#define ENUM_TO_STR(x) #x
enum {
+ SUPPLY_SEQ_ETDM_MCLK,
+ SUPPLY_SEQ_ETDM_CG,
+ SUPPLY_SEQ_DPTX_EN,
+ SUPPLY_SEQ_ETDM_EN,
+};
+
+enum {
MTK_DAI_ETDM_FORMAT_I2S = 0,
MTK_DAI_ETDM_FORMAT_LJ,
MTK_DAI_ETDM_FORMAT_RJ,
};
struct mtk_dai_etdm_priv {
- unsigned int clock_mode;
unsigned int data_mode;
bool slave_mode;
bool lrck_inv;
unsigned int cowork_slv_count;
int cowork_slv_id[MT8188_AFE_IO_ETDM_NUM - 1]; //dai_id
bool in_disable_ch[MT8188_ETDM_MAX_CHANNELS];
- unsigned int en_ref_cnt;
- bool is_prepared;
};
static const struct mtk_dai_etdm_rate mt8188_etdm_rates[] = {
}
}
+static int get_etdm_id_by_name(struct mtk_base_afe *afe,
+ const char *name)
+{
+ if (!strncmp(name, "ETDM1_IN", strlen("ETDM1_IN")))
+ return MT8188_AFE_IO_ETDM1_IN;
+ else if (!strncmp(name, "ETDM2_IN", strlen("ETDM2_IN")))
+ return MT8188_AFE_IO_ETDM2_IN;
+ else if (!strncmp(name, "ETDM1_OUT", strlen("ETDM1_OUT")))
+ return MT8188_AFE_IO_ETDM1_OUT;
+ else if (!strncmp(name, "ETDM2_OUT", strlen("ETDM2_OUT")))
+ return MT8188_AFE_IO_ETDM2_OUT;
+ else
+ return -EINVAL;
+}
+
+static struct mtk_dai_etdm_priv *get_etdm_priv_by_name(struct mtk_base_afe *afe,
+ const char *name)
+{
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ int dai_id = get_etdm_id_by_name(afe, name);
+
+ if (dai_id < MT8188_AFE_IO_ETDM_START ||
+ dai_id >= MT8188_AFE_IO_ETDM_END)
+ return NULL;
+
+ return afe_priv->dai_priv[dai_id];
+}
+
static int mtk_dai_etdm_enable_mclk(struct mtk_base_afe *afe, int dai_id)
{
struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_etdm_priv *etdm_data;
+ struct etdm_con_reg etdm_reg;
+ unsigned int val = 0;
+ unsigned int mask;
+ int clkmux_id = mtk_dai_etdm_get_clk_id_by_dai_id(dai_id);
int clkdiv_id = mtk_dai_etdm_get_clkdiv_id_by_dai_id(dai_id);
+ int apll_clk_id;
+ int apll;
+ int ret;
+
+ if (!is_valid_etdm_dai(dai_id))
+ return -EINVAL;
+ etdm_data = afe_priv->dai_priv[dai_id];
- if (clkdiv_id < 0)
+ apll = etdm_data->mclk_apll;
+ apll_clk_id = mt8188_afe_get_mclk_source_clk_id(apll);
+
+ if (clkmux_id < 0 || clkdiv_id < 0)
return -EINVAL;
+ if (apll_clk_id < 0)
+ return apll_clk_id;
+
+ ret = get_etdm_reg(dai_id, &etdm_reg);
+ if (ret < 0)
+ return ret;
+
+ mask = ETDM_CON1_MCLK_OUTPUT;
+ if (etdm_data->mclk_dir == SND_SOC_CLOCK_OUT)
+ val = ETDM_CON1_MCLK_OUTPUT;
+ regmap_update_bits(afe->regmap, etdm_reg.con1, mask, val);
+
+ /* enable parent clock before select apll*/
+ mt8188_afe_enable_clk(afe, afe_priv->clk[clkmux_id]);
+
+ /* select apll */
+ ret = mt8188_afe_set_clk_parent(afe, afe_priv->clk[clkmux_id],
+ afe_priv->clk[apll_clk_id]);
+ if (ret)
+ return ret;
+
+ /* set rate */
+ ret = mt8188_afe_set_clk_rate(afe, afe_priv->clk[clkdiv_id],
+ etdm_data->mclk_freq);
+
mt8188_afe_enable_clk(afe, afe_priv->clk[clkdiv_id]);
return 0;
static int mtk_dai_etdm_disable_mclk(struct mtk_base_afe *afe, int dai_id)
{
struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ int clkmux_id = mtk_dai_etdm_get_clk_id_by_dai_id(dai_id);
int clkdiv_id = mtk_dai_etdm_get_clkdiv_id_by_dai_id(dai_id);
