linux-kernel - [PATCH 2/2] asoc: simple_card: Show if link is unidirectional

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Message-Id: <20241231033841.6213-3-gordoste@iinet.net.au>
Date: Tue, 31 Dec 2024 14:38:41 +1100
From: Stephen Gordon <gordoste@...et.net.au>
To: kuninori.morimoto.gx@...esas.com,
	perex@...ex.cz,
	tiwai@...e.com
Cc: linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Stephen Gordon <gordoste@...et.net.au>
Subject: [PATCH 2/2] asoc: simple_card: Show if link is unidirectional

It is handy to know whether the link is playback-only/capture-only when
debugging.

Signed-off-by: Stephen Gordon <gordoste@...et.net.au>
---
 include/sound/simple_card_utils.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h
index af79f680c72a..fc149fc18ad6 100644
--- a/include/sound/simple_card_utils.h
+++ b/include/sound/simple_card_utils.h
@@ -267,6 +267,9 @@ static inline void simple_util_debug_info(struct simple_util_priv *priv)
 			dev_dbg(dev, "link name = %s\n", link->name);
 		if (link->dai_fmt)
 			dev_dbg(dev, "link format = %04x\n", link->dai_fmt);
+		if (link->playback_only || link->capture_only)
+			dev_dbg(dev, "link is %s only",
+				link->playback_only ? "PLAYBACK" : "CAPTURE");
 		if (props->adata.convert_rate)
 			dev_dbg(dev, "convert_rate = %d\n", props->adata.convert_rate);
 		if (props->adata.convert_channels)
-- 
2.39.5