Sometimes when open the data device, it may fail. If open the data device failed, retry once one second later. --- plugins/huawei.c | 36 +++++++++++++++++++++++++++++++++++- 1 files changed, 35 insertions(+), 1 deletions(-) diff --git a/plugins/huawei.c b/plugins/huawei.c index e791718..639ae0d 100644 --- a/plugins/huawei.c +++ b/plugins/huawei.c @@ -80,6 +80,7 @@ struct huawei_data { gboolean ndis; guint sim_poll_timeout; guint sim_poll_count; + guint reopen_timeout; }; #define MAX_SIM_POLL_COUNT 5 @@ -107,6 +108,11 @@ static void huawei_remove(struct ofono_modem *modem) DBG("%p", modem); + if (data->reopen_timeout > 0) { + g_source_remove(data->reopen_timeout); + data->reopen_timeout = 0; + } + ofono_modem_set_data(modem, NULL); if (data->modem) @@ -465,6 +471,20 @@ static GAtChat *open_device(struct ofono_modem *modem, return chat; } +static void huawei_disconnect(gpointer user_data); + +static gboolean reopen_callback(gpointer user_data) +{ + struct ofono_modem *modem = user_data; + struct huawei_data *data = ofono_modem_get_data(modem); + + huawei_disconnect(user_data); + + data->reopen_timeout = 0; + + return FALSE; +} + static void huawei_disconnect(gpointer user_data) { struct ofono_modem *modem = user_data; @@ -476,8 +496,17 @@ static void huawei_disconnect(gpointer user_data) data->modem = NULL; data->modem = open_device(modem, "Modem", "Modem: "); - if (data->modem == NULL) + /* retry once if failed */ + if (data->modem == NULL) { + if (data->reopen_timeout > 0) + return; + + data->reopen_timeout = g_timeout_add_seconds(1, + reopen_callback, modem); + + ofono_debug("open device failed, try to reopen it."); return; + } g_at_chat_set_disconnect_function(data->modem, huawei_disconnect, modem); @@ -559,6 +588,11 @@ static int huawei_disable(struct ofono_modem *modem) DBG("%p", modem); + if (data->reopen_timeout > 0) { + g_source_remove(data->reopen_timeout); + data->reopen_timeout = 0; + } + if (data->sim_poll_timeout > 0) { g_source_remove(data->sim_poll_timeout); data->sim_poll_timeout = 0; -- 1.7.5