Re: [PATCH] driver core: platform: Add ability to find resource by name or index

From: Jon Mason
Date: Tue May 09 2017 - 18:24:25 EST


On Tue, May 9, 2017 at 1:42 AM, Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Mon, May 08, 2017 at 05:59:48PM -0400, Jon Mason wrote:
>> It is not always possible to find a resource via the name. This may be
>> due to using previous versions of device tree without the names or using
>> ACPI. To allow for resources to be discovered by either the name or the
>> index, a wrapper was created. It attempts to find the resource via
>> name, and if unable to find the resource, will then attempt to find the
>> resource via index.
>>
>> Suggested-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
>> Signed-off-by: Jon Mason <jon.mason@xxxxxxxxxxxx>
>> ---
>> include/linux/platform_device.h | 15 +++++++++++++++
>> 1 file changed, 15 insertions(+)
>
> Do you have any users for this new function? We don't like adding apis
> without them...

That is fair. I currently only have one for an Ethernet device (as I
am early in my ACPI enablement on this platform). There could
possibly be more. So, I'll wait until I'm finished and push them as a
series (unless you would prefer that I send what I have now and
follow-on as I come across them).

Thanks,
Jon

>
> thanks,
>
> greg k-h