My cheapo monitor has an invalid block 1, resulting in a lot of dmesg spam every few seconds.
I get it the first time that the entire block is all 0xff..
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx [v3.7]
---
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 5a3770f..4490080 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -357,10 +357,14 @@ drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
break;
}
}
- if (i == 4)
+
+ if (i == 4 && print_bad_edid) {
dev_warn(connector->dev->dev,
"%s: Ignoring invalid EDID block %d.\n",
drm_get_connector_name(connector), j);
+
+ connector->bad_edid_counter++;
+ }
}
if (valid_extensions != block[0x7e]) {
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