OpenIPC
/
firmware
mirror of https://github.com/OpenIPC/firmware.git
1
0
Fork 0
Code Activity
firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-sound_soc_sunxi_sunxi...

409 lines
12 KiB
Diff
Raw Blame History

diff -drupN a/sound/soc/sunxi/sunxi-sndahub.c b/sound/soc/sunxi/sunxi-sndahub.c
--- a/sound/soc/sunxi/sunxi-sndahub.c 1970-01-01 03:00:00.000000000 +0300
+++ b/sound/soc/sunxi/sunxi-sndahub.c 2022-06-12 05:28:14.000000000 +0300
@@ -0,0 +1,404 @@
+/*
+ * sound\soc\sunxi\sunxi-sndhub.c
+ * (C) Copyright 2014-2018
+ * Allwinnertech Technology Co., Ltd. <www.allwinnertech.com>
+ * Wolfgang huang <huangjinhui@allwinnertech.com>
+ *
+ * some simple description for this code
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/mutex.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/pcm_params.h>
+#include <sound/soc-dapm.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/delay.h>
+
+#include "sunxi_ahub.h"
+#include "sunxi-pcm.h"
+
+/* Configuration for a stream */
+struct pcm_config {
+ unsigned int channels;
+ unsigned int rate;
+ unsigned format;
+};
+
+#define AHUB_MAX_DEVICE 3
+static struct pcm_config pcm[AHUB_MAX_DEVICE][2];
+
+static int event_bind_id;
+static struct sunxi_hdmi_priv sunxi_ahubhdmi;
+
+static int sunxi_ahubhdmi_set_audio_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ sunxi_ahubhdmi.hdmi_format = ucontrol->value.integer.value[0];
+ return 0;
+}
+
+static int sunxi_ahubhdmi_get_audio_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = sunxi_ahubhdmi.hdmi_format;
+ return 0;
+}
+
+static const char *ahubhdmi_format_function[] = {"null", "pcm", "AC3",
+ "MPEG1", "MP3", "MPEG2", "AAC", "DTS", "ATRAC", "ONE_BIT_AUDIO",
+ "DOLBY_DIGITAL_PLUS", "DTS_HD", "MAT", "WMAPRO"};
+static const struct soc_enum ahubhdmi_format_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(ahubhdmi_format_function),
+ ahubhdmi_format_function),
+};
+
+/* pcm dts ac3 Audio Mode Select */
+static const struct snd_kcontrol_new sunxi_ahubhdmi_controls[] = {
+ SOC_ENUM_EXT("ahub audio format Function", ahubhdmi_format_enum[0],
+ sunxi_ahubhdmi_get_audio_mode, sunxi_ahubhdmi_set_audio_mode),
+};
+
+
+
+static int sunxi_ahub_netlink_event(struct snd_soc_dapm_widget *w,
+ int stream, int event)
+{
+ struct snd_soc_card *card = w->dapm->card;
+ struct snd_soc_pcm_runtime *rtd;
+ struct snd_soc_dai *codec_dai;
+ int opt_open;
+
+ list_for_each_entry (rtd, &card->rtd_list, list) {
+ if (rtd->codec_dai->id == event_bind_id)
+ break;
+ }
+ codec_dai = rtd->codec_dai;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ opt_open = 1;
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ opt_open = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* FIXME, as for AudioHub designed has three runtime, those runtime will
+ * done it mess for some complex usage. so we just make sure allthing
+ * work fine, we cut down diff sample rate playback or capture
