From: Hans de Goede Date: Thu, 1 Apr 2021 16:27:40 +0000 (+0200) Subject: gpiolib: acpi: Add quirk to ignore EC wakeups on Dell Venue 10 Pro 5055 X-Git-Tag: baikal/mips/sdk5.9~10995^2~9 X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=3af07e419a15836f0c465faf2def68d298b8a604;p=kernel.git gpiolib: acpi: Add quirk to ignore EC wakeups on Dell Venue 10 Pro 5055 Like some other Bay and Cherry Trail SoC based devices the Dell Venue 10 Pro 5055 has an embedded-controller which uses ACPI GPIO events to report events instead of using the standard ACPI EC interface for this. The EC interrupt is only used to report battery-level changes and it keeps doing this while the system is suspended, causing the system to not stay suspended. Add an ignore-wake quirk for the GPIO pin used by the EC to fix the spurious wakeups from suspend. Signed-off-by: Hans de Goede Acked-by: Andy Shevchenko Signed-off-by: Andy Shevchenko --- diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 21750be9c489c..3ef22a3c104d9 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -1445,6 +1445,20 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = { .no_edge_events_on_boot = true, }, }, + { + /* + * The Dell Venue 10 Pro 5055, with Bay Trail SoC + TI PMIC uses an + * external embedded-controller connected via I2C + an ACPI GPIO + * event handler on INT33FFC:02 pin 12, causing spurious wakeups. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Venue 10 Pro 5055"), + }, + .driver_data = &(struct acpi_gpiolib_dmi_quirk) { + .ignore_wake = "INT33FC:02@12", + }, + }, { /* * HP X2 10 models with Cherry Trail SoC + TI PMIC use an