From 8a6d48c0542876eb3acfc0970c0ab7872db08d5f Mon Sep 17 00:00:00 2001
From: Zheng Da <zhengda1936@gmail.com>
Date: Sun, 6 Dec 2009 05:26:23 +0100
Subject: check in the original version of dde linux26.

---
 libdde_linux26/contrib/include/linux/patchkey.h | 45 +++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 libdde_linux26/contrib/include/linux/patchkey.h

(limited to 'libdde_linux26/contrib/include/linux/patchkey.h')

diff --git a/libdde_linux26/contrib/include/linux/patchkey.h b/libdde_linux26/contrib/include/linux/patchkey.h
new file mode 100644
index 00000000..d974a6e9
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/patchkey.h
@@ -0,0 +1,45 @@
+/*
+ * <linux/patchkey.h> -- definition of _PATCHKEY macro
+ *
+ * Copyright (C) 2005 Stuart Brady
+ *
+ * This exists because awe_voice.h defined its own _PATCHKEY and it wasn't
+ * clear whether removing this would break anything in userspace.
+ *
+ * Do not include this file directly.  Please use <sys/soundcard.h> instead.
+ * For kernel code, use <linux/soundcard.h>
+ */
+
+#ifndef _LINUX_PATCHKEY_H_INDIRECT
+#error "patchkey.h included directly"
+#endif
+
+#ifndef _LINUX_PATCHKEY_H
+#define _LINUX_PATCHKEY_H
+
+/* Endian macros. */
+#ifdef __KERNEL__
+#  include <asm/byteorder.h>
+#else
+#  include <endian.h>
+#endif
+
+#if defined(__KERNEL__)
+#  if defined(__BIG_ENDIAN)
+#    define _PATCHKEY(id) (0xfd00|id)
+#  elif defined(__LITTLE_ENDIAN)
+#    define _PATCHKEY(id) ((id<<8)|0x00fd)
+#  else
+#    error "could not determine byte order"
+#  endif
+#elif defined(__BYTE_ORDER)
+#  if __BYTE_ORDER == __BIG_ENDIAN
+#    define _PATCHKEY(id) (0xfd00|id)
+#  elif __BYTE_ORDER == __LITTLE_ENDIAN
+#    define _PATCHKEY(id) ((id<<8)|0x00fd)
+#  else
+#    error "could not determine byte order"
+#  endif
+#endif
+
+#endif /* _LINUX_PATCHKEY_H */
-- 
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