static void
propagate_port_mode_results (GList *probes)
{
    MMDevice *device;
    GList *l;
    gboolean primary_flagged = FALSE;

    g_assert (probes != NULL);
    device = mm_port_probe_peek_device (MM_PORT_PROBE (probes->data));

    /* Now we propagate the tags to the specific port probes */
    for (l = probes; l; l = g_list_next (l)) {
        MMPortSerialAtFlag at_port_flags = MM_PORT_SERIAL_AT_FLAG_NONE;
        gint usbif;

        usbif = g_udev_device_get_property_as_int (mm_port_probe_peek_port (MM_PORT_PROBE (l->data)), "ID_USB_INTERFACE_NUM");

        if (GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (device), TAG_GETPORTMODE_SUPPORTED))) {
            if (usbif + 1 == GPOINTER_TO_INT (g_object_get_data (G_OBJECT (device), TAG_HUAWEI_PCUI_PORT))) {
                at_port_flags = MM_PORT_SERIAL_AT_FLAG_PRIMARY;
                primary_flagged = TRUE;
            } else if (usbif + 1 == GPOINTER_TO_INT (g_object_get_data (G_OBJECT (device), TAG_HUAWEI_MODEM_PORT)))
                at_port_flags = MM_PORT_SERIAL_AT_FLAG_PPP;
            else if (!g_object_get_data (G_OBJECT (device), TAG_HUAWEI_MODEM_PORT) &&
                     usbif + 1 == GPOINTER_TO_INT (g_object_get_data (G_OBJECT (device), TAG_HUAWEI_NDIS_PORT)))
                /* If NDIS reported only instead of MDM, use it */
                at_port_flags = MM_PORT_SERIAL_AT_FLAG_PPP;
        } else if (usbif == 0 &&
                   mm_port_probe_is_at (MM_PORT_PROBE (l->data))) {
            /* If GETPORTMODE is not supported, we assume usbif 0 is the modem port */
            at_port_flags = MM_PORT_SERIAL_AT_FLAG_PPP;

            /* /\* TODO. */
            /*  * For CDMA modems we assume usbif0 is both primary and PPP, since */
            /*  * they don't have problems with talking on secondary ports. */
            /*  *\/ */
            /* if (caps & CAP_CDMA) */
            /*     pflags |= MM_PORT_SERIAL_AT_FLAG_PRIMARY; */
        }

        g_object_set_data (G_OBJECT (l->data), TAG_AT_PORT_FLAGS, GUINT_TO_POINTER (at_port_flags));
    }

    if (primary_flagged)
        return;

    /* For devices exposing a cdc-wdm port, make sure it gets flagged as primary, if there is none
     * already */
    for (l = probes; l; l = g_list_next (l)) {
        MMPortProbe *probe = MM_PORT_PROBE (l->data);

        if (mm_port_probe_is_at (probe) &&
            g_str_has_prefix (mm_port_probe_get_port_subsys (probe), "usb") &&
            g_str_has_prefix (mm_port_probe_get_port_name (probe), "cdc-wdm")) {
            /* Flag as PRIMARY and do nothing else */
            g_object_set_data (G_OBJECT (probe), TAG_AT_PORT_FLAGS, GUINT_TO_POINTER (MM_PORT_SERIAL_AT_FLAG_PRIMARY));
            break;
        }
    }
}
static void
telit_custom_init (MMPortProbe *probe,
                   MMPortSerialAt *port,
                   GCancellable *cancellable,
                   GAsyncReadyCallback callback,
                   gpointer user_data)
{
    MMDevice *device;
    GUdevDevice *udevDevice;
    TelitCustomInitContext *ctx;

    device = mm_port_probe_peek_device (probe);
    udevDevice = mm_port_probe_peek_port (probe);

    ctx = g_slice_new (TelitCustomInitContext);
    ctx->result = g_simple_async_result_new (G_OBJECT (probe),
                                             callback,
                                             user_data,
                                             telit_custom_init);
    ctx->probe = g_object_ref (probe);
    ctx->port = g_object_ref (port);
    ctx->cancellable = cancellable ? g_object_ref (cancellable) : NULL;
    ctx->getportcfg_done = FALSE;
    ctx->getportcfg_retries = 3;

