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Cache SPI device name in ComIF

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- Architecturally, this makes a lot more sense because
  each ComIF should be responsible for one SPI bus
This commit is contained in:
Robin Müller
2022-05-11 11:11:39 +02:00
parent 5941c21adf
commit e06c457743
16 changed files with 49 additions and 54 deletions
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17
hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
View File

@ -15,8 +15,8 @@
#include "fsfw_hal/linux/spi/SpiCookie.h"
#include "fsfw_hal/linux/utility.h"
SpiComIF::SpiComIF(object_id_t objectId, GpioIF* gpioComIF)
: SystemObject(objectId), gpioComIF(gpioComIF) {
SpiComIF::SpiComIF(object_id_t objectId, std::string devname, GpioIF* gpioComIF)
: SystemObject(objectId), gpioComIF(gpioComIF), dev(std::move(devname)) {
if (gpioComIF == nullptr) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
@ -85,8 +85,7 @@ ReturnValue_t SpiComIF::initializeInterface(CookieIF* cookie) {
spiCookie->getSpiParameters(spiMode, spiSpeed, &params);
int fileDescriptor = 0;
UnixFileGuard fileHelper(spiCookie->getSpiDevice(), &fileDescriptor, O_RDWR,
"SpiComIF::initializeInterface");
UnixFileGuard fileHelper(dev, &fileDescriptor, O_RDWR, "SpiComIF::initializeInterface");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
}
@ -182,8 +181,7 @@ ReturnValue_t SpiComIF::performRegularSendOperation(SpiCookie* spiCookie, const
int retval = 0;
/* Prepare transfer */
int fileDescriptor = 0;
std::string device = spiCookie->getSpiDevice();
UnixFileGuard fileHelper(device, &fileDescriptor, O_RDWR, "SpiComIF::sendMessage");
UnixFileGuard fileHelper(dev, &fileDescriptor, O_RDWR, "SpiComIF::sendMessage");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return OPENING_FILE_FAILED;
}
@ -278,9 +276,8 @@ ReturnValue_t SpiComIF::requestReceiveMessage(CookieIF* cookie, size_t requestLe
ReturnValue_t SpiComIF::performHalfDuplexReception(SpiCookie* spiCookie) {
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
std::string device = spiCookie->getSpiDevice();
int fileDescriptor = 0;
UnixFileGuard fileHelper(device, &fileDescriptor, O_RDWR, "SpiComIF::requestReceiveMessage");
UnixFileGuard fileHelper(dev, &fileDescriptor, O_RDWR, "SpiComIF::requestReceiveMessage");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return OPENING_FILE_FAILED;
}
@ -411,7 +408,7 @@ void SpiComIF::setSpiSpeedAndMode(int spiFd, spi::SpiModes mode, uint32_t speed)
}
}
void SpiComIF::getSpiSpeedAndMode(int spiFd, spi::SpiModes &mode, uint32_t &speed) const {
void SpiComIF::getSpiSpeedAndMode(int spiFd, spi::SpiModes& mode, uint32_t& speed) const {
uint8_t tmpMode = 0;
int retval = ioctl(spiFd, SPI_IOC_RD_MODE, &tmpMode);
if (retval != 0) {
@ -424,3 +421,5 @@ void SpiComIF::getSpiSpeedAndMode(int spiFd, spi::SpiModes &mode, uint32_t &spee
utility::handleIoctlError("SpiComIF::getSpiSpeedAndMode: Getting SPI speed failed");
}
}
const std::string& SpiComIF::getSpiDev() const { return dev; }

6
hal/src/fsfw_hal/linux/spi/SpiComIF.h
View File

@ -32,7 +32,7 @@ class SpiComIF : public DeviceCommunicationIF, public SystemObject {
static constexpr ReturnValue_t HALF_DUPLEX_TRANSFER_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 2);
SpiComIF(object_id_t objectId, GpioIF* gpioComIF);
SpiComIF(object_id_t objectId, std::string devname, GpioIF* gpioComIF);
ReturnValue_t initializeInterface(CookieIF* cookie) override;
ReturnValue_t sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) override;
@ -60,6 +60,8 @@ class SpiComIF : public DeviceCommunicationIF, public SystemObject {
GpioIF* getGpioInterface();
void setSpiSpeedAndMode(int spiFd, spi::SpiModes mode, uint32_t speed);
void getSpiSpeedAndMode(int spiFd, spi::SpiModes& mode, uint32_t& speed) const;
const std::string& getSpiDev() const;
void performSpiWiretapping(SpiCookie* spiCookie);
ReturnValue_t getReadBuffer(address_t spiAddress, uint8_t** buffer);
@ -71,7 +73,7 @@ class SpiComIF : public DeviceCommunicationIF, public SystemObject {
};
GpioIF* gpioComIF = nullptr;
std::string dev = "";
MutexIF* spiMutex = nullptr;
MutexIF::TimeoutType timeoutType = MutexIF::TimeoutType::WAITING;
uint32_t timeoutMs = 20;

