ASoC: rsnd: remove rsnd_dma::dir

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>
Signed-off-by: Mark Brown <broonie@kernel.org>

2 files changed, 2 insertions, 4 deletions

diff --git a/sound/soc/sh/rcar/dma.c b/sound/soc/sh/rcar/dma.c
index c407fd250d2a..3f1ea58ee144 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 a2954917bfcb..5d65a4b96743 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;