From 6afa4434b7b78623a18c387f0d9579af85d841e1 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Fri, 25 May 2012 10:32:33 +0200 Subject: [PATCH] iceramodem: Add support special radio settings handling --- Makefile.am | 3 +- drivers/iceramodem/iceramodem.c | 2 + drivers/iceramodem/iceramodem.h | 3 + drivers/iceramodem/radio-settings.c | 216 ++++++++++++++++++++++++++++ 4 files changed, 223 insertions(+), 1 deletion(-) create mode 100644 drivers/iceramodem/radio-settings.c diff --git a/Makefile.am b/Makefile.am index 19844d94..d508ac59 100644 --- a/Makefile.am +++ b/Makefile.am @@ -201,7 +201,8 @@ builtin_modules += iceramodem builtin_sources += drivers/atmodem/atutil.h \ drivers/iceramodem/iceramodem.h \ drivers/iceramodem/iceramodem.c \ - drivers/iceramodem/gprs-context.c + drivers/iceramodem/gprs-context.c \ + drivers/iceramodem/radio-settings.c builtin_modules += huaweimodem builtin_sources += drivers/atmodem/atutil.h \ diff --git a/drivers/iceramodem/iceramodem.c b/drivers/iceramodem/iceramodem.c index 0e43a4cb..3814d3e2 100644 --- a/drivers/iceramodem/iceramodem.c +++ b/drivers/iceramodem/iceramodem.c @@ -35,6 +35,7 @@ static int iceramodem_init(void) { icera_gprs_context_init(); + icera_radio_settings_init(); return 0; } @@ -42,6 +43,7 @@ static int iceramodem_init(void) static void iceramodem_exit(void) { icera_gprs_context_exit(); + icera_radio_settings_exit(); } OFONO_PLUGIN_DEFINE(iceramodem, "Icera modem driver", VERSION, diff --git a/drivers/iceramodem/iceramodem.h b/drivers/iceramodem/iceramodem.h index 71f710f4..d7ca3609 100644 --- a/drivers/iceramodem/iceramodem.h +++ b/drivers/iceramodem/iceramodem.h @@ -23,3 +23,6 @@ extern void icera_gprs_context_init(void); extern void icera_gprs_context_exit(void); + +extern void icera_radio_settings_init(void); +extern void icera_radio_settings_exit(void); diff --git a/drivers/iceramodem/radio-settings.c b/drivers/iceramodem/radio-settings.c new file mode 100644 index 00000000..83b9b8c9 --- /dev/null +++ b/drivers/iceramodem/radio-settings.c @@ -0,0 +1,216 @@ +/* + * + * oFono - Open Source Telephony + * + * Copyright (C) 2008-2011 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 +#endif + +#define _GNU_SOURCE +#include +#include +#include +#include + +#include + +#include +#include +#include + +#include "gatchat.h" +#include "gatresult.h" + +#include "iceramodem.h" + +static const char *none_prefix[] = { NULL }; +static const char *ipsys_prefix[] = { "%IPSYS:", NULL }; + +struct radio_settings_data { + GAtChat *chat; +}; + +static void ipsys_query_cb(gboolean ok, GAtResult *result, gpointer user_data) +{ + struct cb_data *cbd = user_data; + ofono_radio_settings_rat_mode_query_cb_t cb = cbd->cb; + enum ofono_radio_access_mode mode; + struct ofono_error error; + GAtResultIter iter; + int value; + + decode_at_error(&error, g_at_result_final_response(result)); + + if (!ok) { + cb(&error, -1, cbd->data); + return; + } + + g_at_result_iter_init(&iter, result); + + if (g_at_result_iter_next(&iter, "%IPSYS:") == FALSE) + goto error; + + if (g_at_result_iter_next_number(&iter, &value) == FALSE) + goto error; + + switch (value) { + case 0: + mode = OFONO_RADIO_ACCESS_MODE_GSM; + break; + case 1: + mode = OFONO_RADIO_ACCESS_MODE_UMTS; + break; + case 2: + case 3: + case 5: + mode = OFONO_RADIO_ACCESS_MODE_ANY; + break; + default: + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + return; + } + + cb(&error, mode, cbd->data); + + return; + +error: + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); +} + +static void icera_query_rat_mode(struct ofono_radio_settings *rs, + ofono_radio_settings_rat_mode_query_cb_t cb, + void *data) +{ + struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs); + struct cb_data *cbd = cb_data_new(cb, data); + + if (g_at_chat_send(rsd->chat, "AT%IPSYS?", ipsys_prefix, + ipsys_query_cb, cbd, g_free) == 0) { + CALLBACK_WITH_FAILURE(cb, -1, data); + g_free(cbd); + } +} + +static void ipsys_modify_cb(gboolean ok, GAtResult *result, gpointer user_data) +{ + struct cb_data *cbd = user_data; + ofono_radio_settings_rat_mode_set_cb_t cb = cbd->cb; + struct ofono_error error; + + decode_at_error(&error, g_at_result_final_response(result)); + cb(&error, cbd->data); +} + +static void icera_set_rat_mode(struct ofono_radio_settings *rs, + enum ofono_radio_access_mode mode, + ofono_radio_settings_rat_mode_set_cb_t cb, + void *data) +{ + struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs); + struct cb_data *cbd = cb_data_new(cb, data); + char buf[20]; + int value = 5; + + switch (mode) { + case OFONO_RADIO_ACCESS_MODE_ANY: + value = 5; + break; + case OFONO_RADIO_ACCESS_MODE_GSM: + value = 0; + break; + case OFONO_RADIO_ACCESS_MODE_UMTS: + value = 1; + break; + case OFONO_RADIO_ACCESS_MODE_LTE: + goto error; + } + + snprintf(buf, sizeof(buf), "AT%%IPSYS=%u,2", value); + + if (g_at_chat_send(rsd->chat, buf, none_prefix, + ipsys_modify_cb, cbd, g_free) > 0) + return; + +error: + CALLBACK_WITH_FAILURE(cb, data); + g_free(cbd); +} + +static void ipsys_support_cb(gboolean ok, GAtResult *result, gpointer user_data) +{ + struct ofono_radio_settings *rs = user_data; + + if (!ok) { + ofono_radio_settings_remove(rs); + return; + } + + ofono_radio_settings_register(rs); +} + +static int icera_radio_settings_probe(struct ofono_radio_settings *rs, + unsigned int vendor, void *data) +{ + GAtChat *chat = data; + struct radio_settings_data *rsd; + + rsd = g_try_new0(struct radio_settings_data, 1); + if (rsd == NULL) + return -ENOMEM; + + rsd->chat = g_at_chat_clone(chat); + + ofono_radio_settings_set_data(rs, rsd); + + g_at_chat_send(rsd->chat, "AT%IPSYS=?", ipsys_prefix, + ipsys_support_cb, rs, NULL); + + return 0; +} + +static void icera_radio_settings_remove(struct ofono_radio_settings *rs) +{ + struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs); + + ofono_radio_settings_set_data(rs, NULL); + + g_at_chat_unref(rsd->chat); + g_free(rsd); +} + +static struct ofono_radio_settings_driver driver = { + .name = "iceramodem", + .probe = icera_radio_settings_probe, + .remove = icera_radio_settings_remove, + .query_rat_mode = icera_query_rat_mode, + .set_rat_mode = icera_set_rat_mode +}; + +void icera_radio_settings_init(void) +{ + ofono_radio_settings_driver_register(&driver); +} + +void icera_radio_settings_exit(void) +{ + ofono_radio_settings_driver_unregister(&driver); +}