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Diffstat (limited to 'hw/audio/hda-codec.c')
| -rw-r--r-- | hw/audio/hda-codec.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c index 870448a687..ac67b9aada 100644 --- a/hw/audio/hda-codec.c +++ b/hw/audio/hda-codec.c @@ -325,6 +325,15 @@ static void hda_audio_output_cb(void *opaque, int avail) int64_t to_transfer = audio_MIN(wpos - rpos, avail); + if (wpos - rpos == B_SIZE) { + /* drop buffer, reset timer adjust */ + st->rpos = 0; + st->wpos = 0; + st->buft_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); + trace_hda_audio_overrun(st->node->name); + return; + } + hda_timer_sync_adjust(st, (wpos - rpos) - to_transfer - (B_SIZE >> 1)); while (to_transfer) { |