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SubjectRe: [PATCH v5 0/5] Functional dependencies between devices
On 10/28/2016 05:39 PM, Lukas Wunner wrote:
> On Thu, Oct 27, 2016 at 08:19:27PM +0800, Hanjun Guo wrote:
>> I'm trying to using this patch set to solve the functional dependency
>> between devices and irqchip, which are both ACPI platform devices.
>> irqchip needs to be probed before the devices connecting to them,
>> which specifically, it's the mbi-gen support I send out recently:
>> But I didn't see an example to do so in this patch set, and seems that
>> some extra code needs to be added for that purpose, could you give me
>> some suggestions for how to do that then I can work on and test against
>> your patch set?
> If the consumers can detect that there's a consumer on which they depend,
> you could call device_link_add() from their ->probe hook.
> Generally the earliest point in time when device links can be added is
> after device_initialize() has been called for the consumer and device_add()
> has been called for the supplier. (At least that's my understanding.)

Thank you, currently I'm on travailing and will take a deep look to
see if it works (or adding things on top) on my case.


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