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winusb: extract usb_sco_[un]register_buffers, make sure to call after setting alternative setting

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This commit is contained in:
Matthias Ringwald 2017-01-23 22:01:35 +01:00
parent 99fc8027cd
commit c4cea4ae2b
1 changed files with 43 additions and 23 deletions
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66
platform/windows/hci_transport_h2_winusb.c
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@ -328,6 +328,30 @@ static void sco_ring_init(void){
static int sco_ring_have_space(void){
return sco_ring_transfers_active < SCO_RING_BUFFER_COUNT;
}
static void usb_sco_register_buffers(void){
BOOL result;
result = WinUsb_RegisterIsochBuffer(usb_interface_1_handle, sco_in_addr, hci_sco_in_buffer, sizeof(hci_sco_in_buffer), &hci_sco_in_buffer_handle);
if (!result) {
log_error("usb_sco_register_buffers: register in buffer failed, error %lu", GetLastError());
}
log_info("hci_sco_in_buffer_handle %p", hci_sco_in_buffer_handle);
result = WinUsb_RegisterIsochBuffer(usb_interface_1_handle, sco_out_addr, sco_ring_buffer, sizeof(sco_ring_buffer), &hci_sco_out_buffer_handle);
if (!result) {
log_error("usb_sco_unregister_buffers: register out buffer failed, error %lu", GetLastError());
}
log_info("hci_sco_out_buffer_handle %p", hci_sco_out_buffer_handle);
}
static void usb_sco_unregister_buffers(void){
if (hci_sco_in_buffer_handle){
WinUsb_UnregisterIsochBuffer(hci_sco_in_buffer_handle);
hci_sco_in_buffer_handle = NULL;
}
if (hci_sco_out_buffer_handle){
WinUsb_UnregisterIsochBuffer(hci_sco_out_buffer_handle);
hci_sco_out_buffer_handle = NULL;
}
}
#endif
static void usb_register_packet_handler(void (*handler)(uint8_t packet_type, uint8_t *packet, uint16_t size)){
@ -358,14 +382,7 @@ static void usb_free_resources(void){
}
#ifdef ENABLE_SCO_OVER_HCI
if (hci_sco_in_buffer_handle){
WinUsb_UnregisterIsochBuffer(hci_sco_in_buffer_handle);
hci_sco_in_buffer_handle = NULL;
}
if (hci_sco_out_buffer_handle){
WinUsb_UnregisterIsochBuffer(hci_sco_out_buffer_handle);
hci_sco_out_buffer_handle = NULL;
}
usb_sco_unregister_buffers();
#endif
}
@ -786,6 +803,7 @@ exit_on_error:
}
#ifdef ENABLE_SCO_OVER_HCI
static int usb_sco_start(void){
printf("usb_sco_start\n");
log_info("usb_sco_start");
@ -899,10 +917,10 @@ static int usb_try_open_device(const char * device_path){
if (!result) goto exit_on_error;
log_info("Claiming interface 1: success");
log_info("Switching to setting %u on interface 1..", ALT_SETTING);
// WinUsb_SetCurrentAlternateSetting returns TRUE if the operation succeeds.
result = WinUsb_SetCurrentAlternateSetting(usb_interface_1_handle, ALT_SETTING);
if (!result) goto exit_on_error;
// log_info("Switching to setting %u on interface 1..", ALT_SETTING);
// // WinUsb_SetCurrentAlternateSetting returns TRUE if the operation succeeds.
// result = WinUsb_SetCurrentAlternateSetting(usb_interface_1_handle, ALT_SETTING);
// if (!result) goto exit_on_error;
#endif
result = usb_scan_for_bluetooth_endpoints();
@ -918,14 +936,6 @@ static int usb_try_open_device(const char * device_path){
memset(hci_sco_packet_descriptors, 0, sizeof(hci_sco_packet_descriptors));
log_info("Size of packet descriptors for SCO IN%u", (int) sizeof(hci_sco_packet_descriptors));
result = WinUsb_RegisterIsochBuffer(usb_interface_1_handle, sco_in_addr, hci_sco_in_buffer, sizeof(hci_sco_in_buffer), &hci_sco_in_buffer_handle);
if (!result) goto exit_on_error;
log_info("hci_sco_in_buffer_handle %p", hci_sco_in_buffer_handle);
result = WinUsb_RegisterIsochBuffer(usb_interface_1_handle, sco_out_addr, sco_ring_buffer, sizeof(sco_ring_buffer), &hci_sco_out_buffer_handle);
if (!result) goto exit_on_error;
log_info("hci_sco_out_buffer_handle %p", hci_sco_out_buffer_handle);
// setup async io && btstack handler
memset(&usb_overlapped_sco_in, 0, sizeof(usb_overlapped_sco_in));
for (i=0;i<ISOC_BUFFERS;i++){
@ -974,9 +984,19 @@ static int usb_try_open_device(const char * device_path){
btstack_run_loop_set_data_source_handler(&usb_data_source_acl_out, &usb_process_acl_out);
btstack_run_loop_add_data_source(&usb_data_source_acl_out);
// submit all incoming transfers
usb_submit_event_in_transfer();
usb_submit_acl_in_transfer();
// submit all incoming transfers
usb_submit_event_in_transfer();
usb_submit_acl_in_transfer();
#ifdef ENABLE_SCO_OVER_HCI
log_info("Switching to setting %u on interface 1..", ALT_SETTING);
// WinUsb_SetCurrentAlternateSetting returns TRUE if the operation succeeds.
result = WinUsb_SetCurrentAlternateSetting(usb_interface_1_handle, ALT_SETTING);
if (!result) goto exit_on_error;
usb_sco_register_buffers();
#endif
return 1;
exit_on_error: