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ASoC: meson: axg-tdm-formatter: rework quirks settings 

The g12a tdmout requires a different signal skew offset than the axg.
With this change, the skew offset is added as a parameter of the tdm
formatters to prepare the addition of the g12a support.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jerome Brunet 2019-04-04 13:17:32 +02:00 committed by Mark Brown
parent fcced66f20
commit f01bc67f58
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 35 additions and 14 deletions
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6
sound/soc/meson/axg-tdm-formatter.c
View File

@ -68,7 +68,7 @@ EXPORT_SYMBOL_GPL(axg_tdm_formatter_set_channel_masks);
static int axg_tdm_formatter_enable(struct axg_tdm_formatter *formatter)
{
struct axg_tdm_stream *ts = formatter->stream;
bool invert = formatter->drv->invert_sclk;
bool invert = formatter->drv->quirks->invert_sclk;
int ret;
/* Do nothing if the formatter is already enabled */
@ -85,7 +85,9 @@ static int axg_tdm_formatter_enable(struct axg_tdm_formatter *formatter)
return ret;
/* Setup the stream parameter in the formatter */
ret = formatter->drv->ops->prepare(formatter->map, formatter->stream);
ret = formatter->drv->ops->prepare(formatter->map,
formatter->drv->quirks,
formatter->stream);
if (ret)
return ret;

11
sound/soc/meson/axg-tdm-formatter.h
View File

@ -14,18 +14,25 @@ struct regmap;
struct snd_soc_dapm_widget;
struct snd_kcontrol;
struct axg_tdm_formatter_hw {
unsigned int skew_offset;
bool invert_sclk;
};
struct axg_tdm_formatter_ops {
struct axg_tdm_stream *(*get_stream)(struct snd_soc_dapm_widget *w);
void (*enable)(struct regmap *map);
void (*disable)(struct regmap *map);
int (*prepare)(struct regmap *map, struct axg_tdm_stream *ts);
int (*prepare)(struct regmap *map,
const struct axg_tdm_formatter_hw *quirks,
struct axg_tdm_stream *ts);
};
struct axg_tdm_formatter_driver {
const struct snd_soc_component_driver *component_drv;
const struct regmap_config *regmap_cfg;
const struct axg_tdm_formatter_ops *ops;
bool invert_sclk;
const struct axg_tdm_formatter_hw *quirks;
};
int axg_tdm_formatter_set_channel_masks(struct regmap *map,

16
sound/soc/meson/axg-tdmin.c
View File

@ -107,21 +107,22 @@ static void axg_tdmin_disable(struct regmap *map)
regmap_update_bits(map, TDMIN_CTRL, TDMIN_CTRL_ENABLE, 0);
}
static int axg_tdmin_prepare(struct regmap *map, struct axg_tdm_stream *ts)
static int axg_tdmin_prepare(struct regmap *map,
const struct axg_tdm_formatter_hw *quirks,
struct axg_tdm_stream *ts)
{
unsigned int val = 0;
unsigned int val, skew = quirks->skew_offset;
/* Set stream skew */
switch (ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
case SND_SOC_DAIFMT_DSP_A:
val |= TDMIN_CTRL_IN_BIT_SKEW(3);
skew += 1;
break;
case SND_SOC_DAIFMT_LEFT_J:
case SND_SOC_DAIFMT_RIGHT_J:
case SND_SOC_DAIFMT_DSP_B:
val = TDMIN_CTRL_IN_BIT_SKEW(2);
break;
default:
@ -130,6 +131,8 @@ static int axg_tdmin_prepare(struct regmap *map, struct axg_tdm_stream *ts)
return -EINVAL;
}
val = TDMIN_CTRL_IN_BIT_SKEW(skew);
/* Set stream format mode */
switch (ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
@ -204,7 +207,10 @@ static const struct axg_tdm_formatter_driver axg_tdmin_drv = {
.component_drv = &axg_tdmin_component_drv,
.regmap_cfg = &axg_tdmin_regmap_cfg,
.ops = &axg_tdmin_ops,
.invert_sclk = false,
.quirks = &(const struct axg_tdm_formatter_hw) {
.invert_sclk = false,
.skew_offset = 2,
},
};
static const struct of_device_id axg_tdmin_of_match[] = {

16
sound/soc/meson/axg-tdmout.c
View File

@ -124,21 +124,22 @@ static void axg_tdmout_disable(struct regmap *map)
regmap_update_bits(map, TDMOUT_CTRL0, TDMOUT_CTRL0_ENABLE, 0);
}
static int axg_tdmout_prepare(struct regmap *map, struct axg_tdm_stream *ts)
static int axg_tdmout_prepare(struct regmap *map,
const struct axg_tdm_formatter_hw *quirks,
struct axg_tdm_stream *ts)
{
unsigned int val = 0;
unsigned int val, skew = quirks->skew_offset;
/* Set the stream skew */
switch (ts->iface->fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
case SND_SOC_DAIFMT_DSP_A:
val |= TDMOUT_CTRL0_INIT_BITNUM(1);
break;
case SND_SOC_DAIFMT_LEFT_J:
case SND_SOC_DAIFMT_RIGHT_J:
case SND_SOC_DAIFMT_DSP_B:
val |= TDMOUT_CTRL0_INIT_BITNUM(2);
skew += 1;
break;
default:
@ -147,6 +148,8 @@ static int axg_tdmout_prepare(struct regmap *map, struct axg_tdm_stream *ts)
return -EINVAL;
}
val = TDMOUT_CTRL0_INIT_BITNUM(skew);
/* Set the slot width */
val |= TDMOUT_CTRL0_BITNUM(ts->iface->slot_width - 1);
@ -234,7 +237,10 @@ static const struct axg_tdm_formatter_driver axg_tdmout_drv = {
.component_drv = &axg_tdmout_component_drv,
.regmap_cfg = &axg_tdmout_regmap_cfg,
.ops = &axg_tdmout_ops,
.invert_sclk = true,
.quirks = &(const struct axg_tdm_formatter_hw) {
.invert_sclk = true,
.skew_offset = 1,
},
};
static const struct of_device_id axg_tdmout_of_match[] = {