diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2014-11-27 08:05:09 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-12-03 18:51:39 +0000 |
| commit | c17dba8b8e198758a4f61fe89e16106b82af18a9 (patch) | |
| tree | 87a08d2027840ad16a566f3e450393f14cdd1440 /sound/soc/sh/rcar/src.c | |
| parent | 05795411aeda8a86865b595e09f22273d85fce83 (diff) | |
| download | lwn-c17dba8b8e198758a4f61fe89e16106b82af18a9.tar.gz lwn-c17dba8b8e198758a4f61fe89e16106b82af18a9.zip | |
ASoC: rsnd: tidyup SSI interrupt enable/disable method
Current SSI doesn't care interrupt "disable" method. And, it is used
when PIO mode only at this point. SSI interrupt will be used for
sound R/L issue workaround when DMA mode too.
This patch tidyup SSI interrupt enable/disable method.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh/rcar/src.c')
| -rw-r--r-- | sound/soc/sh/rcar/src.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c index 384af90a2f74..c30119533107 100644 --- a/sound/soc/sh/rcar/src.c +++ b/sound/soc/sh/rcar/src.c @@ -185,18 +185,37 @@ int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod, return 0; } -int rsnd_src_enable_ssi_irq(struct rsnd_mod *ssi_mod, +int rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod, struct rsnd_dai *rdai) { struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod); - /* enable PIO interrupt if Gen2 */ - if (rsnd_is_gen2(priv)) + if (rsnd_is_gen1(priv)) + return 0; + + /* enable SSI interrupt if Gen2 */ + if (rsnd_ssi_is_dma_mode(ssi_mod)) + rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0e000000); + else rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0f000000); return 0; } +int rsnd_src_ssi_irq_disable(struct rsnd_mod *ssi_mod, + struct rsnd_dai *rdai) +{ + struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod); + + if (rsnd_is_gen1(priv)) + return 0; + + /* disable SSI interrupt if Gen2 */ + rsnd_mod_write(ssi_mod, INT_ENABLE, 0x00000000); + + return 0; +} + unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv, struct rsnd_dai_stream *io, struct snd_pcm_runtime *runtime) |