[PATCH] Infineon: Add support for Infineon / Intel modems

Aleksander Morgado aleksander at aleksander.es
Sat May 27 17:20:57 UTC 2017


Hey Paul!

On 26/05/17 04:39, Paul Bartell wrote:
> The primary reason for this patch is that the current HL7588 MBIM firmware
> implementation is quite broken and not supported by the manufacturer. This
> requires the use of the somewhat less broken AT / NCM interface.
> 
> This implementation has been tested with a Sierra Wireless HL7588 (XMM
> 7160) with firmware versions A2.10 and V3.6. It is based on an abandoned
> branch from the ModemManager git repository.
> 

The branch wasn't abandoned!! it was waiting for someone to keep working on it, so thanks :)

> There is a somewhat nasty hack in here to support the use of the A2.10
> firmware on AT&T (see DIAL_3GPP_CONTEXT_STEP_DETACH and
> set_reg_msg_handlers). If anyone has ideas on a better way to bypass the
> automatic activation of PDP contexts when attaching to the network, I would
> be happy to replace that part of this implementation. The HL75xx V3.6
> firmware does not appear to have this limitation.
> 
> Further testing on other Intel/Infineon XMM based modems with AT/NCM USB
> configurations would be a good idea (Telit LN93x and Sierra MC7345 come to
> mind).
> 

Looks like your email application line wrapped the patch. Could you resend the patch in a way we can apply it with "git am"? i.e. either directly with "git send-email" or otherwise attached as a separate file obtained with "git format-patch".


> diff --git a/plugins/Makefile.am b/plugins/Makefile.am
> old mode 100644
> new mode 100755
> index 2a4ff2b..eef0490
> --- a/plugins/Makefile.am
> +++ b/plugins/Makefile.am
> @@ -815,6 +815,21 @@ libmm_plugin_via_la_CPPFLAGS =
> $(PLUGIN_COMMON_COMPILER_FLAGS)
>  libmm_plugin_via_la_LDFLAGS  = $(PLUGIN_COMMON_LINKER_FLAGS)
> 
>  ################################################################################
> +# plugin: Infineon
> +################################################################################
> +pkglib_LTLIBRARIES += libmm-plugin-infineon.la
> +libmm_plugin_infineon_la_SOURCES = \
> + infineon/mm-plugin-infineon.c \
> + infineon/mm-plugin-infineon.h \
> + infineon/mm-broadband-modem-infineon.c \
> + infineon/mm-broadband-modem-infineon.h \
> + infineon/mm-broadband-bearer-infineon.c \
> + infineon/mm-broadband-bearer-infineon.h \
> + $(NULL)
> +libmm_plugin_infineon_la_CPPFLAGS = $(PLUGIN_COMMON_COMPILER_FLAGS)
> +libmm_plugin_infineon_la_LDFLAGS = $(PLUGIN_COMMON_LINKER_FLAGS)
> +
> +################################################################################
>  # plugin: telit
>  ################################################################################
> 
> diff --git a/plugins/infineon/mm-broadband-bearer-infineon.c
> b/plugins/infineon/mm-broadband-bearer-infineon.c
> new file mode 100755
> index 0000000..9bc57bc
> --- /dev/null
> +++ b/plugins/infineon/mm-broadband-bearer-infineon.c
> @@ -0,0 +1,1051 @@
> +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
> */
> +/*
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * 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:
> + *
> + * Copyright (C) 2013 Aleksander Morgado <aleksander at gnu.org>
> + * Copyright (C) 2017 Tempered Networks Inc.
> + */
> +
> +#include <config.h>
> +
> +#include <stdio.h>
> +#include <stdlib.h>
> +#include <unistd.h>
> +#include <string.h>
> +#include <ctype.h>
> +#include <arpa/inet.h>
> +
> +#include <ModemManager.h>
> +#define _LIBMM_INSIDE_MM
> +#include <libmm-glib.h>
> +
> +#include "mm-base-modem-at.h"
> +#include "mm-broadband-bearer-infineon.h"
> +#include "mm-log.h"
> +#include "mm-modem-helpers.h"
> +
> +G_DEFINE_TYPE (MMBroadbandBearerInfineon, mm_broadband_bearer_infineon,
> MM_TYPE_BROADBAND_BEARER)
> +
> +/*****************************************************************************/
> +/* WWAN interface mapping */
> +
> +/* Map CDC-NCM port index to USB interface number */
> +static const guint usb_ncm_configs[] = { 0x06, 0x08, 0x0a, 0x0c };
> +
> +/* Map CDC-ACM port index to USB interface number */
> +static const guint usb_acm_configs[] = { 0x00, 0xFF, 0x04 };
> +
> +static gint
> +get_usb_ncm_config_index (MMPort  *data,
> +                          GError  **error)
> +{
> +    guint usb_iface_num;
> +    guint i;
> +
> +    usb_iface_num = mm_kernel_device_get_property_as_int_hex
> (mm_port_peek_kernel_device (data), "ID_USB_INTERFACE_NUM");
> +
> +    for (i = 0; i < G_N_ELEMENTS (usb_ncm_configs); i++) {
> +        if (usb_ncm_configs[i] == usb_iface_num)
> +            return (gint) i;
> +    }
> +
> +    g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
> +                 "Unsupported WWAN interface: unexpected interface number:
> 0x%02x", usb_iface_num);
> +    return -1;
> +}
> +
> +static gint
> +get_usb_acm_config_index (MMPortSerialAt  *port,
> +                          GError          **error)
> +{
> +    guint usb_iface_num;
> +    guint i;
> +
> +    usb_iface_num = mm_kernel_device_get_property_as_int_hex
> (mm_port_peek_kernel_device (&port->parent.parent), "ID_USB_INTERFACE_NUM");
> +    for (i = 0; i < G_N_ELEMENTS (usb_acm_configs); i++) {
> +        if (usb_acm_configs[i] == usb_iface_num)
> +            return (gint) i;
> +    }
> +
> +    g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
> +                 "Unsupported ACM interface: unexpected interface number:
> 0x%02x", usb_iface_num);
> +    return -1;
> +}
> +
> +/*****************************************************************************/
> +/* 3GPP Dialing (sub-step of the 3GPP Connection sequence) */
> +
> +typedef enum {
> +    DIAL_3GPP_CONTEXT_STEP_CHECK_CGACT = 0,
> +    DIAL_3GPP_CONTEXT_STEP_DETACH,
> +    DIAL_3GPP_CONTEXT_STEP_SET_XGAUTH,
> +    DIAL_3GPP_CONTEXT_STEP_SET_XDNS,
> +    DIAL_3GPP_CONTEXT_STEP_SET_CGACT,
> +    DIAL_3GPP_CONTEXT_STEP_SET_DATA_CHAN,
> +    DIAL_3GPP_CONTEXT_STEP_START_DATA_CHAN,
> +    DIAL_3GPP_CONTEXT_STEP_LAST
> +} Dial3gppContextStep;
> +
> +typedef struct {
> +    MMBroadbandBearerInfineon   *self;
> +    MMBaseModem                 *modem;
> +    MMPortSerialAt              *primary;
> +    MMPortSerialAt              *secondary;
> +    guint                       cid;
> +    MMBearerIpFamily            ip_family;
> +    MMPort                      *data;
> +    gint                        usb_interface_config_index;
> +    gint                        usb_acm_config_index;
> +    GPtrArray *                 creg_regexes;
> +    Dial3gppContextStep         step;
> +} Dial3gppContext;
> +
> +
> +
> +static void
> +dial_3gpp_context_free (Dial3gppContext *ctx)
> +{
> +    g_object_unref (ctx->self);
> +    g_object_unref (ctx->modem);
> +    g_object_unref (ctx->primary);
> +    g_object_unref (ctx->secondary);
> +    g_object_unref (ctx->data);
> +    g_slice_free (Dial3gppContext, ctx);
> +}
> +
> +/* Forward Function declarations */
> +static void dial_3gpp_context_step (GTask *task);
> +
> +static MMPort *
> +dial_3gpp_finish (MMBroadbandBearer  *self,
> +                  GAsyncResult       *res,
> +                  GError            **error)
> +{
> +    return MM_PORT (g_task_propagate_pointer (G_TASK (res), error));
> +}
> +
> +static void
> +dial_3gpp_cgact_check_ready (MMBaseModem  *modem,
> +                             GAsyncResult *res,
> +                             GTask        *task)
> +{
> +    const gchar             *response;
> +    Dial3gppContext         *ctx;
> +    GError                  *error = NULL;
> +    GList                   *cgact_list = NULL;
> +    GList                   *l = NULL;
