucjOtf8uwwxiZQKZwsDFKQATqTvP/leC5/dHFZn1uyMv KuXuzBabmJYl5JXWoFbwWDPZ/LnKumJJ5nkzDB30HWLK7/m63JAqmnRd/fkOg181biJs+14Wntw oW8ZdyveJ8dz+2urDsc9t216uvx5z3JO147jlkq7irJ3HTVYc0GHu98g//n9vx+ZjwYqJEW1vWQ 4yi6g2Tr7Z9jrf272mebF2pGV7lI30JJnn56L2eFw8+kTD9qCFWGTKjm2Cho0zBX9IR7Wu8N+Yc NlB48CyiVOmfe1WZXe+N1t8h3ruzhr2A7eOVRl/WMpxTvevCv/e97IirGeV2mVOtx5dtK1LNuRA eahFEXNoMY+OxpSOhw2lJ85NkYzyk9j5rKtgjqpX8zlxAA== 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-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231121_135214_547555_0AED9803 X-CRM114-Status: GOOD ( 17.60 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org This prepares the pwm-mediatek 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-mediatek.c | 26 ++++++++++++++------------ 1 file changed, 14 insertions(+), 12 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index ba76d9753f1b..bc614618086d 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -51,7 +51,6 @@ struct pwm_mediatek_of_data { * @soc: pointer to chip's platform data */ struct pwm_mediatek_chip { - struct pwm_chip chip; void __iomem *regs; struct clk *clk_top; struct clk *clk_main; @@ -70,7 +69,7 @@ static const unsigned int mtk_pwm_reg_offset_v2[] = { static inline struct pwm_mediatek_chip * to_pwm_mediatek_chip(struct pwm_chip *chip) { - return container_of(chip, struct pwm_mediatek_chip, chip); + return pwmchip_priv(chip); } static int pwm_mediatek_clk_enable(struct pwm_chip *chip, @@ -233,21 +232,26 @@ static const struct pwm_ops pwm_mediatek_ops = { static int pwm_mediatek_probe(struct platform_device *pdev) { + struct pwm_chip *chip; struct pwm_mediatek_chip *pc; + const struct pwm_mediatek_of_data *soc; unsigned int i; int ret; - pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL); - if (!pc) - return -ENOMEM; + soc = of_device_get_match_data(&pdev->dev); - pc->soc = of_device_get_match_data(&pdev->dev); + chip = devm_pwmchip_alloc(&pdev->dev, soc->num_pwms, sizeof(*pc)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + pc = to_pwm_mediatek_chip(chip); + + pc->soc = soc; pc->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(pc->regs)) return PTR_ERR(pc->regs); - pc->clk_pwms = devm_kmalloc_array(&pdev->dev, pc->soc->num_pwms, + pc->clk_pwms = devm_kmalloc_array(&pdev->dev, soc->num_pwms, sizeof(*pc->clk_pwms), GFP_KERNEL); if (!pc->clk_pwms) return -ENOMEM; @@ -262,7 +266,7 @@ static int pwm_mediatek_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, PTR_ERR(pc->clk_main), "Failed to get main clock\n"); - for (i = 0; i < pc->soc->num_pwms; i++) { + for (i = 0; i < soc->num_pwms; i++) { char name[8]; snprintf(name, sizeof(name), "pwm%d", i + 1); @@ -273,11 +277,9 @@ static int pwm_mediatek_probe(struct platform_device *pdev) "Failed to get %s clock\n", name); } - pc->chip.dev = &pdev->dev; - pc->chip.ops = &pwm_mediatek_ops; - pc->chip.npwm = pc->soc->num_pwms; + chip->ops = &pwm_mediatek_ops; - ret = devm_pwmchip_add(&pdev->dev, &pc->chip); + ret = devm_pwmchip_add(&pdev->dev, chip); if (ret < 0) return dev_err_probe(&pdev->dev, ret, "pwmchip_add() failed\n"); From patchwork Tue Nov 21 13:50:13 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: 13463184 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 B229BC61D97 for ; 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Tue, 21 Nov 2023 13:53:22 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r5RAe-00GuP0-1q