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cleaner start-up of paired devices

This commit is contained in:
Daniel Pavel 2013-06-21 22:23:53 +02:00
parent 3d1aa6698d
commit ae4c921300
1 changed files with 30 additions and 26 deletions
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56
lib/logitech/unifying_receiver/receiver.py
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@ -40,18 +40,26 @@ class PairedDevice(object):
self._name = None
self._protocol = None
self._serial = None
self._polling_rate = None
self._firmware = None
self._keys = None
self._registers = None
self._settings = None
unifying = self.receiver.unifying_supported
self._power_switch = None if unifying else '(unknown)'
self._polling_rate = None
self._power_switch = None
if link_notification is None:
if unifying:
unifying = self.receiver.unifying_supported
if link_notification is not None:
self.online = bool(ord(link_notification.data[0:1]) & 0x40)
self.wpid = _strhex(link_notification.data[2:3] + link_notification.data[1:2])
assert link_notification.address == (0x04 if unifying else 0x03)
kind = ord(link_notification.data[1:2]) & 0x0F
self._kind = _hidpp10.DEVICE_KIND[kind]
if unifying:
if self.wpid is None:
# force a reading of the codename
pair_info = receiver.read_register(0x2B5, 0x20 + number - 1)
if pair_info is None:
@ -61,31 +69,27 @@ class PairedDevice(object):
kind = ord(pair_info[7:8]) & 0x0F
self._kind = _hidpp10.DEVICE_KIND[kind]
self._polling_rate = ord(pair_info[2:3])
else:
# guesswork... look for the product id in the descriptors
descriptor = _descriptors.DEVICES.get(self.receiver.product_id)
if descriptor is None:
self._codename = self.receiver.product_id
# actually there IS a device, just that we can't identify it
# raise _base.NoSuchDevice(nuber=number, receiver=receiver, product_id=receiver.product_id, failed="no descriptor")
self._name = 'Unknown device ' + self._codename
else:
self._codename = descriptor.codename
self._name = descriptor.name
else:
self._serial = self.receiver.serial
self._polling_rate = 0
self._power_switch = '(unknown)'
descriptor = _descriptors.DEVICES.get(self.receiver.product_id)
if descriptor is None:
self._codename = self.receiver.product_id
# actually there IS a device, just that we can't identify it
# raise _base.NoSuchDevice(nuber=number, receiver=receiver, product_id=receiver.product_id, failed="no descriptor")
self._name = 'Unknown device ' + self._codename
else:
self._codename = descriptor.codename
self._name = descriptor.name
if self.wpid is None:
device_info = self.receiver.read_register(0x2B5, 0x04)
if device_info is None:
raise _base.NoSuchDevice(nuber=number, receiver=receiver, error="read Nano wpid")
self.wpid = _strhex(device_info[3:5])
# self._kind = descriptor.kind
self._serial = self.receiver.serial
self._polling_rate = 0
else:
self.wpid = _strhex(link_notification.data[2:3] + link_notification.data[1:2])
assert link_notification.address == (0x04 if unifying else 0x03)
kind = ord(link_notification.data[1:2]) & 0x0F
self._kind = _hidpp10.DEVICE_KIND[kind]
self.online = bool(ord(link_notification.data[0:1]) & 0x40)
# the wpid is necessary to properly identify wireless link on/off notifications
# also it gets set to None when the device is unpaired
@ -194,7 +198,7 @@ class PairedDevice(object):
if self._power_switch is None:
assert self.receiver.unifying_supported
ps = self.receiver.read_register(0x2B5, 0x30 + self.number - 1)
if ps:
if ps is not None:
ps = ord(ps[9:10]) & 0x0F
self._power_switch = _hidpp10.POWER_SWITCH_LOCATION[ps]
return self._power_switch