From: David Woodhouse <David.Woodhouse@intel.com>
Date: Thu, 11 Mar 2010 17:25:14 +0000 (-0800)
Subject: mtd/nand/r852: Use pci_dma_mapping_error()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0c82d3ce2f479c728f99e228d9ae32a9cd853c5a;p=linux-beck.git

mtd/nand/r852: Use pci_dma_mapping_error()

... instead of comparing with DMA_ERROR_CODE, which will only work on
powerpc/sparc/x86.

Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---

diff --git a/drivers/mtd/nand/r852.c b/drivers/mtd/nand/r852.c
index 06f07bb414a8..96bfbd8e8fdb 100644
--- a/drivers/mtd/nand/r852.c
+++ b/drivers/mtd/nand/r852.c
@@ -197,7 +197,7 @@ static void r852_do_dma(struct r852_device *dev, uint8_t *buf, int do_read)
 			R852_DMA_LEN,
 			(do_read ? PCI_DMA_FROMDEVICE : PCI_DMA_TODEVICE));
 
-		if (dev->phys_dma_addr == DMA_ERROR_CODE)
+		if (pci_dma_mapping_error(dev->pci_dev, dev->phys_dma_addr))
 			bounce = 1;
 	}