ALSA: hda: cs35l41: Clarify support for CSC3551 without _DSD Properties

For devices which use HID CSC3551, correct ACPI _DSD properties are
required to be able support those systems.
Add error message to clarify this.

Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220815162906.463108-1-sbinding@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index 129bffb..15e2a00 100644 (file)
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -1163,6 +1163,11 @@ static int cs35l41_no_acpi_dsd(struct cs35l41_hda *cs35l41, struct device *physd
                hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH;
                hw_cfg->gpio1.valid = true;
        } else {
+               /*
+                * Note: CLSA010(0/1) are special cases which use a slightly different design.
+                * All other HIDs e.g. CSC3551 require valid ACPI _DSD properties to be supported.
+                */
+               dev_err(cs35l41->dev, "Error: ACPI _DSD Properties are missing for HID %s.\n", hid);
                hw_cfg->valid = false;
                hw_cfg->gpio1.valid = false;
                hw_cfg->gpio2.valid = false;