pins: Rename parse_pin_desc() to lookup_pin()

Always set the pin_params['type'] field on a pin lookup.  Rename
parse_pin_desc() to lookup_pin() to make the change more clear.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-01-10 14:21:25 -05:00
parent a6025686b6
commit 265b9097d5
3 changed files with 13 additions and 13 deletions

View File

@ -186,8 +186,8 @@ class PrinterServo:
class ad5206: class ad5206:
def __init__(self, printer, config): def __init__(self, printer, config):
enable_pin_params = pins.get_printer_pins(printer).parse_pin_desc( enable_pin_params = pins.get_printer_pins(printer).lookup_pin(
config.get('enable_pin')) 'digital_out', config.get('enable_pin'))
self.mcu = enable_pin_params['chip'] self.mcu = enable_pin_params['chip']
self.pin = enable_pin_params['pin'] self.pin = enable_pin_params['pin']
self.mcu.add_config_object(self) self.mcu.add_config_object(self)

View File

@ -180,7 +180,9 @@ class PrinterPins:
error = error error = error
def __init__(self): def __init__(self):
self.chips = {} self.chips = {}
def parse_pin_desc(self, pin_desc, can_invert=False, can_pullup=False): def lookup_pin(self, pin_type, pin_desc):
can_invert = pin_type in ['stepper', 'endstop', 'digital_out', 'pwm']
can_pullup = pin_type == 'endstop'
pullup = invert = 0 pullup = invert = 0
if can_pullup and pin_desc.startswith('^'): if can_pullup and pin_desc.startswith('^'):
pullup = 1 pullup = 1
@ -194,8 +196,11 @@ class PrinterPins:
chip_name, pin = [s.strip() for s in pin_desc.split(':', 1)] chip_name, pin = [s.strip() for s in pin_desc.split(':', 1)]
if chip_name not in self.chips: if chip_name not in self.chips:
raise error("Unknown pin chip name '%s'" % (chip_name,)) raise error("Unknown pin chip name '%s'" % (chip_name,))
return {'chip': self.chips[chip_name], 'pin': pin, return {'chip': self.chips[chip_name], 'chip_name': chip_name,
'invert': invert, 'pullup': pullup} 'type': pin_type, 'pin': pin, 'invert': invert, 'pullup': pullup}
def setup_pin(self, pin_type, pin_desc):
pin_params = self.lookup_pin(pin_type, pin_desc)
return pin_params['chip'].setup_pin(pin_params)
def register_chip(self, chip_name, chip): def register_chip(self, chip_name, chip):
chip_name = chip_name.strip() chip_name = chip_name.strip()
if chip_name in self.chips: if chip_name in self.chips:
@ -209,9 +214,4 @@ def get_printer_pins(printer):
return printer.objects['pins'] return printer.objects['pins']
def setup_pin(printer, pin_type, pin_desc): def setup_pin(printer, pin_type, pin_desc):
ppins = get_printer_pins(printer) return get_printer_pins(printer).setup_pin(pin_type, pin_desc)
can_invert = pin_type in ['stepper', 'endstop', 'digital_out', 'pwm']
can_pullup = pin_type == 'endstop'
pin_params = ppins.parse_pin_desc(pin_desc, can_invert, can_pullup)
pin_params['type'] = pin_type
return pin_params['chip'].setup_pin(pin_params)

View File

@ -16,8 +16,8 @@ class PrinterStepper:
# Stepper definition # Stepper definition
self.mcu_stepper = pins.setup_pin( self.mcu_stepper = pins.setup_pin(
printer, 'stepper', config.get('step_pin')) printer, 'stepper', config.get('step_pin'))
dir_pin_params = pins.get_printer_pins(printer).parse_pin_desc( dir_pin_params = pins.get_printer_pins(printer).lookup_pin(
config.get('dir_pin'), can_invert=True) 'digital_out', config.get('dir_pin'))
self.mcu_stepper.setup_dir_pin(dir_pin_params) self.mcu_stepper.setup_dir_pin(dir_pin_params)
self.step_dist = config.getfloat('step_distance', above=0.) self.step_dist = config.getfloat('step_distance', above=0.)
self.mcu_stepper.setup_step_distance(self.step_dist) self.mcu_stepper.setup_step_distance(self.step_dist)