Re: [PATCH v2 0/8] drm/msm/dpu: improve CTL handling on DPU >= 5.0 platforms

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On 28/02/2025 05:14, Dmitry Baryshkov wrote:
Since version 5.0 the DPU got an improved way of handling multi-output
configurations. It is now possible to program all pending changes
through a single CTL and flush everything at the same time.

Implement corresponding changes in the DPU driver.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
Changes in v2:
- Made CTL_MERGE_3D_ACTIVE writes unconditional (Marijn)
- Added CTL_INTF_MASTER clearing in dpu_hw_ctl_reset_intf_cfg_v1
   (Marijn)
- Added a patch to drop extra rm->has_legacy_ctls condition (and an
   explanation why it can not be folded in an earlier patch).
- Link to v1: https://lore.kernel.org/r/20250220-dpu-active-ctl-v1-0-71ca67a564f8@xxxxxxxxxx

---
Dmitry Baryshkov (8):
       drm/msm/dpu: don't overwrite CTL_MERGE_3D_ACTIVE register
       drm/msm/dpu: program master INTF value
       drm/msm/dpu: pass master interface to CTL configuration
       drm/msm/dpu: use single CTL if it is the only CTL returned by RM
       drm/msm/dpu: don't select single flush for active CTL blocks
       drm/msm/dpu: allocate single CTL for DPU >= 5.0
       drm/msm/dpu: remove DPU_CTL_SPLIT_DISPLAY from CTL blocks on DPU >= 5.0
       drm/msm/dpu: drop now-unused condition for has_legacy_ctls

  .../gpu/drm/msm/disp/dpu1/catalog/dpu_10_0_sm8650.h  |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h   |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h  |  4 ++--
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_5_2_sm7150.h   |  4 ++--
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h   |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h   |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_8_0_sc8280xp.h |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h   |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_8_4_sa8775p.h  |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h   |  5 ++---
  .../gpu/drm/msm/disp/dpu1/catalog/dpu_9_2_x1e80100.h |  5 ++---
  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c          |  6 +++++-
  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c |  2 ++
  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c |  5 ++++-
  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c           | 20 +++++++++++++++++---
  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h           |  2 ++
  drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c               | 14 +++++++++++---
  drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h               |  2 ++
  18 files changed, 65 insertions(+), 39 deletions(-)
---
base-commit: be5c7bbb3a64baf884481a1ba0c2f8fb2f93f7c3
change-id: 20250209-dpu-active-ctl-08cca4d8b08a

Best regards,

Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-QRD
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8550-HDK
Tested-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> # on SM8650-QRD




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