ASoC: rsnd: synchronize SSI start/stop sequence between PIO/DMA mode

Current SSI start/stop sequence is different between PIO/DMA mode,
but, almost all are same. this patch synchronize it.
It will be shared in the future.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 10 insertions, 5 deletions

diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c
index 3c0d31df6d6c..292e98b3c980 100644
--- a/sound/soc/sh/rcar/ssi.c
+++ b/sound/soc/sh/rcar/ssi.c
@@ -95,6 +95,9 @@ static int rsnd_ssi_use_busif(struct rsnd_mod *mod)
         struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
         int use_busif = 0;
 
+        if (!rsnd_ssi_is_dma_mode(mod))
+                return 0;
+
         if (!(rsnd_ssi_mode_flags(ssi) & RSND_SSI_NO_BUSIF))
                 use_busif = 1;
         if (rsnd_io_to_mod_src(io))
@@ -415,7 +418,7 @@ static int rsnd_ssi_pio_start(struct rsnd_mod *mod,
         struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
         struct rsnd_dai_stream *io = rsnd_mod_to_io(mod);
 
-        rsnd_src_ssiu_start(mod, rdai, 0);
+        rsnd_src_ssiu_start(mod, rdai, rsnd_ssi_use_busif(mod));
 
         rsnd_ssi_hw_start(ssi, rdai, io);
 
@@ -431,6 +434,8 @@ static int rsnd_ssi_pio_stop(struct rsnd_mod *mod,
 
         rsnd_src_ssi_irq_disable(mod, rdai);
 
+        rsnd_ssi_record_error(ssi, rsnd_mod_read(mod, SSISR));
+
         rsnd_ssi_hw_stop(ssi, rdai);
 
         rsnd_src_ssiu_stop(mod, rdai);
@@ -509,10 +514,10 @@ static int rsnd_ssi_dma_start(struct rsnd_mod *mod,
 
         rsnd_src_ssiu_start(mod, rdai, rsnd_ssi_use_busif(mod));
 
-        rsnd_dma_start(dma);
-
         rsnd_ssi_hw_start(ssi, ssi->rdai, io);
 
+        rsnd_dma_start(dma);
+
         return 0;
 }
 
@@ -522,12 +527,12 @@ static int rsnd_ssi_dma_stop(struct rsnd_mod *mod,
         struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod);
         struct rsnd_dma *dma = rsnd_mod_to_dma(&ssi->mod);
 
+        rsnd_dma_stop(dma);
+
         rsnd_ssi_record_error(ssi, rsnd_mod_read(mod, SSISR));
 
         rsnd_ssi_hw_stop(ssi, rdai);
 
-        rsnd_dma_stop(dma);
-
         rsnd_src_ssiu_stop(mod, rdai);
 
         return 0;