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Diffstat (limited to 'sound/soc/sh/rcar/mix.c')
-rw-r--r--sound/soc/sh/rcar/mix.c158
1 files changed, 78 insertions, 80 deletions
diff --git a/sound/soc/sh/rcar/mix.c b/sound/soc/sh/rcar/mix.c
index 953dd0be9b60..65542b6a89e9 100644
--- a/sound/soc/sh/rcar/mix.c
+++ b/sound/soc/sh/rcar/mix.c
@@ -13,10 +13,10 @@
#define MIX_NAME "mix"
struct rsnd_mix {
- struct rsnd_mix_platform_info *info; /* rcar_snd.h */
struct rsnd_mod mod;
};
+#define rsnd_mix_get(priv, id) ((struct rsnd_mix *)(priv->mix) + id)
#define rsnd_mix_nr(priv) ((priv)->mix_nr)
#define for_each_rsnd_mix(pos, priv, i) \
for ((i) = 0; \
@@ -24,58 +24,77 @@ struct rsnd_mix {
((pos) = (struct rsnd_mix *)(priv)->mix + i); \
i++)
-
-static void rsnd_mix_soft_reset(struct rsnd_mod *mod)
+static void rsnd_mix_activation(struct rsnd_mod *mod)
{
rsnd_mod_write(mod, MIX_SWRSR, 0);
rsnd_mod_write(mod, MIX_SWRSR, 1);
}
-#define rsnd_mix_initialize_lock(mod) __rsnd_mix_initialize_lock(mod, 1)
-#define rsnd_mix_initialize_unlock(mod) __rsnd_mix_initialize_lock(mod, 0)
-static void __rsnd_mix_initialize_lock(struct rsnd_mod *mod, u32 enable)
+static void rsnd_mix_halt(struct rsnd_mod *mod)
+{
+ rsnd_mod_write(mod, MIX_MIXIR, 1);
+ rsnd_mod_write(mod, MIX_SWRSR, 0);
+}
+
+static void rsnd_mix_volume_parameter(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
{
- rsnd_mod_write(mod, MIX_MIXIR, enable);
+ rsnd_mod_write(mod, MIX_MDBAR, 0);
+ rsnd_mod_write(mod, MIX_MDBBR, 0);
+ rsnd_mod_write(mod, MIX_MDBCR, 0);
+ rsnd_mod_write(mod, MIX_MDBDR, 0);
+}
+
+static void rsnd_mix_volume_init(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod)
+{
+ rsnd_mod_write(mod, MIX_MIXIR, 1);
+
+ /* General Information */
+ rsnd_mod_write(mod, MIX_ADINR, rsnd_get_adinr_chan(mod, io));
+
+ /* volume step */
+ rsnd_mod_write(mod, MIX_MIXMR, 0);
+ rsnd_mod_write(mod, MIX_MVPDR, 0);
+
+ /* common volume parameter */
+ rsnd_mix_volume_parameter(io, mod);
+
+ rsnd_mod_write(mod, MIX_MIXIR, 0);
}
static void rsnd_mix_volume_update(struct rsnd_dai_stream *io,
struct rsnd_mod *mod)
{
-
/* Disable MIX dB setting */
rsnd_mod_write(mod, MIX_MDBER, 0);
- rsnd_mod_write(mod, MIX_MDBAR, 0);
- rsnd_mod_write(mod, MIX_MDBBR, 0);
- rsnd_mod_write(mod, MIX_MDBCR, 0);
- rsnd_mod_write(mod, MIX_MDBDR, 0);
+ /* common volume parameter */
+ rsnd_mix_volume_parameter(io, mod);
/* Enable MIX dB setting */
rsnd_mod_write(mod, MIX_MDBER, 1);
}
+static int rsnd_mix_probe_(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv)
+{
+ return rsnd_cmd_attach(io, rsnd_mod_id(mod));
+}
+
static int rsnd_mix_init(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
rsnd_mod_power_on(mod);
- rsnd_mix_soft_reset(mod);
-
- rsnd_mix_initialize_lock(mod);
-
- rsnd_mod_write(mod, MIX_ADINR, rsnd_get_adinr_chan(mod, io));
-
- rsnd_path_parse(priv, io);
+ rsnd_mix_activation(mod);
- /* volume step */
