Input: cyapa - fix for losing events during device power transitions

[karo-tx-linux.git] / drivers / input / mouse / cyapa.h

diff --git a/drivers/input/mouse/cyapa.h b/drivers/input/mouse/cyapa.h
index b812bba8cdd7d7a57c45e0e58abadc99f069d149..ce951fe4516a1b3dd2d93381d1387490806f782e 100644 (file)
--- a/drivers/input/mouse/cyapa.h
+++ b/drivers/input/mouse/cyapa.h
@@ -250,6 +250,15 @@ struct cyapa;
 
 typedef bool (*cb_sort)(struct cyapa *, u8 *, int);
 
+enum cyapa_pm_stage {
+       CYAPA_PM_DEACTIVE,
+       CYAPA_PM_ACTIVE,
+       CYAPA_PM_SUSPEND,
+       CYAPA_PM_RESUME,
+       CYAPA_PM_RUNTIME_SUSPEND,
+       CYAPA_PM_RUNTIME_RESUME,
+};
+
 struct cyapa_dev_ops {
        int (*check_fw)(struct cyapa *, const struct firmware *);
        int (*bl_enter)(struct cyapa *);
@@ -273,7 +282,7 @@ struct cyapa_dev_ops {
        int (*sort_empty_output_data)(struct cyapa *,
                        u8 *, int *, cb_sort);
 
-       int (*set_power_mode)(struct cyapa *, u8, u16, bool);
+       int (*set_power_mode)(struct cyapa *, u8, u16, enum cyapa_pm_stage);
 
        int (*set_proximity)(struct cyapa *, bool);
 };
@@ -289,6 +298,9 @@ struct cyapa_pip_cmd_states {
        u8 *resp_data;
        int *resp_len;
 
+       enum cyapa_pm_stage pm_stage;
+       struct mutex pm_stage_lock;
+
        u8 irq_cmd_buf[CYAPA_REG_MAP_SIZE];
        u8 empty_buf[CYAPA_REG_MAP_SIZE];
 };