From mboxrd@z Thu Jan 1 00:00:00 1970 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 4A67826F449; Wed, 25 Jun 2025 21:58:23 +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=1750888704; cv=none; b=e6PAZLCagyDUFLZadkzW0YDdW9ALWpi8w1d03eClOTZYkkfTY9D5HJBio15vJZTRyNDasiv4sGjbkiqc7nAH0jP9LxbDHe5hriwlFu75HuDNV6nO32Y2avxr1Z/d9ZZeaa2zkvLq9DX9iY71bL/Nr8w7IN06Rz2DMdgiE23miuM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750888704; c=relaxed/simple; bh=z815aTTUMjos3+EejYF0XH/3lvGqimvdDnLP8EgVhNk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=to21Sa18HbzEyPXmWa/FTxDtZ+cUqpmcmSSHVDT2hv2G3c2F17w9wfTIxtgP5x36QDhM8mwcLdSNscCXy+W7IPCPtmClQV9Roch0dihobGlNoG9+ebNcLsGnoIMH4/v8NoDFe3j1YkNz3yc2iO51zi4FPu2LYgqPObsEjK3+FSo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ce+eLsJ7; 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="Ce+eLsJ7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA9F5C4CEF1; Wed, 25 Jun 2025 21:58:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750888703; bh=z815aTTUMjos3+EejYF0XH/3lvGqimvdDnLP8EgVhNk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ce+eLsJ78eGecQH2UWxGYFxV0DQSZbvw6d5URzDd4dqiCEncOsTjSuBZGsN56O1Rf kmmXau1GUR3qu6+vXJ3GH0rE+NGPYTt4P17waXAF4sPYGr0jD1JOUbbpLYfZRRsXec DpvlCOKozIHyoJT7pAE8KJxTUPVlCVhsl+7lqXR+/VX5wSM7nfmkVlOlr5s9TFFpsG WLRHYiR9uZQiO0hN1svPZbORGvdC8r3WsA5bDIcY2HLM9MwOUtQ+TaenteFQMQ6XZs 8ZQ3OFTcHC6lv35pWZPKdjJbUBd8HBytwUdaJG8XgLNw0+VviBRHSr/dac7XH1N2ZG 2DplRri/Lsmkw== From: Mario Limonciello To: Hans de Goede , Mika Westerberg , Andy Shevchenko , Linus Walleij , Bartosz Golaszewski , Dmitry Torokhov Cc: linux-gpio@vger.kernel.org (open list:GPIO ACPI SUPPORT), linux-acpi@vger.kernel.org (open list:GPIO ACPI SUPPORT), linux-kernel@vger.kernel.org (open list), linux-input@vger.kernel.org (open list:INPUT (KEYBOARD, MOUSE, JOYSTICK, TOUCHSCREEN)...), Mario Limonciello Subject: [PATCH v3 2/4] gpiolib: acpi: Program debounce when finding GPIO Date: Wed, 25 Jun 2025 16:58:11 -0500 Message-ID: <20250625215813.3477840-3-superm1@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250625215813.3477840-1-superm1@kernel.org> References: <20250625215813.3477840-1-superm1@kernel.org> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Mario Limonciello When soc-button-array looks up the GPIO to use it calls acpi_find_gpio() which will parse _CRS. acpi_find_gpio.cold (drivers/gpio/gpiolib-acpi-core.c:953) gpiod_find_and_request (drivers/gpio/gpiolib.c:4598 drivers/gpio/gpiolib.c:4625) gpiod_get_index (drivers/gpio/gpiolib.c:4877) The GPIO is setup basically, but the debounce information is discarded. The platform will assert what debounce should be in _CRS, so program it at the time it's available. Reviewed-by: Hans de Goede Signed-off-by: Mario Limonciello --- v2: * Make non fatal by using helper from patch 1 (Andy) --- drivers/gpio/gpiolib-acpi-core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpio/gpiolib-acpi-core.c b/drivers/gpio/gpiolib-acpi-core.c index 1895e45bd9f16..15222bfc25bb2 100644 --- a/drivers/gpio/gpiolib-acpi-core.c +++ b/drivers/gpio/gpiolib-acpi-core.c @@ -962,6 +962,7 @@ struct gpio_desc *acpi_find_gpio(struct fwnode_handle *fwnode, acpi_gpio_update_gpiod_flags(dflags, &info); acpi_gpio_update_gpiod_lookup_flags(lookupflags, &info); + acpi_set_debounce_timeout(desc, info.debounce); return desc; } -- 2.43.0