X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Finput%2Fmouse%2Ftrackpoint.h;h=c10a6e7d01011bdfa6bbceb16fcf0cddb72dc3ce;hb=58cf35228fec541418cc3bd781d6c069d904815e;hp=9857d8b6ad66520fe71d0e7b0ed8476cd0417479;hpb=4e0c1159d83a658d1ffba5bc3442f4ec4cadb436;p=linux-2.6

diff --git a/drivers/input/mouse/trackpoint.h b/drivers/input/mouse/trackpoint.h
index 9857d8b6ad..c10a6e7d01 100644
--- a/drivers/input/mouse/trackpoint.h
+++ b/drivers/input/mouse/trackpoint.h
@@ -78,7 +78,7 @@
 
 #define TP_TOGGLE_MB		0x23	/* Disable/Enable Middle Button */
 #define TP_MASK_MB			0x01
-#define TP_TOGGLE_EXT_DEV	0x23	/* Toggle external device */
+#define TP_TOGGLE_EXT_DEV	0x23	/* Disable external device */
 #define TP_MASK_EXT_DEV			0x02
 #define TP_TOGGLE_DRIFT		0x23	/* Drift Correction */
 #define TP_MASK_DRIFT			0x80
@@ -125,7 +125,7 @@
 #define TP_DEF_MB		0x00
 #define TP_DEF_PTSON		0x00
 #define TP_DEF_SKIPBACK		0x00
-#define TP_DEF_EXT_DEV		0x01
+#define TP_DEF_EXT_DEV		0x00	/* 0 means enabled */
 
 #define MAKE_PS2_CMD(params, results, cmd) ((params<<12) | (results<<8) | (cmd))
 
@@ -142,6 +142,13 @@ struct trackpoint_data
 	unsigned char ext_dev;
 };
 
-extern int trackpoint_detect(struct psmouse *psmouse, int set_properties);
+#ifdef CONFIG_MOUSE_PS2_TRACKPOINT
+int trackpoint_detect(struct psmouse *psmouse, int set_properties);
+#else
+inline int trackpoint_detect(struct psmouse *psmouse, int set_properties)
+{
+	return -ENOSYS;
+}
+#endif /* CONFIG_MOUSE_PS2_TRACKPOINT */
 
 #endif /* _TRACKPOINT_H */