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ASoC: rt1316-sdw: get BQ params property and apply them

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If the machine driver level sets the BQ params into the device property,
the codec driver will get the BQ params and apply them.

Signed-off-by: Shuming Fan <shumingf@realtek.com>
Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
Link: https://lore.kernel.org/r/20221109091244.17198-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shuming Fan 2022-11-09 17:12:44 +08:00 committed by Mark Brown
parent 5efb40b335
commit 3c46b589db
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 41 additions and 0 deletions
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39
sound/soc/codecs/rt1316-sdw.c
View File

@ -254,6 +254,17 @@ static int rt1316_read_prop(struct sdw_slave *slave)
return 0;
}
static void rt1316_apply_bq_params(struct rt1316_sdw_priv *rt1316)
{
unsigned int i, reg, data;
for (i = 0; i < rt1316->bq_params_cnt; i += 3) {
reg = rt1316->bq_params[i] | (rt1316->bq_params[i + 1] << 8);
data = rt1316->bq_params[i + 2];
regmap_write(rt1316->regmap, reg, data);
}
}
static int rt1316_io_init(struct device *dev, struct sdw_slave *slave)
{
struct rt1316_sdw_priv *rt1316 = dev_get_drvdata(dev);
@ -590,14 +601,42 @@ static struct sdw_slave_ops rt1316_slave_ops = {
.update_status = rt1316_update_status,
};
static int rt1316_sdw_parse_dt(struct rt1316_sdw_priv *rt1316, struct device *dev)
{
int ret = 0;
device_property_read_u32(dev, "realtek,bq-params-cnt", &rt1316->bq_params_cnt);
if (rt1316->bq_params_cnt) {
rt1316->bq_params = devm_kzalloc(dev, rt1316->bq_params_cnt, GFP_KERNEL);
if (!rt1316->bq_params) {
dev_err(dev, "Could not allocate bq_params memory\n");
ret = -ENOMEM;
} else {
ret = device_property_read_u8_array(dev, "realtek,bq-params", rt1316->bq_params, rt1316->bq_params_cnt);
if (ret < 0)
dev_err(dev, "Could not read list of realtek,bq-params\n");
}
}
dev_dbg(dev, "bq_params_cnt=%d\n", rt1316->bq_params_cnt);
return ret;
}
static int rt1316_sdw_component_probe(struct snd_soc_component *component)
{
struct rt1316_sdw_priv *rt1316 = snd_soc_component_get_drvdata(component);
int ret;
rt1316->component = component;
rt1316_sdw_parse_dt(rt1316, &rt1316->sdw_slave->dev);
ret = pm_runtime_resume(component->dev);
if (ret < 0 && ret != -EACCES)
return ret;
/* apply BQ params */
rt1316_apply_bq_params(rt1316);
return 0;
}

2
sound/soc/codecs/rt1316-sdw.h
View File

@ -46,6 +46,8 @@ struct rt1316_sdw_priv {
struct sdw_bus_params params;
bool hw_init;
bool first_hw_init;
unsigned char *bq_params;
unsigned int bq_params_cnt;
};
struct sdw_stream_data {