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Commit 08b3af30 authored by Kyungmin Park's avatar Kyungmin Park Committed by David Woodhouse
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mtd: OneNAND: Fix page offset handling at 2KiB pagesize 



When use the 2KiB pagesize, it should be set the correct page offset.

Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
parent daf05ec0

drivers/mtd/onenand/samsung.c

+5 −2
Original line number Diff line number Diff line
@@ -651,7 +651,7 @@ static int s5pc110_read_bufferram(struct mtd_info *mtd, int area, 
	void __iomem *p;

	void *buf = (void *) buffer;

	dma_addr_t dma_src, dma_dst;

	int err, page_dma = 0;

	int err, ofs, page_dma = 0;

	struct device *dev = &onenand->pdev->dev;



	p = this->base + area;
@@ -677,10 +677,13 @@ static int s5pc110_read_bufferram(struct mtd_info *mtd, int area, 
		if (!page)

			goto normal;



		/* Page offset */

		ofs = ((size_t) buf & ~PAGE_MASK);

		page_dma = 1;



		/* DMA routine */

		dma_src = onenand->phys_base + (p - this->base);

		dma_dst = dma_map_page(dev, page, 0, count, DMA_FROM_DEVICE);

		dma_dst = dma_map_page(dev, page, ofs, count, DMA_FROM_DEVICE);

	} else {

		/* DMA routine */

		dma_src = onenand->phys_base + (p - this->base);