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Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.3.2 Subject: Re: [PATCH v2 2/3] ASoC: starfive: Add JH7110 PWM-DAC driver To: Krzysztof Kozlowski , Mark Brown , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Claudiu Beznea , Rob Herring , "Krzysztof Kozlowski" , Conor Dooley , Walker Chen , Xingyu Wu , Emil Renner Berthing CC: , , , References: <20230731032829.127864-1-hal.feng@starfivetech.com> <20230731032829.127864-3-hal.feng@starfivetech.com> Content-Language: en-US From: Hal Feng In-Reply-To: X-Originating-IP: [183.27.98.54] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX172.cuchost.com (172.16.6.92) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230802_200133_318437_ACD62A6E X-CRM114-Status: GOOD ( 13.32 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Mon, 31 Jul 2023 09:06:10 +0200, Krzysztof Kozlowski wrote: > On 31/07/2023 05:28, Hal Feng wrote: >> Add PWM-DAC driver support for the StarFive JH7110 SoC. >> > > > ... > >> +static int jh7110_pwmdac_probe(struct platform_device *pdev) >> +{ >> + struct jh7110_pwmdac_dev *dev; >> + struct resource *res; >> + int ret; >> + >> + dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); >> + if (!dev) >> + return -ENOMEM; >> + >> + dev->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); >> + if (IS_ERR(dev->base)) >> + return PTR_ERR(dev->base); >> + >> + dev->mapbase = res->start; >> + >> + dev->clks[0].id = "apb"; >> + dev->clks[1].id = "core"; >> + >> + ret = devm_clk_bulk_get(&pdev->dev, ARRAY_SIZE(dev->clks), dev->clks); >> + if (ret) { >> + dev_err(&pdev->dev, "failed to get pwmdac clocks\n"); > > return dev_err_probe OK, will fix. > >> + return ret; >> + } >> + >> + dev->rst_apb = devm_reset_control_get_exclusive(&pdev->dev, NULL); >> + if (IS_ERR(dev->rst_apb)) { >> + dev_err(&pdev->dev, "failed to get pwmdac apb reset\n"); >> + return PTR_ERR(dev->rst_apb); > > return dev_err_probe Will fix. > >> + } >> + >> + dev->dev = &pdev->dev; >> + dev->shift = PWMDAC_SHIFT_8; >> + dev->duty_cycle = PWMDAC_CYCLE_CENTER; >> + dev->cnt_n = PWMDAC_SAMPLE_CNT_1; >> + dev->data_change = NO_CHANGE; >> + dev->data_mode = INVERTER_DATA_MSB; >> + dev->data_shift = PWMDAC_DATA_LEFT_SHIFT_BIT_0; >> + >> + dev_set_drvdata(&pdev->dev, dev); >> + ret = devm_snd_soc_register_component(&pdev->dev, >> + &jh7110_pwmdac_component, >> + &jh7110_pwmdac_dai, 1); >> + if (ret) { >> + dev_err(&pdev->dev, "failed to register dai\n"); >> + return ret; > > I guess here as well for consistency and shorter code even though > EPROBE_DEFER does not happen really. > > return dev_err_probe Will fix. > >> + } >> + >> + ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0); >> + if (ret) { >> + dev_err(&pdev->dev, "failed to register pcm\n"); >> + return ret; > > return dev_err_probe Will fix. Thanks for your review. Best regards, Hal > >> + } >> + _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv