msm: qdss: explicitly add required headers

Change-Id: Ie429da93c0d7e8e5581787df2f81d8a5e31e04d4
Signed-off-by: Pratik Patel <pratikp@codeaurora.org>
diff --git a/arch/arm/mach-msm/qdss.h b/arch/arm/mach-msm/qdss.h
index e4e6b0c..a41d7e2 100644
--- a/arch/arm/mach-msm/qdss.h
+++ b/arch/arm/mach-msm/qdss.h
@@ -13,6 +13,8 @@
 #ifndef _ARCH_ARM_MACH_MSM_QDSS_H_
 #define _ARCH_ARM_MACH_MSM_QDSS_H_
 
+#include <linux/bitops.h>
+
 /* Coresight management registers (0xF00-0xFCC) */
 #define CS_ITCTRL		(0xF00)
 #define CS_CLAIMSET		(0xFA0)