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Diffstat (limited to 'drivers/input/mouse/alps.h')
-rw-r--r--drivers/input/mouse/alps.h17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h
index 69db7325a494..f85ac40ec941 100644
--- a/drivers/input/mouse/alps.h
+++ b/drivers/input/mouse/alps.h
@@ -12,9 +12,6 @@
#ifndef _ALPS_H
#define _ALPS_H
-int alps_detect(struct psmouse *psmouse, int set_properties);
-int alps_init(struct psmouse *psmouse);
-
struct alps_model_info {
unsigned char signature[3];
unsigned char byte0, mask0;
@@ -29,4 +26,18 @@ struct alps_data {
int prev_fin; /* Finger bit from previous packet */
};
+#ifdef CONFIG_MOUSE_PS2_ALPS
+int alps_detect(struct psmouse *psmouse, int set_properties);
+int alps_init(struct psmouse *psmouse);
+#else
+inline int alps_detect(struct psmouse *psmouse, int set_properties)
+{
+ return -ENOSYS;
+}
+inline int alps_init(struct psmouse *psmouse)
+{
+ return -ENOSYS;
+}
+#endif /* CONFIG_MOUSE_PS2_ALPS */
+
#endif