Re: [PATCH] intel_idle: Add RaptorLake support

[Guillaume Martres <smarter3@gmail.com>]

On 1/19/23 17:13, Zhang, Rui wrote:
> On Thu, 2023-01-19 at 08:02 +0100, Álvaro Fernández Rojas wrote:
>> This patch adds RaptorLake support to the intel_idle driver.
>>
>> Since RaptorLake and AlderLake C-state are characteristics the same,
>> we use
>> AlderLake C-states tables for RaptorLake as well.
> 
> RPL and ADL have same cstates and use the same mwait hints, but the
> latency of each c-state are still different on different platforms.
> So we can not just duplicate the ADL table on RPL.
> 
> There is an effort ongoing that measures the latency of each
> cstate on the RPL platforms. And based on the measurement result, we
> can decide if a new custom table is needed or we can just copy the
> previous platform. Hopefully we will have a patch in a couple of weeks.

Hi, I just stumbled upon this patch series as I was wondering about the
lack of support for Raptor Lake in intel_idle. Your last message from
January mentions a future patch, is it available anywhere or is this
still future work?

Thank you,
Guillaume