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This commit is contained in:
Ainur Timerbaev 2023-04-13 10:33:30 +01:00
parent f28132b458
commit 91713c15b4
1 changed files with 184 additions and 196 deletions
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104
libsrc/leddevice/dev_spi/ProviderSpi.cpp
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@ -7,38 +7,38 @@
#include "ProviderSpi.h" #include "ProviderSpi.h"
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
// Linux includes // Linux includes
#include <fcntl.h> #include <fcntl.h>
#include <unistd.h> #include <unistd.h>
#include <sys/ioctl.h> #include <sys/ioctl.h>
// qt includes // qt includes
#include <QDir> #include <QDir>
#endif #endif
#ifdef ENABLE_DEV_FTDI #ifdef ENABLE_DEV_FTDI
#include <ftdi.h>
#include <libusb.h>
#include <utils/WaitTime.h>
#define FTDI_CHECK_RESULT(statement) if (statement) {setInError(ftdi_get_error_string(_ftdic)); return retVal;}
#define ANY_FTDI_VENDOR 0x0 #include <ftdi.h>
#define ANY_FTDI_PRODUCT 0x0 #include <libusb.h>
#include <utils/WaitTime.h>
#define FTDI_CHECK_RESULT(statement) if (statement) {setInError(ftdi_get_error_string(_ftdic)); return retVal;}
#define ANY_FTDI_VENDOR 0x0
#define ANY_FTDI_PRODUCT 0x0
namespace Pin namespace Pin {
{
// enumerate the AD bus for convenience. // enumerate the AD bus for convenience.
enum bus_t enum bus_t {
{
SK = 0x01, // ADBUS0, SPI data clock SK = 0x01, // ADBUS0, SPI data clock
DO = 0x02, // ADBUS1, SPI data out DO = 0x02, // ADBUS1, SPI data out
CS = 0x08, // ADBUS3, SPI chip select, active low CS = 0x08, // ADBUS3, SPI chip select, active low
}; };
} }
const unsigned char pinInitialState = Pin::CS; const unsigned char pinInitialState = Pin::CS;
// Use these pins as outputs // Use these pins as outputs
const unsigned char pinDirection = Pin::SK | Pin::DO | Pin::CS; const unsigned char pinDirection = Pin::SK | Pin::DO | Pin::CS;
#endif #endif
@ -60,33 +60,27 @@ namespace {
} //End of constants } //End of constants
ProviderSpi::ProviderSpi(const QJsonObject &deviceConfig) ProviderSpi::ProviderSpi(const QJsonObject &deviceConfig)
: LedDevice(deviceConfig) : LedDevice(deviceConfig), _deviceName("/dev/spidev0.0"), _baudRate_Hz(1000000)
, _deviceName("/dev/spidev0.0")
, _baudRate_Hz(1000000)
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
, _fid(-1) , _fid(-1)
, _spiMode(SPI_MODE_0) , _spiMode(SPI_MODE_0)
, _spiDataInvert(false) , _spiDataInvert(false)
#endif #endif
, _spiImplementation(SPI_SPIDEV) , _spiImplementation(SPI_SPIDEV) {
{
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
memset(&_spi, 0, sizeof(_spi)); memset(&_spi, 0, sizeof(_spi));
_latchTime_ms = 1; _latchTime_ms = 1;
#endif #endif
} }
ProviderSpi::~ProviderSpi() ProviderSpi::~ProviderSpi() {
{
} }
bool ProviderSpi::init(const QJsonObject &deviceConfig) bool ProviderSpi::init(const QJsonObject &deviceConfig) {
{
bool isInitOK = false; bool isInitOK = false;
// Initialise sub-class // Initialise sub-class
if ( LedDevice::init(deviceConfig) ) if (LedDevice::init(deviceConfig)) {
{
_deviceName = deviceConfig["output"].toString(_deviceName); _deviceName = deviceConfig["output"].toString(_deviceName);
_baudRate_Hz = deviceConfig["rate"].toInt(_baudRate_Hz); _baudRate_Hz = deviceConfig["rate"].toInt(_baudRate_Hz);
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
@ -94,7 +88,9 @@ bool ProviderSpi::init(const QJsonObject &deviceConfig)
_spiDataInvert = deviceConfig["invert"].toBool(_spiDataInvert); _spiDataInvert = deviceConfig["invert"].toBool(_spiDataInvert);
Debug(_log, "_spiDataInvert [%d], _spiMode [%d]", _spiDataInvert, _spiMode); Debug(_log, "_spiDataInvert [%d], _spiMode [%d]", _spiDataInvert, _spiMode);
#endif #endif
bool isFtdiImplementation = (QString::compare(deviceConfig["implementation"].toString(ImplementationSPIDEV), ImplementationFTDI, Qt::CaseInsensitive) == 0); bool isFtdiImplementation = (
QString::compare(deviceConfig["implementation"].toString(ImplementationSPIDEV), ImplementationFTDI,
Qt::CaseInsensitive) == 0);
_spiImplementation = isFtdiImplementation ? SPI_FTDI : SPI_SPIDEV; _spiImplementation = isFtdiImplementation ? SPI_FTDI : SPI_SPIDEV;
Debug(_log, "_baudRate_Hz [%d], _latchTime_ms [%d]", _baudRate_Hz, _latchTime_ms); Debug(_log, "_baudRate_Hz [%d], _latchTime_ms [%d]", _baudRate_Hz, _latchTime_ms);
@ -105,12 +101,11 @@ bool ProviderSpi::init(const QJsonObject &deviceConfig)
return isInitOK; return isInitOK;
} }
int ProviderSpi::open() int ProviderSpi::open() {
{
int retVal = -1; int retVal = -1;
QString errortext; QString errortext;
