Commit e24ff467 authored by Shixin Zeng's avatar Shixin Zeng Committed by Daniel Vetter

drm/crtc: Fix edid length computation

The length of each EDID block is EDID_LENGTH, and number of blocks is
(1 + edid->extensions) - we need to multiply not add them.

This causes wrong EDID to be passed on, and is a regression introduced
by d2ed3436 (drm: Introduce helper for replacing blob properties)
Signed-off-by: default avatarShixin Zeng <zeng.shixin@gmail.com>
Cc: Daniel Stone <daniels@collabora.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: default avatarDaniel Stone <daniels@collabora.com>
[danvet: Add Cc: and fix commit summary.]
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 8b72ce15
......@@ -4732,7 +4732,7 @@ int drm_mode_connector_update_edid_property(struct drm_connector *connector,
return 0;
if (edid)
size = EDID_LENGTH + (1 + edid->extensions);
size = EDID_LENGTH * (1 + edid->extensions);
ret = drm_property_replace_global_blob(dev,
&connector->edid_blob_ptr,
......
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