static int
uftdi_send_data(uftdi_state_t *uf, mblk_t *data)
{
usb_bulk_req_t *br;
int len = MBLKL(data);
int rval;
USB_DPRINTF_L4(DPRINT_OUT_PIPE, uf->uf_lh,
"uftdi_send_data: %d 0x%x 0x%x 0x%x", len, data->b_rptr[0],
(len > 1) ? data->b_rptr[1] : 0, (len > 2) ? data->b_rptr[2] : 0);
ASSERT(!mutex_owned(&uf->uf_lock));
br = usb_alloc_bulk_req(uf->uf_dip, 0, USB_FLAGS_SLEEP);
br->bulk_data = data;
br->bulk_len = len;
br->bulk_timeout = UFTDI_BULKOUT_TIMEOUT;
br->bulk_cb = uftdi_bulkout_cb;
br->bulk_exc_cb = uftdi_bulkout_cb;
br->bulk_client_private = (usb_opaque_t)uf;
br->bulk_attributes = USB_ATTRS_AUTOCLEARING;
rval = usb_pipe_bulk_xfer(uf->uf_bulkout_ph, br, 0);
if (rval != USB_SUCCESS) {
USB_DPRINTF_L2(DPRINT_OUT_PIPE, uf->uf_lh,
"uftdi_send_data: xfer failed %d", rval);
br->bulk_data = NULL;
usb_free_bulk_req(br);
}
return (rval);
}
/*
* start receiving data
*/
static int
uftdi_rx_start(uftdi_state_t *uf)
{
usb_bulk_req_t *br;
int rval;
USB_DPRINTF_L4(DPRINT_OUT_PIPE, uf->uf_lh, "uftdi_rx_start");
ASSERT(mutex_owned(&uf->uf_lock));
uf->uf_bulkin_state = UFTDI_PIPE_BUSY;
mutex_exit(&uf->uf_lock);
br = usb_alloc_bulk_req(uf->uf_dip, uf->uf_xfer_sz, USB_FLAGS_SLEEP);
br->bulk_len = uf->uf_xfer_sz;
br->bulk_timeout = UFTDI_BULKIN_TIMEOUT;
br->bulk_cb = uftdi_bulkin_cb;
br->bulk_exc_cb = uftdi_bulkin_cb;
br->bulk_client_private = (usb_opaque_t)uf;
br->bulk_attributes = USB_ATTRS_AUTOCLEARING | USB_ATTRS_SHORT_XFER_OK;
rval = usb_pipe_bulk_xfer(uf->uf_bulkin_ph, br, 0);
if (rval != USB_SUCCESS) {
USB_DPRINTF_L2(DPRINT_IN_PIPE, uf->uf_lh,
"uftdi_rx_start: xfer failed %d", rval);
usb_free_bulk_req(br);
}
mutex_enter(&uf->uf_lock);
if (rval != USB_SUCCESS)
uf->uf_bulkin_state = UFTDI_PIPE_IDLE;
return (rval);
}
usb_bulk_req_t *
usba10_usb_alloc_bulk_req(
dev_info_t *dip,
size_t len,
usb_flags_t flags)
{
return (usb_alloc_bulk_req(dip, len, flags));
}
