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winusb: start/stop sco transfers

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This commit is contained in:
Matthias Ringwald 2017-01-23 17:12:39 +01:00
parent b9227387ac
commit b5ffb4cad6
1 changed files with 2 additions and 67 deletions
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69
platform/windows/hci_transport_h2_winusb.c
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@ -962,71 +962,6 @@ static int usb_try_open_device(const char * device_path){
// submit all incoming transfers
usb_submit_event_in_transfer();
usb_submit_acl_in_transfer();
#ifdef ENABLE_SCO_OVER_HCI
#if 0
#ifdef SCHEDULE_SCO_IN_TRANSFERS_MANUALLY
// get current frame number
ULONG current_frame_number;
LARGE_INTEGER timestamp;
WinUsb_GetCurrentFrameNumber(usb_interface_0_handle, &current_frame_number, &timestamp);
// plan for next tranfer
sco_next_transfer_at_frame = current_frame_number + ISOC_BUFFERS * NUM_ISO_PACKETS;
#endif
for (i=0;i<ISOC_BUFFERS;i++){
#ifdef SCHEDULE_SCO_IN_TRANSFERS_MANUALLY
usb_submit_sco_in_transfer_at_frame(i, &sco_next_transfer_at_frame);
#else
usb_submit_sco_in_transfer_asap(i, 0);
#endif
}
usb_sco_in_expected_transfer = 0;
// only await first transfer to return
btstack_run_loop_enable_data_source_callbacks(&usb_data_source_sco_in[usb_sco_in_expected_transfer], DATA_SOURCE_CALLBACK_READ);
#endif
usb_sco_start();
#if 0
// AUTO_CLEAR_STALL, RAW_IO, IGNORE_SHORT_PACKETS is not callable for ISO EP
uint8_t value = 0;
ULONG value_len = 1;
result = WinUsb_GetPipePolicy(usb_interface_0_handle, event_in_addr, IGNORE_SHORT_PACKETS, &value_len, &value);
if (!result) goto exit_on_error;
log_info("IGNORE_SHORT_PACKETS = %u", value);
uint8_t value_on = 0;
result = WinUsb_SetPipePolicy(usb_interface_1_handle, sco_in_addr, IGNORE_SHORT_PACKETS, sizeof(value_on), &value_on);
if (!result) goto exit_on_error;
#endif
#if 0
while (1){
//
DWORD bytes_transferred;
BOOL ok = WinUsb_GetOverlappedResult(usb_interface_0_handle, &usb_overlapped_sco_in[usb_sco_in_expected_transfer], &bytes_transferred, TRUE);
// WinUsb_GetCurrentFrameNumber(usb_interface_0_handle, &current_frame_number, &timestamp);
// log_info("WinUsb_GetOverlappedResult[%02u]: ok = %u, current frame %lu", usb_sco_in_expected_transfer, ok, current_frame_number);
if (!ok){
log_error("WinUsb_GetOverlappedResult res %x", (int) GetLastError());
// return 0;
}
// update expected and wait for completion
usb_sco_in_expected_transfer = (usb_sco_in_expected_transfer + 1) % ISOC_BUFFERS;
usb_submit_sco_in_transfer_at_frame(usb_sco_in_expected_transfer, &sco_next_transfer_at_frame);
}
#endif
#endif
return 1;
exit_on_error:
@ -1364,11 +1299,11 @@ static void usb_set_sco_config(uint16_t voice_setting, int num_connections){
if (num_connections != sco_num_connections){
sco_voice_setting = voice_setting;
if (sco_num_connections){
// usb_sco_stop();
usb_sco_stop();
}
sco_num_connections = num_connections;
if (num_connections){
// usb_sco_start();
usb_sco_start();
}
}