Hi Marek,
On Wed, Jun 13, 2018 at 12:23 PM, Marek Szyprowski
wrote:
> Hi Rafael,
>
[cut]
> Let's get back to my IOMMU and codec case, mentioned here:
> https://marc.info/?l=linux-pm&m=152878741527962&w=2
>
> Now, after applying your patch, when IOMMU creates a link with
> DL
Hi Rafael,
On 2018-06-13 10:16, Rafael J. Wysocki wrote:
> On Wed, Jun 13, 2018 at 8:23 AM, Marek Szyprowski
> wrote:
> On 2018-06-12 16:24, Rafael J. Wysocki wrote:
>>> On Tuesday, June 12, 2018 2:44:23 PM CEST Marek Szyprowski wrote:
On 2018-06-12 13:00, Rafael J. Wysocki wrote:
> From
[...]
> ---
> From: Rafael J. Wysocki
> Subject: [PATCH v2] PM / core: Fix supplier device runtime PM usage counter
> imbalance
>
> If a device link is added via device_link_add() by the driver of the
> link's consumer device, the supplier's runtime PM usage counter is
> going to be dropped by t
On 13 June 2018 at 08:42, Marek Szyprowski wrote:
> Hi Ulf,
>
> On 2018-06-12 21:43, Ulf Hansson wrote:
>> On 12 June 2018 at 14:44, Marek Szyprowski wrote:
>>> On 2018-06-12 13:00, Rafael J. Wysocki wrote:
From: Rafael J. Wysocki
If a device link is added via device_link_add() by
On Wed, Jun 13, 2018 at 8:23 AM, Marek Szyprowski
wrote:
> Hi Rafael,
Hi Marek,
> On 2018-06-12 16:24, Rafael J. Wysocki wrote:
>> On Tuesday, June 12, 2018 2:44:23 PM CEST Marek Szyprowski wrote:
>>> On 2018-06-12 13:00, Rafael J. Wysocki wrote:
From: Rafael J. Wysocki
If a devi
On Tue, Jun 12, 2018 at 9:43 PM, Ulf Hansson wrote:
> On 12 June 2018 at 14:44, Marek Szyprowski wrote:
[cut]
>>
>> Is there any way to keep old behavior?
>
> I think the old behavior is sub-optimal. I am sure there are users
> that really don't want the driver core to runtime resume the suppli
Hi Ulf,
On 2018-06-12 21:43, Ulf Hansson wrote:
> On 12 June 2018 at 14:44, Marek Szyprowski wrote:
>> On 2018-06-12 13:00, Rafael J. Wysocki wrote:
>>> From: Rafael J. Wysocki
>>>
>>> If a device link is added via device_link_add() by the driver of the
>>> link's consumer device, the supplier's
Hi Rafael,
On 2018-06-12 16:24, Rafael J. Wysocki wrote:
> On Tuesday, June 12, 2018 2:44:23 PM CEST Marek Szyprowski wrote:
>> On 2018-06-12 13:00, Rafael J. Wysocki wrote:
>>> From: Rafael J. Wysocki
>>>
>>> If a device link is added via device_link_add() by the driver of the
>>> link's consume
On 12 June 2018 at 14:44, Marek Szyprowski wrote:
> Hi Rafael,
>
> On 2018-06-12 13:00, Rafael J. Wysocki wrote:
>> From: Rafael J. Wysocki
>>
>> If a device link is added via device_link_add() by the driver of the
>> link's consumer device, the supplier's runtime PM usage counter is
>> going to
On Tuesday, June 12, 2018 2:44:23 PM CEST Marek Szyprowski wrote:
> Hi Rafael,
Hi,
> On 2018-06-12 13:00, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki
> >
> > If a device link is added via device_link_add() by the driver of the
> > link's consumer device, the supplier's runtime PM usage
Hi Rafael,
On 2018-06-12 13:00, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki
>
> If a device link is added via device_link_add() by the driver of the
> link's consumer device, the supplier's runtime PM usage counter is
> going to be dropped by the pm_runtime_put_suppliers() call in
> driver
From: Rafael J. Wysocki
If a device link is added via device_link_add() by the driver of the
link's consumer device, the supplier's runtime PM usage counter is
going to be dropped by the pm_runtime_put_suppliers() call in
driver_probe_device(). However, in that case it is not incremented
unless
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