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From: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Cc: "Paoletti, Tomaso" <Tomaso.Paoletti@caviumnetworks.com>
Subject: [PATCH] Don't unmap the memory for dma_sync*.
Date: Fri, 17 Oct 2008 17:48:53 -0700	[thread overview]
Message-ID: <48F93275.8010305@caviumnetworks.com> (raw)

Don't unmap the memory for dma_sync*.

This must have been typo, it cannot have been correct.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
---
 arch/mips/mm/dma-default.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 891312f..5b98d0e 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -324,7 +324,6 @@ void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
 		if (cpu_is_noncoherent_r10000(dev))
 			__dma_sync((unsigned long)page_address(sg_page(sg)),
 			           sg->length, direction);
-		plat_unmap_dma_mem(sg->dma_address);
 	}
 }
 
@@ -342,7 +341,6 @@ void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nele
 		if (!plat_device_is_coherent(dev))
 			__dma_sync((unsigned long)page_address(sg_page(sg)),
 			           sg->length, direction);
-		plat_unmap_dma_mem(sg->dma_address);
 	}
 }
 

             reply	other threads:[~2008-10-18  0:49 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-18  0:48 David Daney [this message]
2008-10-18 11:02 ` [PATCH] Don't unmap the memory for dma_sync* Ralf Baechle

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