[PATCH v25 0/7] Add MediaTek SoC DRM (vdosys1) support for mt8195

Bo-Chen Chen rex-bc.chen at mediatek.com
Sun Aug 14 23:34:57 PDT 2022


On Thu, 2022-08-04 at 15:28 +0800, Nancy.Lin wrote:
> The hardware path of vdosys1 with DPTx output need to go through by
> several modules, such as, OVL_ADAPTOR and MERGE.
> 
> Add DRM and these modules support by the patches below:
> 
> Changes in v25:
> - rebase to next-20220803
> 
> Changes in v24:
> - fix ovl_adaptor binding issue (mtk_disp_ovl_adaptor.c)
>   - Since ovl_adaptor is an aggregated component, it should be
> bounded after
>     all its child components are bounded.
> - rebase to next-20220708
> 
> Changes in v23:
> - separate[7] mmsys/mutex and drm patches into two series
> 
> Changes in v22:
> - rebase to next-20220525
> - rebase to vdosys0 series v22
> - separate dts to a new patch
> 
> Changes in v21:
> - fix reviewer comment
>   - fix rdma and ethdr binding doc and dts
> 
> Changes in v20:
> - fix reviewer comment
>   - update mmsys update bit api name
>   - add mtk_mmsys_update_bits error message if lose gce property
>   - list all mt8195 vdosys1 reset bits
> 
> Changes in v19:
> - fix reviewer comment
>   - separate mt8195 mmsys component to a new patch
>   - separate mt8195 vdo0 and vdo1 routing table
>   - separate mmsys_write_reg api to a new patch and simplify write
> reg code
>   - separate mmsys 64 bit reset to a new patch
>   - separate mtk-mutex dp_intf1 component to a new patch
> 
> Changes in v18:
> - fix reviewer comment
>   - fix rdma binding doc
>   - fix ethdr binding doc
>   - refine mmsys config cmdq support
>   - refine merge reset control flow, get reset control in probe
> function
>   - add ethdr reset control error handling and remove dbg log
> - rebase to vdosys0 series v20 (ref [5])
> 
> Changes in v17:
> - fix reviewer comment in v16
>   - separate ovl adaptor comp in mtk-mmsys and mtk-mutex
>   - separate mmsys config API
>   - move mdp_rdma binding yaml
> - fix ovl adaptor pm runtime get sync timing issue
> - rebase to vdosys0 series v19 (ref [5])
> - rebase to [7] for modify vblank register change
> 
> Changes in v16:
> - fix reviewer comment in v 15
>   - fix mtk_drm_ddp_comp.c alignment
>   - fix vdosys0 mmsys num before adding vdosys1 patch
> 
> Changes in v15:
> - fix ethdr uppercase hex number in dts
> 
> Changes in v14:
> - remove MTK_MMSYS 64 bit dependency
> - add ethdr.yaml back and fix dt_schema check fail
> 
> Resend v13
> - add related maintainer in maillist
> 
> Changes in v13:
> - fix reviewer comment in v12
>   - fix rdma dt-binding format
>   - fix dts node naming
> - fix 32 bit build error
>   - modify 64bit dependency for mtk-mmsys
> - rebase to vdosys0 series v16. (ref [5])
> 
> Changes in v12:
> - fix reviewer comment in v11
>   - modify mbox index
>   - refine dma dev for ovl_adaptor sub driver
> 
> Changes in v11:
> - remove ethdr vblank spin lock
> - refine ovl_adaptor print message
> 
> Changes in v10:
> - refine ethdr reset control using
> devm_reset_control_array_get_optional_exclusive
> - fix ovl_adaptor mtk_ovl_adaptor_clk_enable error handle issue
> 
> Changes in v9:
> - rebase on kernel-5.16-rc1
> - rebase on vdosys0 series v13. (ref [5])
> - fix ovl_adaptor sub driver is brought up unintentionally
> - fix clang build test fail- duplicate ethdr/mdp_rdma
> init_module/cleanup_module symbol issue 
> 
> Changes in v8:
> - separate merge async reset to new patch.
> - separate drm ovl_adaptor sub driver to new patch.
> - fix reviewer comment in v7.
> 
> Changes in v7:
> - rebase on vdosys0 series v12 (ref[5])
> - add dma description in ethdr binding document.
> - refine vdosys1 bit definition of mmsys routing table.
> - separate merge modification into 3 pathces.
> - separate mutex modification into 2 patches.
> - add plane color coding for mdp_rdma csc.
> - move mdp_rdma pm control to ovl_adaptor.
> - fix reviewer comment in v6.
> 
> Changes in v6:
> - rebase on kernel-5.15-rc1.
> - change mbox label to gce0 for dts node of vdosys1.
> - modify mmsys reset num for mt8195.
> - rebase on vdosys0 series v10. (ref [5])
> - use drm to bring up ovl_adaptor driver.
> - move drm iommu/mutex check from kms init to drm bind.
> - modify rdma binding doc location.
> (Documentation/devicetree/bindings/arm/)
> - modify for reviewer's comment in v5.
> 
> Changes in v5:
> - add mmsys reset controller reference.
> 
> Changes in v4:
> - use merge common driver for merge1~4.
> - refine ovl_adaptor rdma driver.
> - use ovl_adaptor ddp_comp function instead of ethdr.
> - modify for reviewer's comment in v3.
> 
> Changes in v3:
> - modify for reviewer's comment in v2.
> - add vdosys1 2 pixels align limit.
> - add mixer odd offset support.
> 
> Changes in v2:
> - Merge PSEUDO_OVL and ETHDR into one DRM component.
> - Add mmsys config API for vdosys1 hardware setting.
> - Add mmsys reset control using linux reset framework.
> 
> Signed-off-by: Nancy.Lin <nancy.lin at mediatek.com>
> 
> This series are based on the following patch:
> [1] arm64: dts: Add mediatek SoC mt8195 and evaluation board
>     20220112114724.1953-4-tinghan.shen at mediatek.com
> [2] arm64: dts: mt8195: add IOMMU and smi nodes
>     20210615173233.26682-15-tinghan.shen at mediatek.com
> [3] [v2] arm64: dts: mt8195: add display node for vdosys0
>     20220225021535.2655-1-jason-jh.lin at mediatek.com
> [4] dt-bindings: mediatek: mt8195: Add binding for MM IOMMU
>     20220407075726.17771-2-yong.wu at mediatek.com
> [5] Add MediaTek SoC DRM (vdosys1) support for mt8195
>     20220526110233.20080-1-nancy.lin at mediatek.com
> 
> Nancy.Lin (7):
>   dt-bindings: mediatek: add ethdr definition for mt8195
>   drm/mediatek: add ETHDR support for MT8195
>   drm/mediatek: add ovl_adaptor support for MT8195
>   drm/mediatek: add dma dev get function
>   drm/mediatek: modify mediatek-drm for mt8195 multi mmsys support
>   drm/mediatek: add drm ovl_adaptor sub driver for MT8195
>   drm/mediatek: add mediatek-drm of vdosys1 support for MT8195
> 
>  .../display/mediatek/mediatek,ethdr.yaml      | 188 +++++++
>  drivers/gpu/drm/mediatek/Makefile             |   2 +
>  drivers/gpu/drm/mediatek/mtk_disp_drv.h       |  26 +
>  .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   | 528
> ++++++++++++++++++
>  drivers/gpu/drm/mediatek/mtk_drm_crtc.c       |  96 ++--
>  drivers/gpu/drm/mediatek/mtk_drm_crtc.h       |   6 +-
>  drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c   | 129 +++--
>  drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h   |  58 +-
>  drivers/gpu/drm/mediatek/mtk_drm_drv.c        | 359 ++++++++----
>  drivers/gpu/drm/mediatek/mtk_drm_drv.h        |  24 +-
>  drivers/gpu/drm/mediatek/mtk_ethdr.c          | 370 ++++++++++++
>  drivers/gpu/drm/mediatek/mtk_ethdr.h          |  26 +
>  12 files changed, 1615 insertions(+), 197 deletions(-)
>  create mode 100644
> Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yam
> l
>  create mode 100644 drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
>  create mode 100644 drivers/gpu/drm/mediatek/mtk_ethdr.c
>  create mode 100644 drivers/gpu/drm/mediatek/mtk_ethdr.h

