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-rw-r--r--sound/soc/davinci/davinci-mcasp.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index e460f97c514e..0dab382ba147 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -582,8 +582,17 @@ static int davinci_config_channel_size(struct davinci_mcasp *mcasp,
* both left and right channels), so it has to be divided by number of
* tdm-slots (for I2S - divided by 2).
*/
- if (mcasp->bclk_lrclk_ratio)
- word_length = mcasp->bclk_lrclk_ratio / mcasp->tdm_slots;
+ if (mcasp->bclk_lrclk_ratio) {
+ u32 slot_length = mcasp->bclk_lrclk_ratio / mcasp->tdm_slots;
+
+ /*
+ * When we have more bclk then it is needed for the data, we
+ * need to use the rotation to move the received samples to have
+ * correct alignment.
+ */
+ rx_rotate = (slot_length - word_length) / 4;
+ word_length = slot_length;
+ }
/* mapping of the XSSZ bit-field as described in the datasheet */
fmt = (word_length >> 1) - 1;
@@ -1125,6 +1134,7 @@ static struct snd_soc_dai_driver davinci_mcasp_dai[] = {
},
.ops = &davinci_mcasp_dai_ops,
+ .symmetric_samplebits = 1,
},
{
.name = "davinci-mcasp.1",
@@ -1391,6 +1401,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(&pdev->dev);
if (IS_ERR_VALUE(ret)) {
dev_err(&pdev->dev, "pm_runtime_get_sync() failed\n");
+ pm_runtime_disable(&pdev->dev);
return ret;
}