    /* If the device is tagged for supporting #PORTCFG do the custom init */
    if (g_udev_device_get_property_as_boolean (udevDevice, "ID_MM_TELIT_PORTS_TAGGED")) {
        telit_custom_init_step (ctx);
        return;
    }

    g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
    telit_custom_init_context_complete_and_free (ctx);
}
static void
getportmode_ready (MMPortSerialAt *port,
                   GAsyncResult *res,
                   HuaweiCustomInitContext *ctx)
{
    const gchar *response;
    GError *error = NULL;

    response = mm_port_serial_at_command_finish (port, res, &error);
    if (error) {
        mm_dbg ("(Huawei) couldn't get port mode: '%s'",
                error->message);

        /* If any error occurred that was not ERROR or COMMAND NOT SUPPORT then
         * retry the command.
         */
        if (!g_error_matches (error,
                              MM_MOBILE_EQUIPMENT_ERROR,
                              MM_MOBILE_EQUIPMENT_ERROR_UNKNOWN))
            goto out;

        /* Port mode not supported */
    } else {
        MMDevice *device;

        mm_dbg ("(Huawei) port mode layout retrieved");

        /* Results are cached in the parent device object */
        device = mm_port_probe_peek_device (ctx->probe);
        cache_port_mode (device, response, "PCUI:", TAG_HUAWEI_PCUI_PORT);
        cache_port_mode (device, response, "MDM:",  TAG_HUAWEI_MODEM_PORT);
        cache_port_mode (device, response, "NDIS:", TAG_HUAWEI_NDIS_PORT);
        cache_port_mode (device, response, "DIAG:", TAG_HUAWEI_DIAG_PORT);
        /* GETPORTMODE response format in newer devices... (e.g. E3372) */
        cache_port_mode (device, response, "pcui:",  TAG_HUAWEI_PCUI_PORT);
        cache_port_mode (device, response, "modem:", TAG_HUAWEI_MODEM_PORT);

        g_object_set_data (G_OBJECT (device), TAG_GETPORTMODE_SUPPORTED, GUINT_TO_POINTER (TRUE));

        /* Mark port as being AT already */
        mm_port_probe_set_result_at (ctx->probe, TRUE);
    }

    ctx->getportmode_done = TRUE;

out:
    if (error)
        g_error_free (error);

    huawei_custom_init_step (ctx);
}
static void
custom_init_step (CustomInitContext *ctx)
{
    /* If cancelled, end */
    if (g_cancellable_is_cancelled (ctx->cancellable)) {
        mm_dbg ("(Novatel) no need to keep on running custom init in (%s)",
                mm_port_get_device (MM_PORT (ctx->port)));
        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        custom_init_context_complete_and_free (ctx);
        return;
    }

    /* If device has a QMI port, don't run $NWDMAT */
    if (mm_port_probe_list_has_qmi_port (mm_device_peek_port_probe_list (mm_port_probe_peek_device (ctx->probe)))) {
        mm_dbg ("(Novatel) no need to run custom init in (%s): device has QMI port",
                mm_port_get_device (MM_PORT (ctx->port)));
        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        custom_init_context_complete_and_free (ctx);
        return;
    }

    if (ctx->wait_time > 0) {
        ctx->wait_time--;
        g_timeout_add_seconds (1, (GSourceFunc)custom_init_wait_cb, ctx);
        return;
    }

    if (ctx->nwdmat_retries > 0) {
        ctx->nwdmat_retries--;
        mm_port_serial_at_command (ctx->port,
                                   "$NWDMAT=1",
                                   3,
                                   FALSE, /* raw */
                                   FALSE, /* allow_cached */
                                   ctx->cancellable,
                                   (GAsyncReadyCallback)nwdmat_ready,
                                   ctx);
        return;
    }

