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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 06:14:24 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 06:14:24 +0000
commit6fafeb146e9efd59140ea58cebd7dd38ae9a6379 (patch)
tree7db89ba6a28932514b105d620bba4884ec332ec3 /libdde_linux26/contrib/include/linux/patchkey.h
parent38c2c2458e3f4ecb329ff35621806252aac209b9 (diff)
parent8df772b3c665e663f6f9d2a70f9c691590bd3f91 (diff)
Merge branch 'dde' into upstream-merged
Diffstat (limited to 'libdde_linux26/contrib/include/linux/patchkey.h')
-rw-r--r--libdde_linux26/contrib/include/linux/patchkey.h45
1 files changed, 45 insertions, 0 deletions
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 */