diff options
Diffstat (limited to 'src/class')
| -rw-r--r-- | src/class/audio/audio.h | 4 | ||||
| -rw-r--r-- | src/class/audio/audio_device.c | 120 | ||||
| -rw-r--r-- | src/class/cdc/cdc_device.c | 245 | ||||
| -rw-r--r-- | src/class/cdc/cdc_device.h | 197 | ||||
| -rw-r--r-- | src/class/hid/hid.h | 4 | ||||
| -rw-r--r-- | src/class/hid/hid_device.c | 264 | ||||
| -rw-r--r-- | src/class/hid/hid_device.h | 106 | ||||
| -rw-r--r-- | src/class/hid/hid_host.c | 4 | ||||
| -rw-r--r-- | src/class/net/ncm_device.c | 2 |
9 files changed, 433 insertions, 513 deletions
diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index d6f3e22e2..2f97c0f23 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -489,7 +489,7 @@ typedef enum AUDIO_DATA_FORMAT_TYPE_I_IEEE_FLOAT = (uint32_t) (1 << 2), AUDIO_DATA_FORMAT_TYPE_I_ALAW = (uint32_t) (1 << 3), AUDIO_DATA_FORMAT_TYPE_I_MULAW = (uint32_t) (1 << 4), - AUDIO_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000, + AUDIO_DATA_FORMAT_TYPE_I_RAW_DATA = 0x80000000u, } audio_data_format_type_I_t; /// All remaining definitions are taken from the descriptor descriptions in the UAC2 main specification @@ -640,7 +640,7 @@ typedef enum AUDIO_CHANNEL_CONFIG_BOTTOM_CENTER = 0x01000000, AUDIO_CHANNEL_CONFIG_BACK_LEFT_OF_CENTER = 0x02000000, AUDIO_CHANNEL_CONFIG_BACK_RIGHT_OF_CENTER = 0x04000000, - AUDIO_CHANNEL_CONFIG_RAW_DATA = 0x80000000, + AUDIO_CHANNEL_CONFIG_RAW_DATA = 0x80000000u, } audio_channel_config_t; /// AUDIO Channel Cluster Descriptor (4.1) diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index e82d52a5b..75bb0b883 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -307,19 +307,6 @@ typedef struct uint16_t desc_length; // Length of audio function descriptor - // Buffer for control requests - uint8_t * ctrl_buf; - uint8_t ctrl_buf_sz; - - // Current active alternate settings - uint8_t * alt_setting; // We need to save the current alternate setting this way, because it is possible that there are AS interfaces which do not have an EP! - - // EP Transfer buffers and FIFOs -#if CFG_TUD_AUDIO_ENABLE_EP_OUT -#if !CFG_TUD_AUDIO_ENABLE_DECODING - tu_fifo_t ep_out_ff; -#endif - #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP struct { CFG_TUSB_MEM_ALIGN uint32_t send_buf; @@ -350,17 +337,6 @@ typedef struct } feedback; #endif // CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP -#endif // CFG_TUD_AUDIO_ENABLE_EP_OUT - -#if CFG_TUD_AUDIO_ENABLE_EP_IN && !CFG_TUD_AUDIO_ENABLE_ENCODING - tu_fifo_t ep_in_ff; -#endif - - // Audio control interrupt buffer - no FIFO - 6 Bytes according to UAC 2 specification (p. 74) -#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP - CFG_TUSB_MEM_ALIGN uint8_t ep_int_buf[6]; -#endif - // Decoding parameters - parameters are set when alternate AS interface is set by host // Coding is currently only supported for EP. Software coding corresponding to AS interfaces without EPs are not supported currently. #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING @@ -369,8 +345,7 @@ typedef struct #if CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING audio_data_format_type_I_t format_type_I_rx; - uint8_t n_bytes_per_sampe_rx; - uint8_t n_channels_per_ff_rx; + uint8_t n_bytes_per_sample_rx; uint8_t n_ff_used_rx; #endif #endif @@ -386,26 +361,57 @@ typedef struct #if CFG_TUD_AUDIO_ENABLE_EP_IN && (CFG_TUD_AUDIO_ENABLE_ENCODING || CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL) audio_format_type_t format_type_tx; uint8_t n_channels_tx; - uint8_t n_bytes_per_sampe_tx; + uint8_t n_bytes_per_sample_tx; #if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING audio_data_format_type_I_t format_type_I_tx; - uint8_t n_channels_per_ff_tx; uint8_t n_ff_used_tx; #endif #endif + // Buffer for control requests + uint8_t * ctrl_buf; + uint8_t ctrl_buf_sz; + + // Current active alternate settings + uint8_t * alt_setting; // We need to save the current alternate setting this way, because it is possible that there are AS interfaces which do not have an EP! + + // EP Transfer buffers and FIFOs +#if CFG_TUD_AUDIO_ENABLE_EP_OUT +#if !CFG_TUD_AUDIO_ENABLE_DECODING + tu_fifo_t ep_out_ff; +#endif + + +#endif // CFG_TUD_AUDIO_ENABLE_EP_OUT + +#if CFG_TUD_AUDIO_ENABLE_EP_IN && !CFG_TUD_AUDIO_ENABLE_ENCODING + tu_fifo_t ep_in_ff; +#endif + + // Audio control interrupt buffer - no FIFO - 6 Bytes according to UAC 2 specification (p. 74) +#if CFG_TUD_AUDIO_ENABLE_INTERRUPT_EP + CFG_TUSB_MEM_ALIGN uint8_t ep_int_buf[6]; +#endif + + // Support FIFOs for software encoding and decoding #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING tu_fifo_t * rx_supp_ff; uint8_t n_rx_supp_ff; uint16_t rx_supp_ff_sz_max; +#if CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING + uint8_t n_channels_per_ff_rx; +#endif #endif #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_ENABLE_ENCODING tu_fifo_t * tx_supp_ff; uint8_t n_tx_supp_ff; uint16_t tx_supp_ff_sz_max; +#if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING + uint8_t n_channels_per_ff_tx; +#endif #endif // Linear buffer in case target MCU is not capable of handling a ring buffer FIFO e.g. no hardware buffer is available or driver is would need to be changed dramatically OR the support FIFOs are used @@ -847,16 +853,16 @@ static bool audiod_decode_type_I_pcm(uint8_t rhport, audiod_function_t* audio, u if (info.len_lin != 0) { info.len_lin = tu_min16(nBytesPerFFToRead, info.len_lin); - src = &audio->lin_buf_out[cnt_ff*audio->n_channels_per_ff_rx * audio->n_bytes_per_sampe_rx]; + src = &audio->lin_buf_out[cnt_ff*audio->n_channels_per_ff_rx * audio->n_bytes_per_sample_rx]; dst_end = info.ptr_lin + info.len_lin; - src = audiod_interleaved_copy_bytes_fast_decode(audio->n_bytes_per_sampe_rx, info.ptr_lin, dst_end, src, n_ff_used); + src = audiod_interleaved_copy_bytes_fast_decode(audio->n_bytes_per_sample_rx, info.ptr_lin, dst_end, src, n_ff_used); // Handle wrapped part of FIFO info.len_wrap = tu_min16(nBytesPerFFToRead - info.len_lin, info.len_wrap); if (info.len_wrap != 0) { dst_end = info.ptr_wrap + info.len_wrap; - audiod_interleaved_copy_bytes_fast_decode(audio->n_bytes_per_sampe_rx, info.ptr_wrap, dst_end, src, n_ff_used); + audiod_interleaved_copy_bytes_fast_decode(audio->n_bytes_per_sample_rx, info.ptr_wrap, dst_end, src, n_ff_used); } tu_fifo_advance_write_pointer(&audio->rx_supp_ff[cnt_ff], info.len_lin + info.len_wrap); } @@ -1171,7 +1177,7 @@ static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audi // Limit to maximum sample number - THIS IS A POSSIBLE ERROR SOURCE IF TOO MANY SAMPLE WOULD NEED TO BE SENT BUT CAN NOT! nBytesPerFFToSend = tu_min16(nBytesPerFFToSend, audio->ep_in_sz / n_ff_used); // Round to full number of samples (flooring) - uint16_t const nSlotSize = audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx; + uint16_t const nSlotSize = audio->n_channels_per_ff_tx * audio->n_bytes_per_sample_tx; nBytesPerFFToSend = (nBytesPerFFToSend / nSlotSize) * nSlotSize; #endif @@ -1183,7 +1189,7 @@ static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audi for (cnt_ff = 0; cnt_ff < n_ff_used; cnt_ff++) { - dst = &audio->lin_buf_in[cnt_ff*audio->n_channels_per_ff_tx*audio->n_bytes_per_sampe_tx]; + dst = &audio->lin_buf_in[cnt_ff*audio->n_channels_per_ff_tx*audio->n_bytes_per_sample_tx]; tu_fifo_get_read_info(&audio->tx_supp_ff[cnt_ff], &info); @@ -1191,7 +1197,7 @@ static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audi { info.len_lin = tu_min16(nBytesPerFFToSend, info.len_lin); // Limit up to desired length src_end = (uint8_t *)info.ptr_lin + info.len_lin; - dst = audiod_interleaved_copy_bytes_fast_encode(audio->n_bytes_per_sampe_tx, info.ptr_lin, src_end, dst, n_ff_used); + dst = audiod_interleaved_copy_bytes_fast_encode(audio->n_bytes_per_sample_tx, info.ptr_lin, src_end, dst, n_ff_used); // Limit up to desired length info.len_wrap = tu_min16(nBytesPerFFToSend - info.len_lin, info.len_wrap); @@ -1200,7 +1206,7 @@ static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audi if (info.len_wrap != 0) { src_end = (uint8_t *)info.ptr_wrap + info.len_wrap; - audiod_interleaved_copy_bytes_fast_encode(audio->n_bytes_per_sampe_tx, info.ptr_wrap, src_end, dst, n_ff_used); + audiod_interleaved_copy_bytes_fast_encode(audio->n_bytes_per_sample_tx, info.ptr_wrap, src_end, dst, n_ff_used); } tu_fifo_advance_read_pointer(&audio->tx_supp_ff[cnt_ff], info.len_lin + info.len_wrap); @@ -1666,7 +1672,8 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin #endif uint8_t const *p_desc = _audiod_fct[i].p_desc; uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { @@ -1916,7 +1923,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * uint8_t const *p_desc_end = audio->p_desc + audio->desc_length - TUD_AUDIO_DESC_IAD_LEN; // p_desc starts at required interface with alternate setting zero - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { // Find correct interface if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const * )p_desc)->bInterfaceNumber == itf && ((tusb_desc_interface_t const * )p_desc)->bAlternateSetting == alt) @@ -1926,7 +1934,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * #endif // From this point forward follow the EP descriptors associated to the current alternate setting interface - Open EPs if necessary uint8_t foundEPs = 0, nEps = ((tusb_desc_interface_t const * )p_desc)->bNumEndpoints; - while (foundEPs < nEps && p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (foundEPs < nEps && (p_desc_end - p_desc > 0)) { if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { @@ -1955,8 +1964,8 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * // Reconfigure size of support FIFOs - this is necessary to avoid samples to get split in case of a wrap #if CFG_TUD_AUDIO_ENABLE_ENCODING && CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING - const uint16_t active_fifo_depth = (uint16_t) ((audio->tx_supp_ff_sz_max / (audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx)) - * (audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx)); + const uint16_t active_fifo_depth = (uint16_t) ((audio->tx_supp_ff_sz_max / (audio->n_channels_per_ff_tx * audio->n_bytes_per_sample_tx)) + * (audio->n_channels_per_ff_tx * audio->n_bytes_per_sample_tx)); for (uint8_t cnt = 0; cnt < audio->n_tx_supp_ff; cnt++) { tu_fifo_config(&audio->tx_supp_ff[cnt], audio->tx_supp_ff[cnt].buffer, active_fifo_depth, 1, true); @@ -1986,7 +1995,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * // Reconfigure size of support FIFOs - this is necessary to avoid samples to get split in case of a wrap #if CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING - const uint16_t active_fifo_depth = (audio->rx_supp_ff_sz_max / audio->n_bytes_per_sampe_rx) * audio->n_bytes_per_sampe_rx; + const uint16_t active_fifo_depth = (audio->rx_supp_ff_sz_max / audio->n_bytes_per_sample_rx) * audio->n_bytes_per_sample_rx; for (uint8_t cnt = 0; cnt < audio->n_rx_supp_ff; cnt++) { tu_fifo_config(&audio->rx_supp_ff[cnt], audio->rx_supp_ff[cnt].buffer, active_fifo_depth, 1, true); @@ -2584,7 +2593,8 @@ static bool audiod_get_AS_interface_index(uint8_t itf, audiod_function_t * audio p_desc += ((audio_desc_cs_ac_interface_t const *)p_desc)->wTotalLength; uint8_t tmp = 0; - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { // We assume the number of alternate settings is increasing thus we return the index of alternate setting zero! if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const * )p_desc)->bAlternateSetting == 0) @@ -2637,7 +2647,8 @@ static bool audiod_verify_entity_exists(uint8_t itf, uint8_t entityID, uint8_t * uint8_t const *p_desc_end = ((audio_desc_cs_ac_interface_t const *)p_desc)->wTotalLength + p_desc; p_desc = tu_desc_next(p_desc); // Get past CS AC descriptor - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { if (p_desc[3] == entityID) // Entity IDs are always at offset 3 { @@ -2661,8 +2672,8 @@ static bool audiod_verify_itf_exists(uint8_t itf, uint8_t *func_id) // Get pointer at beginning and end uint8_t const *p_desc = _audiod_fct[i].p_desc; uint8_t const *p_desc_end = _audiod_fct[i].p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; - - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const *)_audiod_fct[i].p_desc)->bInterfaceNumber == itf) { @@ -2690,7 +2701,8 @@ static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id) uint8_t const *p_desc = tu_desc_next(_audiod_fct[i].p_desc); p_desc += ((audio_desc_cs_ac_interface_t const *)p_desc)->wTotalLength; - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT && ((tusb_desc_endpoint_t const * )p_desc)->bEndpointAddress == ep) { @@ -2721,8 +2733,8 @@ static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * #endif p_desc = tu_desc_next(p_desc); // Exclude standard AS interface descriptor of current alternate interface descriptor - - while (p_desc < p_desc_end) + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) { // Abort if follow up descriptor is a new standard interface descriptor - indicates the last AS descriptor was already finished if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE) break; @@ -2771,14 +2783,14 @@ static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * #if CFG_TUD_AUDIO_ENABLE_EP_IN if (as_itf == audio->ep_in_as_intf_num) { - audio->n_bytes_per_sampe_tx = ((audio_desc_type_I_format_t const * )p_desc)->bSubslotSize; + audio->n_bytes_per_sample_tx = ((audio_desc_type_I_format_t const * )p_desc)->bSubslotSize; } #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING if (as_itf == audio->ep_out_as_intf_num) { - audio->n_bytes_per_sampe_rx = ((audio_desc_type_I_format_t const * )p_desc)->bSubslotSize; + audio->n_bytes_per_sample_rx = ((audio_desc_type_I_format_t const * )p_desc)->bSubslotSize; } #endif } @@ -2797,7 +2809,7 @@ static bool audiod_calc_tx_packet_sz(audiod_function_t* audio) { TU_VERIFY(audio->format_type_tx == AUDIO_FORMAT_TYPE_I); TU_VERIFY(audio->n_channels_tx); - TU_VERIFY(audio->n_bytes_per_sampe_tx); + TU_VERIFY(audio->n_bytes_per_sample_tx); TU_VERIFY(audio->interval_tx); TU_VERIFY(audio->sample_rate_tx); @@ -2806,9 +2818,9 @@ static bool audiod_calc_tx_packet_sz(audiod_function_t* audio) const uint16_t sample_normimal = (uint16_t)(audio->sample_rate_tx * interval / ((tud_speed_get() == TUSB_SPEED_FULL) ? 1000 : 8000)); const uint16_t sample_reminder = (uint16_t)(audio->sample_rate_tx * interval % ((tud_speed_get() == TUSB_SPEED_FULL) ? 1000 : 8000)); - const uint16_t packet_sz_tx_min = (uint16_t)((sample_normimal - 1) * audio->n_channels_tx * audio->n_bytes_per_sampe_tx); - const uint16_t packet_sz_tx_norm = (uint16_t)(sample_normimal * audio->n_channels_tx * audio->n_bytes_per_sampe_tx); - const uint16_t packet_sz_tx_max = (uint16_t)((sample_normimal + 1) * audio->n_channels_tx * audio->n_bytes_per_sampe_tx); + const uint16_t packet_sz_tx_min = (uint16_t)((sample_normimal - 1) * audio->n_channels_tx * audio->n_bytes_per_sample_tx); + const uint16_t packet_sz_tx_norm = (uint16_t)(sample_normimal * audio->n_channels_tx * audio->n_bytes_per_sample_tx); + const uint16_t packet_sz_tx_max = (uint16_t)((sample_normimal + 1) * audio->n_channels_tx * audio->n_bytes_per_sample_tx); // Endpoint size must larger than packet size TU_ASSERT(packet_sz_tx_max <= audio->ep_in_sz); diff --git a/src/class/cdc/cdc_device.c b/src/class/cdc/cdc_device.c index f36725eba..ebc408f5a 100644 --- a/src/class/cdc/cdc_device.c +++ b/src/class/cdc/cdc_device.c @@ -45,8 +45,7 @@ //--------------------------------------------------------------------+ #define BULK_PACKET_SIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) -typedef struct -{ +typedef struct { uint8_t itf_num; uint8_t ep_notif; uint8_t ep_in; @@ -56,7 +55,7 @@ typedef struct uint8_t line_state; /*------------- From this point, data is not cleared by bus reset -------------*/ - char wanted_char; + char wanted_char; TU_ATTR_ALIGNED(4) cdc_line_coding_t line_coding; // FIFO @@ -72,19 +71,22 @@ typedef struct // Endpoint Transfer buffer CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_CDC_EP_BUFSIZE]; CFG_TUSB_MEM_ALIGN uint8_t epin_buf[CFG_TUD_CDC_EP_BUFSIZE]; - -}cdcd_interface_t; +} cdcd_interface_t; #define ITF_MEM_RESET_SIZE offsetof(cdcd_interface_t, wanted_char) //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUD_MEM_SECTION tu_static cdcd_interface_t _cdcd_itf[CFG_TUD_CDC]; +CFG_TUD_MEM_SECTION static cdcd_interface_t _cdcd_itf[CFG_TUD_CDC]; +static tud_cdc_configure_fifo_t _cdcd_fifo_cfg; -static bool _prep_out_transaction (cdcd_interface_t* p_cdc) -{ +static bool _prep_out_transaction (cdcd_interface_t* p_cdc) { uint8_t const rhport = 0; + + // Skip if usb is not ready yet + TU_VERIFY(tud_ready() && p_cdc->ep_out); + uint16_t available = tu_fifo_remaining(&p_cdc->rx_ff); // Prepare for incoming data but only allow what we can store in the ring buffer. @@ -99,14 +101,11 @@ static bool _prep_out_transaction (cdcd_interface_t* p_cdc) // fifo can be changed before endpoint is claimed available = tu_fifo_remaining(&p_cdc->rx_ff); - if ( available >= sizeof(p_cdc->epout_buf) ) - { + if ( available >= sizeof(p_cdc->epout_buf) ) { return usbd_edpt_xfer(rhport, p_cdc->ep_out, p_cdc->epout_buf, sizeof(p_cdc->epout_buf)); - }else - { + }else { // Release endpoint since we don't make any transfer usbd_edpt_release(rhport, p_cdc->ep_out); - return false; } } @@ -114,51 +113,53 @@ static bool _prep_out_transaction (cdcd_interface_t* p_cdc) //--------------------------------------------------------------------+ // APPLICATION API //--------------------------------------------------------------------+ -bool tud_cdc_n_connected(uint8_t itf) -{ + +bool tud_cdc_configure_fifo(tud_cdc_configure_fifo_t const* cfg) { + TU_VERIFY(cfg); + _cdcd_fifo_cfg = (*cfg); + return true; +} + +bool tud_cdc_n_ready(uint8_t itf) { + return tud_ready() && _cdcd_itf[itf].ep_in != 0 && _cdcd_itf[itf].ep_out != 0; +} + +bool tud_cdc_n_connected(uint8_t itf) { // DTR (bit 0) active is considered as connected return tud_ready() && tu_bit_test(_cdcd_itf[itf].line_state, 0); } -uint8_t tud_cdc_n_get_line_state (uint8_t itf) -{ +uint8_t tud_cdc_n_get_line_state(uint8_t itf) { return _cdcd_itf[itf].line_state; } -void tud_cdc_n_get_line_coding (uint8_t itf, cdc_line_coding_t* coding) -{ +void tud_cdc_n_get_line_coding(uint8_t itf, cdc_line_coding_t* coding) { (*coding) = _cdcd_itf[itf].line_coding; } -void tud_cdc_n_set_wanted_char (uint8_t itf, char wanted) -{ +void tud_cdc_n_set_wanted_char(uint8_t itf, char wanted) { _cdcd_itf[itf].wanted_char = wanted; } - //--------------------------------------------------------------------+ // READ API //--------------------------------------------------------------------+ -uint32_t tud_cdc_n_available(uint8_t itf) -{ +uint32_t tud_cdc_n_available(uint8_t itf) { return tu_fifo_count(&_cdcd_itf[itf].rx_ff); } -uint32_t tud_cdc_n_read(uint8_t itf, void* buffer, uint32_t bufsize) -{ +uint32_t tud_cdc_n_read(uint8_t itf, void* buffer, uint32_t bufsize) { cdcd_interface_t* p_cdc = &_cdcd_itf[itf]; uint32_t num_read = tu_fifo_read_n(&p_cdc->rx_ff, buffer, (uint16_t) TU_MIN(bufsize, UINT16_MAX)); _prep_out_transaction(p_cdc); return num_read; } -bool tud_cdc_n_peek(uint8_t itf, uint8_t* chr) -{ +bool tud_cdc_n_peek(uint8_t itf, uint8_t* chr) { return tu_fifo_peek(&_cdcd_itf[itf].rx_ff, chr); } -void tud_cdc_n_read_flush (uint8_t itf) -{ +void tud_cdc_n_read_flush(uint8_t itf) { cdcd_interface_t* p_cdc = &_cdcd_itf[itf]; tu_fifo_clear(&p_cdc->rx_ff); _prep_out_transaction(p_cdc); @@ -167,16 +168,15 @@ void tud_cdc_n_read_flush (uint8_t itf) //--------------------------------------------------------------------+ // WRITE API //--------------------------------------------------------------------+ -uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize) -{ +uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize) { cdcd_interface_t* p_cdc = &_cdcd_itf[itf]; uint16_t ret = tu_fifo_write_n(&p_cdc->tx_ff, buffer, (uint16_t) TU_MIN(bufsize, UINT16_MAX)); // flush if queue more than packet size - if ( tu_fifo_count(&p_cdc->tx_ff) >= BULK_PACKET_SIZE - #if CFG_TUD_CDC_TX_BUFSIZE < BULK_PACKET_SIZE - || tu_fifo_full(&p_cdc->tx_ff) // check full if fifo size is less than packet size - #endif + if (tu_fifo_count(&p_cdc->tx_ff) >= BULK_PACKET_SIZE + #if CFG_TUD_CDC_TX_BUFSIZE < BULK_PACKET_SIZE + || tu_fifo_full(&p_cdc->tx_ff) // check full if fifo size is less than packet size + #endif ) { tud_cdc_n_write_flush(itf); } @@ -184,30 +184,27 @@ uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize) return ret; } -uint32_t tud_cdc_n_write_flush (uint8_t itf) -{ +uint32_t tud_cdc_n_write_flush(uint8_t itf) { cdcd_interface_t* p_cdc = &_cdcd_itf[itf]; // Skip if usb is not ready yet - TU_VERIFY( tud_ready(), 0 ); + TU_VERIFY(tud_ready(), 0); // No data to send - if ( !tu_fifo_count(&p_cdc->tx_ff) ) return 0; + if (!tu_fifo_count(&p_cdc->tx_ff)) return 0; uint8_t const rhport = 0; // Claim the endpoint - TU_VERIFY( usbd_edpt_claim(rhport, p_cdc->ep_in), 0 ); + TU_VERIFY(usbd_edpt_claim(rhport, p_cdc->ep_in), 0); // Pull data from FIFO uint16_t const count = tu_fifo_read_n(&p_cdc->tx_ff, p_cdc->epin_buf, sizeof(p_cdc->epin_buf)); - if ( count ) - { - TU_ASSERT( usbd_edpt_xfer(rhport, p_cdc->ep_in, p_cdc->epin_buf, count), 0 ); + if (count) { + TU_ASSERT(usbd_edpt_xfer(rhport, p_cdc->ep_in, p_cdc->epin_buf, count), 0); return count; - }else - { + } else { // Release endpoint since we don't make any transfer // Note: data is dropped if terminal is not connected usbd_edpt_release(rhport, p_cdc->ep_in); @@ -215,33 +212,30 @@ uint32_t tud_cdc_n_write_flush (uint8_t itf) } } -uint32_t tud_cdc_n_write_available (uint8_t itf) -{ +uint32_t tud_cdc_n_write_available(uint8_t itf) { return tu_fifo_remaining(&_cdcd_itf[itf].tx_ff); } -bool tud_cdc_n_write_clear (uint8_t itf) -{ +bool tud_cdc_n_write_clear(uint8_t itf) { return tu_fifo_clear(&_cdcd_itf[itf].tx_ff); } //--------------------------------------------------------------------+ // USBD Driver API //--------------------------------------------------------------------+ -void cdcd_init(void) -{ +void cdcd_init(void) { tu_memclr(_cdcd_itf, sizeof(_cdcd_itf)); + tu_memclr(&_cdcd_fifo_cfg, sizeof(_cdcd_fifo_cfg)); - for(uint8_t i=0; i<CFG_TUD_CDC; i++) - { + for (uint8_t i = 0; i < CFG_TUD_CDC; i++) { cdcd_interface_t* p_cdc = &_cdcd_itf[i]; p_cdc->wanted_char = (char) -1; // default line coding is : stop bit = 1, parity = none, data bits = 8 - p_cdc->line_coding.bit_rate = 115200; + p_cdc->line_coding.bit_rate = 115200; p_cdc->line_coding.stop_bits = 0; - p_cdc->line_coding.parity = 0; + p_cdc->line_coding.parity = 0; p_cdc->line_coding.data_bits = 8; // Config RX fifo @@ -285,35 +279,28 @@ bool cdcd_deinit(void) { return true; } -void cdcd_reset(uint8_t rhport) -{ +void cdcd_reset(uint8_t rhport) { (void) rhport; - for(uint8_t i=0; i<CFG_TUD_CDC; i++) - { + for (uint8_t i = 0; i < CFG_TUD_CDC; i++) { cdcd_interface_t* p_cdc = &_cdcd_itf[i]; tu_memclr(p_cdc, ITF_MEM_RESET_SIZE); - tu_fifo_clear(&p_cdc->rx_ff); - #if !CFG_TUD_CDC_PERSISTENT_TX_BUFF - tu_fifo_clear(&p_cdc->tx_ff); - #endif + if (!_cdcd_fifo_cfg.rx_persistent) tu_fifo_clear(&p_cdc->rx_ff); + if (!_cdcd_fifo_cfg.tx_persistent) tu_fifo_clear(&p_cdc->tx_ff); tu_fifo_set_overwritable(&p_cdc->tx_ff, true); } } -uint16_t cdcd_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len) -{ +uint16_t cdcd_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len) { // Only support ACM subclass TU_VERIFY( TUSB_CLASS_CDC == itf_desc->bInterfaceClass && CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL == itf_desc->bInterfaceSubClass, 0); // Find available interface - cdcd_interface_t * p_cdc = NULL; - for(uint8_t cdc_id=0; cdc_id<CFG_TUD_CDC; cdc_id++) - { - if ( _cdcd_itf[cdc_id].ep_in == 0 ) - { + cdcd_interface_t* p_cdc = NULL; + for (uint8_t cdc_id = 0; cdc_id < CFG_TUD_CDC; cdc_id++) { + if (_cdcd_itf[cdc_id].ep_in == 0) { p_cdc = &_cdcd_itf[cdc_id]; break; } @@ -324,39 +311,36 @@ uint16_t cdcd_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint1 p_cdc->itf_num = itf_desc->bInterfaceNumber; uint16_t drv_len = sizeof(tusb_desc_interface_t); - uint8_t const * p_desc = tu_desc_next( itf_desc ); + uint8_t const* p_desc = tu_desc_next(itf_desc); // Communication Functional Descriptors - while ( TUSB_DESC_CS_INTERFACE == tu_desc_type(p_desc) && drv_len <= max_len ) - { + while (TUSB_DESC_CS_INTERFACE == tu_desc_type(p_desc) && drv_len <= max_len) { drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next(p_desc); + p_desc = tu_desc_next(p_desc); } - if ( TUSB_DESC_ENDPOINT == tu_desc_type(p_desc) ) - { + if (TUSB_DESC_ENDPOINT == tu_desc_type(p_desc)) { // notification endpoint - tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) p_desc; + tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const*) p_desc; - TU_ASSERT( usbd_edpt_open(rhport, desc_ep), 0 ); + TU_ASSERT(usbd_edpt_open(rhport, desc_ep), 0); p_cdc->ep_notif = desc_ep->bEndpointAddress; drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next(p_desc); + p_desc = tu_desc_next(p_desc); } //------------- Data Interface (if any) -------------// - if ( (TUSB_DESC_INTERFACE == tu_desc_type(p_desc)) && - (TUSB_CLASS_CDC_DATA == ((tusb_desc_interface_t const *) p_desc)->bInterfaceClass) ) - { + if ((TUSB_DESC_INTERFACE == tu_desc_type(p_desc)) && + (TUSB_CLASS_CDC_DATA == ((tusb_desc_interface_t const*) p_desc)->bInterfaceClass)) { // next to endpoint descriptor drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next(p_desc); + p_desc = tu_desc_next(p_desc); // Open endpoint pair - TU_ASSERT( usbd_open_edpt_pair(rhport, p_desc, 2, TUSB_XFER_BULK, &p_cdc->ep_out, &p_cdc->ep_in), 0 ); + TU_ASSERT(usbd_open_edpt_pair(rhport, p_desc, 2, TUSB_XFER_BULK, &p_cdc->ep_out, &p_cdc->ep_in), 0); - drv_len += 2*sizeof(tusb_desc_endpoint_t); + drv_len += 2 * sizeof(tusb_desc_endpoint_t); } // Prepare for incoming data @@ -368,8 +352,7 @@ uint16_t cdcd_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint1 // 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_xfer_cb(uint8_t rhport, uint8_t stage, 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); @@ -377,42 +360,33 @@ bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t cdcd_interface_t* p_cdc = _cdcd_itf; // Identify which interface to use - for ( ; ; itf++, p_cdc++) - { + for (;; itf++, p_cdc++) { if (itf >= TU_ARRAY_SIZE(_cdcd_itf)) return false; - if ( p_cdc->itf_num == request->wIndex ) break; + if (p_cdc->itf_num == request->wIndex) break; } - switch ( request->bRequest ) - { + switch (request->bRequest) { case CDC_REQUEST_SET_LINE_CODING: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_LOG_DRV(" 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); } - else if ( stage == CONTROL_STAGE_ACK) - { - if ( tud_cdc_line_coding_cb ) tud_cdc_line_coding_cb(itf, &p_cdc->line_coding); - } - break; + break; case CDC_REQUEST_GET_LINE_CODING: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_LOG_DRV(" Get Line Coding\r\n"); tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); } - break; + break; case CDC_REQUEST_SET_CONTROL_LINE_STATE: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { tud_control_status(rhport, request); - } - else if (stage == CONTROL_STAGE_ACK) - { + } 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) @@ -429,61 +403,54 @@ bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t TU_LOG_DRV(" Set Control Line State: DTR = %d, RTS = %d\r\n", dtr, rts); // Invoke callback - if ( tud_cdc_line_state_cb ) tud_cdc_line_state_cb(itf, dtr, rts); + if (tud_cdc_line_state_cb) tud_cdc_line_state_cb(itf, dtr, rts); } - break; + break; + case CDC_REQUEST_SEND_BREAK: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { tud_control_status(rhport, request); - } - else if (stage == CONTROL_STAGE_ACK) - { + } else if (stage == CONTROL_STAGE_ACK) { TU_LOG_DRV(" Send Break\r\n"); - if ( tud_cdc_send_break_cb ) tud_cdc_send_break_cb(itf, request->wValue); + if (tud_cdc_send_break_cb) tud_cdc_send_break_cb(itf, request->wValue); } - break; + break; - default: return false; // stall unsupported request + default: + return false; // stall unsupported request } return true; } -bool cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) -{ +bool cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) { (void) result; uint8_t itf; cdcd_interface_t* p_cdc; // Identify which interface to use - for (itf = 0; itf < CFG_TUD_CDC; itf++) - { + for (itf = 0; itf < CFG_TUD_CDC; itf++) { p_cdc = &_cdcd_itf[itf]; - if ( ( ep_addr == p_cdc->ep_out ) || ( ep_addr == p_cdc->ep_in ) ) break; + if ((ep_addr == p_cdc->ep_out) || (ep_addr == p_cdc->ep_in)) break; } TU_ASSERT(itf < CFG_TUD_CDC); // Received new data - if ( ep_addr == p_cdc->ep_out ) - { + if (ep_addr == p_cdc->ep_out) { tu_fifo_write_n(&p_cdc->rx_ff, p_cdc->epout_buf, (uint16_t) xferred_bytes); // Check for wanted char and invoke callback if needed - if ( tud_cdc_rx_wanted_cb && (((signed char) p_cdc->wanted_char) != -1) ) - { - for ( uint32_t i = 0; i < xferred_bytes; i++ ) - { - if ( (p_cdc->wanted_char == p_cdc->epout_buf[i]) && !tu_fifo_empty(&p_cdc->rx_ff) ) - { + if (tud_cdc_rx_wanted_cb && (((signed char) p_cdc->wanted_char) != -1)) { + for (uint32_t i = 0; i < xferred_bytes; i++) { + if ((p_cdc->wanted_char == p_cdc->epout_buf[i]) && !tu_fifo_empty(&p_cdc->rx_ff)) { tud_cdc_rx_wanted_cb(itf, p_cdc->wanted_char); } } } // invoke receive callback (if there is still data) - if (tud_cdc_rx_cb && !tu_fifo_empty(&p_cdc->rx_ff) ) tud_cdc_rx_cb(itf); + if (tud_cdc_rx_cb && !tu_fifo_empty(&p_cdc->rx_ff)) tud_cdc_rx_cb(itf); // prepare for OUT transaction _prep_out_transaction(p_cdc); @@ -492,19 +459,15 @@ bool cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_ // Data sent to host, we continue to fetch from tx fifo to send. // Note: This will cause incorrect baudrate set in line coding. // Though maybe the baudrate is not really important !!! - if ( ep_addr == p_cdc->ep_in ) - { + if (ep_addr == p_cdc->ep_in) { // invoke transmit callback to possibly refill tx fifo - if ( tud_cdc_tx_complete_cb ) tud_cdc_tx_complete_cb(itf); + if (tud_cdc_tx_complete_cb) tud_cdc_tx_complete_cb(itf); - if ( 0 == tud_cdc_n_write_flush(itf) ) - { + if (0 == tud_cdc_n_write_flush(itf)) { // If there is no data left, a ZLP should be sent if // xferred_bytes is multiple of EP Packet size and not zero - if ( !tu_fifo_count(&p_cdc->tx_ff) && xferred_bytes && (0 == (xferred_bytes & (BULK_PACKET_SIZE-1))) ) - { - if ( usbd_edpt_claim(rhport, p_cdc->ep_in) ) - { + if (!tu_fifo_count(&p_cdc->tx_ff) && xferred_bytes && (0 == (xferred_bytes & (BULK_PACKET_SIZE - 1)))) { + if (usbd_edpt_claim(rhport, p_cdc->ep_in)) { usbd_edpt_xfer(rhport, p_cdc->ep_in, NULL, 0); } } diff --git a/src/class/cdc/cdc_device.h b/src/class/cdc/cdc_device.h index db709b3bc..3ad7c8baf 100644 --- a/src/class/cdc/cdc_device.h +++ b/src/class/cdc/cdc_device.h @@ -24,8 +24,8 @@ * This file is part of the TinyUSB stack. */ -#ifndef _TUSB_CDC_DEVICE_H_ -#define _TUSB_CDC_DEVICE_H_ +#ifndef TUSB_CDC_DEVICE_H_ +#define TUSB_CDC_DEVICE_H_ #include "cdc.h" @@ -41,213 +41,170 @@ #define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) #endif -// By default the TX fifo buffer is cleared on connect / bus reset. -// Enable this to persist any data in the fifo instead. -#ifndef CFG_TUD_CDC_PERSISTENT_TX_BUFF - #define CFG_TUD_CDC_PERSISTENT_TX_BUFF (0) -#endif - #ifdef __cplusplus extern "C" { #endif -/** \addtogroup CDC_Serial Serial - * @{ - * \defgroup CDC_Serial_Device Device - * @{ */ +//--------------------------------------------------------------------+ +// Driver Configuration +//--------------------------------------------------------------------+ + +typedef struct TU_ATTR_PACKED { + uint8_t rx_persistent : 1; // keep rx fifo on bus reset or disconnect + uint8_t tx_persistent : 1; // keep tx fifo on bus reset or disconnect +} tud_cdc_configure_fifo_t; + +// Configure CDC FIFOs behavior +bool tud_cdc_configure_fifo(tud_cdc_configure_fifo_t const* cfg); //--------------------------------------------------------------------+ -// Application API (Multiple Ports) -// CFG_TUD_CDC > 1 +// Application API (Multiple Ports) i.e. CFG_TUD_CDC > 1 //--------------------------------------------------------------------+ +// Check if interface is ready +bool tud_cdc_n_ready(uint8_t itf); + // Check if terminal is connected to this port -bool tud_cdc_n_connected (uint8_t itf); +bool tud_cdc_n_connected(uint8_t itf); // Get current line state. Bit 0: DTR (Data Terminal Ready), Bit 1: RTS (Request to Send) -uint8_t tud_cdc_n_get_line_state (uint8_t itf); +uint8_t