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ofono
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ifx: Detect modems stuck in multiplexer mode 

When the initial AT commands on the master device don't respond, then
the modem is stuck in multiplexer mode. For now just report an error.
This commit is contained in:
Marcel Holtmann 2010-10-24 20:00:32 +02:00
parent 3342af770a
commit 4a5f37dafd
1 changed files with 29 additions and 0 deletions
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29
plugins/ifx.c
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@ -86,6 +86,7 @@ struct ifx_data {
guint dlc_poll_count;
guint dlc_poll_source;
guint dlc_init_source;
guint mux_init_timeout;
guint frame_size;
int mux_ldisc;
int saved_ldisc;
@ -462,6 +463,11 @@ static void mux_setup_cb(gboolean ok, GAtResult *result, gpointer user_data)
DBG("");
if (data->mux_init_timeout > 0) {
g_source_remove(data->mux_init_timeout);
data->mux_init_timeout = 0;
}
g_at_chat_unref(data->dlcs[AUX_DLC]);
data->dlcs[AUX_DLC] = NULL;
@ -501,6 +507,26 @@ error:
ofono_modem_set_powered(modem, FALSE);
}
static gboolean mux_timeout_cb(gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct ifx_data *data = ofono_modem_get_data(modem);
ofono_error("Timeout with multiplexer setup");
data->mux_init_timeout = 0;
g_at_chat_unref(data->dlcs[AUX_DLC]);
data->dlcs[AUX_DLC] = NULL;
g_io_channel_unref(data->device);
data->device = NULL;
ofono_modem_set_powered(modem, FALSE);
return FALSE;
}
static int ifx_enable(struct ofono_modem *modem)
{
struct ifx_data *data = ofono_modem_get_data(modem);
@ -559,6 +585,9 @@ static int ifx_enable(struct ofono_modem *modem)
g_at_chat_send(chat, "AT+CMUX=0,0,,1509,10,3,30,,", NULL,
mux_setup_cb, modem, NULL);
data->mux_init_timeout = g_timeout_add_seconds(5, mux_timeout_cb,
modem);
data->dlcs[AUX_DLC] = chat;
return -EINPROGRESS;