Hi,

Thanks for this patch.

Please change the commit subject to "drm/sti: hdmi: xxx".

Le 14/10/2025 à 08:54, Chu Guangqing a écrit :
call drm_edid_connector_update to reset the information when edit is NULL.
We can see the following comments in drm_edid.c
If EDID is NULL, reset the information.

Signed-off-by: Chu Guangqing <[email protected]>
---
  drivers/gpu/drm/sti/sti_hdmi.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
index 4e7c3d78b2b9..31a72f7f4d43 100644
--- a/drivers/gpu/drm/sti/sti_hdmi.c
+++ b/drivers/gpu/drm/sti/sti_hdmi.c
@@ -1008,6 +1008,7 @@ static int sti_hdmi_connector_get_modes(struct 
drm_connector *connector)
        return count;
fail:
+       drm_edid_connector_update(connector, NULL);
        DRM_ERROR("Can't read HDMI EDID\n");

Now that empty EDID has been properly updated, the DRM_ERROR can be removed IMO. In our use case HDMI is not systematically plugged, so this ERROR is quite noisy when we do not expect it.

Best regards,
Raphaël>     return 0;
  }

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