diff options
Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 120587270fe7..b5c6f0c274c3 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -545,12 +545,17 @@ static irqreturn_t rsnd_ssi_interrupt(int irq, void *data) * SSI PIO */ static void rsnd_ssi_parent_attach(struct rsnd_mod *mod, - struct rsnd_dai_stream *io, - struct rsnd_priv *priv) + struct rsnd_dai_stream *io) { + struct rsnd_dai *rdai = rsnd_io_to_rdai(io); + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + if (!__rsnd_ssi_is_pin_sharing(mod)) return; + if (!rsnd_rdai_is_clk_master(rdai)) + return; + switch (rsnd_mod_id(mod)) { case 1: case 2: @@ -565,6 +570,20 @@ static void rsnd_ssi_parent_attach(struct rsnd_mod *mod, } } +static int rsnd_ssi_pcm_new(struct rsnd_mod *mod, + struct rsnd_dai_stream *io, + struct snd_soc_pcm_runtime *rtd) +{ + /* + * rsnd_rdai_is_clk_master() will be enabled after set_fmt, + * and, pcm_new will be called after it. + * This function reuse pcm_new at this point. + */ + rsnd_ssi_parent_attach(mod, io); + + return 0; +} + static int rsnd_ssi_common_probe(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) @@ -580,7 +599,10 @@ static int rsnd_ssi_common_probe(struct rsnd_mod *mod, if (rsnd_ssi_is_multi_slave(mod, io)) return 0; - rsnd_ssi_parent_attach(mod, io, priv); + /* + * It can't judge ssi parent at this point + * see rsnd_ssi_pcm_new() + */ ret = rsnd_ssiu_attach(io, mod); if (ret < 0) @@ -602,6 +624,7 @@ static struct rsnd_mod_ops rsnd_ssi_pio_ops = { .start = rsnd_ssi_start, .stop = rsnd_ssi_stop, .irq = rsnd_ssi_irq, + .pcm_new = rsnd_ssi_pcm_new, .hw_params = rsnd_ssi_hw_params, }; @@ -691,6 +714,7 @@ static struct rsnd_mod_ops rsnd_ssi_dma_ops = { .start = rsnd_ssi_start, .stop = rsnd_ssi_stop, .irq = rsnd_ssi_irq, + .pcm_new = rsnd_ssi_pcm_new, .fallback = rsnd_ssi_fallback, .hw_params = rsnd_ssi_hw_params, }; |