- if (clkdiv_id < 0)
+ if (clkmux_id < 0 || clkdiv_id < 0)
return -EINVAL;
mt8188_afe_disable_clk(afe, afe_priv->clk[clkdiv_id]);
+ mt8188_afe_disable_clk(afe, afe_priv->clk[clkmux_id]);
+
+ return 0;
+}
+
+static int mtk_etdm_mclk_connect(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_dapm_widget *w = sink;
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_etdm_priv *etdm_priv;
+ int mclk_id;
+
+ mclk_id = get_etdm_id_by_name(afe, source->name);
+ if (mclk_id < 0) {
+ dev_dbg(afe->dev, "mclk_id < 0\n");
+ return 0;
+ }
+
+ etdm_priv = get_etdm_priv_by_name(afe, w->name);
+ if (!etdm_priv) {
+ dev_dbg(afe->dev, "etdm_priv == NULL\n");
+ return 0;
+ }
+
+ if (get_etdm_id_by_name(afe, sink->name) == mclk_id)
+ return !!(etdm_priv->mclk_freq > 0);
+
+ if (etdm_priv->cowork_source_id == mclk_id) {
+ etdm_priv = afe_priv->dai_priv[mclk_id];
+ return !!(etdm_priv->mclk_freq > 0);
+ }
+
+ return 0;
+}
+
+static int mtk_etdm_cowork_connect(struct snd_soc_dapm_widget *source,
+ struct snd_soc_dapm_widget *sink)
+{
+ struct snd_soc_dapm_widget *w = sink;
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ struct mtk_dai_etdm_priv *etdm_priv;
+ int source_id;
+ int i;
+
+ source_id = get_etdm_id_by_name(afe, source->name);
+ if (source_id < 0) {
+ dev_dbg(afe->dev, "%s() source_id < 0\n", __func__);
+ return 0;
+ }
+
+ etdm_priv = get_etdm_priv_by_name(afe, w->name);
+ if (!etdm_priv) {
+ dev_dbg(afe->dev, "%s() etdm_priv == NULL\n", __func__);
+ return 0;
+ }
+
+ if (etdm_priv->cowork_source_id != COWORK_ETDM_NONE) {
+ if (etdm_priv->cowork_source_id == source_id)
+ return 1;
+
+ etdm_priv = afe_priv->dai_priv[etdm_priv->cowork_source_id];
+ for (i = 0; i < etdm_priv->cowork_slv_count; i++) {
+ if (etdm_priv->cowork_slv_id[i] == source_id)
+ return 1;
+ }
+ } else {
+ for (i = 0; i < etdm_priv->cowork_slv_count; i++) {
+ if (etdm_priv->cowork_slv_id[i] == source_id)
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static int mtk_etdm_mclk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ int mclk_id = get_etdm_id_by_name(afe, w->name);
+
+ if (mclk_id < 0) {
+ dev_dbg(afe->dev, "%s() mclk_id < 0\n", __func__);
+ return 0;
+ }
+
+ dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ mtk_dai_etdm_enable_mclk(afe, mclk_id);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ mtk_dai_etdm_disable_mclk(afe, mclk_id);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int mtk_dptx_mclk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+
+ dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ mtk_dai_etdm_enable_mclk(afe, MT8188_AFE_IO_DPTX);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ mtk_dai_etdm_disable_mclk(afe, MT8188_AFE_IO_DPTX);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int mtk_etdm_cg_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+ int etdm_id;
+ int cg_id;
+
+ etdm_id = get_etdm_id_by_name(afe, w->name);
+ if (etdm_id < 0) {
+ dev_dbg(afe->dev, "%s() etdm_id < 0\n", __func__);
+ return 0;
+ }
+
+ cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(etdm_id);
+ if (cg_id < 0) {
+ dev_dbg(afe->dev, "%s() cg_id < 0\n", __func__);
+ return 0;
+ }
+
+ dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ mt8188_afe_enable_clk(afe, afe_priv->clk[cg_id]);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ mt8188_afe_disable_clk(afe, afe_priv->clk[cg_id]);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int mtk_etdm3_cg_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol,
+ int event)
+{
+ struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+ struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
+ struct mt8188_afe_private *afe_priv = afe->platform_priv;
+
+ dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x\n",
+ __func__, w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ mt8188_afe_enable_clk(afe, afe_priv->clk[MT8188_CLK_AUD_HDMI_OUT]);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ mt8188_afe_disable_clk(afe, afe_priv->clk[MT8188_CLK_AUD_HDMI_OUT]);
+ break;
+ default:
+ break;
+ }
return 0;
}
SND_SOC_DAPM_MUX("HDMI_CH7_MUX", SND_SOC_NOPM, 0, 0,
&hdmi_ch7_mux_control),
+ /* mclk en */
+ SND_SOC_DAPM_SUPPLY_S("ETDM1_IN_MCLK", SUPPLY_SEQ_ETDM_MCLK,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_mclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM2_IN_MCLK", SUPPLY_SEQ_ETDM_MCLK,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_mclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM1_OUT_MCLK", SUPPLY_SEQ_ETDM_MCLK,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_mclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM2_OUT_MCLK", SUPPLY_SEQ_ETDM_MCLK,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_mclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("DPTX_MCLK", SUPPLY_SEQ_ETDM_MCLK,
+ SND_SOC_NOPM, 0, 0,
+ mtk_dptx_mclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ /* cg */
+ SND_SOC_DAPM_SUPPLY_S("ETDM1_IN_CG", SUPPLY_SEQ_ETDM_CG,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_cg_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM2_IN_CG", SUPPLY_SEQ_ETDM_CG,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_cg_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM1_OUT_CG", SUPPLY_SEQ_ETDM_CG,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_cg_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM2_OUT_CG", SUPPLY_SEQ_ETDM_CG,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm_cg_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY_S("ETDM3_OUT_CG", SUPPLY_SEQ_ETDM_CG,
+ SND_SOC_NOPM, 0, 0,
+ mtk_etdm3_cg_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ /* en */
+ SND_SOC_DAPM_SUPPLY_S("ETDM1_IN_EN", SUPPLY_SEQ_ETDM_EN,
+ ETDM_IN1_CON0, ETDM_CON0_EN_SHIFT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("ETDM2_IN_EN", SUPPLY_SEQ_ETDM_EN,
+ ETDM_IN2_CON0, ETDM_CON0_EN_SHIFT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("ETDM1_OUT_EN", SUPPLY_SEQ_ETDM_EN,
+ ETDM_OUT1_CON0, ETDM_CON0_EN_SHIFT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("ETDM2_OUT_EN", SUPPLY_SEQ_ETDM_EN,
