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add tuh_cdc_set_baudrate()

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This commit is contained in:
hathach 2023-04-27 23:22:10 +07:00
parent ee58278ed2
commit 732686cc10
2 changed files with 43 additions and 13 deletions
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43
src/class/cdc/cdc_host.c
View File

@ -126,11 +126,6 @@ static cdch_interface_t* make_new_itf(uint8_t daddr, tusb_desc_interface_t const
return NULL;
}
static inline bool support_line_request(cdch_interface_t const* p_cdc) {
return (p_cdc->serial_protocol == SERIAL_PROTOCOL_ACM && p_cdc->acm_capability.support_line_request) ||
(p_cdc->serial_protocol == SERIAL_PROTOCOL_FTDI);
}
static bool open_ep_stream_pair(cdch_interface_t* p_cdc , tusb_desc_endpoint_t const *desc_ep);
static void set_config_complete(cdch_interface_t * p_cdc, uint8_t idx, uint8_t itf_num);
static void cdch_internal_control_complete(tuh_xfer_t* xfer);
@ -391,10 +386,11 @@ static bool acm_set_control_line_state(cdch_interface_t* p_cdc, uint16_t line_st
bool tuh_cdc_set_control_line_state(uint8_t idx, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
{
cdch_interface_t* p_cdc = get_itf(idx);
TU_VERIFY(p_cdc && support_line_request(p_cdc));
TU_VERIFY(p_cdc);
switch(p_cdc->serial_protocol) {
case SERIAL_PROTOCOL_ACM:
TU_VERIFY(p_cdc->acm_capability.support_line_request);
return acm_set_control_line_state(p_cdc, line_state, complete_cb, user_data);
#if CFG_TUH_CDC_FTDI
@ -413,6 +409,8 @@ bool tuh_cdc_set_control_line_state(uint8_t idx, uint16_t line_state, tuh_xfer_c
}
bool acm_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data) {
TU_LOG_CDCH("CDC ACM Set Line Conding\r\n");
tusb_control_request_t const request = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
@ -446,11 +444,11 @@ bool acm_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_
bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
{
cdch_interface_t* p_cdc = get_itf(idx);
TU_VERIFY(p_cdc && support_line_request(p_cdc));
TU_LOG_CDCH("CDC Set Line Conding\r\n");
TU_VERIFY(p_cdc);
switch(p_cdc->serial_protocol) {
case SERIAL_PROTOCOL_ACM:
TU_VERIFY(p_cdc->acm_capability.support_line_request);
return acm_set_line_coding(p_cdc, line_coding, complete_cb, user_data);
#if CFG_TUH_CDC_FTDI
@ -468,6 +466,33 @@ bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding,
}
}
bool tuh_cdc_set_baudrate(uint8_t idx, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data) {
cdch_interface_t* p_cdc = get_itf(idx);
TU_VERIFY(p_cdc);
switch(p_cdc->serial_protocol) {
case SERIAL_PROTOCOL_ACM: {
TU_VERIFY(p_cdc->acm_capability.support_line_request);
cdc_line_coding_t line_coding = p_cdc->line_coding;
line_coding.bit_rate = baudrate;
return acm_set_line_coding(p_cdc, &line_coding, complete_cb, user_data);
}
#if CFG_TUH_CDC_FTDI
case SERIAL_PROTOCOL_FTDI:
// FTDI need to set baud rate and data bits, parity, stop bits separately
return ftdi_sio_set_baudrate(p_cdc, baudrate, complete_cb, user_data);
#endif
#if CFG_TUH_CDC_CP210X
case SERIAL_PROTOCOL_CP210X:
return cp210x_set_baudrate(p_cdc, baudrate, complete_cb, user_data);
#endif
default: return false;
}
}
//--------------------------------------------------------------------+
// CLASS-USBH API
//--------------------------------------------------------------------+
@ -722,7 +747,7 @@ static void process_acm_config(tuh_xfer_t* xfer)
if (p_cdc->acm_capability.support_line_request)
{
cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM;
TU_ASSERT(tuh_cdc_set_line_coding(idx, &line_coding, process_acm_config, CONFIG_ACM_COMPLETE), );
TU_ASSERT(acm_set_line_coding(p_cdc, &line_coding, process_acm_config, CONFIG_ACM_COMPLETE), );
break;
}
#endif

13
src/class/cdc/cdc_host.h
View File

@ -140,22 +140,27 @@ bool tuh_cdc_read_clear (uint8_t idx);
// Request to Set Control Line State: DTR (bit 0), RTS (bit 1)
bool tuh_cdc_set_control_line_state(uint8_t idx, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data);
// Request to Set Line Coding
// Request to set baudrate
bool tuh_cdc_set_baudrate(uint8_t idx, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data);
// Request to Set Line Coding (ACM only)
bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data);
// Request to Get Line Coding
// Request to Get Line Coding (ACM only)
// Should only use if tuh_cdc_set_line_coding() / tuh_cdc_get_line_coding() never got invoked and
// CFG_TUH_CDC_LINE_CODING_ON_ENUM is not defined
// bool tuh_cdc_get_line_coding(uint8_t idx, cdc_line_coding_t* coding);
// Connect by set both DTR, RTS
static inline bool tuh_cdc_connect(uint8_t idx, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
TU_ATTR_ALWAYS_INLINE static inline
bool tuh_cdc_connect(uint8_t idx, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
{
return tuh_cdc_set_control_line_state(idx, CDC_CONTROL_LINE_STATE_DTR | CDC_CONTROL_LINE_STATE_RTS, complete_cb, user_data);
}
// Disconnect by clear both DTR, RTS
static inline bool tuh_cdc_disconnect(uint8_t idx, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
TU_ATTR_ALWAYS_INLINE static inline
bool tuh_cdc_disconnect(uint8_t idx, tuh_xfer_cb_t complete_cb, uintptr_t user_data)
{
return tuh_cdc_set_control_line_state(idx, 0x00, complete_cb, user_data);
}