> +    MM3gppPdpContextActive  *pdp_ctx_active = NULL;
> +
> +    ctx = (Dial3gppContext *) g_task_get_task_data (task);
> +
> +    response = mm_base_modem_at_command_finish (modem, res, &error);
> +    if (!response) {
> +        g_task_return_error (task, error);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    /* Parse response */
> +    cgact_list = mm_3gpp_parse_cgact_read_response (response, &error);
> +    g_assert(cgact_list != NULL);
> +
> +    if (!cgact_list) {
> +        g_task_return_error (task, error);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    /* Iterate over list and check for active context with same CID */
> +    for (l = cgact_list; l != NULL; l = l ->next) {
> +        pdp_ctx_active = l->data;
> +        if (pdp_ctx_active->cid == ctx->cid) {
> +            break;
> +        }
> +        else
> +            pdp_ctx_active = NULL;
> +    }
> +    g_assert(pdp_ctx_active != NULL);
> +    /* If context is already active. Detach from network before attempting
> to connect
> +       in order to work around a Sierra HL7588 firmware bug */
> +    if (pdp_ctx_active != NULL && pdp_ctx_active->active){
> +        mm_dbg("Selected CID is currently active.");
> +        ctx->step++;
> +    }
> +    /* Otherwise, skip to auth step */
> +    else
> +        ctx->step = DIAL_3GPP_CONTEXT_STEP_SET_XGAUTH;
> +
> +    mm_3gpp_pdp_context_active_list_free (cgact_list);
> +    dial_3gpp_context_step (task);
> +}
> +
> +typedef enum {
> +    BEARER_INFINEON_AUTH_NONE = 0,
> +    BEARER_INFINEON_AUTH_PAP  = 1,
> +    BEARER_INFINEON_AUTH_CHAP = 2
> +} BearerInfineonAuthType;
> +
> +/* Generate XGAUTH string */
> +static gchar *
> +build_auth_string (Dial3gppContext *ctx)
> +{
> +    gchar               *command;
> +    const gchar         *user;
> +    const gchar         *password;
> +    MMBearerAllowedAuth auth_type;
> +
> +    user = mm_bearer_properties_get_user (mm_base_bearer_peek_config
> (MM_BASE_BEARER (ctx->self)));
> +    password = mm_bearer_properties_get_password
> (mm_base_bearer_peek_config (MM_BASE_BEARER (ctx->self)));
> +    auth_type = mm_bearer_properties_get_allowed_auth
> (mm_base_bearer_peek_config (MM_BASE_BEARER (ctx->self)));
> +
> +    /* Both user and password are required; otherwise firmware returns an
> error */
> +    if (user || password) {
> +        gchar *encoded_user;
> +        gchar *encoded_password;
> +        BearerInfineonAuthType auth_type_inf = BEARER_INFINEON_AUTH_NONE;
> +
> +        /* Prefer CHAP over PAP */
> +        if (auth_type & MM_BEARER_ALLOWED_AUTH_CHAP)
> +            auth_type_inf = BEARER_INFINEON_AUTH_CHAP;
> +        else if (auth_type & MM_BEARER_ALLOWED_AUTH_PAP)
> +            auth_type_inf = BEARER_INFINEON_AUTH_PAP;
> +        else if (auth_type == MM_BEARER_ALLOWED_AUTH_UNKNOWN)
> +            auth_type_inf = BEARER_INFINEON_AUTH_CHAP;
> +        else if (auth_type == MM_BEARER_ALLOWED_AUTH_NONE)
> +            auth_type_inf = BEARER_INFINEON_AUTH_NONE;
> +
> +        encoded_user =
> mm_broadband_modem_take_and_convert_to_current_charset (MM_BROADBAND_MODEM
> (ctx->modem),
> +
>     g_strdup (user));
> +        encoded_password =
> mm_broadband_modem_take_and_convert_to_current_charset (MM_BROADBAND_MODEM
> (ctx->modem),
> +
>         g_strdup (password));
> +
> +        command = g_strdup_printf ("+XGAUTH=%u,%u,\"%s\",\"%s\"",
> +                                   ctx->cid,
> +                                   auth_type_inf,
> +                                   encoded_user ? encoded_user : "",
> +                                   encoded_password ? encoded_password :
> "");
> +        g_free (encoded_user);
> +        g_free (encoded_password);
> +    } else {
> +        command = g_strdup_printf ("+XGAUTH=%u,0,\"\",\"\"", ctx->cid);
> +    }
> +    return command;
> +}
> +
> +/* Generic AT command result ready callback */
> +static void
> +dial_3gpp_res_ready (MMBaseModem *modem,
> +                     GAsyncResult *res,
> +                     GTask *task)
> +{
> +    Dial3gppContext *ctx;
> +    GError          *error = NULL;
> +
> +    ctx = (Dial3gppContext *) g_task_get_task_data (task);
> +
> +    if (!mm_base_modem_at_command_finish (modem, res, &error)) {
> +
> +        /* Disregard NO CARRIER message from modem when detaching from
> network */
> +        if(ctx->step == DIAL_3GPP_CONTEXT_STEP_DETACH &&
> +           g_error_matches (error,
> +                            MM_CONNECTION_ERROR,
> +                            MM_CONNECTION_ERROR_NO_CARRIER))
> +        {
> +            g_error_free (error);
> +        } else {
> +            g_task_return_error (task, error);
> +            g_object_unref (task);
> +            return;
> +        }
> +    }
> +
> +    /* Go to next step */
> +    ctx->step++;
> +    dial_3gpp_context_step (task);
> +}
> +
> +static void set_reg_msg_handlers (Dial3gppContext *ctx, gboolean enable)
> +{
> +    guint i;
> +
> +    if (!ctx->creg_regexes)
> +    {
> +        ctx->creg_regexes = mm_3gpp_creg_regex_get(FALSE);
> +    }
> +    for (i = 0; i < ctx->creg_regexes->len; i++)
> +    {
> +        mm_port_serial_at_enable_unsolicited_msg_handler (ctx->primary,
> (GRegex *)ctx->creg_regexes->pdata[i], enable);
> +        mm_port_serial_at_enable_unsolicited_msg_handler (ctx->secondary,
> (GRegex *)ctx->creg_regexes->pdata[i], enable);
> +    }
> +    if (enable)
> +        mm_dbg("Enabling unsolicited registration message handlers.");
> +    else
> +        mm_dbg("Disabling unsolicited registration message handlers.");
> +}
> +
> +static void
> +dial_3gpp_context_step (GTask *task)
> +{
> +    Dial3gppContext *ctx;
> +
> +    ctx = (Dial3gppContext *) g_task_get_task_data (task);
> +
> +    mm_dbg("Dial3goo Step : %d", ctx->step);
> +
> +    /* Check for cancellation */
> +    if (g_task_return_error_if_cancelled (task)) {
> +        set_reg_msg_handlers(ctx, TRUE);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    switch (ctx->step) {
> +    case DIAL_3GPP_CONTEXT_STEP_CHECK_CGACT: {
> +        mm_base_modem_at_command (ctx->modem,
> +                                  "+CGACT?",
> +                                  3,
> +                                  FALSE,
> +
>  (GAsyncReadyCallback)dial_3gpp_cgact_check_ready,
> +                                  task);
> +        return;
> +    }
> +
> +    case DIAL_3GPP_CONTEXT_STEP_DETACH: {
> +        /* Detach from network if context is already activated to bypass a
> firmware bug in sierra HL75xx modules */
> +
> +        /* Disable registration message handlers so our connect attempt
> doesn't get cancelled */
> +        set_reg_msg_handlers(ctx, FALSE);
> +
> +        mm_base_modem_at_command (ctx->modem,
> +                                  "+CGATT=0",
> +                                  30,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)
> dial_3gpp_res_ready,
> +                                  task);
> +        return;
> +    }
> +    case DIAL_3GPP_CONTEXT_STEP_SET_XGAUTH: {
> +        gchar *command = build_auth_string (ctx);
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  3,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)dial_3gpp_res_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +    }
> +    case DIAL_3GPP_CONTEXT_STEP_SET_XDNS: {
> +        gchar *command = NULL;
> +
> +        /* Select IP family with XDNS command */
> +        switch (mm_bearer_properties_get_ip_type
> (mm_base_bearer_peek_config (MM_BASE_BEARER (ctx->self)))) {
> +        case MM_BEARER_IP_FAMILY_IPV4:
> +            command = g_strdup_printf ("+XDNS=%u,1", ctx->cid);
