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[0/5] drm/msm: Add support for the A750 GPU found on the SM8650 platform

Message ID 20240212-topic-sm8650-gpu-v1-0-708a40b747b5@linaro.org (mailing list archive)
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Series drm/msm: Add support for the A750 GPU found on the SM8650 platform | expand

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Neil Armstrong Feb. 12, 2024, 10:37 a.m. UTC 
Unlike the the very close A740 GPU on the SM8550 SoC, the A750 GPU
doesn't have an HWCFG block but a separate register set.

The missing registers are added in the a6xx.xml.h file that would
require a subsequent sync and the non-existent hwcfg is handled
in a6xx_set_hwcg().

The A750 GPU info are added under the adreno_is_a750() macro and
the ADRENO_7XX_GEN3 family id.

This adds:
- the GMU and SMMU bindings
- DRM driver changes
- DT nodes

Dependencies: None

Tested using Mesa's !26934 Merge Request [0] on the SM8650-QRD
and with kmscube & vkcube to test basic rendering.

[0] https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26934

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
Neil Armstrong (5):
      dt-bindings: display/msm/gmu: Document Adreno 750 GMU
      dt-bindings: arm-smmu: Document SM8650 GPU SMMU
      drm: msm: add support for A750 GPU
      arm64: dts: qcom: sm8650: add GPU nodes
      arm64: dts: qcom: sm8650-qrd: enable GPU

 .../devicetree/bindings/display/msm/gmu.yaml       |   1 +
 .../devicetree/bindings/iommu/arm,smmu.yaml        |   7 +-
 arch/arm64/boot/dts/qcom/sm8650-qrd.dts            |   8 +
 arch/arm64/boot/dts/qcom/sm8650.dtsi               | 169 +++++++++++++++++++++
 drivers/gpu/drm/msm/adreno/a6xx.xml.h              |   8 +
 drivers/gpu/drm/msm/adreno/a6xx_gmu.c              |   2 +
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c              |  29 +++-
 drivers/gpu/drm/msm/adreno/adreno_device.c         |  14 ++
 drivers/gpu/drm/msm/adreno/adreno_gpu.h            |   9 +-
 9 files changed, 241 insertions(+), 6 deletions(-)
---
base-commit: 84baf172e2fa30d6d6d0fb8ed076b47e836b74f1
change-id: 20240208-topic-sm8650-gpu-489d5e2c2b17

Best regards,