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From:   Neil Armstrong <neil.armstrong@linaro.org>
Subject: [PATCH RFC 0/5] drm/msm: dpu1: correctly implement SSPP & WB Clock
 Control Split
Date:   Mon, 09 Oct 2023 18:36:11 +0200
Message-Id: <20231009-topic-sm8550-graphics-sspp-split-clk-v1-0-806c0dee4e43@linaro.org>
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To:     Rob Clark <robdclark@gmail.com>,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Sean Paul <sean@poorly.run>,
        Marijn Suijten <marijn.suijten@somainline.org>,
        David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>
Cc:     linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
        freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        Neil Armstrong <neil.armstrong@linaro.org>
Precedence: bulk

Starting with the SM8550 platform, the SSPP & WB Clock Controls are
no more in the MDP TOP registers, but in the SSPP & WB register space.

Add the corresponding SSPP & WB ops and use them from the vbif QoS
and OT limit setup functions.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
Neil Armstrong (5):
      drm/msm: dpu1: create a dpu_hw_clk_force_ctrl() helper
      drm/msm: dpu1: add setup_clk_force_ctrl() op to sspp & wb
      drm/msm: dpu1: vbif: add dpu_vbif_setup_clk_force_ctrl() helper
      drm/msm: dpu1: call wb & sspp clk_force_ctrl op if split clock control
      drm/msm: dpu1: sm8550: move split clock controls to sspp entries

 .../gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h | 35 +++++++++-----------
 .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c    |  4 +--
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h     |  4 +++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c        |  9 +++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.h        |  9 +++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_top.c         | 23 +------------
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c        | 21 ++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.h        |  4 +++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c          |  9 +++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.h          |  4 +++
 drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c          |  9 +++--
 drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c           | 38 +++++++++++++++++-----
 drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.h           | 12 ++++---
 13 files changed, 120 insertions(+), 61 deletions(-)
---
base-commit: 9119cf579b4432b36be9d33a92f4331922067d92
change-id: 20231009-topic-sm8550-graphics-sspp-split-clk-43c32e37b6aa

Best regards,
-- 
Neil Armstrong <neil.armstrong@linaro.org>