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Wed, 14 Feb 2024 10:34:37 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1raBf3-004Y8P-1b; Wed, 14 Feb 2024 10:34:37 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Hammer Hsieh , linux-pwm@vger.kernel.org Cc: kernel@pengutronix.de Subject: [PATCH v6 128/164] pwm: sunplus: Make use of devm_pwmchip_alloc() function Date: Wed, 14 Feb 2024 10:32:55 +0100 Message-ID: <192be7e428eff17dd922c9c0d0d168225b89bb34.1707900770.git.u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.43.0 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=1960; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=5crgfzM9h8QstH1wGkHc8bfPWS3UUWzoWy5opErr66o=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlzIjeKVMSyI7KmB2SVkwLX88Eno2LbG1bhgLAZ XU8dFmXbCiJATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZcyI3gAKCRCPgPtYfRL+ Ti/LCACVWLYaMPgrn2CdLKAWaBEz2KiWdTm8CK5cdWliS56/L9RsJJA9NbdrDGURvQQssUuVqxN b8l06rEI0Z4/VMBoHFnjt7LoJZ49EXZrkbj/dbKS68O4GcB3rWD6Qh59pEoq6Cd0pMEDJc8Mm8e u3Uuz/iF0QXYi1GEFdrv5S/yi4WThIRFPqtbv5FQucvWpTfQoVVkNiqq0HyCsBW8ivH6qLK52Ic FkA65vucIjBSWcsI72ywTeW3P4kqzB8Nsq/CZDlsB36ay0ssCRzmgnzqA6v7Q4xt9NqnkdCwc4r 1A5TcOm6EinjpBJDX2e/gDKuWONCylWE33VZ8r8UFXil95z+ 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 This prepares the pwm-sunplus 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-sunplus.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-sunplus.c b/drivers/pwm/pwm-sunplus.c index 773e2f80526e..b342b843247b 100644 --- a/drivers/pwm/pwm-sunplus.c +++ b/drivers/pwm/pwm-sunplus.c @@ -43,14 +43,13 @@ #define SP7021_PWM_NUM 4 struct sunplus_pwm { - struct pwm_chip chip; void __iomem *base; struct clk *clk; }; static inline struct sunplus_pwm *to_sunplus_pwm(struct pwm_chip *chip) { - return container_of(chip, struct sunplus_pwm, chip); + return pwmchip_get_drvdata(chip); } static int sunplus_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, @@ -175,12 +174,14 @@ static void sunplus_pwm_clk_release(void *data) static int sunplus_pwm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct pwm_chip *chip; struct sunplus_pwm *priv; int ret; - priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + chip = devm_pwmchip_alloc(dev, SP7021_PWM_NUM, sizeof(*priv)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + priv = to_sunplus_pwm(chip); priv->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->base)) @@ -203,11 +204,9 @@ static int sunplus_pwm_probe(struct platform_device *pdev) return ret; } - priv->chip.dev = dev; - priv->chip.ops = &sunplus_pwm_ops; - priv->chip.npwm = SP7021_PWM_NUM; + chip->ops = &sunplus_pwm_ops; - ret = devm_pwmchip_add(dev, &priv->chip); + ret = devm_pwmchip_add(dev, chip); if (ret < 0) return dev_err_probe(dev, ret, "Cannot register sunplus PWM\n");