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implement usb close

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This commit is contained in:
Matthias Ringwald 2017-01-05 17:28:25 +01:00
parent 83159bb637
commit cea08008b9
1 changed files with 40 additions and 4 deletions
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44
platform/windows/hci_transport_h2_winusb.c
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@ -764,6 +764,8 @@ exit_on_error:
return 0;
}
#ifdef ENABLE_SCO_OVER_HCI
#define WinUSB_Lookup(fn) do { fn = (fn##_t) GetProcAddress(h, #fn); log_info("%-30s %p", #fn, fn); if (!fn) return; } while(0)
static void usb_lookup_symbols(void){
@ -778,14 +780,17 @@ static void usb_lookup_symbols(void){
WinUSB_Lookup(WinUsb_WriteIsochPipeAsap);
WinUSB_Lookup(WinUsb_UnregisterIsochBuffer);
}
#endif
// returns 0 on success, -1 otherwise
static int usb_open(void){
usb_lookup_symbols();
int r = -1;
#ifdef ENABLE_SCO_OVER_HCI
usb_lookup_symbols();
#endif
HDEVINFO hDevInfo;
SP_DEVICE_INTERFACE_DATA DevIntfData;
PSP_DEVICE_INTERFACE_DETAIL_DATA DevIntfDetailData;
@ -904,9 +909,40 @@ static int usb_open(void){
}
static int usb_close(void){
int r = -1;
// remove data sources
btstack_run_loop_remove_data_source(&usb_data_source_command_out);
btstack_run_loop_remove_data_source(&usb_data_source_event_in);
btstack_run_loop_remove_data_source(&usb_data_source_acl_in);
btstack_run_loop_remove_data_source(&usb_data_source_acl_out);
#ifdef ENABLE_SCO_OVER_HCI
int i;
for (i=0;i<ISOC_BUFFERS;i++){
btstack_run_loop_remove_data_source(&usb_data_source_sco_in[i]);
}
#endif
// stop transfers
WinUsb_AbortPipe(usb_interface_0_handle, event_in_addr);
WinUsb_AbortPipe(usb_interface_0_handle, acl_in_addr);
WinUsb_AbortPipe(usb_interface_0_handle, acl_out_addr);
#ifdef ENABLE_SCO_OVER_HCI
WinUsb_AbortPipe(usb_interface_0_handle, sco_in_addr);
WinUsb_AbortPipe(usb_interface_0_handle, sco_out_addr);
#endif
usb_acl_out_active = 0;
// control transfer cannot be stopped, just wait for completion
if (usb_command_out_active){
DWORD bytes_transferred;
WinUsb_GetOverlappedResult(usb_interface_0_handle, &usb_overlapped_command_out, &bytes_transferred, TRUE);
usb_command_out_active = 0;
}
// free everything
usb_free_resources();
return r;
return 0;
}
static int usb_can_send_packet_now(uint8_t packet_type){