781 строка
19 KiB
C
781 строка
19 KiB
C
// SPDX-License-Identifier: GPL-2.0
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//
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// simple-card-utils.c
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//
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// Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
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#include <linux/clk.h>
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#include <linux/gpio.h>
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#include <linux/gpio/consumer.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/of_gpio.h>
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#include <linux/of_graph.h>
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#include <sound/jack.h>
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#include <sound/simple_card_utils.h>
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void asoc_simple_convert_fixup(struct asoc_simple_data *data,
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struct snd_pcm_hw_params *params)
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{
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struct snd_interval *rate = hw_param_interval(params,
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SNDRV_PCM_HW_PARAM_RATE);
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struct snd_interval *channels = hw_param_interval(params,
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SNDRV_PCM_HW_PARAM_CHANNELS);
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if (data->convert_rate)
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rate->min =
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rate->max = data->convert_rate;
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if (data->convert_channels)
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channels->min =
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channels->max = data->convert_channels;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_convert_fixup);
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void asoc_simple_parse_convert(struct device_node *np,
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char *prefix,
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struct asoc_simple_data *data)
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{
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char prop[128];
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if (!prefix)
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prefix = "";
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/* sampling rate convert */
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snprintf(prop, sizeof(prop), "%s%s", prefix, "convert-rate");
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of_property_read_u32(np, prop, &data->convert_rate);
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/* channels transfer */
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snprintf(prop, sizeof(prop), "%s%s", prefix, "convert-channels");
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of_property_read_u32(np, prop, &data->convert_channels);
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}
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EXPORT_SYMBOL_GPL(asoc_simple_parse_convert);
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int asoc_simple_parse_daifmt(struct device *dev,
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struct device_node *node,
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struct device_node *codec,
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char *prefix,
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unsigned int *retfmt)
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{
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struct device_node *bitclkmaster = NULL;
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struct device_node *framemaster = NULL;
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unsigned int daifmt;
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daifmt = snd_soc_daifmt_parse_format(node, prefix);
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snd_soc_daifmt_parse_clock_provider_as_phandle(node, prefix, &bitclkmaster, &framemaster);
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if (!bitclkmaster && !framemaster) {
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/*
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* No dai-link level and master setting was not found from
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* sound node level, revert back to legacy DT parsing and
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* take the settings from codec node.
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*/
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dev_dbg(dev, "Revert to legacy daifmt parsing\n");
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daifmt |= snd_soc_daifmt_parse_clock_provider_as_flag(codec, NULL);
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} else {
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daifmt |= snd_soc_daifmt_clock_provider_from_bitmap(
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((codec == bitclkmaster) << 4) | (codec == framemaster));
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}
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of_node_put(bitclkmaster);
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of_node_put(framemaster);
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*retfmt = daifmt;
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_parse_daifmt);
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int asoc_simple_set_dailink_name(struct device *dev,
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struct snd_soc_dai_link *dai_link,
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const char *fmt, ...)
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{
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va_list ap;
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char *name = NULL;
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int ret = -ENOMEM;
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va_start(ap, fmt);
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name = devm_kvasprintf(dev, GFP_KERNEL, fmt, ap);
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va_end(ap);
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if (name) {
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ret = 0;
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dai_link->name = name;
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dai_link->stream_name = name;
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}
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return ret;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_set_dailink_name);
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int asoc_simple_parse_card_name(struct snd_soc_card *card,
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char *prefix)
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{
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int ret;
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if (!prefix)
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prefix = "";
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/* Parse the card name from DT */
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ret = snd_soc_of_parse_card_name(card, "label");
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if (ret < 0 || !card->name) {
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char prop[128];
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snprintf(prop, sizeof(prop), "%sname", prefix);
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ret = snd_soc_of_parse_card_name(card, prop);
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if (ret < 0)
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return ret;
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}
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if (!card->name && card->dai_link)
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card->name = card->dai_link->name;
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_parse_card_name);
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static int asoc_simple_clk_enable(struct asoc_simple_dai *dai)
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{
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if (dai)
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return clk_prepare_enable(dai->clk);
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return 0;
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}
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static void asoc_simple_clk_disable(struct asoc_simple_dai *dai)
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{
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if (dai)
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clk_disable_unprepare(dai->clk);
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}
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int asoc_simple_parse_clk(struct device *dev,
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struct device_node *node,
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struct asoc_simple_dai *simple_dai,
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struct snd_soc_dai_link_component *dlc)
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{
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struct clk *clk;
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u32 val;
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/*
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* Parse dai->sysclk come from "clocks = <&xxx>"
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* (if system has common clock)
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* or "system-clock-frequency = <xxx>"
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* or device's module clock.
