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Wed, 14 Feb 2024 10:34:20 +0100 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1raBem-004Y0d-0M; Wed, 14 Feb 2024 10:34:20 +0100 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , linux-pwm@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de Subject: [PATCH v6 015/164] pwm: atmel-tcb: Make use of devm_pwmchip_alloc() function Date: Wed, 14 Feb 2024 10:31:02 +0100 Message-ID: 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=1793; i=u.kleine-koenig@pengutronix.de; h=from:subject:message-id; bh=d0p4zq+ZNI+oblJ74VZxgRdDBukuAsuIxyr6xwcPm2Q=; b=owEBbQGS/pANAwAKAY+A+1h9Ev5OAcsmYgBlzIhb9lxgP6Jqa6m0yw04Es1EWyLphu+Zv2jw3 BPrRFWVuY2JATMEAAEKAB0WIQQ/gaxpOnoeWYmt/tOPgPtYfRL+TgUCZcyIWwAKCRCPgPtYfRL+ Tpn+B/wLgkmQyUGhyyBwTsLQv1CUuwwBaSGA67E06qS3GSZB7pw6j/OBHRaPVtew4OnIzqJZ2Qt c9dgomASD+DBkwqDpLjhfXhd1PX3k3afxLZGusBBj3Zt2SZpFQM1tIQ8NcGhOl3q+8STOBknp5+ PmuCW6h1ka0oGeD5D+Ih+Wx4foFilUt/FGhxap9/D2CuPLQGsXC6d8+29R4a8GeES7wwomOViRj RgBRbR6iiMnVG1GIiNWICN6FEe+llli3QetGrkwH8xFTiqmk0UFazpxIWtt6j3ooIIEKMCFiOXS o8pRKirnkoFtrkxgz9KcIF5z3Yn//gRlc1bqMZGzYIsPIB4Y 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-atmel-tcb 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-atmel-tcb.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c index 9d928e26b403..528e54c5999d 100644 --- a/drivers/pwm/pwm-atmel-tcb.c +++ b/drivers/pwm/pwm-atmel-tcb.c @@ -47,7 +47,6 @@ struct atmel_tcb_channel { }; struct atmel_tcb_pwm_chip { - struct pwm_chip chip; spinlock_t lock; u8 channel; u8 width; @@ -63,7 +62,7 @@ static const u8 atmel_tcb_divisors[] = { 2, 8, 32, 128, 0, }; static inline struct atmel_tcb_pwm_chip *to_tcb_chip(struct pwm_chip *chip) { - return container_of(chip, struct atmel_tcb_pwm_chip, chip); + return pwmchip_get_drvdata(chip); } static int atmel_tcb_pwm_request(struct pwm_chip *chip, @@ -397,9 +396,10 @@ static int atmel_tcb_pwm_probe(struct platform_device *pdev) int err; int channel; - tcbpwm = devm_kzalloc(&pdev->dev, sizeof(*tcbpwm), GFP_KERNEL); - if (tcbpwm == NULL) - return -ENOMEM; + chip = devm_pwmchip_alloc(&pdev->dev, NPWM, sizeof(*tcbpwm)); + if (IS_ERR(chip)) + return PTR_ERR(chip); + tcbpwm = to_tcb_chip(chip); err = of_property_read_u32(np, "reg", &channel); if (err < 0) { @@ -437,10 +437,7 @@ static int atmel_tcb_pwm_probe(struct platform_device *pdev) } } - chip = &tcbpwm->chip; - chip->dev = &pdev->dev; chip->ops = &atmel_tcb_pwm_ops; - chip->npwm = NPWM; tcbpwm->channel = channel; tcbpwm->width = config->counter_width;