From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
Because SRC is connected to DMA and DMA want to keep dreq when stop timing. This patch makes SRC stop SRC.out only when stop timing. And it stops both SRC.out/SRC.in when quit timing
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- sound/soc/sh/rcar/src.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c index 513094e..3f6993f 100644 --- a/sound/soc/sh/rcar/src.c +++ b/sound/soc/sh/rcar/src.c @@ -665,13 +665,27 @@ static int _rsnd_src_stop_gen2(struct rsnd_mod *mod) { rsnd_src_irq_disable_gen2(mod);
- rsnd_mod_write(mod, SRC_CTRL, 0); + /* + * stop SRC output only + * see rsnd_src_quit_gen2 + */ + rsnd_mod_write(mod, SRC_CTRL, 0x01);
rsnd_src_error_record_gen2(mod);
return rsnd_src_stop(mod); }
+static int rsnd_src_quit_gen2(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, + struct rsnd_priv *priv) +{ + /* stop both out/in */ + rsnd_mod_write(mod, SRC_CTRL, 0); + + return 0; +} + static void __rsnd_src_interrupt_gen2(struct rsnd_mod *mod, struct rsnd_dai_stream *io) { @@ -943,7 +957,7 @@ static struct rsnd_mod_ops rsnd_src_gen2_ops = { .probe = rsnd_src_probe_gen2, .remove = rsnd_src_remove_gen2, .init = rsnd_src_init_gen2, - .quit = rsnd_src_quit, + .quit = rsnd_src_quit_gen2, .start = rsnd_src_start_gen2, .stop = rsnd_src_stop_gen2, .hw_params = rsnd_src_hw_params,