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From: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org
Cc: ville.syrjala@linux.intel.com,
	Ankit Nautiyal <ankit.k.nautiyal@intel.com>,
	Uma Shankar <uma.shankar@intel.com>
Subject: [PATCH 1/8] drm/i915/vrr: Use crtc_vsync_start/end for computing vrr.vsync_start/end
Date: Thu,  9 Oct 2025 12:47:29 +0530	[thread overview]
Message-ID: <20251009071736.800248-2-ankit.k.nautiyal@intel.com> (raw)
In-Reply-To: <20251009071736.800248-1-ankit.k.nautiyal@intel.com>

Use adjusted_mode->crtc_vsync_start/end instead of
adjusted_mode->vsync_start while computing vrr.vsync_start/end.
For most modes, these are same but for 3D/stereo modes the
crtc_vsync_start is different than vsync_start.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
---
 drivers/gpu/drm/i915/display/intel_vrr.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index 190c51be5cbc..4bc14b5e685f 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -394,10 +394,10 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
 	if (HAS_AS_SDP(display)) {
 		crtc_state->vrr.vsync_start =
 			(crtc_state->hw.adjusted_mode.crtc_vtotal -
-			 crtc_state->hw.adjusted_mode.vsync_start);
+			 crtc_state->hw.adjusted_mode.crtc_vsync_start);
 		crtc_state->vrr.vsync_end =
 			(crtc_state->hw.adjusted_mode.crtc_vtotal -
-			 crtc_state->hw.adjusted_mode.vsync_end);
+			 crtc_state->hw.adjusted_mode.crtc_vsync_end);
 	}
 }
 
-- 
2.45.2


  reply	other threads:[~2025-10-09  7:30 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-09  7:17 [PATCH 0/8] Preparatory patches for guardband optimization Ankit Nautiyal
2025-10-09  7:17 ` Ankit Nautiyal [this message]
2025-10-09  7:17 ` [PATCH 2/8] drm/i915/vrr: s/intel_vrr_compute_config_late/intel_vrr_compute_guardband Ankit Nautiyal
2025-10-09  7:17 ` [PATCH 3/8] drm/i915/vblank: Add helper to get correct vblank length Ankit Nautiyal
2025-10-09  7:17 ` [PATCH 4/8] drm/i915/psr: Consider SCL lines when validating vblank for wake latency Ankit Nautiyal
2025-10-09  7:17 ` [PATCH 5/8] drm/i915/display: Check if final vblank is sufficient for PSR features Ankit Nautiyal
2025-10-09  7:17 ` [PATCH 6/8] drm/i915/vrr: Recompute vblank_start for platforms with always-on VRR TG Ankit Nautiyal
2025-10-09  7:17 ` [PATCH 7/8] drm/i915/display: Add vblank_start adjustment logic for " Ankit Nautiyal
2025-10-09  7:17 ` [PATCH 8/8] drm/i915/display: Prepare for vblank_delay for LRR Ankit Nautiyal
  -- strict thread matches above, loose matches on Subject: below --
2025-10-09  9:00 [PATCH 0/8] Preparatory patches for guardband optimization Ankit Nautiyal
2025-10-09  9:00 ` [PATCH 1/8] drm/i915/vrr: Use crtc_vsync_start/end for computing vrr.vsync_start/end Ankit Nautiyal
2025-10-13 12:35 [PATCH 0/8] Preparatory patches for guardband optimization Ankit Nautiyal
2025-10-13 12:35 ` [PATCH 1/8] drm/i915/vrr: Use crtc_vsync_start/end for computing vrr.vsync_start/end Ankit Nautiyal
2025-10-14  4:16 [PATCH 0/8] Preparatory patches for guardband optimization Ankit Nautiyal
2025-10-14  4:16 ` [PATCH 1/8] drm/i915/vrr: Use crtc_vsync_start/end for computing vrr.vsync_start/end Ankit Nautiyal

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