len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2026-07-10 13:29:52 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

usb: iap: workaround cur/set freq mismatch

Browse source 
Change-Id: I75a36c9dfd33e7f9192101220633137e5ad98411
This commit is contained in:
mojyack 2026-05-23 19:09:46 +09:00
parent 0fc352da0f
commit 7154fcd9a8
1 changed files with 10 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

10
firmware/usbstack/iap/audio.c
View file

@ -260,6 +260,16 @@ bool iap_audio_set_sampr(uint32_t sampr) {
}
}
check_act(freq < ARRAYLEN(samprs), return false);
if(set_freq >= 0 && freq != set_freq) {
/* Accessories should only set the frequency we requested via
* TrackNewAudioAttributes, but in some cases, USB control requests may arrive late,
* breaking established cur_freq == set_freq.
* Ignoring sets of frequencies that were not requested can work around this. */
ERROR("wrong frequency set: expected=%d got=%d", set_freq, freq);
return true;
}
cur_freq = freq;
LOG("sampr=%lu, set_freq=%d cur_freq=%d", sampr, set_freq, cur_freq);