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[14/24,v2] ASoC: rsnd: remove rsnd_dma::dir

Message ID 87vbiwnae7.wl%kuninori.morimoto.gx@renesas.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Kuninori Morimoto Feb. 20, 2015, 10:28 a.m. UTC 
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

DMAEngine direction can be calculated from rsnd_dai_stream,
So, rsnd_dma::dir does not make sense now.
Let's remove it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
v1 -> v2

 - no change

 sound/soc/sh/rcar/dma.c  |    5 ++---
 sound/soc/sh/rcar/rsnd.h |    1 -
 2 files changed, 2 insertions(+), 4 deletions(-)
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Patch

diff --git a/sound/soc/sh/rcar/dma.c b/sound/soc/sh/rcar/dma.c
index c407fd2..3f1ea58 100644
--- a/sound/soc/sh/rcar/dma.c
+++ b/sound/soc/sh/rcar/dma.c
@@ -87,12 +87,13 @@  static void rsnd_dmaen_start(struct rsnd_dma *dma)
 	struct snd_pcm_substream *substream = io->substream;
 	struct device *dev = rsnd_priv_to_dev(priv);
 	struct dma_async_tx_descriptor *desc;
+	int is_play = rsnd_io_is_play(io);
 
 	desc = dmaengine_prep_dma_cyclic(dma->chan,
 					 substream->runtime->dma_addr,
 					 snd_pcm_lib_buffer_bytes(substream),
 					 snd_pcm_lib_period_bytes(substream),
-					 dma->dir,
+					 is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM,
 					 DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
 
 	if (!desc) {
@@ -156,8 +157,6 @@  static int rsnd_dmaen_init(struct rsnd_priv *priv, struct rsnd_dma *dma, int id,
 	if (ret < 0)
 		goto rsnd_dma_init_err;
 
-	dma->dir = is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM;
-
 	return 0;
 
 rsnd_dma_init_err:
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
index a295491..5d65a4b 100644
--- a/sound/soc/sh/rcar/rsnd.h
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -182,7 +182,6 @@  struct rsnd_dma_ops {
 struct rsnd_dma {
 	struct dma_chan		*chan;
 	struct rsnd_dma_ops	*ops;
-	enum dma_transfer_direction dir;
 	int			dmapp_id;
 	u32			chcr;
 	dma_addr_t		src_addr;