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Hans de Goede authored
Commit aa23ca3d ("gpiolib: acpi: Add honor_wakeup module-option + quirk mechanism") added a quirk for some models of the HP x2 10 series. There are 2 issues with the comment describing the quirk: 1) The comment claims the DMI quirk applies to all Cherry Trail based HP x2 10 models. In the mean time I have learned that there are at least 3 models of the HP x2 10 models: Bay Trail SoC + AXP288 PMIC Cherry Trail SoC + AXP288 PMIC Cherry Trail SoC + TI PMIC And this quirk's DMI matches only match the Cherry Trail SoC + TI PMIC SoC, which is good because we want a slightly different quirk for the others. This commit updates the comment to make it clear that the quirk is only for the Cherry Trail SoC + TI PMIC models. 2) The comment says that it is ok to disable wakeup on all ACPI GPIO event handlers, because there is only the one for the embedded-controller events. This is not true, there also is a handler for the special INT0002 device which is related to USB wakeups. We need to also disable wakeups on that one because the device turns of the USB-keyboard built into the dock when closing the lid. The XHCI controller takes a while to notice this, so it only notices it when already suspended, causing a spurious wakeup because of this. So disabling wakeup on all handlers is the right thing to do, but not because there only is the one handler for the EC events. This commit updates the comment to correctly reflect this. Fixes: aa23ca3d ("gpiolib: acpi: Add honor_wakeup module-option + quirk mechanism") Signed-off-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20200302111225.6641-1-hdegoede@redhat.comAcked-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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