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use 0 (never) for incoming transfers - fixes lost packets, decrease polling interval for non-pollfds to 3 ms to achieve same throughput as pollfds on Bluetooth 2.1+EDR

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matthias.ringwald 2013-02-24 19:59:57 +00:00
parent 9e427613ca
commit 3d188d63f7
1 changed files with 6 additions and 6 deletions
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12
src/hci_transport_usb.c
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@ -92,7 +92,7 @@ static libusb_device * dev;
static libusb_device_handle * handle; static libusb_device_handle * handle;
#define ASYNC_BUFFERS 4 #define ASYNC_BUFFERS 4
#define AYSNC_POLLING_INTERVAL_MS 10 #define AYSNC_POLLING_INTERVAL_MS 3
static struct libusb_transfer *event_in_transfer[ASYNC_BUFFERS]; static struct libusb_transfer *event_in_transfer[ASYNC_BUFFERS];
static struct libusb_transfer *bulk_in_transfer[ASYNC_BUFFERS]; static struct libusb_transfer *bulk_in_transfer[ASYNC_BUFFERS];
@ -194,10 +194,10 @@ static void queue_completed_transfer(struct libusb_transfer *transfer){
temp->user_data = transfer; temp->user_data = transfer;
} }
static void LIBUSB_CALL async_callback(struct libusb_transfer *transfer) static void async_callback(struct libusb_transfer *transfer)
{ {
int r; int r;
log_info("begin async_callback endpoint %x, status %x, actual length %u", transfer->endpoint, transfer->status, transfer->actual_length ); // log_info("begin async_callback endpoint %x, status %x, actual length %u", transfer->endpoint, transfer->status, transfer->actual_length );
if (transfer->status == LIBUSB_TRANSFER_COMPLETED || if (transfer->status == LIBUSB_TRANSFER_COMPLETED ||
(transfer->status == LIBUSB_TRANSFER_TIMED_OUT && transfer->actual_length > 0)) { (transfer->status == LIBUSB_TRANSFER_TIMED_OUT && transfer->actual_length > 0)) {
@ -213,7 +213,7 @@ static void LIBUSB_CALL async_callback(struct libusb_transfer *transfer)
} }
} }
} }
log_info("end async_callback"); // log_info("end async_callback");
} }
static int usb_process_ds(struct data_source *ds) { static int usb_process_ds(struct data_source *ds) {
@ -418,7 +418,7 @@ static int usb_open(void *transport_config){
for (c = 0 ; c < ASYNC_BUFFERS ; c++) { for (c = 0 ; c < ASYNC_BUFFERS ; c++) {
// configure event_in handlers // configure event_in handlers
libusb_fill_interrupt_transfer(event_in_transfer[c], handle, event_in_addr, libusb_fill_interrupt_transfer(event_in_transfer[c], handle, event_in_addr,
hci_event_in_buffer[c], HCI_ACL_BUFFER_SIZE, async_callback, NULL, 2000) ; hci_event_in_buffer[c], HCI_ACL_BUFFER_SIZE, async_callback, NULL, 0) ;
r = libusb_submit_transfer(event_in_transfer[c]); r = libusb_submit_transfer(event_in_transfer[c]);
if (r) { if (r) {
@ -429,7 +429,7 @@ static int usb_open(void *transport_config){
// configure bulk_in handlers // configure bulk_in handlers
libusb_fill_bulk_transfer(bulk_in_transfer[c], handle, acl_in_addr, libusb_fill_bulk_transfer(bulk_in_transfer[c], handle, acl_in_addr,
hci_bulk_in_buffer[c], HCI_ACL_BUFFER_SIZE, async_callback, NULL, 2000) ; hci_bulk_in_buffer[c], HCI_ACL_BUFFER_SIZE, async_callback, NULL, 0) ;
r = libusb_submit_transfer(bulk_in_transfer[c]); r = libusb_submit_transfer(bulk_in_transfer[c]);
if (r) { if (r) {