[PATCH] ASoC: amd: acp: Fix linker error with SDCA quirks

From: Syed Saba Kareem

Date: Fri Jun 19 2026 - 08:44:06 EST


From: Syed Saba Kareem <Syed.SabaKareem@xxxxxxx>

Fix undefined reference to `snd_soc_acpi_amd_sdca_is_device_rt712_vb`
linker error when CONFIG_SND_SOC_ACPI_AMD_MATCH=y and
CONFIG_SND_SOC_ACPI_AMD_SDCA_QUIRKS=m, which causes built-in code to
reference a symbol only available in a module.

Fix this by changing SND_SOC_ACPI_AMD_SDCA_QUIRKS from tristate to bool
and compiling the quirks code directly into snd-soc-acpi-amd-match
rather than as a separate module. This ensures the quirks symbols are
always available at link time when the match tables reference them.

Fixes: 10d366a846be ("ASoC: amd: acp: Fix Kconfig dependencies for SND_SOC_ACPI_AMD_SDCA_QUIRKS")
Reported-by: Arnd Bergmann <arnd@xxxxxxxx>
Tested-by: Arnd Bergmann <arnd@xxxxxxxx>
Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@xxxxxxx>
Reviewed-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
---
sound/soc/amd/acp/Kconfig | 10 +++++++---
sound/soc/amd/acp/Makefile | 3 +--
sound/soc/amd/acp/amd-acp70-acpi-match.c | 2 +-
sound/soc/amd/acp/soc-acpi-amd-sdca-quirks.c | 4 ----
4 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/sound/soc/amd/acp/Kconfig b/sound/soc/amd/acp/Kconfig
index 977e4f2a7a70..d3c860303a7d 100644
--- a/sound/soc/amd/acp/Kconfig
+++ b/sound/soc/amd/acp/Kconfig
@@ -15,13 +15,17 @@ config SND_SOC_AMD_ACP_COMMON

config SND_SOC_ACPI_AMD_MATCH
tristate
- select SND_SOC_ACPI_AMD_SDCA_QUIRKS if SND_SOC_SDCA
select SND_SOC_ACPI if ACPI

config SND_SOC_ACPI_AMD_SDCA_QUIRKS
- tristate
- depends on ACPI
+ bool "AMD ACPI SDCA quirks"
+ depends on SND_SOC_ACPI_AMD_MATCH
depends on SND_SOC_SDCA
+ depends on SND_SOC_ACPI_AMD_MATCH = m || SND_SOC_SDCA = y
+ default y
+ help
+ Enable SDCA quirk support for AMD ACPI match tables.
+ This is compiled into the snd-soc-acpi-amd-match module.

if SND_SOC_AMD_ACP_COMMON

diff --git a/sound/soc/amd/acp/Makefile b/sound/soc/amd/acp/Makefile
index 81d23aded348..ab5f9dc871a6 100644
--- a/sound/soc/amd/acp/Makefile
+++ b/sound/soc/amd/acp/Makefile
@@ -24,10 +24,10 @@ snd-acp-mach-y := acp-mach-common.o
snd-acp-legacy-mach-y := acp-legacy-mach.o acp3x-es83xx/acp3x-es83xx.o
snd-acp-sof-mach-y := acp-sof-mach.o
snd-soc-acpi-amd-match-y := amd-acp63-acpi-match.o amd-acp70-acpi-match.o
+snd-soc-acpi-amd-match-$(CONFIG_SND_SOC_ACPI_AMD_SDCA_QUIRKS) += soc-acpi-amd-sdca-quirks.o
snd-acp-sdw-mach-y := acp-sdw-mach-common.o
snd-acp-sdw-sof-mach-y += acp-sdw-sof-mach.o
snd-acp-sdw-legacy-mach-y += acp-sdw-legacy-mach.o
-snd-soc-acpi-amd-sdca-quirks-y += soc-acpi-amd-sdca-quirks.o

obj-$(CONFIG_SND_SOC_AMD_ACP_PCM) += snd-acp-pcm.o
obj-$(CONFIG_SND_SOC_AMD_ACP_I2S) += snd-acp-i2s.o
@@ -41,7 +41,6 @@ obj-$(CONFIG_SND_AMD_ASOC_REMBRANDT) += snd-acp-rembrandt.o
obj-$(CONFIG_SND_AMD_ASOC_ACP63) += snd-acp63.o
obj-$(CONFIG_SND_AMD_ASOC_ACP70) += snd-acp70.o

-obj-$(CONFIG_SND_SOC_ACPI_AMD_SDCA_QUIRKS) += snd-soc-acpi-amd-sdca-quirks.o
obj-$(CONFIG_SND_AMD_SOUNDWIRE_ACPI) += snd-amd-sdw-acpi.o
obj-$(CONFIG_SND_SOC_AMD_MACH_COMMON) += snd-acp-mach.o
obj-$(CONFIG_SND_SOC_AMD_LEGACY_MACH) += snd-acp-legacy-mach.o
diff --git a/sound/soc/amd/acp/amd-acp70-acpi-match.c b/sound/soc/amd/acp/amd-acp70-acpi-match.c
index 1ae43df5da6c..3782c7014655 100644
--- a/sound/soc/amd/acp/amd-acp70-acpi-match.c
+++ b/sound/soc/amd/acp/amd-acp70-acpi-match.c
@@ -731,5 +731,5 @@ MODULE_DESCRIPTION("AMD ACP7.0 & ACP7.1 tables and support for ACPI enumeration"
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Vijendar.Mukunda@xxxxxxx");
#if IS_ENABLED(CONFIG_SND_SOC_ACPI_AMD_SDCA_QUIRKS)
-MODULE_IMPORT_NS("SND_SOC_ACPI_AMD_SDCA_QUIRKS");
+MODULE_IMPORT_NS("SND_SOC_SDCA");
#endif
diff --git a/sound/soc/amd/acp/soc-acpi-amd-sdca-quirks.c b/sound/soc/amd/acp/soc-acpi-amd-sdca-quirks.c
index 63bf9e3c0ae1..9248b6d09e76 100644
--- a/sound/soc/amd/acp/soc-acpi-amd-sdca-quirks.c
+++ b/sound/soc/amd/acp/soc-acpi-amd-sdca-quirks.c
@@ -35,8 +35,4 @@ bool snd_soc_acpi_amd_sdca_is_device_rt712_vb(void *arg)

return false;
}
-EXPORT_SYMBOL_NS(snd_soc_acpi_amd_sdca_is_device_rt712_vb, "SND_SOC_ACPI_AMD_SDCA_QUIRKS");

-MODULE_DESCRIPTION("ASoC ACPI AMD SDCA quirks");
-MODULE_LICENSE("GPL");
-MODULE_IMPORT_NS("SND_SOC_SDCA");
--
2.43.0