ACPICA: Global event handler

The global event handler is called whenever a general purpose
or fixed ACPI event occurs.

Also update Linux OSL to collect events counter with
global event handler.

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 10 insertions, 2 deletions

diff --git a/drivers/acpi/acpica/evevent.c b/drivers/acpi/acpica/evevent.c
index c61c3039c31a..e5e313c663a5 100644
--- a/drivers/acpi/acpica/evevent.c
+++ b/drivers/acpi/acpica/evevent.c
@@ -217,9 +217,17 @@ u32 acpi_ev_fixed_event_detect(void)
                      status_bit_mask)
                     && (fixed_enable & acpi_gbl_fixed_event_info[i].
                         enable_bit_mask)) {
+                        /*
+                         * Found an active (signalled) event. Invoke global event
+                         * handler if present.
+                         */
+                        acpi_fixed_event_count[i]++;
+                        if (acpi_gbl_global_event_handler) {
+                                acpi_gbl_global_event_handler
+                                    (ACPI_EVENT_TYPE_FIXED, NULL, i,
+                                     acpi_gbl_global_event_handler_context);
+                        }
 
-                        /* Found an active (signalled) event */
-                        acpi_os_fixed_event_count(i);
                         int_status |= acpi_ev_fixed_event_dispatch(i);
                 }
         }