diff options
Diffstat (limited to 'plugins/mm-plugin-huawei.c')
| -rw-r--r-- | plugins/mm-plugin-huawei.c | 341 |
1 files changed, 341 insertions, 0 deletions
diff --git a/plugins/mm-plugin-huawei.c b/plugins/mm-plugin-huawei.c new file mode 100644 index 0000000..ad799f0 --- /dev/null +++ b/plugins/mm-plugin-huawei.c @@ -0,0 +1,341 @@ +/* -*- 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 Red Hat, Inc. + */ + +#include <string.h> +#include <gmodule.h> + +#define G_UDEV_API_IS_SUBJECT_TO_CHANGE +#include <gudev/gudev.h> + +#include "mm-plugin-huawei.h" +#include "mm-generic-gsm.h" +#include "mm-generic-cdma.h" +#include "mm-modem-huawei-gsm.h" +#include "mm-modem-huawei-cdma.h" +#include "mm-serial-parsers.h" + +G_DEFINE_TYPE (MMPluginHuawei, mm_plugin_huawei, 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_HUAWEI, + MM_PLUGIN_BASE_NAME, "Huawei", + 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 & MM_PLUGIN_BASE_PORT_CAP_GSM) + return 10; + if (capabilities & CAP_CDMA) + return 10; + 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)); +} + +#define TAG_SUPPORTS_INFO "huawei-supports-info" + +typedef struct { + MMSerialPort *serial; + guint id; + gboolean secondary; +} HuaweiSupportsInfo; + +static void +huawei_supports_info_destroy (gpointer user_data) +{ + HuaweiSupportsInfo *info = user_data; + + if (info->id) + g_source_remove (info->id); + if (info->serial) + g_object_unref (info->serial); + memset (info, 0, sizeof (HuaweiSupportsInfo)); + g_free (info); +} + +static gboolean +probe_secondary_supported (gpointer user_data) +{ + MMPluginBaseSupportsTask *task = user_data; + HuaweiSupportsInfo *info; + + info = g_object_get_data (G_OBJECT (task), TAG_SUPPORTS_INFO); + + info->id = 0; + g_object_unref (info->serial); + info->serial = NULL; + + /* Yay, supported, we got an unsolicited message */ + info->secondary = TRUE; + mm_plugin_base_supports_task_complete (task, 10); + return FALSE; +} + +static void +probe_secondary_handle_msg (MMSerialPort *port, + GMatchInfo *match_info, + gpointer user_data) +{ + MMPluginBaseSupportsTask *task = user_data; + HuaweiSupportsInfo *info; + + info = g_object_get_data (G_OBJECT (task), TAG_SUPPORTS_INFO); + g_source_remove (info->id); + info->id = g_idle_add (probe_secondary_supported, task); +} + +static gboolean +probe_secondary_timeout (gpointer user_data) +{ + MMPluginBaseSupportsTask *task = user_data; + HuaweiSupportsInfo *info; + + info = g_object_get_data (G_OBJECT (task), TAG_SUPPORTS_INFO); + info->id = 0; + g_object_unref (info->serial); + info->serial = NULL; + + /* Not supported by this plugin */ + mm_plugin_base_supports_task_complete (task, 0); + return FALSE; +} + +static void +add_regex (MMSerialPort *port, const char *match, gpointer user_data) +{ + GRegex *regex; + + regex = g_regex_new (match, G_REGEX_RAW | G_REGEX_OPTIMIZE, 0, NULL); + mm_serial_port_add_unsolicited_msg_handler (port, regex, probe_secondary_handle_msg, user_data, NULL); + g_regex_unref (regex); +} + +static MMPluginSupportsResult +supports_port (MMPluginBase *base, + MMModem *existing, + MMPluginBaseSupportsTask *task) +{ + GUdevDevice *port; + guint32 cached = 0, level; + const char *subsys, *name; + int usbif; + guint16 vendor = 0, product = 0; + guint32 existing_type = MM_MODEM_TYPE_UNKNOWN; + + /* 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; + + if (vendor != 0x12d1) + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; + + usbif = g_udev_device_get_property_as_int (port, "ID_USB_INTERFACE_NUM"); + if (usbif < 0) + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; + + /* The secondary ports don't necessarily respond correctly to probing, so + * we need to use the first port that does respond to probing to create the + * right type of mode (GSM or CDMA), and then re-check the other interfaces. + */ + if (!existing && usbif != 0) + return MM_PLUGIN_SUPPORTS_PORT_DEFER; + + /* CDMA devices don't have problems with the secondary ports, so after + * ensuring we have a device by probing the first port, probe the secondary + * ports on CDMA devices too. + */ + if (existing) + g_object_get (G_OBJECT (existing), MM_MODEM_TYPE, &existing_type, NULL); + + if (usbif == 0 || (existing_type == MM_MODEM_TYPE_CDMA)) { + if (mm_plugin_base_get_cached_port_capabilities (base, port, &cached)) { + level = get_level_for_capabilities (cached); + if (level) { + mm_plugin_base_supports_task_complete (task, level); + return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS; + } + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; + } + + /* Otherwise kick off a probe */ + if (mm_plugin_base_probe_port (base, task, NULL)) + return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS; + } else { + HuaweiSupportsInfo *info; + GError *error = NULL; + + /* Listen for Huawei-specific unsolicited messages */ + info = g_malloc0 (sizeof (HuaweiSupportsInfo)); + + info->serial = mm_serial_port_new (name, MM_PORT_TYPE_PRIMARY); + g_object_set (G_OBJECT (info->serial), MM_PORT_CARRIER_DETECT, FALSE, NULL); + + mm_serial_port_set_response_parser (info->serial, + mm_serial_parser_v1_parse, + mm_serial_parser_v1_new (), + mm_serial_parser_v1_destroy); + + add_regex (info->serial, "\\r\\n\\^RSSI:(\\d+)\\r\\n", task); + add_regex (info->serial, "\\r\\n\\^MODE:(\\d),(\\d)\\r\\n", task); + add_regex (info->serial, "\\r\\n\\^DSFLOWRPT:(.+)\\r\\n", task); + add_regex (info->serial, "\\r\\n\\^BOOT:.+\\r\\n", task); + add_regex (info->serial, "\\r\\r\\^BOOT:.+\\r\\r", task); + + info->id = g_timeout_add (5000, probe_secondary_timeout, task); + + g_object_set_data_full (G_OBJECT (task), TAG_SUPPORTS_INFO, + info, huawei_supports_info_destroy); + + if (!mm_serial_port_open (info->serial, &error)) { + g_warning ("%s: (Huawei) %s: couldn't open serial port: (%d) %s", + __func__, name, + error ? error->code : -1, + error && error->message ? error->message : "(unknown)"); + g_clear_error (&error); + huawei_supports_info_destroy (info); + return MM_PLUGIN_SUPPORTS_PORT_UNSUPPORTED; + } + + 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, *physdev = NULL; + MMModem *modem = NULL; + const char *name, *subsys, *devfile, *sysfs_path; + guint32 caps; + guint16 product = 0; + + port = mm_plugin_base_supports_task_get_port (task); + g_assert (port); + + devfile = g_udev_device_get_device_file (port); + if (!devfile) { + g_set_error (error, 0, 0, "Could not get port's sysfs file."); + return NULL; + } + + physdev = mm_plugin_base_supports_task_get_physdev (task); + g_assert (physdev); + sysfs_path = g_udev_device_get_sysfs_path (physdev); + if (!sysfs_path) { + g_set_error (error, 0, 0, "Could not get port's physical device sysfs path."); + return NULL; + } + + subsys = g_udev_device_get_subsystem (port); + name = g_udev_device_get_name (port); + + if (!mm_plugin_base_get_device_ids (base, subsys, name, NULL, &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); + if (!existing) { + if (caps & MM_PLUGIN_BASE_PORT_CAP_GSM) { + if (product == 0x1001) { + /* This modem is handled by generic GSM driver */ + modem = mm_generic_gsm_new (sysfs_path, + mm_plugin_base_supports_task_get_driver (task), + mm_plugin_get_name (MM_PLUGIN (base))); + } else { + modem = mm_modem_huawei_gsm_new (sysfs_path, + mm_plugin_base_supports_task_get_driver (task), + mm_plugin_get_name (MM_PLUGIN (base))); + } + } else if (caps & CAP_CDMA) { + modem = mm_modem_huawei_cdma_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)); + } + + if (modem) { + if (!mm_modem_grab_port (modem, subsys, name, MM_PORT_TYPE_UNKNOWN, NULL, error)) { + g_object_unref (modem); + return NULL; + } + } + } else { + HuaweiSupportsInfo *info; + MMPortType ptype = MM_PORT_TYPE_UNKNOWN; + + info = g_object_get_data (G_OBJECT (task), TAG_SUPPORTS_INFO); + if (info && info->secondary && (product != 0x1001)) + ptype = MM_PORT_TYPE_SECONDARY; + + modem = existing; + if (!mm_modem_grab_port (modem, subsys, name, ptype, NULL, error)) + return NULL; + } + + return modem; +} + +/*****************************************************************************/ + +static void +mm_plugin_huawei_init (MMPluginHuawei *self) +{ + g_signal_connect (self, "probe-result", G_CALLBACK (probe_result), NULL); +} + +static void +mm_plugin_huawei_class_init (MMPluginHuaweiClass *klass) +{ + MMPluginBaseClass *pb_class = MM_PLUGIN_BASE_CLASS (klass); + + pb_class->supports_port = supports_port; + pb_class->grab_port = grab_port; +} |