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>

diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
index 159a5e98d66ace9e5deaa1fc1f6812d157c933ed..2c9fa5105fd25e39b689edf432b65e93d80650a0 100644 (file)
--- 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,
        },