- rsnd_mod_write(mod, MIX_MIXMR, 0);
- rsnd_mod_write(mod, MIX_MVPDR, 0);
+ rsnd_mix_volume_init(io, mod);
rsnd_mix_volume_update(io, mod);
- rsnd_mix_initialize_unlock(mod);
-
return 0;
}
@@ -83,6 +102,8 @@ static int rsnd_mix_quit(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
+ rsnd_mix_halt(mod);
+
rsnd_mod_power_off(mod);
return 0;
@@ -90,6 +111,7 @@ static int rsnd_mix_quit(struct rsnd_mod *mod,
static struct rsnd_mod_ops rsnd_mix_ops = {
.name = MIX_NAME,
+ .probe = rsnd_mix_probe_,
.init = rsnd_mix_init,
.quit = rsnd_mix_quit,
};
@@ -99,51 +121,13 @@ struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id)
if (WARN_ON(id < 0 || id >= rsnd_mix_nr(priv)))
id = 0;
- return rsnd_mod_get((struct rsnd_mix *)(priv->mix) + id);
+ return rsnd_mod_get(rsnd_mix_get(priv, id));
}
-static void rsnd_of_parse_mix(struct platform_device *pdev,
- const struct rsnd_of_data *of_data,
- struct rsnd_priv *priv)
+int rsnd_mix_probe(struct rsnd_priv *priv)
{
struct device_node *node;
- struct rsnd_mix_platform_info *mix_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,mix");
- if (!node)
- return;
-
- nr = of_get_child_count(node);
- if (!nr)
- goto rsnd_of_parse_mix_end;
-
- mix_info = devm_kzalloc(dev,
- sizeof(struct rsnd_mix_platform_info) * nr,
- GFP_KERNEL);
- if (!mix_info) {
- dev_err(dev, "mix info allocation error\n");
- goto rsnd_of_parse_mix_end;
- }
-
- info->mix_info = mix_info;
- info->mix_info_nr = nr;
-
-rsnd_of_parse_mix_end:
- of_node_put(node);
-
-}
-
-int rsnd_mix_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_mix *mix;
struct clk *clk;
@@ -154,40 +138,54 @@ int rsnd_mix_probe(struct platform_device *pdev,
if (rsnd_is_gen1(priv))
return 0;
- rsnd_of_parse_mix(pdev, of_data, priv);
+ node = rsnd_mix_of_node(priv);
+ if (!node)
+ return 0; /* not used is not error */
- nr = info->mix_info_nr;
- if (!nr)
- return 0;
+ nr = of_get_child_count(node);
+ if (!nr) {
+ ret = -EINVAL;
+ goto rsnd_mix_probe_done;
+ }
mix = devm_kzalloc(dev, sizeof(*mix) * nr, GFP_KERNEL);
- if (!mix)
- return -ENOMEM;
+ if (!mix) {
+ ret = -ENOMEM;
+ goto rsnd_mix_probe_done;
+ }
priv->mix_nr = nr;
priv->mix = mix;
- for_each_rsnd_mix(mix, priv, i) {
+ i = 0;
+ ret = 0;
+ for_each_child_of_node(node, np) {
+ mix = rsnd_mix_get(priv, i);
+
snprintf(name, MIX_NAME_SIZE, "%s.%d",
MIX_NAME, i);
clk = devm_clk_get(dev, name);
- if (IS_ERR(clk))
- return PTR_ERR(clk);
-
- mix->info = &info->mix_info[i];
+ if (IS_ERR(clk)) {
+ ret = PTR_ERR(clk);
+ goto rsnd_mix_probe_done;
+ }
ret = rsnd_mod_init(priv, rsnd_mod_get(mix), &rsnd_mix_ops,
clk, RSND_MOD_MIX, i);
if (ret)
- return ret;
+ goto rsnd_mix_probe_done;
+
+ i++;
}
- return 0;
+rsnd_mix_probe_done:
+ of_node_put(node);
+
+ return ret;
}
-void rsnd_mix_remove(struct platform_device *pdev,
- struct rsnd_priv *priv)
+void rsnd_mix_remove(struct rsnd_priv *priv)
{
struct rsnd_mix *mix;
int i;