This patch adds ConnectionTXPowerMax property on org.bluez.Device1
interface which provides maximum local TX power on currently connected
link.
Property value will be read after connection and won't change during
connection lifetime.
---
src/device.c | 31 +++++++++++++++++++++++++++++++
src/device.h | 1 +
2 files changed, 32 insertions(+)
diff --git a/src/device.c b/src/device.c
index ac42a75..8661386 100644
--- a/src/device.c
+++ b/src/device.c
@@ -221,6 +221,7 @@ struct btd_device {
int8_t conn_rssi;
int8_t conn_tx_power;
+ int8_t conn_max_tx_power;
GIOChannel *att_io;
guint cleanup_id;
@@ -851,6 +852,18 @@ static gboolean dev_property_get_conn_txpower(
return TRUE;
}
+static gboolean dev_property_get_conn_max_txpower(
+ const GDBusPropertyTable *property,
+ DBusMessageIter *iter, void *data)
+{
+ struct btd_device *device = data;
+ dbus_int16_t val = device->conn_max_tx_power;
+
+ dbus_message_iter_append_basic(iter, DBUS_TYPE_INT16, &val);
+
+ return TRUE;
+}
+
static void set_trust(GDBusPendingPropertySet id, gboolean value, void *data)
{
struct btd_device *device = data;
@@ -1946,6 +1959,7 @@ static const GDBusPropertyTable device_properties[] = {
{ "Adapter", "o", dev_property_get_adapter },
{ "ConnectionRSSI", "n", dev_property_get_conn_rssi },
{ "ConnectionTXPower", "n", dev_property_get_conn_txpower },
+ { "ConnectionTXPowerMax", "n", dev_property_get_conn_max_txpower },
{ }
};
@@ -2342,6 +2356,7 @@ static struct btd_device *device_new(struct btd_adapter *adapter,
device->adapter = adapter;
device->conn_tx_power = 127; /* invalid */
+ device->conn_max_tx_power = 127; /* invalid */
return btd_device_ref(device);
}
@@ -4105,6 +4120,22 @@ void device_set_conn_tx_power(struct btd_device *device, int8_t tx_power)
"ConnectionTXPower");
}
+void device_set_conn_max_tx_power(struct btd_device *device, int8_t tx_power)
+{
+ if (!device)
+ return;
+
+ if (device->conn_max_tx_power == tx_power)
+ return;
+
+ DBG("conn_max_tx_power %d", tx_power);
+
+ device->conn_max_tx_power = tx_power;
+
+ g_dbus_emit_property_changed(dbus_conn, device->path, DEVICE_INTERFACE,
+ "ConnectionTXPowerMax");
+}
+
static void device_set_auto_connect(struct btd_device *device, gboolean enable)
{
char addr[18];
diff --git a/src/device.h b/src/device.h
index e0e44cc..b59fa19 100644
--- a/src/device.h
+++ b/src/device.h
@@ -90,6 +90,7 @@ void device_set_legacy(struct btd_device *device, bool legacy);
void device_set_rssi(struct btd_device *device, int8_t rssi);
void device_set_conn_rssi(struct btd_device *device, int8_t rssi);
void device_set_conn_tx_power(struct btd_device *device, int8_t tx_power);
+void device_set_conn_max_tx_power(struct btd_device *device, int8_t tx_power);
bool btd_device_is_connected(struct btd_device *dev);
uint8_t btd_device_get_bdaddr_type(struct btd_device *dev);
bool device_is_retrying(struct btd_device *device);
--
1.9.3
--
To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
