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Diffstat (limited to 'plugins/telit/mm-shared-telit.c')
| -rw-r--r-- | plugins/telit/mm-shared-telit.c | 451 |
1 files changed, 451 insertions, 0 deletions
diff --git a/plugins/telit/mm-shared-telit.c b/plugins/telit/mm-shared-telit.c new file mode 100644 index 00000000..c79f7ff0 --- /dev/null +++ b/plugins/telit/mm-shared-telit.c @@ -0,0 +1,451 @@ +/* -*- 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) 2019 Daniele Palmas <dnlplm@gmail.com> + */ + +#include <config.h> + +#include <stdio.h> + +#include <glib-object.h> +#include <gio/gio.h> + +#define _LIBMM_INSIDE_MM +#include <libmm-glib.h> + +#include "mm-log.h" +#include "mm-iface-modem.h" +#include "mm-iface-modem-location.h" +#include "mm-base-modem.h" +#include "mm-base-modem-at.h" +#include "mm-modem-helpers-telit.h" +#include "mm-shared-telit.h" + +/*****************************************************************************/ +/* Load current mode (Modem interface) */ + +gboolean +mm_shared_telit_load_current_modes_finish (MMIfaceModem *self, + GAsyncResult *res, + MMModemMode *allowed, + MMModemMode *preferred, + GError **error) +{ + const gchar *response; + const gchar *str; + gint a; + + response = mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, error); + if (!response) + return FALSE; + + str = mm_strip_tag (response, "+WS46: "); + + if (!sscanf (str, "%d", &a)) { + g_set_error (error, + MM_CORE_ERROR, + MM_CORE_ERROR_FAILED, + "Couldn't parse +WS46 response: '%s'", + response); + return FALSE; + } + + *preferred = MM_MODEM_MODE_NONE; + switch (a) { + case 12: + *allowed = MM_MODEM_MODE_2G; + return TRUE; + case 22: + *allowed = MM_MODEM_MODE_3G; + return TRUE; + case 25: + if (mm_iface_modem_is_3gpp_lte (self)) + *allowed = (MM_MODEM_MODE_2G | MM_MODEM_MODE_3G | MM_MODEM_MODE_4G); + else + *allowed = (MM_MODEM_MODE_2G | MM_MODEM_MODE_3G); + return TRUE; + case 28: + *allowed = MM_MODEM_MODE_4G; + return TRUE; + case 29: + *allowed = (MM_MODEM_MODE_2G | MM_MODEM_MODE_3G); + return TRUE; + case 30: + *allowed = (MM_MODEM_MODE_2G | MM_MODEM_MODE_4G); + return TRUE; + case 31: + *allowed = (MM_MODEM_MODE_3G | MM_MODEM_MODE_4G); + return TRUE; + default: + break; + } + + g_set_error (error, + MM_CORE_ERROR, + MM_CORE_ERROR_FAILED, + "Couldn't parse unexpected +WS46 response: '%s'", + response); + return FALSE; +} + +void +mm_shared_telit_load_current_modes (MMIfaceModem *self, + GAsyncReadyCallback callback, + gpointer user_data) +{ + mm_base_modem_at_command (MM_BASE_MODEM (self), + "+WS46?", + 3, + FALSE, + callback, + user_data); +} + +/*****************************************************************************/ +/* Load supported bands (Modem interface) */ + +typedef struct { + gboolean mm_modem_is_2g; + gboolean mm_modem_is_3g; + gboolean mm_modem_is_4g; + MMTelitLoadBandsType band_type; +} LoadBandsContext; + +static void +mm_shared_telit_load_bands_context_free (LoadBandsContext *ctx) +{ + g_slice_free (LoadBandsContext, ctx); +} + +static void +mm_shared_telit_load_bands_ready (MMBaseModem *self, + GAsyncResult *res, + GTask *task) +{ + const gchar *response; + GError *error = NULL; + GArray *bands = NULL; + LoadBandsContext *ctx; + + ctx = g_task_get_task_data (task); + response = mm_base_modem_at_command_finish (self, res, &error); + + if (!response) + g_task_return_error (task, error); + else if (!mm_telit_parse_bnd_response (response, + ctx->mm_modem_is_2g, + ctx->mm_modem_is_3g, + ctx->mm_modem_is_4g, + ctx->band_type, + &bands, + &error)) + g_task_return_error (task, error); + else + g_task_return_pointer (task, bands, (GDestroyNotify)g_array_unref); + + g_object_unref (task); +} + +void +mm_shared_telit_modem_load_supported_bands (MMIfaceModem *self, + GAsyncReadyCallback callback, + gpointer user_data) +{ + GTask *task; + LoadBandsContext *ctx; + + ctx = g_slice_new0 (LoadBandsContext); + + ctx->mm_modem_is_2g = mm_iface_modem_is_2g (self); + ctx->mm_modem_is_3g = mm_iface_modem_is_3g (self); + ctx->mm_modem_is_4g = mm_iface_modem_is_4g (self); + ctx->band_type = LOAD_SUPPORTED_BANDS; + + task = g_task_new (self, NULL, callback, user_data); + g_task_set_task_data (task, ctx, (GDestroyNotify)mm_shared_telit_load_bands_context_free); + + mm_base_modem_at_command (MM_BASE_MODEM (self), + "#BND=?", + 3, + FALSE, + (GAsyncReadyCallback) mm_shared_telit_load_bands_ready, + task); +} + +/*****************************************************************************/ +/* Load current bands (Modem interface) */ + +GArray * +mm_shared_telit_modem_load_bands_finish (MMIfaceModem *self, + GAsyncResult *res, + GError **error) +{ + return (GArray *) g_task_propagate_pointer (G_TASK (res), error); +} + +void +mm_shared_telit_modem_load_current_bands (MMIfaceModem *self, + GAsyncReadyCallback callback, + gpointer user_data) +{ + GTask *task; + LoadBandsContext *ctx; + + ctx = g_slice_new0 (LoadBandsContext); + + ctx->mm_modem_is_2g = mm_iface_modem_is_2g (self); + ctx->mm_modem_is_3g = mm_iface_modem_is_3g (self); + ctx->mm_modem_is_4g = mm_iface_modem_is_4g (self); + ctx->band_type = LOAD_CURRENT_BANDS; + + task = g_task_new (self, NULL, callback, user_data); + g_task_set_task_data (task, ctx, (GDestroyNotify)mm_shared_telit_load_bands_context_free); + + mm_base_modem_at_command (MM_BASE_MODEM (self), + "#BND?", + 3, + FALSE, + (GAsyncReadyCallback) mm_shared_telit_load_bands_ready, + task); +} + +/*****************************************************************************/ +/* Set current bands (Modem interface) */ + +gboolean +mm_shared_telit_modem_set_current_bands_finish (MMIfaceModem *self, + GAsyncResult *res, + GError **error) +{ + return g_task_propagate_boolean (G_TASK (res), error); +} + +static void +mm_shared_telit_modem_set_current_bands_ready (MMBaseModem *self, + GAsyncResult *res, + GTask *task) +{ + GError *error = NULL; + + mm_base_modem_at_command_finish (self, res, &error); + if (error) + g_task_return_error (task, error); + else + g_task_return_boolean (task, TRUE); + + g_object_unref (task); +} + +void +mm_shared_telit_modem_set_current_bands (MMIfaceModem *self, + GArray *bands_array, + GAsyncReadyCallback callback, + gpointer user_data) +{ + gchar *cmd; + gint flag2g; + gint flag3g; + gint flag4g; + gboolean is_2g; + gboolean is_3g; + gboolean is_4g; + GTask *task; + + mm_telit_get_band_flag (bands_array, &flag2g, &flag3g, &flag4g); + + is_2g = mm_iface_modem_is_2g (self); + is_3g = mm_iface_modem_is_3g (self); + is_4g = mm_iface_modem_is_4g (self); + + if (is_2g && flag2g == -1) { + g_task_report_new_error (self, + callback, + user_data, + mm_shared_telit_modem_set_current_bands, + MM_CORE_ERROR, + MM_CORE_ERROR_NOT_FOUND, + "None or invalid 2G bands combination in the provided list"); + return; + } + + if (is_3g && flag3g == -1) { + g_task_report_new_error (self, + callback, + user_data, + mm_shared_telit_modem_set_current_bands, + MM_CORE_ERROR, + MM_CORE_ERROR_NOT_FOUND, + "None or invalid 3G bands combination in the provided list"); + return; + } + + if (is_4g && flag4g == -1) { + g_task_report_new_error (self, + callback, + user_data, + mm_shared_telit_modem_set_current_bands, + MM_CORE_ERROR, + MM_CORE_ERROR_NOT_FOUND, + "None or invalid 4G bands combination in the provided list"); + return; + } + + cmd = NULL; + if (is_2g && !is_3g && !is_4g) + cmd = g_strdup_printf ("AT#BND=%d", flag2g); + else if (is_2g && is_3g && !is_4g) + cmd = g_strdup_printf ("AT#BND=%d,%d", flag2g, flag3g); + else if (is_2g && is_3g && is_4g) + cmd = g_strdup_printf ("AT#BND=%d,%d,%d", flag2g, flag3g, flag4g); + else if (!is_2g && !is_3g && is_4g) + cmd = g_strdup_printf ("AT#BND=0,0,%d", flag4g); + else if (!is_2g && is_3g && is_4g) + cmd = g_strdup_printf ("AT#BND=0,%d,%d", flag3g, flag4g); + else if (is_2g && !is_3g && is_4g) + cmd = g_strdup_printf ("AT#BND=%d,0,%d", flag2g, flag4g); + else { + g_task_report_new_error (self, + callback, + user_data, + mm_shared_telit_modem_set_current_bands, + MM_CORE_ERROR, + MM_CORE_ERROR_FAILED, + "Unexpected error: could not compose AT#BND command"); + return; + } + task = g_task_new (self, NULL, callback, user_data); + mm_base_modem_at_command (MM_BASE_MODEM (self), + cmd, + 20, + FALSE, + (GAsyncReadyCallback)mm_shared_telit_modem_set_current_bands_ready, + task); + g_free (cmd); +} + +/*****************************************************************************/ +/* Set current modes (Modem interface) */ + +gboolean +mm_shared_telit_set_current_modes_finish (MMIfaceModem *self, + GAsyncResult *res, + GError **error) +{ + return g_task_propagate_boolean (G_TASK (res), error); +} + +static void +mm_shared_telit_ws46_set_ready (MMBaseModem *self, + GAsyncResult *res, + GTask *task) +{ + GError *error = NULL; + + mm_base_modem_at_command_finish (self, res, &error); + if (error) + /* Let the error be critical. */ + g_task_return_error (task, error); + else + g_task_return_boolean (task, TRUE); + g_object_unref (task); +} + +void +mm_shared_telit_set_current_modes (MMIfaceModem *self, + MMModemMode allowed, + MMModemMode preferred, + GAsyncReadyCallback callback, + gpointer user_data) +{ + GTask *task; + gchar *command; + gint ws46_mode = -1; + + task = g_task_new (self, NULL, callback, user_data); + + if (allowed == MM_MODEM_MODE_2G) + ws46_mode = 12; + else if (allowed == MM_MODEM_MODE_3G) + ws46_mode = 22; + else if (allowed == MM_MODEM_MODE_4G) + ws46_mode = 28; + else if (allowed == (MM_MODEM_MODE_2G | MM_MODEM_MODE_3G)) { + if (mm_iface_modem_is_3gpp_lte (self)) + ws46_mode = 29; + else + ws46_mode = 25; + } else if (allowed == (MM_MODEM_MODE_2G | MM_MODEM_MODE_4G)) + ws46_mode = 30; + else if (allowed == (MM_MODEM_MODE_3G | MM_MODEM_MODE_4G)) + ws46_mode = 31; + else if (allowed == (MM_MODEM_MODE_2G | MM_MODEM_MODE_3G | MM_MODEM_MODE_4G) || + allowed == MM_MODEM_MODE_ANY) + ws46_mode = 25; + + /* Telit modems do not support preferred mode selection */ + if ((ws46_mode < 0) || (preferred != MM_MODEM_MODE_NONE)) { + gchar *allowed_str; + gchar *preferred_str; + + allowed_str = mm_modem_mode_build_string_from_mask (allowed); + preferred_str = mm_modem_mode_build_string_from_mask (preferred); + g_task_return_new_error (task, + MM_CORE_ERROR, + MM_CORE_ERROR_FAILED, + "Requested mode (allowed: '%s', preferred: '%s') not " + "supported by the modem.", + allowed_str, + preferred_str); + g_free (allowed_str); + g_free (preferred_str); + + g_object_unref (task); + return; + } + + command = g_strdup_printf ("AT+WS46=%d", ws46_mode); + mm_base_modem_at_command ( + MM_BASE_MODEM (self), + command, + 10, + FALSE, + (GAsyncReadyCallback)mm_shared_telit_ws46_set_ready, + task); + g_free (command); +} + +/*****************************************************************************/ + +static void +shared_telit_init (gpointer g_iface) +{ +} + +GType +mm_shared_telit_get_type (void) +{ + static GType shared_telit_type = 0; + + if (!G_UNLIKELY (shared_telit_type)) { + static const GTypeInfo info = { + sizeof (MMSharedTelit), /* class_size */ + shared_telit_init, /* base_init */ + NULL, /* base_finalize */ + }; + + shared_telit_type = g_type_register_static (G_TYPE_INTERFACE, "MMSharedTelit", &info, 0); + g_type_interface_add_prerequisite (shared_telit_type, MM_TYPE_IFACE_MODEM); + } + + return shared_telit_type; +} |