Messages in this thread | | | Date | Mon, 25 Nov 2013 23:18:54 +0100 (CET) | From | Jiri Kosina <> | Subject | Re: [PATCH] HID: i2c-hid: disable interrupt on suspend |
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On Mon, 25 Nov 2013, Benjamin Tissoires wrote:
> > When an I2C HID device is powered of during system sleep, as a result of > > removing its power resources (by the ACPI core) the interrupt line might go > > low as well. This results inadvertent interrupt and wakes the system from > > sleep immediately. > > > > To prevent this we disable the device interrupt in the drivers suspend > > method and enable it on resume. The device can still wake the system up if > > it is wake capable (this also means that not all of its power will be > > removed to keep the interrupt line high). > > > > Reported-by: Jerome Blin <jerome.blin@intel.com> > > Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> > > --- > > Jiri, just FYI, I still do not have any final consumer ready i2c-hid > hardware. So I can not test/debug anything related to the suspend-resume. > > If Mika tested it properly (which I expect), you may consider pulling > this one.
Understood, thanks guys.
Applied now.
-- Jiri Kosina SUSE Labs
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