> +            break;
> +        case MM_BEARER_IP_FAMILY_IPV6:
> +            command = g_strdup_printf ("+XDNS=%u,2", ctx->cid);
> +            break;
> +        case MM_BEARER_IP_FAMILY_IPV4V6: /* Default to IPV4V6 dynamic DNS
> request */
> +        default:
> +            command = g_strdup_printf ("+XDNS=%u,3", ctx->cid);
> +            break;
> +        }
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  3,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)dial_3gpp_res_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +
> +    }
> +    case DIAL_3GPP_CONTEXT_STEP_SET_CGACT: {
> +        gchar *command;
> +        command = g_strdup_printf ("+CGACT=1,%u", ctx->cid);
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  30,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)dial_3gpp_res_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +
> +    }
> +    case DIAL_3GPP_CONTEXT_STEP_SET_DATA_CHAN: {
> +        gchar *command;
> +        /* Setup data channel mapping */
> +        /* See Intel XMM7160 AT Functional Spec for more info on this
> command */
> +        command = g_strdup_printf
> ("+XDATACHANNEL=1,1,\"/USBCDC/%u\",\"/USBHS/NCM/%u\",2,%u",
> +                                   ctx->usb_acm_config_index,
> ctx->usb_interface_config_index, ctx->cid);
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  3,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)dial_3gpp_res_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +    }
> +    case DIAL_3GPP_CONTEXT_STEP_START_DATA_CHAN: {
> +        gchar *command;
> +        command = g_strdup_printf ("+CGDATA=\"M-RAW_IP\",%u", ctx->cid);
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  10,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)dial_3gpp_res_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +    }
> +    case DIAL_3GPP_CONTEXT_STEP_LAST: {
> +        /* Restore message handlers */
> +        set_reg_msg_handlers(ctx, TRUE);
> +
> +        g_task_return_pointer (task, g_object_ref (ctx->data),
> g_object_unref);
> +        g_object_unref (task);
> +        return;
> +    }
> +    }
> +
> +}
> +
> +static void
> +dial_3gpp (MMBroadbandBearer *self,
> +           MMBaseModem *modem,
> +           MMPortSerialAt *primary,
> +           guint cid,
> +           GCancellable *cancellable,
> +           GAsyncReadyCallback callback,
> +           gpointer user_data)
> +{
> +    GTask               *task;
> +    Dial3gppContext     *ctx;
> +    GError              *error = NULL;
> +
> +    g_assert (primary != NULL);
> +
> +    /* Setup task */
> +    task = g_task_new (self, cancellable, callback, user_data);
> +    ctx = g_slice_new0 (Dial3gppContext);
> +    g_task_set_task_data (task, ctx, (GDestroyNotify)
> dial_3gpp_context_free);
> +
> +    /* Setup Context */
> +    ctx->self = g_object_ref (self);
> +    ctx->modem = g_object_ref (modem);
> +    ctx->primary = g_object_ref (primary);
> +    ctx->cid = cid;
> +    ctx->step = DIAL_3GPP_CONTEXT_STEP_CHECK_CGACT;
> +    ctx->creg_regexes = NULL;
> +
> +    /* Get a net port for the connection */
> +    ctx->data = mm_base_modem_peek_best_data_port (MM_BASE_MODEM (modem),
> MM_PORT_TYPE_NET);
> +    if (!ctx->data) {
> +        g_task_return_new_error (task, MM_CORE_ERROR,
> MM_CORE_ERROR_NOT_FOUND,
> +                                         "No valid data port found to
> launch connection");
> +        g_object_unref (task);
> +        return;
> +    }
> +    g_object_ref (ctx->data);
> +
> +    ctx->secondary = mm_base_modem_get_port_secondary (MM_BASE_MODEM
> (modem));
> +
> +    /* Validate the USB configuration */
> +    ctx->usb_interface_config_index = get_usb_ncm_config_index(ctx->data,
> &error);
> +    ctx->usb_acm_config_index = get_usb_acm_config_index(ctx->primary,
> &error);
> +    if (ctx->usb_interface_config_index < 0 || ctx->usb_acm_config_index <
> 0)
> +    {
> +        g_task_return_error (task, error);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    /* Run! */
> +    dial_3gpp_context_step (task);
> +}
> +
> +/*****************************************************************************/
> +/* 3GPP IP config retrieval (sub-step of the 3GPP Connection sequence) */
> +
> +typedef enum {
> +    GET_IP_CONFIG_3GPP_CONTEXT_STEP_CGPADDR,
> +    GET_IP_CONFIG_3GPP_CONTEXT_STEP_XDNS,
> +    GET_IP_CONFIG_3GPP_CONTEXT_STEP_LAST
> +} GetIPConfig3gppContextStep;
> +
> +typedef struct {
> +    MMBroadbandBearerInfineon   *self;
> +    MMBaseModem                 *modem;
> +    MMPortSerialAt              *primary;
> +    guint                       cid;
> +    MMBearerIpFamily            ip_family;
> +    MMPort                      *data;
> +    GetIPConfig3gppContextStep  step;
> +    MMBearerIpConfig            *ipv4_config;
> +    MMBearerIpConfig            *ipv6_config;
> +} GetIPConfig3gppContext;
> +
> +static void
> +get_ip_config_3gpp_context_free (GetIPConfig3gppContext *ctx)
> +{
> +    g_object_unref (ctx->modem);
> +    g_object_unref (ctx->primary);
> +    g_object_unref (ctx->data);
> +    if (ctx->ipv4_config)
> +        g_object_unref (ctx->ipv4_config);
> +    if (ctx->ipv6_config)
> +        g_object_unref (ctx->ipv6_config);
> +}
> +
> +/* forward declaration */
> +static void get_ip_config_3gpp_context_step (GTask *task);
> +
> +static gboolean
> +get_ip_config_3gpp_finish (MMBroadbandBearer *self,
> +                           GAsyncResult *res,
> +                           MMBearerIpConfig **ipv4_config,
> +                           MMBearerIpConfig **ipv6_config,
> +                           GError **error)
> +{
> +    MMBearerConnectResult *configs;
> +    MMBearerIpConfig *ipv4;
> +    MMBearerIpConfig *ipv6;
> +
> +    configs = g_task_propagate_pointer (G_TASK (res), error);
> +    if (!configs)
> +        return FALSE;
> +
> +    g_assert(configs != NULL);
> +
> +    /* IPv4 config */
> +    ipv4 = mm_bearer_connect_result_peek_ipv4_config (configs);
> +    if (ipv4)
> +        *ipv4_config = g_object_ref (ipv4);
> +
> +    /* IPv6 config */
> +    ipv6 = mm_bearer_connect_result_peek_ipv6_config (configs);
> +
> +    if (ipv6)
> +        *ipv6_config = g_object_ref (ipv6);
> +
> +    mm_bearer_connect_result_unref (configs);
> +    return TRUE;
> +}
> +
> +static void
> +ip_info_ready (MMBaseModem *modem,
> +               GAsyncResult *res,
> +               GTask *task)
> +{
> +    const gchar *response;
> +    GError *error = NULL;
> +    guint cid;
> +    gchar *ipv4addr = NULL;
> +    gchar *ipv6addr = NULL;
> +    GetIPConfig3gppContext *ctx;
> +
> +    ctx = (GetIPConfig3gppContext *) g_task_get_task_data (task);
> +
> +    response = mm_base_modem_at_command_finish (modem, res, &error);
> +    if (!response) {
> +        g_task_return_error (task, error);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    /* Parse response */
> +    if (!mm_3gpp_parse_cgpaddr_write_response (response, &cid, &ipv4addr,
> &ipv6addr)) {
> +        g_task_return_new_error (task,
> +                                 MM_CORE_ERROR,
> +                                 MM_CORE_ERROR_FAILED,
> +                                 "Error parsing +CGPADDR response: '%s'",
> +                                 response);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    g_warn_if_fail (cid == ctx->cid);
> +    /* Create IPv4 config */
> +    if (ipv4addr)
> +    {
> +        ctx->ipv4_config = mm_bearer_ip_config_new ();
> +        mm_bearer_ip_config_set_method (ctx->ipv4_config,
> MM_BEARER_IP_METHOD_STATIC);
> +        mm_bearer_ip_config_set_address (ctx->ipv4_config, ipv4addr);
