huawei: add LTE support

Huawei LTE modems use AT^SYSCFGEX and AT^SYSINFOEX instead of
AT^SYSCFG and AT^SYSINFO.
If we want to be able to attach on LTE with this modem, we must use
AT^SYSCFGEX to configure rat mode and band. Using AT^SYSCFG, mode any
means UMTS or GSM.
This commit is contained in:
Christophe Ronco 2017-09-14 10:18:37 +02:00 committed by Denis Kenzior
parent 215a6a1df3
commit 22adf6402c
1 changed files with 192 additions and 17 deletions

View File

@ -42,11 +42,13 @@
static const char *none_prefix[] = { NULL };
static const char *syscfg_prefix[] = { "^SYSCFG:", NULL };
static const char *syscfgex_prefix[] = { "^SYSCFGEX:", NULL };
#define HUAWEI_BAND_ANY 0x3FFFFFFF
struct radio_settings_data {
GAtChat *chat;
ofono_bool_t syscfgex_cap;
};
static const struct huawei_band_gsm_table {
@ -176,20 +178,76 @@ error:
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
}
static void syscfgex_query_mode_cb(gboolean ok, GAtResult *result,
gpointer user_data)
{
struct cb_data *cbd = user_data;
ofono_radio_settings_rat_mode_query_cb_t cb = cbd->cb;
enum ofono_radio_access_mode mode;
struct ofono_error error;
GAtResultIter iter;
const char *acqorder;
decode_at_error(&error, g_at_result_final_response(result));
if (!ok) {
cb(&error, -1, cbd->data);
return;
}
g_at_result_iter_init(&iter, result);
if (g_at_result_iter_next(&iter, "^SYSCFGEX:") == FALSE)
goto error;
if (g_at_result_iter_next_string(&iter, &acqorder) == FALSE)
goto error;
if ((strcmp(acqorder, "00") == 0) ||
(strstr(acqorder, "01") &&
strstr(acqorder, "02") &&
strstr(acqorder, "03")))
mode = OFONO_RADIO_ACCESS_MODE_ANY;
else if (strstr(acqorder, "03"))
mode = OFONO_RADIO_ACCESS_MODE_LTE;
else if (strstr(acqorder, "02"))
mode = OFONO_RADIO_ACCESS_MODE_UMTS;
else if (strstr(acqorder, "01"))
mode = OFONO_RADIO_ACCESS_MODE_GSM;
else
goto error;
cb(&error, mode, cbd->data);
return;
error:
CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
}
static void huawei_query_rat_mode(struct ofono_radio_settings *rs,
ofono_radio_settings_rat_mode_query_cb_t cb, void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
struct cb_data *cbd = cb_data_new(cb, data);
if (g_at_chat_send(rsd->chat, "AT^SYSCFG?", syscfg_prefix,
syscfg_query_mode_cb, cbd, g_free) == 0) {
CALLBACK_WITH_FAILURE(cb, -1, data);
g_free(cbd);
}
if (rsd->syscfgex_cap && g_at_chat_send(rsd->chat, "AT^SYSCFGEX?",
syscfgex_prefix,
syscfgex_query_mode_cb,
cbd, g_free) > 0)
return;
if (!rsd->syscfgex_cap && g_at_chat_send(rsd->chat, "AT^SYSCFG?",
syscfg_prefix,
syscfg_query_mode_cb,
cbd, g_free) > 0)
return;
CALLBACK_WITH_FAILURE(cb, -1, data);
g_free(cbd);
}
static void syscfg_modify_mode_cb(gboolean ok, GAtResult *result,
static void syscfgxx_modify_mode_cb(gboolean ok, GAtResult *result,
gpointer user_data)
{
struct cb_data *cbd = user_data;
@ -200,12 +258,11 @@ static void syscfg_modify_mode_cb(gboolean ok, GAtResult *result,
cb(&error, cbd->data);
}
static void huawei_set_rat_mode(struct ofono_radio_settings *rs,
static void syscfg_set_rat_mode(struct radio_settings_data *rsd,
enum ofono_radio_access_mode mode,
ofono_radio_settings_rat_mode_set_cb_t cb,
void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
struct cb_data *cbd = cb_data_new(cb, data);
char buf[40];
unsigned int value = 2, acq_order = 0;
@ -231,7 +288,7 @@ static void huawei_set_rat_mode(struct ofono_radio_settings *rs,
value, acq_order);
if (g_at_chat_send(rsd->chat, buf, none_prefix,
syscfg_modify_mode_cb, cbd, g_free) > 0)
syscfgxx_modify_mode_cb, cbd, g_free) > 0)
return;
error:
@ -239,7 +296,55 @@ error:
g_free(cbd);
}
static void syscfg_modify_band_cb(gboolean ok, GAtResult *result,
static void syscfgex_set_rat_mode(struct radio_settings_data *rsd,
enum ofono_radio_access_mode mode,
ofono_radio_settings_rat_mode_set_cb_t cb,
void *data)
{
struct cb_data *cbd = cb_data_new(cb, data);
char buf[50];
char *atcmd = "AT^SYSCFGEX=\"%s\",40000000,2,4,40000000,,";
char *acqorder = "030201";
switch (mode) {
case OFONO_RADIO_ACCESS_MODE_ANY:
acqorder = "00";
break;
case OFONO_RADIO_ACCESS_MODE_GSM:
acqorder = "01";
break;
case OFONO_RADIO_ACCESS_MODE_UMTS:
acqorder = "02";
break;
case OFONO_RADIO_ACCESS_MODE_LTE:
