ALSA: pcm: support for period wakeup disabling

[mv-sheeva.git] / sound / core / pcm_native.c

diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 8bc7cb3db33056abce9a03cec36a4266305aa12c..f91a439f675cd5fdf10404ed2bada575888e2797 100644 (file)
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -423,6 +423,9 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
        runtime->info = params->info;
        runtime->rate_num = params->rate_num;
        runtime->rate_den = params->rate_den;
+       runtime->no_period_wakeup =
+                       (params->info & SNDRV_PCM_INFO_NO_PERIOD_WAKEUP) &&
+                       (params->flags & SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP);
 
        bits = snd_pcm_format_physical_width(runtime->format);
        runtime->sample_bits = bits;