From patchwork Fri Mar 29 07:56:14 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: 13610276 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 4191144C6A; Fri, 29 Mar 2024 07:57:20 +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=1711699041; cv=none; b=JaEOMIbX8hHcR+Ilw42gtoGDwjuJBiyr/oenDPouh3Y47rZuSuxJhRPTx6sVOT3YUkxnhwixzzy9xNTe7Ope7bDdt3eRCvtpHkrZgOWRwmDhX5nCrh7mc96Qa+OfG7s96GjCEN2lWSI6qhS2Nbq+hZ1LWEv/uSXXsW7vltZTDys= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711699041; c=relaxed/simple; bh=plNjzkSRLh/DaGoqAsb+jmxTjdZudYWUD5TO+9J6Chg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fkTL6HUuEmqDVsdUUWvoQYWhSe3fOXal4cmMUk7QFPhe010yZiWLNlHNlZewfxSMSTjKtoCR7ku83609ZxtDU61h3mOFrPyMCo8Ou9GwazMXrljhjNtAw5iw/IBgBw5+YplxlfW7JHYT8/79HiDdN2v+OjusNrMcF3nPWnUl3GI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Sg998GEA; 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="Sg998GEA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70149C433B1; Fri, 29 Mar 2024 07:57:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711699040; bh=plNjzkSRLh/DaGoqAsb+jmxTjdZudYWUD5TO+9J6Chg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Sg998GEAAcB1ZsXJ363xiPAGlBhLGCaCP4KUhipxtOn5JoggHXQFZqd4PElb2mYG5 oNc9EQAMyglU4P7wHFtIz+G14jCCPs14YuAwhSbVRkgqWSfApgrx/mizP47BkRVafR LOIREYTr7CjgepPz8f5e8TmXHeonYneA7jzLMOyt43SStxTa04tAay5GQnCY6RHmhF Bn4pCyZMVbCM4DuzhQtEN9SHvku3rA+7YJoiBTqoRSxBf4MTzq+REOjGQKUaOnHzQR GbcgcifTh6HvrsHy9G5QZNaY4TP7YnABlGgHI7qlm//kIBfRDV/GI4Qu83ZKWbW/QW 4mKN6EjCBGWtQ== 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, alexandre.belloni@bootlin.com 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, linux-rtc@vger.kernel.org, krzk@kernel.org Subject: [PATCH 02/18] gpio: cros-ec: provide ID table for avoiding fallback match Date: Fri, 29 Mar 2024 15:56:14 +0800 Message-ID: <20240329075630.2069474-3-tzungbi@kernel.org> X-Mailer: git-send-email 2.44.0.478.gd926399ef9-goog In-Reply-To: <20240329075630.2069474-1-tzungbi@kernel.org> References: <20240329075630.2069474-1-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 Signed-off-by: Tzung-Bi Shih Reviewed-by: Krzysztof Kozlowski Reviewed-by: Benson Leung Acked-by: Linus Walleij --- 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);