diff options
Diffstat (limited to 'drivers/acpi/ec.c')
| -rw-r--r-- | drivers/acpi/ec.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 236b14324780..da176c95aa2c 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -486,8 +486,11 @@ static inline void __acpi_ec_enable_event(struct acpi_ec *ec) { if (!test_and_set_bit(EC_FLAGS_QUERY_ENABLED, &ec->flags)) ec_log_drv("event unblocked"); - if (!test_bit(EC_FLAGS_QUERY_PENDING, &ec->flags)) - advance_transaction(ec); + /* + * Unconditionally invoke this once after enabling the event + * handling mechanism to detect the pending events. + */ + advance_transaction(ec); } static inline void __acpi_ec_disable_event(struct acpi_ec *ec) @@ -1456,11 +1459,10 @@ static int ec_install_handlers(struct acpi_ec *ec, bool handle_events) if (test_bit(EC_FLAGS_STARTED, &ec->flags) && ec->reference_count >= 1) acpi_ec_enable_gpe(ec, true); - - /* EC is fully operational, allow queries */ - acpi_ec_enable_event(ec); } } + /* EC is fully operational, allow queries */ + acpi_ec_enable_event(ec); return 0; } @@ -1939,7 +1941,8 @@ static const struct dev_pm_ops acpi_ec_pm = { SET_SYSTEM_SLEEP_PM_OPS(acpi_ec_suspend, acpi_ec_resume) }; -static int param_set_event_clearing(const char *val, struct kernel_param *kp) +static int param_set_event_clearing(const char *val, + const struct kernel_param *kp) { int result = 0; @@ -1957,7 +1960,8 @@ static int param_set_event_clearing(const char *val, struct kernel_param *kp) return result; } -static int param_get_event_clearing(char *buffer, struct kernel_param *kp) +static int param_get_event_clearing(char *buffer, + const struct kernel_param *kp) { switch (ec_event_clearing) { case ACPI_EC_EVT_TIMING_STATUS: |