gobi: Use QMI support to drive this modem

This commit is contained in:
Marcel Holtmann 2012-06-21 16:09:57 -07:00
parent ad20ea12c5
commit be4423e523
1 changed files with 288 additions and 153 deletions

View File

@ -2,7 +2,7 @@
*
* oFono - Open Source Telephony
*
* Copyright (C) 2008-2011 Intel Corporation. All rights reserved.
* Copyright (C) 2008-2012 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
@ -24,32 +24,44 @@
#endif
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <glib.h>
#include <gatchat.h>
#include <gattty.h>
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/devinfo.h>
#include <ofono/netreg.h>
#include <ofono/phonebook.h>
#include <ofono/sim.h>
#include <ofono/stk.h>
#include <ofono/sms.h>
#include <ofono/gprs.h>
#include <ofono/gprs-context.h>
#include <ofono/location-reporting.h>
#include <ofono/log.h>
#include <drivers/atmodem/atutil.h>
#include <drivers/atmodem/vendor.h>
#include <drivers/qmimodem/qmi.h>
#include <drivers/qmimodem/dms.h>
#include <drivers/qmimodem/util.h>
static const char *none_prefix[] = { NULL };
#define GOBI_DMS (1 << 0)
#define GOBI_NAS (1 << 1)
#define GOBI_WMS (1 << 2)
#define GOBI_WDS (1 << 3)
#define GOBI_PDS (1 << 4)
#define GOBI_PBM (1 << 5)
#define GOBI_UIM (1 << 6)
#define GOBI_CAT (1 << 7)
#define GOBI_CAT_OLD (1 << 8)
struct gobi_data {
GAtChat *chat;
struct ofono_sim *sim;
gboolean have_sim;
guint cfun_timeout;
struct qmi_device *device;
struct qmi_service *dms;
unsigned long features;
unsigned int discover_attempts;
uint8_t oper_mode;
};
static void gobi_debug(const char *str, void *user_data)
@ -66,7 +78,7 @@ static int gobi_probe(struct ofono_modem *modem)
DBG("%p", modem);
data = g_try_new0(struct gobi_data, 1);
if (data == NULL)
if (!data)
return -ENOMEM;
ofono_modem_set_data(modem, data);
@ -82,191 +94,279 @@ static void gobi_remove(struct ofono_modem *modem)
ofono_modem_set_data(modem, NULL);
/* Cleanup after hot-unplug */
g_at_chat_unref(data->chat);
qmi_service_unref(data->dms);
qmi_device_unref(data->device);
g_free(data);
}
static GAtChat *open_device(struct ofono_modem *modem,
const char *key, char *debug)
{
const char *device;
GIOChannel *channel;
GAtSyntax *syntax;
GAtChat *chat;
device = ofono_modem_get_string(modem, key);
if (device == NULL)
return NULL;
DBG("%s %s", key, device);
channel = g_at_tty_open(device, NULL);
if (channel == NULL)
return NULL;
syntax = g_at_syntax_new_gsm_permissive();
chat = g_at_chat_new(channel, syntax);
g_at_syntax_unref(syntax);
g_io_channel_unref(channel);
if (chat == NULL)
return NULL;
if (getenv("OFONO_AT_DEBUG"))
g_at_chat_set_debug(chat, gobi_debug, debug);
return chat;
}
static void simstat_notify(GAtResult *result, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
GAtResultIter iter;
const char *state, *tmp;
if (data->sim == NULL)
return;
g_at_result_iter_init(&iter, result);
if (!g_at_result_iter_next(&iter, "$QCSIMSTAT:"))
return;
if (!g_at_result_iter_next_unquoted_string(&iter, &tmp))
return;
/*
* When receiving an unsolicited notification, the comma
* is missing ($QCSIMSTAT: 1 SIM INIT COMPLETED). Handle
* this gracefully.