tud_cdc_n_get_line_state(uint8_t itf); // Get current line encoding: bit rate, stop bits parity etc .. -void tud_cdc_n_get_line_coding (uint8_t itf, cdc_line_coding_t* coding); +void tud_cdc_n_get_line_coding(uint8_t itf, cdc_line_coding_t* coding); // Set special character that will trigger tud_cdc_rx_wanted_cb() callback on receiving -void tud_cdc_n_set_wanted_char (uint8_t itf, char wanted); +void tud_cdc_n_set_wanted_char(uint8_t itf, char wanted); // Get the number of bytes available for reading -uint32_t tud_cdc_n_available (uint8_t itf); +uint32_t tud_cdc_n_available(uint8_t itf); // Read received bytes -uint32_t tud_cdc_n_read (uint8_t itf, void* buffer, uint32_t bufsize); +uint32_t tud_cdc_n_read(uint8_t itf, void* buffer, uint32_t bufsize); // Read a byte, return -1 if there is none -static inline -int32_t tud_cdc_n_read_char (uint8_t itf); +TU_ATTR_ALWAYS_INLINE static inline int32_t tud_cdc_n_read_char(uint8_t itf) { + uint8_t ch; + return tud_cdc_n_read(itf, &ch, 1) ? (int32_t) ch : -1; +} // Clear the received FIFO -void tud_cdc_n_read_flush (uint8_t itf); +void tud_cdc_n_read_flush(uint8_t itf); // Get a byte from FIFO without removing it -bool tud_cdc_n_peek (uint8_t itf, uint8_t* ui8); +bool tud_cdc_n_peek(uint8_t itf, uint8_t* ui8); // Write bytes to TX FIFO, data may remain in the FIFO for a while -uint32_t tud_cdc_n_write (uint8_t itf, void const* buffer, uint32_t bufsize); +uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize); // Write a byte -static inline -uint32_t tud_cdc_n_write_char (uint8_t itf, char ch); +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_n_write_char(uint8_t itf, char ch) { + return tud_cdc_n_write(itf, &ch, 1); +} // Write a null-terminated string -static inline -uint32_t tud_cdc_n_write_str (uint8_t itf, char const* str); +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_n_write_str(uint8_t itf, char const* str) { + return tud_cdc_n_write(itf, str, strlen(str)); +} // Force sending data if possible, return number of forced bytes -uint32_t tud_cdc_n_write_flush (uint8_t itf); +uint32_t tud_cdc_n_write_flush(uint8_t itf); // Return the number of bytes (characters) available for writing to TX FIFO buffer in a single n_write operation. -uint32_t tud_cdc_n_write_available (uint8_t itf); +uint32_t tud_cdc_n_write_available(uint8_t itf); // Clear the transmit FIFO -bool tud_cdc_n_write_clear (uint8_t itf); +bool tud_cdc_n_write_clear(uint8_t itf); //--------------------------------------------------------------------+ // Application API (Single Port) //--------------------------------------------------------------------+ -static inline bool tud_cdc_connected (void); -static inline uint8_t tud_cdc_get_line_state (void); -static inline void tud_cdc_get_line_coding (cdc_line_coding_t* coding); -static inline void tud_cdc_set_wanted_char (char wanted); - -static inline uint32_t tud_cdc_available (void); -static inline int32_t tud_cdc_read_char (void); -static inline uint32_t tud_cdc_read (void* buffer, uint32_t bufsize); -static inline void tud_cdc_read_flush (void); -static inline bool tud_cdc_peek (uint8_t* ui8); - -static inline uint32_t tud_cdc_write_char (char ch); -static inline uint32_t tud_cdc_write (void const* buffer, uint32_t bufsize); -static inline uint32_t tud_cdc_write_str (char const* str); -static inline uint32_t tud_cdc_write_flush (void); -static inline uint32_t tud_cdc_write_available (void); -static inline bool tud_cdc_write_clear (void); - -//--------------------------------------------------------------------+ -// Application Callback API (weak is optional) -//--------------------------------------------------------------------+ - -// Invoked when received new data -TU_ATTR_WEAK void tud_cdc_rx_cb(uint8_t itf); - -// Invoked when received `wanted_char` -TU_ATTR_WEAK void tud_cdc_rx_wanted_cb(uint8_t itf, char wanted_char); - -// Invoked when a TX is complete and therefore space becomes available in TX buffer -TU_ATTR_WEAK void tud_cdc_tx_complete_cb(uint8_t itf); - -// Invoked when line state DTR & RTS are changed via SET_CONTROL_LINE_STATE -TU_ATTR_WEAK void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts); - -// Invoked when line coding is change via SET_LINE_CODING -TU_ATTR_WEAK void tud_cdc_line_coding_cb(uint8_t itf, cdc_line_coding_t const* p_line_coding); -// Invoked when received send break -TU_ATTR_WEAK void tud_cdc_send_break_cb(uint8_t itf, uint16_t duration_ms); - -//--------------------------------------------------------------------+ -// Inline Functions -//--------------------------------------------------------------------+ -static inline int32_t tud_cdc_n_read_char (uint8_t itf) -{ - uint8_t ch; - return tud_cdc_n_read(itf, &ch, 1) ? (int32_t) ch : -1; +TU_ATTR_ALWAYS_INLINE static inline bool tud_cdc_ready(void) { + return tud_cdc_n_ready(0); } -static inline uint32_t tud_cdc_n_write_char(uint8_t itf, char ch) -{ - return tud_cdc_n_write(itf, &ch, 1); -} - -static inline uint32_t tud_cdc_n_write_str (uint8_t itf, char const* str) -{ - return tud_cdc_n_write(itf, str, strlen(str)); -} - -static inline bool tud_cdc_connected (void) -{ +TU_ATTR_ALWAYS_INLINE static inline bool tud_cdc_connected(void) { return tud_cdc_n_connected(0); } -static inline uint8_t tud_cdc_get_line_state (void) -{ +TU_ATTR_ALWAYS_INLINE static inline uint8_t tud_cdc_get_line_state(void) { return tud_cdc_n_get_line_state(0); } -static inline void tud_cdc_get_line_coding (cdc_line_coding_t* coding) -{ +TU_ATTR_ALWAYS_INLINE static inline void tud_cdc_get_line_coding(cdc_line_coding_t* coding) { tud_cdc_n_get_line_coding(0, coding); } -static inline void tud_cdc_set_wanted_char (char wanted) -{ +TU_ATTR_ALWAYS_INLINE static inline void tud_cdc_set_wanted_char(char wanted) { tud_cdc_n_set_wanted_char(0, wanted); } -static inline uint32_t tud_cdc_available (void) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_available(void) { return tud_cdc_n_available(0); } -static inline int32_t tud_cdc_read_char (void) -{ +TU_ATTR_ALWAYS_INLINE static inline int32_t tud_cdc_read_char(void) { return tud_cdc_n_read_char(0); } -static inline uint32_t tud_cdc_read (void* buffer, uint32_t bufsize) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_read(void* buffer, uint32_t bufsize) { return tud_cdc_n_read(0, buffer, bufsize); } -static inline void tud_cdc_read_flush (void) -{ +TU_ATTR_ALWAYS_INLINE static inline void tud_cdc_read_flush(void) { tud_cdc_n_read_flush(0); } -static inline bool tud_cdc_peek (uint8_t* ui8) -{ +TU_ATTR_ALWAYS_INLINE static inline bool tud_cdc_peek(uint8_t* ui8) { return tud_cdc_n_peek(0, ui8); } -static inline uint32_t tud_cdc_write_char (char ch) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_write_char(char ch) { return tud_cdc_n_write_char(0, ch); } -static inline uint32_t tud_cdc_write (void const* buffer, uint32_t bufsize) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_write(void const* buffer, uint32_t bufsize) { return tud_cdc_n_write(0, buffer, bufsize); } -static inline uint32_t tud_cdc_write_str (char const* str) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_write_str(char const* str) { return tud_cdc_n_write_str(0, str); } -static inline uint32_t tud_cdc_write_flush (void) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_write_flush(void) { return tud_cdc_n_write_flush(0); } -static inline uint32_t tud_cdc_write_available(void) -{ +TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_cdc_write_available(void) { return tud_cdc_n_write_available(0); } -static inline bool tud_cdc_write_clear(void) -{ +TU_ATTR_ALWAYS_INLINE static inline bool tud_cdc_write_clear(void) { return tud_cdc_n_write_clear(0); } -/** @} */ -/** @} */ +//--------------------------------------------------------------------+ +// Application Callback API (weak is optional) +//--------------------------------------------------------------------+ + +// Invoked when received new data +TU_ATTR_WEAK void tud_cdc_rx_cb(uint8_t itf); + +// Invoked when received `wanted_char` +TU_ATTR_WEAK void tud_cdc_rx_wanted_cb(uint8_t itf, char wanted_char); + +// Invoked when a TX is complete and therefore space becomes available