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ASoC: simple-card-utils: separate asoc_simple_card_parse_dai() 

The difference between simple-card / audio-graph are just using
OF graph style, or not. In other words, other things should be same.
This means, simple-card/audio-graph common functions should be
implemented at simple-card-utils, and its own functions should be
implemented at each files.

Current simple-card / audio-graph are using
asoc_simple_card_parse_dai() which is different implementation.
But, these are implemanted at simple-card-utils.
It should be implemanted at each files.
This patch separate these into each files.

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 2019-03-20 13:56:36 +09:00 committed by Mark Brown
parent 65a5056b21
commit 8f7f298a33
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 164 additions and 190 deletions
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39
include/sound/simple_card_utils.h
View File

@ -99,40 +99,17 @@ int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd);
int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params);
#define asoc_simple_card_parse_cpu(node, dai_link, \
list_name, cells_name, is_single_link) \
asoc_simple_card_parse_dai(node, NULL, \
&dai_link->cpu_of_node, \
&dai_link->cpu_dai_name, list_name, cells_name, is_single_link)
#define asoc_simple_card_parse_codec(node, dai_link, list_name, cells_name) \
#define asoc_simple_card_parse_cpu(node, dai_link, is_single_link) \
asoc_simple_card_parse_dai(node, NULL, \
&dai_link->cpu_of_node, \
&dai_link->cpu_dai_name, is_single_link)
#define asoc_simple_card_parse_codec(node, dai_link) \
asoc_simple_card_parse_dai(node, dai_link->codecs, \
&dai_link->codec_of_node, \
&dai_link->codec_dai_name, \
list_name, cells_name, NULL)
#define asoc_simple_card_parse_platform(node, dai_link, list_name, cells_name) \
&dai_link->codec_dai_name, NULL)
#define asoc_simple_card_parse_platform(node, dai_link) \
asoc_simple_card_parse_dai(node, dai_link->platforms, \
&dai_link->platform_of_node, \
NULL, list_name, cells_name, NULL)
int asoc_simple_card_parse_dai(struct device_node *node,
struct snd_soc_dai_link_component *dlc,
struct device_node **endpoint_np,
const char **dai_name,
const char *list_name,
const char *cells_name,
int *is_single_links);
#define asoc_simple_card_parse_graph_cpu(ep, dai_link) \
asoc_simple_card_parse_graph_dai(ep, NULL, \
&dai_link->cpu_of_node, \
&dai_link->cpu_dai_name)
#define asoc_simple_card_parse_graph_codec(ep, dai_link) \
asoc_simple_card_parse_graph_dai(ep, dai_link->codecs, \
&dai_link->codec_of_node, \
&dai_link->codec_dai_name)
int asoc_simple_card_parse_graph_dai(struct device_node *ep,
struct snd_soc_dai_link_component *dlc,
struct device_node **endpoint_np,
const char **dai_name);
&dai_link->platform_of_node, NULL, NULL)
#define asoc_simple_card_of_parse_tdm(np, dai) \
snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \

