Messages in this thread | | | Subject | Re: [PATCH RFC 0/4] irqchip: qcom: add support for PDC interrupt controller | From | Sudeep Holla <> | Date | Fri, 26 Jan 2018 11:39:22 +0000 |
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On 25/01/18 20:05, Lina Iyer wrote: > On Thu, Jan 25 2018 at 18:43 +0000, Sudeep Holla wrote: >>
[...]
>> It may have some advantages to decentralize but will that not cause >> issues in complex systems ? I assume even modem and other processors can >> access and configure these wakeup interrupts. What happens if 2 such >> processors try to access it at the same time ? >> > Every processor in the SoC has its own PDC and does exactly the same > thing in SW. The hardware blocks are replicated for each of the > 'subsystem' and they behave similarly. >
Ah that explains a lot.
-- Regards, Sudeep
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