disp: msm: sde: update BW_INDICATION programing sequence
BW_INDICATION indication must be programed before BWI_THRESHOLD. Otherwise, it will revert to legacy behaviour and rsc wakeup is delayed by one vsync causing janks. In current code BW_INDICATION is done after LM/SSPP programming and plane fence wait. Moved the perf_crtc_update before this and just after ctl prepare configuration to avoid chances of BW_INDICATION crossing BWI_THRESHOLD time. Change-Id: Ie976720910c34aaf140f1ce7daef38ba20bc10f5 Signed-off-by: Raviteja Tamatam <travitej@codeaurora.org>
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@@ -3143,6 +3143,9 @@ static void sde_crtc_atomic_begin(struct drm_crtc *crtc,
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sde_encoder_trigger_kickoff_pending(encoder);
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}
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/* update performance setting */
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sde_core_perf_crtc_update(crtc, 1, false);
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/*
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* If no mixers have been allocated in sde_crtc_atomic_check(),
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* it means we are trying to flush a CRTC whose state is disabled:
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@@ -3290,9 +3293,6 @@ static void sde_crtc_atomic_flush(struct drm_crtc *crtc,
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cstate->rsc_update = true;
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}
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/* update performance setting before crtc kickoff */
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sde_core_perf_crtc_update(crtc, 1, false);
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/*
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* Final plane updates: Give each plane a chance to complete all
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* required writes/flushing before crtc's "flush
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