[PATCH 01/14] dma: sun6i-dma: Add burst case of 4

From: MylÃne Josserand
Date: Tue Oct 04 2016 - 05:47:54 EST


Add the case of a burst of 4 which is handled by the SoC.

Signed-off-by: MylÃne Josserand <mylene.josserand@xxxxxxxxxxxxxxxxxx>
---
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 8346199..0485204 100644
--- a/drivers/dma/sun6i-dma.c
+++ b/drivers/dma/sun6i-dma.c
@@ -240,6 +240,8 @@ static inline s8 convert_burst(u32 maxburst)
switch (maxburst) {
case 1:
return 0;
+ case 4:
+ return 1;
case 8:
return 2;
default:
--
2.9.3