Re: [PATCH v1 00/45] MediaTek clocks: full module build and cleanups

[AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>]

Il 06/02/23 16:28, AngeloGioacchino Del Regno ha scritto:
> This is part 2 of the "MediaTek clocks cleanups and improvements" series,
> which was already picked.
> 
> If reading this full cover letter is too boring for you, here's a short
> summary of the changes of this series:
>   - Added mtk_clk_pdev_probe() for mtk-mmsys probed clocks;
>   - Added divider clock support to common probe mechanism;
>   - Various cleanups here and there;
>   - Converted most clock drivers to platform_driver;
>   - MediaTek clocks can now be built as modules.
> 
> NOTE: Applies on top of [1].
> 
> 

...and of course I forgot to paste the link.

[1]: https://patchwork.kernel.org/project/linux-mediatek/list/?series=719067

Cheers,
Angelo


> Full blurb:
> 
> This huge series adds more cleanups on top, reducing size and adding more
> commonization for clock drivers probe/remove, which also includes a new
> common probe mechanism for multimedia clock drivers that are usually
> probed by mtk-mmsys instead of a dt clock node: thanks to this, it was
> finally possible to convert almost all clock drivers to the common probe
> mechanism, which *finally again* makes us able to build all these drivers
> as modules!
> 
> Since this looked like being *the* way forward, I went on converting some
> more drivers away from OF_CLK_DECLARE_DRIVER to full platform_driver(s),
> allowing for more (actually, almost all!) drivers to be built as modules.
> 
> While at it, I also added some more consistency in macros usage by
> removing all of the duplicated full macro declaration for MediaTek gate
> clocks and replacing all of those with using the GATE_MTK macro instead,
> producing a nice reduction in amount of lines per file but, more
> importantly, improving readability and eventual future batch changes.
> 
> This amount of commonization will also, in my opinion, greatly improve
> the review process for new clock drivers, as they will be mostly just a
> list of clocks and won't contain much new code, as it's all going to be
> handled in the common places, which also reduces chances to see new clock
> driver related bugs emerging on one SoC or the other.
> 
> Since I don't own devices with all of the supported MediaTek SoCs, I
> could not test some of the conversions on real hardware... but I am
> confident that this will work as the drivers are *very* similar on a
> per-generation basis.
> 
> This series was build-tested for all (both module and built-in build)
> and was manually tested on MT6795, MT8173, MT8192, MT8195.
> 
> AngeloGioacchino Del Regno (45):
>    clk: mediatek: clk-mtk: Switch to device_get_match_data()
>    clk: mediatek: clk-mtk: Introduce clk_mtk_pdev_{probe,remove}()
>    clk: mediatek: Migrate to mtk_clk_pdev_probe() for multimedia clocks
>    clk: mediatek: Add divider clocks to mtk_clk_simple_{probe,remove}()
>    clk: mediatek: mt2712: Migrate topckgen/mcucfg to
>      mtk_clk_simple_probe()
>    clk: mediatek: mt2712: Compress clock arrays entries to 90 columns
>    clk: mediatek: mt2712: Add error handling to
>      clk_mt2712_apmixed_probe()
>    clk: mediatek: mt2712: Move apmixedsys clock driver to its own file
>    clk: mediatek: mt2712: Change to use module_platform_driver macro
>    clk: mediatek: mt2712: Change Kconfig options to allow module build
>    clk: mediatek: mt8365: Move apmixedsys clock driver to its own file
>    clk: mediatek: mt8365: Convert to mtk_clk_simple_{probe,remove}()
>    clk: mediatek: mt8167: Compress GATE_TOPx macros
>    clk: mediatek: mt8167: Move apmixedsys as platform_driver in new file
>    clk: mediatek: mt8167: Remove __initconst annotation from arrays
>    clk: mediatek: mt8167: Convert to mtk_clk_simple_{probe,remove}()
>    clk: mediatek: mt8183: Move apmixedsys clock driver to its own file
>    clk: mediatek: mt8183: Compress clocks arrays entries where possible
