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-rw-r--r--drivers/mtd/nand/pxa3xx_nand.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 6ea520ae2410..f463ad272d3b 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -9,6 +9,7 @@
* published by the Free Software Foundation.
*/
+#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
@@ -489,7 +490,7 @@ 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);
+ DIV_ROUND_UP(info->data_size, 4));
enable_int(info, NDSR_CS0_BBD | NDSR_CS0_CMDD);
@@ -501,7 +502,7 @@ 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);
+ DIV_ROUND_UP(info->data_size, 4));
break;
default:
printk(KERN_ERR "%s: invalid state %d\n", __func__,