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update read gpio API

This commit is contained in:
Jakob Meier 2022-05-04 10:27:20 +02:00
parent 83d9dbc052
commit a9041b84a3
4 changed files with 5 additions and 5 deletions
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2
hal/src/fsfw_hal/common/gpio/GpioIF.h
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@ -48,7 +48,7 @@ class GpioIF : public HasReturnvaluesIF {
* @param gpioId A unique number which specifies the GPIO to read.
* @param gpioState State of GPIO will be written to this pointer.
*/
virtual ReturnValue_t readGpio(gpioId_t gpioId, int* gpioState) = 0;
virtual ReturnValue_t readGpio(gpioId_t gpioId, gpio::Levels& gpioState) = 0;
};
#endif /* COMMON_GPIO_GPIOIF_H_ */

2
hal/src/fsfw_hal/common/gpio/gpioDefinitions.h
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@ -9,7 +9,7 @@ using gpioId_t = uint16_t;
namespace gpio {
enum class Levels : int { LOW = 0, HIGH = 1, NONE = 99 };
enum class Levels : int { LOW = 0, HIGH = 1, FAILED = -1, NONE = 99 };
enum class Direction : int { IN = 0, OUT = 1 };

4
hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.cpp
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@ -280,7 +280,7 @@ ReturnValue_t LinuxLibgpioIF::driveGpio(gpioId_t gpioId, GpiodRegularBase& regul
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::readGpio(gpioId_t gpioId, int* gpioState) {
ReturnValue_t LinuxLibgpioIF::readGpio(gpioId_t gpioId, gpio::Levels& gpioState) {
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
@ -299,7 +299,7 @@ ReturnValue_t LinuxLibgpioIF::readGpio(gpioId_t gpioId, int* gpioState) {
if (regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
*gpioState = gpiod_line_get_value(regularGpio->lineHandle);
gpioState = static_cast<gpio::Levels>(gpiod_line_get_value(regularGpio->lineHandle));
} else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if (gpioCallback->callback == nullptr) {

2
hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h
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@ -38,7 +38,7 @@ class LinuxLibgpioIF : public GpioIF, public SystemObject {
ReturnValue_t addGpios(GpioCookie* gpioCookie) override;
ReturnValue_t pullHigh(gpioId_t gpioId) override;
ReturnValue_t pullLow(gpioId_t gpioId) override;
ReturnValue_t readGpio(gpioId_t gpioId, int* gpioState) override;
ReturnValue_t readGpio(gpioId_t gpioId, gpio::Levels& gpioState) override;
private:
static const size_t MAX_CHIPNAME_LENGTH = 11;