[PATCH 1/3] spi: pl022: Use typedef for dma_filter_fn

[Krzysztof Kozlowski]

Use existing typedef for dma_filter_fn to avoid duplicating type
definition.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
 include/linux/amba/pl022.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/linux/amba/pl022.h b/include/linux/amba/pl022.h
index 9bf58aac0df2..e08488df6d28 100644
--- a/include/linux/amba/pl022.h
+++ b/include/linux/amba/pl022.h
@@ -16,6 +16,7 @@
 #ifndef _SSP_PL022_H
 #define _SSP_PL022_H
 
+#include <linux/dmaengine.h>
 #include <linux/types.h>
 
 /**
@@ -235,7 +236,7 @@ struct dma_chan;
 struct pl022_ssp_controller {
 	u16 bus_id;
 	u8 enable_dma:1;
-	bool (*dma_filter)(struct dma_chan *chan, void *filter_param);
+	dma_filter_fn dma_filter;
 	void *dma_rx_param;
 	void *dma_tx_param;
 	int autosuspend_delay;
-- 
2.34.1