Re: [PATCH] driver/platform/chrome: Update cros_ec_trace with new USCI commands

Greg KH
2025-01-04T08:13:23Z

On Fri, Jan 03, 2025 at 03:34:07PM -0800, Gwendal Grignou wrote:
> Add this patch to "platform/chrome: Update ChromeOS EC header for UCSI"

I do not understand this changelog text, sorry. How can you "add"
something to an existing change?

> to add the new commands form cros_ec_commands.h in the tracer so that
> they are nicely decoded. Enable the tracer with:
> cd /sys/kernel/debug/tracing
> echo 1 > events/cros_ec/enable
> echo 1 > tracing_on
> cat trace_pipe

We don't need to document how to enable a tracepoint here in the
changelog, right? That's going to get lost and why is this new one
somehow special?

confused,

greg k-h