netdev - Re: [PATCH net-next v4 0/9] Create common DPLL configuration API

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Message-ID: <43395307-9d11-7905-0eec-0a4c1b1fc62a@linux.dev>
Date: Tue, 15 Aug 2023 12:36:11 +0100
From: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Jiri Pirko <jiri@...nulli.us>,
 Arkadiusz Kubalewski <arkadiusz.kubalewski@...el.com>,
 Jonathan Lemon <jonathan.lemon@...il.com>, Paolo Abeni <pabeni@...hat.com>,
 Milena Olech <milena.olech@...el.com>,
 Michal Michalik <michal.michalik@...el.com>,
 linux-arm-kernel@...ts.infradead.org, poros@...hat.com, mschmidt@...hat.com,
 netdev@...r.kernel.org, linux-clk@...r.kernel.org,
 Bart Van Assche <bvanassche@....org>, intel-wired-lan@...ts.osuosl.org
Subject: Re: [PATCH net-next v4 0/9] Create common DPLL configuration API

On 15/08/2023 03:45, Jakub Kicinski wrote:
> On Fri, 11 Aug 2023 21:03:31 +0100 Vadim Fedorenko wrote:
>>   create mode 100644 Documentation/driver-api/dpll.rst
>>   create mode 100644 Documentation/netlink/specs/dpll.yaml
>>   create mode 100644 drivers/dpll/Kconfig
>>   create mode 100644 drivers/dpll/Makefile
>>   create mode 100644 drivers/dpll/dpll_core.c
>>   create mode 100644 drivers/dpll/dpll_core.h
>>   create mode 100644 drivers/dpll/dpll_netlink.c
>>   create mode 100644 drivers/dpll/dpll_netlink.h
>>   create mode 100644 drivers/dpll/dpll_nl.c
>>   create mode 100644 drivers/dpll/dpll_nl.h
>>   create mode 100644 drivers/net/ethernet/intel/ice/ice_dpll.c
>>   create mode 100644 drivers/net/ethernet/intel/ice/ice_dpll.h
>>   create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/dpll.c
>>   create mode 100644 include/linux/dpll.h
>>   create mode 100644 include/uapi/linux/dpll.h
> 
> Feels like we're lacking tests here. Is there a common subset of
> stuff we can expect reasonable devices to support?
> Anything you used in development that can be turned into tests?

Well, we were playing with the tool ynl/cli.py and it's stated in
the cover letter. But needs proper hardware to run. I'm not sure
we can easily create emulation device to run tests.