*/
if (g_str_has_prefix(tmp, "1 ") == TRUE)
state = tmp + 2;
else if (!g_at_result_iter_next_unquoted_string(&iter, &state))
return;
DBG("state %s", state);
if (g_str_equal(state, "SIM INIT COMPLETED") == TRUE) {
if (data->have_sim == FALSE) {
ofono_sim_inserted_notify(data->sim, TRUE);
data->have_sim = TRUE;
}
}
}
static void cfun_enable(gboolean ok, GAtResult *result, gpointer user_data)
static void shutdown_cb(void *user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
DBG("");
if (data->cfun_timeout > 0) {
g_source_remove(data->cfun_timeout);
data->cfun_timeout = 0;
}
data->discover_attempts = 0;
if (!ok) {
g_at_chat_unref(data->chat);
data->chat = NULL;
qmi_device_unref(data->device);
data->device = NULL;
ofono_modem_set_powered(modem, FALSE);
ofono_modem_set_powered(modem, FALSE);
}
static void shutdown_device(struct ofono_modem *modem)
{
struct gobi_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
qmi_service_unref(data->dms);
data->dms = NULL;
qmi_device_shutdown(data->device, shutdown_cb, modem, NULL);
}
static void power_reset_cb(struct qmi_result *result, void *user_data)
{
struct ofono_modem *modem = user_data;
DBG("");
if (qmi_result_set_error(result, NULL)) {
shutdown_device(modem);
return;
}
data->have_sim = FALSE;
g_at_chat_register(data->chat, "$QCSIMSTAT:", simstat_notify,
FALSE, modem, NULL);
g_at_chat_send(data->chat, "AT$QCSIMSTAT=1", none_prefix,
NULL, NULL, NULL);
g_at_chat_send(data->chat, "AT$QCSIMSTAT?", none_prefix,
NULL, NULL, NULL);
ofono_modem_set_powered(modem, TRUE);
}
static gboolean cfun_timeout(gpointer user_data)
static void get_oper_mode_cb(struct qmi_result *result, void *user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
struct qmi_param *param;
uint8_t mode;
DBG("");
if (qmi_result_set_error(result, NULL)) {
shutdown_device(modem);
return;
}
if (!qmi_result_get_uint8(result, QMI_DMS_RESULT_OPER_MODE, &mode)) {
shutdown_device(modem);
return;
}
data->oper_mode = mode;
switch (data->oper_mode) {
case QMI_DMS_OPER_MODE_ONLINE:
param = qmi_param_new_uint8(QMI_DMS_PARAM_OPER_MODE,
QMI_DMS_OPER_MODE_PERSIST_LOW_POWER);
if (!param) {
shutdown_device(modem);
return;
}
if (qmi_service_send(data->dms, QMI_DMS_SET_OPER_MODE, param,
power_reset_cb, modem, NULL) > 0)
return;
shutdown_device(modem);
break;
default:
ofono_modem_set_powered(modem, TRUE);
break;
}
}
static void get_caps_cb(struct qmi_result *result, void *user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
const struct qmi_dms_device_caps *caps;
uint16_t len;
uint8_t i;
DBG("");
if (qmi_result_set_error(result, NULL))
goto error;
caps = qmi_result_get(result, QMI_DMS_RESULT_DEVICE_CAPS, &len);
if (!caps)
goto error;
DBG("service capabilities %d", caps->data_capa);
DBG("sim supported %d", caps->sim_supported);
for (i = 0; i < caps->radio_if_count; i++)
DBG("radio = %d", caps->radio_if[i]);
if (qmi_service_send(data->dms, QMI_DMS_GET_OPER_MODE, NULL,
get_oper_mode_cb, modem, NULL) > 0)
return;
error:
shutdown_device(modem);
}
static void create_dms_cb(struct qmi_service *service, void *user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
ofono_error("Modem enabling timeout, RFKILL enabled?");
DBG("");
data->cfun_timeout = 0;
if (!service)
goto error;
g_at_chat_unref(data->chat);
data->chat = NULL;