> +        mm_bearer_ip_config_set_prefix (ctx->ipv4_config, 0);
> +        g_free (ipv4addr);
> +    }
> +    /* IPv6 config */
> +    if (ipv6addr)
> +    {
> +        ctx->ipv6_config = mm_bearer_ip_config_new ();
> +        mm_bearer_ip_config_set_method (ctx->ipv6_config,
> MM_BEARER_IP_METHOD_STATIC);
> +        mm_bearer_ip_config_set_address (ctx->ipv6_config, ipv6addr);
> +        mm_bearer_ip_config_set_prefix (ctx->ipv6_config, 0);
> +        g_free (ipv6addr);
> +    }
> +
> +    ctx->step++;
> +    get_ip_config_3gpp_context_step (task);
> +}
> +
> +static GList
> +*deduplicate_string_list (GList *list)
> +{
> +    GList *a, *b, *dup, *ret_list;
> +    ret_list = list;
> +    a = list;
> +    for (a = ret_list; a != NULL; a = a->next) {
> +        b = a->next;
> +        while (NULL != b) {
> +
> +            if(0 == g_strcmp0 (a->data, b->data)) {
> +                dup = b;
> +                b = b->next;
> +                g_free (dup->data);
> +                ret_list = g_list_remove (ret_list, dup->data);
> +            } else {
> +                b = b->next;
> +            }
> +        }
> +    }
> +    return ret_list;
> +}
> +
> +static gboolean
> +parse_xdns_query_response (const gchar *reply,
> +                           guint cid,
> +                           guint max_dns_servers,
> +                           gchar **dns_v4,
> +                           gchar **dns_v6)
> +{
> +    GRegex *r;
> +    GMatchInfo *match_info;
> +    guint this_cid = 0;
> +    guint num_v4 = 0;
> +    guint num_v6 = 0;
> +    GList *dns_list, *a;
> +    gchar *dns1, *dns2;
> +
> +    dns1 = NULL;
> +    dns2 = NULL;
> +    dns_list = NULL;
> +    a = NULL;
> +
> +    r = g_regex_new
> ("\\+XDNS:\\s*(\\d+)\\s*,\\s*\"(.*)\"\\s*,\\s*\"(.*)\"",
> +                     G_REGEX_OPTIMIZE | G_REGEX_RAW | G_REGEX_MULTILINE |
> G_REGEX_MATCH_NEWLINE_ANY,
> +                     0, NULL);
> +    g_assert (r != NULL);
> +
> +    g_regex_match (r, reply, 0, &match_info);
> +    while (g_match_info_matches (match_info)) {
> +        if (mm_get_uint_from_match_info (match_info, 1, &this_cid) &&
> +            (this_cid == cid) &&
> +            (dns1 = mm_get_string_unquoted_from_match_info (match_info,
> 2)) != NULL &&
> +            (dns2 = mm_get_string_unquoted_from_match_info (match_info,
> 3)) != NULL)
> +        {
> +            dns_list = g_list_prepend(dns_list, dns1);
> +            dns_list = g_list_prepend(dns_list, dns2);
> +        }
> +        g_match_info_next (match_info, NULL);
> +    }
> +    g_match_info_free (match_info);
> +    g_regex_unref (r);
> +
> +    dns_list = deduplicate_string_list(dns_list);
> +
> +    for (a = dns_list; a != NULL; a = a->next) {
> +        /* Check if IPv6 address */
> +        if (g_strrstr (a->data, ":")) {
> +            if (num_v6 < max_dns_servers) {
> +                dns_v6[num_v6] = a->data;
> +                num_v6++;
> +            }
> +            else {
> +                g_free (a->data);
> +            }
> +        /* Process "empty" IPv4 address */
> +        } else if (0 == g_strcmp0("0.0.0.0", a->data)) {
> +            g_free (a->data);
> +        }
> +        /* Process IPv4 address */
> +        else if (num_v4 < max_dns_servers) {
> +            dns_v4[num_v4] = a->data;
> +            num_v4++;
> +        }
> +        else {
> +            g_free (a->data);
> +        }
> +    }
> +
> +    g_list_free(dns_list);
> +    return num_v4 > 0 || num_v6 > 0;
> +}
> +
> +static void
> +dns_info_ready (MMBaseModem *modem,
> +                GAsyncResult *res,
> +                GTask *task)
> +{
> +    static const gint MAX_DNS_SERVERS = 2;
> +    const gchar *response;
> +    GError *error = NULL;
> +    gchar *dns_v4[MAX_DNS_SERVERS + 1];
> +    gchar *dns_v6[MAX_DNS_SERVERS + 1];
> +    GetIPConfig3gppContext *ctx;
> +
> +    memset(dns_v4, 0, sizeof( gchar *) * MAX_DNS_SERVERS + 1);
> +    memset(dns_v6, 0, sizeof( gchar *) * MAX_DNS_SERVERS + 1);
> +
> +    ctx = (GetIPConfig3gppContext *) g_task_get_task_data (task);
> +
> +    response = mm_base_modem_at_command_finish (modem, res, &error);
> +    if (!response) {
> +        g_task_return_error (task, error);
> +        g_object_unref (task);
> +        return;
> +    }
> +
> +    /* Parse XDNS results and return two vectors containing IPV4 and IPV6
> addresses */
> +    if (!parse_xdns_query_response (response, ctx->cid, MAX_DNS_SERVERS,
> dns_v4, dns_v6)) {
> +        g_task_return_new_error (task, MM_CORE_ERROR, MM_CORE_ERROR_FAILED,
> +                                    "Error parsing +XDNS response: '%s'",
> +                                    response);
> +        g_object_unref (task);
> +        return;
> +    }
> +    if (ctx->ipv4_config)
> +        mm_bearer_ip_config_set_dns (ctx->ipv4_config, (const gchar
> **)dns_v4);
> +
> +    if (ctx->ipv6_config)
> +        mm_bearer_ip_config_set_dns (ctx->ipv6_config, (const gchar
> **)dns_v6);
> +
> +    ctx->step++;
> +    get_ip_config_3gpp_context_step (task);
> +}
> +
> +static void
> +get_ip_config_3gpp_context_step (GTask *task)
> +{
> +    GetIPConfig3gppContext *ctx;
> +
> +    ctx = (GetIPConfig3gppContext *) g_task_get_task_data (task);
> +
> +    mm_dbg("GetIPConfig Step : %d", ctx->step);
> +
> +    switch (ctx->step) {
> +    case GET_IP_CONFIG_3GPP_CONTEXT_STEP_CGPADDR: {
> +        gchar *command = g_strdup_printf ("+CGPADDR=%u", ctx->cid);
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  3,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)ip_info_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +    }
> +    case GET_IP_CONFIG_3GPP_CONTEXT_STEP_XDNS: {
> +        /* query DNS addresses */
> +        mm_base_modem_at_command (ctx->modem,
> +                                  "+XDNS?",
> +                                  3,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)dns_info_ready,
> +                                  task);
> +        return;
> +    }
> +    case GET_IP_CONFIG_3GPP_CONTEXT_STEP_LAST: {
> +
> +        g_task_return_pointer (task,
> +                           mm_bearer_connect_result_new (ctx->data,
> ctx->ipv4_config, ctx->ipv6_config),
> +                           (GDestroyNotify)
> mm_bearer_connect_result_unref);
> +
> +        g_object_unref (task);
> +        return;
> +    }
> +    }
> +}
> +
> +static void
> +get_ip_config_3gpp (MMBroadbandBearer *self,
> +                    MMBroadbandModem *modem,
> +                    MMPortSerialAt *primary,
> +                    MMPortSerialAt *secondary,
> +                    MMPort *data,
> +                    guint cid,
> +                    MMBearerIpFamily ip_family,
> +                    GAsyncReadyCallback callback,
> +                    gpointer user_data)
> +{
> +    GTask                   *task;
> +    GetIPConfig3gppContext  *ctx;
> +
> +    g_assert (primary != NULL);
> +    g_assert (data != NULL);
> +    g_assert (modem != NULL);
> +
> +    /* Setup task and create disconnect context */
> +    task = g_task_new (self, NULL, callback, user_data);
> +    ctx = g_slice_new0 (GetIPConfig3gppContext);
> +    g_task_set_task_data (task, ctx, (GDestroyNotify)
> get_ip_config_3gpp_context_free);
> +
> +    /* Setup context */
> +    ctx->self    = g_object_ref (self);
> +    ctx->modem   = g_object_ref (modem);
> +    ctx->primary = g_object_ref (primary);
> +    ctx->cid     = cid;
> +    ctx->ip_family = ip_family;
> +    ctx->data    = g_object_ref (data);
> +    ctx->step    = GET_IP_CONFIG_3GPP_CONTEXT_STEP_CGPADDR;
> +    ctx->ipv4_config = NULL;
> +    ctx->ipv6_config = NULL;
