Add MediaTek SoC DRM (vdosys1) support for mt8195

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 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@mediatek.com>

This series are based on the following patch:
[1] arm64: dts: Add Mediatek SoC MT8195 and evaluation board dts and Makefile
    https://patchwork.kernel.org/project/linux-mediatek/patch...
[2] arm64: dts: mt8195: add IOMMU and smi nodes
    https://patchwork.kernel.org/project/linux-mediatek/patch...
[3] [01/24] dt-bindings: mediatek: mt8195: Add binding for MM IOMMU
    https://patchwork.kernel.org/project/linux-mediatek/patch...
[4] Add gce support for mt8195
    https://patchwork.kernel.org/project/linux-mediatek/list/...
[5] Add MediaTek SoC DRM (vdosys0) support for mt8195
    https://patchwork.kernel.org/project/linux-mediatek/list/...
[6] [v8,1/2] dt-bindings: reset: mt8195: add toprgu reset-controller header file
    https://patchwork.kernel.org/project/linux-mediatek/patch...

Nancy.Lin (22):
  dt-bindings: mediatek: add vdosys1 RDMA definition for mt8195
  dt-bindings: mediatek: add vdosys1 MERGE property for mt8195
  dt-bindings: mediatek: add ethdr definition for mt8195
  dt-bindings: reset: mt8195: add vdosys1 reset control bit
  soc: mediatek: add mtk-mmsys support for mt8195 vdosys1
  soc: mediatek: add mtk-mmsys config API for mt8195 vdosys1
  soc: mediatek: add cmdq support of mtk-mmsys config API for mt8195
    vdosys1
  soc: mediatek: mmsys: modify reset controller for MT8195 vdosys1
  soc: mediatek: change the mutex defines and the mutex_mod type
  soc: mediatek: add mtk-mutex support for mt8195 vdosys1
  drm/mediatek: add display MDP RDMA support for MT8195
  drm/mediatek: add display merge advance config API for MT8195
  drm/mediatek: add display merge start/stop API for cmdq support
  drm/mediatek: add display merge mute/unmute support for MT8195
  drm/mediatek: add display merge async reset control
  drm/mediatek: add ETHDR support for MT8195
  drm/mediatek: add mediatek-drm plane color encoding info
  drm/mediatek: add ovl_adaptor support for MT8195
  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
  arm64: dts: mt8195: add display node for vdosys1

 .../arm/mediatek/mediatek,mdp-rdma.yaml       |  77 ++++
 .../display/mediatek/mediatek,ethdr.yaml      | 147 ++++++
 .../display/mediatek/mediatek,merge.yaml      |   4 +
 arch/arm64/boot/dts/mediatek/mt8195.dtsi      | 222 +++++++++
 drivers/gpu/drm/mediatek/Makefile             |   5 +-
 drivers/gpu/drm/mediatek/mtk_disp_drv.h       |  28 ++
 drivers/gpu/drm/mediatek/mtk_disp_merge.c     |  89 +++-
 .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   | 436 ++++++++++++++++++
 drivers/gpu/drm/mediatek/mtk_drm_crtc.c       |  38 +-
 drivers/gpu/drm/mediatek/mtk_drm_crtc.h       |   3 +-
 drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c   |  30 +-
 drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h   |   1 +
 drivers/gpu/drm/mediatek/mtk_drm_drv.c        | 343 ++++++++++----
 drivers/gpu/drm/mediatek/mtk_drm_drv.h        |  13 +-
 drivers/gpu/drm/mediatek/mtk_drm_plane.c      |   1 +
 drivers/gpu/drm/mediatek/mtk_drm_plane.h      |   1 +
 drivers/gpu/drm/mediatek/mtk_ethdr.c          | 386 ++++++++++++++++
 drivers/gpu/drm/mediatek/mtk_ethdr.h          |  25 +
 drivers/gpu/drm/mediatek/mtk_mdp_rdma.c       | 315 +++++++++++++
 drivers/gpu/drm/mediatek/mtk_mdp_rdma.h       |  20 +
 drivers/soc/mediatek/mt8195-mmsys.h           | 199 ++++++++
 drivers/soc/mediatek/mtk-mmsys.c              |  80 +++-
 drivers/soc/mediatek/mtk-mmsys.h              |  12 +
 drivers/soc/mediatek/mtk-mutex.c              | 296 +++++++-----
 include/dt-bindings/reset/mt8195-resets.h     |  12 +
 include/linux/soc/mediatek/mtk-mmsys.h        |  22 +
 26 files changed, 2562 insertions(+), 243 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mdp-rdma.yaml
 create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml
 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
 create mode 100644 drivers/gpu/drm/mediatek/mtk_mdp_rdma.c
 create mode 100644 drivers/gpu/drm/mediatek/mtk_mdp_rdma.h

-- 
2.18.0