From dd07fecc5f37c85b87060c7f7158d26ff19757a6 Mon Sep 17 00:00:00 2001 From: hathach Date: Thu, 19 Nov 2020 21:26:06 +0700 Subject: [PATCH] migrate cdc_device to new control_xfer_cb --- src/class/cdc/cdc_device.c | 85 ++++++++++++++++---------------------- src/class/cdc/cdc_device.h | 11 +++-- src/class/msc/msc_device.h | 10 ++--- src/device/usbd.c | 3 +- src/device/usbd_control.c | 9 ++++ 5 files changed, 55 insertions(+), 63 deletions(-) diff --git a/src/class/cdc/cdc_device.c b/src/class/cdc/cdc_device.c index e54b7d26..2933dcd3 100644 --- a/src/class/cdc/cdc_device.c +++ b/src/class/cdc/cdc_device.c @@ -315,38 +315,10 @@ uint16_t cdcd_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint1 return drv_len; } -// Invoked when class request DATA stage is finished. -// return false to stall control endpoint (e.g Host send non-sense DATA) -bool cdcd_control_complete(uint8_t rhport, tusb_control_request_t const * request) -{ - (void) rhport; - - //------------- Class Specific Request -------------// - TU_VERIFY (request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS); - - uint8_t itf = 0; - cdcd_interface_t* p_cdc = _cdcd_itf; - - // Identify which interface to use - for ( ; ; itf++, p_cdc++) - { - if (itf >= TU_ARRAY_SIZE(_cdcd_itf)) return false; - - if ( p_cdc->itf_num == request->wIndex ) break; - } - - // Invoke callback - if ( CDC_REQUEST_SET_LINE_CODING == request->bRequest ) - { - if ( tud_cdc_line_coding_cb ) tud_cdc_line_coding_cb(itf, &p_cdc->line_coding); - } - - return true; -} - -// Handle class control request +// Invoked when a control transfer occurred on an interface of this class +// Driver response accordingly to the request and the transfer stage (setup/data/ack) // return false to stall control endpoint (e.g unsupported request) -bool cdcd_control_request(uint8_t rhport, tusb_control_request_t const * request) +bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const * request) { // Handle class request only TU_VERIFY(request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS); @@ -365,34 +337,47 @@ bool cdcd_control_request(uint8_t rhport, tusb_control_request_t const * request switch ( request->bRequest ) { case CDC_REQUEST_SET_LINE_CODING: - TU_LOG2(" Set Line Coding\r\n"); - tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); + if (stage == CONTROL_STAGE_SETUP) + { + TU_LOG2(" Set Line Coding\r\n"); + tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); + } + else if ( stage == CONTROL_STAGE_ACK) + { + if ( tud_cdc_line_coding_cb ) tud_cdc_line_coding_cb(itf, &p_cdc->line_coding); + } break; case CDC_REQUEST_GET_LINE_CODING: - TU_LOG2(" Get Line Coding\r\n"); - tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); + if (stage == CONTROL_STAGE_SETUP) + { + TU_LOG2(" Get Line Coding\r\n"); + tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); + } break; case CDC_REQUEST_SET_CONTROL_LINE_STATE: - { - // CDC PSTN v1.2 section 6.3.12 - // Bit 0: Indicates if DTE is present or not. - // This signal corresponds to V.24 signal 108/2 and RS-232 signal DTR (Data Terminal Ready) - // Bit 1: Carrier control for half-duplex modems. - // This signal corresponds to V.24 signal 105 and RS-232 signal RTS (Request to Send) - bool const dtr = tu_bit_test(request->wValue, 0); - bool const rts = tu_bit_test(request->wValue, 1); + if (stage == CONTROL_STAGE_SETUP) + { + tud_control_status(rhport, request); + } + else if (stage == CONTROL_STAGE_ACK) + { + // CDC PSTN v1.2 section 6.3.12 + // Bit 0: Indicates if DTE is present or not. + // This signal corresponds to V.24 signal 108/2 and RS-232 signal DTR (Data Terminal Ready) + // Bit 1: Carrier control for half-duplex modems. + // This signal corresponds to V.24 signal 105 and RS-232 signal