From: Ville Syrjälä <[email protected]>

Since we only use the parsed vrefresh range to determine
if VRR should be supported we should only accept continuous
frequency displays here.

Cc: Manasi Navare <[email protected]>
Cc: Nicholas Kazlauskas <[email protected]>
Cc: Harry Wentland <[email protected]>
Cc: Leo Li <[email protected]>
Cc: Rodrigo Siqueira <[email protected]>
Cc: [email protected]
Reviewed-by: Jani Nikula <[email protected]>
Signed-off-by: Ville Syrjälä <[email protected]>
---
 drivers/gpu/drm/drm_edid.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 76753c56d4f7..8c89d6a90390 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -6064,7 +6064,10 @@ static void drm_get_monitor_range(struct drm_connector 
*connector,
                .drm_edid = drm_edid,
        };
 
-       if (!version_greater(drm_edid, 1, 1))
+       if (!version_greater(drm_edid, 1, 3))
+               return;
+
+       if (!(drm_edid->edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ))
                return;
 
        drm_for_each_detailed_block(drm_edid, get_monitor_range, &closure);
-- 
2.35.1

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