Il 26/06/23 04:34, Maso Huang ha scritto:
Add mt7986 etdm dai driver support.
Signed-off-by: Maso Huang maso.huang@mediatek.com
sound/soc/mediatek/mt7986/mt7986-dai-etdm.c | 421 ++++++++++++++++++++ 1 file changed, 421 insertions(+) create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
diff --git a/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c new file mode 100644 index 000000000000..672deb59ea46 --- /dev/null +++ b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c @@ -0,0 +1,421 @@ +// SPDX-License-Identifier: GPL-2.0 +/*
- MediaTek ALSA SoC Audio DAI eTDM Control
- Copyright (c) 2021 MediaTek Inc.
- Author: Vic Wu vic.wu@mediatek.com
Maso Huang <maso.huang@mediatek.com>- */
+#include <linux/bitops.h> +#include <linux/regmap.h> +#include <sound/pcm_params.h> +#include "mt7986-afe-clk.h" +#include "mt7986-afe-common.h" +#include "mt7986-reg.h"
+enum {
- HOPPING_CLK = 0,
- APLL_CLK = 1,
+};
+enum {
- MTK_DAI_ETDM_FORMAT_I2S = 0,
- MTK_DAI_ETDM_FORMAT_DSPA = 4,
- MTK_DAI_ETDM_FORMAT_DSPB = 5,
+};
+enum {
- ETDM_IN5 = 2,
- ETDM_OUT5 = 10,
+};
+enum {
- MTK_ETDM_RATE_8K = 0,
- MTK_ETDM_RATE_12K = 1,
- MTK_ETDM_RATE_16K = 2,
- MTK_ETDM_RATE_24K = 3,
- MTK_ETDM_RATE_32K = 4,
- MTK_ETDM_RATE_48K = 5,
- MTK_ETDM_RATE_96K = 7,
- MTK_ETDM_RATE_192K = 9,
- MTK_ETDM_RATE_11K = 16,
- MTK_ETDM_RATE_22K = 17,
- MTK_ETDM_RATE_44K = 18,
- MTK_ETDM_RATE_88K = 19,
- MTK_ETDM_RATE_176K = 20,
+};
+struct mtk_dai_etdm_priv {
- bool bck_inv;
- bool lrck_inv;
- bool slave_mode;
- unsigned int format;
+};
+static unsigned int mt7986_etdm_rate_transform(struct device *dev,
unsigned int rate)
Please either fix indentation or just do it in one line, 86 columns are ok.
+{
- switch (rate) {
- case 8000:
return MTK_ETDM_RATE_8K;- case 11025:
return MTK_ETDM_RATE_11K;- case 12000:
return MTK_ETDM_RATE_12K;- case 16000:
return MTK_ETDM_RATE_16K;- case 22050:
return MTK_ETDM_RATE_22K;- case 24000:
return MTK_ETDM_RATE_24K;- case 32000:
return MTK_ETDM_RATE_32K;- case 44100:
return MTK_ETDM_RATE_44K;- case 48000:
return MTK_ETDM_RATE_48K;- case 88200:
return MTK_ETDM_RATE_88K;- case 96000:
return MTK_ETDM_RATE_96K;- case 176400:
return MTK_ETDM_RATE_176K;- case 192000:
return MTK_ETDM_RATE_192K;- default:
dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
s/use/using/g
__func__, rate, MTK_ETDM_RATE_48K);return MTK_ETDM_RATE_48K;- }
+}
+static int get_etdm_wlen(unsigned int bitwidth) +{
- return bitwidth <= 16 ? 16 : 32;
+}
+/* dai component */ +/* interconnection */
+static const struct snd_kcontrol_new o124_mix[] = {
- SOC_DAPM_SINGLE_AUTODISABLE("I032_Switch", AFE_CONN124_1, 0, 1, 0),
+};
+static const struct snd_kcontrol_new o125_mix[] = {
- SOC_DAPM_SINGLE_AUTODISABLE("I033_Switch", AFE_CONN125_1, 1, 1, 0),
+};
+static const struct snd_soc_dapm_widget mtk_dai_etdm_widgets[] = {
- /* DL */
- SND_SOC_DAPM_MIXER("I150", SND_SOC_NOPM, 0, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("I151", SND_SOC_NOPM, 0, 0, NULL, 0),
- /* UL */
- SND_SOC_DAPM_MIXER("O124", SND_SOC_NOPM, 0, 0,
o124_mix, ARRAY_SIZE(o124_mix)),
Fits in one line.
- SND_SOC_DAPM_MIXER("O125", SND_SOC_NOPM, 0, 0,
o125_mix, ARRAY_SIZE(o125_mix)),
This one too.
+};
+static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
- {"I150", NULL, "ETDM Capture"},
- {"I151", NULL, "ETDM Capture"},
- {"ETDM Playback", NULL, "O124"},
- {"ETDM Playback", NULL, "O125"},
- {"O124", "I032_Switch", "I032"},
- {"O125", "I033_Switch", "I033"},
+};
+/* dai ops */ +static int mtk_dai_etdm_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)+{
- struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- mt7986_afe_enable_clock(afe);
- regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
0);- regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
0);
Both do fit in one line (and others in this file).
After fixing that,
Reviewed-by: AngeloGioacchino Del Regno angelogioacchino.delregno@collabora.com