Merge remote branch 'alsa/devel' into topic/misc
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commit
57e35381bc
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@ -171,6 +171,10 @@ static void loopback_timer_start(struct loopback_pcm *dpcm)
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dpcm->pcm_rate_shift = rate_shift;
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dpcm->period_size_frac = frac_pos(dpcm, dpcm->pcm_period_size);
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}
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if (dpcm->period_size_frac <= dpcm->irq_pos) {
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dpcm->irq_pos %= dpcm->period_size_frac;
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dpcm->period_update_pending = 1;
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}
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tick = dpcm->period_size_frac - dpcm->irq_pos;
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tick = (tick + dpcm->pcm_bps - 1) / dpcm->pcm_bps;
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dpcm->timer.expires = jiffies + tick;
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@ -531,7 +535,9 @@ static struct snd_pcm_hardware loopback_pcm_hardware =
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.channels_max = 32,
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.buffer_bytes_max = 2 * 1024 * 1024,
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.period_bytes_min = 64,
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.period_bytes_max = 2 * 1024 * 1024,
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/* note check overflow in frac_pos() using pcm_rate_shift before
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changing period_bytes_max value */
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.period_bytes_max = 1024 * 1024,
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.periods_min = 1,
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.periods_max = 1024,
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.fifo_size = 0,
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