| /* -*- 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) 2008 - 2009 Novell, Inc. |
| * Copyright (C) 2009 - 2010 Red Hat, Inc. |
| */ |
| |
| #include <string.h> |
| #include <gmodule.h> |
| #include "mm-plugin-x22x.h" |
| #include "mm-modem-x22x-gsm.h" |
| #include "mm-generic-gsm.h" |
| #include "mm-modem-helpers.h" |
| |
| G_DEFINE_TYPE (MMPluginX22x, mm_plugin_x22x, 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_X22X, |
| MM_PLUGIN_BASE_NAME, "X22X", |
| NULL)); |
| } |
| |
| /*****************************************************************************/ |
| |
| static guint32 |
| get_level_for_capabilities (guint32 capabilities) |
| { |
| /* These modems have the same vendor ID as a few of the other |
| * Alcatel/TCT/T&A modems, and the longcheer plugin will try to claim them |
| * too. So we provide a higher support level here to make sure this |
| * plugin tries to grab it's supported devices first. |
| */ |
| if (capabilities & MM_PLUGIN_BASE_PORT_CAP_GSM) |
| return 20; |
| if (capabilities & MM_PLUGIN_BASE_PORT_CAP_QCDM) |
| return 20; |
| return 0; |
| } |
| |
| static void |
| probe_result (MMPluginBase *base, |
| MMPluginBaseSupportsTask *task, |
| guint32 capabilities, |
| gpointer user_data) |
| { |
| mm_plugin_base_supports_task_complete (task, get_level_for_capabilities (capabilities)); |
| } |
| |
| |
| static gboolean |
| custom_init_response_cb (MMPluginBaseSupportsTask *task, |
| GString *response, |
| GError *error, |
| guint32 tries, |
| gboolean *out_stop, |
| guint32 *out_level, |
| gpointer user_data) |
| { |
| const char *p; |
| |
| if (error) |
| return tries <= 4 ? TRUE : FALSE; |
| |
| /* Note the lack of a ':' on the GMR; the X200 doesn't send one */ |
| g_assert (response); |
| p = mm_strip_tag (response->str, "AT+GMR"); |
| if (*p != 'L') { |
| /* X200 modems have a GMR firmware revision that starts with 'L', and |
| * as far as I can tell X060s devices have a revision starting with 'C'. |
| * So use that to determine if the device is an X200, which this plugin |
| * does supports. |
| */ |
| *out_level = 0; |
| *out_stop = TRUE; |
| return FALSE; |
| } |
| |
| /* Continue with generic probing */ |
| return FALSE; |
| } |
| |
| static MMPluginSupportsResult |
| supports_port (MMPluginBase *base, |
| MMModem *existing, |
| MMPluginBaseSupportsTask *task) |
| { |
| GUdevDevice *port; |
| guint16 vendor = 0, product = 0; |
| const char *subsys, *name; |
| |
| /* Can't do anything with non-serial ports */ |
| port = mm_plugin_base_supports_task_get_port (task); |
| if (strcmp (g_udev_device_get_subsystem (port), "tty")) |
| return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; |
| |
| 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, &product)) |
| return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; |
| |
| /* Only TCT/T&A for now */ |
| if (vendor != 0x1bbb) |
| return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; |
| |
| /* If the port wasn't tagged, we don't support it */ |
| if (!g_udev_device_get_property_as_boolean (port, "ID_MM_X22X_TAGGED")) |
| return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; |
| |
| /* Check if a previous probing was already launched in this port */ |
| if (mm_plugin_base_supports_task_propagate_cached (task)) { |
| guint32 level; |
| |
| /* A previous probing was already done, use its results */ |
| level = get_level_for_capabilities (mm_plugin_base_supports_task_get_probed_capabilities (task)); |
| if (level) { |
| mm_plugin_base_supports_task_complete (task, level); |
| return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS; |
| } |
| return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; |
| } |
| |
| /* TCT/Alcatel in their infinite wisdom assigned the same USB VID/PID to |
| * the x060s (Longcheer firmware) and the x200 (X22X, this plugin) and thus |
| * we can't tell them apart via udev rules. Worse, they both report the |
| * same +GMM and +GMI, so we're left with just +GMR which is a sketchy way |
| * to tell modems apart. We can't really use X22X-specific commands |
| * like AT+SSND because we're not sure if they work when the SIM PIN has not |
| * been entered yet; many modems have a limited command parser before the |
| * SIM is unlocked. |
| */ |
| if (vendor == 0x1bbb && product == 0x0000) { |
| mm_plugin_base_supports_task_add_custom_init_command (task, |
| "AT+GMR", |
| 3, |
| custom_init_response_cb, |
| NULL); |
| } |
| |
| /* Otherwise 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; |
| } |
| |
| 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; |
| MMAtPortFlags pflags = MM_AT_PORT_FLAG_NONE; |
| |
| port = mm_plugin_base_supports_task_get_port (task); |
| g_assert (port); |
| |
| /* 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 (g_udev_device_get_property_as_boolean (port, "ID_MM_X22X_PORT_TYPE_MODEM")) |
| pflags = MM_AT_PORT_FLAG_PRIMARY; |
| else if (g_udev_device_get_property_as_boolean (port, "ID_MM_X22X_PORT_TYPE_AUX")) |
| pflags = MM_AT_PORT_FLAG_SECONDARY; |
| |
| caps = mm_plugin_base_supports_task_get_probed_capabilities (task); |
| ptype = mm_plugin_base_probed_capabilities_to_port_type (caps); |
| |
| /* 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. |
| */ |
| if ( (pflags == MM_AT_PORT_FLAG_NONE) |
| && g_udev_device_get_property_as_boolean (port, "ID_MM_X22X_TAGGED")) |
| ptype = MM_PORT_TYPE_IGNORED; |
| |
| 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, &product)) { |
| g_set_error (error, 0, 0, "Could not get modem product ID."); |
| return NULL; |
| } |
| |
| sysfs_path = mm_plugin_base_supports_task_get_physdev_path (task); |
| if (!existing) { |
| if (caps & MM_PLUGIN_BASE_PORT_CAP_GSM) { |
| modem = mm_modem_x22x_gsm_new (sysfs_path, |
| mm_plugin_base_supports_task_get_driver (task), |
| mm_plugin_get_name (MM_PLUGIN (base)), |
| vendor, |
| product); |
| } |
| |
| if (modem) { |
| if (!mm_modem_grab_port (modem, subsys, name, ptype, pflags, 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, pflags, NULL, error)) |
| return NULL; |
| } |
| |
| return modem; |
| } |
| |
| /*****************************************************************************/ |
| |
| static void |
| mm_plugin_x22x_init (MMPluginX22x *self) |
| { |
| g_signal_connect (self, "probe-result", G_CALLBACK (probe_result), NULL); |
| } |
| |
| static void |
| mm_plugin_x22x_class_init (MMPluginX22xClass *klass) |
| { |
| MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass); |
| |
| pb_class->supports_port = supports_port; |
| pb_class->grab_port = grab_port; |
| } |
