From 9d64db6419146c7aa8528e74ae21e45d4622d789 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 4 Nov 2015 16:38:31 +0300 Subject: [PATCH] dmaengine: edma: predecence bug in GET_NUM_QDMACH() The current code uses bits 0-2 instead of 4-6 as the comment says. Fixes: ed1f2f1e1b89 ('dmaengine: edma: Get qDMA channel information from HW also') Signed-off-by: Dan Carpenter Acked-by: Peter Ujfalusi Signed-off-by: Vinod Koul --- drivers/dma/edma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index c69d22c0b9ba7..0675e268d5777 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -107,7 +107,7 @@ /* CCCFG register */ #define GET_NUM_DMACH(x) (x & 0x7) /* bits 0-2 */ -#define GET_NUM_QDMACH(x) (x & 0x70 >> 4) /* bits 4-6 */ +#define GET_NUM_QDMACH(x) ((x & 0x70) >> 4) /* bits 4-6 */ #define GET_NUM_PAENTRY(x) ((x & 0x7000) >> 12) /* bits 12-14 */ #define GET_NUM_EVQUE(x) ((x & 0x70000) >> 16) /* bits 16-18 */ #define GET_NUM_REGN(x) ((x & 0x300000) >> 20) /* bits 20-21 */ -- 2.39.5