+ ETDM_OUT2_CON0, ETDM_CON0_EN_SHIFT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("ETDM3_OUT_EN", SUPPLY_SEQ_ETDM_EN,
+ ETDM_OUT3_CON0, ETDM_CON0_EN_SHIFT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY_S("DPTX_EN", SUPPLY_SEQ_DPTX_EN,
+ AFE_DPTX_CON, AFE_DPTX_CON_ON_SHIFT, 0, NULL, 0),
+
SND_SOC_DAPM_INPUT("ETDM_INPUT"),
SND_SOC_DAPM_OUTPUT("ETDM_OUTPUT"),
};
static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
+ /* mclk */
+ {"ETDM1_IN", NULL, "ETDM1_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM1_IN", NULL, "ETDM2_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM1_IN", NULL, "ETDM1_OUT_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM1_IN", NULL, "ETDM2_OUT_MCLK", mtk_etdm_mclk_connect},
+
+ {"ETDM2_IN", NULL, "ETDM1_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM2_IN", NULL, "ETDM2_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM2_IN", NULL, "ETDM1_OUT_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM2_IN", NULL, "ETDM2_OUT_MCLK", mtk_etdm_mclk_connect},
+
+ {"ETDM1_OUT", NULL, "ETDM1_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM1_OUT", NULL, "ETDM2_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM1_OUT", NULL, "ETDM1_OUT_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM1_OUT", NULL, "ETDM2_OUT_MCLK", mtk_etdm_mclk_connect},
+
+ {"ETDM2_OUT", NULL, "ETDM1_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM2_OUT", NULL, "ETDM2_IN_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM2_OUT", NULL, "ETDM1_OUT_MCLK", mtk_etdm_mclk_connect},
+ {"ETDM2_OUT", NULL, "ETDM2_OUT_MCLK", mtk_etdm_mclk_connect},
+
+ {"DPTX", NULL, "DPTX_MCLK"},
+
+ /* cg */
+ {"ETDM1_IN", NULL, "ETDM1_IN_CG"},
+ {"ETDM1_IN", NULL, "ETDM2_IN_CG", mtk_etdm_cowork_connect},
+ {"ETDM1_IN", NULL, "ETDM1_OUT_CG", mtk_etdm_cowork_connect},
+ {"ETDM1_IN", NULL, "ETDM2_OUT_CG", mtk_etdm_cowork_connect},
+
+ {"ETDM2_IN", NULL, "ETDM1_IN_CG", mtk_etdm_cowork_connect},
+ {"ETDM2_IN", NULL, "ETDM2_IN_CG"},
+ {"ETDM2_IN", NULL, "ETDM1_OUT_CG", mtk_etdm_cowork_connect},
+ {"ETDM2_IN", NULL, "ETDM2_OUT_CG", mtk_etdm_cowork_connect},
+
+ {"ETDM1_OUT", NULL, "ETDM1_IN_CG", mtk_etdm_cowork_connect},
+ {"ETDM1_OUT", NULL, "ETDM2_IN_CG", mtk_etdm_cowork_connect},
+ {"ETDM1_OUT", NULL, "ETDM1_OUT_CG"},
+ {"ETDM1_OUT", NULL, "ETDM2_OUT_CG", mtk_etdm_cowork_connect},
+
+ {"ETDM2_OUT", NULL, "ETDM1_IN_CG", mtk_etdm_cowork_connect},
+ {"ETDM2_OUT", NULL, "ETDM2_IN_CG", mtk_etdm_cowork_connect},
+ {"ETDM2_OUT", NULL, "ETDM1_OUT_CG", mtk_etdm_cowork_connect},
+ {"ETDM2_OUT", NULL, "ETDM2_OUT_CG"},
+
+ {"ETDM3_OUT", NULL, "ETDM3_OUT_CG"},
+ {"DPTX", NULL, "ETDM3_OUT_CG"},
+
+ /* en */
+ {"ETDM1_IN", NULL, "ETDM1_IN_EN"},
+ {"ETDM1_IN", NULL, "ETDM2_IN_EN", mtk_etdm_cowork_connect},
+ {"ETDM1_IN", NULL, "ETDM1_OUT_EN", mtk_etdm_cowork_connect},
+ {"ETDM1_IN", NULL, "ETDM2_OUT_EN", mtk_etdm_cowork_connect},
+
+ {"ETDM2_IN", NULL, "ETDM1_IN_EN", mtk_etdm_cowork_connect},
+ {"ETDM2_IN", NULL, "ETDM2_IN_EN"},