>    clk: mediatek: mt8183: Convert all remaining clocks to common probe
>    clk: mediatek: Consistently use GATE_MTK() macro
>    clk: mediatek: mt7622: Properly use CLK_IS_CRITICAL flag
>    clk: mediatek: mt7622: Move apmixedsys clock driver to its own file
>    clk: mediatek: mt7622: Move infracfg to clk-mt7622-infracfg.c
>    clk: mediatek: mt7622: Convert to platform driver and simple probe
>    clk: mediatek: mt8516: Move apmixedsys clock driver to its own file
>    clk: mediatek: mt8516: Convert to platform driver and simple probe
>    clk: mediatek: mt8516: Allow building clock drivers as modules
>    clk: mediatek: Propagate struct device with
>      mtk_clk_register_dividers()
>    clk: mediatek: mt7986-apmixed: Use PLL_AO flag to set critical clock
>    clk: mediatek: mt7986-infracfg: Migrate to common probe mechanism
>    clk: mediatek: mt7986-eth: Migrate to common probe mechanism
>    clk: mediatek: mt8186-mcu: Migrate to common probe mechanism
>    clk: mediatek: Switch to module_platform_driver() where possible
>    clk: mediatek: Add MODULE_LICENSE() where missing
>    clk: mediatek: Split MT8195 clock drivers and allow module build
>    clk: mediatek: Allow building MT8192 non-critical clocks as modules
>    clk: mediatek: Allow MT7622 clocks to be built as modules
>    clk: mediatek: Allow all MT8167 clocks to be built as modules
>    clk: mediatek: Allow all MT8183 clocks to be built as modules
>    clk: mediatek: Allow building most MT6765 clock drivers as modules
>    clk: mediatek: Allow building most MT6797 clock drivers as modules
>    clk: mediatek: Split configuration options for MT8186 clock drivers
>    clk: mediatek: mt8192: Move apmixedsys clock driver to its own file
>    clk: mediatek: Kconfig: Allow module build for core mt8192 clocks
>    clk: mediatek: Add MODULE_DEVICE_TABLE() where appropriate
> 
>   drivers/clk/mediatek/Kconfig                  |  282 +++--
>   drivers/clk/mediatek/Makefile                 |   53 +-
>   drivers/clk/mediatek/clk-mt2701-aud.c         |   49 +-
>   drivers/clk/mediatek/clk-mt2701-bdp.c         |   27 +-
>   drivers/clk/mediatek/clk-mt2701-eth.c         |   16 +-
>   drivers/clk/mediatek/clk-mt2701-g3d.c         |   16 +-
>   drivers/clk/mediatek/clk-mt2701-hif.c         |   16 +-
>   drivers/clk/mediatek/clk-mt2701-img.c         |   15 +-
>   drivers/clk/mediatek/clk-mt2701-mm.c          |   56 +-
>   drivers/clk/mediatek/clk-mt2701-vdec.c        |   27 +-
>   drivers/clk/mediatek/clk-mt2701.c             |   48 +-
>   drivers/clk/mediatek/clk-mt2712-apmixedsys.c  |  154 +++
>   drivers/clk/mediatek/clk-mt2712-bdp.c         |   16 +-
>   drivers/clk/mediatek/clk-mt2712-img.c         |   15 +-
>   drivers/clk/mediatek/clk-mt2712-jpgdec.c      |   16 +-
>   drivers/clk/mediatek/clk-mt2712-mfg.c         |   15 +-
>   drivers/clk/mediatek/clk-mt2712-mm.c          |   66 +-
>   drivers/clk/mediatek/clk-mt2712-vdec.c        |   27 +-
>   drivers/clk/mediatek/clk-mt2712-venc.c        |   16 +-
>   drivers/clk/mediatek/clk-mt2712.c             | 1016 +++++------------
>   drivers/clk/mediatek/clk-mt6765-audio.c       |   27 +-
>   drivers/clk/mediatek/clk-mt6765-cam.c         |   16 +-
>   drivers/clk/mediatek/clk-mt6765-img.c         |   15 +-
>   drivers/clk/mediatek/clk-mt6765-mipi0a.c      |   16 +-
>   drivers/clk/mediatek/clk-mt6765-mm.c          |   15 +-
>   drivers/clk/mediatek/clk-mt6765-vcodec.c      |   16 +-
>   drivers/clk/mediatek/clk-mt6765.c             |   90 +-
>   drivers/clk/mediatek/clk-mt6779-aud.c         |    1 +
>   drivers/clk/mediatek/clk-mt6779-cam.c         |    1 +
>   drivers/clk/mediatek/clk-mt6779-img.c         |    1 +
>   drivers/clk/mediatek/clk-mt6779-ipe.c         |    1 +
>   drivers/clk/mediatek/clk-mt6779-mfg.c         |    1 +
>   drivers/clk/mediatek/clk-mt6779-mm.c          |   25 +-
>   drivers/clk/mediatek/clk-mt6779-vdec.c        |    1 +
>   drivers/clk/mediatek/clk-mt6779-venc.c        |    1 +
