From 78354042b5865d356517f9516228d9f8872cc66a Mon Sep 17 00:00:00 2001
From: Kimplul <please_don't@IHaveNoWorkEmail.com>
Date: Fri, 26 Jun 2020 19:24:38 +0300
Subject: more testing

---
 hid-tmff2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'hid-tmff2.c')

diff --git a/hid-tmff2.c b/hid-tmff2.c
index 869bdb1..34680ff 100644
--- a/hid-tmff2.c
+++ b/hid-tmff2.c
@@ -22,6 +22,7 @@
 #include <linux/input.h>
 #include <linux/slab.h>
 #include <linux/module.h>
+#include <linux/fixp-arith.h>
 
 
 #define USB_VENDOR_ID_THRUSTMASTER 0x044f
@@ -368,7 +369,8 @@ static int tmff_play(struct input_dev *dev, void *data,
 					x = 256 - (x - 128);
 				}
 
-				send_buf[5] = x;
+                x = (x * fixp_sin16(effect->direction * 360 / 0x10000)) / 0x7fff;
+                send_buf[5] = x;
 
 			}
 
-- 
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