[PATCH v2 3/3] regmap: spi-avmm: Use swabXX_array() helpers

From: Andy Shevchenko
Date: Wed Aug 31 2022 - 17:27:38 EST


Since we have a few helpers to swab elements of a given size in an array
use them instead of open coded variants.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
v2: fixed compilation error (LKP)
drivers/base/regmap/regmap-spi-avmm.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/base/regmap/regmap-spi-avmm.c b/drivers/base/regmap/regmap-spi-avmm.c
index ad1da83e849f..4c2b94b3e30b 100644
--- a/drivers/base/regmap/regmap-spi-avmm.c
+++ b/drivers/base/regmap/regmap-spi-avmm.c
@@ -7,6 +7,7 @@
#include <linux/module.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
+#include <linux/swab.h>

/*
* This driver implements the regmap operations for a generic SPI
@@ -162,19 +163,12 @@ struct spi_avmm_bridge {
/* bridge buffer used in translation between protocol layers */
char trans_buf[TRANS_BUF_SIZE];
char phy_buf[PHY_BUF_SIZE];
- void (*swap_words)(char *buf, unsigned int len);
+ void (*swap_words)(void *buf, unsigned int len);
};

-static void br_swap_words_32(char *buf, unsigned int len)
+static void br_swap_words_32(void *buf, unsigned int len)
{
- u32 *p = (u32 *)buf;
- unsigned int count;
-
- count = len / 4;
- while (count--) {
- *p = swab32p(p);
- p++;
- }
+ swab32_array(buf, len / 4);
}

/*
--
2.35.1