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broadband-modem: try +CSQ? if +CSQ fails

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As done in the generic CDMA implementation
This commit is contained in:
Aleksander Morgado
2011-12-31 15:41:19 +01:00
parent d5af2286e2
commit edc1174068
1 changed files with 28 additions and 15 deletions
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43
src/mm-broadband-modem.c
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@@ -841,14 +841,15 @@ load_signal_quality_finish (MMIfaceModem *self,
}
static void
load_signal_quality_csf_ready (MMBroadbandModem *self,
load_signal_quality_csq_ready (MMBroadbandModem *self,
GAsyncResult *res,
GSimpleAsyncResult *simple)
{
GError *error = NULL;
const gchar *result;
GVariant *result;
const gchar *result_str;
result = mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, &error);
result = mm_base_modem_at_sequence_finish (MM_BASE_MODEM (self), res, NULL, &error);
if (error) {
g_simple_async_result_take_error (simple, error);
g_simple_async_result_complete (simple);
@@ -856,13 +857,14 @@ load_signal_quality_csf_ready (MMBroadbandModem *self,
return;
}
if (result &&
!strncmp (result, "+CSQ: ", 6)) {
result_str = g_variant_get_string (result, NULL);
if (result_str &&
!strncmp (result_str, "+CSQ: ", 6)) {
/* Got valid reply */
int quality;
int ber;
if (sscanf (result + 6, "%d, %d", &quality, &ber)) {
if (sscanf (result_str + 6, "%d, %d", &quality, &ber)) {
/* 99 means unknown */
if (quality == 99) {
g_simple_async_result_take_error (
@@ -890,17 +892,28 @@ load_signal_quality_csf_ready (MMBroadbandModem *self,
g_object_unref (simple);
}
/* Some modems want +CSQ, others want +CSQ?, and some of both types
* will return ERROR if they don't get the command they want. So
* try the other command if the first one fails.
*/
static const MMBaseModemAtCommand signal_quality_csq[] = {
{ "+CSQ", 3, TRUE, mm_base_modem_response_processor_string },
{ "+CSQ?", 3, TRUE, mm_base_modem_response_processor_string },
{ NULL }
};
static void
load_signal_quality_csf (MMBroadbandModem *self,
load_signal_quality_csq (MMBroadbandModem *self,
GSimpleAsyncResult *result)
{
mm_base_modem_at_command (MM_BASE_MODEM (self),
"+CSQ",
3,
FALSE,
NULL, /* cancellable */
(GAsyncReadyCallback)load_signal_quality_csf_ready,
result);
mm_base_modem_at_sequence (
MM_BASE_MODEM (self),
signal_quality_csq,
NULL, /* response_processor_context */
NULL, /* response_processor_context_free */
NULL, /* cancellable */
(GAsyncReadyCallback)load_signal_quality_csq_ready,
result);
}
static void
@@ -977,7 +990,7 @@ load_signal_quality (MMIfaceModem *self,
if (MM_BROADBAND_MODEM (self)->priv->cind_supported)
load_signal_quality_cind (MM_BROADBAND_MODEM (self), result);
else
load_signal_quality_csf (MM_BROADBAND_MODEM (self), result);
load_signal_quality_csq (MM_BROADBAND_MODEM (self), result);
}
/*****************************************************************************/