Hello all,

Because Kernel 6.0-rc1 is released, I re-test this series.
I use dp series [1] to test this mmsys series because this series is
used to control external display.

In my test, I can do modtest of these mode for DP and it passed.
Whole series again for 6.0-rc1:
Tested-by: Bo-Chen Chen <rex-bc.chen at mediatek.com>

  #0 1920x1080 60.00 1920 2008 2052 2200 1080 1084 1089 1125 148500
flags: phsync, pvsync; type: preferred, driver
  #1 1920x1080 59.94 1920 2008 2052 2200 1080 1084 1089 1125 148352
flags: phsync, pvsync; type: driver
  #2 1920x1080 50.00 1920 2448 2492 2640 1080 1084 1089 1125 148500
flags: phsync, pvsync; type: driver
  #3 1680x1050 59.95 1680 1784 1960 2240 1050 1053 1059 1089 146250
flags: nhsync, pvsync; type: driver
  #4 1600x900 60.00 1600 1624 1704 1800 900 901 904 1000 108000 flags:
phsync, pvsync; type: driver
  #5 1280x1024 60.02 1280 1328 1440 1688 1024 1025 1028 1066 108000
flags: phsync, pvsync; type: driver
  #6 1280x800 59.81 1280 1352 1480 1680 800 803 809 831 83500 flags:
nhsync, pvsync; type: driver
  #7 1280x720 60.00 1280 1390 1430 1650 720 725 730 750 74250 flags:
phsync, pvsync; type: driver
  #8 1280x720 59.94 1280 1390 1430 1650 720 725 730 750 74176 flags:
phsync, pvsync; type: driver
  #9 1280x720 50.00 1280 1720 1760 1980 720 725 730 750 74250 flags:
phsync, pvsync; type: driver
  #10 1024x768 60.00 1024 1048 1184 1344 768 771 777 806 65000 flags:
nhsync, nvsync; type: driver
  #11 800x600 60.32 800 840 968 1056 600 601 605 628 40000 flags:
phsync, pvsync; type: driver
  #12 720x576 50.00 720 732 796 864 576 581 586 625 27000 flags:
nhsync, nvsync; type: driver
  #13 720x480 60.00 720 736 798 858 480 489 495 525 27027 flags:
nhsync, nvsync; type: driver
  #14 720x480 59.94 720 736 798 858 480 489 495 525 27000 flags:
nhsync, nvsync; type: driver
  #15 640x480 60.00 640 656 752 800 480 490 492 525 25200 flags:
nhsync, nvsync; type: driver
  #16 640x480 59.94 640 656 752 800 480 490 492 525 25175 flags:
nhsync, nvsync; type: driver

[1]:
https://patchwork.kernel.org/project/linux-mediatek/list/?series=665597

BRs,
Bo-Chen




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