[PATCH v5 3/8] drm/i915/lobf: Add fixed refresh rate check in compute_config()
Animesh Manna
animesh.manna at intel.com
Mon Mar 3 08:35:17 UTC 2025
LOBF can be enabled with vrr fixed rate mode, so add check
if vmin = vmax = flipline in compute_config().
Signed-off-by: Animesh Manna <animesh.manna at intel.com>
---
drivers/gpu/drm/i915/display/intel_alpm.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_alpm.c b/drivers/gpu/drm/i915/display/intel_alpm.c
index d2f133bc5f38..c2862888466f 100644
--- a/drivers/gpu/drm/i915/display/intel_alpm.c
+++ b/drivers/gpu/drm/i915/display/intel_alpm.c
@@ -288,6 +288,10 @@ void intel_alpm_lobf_compute_config(struct intel_dp *intel_dp,
if (crtc_state->has_psr)
return;
+ if (crtc_state->vrr.vmin != crtc_state->vrr.vmax ||
+ crtc_state->vrr.vmin != crtc_state->vrr.flipline)
+ return;
+
if (!(intel_alpm_aux_wake_supported(intel_dp) ||
intel_alpm_aux_less_wake_supported(intel_dp)))
return;
--
2.29.0
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