Re: [PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-13 Thread Geert Uytterhoeven
Hi Eric, On Fri, Apr 13, 2018 at 11:44 AM, Auger Eric wrote: > On 13/04/18 11:19, Geert Uytterhoeven wrote: >> On Fri, Apr 13, 2018 at 11:14 AM, Auger Eric wrote: >>> On 11/04/18 11:24, Geert Uytterhoeven wrote: If a device is part of a PM Domain (e.g. power and/or clock domain), its p

Re: [PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-13 Thread Auger Eric
Hi Geert, On 13/04/18 11:19, Geert Uytterhoeven wrote: > Hi Eric, > > On Fri, Apr 13, 2018 at 11:14 AM, Auger Eric wrote: >> On 11/04/18 11:24, Geert Uytterhoeven wrote: >>> If a device is part of a PM Domain (e.g. power and/or clock domain), its >>> power state is managed using Runtime PM. Wit

Re: [PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-13 Thread Geert Uytterhoeven
Hi Eric, On Fri, Apr 13, 2018 at 11:14 AM, Auger Eric wrote: > On 11/04/18 11:24, Geert Uytterhoeven wrote: >> If a device is part of a PM Domain (e.g. power and/or clock domain), its >> power state is managed using Runtime PM. Without Runtime PM, the device >> may not be powered up, causing sub

Re: [PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-13 Thread Auger Eric
Hi Geert, On 11/04/18 11:24, Geert Uytterhoeven wrote: > If a device is part of a PM Domain (e.g. power and/or clock domain), its > power state is managed using Runtime PM. Without Runtime PM, the device > may not be powered up, causing subtle failures, crashes, or system > lock-ups when the devi

Re: [PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-12 Thread Simon Horman
On Wed, Apr 11, 2018 at 11:24:08AM +0200, Geert Uytterhoeven wrote: > If a device is part of a PM Domain (e.g. power and/or clock domain), its > power state is managed using Runtime PM. Without Runtime PM, the device > may not be powered up, causing subtle failures, crashes, or system > lock-ups w

[PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-11 Thread Geert Uytterhoeven
If a device is part of a PM Domain (e.g. power and/or clock domain), its power state is managed using Runtime PM. Without Runtime PM, the device may not be powered up, causing subtle failures, crashes, or system lock-ups when the device is accessed by the guest. Fix this by adding Runtime PM supp

Re: [PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-11 Thread Geert Uytterhoeven
On Wed, Apr 11, 2018 at 11:15 AM, Geert Uytterhoeven wrote: > If a device is part of a PM Domain (e.g. power and/or clock domain), its > power state is managed using Runtime PM. Without Runtime PM, the device > may not be powered up, causing subtle failures, crashes, or system > lock-ups when the

[PATCH] vfio: platform: Fix using devices in PM Domains

2018-04-11 Thread Geert Uytterhoeven
If a device is part of a PM Domain (e.g. power and/or clock domain), its power state is managed using Runtime PM. Without Runtime PM, the device may not be powered up, causing subtle failures, crashes, or system lock-ups when the device is accessed by the guest. Fix this by adding Runtime PM supp