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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /include/linux/patchkey.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'include/linux/patchkey.h')
-rw-r--r--include/linux/patchkey.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/patchkey.h b/include/linux/patchkey.h
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--- /dev/null
+++ b/include/linux/patchkey.h
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+/*
+ * <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
+#else
+#if 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
+
+#endif /* _LINUX_PATCHKEY_H */