From 5cf79723ecb9a22de432d169ce65eb19aa651e8a Mon Sep 17 00:00:00 2001
From: Rafaël Carré <rafael.carre@gmail.com>
Date: Tue, 3 Jan 2012 04:39:56 +0000
Subject: move PP specific files to pp/

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31533 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/target/arm/pp/audio-pp.c | 135 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 firmware/target/arm/pp/audio-pp.c

(limited to 'firmware/target/arm/pp/audio-pp.c')

diff --git a/firmware/target/arm/pp/audio-pp.c b/firmware/target/arm/pp/audio-pp.c
new file mode 100644
index 0000000000..6b5b082cc7
--- /dev/null
+++ b/firmware/target/arm/pp/audio-pp.c
@@ -0,0 +1,135 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2006 by Michael Sevakis
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "system.h"
+#include "cpu.h"
+#include "audio.h"
+#include "sound.h"
+
+#if INPUT_SRC_CAPS != 0
+void audio_set_output_source(int source)
+{
+    if ((unsigned)source >= AUDIO_NUM_SOURCES)
+        source = AUDIO_SRC_PLAYBACK;
+} /* audio_set_output_source */
+
+void audio_input_mux(int source, unsigned flags)
+{
+    (void)flags;
+    /* Prevent pops from unneeded switching */
+    static int last_source = AUDIO_SRC_PLAYBACK;
+#ifdef HAVE_FMRADIO_REC 
+    bool recording = flags & SRCF_RECORDING;
+    static bool last_recording = false;
+#endif
+
+#if defined(IPOD_COLOR) || defined (IPOD_4G)
+    /* The usual magic from IPL - I'm guessing this configures the headphone
+       socket to be input or output. */
+    if ((flags & SRCF_RECORDING) && source != AUDIO_SRC_PLAYBACK)
+    {
+        /* input */
+        GPIO_CLEAR_BITWISE(GPIOI_OUTPUT_VAL, 0x40);
+        GPIO_CLEAR_BITWISE(GPIOA_OUTPUT_VAL, 0x04);
+    }
+    else
+    {
+        /* output */
+        GPIO_SET_BITWISE(GPIOI_OUTPUT_VAL, 0x40);
+        GPIO_SET_BITWISE(GPIOA_OUTPUT_VAL, 0x04);
+    }
+#endif /* IPOD_COLOR || IPOD_4G */
+
+    switch (source)
+    {
+        default:                        /* playback - no recording */
+            source = AUDIO_SRC_PLAYBACK;
+        case AUDIO_SRC_PLAYBACK:
+#ifdef HAVE_RECORDING
+            if (source != last_source)
+            {
+                audiohw_set_monitor(false);
+                audiohw_disable_recording();
+            }
+#endif
+        break;
+#ifdef HAVE_MIC_REC
+        case AUDIO_SRC_MIC:             /* recording only */
+            if (source != last_source)
+            {
+                audiohw_set_monitor(false);
+                audiohw_enable_recording(true);  /* source mic */
+            }
+        break;
+#endif
+#ifdef HAVE_LINE_REC
+        case AUDIO_SRC_LINEIN:          /* recording only */
+#if defined(IRIVER_H10) || defined(IRIVER_H10_5GB)
+            /* Switch line in source to line-in */
+            GPIO_SET_BITWISE(GPIOB_OUTPUT_VAL, 0x04);
+#endif
+            if (source != last_source)
+            {
+                audiohw_set_monitor(false);
+                audiohw_enable_recording(false); /* source line */
+            }
+        break;
+#endif
+#ifdef HAVE_FMRADIO_REC
+        case AUDIO_SRC_FMRADIO:         /* recording and playback */
+#if defined(IRIVER_H10) || defined(IRIVER_H10_5GB)
+            /* Switch line in source to tuner */
+            GPIO_CLEAR_BITWISE(GPIOB_OUTPUT_VAL, 0x04);
+            /* Set line-in vol to +12dB, which is proper for H10's */
+            if (!recording)
+                audiohw_set_recvol(0x1f, 0x1f, AUDIO_GAIN_LINEIN);
+#else            /* Set line-in vol to 0dB*/
+            if (!recording)
+                audiohw_set_recvol(0x17, 0x17, AUDIO_GAIN_LINEIN);
+#endif
+
+            if (source == last_source && recording == last_recording)
+                break;
+
+            last_recording = recording;
+
+#if CONFIG_TUNER & IPOD_REMOTE_TUNER
+            /* Ipod FM tuner is in the remote connected to line-in */
+                audiohw_enable_recording(false); /* source line */
+                audiohw_set_monitor(true);  /* enable bypass mode */
+#else
+            if (recording)
+            {
+                audiohw_set_monitor(false);  /* disable bypass mode */
+                audiohw_enable_recording(false); /* select line-in source */
+            }
+            else
+            {
+                audiohw_disable_recording();
+                audiohw_set_monitor(true);  /* enable bypass mode */
+            }
+#endif
+        break;
+#endif
+    } /* end switch */
+
+    last_source = source;
+} /* audio_input_mux */
+#endif /* INPUT_SRC_CAPS != 0 */
-- 
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