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Diffstat (limited to 'sound/soc/qcom/sc7180.c')
-rw-r--r--sound/soc/qcom/sc7180.c195
1 files changed, 173 insertions, 22 deletions
diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c
index 8e433e309f77..b0320a74d508 100644
--- a/sound/soc/qcom/sc7180.c
+++ b/sound/soc/qcom/sc7180.c
@@ -5,6 +5,7 @@
// sc7180.c -- ALSA SoC Machine driver for SC7180
#include <dt-bindings/sound/sc7180-lpass.h>
+#include <dt-bindings/sound/qcom,q6afe.h>
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
@@ -19,8 +20,10 @@
#include "../codecs/rt5682.h"
#include "../codecs/rt5682s.h"
#include "common.h"
+#include "qdsp6/q6afe.h"
#define DEFAULT_MCLK_RATE 19200000
+#define MI2S_BCLK_RATE 1536000
#define RT5682_PLL1_FREQ (48000 * 512)
#define DRIVER_NAME "SC7180"
@@ -133,12 +136,28 @@ static int sc7180_init(struct snd_soc_pcm_runtime *rtd)
return 0;
}
-static int sc7180_snd_startup(struct snd_pcm_substream *substream)
+static int sc7180_qdsp_init(struct snd_soc_pcm_runtime *rtd)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_card *card = rtd->card;
- struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+
+ switch (cpu_dai->id) {
+ case PRIMARY_MI2S_RX:
+ return sc7180_headset_init(rtd);
+ case PRIMARY_MI2S_TX:
+ case TERTIARY_MI2S_RX:
+ return 0;
+ case DISPLAY_PORT_RX:
+ return sc7180_hdmi_init(rtd);
+ default:
+ dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+ cpu_dai->id);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int sc7180_startup_realtek_codec(struct snd_soc_pcm_runtime *rtd)
+{
struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
int pll_id, pll_source, pll_in, pll_out, clk_id, ret;
@@ -154,8 +173,40 @@ static int sc7180_snd_startup(struct snd_pcm_substream *substream)
clk_id = RT5682S_SCLK_S_PLL2;
pll_out = RT5682_PLL1_FREQ;
pll_in = DEFAULT_MCLK_RATE;
+ } else {
+ return 0;
+ }
+ snd_soc_dai_set_fmt(codec_dai,
+ SND_SOC_DAIFMT_BC_FC |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_I2S);
+
+ /* Configure PLL1 for codec */
+ ret = snd_soc_dai_set_pll(codec_dai, pll_id, pll_source,
+ pll_in, pll_out);
+ if (ret) {
+ dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
+ return ret;
}
+ /* Configure sysclk for codec */
+ ret = snd_soc_dai_set_sysclk(codec_dai, clk_id, pll_out,
+ SND_SOC_CLOCK_IN);
+ if (ret)
+ dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n",
+ ret);
+
+ return ret;
+}
+
+static int sc7180_snd_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_card *card = rtd->card;
+ struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+ int ret;
+
switch (cpu_dai->id) {
case MI2S_PRIMARY:
if (++data->pri_mi2s_clk_count == 1) {
@@ -165,30 +216,66 @@ static int sc7180_snd_startup(struct snd_pcm_substream *substream)
SNDRV_PCM_STREAM_PLAYBACK);
}
- snd_soc_dai_set_fmt(codec_dai,
- SND_SOC_DAIFMT_BC_FC |
- SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_I2S);
-
- /* Configure PLL1 for codec */
- ret = snd_soc_dai_set_pll(codec_dai, pll_id, pll_source,
- pll_in, pll_out);
- if (ret) {
- dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
+ ret = sc7180_startup_realtek_codec(rtd);
+ if (ret)
return ret;
+
+ break;
+ case MI2S_SECONDARY:
+ break;
+ case LPASS_DP_RX:
+ break;
+ default:
+ dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+ cpu_dai->id);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int sc7180_qdsp_snd_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_card *card = rtd->card;
+ struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+ struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
+ int ret;
+
+ switch (cpu_dai->id) {
+ case PRIMARY_MI2S_RX:
+ case PRIMARY_MI2S_TX:
+ if (++data->pri_mi2s_clk_count == 1) {
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_MCLK_1,
+ DEFAULT_MCLK_RATE,
+ SNDRV_PCM_STREAM_PLAYBACK);
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_PRI_MI2S_IBIT,
