[PATCH 2/3] soc: qcom: smd: Use __iowrite32_copy() instead of open-coding it

[Stephen Boyd <sboyd@codeaurora.org>]

We already have a function to do this and it silences some sparse
warnings along the way.

Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
---
 drivers/soc/qcom/smd.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/soc/qcom/smd.c b/drivers/soc/qcom/smd.c
index c16547b85e05..91b7f5668962 100644
--- a/drivers/soc/qcom/smd.c
+++ b/drivers/soc/qcom/smd.c
@@ -371,20 +371,15 @@ static void qcom_smd_channel_set_state(struct qcom_smd_channel *channel,
 /*
  * Copy count bytes of data using 32bit accesses, if that's required.
  */
-static void smd_copy_to_fifo(void __iomem *_dst,
-			     const void *_src,
+static void smd_copy_to_fifo(void __iomem *dst,
+			     const void *src,
 			     size_t count,
 			     bool word_aligned)
 {
-	u32 *dst = (u32 *)_dst;
-	u32 *src = (u32 *)_src;
-
 	if (word_aligned) {
-		count /= sizeof(u32);
-		while (count--)
-			writel_relaxed(*src++, dst++);
+		__iowrite32_copy(dst, src, count / sizeof(u32));
 	} else {
-		memcpy_toio(_dst, _src, count);
+		memcpy_toio(dst, src, count);
 	}
 }
 
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