patch-2.1.80 linux/include/asm-arm/arcaudio.h

• Lines: 52
• Date: Tue Jan 20 16:39:42 1998
• Orig file: v2.1.79/linux/include/asm-arm/arcaudio.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.79/linux/include/asm-arm/arcaudio.h linux/include/asm-arm/arcaudio.h
@@ -0,0 +1,51 @@
+/* 
+ * arcaudio.h
+ *
+ */
+
+#ifndef _LINUX_ARCAUDIO_H
+#define _LINUX_ARCAUDIO_H
+
+#define ARCAUDIO_MAXCHANNELS	8
+
+enum ch_type
+{
+  ARCAUDIO_NONE,			/* No sound (muted) */
+  ARCAUDIO_8BITSIGNED,			/* signed 8 bits per samples */
+  ARCAUDIO_8BITUNSIGNED,		/* unsigned 8 bits per samples */
+  ARCAUDIO_16BITSIGNED,			/* signed 16 bits per samples (little endian) */
+  ARCAUDIO_16BITUNSIGNED,		/* unsigned 16 bits per samples (little endian) */
+  ARCAUDIO_LOG				/* Vidc Log */
+};
+
+/* 
+ * Global information
+ */
+struct arcaudio
+{
+  int		sample_rate;		/* sample rate (Hz) */
+  int		num_channels;		/* number of channels */
+  int		volume;			/* overall system volume */
+};
+
+/* 
+ * Per channel information
+ */
+struct arcaudio_channel
+{
+  int		stereo_position;	/* Channel position */
+  int		channel_volume;		/* Channel volume */
+  enum ch_type	channel_type;		/* Type of channel */
+  int		buffer_size;		/* Size of channel buffer */
+};
+
+/* IOCTLS */
+#define ARCAUDIO_GETINFO	0x6101
+#define ARCAUDIO_SETINFO	0x6102
+#define ARCAUDIO_GETCHANNELINFO	0x6111
+#define ARCAUDIO_SETCHANNELINFO	0x6112
+#define ARCAUDIO_GETOPTS	0x61f0
+#define ARCAUDIO_SETOPTS	0x61f1
+#define  ARCAUDIO_OPTSPKR	1<<0
+
+#endif