patches.renesas/0068-ASoC-rsnd-remove-rsnd_dma_detach.patch

From d3b13a06606ac181ba3a6dc353fa2ac0ee77c1e5 Mon Sep 17 00:00:00 2001
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Tue, 25 Oct 2016 00:36:56 +0000
Subject: [PATCH 068/299] ASoC: rsnd: remove rsnd_dma_detach()

DMA mod is now connected to stream via rsnd_dai_connect().
This means DMA mod can use .remove for its clearance.
rsnd_dma_detach() is no longer needed.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
(cherry picked from commit dae4b83295ae50a86b5e3c60e7b6e2c597a1b69d)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 sound/soc/sh/rcar/dma.c  |   11 -----------
 sound/soc/sh/rcar/rsnd.h |    1 -
 sound/soc/sh/rcar/ssi.c  |    2 --
 3 files changed, 14 deletions(-)

--- a/sound/soc/sh/rcar/dma.c
+++ b/sound/soc/sh/rcar/dma.c
@@ -698,17 +698,6 @@ int rsnd_dma_attach(struct rsnd_dai_stre
 	return 0;
 }
 
-void rsnd_dma_detach(struct rsnd_mod *mod, struct rsnd_mod **dma_mod)
-{
-	if (*dma_mod) {
-		struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
-		struct device *dev = rsnd_priv_to_dev(priv);
-
-		devm_kfree(dev, *dma_mod);
-		*dma_mod = NULL;
-	}
-}
-
 int rsnd_dma_probe(struct rsnd_priv *priv)
 {
 	struct platform_device *pdev = rsnd_priv_to_pdev(priv);
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -200,7 +200,6 @@ u32 rsnd_get_dalign(struct rsnd_mod *mod
  */
 int rsnd_dma_attach(struct rsnd_dai_stream *io,
 		    struct rsnd_mod *mod, struct rsnd_mod **dma_mod);
-void rsnd_dma_detach(struct rsnd_mod *mod, struct rsnd_mod **dma_mod);
 int rsnd_dma_probe(struct rsnd_priv *priv);
 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
 					  struct rsnd_mod *mod, char *name);
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -701,8 +701,6 @@ static int rsnd_ssi_dma_remove(struct rs
 	/* PIO will request IRQ again */
 	free_irq(ssi->irq, mod);
 
-	rsnd_dma_detach(mod, &ssi->dma);
-
 	return 0;
 }