Unverified Commit 8987986b authored by Lucas Tanure's avatar Lucas Tanure Committed by Mark Brown
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ASoC: cs35l41: Steam Deck Shared boost properties quirk 



Add support for Steam Deck bios old properties. If a Steam deck didn't
upgrade the BIOS, the driver should be able to handle the previous
properties for shared boost types.

Signed-off-by: default avatarLucas Tanure <lucas.tanure@collabora.com>
Acked-by: default avatarCharles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230309140051.945329-1-lucas.tanure@collabora.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f6b16c30

sound/soc/codecs/cs35l41.c

+15 −3
Original line number Diff line number Diff line
@@ -1022,9 +1022,21 @@ static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cf 
	unsigned int val;

	int ret;



	/* Some ACPI systems received the Shared Boost feature before the upstream driver,

	 * leaving those systems with deprecated _DSD properties.

	 * To correctly configure those systems add shared-boost-active and shared-boost-passive

	 * properties mapped to the correct value in boost-type.

	 * These two are not DT properties and should not be used in new systems designs.

	 */

	if (device_property_read_bool(dev, "cirrus,shared-boost-active")) {

		hw_cfg->bst_type = CS35L41_SHD_BOOST_ACTV;

	} else if (device_property_read_bool(dev, "cirrus,shared-boost-passive")) {

		hw_cfg->bst_type = CS35L41_SHD_BOOST_PASS;

	} else {

		ret = device_property_read_u32(dev, "cirrus,boost-type", &val);

		if (ret >= 0)

			hw_cfg->bst_type = val;

	}



	ret = device_property_read_u32(dev, "cirrus,boost-peak-milliamp", &val);

	if (ret >= 0)