linux-kernel - [PATCH 1/3] Input: synaptics - keep PS/2 around when RMI4

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Date:   Tue, 23 May 2017 10:36:55 +0200
From:   Benjamin Tissoires <benjamin.tissoires@...hat.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] Input: synaptics - keep PS/2 around when RMI4_SMB is not compiled in

Or the user might have the touchpad unbound from PS/2 but never picked
up by rmi-smbus.ko

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>
---
 drivers/input/mouse/synaptics.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 131df9d..58ff388 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -1687,7 +1687,11 @@ enum {
 	SYNAPTICS_INTERTOUCH_ON,
 };
 
+#if IS_ENABLED(CONFIG_RMI4_SMB)
 static int synaptics_intertouch = SYNAPTICS_INTERTOUCH_NOT_SET;
+#else /* CONFIG_RMI4_SMB */
+static int synaptics_intertouch = SYNAPTICS_INTERTOUCH_OFF;
+#endif /* CONFIG_RMI4_SMB */
 module_param_named(synaptics_intertouch, synaptics_intertouch, int, 0644);
 MODULE_PARM_DESC(synaptics_intertouch, "Use a secondary bus for the Synaptics device.");
 
-- 
2.9.4