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| author | Ha Thach <[email protected]> | 2021-08-02 19:25:24 +0700 |
|---|---|---|
| committer | GitHub <[email protected]> | 2021-08-02 19:25:24 +0700 |
| commit | af8e5a90f4244bfe1174724b86bc4b73599b932c (patch) | |
| tree | f44c483166c1fe7dfbf83e9dcfc2b182d6dbf5ca /src/class | |
| parent | 8a48e994b667a087ddc25f4d88da6d26be41b845 (diff) | |
| parent | 794bbd7177dd5f3cab35eadf9a9268eddf61736f (diff) | |
Merge pull request #991 from hathach/fix-midi-available
correct midi available with already stream read
Diffstat (limited to 'src/class')
| -rw-r--r-- | src/class/midi/midi_device.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/class/midi/midi_device.c b/src/class/midi/midi_device.c index c39e03976..eb85b668c 100644 --- a/src/class/midi/midi_device.c +++ b/src/class/midi/midi_device.c @@ -122,7 +122,12 @@ static void _prep_out_transaction (midid_interface_t* p_midi) uint32_t tud_midi_n_available(uint8_t itf, uint8_t cable_num) { (void) cable_num; - return tu_fifo_count(&_midid_itf[itf].rx_ff); + + midid_interface_t* midi = &_midid_itf[itf]; + midid_stream_t const* stream = &midi->stream_read; + + // when using with packet API stream total & index are both zero + return tu_fifo_count(&midi->rx_ff) + (stream->total - stream->index); } uint32_t tud_midi_n_stream_read(uint8_t itf, uint8_t cable_num, void* buffer, uint32_t bufsize) |