Re: [PATCH 0/5] drm/msm: Support for GPU in Nord

[Shawn Guo <shengchao.guo@oss.qualcomm.com>]

On Sun, Oct 11, 2026 at 02:36:58PM +0800, Shawn Guo wrote:
> On Fri, Oct 09, 2026 at 02:36:34AM +0530, Akhil P Oommen wrote:
> > Nord is the first Snapdragon chipset with 2 integrated GPUs. It has
> > an Adreno 753 GPU which is very similar to the existing A750 (SM8650
> > chipset) and an Adreno A735 which is similar to the Adreno X1-45 GPU.
> > This series adds support for the A753 GPU. A735 support will come later
> > in a separate series.
> > 
> > The driver and dt-bindings patches are for Rob Clark and the devicetree
> > bits are for Bjorn to pick up.
> > 
> > Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
> > ---
> > Aastha Pandey (1):
> >       arm64: dts: qcom: nord: Add GPU cooling
> > 
> > Shivam Rawat (4):
> >       drm/msm/a6xx: Add Adreno 753 support
> >       dt-bindings: display/msm: Document Adreno 753 GPU/GMU
> >       arm64: dts: qcom: nord: Add Adreno 753 GPU and GMU nodes
> >       arm64: dts: qcom: nord-rrd: Enable Adreno 753 GPU
> 
> I tested it on RRD board (against next-20261009). While kmscube seems
> running fine, I saw the following errors.
> 
> root@qcom-armv8a:~# kmscube
> [   30.192468] adreno 3d00000.gpu: [drm:adreno_zap_shader_load [msm]] *ERROR* Unable to authorize the image
> [   30.192503] msm_dpu ae01000.display-controller: [drm:adreno_load_gpu [msm]] *ERROR* gpu hw init failed: -22
> [   30.202644] platform 3d6a000.gmu: [drm:a6xx_gmu_set_oob [msm]] *ERROR* Timeout waiting for GMU OOB set GPU_SET: 0x0

Turns out to be an issue on hypervisor. With an updated hypvm.mbn, the
issue is gone.

Shawn