310 lines
11 KiB
C
310 lines
11 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details:
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*
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* Copyright (C) 2008 - 2009 Novell, Inc.
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* Copyright (C) 2009 Red Hat, Inc.
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <gmodule.h>
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#define G_UDEV_API_IS_SUBJECT_TO_CHANGE
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#include <gudev/gudev.h>
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#include "mm-plugin-huawei.h"
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#include "mm-generic-gsm.h"
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#include "mm-generic-cdma.h"
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#include "mm-modem-huawei-gsm.h"
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#include "mm-modem-huawei-cdma.h"
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#include "mm-serial-parsers.h"
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#include "mm-at-serial-port.h"
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#include "mm-log.h"
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#include "mm-errors.h"
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G_DEFINE_TYPE (MMPluginHuawei, mm_plugin_huawei, MM_TYPE_PLUGIN_BASE)
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int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
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int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
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G_MODULE_EXPORT MMPlugin *
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mm_plugin_create (void)
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{
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return MM_PLUGIN (g_object_new (MM_TYPE_PLUGIN_HUAWEI,
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MM_PLUGIN_BASE_NAME, "Huawei",
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NULL));
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}
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/*****************************************************************************/
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#define TAG_HUAWEI_PCUI_PORT "huawei-pcui-port"
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#define CAP_CDMA (MM_PLUGIN_BASE_PORT_CAP_IS707_A | \
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MM_PLUGIN_BASE_PORT_CAP_IS707_P | \
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MM_PLUGIN_BASE_PORT_CAP_IS856 | \
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MM_PLUGIN_BASE_PORT_CAP_IS856_A)
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static guint32
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get_level_for_capabilities (guint32 capabilities)
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{
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if (capabilities & MM_PLUGIN_BASE_PORT_CAP_GSM)
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return 10;
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if (capabilities & CAP_CDMA)
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return 10;
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if (capabilities & MM_PLUGIN_BASE_PORT_CAP_QCDM)
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return 10;
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return 0;
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}
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static void
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probe_result (MMPluginBase *base,
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MMPluginBaseSupportsTask *task,
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guint32 capabilities,
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gpointer user_data)
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{
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mm_plugin_base_supports_task_complete (task, get_level_for_capabilities (capabilities));
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}
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static gboolean
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getportmode_response_cb (MMPluginBaseSupportsTask *task,
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GString *response,
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GError *error,
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guint32 tries,
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gboolean *out_stop,
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guint32 *out_level,
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gpointer user_data)
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{
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/* If any error occurred that was not ERROR or COMMAND NOT SUPPORT then
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* retry the command.
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*/
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if (error) {
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if (g_error_matches (error, MM_MOBILE_ERROR, MM_MOBILE_ERROR_UNKNOWN) == FALSE)
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return tries <= 4 ? TRUE : FALSE;
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} else {
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MMPlugin *plugin;
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char *p;
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int i = 0;
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/* Get the USB interface number of the PCUI port */
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p = strstr (response->str, "PCUI:");
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if (p)
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i = atoi (p + strlen ("PCUI:"));
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if (i) {
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/* Save they PCUI port number for later */
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plugin = mm_plugin_base_supports_task_get_plugin (task);
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g_assert (plugin);
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g_object_set_data (G_OBJECT (plugin), TAG_HUAWEI_PCUI_PORT, GINT_TO_POINTER (i));
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}
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}
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/* No error or if ^GETPORTMODE is not supported, assume success */
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return FALSE;
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}
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static gboolean
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curc_response_cb (MMPluginBaseSupportsTask *task,
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GString *response,
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GError *error,
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guint32 tries,
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gboolean *out_stop,
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guint32 *out_level,
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gpointer user_data)
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{
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if (error)
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return tries <= 4 ? TRUE : FALSE;
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/* No error, assume success */
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return FALSE;
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}
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static MMPluginSupportsResult
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supports_port (MMPluginBase *base,
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MMModem *existing,
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MMPluginBaseSupportsTask *task)
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{
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GUdevDevice *port;
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const char *subsys, *name, *driver;
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int usbif;
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guint16 vendor = 0, product = 0;
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/* Can't do anything with non-serial ports */
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port = mm_plugin_base_supports_task_get_port (task);
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if (strcmp (g_udev_device_get_subsystem (port), "tty"))
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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subsys = g_udev_device_get_subsystem (port);
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name = g_udev_device_get_name (port);
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if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, &product))
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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if (vendor != 0x12d1)
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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/* The Gobi driver should claim Huawei Gobi modems */
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driver = mm_plugin_base_supports_task_get_driver (task);
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if (g_strcmp0 (driver, "qcserial") == 0)
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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usbif = g_udev_device_get_property_as_int (port, "ID_USB_INTERFACE_NUM");
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if (usbif < 0)
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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/* The primary port (called the "modem" port in the Windows drivers) is
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* always USB interface 0, and we need to detect that interface first for
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* two reasons: (1) to disable unsolicited messages on other ports that
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* may fill up the buffer and crash the device, and (2) to attempt to get
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* the port layout for hints about what the secondary port is (called the
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* "pcui" port in Windows). Thus we probe USB interface 0 first and defer
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* probing other interfaces until we've got if0, at which point we allow
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* the other ports to be probed too.
