Eric Anholt <e...@anholt.net> writes:
> [ Unknown signature status ]
> Dave Emett <david.em...@broadcom.com> writes:
>
>> Sorry, a few things I thought of after sending the Reviewed-by email...
>>
>>> + v3d->reset = devm_reset_control_get_exclusive(dev, NULL);
>>> + if (IS_ERR(v3d->reset)) {
>>> + ret = PTR_ERR(v3d->reset);
>>> +
>>> + if (ret == -EPROBE_DEFER)
>>> + goto dev_free;
>> Might be preferable to make this explicitly check against the
>> not-found error code (whatever that is)? As in if (not found)
>> <fallback to bridge> else <return error code>. Similarly...
>
> You won't have both a bridge and an external reset controller in the DT,
> so I'm not clear on what functional change you're looking for. You're
> just concerned about what the return code from this function is?
> -EPROBE_DEFER is the only one that matters from a probe, really.
>
>>> + if (platform_get_irq(v3d->pdev, 1) < 0) {
>> This should probably explicitly check for not-found rather than any
>> error. As-is, we might silently go down the single-interrupt-line path
>> on a platform with 2 interrupt lines if platform_get_irq(v3d->pdev, 1)
>> hits some other error.
>
> If I do the -EPROBE_DEFER check here, will that be good enough for you?
>
>>> + ret = devm_request_irq(v3d->dev,
>>> platform_get_irq(v3d->pdev, 0),
>>> + v3d_hub_irq, IRQF_SHARED,
>>> + "v3d_hub", v3d);
>>> + ret = devm_request_irq(v3d->dev,
>>> platform_get_irq(v3d->pdev, 1),
>>> + v3d_irq, IRQF_SHARED,
>>> + "v3d_core0", v3d);
>> Not introduced by this change, but return value from first
>> devm_request_irq ignored here?
>
> True, but let's handle separate bugs separately.Resubmitted with the fix anyway.
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