From: Yussuf Khalil <dev@xxxxxxxxxx>
Subject: [PATCH] Input: synaptics - enable RMI on ThinkPad T560
Date: Fri, 31 Aug 2018 23:47:56 +0200
> Before commit 7fd6d98b89f3 ("i2c: i801: Allow ACPI AML access I/O
This commit is not yet in Linus' tree; it's only in Wolfram Sang's i2c tree. In particular, it appeared *after* the pull request for 4.19-rc1. See:
* https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git/log/?h=i2c/for-current
@Yussuf Khalil: Does it work after several suspend/resume? Thanks for your present report, and beforehand for the answer.
Regards,
Teika
> ports not reserved for SMBus"), enabling RMI on the T560 would cause
> the touchpad to stop working after resuming from suspend. Now that
> this issue is fixed, RMI can be enabled safely and works fine.
>
> Signed-off-by: Yussuf Khalil <dev@xxxxxxxxxx>
> ---
> drivers/input/mouse/synaptics.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
> index 55d33500d55e..8f0e8ba63bbc 100644
> --- a/drivers/input/mouse/synaptics.c
> +++ b/drivers/input/mouse/synaptics.c
> @@ -172,6 +172,7 @@ static const char * const smbus_pnp_ids[] = {
> "LEN0048", /* X1 Carbon 3 */
> "LEN0046", /* X250 */
> "LEN004a", /* W541 */
> + "LEN005e", /* T560 */
> "LEN0071", /* T480 */
> "LEN0072", /* X1 Carbon Gen 5 (2017) - Elan/ALPS trackpoint */
> "LEN0073", /* X1 Carbon G5 (Elantech) */
> --
> 2.17.1
>
