From patchwork Tue Nov 24 05:02:35 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [MTD,NAND] pxa3xx_nand: Fix PIO data transfer Date: Mon, 23 Nov 2009 19:02:35 -0000 From: David Hunter X-Patchwork-Id: 39150 Message-Id: <1259038955-10416-1-git-send-email-hunterd42@gmail.com> To: linux-mtd@lists.infradead.org Cc: David Hunter The shift operator used here to convert from bytes to 32-bit words is backwards. Signed-off-by: David Hunter --- drivers/mtd/nand/pxa3xx_nand.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 6ea520a..75aa871 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -489,7 +489,7 @@ static int handle_data_pio(struct pxa3xx_nand_info *info) switch (info->state) { case STATE_PIO_WRITING: __raw_writesl(info->mmio_base + NDDB, info->data_buff, - info->data_size << 2); + info->data_size >> 2); enable_int(info, NDSR_CS0_BBD | NDSR_CS0_CMDD); @@ -501,7 +501,7 @@ static int handle_data_pio(struct pxa3xx_nand_info *info) break; case STATE_PIO_READING: __raw_readsl(info->mmio_base + NDDB, info->data_buff, - info->data_size << 2); + info->data_size >> 2); break; default: printk(KERN_ERR "%s: invalid state %d\n", __func__,