diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 30a5729565575f83cb02700ac2050f35abab5e5d..bb94cf0731feb92b89b78cec274668fe204ed1e4 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1034,6 +1034,12 @@ void acpi_ec_unblock_transactions(void) acpi_ec_start(first_ec, true); } +void acpi_ec_dispatch_gpe(void) +{ + if (first_ec) + acpi_dispatch_gpe(NULL, first_ec->gpe); +} + /* -------------------------------------------------------------------------- Event Management -------------------------------------------------------------------------- */ diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 1d0a501bc7f0cbbf309c3268b951606206cc43ea..530a3f67549049c1600ccb2ac9af26a683a7099a 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -188,6 +188,7 @@ int acpi_ec_ecdt_probe(void); int acpi_ec_dsdt_probe(void); void acpi_ec_block_transactions(void); void acpi_ec_unblock_transactions(void); +void acpi_ec_dispatch_gpe(void); int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit, acpi_handle handle, acpi_ec_query_func func, void *data); diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 974e58457697fce086248a4af23aed15fc608c4e..5d0486f1cfcd5ef0918bffc1fe09dccae162c96a 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -989,6 +989,13 @@ static void acpi_s2idle_wake(void) !irqd_is_wakeup_armed(irq_get_irq_data(acpi_sci_irq))) { pm_system_cancel_wakeup(); s2idle_wakeup = true; + /* + * On some platforms with the LPS0 _DSM device noirq resume + * takes too much time for EC wakeup events to survive, so look + * for them now. + */ + if (lps0_device_handle) + acpi_ec_dispatch_gpe(); } }