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Groups > linux.kernel > #1528608

[PATCH 4/6] Fixup tangox_dma_sbox_map

From Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Newsgroups linux.kernel
Subject [PATCH 4/6] Fixup tangox_dma_sbox_map
Date 2016-11-23 18:10 +0100
Message-ID <sGJdw-7F0-29@gated-at.bofh.it> (permalink)
References <sGJ3P-7mu-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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---
 drivers/dma/tango-dma.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/tango-dma.c b/drivers/dma/tango-dma.c
index 6a32d234ffb0..5250c053a7b9 100644
--- a/drivers/dma/tango-dma.c
+++ b/drivers/dma/tango-dma.c
@@ -108,11 +108,11 @@ static struct tangox_dma_desc *tangox_dma_alloc_desc(unsigned int num_sgs)
 
 static void tangox_dma_sbox_map(struct tangox_dma_device *dev, int src, int dst)
 {
-	void __iomem *addr = dev->sbox_base + 8;
+	void __iomem *addr = dev->sbox_base + SBOX_ROUTE;
 	int shift = (dst - 1) * 4;
 
-	if (shift > 31) {
-		addr += 4;
+	if (dst > 8) {
+		addr = dev->sbox_base + SBOX_ROUTE2;
 		shift -= 32;
 	}
 
-- 
2.9.0

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Thread

Driver for tango DMA engine Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:00 +0100
  [PATCH 6/6] Relax write accesses Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:00 +0100
  [PATCH 3/6] Fixup for tango4 support Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:00 +0100
  [PATCH 1/6] dmaengine: Import tango MBUS driver Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:00 +0100
  [PATCH 5/6] Fixup tangox_dma_reset Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:00 +0100
  [PATCH 2/6] Provide names for SBOX register offsets Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:00 +0100
  [PATCH 4/6] Fixup tangox_dma_sbox_map Marc Gonzalez <marc_gonzalez@sigmadesigns.com> - 2016-11-23 18:10 +0100
  Re: Driver for tango DMA engine Måns Rullgård <mans@mansr.com> - 2016-11-23 18:30 +0100

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