X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=include%2Flinux%2Fphantom.h;h=96f4048a6cc37bd1a8970c30a1037c1f5f27ad04;hb=9567b349f7e7dd7e2483db99ee8e4a6fe0caca38;hp=d3ebbfae6903ede052b71731536c0cc8d903a195;hpb=4750def52cb2c21732dda9aa1d43a07db37b0186;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/phantom.h b/include/linux/phantom.h
index d3ebbfae690..96f4048a6cc 100644
--- a/include/linux/phantom.h
+++ b/include/linux/phantom.h
@@ -30,7 +30,11 @@ struct phm_regs {
 #define PHN_SET_REG		_IOW (PH_IOC_MAGIC, 1, struct phm_reg *)
 #define PHN_GET_REGS		_IOWR(PH_IOC_MAGIC, 2, struct phm_regs *)
 #define PHN_SET_REGS		_IOW (PH_IOC_MAGIC, 3, struct phm_regs *)
-#define PH_IOC_MAXNR		3
+/* this ioctl tells the driver, that the caller is not OpenHaptics and might
+ * use improved registers update (no more phantom switchoffs when using
+ * libphantom) */
+#define PHN_NOT_OH		_IO  (PH_IOC_MAGIC, 4)
+#define PH_IOC_MAXNR		4
 
 #define PHN_CONTROL		0x6     /* control byte in iaddr space */
 #define PHN_CTL_AMP		0x1     /*   switch after torques change */