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Diffstat (limited to 'src/plugins/x22x/mm-plugin-x22x.c')
-rw-r--r--src/plugins/x22x/mm-plugin-x22x.c255
1 files changed, 255 insertions, 0 deletions
diff --git a/src/plugins/x22x/mm-plugin-x22x.c b/src/plugins/x22x/mm-plugin-x22x.c
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+++ b/src/plugins/x22x/mm-plugin-x22x.c
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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) 2008 - 2009 Novell, Inc.
+ * Copyright (C) 2009 - 2012 Red Hat, Inc.
+ * Copyright (C) 2012 Aleksander Morgado <aleksander@gnu.org>
+ */
+
+#include <string.h>
+#include <gmodule.h>
+
+#define _LIBMM_INSIDE_MM
+#include <libmm-glib.h>
+
+#include "mm-log-object.h"
+#include "mm-modem-helpers.h"
+#include "mm-plugin-x22x.h"
+#include "mm-broadband-modem-x22x.h"
+
+#if defined WITH_QMI
+#include "mm-broadband-modem-qmi.h"
+#endif
+
+G_DEFINE_TYPE (MMPluginX22x, mm_plugin_x22x, MM_TYPE_PLUGIN)
+
+MM_PLUGIN_DEFINE_MAJOR_VERSION
+MM_PLUGIN_DEFINE_MINOR_VERSION
+
+/*****************************************************************************/
+/* Custom init */
+
+typedef struct {
+ MMPortSerialAt *port;
+ guint retries;
+} X22xCustomInitContext;
+
+static void
+x22x_custom_init_context_free (X22xCustomInitContext *ctx)
+{
+ g_object_unref (ctx->port);
+ g_slice_free (X22xCustomInitContext, ctx);
+}
+
+static gboolean
+x22x_custom_init_finish (MMPortProbe *probe,
+ GAsyncResult *result,
+ GError **error)
+{
+ return g_task_propagate_boolean (G_TASK (result), error);
+}
+
+static void x22x_custom_init_step (GTask *task);
+
+static void
+gmr_ready (MMPortSerialAt *port,
+ GAsyncResult *res,
+ GTask *task)
+{
+ MMPortProbe *probe;
+ const gchar *p;
+ const gchar *response;
+ GError *error = NULL;
+
+ probe = g_task_get_source_object (task);
+
+ response = mm_port_serial_at_command_finish (port, res, &error);
+ if (error) {
+ g_error_free (error);
+ /* Just retry... */
+ x22x_custom_init_step (task);
+ return;
+ }
+
+ /* Note the lack of a ':' on the GMR; the X200 doesn't send one */
+ p = mm_strip_tag (response, "AT+GMR");
+ if (p && *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.
+ */
+ g_task_return_new_error (task,
+ MM_CORE_ERROR,
+ MM_CORE_ERROR_UNSUPPORTED,
+ "Not supported with the X22X plugin");
+ } else {
+ mm_obj_dbg (probe, "(X22X) device is supported by this plugin");
+ g_task_return_boolean (task, TRUE);
+ }
+ g_object_unref (task);
+}
+
+static void
+x22x_custom_init_step (GTask *task)
+{
+ MMPortProbe *probe;
+ X22xCustomInitContext *ctx;
+ GCancellable *cancellable;
+
+ probe = g_task_get_source_object (task);
+ ctx = g_task_get_task_data (task);
+ cancellable = g_task_get_cancellable (task);
+
+ /* If cancelled, end */
+ if (g_cancellable_is_cancelled (cancellable)) {
+ mm_obj_dbg (probe, "(X22X) no need to keep on running custom init");
+ g_task_return_boolean (task, TRUE);
+ g_object_unref (task);
+ return;
+ }
+
+ if (ctx->retries == 0) {
+ /* In this case, we need the AT command result to decide whether we can
+ * support this modem or not, so really fail if we didn't get it. */
+ g_task_return_new_error (task,
+ MM_CORE_ERROR,
+ MM_CORE_ERROR_FAILED,
+ "Couldn't get device revision information");
+ g_object_unref (task);
+ return;
+ }
+
+ ctx->retries--;
+ mm_port_serial_at_command (
+ ctx->port,
+ "AT+GMR",
+ 3,
+ FALSE, /* raw */
+ FALSE, /* allow_cached */
+ cancellable,
+ (GAsyncReadyCallback)gmr_ready,
+ task);
+}
+
+static void
+x22x_custom_init (MMPortProbe *probe,
+ MMPortSerialAt *port,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ MMDevice *device;
+ X22xCustomInitContext *ctx;
+ GTask *task;
+
+ ctx = g_slice_new (X22xCustomInitContext);
+ ctx->port = g_object_ref (port);
+ ctx->retries = 3;
+
+ task = g_task_new (probe, cancellable, callback, user_data);
+ g_task_set_check_cancellable (task, FALSE);
+ g_task_set_task_data (task, ctx, (GDestroyNotify)x22x_custom_init_context_free);
+
+ /* 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.