    /* Finish custom_init */
    mm_dbg ("(Novatel) couldn't flip secondary port to AT in (%s): all retries consumed",
            mm_port_get_device (MM_PORT (ctx->port)));
    g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
    custom_init_context_complete_and_free (ctx);
}
static void
getportcfg_ready (MMPortSerialAt *port,
                  GAsyncResult *res,
                  TelitCustomInitContext *ctx)
{
    const gchar *response;
    GError *error = NULL;

    response = mm_port_serial_at_command_finish (port, res, &error);
    if (error) {
        mm_dbg ("telit: couldn't get port mode: '%s'",
                error->message);

        /* If ERROR or COMMAND NOT SUPPORT occur then do not retry the
         * command.
         */
        if (g_error_matches (error,
                             MM_MOBILE_EQUIPMENT_ERROR,
                             MM_MOBILE_EQUIPMENT_ERROR_UNKNOWN))
            ctx->getportcfg_done = TRUE;
    } else {
        MMDevice *device;

        device = mm_port_probe_peek_device (ctx->probe);

        /* Results are cached in the parent device object */
        if (g_object_get_data (G_OBJECT (device), TAG_GETPORTCFG_SUPPORTED) == NULL) {
            mm_dbg ("telit: retrieving port mode layout");
            if (cache_port_mode (device, response)) {
                g_object_set_data (G_OBJECT (device), TAG_GETPORTCFG_SUPPORTED, GUINT_TO_POINTER (TRUE));
                ctx->getportcfg_done = TRUE;
            }
        }

        /* Port answered to #PORTCFG, so mark it as being AT already */
        mm_port_probe_set_result_at (ctx->probe, TRUE);
    }

    if (error)
        g_error_free (error);

    telit_custom_init_step (ctx);
}
static void
getportmode_ready (MMAtSerialPort *port,
                   GString *response,
                   GError *error,
                   HuaweiCustomInitContext *ctx)
{
    if (error) {
        mm_dbg ("(Huawei) couldn't get port mode: '%s'",
                error->message);

        /* If any error occurred that was not ERROR or COMMAND NOT SUPPORT then
         * retry the command.
         */
        if (!g_error_matches (error,
                              MM_MOBILE_EQUIPMENT_ERROR,
                              MM_MOBILE_EQUIPMENT_ERROR_UNKNOWN)) {
            /* Retry */
            huawei_custom_init_step (ctx);
            return;
        }

        /* Port mode not supported */
    } else {
        MMDevice *device;

        mm_dbg ("(Huawei) port mode layout retrieved");

        /* Results are cached in the parent device object */
        device = mm_port_probe_peek_device (ctx->probe);
        cache_port_mode (device, response->str, "PCUI:", TAG_HUAWEI_PCUI_PORT);
        cache_port_mode (device, response->str, "MDM:",  TAG_HUAWEI_MODEM_PORT);
        cache_port_mode (device, response->str, "NDIS:", TAG_HUAWEI_NDIS_PORT);
        cache_port_mode (device, response->str, "DIAG:", TAG_HUAWEI_DIAG_PORT);
        g_object_set_data (G_OBJECT (device), TAG_GETPORTMODE_SUPPORTED, GUINT_TO_POINTER (TRUE));

        /* Mark port as being AT already */
        mm_port_probe_set_result_at (ctx->probe, TRUE);
    }

    ctx->getportmode_done = TRUE;
    huawei_custom_init_step (ctx);
}
static void
propagate_port_mode_results (GList *probes)
{
    MMDevice *device;
    GList *l;

    g_assert (probes != NULL);
    device = mm_port_probe_peek_device (MM_PORT_PROBE (probes->data));

    /* Now we propagate the tags to the specific port probes */
    for (l = probes; l; l = g_list_next (l)) {
        MMAtPortFlag at_port_flags = MM_AT_PORT_FLAG_NONE;
        gint usbif;

        usbif = g_udev_device_get_property_as_int (mm_port_probe_peek_port (MM_PORT_PROBE (l->data)), "ID_USB_INTERFACE_NUM");

