isigen: generic modem driver plugin for ISI

The new isigen modem driver plugin replaces the generic parts in the
isimodem modem driver. This plugin works with recent Nokia modems in
PC suite mode over USB, as well as with the N900 modem using Maemo5
userspace.
This commit is contained in:
Pekka Pessi 2010-09-16 17:56:15 +03:00 committed by Aki Niemi
parent e81da1f068
commit 0fc18e8176
2 changed files with 457 additions and 0 deletions

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@ -130,6 +130,9 @@ builtin_sources += $(gisi_sources) \
drivers/isimodem/gprs-context.c \
drivers/isimodem/gpds.h
builtin_modules += isigen
builtin_sources += plugins/isigen.c
builtin_modules += usbpnmodem
builtin_sources += plugins/usbpnmodem.c
endif

454
plugins/isigen.c Normal file
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@ -0,0 +1,454 @@
/*
* This file is part of oFono - Open Source Telephony
*
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
*
* 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 <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <gisi/netlink.h>
#include <gisi/client.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/phonebook.h>
#include <ofono/netreg.h>
#include <ofono/voicecall.h>
#include <ofono/sms.h>
#include <ofono/cbs.h>
#include <ofono/sim.h>
#include <ofono/ussd.h>
#include <ofono/ssn.h>
#include <ofono/call-forwarding.h>
#include <ofono/call-settings.h>
#include <ofono/call-barring.h>
#include <ofono/call-meter.h>
#include <ofono/radio-settings.h>
#include <ofono/gprs.h>
#include <ofono/gprs-context.h>
#include "drivers/isimodem/isimodem.h"
#include "drivers/isimodem/isiutil.h"
#include "drivers/isimodem/mtc.h"
#include "drivers/isimodem/debug.h"
struct isi_data {
struct ofono_modem *modem;
char const *ifname;
GIsiModem *idx;
GIsiClient *client;
GPhonetNetlink *link;
GPhonetLinkState linkstate;
unsigned interval;
int reported;
ofono_bool_t online;
struct isi_cb_data *online_cbd;
};
static void report_powered(struct isi_data *isi, ofono_bool_t powered)
{
if (powered != isi->reported)
ofono_modem_set_powered(isi->modem, isi->reported = powered);
}
static void report_online(struct isi_data *isi, ofono_bool_t online)
{
struct isi_cb_data *cbd = isi->online_cbd;
ofono_modem_online_cb_t cb = cbd->cb;
isi->online_cbd = NULL;
if (isi->online == online)
CALLBACK_WITH_SUCCESS(cb, cbd->data);
else
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
}
static void set_power_by_mtc_state(struct isi_data *isi, int mtc_state)
{
if (isi->online_cbd)
report_online(isi, mtc_state == MTC_NORMAL);
switch (mtc_state) {
case MTC_STATE_NONE:
case MTC_POWER_OFF:
case MTC_CHARGING:
case MTC_SELFTEST_FAIL:
report_powered(isi, 0);
break;
case MTC_RF_INACTIVE:
case MTC_NORMAL:
default:
report_powered(isi, 1);
}
}
static void mtc_state_ind_cb(GIsiClient *client,
const void *restrict data, size_t len,
uint16_t object, void *opaque)
{
const unsigned char *msg = data;
struct isi_data *isi = opaque;
if (!msg) {
DBG("ISI client error: %d", g_isi_client_error(client));
return;
}
if (len < 3 || msg[0] != MTC_STATE_INFO_IND)
return;
if (msg[2] == MTC_START) {
DBG("target modem state: %s (0x%02X)",
mtc_modem_state_name(msg[1]), msg[1]);
} else if (msg[2] == MTC_READY) {
DBG("current modem state: %s (0x%02X)",
mtc_modem_state_name(msg[1]), msg[1]);
set_power_by_mtc_state(isi, msg[1]);
}
}
static gboolean mtc_poll_query_cb(GIsiClient *client,
const void *restrict data, size_t len,
uint16_t object, void *opaque)
{
const unsigned char *msg = data;
struct isi_data *isi = opaque;
if (!msg) {
const unsigned char req[] = {