> +
> +    /* Start */
> +    get_ip_config_3gpp_context_step (task);
> +}
> +
> +
> +/*****************************************************************************/
> +/* Disconnect 3GPP */
> +
> +typedef enum {
> +    DISCONNECT_3GPP_CONTEXT_STEP_CGACT,
> +    DISCONNECT_3GPP_CONTEXT_STEP_DYN_DNS,
> +    DISCONNECT_3GPP_CONTEXT_STEP_LAST
> +} Disconnect3gppContextStep;
> +
> +typedef struct {
> +    MMBroadbandBearerInfineon  *self;
> +    MMBaseModem                *modem;
> +    MMPortSerialAt             *primary;
> +    MMPort                     *data;
> +    guint                       cid;
> +    Disconnect3gppContextStep   step;
> +} Disconnect3gppContext;
> +
> +static void
> +disconnect_3gpp_context_free (Disconnect3gppContext *ctx)
> +{
> +    g_object_unref (ctx->self);
> +    g_object_unref (ctx->modem);
> +    g_object_unref (ctx->primary);
> +    g_object_unref (ctx->data);
> +    g_slice_free (Disconnect3gppContext, ctx);
> +}
> +
> +static gboolean
> +disconnect_3gpp_finish (MMBroadbandBearer  *self,
> +                        GAsyncResult       *res,
> +                        GError            **error)
> +{
> +    return g_task_propagate_boolean (G_TASK (res), error);
> +}
> +
> +/* forward declaration */
> +static void
> +disconnect_3gpp_context_step (GTask *task);
> +
> +static void
> +cgact_disconnect_ready (MMBaseModem  *modem,
> +                        GAsyncResult *res,
> +                        GTask        *task)
> +{
> +    Disconnect3gppContext *ctx;
> +    GError *error = NULL;
> +
> +    mm_base_modem_at_command_finish (modem, res, &error);
> +
> +    if (error) {
> +        if(!g_error_matches (error,
> +                            MM_CONNECTION_ERROR,
> +                            MM_CONNECTION_ERROR_NO_CARRIER))
> +        {
> +        mm_dbg ("PDP context deactivation failed (not fatal): %s",
> error->message);
> +        }
> +        g_error_free (error);
> +    }
> +
> +    ctx = (Disconnect3gppContext *) g_task_get_task_data (task);
> +
> +    /* Go on to next step */
> +    ctx->step++;
> +    disconnect_3gpp_context_step (task);
> +}
> +
> +static void
> +xdns_disconnect_ready (MMBaseModem  *modem,
> +                        GAsyncResult *res,
> +                        GTask        *task)
> +{
> +    Disconnect3gppContext *ctx;
> +    GError *error = NULL;
> +
> +    mm_base_modem_at_command_finish (modem, res, &error);
> +
> +    if (error) {
> +        mm_dbg ("Dynamic DNS disable request failed: %s", error->message);
> +        g_error_free (error);
> +    }
> +
> +    ctx = (Disconnect3gppContext *) g_task_get_task_data (task);
> +
> +    /* Go on to next step */
> +    ctx->step++;
> +    disconnect_3gpp_context_step (task);
> +}
> +
> +static void
> +disconnect_3gpp_context_step (GTask *task)
> +{
> +    Disconnect3gppContext *ctx;
> +
> +    ctx = (Disconnect3gppContext *) g_task_get_task_data (task);
> +
> +    mm_dbg("Disconnect3gpp Step : %d", ctx->step);
> +
> +    switch (ctx->step) {
> +    case DISCONNECT_3GPP_CONTEXT_STEP_CGACT: {
> +        gchar *command;
> +
> +        command = g_strdup_printf ("+CGACT=0,%u",
> +                                   ctx->cid );
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  30,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)
> cgact_disconnect_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +    }
> +
> +    case DISCONNECT_3GPP_CONTEXT_STEP_DYN_DNS: {
> +        gchar *command;
> +
> +        command = g_strdup_printf ("+XDNS=%u,0",
> +                                   ctx->cid);
> +        mm_base_modem_at_command (ctx->modem,
> +                                  command,
> +                                  10,
> +                                  FALSE,
> +                                  (GAsyncReadyCallback)
> xdns_disconnect_ready,
> +                                  task);
> +        g_free (command);
> +        return;
> +    }
> +
> +    case DISCONNECT_3GPP_CONTEXT_STEP_LAST:{
> +        g_task_return_boolean (task, TRUE);
> +        g_object_unref (task);
> +        return;
> +    }
> +    }
> +}
> +
> +static void
> +disconnect_3gpp (MMBroadbandBearer  *self,
> +                 MMBroadbandModem   *modem,
> +                 MMPortSerialAt     *primary,
> +                 MMPortSerialAt     *secondary,
> +                 MMPort             *data,
> +                 guint               cid,
> +                 GAsyncReadyCallback callback,
> +                 gpointer            user_data)
> +{
> +    GTask                 *task;
> +    Disconnect3gppContext *ctx;
> +
> +    g_assert (primary != NULL);
> +    g_assert (data != NULL);
> +    g_assert (modem != NULL);
> +
> +    /* Setup task and create disconnect context */
> +    task = g_task_new (self, NULL, callback, user_data);
> +    ctx = g_slice_new0 (Disconnect3gppContext);
> +    g_task_set_task_data (task, ctx, (GDestroyNotify)
> disconnect_3gpp_context_free);
> +
> +    /* Setup context */
> +    ctx->self    = g_object_ref (self);
> +    ctx->modem   = g_object_ref (modem);
> +    ctx->primary = g_object_ref (primary);
> +    ctx->data    = g_object_ref (data);
> +    ctx->cid     = cid;
> +    ctx->step    = DISCONNECT_3GPP_CONTEXT_STEP_CGACT;
> +
> +    /* Start */
> +    disconnect_3gpp_context_step (task);
> +}
> +
> +/*****************************************************************************/
> +
> +MMBaseBearer *
> +mm_broadband_bearer_infineon_new_finish (GAsyncResult *res,
> +                                         GError **error)
> +{
> +    GObject *bearer;
> +    GObject *source;
> +
> +    source = g_async_result_get_source_object (res);
> +    bearer = g_async_initable_new_finish (G_ASYNC_INITABLE (source), res,
> error);
> +    g_object_unref (source);
> +
> +    if (!bearer)
> +        return NULL;
> +
> +    /* Only export valid bearers */
> +    mm_base_bearer_export (MM_BASE_BEARER (bearer));
> +
> +    return MM_BASE_BEARER (bearer);
> +}
> +
> +void
> +mm_broadband_bearer_infineon_new (MMBroadbandModemInfineon *modem,
> +                                  MMBearerProperties *config,
> +                                  GCancellable *cancellable,
> +                                  GAsyncReadyCallback callback,
> +                                  gpointer user_data)
> +{
> +    g_async_initable_new_async (
> +        MM_TYPE_BROADBAND_BEARER_INFINEON,
> +        G_PRIORITY_DEFAULT,
> +        cancellable,
> +        callback,
> +        user_data,
> +        MM_BASE_BEARER_MODEM, modem,
> +        MM_BASE_BEARER_CONFIG, config,
> +        NULL);
> +}
> +
> +static void
> +mm_broadband_bearer_infineon_init (MMBroadbandBearerInfineon *self)
> +{
> +
> +    return;
> +}
> +
> +static void
> +mm_broadband_bearer_infineon_class_init (MMBroadbandBearerInfineonClass
> *klass)
> +{
> +    MMBroadbandBearerClass *broadband_bearer_class =
> MM_BROADBAND_BEARER_CLASS (klass);
> +
> +    broadband_bearer_class->dial_3gpp = dial_3gpp;
> +    broadband_bearer_class->dial_3gpp_finish = dial_3gpp_finish;
> +
> +    broadband_bearer_class->get_ip_config_3gpp = get_ip_config_3gpp;
> +    broadband_bearer_class->get_ip_config_3gpp_finish =
> get_ip_config_3gpp_finish;
> +
> +
> +    broadband_bearer_class->disconnect_3gpp = disconnect_3gpp;
> +    broadband_bearer_class->disconnect_3gpp_finish =
> disconnect_3gpp_finish;
> +}
> diff --git a/plugins/infineon/mm-broadband-bearer-infineon.h
> b/plugins/infineon/mm-broadband-bearer-infineon.h
> new file mode 100644
> index 0000000..cfc6910
> --- /dev/null
> +++ b/plugins/infineon/mm-broadband-bearer-infineon.h
