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authorKoul, Vinod <vinod.koul@intel.com>2014-10-20 21:36:13 +0530
committerBrian Norris <computersforpeace@gmail.com>2014-11-05 14:27:37 -0800
commit33a87a159cca9deb29b6b72e9aed9d6644b5d1c8 (patch)
tree4bc0efc466c8406655520ee45758807e2999571f /drivers/mtd/nand/mxc_nand.c
parente8e6c875658c39624fc8cb4c6f3e1b6ab9ce1b6e (diff)
downloadlinux-33a87a159cca9deb29b6b72e9aed9d6644b5d1c8.tar.bz2
mtd: mxc_nand: use __iowrite32_copy for 32 bit copy
The driver was also using own method to do 32bit copy, turns out we have a kernel API so use that instead Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/nand/mxc_nand.c')
-rw-r--r--drivers/mtd/nand/mxc_nand.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index dba262bf766f..23e075428dc4 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -280,14 +280,10 @@ static void memcpy32_fromio(void *trg, const void __iomem *src, size_t size)
*t++ = __raw_readl(s++);
}
-static void memcpy32_toio(void __iomem *trg, const void *src, int size)
+static inline void memcpy32_toio(void __iomem *trg, const void *src, int size)
{
- int i;
- u32 __iomem *t = trg;
- const u32 *s = src;
-
- for (i = 0; i < (size >> 2); i++)
- __raw_writel(*s++, t++);
+ /* __iowrite32_copy use 32bit size values so divide by 4 */
+ __iowrite32_copy(trg, src, size / 4);
}
static int check_int_v3(struct mxc_nand_host *host)