Device::Device(usb_device device)
:
fStatus(B_ERROR),
fOpen(false),
fRemoved(false),
fInsideNotify(0),
fDevice(device),
fNonBlocking(false),
fAudioControl(this),
fControlEndpoint(0),
fInStreamEndpoint(0),
fOutStreamEndpoint(0),
fNotifyReadSem(-1),
fNotifyWriteSem(-1),
fNotifyBuffer(NULL),
fNotifyBufferLength(0),
fBuffersReadySem(-1)
{
const usb_device_descriptor* deviceDescriptor
= gUSBModule->get_device_descriptor(device);
if (deviceDescriptor == NULL) {
TRACE_ALWAYS("Error of getting USB device descriptor.\n");
return;
}
fVendorID = deviceDescriptor->vendor_id;
fProductID = deviceDescriptor->product_id;
fNotifyReadSem = create_sem(0, DRIVER_NAME"_notify_read");
if (fNotifyReadSem < B_OK) {
TRACE_ALWAYS("Error of creating read notify semaphore:%#010x\n",
fNotifyReadSem);
return;
}
fNotifyWriteSem = create_sem(0, DRIVER_NAME"_notify_write");
if (fNotifyWriteSem < B_OK) {
TRACE_ALWAYS("Error of creating write notify semaphore:%#010x\n",
fNotifyWriteSem);
return;
}
fBuffersReadySem = create_sem(0, DRIVER_NAME "_buffers_ready");
if (fBuffersReadySem < B_OK) {
TRACE_ALWAYS("Error of creating ready buffers semaphore:%#010x\n",
fBuffersReadySem);
return;
}
if (_SetupEndpoints() != B_OK) {
return;
}
// must be set in derived class constructor
fStatus = B_OK;
}
DavicomDevice::DavicomDevice(usb_device device, const char *description)
: fStatus(B_ERROR),
fOpen(false),
fRemoved(false),
fInsideNotify(0),
fDevice(device),
fDescription(description),
fNonBlocking(false),
fNotifyEndpoint(0),
fReadEndpoint(0),
fWriteEndpoint(0),
fNotifyReadSem(-1),
fNotifyWriteSem(-1),
fNotifyBuffer(NULL),
fLinkStateChangeSem(-1),
fHasConnection(false)
{
const usb_device_descriptor
*deviceDescriptor = gUSBModule->get_device_descriptor(device);
if (deviceDescriptor == NULL) {
TRACE_ALWAYS("Error of getting USB device descriptor.\n");
return;
}
fVendorID = deviceDescriptor->vendor_id;
fProductID = deviceDescriptor->product_id;
fNotifyReadSem = create_sem(0, DRIVER_NAME"_notify_read");
if (fNotifyReadSem < B_OK) {
TRACE_ALWAYS("Error of creating read notify semaphore:%#010x\n",
fNotifyReadSem);
return;
}
fNotifyWriteSem = create_sem(0, DRIVER_NAME"_notify_write");
if (fNotifyWriteSem < B_OK) {
TRACE_ALWAYS("Error of creating write notify semaphore:%#010x\n",
fNotifyWriteSem);
return;
}
fNotifyBuffer = (uint8*)malloc(kNotifyBufferSize);
if (fNotifyBuffer == NULL) {
TRACE_ALWAYS("Error allocating notify buffer\n");
return;
}
if (_SetupEndpoints() != B_OK) {
return;
}
// TODO : others inits here ?
fStatus = B_OK;
}
ASIXDevice::ASIXDevice(usb_device device, DeviceInfo& deviceInfo)
:
fDevice(device),
fStatus(B_ERROR),
fOpen(false),
fRemoved(false),
fHasConnection(false),
fNonBlocking(false),
fInsideNotify(0),
fFrameSize(0),
fNotifyEndpoint(0),
fReadEndpoint(0),
fWriteEndpoint(0),
fActualLengthRead(0),
fActualLengthWrite(0),
fStatusRead(B_OK),
fStatusWrite(B_OK),
fNotifyReadSem(-1),
fNotifyWriteSem(-1),
fNotifyBuffer(NULL),
fNotifyBufferLength(0),
fLinkStateChangeSem(-1),
fUseTRXHeader(false),
fReadNodeIDRequest(kInvalidRequest)
{
fDeviceInfo = deviceInfo;
fIPG[0] = 0x15;
fIPG[1] = 0x0c;
fIPG[2] = 0x12;
memset(&fMACAddress, 0, sizeof(fMACAddress));
fNotifyReadSem = create_sem(0, DRIVER_NAME"_notify_read");
if (fNotifyReadSem < B_OK) {
TRACE_ALWAYS("Error of creating read notify semaphore:%#010x\n",
fNotifyReadSem);
return;
}
fNotifyWriteSem = create_sem(0, DRIVER_NAME"_notify_write");
if (fNotifyWriteSem < B_OK) {
TRACE_ALWAYS("Error of creating write notify semaphore:%#010x\n",
fNotifyWriteSem);
return;
}
if (_SetupEndpoints() != B_OK) {
return;
}
// must be set in derived class constructor
// fStatus = B_OK;
}
status_t
DavicomDevice::CompareAndReattach(usb_device device)
{
const usb_device_descriptor *deviceDescriptor
= gUSBModule->get_device_descriptor(device);
if (deviceDescriptor == NULL) {
TRACE_ALWAYS("Error getting USB device descriptor.\n");
return B_ERROR;
}
if (deviceDescriptor->vendor_id != fVendorID
&& deviceDescriptor->product_id != fProductID) {
// this certainly isn't the same device
return B_BAD_VALUE;
}
// this is the same device that was replugged - clear the removed state,
// re-setup the endpoints and transfers and open the device if it was
// previously opened
fDevice = device;
fRemoved = false;
status_t result = _SetupEndpoints();
if (result != B_OK) {
fRemoved = true;
return result;
}
// we need to setup hardware on device replug
result = SetupDevice(true);
if (result != B_OK) {
return result;
}
if (fOpen) {
fOpen = false;
result = Open(fNonBlocking ? O_NONBLOCK : 0);
}
return result;
}
