msm: dsps: DSPS support for Sub System Restart (SSR)

Register handler for SMSM_RESET notifications and watchdog
interrupts from the DSPS. And add support for reset via
IOCTL from user-mode application.

Signed-off-by: Wentao Xu <wentaox@codeaurora.org>
diff --git a/include/linux/msm_dsps.h b/include/linux/msm_dsps.h
index 7f4d2dd..a5ac256 100644
--- a/include/linux/msm_dsps.h
+++ b/include/linux/msm_dsps.h
@@ -25,4 +25,6 @@
 #define DSPS_IOCTL_READ_SLOW_TIMER _IOR(DSPS_IOCTL_MAGIC, 3, unsigned int*)
 #define DSPS_IOCTL_READ_FAST_TIMER _IOR(DSPS_IOCTL_MAGIC, 4, unsigned int*)
 
+#define DSPS_IOCTL_RESET _IO(DSPS_IOCTL_MAGIC, 5)
+
 #endif	/* _DSPS_H_ */