Unverified Commit 05892464 authored by Curtis Malainey's avatar Curtis Malainey Committed by Mark Brown
Browse files

ASoC: Intel: sof_cirrus_common: Guard against missing buses 



Even if we find a acpi device we can still be missing the physical node.

Signed-off-by: default avatarCurtis Malainey <cujomalainey@chromium.org>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20230419195524.46995-2-pierre-louis.bossart@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 09cda705

sound/soc/intel/boards/sof_cirrus_common.c

+6 −1
Original line number Diff line number Diff line
@@ -168,11 +168,16 @@ static int cs35l41_compute_codec_conf(void) 
			continue;

		}

		physdev = get_device(acpi_get_first_physical_node(adev));

		acpi_dev_put(adev);

		if (!physdev) {

			pr_devel("Cannot find physical node for HID %s UID %u (%s)\n", CS35L41_HID,

					uid, cs35l41_name_prefixes[uid]);

			return 0;

		}

		cs35l41_components[sz].name = dev_name(physdev);

		cs35l41_components[sz].dai_name = CS35L41_CODEC_DAI;

		cs35l41_codec_conf[sz].dlc.name = dev_name(physdev);

		cs35l41_codec_conf[sz].name_prefix = cs35l41_name_prefixes[uid];

		acpi_dev_put(adev);

		sz++;

	}