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/* -*- 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) 2012 Red Hat, Inc.
*/
#include <string.h>
#include <gmodule.h>
#include "mm-plugin-via.h"
#include "mm-modem-via.h"
#include "mm-generic-cdma.h"
#include "mm-log.h"
G_DEFINE_TYPE (MMPluginVia, mm_plugin_via, MM_TYPE_PLUGIN_BASE)
int mm_plugin_major_version = MM_PLUGIN_MAJOR_VERSION;
int mm_plugin_minor_version = MM_PLUGIN_MINOR_VERSION;
G_MODULE_EXPORT MMPlugin *
mm_plugin_create (void)
{
return MM_PLUGIN (g_object_new (MM_TYPE_PLUGIN_VIA,
MM_PLUGIN_BASE_NAME, "Via CBP7",
MM_PLUGIN_BASE_SORT_LAST, TRUE,
NULL));
}
/*****************************************************************************/
#define CAP_CDMA (MM_PLUGIN_BASE_PORT_CAP_IS707_A | \
MM_PLUGIN_BASE_PORT_CAP_IS707_P | \
MM_PLUGIN_BASE_PORT_CAP_IS856 | \
MM_PLUGIN_BASE_PORT_CAP_IS856_A)
static guint32
get_level_for_capabilities (guint32 capabilities)
{
if (capabilities & CAP_CDMA)
return 10;
if (capabilities & MM_PLUGIN_BASE_PORT_CAP_AT)
return 10;
return 0;
}
static gboolean
check_vendor_via_cbp7 (MMPluginBaseSupportsTask *task)
{
const gchar *product;
gchar *lower = NULL;
gboolean supported = FALSE;
if (!mm_plugin_base_supports_task_propagate_cached (task))
return FALSE;
product = mm_plugin_base_supports_task_get_probed_product (task);
if (product) {
/* Lowercase the product string and compare */
lower = g_utf8_strdown (product, -1);
if (strstr (lower, "cbp7")) {
mm_dbg ("China TeleCom CBP7x modem detected");
supported = TRUE;
} else if (strstr (lower, "2770p")) {
mm_dbg ("Fusion Wireless 2770p modem detected");
supported = TRUE;
}
g_free (lower);
}
return supported;
}
static void
probe_result (MMPluginBase *base,
MMPluginBaseSupportsTask *task,
guint32 capabilities,
gpointer user_data)
{
/* Note: the signal contains only capabilities, but we can also query the
* probed vendor and product strings here. */
/* Check vendor */
mm_plugin_base_supports_task_complete (task,
(check_vendor_via_cbp7 (task) ?
get_level_for_capabilities (capabilities) : 0));
}
static MMPluginSupportsResult
supports_port (MMPluginBase *base,
MMModem *existing,
MMPluginBaseSupportsTask *task)
{
GUdevDevice *port;
guint16 vendor = 0;
const char *subsys, *name;
guint32 cached;
/* Can't do anything with non-serial ports */
port = mm_plugin_base_supports_task_get_port (task);
subsys = g_udev_device_get_subsystem (port);
name = g_udev_device_get_name (port);
if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, NULL))
return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
if (strcmp (subsys, "tty"))
return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
/* First thing to check in this plugin is if we got capabilities already.
* This is because we have a later check of the probed vendor, which is
* taken also during port probing.
*/
if (!mm_plugin_base_supports_task_propagate_cached (task) ||
!mm_plugin_base_supports_task_get_probed_capabilities (task)) {
/* Kick off a probe */
if (mm_plugin_base_probe_port (base, task, 100000, NULL))
return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;
return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
}
/* Check vendor */
if (!check_vendor_via_cbp7 (task))
return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED;
/* Completed! */
cached = mm_plugin_base_supports_task_get_probed_capabilities (task);
mm_plugin_base_supports_task_complete (task, get_level_for_capabilities (cached));
return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;
}
static MMModem *
grab_port (MMPluginBase *base,
MMModem *existing,
MMPluginBaseSupportsTask *task,
GError **error)
{
GUdevDevice *port = NULL;
MMModem *modem = NULL;
const char *name, *subsys, *sysfs_path;
guint32 caps;
MMPortType ptype;
guint16 vendor = 0, product = 0;
port = mm_plugin_base_supports_task_get_port (task);
g_assert (port);
subsys = g_udev_device_get_subsystem (port);
name = g_udev_device_get_name (port);
caps = mm_plugin_base_supports_task_get_probed_capabilities (task);
if (!get_level_for_capabilities (caps)) {
g_set_error (error, 0, 0, "Only CDMA modems are currently supported by this plugin.");
return NULL;
}
if (!mm_plugin_base_get_device_ids (base, subsys, name, &vendor, &product)) {
g_set_error (error, 0, 0, "Could not get modem product ID.");
return NULL;
}
caps = mm_plugin_base_supports_task_get_probed_capabilities (task);
sysfs_path = mm_plugin_base_supports_task_get_physdev_path (task);
ptype = mm_plugin_base_probed_capabilities_to_port_type (caps);
if (!existing) {
if (caps & CAP_CDMA) {
modem = mm_modem_via_new (sysfs_path,
mm_plugin_base_supports_task_get_driver (task),
mm_plugin_get_name (MM_PLUGIN (base)),
!!(caps & MM_PLUGIN_BASE_PORT_CAP_IS856),
!!(caps & MM_PLUGIN_BASE_PORT_CAP_IS856_A),
vendor,
product);
}
if (modem) {
if (!mm_modem_grab_port (modem, subsys, name, ptype, MM_AT_PORT_FLAG_NONE, NULL, error)) {
g_object_unref (modem);
return NULL;
}
}
} else if (get_level_for_capabilities (caps)) {
modem = existing;
if (!mm_modem_grab_port (modem, subsys, name, ptype, MM_AT_PORT_FLAG_NONE, NULL, error))
return NULL;
}
return modem;
}
/*****************************************************************************/
static void
mm_plugin_via_init (MMPluginVia *self)
{
g_signal_connect (self, "probe-result", G_CALLBACK (probe_result), NULL);
}
static void
mm_plugin_via_class_init (MMPluginViaClass *klass)
{
MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass);
pb_class->supports_port = supports_port;
pb_class->grab_port = grab_port;
}
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