Unverified Commit a10facb7 authored by Steve Lee's avatar Steve Lee Committed by Mark Brown
Browse files

ASoC: max98390: Add support change dsm param name 



  In case of using different type of speaker, support
 using different dsm parameter bin file for each amp connected.

Signed-off-by: default avatarSteve Lee <steves.lee@maximintegrated.com>
Link: https://lore.kernel.org/r/20210809142140.9293-1-steves.lee@maximintegrated.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 455ecc80

sound/soc/codecs/max98390.c

+20 −6
Original line number Diff line number Diff line
@@ -765,18 +765,27 @@ 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 (!strcmp(max98390->dsm_param_name, "default")) {

		if (vendor && product) {

		snprintf(filename, sizeof(filename), "dsm_param_%s_%s.bin",

			vendor, product);

			snprintf(filename, sizeof(filename),

				"dsm_param_%s_%s.bin", vendor, product);

		} else {

			sprintf(filename, "dsm_param.bin");

		}

	} else {

		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);

		if (ret) {

			ret = request_firmware(&fw, "dsmparam.bin",

				component->dev);

			if (ret)

				goto err;

		}

	}



	dev_dbg(component->dev,

		"max98390: param fw size %zd\n",
@@ -1047,6 +1056,11 @@ 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);

sound/soc/codecs/max98390.h

+1 −0
Original line number Diff line number Diff line
@@ -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