ASoC: omap-mcpdm: Correct the supported number of channels

OMAP4 McPDM supports 5 downlink (playback), and
3 uplink (capture) channels.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 8 insertions, 6 deletions

diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
index 159a5e98d66a..2c9fa5105fd2 100644
--- a/sound/soc/omap/omap-mcpdm.c
+++ b/sound/soc/omap/omap-mcpdm.c
@@ -299,15 +299,17 @@ static int omap_mcpdm_dai_hw_params(struct snd_pcm_substream *substream,
 
         channels = params_channels(params);
         switch (channels) {
+        case 5:
+                if (stream == SNDRV_PCM_STREAM_CAPTURE)
+                        /* up to 3 channels for capture */
+                        return -EINVAL;
+                link_mask |= 1 << 4;
         case 4:
                 if (stream == SNDRV_PCM_STREAM_CAPTURE)
-                        /* up to 2 channels for capture */
+                        /* up to 3 channels for capture */
                         return -EINVAL;
                 link_mask |= 1 << 3;
         case 3:
-                if (stream == SNDRV_PCM_STREAM_CAPTURE)
-                        /* up to 2 channels for capture */
-                        return -EINVAL;
                 link_mask |= 1 << 2;
         case 2:
                 link_mask |= 1 << 1;
@@ -403,13 +405,13 @@ static struct snd_soc_dai_driver omap_mcpdm_dai = {
         .remove_order = SND_SOC_COMP_ORDER_EARLY,
         .playback = {
                 .channels_min = 1,
-                .channels_max = 4,
+                .channels_max = 5,
                 .rates = OMAP_MCPDM_RATES,
                 .formats = OMAP_MCPDM_FORMATS,
         },
         .capture = {
                 .channels_min = 1,
-                .channels_max = 2,
+                .channels_max = 3,
                 .rates = OMAP_MCPDM_RATES,
                 .formats = OMAP_MCPDM_FORMATS,
         },