On Tue, Oct 3, 2017 at 7:09 PM, Doug Berger wrote:
> On 10/03/2017 06:55 PM, Gregory Fong wrote:
>> Hi Doug,
>>
>> On Fri, Sep 29, 2017 at 8:40 PM, Doug Berger wrote:
>>> The basic memory-mapped GPIO controller lock must be released
>>> before calling the registered GPIO interrupt handlers to all
On 10/03/2017 06:55 PM, Gregory Fong wrote:
> Hi Doug,
>
> On Fri, Sep 29, 2017 at 8:40 PM, Doug Berger wrote:
>> The basic memory-mapped GPIO controller lock must be released
>> before calling the registered GPIO interrupt handlers to allow
>> the interrupt handlers to access the hardware. Othe
Hi Doug,
On Fri, Sep 29, 2017 at 8:40 PM, Doug Berger wrote:
> The basic memory-mapped GPIO controller lock must be released
> before calling the registered GPIO interrupt handlers to allow
> the interrupt handlers to access the hardware. Otherwise, the
> hardware accesses will deadlock when the
The basic memory-mapped GPIO controller lock must be released
before calling the registered GPIO interrupt handlers to allow
the interrupt handlers to access the hardware. Otherwise, the
hardware accesses will deadlock when they attempt to grab the
lock.
Since the lock is only needed to protect t
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