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*/
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clk = devm_get_clk_from_child(dev, node, NULL);
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if (!IS_ERR(clk)) {
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simple_dai->sysclk = clk_get_rate(clk);
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simple_dai->clk = clk;
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} else if (!of_property_read_u32(node, "system-clock-frequency", &val)) {
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simple_dai->sysclk = val;
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} else {
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clk = devm_get_clk_from_child(dev, dlc->of_node, NULL);
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if (!IS_ERR(clk))
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simple_dai->sysclk = clk_get_rate(clk);
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}
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if (of_property_read_bool(node, "system-clock-direction-out"))
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simple_dai->clk_direction = SND_SOC_CLOCK_OUT;
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_parse_clk);
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int asoc_simple_startup(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num);
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struct asoc_simple_dai *dai;
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int i1, i2, i;
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int ret;
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for_each_prop_dai_cpu(props, i1, dai) {
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ret = asoc_simple_clk_enable(dai);
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if (ret)
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goto cpu_err;
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}
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for_each_prop_dai_codec(props, i2, dai) {
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ret = asoc_simple_clk_enable(dai);
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if (ret)
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goto codec_err;
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}
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return 0;
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codec_err:
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for_each_prop_dai_codec(props, i, dai) {
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if (i >= i2)
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break;
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asoc_simple_clk_disable(dai);
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}
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cpu_err:
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for_each_prop_dai_cpu(props, i, dai) {
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if (i >= i1)
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break;
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asoc_simple_clk_disable(dai);
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}
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return ret;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_startup);
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void asoc_simple_shutdown(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
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struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
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struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num);
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struct asoc_simple_dai *dai;
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int i;
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if (props->mclk_fs) {
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snd_soc_dai_set_sysclk(codec_dai, 0, 0, SND_SOC_CLOCK_IN);
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snd_soc_dai_set_sysclk(cpu_dai, 0, 0, SND_SOC_CLOCK_OUT);
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}
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for_each_prop_dai_cpu(props, i, dai)
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asoc_simple_clk_disable(dai);
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for_each_prop_dai_codec(props, i, dai)
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asoc_simple_clk_disable(dai);
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}
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EXPORT_SYMBOL_GPL(asoc_simple_shutdown);
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static int asoc_simple_set_clk_rate(struct asoc_simple_dai *simple_dai,
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unsigned long rate)
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{
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if (!simple_dai)
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return 0;
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if (!simple_dai->clk)
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return 0;
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if (clk_get_rate(simple_dai->clk) == rate)
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return 0;
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return clk_set_rate(simple_dai->clk, rate);
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}
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int asoc_simple_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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struct asoc_simple_dai *pdai;
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struct snd_soc_dai *sdai;
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struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num);
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unsigned int mclk, mclk_fs = 0;
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int i, ret;
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if (props->mclk_fs)
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mclk_fs = props->mclk_fs;
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if (mclk_fs) {
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struct snd_soc_component *component;
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mclk = params_rate(params) * mclk_fs;
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for_each_prop_dai_codec(props, i, pdai) {
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ret = asoc_simple_set_clk_rate(pdai, mclk);
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if (ret < 0)
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return ret;
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}
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for_each_prop_dai_cpu(props, i, pdai) {
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ret = asoc_simple_set_clk_rate(pdai, mclk);
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if (ret < 0)
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return ret;
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}
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/* Ensure sysclk is set on all components in case any
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* (such as platform components) are missed by calls to
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* snd_soc_dai_set_sysclk.