in TX buffer +TU_ATTR_WEAK void tud_cdc_tx_complete_cb(uint8_t itf); + +// Invoked when line state DTR & RTS are changed via SET_CONTROL_LINE_STATE +TU_ATTR_WEAK void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts); + +// Invoked when line coding is change via SET_LINE_CODING +TU_ATTR_WEAK void tud_cdc_line_coding_cb(uint8_t itf, cdc_line_coding_t const* p_line_coding); + +// Invoked when received send break +TU_ATTR_WEAK void tud_cdc_send_break_cb(uint8_t itf, uint16_t duration_ms); //--------------------------------------------------------------------+ // INTERNAL USBD-CLASS DRIVER API diff --git a/src/class/hid/hid.h b/src/class/hid/hid.h index 2fe922136..c2b5a8a48 100644 --- a/src/class/hid/hid.h +++ b/src/class/hid/hid.h @@ -762,7 +762,7 @@ enum { HID_USAGE_PAGE_ALPHA_DISPLAY = 0x14, HID_USAGE_PAGE_MEDICAL = 0x40, HID_USAGE_PAGE_LIGHTING_AND_ILLUMINATION = 0x59, - HID_USAGE_PAGE_MONITOR = 0x80, //0x80 - 0x83 + HID_USAGE_PAGE_MONITOR = 0x80, // 0x80 - 0x83 HID_USAGE_PAGE_POWER = 0x84, // 0x084 - 0x87 HID_USAGE_PAGE_BARCODE_SCANNER = 0x8c, HID_USAGE_PAGE_SCALE = 0x8d, @@ -770,7 +770,7 @@ enum { HID_USAGE_PAGE_CAMERA = 0x90, HID_USAGE_PAGE_ARCADE = 0x91, HID_USAGE_PAGE_FIDO = 0xF1D0, // FIDO alliance HID usage page - HID_USAGE_PAGE_VENDOR = 0xFF00 // 0xFF00 - 0xFFFF + HID_USAGE_PAGE_VENDOR = 0xFF00 // 0xFF00 - 0xFFFF }; /// HID Usage Table - Table 6: Generic Desktop Page diff --git a/src/class/hid/hid_device.c b/src/class/hid/hid_device.c index ada01582e..00f6fc474 100644 --- a/src/class/hid/hid_device.c +++ b/src/class/hid/hid_device.c @@ -46,43 +46,68 @@ typedef struct { uint8_t itf_protocol; // Boot mouse or keyboard uint16_t report_desc_len; - CFG_TUSB_MEM_ALIGN uint8_t protocol_mode; // Boot (0) or Report protocol (1) - CFG_TUSB_MEM_ALIGN uint8_t idle_rate; // up to application to handle idle rate - - CFG_TUSB_MEM_ALIGN uint8_t epin_buf[CFG_TUD_HID_EP_BUFSIZE]; - CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_HID_EP_BUFSIZE]; - CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf[CFG_TUD_HID_EP_BUFSIZE]; + uint8_t protocol_mode; // Boot (0) or Report protocol (1) + uint8_t idle_rate; // up to application to handle idle rate // TODO save hid descriptor since host can specifically request this after enumeration // Note: HID descriptor may be not available from application after enumeration tusb_hid_descriptor_hid_t const *hid_descriptor; + + uint8_t ctrl_buf[CFG_TUD_HID_EP_BUFSIZE]; + CFG_TUSB_MEM_ALIGN uint8_t epin_buf[CFG_TUD_HID_EP_BUFSIZE]; + CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_HID_EP_BUFSIZE]; } hidd_interface_t; CFG_TUD_MEM_SECTION tu_static hidd_interface_t _hidd_itf[CFG_TUD_HID]; /*------------- Helpers -------------*/ -static inline uint8_t get_index_by_itfnum(uint8_t itf_num) -{ +TU_ATTR_ALWAYS_INLINE static inline uint8_t get_index_by_itfnum(uint8_t itf_num) { for (uint8_t i = 0; i < CFG_TUD_HID; i++) { - if (itf_num == _hidd_itf[i].itf_num) + if (itf_num == _hidd_itf[i].itf_num) { return i; + } } - return 0xFF; } //--------------------------------------------------------------------+ +// Weak stubs: invoked if no strong implementation is available +//--------------------------------------------------------------------+ +TU_ATTR_WEAK void tud_hid_set_protocol_cb(uint8_t instance, uint8_t protocol) { + (void) instance; + (void) protocol; +} + +TU_ATTR_WEAK bool tud_hid_set_idle_cb(uint8_t instance, uint8_t idle_rate) { + (void) instance; + (void) idle_rate; + return true; +} + +TU_ATTR_WEAK void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, uint16_t len) { + (void) instance; + (void) report; + (void) len; +} + +// Invoked when a transfer wasn't successful +TU_ATTR_WEAK void tud_hid_report_failed_cb(uint8_t instance, hid_report_type_t report_type, uint8_t const* report, uint16_t xferred_bytes) { + (void) instance; + (void) report_type; + (void) report; + (void) xferred_bytes; +} + +//--------------------------------------------------------------------+ // APPLICATION API //--------------------------------------------------------------------+ -bool tud_hid_n_ready(uint8_t instance) -{ +bool tud_hid_n_ready(uint8_t instance) { uint8_t const rhport = 0; uint8_t const ep_in = _hidd_itf[instance].ep_in; return tud_ready() && (ep_in != 0) && !usbd_edpt_busy(rhport, ep_in); } -bool tud_hid_n_report(uint8_t instance, uint8_t report_id, void const *report, uint16_t len) -{ +bool tud_hid_n_report(uint8_t instance, uint8_t report_id, void const *report, uint16_t len) { uint8_t const rhport = 0; hidd_interface_t *p_hid = &_hidd_itf[instance]; @@ -101,14 +126,16 @@ bool tud_hid_n_report(uint8_t instance, uint8_t report_id, void const *report, u return usbd_edpt_xfer(rhport, p_hid->ep_in, p_hid->epin_buf, len); } -uint8_t tud_hid_n_interface_protocol(uint8_t instance) { return _hidd_itf[instance].itf_protocol; } +uint8_t tud_hid_n_interface_protocol(uint8_t instance) { + return _hidd_itf[instance].itf_protocol; +} -uint8_t tud_hid_n_get_protocol(uint8_t instance) { return _hidd_itf[instance].protocol_mode; } +uint8_t tud_hid_n_get_protocol(uint8_t instance) { + return _hidd_itf[instance].protocol_mode; +} -bool tud_hid_n_keyboard_report(uint8_t instance, uint8_t report_id, uint8_t modifier, uint8_t keycode[6]) -{ +bool tud_hid_n_keyboard_report(uint8_t instance, uint8_t report_id, uint8_t modifier, uint8_t keycode[6]) { hid_keyboard_report_t report; - report.modifier = modifier; report.reserved = 0; @@ -121,8 +148,8 @@ bool tud_hid_n_keyboard_report(uint8_t instance, uint8_t report_id, uint8_t modi return tud_hid_n_report(instance, report_id, &report, sizeof(report)); } -bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal) -{ +bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id, + uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal) { hid_mouse_report_t report = { .buttons = buttons, .x = x, @@ -134,8 +161,8 @@ bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons return tud_hid_n_report(instance, report_id, &report, sizeof(report)); } -bool tud_hid_n_abs_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal) -{ +bool tud_hid_n_abs_mouse_report(uint8_t instance, uint8_t report_id, + uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal) { hid_abs_mouse_report_t report = { .buttons = buttons, .x = x, @@ -146,8 +173,8 @@ bool tud_hid_n_abs_mouse_report(uint8_t instance, uint8_t report_id, uint8_t but return tud_hid_n_report(instance, report_id, &report, sizeof(report)); } -bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) -{ +bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, + int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) { hid_gamepad_report_t report = { .x = x, .y = y, @@ -165,28 +192,25 @@ bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, int8_t x, int //--------------------------------------------------------------------+ // USBD-CLASS API //--------------------------------------------------------------------+ -void hidd_init(void) -{ +void hidd_init(void) { hidd_reset(0); } -bool hidd_deinit(void) -{ +bool hidd_deinit(void) { return true; } -void hidd_reset(uint8_t rhport) -{ +void hidd_reset(uint8_t rhport) { (void)rhport; tu_memclr(_hidd_itf, sizeof(_hidd_itf)); } -uint16_t hidd_open(uint8_t rhport, tusb_desc_interface_t const *desc_itf, uint16_t max_len) -{ +uint16_t hidd_open(uint8_t rhport, tusb_desc_interface_t const *desc_itf, uint16_t max_len) { TU_VERIFY(TUSB_CLASS_HID == desc_itf->bInterfaceClass, 0); // len = interface + hid + n*endpoints - uint16_t const drv_len = (uint16_t)(sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t)); + uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + + desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t)); TU_ASSERT(max_len >= drv_len, 0); // Find available interface @@ -211,8 +235,9 @@ uint16_t hidd_open(uint8_t rhport, tusb_desc_interface_t const *desc_itf, uint16 p_desc = tu_desc_next(p_desc); TU_ASSERT(usbd_open_edpt_pair(rhport, p_desc, desc_itf->bNumEndpoints, TUSB_XFER_INTERRUPT, &p_hid->ep_out, &p_hid->ep_in), 0); - if (desc_itf->bInterfaceSubClass == HID_SUBCLASS_BOOT) + if (desc_itf->bInterfaceSubClass == HID_SUBCLASS_BOOT) { p_hid->itf_protocol = desc_itf->bInterfaceProtocol; + } p_hid->protocol_mode = HID_PROTOCOL_REPORT; // Per Specs: default is report mode p_hid->itf_num = desc_itf->bInterfaceNumber; @@ -234,8 +259,7 @@ uint16_t hidd_open(uint8_t rhport, tusb_desc_interface_t const *desc_itf, uint16 // 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 hidd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request) -{ +bool hidd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request) { TU_VERIFY(request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE); uint8_t const hid_itf = get_index_by_itfnum((uint8_t)request->wIndex); @@ -262,90 +286,82 @@ bool hidd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t } else if (request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS) { //------------- Class Specific Request -------------// switch (request->bRequest) { - case HID_REQ_CONTROL_GET_REPORT: - if (stage == CONTROL_STAGE_SETUP) { - uint8_t const report_type = tu_u16_high(request->wValue); - uint8_t const report_id = tu_u16_low(request->wValue); + case HID_REQ_CONTROL_GET_REPORT: + if (stage == CONTROL_STAGE_SETUP) { + uint8_t const report_type = tu_u16_high(request->wValue); + uint8_t const report_id = tu_u16_low(request->wValue); - uint8_t *report_buf = p_hid->ctrl_buf; - uint16_t req_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE); + uint8_t* report_buf = p_hid->ctrl_buf; + uint16_t req_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE); + uint16_t xferlen = 0; - uint16_t xferlen = 0; + // If host request a specific Report ID, add ID to as 1 byte of response + if ((report_id != HID_REPORT_TYPE_INVALID) && (req_len > 1)) { + *report_buf++ = report_id; + req_len--; + xferlen++; + } - // If host request a specific Report ID, add ID to as 1 byte of response - if ((report_id != HID_REPORT_TYPE_INVALID) && (req_len > 1)) { - *report_buf++ = report_id; - req_len--; + xferlen += tud_hid_get_report_cb(hid_itf, report_id, (hid_report_type_t) report_type, report_buf, req_len); + TU_ASSERT(xferlen > 0); - xferlen++; + tud_control_xfer(rhport, request, p_hid->ctrl_buf, xferlen); } + break; - xferlen += tud_hid_get_report_cb(hid_itf, report_id, (hid_report_type_t)report_type, report_buf, req_len); - TU_ASSERT(xferlen > 0); - - tud_control_xfer(rhport, request, p_hid->ctrl_buf, xferlen); - } - break; + case HID_REQ_CONTROL_SET_REPORT: + if (stage == CONTROL_STAGE_SETUP) { + TU_VERIFY(request->wLength <= sizeof(p_hid->ctrl_buf)); + tud_control_xfer(rhport, request, p_hid->ctrl_buf, request->wLength); + } else if (stage == CONTROL_STAGE_ACK) { + uint8_t const report_type = tu_u16_high(request->wValue); + uint8_t const report_id = tu_u16_low(request->wValue); - case HID_REQ_CONTROL_SET_REPORT: - if (stage == CONTROL_STAGE_SETUP) { - TU_VERIFY(request->wLength <= sizeof(p_hid->ctrl_buf)); - tud_control_xfer(rhport, request, p_hid->ctrl_buf, request->wLength); - } else if (stage == CONTROL_STAGE_ACK) { - uint8_t const report_type = tu_u16_high(request->wValue); - uint8_t const report_id = tu_u16_low(request->wValue); + uint8_t const* report_buf = p_hid->ctrl_buf; + uint16_t report_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE); - uint8_t const *report_buf = p_hid->ctrl_buf; - uint16_t report_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE); + // If host request a specific Report ID, extract report ID in buffer before invoking callback + if ((report_id != HID_REPORT_TYPE_INVALID) && (report_len > 1) && (report_id == report_buf[0])) { + report_buf++; + report_len--; + } - // If host request a specific Report ID, extract report ID in buffer before invoking callback - if ((report_id != HID_REPORT_TYPE_INVALID) && (report_len > 1) && (report_id == report_buf[0])) { - report_buf++; - report_len--; + tud_hid_set_report_cb(hid_itf, report_id, (hid_report_type_t) report_type, report_buf, report_len); } + break; - tud_hid_set_report_cb(hid_itf, report_id, (hid_report_type_t)report_type, report_buf, report_len); - } - break; - - case HID_REQ_CONTROL_SET_IDLE: - if (stage == CONTROL_STAGE_SETUP) { - p_hid->idle_rate = tu_u16_high(request->wValue); - if (tud_hid_set_idle_cb) { - // stall request if callback return false - TU_VERIFY(tud_hid_set_idle_cb(hid_itf, p_hid->idle_rate)); + case HID_REQ_CONTROL_SET_IDLE: + if (stage == CONTROL_STAGE_SETUP) { + p_hid->idle_rate = tu_u16_high(request->wValue); + TU_VERIFY(tud_hid_set_idle_cb(hid_itf, p_hid->idle_rate)); // stall if false + tud_control_status(rhport, request); } + break; - tud_control_status(rhport, request); - } - break; - - case HID_REQ_CONTROL_GET_IDLE: - if (stage == CONTROL_STAGE_SETUP) { - // TODO idle rate of report - tud_control_xfer(rhport, request, &p_hid->idle_rate, 1); - } - break; + case HID_REQ_CONTROL_GET_IDLE: + if (stage == CONTROL_STAGE_SETUP) { + // TODO idle rate of report + tud_control_xfer(rhport, request, &p_hid->idle_rate, 1); + } + break; - case HID_REQ_CONTROL_GET_PROTOCOL: - if (stage == CONTROL_STAGE_SETUP) { - tud_control_xfer(rhport, request, &p_hid->protocol_mode, 1); - } - break; + case HID_REQ_CONTROL_GET_PROTOCOL: + if (stage == CONTROL_STAGE_SETUP) { + tud_control_xfer(rhport, request, &p_hid->protocol_mode, 1); + } + break; - case HID_REQ_CONTROL_SET_PROTOCOL: - if (stage == CONTROL_STAGE_SETUP) { - tud_control_status(rhport, request); - } else if (stage == CONTROL_STAGE_ACK) { - p_hid->protocol_mode = (uint8_t)request->wValue; - if (tud_hid_set_protocol_cb) { + case HID_REQ_CONTROL_SET_PROTOCOL: + if (stage == CONTROL_STAGE_SETUP) { + tud_control_status(rhport, request); + } else if (stage == CONTROL_STAGE_ACK) { + p_hid->protocol_mode = (uint8_t) request->wValue; tud_hid_set_protocol_cb(hid_itf, p_hid->protocol_mode); } - } - break; + break; - default: - return false; // stall unsupported request + default: + return false; // stall unsupported request } } else { return false; // stall unsupported request @@ -354,45 +370,35 @@ bool hidd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t return true; } -bool hidd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) -{ - (void)result; - +bool hidd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) { uint8_t instance = 0; hidd_interface_t *p_hid = _hidd_itf; // Identify which interface to use for (instance = 0; instance < CFG_TUD_HID; instance++) { p_hid = &_hidd_itf[instance]; - if ((ep_addr == p_hid->ep_out) || (ep_addr == p_hid->ep_in)) + if ((ep_addr == p_hid->ep_out) || (ep_addr == p_hid->ep_in)) { break; + } } TU_ASSERT(instance < CFG_TUD_HID); - // Check if there was a problem - if (XFER_RESULT_SUCCESS != result) { // Inform application about the issue - if (tud_hid_report_fail_cb) { - tud_hid_report_fail_cb(instance, ep_addr, (uint16_t)xferred_bytes); + if (ep_addr == p_hid->ep_in) { + // Input report + if (XFER_RESULT_SUCCESS == result) { + tud_hid_report_complete_cb(instance, p_hid->epin_buf, (uint16_t) xferred_bytes); + } else { + tud_hid_report_failed_cb(instance, HID_REPORT_TYPE_INPUT, p_hid->epin_buf, (uint16_t) xferred_bytes); } - - // Allow a new transfer to be received if issue happened on an OUT endpoint - if (ep_addr == p_hid->ep_out) { - // Prepare the OUT endpoint to be able to receive a new transfer - TU_ASSERT(usbd_edpt_xfer(rhport, p_hid->ep_out, p_hid->epout_buf, sizeof(p_hid->epout_buf))); + } else { + // Output report + if (XFER_RESULT_SUCCESS == result) { + tud_hid_set_report_cb(instance, 0, HID_REPORT_TYPE_OUTPUT, p_hid->epout_buf, (uint16_t)xferred_bytes); + } else { + tud_hid_report_failed_cb(instance, HID_REPORT_TYPE_OUTPUT, p_hid->epout_buf, (uint16_t) xferred_bytes); } - return true; - } - - // Sent report successfully - if (ep_addr == p_hid->ep_in) { - if (tud_hid_report_complete_cb) { - tud_hid_report_complete_cb(instance, p_hid->epin_buf, (uint16_t)xferred_bytes); - } - } - // Received report successfully - else if (ep_addr == p_hid->ep_out) { - tud_hid_set_report_cb(instance, 0, HID_REPORT_TYPE_OUTPUT, p_hid->epout_buf, (uint16_t)xferred_bytes); + // prepare for new transfer TU_ASSERT(usbd_edpt_xfer(rhport, p_hid->ep_out, p_hid->epout_buf, sizeof(p_hid->epout_buf))); } diff --git a/src/class/hid/hid_device.h