From patchwork Mon Apr 1 03:00:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tzung-Bi Shih X-Patchwork-Id: 13612476 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D85B69444; Mon, 1 Apr 2024 03:01:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711940476; cv=none; b=m13c+oA67RbnDiT5cvqUs+6zgga7jqWbfjI6aqf7Oi047DTsOxqTjZXP25cznGJc0pdso29opQXjLink6DBLkjzBgWg1htrzq1vSYhR2zjOnrb+Loj+m6PJuiHRzLKWUEahqWgeOKplUYsm4pfASGOwE33j5JhxLs4YFPd0pPco= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711940476; c=relaxed/simple; bh=sIWuWcJLnkR80gZ4RYZ2oWSIHilGYeXqbxT24GsMd7Q=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fJ1nKd7oSHNWLt9kRq+iHnrQWGoa2+M2ts92yKbVGLxuBC5CWhCsgU4UfUIYrLlk4Pz848g7AoZ/RXZPZe0gD/j834B4GmPnJ3V9W4hVcjeWkR0YwfHwfXMUaanBHQJe2maBfCnWUBeIjZOhks0ngIowtyH03CT/yZ0H3IZ5vxA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rjhUsO4J; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rjhUsO4J" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 18265C43390; Mon, 1 Apr 2024 03:01:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711940475; bh=sIWuWcJLnkR80gZ4RYZ2oWSIHilGYeXqbxT24GsMd7Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rjhUsO4JCytAgyUS0TbNKqGQxTICFLVZM12SwBwR8hWvoYz+Dpg886bWhYGhWa5In JvBcpShd7UvFRAiphxrEUfyPCFafL1Edkxd1wd0X6aOfgKHFQyFSKK+kak9YHpPZbg yObEfECRmDFJ5NkgeYi+X9VJK40YFRmz7ICf/ir9IzPtJTn/ufI+w1b5aFGKOIotVn jejvF3a/GOM07Yv0y1OKtsZdef5/7gsxnDYYqih+BTRltoTJtRUcx5mPtYp/SPfUC9 c+pyPgJZNGKQdXUKVC0IZ6mdizN0lRJWGzz/fmhnDaJSp3duzttLpXDyrhe8ru1tOS FXNmKTNecGS1Q== From: Tzung-Bi Shih To: bleung@chromium.org, groeck@chromium.org, linus.walleij@linaro.org, brgl@bgdev.pl, hverkuil-cisco@xs4all.nl, mchehab@kernel.org, sre@kernel.org Cc: tzungbi@kernel.org, chrome-platform@lists.linux.dev, pmalani@chromium.org, linux-gpio@vger.kernel.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, krzk@kernel.org, Krzysztof Kozlowski Subject: [PATCH v2 2/6] gpio: cros-ec: provide ID table for avoiding fallback match Date: Mon, 1 Apr 2024 11:00:48 +0800 Message-ID: <20240401030052.2887845-3-tzungbi@kernel.org> X-Mailer: git-send-email 2.44.0.478.gd926399ef9-goog In-Reply-To: <20240401030052.2887845-1-tzungbi@kernel.org> References: <20240401030052.2887845-1-tzungbi@kernel.org> Precedence: bulk X-Mailing-List: chrome-platform@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Instead of using fallback driver name match, provide ID table[1] for the primary match. Also allow automatic module loading by adding MODULE_DEVICE_TABLE(). [1]: https://elixir.bootlin.com/linux/v6.8/source/drivers/base/platform.c#L1353 Reviewed-by: Benson Leung Reviewed-by: Krzysztof Kozlowski Signed-off-by: Tzung-Bi Shih --- Changes from v1: - No code changes. - Add R-b tags. drivers/gpio/gpio-cros-ec.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpio/gpio-cros-ec.c b/drivers/gpio/gpio-cros-ec.c index 842e1c060414..0c09bb54dc0c 100644 --- a/drivers/gpio/gpio-cros-ec.c +++ b/drivers/gpio/gpio-cros-ec.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -197,11 +198,18 @@ static int cros_ec_gpio_probe(struct platform_device *pdev) return devm_gpiochip_add_data(dev, gc, cros_ec); } +static const struct platform_device_id cros_ec_gpio_id[] = { + { "cros-ec-gpio", 0 }, + {} +}; +MODULE_DEVICE_TABLE(platform, cros_ec_gpio_id); + static struct platform_driver cros_ec_gpio_driver = { .probe = cros_ec_gpio_probe, .driver = { .name = "cros-ec-gpio", }, + .id_table = cros_ec_gpio_id, }; module_platform_driver(cros_ec_gpio_driver);