        if (GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (device), TAG_GETPORTMODE_SUPPORTED))) {
            if (usbif + 1 == GPOINTER_TO_INT (g_object_get_data (G_OBJECT (device), TAG_HUAWEI_PCUI_PORT)))
                at_port_flags = MM_AT_PORT_FLAG_PRIMARY;
            else if (usbif + 1 == GPOINTER_TO_INT (g_object_get_data (G_OBJECT (device), TAG_HUAWEI_MODEM_PORT)))
                at_port_flags = MM_AT_PORT_FLAG_PPP;
            else if (!g_object_get_data (G_OBJECT (device), TAG_HUAWEI_MODEM_PORT) &&
                     usbif + 1 == GPOINTER_TO_INT (g_object_get_data (G_OBJECT (device), TAG_HUAWEI_NDIS_PORT)))
                /* If NDIS reported only instead of MDM, use it */
                at_port_flags = MM_AT_PORT_FLAG_PPP;
        } else if (usbif == 0 &&
                   mm_port_probe_is_at (MM_PORT_PROBE (l->data))) {
            /* If GETPORTMODE is not supported, we assume usbif 0 is the modem port */
            at_port_flags = MM_AT_PORT_FLAG_PPP;

            /* /\* TODO. */
            /*  * For CDMA modems we assume usbif0 is both primary and PPP, since */
            /*  * they don't have problems with talking on secondary ports. */
            /*  *\/ */
            /* if (caps & CAP_CDMA) */
            /*     pflags |= MM_AT_PORT_FLAG_PRIMARY; */
        }

        g_object_set_data (G_OBJECT (l->data), TAG_AT_PORT_FLAGS, GUINT_TO_POINTER (at_port_flags));
    }
}
static void
huawei_custom_init (MMPortProbe *probe,
                    MMAtSerialPort *port,
                    GCancellable *cancellable,
                    GAsyncReadyCallback callback,
                    gpointer user_data)
{
    MMDevice *device;
    FirstInterfaceContext *fi_ctx;
    HuaweiCustomInitContext *ctx;

    device = mm_port_probe_peek_device (probe);

    /* The primary port (called the "modem" port in the Windows drivers) is
     * always USB interface 0, and we need to detect that interface first for
     * two reasons: (1) to disable unsolicited messages on other ports that
     * may fill up the buffer and crash the device, and (2) to attempt to get
     * the port layout for hints about what the secondary port is (called the
     * "pcui" port in Windows).  Thus we probe USB interface 0 first and defer
     * probing other interfaces until we've got if0, at which point we allow
     * the other ports to be probed too.
     */
    fi_ctx = g_object_get_data (G_OBJECT (device), TAG_FIRST_INTERFACE_CONTEXT);
    if (!fi_ctx) {
        /* This is the first time we ask for the context. Set it up. */
        fi_ctx = g_slice_new0 (FirstInterfaceContext);
        g_object_set_data_full (G_OBJECT (device),
                                TAG_FIRST_INTERFACE_CONTEXT,
                                fi_ctx,
                                (GDestroyNotify)first_interface_context_free);
        /* The timeout is controlled in the data set in 'device', and therefore
         * it should be safe to assume that the timeout will not get fired after
         * having disposed 'device' */
        fi_ctx->timeout_id = g_timeout_add_seconds (MAX_WAIT_TIME,
                                                    (GSourceFunc)first_interface_missing_timeout_cb,
                                                    device);

        /* By default, we'll ask the Huawei plugin to start probing usbif 0 */
        fi_ctx->first_usbif = 0;

        /* Custom init of the Huawei plugin is to be run only in the first
         * interface. We'll control here whether we did run it already or not. */
        fi_ctx->custom_init_run = FALSE;
    }

    ctx = g_slice_new (HuaweiCustomInitContext);
    ctx->result = g_simple_async_result_new (G_OBJECT (probe),
                                             callback,
                                             user_data,
                                             huawei_custom_init);
    ctx->probe = g_object_ref (probe);
    ctx->port = g_object_ref (port);
    ctx->cancellable = cancellable ? g_object_ref (cancellable) : NULL;
    ctx->curc_done = FALSE;
    ctx->curc_retries = 3;
    ctx->getportmode_done = FALSE;
    ctx->getportmode_retries = 3;

