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authorAlan Tull <r80115@freescale.com>2009-07-28 15:14:41 -0500
committerRob Herring <r.herring@freescale.com>2009-08-07 09:47:03 -0500
commitc6ceacf5e558e0ac7b3ec427465b4a44878bb7bb (patch)
tree61dffa026b0c9da4c57ef00aa57e2aa323f4fa4c
parent00a5ecab6939ec34ec0f7b6ca89a8686d4fbc838 (diff)
ENGR00114681 pcm: set minimum period to 2k
The app that plays the Ubuntu desktop login sound sets the period to whatever minimum is allowed by the driver. This change sets period size high enough value that we will never have ssi underruns then. Signed-off-by: Alan Tull <r80115@freescale.com>
-rw-r--r--sound/soc/imx/imx-pcm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/soc/imx/imx-pcm.c b/sound/soc/imx/imx-pcm.c
index 9b7fed4b1894..5f46151d2ca4 100644
--- a/sound/soc/imx/imx-pcm.c
+++ b/sound/soc/imx/imx-pcm.c
@@ -67,7 +67,7 @@ static const struct snd_pcm_hardware imx_pcm_hardware = {
.buffer_bytes_max = 64 * 1024,
.period_bytes_max = 16 * 1024,
#endif
- .period_bytes_min = 64,
+ .period_bytes_min = 2 * SZ_1K,
.periods_min = 2,
.periods_max = 255,
.fifo_size = 0,