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Diffstat (limited to 'sound/soc/mediatek/mt8195/mt8195-dai-etdm.c')
-rw-r--r--sound/soc/mediatek/mt8195/mt8195-dai-etdm.c177
1 files changed, 154 insertions, 23 deletions
diff --git a/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c b/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
index f2c9a1fdbe0d..eedb9165f911 100644
--- a/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
+++ b/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
@@ -137,6 +137,38 @@ static const struct mtk_dai_etdm_rate mt8195_etdm_rates[] = {
{ .rate = 352800, .reg_value = 21, },
};
+static bool mt8195_afe_etdm_is_valid(int id)
+{
+ switch (id) {
+ case MT8195_AFE_IO_ETDM1_IN:
+ fallthrough;
+ case MT8195_AFE_IO_ETDM2_IN:
+ fallthrough;
+ case MT8195_AFE_IO_ETDM1_OUT:
+ fallthrough;
+ case MT8195_AFE_IO_ETDM2_OUT:
+ fallthrough;
+ case MT8195_AFE_IO_DPTX:
+ fallthrough;
+ case MT8195_AFE_IO_ETDM3_OUT:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool mt8195_afe_hdmitx_dptx_is_valid(int id)
+{
+ switch (id) {
+ case MT8195_AFE_IO_DPTX:
+ fallthrough;
+ case MT8195_AFE_IO_ETDM3_OUT:
+ return true;
+ default:
+ return false;
+ }
+}
+
static int get_etdm_fs_timing(unsigned int rate)
{
int i;
@@ -236,8 +268,12 @@ static int is_cowork_mode(struct snd_soc_dai *dai)
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+ struct mtk_dai_etdm_priv *etdm_data;
+ if (!mt8195_afe_etdm_is_valid(dai->id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai->id];
return (etdm_data->cowork_slv_count > 0 ||
etdm_data->cowork_source_id != COWORK_ETDM_NONE);
}
@@ -264,8 +300,14 @@ static int get_etdm_cowork_master_id(struct snd_soc_dai *dai)
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
- int dai_id = etdm_data->cowork_source_id;
+ struct mtk_dai_etdm_priv *etdm_data;
+ int dai_id;
+
+ if (!mt8195_afe_etdm_is_valid(dai->id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai->id];
+ dai_id = etdm_data->cowork_source_id;
if (dai_id == COWORK_ETDM_NONE)
dai_id = dai->id;
@@ -1276,9 +1318,13 @@ static int mt8195_afe_enable_etdm(struct mtk_base_afe *afe, int dai_id)
int ret = 0;
struct etdm_con_reg etdm_reg;
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
unsigned long flags;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags);
etdm_data->en_ref_cnt++;
if (etdm_data->en_ref_cnt == 1) {
@@ -1299,9 +1345,13 @@ static int mt8195_afe_disable_etdm(struct mtk_base_afe *afe, int dai_id)
int ret = 0;
struct etdm_con_reg etdm_reg;
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
unsigned long flags;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags);
if (etdm_data->en_ref_cnt > 0) {
etdm_data->en_ref_cnt--;
@@ -1357,12 +1407,16 @@ static int etdm_cowork_slv_sel(int id, int slave_mode)
static int mt8195_etdm_sync_mode_configure(struct mtk_base_afe *afe, int dai_id)
{
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
unsigned int reg = 0;
unsigned int mask;
unsigned int val;
int cowork_source_sel;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
if (etdm_data->cowork_source_id == COWORK_ETDM_NONE)
return 0;
@@ -1532,8 +1586,10 @@ static int mtk_dai_etdm_startup(struct snd_pcm_substream *substream,
if (is_cowork_mode(dai)) {
mst_dai_id = get_etdm_cowork_master_id(dai);
- mtk_dai_etdm_enable_mclk(afe, mst_dai_id);
+ if (!mt8195_afe_etdm_is_valid(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)
mt8195_afe_enable_clk(afe, afe_priv->clk[cg_id]);
@@ -1571,6 +1627,9 @@ static void mtk_dai_etdm_shutdown(struct snd_pcm_substream *substream,
if (is_cowork_mode(dai)) {
mst_dai_id = get_etdm_cowork_master_id(dai);
+ if (!mt8195_afe_etdm_is_valid(mst_dai_id))
