Re: [PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd

2020-09-22 Thread Ulf Hansson
On Mon, 21 Sep 2020 at 18:11, Rafael J. Wysocki wrote: > > On Wed, Aug 26, 2020 at 8:38 AM Ulf Hansson wrote: > > > > On Tue, 25 Aug 2020 at 18:16, Lina Iyer wrote: > > > > > > On Wed, Aug 19 2020 at 04:41 -0600, Ulf Hansson wrote: > > > >A device may have specific HW constraints that must be ob

Re: [PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd

2020-09-21 Thread Rafael J. Wysocki
On Wed, Aug 26, 2020 at 8:38 AM Ulf Hansson wrote: > > On Tue, 25 Aug 2020 at 18:16, Lina Iyer wrote: > > > > On Wed, Aug 19 2020 at 04:41 -0600, Ulf Hansson wrote: > > >A device may have specific HW constraints that must be obeyed to, before > > >its corresponding PM domain (genpd) can be powere

Re: [PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd

2020-09-09 Thread Lina Iyer
, Benjamin Gaignard , Ulf Hansson , linux-arm-ker...@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd A device may have specific HW constraints that must be obeyed to, before its corresponding PM domain (gen

Re: [PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd

2020-08-25 Thread Ulf Hansson
On Tue, 25 Aug 2020 at 18:16, Lina Iyer wrote: > > On Wed, Aug 19 2020 at 04:41 -0600, Ulf Hansson wrote: > >A device may have specific HW constraints that must be obeyed to, before > >its corresponding PM domain (genpd) can be powered off - and vice verse at > >power on. These constraints can't b

Re: [PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd

2020-08-25 Thread Lina Iyer
On Wed, Aug 19 2020 at 04:41 -0600, Ulf Hansson wrote: A device may have specific HW constraints that must be obeyed to, before its corresponding PM domain (genpd) can be powered off - and vice verse at power on. These constraints can't be managed through the regular runtime PM based deployment f

[PATCH 3/3] PM / Domains: Add support for PM domain on/off notifiers for genpd

2020-08-19 Thread Ulf Hansson
A device may have specific HW constraints that must be obeyed to, before its corresponding PM domain (genpd) can be powered off - and vice verse at power on. These constraints can't be managed through the regular runtime PM based deployment for a device, because the access pattern for it, isn't alw