Environment Setup

Pull qcom-kernel

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repo init -u https://git.codelinaro.org/clo/la/kernelplatform/manifest -m KERNEL.PLATFORM.5.0.r28-00700-kernel.0.xml
repo sync

create soft link vendor/qcom

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ln -s vendor/qcom ../qcom

Pull graphics-kernel

simply clone it from codelinaro

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git clone https://git.codelinaro.org/clo/la/platform/vendor/qcom/opensource/graphics-kernel.git
git checkout gfx-kernel.lnx.16.0.r10-rel

Additional dependencies

mm-drivers

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cd kernel_platform/vendor/qcom/opensource/
git clone https://git.codelinaro.org/clo/la/platform/vendor/opensource/mm-drivers.git
cd mm-drivers
git checkout LA_AU.VENDOR.16.0.2.r6-01100-gen5_gvm.0

sync-kernel

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cd kernel_platform/vendor/qcom/opensource/
git clone https://git.codelinaro.org/clo/la/platform/vendor/opensource/synx-kernel.git
cd synx-kernel
git checkout LA_AU.VENDOR.16.0.2.r6-01100-gen5_gvm.0

patch

patch kernel_platform/vendor/qcom/opensource/synx-kernel/sun.bzl

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def define_sun():
    define_consolidate_perf_modules(
        target = "sun",
        registry = synx_modules,
        modules = [
            "synx-driver",
        ],
        config_options = [
            "TARGET_SYNX_ENABLE",
            "CONFIG_QTI_HW_FENCE",
            # "CONFIG_SYNX_IMPL",
        ],
    )

build

If you want to check if your environment is correct. Run this build command:

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cd kernel_platform
python3 build_with_bazel.py -t sun perf

If you want to build msm_kgsl.ko directly. Run this build Command:

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cd kernel_platform
bazel build //graphics-kernel:sun_perf_msm_kgsl