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Can you please share your acpidump somewhere? On 8/21/26 02:06, Kivan wrote: > The ASUS ZenBook UX425UA_UM425UA (with AMD Ryzen 7 5700U SoC) fails > to stay suspended in s2idle (Modern Standby), prematurely waking > after 1-3 seconds with 0% hardware sleep achieved. > > In the laptop's ACPI SSDT tables (SSDT15), GPIO Pin 24 (hex 0x18) is > defined in _AEI as ExclusiveAndWake targeting the PCIe bridge device > \_SB.PCI0.GPP3: > > GpioInt (Edge, ActiveLow, ExclusiveAndWake, PullNone, 0x0000, > "\\_SB.GPIO", ...) { 0x0018 } > > When the SoC powers down PCIe root ports into low-power states during > s2idle, an electrical edge transition triggers a spurious wake interrupt > on GPIO Pin 24. This signals the AMD GPIO controller (AMDI0030:00 / IRQ 7 > via pinctrl_amd), aborting sleep across the system. > > Booting with kernel parameter "gpiolib_acpi.ignore_wake=AMDI0030:00@24" > completely resolves the issue: amd_gpio reports ignoring the wakeup on > pin 24, and interrupt counts in /proc/interrupts remain at 0 during sleep > cycles, allowing uninterrupted s2idle until intentionally woken by the > user. > > Add a DMI quirk entry to ignore wake events on AMDI0030:00@24 for this > system. > > Signed-off-by: Kivan > --- > drivers/gpio/gpiolib-acpi-quirks.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/drivers/gpio/gpiolib-acpi-quirks.c b/drivers/gpio/gpiolib-acpi-quirks.c > index a0116f0..dd4db58 100644 > --- a/drivers/gpio/gpiolib-acpi-quirks.c > +++ b/drivers/gpio/gpiolib-acpi-quirks.c > @@ -392,6 +392,19 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = { > .ignore_wake = "VEN_0488:00@355", > }, > }, > + { > + /* > + * Spurious wakeups from GPP3 PCIe bridge interrupt > + * Found in BIOS UX425UA.301 > + */ > + .matches = { > + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), > + DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425UA_UM425UA"), > + }, > + .driver_data = &(struct acpi_gpiolib_dmi_quirk) { > + .ignore_wake = "AMDI0030:00@24", > + }, > + }, > {} /* Terminating entry */ > }; >