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Diffstat (limited to 'sound/soc/davinci/davinci-mcasp.c')
-rw-r--r--sound/soc/davinci/davinci-mcasp.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index 4495a40a9468..c1c9c2e3525b 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -681,8 +681,8 @@ static int davinci_mcasp_set_tdm_slot(struct snd_soc_dai *dai,
}
mcasp->tdm_slots = slots;
- mcasp->tdm_mask[SNDRV_PCM_STREAM_PLAYBACK] = rx_mask;
- mcasp->tdm_mask[SNDRV_PCM_STREAM_CAPTURE] = tx_mask;
+ mcasp->tdm_mask[SNDRV_PCM_STREAM_PLAYBACK] = tx_mask;
+ mcasp->tdm_mask[SNDRV_PCM_STREAM_CAPTURE] = rx_mask;
mcasp->slot_width = slot_width;
return davinci_mcasp_set_ch_constraints(mcasp);
@@ -908,6 +908,14 @@ static int mcasp_i2s_hw_param(struct davinci_mcasp *mcasp, int stream,
mcasp_set_bits(mcasp, DAVINCI_MCASP_RXFMT_REG, busel | RXORD);
mcasp_mod_bits(mcasp, DAVINCI_MCASP_RXFMCTL_REG,
FSRMOD(total_slots), FSRMOD(0x1FF));
+ /*
+ * If McASP is set to be TX/RX synchronous and the playback is
+ * not running already we need to configure the TX slots in
+ * order to have correct FSX on the bus
+ */
+ if (mcasp_is_synchronous(mcasp) && !mcasp->channels)
+ mcasp_mod_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG,
+ FSXMOD(total_slots), FSXMOD(0x1FF));
}
return 0;