+ * do it at one time
+ */
+
+ sunxi_netlink_printd("sunxi ahub event :%s : %ld :config=%ld/%ld/%ld/\n",
+ w->name, (unsigned long)opt_open,
+ (unsigned long)pcm[codec_dai->id][stream].channels,
+ (unsigned long)pcm[codec_dai->id][stream].rate,
+ (unsigned long)pcm[codec_dai->id][stream].format);
+
+ return 0;
+}
+
+static int sunxi_ahub_playback_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ return sunxi_ahub_netlink_event(w, 0, event);
+}
+
+static int sunxi_ahub_capture_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ return sunxi_ahub_netlink_event(w, 1, event);
+}
+
+static const struct snd_kcontrol_new sunxi_ahub_card_controls[] = {
+ SOC_DAPM_PIN_SWITCH("I2S0IN"),
+ SOC_DAPM_PIN_SWITCH("I2S0OUT"),
+ SOC_DAPM_PIN_SWITCH("I2S1IN"),
+ SOC_DAPM_PIN_SWITCH("I2S1OUT"),
+ SOC_DAPM_PIN_SWITCH("I2S2IN"),
+ SOC_DAPM_PIN_SWITCH("I2S2OUT"),
+ SOC_DAPM_PIN_SWITCH("I2S3IN"),
+ SOC_DAPM_PIN_SWITCH("I2S3OUT"),
+ SOC_DAPM_PIN_SWITCH("DAM0IN"),
+ SOC_DAPM_PIN_SWITCH("DAM1IN"),
+ SOC_DAPM_PIN_SWITCH("DAM0OUT"),
+ SOC_DAPM_PIN_SWITCH("DAM1OUT"),
+};
+
+/* the input & output dir depends on view of audio hub */
+static const struct snd_soc_dapm_widget sunxi_ahub_card_dapm_widgets[] = {
+ SND_SOC_DAPM_LINE("I2S0IN", sunxi_ahub_capture_event),
+ SND_SOC_DAPM_LINE("I2S0OUT", sunxi_ahub_playback_event),
+ SND_SOC_DAPM_LINE("I2S1IN", sunxi_ahub_capture_event),
+ SND_SOC_DAPM_LINE("I2S1OUT", sunxi_ahub_playback_event),
+ SND_SOC_DAPM_LINE("I2S2IN", sunxi_ahub_capture_event),
+ SND_SOC_DAPM_LINE("I2S2OUT", sunxi_ahub_playback_event),
+ SND_SOC_DAPM_LINE("I2S3IN", sunxi_ahub_capture_event),
+ SND_SOC_DAPM_LINE("I2S3OUT", sunxi_ahub_playback_event),
+ SND_SOC_DAPM_LINE("DAM0IN", NULL),
+ SND_SOC_DAPM_LINE("DAM1IN", NULL),
+ SND_SOC_DAPM_LINE("DAM0OUT", NULL),
+ SND_SOC_DAPM_LINE("DAM1OUT", NULL),
+};
+
+/* the input & output dir depends on view of audio hub */
+static const struct snd_soc_dapm_route sunxi_ahub_card_routes[] = {
+ {"I2S0 DAC", NULL, "I2S0IN"},
+ {"I2S1 DAC", NULL, "I2S1IN"},
+ {"I2S2 DAC", NULL, "I2S2IN"},
+ {"I2S3 DAC", NULL, "I2S3IN"},
+ {"I2S0OUT", NULL, "I2S0 ADC"},
+ {"I2S1OUT", NULL, "I2S1 ADC"},
+ {"I2S2OUT", NULL, "I2S2 ADC"},
+ {"I2S3OUT", NULL, "I2S3 ADC"},
+ {"DAM0 INPUT", NULL, "DAM0IN"},
+ {"DAM1 INPUT", NULL, "DAM1IN"},
+ {"DAM0OUT", NULL, "DAM0 OUTPUT"},
+ {"DAM1OUT", NULL, "DAM1 OUTPUT"},
+};
+
+static int sunxi_ahub_card_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+
+ snd_soc_dapm_disable_pin(dapm, "I2S0IN");
+ snd_soc_dapm_disable_pin(dapm, "I2S0OUT");
+ snd_soc_dapm_disable_pin(dapm, "I2S1IN");
+ snd_soc_dapm_disable_pin(dapm, "I2S1OUT");
+ snd_soc_dapm_disable_pin(dapm, "I2S2IN");
+ snd_soc_dapm_disable_pin(dapm, "I2S2OUT");
+ snd_soc_dapm_disable_pin(dapm, "I2S3IN");
+ snd_soc_dapm_disable_pin(dapm, "I2S3OUT");
+ snd_soc_dapm_disable_pin(dapm, "DAM0IN");
+ snd_soc_dapm_disable_pin(dapm, "DAM1IN");
+ snd_soc_dapm_disable_pin(dapm, "DAM0OUT");
