[PATCH] ASoC: meson: Remove unused declartion in header file

[Zhang Zekun <zhangzekun11@xxxxxxxxxx>]

The declaration of aiu_fifo_hw_free() has been removed since
commit e05cde84eabc ("ASoC: meson: Use managed DMA buffer allocation").
Let's remove the unused declaration.

Signed-off-by: Zhang Zekun <zhangzekun11@xxxxxxxxxx>
---
 sound/soc/meson/aiu-fifo.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/sound/soc/meson/aiu-fifo.h b/sound/soc/meson/aiu-fifo.h
index 84ab4577815a..b02cfcc4de7f 100644
--- a/sound/soc/meson/aiu-fifo.h
+++ b/sound/soc/meson/aiu-fifo.h
@@ -38,8 +38,6 @@ int aiu_fifo_prepare(struct snd_pcm_substream *substream,
 int aiu_fifo_hw_params(struct snd_pcm_substream *substream,
 		       struct snd_pcm_hw_params *params,
 		       struct snd_soc_dai *dai);
-int aiu_fifo_hw_free(struct snd_pcm_substream *substream,
-		     struct snd_soc_dai *dai);
 int aiu_fifo_startup(struct snd_pcm_substream *substream,
 		     struct snd_soc_dai *dai);
 void aiu_fifo_shutdown(struct snd_pcm_substream *substream,
-- 
2.17.1