> @@ -0,0 +1,59 @@
> +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
> */
> +/*
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * 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:
> + *
> + * Copyright (C) 2013 Aleksander Morgado <aleksander at gnu.org>
> + */
> +
> +#ifndef MM_BROADBAND_BEARER_INFINEON_H
> +#define MM_BROADBAND_BEARER_INFINEON_H
> +
> +#include <glib.h>
> +#include <glib-object.h>
> +
> +#define _LIBMM_INSIDE_MM
> +#include <libmm-glib.h>
> +
> +#include "mm-broadband-bearer.h"
> +#include "mm-broadband-modem-infineon.h"
> +
> +#define MM_TYPE_BROADBAND_BEARER_INFINEON
>  (mm_broadband_bearer_infineon_get_type ())
> +#define MM_BROADBAND_BEARER_INFINEON(obj)
>  (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_BROADBAND_BEARER_INFINEON,
> MMBroadbandBearerInfineon))
> +#define MM_BROADBAND_BEARER_INFINEON_CLASS(klass)
>  (G_TYPE_CHECK_CLASS_CAST ((klass),  MM_TYPE_BROADBAND_BEARER_INFINEON,
> MMBroadbandBearerInfineonClass))
> +#define MM_IS_BROADBAND_BEARER_INFINEON(obj)
> (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_BROADBAND_BEARER_INFINEON))
> +#define MM_IS_BROADBAND_BEARER_INFINEON_CLASS(klass)
> (G_TYPE_CHECK_CLASS_TYPE ((klass),  MM_TYPE_BROADBAND_BEARER_INFINEON))
> +#define MM_BROADBAND_BEARER_INFINEON_GET_CLASS(obj)
>  (G_TYPE_INSTANCE_GET_CLASS ((obj),  MM_TYPE_BROADBAND_BEARER_INFINEON,
> MMBroadbandBearerInfineonClass))
> +
> +typedef struct _MMBroadbandBearerInfineon MMBroadbandBearerInfineon;
> +typedef struct _MMBroadbandBearerInfineonClass
> MMBroadbandBearerInfineonClass;
> +typedef struct _MMBroadbandBearerInfineonPrivate
> MMBroadbandBearerInfineonPrivate;
> +
> +struct _MMBroadbandBearerInfineon {
> +    MMBroadbandBearer parent;
> +    MMBroadbandBearerInfineonPrivate *priv;
> +};
> +
> +struct _MMBroadbandBearerInfineonClass {
> +    MMBroadbandBearerClass parent;
> +};
> +
> +GType mm_broadband_bearer_infineon_get_type (void);
> +
> +/* Default 3GPP bearer creation implementation */
> +void mm_broadband_bearer_infineon_new (MMBroadbandModemInfineon *modem,
> +                                       MMBearerProperties *config,
> +                                       GCancellable *cancellable,
> +                                       GAsyncReadyCallback callback,
> +                                       gpointer user_data);
> +MMBaseBearer *mm_broadband_bearer_infineon_new_finish (GAsyncResult *res,
> +                                                   GError **error);
> +
> +#endif /* MM_BROADBAND_BEARER_INFINEON_H */
> diff --git a/plugins/infineon/mm-broadband-modem-infineon.c
> b/plugins/infineon/mm-broadband-modem-infineon.c
> new file mode 100755
> index 0000000..f20804f
> --- /dev/null
> +++ b/plugins/infineon/mm-broadband-modem-infineon.c
> @@ -0,0 +1,216 @@
> +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
> */
> +/*
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * 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:
> + *
> + * Copyright (C) 2013 Aleksander Morgado <aleksander at gnu.org>
> + * Copyright (C) 2017 Tempered Networks Inc.
> + */
> +
> +#include <config.h>
> +
> +#include <stdlib.h>
> +#include <stdio.h>
> +#include <string.h>
> +#include <unistd.h>
> +#include <ctype.h>
> +
> +#include "ModemManager.h"
> +#include "mm-base-modem-at.h"
> +#include "mm-serial-parsers.h"
> +#include "mm-log.h"
> +#include "mm-errors-types.h"
> +#include "mm-iface-modem.h"
> +#include "mm-iface-modem-3gpp.h"
> +#include "mm-broadband-bearer-infineon.h"
> +#include "mm-broadband-modem-infineon.h"
> +
> +static void iface_modem_init (MMIfaceModem *iface);
> +
> +
> +G_DEFINE_TYPE_EXTENDED (MMBroadbandModemInfineon,
> mm_broadband_modem_infineon, MM_TYPE_BROADBAND_MODEM, 0,
> +                        G_IMPLEMENT_INTERFACE (MM_TYPE_IFACE_MODEM,
> iface_modem_init))
> +
> +/*****************************************************************************/
> +/* Create Bearer (Modem interface) */
> +
> +static MMBaseBearer *
> +modem_create_bearer_finish (MMIfaceModem *self,
> +                            GAsyncResult *res,
> +                            GError **error)
> +{
> +    MMBaseBearer *bearer;
> +
> +    bearer = g_simple_async_result_get_op_res_gpointer
> (G_SIMPLE_ASYNC_RESULT (res));
> +    mm_dbg ("New Infineon bearer created at DBus path '%s'",
> mm_base_bearer_get_path (bearer));
> +
> +    return g_object_ref (bearer);
> +}
> +
> +static void
> +broadband_bearer_infineon_new_ready (GObject *source,
> +                                     GAsyncResult *res,
> +                                     GSimpleAsyncResult *simple)
> +{
> +    MMBaseBearer *bearer = NULL;
> +    GError *error = NULL;
> +
> +    bearer = mm_broadband_bearer_infineon_new_finish (res, &error);
> +    if (!bearer)
> +        g_simple_async_result_take_error (simple, error);
> +    else
> +        g_simple_async_result_set_op_res_gpointer (simple,
> +                                                   bearer,
> +
> (GDestroyNotify)g_object_unref);
> +    g_simple_async_result_complete (simple);
> +    g_object_unref (simple);
> +}
> +
> +static void
> +modem_create_bearer (MMIfaceModem *self,
> +                     MMBearerProperties *properties,
> +                     GAsyncReadyCallback callback,
> +                     gpointer user_data)
> +{
> +    GSimpleAsyncResult *result;
> +
> +    result = g_simple_async_result_new (G_OBJECT (self),
> +                                        callback,
> +                                        user_data,
> +                                        modem_create_bearer);
> +
> +    mm_broadband_bearer_infineon_new (MM_BROADBAND_MODEM_INFINEON (self),
> +                                      properties,
> +                                      NULL, /* cancellable */
> +
>  (GAsyncReadyCallback)broadband_bearer_infineon_new_ready,
> +                                      result);
> +}
> +
> +/*****************************************************************************/
> +/* Reset (Modem interface) */
> +
> +static gboolean
> +modem_reset_finish (MMIfaceModem *self,
> +                    GAsyncResult *res,
> +                    GError **error)
> +{
> +    return !!mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res,
> error);
> +}
> +
> +static void
> +modem_reset (MMIfaceModem *self,
> +             GAsyncReadyCallback callback,
> +             gpointer user_data)
> +{
> +    mm_base_modem_at_command (MM_BASE_MODEM (self),
> +                              "AT+CFUN=1,1",
> +                              3,
> +                              FALSE,
> +                              callback,
> +                              user_data);
> +}
> +
> +/*****************************************************************************/
> +/* MODEM POWER DOWN */
> +
> +static gboolean
> +modem_power_down_finish (MMIfaceModem *self,
> +                         GAsyncResult *res,
> +                         GError **error)
> +{
> +    return !!mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res,
> error);
> +}
> +
> +static void
> +modem_power_down (MMIfaceModem *self,
> +                  GAsyncReadyCallback callback,
> +                  gpointer user_data)
> +{
> +    /* Use AT+CFUN=4 for power down. It will stop the RF (IMSI detach), and
> +     * keeps access to the SIM */
> +    mm_base_modem_at_command (MM_BASE_MODEM (self),
> +                              "+CFUN=4",
> +                              /* The modem usually completes +CFUN=4
> within 1-2 seconds,
> +                               * but sometimes takes a ridiculously long
> time (~30-35 seconds).
