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{
    "id": 2221702,
    "url": "http://patchwork.ozlabs.org/api/1.1/patches/2221702/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260410070935.9540-1-bartosz.golaszewski@oss.qualcomm.com/",
    "project": {
        "id": 42,
        "url": "http://patchwork.ozlabs.org/api/1.1/projects/42/?format=api",
        "name": "Linux GPIO development",
        "link_name": "linux-gpio",
        "list_id": "linux-gpio.vger.kernel.org",
        "list_email": "linux-gpio@vger.kernel.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20260410070935.9540-1-bartosz.golaszewski@oss.qualcomm.com>",
    "date": "2026-04-10T07:09:35",
    "name": "pinctrl: mediatek: moore: implement gpio_chip::get_direction()",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "a4434030095a05f77d16b9b1bf6571dca0fde223",
    "submitter": {
        "id": 92196,
        "url": "http://patchwork.ozlabs.org/api/1.1/people/92196/?format=api",
        "name": "Bartosz Golaszewski",
        "email": "bartosz.golaszewski@oss.qualcomm.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260410070935.9540-1-bartosz.golaszewski@oss.qualcomm.com/mbox/",
    "series": [
        {
            "id": 499411,
            "url": "http://patchwork.ozlabs.org/api/1.1/series/499411/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/list/?series=499411",
            "date": "2026-04-10T07:09:35",
            "name": "pinctrl: mediatek: moore: implement gpio_chip::get_direction()",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/499411/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2221702/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2221702/checks/",
    "tags": {},
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        ],
        "From": "Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>",
        "To": "Frank Wunderlich <linux@fw-web.de>, Sean Wang <sean.wang@kernel.org>,\n        Linus Walleij <linusw@kernel.org>,\n        Matthias Brugger <matthias.bgg@gmail.com>,\n        AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>,\n        Bartosz Golaszewski <brgl@kernel.org>",
        "Cc": "linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org,\n        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,\n        Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>",
        "Subject": "[PATCH] pinctrl: mediatek: moore: implement\n gpio_chip::get_direction()",
        "Date": "Fri, 10 Apr 2026 09:09:35 +0200",
        "Message-ID": "<20260410070935.9540-1-bartosz.golaszewski@oss.qualcomm.com>",
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    },
    "content": "If the gpio_chip::get_direction() callback is not implemented by the GPIO\ncontroller driver, GPIOLIB emits a warning.\n\nImplement get_direction() for the GPIO part of pinctrl-moore.\n\nFixes: 471e998c0e31 (\"gpiolib: remove redundant callback check\")\nFixes: e623c4303ed1 (\"gpiolib: sanitize the return value of gpio_chip::get_direction()\")\nReported-by: Frank Wunderlich <linux@fw-web.de>\nCloses: https://lore.kernel.org/all/20260409132724.126258-1-linux@fw-web.de/\nSigned-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>\n---\n drivers/pinctrl/mediatek/pinctrl-moore.c | 18 ++++++++++++++++++\n 1 file changed, 18 insertions(+)",
    "diff": "diff --git a/drivers/pinctrl/mediatek/pinctrl-moore.c b/drivers/pinctrl/mediatek/pinctrl-moore.c\nindex 70f608347a5f6..071ba849e5322 100644\n--- a/drivers/pinctrl/mediatek/pinctrl-moore.c\n+++ b/drivers/pinctrl/mediatek/pinctrl-moore.c\n@@ -520,6 +520,23 @@ static int mtk_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio,\n \treturn pinctrl_gpio_direction_output(chip, gpio);\n }\n \n+static int mtk_gpio_get_direction(struct gpio_chip *chip, unsigned int offset)\n+{\n+\tstruct mtk_pinctrl *hw = gpiochip_get_data(chip);\n+\tconst struct mtk_pin_desc *desc;\n+\tint ret, dir;\n+\n+\tdesc = (const struct mtk_pin_desc *)&hw->soc->pins[offset];\n+\tif (!desc->name)\n+\t\treturn -ENOTSUPP;\n+\n+\tret = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &dir);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\treturn dir ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN;\n+}\n+\n static int mtk_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)\n {\n \tstruct mtk_pinctrl *hw = gpiochip_get_data(chip);\n@@ -566,6 +583,7 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw)\n \tchip->parent\t\t= hw->dev;\n \tchip->request\t\t= gpiochip_generic_request;\n \tchip->free\t\t= gpiochip_generic_free;\n+\tchip->get_direction\t= mtk_gpio_get_direction;\n \tchip->direction_input\t= pinctrl_gpio_direction_input;\n \tchip->direction_output\t= mtk_gpio_direction_output;\n \tchip->get\t\t= mtk_gpio_get;\n",
    "prefixes": []
}