+ snd_soc_dapm_disable_pin(dapm, "DAM1OUT");
+
+ snd_soc_dapm_sync(dapm);
+ return 0;
+}
+
+static int sunxi_sndahub_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ struct snd_soc_card *card = rtd->card;
+ unsigned int freq;
+ int ret;
+
+ switch (params_rate(params)) {
+ case 8000:
+ case 16000:
+ case 32000:
+ case 64000:
+ case 128000:
+ case 12000:
+ case 24000:
+ case 48000:
+ case 96000:
+ case 192000:
+#ifdef CONFIG_AHUB_FREQ_REQ
+ freq = 98304000;
+#else
+ freq = 24576000;
+#endif
+ break;
+ case 11025:
+ case 22050:
+ case 44100:
+ case 88200:
+ case 176400:
+#ifdef CONFIG_AHUB_FREQ_REQ
+ freq = 90316800;
+#else
+ freq = 22579200;
+#endif
+ break;
+ default:
+ dev_err(card->dev, "unsupport freq\n");
+ return -EINVAL;
+ }
+
+ /*set system clock source freq and set the mode as i2s0 or pcm*/
+ ret = snd_soc_dai_set_sysclk(codec_dai, 0, freq, 0);
+ if (ret < 0)
+ return ret;
+
+ /*FIXME used for event send to observer process */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ pcm[codec_dai->id][0].channels = params_channels(params);
+ pcm[codec_dai->id][0].rate = params_rate(params);
+ /* for HDMI raw_data, no residue mode, just make it double */
+ if (sunxi_ahub_get_rawflag() > 1)
+ pcm[codec_dai->id][0].format = SNDRV_PCM_FORMAT_S32_LE;
+ else
+ pcm[codec_dai->id][0].format = params_format(params);
+ } else {
+ pcm[codec_dai->id][1].channels = params_channels(params);
+ pcm[codec_dai->id][1].rate = params_rate(params);
+ if (sunxi_ahub_get_rawflag() > 1)
+ pcm[codec_dai->id][1].format = SNDRV_PCM_FORMAT_S32_LE;
+ else
+ pcm[codec_dai->id][1].format = params_format(params);
+ }
+
+ event_bind_id = codec_dai->id;
+
+ return 0;
+}
+
+static int sunxi_ahubhdmi_probe(struct snd_soc_card *card)
+{
+ int ret;
+
+ ret = snd_soc_add_card_controls(card, sunxi_ahubhdmi_controls,
+ ARRAY_SIZE(sunxi_ahubhdmi_controls));
+ if (ret)
+ dev_warn(card->dev, "Failed to register hdmi mode kcontrol\n");
+ return 0;
+}
+
+
+static struct snd_soc_ops sunxi_sndahub_ops = {
+ .hw_params = sunxi_sndahub_hw_params,
+};
+
+static struct snd_soc_dai_link sunxi_sndahub_dai_link[] = {
+ {
+ .name = "Primary",
+ .stream_name = "Media Stream",
+ .codec_dai_name = "sunxi-ahub-aif1",
+ .init = sunxi_ahub_card_init,
+ .ops = &sunxi_sndahub_ops,
+ },
+ {
+ .name = "Sec",
+ .stream_name = "System Stream",
+ .codec_dai_name = "sunxi-ahub-aif2",
+ .ops = &sunxi_sndahub_ops,
+ },
+ {
+ .name = "Thr",
+ .stream_name = "Accompany Stream",
+ .codec_dai_name = "sunxi-ahub-aif3",
+ .ops = &sunxi_sndahub_ops,
+ },
+};
+
+static struct snd_soc_card snd_soc_sunxi_sndahub = {
+ .name = "sndahub",
+ .owner = THIS_MODULE,
+ .controls = sunxi_ahub_card_controls,
+ .num_controls = ARRAY_SIZE(sunxi_ahub_card_controls),
+ .probe = sunxi_ahubhdmi_probe,
+ .dapm_widgets = sunxi_ahub_card_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(sunxi_ahub_card_dapm_widgets),
+ .dapm_routes = sunxi_ahub_card_routes,
