From b12dad888320f4c4f986ffd486e031f586d50913 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Thu, 21 Jun 2012 20:46:04 -0700 Subject: [PATCH] qmimodem: Add support for GPRS data connection handling --- Makefile.am | 7 +- drivers/qmimodem/gprs-context.c | 314 ++++++++++++++++++++++++++++++++ drivers/qmimodem/gprs.c | 233 ++++++++++++++++++++++++ drivers/qmimodem/qmimodem.c | 4 + drivers/qmimodem/qmimodem.h | 6 + drivers/qmimodem/wds.h | 63 +++++++ 6 files changed, 625 insertions(+), 2 deletions(-) create mode 100644 drivers/qmimodem/gprs-context.c create mode 100644 drivers/qmimodem/gprs.c create mode 100644 drivers/qmimodem/wds.h diff --git a/Makefile.am b/Makefile.am index fdf15fa8..48d261c7 100644 --- a/Makefile.am +++ b/Makefile.am @@ -155,7 +155,8 @@ if QMIMODEM qmi_sources = drivers/qmimodem/qmi.h drivers/qmimodem/qmi.c \ drivers/qmimodem/ctl.h \ drivers/qmimodem/dms.h \ - drivers/qmimodem/nas.h + drivers/qmimodem/nas.h \ + drivers/qmimodem/wds.h builtin_modules += qmimodem builtin_sources += $(qmi_sources) \ @@ -164,7 +165,9 @@ builtin_sources += $(qmi_sources) \ drivers/qmimodem/qmimodem.c \ drivers/qmimodem/devinfo.c \ drivers/qmimodem/network-registration.c \ - drivers/qmimodem/sim-legacy.c + drivers/qmimodem/sim-legacy.c \ + drivers/qmimodem/gprs.c \ + drivers/qmimodem/gprs-context.c builtin_modules += gobi builtin_sources += plugins/gobi.c diff --git a/drivers/qmimodem/gprs-context.c b/drivers/qmimodem/gprs-context.c new file mode 100644 index 00000000..b036b8ab --- /dev/null +++ b/drivers/qmimodem/gprs-context.c @@ -0,0 +1,314 @@ +/* + * + * oFono - Open Source Telephony + * + * Copyright (C) 2011-2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include + +#include +#include +#include + +#include "qmi.h" +#include "wds.h" + +#include "qmimodem.h" + +struct gprs_context_data { + struct qmi_service *wds; + unsigned int active_context; + uint32_t pkt_handle; +}; + +static void pkt_status_notify(struct qmi_result *result, void *user_data) +{ + struct ofono_gprs_context *gc = user_data; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + const struct qmi_wds_notify_conn_status *status; + uint16_t len; + uint8_t ip_family; + + DBG(""); + + status = qmi_result_get(result, QMI_WDS_NOTIFY_CONN_STATUS, &len); + if (!status) + return; + + DBG("conn status %d", status->status); + + if (qmi_result_get_uint8(result, QMI_WDS_NOTIFY_IP_FAMILY, &ip_family)) + DBG("ip family %d", ip_family); + + switch (status->status) { + case QMI_WDS_CONN_STATUS_DISCONNECTED: + ofono_gprs_context_deactivated(gc, data->active_context); + data->active_context = 0; + break; + } +} + +static void get_settings_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_context_cb_t cb = cbd->cb; + struct ofono_gprs_context *gc = cbd->user; + struct ofono_modem *modem; + const char *interface; + uint8_t pdp_type, ip_family; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) + goto done; + + if (qmi_result_get_uint8(result, QMI_WDS_RESULT_PDP_TYPE, &pdp_type)) + DBG("PDP type %d", pdp_type); + + if (qmi_result_get_uint8(result, QMI_WDS_RESULT_IP_FAMILY, &ip_family)) + DBG("IP family %d", ip_family); + +done: + modem = ofono_gprs_context_get_modem(gc); + interface = ofono_modem_get_string(modem, "NetworkInterface"); + + ofono_gprs_context_set_interface(gc, interface); + + CALLBACK_WITH_SUCCESS(cb, cbd->data); + + g_free(cbd); +} + +static void start_net_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_context_cb_t cb = cbd->cb; + struct ofono_gprs_context *gc = cbd->user; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + struct ofono_modem *modem; + const char *interface; + uint32_t handle; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) + goto error; + + if (!qmi_result_get_uint32(result, QMI_WDS_RESULT_PKT_HANDLE, &handle)) + goto error; + + DBG("packet handle %d", handle); + + data->pkt_handle = handle; + + if (qmi_service_send(data->wds, QMI_WDS_GET_SETTINGS, NULL, + get_settings_cb, cbd, NULL) > 0) + return; + + modem = ofono_gprs_context_get_modem(gc); + interface = ofono_modem_get_string(modem, "NetworkInterface"); + + ofono_gprs_context_set_interface(gc, interface); + + CALLBACK_WITH_SUCCESS(cb, cbd->data); + + g_free(cbd); + + return; + +error: + data->active_context = 0; + + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void qmi_activate_primary(struct ofono_gprs_context *gc, + const struct ofono_gprs_primary_context *ctx, + ofono_gprs_context_cb_t cb, void *user_data) +{ + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + uint8_t ip_family; + + DBG("cid %u", ctx->cid); + + cbd->user = gc; + + data->active_context = ctx->cid; + + switch (ctx->proto) { + case OFONO_GPRS_PROTO_IP: + ip_family = 4; + break; + case OFONO_GPRS_PROTO_IPV6: + ip_family = 6; + break; + default: + goto error; + } + + param = qmi_param_new(); + if (!param) + goto error; + + qmi_param_append(param, QMI_WDS_PARAM_APN, + strlen(ctx->apn), ctx->apn); + + qmi_param_append_uint8(param, QMI_WDS_PARAM_IP_FAMILY, ip_family); + + if (qmi_service_send(data->wds, QMI_WDS_START_NET, param, + start_net_cb, cbd, NULL) > 0) + return; + + qmi_param_free(param); + +error: + data->active_context = 0; + + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void stop_net_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_context_cb_t cb = cbd->cb; + struct ofono_gprs_context *gc = cbd->user; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + + DBG(""); + + if (qmi_result_set_error(result, NULL)) { + CALLBACK_WITH_FAILURE(cb, cbd->data); + return; + } + + data->active_context = 0; + + data->pkt_handle = 0; + + CALLBACK_WITH_SUCCESS(cb, cbd->data); + + g_free(cbd); +} + +static void qmi_deactivate_primary(struct ofono_gprs_context *gc, + unsigned int cid, + ofono_gprs_context_cb_t cb, void *user_data) +{ + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + + DBG("cid %u", cid); + + cbd->user = gc; + + param = qmi_param_new_uint32(QMI_WDS_PARAM_PKT_HANDLE, + data->pkt_handle); + if (!param) + goto error; + + if (qmi_service_send(data->wds, QMI_WDS_STOP_NET, param, + stop_net_cb, cbd, NULL) > 0) + return; + + qmi_param_free(param); + +error: + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void create_wds_cb(struct qmi_service *service, void *user_data) +{ + struct ofono_gprs_context *gc = user_data; + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + + DBG(""); + + if (!service) { + ofono_error("Failed to request WDS service"); + ofono_gprs_context_remove(gc); + return; + } + + data->wds = qmi_service_ref(service); + + qmi_service_register(data->wds, QMI_WDS_PKT_STATUS_IND, + pkt_status_notify, gc, NULL); +} + +static int qmi_gprs_context_probe(struct ofono_gprs_context *gc, + unsigned int vendor, void *user_data) +{ + struct qmi_device *device = user_data; + struct gprs_context_data *data; + + DBG(""); + + data = g_new0(struct gprs_context_data, 1); + + ofono_gprs_context_set_data(gc, data); + + qmi_service_create(device, QMI_SERVICE_WDS, create_wds_cb, gc, NULL); + + return 0; +} + +static void qmi_gprs_context_remove(struct ofono_gprs_context *gc) +{ + struct gprs_context_data *data = ofono_gprs_context_get_data(gc); + + DBG(""); + + ofono_gprs_context_set_data(gc, NULL); + + qmi_service_unregister_all(data->wds); + + qmi_service_unref(data->wds); + + g_free(data); +} + +static struct ofono_gprs_context_driver driver = { + .name = "qmimodem", + .probe = qmi_gprs_context_probe, + .remove = qmi_gprs_context_remove, + .activate_primary = qmi_activate_primary, + .deactivate_primary = qmi_deactivate_primary, +}; + +void qmi_gprs_context_init(void) +{ + ofono_gprs_context_driver_register(&driver); +} + +void qmi_gprs_context_exit(void) +{ + ofono_gprs_context_driver_unregister(&driver); +} diff --git a/drivers/qmimodem/gprs.c b/drivers/qmimodem/gprs.c new file mode 100644 index 00000000..5e27b0e1 --- /dev/null +++ b/drivers/qmimodem/gprs.c @@ -0,0 +1,233 @@ +/* + * + * oFono - Open Source Telephony + * + * Copyright (C) 2011-2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include + +#include "qmi.h" +#include "nas.h" + +#include "qmimodem.h" + +struct gprs_data { + struct qmi_service *nas; +}; + +static bool extract_ss_info(struct qmi_result *result, int *status) +{ + const struct qmi_nas_serving_system *ss; + uint16_t len; + + DBG(""); + + ss = qmi_result_get(result, QMI_NAS_RESULT_SERVING_SYSTEM, &len); + if (!ss) + return false; + + if (ss->ps_state == QMI_NAS_ATTACH_STATUS_ATTACHED) + *status = 0x01; + else + *status = 0x00; + + return true; +} + +static void ss_info_notify(struct qmi_result *result, void *user_data) +{ + struct ofono_gprs *gprs = user_data; + int status; + + DBG(""); + + if (!extract_ss_info(result, &status)) + return; + + ofono_gprs_status_notify(gprs, status); +} + +static void attach_detach_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_cb_t cb = cbd->cb; + uint16_t error; + + DBG(""); + + if (qmi_result_set_error(result, &error)) { + if (error == 26) { + /* no effect */ + goto done; + } + + CALLBACK_WITH_FAILURE(cb, cbd->data); + return; + } + +done: + CALLBACK_WITH_SUCCESS(cb, cbd->data); +} + +static void qmi_set_attached(struct ofono_gprs *gprs, int attached, + ofono_gprs_cb_t cb, void *user_data) +{ + struct gprs_data *data = ofono_gprs_get_data(gprs); + struct cb_data *cbd = cb_data_new(cb, user_data); + struct qmi_param *param; + uint8_t action; + + DBG("attached %d", attached); + + if (attached) + action = QMI_NAS_ATTACH_ACTION_ATTACH; + else + action = QMI_NAS_ATTACH_ACTION_DETACH; + + param = qmi_param_new_uint8(QMI_NAS_PARAM_ATTACH_ACTION, action); + if (!param) + goto error; + + if (qmi_service_send(data->nas, QMI_NAS_ATTACH_DETACH, param, + attach_detach_cb, cbd, g_free) > 0) + return; + + qmi_param_free(param); + +error: + CALLBACK_WITH_FAILURE(cb, cbd->data); + + g_free(cbd); +} + +static void get_ss_info_cb(struct qmi_result *result, void *user_data) +{ + struct cb_data *cbd = user_data; + ofono_gprs_status_cb_t cb = cbd->cb; + int status; + + DBG(""); + + if (qmi_result_set_error(result, NULL)) { + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + return; + } + + if (!extract_ss_info(result, &status)) { + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + return; + } + + CALLBACK_WITH_SUCCESS(cb, status, cbd->data); +} + +static void qmi_attached_status(struct ofono_gprs *gprs, + ofono_gprs_status_cb_t cb, void *user_data) +{ + struct gprs_data *data = ofono_gprs_get_data(gprs); + struct cb_data *cbd = cb_data_new(cb, user_data); + + DBG(""); + + if (qmi_service_send(data->nas, QMI_NAS_GET_SS_INFO, NULL, + get_ss_info_cb, cbd, g_free) > 0) + return; + + CALLBACK_WITH_FAILURE(cb, -1, cbd->data); + + g_free(cbd); +} + +static void create_nas_cb(struct qmi_service *service, void *user_data) +{ + struct ofono_gprs *gprs = user_data; + struct gprs_data *data = ofono_gprs_get_data(gprs); + + DBG(""); + + if (!service) { + ofono_error("Failed to request NAS service"); + ofono_gprs_remove(gprs); + return; + } + + data->nas = qmi_service_ref(service); + + qmi_service_register(data->nas, QMI_NAS_SS_INFO_IND, + ss_info_notify, gprs, NULL); + + ofono_gprs_set_cid_range(gprs, 1, 1); + + ofono_gprs_register(gprs); +} + +static int qmi_gprs_probe(struct ofono_gprs *gprs, + unsigned int vendor, void *user_data) +{ + struct qmi_device *device = user_data; + struct gprs_data *data; + + DBG(""); + + data = g_new0(struct gprs_data, 1); + + ofono_gprs_set_data(gprs, data); + + qmi_service_create(device, QMI_SERVICE_NAS, create_nas_cb, gprs, NULL); + + return 0; +} + +static void qmi_gprs_remove(struct ofono_gprs *gprs) +{ + struct gprs_data *data = ofono_gprs_get_data(gprs); + + DBG(""); + + ofono_gprs_set_data(gprs, NULL); + + qmi_service_unregister_all(data->nas); + + qmi_service_unref(data->nas); + + g_free(data); +} + +static struct ofono_gprs_driver driver = { + .name = "qmimodem", + .probe = qmi_gprs_probe, + .remove = qmi_gprs_remove, + .set_attached = qmi_set_attached, + .attached_status = qmi_attached_status, +}; + +void qmi_gprs_init(void) +{ + ofono_gprs_driver_register(&driver); +} + +void qmi_gprs_exit(void) +{ + ofono_gprs_driver_unregister(&driver); +} diff --git a/drivers/qmimodem/qmimodem.c b/drivers/qmimodem/qmimodem.c index 5a9135eb..ad9742bc 100644 --- a/drivers/qmimodem/qmimodem.c +++ b/drivers/qmimodem/qmimodem.c @@ -33,12 +33,16 @@ static int qmimodem_init(void) qmi_devinfo_init(); qmi_netreg_init(); qmi_sim_legacy_init(); + qmi_gprs_init(); + qmi_gprs_context_init(); return 0; } static void qmimodem_exit(void) { + qmi_gprs_context_exit(); + qmi_gprs_exit(); qmi_sim_legacy_exit(); qmi_netreg_exit(); qmi_devinfo_exit(); diff --git a/drivers/qmimodem/qmimodem.h b/drivers/qmimodem/qmimodem.h index 6775a47c..c1584ca1 100644 --- a/drivers/qmimodem/qmimodem.h +++ b/drivers/qmimodem/qmimodem.h @@ -29,3 +29,9 @@ extern void qmi_netreg_exit(void); extern void qmi_sim_legacy_init(void); extern void qmi_sim_legacy_exit(void); + +extern void qmi_gprs_init(void); +extern void qmi_gprs_exit(void); + +extern void qmi_gprs_context_init(void); +extern void qmi_gprs_context_exit(void); diff --git a/drivers/qmimodem/wds.h b/drivers/qmimodem/wds.h new file mode 100644 index 00000000..0da34ab9 --- /dev/null +++ b/drivers/qmimodem/wds.h @@ -0,0 +1,63 @@ +/* + * + * oFono - Open Source Telephony + * + * Copyright (C) 2011-2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#define QMI_WDS_START_NET 32 /* Start WDS network interface */ +#define QMI_WDS_STOP_NET 33 /* Stop WDS network interface */ +#define QMI_WDS_GET_PKT_STATUS 34 /* Get packet data connection status */ +#define QMI_WDS_PKT_STATUS_IND 34 /* Packet data connection status indication */ + +#define QMI_WDS_GET_SETTINGS 45 /* Get the runtime data session settings */ + + +/* Start WDS network interface */ +#define QMI_WDS_PARAM_APN 0x14 /* string */ +#define QMI_WDS_PARAM_IP_FAMILY 0x19 /* uint8 */ + +#define QMI_WDS_RESULT_PKT_HANDLE 0x01 /* uint32 */ + +/* Stop WDS network interface */ +#define QMI_WDS_PARAM_PKT_HANDLE 0x01 /* uint32 */ + +/* Packet data connection status indication */ +#define QMI_WDS_NOTIFY_CONN_STATUS 0x01 +struct qmi_wds_notify_conn_status { + uint8_t status; + uint8_t reconf; +} __attribute__((__packed__)); +#define QMI_WDS_NOTIFY_IP_FAMILY 0x12 /* uint8 */ + +#define QMI_WDS_CONN_STATUS_DISCONNECTED 0x01 +#define QMI_WDS_CONN_STATUS_CONNECTED 0x02 +#define QMI_WDS_CONN_STATUS_SUSPENDED 0x03 +#define QMI_WDS_CONN_STATUS_AUTHENTICATING 0x04 + +/* Get the runtime data session settings */ +#define QMI_WDS_RESULT_PDP_TYPE 0x11 /* uint8 */ +#define QMI_WDS_RESULT_PRIMARY_DNS 0x15 /* uint32 IPv4 */ +#define QMI_WDS_RESULT_SECONDARY_DNS 0x16 /* uint32 IPv4 */ +#define QMI_WDS_RESULT_IP_ADDRESS 0x1e /* uint32 IPv4 */ +#define QMI_WDS_RESULT_GATEWAY 0x20 /* uint32 IPv4 */ +#define QMI_WDS_RESULT_IP_FAMILY 0x2b /* uint8 */ + +#define QMI_WDS_PDP_TYPE_IPV4 0x00 +#define QMI_WDS_PDP_TYPE_PPP 0x01 +#define QMI_WDS_PDP_TYPE_IPV6 0x02 +#define QMI_WDS_PDP_TYPE_IPV4V6 0x03