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cdc flush on write() if queue more than epsize

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hathach 2018-08-30 15:26:53 +07:00
parent 4ef01d721a
commit e623fc656d
1 changed files with 10 additions and 2 deletions
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12
src/class/cdc/cdc_device.c
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@ -146,12 +146,20 @@ void tud_cdc_n_read_flush (uint8_t itf)
uint32_t tud_cdc_n_write_char(uint8_t itf, char ch)
{
return tu_fifo_write(&_cdcd_itf[itf].tx_ff, &ch) ? 1 : 0;
return tud_cdc_n_write(itf, &ch, 1);
}
uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize)
{
return tu_fifo_write_n(&_cdcd_itf[itf].tx_ff, buffer, bufsize);
uint16_t ret = tu_fifo_write_n(&_cdcd_itf[itf].tx_ff, buffer, bufsize);
// flush if queue more than endpoint size
if ( tu_fifo_count(&_cdcd_itf[itf].tx_ff) >= CFG_TUD_CDC_EPSIZE )
{
tud_cdc_n_write_flush(itf);
}
return ret;
}
bool tud_cdc_n_write_flush (uint8_t itf)