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*/
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for_each_rtd_components(rtd, i, component) {
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ret = snd_soc_component_set_sysclk(component, 0, 0,
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mclk, SND_SOC_CLOCK_IN);
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if (ret && ret != -ENOTSUPP)
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return ret;
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}
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for_each_rtd_codec_dais(rtd, i, sdai) {
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ret = snd_soc_dai_set_sysclk(sdai, 0, mclk, SND_SOC_CLOCK_IN);
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if (ret && ret != -ENOTSUPP)
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return ret;
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}
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for_each_rtd_cpu_dais(rtd, i, sdai) {
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ret = snd_soc_dai_set_sysclk(sdai, 0, mclk, SND_SOC_CLOCK_OUT);
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if (ret && ret != -ENOTSUPP)
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return ret;
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}
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}
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_hw_params);
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int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
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struct snd_pcm_hw_params *params)
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{
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struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num);
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asoc_simple_convert_fixup(&dai_props->adata, params);
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_be_hw_params_fixup);
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static int asoc_simple_init_dai(struct snd_soc_dai *dai,
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struct asoc_simple_dai *simple_dai)
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{
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int ret;
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if (!simple_dai)
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return 0;
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if (simple_dai->sysclk) {
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ret = snd_soc_dai_set_sysclk(dai, 0, simple_dai->sysclk,
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simple_dai->clk_direction);
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if (ret && ret != -ENOTSUPP) {
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dev_err(dai->dev, "simple-card: set_sysclk error\n");
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return ret;
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}
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}
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if (simple_dai->slots) {
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ret = snd_soc_dai_set_tdm_slot(dai,
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simple_dai->tx_slot_mask,
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simple_dai->rx_slot_mask,
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simple_dai->slots,
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simple_dai->slot_width);
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if (ret && ret != -ENOTSUPP) {
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dev_err(dai->dev, "simple-card: set_tdm_slot error\n");
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return ret;
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}
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}
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return 0;
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}
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static int asoc_simple_init_dai_link_params(struct snd_soc_pcm_runtime *rtd,
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struct simple_dai_props *dai_props)
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{
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struct snd_soc_dai_link *dai_link = rtd->dai_link;
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struct snd_soc_component *component;
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struct snd_soc_pcm_stream *params;
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struct snd_pcm_hardware hw;
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int i, ret, stream;
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/* Only codecs should have non_legacy_dai_naming set. */
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for_each_rtd_components(rtd, i, component) {
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if (!component->driver->non_legacy_dai_naming)
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return 0;
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}
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/* Assumes the capabilities are the same for all supported streams */
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for_each_pcm_streams(stream) {
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ret = snd_soc_runtime_calc_hw(rtd, &hw, stream);
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if (ret == 0)
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break;
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}
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if (ret < 0) {
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dev_err(rtd->dev, "simple-card: no valid dai_link params\n");
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return ret;
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}
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params = devm_kzalloc(rtd->dev, sizeof(*params), GFP_KERNEL);
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if (!params)
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return -ENOMEM;
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params->formats = hw.formats;
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params->rates = hw.rates;
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params->rate_min = hw.rate_min;
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params->rate_max = hw.rate_max;
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params->channels_min = hw.channels_min;
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params->channels_max = hw.channels_max;
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dai_link->params = params;
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dai_link->num_params = 1;
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return 0;
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}
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int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num);
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struct asoc_simple_dai *dai;
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int i, ret;
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for_each_prop_dai_codec(props, i, dai) {
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ret = asoc_simple_init_dai(asoc_rtd_to_codec(rtd, i), dai);
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if (ret < 0)
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return ret;
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}
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for_each_prop_dai_cpu(props, i, dai) {
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ret = asoc_simple_init_dai(asoc_rtd_to_cpu(rtd, i), dai);
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if (ret < 0)
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return ret;
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}
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ret = asoc_simple_init_dai_link_params(rtd, props);
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if (ret < 0)
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return ret;
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_dai_init);
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void asoc_simple_canonicalize_platform(struct snd_soc_dai_link_component *platforms,
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struct snd_soc_dai_link_component *cpus)
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{
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/* Assumes platform == cpu */
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if (!platforms->of_node)
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platforms->of_node = cpus->of_node;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_canonicalize_platform);
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void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link_component *cpus,
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int is_single_links)
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{
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/*
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* In soc_bind_dai_link() will check cpu name after
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* of_node matching if dai_link has cpu_dai_name.
