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[PATCH] Don't unmap the memory for dma_sync*.

To: linux-mips@linux-mips.org
Subject: [PATCH] Don't unmap the memory for dma_sync*.
From: David Daney <ddaney@caviumnetworks.com>
Date: Fri, 17 Oct 2008 17:48:53 -0700
Cc: "Paoletti, Tomaso" <Tomaso.Paoletti@caviumnetworks.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org
User-agent: Thunderbird 2.0.0.16 (X11/20080723)
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);
        }
}


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