In case of using different type of speaker, support using different dsm parameter bin file for each amp connected.
Signed-off-by: Steve Lee steves.lee@maximintegrated.com --- sound/soc/codecs/max98390.c | 20 +++++++++++++++----- sound/soc/codecs/max98390.h | 1 + 2 files changed, 16 insertions(+), 5 deletions(-)
diff --git a/sound/soc/codecs/max98390.c b/sound/soc/codecs/max98390.c index 94773ccee9d5..82d2dd52c17d 100644 --- a/sound/soc/codecs/max98390.c +++ b/sound/soc/codecs/max98390.c @@ -765,15 +765,20 @@ static int max98390_dsm_init(struct snd_soc_component *component) vendor = dmi_get_system_info(DMI_SYS_VENDOR); product = dmi_get_system_info(DMI_PRODUCT_NAME);
- if (vendor && product) { - snprintf(filename, sizeof(filename), "dsm_param_%s_%s.bin", - vendor, product); + if (!strcmp(max98390->dsm_param_name, "default")) { + if (vendor && product) { + snprintf(filename, sizeof(filename), + "dsm_param_%s_%s.bin", vendor, product); + } else { + sprintf(filename, "dsmparam.bin"); + } } else { - sprintf(filename, "dsm_param.bin"); + snprintf(filename, sizeof(filename), "%s", + max98390->dsm_param_name); } ret = request_firmware(&fw, filename, component->dev); if (ret) { - ret = request_firmware(&fw, "dsm_param.bin", component->dev); + ret = request_firmware(&fw, "dsmparam.bin", component->dev); if (ret) goto err; } @@ -1047,6 +1052,11 @@ static int max98390_i2c_probe(struct i2c_client *i2c, __func__, max98390->ref_rdc_value, max98390->ambient_temp_value);
+ ret = device_property_read_string(&i2c->dev, "maxim,dsm_param_name", + &max98390->dsm_param_name); + if (ret) + max98390->dsm_param_name = "default"; + /* voltage/current slot configuration */ max98390_slot_config(i2c, max98390);
diff --git a/sound/soc/codecs/max98390.h b/sound/soc/codecs/max98390.h index e31516717d3b..c250740f73a2 100644 --- a/sound/soc/codecs/max98390.h +++ b/sound/soc/codecs/max98390.h @@ -662,5 +662,6 @@ struct max98390_priv { unsigned int i_l_slot; unsigned int ref_rdc_value; unsigned int ambient_temp_value; + const char *dsm_param_name; }; #endif