    /* Custom init only to be run in the first interface */
    if (g_udev_device_get_property_as_int (mm_port_probe_peek_port (probe),
                                           "ID_USB_INTERFACE_NUM") != fi_ctx->first_usbif) {

        if (fi_ctx->custom_init_run)
            /* If custom init was run already, we can consider this as successfully run */
            g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        else
            /* Otherwise, we'll need to defer the probing a bit more */
            g_simple_async_result_set_error (ctx->result,
                                             MM_CORE_ERROR,
                                             MM_CORE_ERROR_RETRY,
                                             "Defer needed");

        huawei_custom_init_context_complete_and_free (ctx);
        return;
    }

    /* We can run custom init in the first interface! clear the timeout as it is no longer needed */
    g_source_remove (fi_ctx->timeout_id);
    fi_ctx->timeout_id = 0;

    huawei_custom_init_step (ctx);
}
static void
huawei_custom_init_step (HuaweiCustomInitContext *ctx)
{
    FirstInterfaceContext *fi_ctx;

    /* If cancelled, end */
    if (g_cancellable_is_cancelled (ctx->cancellable)) {
        mm_dbg ("(Huawei) no need to keep on running custom init in (%s)",
                mm_port_get_device (MM_PORT (ctx->port)));
        g_simple_async_result_set_error (ctx->result,
                                         MM_CORE_ERROR,
                                         MM_CORE_ERROR_CANCELLED,
                                         "Custom initialization cancelled");
        huawei_custom_init_context_complete_and_free (ctx);
        return;
    }

    if (!ctx->curc_done) {
        if (ctx->curc_retries == 0) {
            /* All retries consumed, probably not an AT port */
            mm_port_probe_set_result_at (ctx->probe, FALSE);
            g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
            /* Try with next */
            try_next_usbif (mm_port_probe_peek_device (ctx->probe));
            huawei_custom_init_context_complete_and_free (ctx);
            return;
        }

        ctx->curc_retries--;
        /* Turn off unsolicited messages on secondary ports until needed */
        mm_at_serial_port_queue_command (
            ctx->port,
            "AT^CURC=0",
            3,
            FALSE, /* raw */
            ctx->cancellable,
            (MMAtSerialResponseFn)curc_ready,
            ctx);
        return;
    }

    /* Try to get a port map from the modem */
    if (!ctx->getportmode_done) {
        if (ctx->getportmode_retries == 0) {
            g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
            huawei_custom_init_context_complete_and_free (ctx);
            return;
        }

        ctx->getportmode_retries--;
        mm_at_serial_port_queue_command (
            ctx->port,
            "AT^GETPORTMODE",
            3,
            FALSE, /* raw */
            ctx->cancellable,
            (MMAtSerialResponseFn)getportmode_ready,
            ctx);
        return;
    }

    /* All done it seems */
    fi_ctx = g_object_get_data (G_OBJECT (mm_port_probe_peek_device (ctx->probe)), TAG_FIRST_INTERFACE_CONTEXT);
    g_assert (fi_ctx != NULL);
    fi_ctx->custom_init_run = TRUE;

    g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
    huawei_custom_init_context_complete_and_free (ctx);
}
static gboolean
grab_port (MMPlugin *self,
           MMBaseModem *modem,
           MMPortProbe *probe,
           GError **error)
{
    GUdevDevice *port;
    MMDevice *device;
    MMPortType ptype;
    MMPortSerialAtFlag pflags = MM_PORT_SERIAL_AT_FLAG_NONE;

    port = mm_port_probe_peek_port (probe);
    ptype = mm_port_probe_get_port_type (probe);
    device = mm_port_probe_peek_device (probe);

