Re: [PATCH 05/16] remoteproc/pru: Add pru-specific debugfs support

From: Roger Quadros
Date: Thu Dec 20 2018 - 03:46:20 EST

On 19/12/18 19:18, Tony Lindgren wrote:
> * Mark Brown <broonie@xxxxxxxxxx> [181219 17:07]:
>> On Wed, Dec 19, 2018 at 04:48:52PM +0100, David Lechner wrote:
>>> On 12/19/18 4:43 PM, Roger Quadros wrote:
>>>> Did I do something wrong or we just need to enhance regmap_debugfs.c?
>>> Do you assign the name field in pru_regmap_config and
>>> pru_debug_regmap_config?
>> Yeah, you'll at least need to override the name since the default is to
>> use the name of the device and that'll result in two duplicates.

I hadn't set the name field and this was the issue. It is resolved now.
Thanks :)

> Also combining IO regions often has a serious issue that the
> separate IO regions may not be in the same device (or same
> interconnect target module).
> This means that flushing a posted write with a read-back for
> an IO region will only flush it for a single device and not
> the other(s). And this leads into hard to find bugs :)


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