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Commit 704de489 authored by Thorsten Leemhuis's avatar Thorsten Leemhuis Committed by Dmitry Torokhov
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Input: elantech - add Fujitsu Lifebook E547 to force crc_enabled 



Temporary got a Lifebook E547 into my hands and noticed the touchpad
only works after running:

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

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

Cc: stable@vger.kernel.org
Signed-off-by: default avatarThorsten Leemhuis <linux@leemhuis.info>
Reviewed-by: default avatarUlrik De Bie <ulrik.debie-os@e2big.org>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent 53763668

drivers/input/mouse/elantech.c

+8 −0
Original line number Diff line number Diff line
@@ -1118,6 +1118,7 @@ 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 E547   0x470f00        50, 12, 09      2 hw buttons

 * Fujitsu LIFEBOOK E554   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 (**)
@@ -1523,6 +1524,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = { 
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E544"),

		},

	},

	{

		/* Fujitsu LIFEBOOK E547 does not work with crc_enabled == 0 */

		.matches = {

			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),

			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E547"),

		},

	},

	{

		/* Fujitsu LIFEBOOK E554  does not work with crc_enabled == 0 */

		.matches = {