    /* Look for port type hints; just probing can't distinguish which port should
     * be the data/primary port on these devices.  We have to tag them based on
     * what the Windows .INF files say the port layout should be.
     *
     * If no udev rules are found, AT#PORTCFG (if supported) can be used for
     * identifying the port layout
     */
    if (g_udev_device_get_property_as_boolean (port, TAG_TELIT_MODEM_PORT)) {
        mm_dbg ("telit: AT port '%s/%s' flagged as primary",
                mm_port_probe_get_port_subsys (probe),
                mm_port_probe_get_port_name (probe));
        pflags = MM_PORT_SERIAL_AT_FLAG_PRIMARY;
    } else if (g_udev_device_get_property_as_boolean (port, TAG_TELIT_AUX_PORT)) {
        mm_dbg ("telit: AT port '%s/%s' flagged as secondary",
                mm_port_probe_get_port_subsys (probe),
                mm_port_probe_get_port_name (probe));
        pflags = MM_PORT_SERIAL_AT_FLAG_SECONDARY;
    } else if (g_udev_device_get_property_as_boolean (port, TAG_TELIT_NMEA_PORT)) {
        mm_dbg ("telit: port '%s/%s' flagged as NMEA",
                mm_port_probe_get_port_subsys (probe),
                mm_port_probe_get_port_name (probe));
        ptype = MM_PORT_TYPE_GPS;
    } else if (g_object_get_data (G_OBJECT (device), TAG_GETPORTCFG_SUPPORTED) != NULL) {
        if (g_strcmp0 (g_udev_device_get_property (port, "ID_USB_INTERFACE_NUM"), g_object_get_data (G_OBJECT (device), TAG_TELIT_MODEM_PORT)) == 0) {
            mm_dbg ("telit: AT port '%s/%s' flagged as primary",
                mm_port_probe_get_port_subsys (probe),
                mm_port_probe_get_port_name (probe));
            pflags = MM_PORT_SERIAL_AT_FLAG_PRIMARY;
        } else if (g_strcmp0 (g_udev_device_get_property (port, "ID_USB_INTERFACE_NUM"), g_object_get_data (G_OBJECT (device), TAG_TELIT_AUX_PORT)) == 0) {
            mm_dbg ("telit: AT port '%s/%s' flagged as secondary",
                mm_port_probe_get_port_subsys (probe),
                mm_port_probe_get_port_name (probe));
            pflags = MM_PORT_SERIAL_AT_FLAG_SECONDARY;
        } else if (g_strcmp0 (g_udev_device_get_property (port, "ID_USB_INTERFACE_NUM"), g_object_get_data (G_OBJECT (device), TAG_TELIT_NMEA_PORT)) == 0) {
            mm_dbg ("telit: port '%s/%s' flagged as NMEA",
                mm_port_probe_get_port_subsys (probe),
                mm_port_probe_get_port_name (probe));
            ptype = MM_PORT_TYPE_GPS;
        } else
            ptype = MM_PORT_TYPE_IGNORED;
    } else {
        /* If the port was tagged by the udev rules but isn't a primary or secondary,
         * then ignore it to guard against race conditions if a device just happens
         * to show up with more than two AT-capable ports.
         */
        ptype = MM_PORT_TYPE_IGNORED;
    }

    return mm_base_modem_grab_port (modem,
                                    mm_port_probe_get_port_subsys (probe),
                                    mm_port_probe_get_port_name (probe),
                                    mm_port_probe_get_parent_path (probe),
                                    ptype,
                                    pflags,
                                    error);
}
Exemple #11
0
static void
custom_init_step (CustomInitContext *ctx)
{
    /* If cancelled, end */
    if (g_cancellable_is_cancelled (ctx->cancellable)) {
        mm_dbg ("(Dell) no need to keep on running custom init in (%s)",
                mm_port_get_device (MM_PORT (ctx->port)));
        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        custom_init_context_complete_and_free (ctx);
        return;
    }

#if defined WITH_QMI
    /* If device has a QMI port, don't run anything else, as we don't care */
    if (mm_port_probe_list_has_qmi_port (mm_device_peek_port_probe_list (mm_port_probe_peek_device (ctx->probe)))) {
        mm_dbg ("(Dell) no need to run custom init in (%s): device has QMI port",
                mm_port_get_device (MM_PORT (ctx->port)));
        mm_port_probe_set_result_at (ctx->probe, FALSE);
        mm_port_probe_set_result_qcdm (ctx->probe, FALSE);
        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        custom_init_context_complete_and_free (ctx);
        return;
    }
#endif