MTC_STATE_QUERY_REQ, 0x00, 0x00
};
if (isi->linkstate != PN_LINK_UP)
return TRUE;
isi->interval *= 2;
if (isi->interval >= 20)
isi->interval = 20;
g_isi_send(client, req, sizeof(req), isi->interval,
mtc_poll_query_cb, opaque, NULL);
return TRUE;
}
if (len < 3 || msg[0] != MTC_STATE_QUERY_RESP)
return FALSE;
g_isi_subscribe(client, MTC_STATE_INFO_IND, mtc_state_ind_cb, opaque);
DBG("current modem state: %s (0x%02X)",
mtc_modem_state_name(msg[1]), msg[1]);
DBG("target modem state: %s (0x%02X)",
mtc_modem_state_name(msg[2]), msg[2]);
if (msg[1] == msg[2])
set_power_by_mtc_state(isi, msg[1]);
return TRUE;
}
static gboolean mtc_query_cb(GIsiClient *client,
const void *restrict data, size_t len,
uint16_t object, void *opaque)
{
const unsigned char *msg = data;
struct isi_data *isi = opaque;
if (!msg) {
DBG("ISI client error: %d", g_isi_client_error(client));
return TRUE;
}
if (len < 3 || msg[0] != MTC_STATE_QUERY_RESP)
return FALSE;
DBG("current modem state: %s (0x%02X)",
mtc_modem_state_name(msg[1]), msg[1]);
DBG("target modem state: %s (0x%02X)",
mtc_modem_state_name(msg[2]), msg[2]);
if (msg[1] == msg[2])
set_power_by_mtc_state(isi, msg[1]);
return TRUE;
}
static void reachable_cb(GIsiClient *client, gboolean alive, uint16_t object,
void *opaque)
{
struct isi_data *isi = opaque;
const unsigned char msg[] = {
MTC_STATE_QUERY_REQ,
0x00, 0x00 /* Filler */
};
if (!alive) {
DBG("MTC client: %s", strerror(-g_isi_client_error(client)));
if (isi->linkstate == PN_LINK_UP)
g_isi_send(client, msg, sizeof(msg),
isi->interval = MTC_TIMEOUT,
mtc_poll_query_cb, opaque, NULL);
return;
}
DBG("%s (v.%03d.%03d) reachable",
pn_resource_name(g_isi_client_resource(client)),
g_isi_version_major(client),
g_isi_version_minor(client));
g_isi_subscribe(client, MTC_STATE_INFO_IND, mtc_state_ind_cb, opaque);
g_isi_send(client, msg, sizeof(msg), MTC_TIMEOUT,
mtc_query_cb, opaque, NULL);
}
static void phonet_status_cb(GIsiModem *idx,
GPhonetLinkState st,
char const *ifname,
void *data)
{
struct ofono_modem *modem = data;
struct isi_data *isi = ofono_modem_get_data(modem);
DBG("Link %s (%u) is %s",
isi->ifname, g_isi_modem_index(isi->idx),
st == PN_LINK_REMOVED ? "removed" :
st == PN_LINK_DOWN ? "down" : "up");
isi->linkstate = st;
if (st == PN_LINK_UP)
g_isi_verify(isi->client, reachable_cb, isi);
else if (st == PN_LINK_DOWN)
set_power_by_mtc_state(isi, MTC_STATE_NONE);
else if (st == PN_LINK_REMOVED)
ofono_modem_remove(modem);
}
static int isigen_probe(struct ofono_modem *modem)
{
struct isi_data *isi;
char const *ifname = ofono_modem_get_string(modem, "Interface");
unsigned address = ofono_modem_get_integer(modem, "Address");
GIsiModem *idx;
GPhonetNetlink *link;
if (ifname == NULL)
return -EINVAL;
DBG("(%p) with %s", modem, ifname);
idx = g_isi_modem_by_name(ifname);
if (idx == NULL) {
DBG("Interface=%s: %s", ifname, strerror(errno));
return -errno;
}
if (g_pn_netlink_by_modem(idx)) {
DBG("%s: %s", ifname, strerror(EBUSY));
return -EBUSY;
}
link = g_pn_netlink_start(idx, phonet_status_cb, modem);
if (!link) {
DBG("%s: %s", ifname, strerror(errno));
return -errno;
}
if (address) {
int error = g_pn_netlink_set_address(idx, PN_DEV_PC);
if (error && error != -EEXIST) {
DBG("g_pn_netlink_set_address: %s\n", strerror(-error));
return -errno;
}
}
isi = g_new0(struct isi_data, 1);
if (isi == NULL)
return -ENOMEM;
ofono_modem_set_data(isi->modem = modem, isi);
isi->idx = idx;
isi->ifname = ifname;
isi->link = link;
isi->client = g_isi_client_create(isi->idx, PN_MTC);
isi->reported = -1;
return 0;
}
static void isigen_remove(struct ofono_modem *modem)