+ {"ETDM2_IN", NULL, "ETDM1_OUT_EN", mtk_etdm_cowork_connect},
+ {"ETDM2_IN", NULL, "ETDM2_OUT_EN", mtk_etdm_cowork_connect},
+
+ {"ETDM1_OUT", NULL, "ETDM1_IN_EN", mtk_etdm_cowork_connect},
+ {"ETDM1_OUT", NULL, "ETDM2_IN_EN", mtk_etdm_cowork_connect},
+ {"ETDM1_OUT", NULL, "ETDM1_OUT_EN"},
+ {"ETDM1_OUT", NULL, "ETDM2_OUT_EN", mtk_etdm_cowork_connect},
+
+ {"ETDM2_OUT", NULL, "ETDM1_IN_EN", mtk_etdm_cowork_connect},
+ {"ETDM2_OUT", NULL, "ETDM2_IN_EN", mtk_etdm_cowork_connect},
+ {"ETDM2_OUT", NULL, "ETDM1_OUT_EN", mtk_etdm_cowork_connect},
+ {"ETDM2_OUT", NULL, "ETDM2_OUT_EN"},
+
+ {"ETDM3_OUT", NULL, "ETDM3_OUT_EN"},
+ {"DPTX", NULL, "ETDM3_OUT_EN"},
+ {"DPTX", NULL, "DPTX_EN"},
+
{"I012", NULL, "ETDM2_IN"},
{"I013", NULL, "ETDM2_IN"},
{"I014", NULL, "ETDM2_IN"},
{"ETDM2_IN", NULL, "ETDM_INPUT"},
};
-static int mt8188_afe_enable_etdm(struct mtk_base_afe *afe, int dai_id)
-{
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data;
- struct etdm_con_reg etdm_reg;
- unsigned long flags;
- int ret = 0;
-
- if (!is_valid_etdm_dai(dai_id))
- return -EINVAL;
- etdm_data = afe_priv->dai_priv[dai_id];
-
- dev_dbg(afe->dev, "%s [%d]%d\n", __func__, dai_id, etdm_data->en_ref_cnt);
- spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags);
- etdm_data->en_ref_cnt++;
- if (etdm_data->en_ref_cnt == 1) {
- ret = get_etdm_reg(dai_id, &etdm_reg);
- if (ret < 0)
- goto out;
-
- regmap_set_bits(afe->regmap, etdm_reg.con0, ETDM_CON0_EN);
- }
-
-out:
- spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags);
- return ret;
-}
-
-static int mt8188_afe_disable_etdm(struct mtk_base_afe *afe, int dai_id)
-{
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data;
- struct etdm_con_reg etdm_reg;
- unsigned long flags;
- int ret = 0;
-
- if (!is_valid_etdm_dai(dai_id))
- return -EINVAL;
- etdm_data = afe_priv->dai_priv[dai_id];
-
- dev_dbg(afe->dev, "%s [%d]%d\n", __func__, dai_id, etdm_data->en_ref_cnt);
- spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags);
- if (etdm_data->en_ref_cnt > 0) {
- etdm_data->en_ref_cnt--;
- if (etdm_data->en_ref_cnt == 0) {
- ret = get_etdm_reg(dai_id, &etdm_reg);
- if (ret < 0)
- goto out;
- regmap_clear_bits(afe->regmap, etdm_reg.con0,
- ETDM_CON0_EN);
- }
- }
-
-out:
- spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags);
- return ret;
-}
-
static int etdm_cowork_slv_sel(int id, int slave_mode)
{
if (slave_mode) {
}
/* 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);
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *mst_etdm_data;
- int mst_dai_id;
- int slv_dai_id;
- int cg_id;
- int i;
-
- if (is_cowork_mode(dai)) {
- mst_dai_id = get_etdm_cowork_master_id(dai);
- if (!is_valid_etdm_dai(mst_dai_id))
- return -EINVAL;
- mtk_dai_etdm_enable_mclk(afe, mst_dai_id);
-
- cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(mst_dai_id);
- if (cg_id >= 0)
- mt8188_afe_enable_clk(afe, afe_priv->clk[cg_id]);
-
- mst_etdm_data = afe_priv->dai_priv[mst_dai_id];
-
- for (i = 0; i < mst_etdm_data->cowork_slv_count; i++) {
