leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ASoC: rsrc-card: use asoc_simple_card_parse_clk()

Browse Source 
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 2016-07-19 02:53:32 +00:00 committed by Mark Brown
parent 28abd99b6e
commit c9a235da8a
1 changed files with 10 additions and 58 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
sound/soc/sh/rcar/rsrc-card.c
View File

@ -190,6 +190,10 @@ static int rsrc_card_parse_links(struct device_node *np,
if (ret < 0)
return ret;
ret = asoc_simple_card_parse_clk_cpu(np, dai_link, dai_props);
if (ret < 0)
return ret;
ret = asoc_simple_card_set_dailink_name(dev, dai_link,
"fe.%s",
dai_link->cpu_dai_name);
@ -225,6 +229,10 @@ static int rsrc_card_parse_links(struct device_node *np,
if (ret < 0)
return ret;
ret = asoc_simple_card_parse_clk_codec(np, dai_link, dai_props);
if (ret < 0)
return ret;
ret = asoc_simple_card_set_dailink_name(dev, dai_link,
"be.%s",
dai_link->codec_dai_name);
@ -250,68 +258,12 @@ static int rsrc_card_parse_links(struct device_node *np,
dai_link->ops = &rsrc_card_ops;
dai_link->init = rsrc_card_dai_init;
return 0;
}
static int rsrc_card_parse_clk(struct device_node *np,
struct rsrc_card_priv *priv,
int idx, bool is_fe)
{
struct snd_soc_dai_link *dai_link = rsrc_priv_to_link(priv, idx);
struct asoc_simple_dai *dai_props = rsrc_priv_to_props(priv, idx);
struct clk *clk;
struct device_node *of_np = is_fe ? dai_link->cpu_of_node :
dai_link->codec_of_node;
u32 val;
/*
* Parse dai->sysclk come from "clocks = <&xxx>"
* (if system has common clock)
* or "system-clock-frequency = <xxx>"
* or device's module clock.
*/
if (of_property_read_bool(np, "clocks")) {
clk = of_clk_get(np, 0);
if (IS_ERR(clk))
return PTR_ERR(clk);
dai_props->sysclk = clk_get_rate(clk);
dai_props->clk = clk;
} else if (!of_property_read_u32(np, "system-clock-frequency", &val)) {
dai_props->sysclk = val;
} else {
clk = of_clk_get(of_np, 0);
if (!IS_ERR(clk))
dai_props->sysclk = clk_get_rate(clk);
}
return 0;
}
static int rsrc_card_dai_sub_link_of(struct device_node *node,
struct device_node *np,
struct rsrc_card_priv *priv,
int idx, bool is_fe)
{
struct device *dev = rsrc_priv_to_dev(priv);
struct snd_soc_dai_link *dai_link = rsrc_priv_to_link(priv, idx);
struct asoc_simple_dai *dai_props = rsrc_priv_to_props(priv, idx);
int ret;
ret = rsrc_card_parse_links(np, priv, idx, is_fe);
if (ret < 0)
return ret;
ret = rsrc_card_parse_clk(np, priv, idx, is_fe);
if (ret < 0)
return ret;
dev_dbg(dev, "\t%s / %04x / %d\n",
dai_link->name,
dai_link->dai_fmt,
dai_props->sysclk);
return ret;
return 0;
}
static int rsrc_card_dai_link_of(struct device_node *node,
@ -348,7 +300,7 @@ static int rsrc_card_dai_link_of(struct device_node *node,
if (strcmp(np->name, "cpu") == 0)
is_fe = true;
ret = rsrc_card_dai_sub_link_of(node, np, priv, i, is_fe);
ret = rsrc_card_parse_links(np, priv, i, is_fe);
if (ret < 0)
return ret;
i++;