data->dms = qmi_service_ref(service);
ofono_modem_set_powered(modem, FALSE);
if (qmi_service_send(data->dms, QMI_DMS_GET_CAPS, NULL,
get_caps_cb, modem, NULL) > 0)
return;
return FALSE;
error:
shutdown_device(modem);
}
static void discover_cb(uint8_t count, const struct qmi_version *list,
void *user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
uint8_t i;
DBG("");
for (i = 0; i < count; i++) {
DBG("%s %d.%d", list[i].name, list[i].major, list[i].minor);
switch (list[i].type) {
case QMI_SERVICE_DMS:
data->features |= GOBI_DMS;
break;
case QMI_SERVICE_NAS:
data->features |= GOBI_NAS;
break;
case QMI_SERVICE_WMS:
data->features |= GOBI_WMS;
break;
case QMI_SERVICE_WDS:
data->features |= GOBI_WDS;
break;
case QMI_SERVICE_PDS:
data->features |= GOBI_PDS;
break;
case QMI_SERVICE_PBM:
data->features |= GOBI_PBM;
break;
case QMI_SERVICE_UIM:
data->features |= GOBI_UIM;
break;
case QMI_SERVICE_CAT:
data->features |= GOBI_CAT;
break;
case QMI_SERVICE_CAT_OLD:
if (list[i].major > 0)
data->features |= GOBI_CAT_OLD;
break;
}
}
if (!(data->features & GOBI_DMS)) {
if (++data->discover_attempts < 3) {
qmi_device_discover(data->device, discover_cb,
modem, NULL);
return;
}
shutdown_device(modem);
return;
}
qmi_service_create(data->device, QMI_SERVICE_DMS,
create_dms_cb, modem, NULL);
}
static int gobi_enable(struct ofono_modem *modem)
{
struct gobi_data *data = ofono_modem_get_data(modem);
const char *device;
int fd;
DBG("%p", modem);
data->chat = open_device(modem, "Modem", "Modem: ");
if (data->chat == NULL)
device = ofono_modem_get_string(modem, "Device");
if (!device)
return -EINVAL;
g_at_chat_send(data->chat, "ATE0 +CMEE=1", NULL, NULL, NULL, NULL);
fd = open(device, O_RDWR | O_NONBLOCK | O_CLOEXEC);
if (fd < 0)
return -EIO;
g_at_chat_send(data->chat, "AT+CFUN=4", none_prefix,
cfun_enable, modem, NULL);
data->device = qmi_device_new(fd);
if (!data->device) {
close(fd);
return -ENOMEM;
}
data->cfun_timeout = g_timeout_add_seconds(5, cfun_timeout, modem);
if (getenv("OFONO_QMI_DEBUG"))
qmi_device_set_debug(data->device, gobi_debug, "QMI: ");
qmi_device_set_close_on_unref(data->device, true);
qmi_device_discover(data->device, discover_cb, modem, NULL);
return -EINPROGRESS;
}
static void cfun_disable(gboolean ok, GAtResult *result, gpointer user_data)
static void power_disable_cb(struct qmi_result *result, void *user_data)
{
struct ofono_modem *modem = user_data;
struct gobi_data *data = ofono_modem_get_data(modem);
DBG("");
g_at_chat_unref(data->chat);
data->chat = NULL;
if (ok)
ofono_modem_set_powered(modem, FALSE);
shutdown_device(modem);
}
static int gobi_disable(struct ofono_modem *modem)
{
struct gobi_data *data = ofono_modem_get_data(modem);
struct qmi_param *param;
DBG("%p", modem);
g_at_chat_cancel_all(data->chat);
g_at_chat_unregister_all(data->chat);
param = qmi_param_new_uint8(QMI_DMS_PARAM_OPER_MODE,
QMI_DMS_OPER_MODE_PERSIST_LOW_POWER);
if (!param)
return -ENOMEM;
g_at_chat_send(data->chat, "AT+CFUN=0", none_prefix,
cfun_disable, modem, NULL);
if (qmi_service_send(data->dms, QMI_DMS_SET_OPER_MODE, param,
power_disable_cb, modem, NULL) > 0)
return -EINPROGRESS;
shutdown_device(modem);
return -EINPROGRESS;
}
static void set_online_cb(gboolean ok, GAtResult *result, gpointer user_data)
