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[v2,2/2] ASoC: meson: aiu: fix duplicate debugfs directory error

Message ID 38053baf-c33b-7fdf-7593-99b22153a9c0@gmail.com (mailing list archive)
State New, archived
Headers show
Series ASoC: meson: aiu: fix duplicate debugfs directory error | expand

Commit Message

Heiner Kallweit March 9, 2022, 8:23 p.m. UTC
On a S905W-based system I get the following error:
debugfs: Directory 'c1105400.audio-controller' with parent 'P230-Q200' already present!

Turned out that multiple components having the same name triggers this
error in soc_init_component_debugfs(). With the patch the error is gone
and that's the debugfs entries.

/sys/kernel/debug/asoc/P230-Q200/acodec:c1105400.audio-controller
/sys/kernel/debug/asoc/P230-Q200/hdmi:c1105400.audio-controller
/sys/kernel/debug/asoc/P230-Q200/cpu:c1105400.audio-controller

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
---
 sound/soc/meson/aiu-acodec-ctrl.c | 3 +++
 sound/soc/meson/aiu-codec-ctrl.c  | 3 +++
 sound/soc/meson/aiu.c             | 3 +++
 3 files changed, 9 insertions(+)
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Patch

diff --git a/sound/soc/meson/aiu-acodec-ctrl.c b/sound/soc/meson/aiu-acodec-ctrl.c
index 27a6d3259..22e181646 100644
--- a/sound/soc/meson/aiu-acodec-ctrl.c
+++ b/sound/soc/meson/aiu-acodec-ctrl.c
@@ -193,6 +193,9 @@  static const struct snd_soc_component_driver aiu_acodec_ctrl_component = {
 	.of_xlate_dai_name	= aiu_acodec_of_xlate_dai_name,
 	.endianness		= 1,
 	.non_legacy_dai_naming	= 1,
+#ifdef CONFIG_DEBUG_FS
+	.debugfs_prefix		= "acodec",
+#endif
 };
 
 int aiu_acodec_ctrl_register_component(struct device *dev)
diff --git a/sound/soc/meson/aiu-codec-ctrl.c b/sound/soc/meson/aiu-codec-ctrl.c
index c3ea733fc..59ee66fc2 100644
--- a/sound/soc/meson/aiu-codec-ctrl.c
+++ b/sound/soc/meson/aiu-codec-ctrl.c
@@ -140,6 +140,9 @@  static const struct snd_soc_component_driver aiu_hdmi_ctrl_component = {
 	.of_xlate_dai_name	= aiu_hdmi_of_xlate_dai_name,
 	.endianness		= 1,
 	.non_legacy_dai_naming	= 1,
+#ifdef CONFIG_DEBUG_FS
+	.debugfs_prefix		= "hdmi",
+#endif
 };
 
 int aiu_hdmi_ctrl_register_component(struct device *dev)
diff --git a/sound/soc/meson/aiu.c b/sound/soc/meson/aiu.c
index d299a70db..88e611e64 100644
--- a/sound/soc/meson/aiu.c
+++ b/sound/soc/meson/aiu.c
@@ -103,6 +103,9 @@  static const struct snd_soc_component_driver aiu_cpu_component = {
 	.pointer		= aiu_fifo_pointer,
 	.probe			= aiu_cpu_component_probe,
 	.remove			= aiu_cpu_component_remove,
+#ifdef CONFIG_DEBUG_FS
+	.debugfs_prefix		= "cpu",
+#endif
 };
 
 static struct snd_soc_dai_driver aiu_cpu_dai_drv[] = {