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authorChen-Yu Tsai <wens@csie.org>2018-07-18 17:24:35 +0000
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2018-07-18 17:25:52 +0000
commit384cf4285b34e08917e3e66603382f2b0c4f6e1b (patch)
tree61b8a0159100c9c16ba77179ebbfee26d37aae3a
parent6f88a6439da5d94de334a341503bc2c7f4a7ea7f (diff)
downloadlinux-384cf4285b34e08917e3e66603382f2b0c4f6e1b.tar.gz
Input: i8042 - add Lenovo LaVie Z to the i8042 reset list
The Lenovo LaVie Z laptop requires i8042 to be reset in order to
consistently detect its Elantech touchpad. The nomux and kbdreset
quirks are not sufficient.

It's possible the other LaVie Z models from NEC require this as well.

Cc: stable@vger.kernel.org
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index b353d494ad40..136f6e7bf797 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -527,6 +527,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
 		},
 	},
+	{
+		/* Lenovo LaVie Z */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
+		},
+	},
 	{ }
 };