> +                               * It's better to have a long timeout here
> than to have the
> +                               * modem not responding to subsequent AT
> commands until +CFUN=4
> +                               * completes. */
> +                              40,
> +                              FALSE,
> +                              callback,
> +                              user_data);
> +}
> +
> +
> +/*****************************************************************************/
> +/* Modem power up (Modem interface) */
> +
> +static gboolean
> +modem_power_up_finish (MMIfaceModem *self,
> +                       GAsyncResult *res,
> +                       GError **error)
> +{
> +    return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT
> (res), error);
> +}
> +
> +static void
> +modem_power_up (MMIfaceModem *self,
> +                GAsyncReadyCallback callback,
> +                gpointer user_data)
> +{
> +    mm_base_modem_at_command (MM_BASE_MODEM (self),
> +                              "+CFUN=1",
> +                              10,
> +                              FALSE,
> +                              callback,
> +                              user_data);
> +}
> +
> +/*****************************************************************************/
> +
> +MMBroadbandModemInfineon *
> +mm_broadband_modem_infineon_new (const gchar *device,
> +                                 const gchar **drivers,
> +                                 const gchar *plugin,
> +                                 guint16 vendor_id,
> +                                 guint16 product_id)
> +{
> +    return g_object_new (MM_TYPE_BROADBAND_MODEM_INFINEON,
> +                         MM_BASE_MODEM_DEVICE, device,
> +                         MM_BASE_MODEM_DRIVERS, drivers,
> +                         MM_BASE_MODEM_PLUGIN, plugin,
> +                         MM_BASE_MODEM_VENDOR_ID, vendor_id,
> +                         MM_BASE_MODEM_PRODUCT_ID, product_id,
> +                         NULL);
> +}
> +
> +static void
> +mm_broadband_modem_infineon_init (MMBroadbandModemInfineon *self)
> +{
> +}
> +
> +static void
> +iface_modem_init (MMIfaceModem *iface)
> +{
> +    iface->create_bearer = modem_create_bearer;
> +    iface->create_bearer_finish = modem_create_bearer_finish;
> +    iface->reset = modem_reset;
> +    iface->reset_finish = modem_reset_finish;
> +    iface->modem_power_down = modem_power_down;
> +    iface->modem_power_down_finish = modem_power_down_finish;
> +    iface->modem_power_up = modem_power_up;
> +    iface->modem_power_up_finish = modem_power_up_finish;
> +
> +}
> +
> +static void
> +mm_broadband_modem_infineon_class_init (MMBroadbandModemInfineonClass
> *klass)
> +{
> +}
> diff --git a/plugins/infineon/mm-broadband-modem-infineon.h
> b/plugins/infineon/mm-broadband-modem-infineon.h
> new file mode 100644
> index 0000000..1b4ee5a
> --- /dev/null
> +++ b/plugins/infineon/mm-broadband-modem-infineon.h
> @@ -0,0 +1,47 @@
> +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
> */
> +/*
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * 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:
> + *
> + * Copyright (C) 2013 Aleksander Morgado <aleksander at gnu.org>
> + */
> +
> +#ifndef MM_BROADBAND_MODEM_INFINEON_H
> +#define MM_BROADBAND_MODEM_INFINEON_H
> +
> +#include "mm-broadband-modem.h"
> +
> +#define MM_TYPE_BROADBAND_MODEM_INFINEON
>  (mm_broadband_modem_infineon_get_type ())
> +#define MM_BROADBAND_MODEM_INFINEON(obj)
>  (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_BROADBAND_MODEM_INFINEON,
> MMBroadbandModemInfineon))
> +#define MM_BROADBAND_MODEM_INFINEON_CLASS(klass)
>  (G_TYPE_CHECK_CLASS_CAST ((klass),  MM_TYPE_BROADBAND_MODEM_INFINEON,
> MMBroadbandModemInfineonClass))
> +#define MM_IS_BROADBAND_MODEM_INFINEON(obj)
> (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MM_TYPE_BROADBAND_MODEM_INFINEON))
> +#define MM_IS_BROADBAND_MODEM_INFINEON_CLASS(klass)
> (G_TYPE_CHECK_CLASS_TYPE ((klass),  MM_TYPE_BROADBAND_MODEM_INFINEON))
> +#define MM_BROADBAND_MODEM_INFINEON_GET_CLASS(obj)
>  (G_TYPE_INSTANCE_GET_CLASS ((obj),  MM_TYPE_BROADBAND_MODEM_INFINEON,
> MMBroadbandModemInfineonClass))
> +
> +typedef struct _MMBroadbandModemInfineon MMBroadbandModemInfineon;
> +typedef struct _MMBroadbandModemInfineonClass
> MMBroadbandModemInfineonClass;
> +
> +struct _MMBroadbandModemInfineon {
> +    MMBroadbandModem parent;
> +};
> +
> +struct _MMBroadbandModemInfineonClass{
> +    MMBroadbandModemClass parent;
> +};
> +
> +GType mm_broadband_modem_infineon_get_type (void);
> +
> +MMBroadbandModemInfineon *mm_broadband_modem_infineon_new (const gchar
> *device,
> +                                                           const gchar
> **drivers,
> +                                                           const gchar
> *plugin,
> +                                                           guint16
> vendor_id,
> +                                                           guint16
> product_id);
> +
> +#endif /* MM_BROADBAND_MODEM_INFINEON_H */
> diff --git a/plugins/infineon/mm-plugin-infineon.c
> b/plugins/infineon/mm-plugin-infineon.c
> new file mode 100755
> index 0000000..11ab596
> --- /dev/null
> +++ b/plugins/infineon/mm-plugin-infineon.c
> @@ -0,0 +1,88 @@
> +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
> */
> +
> +/*
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * 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., 59 Temple Place - Suite 330,
> + * Boston, MA 02111-1307, USA.
> + *
> + * Copyright (C) 2013 Aleksander Morgado <aleksander at gnu.org>
> + * Copyright (C) 2017 Tempered Networks Inc.
