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audio_device : clear fifo on intf change.

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This commit is contained in:
MasterPhi 2021-07-01 11:38:06 +02:00
parent a1639b0279
commit 204f3152cb
1 changed files with 10 additions and 0 deletions

10
src/class/audio/audio_device.c

@ -1481,6 +1481,9 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
audio->ep_in_as_intf_num = 0;
usbd_edpt_close(rhport, audio->ep_in);
// Clear FIFOs, since data is no longer valid
tu_fifo_clear(&audio->ep_in_ff);
// Invoke callback - can be used to stop data sampling
if (tud_audio_set_itf_close_EP_cb) TU_VERIFY(tud_audio_set_itf_close_EP_cb(rhport, p_request));
@ -1502,6 +1505,13 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const *
{
audio->ep_out_as_intf_num = 0;
usbd_edpt_close(rhport, audio->ep_out);
// Clear FIFOs, since data is no longer valid
tu_fifo_clear(&audio->ep_out_ff);
// Invoke callback - can be used to stop data sampling
if (tud_audio_set_itf_close_EP_cb) TU_VERIFY(tud_audio_set_itf_close_EP_cb(rhport, p_request));
audio->ep_out = 0; // Necessary?
// Clear support FIFOs if used