| Message ID | 20170531184942.23214-1-ulrik.debie-os@e2big.org (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
On Wed, May 31, 2017 at 08:49:42PM +0200, Ulrik De Bie wrote: > 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> Applied, thank you. > --- > drivers/input/mouse/elantech.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > The problem was reported by users of those laptops and they confirmed that > the crc_enabled workaround solved it. They were not able to test the patch > though so if anyone else here has such a laptop please feel free to test > the patch ! > > 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 > @@ -1525,6 +1527,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = { > }, > }, > { > + /* 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 = { > DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), > @@ -1546,6 +1555,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = { > }, > }, > { > + /* 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 = { > DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), > -- > 2.11.0 >
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 @@ -1525,6 +1527,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = { }, }, { + /* 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 = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"), @@ -1546,6 +1555,13 @@ static const struct dmi_system_id elantech_dmi_force_crc_enabled[] = { }, }, { + /* 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 = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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> --- drivers/input/mouse/elantech.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) The problem was reported by users of those laptops and they confirmed that the crc_enabled workaround solved it. They were not able to test the patch though so if anyone else here has such a laptop please feel free to test the patch !