[v3 0/5] Add PSR support for eDP

From: Vinod Polimera
Date: Tue Jun 21 2022 - 06:54:22 EST


Changes in v2:
- Use dp bridge to set psr entry/exit instead of dpu_enocder.
- Don't modify whitespaces.
- Set self refresh aware from atomic_check.
- Set self refresh aware only if psr is supported.
- Provide a stub for msm_dp_display_set_psr.
- Move dp functions to bridge code.

Changes in v3:
- Change callback names to reflect atomic interfaces.
- Move bridge callback change to separate patch as suggested by Dmitry.
- Remove psr function declaration from msm_drv.h.
- Set self_refresh_aware flag only if psr is supported.
- Modify the variable names to simpler form.
- Define bit fields for PSR settings.
- Add comments explaining the steps to enter/exit psr.
- Change DRM_INFO to drm_dbg_db.

Signed-off-by: Sankeerth Billakanti <quic_sbillaka@xxxxxxxxxxx>
Signed-off-by: Kalyan Thota <quic_kalyant@xxxxxxxxxxx>
Signed-off-by: Vinod Polimera <quic_vpolimer@xxxxxxxxxxx>

Vinod Polimera (5):
drm/msm/dp: Add basic PSR support for eDP
drm/bridge: use atomic enable/disable callbacks for panel bridge
functions
drm/bridge: add psr support during panel bridge enable & disable
sequence
drm/msm/disp/dpu1: use atomic enable/disable callbacks for encoder
functions
drm/msm/disp/dpu1: add PSR support for eDP interface in dpu driver

drivers/gpu/drm/bridge/panel.c | 110 ++++++++++++++++--
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 36 +++++-
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 30 ++++-
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 2 +-
drivers/gpu/drm/msm/dp/dp_catalog.c | 81 ++++++++++++++
drivers/gpu/drm/msm/dp/dp_catalog.h | 4 +
drivers/gpu/drm/msm/dp/dp_ctrl.c | 76 ++++++++++++-
drivers/gpu/drm/msm/dp/dp_ctrl.h | 3 +
drivers/gpu/drm/msm/dp/dp_display.c | 14 +++
drivers/gpu/drm/msm/dp/dp_display.h | 2 +
drivers/gpu/drm/msm/dp/dp_drm.c | 166 +++++++++++++++++++++++++++-
drivers/gpu/drm/msm/dp/dp_link.c | 36 ++++++
drivers/gpu/drm/msm/dp/dp_panel.c | 22 ++++
drivers/gpu/drm/msm/dp/dp_panel.h | 6 +
drivers/gpu/drm/msm/dp/dp_reg.h | 27 +++++
15 files changed, 591 insertions(+), 24 deletions(-)

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2.7.4