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Diffstat (limited to 'sound/soc/sh/rcar/ctu.c')
-rw-r--r--sound/soc/sh/rcar/ctu.c99
1 files changed, 42 insertions, 57 deletions
diff --git a/sound/soc/sh/rcar/ctu.c b/sound/soc/sh/rcar/ctu.c
index 3cb214ab848b..d53a225d19e9 100644
--- a/sound/soc/sh/rcar/ctu.c
+++ b/sound/soc/sh/rcar/ctu.c
@@ -13,7 +13,6 @@
#define CTU_NAME "ctu"
struct rsnd_ctu {
- struct rsnd_ctu_platform_info *info; /* rcar_snd.h */
struct rsnd_mod mod;
};
@@ -24,6 +23,7 @@ struct rsnd_ctu {
((pos) = (struct rsnd_ctu *)(priv)->ctu + i); \
i++)
+#define rsnd_ctu_get(priv, id) ((struct rsnd_ctu *)(priv->ctu) + id)
#define rsnd_ctu_initialize_lock(mod) __rsnd_ctu_initialize_lock(mod, 1)
#define rsnd_ctu_initialize_unlock(mod) __rsnd_ctu_initialize_lock(mod, 0)
static void __rsnd_ctu_initialize_lock(struct rsnd_mod *mod, u32 enable)
@@ -31,6 +31,13 @@ static void __rsnd_ctu_initialize_lock(struct rsnd_mod *mod, u32 enable)
rsnd_mod_write(mod, CTU_CTUIR, enable);
}
+static int rsnd_ctu_probe_(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv)
+{
+ return rsnd_cmd_attach(io, rsnd_mod_id(mod) / 4);
+}
+
static int rsnd_ctu_init(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
@@ -57,6 +64,7 @@ static int rsnd_ctu_quit(struct rsnd_mod *mod,
static struct rsnd_mod_ops rsnd_ctu_ops = {
.name = CTU_NAME,
+ .probe = rsnd_ctu_probe_,
.init = rsnd_ctu_init,
.quit = rsnd_ctu_quit,
};
@@ -66,51 +74,13 @@ struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id)
if (WARN_ON(id < 0 || id >= rsnd_ctu_nr(priv)))
id = 0;
- return rsnd_mod_get((struct rsnd_ctu *)(priv->ctu) + id);
+ return rsnd_mod_get(rsnd_ctu_get(priv, id));
}
-static void rsnd_of_parse_ctu(struct platform_device *pdev,
- const struct rsnd_of_data *of_data,
- struct rsnd_priv *priv)
+int rsnd_ctu_probe(struct rsnd_priv *priv)
{
struct device_node *node;
- struct rsnd_ctu_platform_info *ctu_info;
- struct rcar_snd_info *info = rsnd_priv_to_info(priv);
- struct device *dev = &pdev->dev;
- int nr;
-
- if (!of_data)
- return;
-
- node = of_get_child_by_name(dev->of_node, "rcar_sound,ctu");
- if (!node)
- return;
-
- nr = of_get_child_count(node);
- if (!nr)
- goto rsnd_of_parse_ctu_end;
-
- ctu_info = devm_kzalloc(dev,
- sizeof(struct rsnd_ctu_platform_info) * nr,
- GFP_KERNEL);
- if (!ctu_info) {
- dev_err(dev, "ctu info allocation error\n");
- goto rsnd_of_parse_ctu_end;
- }
-
- info->ctu_info = ctu_info;
- info->ctu_info_nr = nr;
-
-rsnd_of_parse_ctu_end:
- of_node_put(node);
-
-}
-
-int rsnd_ctu_probe(struct platform_device *pdev,
- const struct rsnd_of_data *of_data,
- struct rsnd_priv *priv)
-{
- struct rcar_snd_info *info = rsnd_priv_to_info(priv);
+ struct device_node *np;
struct device *dev = rsnd_priv_to_dev(priv);
struct rsnd_ctu *ctu;
struct clk *clk;
@@ -121,20 +91,30 @@ int rsnd_ctu_probe(struct platform_device *pdev,
if (rsnd_is_gen1(priv))
return 0;
- rsnd_of_parse_ctu(pdev, of_data, priv);
+ node = rsnd_ctu_of_node(priv);
+ if (!node)
+ return 0; /* not used is not error */
- nr = info->ctu_info_nr;
- if (!nr)
- return 0;
+ nr = of_get_child_count(node);
+ if (!nr) {
+ ret = -EINVAL;
+ goto rsnd_ctu_probe_done;
+ }
ctu = devm_kzalloc(dev, sizeof(*ctu) * nr, GFP_KERNEL);
- if (!ctu)
- return -ENOMEM;
+ if (!ctu) {
+ ret = -ENOMEM;
+ goto rsnd_ctu_probe_done;
+ }
priv->ctu_nr = nr;
priv->ctu = ctu;
- for_each_rsnd_ctu(ctu, priv, i) {
+ i = 0;
+ ret = 0;
+ for_each_child_of_node(node, np) {
+ ctu = rsnd_ctu_get(priv, i);
+
/*
* CTU00, CTU01, CTU02, CTU03 => CTU0
* CTU10, CTU11, CTU12, CTU13 => CTU1
@@ -143,22 +123,27 @@ int rsnd_ctu_probe(struct platform_device *pdev,
CTU_NAME, i / 4);
clk = devm_clk_get(dev, name);
- if (IS_ERR(clk))
- return PTR_ERR(clk);
-
- ctu->info = &info->ctu_info[i];
+ if (IS_ERR(clk)) {
+ ret = PTR_ERR(clk);
+ goto rsnd_ctu_probe_done;
+ }
ret = rsnd_mod_init(priv, rsnd_mod_get(ctu), &rsnd_ctu_ops,
clk, RSND_MOD_CTU, i);
if (ret)
- return ret;
+ goto rsnd_ctu_probe_done;
+
+ i++;
}
- return 0;
+
+rsnd_ctu_probe_done:
+ of_node_put(node);
+
+ return ret;
}
-void rsnd_ctu_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
+void rsnd_ctu_remove(struct rsnd_priv *priv)
{
struct rsnd_ctu *ctu;
int i;
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