linux-kernel - [PATCH] gpiolib: acpi: Ignore touchpad wakeup on GPD G1619-04

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Message-ID: <20240117142942.5924-1-mario.limonciello@amd.com>
Date: Wed, 17 Jan 2024 08:29:42 -0600
From: Mario Limonciello <mario.limonciello@....com>
To: Linus Walleij <linus.walleij@...aro.org>, Bartosz Golaszewski
	<brgl@...ev.pl>
CC: "open list:PIN CONTROL SUBSYSTEM" <linux-gpio@...r.kernel.org>, open list
	<linux-kernel@...r.kernel.org>, <linux-acpi@...r.kernel.org>, Andy Shevchenko
	<andriy.shevchenko@...ux.intel.com>, Mario Limonciello
	<mario.limonciello@....com>, <stable@...r.kernel.org>, George Melikov
	<mail@...likov.ru>
Subject: [PATCH] gpiolib: acpi: Ignore touchpad wakeup on GPD G1619-04

Spurious wakeups are reported on the GPD G1619-04 which
can be absolved by programming the GPIO to ignore wakeups.

Cc: stable@...r.kernel.org
Reported-and-tested-by: George Melikov <mail@...likov.ru>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3073
Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
 drivers/gpio/gpiolib-acpi.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 88066826d8e5..cd3e9657cc36 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -1651,6 +1651,20 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
 			.ignore_interrupt = "INT33FC:00@3",
 		},
 	},
+	{
+		/*
+		 * Spurious wakeups from TP_ATTN# pin
+		 * Found in BIOS 0.35
+		 * https://gitlab.freedesktop.org/drm/amd/-/issues/3073
+		 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "GPD"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "G1619-04"),
+		},
+		.driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+			.ignore_wake = "PNP0C50:00@8",
+		},
+	},
 	{} /* Terminating entry */
 };
 
-- 
2.34.1