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* but, it will never match if name was created by
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* fmt_single_name() remove cpu_dai_name if cpu_args
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* was 0. See:
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* fmt_single_name()
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* fmt_multiple_name()
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*/
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if (is_single_links)
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cpus->dai_name = NULL;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_canonicalize_cpu);
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int asoc_simple_clean_reference(struct snd_soc_card *card)
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{
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struct snd_soc_dai_link *dai_link;
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struct snd_soc_dai_link_component *cpu;
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struct snd_soc_dai_link_component *codec;
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int i, j;
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for_each_card_prelinks(card, i, dai_link) {
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for_each_link_cpus(dai_link, j, cpu)
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of_node_put(cpu->of_node);
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for_each_link_codecs(dai_link, j, codec)
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of_node_put(codec->of_node);
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}
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return 0;
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}
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EXPORT_SYMBOL_GPL(asoc_simple_clean_reference);
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int asoc_simple_parse_routing(struct snd_soc_card *card,
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char *prefix)
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{
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struct device_node *node = card->dev->of_node;
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char prop[128];
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if (!prefix)
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prefix = "";
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snprintf(prop, sizeof(prop), "%s%s", prefix, "routing");
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if (!of_property_read_bool(node, prop))
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return 0;
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return snd_soc_of_parse_audio_routing(card, prop);
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}
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EXPORT_SYMBOL_GPL(asoc_simple_parse_routing);
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int asoc_simple_parse_widgets(struct snd_soc_card *card,
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char *prefix)
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{
|
|
struct device_node *node = card->dev->of_node;
|
|
char prop[128];
|
|
|
|
if (!prefix)
|
|
prefix = "";
|
|
|
|
snprintf(prop, sizeof(prop), "%s%s", prefix, "widgets");
|
|
|
|
if (of_property_read_bool(node, prop))
|
|
return snd_soc_of_parse_audio_simple_widgets(card, prop);
|
|
|
|
/* no widgets is not error */
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(asoc_simple_parse_widgets);