114
sound/soc/generic/audio-graph-card.c
View File

@ -55,6 +55,103 @@ static const struct snd_soc_ops graph_ops = {
.hw_params = asoc_simple_hw_params,
};
static int graph_get_dai_id(struct device_node *ep)
{
struct device_node *node;
struct device_node *endpoint;
struct of_endpoint info;
int i, id;
int ret;
/* use driver specified DAI ID if exist */
ret = snd_soc_get_dai_id(ep);
if (ret != -ENOTSUPP)
return ret;
/* use endpoint/port reg if exist */
ret = of_graph_parse_endpoint(ep, &info);
if (ret == 0) {
/*
* Because it will count port/endpoint if it doesn't have "reg".
* But, we can't judge whether it has "no reg", or "reg = <0>"
* only of_graph_parse_endpoint().
* We need to check "reg" property
*/
if (of_get_property(ep, "reg", NULL))
return info.id;
node = of_get_parent(ep);
of_node_put(node);
if (of_get_property(node, "reg", NULL))
return info.port;
}
node = of_graph_get_port_parent(ep);
/*
* Non HDMI sound case, counting port/endpoint on its DT
* is enough. Let's count it.
*/
i = 0;
id = -1;
for_each_endpoint_of_node(node, endpoint) {
if (endpoint == ep)
id = i;
i++;
}
of_node_put(node);
if (id < 0)
return -ENODEV;
return id;
}
static int asoc_simple_card_parse_dai(struct device_node *ep,
struct snd_soc_dai_link_component *dlc,
struct device_node **dai_of_node,
const char **dai_name,
int *is_single_link)
{
struct device_node *node;
struct of_phandle_args args;
int ret;
/*
* Use snd_soc_dai_link_component instead of legacy style.
* It is only for codec, but cpu will be supported in the future.
* see
* soc-core.c :: snd_soc_init_multicodec()
*/
if (dlc) {
dai_name = &dlc->dai_name;
dai_of_node = &dlc->of_node;
}
if (!ep)
return 0;
if (!dai_name)
return 0;
node = of_graph_get_port_parent(ep);
/* Get dai->name */
args.np = node;
args.args[0] = graph_get_dai_id(ep);
args.args_count = (of_graph_get_endpoint_count(node) > 1);
ret = snd_soc_get_dai_name(&args, dai_name);
if (ret < 0)
return ret;
*dai_of_node = node;
if (is_single_link)
*is_single_link = of_graph_get_endpoint_count(node) == 1;
return 0;
}
static void graph_parse_convert(struct device *dev,
struct device_node *ep,
struct asoc_simple_card_data *adata)
@ -128,6 +225,7 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
of_node_put(node);
if (li->cpu) {
int is_single_links = 0;
/* BE is dummy */
codecs->of_node = NULL;
@ -141,7 +239,7 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
dai =
dai_props->cpu_dai = &priv->dais[li->dais++];
ret = asoc_simple_card_parse_graph_cpu(ep, dai_link);
ret = asoc_simple_card_parse_cpu(ep, dai_link, &is_single_links);
if (ret)
return ret;
@ -156,8 +254,7 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
return ret;
/* card->num_links includes Codec */
asoc_simple_card_canonicalize_cpu(dai_link,
of_graph_get_endpoint_count(dai_link->cpu_of_node) == 1);
asoc_simple_card_canonicalize_cpu(dai_link, is_single_links);
} else {
struct snd_soc_codec_conf *cconf;
@ -176,7 +273,7 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv,
cconf =
dai_props->codec_conf = &priv->codec_conf[li->conf++];
ret = asoc_simple_card_parse_graph_codec(ep, dai_link);
ret = asoc_simple_card_parse_codec(ep, dai_link);
if (ret < 0)
return ret;
@ -234,7 +331,7 @@ static int graph_dai_link_of(struct asoc_simple_priv *priv,
struct device_node *top = dev->of_node;
struct asoc_simple_dai *cpu_dai;
struct asoc_simple_dai *codec_dai;
int ret;
int ret, single_cpu;
/* Do it only CPU turn */
if (!li->cpu)
@ -258,11 +355,11 @@ static int graph_dai_link_of(struct asoc_simple_priv *priv,
if (ret < 0)
return ret;
ret = asoc_simple_card_parse_graph_cpu(cpu_ep, dai_link);
ret = asoc_simple_card_parse_cpu(cpu_ep, dai_link, &single_cpu);
if (ret < 0)
return ret;
ret = asoc_simple_card_parse_graph_codec(codec_ep, dai_link);
ret = asoc_simple_card_parse_codec(codec_ep, dai_link);
if (ret < 0)
return ret;
@ -293,8 +390,7 @@ static int graph_dai_link_of(struct asoc_simple_priv *priv,
dai_link->init = asoc_simple_dai_init;
asoc_simple_card_canonicalize_platform(dai_link);
asoc_simple_card_canonicalize_cpu(dai_link,
of_graph_get_endpoint_count(dai_link->cpu_of_node) == 1);
asoc_simple_card_canonicalize_cpu(dai_link, single_cpu);
return 0;
}

