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drm/msm: A8xx Support - Batch 2

From:  Akhil P Oommen <akhilpo-AT-oss.qualcomm.com>
To:  Rob Clark <robin.clark-AT-oss.qualcomm.com>, Sean Paul <sean-AT-poorly.run>, Konrad Dybcio <konradybcio-AT-kernel.org>, Dmitry Baryshkov <lumag-AT-kernel.org>, Abhinav Kumar <abhinav.kumar-AT-linux.dev>, Jessica Zhang <jesszhan0024-AT-gmail.com>, Marijn Suijten <marijn.suijten-AT-somainline.org>, David Airlie <airlied-AT-gmail.com>, Simona Vetter <simona-AT-ffwll.ch>, Antonino Maniscalco <antomani103-AT-gmail.com>, Connor Abbott <cwabbott0-AT-gmail.com>, Maarten Lankhorst <maarten.lankhorst-AT-linux.intel.com>, Maxime Ripard <mripard-AT-kernel.org>, Thomas Zimmermann <tzimmermann-AT-suse.de>
Subject:  [PATCH v2 00/17] drm/msm: A8xx Support - Batch 2
Date:  Fri, 27 Mar 2026 05:43:49 +0530
Message-ID:  <20260327-a8xx-gpu-batch2-v2-0-2b53c38d2101@oss.qualcomm.com>
Cc:  linux-arm-msm-AT-vger.kernel.org, dri-devel-AT-lists.freedesktop.org, freedreno-AT-lists.freedesktop.org, linux-kernel-AT-vger.kernel.org, Akhil P Oommen <akhilpo-AT-oss.qualcomm.com>, Konrad Dybcio <konrad.dybcio-AT-oss.qualcomm.com>
Archive-link:  Article

This series brings a few additional features for A8xx GPUs which were
deferred in the initial series. First few patches are a few general fixes
and improvements. The next few patches adds support for SKU tables,
Preemption, IFPC and a UABI to query AQE support.

Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
---
Changes in v2:
- Split X2-85 SKU detection patch (Rob)
- Split out a7xx_gmu_gx_is_on() (Konrad)
- Avoid secure init on every gmu_resume (Konrad)
- Simplify code in adreno_load_gpu() using guard(mutex) (Konrad)
- Correct the payload size for CP_ME_INIT packet (Konrad)
- Remove unnecessary gmu_wrapper check in a8xx_preempt.c (Konrad)
- Few misc formatting fixes (Konrad/Claude bot)
- Add Fixes tag & reorder patches to move fixes to top (Rob/Dmitry)
- Captured R-b tags
- Link to v1: https://lore.kernel.org/r/20260324-a8xx-gpu-batch2-v1-0-f...

---
Akhil P Oommen (17):
      drm/msm/a6xx: Use barriers while updating HFI Q headers
      drm/msm/a8xx: Fix the ticks used in submit traces
      drm/msm/a6xx: Switch to preemption safe AO counter
      drm/msm/a6xx: Correct OOB usage
      drm/msm/adreno: Implement gx_is_on() for A8x
      drm/msm/a6xx: Fix gpu init from secure world
      drm/msm/a6xx: Add support for Debug HFI Q
      drm/msm/adreno: Coredump on GPU/GMU init failures
      drm/msm/a6xx: Use packed structs for HFI
      drm/msm/a6xx: Update HFI definitions
      drm/msm/a8xx: Add SKU table for A840
      drm/msm/a6xx: Add soft fuse detection support
      drm/msm/a6xx: Add SKU detection support for X2-85
      drm/msm/a8xx: Implement IFPC support for A840
      drm/msm/a8xx: Preemption support for A840
      drm/msm/a6xx: Enable Preemption on X2-85
      drm/msm/adreno: Expose a PARAM to check AQE support

 drivers/gpu/drm/msm/Makefile                      |   1 +
 drivers/gpu/drm/msm/adreno/a4xx_gpu.c             |   6 +-
 drivers/gpu/drm/msm/adreno/a5xx_gpu.c             |  12 +-
 drivers/gpu/drm/msm/adreno/a6xx_catalog.c         | 243 +++++++++++++++++++-
 drivers/gpu/drm/msm/adreno/a6xx_gmu.c             | 141 ++++++++++--
 drivers/gpu/drm/msm/adreno/a6xx_gmu.h             |   9 +-
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c             | 169 +++++++-------
 drivers/gpu/drm/msm/adreno/a6xx_gpu.h             |   7 +-
 drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c       |   6 +-
 drivers/gpu/drm/msm/adreno/a6xx_hfi.c             |  33 ++-
 drivers/gpu/drm/msm/adreno/a6xx_hfi.h             | 155 +++++++++++--
 drivers/gpu/drm/msm/adreno/a6xx_preempt.c         |  77 +------
 drivers/gpu/drm/msm/adreno/a6xx_preempt.h         |  82 +++++++
 drivers/gpu/drm/msm/adreno/a8xx_gpu.c             | 162 ++++++++++++--
 drivers/gpu/drm/msm/adreno/a8xx_preempt.c         | 259 ++++++++++++++++++++++
 drivers/gpu/drm/msm/adreno/adreno_device.c        |   5 +-
 drivers/gpu/drm/msm/adreno/adreno_gpu.c           |  20 +-
 drivers/gpu/drm/msm/adreno/adreno_gpu.h           |   5 +-
 drivers/gpu/drm/msm/msm_gpu.c                     |   5 +-
 drivers/gpu/drm/msm/msm_gpu.h                     |   2 +
 drivers/gpu/drm/msm/registers/adreno/a6xx.xml     |   4 +
 drivers/gpu/drm/msm/registers/adreno/a6xx_gmu.xml |   6 +-
 include/uapi/drm/msm_drm.h                        |   1 +
 23 files changed, 1137 insertions(+), 273 deletions(-)
---
base-commit: 38d568f154c66430920b01edc9c722ec14aa54d7
change-id: 20260322-a8xx-gpu-batch2-bf7f5a9406ac

Best regards,
-- 
Akhil P Oommen <akhilpo@oss.qualcomm.com>




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