** Package changed: linux (Ubuntu) => linux-oem (Ubuntu)
** Also affects: linux-oem (Ubuntu Xenial)
** Changed in: linux-oem (Ubuntu Xenial)
Status: New => Fix Committed
** Changed in: linux-oem (Ubuntu)
Status: Triaged => Invalid
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[linux-oem] Use I2C transport for touchpad on Precision M5530
Status in HWE Next:
Status in linux-oem package in Ubuntu:
Status in linux-oem source package in Xenial:
=== SRU Justification ===
Touchpad on Precision M5530 uses PS/2 instead of I2C as its transport.
The touchpad binds to psmouse instead of i2c_hid.
With the patch, the touchpad uses i2c_hid instead.
LKML Link: https://lkml.org/lkml/2018/1/30/963
The de facto standard, Windows, parse its DSDT as a term list. The DSDT
table on Precision M5530 also designed that way, hence we should just
Add a new quirk for this specific machine.
I'll backport the patch for stable releases once it's upstreamed.
Low. This fix is limited to XPS 15 9570/Precision M5530. Also it's the
"correct" way to do for this machine.
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