{
struct isi_data *isi = ofono_modem_get_data(modem);
if (!isi)
return;
ofono_modem_set_data(modem, NULL);
g_isi_client_destroy(isi->client);
g_pn_netlink_stop(isi->link);
g_free(isi);
}
static gboolean mtc_state_cb(GIsiClient *client,
const void *restrict data, size_t len,
uint16_t object, void *opaque)
{
struct isi_cb_data *cbd = opaque;
struct ofono_modem *modem = cbd->user;
ofono_modem_online_cb_t cb = cbd->cb;
struct isi_data *isi = ofono_modem_get_data(modem);
const unsigned char *msg = data;
if (!msg) {
DBG("ISI client error: %d", g_isi_client_error(client));
goto err;
}
if (len < 3 || msg[0] != MTC_STATE_RESP)
return FALSE;
DBG("cause: %s (0x%02X)", mtc_isi_cause_name(msg[1]), msg[1]);
if (msg[1] == MTC_OK) {
isi->online_cbd = cbd;
return TRUE;
}
err:
if (msg && msg[1] == MTC_ALREADY_ACTIVE)
CALLBACK_WITH_SUCCESS(cb, cbd->data);
else
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
return TRUE;
}
static void isigen_online(struct ofono_modem *modem, ofono_bool_t online,
ofono_modem_online_cb_t cb, void *data)
{
struct isi_data *isi = ofono_modem_get_data(modem);
const unsigned char req[] = {
MTC_STATE_REQ, online ? MTC_NORMAL : MTC_RF_INACTIVE, 0x00
};
struct isi_cb_data *cbd = isi_cb_data_new(modem, cb, data);
DBG("(%p) with %s", modem, isi->ifname);
if (!cbd)
goto error;
isi->online = online;
if (g_isi_send(isi->client, req, sizeof(req), MTC_TIMEOUT,
mtc_state_cb, cbd, NULL))
return;
error:
g_free(cbd);
CALLBACK_WITH_FAILURE(cb, data);
}
static void isigen_pre_sim(struct ofono_modem *modem)
{
struct isi_data *isi = ofono_modem_get_data(modem);
DBG("(%p) with %s", modem, isi->ifname);
ofono_sim_create(isi->modem, 0, "isimodem", isi->idx);
ofono_devinfo_create(isi->modem, 0, "isimodem", isi->idx);
ofono_voicecall_create(isi->modem, 0, "isimodem", isi->idx);
}
static void isigen_post_sim(struct ofono_modem *modem)
{
struct isi_data *isi = ofono_modem_get_data(modem);
DBG("(%p) with %s", modem, isi->ifname);
ofono_phonebook_create(isi->modem, 0, "isimodem", isi->idx);
}
static void isigen_post_online(struct ofono_modem *modem)
{
struct isi_data *isi = ofono_modem_get_data(modem);
struct ofono_gprs *gprs;
struct ofono_gprs_context *gc;
DBG("(%p) with %s", modem, isi->ifname);
ofono_netreg_create(isi->modem, 0, "isimodem", isi->idx);
ofono_sms_create(isi->modem, 0, "isimodem", isi->idx);
ofono_cbs_create(isi->modem, 0, "isimodem", isi->idx);
ofono_ssn_create(isi->modem, 0, "isimodem", isi->idx);
ofono_ussd_create(isi->modem, 0, "isimodem", isi->idx);
ofono_call_forwarding_create(isi->modem, 0, "isimodem", isi->idx);
ofono_call_settings_create(isi->modem, 0, "isimodem", isi->idx);
ofono_call_barring_create(isi->modem, 0, "isimodem", isi->idx);
ofono_call_meter_create(isi->modem, 0, "isimodem", isi->idx);
ofono_radio_settings_create(isi->modem, 0, "isimodem", isi->idx);
gprs = ofono_gprs_create(isi->modem, 0, "isimodem", isi->idx);
gc = ofono_gprs_context_create(isi->modem, 0, "isimodem", isi->idx);
if (gprs && gc)
ofono_gprs_add_context(gprs, gc);
else
DBG("Failed to add context");
}
static struct ofono_modem_driver driver = {
.name = "isigen",
.probe = isigen_probe,
.remove = isigen_remove,
.set_online = isigen_online,
.pre_sim = isigen_pre_sim,
.post_sim = isigen_post_sim,
.post_online = isigen_post_online,
};
static int isigen_init(void)
{
return ofono_modem_driver_register(&driver);
}
static void isigen_exit(void)
{
ofono_modem_driver_unregister(&driver);
}
OFONO_PLUGIN_DEFINE(isigen, "Generic modem driver for isi",
VERSION, OFONO_PLUGIN_PRIORITY_DEFAULT,
isigen_init, isigen_exit)