- slv_dai_id = mst_etdm_data->cowork_slv_id[i];
- cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(slv_dai_id);
- if (cg_id >= 0)
- mt8188_afe_enable_clk(afe,
- afe_priv->clk[cg_id]);
- }
- } else {
- mtk_dai_etdm_enable_mclk(afe, dai->id);
-
- cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(dai->id);
- if (cg_id >= 0)
- mt8188_afe_enable_clk(afe, afe_priv->clk[cg_id]);
- }
-
- return 0;
-}
-
-static void mtk_dai_etdm_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *mst_etdm_data;
- int mst_dai_id;
- int slv_dai_id;
- int cg_id;
- int ret;
- int i;
-
- if (!is_valid_etdm_dai(dai->id))
- return;
- mst_etdm_data = afe_priv->dai_priv[dai->id];
-
- dev_dbg(afe->dev, "%s(), dai id %d, prepared %d\n", __func__, dai->id,
- mst_etdm_data->is_prepared);
-
- if (mst_etdm_data->is_prepared) {
- mst_etdm_data->is_prepared = false;
-
- if (is_cowork_mode(dai)) {
- mst_dai_id = get_etdm_cowork_master_id(dai);
- if (!is_valid_etdm_dai(mst_dai_id))
- return;
- mst_etdm_data = afe_priv->dai_priv[mst_dai_id];
-
- ret = mt8188_afe_disable_etdm(afe, mst_dai_id);
- if (ret)
- dev_dbg(afe->dev, "%s disable %d failed\n",
- __func__, mst_dai_id);
-
- for (i = 0; i < mst_etdm_data->cowork_slv_count; i++) {
- slv_dai_id = mst_etdm_data->cowork_slv_id[i];
- ret = mt8188_afe_disable_etdm(afe, slv_dai_id);
- if (ret)
- dev_dbg(afe->dev, "%s disable %d failed\n",
- __func__, slv_dai_id);
- }
- } else {
- ret = mt8188_afe_disable_etdm(afe, dai->id);
- if (ret)
- dev_dbg(afe->dev, "%s disable %d failed\n",
- __func__, dai->id);
- }
- }
-
- if (is_cowork_mode(dai)) {
- mst_dai_id = get_etdm_cowork_master_id(dai);
- if (!is_valid_etdm_dai(mst_dai_id))
- return;
- cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(mst_dai_id);
- if (cg_id >= 0)
- mt8188_afe_disable_clk(afe, afe_priv->clk[cg_id]);
-
- mst_etdm_data = afe_priv->dai_priv[mst_dai_id];
- for (i = 0; i < mst_etdm_data->cowork_slv_count; i++) {
- slv_dai_id = mst_etdm_data->cowork_slv_id[i];
- cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(slv_dai_id);
- if (cg_id >= 0)
- mt8188_afe_disable_clk(afe,
- afe_priv->clk[cg_id]);
- }
- mtk_dai_etdm_disable_mclk(afe, mst_dai_id);
- } else {
- cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(dai->id);
- if (cg_id >= 0)
- mt8188_afe_disable_clk(afe, afe_priv->clk[cg_id]);
-
- mtk_dai_etdm_disable_mclk(afe, dai->id);
- }
-}
-
static int mtk_dai_etdm_fifo_mode(struct mtk_base_afe *afe,
int dai_id, unsigned int rate)
{
return 0;
}
-static int mtk_dai_etdm_mclk_configure(struct mtk_base_afe *afe, int dai_id)
-{
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data;
- struct etdm_con_reg etdm_reg;
- int clk_id = mtk_dai_etdm_get_clk_id_by_dai_id(dai_id);
- int clkdiv_id = mtk_dai_etdm_get_clkdiv_id_by_dai_id(dai_id);
- int apll_clk_id;
- int apll;
- int ret;
-
- if (clk_id < 0 || clkdiv_id < 0)
- return -EINVAL;
-
- if (!is_valid_etdm_dai(dai_id))
- return -EINVAL;
- etdm_data = afe_priv->dai_priv[dai_id];
-
- ret = get_etdm_reg(dai_id, &etdm_reg);
