From: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
To: Mans Rullgard <mans@mansr.com>, Vinod Koul <vinod.koul@intel.com>
Cc: <dmaengine@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
Sebastian Frias <sf84@laposte.net>, Mason <slash.tmp@free.fr>,
Thibaud Cornic <thibaud_cornic@sigmadesigns.com>
Subject: [PATCH 4/6] Fixup tangox_dma_sbox_map
Date: Wed, 23 Nov 2016 17:51:53 +0100 [thread overview]
Message-ID: <5835C929.4020100@sigmadesigns.com> (raw)
In-Reply-To: <5835C84A.6000706@sigmadesigns.com>
---
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
next prev parent reply other threads:[~2016-11-23 17:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-23 16:48 Driver for tango DMA engine Marc Gonzalez
2016-11-23 16:49 ` [PATCH 1/6] dmaengine: Import tango MBUS driver Marc Gonzalez
2016-11-23 16:50 ` [PATCH 2/6] Provide names for SBOX register offsets Marc Gonzalez
2016-11-23 16:51 ` [PATCH 3/6] Fixup for tango4 support Marc Gonzalez
2016-11-23 16:51 ` Marc Gonzalez [this message]
2016-11-23 16:56 ` [PATCH 5/6] Fixup tangox_dma_reset Marc Gonzalez
2016-11-23 16:56 ` [PATCH 6/6] Relax write accesses Marc Gonzalez
2016-11-23 17:27 ` Driver for tango DMA engine Måns Rullgård
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