RTS (Request to Send) + bool const dtr = tu_bit_test(request->wValue, 0); + bool const rts = tu_bit_test(request->wValue, 1); - p_cdc->line_state = (uint8_t) request->wValue; + p_cdc->line_state = (uint8_t) request->wValue; - TU_LOG2(" Set Control Line State: DTR = %d, RTS = %d\r\n", dtr, rts); + TU_LOG2(" Set Control Line State: DTR = %d, RTS = %d\r\n", dtr, rts); - tud_control_status(rhport, request); - - // Invoke callback - if ( tud_cdc_line_state_cb ) tud_cdc_line_state_cb(itf, dtr, rts); - } + // Invoke callback + if ( tud_cdc_line_state_cb ) tud_cdc_line_state_cb(itf, dtr, rts); + } break; default: return false; // stall unsupported request diff --git a/src/class/cdc/cdc_device.h b/src/class/cdc/cdc_device.h index 3c679c48..3e68e2a8 100644 --- a/src/class/cdc/cdc_device.h +++ b/src/class/cdc/cdc_device.h @@ -236,12 +236,11 @@ static inline uint32_t tud_cdc_write_available(void) //--------------------------------------------------------------------+ // INTERNAL USBD-CLASS DRIVER API //--------------------------------------------------------------------+ -void cdcd_init (void); -void cdcd_reset (uint8_t rhport); -uint16_t cdcd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len); -bool cdcd_control_request (uint8_t rhport, tusb_control_request_t const * request); -bool cdcd_control_complete (uint8_t rhport, tusb_control_request_t const * request); -bool cdcd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); +void cdcd_init (void); +void cdcd_reset (uint8_t rhport); +uint16_t cdcd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len); +bool cdcd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const * request); +bool cdcd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); #ifdef __cplusplus } diff --git a/src/class/msc/msc_device.h b/src/class/msc/msc_device.h index f1e6c40f..469f2f2f 100644 --- a/src/class/msc/msc_device.h +++ b/src/class/msc/msc_device.h @@ -158,11 +158,11 @@ TU_ATTR_WEAK bool tud_msc_is_writable_cb(uint8_t lun); //--------------------------------------------------------------------+ // Internal Class Driver API //--------------------------------------------------------------------+ -void mscd_init (void); -void mscd_reset (uint8_t rhport); -uint16_t mscd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len); -bool mscd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const * p_request); -bool mscd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes); +void mscd_init (void); +void mscd_reset (uint8_t rhport); +uint16_t mscd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len); +bool mscd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const * p_request); +bool mscd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes); #ifdef __cplusplus } diff --git a/src/device/usbd.c b/src/device/usbd.c index 02f631de..dbe11d38 100644 --- a/src/device/usbd.c +++ b/src/device/usbd.c @@ -97,8 +97,7 @@ static usbd_class_driver_t const _usbd_driver[] = .init = cdcd_init, .reset = cdcd_reset, .open = cdcd_open, - .control_xfer_cb = cdcd_control_request, - .control_complete = cdcd_control_complete, + .control_xfer_cb = cdcd_control_xfer_cb, .xfer_cb = cdcd_xfer_cb, .sof = NULL }, diff --git a/src/device/usbd_control.c b/src/device/usbd_control.c index f1edad37..bb631320 100644 --- a/src/device/usbd_control.c +++ b/src/device/usbd_control.c @@ -171,7 +171,16 @@ 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); + + // invoke optional dcd hook if available if (dcd_edpt0_status_complete) dcd_edpt0_status_complete(rhport, &_ctrl_xfer.request); + + if (_ctrl_xfer.complete_cb) + { + // TODO refactor with usbd_driver_print_control_complete_name + _ctrl_xfer.complete_cb(rhport, CONTROL_STAGE_ACK, &_ctrl_xfer.request); + } + return true; }