Re: [PATCH v4 00/17] Support IGT in display driver

[AngeloGioacchino Del Regno]

Il 12/12/23 13:19, Hsiao Chien Sung ha scritto:
> This series is based on mediatek-drm-next.
>
> This series adds support for running IGT (Intel GPU Tool) tests
> with MediaTek display driver. The following changes will be
> applied:
>
> 1. Add a new API for creating GCE thread loop to retrieve CRCs
>     from the hardware component
> 2. Support hardware CRC calculation in both VDOSYS0 and VDOSYS1
> 3. Support alpha blending in both VDOSYS0 and VDOSYS1

Hello,
is there still interest in upstreaming this?

We're interested in enabling more comprehensive IGT tests on MediaTek SoCs
and this series is definitely useful.

Regards,
Angelo

> Changes in v4:
> - Seperate the patch into smaller ones
> - Change the title of some patches
> - Revert the changes that are not related to the series
>
> Changes in v3:
> - Modify the dt-binding document of Mediatek OVL
> - Set DRM mode configs accroding to the hardware capabilities
> - Replace cmdq_pkt_jump_absolute() with cmdq_pkt_jump()
>
> Changes in v2:
> - Simplify CMDQ by adding commands that are currently used only
> - Integrate CRC related codes into new APIs for Mixer and OVL to reuse
> - Add CPU version CRC retrieval when CMDQ is disabled
>
> Hsiao Chien Sung (17):
>    soc: mediatek: Add register definitions for GCE
>    soc: mediatek: Disable 9-bit alpha in ETHDR
>    dt-bindings: display: mediatek: ovl: Modify rules for MT8195/MT8188
>    drm/mediatek: Add OVL compatible name for MT8195
>    drm/mediatek: Set DRM mode configs accordingly
>    drm/mediatek: Support alpha blending in OVL
>    drm/mediatek: Support alpha blending in Mixer
>    drm/mediatek: Support alpha blending in display driver
>    drm/mediatek: Support CSC in OVL
>    drm/mediatek: Support more color formats in OVL
>    drm/mediatek: Turn off the layers with zero width or height
>    drm/mediatek: Support CRC in display driver
>    drm/mediatek: Support CRC in OVL
>    drm/mediatek: Support CRC in OVL adaptor
>    drm/mediatek: Add missing plane settings when async update
>    drm/mediatek: Fix errors when reporting rotation capability
>    drm/mediatek: Add comments for the structures
>
>   .../display/mediatek/mediatek,ovl.yaml        |  12 +-
>   drivers/gpu/drm/mediatek/mtk_disp_drv.h       |   7 +
>   drivers/gpu/drm/mediatek/mtk_disp_ovl.c       | 326 +++++++++++++++---
>   .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   |  32 +-
>   drivers/gpu/drm/mediatek/mtk_drm_crtc.c       | 261 +++++++++++++-
>   drivers/gpu/drm/mediatek/mtk_drm_crtc.h       |  39 +++
>   drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c   |   7 +
>   drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h   |  35 ++
>   drivers/gpu/drm/mediatek/mtk_drm_drv.c        |  30 +-
>   drivers/gpu/drm/mediatek/mtk_drm_drv.h        |  16 +
>   drivers/gpu/drm/mediatek/mtk_drm_plane.c      |  15 +-
>   drivers/gpu/drm/mediatek/mtk_ethdr.c          | 106 +++++-
>   drivers/gpu/drm/mediatek/mtk_ethdr.h          |   5 +
>   drivers/soc/mediatek/mtk-mmsys.c              |   1 +
>   include/linux/soc/mediatek/mtk-cmdq.h         |  10 +
>   15 files changed, 834 insertions(+), 68 deletions(-)
>
> --
> 2.18.0