for linux-mediatek@lists.infradead.org; Tue, 21 Nov 2023 13:52:14 +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 1r5RAY-00061y-2A; Tue, 21 Nov 2023 14:52:02 +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 1r5RAV-00Ab0m-HG; Tue, 21 Nov 2023 14:51:59 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1r5RAV-004xfb-8G; Tue, 21 Nov 2023 14:51:59 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-pwm@vger.kernel.org, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v3 071/108] pwm: mtk-disp: Make use of devm_pwmchip_alloc() function Date: Tue, 21 Nov 2023 14:50:13 +0100 Message-ID: <20231121134901.208535-72-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.42.0.586.gbc5204569f7d.dirty In-Reply-To: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> References: <20231121134901.208535-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2058; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=orJh76hEUL7Rk/yjRjkFli3Ba27e4cCKOafNosKLVWA=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlXLWayHDS5NZ5qmBN8Vk5RDJxkTJ93X8/+Wvjd XOnWEPBeWqJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZVy1mgAKCRCPgPtYfRL+ ToiLCACIVzX0vX+tLMqizTQb4n+sikw0iWqTW2SyxrHKHO1MY8MsxdoJgziv7acBatLfg7yDNWC p0KAUJsvTP+MP+wQi7lJDsc8/UBc/6dhUernfkdIA0IM4PKi/XRpsgU/TI7A3b24LCVFrE7/0w4 T6vJHHbKRWA88N7yded6eiGrQD2j8/c4zC5SDkhpY2DobxMgHO8EfL2RNGdUwdDpvRc3qCL/yTI Pn8/TYO2ub00w0OdlAUsCrifXnxBrsyf1I5D/0mow63rtTZ9xLGTcnb7e2TdICx0UtM1UyCNzO7 gKkdC+6LgTtYp+hJ1QAC7gU8caJabOx6tuIaYPgaq33Z2ISH 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-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231121_055208_639300_C71F7968 X-CRM114-Status: GOOD ( 15.43 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org This prepares the pwm-mtk-disp 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-mtk-disp.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c index 186aa5c04435..bf8e2a520982 100644 --- a/drivers/pwm/pwm-mtk-disp.c +++ b/drivers/pwm/pwm-mtk-disp.c @@ -42,7 +42,6 @@ struct mtk_pwm_data { }; struct mtk_disp_pwm { - struct pwm_chip chip; const struct mtk_pwm_data *data; struct clk *clk_main; struct clk *clk_mm; @@ -52,7 +51,7 @@ struct mtk_disp_pwm { static inline struct mtk_disp_pwm *to_mtk_disp_pwm(struct pwm_chip *chip) { - return container_of(chip, struct mtk_disp_pwm, chip); + return pwmchip_priv(chip); } static void mtk_disp_pwm_update_bits(struct mtk_disp_pwm *mdp, u32 offset, @@ -231,12 +230,14 @@ static const struct pwm_ops mtk_disp_pwm_ops = { static int mtk_disp_pwm_probe(struct platform_device *pdev) { + struct pwm_chip *chip; struct mtk_disp_pwm *mdp; int ret; - mdp = devm_kzalloc(&pdev->dev, sizeof(*mdp), GFP_KERNEL); - if (!mdp) - return -ENOMEM; + chip = devm_pwmchip_alloc(&pdev->dev, 1, sizeof(*mdp)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + mdp = to_mtk_disp_pwm(chip); mdp->data = of_device_get_match_data(&pdev->dev); @@ -254,11 +255,9 @@ static int mtk_disp_pwm_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, PTR_ERR(mdp->clk_mm), "Failed to get mm clock\n"); - mdp->chip.dev = &pdev->dev; - mdp->chip.ops = &mtk_disp_pwm_ops; - mdp->chip.npwm = 1; + chip->ops = &mtk_disp_pwm_ops; - ret = devm_pwmchip_add(&pdev->dev, &mdp->chip); + ret = devm_pwmchip_add(&pdev->dev, chip); if (ret < 0) return dev_err_probe(&pdev->dev, ret, "pwmchip_add() failed\n");