[PATCH 15/17] drm/msm/adreno: Do CX GBIF config before GMU start

Akhil P Oommen akhilpo at oss.qualcomm.com
Wed Oct 1 15:03:12 PDT 2025



On 9/30/2025 1:19 PM, Dmitry Baryshkov wrote:
> On Tue, Sep 30, 2025 at 11:18:20AM +0530, Akhil P Oommen wrote:
>> GMU lies on the CX domain and accesses CX GBIF. So do CX GBIF
>> configurations before GMU wakes up. Also, move these registers to
>> the catalog.
>>
>> Signed-off-by: Akhil P Oommen <akhilpo at oss.qualcomm.com>
> 
> Fixes tag?

Seems this is not an issue for existing GPUs. So, technically not a 
bugfix. I will update the commit text mentioning this.

-Akhil

> 
>> ---
>>   drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 23 +++++++++++++++++++++++
>>   drivers/gpu/drm/msm/adreno/a6xx_gmu.c     | 12 ++++++++++++
>>   drivers/gpu/drm/msm/adreno/a6xx_gpu.c     | 17 ++++++++++-------
>>   drivers/gpu/drm/msm/adreno/a6xx_gpu.h     |  1 +
>>   drivers/gpu/drm/msm/adreno/a8xx_gpu.c     | 10 +++-------
>>   5 files changed, 49 insertions(+), 14 deletions(-)
>>
> 




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