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use dcd_edpt0_status_complete() to prepare for setup packet for samd21/samd51

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hathach
2019-11-28 13:48:55 +07:00
parent d7558e8a0f
commit e9725dcdbe
2 changed files with 6 additions and 13 deletions
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11
src/portable/microchip/samd21/dcd_samd21.c
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@@ -133,13 +133,14 @@ void dcd_remote_wakeup(uint8_t rhport)
// May help DCD to prepare for next control transfer, this API is optional.
void dcd_edpt0_status_complete(uint8_t rhport, tusb_control_request_t const * request)
{
(void) rhport;
if (request->bRequest == TUSB_REQ_SET_ADDRESS)
{
uint8_t const dev_addr = (uint8_t) request->wValue;
USB->DEVICE.DADD.reg = USB_DEVICE_DADD_DADD(dev_addr) | USB_DEVICE_DADD_ADDEN;
}
// Just finished status stage, prepare for next setup packet
dcd_edpt_xfer(rhport, 0x00, _setup_packet, sizeof(_setup_packet));
}
@@ -295,12 +296,6 @@ void maybe_transfer_complete(void) {
uint8_t ep_addr = epnum;
dcd_event_xfer_complete(0, ep_addr, total_transfer_size, XFER_RESULT_SUCCESS, true);
}
// Just finished status stage (total size = 0), prepare for next setup packet
// TODO could cause issue with actual zero length data used by class such as DFU
if (epnum == 0 && total_transfer_size == 0) {
dcd_edpt_xfer(0, 0, _setup_packet, sizeof(_setup_packet));
}
}
}