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modem: support SIM hot swap

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BaseModem
  added reprobe property.

MMDevice
  added logic to recreate the modem if it is set invalid and "to reprobe"

MMBroadbandModem
 * added initialization step for SIM hot swap:
    1. keep dedicated ports open to listen to modem's unsolicited
    2. dedicated error management in case of initialization failure due to SIM missing
 * added function to be called in order to act upon SIM insertion/removal:
    1. close dedicated ports
    2. set the modem to be reprobed
    3. disable modem
 * added SIM HOT SWAP boolean property

MMIfaceModem
 * added initialization step for SIM hot swap, if supported by the plugin
 * dedicated error management in case of initialization failure due to SIM missing
This commit is contained in:
Carlo Lobrano
2016-08-08 15:47:18 +02:00
committed by Aleksander Morgado
parent 3047522b2e
commit 60f4f9e57d
7 changed files with 233 additions and 9 deletions
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15
src/mm-device.c
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@@ -489,8 +489,23 @@ modem_valid (MMBaseModem *modem,
MMDevice *self)
{
if (!mm_base_modem_get_valid (modem)) {
GDBusObjectManagerServer *object_manager = self->priv->object_manager;
/* Modem no longer valid */
mm_device_remove_modem (self);
if (mm_base_modem_get_reprobe (modem)) {
GError *error = NULL;
if (!mm_device_create_modem (self, object_manager, &error)) {
mm_warn ("Could not recreate modem for device at '%s': %s",
mm_device_get_path (self),
error ? error->message : "unknown");
g_error_free (error);
} else {
mm_dbg ("Modem recreated for device '%s'", mm_device_get_path (self));
}
}
} else {
/* Modem now valid, export it, but only if we really have it around.
* It may happen that the initialization sequence fails because the