[dpdk-dev] [PATCH v2] common/cnxk: support BPHY telemetry

[Ferruh Yigit]

On 11/2/2021 4:32 AM, Jerin Jacob wrote:
> On Mon, Nov 1, 2021 at 8:32 PM Ferruh Yigit <ferruh.yigit at intel.com> wrote:
>>
>> On 10/22/2021 12:56 PM, Tomasz Duszynski wrote:
>>> Add initial support for baseband telemetry.
>>>
>>> Signed-off-by: Tomasz Duszynski<tduszynski at marvell.com>
>>> ---
>>> v2:
>>> - make bphy telemetry available only on platforms supporting baseband
>>> - use platform types where possible
>>> - remove unused header
>>>
>>>    drivers/common/cnxk/cnxk_telemetry_bphy.c | 52 +++++++++++++++++++++++
>>
>> Since the telemetry support is for 'raw/cnxk_bphy', why it is implemented
>> in common code, instead of driver?
> 
> It can be raw/cnxk_bphy, thought of keeping it in common due to
> 1) To reuse it for another common code consumer

Is it reusable, since the code is to get telemetry data from raw device?

> 2) roc_bphy_sso_pf_func_get() and roc_bphy_npa_pf_func_get() manged by
> common code. aka there is no reverse dependency on the raw driver framework
> in common code.

If telemetry code moved to raw driver, dependency will be from driver to
common code, which is correct dependency order I think.

It just looks wrong to have rawdev related telemetry function in the common
code, but I may be missing details, trying to understand.

thanks,
ferruh