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[86.15.83.122]) by smtp.gmail.com with ESMTPSA id m5-20020adfc585000000b00236488f62d6sm3491610wrg.79.2022.12.23.07.38.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Dec 2022 07:38:26 -0800 (PST) From: Ben Dooks To: linux-pwm@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Lee Jones , u.kleine-koenig@pengutronix.de, Thierry Reding , Krzysztof Kozlowski , Greentime Hu , jarkko.nikula@linux.intel.com, William Salmon , Jude Onyenegecha , Ben Dooks Subject: [PATCH v7 04/10] pwm: dwc: move memory alloc to own function Date: Fri, 23 Dec 2022 15:38:14 +0000 Message-Id: <20221223153820.404565-5-ben.dooks@sifive.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221223153820.404565-1-ben.dooks@sifive.com> References: <20221223153820.404565-1-ben.dooks@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In preparation for adding other bus support, move the allocation of the pwm struct out of the main driver code. Signed-off-by: Ben Dooks --- drivers/pwm/pwm-dwc.c | 24 +++++++++++++++++------- 1 file changed, 17 insertions(+), 7 deletions(-) diff --git a/drivers/pwm/pwm-dwc.c b/drivers/pwm/pwm-dwc.c index c706ef9a7ba1..61f11e0a9319 100644 --- a/drivers/pwm/pwm-dwc.c +++ b/drivers/pwm/pwm-dwc.c @@ -196,13 +196,29 @@ static const struct pwm_ops dwc_pwm_ops = { .owner = THIS_MODULE, }; +static struct dwc_pwm *dwc_pwm_alloc(struct device *dev) +{ + struct dwc_pwm *dwc; + + dwc = devm_kzalloc(dev, sizeof(*dwc), GFP_KERNEL); + if (!dwc) + return NULL; + + dwc->chip.dev = dev; + dwc->chip.ops = &dwc_pwm_ops; + dwc->chip.npwm = DWC_TIMERS_TOTAL; + + dev_set_drvdata(dev, dwc); + return dwc; +} + static int dwc_pwm_probe(struct pci_dev *pci, const struct pci_device_id *id) { struct device *dev = &pci->dev; struct dwc_pwm *dwc; int ret; - dwc = devm_kzalloc(dev, sizeof(*dwc), GFP_KERNEL); + dwc = dwc_pwm_alloc(dev); if (!dwc) return -ENOMEM; @@ -226,12 +242,6 @@ static int dwc_pwm_probe(struct pci_dev *pci, const struct pci_device_id *id) return -ENOMEM; } - pci_set_drvdata(pci, dwc); - - dwc->chip.dev = dev; - dwc->chip.ops = &dwc_pwm_ops; - dwc->chip.npwm = DWC_TIMERS_TOTAL; - ret = pwmchip_add(&dwc->chip); if (ret) return ret; -- 2.35.1