diff mbox series

gpiolib: acpi: Add a quirk for Acer Nitro ANV14

Message ID 20250211203222.761206-1-superm1@kernel.org
State New
Headers show
Series gpiolib: acpi: Add a quirk for Acer Nitro ANV14 | expand

Commit Message

Mario Limonciello Feb. 11, 2025, 8:32 p.m. UTC 
From: Mario Limonciello <mario.limonciello@amd.com>

Spurious immediate wake up events are reported on Acer Nitro ANV14. GPIO 11 is
specified as an edge triggered input and also a wake source but this pin is
supposed to be an output pin for an LED, so it's effectively floating.

Block the interrupt from getting set up for this GPIO on this device.

Cc: stable@vger.kernel.org
Reported-and-tested-by: Delgan <delgan.py@gmail.com>
Close: https://gitlab.freedesktop.org/drm/amd/-/issues/3954
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
 drivers/gpio/gpiolib-acpi.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 1f9fe50bba005..f7746c57ba76a 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -1689,6 +1689,20 @@  static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
 			.ignore_wake = "PNP0C50:00@8",
 		},
 	},
+	{
+		/*
+		 * Spurious wakeups from GPIO 11
+		 * Found in BIOS 1.04
+		 * https://gitlab.freedesktop.org/drm/amd/-/issues/3954
+		 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+			DMI_MATCH(DMI_PRODUCT_FAMILY, "Acer Nitro V 14"),
+		},
+		.driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+			.ignore_interrupt = "AMDI0030:00@11",
+		},
+	},
 	{} /* Terminating entry */
 };