Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-23 Thread Rafael J. Wysocki
On Mon, Jul 23, 2018 at 7:59 AM, Marek Szyprowski wrote: > Hi Rafael, > > On 2018-07-11 22:36, Rafael J. Wysocki wrote: >> On Wed, Jul 11, 2018 at 3:40 PM, Marek Szyprowski >> wrote: [cut] >>> Frankly, if there are no other reasons I suggest to wire system >>> suspend/resume to

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-23 Thread Marek Szyprowski
Hi Rafael, On 2018-07-11 22:36, Rafael J. Wysocki wrote: > On Wed, Jul 11, 2018 at 3:40 PM, Marek Szyprowski > wrote: >> Hi Tomasz, >> >> On 2018-07-11 14:51, Tomasz Figa wrote: >>> On Wed, Jul 11, 2018 at 8:11 PM Rafael J. Wysocki wrote: On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-16 Thread Rafael J. Wysocki
Hi, On Mon, Jul 16, 2018 at 12:11 PM, Vivek Gautam wrote: > HI Rafael, > > > > On 7/16/2018 2:21 PM, Rafael J. Wysocki wrote: >> >> On Thu, Jul 12, 2018 at 12:57 PM, Vivek Gautam >> wrote: [cut] Although, given the PM subsystem internals, the suspend function wouldn't be called on

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-16 Thread Vivek Gautam
HI Rafael, On 7/16/2018 2:21 PM, Rafael J. Wysocki wrote: On Thu, Jul 12, 2018 at 12:57 PM, Vivek Gautam wrote: Hi, On Wed, Jul 11, 2018 at 6:21 PM, Tomasz Figa wrote: On Wed, Jul 11, 2018 at 8:11 PM Rafael J. Wysocki wrote: On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam wrote: Hi

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-16 Thread Rafael J. Wysocki
On Thu, Jul 12, 2018 at 12:57 PM, Vivek Gautam wrote: > Hi, > > > On Wed, Jul 11, 2018 at 6:21 PM, Tomasz Figa wrote: >> On Wed, Jul 11, 2018 at 8:11 PM Rafael J. Wysocki wrote: >>> >>> On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam >>> wrote: >>> > Hi Rafael, >>> > >>> > >>> > On Wed, Jul 11,

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-11 Thread Rafael J. Wysocki
On Wed, Jul 11, 2018 at 3:40 PM, Marek Szyprowski wrote: > Hi Tomasz, > > On 2018-07-11 14:51, Tomasz Figa wrote: >> On Wed, Jul 11, 2018 at 8:11 PM Rafael J. Wysocki wrote: >>> On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam >>> wrote: On Wed, Jul 11, 2018 at 3:20 PM, Rafael J. Wysocki

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-11 Thread Marek Szyprowski
Hi Tomasz, On 2018-07-11 14:51, Tomasz Figa wrote: > On Wed, Jul 11, 2018 at 8:11 PM Rafael J. Wysocki wrote: >> On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam >> wrote: >>> On Wed, Jul 11, 2018 at 3:20 PM, Rafael J. Wysocki >>> wrote: On Sunday, July 8, 2018 7:34:10 PM CEST Vivek Gautam

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-11 Thread Tomasz Figa
On Wed, Jul 11, 2018 at 8:11 PM Rafael J. Wysocki wrote: > > On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam > wrote: > > Hi Rafael, > > > > > > On Wed, Jul 11, 2018 at 3:20 PM, Rafael J. Wysocki > > wrote: > >> On Sunday, July 8, 2018 7:34:10 PM CEST Vivek Gautam wrote: > >>> From: Sricharan R

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-11 Thread Rafael J. Wysocki
On Wed, Jul 11, 2018 at 12:55 PM, Vivek Gautam wrote: > Hi Rafael, > > > On Wed, Jul 11, 2018 at 3:20 PM, Rafael J. Wysocki wrote: >> On Sunday, July 8, 2018 7:34:10 PM CEST Vivek Gautam wrote: >>> From: Sricharan R >>> >>> The smmu needs to be functional only when the respective >>> master's

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-11 Thread Vivek Gautam
Hi Rafael, On Wed, Jul 11, 2018 at 3:20 PM, Rafael J. Wysocki wrote: > On Sunday, July 8, 2018 7:34:10 PM CEST Vivek Gautam wrote: >> From: Sricharan R >> >> The smmu needs to be functional only when the respective >> master's using it are active. The device_link feature >> helps to track such

Re: [Freedreno] [PATCH v12 1/4] iommu/arm-smmu: Add pm_runtime/sleep ops

2018-07-11 Thread Rafael J. Wysocki
On Sunday, July 8, 2018 7:34:10 PM CEST Vivek Gautam wrote: > From: Sricharan R > > The smmu needs to be functional only when the respective > master's using it are active. The device_link feature > helps to track such functional dependencies, so that the > iommu gets powered when the master