[PATCH -next] ASoC: omap: add sdma-pcm.c MODULE_LICENSE

[Randy Dunlap]

From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

ASoC: omap: add sdma-pcm.c MODULE_LICENSE

Fixes this build warning:

WARNING: modpost: missing MODULE_LICENSE() in sound/soc/omap/snd-soc-sdma.o

Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
Cc: Jarkko Nikula <jarkko.nikula@xxxxxxxxxx>
Cc: Liam Girdwood <lgirdwood@xxxxxxxxx>
Cc: Mark Brown <broonie@xxxxxxxxxx>
---
 sound/soc/omap/sdma-pcm.c |    3 +++
 1 file changed, 3 insertions(+)

--- linux-next-20180510.orig/sound/soc/omap/sdma-pcm.c
+++ linux-next-20180510/sound/soc/omap/sdma-pcm.c
@@ -9,6 +9,7 @@
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
 #include <sound/dmaengine_pcm.h>
+#include <linux/module.h>
 #include <linux/omap-dma.h>
 
 #include "sdma-pcm.h"
@@ -66,3 +67,5 @@ int sdma_pcm_platform_register(struct de
 	return devm_snd_dmaengine_pcm_register(dev, config, flags);
 }
 EXPORT_SYMBOL_GPL(sdma_pcm_platform_register);
+
+MODULE_LICENSE("GPL v2");