_isDeviceReady = false; _isDeviceReady = false;
if (_spiImplementation == SPI_SPIDEV) { if (_spiImplementation == SPI_SPIDEV) {
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
const int bitsPerWord = 8; const int bitsPerWord = 8;
@ -158,7 +153,7 @@ if (_spiImplementation == SPI_SPIDEV) {
this->setInError( errortext ); this->setInError( errortext );
} }
#endif #endif
} else if (_spiImplementation == SPI_FTDI) { } else if (_spiImplementation == SPI_FTDI) {
#ifdef ENABLE_DEV_FTDI #ifdef ENABLE_DEV_FTDI
_ftdic = ftdi_new(); _ftdic = ftdi_new();
@ -189,12 +184,11 @@ if (_spiImplementation == SPI_SPIDEV) {
_isDeviceReady = true; _isDeviceReady = true;
#endif #endif
} }
return retVal; return retVal;
} }
int ProviderSpi::close() int ProviderSpi::close() {
{
// LedDevice specific closing activities // LedDevice specific closing activities
int retVal = 0; int retVal = 0;
_isDeviceReady = false; _isDeviceReady = false;
@ -228,8 +222,7 @@ int ProviderSpi::close()
return retVal; return retVal;
} }
int ProviderSpi::writeBytes(unsigned size, const uint8_t * data) int ProviderSpi::writeBytes(unsigned size, const uint8_t *data) {
{
int retVal = 0; int retVal = 0;
if (_spiImplementation == SPI_SPIDEV) { if (_spiImplementation == SPI_SPIDEV) {
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
@ -282,10 +275,9 @@ int ProviderSpi::writeBytes(unsigned size, const uint8_t * data)
return retVal; return retVal;
} }
QJsonObject ProviderSpi::discover(const QJsonObject& /*params*/) QJsonObject ProviderSpi::discover(const QJsonObject & /*params*/) {
{
QJsonObject devicesDiscovered; QJsonObject devicesDiscovered;
devicesDiscovered.insert("ledDeviceType", _activeDeviceType ); devicesDiscovered.insert("ledDeviceType", _activeDeviceType);
QJsonArray deviceList; QJsonArray deviceList;
#ifdef ENABLE_DEV_SPI #ifdef ENABLE_DEV_SPI
@ -311,17 +303,14 @@ QJsonObject ProviderSpi::discover(const QJsonObject& /*params*/)
ftdic = ftdi_new(); ftdic = ftdi_new();
if (ftdi_usb_find_all(ftdic, &devlist, ANY_FTDI_VENDOR, ANY_FTDI_PRODUCT) > 0) if (ftdi_usb_find_all(ftdic, &devlist, ANY_FTDI_VENDOR, ANY_FTDI_PRODUCT) > 0) {
{
struct ftdi_device_list *curdev = devlist; struct ftdi_device_list *curdev = devlist;
QMap<QString, uint8_t> deviceIndexes; QMap<QString, uint8_t> deviceIndexes;
while (curdev) while (curdev) {
{
libusb_device_descriptor desc; libusb_device_descriptor desc;
int rc = libusb_get_device_descriptor(curdev->dev, &desc); int rc = libusb_get_device_descriptor(curdev->dev, &desc);
if (rc == 0) if (rc == 0) {
{
QString vendorIdentifier = QString("0x%1").arg(desc.idVendor, 4, 16, QChar{'0'}); QString vendorIdentifier = QString("0x%1").arg(desc.idVendor, 4, 16, QChar{'0'});
QString productIdentifier = QString("0x%1").arg(desc.idProduct, 4, 16, QChar{'0'}); QString productIdentifier = QString("0x%1").arg(desc.idProduct, 4, 16, QChar{'0'});
QString vendorAndProduct = QString("%1:%2") QString vendorAndProduct = QString("%1:%2")
@ -332,16 +321,14 @@ QJsonObject ProviderSpi::discover(const QJsonObject& /*params*/)
char serial_string[128] = {0}; char serial_string[128] = {0};
char manufacturer_string[128] = {0}; char manufacturer_string[128] = {0};
char description_string[128] = {0}; char description_string[128] = {0};
ftdi_usb_get_strings2(ftdic, curdev->dev, manufacturer_string, 128, description_string, 128, serial_string, 128); ftdi_usb_get_strings2(ftdic, curdev->dev, manufacturer_string, 128, description_string, 128,
serial_string, 128);
QString serialNumber {serial_string}; QString serialNumber{serial_string};
QString ftdiOpenString; QString ftdiOpenString;
if(!serialNumber.isEmpty()) if (!serialNumber.isEmpty()) {
{
ftdiOpenString = QString("s:%1:%2").arg(vendorAndProduct).arg(serialNumber); ftdiOpenString = QString("s:%1:%2").arg(vendorAndProduct).arg(serialNumber);
} } else {
else
{
ftdiOpenString = QString("i:%1:%2").arg(vendorAndProduct).arg(deviceIndex); ftdiOpenString = QString("i:%1:%2").arg(vendorAndProduct).arg(deviceIndex);
} }
@ -367,7 +354,8 @@ QJsonObject ProviderSpi::discover(const QJsonObject& /*params*/)
ftdi_free(ftdic); ftdi_free(ftdic);
#endif #endif
devicesDiscovered.insert("devices", deviceList); devicesDiscovered.insert("devices", deviceList);
DebugIf(verbose,_log, "devicesDiscovered: [%s]", QString(QJsonDocument(devicesDiscovered).toJson(QJsonDocument::Compact)).toUtf8().constData()); DebugIf(verbose, _log, "devicesDiscovered: [%s]",
QString(QJsonDocument(devicesDiscovered).toJson(QJsonDocument::Compact)).toUtf8().constData());
return devicesDiscovered; return devicesDiscovered;
} }