|
|
|
|
int asoc_simple_parse_pin_switches(struct snd_soc_card *card,
|
|
char *prefix)
|
|
{
|
|
const unsigned int nb_controls_max = 16;
|
|
const char **strings, *control_name;
|
|
struct snd_kcontrol_new *controls;
|
|
struct device *dev = card->dev;
|
|
unsigned int i, nb_controls;
|
|
char prop[128];
|
|
int ret;
|
|
|
|
if (!prefix)
|
|
prefix = "";
|
|
|
|
snprintf(prop, sizeof(prop), "%s%s", prefix, "pin-switches");
|
|
|
|
if (!of_property_read_bool(dev->of_node, prop))
|
|
return 0;
|
|
|
|
strings = devm_kcalloc(dev, nb_controls_max,
|
|
sizeof(*strings), GFP_KERNEL);
|
|
if (!strings)
|
|
return -ENOMEM;
|
|
|
|
ret = of_property_read_string_array(dev->of_node, prop,
|
|
strings, nb_controls_max);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
nb_controls = (unsigned int)ret;
|
|
|
|
controls = devm_kcalloc(dev, nb_controls,
|
|
sizeof(*controls), GFP_KERNEL);
|
|
if (!controls)
|
|
return -ENOMEM;
|
|
|
|
for (i = 0; i < nb_controls; i++) {
|
|
control_name = devm_kasprintf(dev, GFP_KERNEL,
|
|
"%s Switch", strings[i]);
|
|
if (!control_name)
|
|
return -ENOMEM;
|
|
|
|
controls[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
|
|
controls[i].name = control_name;
|
|
controls[i].info = snd_soc_dapm_info_pin_switch;
|
|
controls[i].get = snd_soc_dapm_get_pin_switch;
|
|
controls[i].put = snd_soc_dapm_put_pin_switch;
|
|
controls[i].private_value = (unsigned long)strings[i];
|
|
}
|
|
|
|
card->controls = controls;
|
|
card->num_controls = nb_controls;
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(asoc_simple_parse_pin_switches);
|
|
|
|
int asoc_simple_init_jack(struct snd_soc_card *card,
|
|
struct asoc_simple_jack *sjack,
|
|
int is_hp, char *prefix,
|
|
char *pin)
|
|
{
|
|
struct device *dev = card->dev;
|
|
enum of_gpio_flags flags;
|
|
char prop[128];
|
|
char *pin_name;
|
|
char *gpio_name;
|
|
int mask;
|
|
int det;
|
|
|
|
if (!prefix)
|
|
prefix = "";
|
|
|
|
sjack->gpio.gpio = -ENOENT;
|
|
|
|
if (is_hp) {
|
|
snprintf(prop, sizeof(prop), "%shp-det-gpio", prefix);
|
|
pin_name = pin ? pin : "Headphones";
|
|
gpio_name = "Headphone detection";
|
|
mask = SND_JACK_HEADPHONE;
|
|
} else {
|
|
snprintf(prop, sizeof(prop), "%smic-det-gpio", prefix);
|
|
pin_name = pin ? pin : "Mic Jack";
|
|
gpio_name = "Mic detection";
|
|
mask = SND_JACK_MICROPHONE;
|
|
}
|
|
|
|
det = of_get_named_gpio_flags(dev->of_node, prop, 0, &flags);
|
|
if (det == -EPROBE_DEFER)
|
|
return -EPROBE_DEFER;
|
|
|
|
if (gpio_is_valid(det)) {
|
|
sjack->pin.pin = pin_name;
|
|
sjack->pin.mask = mask;
|
|
|
|
sjack->gpio.name = gpio_name;
|
|
sjack->gpio.report = mask;
|
|
sjack->gpio.gpio = det;
|
|
sjack->gpio.invert = !!(flags & OF_GPIO_ACTIVE_LOW);
|
|
sjack->gpio.debounce_time = 150;
|
|
|
|
snd_soc_card_jack_new(card, pin_name, mask,
|
|
&sjack->jack,
|
|
&sjack->pin, 1);
|
|
|
|
snd_soc_jack_add_gpios(&sjack->jack, 1,
|
|
&sjack->gpio);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(asoc_simple_init_jack);
|
|
|
|
int asoc_simple_init_priv(struct asoc_simple_priv *priv,
|
|
struct link_info *li)
|
|
{
|
|
struct snd_soc_card *card = simple_priv_to_card(priv);
|
|
struct device *dev = simple_priv_to_dev(priv);
|
|
struct snd_soc_dai_link *dai_link;
|
|
struct simple_dai_props *dai_props;
|
|
struct asoc_simple_dai *dais;
|
|
struct snd_soc_dai_link_component *dlcs;
|
|
struct snd_soc_codec_conf *cconf = NULL;
|
|
int i, dai_num = 0, dlc_num = 0, cnf_num = 0;
|
|
|
|
dai_props = devm_kcalloc(dev, li->link, sizeof(*dai_props), GFP_KERNEL);
|
|
dai_link = devm_kcalloc(dev, li->link, sizeof(*dai_link), GFP_KERNEL);
