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Thu, 25 Jan 2024 13:10:52 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1rSyZI-007n2O-1A; Thu, 25 Jan 2024 13:10:52 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: linux-pwm@vger.kernel.org Cc: kernel@pengutronix.de Subject: [PATCH v5 063/111] pwm: intel-lgm: Make use of devm_pwmchip_alloc() function Date: Thu, 25 Jan 2024 13:09:25 +0100 Message-ID: <3bdf79617a06481886dd8154ec9fe05fe7fe5868.1706182805.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=2029; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=5FRw4Gtk+8yZfOMWXaoX/ZTbPI2wuUUoTIwGPmt3uRQ=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlsk+EvknMxL4zycAcUkNdF4KplszU00Fx+BU38 gLYsH7gmc6JATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZbJPhAAKCRCPgPtYfRL+ Tm1iB/4pkD4Q8o0fYOsv9hY+ftYdyU4fa3roBcvWddlcy8mfWwyYrl4d5FixI2M/UxHbA0yxwwr PuHudFD4QHnQUFBOC/noNtYoOTqSE/Dl9Ms2+sol3myjIQSTXwylRoj70Gmig5+XjVBXlGRvHZW aTYWJ8bvqCwTXU42bP/Bzt5ZfCNLOKRQwHQAs2ryJ4Od3lQ3iXFBWeum/ZvtTCOEpJh7uYedHeU +dwCPycDd+JdQctWMkF0VMRwF4kOQTHmsmitl7UUlQqHpncS0OGwOa2LiUvtj4ixJgc74bQPgeM LhjEfU2Y0KfCFOTATQTx9vyjsGWJuL27si+h7h7K8ZWHCZmN 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-intel-lgm 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-intel-lgm.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/pwm/pwm-intel-lgm.c b/drivers/pwm/pwm-intel-lgm.c index 54ecae7f937e..f9cc7c17c8f0 100644 --- a/drivers/pwm/pwm-intel-lgm.c +++ b/drivers/pwm/pwm-intel-lgm.c @@ -42,14 +42,13 @@ #define LGM_PWM_PERIOD_2WIRE_NS (40 * NSEC_PER_MSEC) struct lgm_pwm_chip { - struct pwm_chip chip; struct regmap *regmap; u32 period; }; static inline struct lgm_pwm_chip *to_lgm_pwm_chip(struct pwm_chip *chip) { - return container_of(chip, struct lgm_pwm_chip, chip); + return pwmchip_get_drvdata(chip); } static int lgm_pwm_enable(struct pwm_chip *chip, bool enable) @@ -168,14 +167,16 @@ static int lgm_pwm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct reset_control *rst; + struct pwm_chip *chip; struct lgm_pwm_chip *pc; void __iomem *io_base; struct clk *clk; int ret; - pc = devm_kzalloc(dev, sizeof(*pc), GFP_KERNEL); - if (!pc) - return -ENOMEM; + chip = devm_pwmchip_alloc(dev, 1, sizeof(*pc)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + pc = to_lgm_pwm_chip(chip); io_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(io_base)) @@ -203,13 +204,11 @@ static int lgm_pwm_probe(struct platform_device *pdev) if (ret) return dev_err_probe(dev, ret, "cannot deassert reset control\n"); - pc->chip.dev = dev; - pc->chip.ops = &lgm_pwm_ops; - pc->chip.npwm = 1; + chip->ops = &lgm_pwm_ops; lgm_pwm_init(pc); - ret = devm_pwmchip_add(dev, &pc->chip); + ret = devm_pwmchip_add(dev, chip); if (ret < 0) return dev_err_probe(dev, ret, "failed to add PWM chip\n");