[PATCH] drm/msm/adreno: fix a743 and a740 cx mem init

Connor Abbott cwabbott0 at gmail.com
Wed Jun 26 12:15:48 UTC 2024


On Wed, Jun 26, 2024 at 1:04 PM Neil Armstrong
<neil.armstrong at linaro.org> wrote:
>
> Disable the call to qcom_scm_gpu_init_regs() for a730 and a740
> after init failures on the HDK8550 and HDK8450 platforms:
> msm_dpu ae01000.display-controller: failed to load adreno gpu
> msm_dpu ae01000.display-controller: failed to bind 3d00000.gpu (ops a3xx_ops [msm]): -5
> msm_dpu ae01000.display-controller: adev bind failed: -5
>
> While debugging, it happens the call to:
> qcom_scm_gpu_init_regs(QCOM_SCM_GPU_ALWAYS_EN_REQ)
> returns -5 and makes the gpu fail to initialize.
>
> Remove the scm call since it's not done downstream either and
> works fine without.
>
> Fixes: 14b27d5df3ea ("drm/msm/a7xx: Initialize a750 "software fuse"")
> Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>
> ---

Reviewed-by: Connor Abbott <cwabbott0 at gmail.com>


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