Unverified Commit 58dec4fa authored by Maciej Strozek's avatar Maciej Strozek Committed by Mark Brown
Browse files

ASoC: SDCA: mask Function_Status value 



According to the SDCA specification [1], when writing Function_Status during
handling this control, the value should mask off bit 7.

[1] MIPI Specification for SoundWire Device Class for Audio, version
    1.1, section 7.14.1.3 (Host Software Handling of Function_Status)

Signed-off-by: default avatarMaciej Strozek <mstrozek@opensource.cirrus.com>
Signed-off-by: default avatarCharles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20260408093835.2881486-3-ckeepax@opensource.cirrus.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 23e0cbe5

sound/soc/sdca/sdca_interrupts.c

+1 −1
Original line number Diff line number Diff line
@@ -138,7 +138,7 @@ static irqreturn_t function_status_handler(int irq, void *data) 
		}

	}



	ret = regmap_write(interrupt->function_regmap, reg, val);

	ret = regmap_write(interrupt->function_regmap, reg, val & 0x7F);

	if (ret < 0) {

		dev_err(dev, "failed to clear function status: %d\n", ret);

		goto error;