29
hal/src/fsfw_hal/linux/spi/SpiCookie.cpp
View File

@ -1,26 +1,25 @@
#include "SpiCookie.h"
SpiCookie::SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev,
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed)
: SpiCookie(spi::SpiComIfModes::REGULAR, spiAddress, chipSelect, spiDev, maxSize, spiMode,
spiSpeed, nullptr, nullptr) {}
SpiCookie::SpiCookie(address_t spiAddress, std::string spiDev, const size_t maxSize,
SpiCookie::SpiCookie(address_t spiAddress, gpioId_t chipSelect, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed)
: SpiCookie(spiAddress, gpio::NO_GPIO, spiDev, maxSize, spiMode, spiSpeed) {}
: SpiCookie(spi::SpiComIfModes::REGULAR, spiAddress, chipSelect, maxSize, spiMode, spiSpeed,
nullptr, nullptr) {}
SpiCookie::SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev,
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
SpiCookie::SpiCookie(address_t spiAddress, const size_t maxSize, spi::SpiModes spiMode,
uint32_t spiSpeed)
: SpiCookie(spiAddress, gpio::NO_GPIO, maxSize, spiMode, spiSpeed) {}
SpiCookie::SpiCookie(address_t spiAddress, gpioId_t chipSelect, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void* args)
: SpiCookie(spi::SpiComIfModes::CALLBACK, spiAddress, chipSelect, spiDev, maxSize, spiMode,
spiSpeed, callback, args) {}
: SpiCookie(spi::SpiComIfModes::CALLBACK, spiAddress, chipSelect, maxSize, spiMode, spiSpeed,
callback, args) {}
SpiCookie::SpiCookie(spi::SpiComIfModes comIfMode, address_t spiAddress, gpioId_t chipSelect,
std::string spiDev, const size_t maxSize, spi::SpiModes spiMode,
uint32_t spiSpeed, spi::send_callback_function_t callback, void* args)
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void* args)
: spiAddress(spiAddress),
chipSelectPin(chipSelect),
spiDevice(spiDev),
comIfMode(comIfMode),
maxSize(maxSize),
spiMode(spiMode),
@ -50,8 +49,6 @@ size_t SpiCookie::getMaxBufferSize() const { return maxSize; }
address_t SpiCookie::getSpiAddress() const { return spiAddress; }
std::string SpiCookie::getSpiDevice() const { return spiDevice; }
void SpiCookie::setThreeWireSpi(bool enable) { uncommonParameters.threeWireSpi = enable; }
void SpiCookie::setLsbFirst(bool enable) { uncommonParameters.lsbFirst = enable; }

17
hal/src/fsfw_hal/linux/spi/SpiCookie.h
View File

@ -29,23 +29,22 @@ class SpiCookie : public CookieIF {
* @param spiDev
* @param maxSize
*/
SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed);
SpiCookie(address_t spiAddress, gpioId_t chipSelect, const size_t maxSize, spi::SpiModes spiMode,
uint32_t spiSpeed);
/**
* Like constructor above, but without a dedicated GPIO CS. Can be used for hardware
* slave select or if CS logic is performed with decoders.
*/
SpiCookie(address_t spiAddress, std::string spiDev, const size_t maxReplySize,
spi::SpiModes spiMode, uint32_t spiSpeed);
SpiCookie(address_t spiAddress, const size_t maxReplySize, spi::SpiModes spiMode,
uint32_t spiSpeed);
/**
* Use the callback mode of the SPI communication interface. The user can pass the callback
* function here or by using the setter function #setCallbackMode
*/
SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed, spi::send_callback_function_t callback,
void* args);
SpiCookie(address_t spiAddress, gpioId_t chipSelect, const size_t maxSize, spi::SpiModes spiMode,
uint32_t spiSpeed, spi::send_callback_function_t callback, void* args);
/**
* Get the callback function
@ -55,7 +54,6 @@ class SpiCookie : public CookieIF {
void getCallback(spi::send_callback_function_t* callback, void** args);
address_t getSpiAddress() const;
std::string getSpiDevice() const;
gpioId_t getChipSelectPin() const;
size_t getMaxBufferSize() const;
@ -154,12 +152,11 @@ class SpiCookie : public CookieIF {
* @param args
*/
SpiCookie(spi::SpiComIfModes comIfMode, address_t spiAddress, gpioId_t chipSelect,
std::string spiDev, const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void* args);
address_t spiAddress;
gpioId_t chipSelectPin;
std::string spiDevice;
spi::SpiComIfModes comIfMode;