If a Codec port has multiple endpoints, only first endpoint gets parsed
and remaining are ignored. This can be fixed by removing 'dup_codec' flag
passed to graph_dai_link_of_dpcm() and thus it loops over all endpoints
of Codec. Similarly graph_count_dpcm() is updated as well.

Signed-off-by: Sameer Pujar <spu...@nvidia.com>
---
 sound/soc/generic/audio-graph-card.c | 28 +++++++++-------------------
 1 file changed, 9 insertions(+), 19 deletions(-)

diff --git a/sound/soc/generic/audio-graph-card.c 
b/sound/soc/generic/audio-graph-card.c
index 1e20562..b1903f9 100644
--- a/sound/soc/generic/audio-graph-card.c
+++ b/sound/soc/generic/audio-graph-card.c
@@ -201,8 +201,7 @@ static void graph_parse_mclk_fs(struct device_node *top,
 static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
                                  struct device_node *cpu_ep,
                                  struct device_node *codec_ep,
-                                 struct link_info *li,
-                                 int dup_codec)
+                                 struct link_info *li)
 {
        struct device *dev = simple_priv_to_dev(priv);
        struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link);
@@ -217,10 +216,6 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv 
*priv,
        struct snd_soc_dai_link_component *codecs = dai_link->codecs;
        int ret;
 
-       /* Do it all CPU endpoint, and 1st Codec endpoint */
-       if (!li->cpu && dup_codec)
-               return 0;
-
        port    = of_get_parent(ep);
        ports   = of_get_parent(port);
        node    = of_graph_get_port_parent(ep);
@@ -415,7 +410,7 @@ static int graph_for_each_link(struct asoc_simple_priv 
*priv,
                        int (*func_dpcm)(struct asoc_simple_priv *priv,
                                         struct device_node *cpu_ep,
                                         struct device_node *codec_ep,
-                                        struct link_info *li, int dup_codec))
+                                        struct link_info *li))
 {
        struct of_phandle_iterator it;
        struct device *dev = simple_priv_to_dev(priv);
@@ -424,7 +419,6 @@ static int graph_for_each_link(struct asoc_simple_priv 
*priv,
        struct device_node *cpu_ep;
        struct device_node *codec_ep;
        struct device_node *codec_port;
-       struct device_node *codec_port_old = NULL;
        struct asoc_simple_data adata;
        uintptr_t dpcm_selectable = (uintptr_t)of_device_get_match_data(dev);
        int rc, ret;
@@ -457,8 +451,7 @@ static int graph_for_each_link(struct asoc_simple_priv 
*priv,
                        if (dpcm_selectable &&
                            ((of_get_child_count(codec_port) > 1) ||
                             adata.convert_rate || adata.convert_channels))
-                               ret = func_dpcm(priv, cpu_ep, codec_ep, li,
-                                               (codec_port_old == codec_port));
+                               ret = func_dpcm(priv, cpu_ep, codec_ep, li);
                        /* else normal sound */
                        else
                                ret = func_noml(priv, cpu_ep, codec_ep, li);
@@ -468,8 +461,6 @@ static int graph_for_each_link(struct asoc_simple_priv 
*priv,
 
                        if (ret < 0)
                                return ret;
-
-                       codec_port_old = codec_port;
                }
        }
 
@@ -532,19 +523,18 @@ static int graph_count_noml(struct asoc_simple_priv *priv,
 static int graph_count_dpcm(struct asoc_simple_priv *priv,
                            struct device_node *cpu_ep,
                            struct device_node *codec_ep,
-                           struct link_info *li,
-                           int dup_codec)
+                           struct link_info *li)
 {
        struct device *dev = simple_priv_to_dev(priv);
 
+       /* CPU */
        li->link++; /* 1xCPU-dummy */
        li->dais++; /* 1xCPU */
 
-       if (!dup_codec) {
-               li->link++; /* 1xdummy-Codec */
-               li->conf++; /* 1xdummy-Codec */
-               li->dais++; /* 1xCodec */
-       }
+       /* Codec */
+       li->link++; /* 1xdummy-Codec */
+       li->conf++; /* 1xdummy-Codec */
+       li->dais++; /* 1xCodec */
 
        dev_dbg(dev, "Count As DPCM\n");
 
-- 
2.7.4

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