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alsa: add firewire latency before we scale with rate

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We first add all the latency in the rate of the pcm device and then
convert it to the rate of the graph.

See #4977
This commit is contained in:
Wim Taymans 2025-12-01 12:51:20 +01:00
parent 52f2137397
commit 4152c5d292
1 changed files with 2 additions and 2 deletions
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4
spa/plugins/alsa/alsa-pcm.c
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@ -2063,8 +2063,6 @@ static void recalc_headroom(struct state *state)
state->headroom = 0;
latency = SPA_MAX(state->min_delay, SPA_MIN(state->max_delay, state->headroom));
if (rate != 0 && state->rate != 0)
latency = SPA_SCALE32_UP(latency, rate, state->rate);
if (state->is_firewire) {
/* XXX: For ALSA FireWire drivers, unlike for other ALSA drivers, buffer size
@ -2072,6 +2070,8 @@ static void recalc_headroom(struct state *state)
*/
latency += state->buffer_frames;
}
if (rate != 0 && state->rate != 0)
latency = SPA_SCALE32_UP(latency, rate, state->rate);
state->latency[state->port_direction].min_rate =
state->latency[state->port_direction].max_rate = latency;