[PATCH 3/5] dmaengine: sun6i: Add 4 as a possible bust value

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Some DMA transfers, as for H3 audio, ask for 4 as a bust value.

Signed-off-by: Jean-Francois Moine <moinejf@xxxxxxx>
---
 drivers/dma/sun6i-dma.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c
index 3579ee7..7c98c0d 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c
@@ -238,6 +238,8 @@ static inline s8 convert_burst(u32 maxburst)
 	switch (maxburst) {
 	case 1:
 		return 0;
+	case 4:
+		return 1;
 	case 8:
 		return 2;
 	default:
-- 
2.7.2

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