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drm/i915/vblank: Extract vrr_vblank_start()

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Initialise delayed vblank position for evasion logic.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patch.msgid.link/20251223104542.2688548-13-mitulkumar.ajitkumar.golani@intel.com
This commit is contained in:
Ville Syrjälä 2025-12-23 16:15:34 +05:30 committed by Ankit Nautiyal
parent 4ca36702d8
commit 5e32a46f56
1 changed files with 9 additions and 4 deletions
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13
drivers/gpu/drm/i915/display/intel_vblank.c
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@ -651,6 +651,14 @@ intel_pre_commit_crtc_state(struct intel_atomic_state *state,
return pre_commit_crtc_state(old_crtc_state, new_crtc_state);
}
static int vrr_vblank_start(const struct intel_crtc_state *crtc_state)
{
if (intel_vrr_is_push_sent(crtc_state))
return intel_vrr_vmin_vblank_start(crtc_state);
else
return intel_vrr_vmax_vblank_start(crtc_state);
}
void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state,
const struct intel_crtc_state *new_crtc_state,
struct intel_vblank_evade_ctx *evade)
@ -677,10 +685,7 @@ void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state,
drm_WARN_ON(crtc->base.dev, intel_crtc_needs_modeset(new_crtc_state) ||
new_crtc_state->update_m_n || new_crtc_state->update_lrr);
if (intel_vrr_is_push_sent(crtc_state))
evade->vblank_start = intel_vrr_vmin_vblank_start(crtc_state);
else
evade->vblank_start = intel_vrr_vmax_vblank_start(crtc_state);
evade->vblank_start = vrr_vblank_start(crtc_state);
vblank_delay = crtc_state->set_context_latency;
} else {