DT DMA support needs struct platform_device pointer,
and it can get struct device pointer from platform_device.
Save platform_device instead of device.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
                return -ENODEV;
        }
 
-       priv->dev       = dev;
+       priv->pdev      = pdev;
        priv->info      = info;
        spin_lock_init(&priv->lock);
 
 
 
 struct rsnd_priv {
 
-       struct device *dev;
+       struct platform_device *pdev;
        struct rcar_snd_info *info;
        spinlock_t lock;
 
        int rdai_nr;
 };
 
-#define rsnd_priv_to_dev(priv) ((priv)->dev)
+#define rsnd_priv_to_pdev(priv)        ((priv)->pdev)
+#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev))
 #define rsnd_priv_to_info(priv)        ((priv)->info)
 #define rsnd_lock(priv, flags) spin_lock_irqsave(&priv->lock, flags)
 #define rsnd_unlock(priv, flags) spin_unlock_irqrestore(&priv->lock, flags)