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*/
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if (!existing && usbif != 0)
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return MM_PLUGIN_SUPPORTS_PORT_DEFER;
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/* Check if a previous probing was already launched in this port */
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if (mm_plugin_base_supports_task_propagate_cached (task)) {
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guint32 level;
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/* A previous probing was already done, use its results */
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level = get_level_for_capabilities (mm_plugin_base_supports_task_get_probed_capabilities (task));
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if (level) {
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mm_plugin_base_supports_task_complete (task, level);
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return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;
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}
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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}
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/* Turn off unsolicited messages on secondary ports until needed,
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* and try to get a port map from the modem. The response will
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* get handled in custom_init_response().
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*/
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if (usbif == 0) {
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mm_plugin_base_supports_task_add_custom_init_command (task,
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"AT^CURC=0",
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3, /* delay */
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curc_response_cb,
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NULL);
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mm_plugin_base_supports_task_add_custom_init_command (task,
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"AT^GETPORTMODE",
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3, /* delay */
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getportmode_response_cb,
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NULL);
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}
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/* Kick off a probe */
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if (mm_plugin_base_probe_port (base, task, 100000, NULL))
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return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;
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return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
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}
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static MMModem *
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grab_port (MMPluginBase *base,
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MMModem *existing,
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MMPluginBaseSupportsTask *task,
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GError **error)
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{
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GUdevDevice *port = NULL;
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MMModem *modem = NULL;
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const char *name, *subsys, *devfile, *sysfs_path;
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guint32 caps;
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guint16 vendor = 0, product = 0;
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port = mm_plugin_base_supports_task_get_port (task);
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g_assert (port);
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devfile = g_udev_device_get_device_file (port);
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if (!devfile) {
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g_set_error (error, 0, 0, "Could not get port's sysfs file.");
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return NULL;
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}
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subsys = g_udev_device_get_subsystem (port);
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name = g_udev_device_get_name (port);
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if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, &product)) {
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g_set_error (error, 0, 0, "Could not get modem product ID.");
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return NULL;
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}
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caps = mm_plugin_base_supports_task_get_probed_capabilities (task);
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sysfs_path = mm_plugin_base_supports_task_get_physdev_path (task);
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if (!existing) {
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if (caps & MM_PLUGIN_BASE_PORT_CAP_GSM) {
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modem = mm_modem_huawei_gsm_new (sysfs_path,
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mm_plugin_base_supports_task_get_driver (task),
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mm_plugin_get_name (MM_PLUGIN (base)),
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vendor,
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product);
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} else if (caps & CAP_CDMA) {
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modem = mm_modem_huawei_cdma_new (sysfs_path,
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mm_plugin_base_supports_task_get_driver (task),
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mm_plugin_get_name (MM_PLUGIN (base)),
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!!(caps & MM_PLUGIN_BASE_PORT_CAP_IS856),
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!!(caps & MM_PLUGIN_BASE_PORT_CAP_IS856_A),
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vendor,
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product);
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}
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if (modem) {
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if (!mm_modem_grab_port (modem, subsys, name, MM_PORT_TYPE_UNKNOWN, NULL, error)) {
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g_object_unref (modem);
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return NULL;
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}
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}
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} else {
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MMPortType ptype = MM_PORT_TYPE_UNKNOWN;
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int pcui_usbif, port_usbif;
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/* Any additional AT ports can be secondary ports, but we want to ensure
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* that the "pcui" port found from ^GETPORTMODE above is always set as
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* a secondary port too.
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*/
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port_usbif = g_udev_device_get_property_as_int (port, "ID_USB_INTERFACE_NUM");
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pcui_usbif = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (base), TAG_HUAWEI_PCUI_PORT));
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if ( (port_usbif == pcui_usbif)
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|| (caps & MM_PLUGIN_BASE_PORT_CAP_GSM)
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|| (caps & CAP_CDMA))
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ptype = MM_PORT_TYPE_SECONDARY;
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else if (caps & MM_PLUGIN_BASE_PORT_CAP_QCDM)
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ptype = MM_PORT_TYPE_QCDM;
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modem = existing;
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if (!mm_modem_grab_port (modem, subsys, name, ptype, NULL, error))
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return NULL;
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}
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return modem;
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}
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/*****************************************************************************/
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static void
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mm_plugin_huawei_init (MMPluginHuawei *self)
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{
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g_signal_connect (self, "probe-result", G_CALLBACK (probe_result), NULL);
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}
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static void
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mm_plugin_huawei_class_init (MMPluginHuaweiClass *klass)
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{
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MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass);
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pb_class->supports_port = supports_port;
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pb_class->grab_port = grab_port;
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}
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