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Wed, 24 Apr 2024 12:54:37 +0000 (UTC) Message-ID: <44257461-b9df-4107-8684-2d9c1b7ad6ba@collabora.com> Date: Wed, 24 Apr 2024 14:54:37 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 6/7] regulator: Add refactored mtk-dvfsrc-regulator driver From: AngeloGioacchino Del Regno To: Christophe JAILLET Cc: amergnat@baylibre.com, broonie@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, djakov@kernel.org, gustavoars@kernel.org, henryc.chen@mediatek.com, keescook@chromium.org, kernel@collabora.com, krzysztof.kozlowski+dt@linaro.org, lgirdwood@gmail.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-pm@vger.kernel.org, matthias.bgg@gmail.com, robh@kernel.org, wenst@chromium.org References: <20240424095416.1105639-1-angelogioacchino.delregno@collabora.com> <20240424095416.1105639-7-angelogioacchino.delregno@collabora.com> <93c12354-2e4d-4b21-bc96-eeb55442e365@wanadoo.fr> <6bd66ba2-7fcc-4981-a2cd-d4500540da76@collabora.com> Content-Language: en-US In-Reply-To: <6bd66ba2-7fcc-4981-a2cd-d4500540da76@collabora.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240424_055442_576441_CA45A8BD X-CRM114-Status: GOOD ( 19.11 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Il 24/04/24 14:53, AngeloGioacchino Del Regno ha scritto: > Il 24/04/24 12:35, Christophe JAILLET ha scritto: >> Le 24/04/2024 à 11:54, AngeloGioacchino Del Regno a écrit : >>> The previous driver never worked, and never got even compiled because >>> it was missing the DVFSRC driver entirely, including needed neaders. >>> >>> This is a full (or nearly full) refactoring of the MediaTek DVFSRC >>> controlled Regulators driver, retaining support for the MT6873, MT8183 >>> and MT8192 SoC, and adding MT8195. >>> >>> As part of the refactoring, this driver is now probed using its own >>> devicetree compatible, as this is a child of the main DVFSRC driver >>> and gets probed as a subnode of that. >>> >>> Reviewed-by: Mark Brown >>> Signed-off-by: AngeloGioacchino Del Regno >>> >>> --- >>>   drivers/regulator/mtk-dvfsrc-regulator.c | 196 +++++++++++++++++++++++ >>>   1 file changed, 196 insertions(+) >>>   create mode 100644 drivers/regulator/mtk-dvfsrc-regulator.c >>> >> >> ... >> >>> +static int dvfsrc_vcore_regulator_probe(struct platform_device *pdev) >>> +{ >>> +    struct regulator_config config = { .dev = &pdev->dev }; >>> +    const struct dvfsrc_regulator_pdata *pdata; >>> +    int i; >>> + >>> +    pdata = device_get_match_data(&pdev->dev); >>> +    if (!pdata) >>> +        return -EINVAL; >>> + >>> +    for (i = 0; i < pdata->size; i++) { >>> +        struct regulator_desc *vrdesc = &pdata->descs[i]; >>> +        struct regulator_dev *rdev; >>> + >>> +        rdev = devm_regulator_register(&pdev->dev, vrdesc, &config); >>> +        if (IS_ERR(rdev)) { >>> +            dev_err(&pdev->dev, "failed to register %s\n", vrdesc->name); >>> +            return PTR_ERR(rdev); >> >> Hi, >> >> Nit: (in case of v6) >> >>      dev_err_probe()? >> > > I don't think there's going to be any v6, as there's nothing else to do on > this series. > > Mark, if you want to fix this up before applying, that should then be, exactly > >         rdev = devm_regulator_register(&pdev->dev, vrdesc, &config); >         if (IS_ERR(rdev)) >             dev_err_probe(&pdev->dev, PTR_ERR(rdev), >                       "failed to register %s\n", vrdesc->name); > Uff! Forgot the return! rdev = devm_regulator_register(&pdev->dev, vrdesc, &config); if (IS_ERR(rdev)) return dev_err_probe(&pdev->dev, PTR_ERR(rdev), "failed to register %s\n", vrdesc->name); :))) > Otherwise, nevermind I guess..? > > Cheers, > Angelo > > > _______________________________________________ > Kernel mailing list -- kernel@mailman.collabora.com > To unsubscribe send an email to kernel-leave@mailman.collabora.com > This list is managed by https://mailman.collabora.com