ALSA: pcm - Reset invalid position even without debug option
Always reset the invalind hw_ptr position returned by the pointer callback. The behavior should be consitent independently from the debug option. Also, add the printk_ratelimit() check to avoid flooding debug prints. Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -159,11 +159,15 @@ snd_pcm_update_hw_ptr_pos(struct snd_pcm_substream *substream,
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pos = substream->ops->pointer(substream);
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if (pos == SNDRV_PCM_POS_XRUN)
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return pos; /* XRUN */
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#ifdef CONFIG_SND_DEBUG
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if (pos >= runtime->buffer_size) {
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snd_printk(KERN_ERR "BUG: stream = %i, pos = 0x%lx, buffer size = 0x%lx, period size = 0x%lx\n", substream->stream, pos, runtime->buffer_size, runtime->period_size);
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if (printk_ratelimit()) {
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snd_printd(KERN_ERR "BUG: stream = %i, pos = 0x%lx, "
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"buffer size = 0x%lx, period size = 0x%lx\n",
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substream->stream, pos, runtime->buffer_size,
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runtime->period_size);
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}
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pos = 0;
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}
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#endif
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pos -= pos % runtime->min_align;
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return pos;
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}
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