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authorMichael Sevakis <jethead71@rockbox.org>2006-11-13 23:21:54 +0000
committerMichael Sevakis <jethead71@rockbox.org>2006-11-13 23:21:54 +0000
commitcc50c149e9452e7c8ea199fd72f7458ead96bad7 (patch)
tree78efc4e2c391f0cfcab8fe76777dab63070e64d9 /firmware/export/spdif.h
parentda55588fc7e0134decd4ba8cc573f507302a5664 (diff)
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H100/General: HAL for S/PDIF and refinement/bufixes in optical output powering/source selection.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11523 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/export/spdif.h')
-rw-r--r--firmware/export/spdif.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/firmware/export/spdif.h b/firmware/export/spdif.h
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+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2006 by Michal Sevakis
+ * Based on the work of Thom Johansen
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef SPDIF_H
+#define SPDIF_H
+
+/* Initialize the S/PDIF driver */
+void spdif_init(void);
+/* Return the S/PDIF frequency in herz - unrounded */
+unsigned long spdif_measure_frequency(void);
+#ifdef HAVE_SPDIF_OUT
+/* Set the S/PDIF audio feed - Use AUDIO_SRC_* values -
+ will be off if not powered or !on */
+void spdif_set_output_source(int source, bool on);
+/* Return the last set S/PDIF audio source - literally the last value passed
+ to spdif_set_monitor regardless of power state */
+int spdif_get_output_source(bool *src_on);
+#endif /* HAVE_SPDIF_OUT */
+
+#endif /* SPDIF_H */