diff options
Diffstat (limited to 'src/class/cdc/cdc_host.c')
| -rw-r--r-- | src/class/cdc/cdc_host.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/src/class/cdc/cdc_host.c b/src/class/cdc/cdc_host.c index ce0efe6e3..2f3406378 100644 --- a/src/class/cdc/cdc_host.c +++ b/src/class/cdc/cdc_host.c @@ -190,10 +190,16 @@ uint32_t tu_edpt_stream_write_available(tu_edpt_stream_t* s) return (uint32_t) tu_fifo_remaining(&s->ff); } -void tu_edpt_stream_read_clear(uint8_t daddr, tu_edpt_stream_t* s) +bool tu_edpt_stream_read_clear(uint8_t daddr, tu_edpt_stream_t* s) { - tu_fifo_clear(&s->ff); + bool ret = tu_fifo_clear(&s->ff); tu_edpt_stream_read_xfer(daddr, s); + return ret; +} + +bool tu_edpt_stream_write_clear(tu_edpt_stream_t* s) +{ + return tu_fifo_clear(&s->ff); } typedef struct { @@ -331,6 +337,14 @@ uint32_t tuh_cdc_write_flush(uint8_t idx) return tu_edpt_stream_write_xfer(p_cdc->daddr, &p_cdc->stream.tx); } +bool tuh_cdc_write_clear(uint8_t idx) +{ + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return tu_edpt_stream_write_clear(&p_cdc->stream.tx); +} + uint32_t tuh_cdc_write_available(uint8_t idx) { cdch_interface_t* p_cdc = get_itf(idx); @@ -355,12 +369,12 @@ uint32_t tuh_cdc_read_available(uint8_t idx) return tu_edpt_stream_read_available(&p_cdc->stream.rx); } -void tuh_cdc_read_flush (uint8_t idx) +bool tuh_cdc_read_clear (uint8_t idx) { cdch_interface_t* p_cdc = get_itf(idx); - TU_VERIFY(p_cdc, ); + TU_VERIFY(p_cdc); - tu_edpt_stream_read_clear(p_cdc->daddr, &p_cdc->stream.rx); + return tu_edpt_stream_read_clear(p_cdc->daddr, &p_cdc->stream.rx); } //--------------------------------------------------------------------+ |