Unverified Commit 775f5729 authored Jun 24, 2025 by Charles Keepax Committed by Mark Brown Jun 30, 2025

ASoC: SDCA: Add flag for unused IRQs



Zero is a valid SDCA IRQ interrupt position so add a special value to
indicate that the IRQ is not used.

Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>
Link: https://patch.msgid.link/20250624122844.2761627-6-ckeepax@opensource.cirrus.com


Signed-off-by: Mark Brown <broonie@kernel.org>

parent 37d2aa62

include/sound/sdca_function.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,8 @@ struct device;
		struct sdca_entity;
		struct sdca_function_desc;

		#define SDCA_NO_INTERRUPT -1

		/*
		* The addressing space for SDCA relies on 7 bits for Entities, so a
		* maximum of 128 Entities per function can be represented.

sound/soc/sdca/sdca_functions.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -912,6 +912,8 @@ static int find_sdca_entity_control(struct device dev, struct sdca_entity enti
		&tmp);
		if (!ret)
		control->interrupt_position = tmp;
		else
		control->interrupt_position = SDCA_NO_INTERRUPT;

		control->label = find_sdca_control_label(dev, entity, control);
		if (!control->label)