static void set_online_cb(struct qmi_result *result, void *user_data)
{
struct cb_data *cbd = user_data;
ofono_modem_online_cb_t cb = cbd->cb;
struct ofono_error error;
decode_at_error(&error, g_at_result_final_response(result));
cb(&error, cbd->data);
DBG("");
if (qmi_result_set_error(result, NULL))
CALLBACK_WITH_FAILURE(cb, cbd->data);
else
CALLBACK_WITH_SUCCESS(cb, cbd->data);
}
static void gobi_set_online(struct ofono_modem *modem, ofono_bool_t online,
@ -274,14 +374,27 @@ static void gobi_set_online(struct ofono_modem *modem, ofono_bool_t online,
{
struct gobi_data *data = ofono_modem_get_data(modem);
struct cb_data *cbd = cb_data_new(cb, user_data);
char const *command = online ? "AT+CFUN=1" : "AT+CFUN=4";
struct qmi_param *param;
uint8_t mode;
DBG("modem %p %s", modem, online ? "online" : "offline");
DBG("%p %s", modem, online ? "online" : "offline");
if (g_at_chat_send(data->chat, command, none_prefix,
if (online)
mode = QMI_DMS_OPER_MODE_ONLINE;
else
mode = QMI_DMS_OPER_MODE_LOW_POWER;
param = qmi_param_new_uint8(QMI_DMS_PARAM_OPER_MODE, mode);
if (!param)
goto error;
if (qmi_service_send(data->dms, QMI_DMS_SET_OPER_MODE, param,
set_online_cb, cbd, g_free) > 0)
return;
qmi_param_free(param);
error:
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
@ -293,11 +406,37 @@ static void gobi_pre_sim(struct ofono_modem *modem)
DBG("%p", modem);
ofono_devinfo_create(modem, 0, "atmodem", data->chat);
data->sim = ofono_sim_create(modem, 0, "atmodem", data->chat);
ofono_devinfo_create(modem, 0, "qmimodem", data->device);
if (data->features & GOBI_UIM)
ofono_sim_create(modem, 0, "qmimodem", data->device);
else if (data->features & GOBI_DMS)
ofono_sim_create(modem, 0, "qmimodem-legacy", data->device);
}
static void gobi_post_sim(struct ofono_modem *modem)
{
struct gobi_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
if (data->features & GOBI_CAT)
ofono_stk_create(modem, 0, "qmimodem", data->device);
else if (data->features & GOBI_CAT_OLD)
ofono_stk_create(modem, 1, "qmimodem", data->device);
if (data->features & GOBI_PBM)
ofono_phonebook_create(modem, 0, "qmimodem", data->device);
if (data->features & GOBI_WMS)
ofono_sms_create(modem, 0, "qmimodem", data->device);
if (data->features & GOBI_PDS)
ofono_location_reporting_create(modem, 0, "qmimodem",
data->device);
}
static void gobi_post_online(struct ofono_modem *modem)
{
struct gobi_data *data = ofono_modem_get_data(modem);
struct ofono_gprs *gprs;
@ -305,21 +444,17 @@ static void gobi_post_sim(struct ofono_modem *modem)
DBG("%p", modem);
gprs = ofono_gprs_create(modem, OFONO_VENDOR_GOBI,
"atmodem", data->chat);
gc = ofono_gprs_context_create(modem, 0, "atmodem", data->chat);
if (data->features & GOBI_NAS)
ofono_netreg_create(modem, 0, "qmimodem", data->device);
if (gprs && gc)
ofono_gprs_add_context(gprs, gc);
}
if (data->features & GOBI_WDS) {
gprs = ofono_gprs_create(modem, 0, "qmimodem", data->device);
gc = ofono_gprs_context_create(modem, 0, "qmimodem",
data->device);
static void gobi_post_online(struct ofono_modem *modem)
{
struct gobi_data *data = ofono_modem_get_data(modem);
DBG("%p", modem);
ofono_netreg_create(modem, 0, "dunmodem", data->chat);
if (gprs && gc)
ofono_gprs_add_context(gprs, gc);
}
}
static struct ofono_modem_driver gobi_driver = {