Thread (12 messages) 12 messages, 6 authors, 2021-12-19

Re: [PATCH v5 1/1] gpio: add sloppy logic analyzer using polling

From: Bartosz Golaszewski <hidden>
Date: 2021-11-24 11:47:47
Also in: linux-gpio, linux-renesas-soc, lkml

On Tue, Nov 23, 2021 at 5:49 PM Wolfram Sang
[off-list ref] wrote:
This is a sloppy logic analyzer using GPIOs. It comes with a script to
isolate a CPU for polling. While this is definitely not a production
level analyzer, it can be a helpful first view when remote debugging.
Read the documentation for details.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Hi Wolfram!

I'm seeing you're using debugfs for this module (both for
configuration as well as control). How about using configfs + sysfs?
I'd argue that debugfs isn't really the right interface for a useful
tool that is this LA.

Bart
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