[PATCH v5 10/13] gunyah: rsc_mgr: Add resource manager RPC core

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Mon Oct 17 01:37:44 PDT 2022


On 14/10/2022 01:32, Elliot Berman wrote:
> 
> 
> On 10/12/2022 3:52 PM, Dmitry Baryshkov wrote:
>> On 11/10/2022 03:08, Elliot Berman wrote >> diff --git 
>>> +static int gh_msgq_platform_probe_direction(struct platform_device 
>>> *pdev,
>>> +                u8 gh_type, int idx, struct gunyah_resource *ghrsc)
>>> +{
>>> +    int ret;
>>> +    struct device_node *node = pdev->dev.of_node;
>>> +
>>> +    ghrsc->type = gh_type;
>>> +
>>> +    ghrsc->irq = platform_get_irq(pdev, idx);
>>> +    if (ghrsc->irq < 0) {
>>> +        dev_err(&pdev->dev, "Failed to get irq%d: %d\n", idx, 
>>> ghrsc->irq);
>>> +        return ghrsc->irq;
>>> +    }
>>> +
>>> +    ret = of_property_read_u64_index(node, "reg", idx, &ghrsc->capid);
>>
>> Is there any reason why can't you use platform_get_resource() here?
>>
> 
> These don't show up as resources because size-cells = 0.

Hmm, judging from of_device_alloc() / __of_address_to_resource(), the 
resources should still be created, unless I miss something.

-- 
With best wishes
Dmitry




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