novatel-lte: implement load_unlock_retries

This patch implements load_unlock_retries() for the Novatel LTE modem by
using the AT$NWPINR? command to query the number of retries left for
entering PIN1 or PIN2.

Ported from the original patch by Arman Uguray <armansito@chromium.org>:
https://chromium-review.googlesource.com/c/58118
This commit is contained in:
Ben Chan
2017-10-05 23:26:55 -07:00
committed by Aleksander Morgado
parent 01ba79b70b
commit fd2bfb7e85

View File

@@ -399,6 +399,69 @@ load_current_bands (MMIfaceModem *self,
g_task_new (self, NULL, callback, user_data)); g_task_new (self, NULL, callback, user_data));
} }
/*****************************************************************************/
/* Load unlock retries (Modem interface) */
static MMUnlockRetries *
load_unlock_retries_finish (MMIfaceModem *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_pointer (G_TASK (res), error);
}
static void
load_unlock_retries_ready (MMBaseModem *self,
GAsyncResult *res,
GTask *task)
{
const gchar *response;
GError *error = NULL;
gint pin_num, pin_value;
int scan_count;
response = mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, &error);
if (!response) {
mm_dbg ("Couldn't query unlock retries: '%s'", error->message);
g_task_return_error (task, error);
g_object_unref (task);
return;
}
response = mm_strip_tag (response, "$NWPINR:");
scan_count = sscanf (response, "PIN%d, %d", &pin_num, &pin_value);
if (scan_count != 2 || (pin_num != 1 && pin_num != 2)) {
g_task_return_new_error (task,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Invalid unlock retries response: '%s'",
response);
} else {
MMUnlockRetries *retries;
retries = mm_unlock_retries_new ();
mm_unlock_retries_set (retries,
pin_num == 1 ? MM_MODEM_LOCK_SIM_PIN : MM_MODEM_LOCK_SIM_PIN2,
pin_value);
g_task_return_pointer (task, retries, g_object_unref);
}
g_object_unref (task);
}
static void
load_unlock_retries (MMIfaceModem *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
mm_base_modem_at_command (MM_BASE_MODEM (self),
"$NWPINR?",
20,
FALSE,
(GAsyncReadyCallback)load_unlock_retries_ready,
g_task_new (self, NULL, callback, user_data));
}
/*****************************************************************************/ /*****************************************************************************/
/* Load access technologies (Modem interface) */ /* Load access technologies (Modem interface) */
@@ -616,6 +679,8 @@ iface_modem_init (MMIfaceModem *iface)
iface->load_supported_bands_finish = load_supported_bands_finish; iface->load_supported_bands_finish = load_supported_bands_finish;
iface->load_current_bands = load_current_bands; iface->load_current_bands = load_current_bands;
iface->load_current_bands_finish = load_current_bands_finish; iface->load_current_bands_finish = load_current_bands_finish;
iface->load_unlock_retries = load_unlock_retries;
iface->load_unlock_retries_finish = load_unlock_retries_finish;
/* No support for setting bands, as it destabilizes the modem. */ /* No support for setting bands, as it destabilizes the modem. */
iface->load_access_technologies = load_access_technologies; iface->load_access_technologies = load_access_technologies;
iface->load_access_technologies_finish = load_access_technologies_finish; iface->load_access_technologies_finish = load_access_technologies_finish;