|
|
if (!dai_props || !dai_link)
|
|
return -ENOMEM;
|
|
|
|
/*
|
|
* dais (= CPU+Codec)
|
|
* dlcs (= CPU+Codec+Platform)
|
|
*/
|
|
for (i = 0; i < li->link; i++) {
|
|
int cc = li->num[i].cpus + li->num[i].codecs;
|
|
|
|
dai_num += cc;
|
|
dlc_num += cc + li->num[i].platforms;
|
|
|
|
if (!li->num[i].cpus)
|
|
cnf_num += li->num[i].codecs;
|
|
}
|
|
|
|
dais = devm_kcalloc(dev, dai_num, sizeof(*dais), GFP_KERNEL);
|
|
dlcs = devm_kcalloc(dev, dlc_num, sizeof(*dlcs), GFP_KERNEL);
|
|
if (!dais || !dlcs)
|
|
return -ENOMEM;
|
|
|
|
if (cnf_num) {
|
|
cconf = devm_kcalloc(dev, cnf_num, sizeof(*cconf), GFP_KERNEL);
|
|
if (!cconf)
|
|
return -ENOMEM;
|
|
}
|
|
|
|
dev_dbg(dev, "link %d, dais %d, ccnf %d\n",
|
|
li->link, dai_num, cnf_num);
|
|
|
|
/* dummy CPU/Codec */
|
|
priv->dummy.of_node = NULL;
|
|
priv->dummy.dai_name = "snd-soc-dummy-dai";
|
|
priv->dummy.name = "snd-soc-dummy";
|
|
|
|
priv->dai_props = dai_props;
|
|
priv->dai_link = dai_link;
|
|
priv->dais = dais;
|
|
priv->dlcs = dlcs;
|
|
priv->codec_conf = cconf;
|
|
|
|
card->dai_link = priv->dai_link;
|
|
card->num_links = li->link;
|
|
card->codec_conf = cconf;
|
|
card->num_configs = cnf_num;
|
|
|
|
for (i = 0; i < li->link; i++) {
|
|
if (li->num[i].cpus) {
|
|
/* Normal CPU */
|
|
dai_props[i].cpus =
|
|
dai_link[i].cpus = dlcs;
|
|
dai_props[i].num.cpus =
|
|
dai_link[i].num_cpus = li->num[i].cpus;
|
|
dai_props[i].cpu_dai = dais;
|
|
|
|
dlcs += li->num[i].cpus;
|
|
dais += li->num[i].cpus;
|
|
} else {
|
|
/* DPCM Be's CPU = dummy */
|
|
dai_props[i].cpus =
|
|
dai_link[i].cpus = &priv->dummy;
|
|
dai_props[i].num.cpus =
|
|
dai_link[i].num_cpus = 1;
|
|
}
|
|
|
|
if (li->num[i].codecs) {
|
|
/* Normal Codec */
|
|
dai_props[i].codecs =
|
|
dai_link[i].codecs = dlcs;
|
|
dai_props[i].num.codecs =
|
|
dai_link[i].num_codecs = li->num[i].codecs;
|
|
dai_props[i].codec_dai = dais;
|
|
|
|
dlcs += li->num[i].codecs;
|
|
dais += li->num[i].codecs;
|
|
|
|
if (!li->num[i].cpus) {
|
|
/* DPCM Be's Codec */
|
|
dai_props[i].codec_conf = cconf;
|
|
cconf += li->num[i].codecs;
|
|
}
|
|
} else {
|
|
/* DPCM Fe's Codec = dummy */
|
|
dai_props[i].codecs =
|
|
dai_link[i].codecs = &priv->dummy;
|
|
dai_props[i].num.codecs =
|
|
dai_link[i].num_codecs = 1;
|
|
}
|
|
|
|
if (li->num[i].platforms) {
|
|
/* Have Platform */
|
|
dai_props[i].platforms =
|
|
dai_link[i].platforms = dlcs;
|
|
dai_props[i].num.platforms =
|
|
dai_link[i].num_platforms = li->num[i].platforms;
|
|
|
|
dlcs += li->num[i].platforms;
|
|
} else {
|
|
/* Doesn't have Platform */
|
|
dai_props[i].platforms =
|
|
dai_link[i].platforms = NULL;
|
|
dai_props[i].num.platforms =
|
|
dai_link[i].num_platforms = 0;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(asoc_simple_init_priv);
|
|
|
|
int asoc_simple_remove(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_card *card = platform_get_drvdata(pdev);
|
|
|
|
return asoc_simple_clean_reference(card);
|
|
}
|
|
EXPORT_SYMBOL_GPL(asoc_simple_remove);
|
|
|
|
int asoc_graph_card_probe(struct snd_soc_card *card)
|
|
{
|
|
struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(card);
|
|
int ret;
|
|
|
|
ret = asoc_simple_init_hp(card, &priv->hp_jack, NULL);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = asoc_simple_init_mic(card, &priv->mic_jack, NULL);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(asoc_graph_card_probe);
|
|
|
|
/* Module information */
|
|
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
|
|
MODULE_DESCRIPTION("ALSA SoC Simple Card Utils");
|
|
MODULE_LICENSE("GPL v2");
|