143
sound/soc/generic/simple-card-utils.c
View File

@ -305,149 +305,6 @@ int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
}
EXPORT_SYMBOL_GPL(asoc_simple_be_hw_params_fixup);
int asoc_simple_card_parse_dai(struct device_node *node,
struct snd_soc_dai_link_component *dlc,
struct device_node **dai_of_node,
const char **dai_name,
const char *list_name,
const char *cells_name,
int *is_single_link)
{
struct of_phandle_args args;
int ret;
if (!node)
return 0;
/*
* Use snd_soc_dai_link_component instead of legacy style.
* It is only for codec, but cpu will be supported in the future.
* see
* soc-core.c :: snd_soc_init_multicodec()
*/
if (dlc) {
dai_name = &dlc->dai_name;
dai_of_node = &dlc->of_node;
}
/*
* Get node via "sound-dai = <&phandle port>"
* it will be used as xxx_of_node on soc_bind_dai_link()
*/
ret = of_parse_phandle_with_args(node, list_name, cells_name, 0, &args);
if (ret)
return ret;
/* Get dai->name */
if (dai_name) {
ret = snd_soc_of_get_dai_name(node, dai_name);
if (ret < 0)
return ret;
}
*dai_of_node = args.np;
if (is_single_link)
*is_single_link = !args.args_count;
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_card_parse_dai);
static int asoc_simple_card_get_dai_id(struct device_node *ep)
{
struct device_node *node;
struct device_node *endpoint;
struct of_endpoint info;
int i, id;
int ret;
/* use driver specified DAI ID if exist */
ret = snd_soc_get_dai_id(ep);
if (ret != -ENOTSUPP)
return ret;
/* use endpoint/port reg if exist */
ret = of_graph_parse_endpoint(ep, &info);
if (ret == 0) {
/*
* Because it will count port/endpoint if it doesn't have "reg".
* But, we can't judge whether it has "no reg", or "reg = <0>"
* only of_graph_parse_endpoint().
* We need to check "reg" property
*/
if (of_get_property(ep, "reg", NULL))
return info.id;
node = of_get_parent(ep);
of_node_put(node);
if (of_get_property(node, "reg", NULL))
return info.port;
}
node = of_graph_get_port_parent(ep);
/*
* Non HDMI sound case, counting port/endpoint on its DT
* is enough. Let's count it.
*/
i = 0;
id = -1;
for_each_endpoint_of_node(node, endpoint) {
if (endpoint == ep)
id = i;
i++;
}
of_node_put(node);
if (id < 0)
return -ENODEV;
return id;
}
int asoc_simple_card_parse_graph_dai(struct device_node *ep,
struct snd_soc_dai_link_component *dlc,
struct device_node **dai_of_node,
const char **dai_name)
{
struct device_node *node;
struct of_phandle_args args;
int ret;
/*
* Use snd_soc_dai_link_component instead of legacy style.
* It is only for codec, but cpu will be supported in the future.
* see
* soc-core.c :: snd_soc_init_multicodec()
*/
if (dlc) {
dai_name = &dlc->dai_name;
dai_of_node = &dlc->of_node;
}
if (!ep)
return 0;
if (!dai_name)
return 0;
node = of_graph_get_port_parent(ep);
/* Get dai->name */
args.np = node;
args.args[0] = asoc_simple_card_get_dai_id(ep);
args.args_count = (of_graph_get_endpoint_count(node) > 1);
ret = snd_soc_get_dai_name(&args, dai_name);
if (ret < 0)
return ret;
*dai_of_node = node;
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_card_parse_graph_dai);
static int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
struct asoc_simple_dai *simple_dai)
{

58
sound/soc/generic/simple-card.c
View File

@ -25,6 +25,52 @@ static const struct snd_soc_ops simple_ops = {
.hw_params = asoc_simple_hw_params,
};
static int asoc_simple_card_parse_dai(struct device_node *node,
struct snd_soc_dai_link_component *dlc,
struct device_node **dai_of_node,
const char **dai_name,
int *is_single_link)
{
struct of_phandle_args args;
int ret;
if (!node)
return 0;
/*
* Use snd_soc_dai_link_component instead of legacy style.
* It is only for codec, but cpu will be supported in the future.
* see
* soc-core.c :: snd_soc_init_multicodec()
*/
if (dlc) {
dai_name = &dlc->dai_name;
dai_of_node = &dlc->of_node;
}
/*
* Get node via "sound-dai = <&phandle port>"
* it will be used as xxx_of_node on soc_bind_dai_link()
*/
ret = of_parse_phandle_with_args(node, DAI, CELL, 0, &args);
if (ret)
return ret;
/* Get dai->name */
if (dai_name) {
ret = snd_soc_of_get_dai_name(node, dai_name);
if (ret < 0)
return ret;
}
*dai_of_node = args.np;
if (is_single_link)
*is_single_link = !args.args_count;
return 0;
}
static void simple_parse_convert(struct device *dev,
struct device_node *np,
struct asoc_simple_card_data *adata)
@ -110,8 +156,7 @@ static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
dai =
dai_props->cpu_dai = &priv->dais[li->dais++];
ret = asoc_simple_card_parse_cpu(np, dai_link, DAI, CELL,
&is_single_links);
ret = asoc_simple_card_parse_cpu(np, dai_link, &is_single_links);
if (ret)
return ret;
@ -144,7 +189,7 @@ static int simple_dai_link_of_dpcm(struct asoc_simple_priv *priv,
cconf =
dai_props->codec_conf = &priv->codec_conf[li->conf++];
ret = asoc_simple_card_parse_codec(np, dai_link, DAI, CELL);
ret = asoc_simple_card_parse_codec(np, dai_link);
if (ret < 0)
return ret;
@ -242,16 +287,15 @@ static int simple_dai_link_of(struct asoc_simple_priv *priv,
simple_parse_mclk_fs(top, cpu, codec, dai_props, prefix);
ret = asoc_simple_card_parse_cpu(cpu, dai_link,
DAI, CELL, &single_cpu);
ret = asoc_simple_card_parse_cpu(cpu, dai_link, &single_cpu);
if (ret < 0)
goto dai_link_of_err;
ret = asoc_simple_card_parse_codec(codec, dai_link, DAI, CELL);
ret = asoc_simple_card_parse_codec(codec, dai_link);
if (ret < 0)
goto dai_link_of_err;
ret = asoc_simple_card_parse_platform(plat, dai_link, DAI, CELL);
ret = asoc_simple_card_parse_platform(plat, dai_link);
if (ret < 0)
goto dai_link_of_err;