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authorTimur Kristóf <timur.kristof@gmail.com>2025-09-26 20:02:02 +0200
committerAlex Deucher <alexander.deucher@amd.com>2025-10-28 10:10:10 -0400
commita9466f63ef36aa42fa989cfe50e30c07992b7d25 (patch)
tree05da3123209995799e0850ba2d1be3f4ffca54c3
parent70181ad96ec22c7ade7e373578b7a1a298035acd (diff)
drm/amd/display: Don't add freesync modes to analog displays (v2)
VRR is not supported on analog signals. Don't add freesync modes to analog displays or when VRR is unsupported by DC. Signed-off-by: Timur Kristóf <timur.kristof@gmail.com> Reviewed-by: Harry Wentland <harry.wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index dc091ccab46e..cce82deff51e 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -8662,6 +8662,10 @@ static void amdgpu_dm_connector_add_freesync_modes(struct drm_connector *connect
if (!(amdgpu_freesync_vid_mode && drm_edid))
return;
+ if (!amdgpu_dm_connector->dc_sink || amdgpu_dm_connector->dc_sink->edid_caps.analog ||
+ !dc_supports_vrr(amdgpu_dm_connector->dc_sink->ctx->dce_version))
+ return;
+
if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10)
amdgpu_dm_connector->num_modes +=
add_fs_modes(amdgpu_dm_connector);