acqorder = "03";
break;
}
snprintf(buf, sizeof(buf), atcmd, acqorder);
if (g_at_chat_send(rsd->chat, buf, none_prefix,
syscfgxx_modify_mode_cb, cbd, g_free) > 0)
return;
CALLBACK_WITH_FAILURE(cb, data);
g_free(cbd);
}
static void huawei_set_rat_mode(struct ofono_radio_settings *rs,
enum ofono_radio_access_mode mode,
ofono_radio_settings_rat_mode_set_cb_t cb,
void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
if (rsd->syscfgex_cap)
syscfgex_set_rat_mode(rsd, mode, cb, data);
else
syscfg_set_rat_mode(rsd, mode, cb, data);
}
static void syscfgxx_modify_band_cb(gboolean ok, GAtResult *result,
gpointer user_data)
{
struct cb_data *cbd = user_data;
@ -250,13 +355,54 @@ static void syscfg_modify_band_cb(gboolean ok, GAtResult *result,
cb(&error, cbd->data);
}
static void huawei_set_band(struct ofono_radio_settings *rs,
static void syscfgex_set_band(struct radio_settings_data *rsd,
enum ofono_radio_band_gsm band_gsm,
enum ofono_radio_band_umts band_umts,
ofono_radio_settings_band_set_cb_t cb,
void *data)
{
struct cb_data *cbd = cb_data_new(cb, data);
char buf[50];
char *atcmd = "AT^SYSCFGEX=\"99\",%x,2,4,40000000,,";
unsigned int huawei_band;
if (band_gsm == OFONO_RADIO_BAND_GSM_ANY
&& band_umts == OFONO_RADIO_BAND_UMTS_ANY) {
huawei_band = HUAWEI_BAND_ANY;
} else {
unsigned int huawei_band_gsm;
unsigned int huawei_band_umts;
huawei_band_gsm = band_gsm_to_huawei(band_gsm);
if (!huawei_band_gsm)
goto error;
huawei_band_umts = band_umts_to_huawei(band_umts);
if (!huawei_band_umts)
goto error;
huawei_band = huawei_band_gsm | huawei_band_umts;
}
snprintf(buf, sizeof(buf), atcmd, huawei_band);
if (g_at_chat_send(rsd->chat, buf, none_prefix,
syscfgxx_modify_band_cb, cbd, g_free) > 0)
return;
error:
CALLBACK_WITH_FAILURE(cb, data);
g_free(cbd);
}
static void syscfg_set_band(struct radio_settings_data *rsd,
enum ofono_radio_band_gsm band_gsm,
enum ofono_radio_band_umts band_umts,
ofono_radio_settings_band_set_cb_t cb,
void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
struct cb_data *cbd = cb_data_new(cb, data);
char buf[40];
unsigned int huawei_band;
@ -284,7 +430,7 @@ static void huawei_set_band(struct ofono_radio_settings *rs,
snprintf(buf, sizeof(buf), "AT^SYSCFG=16,3,%x,2,4", huawei_band);
if (g_at_chat_send(rsd->chat, buf, none_prefix,
syscfg_modify_band_cb, cbd, g_free) > 0)
syscfgxx_modify_band_cb, cbd, g_free) > 0)
return;
error:
@ -292,6 +438,20 @@ error:
g_free(cbd);
}
static void huawei_set_band(struct ofono_radio_settings *rs,
enum ofono_radio_band_gsm band_gsm,
enum ofono_radio_band_umts band_umts,
ofono_radio_settings_band_set_cb_t cb,
void *data)
{
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
if (rsd->syscfgex_cap)
syscfgex_set_band(rsd, band_gsm, band_umts, cb, data);
else
syscfg_set_band(rsd, band_gsm, band_umts, cb, data);
}
static void syscfg_query_band_cb(gboolean ok, GAtResult *result,
gpointer user_data)
{
@ -364,6 +524,21 @@ static void syscfg_support_cb(gboolean ok, GAtResult *result,
ofono_radio_settings_register(rs);
}
static void syscfgex_support_cb(gboolean ok, GAtResult *result,
gpointer user_data)
{
struct ofono_radio_settings *rs = user_data;
struct radio_settings_data *rsd = ofono_radio_settings_get_data(rs);
if (!ok) {
g_at_chat_send(rsd->chat, "AT^SYSCFG=?", syscfg_prefix,
syscfg_support_cb, rs, NULL);
}
rsd->syscfgex_cap = 1;
ofono_radio_settings_register(rs);
}
static int huawei_radio_settings_probe(struct ofono_radio_settings *rs,
unsigned int vendor, void *data)
{
@ -378,8 +553,8 @@ static int huawei_radio_settings_probe(struct ofono_radio_settings *rs,
ofono_radio_settings_set_data(rs, rsd);
g_at_chat_send(rsd->chat, "AT^SYSCFG=?", syscfg_prefix,
syscfg_support_cb, rs, NULL);
g_at_chat_send(rsd->chat, "AT^SYSCFGEX=?", syscfgex_prefix,
syscfgex_support_cb, rs, NULL);
return 0;
}
@ -400,8 +575,8 @@ static struct ofono_radio_settings_driver driver = {
.remove = huawei_radio_settings_remove,
.query_rat_mode = huawei_query_rat_mode,
.set_rat_mode = huawei_set_rat_mode,
.query_band = huawei_query_band,
.set_band = huawei_set_band,
.query_band = huawei_query_band,
.set_band = huawei_set_band,
};
void huawei_radio_settings_init(void)