b/src/class/hid/hid_device.h index fcbf161c4..89c28e061 100644 --- a/src/class/hid/hid_device.h +++ b/src/class/hid/hid_device.h @@ -24,8 +24,8 @@ * This file is part of the TinyUSB stack. */ -#ifndef _TUSB_HID_DEVICE_H_ -#define _TUSB_HID_DEVICE_H_ +#ifndef TUSB_HID_DEVICE_H_ +#define TUSB_HID_DEVICE_H_ #include "hid.h" @@ -48,8 +48,7 @@ #endif //--------------------------------------------------------------------+ -// Application API (Multiple Instances) -// CFG_TUD_HID > 1 +// Application API (Multiple Instances) i.e. CFG_TUD_HID > 1 //--------------------------------------------------------------------+ // Check if the interface is ready to use @@ -76,12 +75,6 @@ bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons // use template layout report as defined by hid_abs_mouse_report_t bool tud_hid_n_abs_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal); - -static inline bool tud_hid_abs_mouse_report(uint8_t report_id, uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal) -{ - return tud_hid_n_abs_mouse_report(0, report_id, buttons, x, y, vertical, horizontal); -} - // Gamepad: convenient helper to send gamepad report if application // use template layout report TUD_HID_REPORT_DESC_GAMEPAD bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons); @@ -89,16 +82,40 @@ bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, int8_t x, int //--------------------------------------------------------------------+ // Application API (Single Port) //--------------------------------------------------------------------+ -static inline bool tud_hid_ready(void); -static inline uint8_t tud_hid_interface_protocol(void); -static inline uint8_t tud_hid_get_protocol(void); -static inline bool tud_hid_report(uint8_t report_id, void const* report, uint16_t len); -static inline bool tud_hid_keyboard_report(uint8_t report_id, uint8_t modifier, uint8_t keycode[6]); -static inline bool tud_hid_mouse_report(uint8_t report_id, uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal); -static inline bool tud_hid_gamepad_report(uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons); +TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_ready(void) { + return tud_hid_n_ready(0); +} + +TU_ATTR_ALWAYS_INLINE static inline uint8_t tud_hid_interface_protocol(void) { + return tud_hid_n_interface_protocol(0); +} + +TU_ATTR_ALWAYS_INLINE static inline uint8_t tud_hid_get_protocol(void) { + return tud_hid_n_get_protocol(0); +} + +TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_report(uint8_t report_id, void const* report, uint16_t len) { + return tud_hid_n_report(0, report_id, report, len); +} + +TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_keyboard_report(uint8_t report_id, uint8_t modifier, uint8_t keycode[6]) { + return tud_hid_n_keyboard_report(0, report_id, modifier, keycode); +} + +TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_mouse_report(uint8_t report_id, uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal) { + return tud_hid_n_mouse_report(0, report_id, buttons, x, y, vertical, horizontal); +} + +TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_abs_mouse_report(uint8_t report_id, uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal) { + return tud_hid_n_abs_mouse_report(0, report_id, buttons, x, y, vertical, horizontal); +} + +TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_gamepad_report(uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) { + return tud_hid_n_gamepad_report(0, report_id, x, y, z, rz, rx, ry, hat, buttons); +} //--------------------------------------------------------------------+ -// Callbacks (Weak is optional) +// Application Callbacks //--------------------------------------------------------------------+ // Invoked when received GET HID REPORT DESCRIPTOR request @@ -111,63 +128,25 @@ uint8_t const * tud_hid_descriptor_report_cb(uint8_t instance); uint16_t tud_hid_get_report_cb(uint8_t instance, uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen); // Invoked when received SET_REPORT control request or -// received data on OUT endpoint ( Report ID = 0, Type = 0 ) +// received data on OUT endpoint (Report ID = 0, Type = OUTPUT) void tud_hid_set_report_cb(uint8_t instance, uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize); // Invoked when received SET_PROTOCOL request // protocol is either HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1) -TU_ATTR_WEAK void tud_hid_set_protocol_cb(uint8_t instance, uint8_t protocol); +void tud_hid_set_protocol_cb(uint8_t instance, uint8_t protocol); // Invoked when received SET_IDLE request. return false will stall the request -// - Idle Rate = 0 : only send report if there is changes, i.e skip duplication +// - Idle Rate = 0 : only send report if there is changes, i.e. skip duplication // - Idle Rate > 0 : skip duplication, but send at least 1 report every idle rate (in unit of 4 ms). -TU_ATTR_WEAK bool tud_hid_set_idle_cb(uint8_t instance, uint8_t idle_rate); +bool tud_hid_set_idle_cb(uint8_t instance, uint8_t idle_rate); // Invoked when sent REPORT successfully to host // Application can use this to send the next report // Note: For composite reports, report[0] is report ID -TU_ATTR_WEAK void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, uint16_t len); +void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, uint16_t len); // Invoked when a transfer wasn't successful -TU_ATTR_WEAK void tud_hid_report_fail_cb(uint8_t instance, uint8_t ep_addr, uint16_t len); - -//--------------------------------------------------------------------+ -// Inline Functions -//--------------------------------------------------------------------+ -static inline bool tud_hid_ready(void) -{ - return tud_hid_n_ready(0); -} - -static inline uint8_t tud_hid_interface_protocol(void) -{ - return tud_hid_n_interface_protocol(0); -} - -static inline uint8_t tud_hid_get_protocol(void) -{ - return tud_hid_n_get_protocol(0); -} - -static inline bool tud_hid_report(uint8_t report_id, void const* report, uint16_t len) -{ - return tud_hid_n_report(0, report_id, report, len); -} - -static inline bool tud_hid_keyboard_report(uint8_t report_id, uint8_t modifier, uint8_t keycode[6]) -{ - return tud_hid_n_keyboard_report(0, report_id, modifier, keycode); -} - -static inline bool tud_hid_mouse_report(uint8_t report_id, uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal) -{ - return tud_hid_n_mouse_report(0, report_id, buttons, x, y, vertical, horizontal); -} - -static inline bool tud_hid_gamepad_report(uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) -{ - return tud_hid_n_gamepad_report(0, report_id, x, y, z, rz, rx, ry, hat, buttons); -} +void tud_hid_report_failed_cb(uint8_t instance, hid_report_type_t report_type, uint8_t const* report, uint16_t xferred_bytes); /* --------------------------------------------------------------------+ * HID Report Descriptor Template @@ -645,9 +624,8 @@ uint16_t hidd_open (uint8_t rhport, tusb_desc_interface_t const * itf bool hidd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const * request); bool hidd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes); - #ifdef __cplusplus } #endif -#endif /* _TUSB_HID_DEVICE_H_ */ +#endif diff --git a/src/class/hid/hid_host.c b/src/class/hid/hid_host.c index 115a8a4df..7639a8fc6 100644 --- a/src/class/hid/hid_host.c +++ b/src/class/hid/hid_host.c @@ -657,7 +657,9 @@ uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* report_info_arr, uint8_t const data8 = desc_report[0]; TU_LOG(3, "tag = %d, type = %d, size = %d, data = ", tag, type, size); - for (uint32_t i = 0; i < size; i++) TU_LOG(3, "%02X ", desc_report[i]); + for (uint32_t i = 0; i < size; i++) { + TU_LOG(3, "%02X ", desc_report[i]); + } TU_LOG(3, "\r\n"); switch (type) { diff --git a/src/class/net/ncm_device.c b/src/class/net/ncm_device.c index 64aba011a..90d747185 100644 --- a/src/class/net/ncm_device.c +++ b/src/class/net/ncm_device.c @@ -3,6 +3,8 @@ * * Copyright (c) 2019 Ha Thach (tinyusb.org) * Copyright (c) 2024 Hardy Griech + * Copyright (c) 2020 Jacob Berg Potter + * Copyright (c) 2020 Peter Lawrence * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal |