[PATCH AUTOSEL 4.9 090/141] ASoC: atmel: fix build error with CONFIG_SND_ATMEL_SOC_DMA=m

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From: Chen Zhou <chenzhou10@xxxxxxxxxx>

[ Upstream commit 8fea78029f5e6ed734ae1957bef23cfda1af4354 ]

If CONFIG_SND_ATMEL_SOC_DMA=m, build error:

sound/soc/atmel/atmel_ssc_dai.o: In function `atmel_ssc_set_audio':
(.text+0x7cd): undefined reference to `atmel_pcm_dma_platform_register'

Function atmel_pcm_dma_platform_register is defined under
CONFIG SND_ATMEL_SOC_DMA, so select SND_ATMEL_SOC_DMA in
CONFIG SND_ATMEL_SOC_SSC, same to CONFIG_SND_ATMEL_SOC_PDC.

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Chen Zhou <chenzhou10@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20200113133242.144550-1-chenzhou10@xxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 sound/soc/atmel/Kconfig | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/atmel/Kconfig b/sound/soc/atmel/Kconfig
index 22aec9a1e9a49..838d03a138ca2 100644
--- a/sound/soc/atmel/Kconfig
+++ b/sound/soc/atmel/Kconfig
@@ -25,6 +25,8 @@ config SND_ATMEL_SOC_DMA
 
 config SND_ATMEL_SOC_SSC_DMA
 	tristate
+	select SND_ATMEL_SOC_DMA
+	select SND_ATMEL_SOC_PDC
 
 config SND_ATMEL_SOC_SSC
 	tristate
-- 
2.20.1

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