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ASoC: rsnd: add rsnd_parse_connect_common() and remove complex macro 

Current rsnd driver is using complex macro to parse DAI connection.
This patch adds new rsnd_parse_connect_common() and replace current
macro to it.
This is prepare for multi channel support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2015-12-17 02:58:14 +00:00 committed by Mark Brown
parent 750fd445ac
commit 89b66174ec
2 changed files with 59 additions and 23 deletions
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57
sound/soc/sh/rcar/core.c
View File

@ -609,17 +609,44 @@ static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
.set_tdm_slot = rsnd_soc_set_dai_tdm_slot,
};
void rsnd_parse_connect_common(struct rsnd_dai *rdai,
struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
struct device_node *node,
struct device_node *playback,
struct device_node *capture)
{
struct rsnd_priv *priv = rsnd_rdai_to_priv(rdai);
struct device_node *np;
struct rsnd_mod *mod;
int i;
if (!node)
return;
i = 0;
for_each_child_of_node(node, np) {
mod = mod_get(priv, i);
if (np == playback)
rsnd_dai_connect(mod, &rdai->playback, mod->type);
if (np == capture)
rsnd_dai_connect(mod, &rdai->capture, mod->type);
i++;
}
of_node_put(node);
}
static int rsnd_dai_probe(struct rsnd_priv *priv)
{
struct device_node *dai_node;
struct device_node *dai_np, *np, *node;
struct device_node *dai_np;
struct device_node *playback, *capture;
struct rsnd_dai_stream *io_playback;
struct rsnd_dai_stream *io_capture;
struct snd_soc_dai_driver *rdrv, *drv;
struct rsnd_dai *rdai;
struct device *dev = rsnd_priv_to_dev(priv);
int nr, dai_i, io_i, np_i;
int nr, dai_i, io_i;
int ret;
dai_node = rsnd_dai_of_node(priv);
@ -676,22 +703,6 @@ static int rsnd_dai_probe(struct rsnd_priv *priv)
rdai->capture.rdai = rdai;
rsnd_set_slot(rdai, 2, 1); /* default */
#define mod_parse(name) \
node = rsnd_##name##_of_node(priv); \
if (node) { \
struct rsnd_mod *mod; \
np_i = 0; \
for_each_child_of_node(node, np) { \
mod = rsnd_##name##_mod_get(priv, np_i); \
if (np == playback) \
rsnd_dai_connect(mod, io_playback, mod->type); \
if (np == capture) \
rsnd_dai_connect(mod, io_capture, mod->type); \
np_i++; \
} \
of_node_put(node); \
}
for (io_i = 0;; io_i++) {
playback = of_parse_phandle(dai_np, "playback", io_i);
capture = of_parse_phandle(dai_np, "capture", io_i);
@ -699,11 +710,11 @@ if (node) { \
if (!playback && !capture)
break;
mod_parse(ssi);
mod_parse(src);
mod_parse(ctu);
mod_parse(mix);
mod_parse(dvc);
rsnd_parse_connect_ssi(rdai, playback, capture);
rsnd_parse_connect_src(rdai, playback, capture);
rsnd_parse_connect_ctu(rdai, playback, capture);
rsnd_parse_connect_mix(rdai, playback, capture);
rsnd_parse_connect_dvc(rdai, playback, capture);
of_node_put(playback);
of_node_put(capture);

25
sound/soc/sh/rcar/rsnd.h
View File

@ -292,6 +292,11 @@ struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
void rsnd_mod_interrupt(struct rsnd_mod *mod,
void (*callback)(struct rsnd_mod *mod,
struct rsnd_dai_stream *io));
void rsnd_parse_connect_common(struct rsnd_dai *rdai,
struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
struct device_node *node,
struct device_node *playback,
struct device_node *capture);
void rsnd_set_slot(struct rsnd_dai *rdai,
int slots, int slots_total);
@ -544,6 +549,10 @@ int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
#define rsnd_ssi_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
#define rsnd_parse_connect_ssi(rdai, playback, capture) \
rsnd_parse_connect_common(rdai, rsnd_ssi_mod_get, \
rsnd_ssi_of_node(rsnd_rdai_to_priv(rdai)), \
playback, capture)
/*
* R-Car SSIU
@ -564,6 +573,10 @@ unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
struct snd_pcm_runtime *runtime);
#define rsnd_src_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
#define rsnd_parse_connect_src(rdai, playback, capture) \
rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \
rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
playback, capture)
/*
* R-Car CTU
@ -573,6 +586,10 @@ void rsnd_ctu_remove(struct rsnd_priv *priv);
struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
#define rsnd_ctu_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
#define rsnd_parse_connect_ctu(rdai, playback, capture) \
rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \
rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
playback, capture)
/*
* R-Car MIX
@ -582,6 +599,10 @@ void rsnd_mix_remove(struct rsnd_priv *priv);
struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
#define rsnd_mix_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
#define rsnd_parse_connect_mix(rdai, playback, capture) \
rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \
rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
playback, capture)
/*
* R-Car DVC
@ -591,6 +612,10 @@ void rsnd_dvc_remove(struct rsnd_priv *priv);
struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
#define rsnd_dvc_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
#define rsnd_parse_connect_dvc(rdai, playback, capture) \
rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \
rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
playback, capture)
/*
* R-Car CMD