drivers/soc/qcom/smd.c: use __ioread32_copy() instead of open-coding it

Now that we have a generic library function for this, replace the
open-coded instance.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Cc: <zajec5@gmail.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 9 deletions

diff --git a/drivers/soc/qcom/smd.c b/drivers/soc/qcom/smd.c
index 86b598cff91a..498fd0581a45 100644
--- a/drivers/soc/qcom/smd.c
+++ b/drivers/soc/qcom/smd.c
@@ -434,20 +434,15 @@ static void smd_copy_to_fifo(void __iomem *dst,
 /*
  * Copy count bytes of data using 32bit accesses, if that is required.
  */
-static void smd_copy_from_fifo(void *_dst,
-                               const void __iomem *_src,
+static void smd_copy_from_fifo(void *dst,
+                               const void __iomem *src,
                                size_t count,
                                bool word_aligned)
 {
-        u32 *dst = (u32 *)_dst;
-        u32 *src = (u32 *)_src;
-
         if (word_aligned) {
-                count /= sizeof(u32);
-                while (count--)
-                        *dst++ = __raw_readl(src++);
+                __ioread32_copy(dst, src, count / sizeof(u32));
         } else {
-                memcpy_fromio(_dst, _src, count);
+                memcpy_fromio(dst, src, count);
         }
 }