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-rw-r--r--sound/arm/devdma.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/arm/devdma.h b/sound/arm/devdma.h
new file mode 100644
index 0000000..5a33b6b
--- /dev/null
+++ b/sound/arm/devdma.h
@@ -0,0 +1,3 @@
+void devdma_hw_free(struct device *dev, snd_pcm_substream_t *substream);
+int devdma_hw_alloc(struct device *dev, snd_pcm_substream_t *substream, size_t size);
+int devdma_mmap(struct device *dev, snd_pcm_substream_t *substream, struct vm_area_struct *vma);
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