[PATCH v3 05/13] firmware: scmi: install base protocol to SCMI agent

[Etienne CARRIERE]

> From: AKASHI Takahiro <takahiro.akashi at linaro.org>
> Sent: Friday, September 8, 2023 04:51
>  
> SCMI base protocol is mandatory, and once SCMI node is found in a device
> tree, the protocol handle (udevice) is unconditionally installed to
> the agent. Then basic information will be retrieved from SCMI server via
> the protocol and saved into the agent instance's local storage.
> 
> Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> Reviewed-by: Etienne Carriere <etienne.carriere at foss.st.com>
> ---
> v3
> * typo fix: add '@' for argument name in function description
> * eliminate dev_get_uclass_plat()'s repeated in inline
> * modify the code for dynamically allocated sub-vendor/agent names
> v2
> * use helper functions, removing direct uses of ops
> ---

For info, I see that this patch, as placed in this PATCH v3 series, breaks pytest.
Patch v3 08/13 ("firmware: scmi: fake base protocol commands on sandbox")
and patch v3 09/13 ("test: dm: simplify SCMI unit test on sandbox") should be
picked before to have scmi DM pytest running.

BR,
etienne