greybus: audio: Add id to identify data connection

Added id field to data connection struct. This is used to identify which
data connection to use while enabling interface between module & APB.

Signed-off-by: Vaibhav Agarwal <vaibhav.agarwal@linaro.org>
Reviewed-by: Mark Greer <mgreer@animalcreek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

diff --git a/drivers/staging/greybus/audio_codec.h b/drivers/staging/greybus/audio_codec.h
index c5a8808..8cd5bd7 100644 (file)
--- a/drivers/staging/greybus/audio_codec.h
+++ b/drivers/staging/greybus/audio_codec.h
@@ -129,6 +129,7 @@ struct gbaudio_control {
 };
 
 struct gbaudio_data_connection {
+       int id;
        __le16 data_cport;
        int cport_configured;
        char name[NAME_SIZE];

diff --git a/drivers/staging/greybus/audio_module.c b/drivers/staging/greybus/audio_module.c
index 7cf523e..9632bc1 100644 (file)
--- a/drivers/staging/greybus/audio_module.c
+++ b/drivers/staging/greybus/audio_module.c
@@ -199,6 +199,7 @@ static int gb_audio_add_data_connection(struct gbaudio_module_info *gbmodule,
        greybus_set_drvdata(bundle, gbmodule);
        /* dai->name should be same as codec->dai_name */
        strlcpy(dai->name, "greybus-apb1", NAME_SIZE);
+       dai->id = 0;
        dai->data_cport = connection->intf_cport_id;
        dai->connection = connection;
        list_add(&dai->list, &gbmodule->data_list);