linux-kernel - [PATCH 1/2] drivers/usb/typec/tps6598x.c: fix portinfo width

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Message-Id: <f8daf204d49fff00db33e2b417a20afcc58ad56e.1561712364.git.nikolaus.voss@loewensteinmedical.de>
Date:   Fri, 28 Jun 2019 11:01:08 +0200
From:   Nikolaus Voss <nikolaus.voss@...wensteinmedical.de>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Nikolaus Voss <nikolaus.voss@...wensteinmedical.de>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, nv@...n.de
Subject: [PATCH 1/2] drivers/usb/typec/tps6598x.c: fix portinfo width

Portinfo bit field is 3 bits wide, not 2 bits. This led to
a wrong driver configuration for some tps6598x configurations.

Fixes: 0a4c005bd171 ("usb: typec: driver for TI TPS6598x USB Power Delivery controllers")
Signed-off-by: Nikolaus Voss <nikolaus.voss@...wensteinmedical.de>
---
 drivers/usb/typec/tps6598x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/typec/tps6598x.c b/drivers/usb/typec/tps6598x.c
index c674abe3cf99..a170c49c2542 100644
--- a/drivers/usb/typec/tps6598x.c
+++ b/drivers/usb/typec/tps6598x.c
@@ -41,7 +41,7 @@
 #define TPS_STATUS_VCONN(s)		(!!((s) & BIT(7)))
 
 /* TPS_REG_SYSTEM_CONF bits */
-#define TPS_SYSCONF_PORTINFO(c)		((c) & 3)
+#define TPS_SYSCONF_PORTINFO(c)		((c) & 7)
 
 enum {
 	TPS_PORTINFO_SINK,
-- 
2.17.1