From: Arnd Bergmann <a...@arndb.de>
The symbol "nuc900_ac97_data" is used by the nuc900_pcm driver,
which may be a loadable module, so we should export it.
If one tries to build SND_SOC_NUC900 without SND_SOC_NUC900_AC97,
the kernel fails to link because of the reference to nuc900_ac97_data.
Signed-off-by: Arnd Bergmann <a...@arndb.de>
Signed-off-by: Xia Kaixu <kaixu....@linaro.org>
Cc: Mark Brown <broo...@kernel.org>
Cc: Liam Girdwood <lgirdw...@gmail.com>
Cc: Wan ZongShun <mcuos....@gmail.com>
Cc: alsa-de...@alsa-project.org
Cc: linux-arm-ker...@lists.infradead.org
---
sound/soc/nuc900/Kconfig | 1 +
sound/soc/nuc900/nuc900-ac97.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/sound/soc/nuc900/Kconfig b/sound/soc/nuc900/Kconfig
index a0ed1c6..7f0c954 100644
--- a/sound/soc/nuc900/Kconfig
+++ b/sound/soc/nuc900/Kconfig
@@ -4,6 +4,7 @@
config SND_SOC_NUC900
tristate "SoC Audio for NUC900 series"
depends on ARCH_W90X900
+ select SND_SOC_NUC900_AC97
help
This option enables support for AC97 mode on the NUC900 SoC.
diff --git a/sound/soc/nuc900/nuc900-ac97.c b/sound/soc/nuc900/nuc900-ac97.c
index 8987bf9..f2f6794 100644
--- a/sound/soc/nuc900/nuc900-ac97.c
+++ b/sound/soc/nuc900/nuc900-ac97.c
@@ -28,6 +28,7 @@
static DEFINE_MUTEX(ac97_mutex);
struct nuc900_audio *nuc900_ac97_data;
+EXPORT_SYMBOL_GPL(nuc900_ac97_data);
static int nuc900_checkready(void)
{
--
1.7.9.5
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