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authorMaxim Devaev <[email protected]>2024-01-14 22:25:09 +0200
committerMaxim Devaev <[email protected]>2024-01-14 22:25:09 +0200
commite28dec4e333657182f3b7faceebabb28889b3403 (patch)
tree9d23324ef29bab1141525bcedae885070729427d /kvmd/plugins/hid
parente1c6d1a99099562fbf42b917d83f4e00de785fa0 (diff)
libgpiod 2.x api
Diffstat (limited to 'kvmd/plugins/hid')
-rw-r--r--kvmd/plugins/hid/_mcu/gpio.py50
-rw-r--r--kvmd/plugins/hid/spi.py27
2 files changed, 41 insertions, 36 deletions
diff --git a/kvmd/plugins/hid/_mcu/gpio.py b/kvmd/plugins/hid/_mcu/gpio.py
index 07b0b598..648ab447 100644
--- a/kvmd/plugins/hid/_mcu/gpio.py
+++ b/kvmd/plugins/hid/_mcu/gpio.py
@@ -47,30 +47,29 @@ class Gpio: # pylint: disable=too-many-instance-attributes
self.__reset_inverted = reset_inverted
self.__reset_delay = reset_delay
- self.__chip: (gpiod.Chip | None) = None
- self.__power_detect_line: (gpiod.Line | None) = None
- self.__reset_line: (gpiod.Line | None) = None
-
+ self.__line_request: (gpiod.LineRequest | None) = None
self.__last_power: (bool | None) = None
def __enter__(self) -> None:
if self.__power_detect_pin >= 0 or self.__reset_pin >= 0:
- assert self.__chip is None
- self.__chip = gpiod.Chip(self.__device_path)
+ assert self.__line_request is None
+ config: dict[int, gpiod.LineSettings] = {}
if self.__power_detect_pin >= 0:
- assert self.__power_detect_line is None
- self.__power_detect_line = self.__chip.get_line(self.__power_detect_pin)
- self.__power_detect_line.request(
- "kvmd::hid::power_detect", gpiod.LINE_REQ_DIR_IN,
- flags=(gpiod.LINE_REQ_FLAG_BIAS_PULL_DOWN if self.__power_detect_pull_down else 0),
+ config[self.__power_detect_pin] = gpiod.LineSettings(
+ direction=gpiod.line.Direction.INPUT,
+ bias=(gpiod.line.Bias.PULL_DOWN if self.__power_detect_pull_down else gpiod.line.Bias.AS_IS),
)
if self.__reset_pin >= 0:
- assert self.__reset_line is None
- self.__reset_line = self.__chip.get_line(self.__reset_pin)
- self.__reset_line.request(
- "kvmd::hid::reset", gpiod.LINE_REQ_DIR_OUT,
- default_vals=[int(self.__reset_inverted)],
+ config[self.__reset_pin] = gpiod.LineSettings(
+ direction=gpiod.line.Direction.OUTPUT,
+ output_value=gpiod.line.Value(self.__reset_inverted),
)
+ assert len(config) > 0
+ self.__line_request = gpiod.request_lines(
+ self.__device_path,
+ consumer="kvmd::hid",
+ config=config,
+ )
def __exit__(
self,
@@ -79,19 +78,18 @@ class Gpio: # pylint: disable=too-many-instance-attributes
_tb: types.TracebackType,
) -> None:
- if self.__chip:
+ if self.__line_request:
try:
- self.__chip.close()
+ self.__line_request.release()
except Exception:
pass
self.__last_power = None
- self.__power_detect_line = None
- self.__reset_line = None
- self.__chip = None
+ self.__line_request = None
def is_powered(self) -> bool:
- if self.__power_detect_line is not None:
- power = bool(self.__power_detect_line.get_value())
+ if self.__power_detect_pin >= 0:
+ assert self.__line_request
+ power = bool(self.__line_request.get_value(self.__power_detect_pin).value)
if power != self.__last_power:
get_logger(0).info("HID power state changed: %s -> %s", self.__last_power, power)
self.__last_power = power
@@ -100,11 +98,11 @@ class Gpio: # pylint: disable=too-many-instance-attributes
def reset(self) -> None:
if self.__reset_pin >= 0:
- assert self.__reset_line
+ assert self.__line_request
try:
- self.__reset_line.set_value(int(not self.__reset_inverted))
+ self.__line_request.set_value(self.__reset_pin, gpiod.line.Value(not self.__reset_inverted))
time.sleep(self.__reset_delay)
finally:
- self.__reset_line.set_value(int(self.__reset_inverted))
+ self.__line_request.set_value(self.__reset_pin, gpiod.line.Value(self.__reset_inverted))
time.sleep(1)
get_logger(0).info("Reset HID performed")
diff --git a/kvmd/plugins/hid/spi.py b/kvmd/plugins/hid/spi.py
index 6b093f38..74c3d3b8 100644
--- a/kvmd/plugins/hid/spi.py
+++ b/kvmd/plugins/hid/spi.py
@@ -121,7 +121,7 @@ class _SpiPhy(BasePhy): # pylint: disable=too-many-instance-attributes
@contextlib.contextmanager
def connected(self) -> Generator[_SpiPhyConnection, None, None]: # type: ignore
- with self.__sw_cs_connected() as sw_cs_line:
+ with self.__sw_cs_connected() as switch_cs:
with contextlib.closing(spidev.SpiDev(self.__bus, self.__chip)) as spi:
spi.mode = 0
spi.no_cs = (not self.__hw_cs)
@@ -129,12 +129,12 @@ class _SpiPhy(BasePhy): # pylint: disable=too-many-instance-attributes
def inner_xfer(data: bytes) -> bytes:
try:
- if sw_cs_line is not None:
- sw_cs_line.set_value(0)
+ if switch_cs is not None:
+ switch_cs(False)
return spi.xfer(data, self.__max_freq, self.__block_usec)
finally:
- if sw_cs_line is not None:
- sw_cs_line.set_value(1)
+ if switch_cs is not None:
+ switch_cs(True)
if self.__sw_cs_per_byte:
# Режим для Pico, когда CS должен взводиться для отдельных байтов
@@ -153,12 +153,19 @@ class _SpiPhy(BasePhy): # pylint: disable=too-many-instance-attributes
)
@contextlib.contextmanager
- def __sw_cs_connected(self) -> Generator[(gpiod.Line | None), None, None]:
+ def __sw_cs_connected(self) -> Generator[(Callable[[bool], bool] | None), None, None]:
if self.__sw_cs_pin > 0:
- with contextlib.closing(gpiod.Chip(self.__gpio_device_path)) as chip:
- line = chip.get_line(self.__sw_cs_pin)
- line.request("kvmd::hid::sw_cs", gpiod.LINE_REQ_DIR_OUT, default_vals=[1])
- yield line
+ with gpiod.request_lines(
+ self.__gpio_device_path,
+ consumer="kvmd::hid",
+ config={
+ self.__sw_cs_pin: gpiod.LineSettings(
+ direction=gpiod.line.Direction.OUTPUT,
+ output_value=gpiod.line.Value(True),
+ ),
+ },
+ ) as line_request:
+ yield (lambda state: line_request.set_value(self.__sw_cs_pin, gpiod.line.Value(state)))
else:
yield None