#if defined WITH_MBIM
    /* If device has a MBIM port, don't run anything else, as we don't care */
    if (mm_port_probe_list_has_mbim_port (mm_device_peek_port_probe_list (mm_port_probe_peek_device (ctx->probe)))) {
        mm_dbg ("(Dell) no need to run custom init in (%s): device has MBIM port",
                mm_port_get_device (MM_PORT (ctx->port)));
        mm_port_probe_set_result_at (ctx->probe, FALSE);
        mm_port_probe_set_result_qcdm (ctx->probe, FALSE);
        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        custom_init_context_complete_and_free (ctx);
        return;
    }
#endif

    if (ctx->gmi_retries > 0) {
        ctx->gmi_retries--;
        mm_port_serial_at_command (ctx->port,
                                   "AT+GMI",
                                   3,
                                   FALSE, /* raw */
                                   FALSE, /* allow_cached */
                                   ctx->cancellable,
                                   (GAsyncReadyCallback)response_ready,
                                   ctx);
        return;
    }

    if (ctx->cgmi_retries > 0) {
        ctx->cgmi_retries--;
        mm_port_serial_at_command (ctx->port,
                                   "AT+CGMI",
                                   3,
                                   FALSE, /* raw */
                                   FALSE, /* allow_cached */
                                   ctx->cancellable,
                                   (GAsyncReadyCallback)response_ready,
                                   ctx);
        return;
    }

    if (ctx->ati_retries > 0) {
        ctx->ati_retries--;
        /* Note: in Ericsson devices, ATI3 seems to reply the vendor string */
        mm_port_serial_at_command (ctx->port,
                                   "ATI1I2I3",
                                   3,
                                   FALSE, /* raw */
                                   FALSE, /* allow_cached */
                                   ctx->cancellable,
                                   (GAsyncReadyCallback)response_ready,
                                   ctx);
        return;
    }

    /* Finish custom_init */
    mm_dbg ("(Dell) couldn't flip secondary port to AT in (%s): all retries consumed",
            mm_port_get_device (MM_PORT (ctx->port)));
    g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
    custom_init_context_complete_and_free (ctx);
}
static void
huawei_custom_init_step (HuaweiCustomInitContext *ctx)
{
    FirstInterfaceContext *fi_ctx;
    GUdevDevice *port;

    /* If cancelled, end */
    if (g_cancellable_is_cancelled (ctx->cancellable)) {
        mm_dbg ("(Huawei) no need to keep on running custom init in (%s)",
                mm_port_get_device (MM_PORT (ctx->port)));
        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
        huawei_custom_init_context_complete_and_free (ctx);
        return;
    }

    if (!ctx->curc_done) {
        if (ctx->curc_retries == 0) {
            /* All retries consumed, probably not an AT port */
            mm_port_probe_set_result_at (ctx->probe, FALSE);
            g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
            /* Try with next */
            try_next_usbif (mm_port_probe_peek_device (ctx->probe));
            huawei_custom_init_context_complete_and_free (ctx);
            return;
        }

        ctx->curc_retries--;
        /* Turn off unsolicited messages on secondary ports until needed */
        mm_port_serial_at_command (
            ctx->port,
            "AT^CURC=0",
            3,
            FALSE, /* raw */
            FALSE, /* allow_cached */
            ctx->cancellable,
            (GAsyncReadyCallback)curc_ready,
            ctx);
        return;
    }

    /* Try to get a port map from the modem */
    port = mm_port_probe_peek_port (ctx->probe);
    if (!ctx->getportmode_done && !g_udev_device_get_property_as_boolean (port, "ID_MM_HUAWEI_DISABLE_GETPORTMODE")) {
        if (ctx->getportmode_retries == 0) {
            g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
            huawei_custom_init_context_complete_and_free (ctx);
            return;
        }

        ctx->getportmode_retries--;
        mm_port_serial_at_command (
            ctx->port,
            "AT^GETPORTMODE",
            3,
            FALSE, /* raw */
            FALSE, /* allow_cached */
            ctx->cancellable,
            (GAsyncReadyCallback)getportmode_ready,
            ctx);
        return;
    }

    /* All done it seems */
    fi_ctx = g_object_get_data (G_OBJECT (mm_port_probe_peek_device (ctx->probe)), TAG_FIRST_INTERFACE_CONTEXT);
    g_assert (fi_ctx != NULL);
    fi_ctx->custom_init_run = TRUE;

    g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
    huawei_custom_init_context_complete_and_free (ctx);
}