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Polish up control split and treat it more like a normal endpoint.

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This commit is contained in:
Scott Shawcroft
2018-11-08 13:45:30 -08:00
parent 7a40ec2647
commit 30e3c64134
12 changed files with 114 additions and 126 deletions
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28
src/class/cdc/cdc_device.c
View File

@@ -288,6 +288,21 @@ tusb_error_t cdcd_open(uint8_t rhport, tusb_desc_interface_t const * p_interface
return TUSB_ERROR_NONE;
}
void cdcd_control_request_complete(uint8_t rhport, tusb_control_request_t const * p_request)
{
//------------- Class Specific Request -------------//
if (p_request->bmRequestType_bit.type != TUSB_REQ_TYPE_CLASS) return;
// TODO Support multiple interfaces
uint8_t const itf = 0;
cdcd_interface_t* p_cdc = &_cdcd_itf[itf];
// Invoke callback
if (CDC_REQUEST_SET_LINE_CODING == p_request->bRequest) {
if ( tud_cdc_line_coding_cb ) tud_cdc_line_coding_cb(itf, &p_cdc->line_coding);
}
}
tusb_error_t cdcd_control_request(uint8_t rhport, tusb_control_request_t const * p_request, uint16_t bytes_already_sent)
{
//------------- Class Specific Request -------------//
@@ -297,16 +312,15 @@ tusb_error_t cdcd_control_request(uint8_t rhport, tusb_control_request_t const *
uint8_t const itf = 0;
cdcd_interface_t* p_cdc = &_cdcd_itf[itf];
if ( (CDC_REQUEST_GET_LINE_CODING == p_request->bRequest) || (CDC_REQUEST_SET_LINE_CODING == p_request->bRequest) )
if ((CDC_REQUEST_SET_LINE_CODING == p_request->bRequest) )
{
uint16_t len = tu_min16(sizeof(cdc_line_coding_t), p_request->wLength);
dcd_edpt_xfer(rhport, 0, (uint8_t*) &p_cdc->line_coding, len);
}
else if ( (CDC_REQUEST_GET_LINE_CODING == p_request->bRequest))
{
uint16_t len = tu_min16(sizeof(cdc_line_coding_t), p_request->wLength);
dcd_edpt_xfer(rhport, TUSB_DIR_IN_MASK, (uint8_t*) &p_cdc->line_coding, len);
// Invoke callback
if (CDC_REQUEST_SET_LINE_CODING == p_request->bRequest)
{
if ( tud_cdc_line_coding_cb ) tud_cdc_line_coding_cb(itf, &p_cdc->line_coding);
}
}
else if (CDC_REQUEST_SET_CONTROL_LINE_STATE == p_request->bRequest )
{

1
src/class/cdc/cdc_device.h
View File

@@ -113,6 +113,7 @@ ATTR_WEAK void tud_cdc_line_coding_cb(uint8_t itf, cdc_line_coding_t const* p_li
void cdcd_init (void);
tusb_error_t cdcd_open (uint8_t rhport, tusb_desc_interface_t const * p_interface_desc, uint16_t *p_length);
tusb_error_t cdcd_control_request (uint8_t rhport, tusb_control_request_t const * p_request, uint16_t bytes_already_sent);
void cdcd_control_request_complete (uint8_t rhport, tusb_control_request_t const * p_request);
tusb_error_t cdcd_xfer_cb (uint8_t rhport, uint8_t edpt_addr, tusb_event_t event, uint32_t xferred_bytes);
void cdcd_reset (uint8_t rhport);