From: Jeff LaBundy <jeff@labundy.com>
Date: Thu, 8 Sep 2022 21:22:46 +0000 (-0700)
Subject: Input: iqs7222 - trim force communication command
X-Git-Tag: v6.0.16~51
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8cfab89ec27389ef7db9e9f86028f636a07ed091;p=thirdparty%2Fkernel%2Fstable.git

Input: iqs7222 - trim force communication command

[ Upstream commit 10e629d31aacb2348a1e9110c31a29e98b31ce38 ]

According to the datasheets, writing only 0xFF is sufficient to
elicit a communication window. Remove the superfluous 0x00 from
the force communication command.

Fixes: e505edaedcb9 ("Input: add support for Azoteq IQS7222A/B/C")
Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/20220908131548.48120-6-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/input/misc/iqs7222.c b/drivers/input/misc/iqs7222.c
index 0b2bf471b3a0f..6af25dfd1d2a4 100644
--- a/drivers/input/misc/iqs7222.c
+++ b/drivers/input/misc/iqs7222.c
@@ -1077,7 +1077,7 @@ static int iqs7222_hard_reset(struct iqs7222_private *iqs7222)
 
 static int iqs7222_force_comms(struct iqs7222_private *iqs7222)
 {
-	u8 msg_buf[] = { 0xFF, 0x00, };
+	u8 msg_buf[] = { 0xFF, };
 	int ret;
 
 	/*