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Subject[PATCH] ASoC: sprd: Allow the MCDT driver to build into modules
Date
Change the config to 'tristate' for MCDT driver to allow it to build into
modules, as well as changing to use IS_ENABLED() to validate if need supply
dummy functions when building the MCDT driver as a module.

Signed-off-by: Baolin Wang <baolin.wang7@gmail.com>
---
sound/soc/sprd/Kconfig | 2 +-
sound/soc/sprd/sprd-mcdt.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/sprd/Kconfig b/sound/soc/sprd/Kconfig
index 5474fd3..5e0ac82 100644
--- a/sound/soc/sprd/Kconfig
+++ b/sound/soc/sprd/Kconfig
@@ -8,7 +8,7 @@ config SND_SOC_SPRD
the Spreadtrum SoCs' Audio interfaces.

config SND_SOC_SPRD_MCDT
- bool "Spreadtrum multi-channel data transfer support"
+ tristate "Spreadtrum multi-channel data transfer support"
depends on SND_SOC_SPRD
help
Say y here to enable multi-channel data transfer support. It
diff --git a/sound/soc/sprd/sprd-mcdt.h b/sound/soc/sprd/sprd-mcdt.h
index 9cc7e207..679e3af 100644
--- a/sound/soc/sprd/sprd-mcdt.h
+++ b/sound/soc/sprd/sprd-mcdt.h
@@ -48,7 +48,7 @@ struct sprd_mcdt_chan {
struct list_head list;
};

-#ifdef CONFIG_SND_SOC_SPRD_MCDT
+#if IS_ENABLED(CONFIG_SND_SOC_SPRD_MCDT)
struct sprd_mcdt_chan *sprd_mcdt_request_chan(u8 channel,
enum sprd_mcdt_channel_type type);
void sprd_mcdt_free_chan(struct sprd_mcdt_chan *chan);
--
1.9.1
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