This driver can support more frequencies over 96KHz. There are no reasons
to limit the frequency range below 96KHz. If codecs/amps or something else
can't support high resolution rates, the constraints would be set rates
properly because each drivers have its own limits.
Signed-off-by: Jaechul Lee <jcsing.lee@xxxxxxxxxxx>
---
sound/soc/samsung/i2s.c | 19 +++++++++++++++----
1 file changed, 15 insertions(+), 4 deletions(-)
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index af3ba4d4ccc5..fc34af6a2c1e 100644
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -50,6 +50,7 @@ struct samsung_i2s_variant_regs {
struct samsung_i2s_dai_data {
u32 quirks;
+ unsigned int rates;
const struct samsung_i2s_variant_regs *i2s_variant_regs;
};
@@ -1076,20 +1077,25 @@ static const struct snd_soc_component_driver samsung_i2s_component = {
.name = "samsung-i2s",
};
-#define SAMSUNG_I2S_RATES SNDRV_PCM_RATE_8000_96000
-
#define SAMSUNG_I2S_FMTS (SNDRV_PCM_FMTBIT_S8 | \
SNDRV_PCM_FMTBIT_S16_LE | \
SNDRV_PCM_FMTBIT_S24_LE)
static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
{
+ const struct samsung_i2s_dai_data *i2s_dai_data;
struct i2s_dai *i2s;
i2s = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dai), GFP_KERNEL);
if (i2s == NULL)
return NULL;
+ if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node)
+ i2s_dai_data = of_device_get_match_data(&pdev->dev);
+ else
+ i2s_dai_data = (struct samsung_i2s_dai_data *)
+ platform_get_device_id(pdev)->driver_data;
+
i2s->pdev = pdev;
i2s->pri_dai = NULL;
i2s->sec_dai = NULL;
@@ -1101,13 +1107,13 @@ static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
i2s->i2s_dai_drv.resume = i2s_resume;
i2s->i2s_dai_drv.playback.channels_min = 1;
i2s->i2s_dai_drv.playback.channels_max = 2;
- i2s->i2s_dai_drv.playback.rates = SAMSUNG_I2S_RATES;
+ i2s->i2s_dai_drv.playback.rates = i2s_dai_data->rates;
i2s->i2s_dai_drv.playback.formats = SAMSUNG_I2S_FMTS;
if (!sec) {
i2s->i2s_dai_drv.capture.channels_min = 1;
i2s->i2s_dai_drv.capture.channels_max = 2;
- i2s->i2s_dai_drv.capture.rates = SAMSUNG_I2S_RATES;
+ i2s->i2s_dai_drv.capture.rates = i2s_dai_data->rates;
i2s->i2s_dai_drv.capture.formats = SAMSUNG_I2S_FMTS;
}
return i2s;
@@ -1452,29 +1458,34 @@ static const struct samsung_i2s_variant_regs i2sv5_i2s1_regs = {
static const struct samsung_i2s_dai_data i2sv3_dai_type = {
.quirks = QUIRK_NO_MUXPSR,
+ .rates = SNDRV_PCM_RATE_8000_96000,
.i2s_variant_regs = &i2sv3_regs,
};
static const struct samsung_i2s_dai_data i2sv5_dai_type = {
.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR |
QUIRK_SUPPORTS_IDMA,
+ .rates = SNDRV_PCM_RATE_8000_96000,
.i2s_variant_regs = &i2sv3_regs,
};
static const struct samsung_i2s_dai_data i2sv6_dai_type = {
.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR |
QUIRK_SUPPORTS_TDM | QUIRK_SUPPORTS_IDMA,
+ .rates = SNDRV_PCM_RATE_8000_96000,
.i2s_variant_regs = &i2sv6_regs,
};
static const struct samsung_i2s_dai_data i2sv7_dai_type = {
.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR |
QUIRK_SUPPORTS_TDM,
+ .rates = SNDRV_PCM_RATE_8000_192000,
.i2s_variant_regs = &i2sv7_regs,
};
static const struct samsung_i2s_dai_data i2sv5_dai_type_i2s1 = {
.quirks = QUIRK_PRI_6CHAN | QUIRK_NEED_RSTCLR,
+ .rates = SNDRV_PCM_RATE_8000_96000,
.i2s_variant_regs = &i2sv5_i2s1_regs,
};
--
2.11.0
--
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