From: Charles Keepax Date: Tue, 24 Jun 2025 12:28:42 +0000 (+0100) Subject: ASoC: SDCA: Add flag for unused IRQs X-Git-Tag: v6.16.2~396 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6e7004b0d80b5311ff119dd488c92fc287a3392b;p=thirdparty%2Fkernel%2Fstable.git ASoC: SDCA: Add flag for unused IRQs [ Upstream commit 775f5729b47d8737f4f98e0141f61b3358245398 ] 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 Signed-off-by: Charles Keepax Reviewed-by: Pierre-Louis Bossart Link: https://patch.msgid.link/20250624122844.2761627-6-ckeepax@opensource.cirrus.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- diff --git a/include/sound/sdca_function.h b/include/sound/sdca_function.h index eaedb54a83227..b43bda42eeca6 100644 --- a/include/sound/sdca_function.h +++ b/include/sound/sdca_function.h @@ -16,6 +16,8 @@ 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. diff --git a/sound/soc/sdca/sdca_functions.c b/sound/soc/sdca/sdca_functions.c index 28e9e6de6d5db..050f7338aca95 100644 --- a/sound/soc/sdca/sdca_functions.c +++ b/sound/soc/sdca/sdca_functions.c @@ -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)