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drm: shut up invalid edid messages 

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@canonical.com>
Cc: stable@vger.kernel.org [v3.7]
Signed-off-by: Dave Airlie <airlied@redhat.com>
hifive-unleashed-5.1
Maarten Lankhorst 2013-01-29 14:27:39 +01:00 committed by Dave Airlie
parent 3e2b756ba3
commit f934ec8c34
1 changed files with 5 additions and 1 deletions
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6
drivers/gpu/drm/drm_edid.c
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@ -354,10 +354,14 @@ 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]) {