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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 01/15] drm/i915/vrr: Use crtc_vsync_start/end for computing vrr.vsync_start/end
Date: Sun, 28 Sep 2025 12:35:26 +0530	[thread overview]
Message-ID: <20250928070541.3892890-2-ankit.k.nautiyal@intel.com> (raw)
In-Reply-To: <20250928070541.3892890-1-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:[~2025-09-28  7:19 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-28  7:05 [PATCH 00/15] Optimize vrr.guardband and fix LRR Ankit Nautiyal
2025-09-28  7:05 ` Ankit Nautiyal [this message]
2025-09-28  7:05 ` [PATCH 02/15] drm/i915/skl_watermark: Fix the scaling factor for chroma subsampling Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 03/15] drm/i915/skl_watermark: Pass linetime as argument to latency helpers Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 04/15] drm/i915/skl_scaler: Introduce helper for chroma downscale factor Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 05/15] drm/i915/display: Extract helpers to set dsc/scaler prefill latencies Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 06/15] drm/i915/dp: Add SDP latency computation helper Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 07/15] drm/i915/alpm: Add function to compute max link-wake latency Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 08/15] drm/i915/display: Add guardband check for feature latencies Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 09/15] drm/i915/skl_watermark: Remove redundant latency checks from vblank validation Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 10/15] drm/i915/vrr: Introduce helper to compute min static guardband Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 11/15] drm/i915/vrr: Use optimized guardband when VRR TG is active Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 12/15] drm/i915/vrr: Prepare for movement of vblank start for optimized guardband Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 13/15] drm/i915/display: Recompute crtc_vblank_start " Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 14/15] drm/i915/display: s/allow_vblank_delay_fastset/allow_vblank_delay_fastset_lrr Ankit Nautiyal
2025-09-28  7:05 ` [PATCH 15/15] drm/i915/display: Use optimized guardband to set vblank start Ankit Nautiyal
2025-09-29  8:45   ` Ville Syrjälä
2025-09-29  9:09     ` Ville Syrjälä
2025-09-29  9:21     ` Ville Syrjälä
2025-10-01 10:34     ` Nautiyal, Ankit K
2025-10-01 12:10       ` Ville Syrjälä
2025-10-01 13:16         ` Nautiyal, Ankit K
2025-09-29  9:00   ` Ville Syrjälä
2025-10-01 10:41     ` Nautiyal, Ankit K
2025-10-01 12:12       ` Ville Syrjälä
2025-10-01 13:17         ` Nautiyal, Ankit K
2025-09-28  8:07 ` ✗ i915.CI.BAT: failure for Optimize vrr.guardband and fix LRR (rev12) Patchwork
  -- strict thread matches above, loose matches on Subject: below --
2025-09-11  2:45 [PATCH 00/15] Optimize vrr.guardband and fix LRR Ankit Nautiyal
2025-09-11  2:45 ` [PATCH 01/15] drm/i915/vrr: Use crtc_vsync_start/end for computing vrr.vsync_start/end Ankit Nautiyal

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