+ return;
+
cg_id = mtk_dai_etdm_get_cg_id_by_dai_id(mst_dai_id);
if (cg_id >= 0)
mt8195_afe_disable_clk(afe, afe_priv->clk[cg_id]);
@@ -1631,16 +1690,24 @@ static int mtk_dai_etdm_in_configure(struct mtk_base_afe *afe,
int dai_id)
{
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
struct etdm_con_reg etdm_reg;
- bool slave_mode = etdm_data->slave_mode;
- unsigned int data_mode = etdm_data->data_mode;
- unsigned int lrck_width = etdm_data->lrck_width;
+ bool slave_mode;
+ unsigned int data_mode;
+ unsigned int lrck_width;
unsigned int val = 0;
unsigned int mask = 0;
int i;
int ret;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
+ slave_mode = etdm_data->slave_mode;
+ data_mode = etdm_data->data_mode;
+ lrck_width = etdm_data->lrck_width;
+
dev_dbg(afe->dev, "%s rate %u channels %u, id %d\n",
__func__, rate, channels, dai_id);
@@ -1748,15 +1815,22 @@ static int mtk_dai_etdm_out_configure(struct mtk_base_afe *afe,
int dai_id)
{
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
struct etdm_con_reg etdm_reg;
- bool slave_mode = etdm_data->slave_mode;
- unsigned int lrck_width = etdm_data->lrck_width;
+ bool slave_mode;
+ unsigned int lrck_width;
unsigned int val = 0;
unsigned int mask = 0;
int ret;
int fs = 0;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
+ slave_mode = etdm_data->slave_mode;
+ lrck_width = etdm_data->lrck_width;
+
dev_dbg(afe->dev, "%s rate %u channels %u, id %d\n",
__func__, rate, channels, dai_id);
@@ -1837,7 +1911,7 @@ static int mtk_dai_etdm_out_configure(struct mtk_base_afe *afe,
static int mtk_dai_etdm_mclk_configure(struct mtk_base_afe *afe, int dai_id)
{
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
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;
@@ -1850,6 +1924,10 @@ static int mtk_dai_etdm_mclk_configure(struct mtk_base_afe *afe, int dai_id)
if (clk_id < 0 || clkdiv_id < 0)
return 0;
+ if (!mt8195_afe_etdm_is_valid(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;
@@ -1888,9 +1966,9 @@ static int mtk_dai_etdm_configure(struct mtk_base_afe *afe,
int dai_id)
{
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
struct etdm_con_reg etdm_reg;
- bool slave_mode = etdm_data->slave_mode;
+ bool slave_mode;
unsigned int etdm_channels;
unsigned int val = 0;
unsigned int mask = 0;
@@ -1898,6 +1976,11 @@ static int mtk_dai_etdm_configure(struct mtk_base_afe *afe,
unsigned int wlen = get_etdm_wlen(bit_width);
int ret;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
+ slave_mode = etdm_data->slave_mode;
ret = get_etdm_reg(dai_id, &etdm_reg);
if (ret < 0)
return ret;
@@ -1973,6 +2056,8 @@ static int mtk_dai_etdm_hw_params(struct snd_pcm_substream *substream,
if (is_cowork_mode(dai)) {
mst_dai_id = get_etdm_cowork_master_id(dai);
+ if (!mt8195_afe_etdm_is_valid(mst_dai_id))
+ return -EINVAL;
ret = mtk_dai_etdm_mclk_configure(afe, mst_dai_id);
if (ret)
@@ -2024,6 +2109,9 @@ static int mtk_dai_etdm_trigger(struct snd_pcm_substream *substream, int cmd,
case SNDRV_PCM_TRIGGER_RESUME:
if (is_cowork_mode(dai)) {
mst_dai_id = get_etdm_cowork_master_id(dai);
+ if (!mt8195_afe_etdm_is_valid(mst_dai_id))
+ return -EINVAL;
+
mst_etdm_data = afe_priv->dai_priv[mst_dai_id];
//open master first
@@ -2040,6 +2128,9 @@ static int mtk_dai_etdm_trigger(struct snd_pcm_substream *substream, int cmd,
case SNDRV_PCM_TRIGGER_SUSPEND:
if (is_cowork_mode(dai)) {
mst_dai_id = get_etdm_cowork_master_id(dai);
+ if (!mt8195_afe_etdm_is_valid(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++) {
@@ -2061,10 +2152,14 @@ static int mtk_dai_etdm_trigger(struct snd_pcm_substream *substream, int cmd,
static int mtk_dai_etdm_cal_mclk(struct mtk_base_afe *afe, int freq, int dai_id)
{
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai_id];
+ struct mtk_dai_etdm_priv *etdm_data;
int apll;
int apll_rate;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai_id];
if (freq == 0) {
etdm_data->mclk_freq = freq;
return 0;
@@ -2104,6 +2199,9 @@ static int mtk_dai_etdm_set_sysclk(struct snd_soc_dai *dai,
else
dai_id = dai->id;
+ if (!mt8195_afe_etdm_is_valid(dai_id))
+ return -EINVAL;
+
etdm_data = afe_priv->dai_priv[dai_id];
etdm_data->mclk_dir = dir;
return mtk_dai_etdm_cal_mclk(afe, freq, dai_id);
@@ -2115,8 +2213,12 @@ static int mtk_dai_etdm_set_tdm_slot(struct snd_soc_dai *dai,
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+ struct mtk_dai_etdm_priv *etdm_data;
+
+ if (!mt8195_afe_etdm_is_valid(dai->id))
+ return -EINVAL;
+ etdm_data = afe_priv->dai_priv[dai->id];
dev_dbg(dai->dev, "%s id %d slot_width %d\n",
__func__, dai->id, slot_width);
@@ -2129,8 +2231,12 @@ static int mtk_dai_etdm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+ struct mtk_dai_etdm_priv *etdm_data;
+
+ if (!mt8195_afe_etdm_is_valid(dai->id))
+ return -EINVAL;
+ etdm_data = afe_priv->dai_priv[dai->id];
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
etdm_data->format = MTK_DAI_ETDM_FORMAT_I2S;
@@ -2248,13 +2354,18 @@ static int mtk_dai_hdmitx_dptx_hw_params(struct snd_pcm_substream *substream,
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+ struct mtk_dai_etdm_priv *etdm_data;
unsigned int rate = params_rate(params);
unsigned int channels = params_channels(params);
snd_pcm_format_t format = params_format(params);
int width = snd_pcm_format_physical_width(format);
int ret = 0;
+ if (!mt8195_afe_hdmitx_dptx_is_valid(dai->id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai->id];
+
/* dptx configure */
if (dai->id == MT8195_AFE_IO_DPTX) {
regmap_update_bits(afe->regmap, AFE_DPTX_CON,
@@ -2331,7 +2442,12 @@ static int mtk_dai_hdmitx_dptx_set_sysclk(struct snd_soc_dai *dai,
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+ struct mtk_dai_etdm_priv *etdm_data;
+
+ if (!mt8195_afe_hdmitx_dptx_is_valid(dai->id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai->id];
dev_dbg(dai->dev, "%s id %d freq %u, dir %d\n",
__func__, dai->id, freq, dir);
@@ -2370,10 +2486,14 @@ static int mtk_dai_etdm_probe(struct snd_soc_dai *dai)
{
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
struct mt8195_afe_private *afe_priv = afe->platform_priv;
- struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+ struct mtk_dai_etdm_priv *etdm_data;
dev_dbg(dai->dev, "%s id %d\n", __func__, dai->id);
+ if (!mt8195_afe_etdm_is_valid(dai->id))
+ return -EINVAL;
+
+ etdm_data = afe_priv->dai_priv[dai->id];
if (etdm_data->mclk_freq) {
dev_dbg(afe->dev, "MCLK always on, rate %d\n",
etdm_data->mclk_freq);
@@ -2477,6 +2597,11 @@ static void mt8195_etdm_update_sync_info(struct mtk_base_afe *afe)
etdm_data = afe_priv->dai_priv[i];
if (etdm_data->cowork_source_id != COWORK_ETDM_NONE) {
mst_dai_id = etdm_data->cowork_source_id;
+ if (!mt8195_afe_etdm_is_valid(mst_dai_id)) {
+ dev_err(afe->dev, "%s invalid dai id %d\n",
+ __func__, mst_dai_id);
+ return;
+ }
mst_data = afe_priv->dai_priv[mst_dai_id];
if (mst_data->cowork_source_id != COWORK_ETDM_NONE)
dev_info(afe->dev, "%s [%d] wrong sync source\n"
@@ -2513,6 +2638,12 @@ static void mt8195_dai_etdm_parse_of(struct mtk_base_afe *afe)
for (i = 0; i < MT8195_AFE_IO_ETDM_NUM; i++) {
dai_id = ETDM_TO_DAI_ID(i);
+ if (!mt8195_afe_etdm_is_valid(dai_id)) {
+ dev_err(afe->dev, "%s invalid dai id %d\n",
+ __func__, dai_id);
+ return;
+ }
+
etdm_data = afe_priv->dai_priv[dai_id];
ret = snprintf(prop, sizeof(prop),
generated by cgit (git 2.34.1) at 2024-06-10 20:37:21 +0000