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wifi_drv: re-arm scan timer when enabled again

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Issue #2988.
This commit is contained in:
Josef Söntgen 2018-09-20 08:52:29 +02:00 committed by Christian Helmuth
parent f888c70982
commit 018aebc0c8
1 changed files with 18 additions and 6 deletions
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24
repos/dde_linux/src/drivers/wifi/frontend.h
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@ -368,7 +368,7 @@ struct Wifi::Frontend
bool _deferred_config_update { false };
bool _single_autoconnect { false };
unsigned _connected_scan_interval { 15 };
unsigned _connected_scan_interval { 30 };
unsigned _scan_interval { 5 };
void _config_update(bool signal)
@ -385,16 +385,24 @@ struct Wifi::Frontend
/* only evaluated at start-up */
_use_11n = config.attribute_value("use_11n", _use_11n);
_connected_scan_interval =
unsigned connected_scan_interval =
Util::check_time(config.attribute_value("connected_scan_interval",
_connected_scan_interval),
0, 15*60);
_scan_interval =
unsigned scan_interval =
Util::check_time(config.attribute_value("scan_interval",
_scan_interval),
5, 15*60);
if ( connected_scan_interval > _connected_scan_interval
|| scan_interval > _scan_interval) {
_arm_scan_timer(_connected_ap.bssid_valid());
}
_connected_scan_interval = connected_scan_interval;
_scan_interval = scan_interval;
/*
* Always handle rfkill, regardless in which state we are currently in.
* When we come back from rfkill, will most certainly will be IDLE anyway.
@ -635,7 +643,10 @@ struct Wifi::Frontend
return;
}
_arm_scan_timer(_connected_ap.bssid_valid());
/* scanning was disabled, ignore current request */
if (!_arm_scan_timer(_connected_ap.bssid_valid())) {
return;
}
/* skip as we will be scheduled some time soon(tm) anyway */
if (_state != State::IDLE) { return; }
@ -678,10 +689,10 @@ struct Wifi::Frontend
_submit_cmd(Cmd_str("SCAN ", (char const*)ssid_buffer));
}
void _arm_scan_timer(bool connected)
bool _arm_scan_timer(bool connected)
{
unsigned const sec = connected ? _connected_scan_interval : _scan_interval;
if (!sec) { return; }
if (!sec) { return false; }
if (_verbose) {
Genode::log("Arm ", connected ? "connected " : "",
@ -689,6 +700,7 @@ struct Wifi::Frontend
}
_scan_timer.trigger_once(sec * (1000 * 1000));
return true;
}
Genode::Constructible<Genode::Reporter> _ap_reporter;