>   drivers/clk/mediatek/clk-mt6779.c             |    1 +
>   drivers/clk/mediatek/clk-mt6795-apmixedsys.c  |    1 +
>   drivers/clk/mediatek/clk-mt6795-infracfg.c    |    1 +
>   drivers/clk/mediatek/clk-mt6795-mfg.c         |    1 +
>   drivers/clk/mediatek/clk-mt6795-mm.c          |   56 +-
>   drivers/clk/mediatek/clk-mt6795-pericfg.c     |    1 +
>   drivers/clk/mediatek/clk-mt6795-topckgen.c    |    1 +
>   drivers/clk/mediatek/clk-mt6795-vdecsys.c     |    1 +
>   drivers/clk/mediatek/clk-mt6795-vencsys.c     |    1 +
>   drivers/clk/mediatek/clk-mt6797-img.c         |   15 +-
>   drivers/clk/mediatek/clk-mt6797-mm.c          |   56 +-
>   drivers/clk/mediatek/clk-mt6797-vdec.c        |   27 +-
>   drivers/clk/mediatek/clk-mt6797-venc.c        |   16 +-
>   drivers/clk/mediatek/clk-mt6797.c             |   47 +-
>   drivers/clk/mediatek/clk-mt7622-apmixedsys.c  |  138 +++
>   drivers/clk/mediatek/clk-mt7622-aud.c         |   49 +-
>   drivers/clk/mediatek/clk-mt7622-eth.c         |   27 +-
>   drivers/clk/mediatek/clk-mt7622-hif.c         |   27 +-
>   drivers/clk/mediatek/clk-mt7622-infracfg.c    |  129 +++
>   drivers/clk/mediatek/clk-mt7622.c             |  375 +-----
>   drivers/clk/mediatek/clk-mt7629-eth.c         |   25 +-
>   drivers/clk/mediatek/clk-mt7629-hif.c         |   27 +-
>   drivers/clk/mediatek/clk-mt7629.c             |   46 +-
>   drivers/clk/mediatek/clk-mt7981-apmixed.c     |    2 +
>   drivers/clk/mediatek/clk-mt7981-eth.c         |    3 +-
>   drivers/clk/mediatek/clk-mt7981-infracfg.c    |    4 +-
>   drivers/clk/mediatek/clk-mt7981-topckgen.c    |    4 +-
>   drivers/clk/mediatek/clk-mt7986-apmixed.c     |    8 +-
>   drivers/clk/mediatek/clk-mt7986-eth.c         |  115 +-
>   drivers/clk/mediatek/clk-mt7986-infracfg.c    |   93 +-
>   drivers/clk/mediatek/clk-mt7986-topckgen.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8135.c             |   31 +-
>   drivers/clk/mediatek/clk-mt8167-apmixedsys.c  |  145 +++
>   drivers/clk/mediatek/clk-mt8167-aud.c         |   47 +-
>   drivers/clk/mediatek/clk-mt8167-img.c         |   50 +-
>   drivers/clk/mediatek/clk-mt8167-mfgcfg.c      |   50 +-
>   drivers/clk/mediatek/clk-mt8167-mm.c          |   69 +-
>   drivers/clk/mediatek/clk-mt8167-vdec.c        |   59 +-
>   drivers/clk/mediatek/clk-mt8167.c             |  390 ++-----
>   drivers/clk/mediatek/clk-mt8173-apmixedsys.c  |    1 +
>   drivers/clk/mediatek/clk-mt8173-img.c         |    1 +
>   drivers/clk/mediatek/clk-mt8173-infracfg.c    |    1 +
>   drivers/clk/mediatek/clk-mt8173-mm.c          |   82 +-
>   drivers/clk/mediatek/clk-mt8173-pericfg.c     |    1 +
>   drivers/clk/mediatek/clk-mt8173-topckgen.c    |    1 +
>   drivers/clk/mediatek/clk-mt8173-vdecsys.c     |    1 +
>   drivers/clk/mediatek/clk-mt8173-vencsys.c     |    1 +
>   drivers/clk/mediatek/clk-mt8183-apmixedsys.c  |  194 ++++
>   drivers/clk/mediatek/clk-mt8183-audio.c       |    5 +-
>   drivers/clk/mediatek/clk-mt8183-cam.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8183-img.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8183-ipu0.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8183-ipu1.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8183-ipu_adl.c     |    5 +-
>   drivers/clk/mediatek/clk-mt8183-ipu_conn.c    |    5 +-
>   drivers/clk/mediatek/clk-mt8183-mfgcfg.c      |    5 +-
>   drivers/clk/mediatek/clk-mt8183-mm.c          |   29 +-
>   drivers/clk/mediatek/clk-mt8183-vdec.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8183-venc.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8183.c             |  747 +++---------
>   drivers/clk/mediatek/clk-mt8186-apmixedsys.c  |    4 +-
>   drivers/clk/mediatek/clk-mt8186-cam.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8186-img.c         |    4 +-
>   .../clk/mediatek/clk-mt8186-imp_iic_wrap.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8186-infra_ao.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8186-ipe.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8186-mcu.c         |   69 +-
