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authorAmaury Pouly <pamaury@rockbox.org>2011-10-18 22:03:29 +0000
committerAmaury Pouly <pamaury@rockbox.org>2011-10-18 22:03:29 +0000
commit43673e9e28f6fad84e279ec8e6ded7544a135a76 (patch)
tree3440f7080e39add19785d7c1e336985039093547
parentb0a20dbc992be1bc748c8c75953bf37453b444d0 (diff)
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imx233/fuze+: fix codec prototype header
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30796 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r--firmware/export/imx233-codec.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/firmware/export/imx233-codec.h b/firmware/export/imx233-codec.h
index 755e5ad..6c329cc 100644
--- a/firmware/export/imx233-codec.h
+++ b/firmware/export/imx233-codec.h
@@ -21,11 +21,16 @@
#ifndef __IMX233_CODEC_H_
#define __IMX233_CODEC_H_
+/* i.MX233 can boost up to 6dB in DAC mode and 12dB in line mode. Since mic/line
+ * already have adjustable gain, keep lowest of both. With chained DAC volume
+ * and headphone volume, the i.MX233 can achieve < -100dB but stay at -100dB. */
#define VOLUME_MIN -1000
-#define VOLUME_MAX -5
+#define VOLUME_MAX 60
-#define AUDIOHW_CAPS DEPTH_3D_CAP
+#define AUDIOHW_CAPS (DEPTH_3D_CAP | BASS_CAP | TREBLE_CAP)
-void audiohw_set_volume(int v);
+/* Work with half dB since the i.MX233 doesn't have a better resolution */
+int tenthdb2master(int tdb);
+void audiohw_set_headphone_vol(int vol_l, int vol_r);
#endif /* __IMX233_CODEC_H_ */