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ASoC: rsnd: remove platform boot support from dvc.c 

No board is using Renesas sound driver via platform boot now.
This means all user is using DT boot. Platform boot support is
no longer needed. But, it strongly depends on platform boot style.
This patch removes platform boot support from dvc.c

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 2015-11-10 05:12:50 +00:00 committed by Mark Brown
parent c7fe4be840
commit 9eaa1a6f7e
1 changed files with 31 additions and 52 deletions
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83
sound/soc/sh/rcar/dvc.c
View File

@ -15,7 +15,6 @@
#define DVC_NAME "dvc"
struct rsnd_dvc {
struct rsnd_dvc_platform_info *info; /* rcar_snd.h */
struct rsnd_mod mod;
struct rsnd_kctrl_cfg_m volume;
struct rsnd_kctrl_cfg_m mute;
@ -24,6 +23,7 @@ struct rsnd_dvc {
struct rsnd_kctrl_cfg_s rdown; /* Ramp Rate Down */
};
#define rsnd_dvc_get(priv, id) ((struct rsnd_dvc *)(priv->dvc) + id)
#define rsnd_dvc_nr(priv) ((priv)->dvc_nr)
#define rsnd_dvc_of_node(priv) \
of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
@ -301,50 +301,15 @@ struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id)
if (WARN_ON(id < 0 || id >= rsnd_dvc_nr(priv)))
id = 0;
return rsnd_mod_get((struct rsnd_dvc *)(priv->dvc) + id);
}
static void rsnd_of_parse_dvc(struct platform_device *pdev,
const struct rsnd_of_data *of_data,
struct rsnd_priv *priv)
{
struct device_node *node;
struct rsnd_dvc_platform_info *dvc_info;
struct rcar_snd_info *info = rsnd_priv_to_info(priv);
struct device *dev = &pdev->dev;
int nr;
if (!of_data)
return;
node = rsnd_dvc_of_node(priv);
if (!node)
return;
nr = of_get_child_count(node);
if (!nr)
goto rsnd_of_parse_dvc_end;
dvc_info = devm_kzalloc(dev,
sizeof(struct rsnd_dvc_platform_info) * nr,
GFP_KERNEL);
if (!dvc_info) {
dev_err(dev, "dvc info allocation error\n");
goto rsnd_of_parse_dvc_end;
}
info->dvc_info = dvc_info;
info->dvc_info_nr = nr;
rsnd_of_parse_dvc_end:
of_node_put(node);
return rsnd_mod_get(rsnd_dvc_get(priv, id));
}
int rsnd_dvc_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 *node;
struct device_node *np;
struct device *dev = rsnd_priv_to_dev(priv);
struct rsnd_dvc *dvc;
struct clk *clk;
@ -355,36 +320,50 @@ int rsnd_dvc_probe(struct platform_device *pdev,
if (rsnd_is_gen1(priv))
return 0;
rsnd_of_parse_dvc(pdev, of_data, priv);
node = rsnd_dvc_of_node(priv);
if (!node)
return 0; /* not used is not error */
nr = info->dvc_info_nr;
if (!nr)
return 0;
nr = of_get_child_count(node);
if (!nr) {
ret = -EINVAL;
goto rsnd_dvc_probe_done;
}
dvc = devm_kzalloc(dev, sizeof(*dvc) * nr, GFP_KERNEL);
if (!dvc)
return -ENOMEM;
if (!dvc) {
ret = -ENOMEM;
goto rsnd_dvc_probe_done;
}
priv->dvc_nr = nr;
priv->dvc = dvc;
for_each_rsnd_dvc(dvc, priv, i) {
i = 0;
for_each_child_of_node(node, np) {
dvc = rsnd_dvc_get(priv, i);
snprintf(name, RSND_DVC_NAME_SIZE, "%s.%d",
DVC_NAME, i);
clk = devm_clk_get(dev, name);
if (IS_ERR(clk))
return PTR_ERR(clk);
dvc->info = &info->dvc_info[i];
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
goto rsnd_dvc_probe_done;
}
ret = rsnd_mod_init(priv, rsnd_mod_get(dvc), &rsnd_dvc_ops,
clk, RSND_MOD_DVC, i);
if (ret)
return ret;
goto rsnd_dvc_probe_done;
i++;
}
return 0;
rsnd_dvc_probe_done:
of_node_put(node);
return ret;
}
void rsnd_dvc_remove(struct platform_device *pdev,