diff options
Diffstat (limited to 'src/device')
| -rw-r--r-- | src/device/dcd.h | 4 | ||||
| -rw-r--r-- | src/device/usbd_control.c | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/src/device/dcd.h b/src/device/dcd.h index dca289e78..8ae232fa6 100644 --- a/src/device/dcd.h +++ b/src/device/dcd.h @@ -110,6 +110,10 @@ void dcd_remote_wakeup(uint8_t rhport); // Endpoint API
//--------------------------------------------------------------------+
+// Invoked when a control transfer's status stage is complete.
+// 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) TU_ATTR_WEAK;
+
// Configure endpoint's registers according to descriptor
bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * p_endpoint_desc);
diff --git a/src/device/usbd_control.c b/src/device/usbd_control.c index 7f6cf5a40..8b9b8f1cf 100644 --- a/src/device/usbd_control.c +++ b/src/device/usbd_control.c @@ -64,6 +64,7 @@ static inline bool _status_stage_xact(uint8_t rhport, tusb_control_request_t con return dcd_edpt_xfer(rhport, request->bmRequestType_bit.direction ? EDPT_CTRL_OUT : EDPT_CTRL_IN, NULL, 0); } +// Status phase bool tud_control_status(uint8_t rhport, tusb_control_request_t const * request) { _ctrl_xfer.request = (*request); @@ -141,6 +142,7 @@ bool usbd_control_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result if ( tu_edpt_dir(ep_addr) != _ctrl_xfer.request.bmRequestType_bit.direction ) { TU_ASSERT(0 == xferred_bytes); + if (dcd_edpt0_status_complete) dcd_edpt0_status_complete(rhport, &_ctrl_xfer.request); return true; } |