>   drivers/clk/mediatek/clk-mt8186-mdp.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8186-mfg.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8186-mm.c          |   59 +-
>   drivers/clk/mediatek/clk-mt8186-topckgen.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8186-vdec.c        |    4 +-
>   drivers/clk/mediatek/clk-mt8186-venc.c        |    4 +-
>   drivers/clk/mediatek/clk-mt8186-wpe.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8192-apmixedsys.c  |  215 ++++
>   drivers/clk/mediatek/clk-mt8192-aud.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8192-cam.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8192-img.c         |    5 +-
>   .../clk/mediatek/clk-mt8192-imp_iic_wrap.c    |    5 +-
>   drivers/clk/mediatek/clk-mt8192-ipe.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8192-mdp.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8192-mfg.c         |    5 +-
>   drivers/clk/mediatek/clk-mt8192-mm.c          |   34 +-
>   drivers/clk/mediatek/clk-mt8192-msdc.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8192-scp_adsp.c    |    5 +-
>   drivers/clk/mediatek/clk-mt8192-vdec.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8192-venc.c        |    5 +-
>   drivers/clk/mediatek/clk-mt8192.c             |  223 +---
>   drivers/clk/mediatek/clk-mt8195-apmixedsys.c  |    4 +-
>   drivers/clk/mediatek/clk-mt8195-apusys_pll.c  |    4 +-
>   drivers/clk/mediatek/clk-mt8195-cam.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8195-ccu.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8195-img.c         |    4 +-
>   .../clk/mediatek/clk-mt8195-imp_iic_wrap.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8195-infra_ao.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8195-ipe.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8195-mfg.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8195-peri_ao.c     |    4 +-
>   drivers/clk/mediatek/clk-mt8195-scp_adsp.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8195-topckgen.c    |    4 +-
>   drivers/clk/mediatek/clk-mt8195-vdec.c        |    4 +-
>   drivers/clk/mediatek/clk-mt8195-vdo0.c        |   59 +-
>   drivers/clk/mediatek/clk-mt8195-vdo1.c        |   61 +-
>   drivers/clk/mediatek/clk-mt8195-venc.c        |    4 +-
>   drivers/clk/mediatek/clk-mt8195-vpp0.c        |    4 +-
>   drivers/clk/mediatek/clk-mt8195-vpp1.c        |    4 +-
>   drivers/clk/mediatek/clk-mt8195-wpe.c         |    4 +-
>   drivers/clk/mediatek/clk-mt8365-apmixedsys.c  |  166 +++
>   drivers/clk/mediatek/clk-mt8365-apu.c         |    3 +-
>   drivers/clk/mediatek/clk-mt8365-cam.c         |    3 +-
>   drivers/clk/mediatek/clk-mt8365-mfg.c         |    3 +-
>   drivers/clk/mediatek/clk-mt8365-mm.c          |   42 +-
>   drivers/clk/mediatek/clk-mt8365-vdec.c        |    3 +-
>   drivers/clk/mediatek/clk-mt8365-venc.c        |    3 +-
>   drivers/clk/mediatek/clk-mt8365.c             |  605 ++--------
>   drivers/clk/mediatek/clk-mt8516-apmixedsys.c  |  122 ++
>   drivers/clk/mediatek/clk-mt8516-aud.c         |   47 +-
>   drivers/clk/mediatek/clk-mt8516.c             |  246 +---
>   drivers/clk/mediatek/clk-mtk.c                |   82 +-
>   drivers/clk/mediatek/clk-mtk.h                |    7 +-
>   155 files changed, 3292 insertions(+), 4355 deletions(-)
>   create mode 100644 drivers/clk/mediatek/clk-mt2712-apmixedsys.c
>   create mode 100644 drivers/clk/mediatek/clk-mt7622-apmixedsys.c
>   create mode 100644 drivers/clk/mediatek/clk-mt7622-infracfg.c
>   create mode 100644 drivers/clk/mediatek/clk-mt8167-apmixedsys.c
>   create mode 100644 drivers/clk/mediatek/clk-mt8183-apmixedsys.c
>   create mode 100644 drivers/clk/mediatek/clk-mt8192-apmixedsys.c
>   create mode 100644 drivers/clk/mediatek/clk-mt8365-apmixedsys.c
>   create mode 100644 drivers/clk/mediatek/clk-mt8516-apmixedsys.c
> 

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