#include <sound/jack.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
+#include <sound/simple_card_utils.h>
struct rsrc_card_of_data {
const char *prefix;
};
MODULE_DEVICE_TABLE(of, rsrc_card_of_match);
-#define DAI_NAME_NUM 32
-struct rsrc_card_dai {
- unsigned int sysclk;
- unsigned int tx_slot_mask;
- unsigned int rx_slot_mask;
- int slots;
- int slot_width;
- struct clk *clk;
- char dai_name[DAI_NAME_NUM];
-};
-
#define IDX_CPU 0
#define IDX_CODEC 1
struct rsrc_card_priv {
struct snd_soc_card snd_card;
struct snd_soc_codec_conf codec_conf;
- struct rsrc_card_dai *dai_props;
+ struct asoc_simple_dai *dai_props;
struct snd_soc_dai_link *dai_link;
- int dai_num;
u32 convert_rate;
u32 convert_channels;
};
#define rsrc_priv_to_link(priv, i) ((priv)->snd_card.dai_link + (i))
#define rsrc_priv_to_props(priv, i) ((priv)->dai_props + (i))
+#define DAI "sound-dai"
+#define CELL "#sound-dai-cells"
+
static int rsrc_card_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct rsrc_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
- struct rsrc_card_dai *dai_props =
+ struct asoc_simple_dai *dai_props =
rsrc_priv_to_props(priv, rtd->num);
return clk_prepare_enable(dai_props->clk);
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct rsrc_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
- struct rsrc_card_dai *dai_props =
+ struct asoc_simple_dai *dai_props =
rsrc_priv_to_props(priv, rtd->num);
clk_disable_unprepare(dai_props->clk);
struct rsrc_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_dai *dai;
struct snd_soc_dai_link *dai_link;
- struct rsrc_card_dai *dai_props;
+ struct asoc_simple_dai *dai_props;
int num = rtd->num;
- int ret;
dai_link = rsrc_priv_to_link(priv, num);
dai_props = rsrc_priv_to_props(priv, num);
rtd->cpu_dai :
rtd->codec_dai;
- if (dai_props->sysclk) {
- ret = snd_soc_dai_set_sysclk(dai, 0, dai_props->sysclk, 0);
- if (ret && ret != -ENOTSUPP) {
- dev_err(dai->dev, "set_sysclk error\n");
- goto err;
- }
- }
-
- if (dai_props->slots) {
- ret = snd_soc_dai_set_tdm_slot(dai,
- dai_props->tx_slot_mask,
- dai_props->rx_slot_mask,
- dai_props->slots,
- dai_props->slot_width);
- if (ret && ret != -ENOTSUPP) {
- dev_err(dai->dev, "set_tdm_slot error\n");
- goto err;
- }
- }
-
- ret = 0;
-
-err:
- return ret;
+ return asoc_simple_card_init_dai(dai, dai_props);
}
static int rsrc_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
return 0;
}
-static int rsrc_card_parse_daifmt(struct device_node *node,
- struct device_node *codec,
- struct rsrc_card_priv *priv,
- struct snd_soc_dai_link *dai_link,
- unsigned int *retfmt)
-{
- struct device_node *bitclkmaster = NULL;
- struct device_node *framemaster = NULL;
- unsigned int daifmt;
-
- daifmt = snd_soc_of_parse_daifmt(node, NULL,
- &bitclkmaster, &framemaster);
- daifmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
-
- if (!bitclkmaster && !framemaster)
- return -EINVAL;
-
- if (codec == bitclkmaster)
- daifmt |= (codec == framemaster) ?
- SND_SOC_DAIFMT_CBM_CFM : SND_SOC_DAIFMT_CBM_CFS;
- else
- daifmt |= (codec == framemaster) ?
- SND_SOC_DAIFMT_CBS_CFM : SND_SOC_DAIFMT_CBS_CFS;
-
- of_node_put(bitclkmaster);
- of_node_put(framemaster);
-
- *retfmt = daifmt;
-
- return 0;
-}
-
static int rsrc_card_parse_links(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 rsrc_card_dai *dai_props = rsrc_priv_to_props(priv, idx);
- struct of_phandle_args args;
+ struct asoc_simple_dai *dai_props = rsrc_priv_to_props(priv, idx);
int ret;
- /*
- * 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(np, "sound-dai",
- "#sound-dai-cells", 0, &args);
- if (ret)
- return ret;
-
/* Parse TDM slot */
ret = snd_soc_of_parse_tdm_slot(np,
&dai_props->tx_slot_mask,
return ret;
if (is_fe) {
+ int is_single_links = 0;
+
/* BE is dummy */
dai_link->codec_of_node = NULL;
dai_link->codec_dai_name = "snd-soc-dummy-dai";
/* FE settings */
dai_link->dynamic = 1;
dai_link->dpcm_merged_format = 1;
- dai_link->cpu_of_node = args.np;
- ret = snd_soc_of_get_dai_name(np, &dai_link->cpu_dai_name);
+
+ ret = asoc_simple_card_parse_cpu(np, dai_link, DAI, CELL,
+ &is_single_links);
+ if (ret)
+ return ret;
+
+ ret = asoc_simple_card_parse_clk_cpu(np, dai_link, dai_props);
if (ret < 0)
return ret;
- /* set dai_name */
- snprintf(dai_props->dai_name, DAI_NAME_NUM, "fe.%s",
- dai_link->cpu_dai_name);
-
- /*
- * In soc_bind_dai_link() will check cpu name after
- * of_node matching if dai_link has cpu_dai_name.