- if (ret < 0)
- return ret;
-
- if (etdm_data->mclk_dir == SND_SOC_CLOCK_OUT)
- regmap_set_bits(afe->regmap, etdm_reg.con1,
- ETDM_CON1_MCLK_OUTPUT);
- else
- regmap_clear_bits(afe->regmap, etdm_reg.con1,
- ETDM_CON1_MCLK_OUTPUT);
-
- if (etdm_data->mclk_freq) {
- apll = etdm_data->mclk_apll;
- apll_clk_id = mt8188_afe_get_mclk_source_clk_id(apll);
- if (apll_clk_id < 0)
- return apll_clk_id;
-
- /* select apll */
- ret = mt8188_afe_set_clk_parent(afe, afe_priv->clk[clk_id],
- afe_priv->clk[apll_clk_id]);
- if (ret)
- return ret;
-
- /* set rate */
- ret = mt8188_afe_set_clk_rate(afe, afe_priv->clk[clkdiv_id],
- etdm_data->mclk_freq);
- if (ret)
- return ret;
- } else {
- if (etdm_data->mclk_dir == SND_SOC_CLOCK_OUT)
- dev_dbg(afe->dev, "%s mclk freq = 0\n", __func__);
- }
-
- return 0;
-}
-
static int mtk_dai_etdm_configure(struct mtk_base_afe *afe,
unsigned int rate,
unsigned int channels,
if (ret < 0)
return ret;
- dev_dbg(afe->dev, "%s fmt %u data %u lrck %d-%u bck %d, clock %u slv %u\n",
+ dev_dbg(afe->dev, "%s fmt %u data %u lrck %d-%u bck %d, slv %u\n",
__func__, etdm_data->format, etdm_data->data_mode,
etdm_data->lrck_inv, etdm_data->lrck_width, etdm_data->bck_inv,
- etdm_data->clock_mode, etdm_data->slave_mode);
+ etdm_data->slave_mode);
dev_dbg(afe->dev, "%s rate %u channels %u bitwidth %u, id %d\n",
__func__, rate, channels, bit_width, dai_id);
if (mst_etdm_data->slots)
channels = mst_etdm_data->slots;
- ret = mtk_dai_etdm_mclk_configure(afe, mst_dai_id);
- if (ret)
- return ret;
-
ret = mtk_dai_etdm_configure(afe, rate, channels,
bit_width, mst_dai_id);
if (ret)
if (mst_etdm_data->slots)
channels = mst_etdm_data->slots;
- ret = mtk_dai_etdm_mclk_configure(afe, dai->id);
- if (ret)
- return ret;
-
ret = mtk_dai_etdm_configure(afe, rate, channels,
bit_width, dai->id);
if (ret)
return 0;
}
-static int mtk_dai_etdm_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *mst_etdm_data;
- int mst_dai_id;
- int slv_dai_id;
- int ret;
- int i;
-
- if (!is_valid_etdm_dai(dai->id))
- return -EINVAL;
- mst_etdm_data = afe_priv->dai_priv[dai->id];
-
- dev_dbg(afe->dev, "%s(), dai id %d, prepared %d\n", __func__, dai->id,
- mst_etdm_data->is_prepared);
-
- if (mst_etdm_data->is_prepared)
- return 0;
-
- mst_etdm_data->is_prepared = true;
-
- if (is_cowork_mode(dai)) {
- mst_dai_id = get_etdm_cowork_master_id(dai);
- if (!is_valid_etdm_dai(mst_dai_id))
- return -EINVAL;
- mst_etdm_data = afe_priv->dai_priv[mst_dai_id];
-
- for (i = 0; i < mst_etdm_data->cowork_slv_count; i++) {
- slv_dai_id = mst_etdm_data->cowork_slv_id[i];
- ret = mt8188_afe_enable_etdm(afe, slv_dai_id);
- if (ret) {
- dev_dbg(afe->dev, "%s enable %d failed\n",
- __func__, slv_dai_id);
-
- return ret;
- }
- }
-
- ret = mt8188_afe_enable_etdm(afe, mst_dai_id);
- if (ret) {
- dev_dbg(afe->dev, "%s enable %d failed\n",
- __func__, mst_dai_id);
-
- return ret;
- }
- } else {
- ret = mt8188_afe_enable_etdm(afe, dai->id);
- if (ret) {
- dev_dbg(afe->dev, "%s enable %d failed\n",