> + */
> +
> +#include <string.h>
> +#include <gmodule.h>
> +
> +#define _LIBMM_INSIDE_MM
> +#include <libmm-glib.h>
> +
> +#include "mm-broadband-modem-infineon.h"
> +#include "mm-plugin-infineon.h"
> +#include "mm-log.h"
> +
> +G_DEFINE_TYPE (MMPluginInfineon, mm_plugin_infineon, MM_TYPE_PLUGIN)
> +
> +int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
> +int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
> +
> +static MMBaseModem *
> +create_modem (MMPlugin *self,
> +              const gchar *sysfs_path,
> +              const gchar **drivers,
> +              guint16 vendor,
> +              guint16 product,
> +              GList *probes,
> +              GError **error)
> +{
> +    return MM_BASE_MODEM (mm_broadband_modem_infineon_new (sysfs_path,
> +                                                           drivers,
> +
> mm_plugin_get_name (self),
> +                                                           vendor,
> +                                                           product));
> +}
> +
> +/*****************************************************************************/
> +
> +G_MODULE_EXPORT MMPlugin *
> +mm_plugin_create (void)
> +{
> +    static const gchar *subsystems[] = { "tty", "net", "usb", NULL };
> +    static const guint16 vendor_ids[] = { 0x1519, 0 };
> +    // We only want to support the NCM based USB composition.
> +    static const guint16 product_ids_allow[] = { 0x0443, 0};
> +    // Otherwise fall back on the Generic plugin.
> +    static const guint16 product_ids_forbid[] = { 0x0020, 0};
> +
> +    return MM_PLUGIN (
> +        g_object_new (MM_TYPE_PLUGIN_INFINEON,
> +                      MM_PLUGIN_NAME,               "Infineon",
> +                      MM_PLUGIN_ALLOWED_SUBSYSTEMS, subsystems,
> +                      MM_PLUGIN_ALLOWED_VENDOR_IDS, vendor_ids,
> +                      MM_PLUGIN_ALLOWED_PRODUCT_IDS, product_ids_allow,
> +                      MM_PLUGIN_FORBIDDEN_PRODUCT_IDS, product_ids_forbid,
> +                      MM_PLUGIN_ALLOWED_AT,         TRUE,
> +                      NULL));
> +}
> +
> +static void
> +mm_plugin_infineon_init (MMPluginInfineon *self)
> +{
> +}
> +
> +static void
> +mm_plugin_infineon_class_init (MMPluginInfineonClass *klass)
> +{
> +    MMPluginClass *plugin_class = MM_PLUGIN_CLASS (klass);
> +
> +    plugin_class->create_modem = create_modem;
> +}
> diff --git a/plugins/infineon/mm-plugin-infineon.h
> b/plugins/infineon/mm-plugin-infineon.h
> new file mode 100644
> index 0000000..d0f8e47
> --- /dev/null
> +++ b/plugins/infineon/mm-plugin-infineon.h
> @@ -0,0 +1,46 @@
> +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
> */
> +
> +/*
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * 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., 59 Temple Place - Suite 330,
> + * Boston, MA 02111-1307, USA.
> + *
> + * Copyright (C) 2013 Aleksander Morgado <aleksander at gnu.org>
> + */
> +
> +#ifndef MM_PLUGIN_INFINEON_H
> +#define MM_PLUGIN_INFINEON_H
> +
> +#include "mm-plugin.h"
> +
> +#define MM_TYPE_PLUGIN_INFINEON            (mm_plugin_infineon_get_type ())
> +#define MM_PLUGIN_INFINEON(obj)            (G_TYPE_CHECK_INSTANCE_CAST
> ((obj), MM_TYPE_PLUGIN_INFINEON, MMPluginInfineon))
> +#define MM_PLUGIN_INFINEON_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST
> ((klass),  MM_TYPE_PLUGIN_INFINEON, MMPluginInfineonClass))
> +#define MM_IS_PLUGIN_INFINEON(obj)         (G_TYPE_CHECK_INSTANCE_TYPE
> ((obj), MM_TYPE_PLUGIN_INFINEON))
> +#define MM_IS_PLUGIN_INFINEON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE
> ((klass),  MM_TYPE_PLUGIN_INFINEON))
> +#define MM_PLUGIN_INFINEON_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS
> ((obj),  MM_TYPE_PLUGIN_INFINEON, MMPluginInfineonClass))
> +
> +typedef struct {
> +    MMPlugin parent;
> +} MMPluginInfineon;
> +
> +typedef struct {
> +    MMPluginClass parent;
> +} MMPluginInfineonClass;
> +
> +GType mm_plugin_infineon_get_type (void);
> +
> +G_MODULE_EXPORT MMPlugin *mm_plugin_create (void);
> +
> +#endif /* MM_PLUGIN_INFINEON_H */
> diff --git a/src/mm-modem-helpers.c b/src/mm-modem-helpers.c
> index 679f925..04984d1 100644
> --- a/src/mm-modem-helpers.c
> +++ b/src/mm-modem-helpers.c
> @@ -2724,6 +2724,46 @@ mm_3gpp_parse_cscs_test_response (const gchar *reply,
>  /*************************************************************************/
> 
>  gboolean
> +mm_3gpp_parse_cgpaddr_write_response (const gchar *reply,
> +                                      guint *cid,
> +                                      gchar **ipv4addr,
> +                                      gchar **ipv6addr)
> +{
> +    GRegex *r;
> +    GMatchInfo *match_info;
> +    gboolean success = FALSE;
> +
> +    g_return_val_if_fail (reply != NULL, FALSE);
> +    g_return_val_if_fail (cid != NULL, FALSE);
> +    g_return_val_if_fail (ipv4addr != NULL, FALSE);
> +    g_return_val_if_fail (ipv6addr != NULL, FALSE);
> +
> +
> +    r = g_regex_new
> ("\\+CGPADDR:\\s*(\\d+)\\s*,(\"([^\"]*)\"),*(\"([^\"]*)\")*",
> +                     G_REGEX_OPTIMIZE | G_REGEX_RAW,
> +                     0, NULL);
> +    g_assert (r != NULL);
> +
> +    if (g_regex_match (r, reply, 0, &match_info)) {
> +        if (mm_get_uint_from_match_info (match_info, 1, cid) &&
> +            (*ipv4addr = mm_get_string_unquoted_from_match_info
> (match_info, 3)) != NULL)
> +            success = TRUE;
> +        if (mm_get_uint_from_match_info (match_info, 1, cid) &&
> +                    (*ipv6addr = mm_get_string_unquoted_from_match_info
> (match_info, 5)) != NULL)
> +                    success = TRUE;
> +        mm_dbg("Parsed ipv4 addr: %s", *ipv4addr);
> +        mm_dbg("Parsed ipv6 addr: %s", *ipv6addr);
> +
> 
> +    }
> +    g_match_info_free (match_info);
> +    g_regex_unref (r);
> +
> +    return success;
> +}
> +
> +/*************************************************************************/
> +
> +gboolean
>  mm_3gpp_parse_clck_test_response (const gchar *reply,
>                                    MMModem3gppFacility *out_facilities)
>  {
> diff --git a/src/mm-modem-helpers.h b/src/mm-modem-helpers.h
> index 297e15d..1296d47 100644
> --- a/src/mm-modem-helpers.h
> +++ b/src/mm-modem-helpers.h
> @@ -216,6 +216,12 @@ gboolean mm_3gpp_get_cpms_storage_match (GMatchInfo
> *match_info,
>  gboolean mm_3gpp_parse_cscs_test_response (const gchar *reply,
>                                             MMModemCharset *out_charsets);
> 
> +/* AT+CGPADDR=X (IP address) response parser */
> +gboolean mm_3gpp_parse_cgpaddr_write_response (const gchar *reply,
> +                                               guint *cid,
> +                                               gchar **ipv4addr,
> +                                               gchar **ipv6addr);
> +
>  /* AT+CLCK=? (Supported locks) response parser */
>  gboolean mm_3gpp_parse_clck_test_response (const gchar *reply,
>                                             MMModem3gppFacility
> *out_facilities);
> 
> 
> 
> _______________________________________________
> ModemManager-devel mailing list
> ModemManager-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/modemmanager-devel
> 


-- 
Aleksander
https://aleksander.es


More information about the ModemManager-devel mailing list