icera: Add SIM, network registration and GPRS handling

This commit is contained in:
Marcel Holtmann 2012-05-22 12:04:13 +02:00
parent 929c529716
commit c26cc80b08
1 changed files with 189 additions and 2 deletions

View File

@ -33,44 +33,206 @@
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/modem.h>
#include <ofono/devinfo.h>
#include <ofono/netreg.h>
#include <ofono/sim.h>
#include <ofono/gprs.h>
#include <ofono/gprs-context.h>
#include <ofono/log.h>
#include <drivers/atmodem/atutil.h>
#include <drivers/atmodem/vendor.h>
static const char *none_prefix[] = { NULL };
struct icera_data {
GAtChat *chat;
gboolean have_sim;
struct at_util_sim_state_query *sim_state_query;
};
static int icera_probe(struct ofono_modem *modem)
{
struct icera_data *data;
DBG("%p", modem);
data = g_try_new0(struct icera_data, 1);
if (data == NULL)
return -ENOMEM;
ofono_modem_set_data(modem, data);
return 0;
}
static void icera_remove(struct ofono_modem *modem)
{
struct icera_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
ofono_modem_set_data(modem, NULL);
/* Cleanup potential SIM state polling */
at_util_sim_state_query_free(data->sim_state_query);
/* Cleanup after hot-unplug */
g_at_chat_unref(data->chat);
g_free(data);
}
static void icera_debug(const char *str, void *user_data)
{
const char *prefix = user_data;
ofono_info("%s%s", prefix, str);
}
static GAtChat *open_device(struct ofono_modem *modem,
const char *key, char *debug)
{
GAtChat *chat;
GAtSyntax *syntax;
GIOChannel *channel;
GHashTable *options;
const char *device;
device = ofono_modem_get_string(modem, key);
if (device == NULL)
return NULL;
options = g_hash_table_new(g_str_hash, g_str_equal);
if (options == NULL)
return NULL;
g_hash_table_insert(options, "Baud", "115200");
channel = g_at_tty_open(device, options);
g_hash_table_destroy(options);
if (channel == NULL)
return NULL;
syntax = g_at_syntax_new_gsm_permissive();
chat = g_at_chat_new(channel, syntax);
g_at_syntax_unref(syntax);
g_io_channel_unref(channel);
if (chat == NULL)
return NULL;
if (getenv("OFONO_AT_DEBUG"))
g_at_chat_set_debug(chat, icera_debug, debug);
return chat;
}
static void sim_state_cb(gboolean present, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct icera_data *data = ofono_modem_get_data(modem);
at_util_sim_state_query_free(data->sim_state_query);
data->sim_state_query = NULL;
data->have_sim = present;
ofono_modem_set_powered(modem, TRUE);
}
static void cfun_enable(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct icera_data *data = ofono_modem_get_data(modem);
DBG("");
if (!ok) {
g_at_chat_unref(data->chat);
data->chat = NULL;
ofono_modem_set_powered(modem, FALSE);
return;
}
data->sim_state_query = at_util_sim_state_query_new(data->chat,
2, 20, sim_state_cb, modem, NULL);
}
static int icera_enable(struct ofono_modem *modem)
{
struct icera_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
return 0;
data->chat = open_device(modem, "Aux", "Aux: ");
if (data->chat == NULL)
return -EIO;
g_at_chat_send(data->chat, "ATE0 +CMEE=1", NULL, NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT+CFUN=4", none_prefix,
cfun_enable, modem, NULL);
return -EINPROGRESS;
}
static void cfun_disable(gboolean ok, GAtResult *result, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct icera_data *data = ofono_modem_get_data(modem);
DBG("");
g_at_chat_unref(data->chat);
data->chat = NULL;
if (ok)
ofono_modem_set_powered(modem, FALSE);
}
static int icera_disable(struct ofono_modem *modem)
{
struct icera_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
return 0;
g_at_chat_cancel_all(data->chat);
g_at_chat_unregister_all(data->chat);
g_at_chat_send(data->chat, "AT+CFUN=0", none_prefix,
cfun_disable, modem, NULL);
return -EINPROGRESS;
}
static void set_online_cb(gboolean ok, GAtResult *result, gpointer user_data)
{
struct cb_data *cbd = user_data;
ofono_modem_online_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_online(struct ofono_modem *modem, ofono_bool_t online,
ofono_modem_online_cb_t cb, void *user_data)
{
struct icera_data *data = ofono_modem_get_data(modem);
struct cb_data *cbd = cb_data_new(cb, user_data);
char const *command = online ? "AT+CFUN=1" : "AT+CFUN=4";
DBG("%p %s", modem, online ? "online" : "offline");
if (g_at_chat_send(data->chat, command, none_prefix,
set_online_cb, cbd, g_free) > 0)
return;
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
@ -78,17 +240,42 @@ static void icera_set_online(struct ofono_modem *modem, ofono_bool_t online,
static void icera_pre_sim(struct ofono_modem *modem)
{
struct icera_data *data = ofono_modem_get_data(modem);
struct ofono_sim *sim;
DBG("%p", modem);
ofono_devinfo_create(modem, 0, "atmodem", data->chat);
sim = ofono_sim_create(modem, OFONO_VENDOR_ICERA,
"atmodem", data->chat);
if (sim && data->have_sim == TRUE)
ofono_sim_inserted_notify(sim, TRUE);
}
static void icera_post_sim(struct ofono_modem *modem)
{
struct icera_data *data = ofono_modem_get_data(modem);
struct ofono_gprs *gprs;
struct ofono_gprs_context *gc;
DBG("%p", modem);
gprs = ofono_gprs_create(modem, OFONO_VENDOR_ICERA,
"atmodem", data->chat);
gc = ofono_gprs_context_create(modem, 0, "iceramodem", data->chat);
if (gprs && gc)
ofono_gprs_add_context(gprs, gc);
}
static void icera_post_online(struct ofono_modem *modem)
{
struct icera_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
ofono_netreg_create(modem, OFONO_VENDOR_ICERA, "atmodem", data->chat);
}
static struct ofono_modem_driver icera_driver = {