From: Ulrik De Bie <ulrik.debie-os@e2big.org>
Date: Wed, 7 Jun 2017 17:30:57 +0000 (-0700)
Subject: Input: elantech - add Fujitsu Lifebook E546/E557 to force crc_enabled
X-Git-Tag: v4.12-rc5~21^2~1
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=47eb0c8b4d9eb6368941c6a9bb443f00847a46d7;p=karo-tx-linux.git

Input: elantech - add Fujitsu Lifebook E546/E557 to force crc_enabled

The Lifebook E546 and E557 touchpad were also not functioning and
worked after running:

        echo "1" > /sys/devices/platform/i8042/serio2/crc_enabled

Add them to the list of machines that need this workaround.

Signed-off-by: Ulrik De Bie <ulrik.debie-os@e2big.org>
Reviewed-by: Arjan Opmeer <arjan@opmeer.net>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---

diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index e73d968023f7..f1fa1f172107 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1118,8 +1118,10 @@ static int elantech_get_resolution_v4(struct psmouse *psmouse,
  * Asus UX32VD             0x361f02        00, 15, 0e      clickpad
  * Avatar AVIU-145A2       0x361f00        ?               clickpad
  * Fujitsu LIFEBOOK E544   0x470f00        d0, 12, 09      2 hw buttons
+ * Fujitsu LIFEBOOK E546   0x470f00        50, 12, 09      2 hw buttons
  * Fujitsu LIFEBOOK E547   0x470f00        50, 12, 09      2 hw buttons
  * Fujitsu LIFEBOOK E554   0x570f01        40, 14, 0c      2 hw buttons
+ * Fujitsu LIFEBOOK E557   0x570f01        40, 14, 0c      2 hw buttons
  * Fujitsu T725            0x470f01        05, 12, 09      2 hw buttons
  * Fujitsu H730            0x570f00        c0, 14, 0c      3 hw buttons (**)
  * Gigabyte U2442          0x450f01        58, 17, 0c      2 hw buttons
@@ -1524,6 +1526,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E544"),
 		},
 	},
+	{
+		/* Fujitsu LIFEBOOK E546  does not work with crc_enabled == 0 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E546"),
+		},
+	},
 	{
 		/* Fujitsu LIFEBOOK E547 does not work with crc_enabled == 0 */
 		.matches = {
@@ -1545,6 +1554,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E556"),
 		},
 	},
+	{
+		/* Fujitsu LIFEBOOK E557 does not work with crc_enabled == 0 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E557"),
+		},
+	},
 	{
 		/* Fujitsu LIFEBOOK U745 does not work with crc_enabled == 0 */
 		.matches = {