- * but, it will never match if name was created by
- * fmt_single_name() remove cpu_dai_name if cpu_args
- * was 0. See:
- * fmt_single_name()
- * fmt_multiple_name()
- */
- if (!args.args_count)
- dai_link->cpu_dai_name = NULL;
+ ret = asoc_simple_card_set_dailink_name(dev, dai_link,
+ "fe.%s",
+ dai_link->cpu_dai_name);
+ if (ret < 0)
+ return ret;
+
+ asoc_simple_card_canonicalize_cpu(dai_link, is_single_links);
} else {
- struct device *dev = rsrc_priv_to_dev(priv);
const struct rsrc_card_of_data *of_data;
of_data = of_device_get_match_data(dev);
/* BE settings */
dai_link->no_pcm = 1;
dai_link->be_hw_params_fixup = rsrc_card_be_hw_params_fixup;
- dai_link->codec_of_node = args.np;
- ret = snd_soc_of_get_dai_name(np, &dai_link->codec_dai_name);
+
+ ret = asoc_simple_card_parse_codec(np, dai_link, DAI, CELL);
+ 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);
if (ret < 0)
return ret;
dai_link->codec_of_node,
"audio-prefix");
}
-
- /* set dai_name */
- snprintf(dai_props->dai_name, DAI_NAME_NUM, "be.%s",
- dai_link->codec_dai_name);
}
- /* Simple Card assumes platform == cpu */
- dai_link->platform_of_node = dai_link->cpu_of_node;
+ ret = asoc_simple_card_canonicalize_dailink(dai_link);
+ if (ret < 0)
+ return ret;
+
dai_link->dpcm_playback = 1;
dai_link->dpcm_capture = 1;
- dai_link->name = dai_props->dai_name;
- dai_link->stream_name = dai_props->dai_name;
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 rsrc_card_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 rsrc_card_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_props->dai_name,
+ 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,
struct rsrc_card_priv *priv)
{
+ struct device *dev = rsrc_priv_to_dev(priv);
struct snd_soc_dai_link *dai_link;
struct device_node *np;
unsigned int daifmt = 0;
dai_link = rsrc_priv_to_link(priv, i);
if (strcmp(np->name, "codec") == 0) {
- ret = rsrc_card_parse_daifmt(node, np, priv,
- dai_link, &daifmt);
+ ret = asoc_simple_card_parse_daifmt(dev, node, np,
+ NULL, &daifmt);
if (ret < 0)
return ret;
break;
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++;
struct device *dev)
{
const struct rsrc_card_of_data *of_data = of_device_get_match_data(dev);
- struct rsrc_card_dai *props;
+ struct asoc_simple_dai *props;
struct snd_soc_dai_link *links;
int ret;
int num;
priv->dai_props = props;
priv->dai_link = links;
- priv->dai_num = num;
/* Init snd_soc_card */
priv->snd_card.owner = THIS_MODULE;
"audio-routing");
}
- /* Parse the card name from DT */
- snd_soc_of_parse_card_name(&priv->snd_card, "card-name");
-
/* sampling rate convert */
of_property_read_u32(node, "convert-rate", &priv->convert_rate);
if (ret < 0)
return ret;
- if (!priv->snd_card.name)
- priv->snd_card.name = priv->snd_card.dai_link->name;
-
- return 0;
-}
-
-/* Decrease the reference count of the device nodes */
-static int rsrc_card_unref(struct snd_soc_card *card)
-{
- struct snd_soc_dai_link *dai_link;
- int num_links;
+ ret = asoc_simple_card_parse_card_name(&priv->snd_card, "card-");
+ if (ret < 0)
+ return ret;
- for (num_links = 0, dai_link = card->dai_link;
- num_links < card->num_links;
- num_links++, dai_link++) {
- of_node_put(dai_link->cpu_of_node);
- of_node_put(dai_link->codec_of_node);
- }
return 0;
}
if (ret >= 0)
return ret;
err:
- rsrc_card_unref(&priv->snd_card);
+ asoc_simple_card_clean_reference(&priv->snd_card);
return ret;
}
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
- return rsrc_card_unref(card);
+ return asoc_simple_card_clean_reference(card);
}
static struct platform_driver rsrc_card = {