1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-util.h b/drivers/media/usb/pvrusb2/pvrusb2-util.h
new file mode 100644
index 0000000000..7059772a49
--- /dev/null
+++ b/drivers/media/usb/pvrusb2/pvrusb2-util.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *
+ *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
+ */
+#ifndef __PVRUSB2_UTIL_H
+#define __PVRUSB2_UTIL_H
+
+#define PVR2_DECOMPOSE_LE(t,i,d) \
+    do {    \
+	(t)[i] = (d) & 0xff;\
+	(t)[i+1] = ((d) >> 8) & 0xff;\
+	(t)[i+2] = ((d) >> 16) & 0xff;\
+	(t)[i+3] = ((d) >> 24) & 0xff;\
+    } while(0)
+
+#define PVR2_DECOMPOSE_BE(t,i,d) \
+    do {    \
+	(t)[i+3] = (d) & 0xff;\
+	(t)[i+2] = ((d) >> 8) & 0xff;\
+	(t)[i+1] = ((d) >> 16) & 0xff;\
+	(t)[i] = ((d) >> 24) & 0xff;\
+    } while(0)
+
+#define PVR2_COMPOSE_LE(t,i) \
+    ((((u32)((t)[i+3])) << 24) | \
+     (((u32)((t)[i+2])) << 16) | \
+     (((u32)((t)[i+1])) << 8) | \
+     ((u32)((t)[i])))
+
+#define PVR2_COMPOSE_BE(t,i) \
+    ((((u32)((t)[i])) << 24) | \
+     (((u32)((t)[i+1])) << 16) | \
+     (((u32)((t)[i+2])) << 8) | \
+     ((u32)((t)[i+3])))
+
+
+#endif /* __PVRUSB2_UTIL_H */