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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-06-23 09:11:51 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-06-30 10:18:12 +0300
commit1b9c698c41c947f8adf2febcbc1df122cb3d09da (patch)
treee3eb5f8687e64fa7e84d0b65bd57f389f623b2a6 /drivers/input/touchscreen/edt-ft5x06.c
parent90b9b0d5b39557f0453cc3bd3c39fd8a5a54b996 (diff)
downloadlinux-1b9c698c41c947f8adf2febcbc1df122cb3d09da.tar.xz
Input: edt-ft5x06 - use get_unaligned_be16()
Instead of doing conversion by hand, let's use the proper accessors. Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Tested-by: Benoit Parrot <bparrot@ti.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/touchscreen/edt-ft5x06.c')
-rw-r--r--drivers/input/touchscreen/edt-ft5x06.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index c639ebce914c..ec770226e119 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -27,6 +27,7 @@
#include <linux/gpio/consumer.h>
#include <linux/input/mt.h>
#include <linux/input/touchscreen.h>
+#include <asm/unaligned.h>
#define WORK_REGISTER_THRESHOLD 0x00
#define WORK_REGISTER_REPORT_RATE 0x08
@@ -239,8 +240,8 @@ static irqreturn_t edt_ft5x06_ts_isr(int irq, void *dev_id)
if (tsdata->version == EDT_M06 && type == TOUCH_EVENT_DOWN)
continue;
- x = ((buf[0] << 8) | buf[1]) & 0x0fff;
- y = ((buf[2] << 8) | buf[3]) & 0x0fff;
+ x = get_unaligned_be16(buf) & 0x0fff;
+ y = get_unaligned_be16(buf + 2) & 0x0fff;
/* The FT5x26 send the y coordinate first */
if (tsdata->version == EV_FT)
swap(x, y);