+ */
+ device = mm_port_probe_peek_device (probe);
+ if (mm_device_get_vendor (device) != 0x1bbb ||
+ mm_device_get_product (device) != 0x0000) {
+ /* If not exactly this vendor/product, just skip */
+ g_task_return_boolean (task, TRUE);
+ g_object_unref (task);
+ return;
+ }
+
+ x22x_custom_init_step (task);
+}
+
+/*****************************************************************************/
+
+static MMBaseModem *
+create_modem (MMPlugin *self,
+ const gchar *uid,
+ const gchar **drivers,
+ guint16 vendor,
+ guint16 product,
+ guint16 subsystem_vendor,
+ GList *probes,
+ GError **error)
+{
+#if defined WITH_QMI
+ if (mm_port_probe_list_has_qmi_port (probes)) {
+ mm_obj_dbg (self, "QMI-powered X22X modem found...");
+ return MM_BASE_MODEM (mm_broadband_modem_qmi_new (uid,
+ drivers,
+ mm_plugin_get_name (self),
+ vendor,
+ product));
+ }
+#endif
+
+ return MM_BASE_MODEM (mm_broadband_modem_x22x_new (uid,
+ drivers,
+ mm_plugin_get_name (self),
+ vendor,
+ product));
+}
+
+/*****************************************************************************/
+
+G_MODULE_EXPORT MMPlugin *
+mm_plugin_create (void)
+{
+ static const gchar *subsystems[] = { "tty", "net", "usbmisc", NULL };
+ /* Vendors: TAMobile and Olivetti */
+ static const guint16 vendor_ids[] = { 0x1bbb, 0x0b3c, 0 };
+ /* Only handle X22X tagged devices here. */
+ static const gchar *udev_tags[] = {
+ "ID_MM_X22X_TAGGED",
+ NULL
+ };
+ static const MMAsyncMethod custom_init = {
+ .async = G_CALLBACK (x22x_custom_init),
+ .finish = G_CALLBACK (x22x_custom_init_finish),
+ };
+
+ return MM_PLUGIN (
+ g_object_new (MM_TYPE_PLUGIN_X22X,
+ MM_PLUGIN_NAME, MM_MODULE_NAME,
+ MM_PLUGIN_ALLOWED_SUBSYSTEMS, subsystems,
+ MM_PLUGIN_ALLOWED_VENDOR_IDS, vendor_ids,
+ MM_PLUGIN_ALLOWED_AT, TRUE,
+ MM_PLUGIN_ALLOWED_QMI, TRUE,
+ MM_PLUGIN_ALLOWED_UDEV_TAGS, udev_tags,
+ MM_PLUGIN_CUSTOM_INIT, &custom_init,
+ NULL));
+}
+
+static void
+mm_plugin_x22x_init (MMPluginX22x *self)
+{
+}
+
+static void
+mm_plugin_x22x_class_init (MMPluginX22xClass *klass)
+{
+ MMPluginClass *plugin_class = MM_PLUGIN_CLASS (klass);
+
+ plugin_class->create_modem = create_modem;
+}
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