+ .num_dapm_routes = ARRAY_SIZE(sunxi_ahub_card_routes),
+ .dai_link = sunxi_sndahub_dai_link,
+ .num_links = ARRAY_SIZE(sunxi_sndahub_dai_link),
+};
+
+static int sunxi_sndahub_dev_probe(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = &snd_soc_sunxi_sndahub;
+ struct device_node *np = pdev->dev.of_node;
+ int ret;
+ int i;
+
+ card->dev = &pdev->dev;
+
+ sunxi_sndahub_dai_link[0].cpu_dai_name = NULL;
+ sunxi_sndahub_dai_link[0].cpu_of_node = of_parse_phandle(np,
+ "sunxi,cpudai-controller0", 0);
+ if (!sunxi_sndahub_dai_link[0].cpu_of_node) {
+ dev_err(&pdev->dev, "Property 'sunxi,cpudai-controller0' missing or invalid\n");
+ return -EINVAL;
+ } else {
+ sunxi_sndahub_dai_link[0].platform_name = NULL;
+ sunxi_sndahub_dai_link[0].platform_of_node =
+ sunxi_sndahub_dai_link[0].cpu_of_node;
+ }
+
+ sunxi_sndahub_dai_link[1].cpu_dai_name = NULL;
+ sunxi_sndahub_dai_link[1].cpu_of_node = of_parse_phandle(np,
+ "sunxi,cpudai-controller1", 0);
+ if (!sunxi_sndahub_dai_link[1].cpu_of_node) {
+ dev_err(&pdev->dev, "Property 'sunxi,cpudai-controller1' missing or invalid\n");
+ return -EINVAL;
+ } else {
+ sunxi_sndahub_dai_link[1].platform_name = NULL;
+ sunxi_sndahub_dai_link[1].platform_of_node =
+ sunxi_sndahub_dai_link[1].cpu_of_node;
+ }
+
+ sunxi_sndahub_dai_link[2].cpu_dai_name = NULL;
+ sunxi_sndahub_dai_link[2].cpu_of_node = of_parse_phandle(np,
+ "sunxi,cpudai-controller2", 0);
+ if (!sunxi_sndahub_dai_link[2].cpu_of_node) {
+ dev_err(&pdev->dev, "Property 'sunxi,cpudai-controller0' missing or invalid\n");
+ return -EINVAL;
+ } else {
+ sunxi_sndahub_dai_link[2].platform_name = NULL;
+ sunxi_sndahub_dai_link[2].platform_of_node =
+ sunxi_sndahub_dai_link[2].cpu_of_node;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(sunxi_sndahub_dai_link); i++) {
+ sunxi_sndahub_dai_link[i].codec_name = NULL;
+ sunxi_sndahub_dai_link[i].codec_of_node = of_parse_phandle(np,
+ "sunxi,audio-codec", 0);
+ }
+
+ snd_soc_card_set_drvdata(card, &sunxi_ahubhdmi);
+ ret = snd_soc_register_card(card);
+ if (ret) {
+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
+ ret);
+ }
+ return ret;
+}
+
+static int __exit sunxi_sndahub_dev_remove(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_card(card);
+ return 0;
+}
+
+static const struct of_device_id sunxi_ahub_of_match[] = {
+ { .compatible = "allwinner,sunxi-ahub-machine", },
+ {},
+};
+
+static struct platform_driver sunxi_ahubaudio_driver = {
+ .driver = {
+ .name = "sndahub",
+ .owner = THIS_MODULE,
+ .of_match_table = sunxi_ahub_of_match,
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = sunxi_sndahub_dev_probe,
+ .remove = __exit_p(sunxi_sndahub_dev_remove),
+};
+
+module_platform_driver(sunxi_ahubaudio_driver);
+
+MODULE_AUTHOR("wolfgang huang <huangjinhui@allwinnertech.com>");
+MODULE_DESCRIPTION("SUNXI Audio Hub ASoC Machine driver");
+MODULE_LICENSE("GPL");
View Git Blame Copy Permalink