+ MI2S_BCLK_RATE,
+ SNDRV_PCM_STREAM_PLAYBACK);
}
- /* Configure sysclk for codec */
- ret = snd_soc_dai_set_sysclk(codec_dai, clk_id, pll_out,
- SND_SOC_CLOCK_IN);
+ snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_BP_FP);
+
+ ret = sc7180_startup_realtek_codec(rtd);
if (ret)
- dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n",
- ret);
+ return ret;
break;
- case MI2S_SECONDARY:
+ case TERTIARY_MI2S_RX:
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_TER_MI2S_IBIT,
+ MI2S_BCLK_RATE,
+ SNDRV_PCM_STREAM_PLAYBACK);
+
+ snd_soc_dai_set_fmt(codec_dai,
+ SND_SOC_DAIFMT_BC_FC |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_I2S);
+ snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_BP_FP);
break;
- case LPASS_DP_RX:
+ case DISPLAY_PORT_RX:
break;
default:
dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
@@ -246,6 +333,42 @@ static void sc7180_snd_shutdown(struct snd_pcm_substream *substream)
}
}
+static void sc7180_qdsp_snd_shutdown(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_card *card = rtd->card;
+ struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card);
+ struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
+
+ switch (cpu_dai->id) {
+ case PRIMARY_MI2S_RX:
+ case PRIMARY_MI2S_TX:
+ if (--data->pri_mi2s_clk_count == 0) {
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_MCLK_1,
+ 0,
+ SNDRV_PCM_STREAM_PLAYBACK);
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_PRI_MI2S_IBIT,
+ 0,
+ SNDRV_PCM_STREAM_PLAYBACK);
+ }
+ break;
+ case TERTIARY_MI2S_RX:
+ snd_soc_dai_set_sysclk(cpu_dai,
+ Q6AFE_LPASS_CLK_ID_TER_MI2S_IBIT,
+ 0,
+ SNDRV_PCM_STREAM_PLAYBACK);
+ break;
+ case DISPLAY_PORT_RX:
+ break;
+ default:
+ dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
+ cpu_dai->id);
+ break;
+ }
+}
+
static int sc7180_adau7002_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
@@ -294,11 +417,30 @@ static int sc7180_adau7002_snd_startup(struct snd_pcm_substream *substream)
return 0;
}
+static int sc7180_qdsp_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = 2;
+
+ return 0;
+}
+
static const struct snd_soc_ops sc7180_ops = {
.startup = sc7180_snd_startup,
.shutdown = sc7180_snd_shutdown,
};
+static const struct snd_soc_ops sc7180_qdsp_ops = {
+ .startup = sc7180_qdsp_snd_startup,
+ .shutdown = sc7180_qdsp_snd_shutdown,
+};
+
static const struct snd_soc_ops sc7180_adau7002_ops = {
.startup = sc7180_adau7002_snd_startup,
};
@@ -354,7 +496,7 @@ static int sc7180_snd_platform_probe(struct platform_device *pdev)
struct snd_soc_dai_link *link;
int ret;
int i;
- bool no_headphone = false;
+ bool qdsp = false, no_headphone = false;
/* Allocate the private data */
data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
@@ -390,6 +532,8 @@ static int sc7180_snd_platform_probe(struct platform_device *pdev)
no_headphone = true;
card->dapm_widgets = sc7180_adau7002_snd_widgets;
card->num_dapm_widgets = ARRAY_SIZE(sc7180_adau7002_snd_widgets);
+ } else if (of_device_is_compatible(dev->of_node, "qcom,sc7180-qdsp6-sndcard")) {
+ qdsp = true;
}
ret = qcom_snd_parse_of(card);
@@ -400,6 +544,12 @@ static int sc7180_snd_platform_probe(struct platform_device *pdev)
if (no_headphone) {
link->ops = &sc7180_adau7002_ops;
link->init = sc7180_adau7002_init;
+ } else if (qdsp) {
+ if (link->no_pcm == 1) {
+ link->ops = &sc7180_qdsp_ops;
+ link->be_hw_params_fixup = sc7180_qdsp_be_hw_params_fixup;
+ link->init = sc7180_qdsp_init;
+ }
} else {
link->ops = &sc7180_ops;
link->init = sc7180_init;
@@ -412,6 +562,7 @@ static int sc7180_snd_platform_probe(struct platform_device *pdev)
static const struct of_device_id sc7180_snd_device_id[] = {
{.compatible = "google,sc7180-trogdor"},
{.compatible = "google,sc7180-coachz"},
+ {.compatible = "qcom,sc7180-qdsp6-sndcard"},
{},
};
MODULE_DEVICE_TABLE(of, sc7180_snd_device_id);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-08 07:04:14 +0000