huaweimodem: Add support for audio settings interface

3 files changed, 135 insertions, 0 deletions

diff --git a/drivers/huaweimodem/audio-settings.c b/drivers/huaweimodem/audio-settings.c
new file mode 100644
index 00000000..6d685f97
--- /dev/null
+++ b/drivers/huaweimodem/audio-settings.c
@@ -0,0 +1,130 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2010  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+
+#include <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/audio-settings.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+
+#include "huaweimodem.h"
+
+static const char *cvoice_prefix[] = { "^CVOICE:", NULL };
+
+struct audio_settings_data {
+	GAtChat *chat;
+};
+
+static void cring_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_audio_settings *as = user_data;
+
+	ofono_audio_settings_notify(as, TRUE);
+}
+
+static void orig_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_audio_settings *as = user_data;
+
+	ofono_audio_settings_notify(as, TRUE);
+}
+
+static void cend_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_audio_settings *as = user_data;
+
+	ofono_audio_settings_notify(as, FALSE);
+}
+
+static void cvoice_support_cb(gboolean ok, GAtResult *result,
+						gpointer user_data)
+{
+	struct ofono_audio_settings *as = user_data;
+	struct audio_settings_data *asd = ofono_audio_settings_get_data(as);
+
+	if (!ok)
+		return;
+
+	g_at_chat_register(asd->chat, "+CRING:", cring_notify, FALSE, as, NULL);
+	g_at_chat_register(asd->chat, "^ORIG:", orig_notify, FALSE, as, NULL);
+	g_at_chat_register(asd->chat, "^CEND:", cend_notify, FALSE, as, NULL);
+
+	ofono_audio_settings_register(as);
+}
+
+static int huawei_audio_settings_probe(struct ofono_audio_settings *as,
+					unsigned int vendor, void *data)
+{
+	GAtChat *chat = data;
+	struct audio_settings_data *asd;
+
+	asd = g_try_new0(struct audio_settings_data, 1);
+	if (!asd)
+		return -ENOMEM;
+
+	asd->chat = g_at_chat_clone(chat);
+
+	ofono_audio_settings_set_data(as, asd);
+
+	g_at_chat_send(asd->chat, "AT^CVOICE=?", cvoice_prefix,
+					cvoice_support_cb, as, NULL);
+
+	return 0;
+}
+
+static void huawei_audio_settings_remove(struct ofono_audio_settings *as)
+{
+	struct audio_settings_data *asd = ofono_audio_settings_get_data(as);
+
+	ofono_audio_settings_set_data(as, NULL);
+
+	g_at_chat_unref(asd->chat);
+	g_free(asd);
+}
+
+static struct ofono_audio_settings_driver driver = {
+	.name		= "huaweimodem",
+	.probe		= huawei_audio_settings_probe,
+	.remove		= huawei_audio_settings_remove,
+};
+
+void huawei_audio_settings_init()
+{
+	ofono_audio_settings_driver_register(&driver);
+}
+
+void huawei_audio_settings_exit()
+{
+	ofono_audio_settings_driver_unregister(&driver);
+}
diff --git a/drivers/huaweimodem/huaweimodem.c b/drivers/huaweimodem/huaweimodem.c
index 22a2d454..c8b65221 100644
--- a/drivers/huaweimodem/huaweimodem.c
+++ b/drivers/huaweimodem/huaweimodem.c
@@ -35,6 +35,7 @@
 static int huaweimodem_init(void)
 {
 	huawei_voicecall_init();
+	huawei_audio_settings_init();
 	huawei_gprs_context_init();
 
 	return 0;
@@ -43,6 +44,7 @@ static int huaweimodem_init(void)
 static void huaweimodem_exit(void)
 {
 	huawei_gprs_context_exit();
+	huawei_audio_settings_exit();
 	huawei_voicecall_exit();
 }
 
diff --git a/drivers/huaweimodem/huaweimodem.h b/drivers/huaweimodem/huaweimodem.h
index b15cec74..03d52efd 100644
--- a/drivers/huaweimodem/huaweimodem.h
+++ b/drivers/huaweimodem/huaweimodem.h
@@ -24,5 +24,8 @@
 extern void huawei_voicecall_init();
 extern void huawei_voicecall_exit();
 
+extern void huawei_audio_settings_init();
+extern void huawei_audio_settings_exit();
+
 extern void huawei_gprs_context_init();
 extern void huawei_gprs_context_exit();