- __func__, dai->id);
-
- return ret;
- }
- }
-
- return 0;
-}
-
static int mtk_dai_etdm_cal_mclk(struct mtk_base_afe *afe, int freq, int dai_id)
{
struct mt8188_afe_private *afe_priv = afe->platform_priv;
return 0;
}
-static int mtk_dai_hdmitx_dptx_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- int cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(dai->id);
-
- if (cg_id >= 0)
- mt8188_afe_enable_clk(afe, afe_priv->clk[cg_id]);
-
- mtk_dai_etdm_enable_mclk(afe, dai->id);
-
- return 0;
-}
-
-static void mtk_dai_hdmitx_dptx_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- int cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(dai->id);
- struct mtk_dai_etdm_priv *etdm_data;
- int ret;
-
- if (!is_valid_etdm_dai(dai->id))
- return;
- etdm_data = afe_priv->dai_priv[dai->id];
-
- if (etdm_data->is_prepared) {
- etdm_data->is_prepared = false;
- /* disable etdm_out3 */
- ret = mt8188_afe_disable_etdm(afe, dai->id);
- if (ret)
- dev_dbg(afe->dev, "%s disable failed\n", __func__);
-
- /* disable dptx interface */
- if (dai->id == MT8188_AFE_IO_DPTX)
- regmap_clear_bits(afe->regmap, AFE_DPTX_CON,
- AFE_DPTX_CON_ON);
- }
-
- mtk_dai_etdm_disable_mclk(afe, dai->id);
-
- if (cg_id >= 0)
- mt8188_afe_disable_clk(afe, afe_priv->clk[cg_id]);
-}
-
static unsigned int mtk_dai_get_dptx_ch_en(unsigned int channel)
{
switch (channel) {
etdm_data->data_mode = MTK_DAI_ETDM_DATA_MULTI_PIN;
}
- ret = mtk_dai_etdm_mclk_configure(afe, dai->id);
- if (ret)
- return ret;
-
ret = mtk_dai_etdm_configure(afe, rate, channels, width, dai->id);
return ret;
}
-static int mtk_dai_hdmitx_dptx_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mt8188_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data;
-
- if (!is_valid_etdm_dai(dai->id))
- return -EINVAL;
- etdm_data = afe_priv->dai_priv[dai->id];
-
- dev_dbg(afe->dev, "%s(), dai id %d, prepared %d\n", __func__, dai->id,
- etdm_data->is_prepared);
-
- if (etdm_data->is_prepared)
- return 0;
-
- etdm_data->is_prepared = true;
-
- /* enable dptx interface */
- if (dai->id == MT8188_AFE_IO_DPTX)
- regmap_set_bits(afe->regmap, AFE_DPTX_CON, AFE_DPTX_CON_ON);
-
- /* enable etdm_out3 */
- return mt8188_afe_enable_etdm(afe, dai->id);
-}
-
static int mtk_dai_hdmitx_dptx_set_sysclk(struct snd_soc_dai *dai,
int clk_id,
unsigned int freq,
}
static const struct snd_soc_dai_ops mtk_dai_etdm_ops = {
- .startup = mtk_dai_etdm_startup,
- .shutdown = mtk_dai_etdm_shutdown,
.hw_params = mtk_dai_etdm_hw_params,
- .prepare = mtk_dai_etdm_prepare,
.set_sysclk = mtk_dai_etdm_set_sysclk,
.set_fmt = mtk_dai_etdm_set_fmt,
.set_tdm_slot = mtk_dai_etdm_set_tdm_slot,
};
static const struct snd_soc_dai_ops mtk_dai_hdmitx_dptx_ops = {
- .startup = mtk_dai_hdmitx_dptx_startup,
- .shutdown = mtk_dai_hdmitx_dptx_shutdown,
.hw_params = mtk_dai_hdmitx_dptx_hw_params,
- .prepare = mtk_dai_hdmitx_dptx_prepare,
.set_sysclk = mtk_dai_hdmitx_dptx_set_sysclk,
.set_fmt = mtk_dai_etdm_set_fmt,
};
projects / platform / kernel / linux-starfive.git / commitdiff