Files
tactility/TactilityKernel/source/drivers/spi_controller.cpp
T
Ken Van Hoeylandt 020aa471e2 File locking refactored (#631)
Remove FileMutex and wire locking into driver subsystems.
2026-08-28 01:06:53 +02:00

46 lines
1.3 KiB
C++

// SPDX-License-Identifier: Apache-2.0
#include <tactility/drivers/spi_controller.h>
#include <tactility/error.h>
#include <tactility/device.h>
#define SPI_DRIVER_API(driver) ((struct SpiControllerApi*)driver->api)
extern "C" {
error_t spi_controller_lock(Device* device) {
const auto* driver = device_get_driver(device);
return SPI_DRIVER_API(driver)->lock(device);
}
error_t spi_controller_try_lock(Device* device, TickType_t timeout) {
const auto* driver = device_get_driver(device);
return SPI_DRIVER_API(driver)->try_lock(device, timeout);
}
error_t spi_controller_unlock(Device* device) {
const auto* driver = device_get_driver(device);
return SPI_DRIVER_API(driver)->unlock(device);
}
error_t spi_controller_lock_bus_of(Device* device) {
Device* parent = device_get_parent(device);
if (parent == nullptr || device_get_type(parent) != &SPI_CONTROLLER_TYPE) {
return ERROR_NONE;
}
return spi_controller_lock(parent);
}
void spi_controller_unlock_bus_of(Device* device) {
Device* parent = device_get_parent(device);
if (parent == nullptr || device_get_type(parent) != &SPI_CONTROLLER_TYPE) {
return;
}
spi_controller_unlock(parent);
}
const DeviceType SPI_CONTROLLER_TYPE {
.name = "spi-controller"
};
}