Re: [PATCH v8 00/24] wfx: get out from the staging area

[Kalle Valo]

Jerome Pouiller <Jerome.Pouiller@xxxxxxxxxx> writes:

> From: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx>
>
> Hello,
>
> I think the wfx driver is now mature enough to be accepted in the
> drivers/net/wireless directory.
>
> The firmware is now a part of the linux-firmware repository since relase
> 20210315[1]. It had taken a bit of time because I have worked with the legal
> department to simplify the redistribution terms of the firmware.
>
> [1]: https://lore.kernel.org/linux-firmware/2833354.gXvVfaC4I7@pc-42/
>
>
> As requested by Kalle[2], I send one file per patch. At the end, all the
> patches (or at least the patches 3 to 24) will be squashed (therefore, I
> didn't bother to write real commit messages).
>
> [2]: https://lore.kernel.org/lkml/87ft6p2n0h.fsf@xxxxxxxxxxxxxx/
>
> Here is a diagram of the global architecture that may help to understand
> the code:
>
>     ,------------------------------------.
>     |                mac80211            |
>     `------------------------------------'
>     ,------------+-----------+-----------.
>     |    sta     |           |           |
>     |    scan    |           |           |
>     |    main    |           |           |
>     +------------+  data_tx  |           |
>     |    key     |           |  data_rx  |
>     | hif_tx_mib |   queue   |           |
>     |   hif_tx   |           |           |
>     |   hif_rx   |           |           |
>     |  hif_api_* |           |           |
>     +------------+-----------+-----------+--------.
>     |                  bh                |  fwio  |
>     +------------------------------------+--------+
>     |                     hwio                    |
>     +---------------------------------------------+
>     |                   bus_sdio                  |
>     |                   bus_spi                   |
>     `---------------------------------------------'
>     ,---------------------------------------------.
>     |                  spi / sdio                 |
>     `---------------------------------------------'
>
> Roughly, I have sent the files from the bottom to the top.
>
>
> v8:
>   - Change the way the DT is handled. The user can now specify the name of
>     the board (= chip + antenna) he use. It easier for board designers to
>     add new entries. I plan to send a PR to linux-firmware to include PDS
>     files of the developpement boards belong the firmware (I also plan to
>     relocate these file into wfx/ instead of silabs/). (Kalle, Pali)
>   - Prefix visible functions and structs with "wfx_". I mostly kept the
>     code under 80 columns. (Kalle, Pali, Greg)
>   - Remove support for force_ps_timeout for now. (Kalle)
>   - Fix licenses of Makefile, Kconfig and hif_api*.h. (Kalle)
>   - Do not mix and match endianess in struct hif_ind_startup. (Kalle)
>   - Remove magic values. (Kalle)
>   - Use IS_ALIGNED(). (BTW, PTR_IS_ALIGNED() does not exist?) (Kalle)
>   - I have also noticed that some headers files did not declare all the
>     struct they used.
>
>   These issues remain (I hope they are not blockers):
>   - I have currently no ideas how to improve/simplify the parsing PDS file.
>     (Kalle)

For the PDS file problem it would help if you could actually describe
what the firmware requires/needs and then we can start from that. I had
some questions about this in v7 but apparently you missed those.

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