diff options
| author | HiFiPhile <[email protected]> | 2024-05-12 18:59:32 +0200 |
|---|---|---|
| committer | HiFiPhile <[email protected]> | 2024-05-12 19:00:02 +0200 |
| commit | 67456357c54ee81e8418a9e814df774b1a3dee85 (patch) | |
| tree | 01a6e048eb2af981d3af3b3b201d3951213ff12f /src | |
| parent | d54a1578aadfce059550801ec78f715f249ccb76 (diff) | |
Fix HS playback on OSX.
Diffstat (limited to 'src')
| -rw-r--r-- | src/class/audio/audio_device.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 2a786725b..e82d52a5b 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -2050,7 +2050,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * case AUDIO_FEEDBACK_METHOD_FIFO_COUNT: { - /* Initialize the threshold level to half filled */ + // Initialize the threshold level to half filled uint16_t fifo_lvl_thr; #if CFG_TUD_AUDIO_ENABLE_DECODING fifo_lvl_thr = tu_fifo_depth(&audio->rx_supp_ff[0]) / 2; @@ -2059,11 +2059,16 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * #endif audio->feedback.compute.fifo_count.fifo_lvl_thr = fifo_lvl_thr; audio->feedback.compute.fifo_count.fifo_lvl_avg = ((uint32_t)fifo_lvl_thr) << 16; - /* Avoid 64bit division */ + // Avoid 64bit division uint32_t nominal = ((fb_param.sample_freq / 100) << 16) / (frame_div / 100); audio->feedback.compute.fifo_count.nom_value = nominal; audio->feedback.compute.fifo_count.rate_const[0] = (audio->feedback.max_value - nominal) / fifo_lvl_thr; audio->feedback.compute.fifo_count.rate_const[1] = (nominal - audio->feedback.min_value) / fifo_lvl_thr; + // On HS feedback is more sensitive since packet size can vary every MSOF, could cause instability + if(tud_speed_get() == TUSB_SPEED_HIGH) { + audio->feedback.compute.fifo_count.rate_const[0] /= 8; + audio->feedback.compute.fifo_count.rate_const[1] /= 8; + } } break; |