Displaying 2 results from an estimated 2 matches for "ignore_children".
2018 Jul 18
1
[PATCH 1/5] drm/nouveau: Prevent RPM callback recursion in suspend/resume paths
...efault for i2c adapters in
i2c_register_adapter(). Unfortunately this really can't fix the problem
though, because it will still try to runtime resume the parent device of the
i2c adapter, which still leads to deadlocking in the runtime suspend/resume
path.
Additionally; I did play around with ignore_children, but unfortunately this
isn't good enough either as it just means that our i2c devices won't wake the
GPU up on access.
I'm pretty stumped here on trying to figure out any clean way to handle this
in the PM core if recursive resume calls are off the table. The only possible
solution I...
2018 Jul 18
3
[PATCH 1/5] drm/nouveau: Prevent RPM callback recursion in suspend/resume paths
On Wed, Jul 18, 2018 at 09:38:41AM +0200, Rafael J. Wysocki wrote:
> On Tue, Jul 17, 2018 at 8:20 PM, Lukas Wunner <lukas at wunner.de> wrote:
> > Okay, the PCI device is suspending and the nvkm_i2c_aux_acquire()
> > wants it in resumed state, so is waiting forever for the device to
> > runtime suspend in order to resume it again immediately afterwards.
> >
>