Re: [PATCH 0/3] Add interconnect debugfs client

From: Pavan Kondeti
Date: Tue Jul 25 2023 - 01:30:26 EST


On Mon, Jul 24, 2023 at 06:28:56PM -0700, Mike Tipton wrote:
> This series introduces interconnect debugfs files that support voting
> for any path the framework supports.
>
> We've historically relied on an out-of-tree module for this, which used
> the old icc_get() that was recently removed in [0]. The old icc_get()
> took integer endpoint IDs, which made identifying paths in our old
> implementation non-intuitive. The logical node names typically don't
> change much chip-to-chip, but the raw integer IDs do. Take this
> opportunity to introduce an icc_get() that uses string names instead,
> which allows for a more intuitive and generic debugfs interface.
>
> We rely on this support for debug, test, and verification. Hopefully
> it'll be useful for other vendors as well.

Thanks Mike for working on this series. The downstream driver has been
helpful in quickly pushing NOCs to max during throughput issues
debugging. I have tested this series on v6.4 + revert mentioned here on
SM8550 MTP and it works as advertised.

Thanks,
Pavan