Re: [PATCH v4 3/3] phy: mediatek: tphy: add debugfs files

From: Chunfeng Yun (云春峰)
Date: Sat Dec 03 2022 - 09:53:52 EST


On Mon, 2022-11-28 at 15:00 +0100, Andrew Lunn wrote:
> On Mon, Nov 28, 2022 at 07:26:02AM +0000, Chunfeng Yun (云春峰) wrote:
> > On Thu, 2022-11-24 at 23:17 +0530, Vinod Koul wrote:
> > > On 10-11-22, 21:27, Chunfeng Yun wrote:
> > > > These debugfs files are mainly used to make eye diagram test
> > > > easier,
> > > > especially helpful to do HQA test for a new IC without efuse
> > > > enabled.
>
> Exporting data for eye diagrams seems like something many PHYs could
> use. Please consider adding an official uniform API which any PHY
> could use, so we don't end up with lots of incompatible formats in
> debugfs.
Good idea, but it seems difficult to do it due to the settings of phy
controllers are not common.

>
> Andrew